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7c673cae FG |
1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2011 New Dream Network | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License version 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | * | |
13 | */ | |
14 | #include "include/int_types.h" | |
15 | ||
16 | #include <errno.h> | |
17 | ||
9f95a23c | 18 | #include "common/deleter.h" |
7c673cae FG |
19 | #include "common/dout.h" |
20 | #include "common/errno.h" | |
21 | #include "common/TracepointProvider.h" | |
22 | #include "include/Context.h" | |
23 | ||
24 | #include "cls/rbd/cls_rbd_client.h" | |
25 | #include "cls/rbd/cls_rbd_types.h" | |
9f95a23c | 26 | #include "librbd/Features.h" |
7c673cae FG |
27 | #include "librbd/ImageCtx.h" |
28 | #include "librbd/ImageState.h" | |
29 | #include "librbd/internal.h" | |
30 | #include "librbd/Operations.h" | |
11fdf7f2 | 31 | #include "librbd/api/Config.h" |
7c673cae | 32 | #include "librbd/api/DiffIterate.h" |
11fdf7f2 TL |
33 | #include "librbd/api/Group.h" |
34 | #include "librbd/api/Image.h" | |
35 | #include "librbd/api/Migration.h" | |
7c673cae | 36 | #include "librbd/api/Mirror.h" |
11fdf7f2 TL |
37 | #include "librbd/api/Namespace.h" |
38 | #include "librbd/api/Pool.h" | |
39 | #include "librbd/api/PoolMetadata.h" | |
40 | #include "librbd/api/Snapshot.h" | |
41 | #include "librbd/api/Trash.h" | |
7c673cae FG |
42 | #include "librbd/io/AioCompletion.h" |
43 | #include "librbd/io/ImageRequestWQ.h" | |
44 | #include "librbd/io/ReadResult.h" | |
45 | #include <algorithm> | |
46 | #include <string> | |
47 | #include <vector> | |
48 | ||
49 | #ifdef WITH_LTTNG | |
50 | #define TRACEPOINT_DEFINE | |
51 | #define TRACEPOINT_PROBE_DYNAMIC_LINKAGE | |
52 | #include "tracing/librbd.h" | |
53 | #undef TRACEPOINT_PROBE_DYNAMIC_LINKAGE | |
54 | #undef TRACEPOINT_DEFINE | |
55 | #else | |
56 | #define tracepoint(...) | |
57 | #endif | |
58 | ||
59 | #define dout_subsys ceph_subsys_rbd | |
60 | #undef dout_prefix | |
61 | #define dout_prefix *_dout << "librbd: " | |
62 | ||
63 | using std::string; | |
64 | using std::vector; | |
65 | ||
66 | using ceph::bufferlist; | |
67 | using librados::snap_t; | |
68 | using librados::IoCtx; | |
69 | ||
70 | namespace { | |
71 | ||
72 | TracepointProvider::Traits tracepoint_traits("librbd_tp.so", "rbd_tracing"); | |
73 | ||
9f95a23c TL |
74 | struct UserBufferDeleter : public deleter::impl { |
75 | CephContext* cct; | |
76 | librbd::io::AioCompletion* aio_completion; | |
77 | ||
78 | UserBufferDeleter(CephContext* cct, librbd::io::AioCompletion* aio_completion) | |
79 | : deleter::impl(deleter()), cct(cct), aio_completion(aio_completion) { | |
80 | aio_completion->block(cct); | |
81 | } | |
82 | ||
83 | ~UserBufferDeleter() override { | |
84 | aio_completion->unblock(cct); | |
85 | } | |
86 | }; | |
87 | ||
11fdf7f2 | 88 | static auto create_write_raw(librbd::ImageCtx *ictx, const char *buf, |
9f95a23c TL |
89 | size_t len, |
90 | librbd::io::AioCompletion* aio_completion) { | |
91 | if (ictx->disable_zero_copy || aio_completion == nullptr) { | |
92 | // must copy the buffer if writeback/writearound cache is in-use (or using | |
93 | // non-AIO) | |
94 | return buffer::copy(buf, len); | |
95 | } | |
96 | ||
97 | // avoid copying memory for AIO operations, but possibly delay completions | |
98 | // until the last reference to the user's memory has been released | |
99 | return ceph::unique_leakable_ptr<ceph::buffer::raw>( | |
100 | buffer::claim_buffer( | |
101 | len, const_cast<char*>(buf), | |
102 | deleter(new UserBufferDeleter(ictx->cct, aio_completion)))); | |
7c673cae FG |
103 | } |
104 | ||
105 | CephContext* get_cct(IoCtx &io_ctx) { | |
106 | return reinterpret_cast<CephContext*>(io_ctx.cct()); | |
107 | } | |
108 | ||
109 | librbd::io::AioCompletion* get_aio_completion(librbd::RBD::AioCompletion *comp) { | |
110 | return reinterpret_cast<librbd::io::AioCompletion *>(comp->pc); | |
111 | } | |
112 | ||
113 | struct C_AioCompletion : public Context { | |
114 | CephContext *cct; | |
115 | librbd::io::aio_type_t aio_type; | |
116 | librbd::io::AioCompletion* aio_comp; | |
117 | ||
118 | C_AioCompletion(librbd::ImageCtx *ictx, librbd::io::aio_type_t aio_type, | |
119 | librbd::io::AioCompletion* aio_comp) | |
120 | : cct(ictx->cct), aio_type(aio_type), aio_comp(aio_comp) { | |
121 | aio_comp->init_time(ictx, aio_type); | |
122 | aio_comp->get(); | |
123 | } | |
9f95a23c TL |
124 | virtual ~C_AioCompletion() { |
125 | aio_comp->put(); | |
126 | } | |
7c673cae FG |
127 | |
128 | void finish(int r) override { | |
129 | ldout(cct, 20) << "C_AioComplete::finish: r=" << r << dendl; | |
130 | if (r < 0) { | |
131 | aio_comp->fail(r); | |
132 | } else { | |
7c673cae | 133 | aio_comp->complete(); |
7c673cae FG |
134 | } |
135 | } | |
136 | }; | |
137 | ||
138 | struct C_OpenComplete : public C_AioCompletion { | |
139 | librbd::ImageCtx *ictx; | |
140 | void **ictxp; | |
7c673cae FG |
141 | C_OpenComplete(librbd::ImageCtx *ictx, librbd::io::AioCompletion* comp, |
142 | void **ictxp) | |
143 | : C_AioCompletion(ictx, librbd::io::AIO_TYPE_OPEN, comp), | |
144 | ictx(ictx), ictxp(ictxp) { | |
145 | } | |
146 | void finish(int r) override { | |
147 | ldout(ictx->cct, 20) << "C_OpenComplete::finish: r=" << r << dendl; | |
148 | if (r < 0) { | |
149 | *ictxp = nullptr; | |
150 | } else { | |
151 | *ictxp = ictx; | |
152 | } | |
153 | ||
154 | C_AioCompletion::finish(r); | |
155 | } | |
156 | }; | |
157 | ||
158 | struct C_OpenAfterCloseComplete : public Context { | |
159 | librbd::ImageCtx *ictx; | |
160 | librbd::io::AioCompletion* comp; | |
161 | void **ictxp; | |
162 | C_OpenAfterCloseComplete(librbd::ImageCtx *ictx, | |
163 | librbd::io::AioCompletion* comp, | |
164 | void **ictxp) | |
165 | : ictx(ictx), comp(comp), ictxp(ictxp) { | |
166 | } | |
167 | void finish(int r) override { | |
168 | ldout(ictx->cct, 20) << "C_OpenAfterCloseComplete::finish: r=" << r | |
169 | << dendl; | |
170 | delete reinterpret_cast<librbd::ImageCtx*>(*ictxp); | |
171 | *ictxp = nullptr; | |
172 | ||
11fdf7f2 | 173 | ictx->state->open(0, new C_OpenComplete(ictx, comp, ictxp)); |
7c673cae FG |
174 | } |
175 | }; | |
176 | ||
177 | struct C_UpdateWatchCB : public librbd::UpdateWatchCtx { | |
178 | rbd_update_callback_t watch_cb; | |
179 | void *arg; | |
180 | uint64_t handle = 0; | |
181 | ||
182 | C_UpdateWatchCB(rbd_update_callback_t watch_cb, void *arg) : | |
183 | watch_cb(watch_cb), arg(arg) { | |
184 | } | |
185 | void handle_notify() override { | |
186 | watch_cb(arg); | |
187 | } | |
188 | }; | |
189 | ||
11fdf7f2 TL |
190 | void group_image_status_cpp_to_c(const librbd::group_image_info_t &cpp_info, |
191 | rbd_group_image_info_t *c_info) { | |
192 | c_info->name = strdup(cpp_info.name.c_str()); | |
193 | c_info->pool = cpp_info.pool; | |
194 | c_info->state = cpp_info.state; | |
195 | } | |
196 | ||
197 | void group_info_cpp_to_c(const librbd::group_info_t &cpp_info, | |
198 | rbd_group_info_t *c_info) { | |
199 | c_info->name = strdup(cpp_info.name.c_str()); | |
200 | c_info->pool = cpp_info.pool; | |
201 | } | |
202 | ||
203 | void group_snap_info_cpp_to_c(const librbd::group_snap_info_t &cpp_info, | |
204 | rbd_group_snap_info_t *c_info) { | |
205 | c_info->name = strdup(cpp_info.name.c_str()); | |
206 | c_info->state = cpp_info.state; | |
207 | } | |
208 | ||
7c673cae FG |
209 | void mirror_image_info_cpp_to_c(const librbd::mirror_image_info_t &cpp_info, |
210 | rbd_mirror_image_info_t *c_info) { | |
211 | c_info->global_id = strdup(cpp_info.global_id.c_str()); | |
212 | c_info->state = cpp_info.state; | |
213 | c_info->primary = cpp_info.primary; | |
214 | } | |
215 | ||
9f95a23c TL |
216 | int get_local_mirror_image_site_status( |
217 | const librbd::mirror_image_global_status_t& status, | |
218 | librbd::mirror_image_site_status_t* local_status) { | |
219 | auto it = std::find_if(status.site_statuses.begin(), | |
220 | status.site_statuses.end(), | |
221 | [](const librbd::mirror_image_site_status_t& s) { | |
222 | return (s.mirror_uuid == | |
223 | cls::rbd::MirrorImageSiteStatus::LOCAL_MIRROR_UUID); | |
224 | }); | |
225 | if (it == status.site_statuses.end()) { | |
226 | return -ENOENT; | |
227 | } | |
228 | ||
229 | *local_status = *it; | |
230 | return 0; | |
231 | } | |
232 | ||
233 | #pragma GCC diagnostic push | |
234 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
235 | ||
236 | int mirror_image_global_status_cpp_to_c( | |
237 | const librbd::mirror_image_global_status_t &cpp_status, | |
238 | rbd_mirror_image_status_t *c_status) { | |
7c673cae FG |
239 | c_status->name = strdup(cpp_status.name.c_str()); |
240 | mirror_image_info_cpp_to_c(cpp_status.info, &c_status->info); | |
9f95a23c TL |
241 | |
242 | librbd::mirror_image_site_status_t local_status; | |
243 | int r = get_local_mirror_image_site_status(cpp_status, &local_status); | |
244 | if (r < 0) { | |
245 | return r; | |
246 | } | |
247 | ||
248 | c_status->state = local_status.state; | |
249 | c_status->description = strdup(local_status.description.c_str()); | |
250 | c_status->last_update = local_status.last_update; | |
251 | c_status->up = local_status.up; | |
252 | return 0; | |
253 | } | |
254 | ||
255 | #pragma GCC diagnostic pop | |
256 | ||
257 | void mirror_image_global_status_cpp_to_c( | |
258 | const librbd::mirror_image_global_status_t &cpp_status, | |
259 | rbd_mirror_image_global_status_t *c_status) { | |
260 | c_status->name = strdup(cpp_status.name.c_str()); | |
261 | mirror_image_info_cpp_to_c(cpp_status.info, &c_status->info); | |
262 | ||
263 | c_status->site_statuses_count = cpp_status.site_statuses.size(); | |
264 | c_status->site_statuses = (rbd_mirror_image_site_status_t*)calloc( | |
265 | cpp_status.site_statuses.size(), sizeof(rbd_mirror_image_site_status_t)); | |
266 | ||
267 | auto idx = 0U; | |
268 | for (auto it = cpp_status.site_statuses.begin(); | |
269 | it != cpp_status.site_statuses.end(); ++it) { | |
270 | auto& s_status = c_status->site_statuses[idx++]; | |
271 | s_status.mirror_uuid = strdup(it->mirror_uuid.c_str()); | |
272 | s_status.state = it->state; | |
273 | s_status.description = strdup(it->description.c_str()); | |
274 | s_status.last_update = it->last_update; | |
275 | s_status.up = it->up; | |
276 | } | |
7c673cae FG |
277 | } |
278 | ||
279 | void trash_image_info_cpp_to_c(const librbd::trash_image_info_t &cpp_info, | |
280 | rbd_trash_image_info_t *c_info) { | |
281 | c_info->id = strdup(cpp_info.id.c_str()); | |
282 | c_info->name = strdup(cpp_info.name.c_str()); | |
283 | c_info->source = cpp_info.source; | |
284 | c_info->deletion_time = cpp_info.deletion_time; | |
285 | c_info->deferment_end_time = cpp_info.deferment_end_time; | |
286 | } | |
287 | ||
11fdf7f2 TL |
288 | void config_option_cpp_to_c(const librbd::config_option_t &cpp_option, |
289 | rbd_config_option_t *c_option) { | |
290 | c_option->name = strdup(cpp_option.name.c_str()); | |
291 | c_option->value = strdup(cpp_option.value.c_str()); | |
292 | c_option->source = cpp_option.source; | |
293 | } | |
294 | ||
295 | void config_option_cleanup(rbd_config_option_t &option) { | |
296 | free(option.name); | |
297 | free(option.value); | |
298 | } | |
299 | ||
7c673cae FG |
300 | struct C_MirrorImageGetInfo : public Context { |
301 | rbd_mirror_image_info_t *mirror_image_info; | |
302 | Context *on_finish; | |
303 | ||
304 | librbd::mirror_image_info_t cpp_mirror_image_info; | |
305 | ||
306 | C_MirrorImageGetInfo(rbd_mirror_image_info_t *mirror_image_info, | |
307 | Context *on_finish) | |
308 | : mirror_image_info(mirror_image_info), on_finish(on_finish) { | |
309 | } | |
310 | ||
311 | void finish(int r) override { | |
312 | if (r < 0) { | |
313 | on_finish->complete(r); | |
314 | return; | |
315 | } | |
316 | ||
317 | mirror_image_info_cpp_to_c(cpp_mirror_image_info, mirror_image_info); | |
318 | on_finish->complete(0); | |
319 | } | |
320 | }; | |
321 | ||
9f95a23c TL |
322 | struct C_MirrorImageGetGlobalStatus : public Context { |
323 | rbd_mirror_image_global_status_t *mirror_image_global_status; | |
324 | Context *on_finish; | |
325 | ||
326 | librbd::mirror_image_global_status_t cpp_mirror_image_global_status; | |
327 | ||
328 | C_MirrorImageGetGlobalStatus( | |
329 | rbd_mirror_image_global_status_t *mirror_image_global_status, | |
330 | Context *on_finish) | |
331 | : mirror_image_global_status(mirror_image_global_status), | |
332 | on_finish(on_finish) { | |
333 | } | |
334 | ||
335 | void finish(int r) override { | |
336 | if (r < 0) { | |
337 | on_finish->complete(r); | |
338 | return; | |
339 | } | |
340 | ||
341 | mirror_image_global_status_cpp_to_c(cpp_mirror_image_global_status, | |
342 | mirror_image_global_status); | |
343 | on_finish->complete(0); | |
344 | } | |
345 | }; | |
346 | ||
347 | #pragma GCC diagnostic push | |
348 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
349 | ||
7c673cae | 350 | struct C_MirrorImageGetStatus : public Context { |
9f95a23c TL |
351 | librbd::mirror_image_status_t *mirror_image_status_cpp = nullptr; |
352 | rbd_mirror_image_status_t *mirror_image_status = nullptr; | |
7c673cae FG |
353 | Context *on_finish; |
354 | ||
9f95a23c | 355 | librbd::mirror_image_global_status_t cpp_mirror_image_global_status; |
7c673cae FG |
356 | |
357 | C_MirrorImageGetStatus(rbd_mirror_image_status_t *mirror_image_status, | |
358 | Context *on_finish) | |
359 | : mirror_image_status(mirror_image_status), on_finish(on_finish) { | |
360 | } | |
9f95a23c TL |
361 | C_MirrorImageGetStatus(librbd::mirror_image_status_t *mirror_image_status, |
362 | Context *on_finish) | |
363 | : mirror_image_status_cpp(mirror_image_status), on_finish(on_finish) { | |
364 | } | |
365 | ||
7c673cae FG |
366 | |
367 | void finish(int r) override { | |
368 | if (r < 0) { | |
369 | on_finish->complete(r); | |
370 | return; | |
371 | } | |
372 | ||
9f95a23c TL |
373 | if (mirror_image_status != nullptr) { |
374 | r = mirror_image_global_status_cpp_to_c(cpp_mirror_image_global_status, | |
375 | mirror_image_status); | |
376 | } else if (mirror_image_status_cpp != nullptr) { | |
377 | librbd::mirror_image_site_status_t local_status; | |
378 | r = get_local_mirror_image_site_status(cpp_mirror_image_global_status, | |
379 | &local_status); | |
380 | if (r >= 0) { | |
381 | *mirror_image_status_cpp = { | |
382 | cpp_mirror_image_global_status.name, | |
383 | cpp_mirror_image_global_status.info, | |
384 | local_status.state, local_status.description, | |
385 | local_status.last_update, local_status.up}; | |
386 | } | |
387 | } | |
388 | on_finish->complete(r); | |
7c673cae FG |
389 | } |
390 | }; | |
391 | ||
9f95a23c TL |
392 | #pragma GCC diagnostic pop |
393 | ||
7c673cae FG |
394 | } // anonymous namespace |
395 | ||
396 | namespace librbd { | |
397 | ProgressContext::~ProgressContext() | |
398 | { | |
399 | } | |
400 | ||
401 | class CProgressContext : public ProgressContext | |
402 | { | |
403 | public: | |
404 | CProgressContext(librbd_progress_fn_t fn, void *data) | |
405 | : m_fn(fn), m_data(data) | |
406 | { | |
407 | } | |
408 | int update_progress(uint64_t offset, uint64_t src_size) override | |
409 | { | |
410 | return m_fn(offset, src_size, m_data); | |
411 | } | |
412 | private: | |
413 | librbd_progress_fn_t m_fn; | |
414 | void *m_data; | |
415 | }; | |
416 | ||
417 | /* | |
11fdf7f2 TL |
418 | * Pool stats |
419 | */ | |
420 | PoolStats::PoolStats() { | |
421 | rbd_pool_stats_create(&pool_stats); | |
422 | } | |
423 | ||
424 | PoolStats::~PoolStats() { | |
425 | rbd_pool_stats_destroy(pool_stats); | |
426 | } | |
427 | ||
428 | int PoolStats::add(rbd_pool_stat_option_t option, uint64_t* opt_val) { | |
429 | return rbd_pool_stats_option_add_uint64(pool_stats, option, opt_val); | |
430 | } | |
431 | ||
432 | /* | |
433 | * RBD | |
434 | */ | |
7c673cae FG |
435 | RBD::RBD() |
436 | { | |
437 | } | |
438 | ||
439 | RBD::~RBD() | |
440 | { | |
441 | } | |
442 | ||
443 | void RBD::version(int *major, int *minor, int *extra) | |
444 | { | |
445 | rbd_version(major, minor, extra); | |
446 | } | |
447 | ||
448 | int RBD::open(IoCtx& io_ctx, Image& image, const char *name) | |
449 | { | |
450 | return open(io_ctx, image, name, NULL); | |
451 | } | |
452 | ||
453 | int RBD::open_by_id(IoCtx& io_ctx, Image& image, const char *id) | |
454 | { | |
455 | return open_by_id(io_ctx, image, id, nullptr); | |
456 | } | |
457 | ||
458 | int RBD::open(IoCtx& io_ctx, Image& image, const char *name, | |
459 | const char *snap_name) | |
460 | { | |
461 | ImageCtx *ictx = new ImageCtx(name, "", snap_name, io_ctx, false); | |
462 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
463 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
464 | ||
465 | if (image.ctx != NULL) { | |
466 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close(); | |
467 | image.ctx = NULL; | |
468 | } | |
469 | ||
11fdf7f2 | 470 | int r = ictx->state->open(0); |
7c673cae FG |
471 | if (r < 0) { |
472 | tracepoint(librbd, open_image_exit, r); | |
473 | return r; | |
474 | } | |
475 | ||
476 | image.ctx = (image_ctx_t) ictx; | |
477 | tracepoint(librbd, open_image_exit, 0); | |
478 | return 0; | |
479 | } | |
480 | ||
481 | int RBD::open_by_id(IoCtx& io_ctx, Image& image, const char *id, | |
482 | const char *snap_name) | |
483 | { | |
484 | ImageCtx *ictx = new ImageCtx("", id, snap_name, io_ctx, false); | |
485 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
486 | tracepoint(librbd, open_image_by_id_enter, ictx, ictx->id.c_str(), | |
487 | ictx->snap_name.c_str(), ictx->read_only); | |
488 | ||
489 | if (image.ctx != nullptr) { | |
490 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close(); | |
491 | image.ctx = nullptr; | |
492 | } | |
493 | ||
11fdf7f2 | 494 | int r = ictx->state->open(0); |
7c673cae FG |
495 | if (r < 0) { |
496 | tracepoint(librbd, open_image_by_id_exit, r); | |
497 | return r; | |
498 | } | |
499 | ||
500 | image.ctx = (image_ctx_t) ictx; | |
501 | tracepoint(librbd, open_image_by_id_exit, 0); | |
502 | return 0; | |
503 | } | |
504 | ||
505 | int RBD::aio_open(IoCtx& io_ctx, Image& image, const char *name, | |
506 | const char *snap_name, RBD::AioCompletion *c) | |
507 | { | |
508 | ImageCtx *ictx = new ImageCtx(name, "", snap_name, io_ctx, false); | |
509 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
510 | tracepoint(librbd, aio_open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, c->pc); | |
511 | ||
512 | if (image.ctx != NULL) { | |
513 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close( | |
514 | new C_OpenAfterCloseComplete(ictx, get_aio_completion(c), &image.ctx)); | |
515 | } else { | |
11fdf7f2 TL |
516 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(c), |
517 | &image.ctx)); | |
7c673cae FG |
518 | } |
519 | tracepoint(librbd, aio_open_image_exit, 0); | |
520 | return 0; | |
521 | } | |
522 | ||
523 | int RBD::aio_open_by_id(IoCtx& io_ctx, Image& image, const char *id, | |
524 | const char *snap_name, RBD::AioCompletion *c) | |
525 | { | |
526 | ImageCtx *ictx = new ImageCtx("", id, snap_name, io_ctx, false); | |
527 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
528 | tracepoint(librbd, aio_open_image_by_id_enter, ictx, ictx->id.c_str(), | |
529 | ictx->snap_name.c_str(), ictx->read_only, c->pc); | |
530 | ||
531 | if (image.ctx != nullptr) { | |
532 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close( | |
533 | new C_OpenAfterCloseComplete(ictx, get_aio_completion(c), &image.ctx)); | |
534 | } else { | |
11fdf7f2 TL |
535 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(c), |
536 | &image.ctx)); | |
7c673cae FG |
537 | } |
538 | tracepoint(librbd, aio_open_image_by_id_exit, 0); | |
539 | return 0; | |
540 | } | |
541 | ||
542 | int RBD::open_read_only(IoCtx& io_ctx, Image& image, const char *name, | |
543 | const char *snap_name) | |
544 | { | |
545 | ImageCtx *ictx = new ImageCtx(name, "", snap_name, io_ctx, true); | |
546 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
547 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
548 | ||
549 | if (image.ctx != NULL) { | |
550 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close(); | |
551 | image.ctx = NULL; | |
552 | } | |
553 | ||
11fdf7f2 | 554 | int r = ictx->state->open(0); |
7c673cae FG |
555 | if (r < 0) { |
556 | tracepoint(librbd, open_image_exit, r); | |
557 | return r; | |
558 | } | |
559 | ||
560 | image.ctx = (image_ctx_t) ictx; | |
561 | tracepoint(librbd, open_image_exit, 0); | |
562 | return 0; | |
563 | } | |
564 | ||
565 | int RBD::open_by_id_read_only(IoCtx& io_ctx, Image& image, const char *id, | |
566 | const char *snap_name) | |
567 | { | |
568 | ImageCtx *ictx = new ImageCtx("", id, snap_name, io_ctx, true); | |
569 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
570 | tracepoint(librbd, open_image_by_id_enter, ictx, ictx->id.c_str(), | |
571 | ictx->snap_name.c_str(), ictx->read_only); | |
572 | ||
573 | if (image.ctx != nullptr) { | |
574 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close(); | |
575 | image.ctx = nullptr; | |
576 | } | |
577 | ||
11fdf7f2 | 578 | int r = ictx->state->open(0); |
7c673cae FG |
579 | if (r < 0) { |
580 | tracepoint(librbd, open_image_by_id_exit, r); | |
581 | return r; | |
582 | } | |
583 | ||
584 | image.ctx = (image_ctx_t) ictx; | |
585 | tracepoint(librbd, open_image_by_id_exit, 0); | |
586 | return 0; | |
587 | } | |
588 | ||
589 | int RBD::aio_open_read_only(IoCtx& io_ctx, Image& image, const char *name, | |
590 | const char *snap_name, RBD::AioCompletion *c) | |
591 | { | |
592 | ImageCtx *ictx = new ImageCtx(name, "", snap_name, io_ctx, true); | |
593 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
594 | tracepoint(librbd, aio_open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, c->pc); | |
595 | ||
596 | if (image.ctx != NULL) { | |
597 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close( | |
598 | new C_OpenAfterCloseComplete(ictx, get_aio_completion(c), &image.ctx)); | |
599 | } else { | |
11fdf7f2 TL |
600 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(c), |
601 | &image.ctx)); | |
7c673cae FG |
602 | } |
603 | tracepoint(librbd, aio_open_image_exit, 0); | |
604 | return 0; | |
605 | } | |
606 | ||
607 | int RBD::aio_open_by_id_read_only(IoCtx& io_ctx, Image& image, const char *id, | |
608 | const char *snap_name, RBD::AioCompletion *c) | |
609 | { | |
610 | ImageCtx *ictx = new ImageCtx("", id, snap_name, io_ctx, true); | |
611 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
612 | tracepoint(librbd, aio_open_image_by_id_enter, ictx, ictx->id.c_str(), | |
613 | ictx->snap_name.c_str(), ictx->read_only, c->pc); | |
614 | ||
615 | if (image.ctx != nullptr) { | |
616 | reinterpret_cast<ImageCtx*>(image.ctx)->state->close( | |
617 | new C_OpenAfterCloseComplete(ictx, get_aio_completion(c), &image.ctx)); | |
618 | } else { | |
11fdf7f2 TL |
619 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(c), |
620 | &image.ctx)); | |
7c673cae FG |
621 | } |
622 | tracepoint(librbd, aio_open_image_by_id_exit, 0); | |
623 | return 0; | |
624 | } | |
625 | ||
9f95a23c TL |
626 | int RBD::features_to_string(uint64_t features, std::string *str_features) |
627 | { | |
628 | std::stringstream err; | |
629 | *str_features = librbd::rbd_features_to_string(features, &err); | |
630 | if (!err.str().empty()) { | |
631 | return -EINVAL; | |
632 | } | |
633 | ||
634 | return 0; | |
635 | } | |
636 | ||
637 | int RBD::features_from_string(const std::string str_features, uint64_t *features) | |
638 | { | |
639 | std::stringstream err; | |
640 | *features = librbd::rbd_features_from_string(str_features, &err); | |
641 | if (!err.str().empty()) { | |
642 | return -EINVAL; | |
643 | } | |
644 | ||
645 | return 0; | |
646 | } | |
647 | ||
7c673cae FG |
648 | int RBD::create(IoCtx& io_ctx, const char *name, uint64_t size, int *order) |
649 | { | |
650 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
651 | tracepoint(librbd, create_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, *order); | |
652 | int r = librbd::create(io_ctx, name, size, order); | |
653 | tracepoint(librbd, create_exit, r, *order); | |
654 | return r; | |
655 | } | |
656 | ||
657 | int RBD::create2(IoCtx& io_ctx, const char *name, uint64_t size, | |
658 | uint64_t features, int *order) | |
659 | { | |
660 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
661 | tracepoint(librbd, create2_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, features, *order); | |
662 | int r = librbd::create(io_ctx, name, size, false, features, order, 0, 0); | |
663 | tracepoint(librbd, create2_exit, r, *order); | |
664 | return r; | |
665 | } | |
666 | ||
667 | int RBD::create3(IoCtx& io_ctx, const char *name, uint64_t size, | |
668 | uint64_t features, int *order, uint64_t stripe_unit, | |
669 | uint64_t stripe_count) | |
670 | { | |
671 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
672 | tracepoint(librbd, create3_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, features, *order, stripe_unit, stripe_count); | |
673 | int r = librbd::create(io_ctx, name, size, false, features, order, | |
674 | stripe_unit, stripe_count); | |
675 | tracepoint(librbd, create3_exit, r, *order); | |
676 | return r; | |
677 | } | |
678 | ||
679 | int RBD::create4(IoCtx& io_ctx, const char *name, uint64_t size, | |
680 | ImageOptions& opts) | |
681 | { | |
682 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
683 | tracepoint(librbd, create4_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, opts.opts); | |
684 | int r = librbd::create(io_ctx, name, "", size, opts, "", "", false); | |
685 | tracepoint(librbd, create4_exit, r); | |
686 | return r; | |
687 | } | |
688 | ||
689 | int RBD::clone(IoCtx& p_ioctx, const char *p_name, const char *p_snap_name, | |
690 | IoCtx& c_ioctx, const char *c_name, uint64_t features, | |
691 | int *c_order) | |
692 | { | |
693 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioctx)); | |
694 | tracepoint(librbd, clone_enter, p_ioctx.get_pool_name().c_str(), p_ioctx.get_id(), p_name, p_snap_name, c_ioctx.get_pool_name().c_str(), c_ioctx.get_id(), c_name, features); | |
695 | int r = librbd::clone(p_ioctx, p_name, p_snap_name, c_ioctx, c_name, | |
696 | features, c_order, 0, 0); | |
697 | tracepoint(librbd, clone_exit, r, *c_order); | |
698 | return r; | |
699 | } | |
700 | ||
701 | int RBD::clone2(IoCtx& p_ioctx, const char *p_name, const char *p_snap_name, | |
702 | IoCtx& c_ioctx, const char *c_name, uint64_t features, | |
703 | int *c_order, uint64_t stripe_unit, int stripe_count) | |
704 | { | |
705 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioctx)); | |
706 | tracepoint(librbd, clone2_enter, p_ioctx.get_pool_name().c_str(), p_ioctx.get_id(), p_name, p_snap_name, c_ioctx.get_pool_name().c_str(), c_ioctx.get_id(), c_name, features, stripe_unit, stripe_count); | |
707 | int r = librbd::clone(p_ioctx, p_name, p_snap_name, c_ioctx, c_name, | |
708 | features, c_order, stripe_unit, stripe_count); | |
709 | tracepoint(librbd, clone2_exit, r, *c_order); | |
710 | return r; | |
711 | } | |
712 | ||
713 | int RBD::clone3(IoCtx& p_ioctx, const char *p_name, const char *p_snap_name, | |
714 | IoCtx& c_ioctx, const char *c_name, ImageOptions& c_opts) | |
715 | { | |
716 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioctx)); | |
717 | tracepoint(librbd, clone3_enter, p_ioctx.get_pool_name().c_str(), p_ioctx.get_id(), p_name, p_snap_name, c_ioctx.get_pool_name().c_str(), c_ioctx.get_id(), c_name, c_opts.opts); | |
11fdf7f2 TL |
718 | int r = librbd::clone(p_ioctx, nullptr, p_name, p_snap_name, c_ioctx, |
719 | nullptr, c_name, c_opts, "", ""); | |
7c673cae FG |
720 | tracepoint(librbd, clone3_exit, r); |
721 | return r; | |
722 | } | |
723 | ||
724 | int RBD::remove(IoCtx& io_ctx, const char *name) | |
725 | { | |
726 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
727 | tracepoint(librbd, remove_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name); | |
728 | librbd::NoOpProgressContext prog_ctx; | |
11fdf7f2 | 729 | int r = librbd::api::Image<>::remove(io_ctx, name, prog_ctx); |
7c673cae FG |
730 | tracepoint(librbd, remove_exit, r); |
731 | return r; | |
732 | } | |
733 | ||
734 | int RBD::remove_with_progress(IoCtx& io_ctx, const char *name, | |
735 | ProgressContext& pctx) | |
736 | { | |
737 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
738 | tracepoint(librbd, remove_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name); | |
11fdf7f2 | 739 | int r = librbd::api::Image<>::remove(io_ctx, name, pctx); |
7c673cae FG |
740 | tracepoint(librbd, remove_exit, r); |
741 | return r; | |
742 | } | |
743 | ||
744 | int RBD::trash_move(IoCtx &io_ctx, const char *name, uint64_t delay) { | |
745 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
746 | tracepoint(librbd, trash_move_enter, io_ctx.get_pool_name().c_str(), | |
747 | io_ctx.get_id(), name); | |
11fdf7f2 TL |
748 | int r = librbd::api::Trash<>::move(io_ctx, RBD_TRASH_IMAGE_SOURCE_USER, |
749 | name, delay); | |
7c673cae FG |
750 | tracepoint(librbd, trash_move_exit, r); |
751 | return r; | |
752 | } | |
753 | ||
754 | int RBD::trash_get(IoCtx &io_ctx, const char *id, trash_image_info_t *info) { | |
11fdf7f2 | 755 | return librbd::api::Trash<>::get(io_ctx, id, info); |
7c673cae FG |
756 | } |
757 | ||
758 | int RBD::trash_list(IoCtx &io_ctx, vector<trash_image_info_t> &entries) { | |
759 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
760 | tracepoint(librbd, trash_list_enter, | |
761 | io_ctx.get_pool_name().c_str(), io_ctx.get_id()); | |
11fdf7f2 | 762 | int r = librbd::api::Trash<>::list(io_ctx, entries, true); |
7c673cae FG |
763 | #ifdef WITH_LTTNG |
764 | if (r >= 0) { | |
765 | for (const auto& entry : entries) { | |
766 | tracepoint(librbd, trash_list_entry, entry.id.c_str()); | |
767 | } | |
768 | } | |
769 | #endif | |
770 | tracepoint(librbd, trash_list_exit, r, r); | |
771 | return r; | |
772 | } | |
773 | ||
774 | int RBD::trash_remove(IoCtx &io_ctx, const char *image_id, bool force) { | |
775 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
776 | tracepoint(librbd, trash_remove_enter, io_ctx.get_pool_name().c_str(), | |
777 | io_ctx.get_id(), image_id, force); | |
778 | librbd::NoOpProgressContext prog_ctx; | |
11fdf7f2 | 779 | int r = librbd::api::Trash<>::remove(io_ctx, image_id, force, prog_ctx); |
7c673cae FG |
780 | tracepoint(librbd, trash_remove_exit, r); |
781 | return r; | |
782 | } | |
783 | ||
784 | int RBD::trash_remove_with_progress(IoCtx &io_ctx, const char *image_id, | |
785 | bool force, ProgressContext &pctx) { | |
786 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
787 | tracepoint(librbd, trash_remove_enter, io_ctx.get_pool_name().c_str(), | |
788 | io_ctx.get_id(), image_id, force); | |
11fdf7f2 | 789 | int r = librbd::api::Trash<>::remove(io_ctx, image_id, force, pctx); |
7c673cae FG |
790 | tracepoint(librbd, trash_remove_exit, r); |
791 | return r; | |
792 | } | |
793 | ||
794 | int RBD::trash_restore(IoCtx &io_ctx, const char *id, const char *name) { | |
795 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
796 | tracepoint(librbd, trash_undelete_enter, io_ctx.get_pool_name().c_str(), | |
797 | io_ctx.get_id(), id, name); | |
eafe8130 TL |
798 | int r = librbd::api::Trash<>::restore( |
799 | io_ctx, librbd::api::Trash<>::RESTORE_SOURCE_WHITELIST, id, name); | |
7c673cae FG |
800 | tracepoint(librbd, trash_undelete_exit, r); |
801 | return r; | |
802 | } | |
803 | ||
11fdf7f2 TL |
804 | int RBD::trash_purge(IoCtx &io_ctx, time_t expire_ts, float threshold) { |
805 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
806 | tracepoint(librbd, trash_purge_enter, io_ctx.get_pool_name().c_str(), | |
807 | io_ctx.get_id(), expire_ts, threshold); | |
808 | NoOpProgressContext nop_pctx; | |
809 | int r = librbd::api::Trash<>::purge(io_ctx, expire_ts, threshold, nop_pctx); | |
810 | tracepoint(librbd, trash_purge_exit, r); | |
811 | return r; | |
812 | } | |
813 | ||
814 | int RBD::trash_purge_with_progress(IoCtx &io_ctx, time_t expire_ts, | |
815 | float threshold, ProgressContext &pctx) { | |
816 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
817 | tracepoint(librbd, trash_purge_enter, io_ctx.get_pool_name().c_str(), | |
818 | io_ctx.get_id(), expire_ts, threshold); | |
819 | int r = librbd::api::Trash<>::purge(io_ctx, expire_ts, threshold, pctx); | |
820 | tracepoint(librbd, trash_purge_exit, r); | |
821 | return r; | |
822 | } | |
823 | ||
824 | int RBD::namespace_create(IoCtx& io_ctx, const char *namespace_name) { | |
825 | return librbd::api::Namespace<>::create(io_ctx, namespace_name); | |
826 | } | |
827 | ||
828 | int RBD::namespace_remove(IoCtx& io_ctx, const char *namespace_name) { | |
829 | return librbd::api::Namespace<>::remove(io_ctx, namespace_name); | |
830 | } | |
831 | ||
832 | int RBD::namespace_list(IoCtx& io_ctx, | |
833 | std::vector<std::string>* namespace_names) { | |
834 | return librbd::api::Namespace<>::list(io_ctx, namespace_names); | |
835 | } | |
836 | ||
837 | int RBD::namespace_exists(IoCtx& io_ctx, const char *namespace_name, | |
838 | bool *exists) { | |
839 | return librbd::api::Namespace<>::exists(io_ctx, namespace_name, exists); | |
840 | } | |
841 | ||
842 | int RBD::pool_init(IoCtx& io_ctx, bool force) { | |
843 | return librbd::api::Pool<>::init(io_ctx, force); | |
844 | } | |
845 | ||
846 | int RBD::pool_stats_get(IoCtx& io_ctx, PoolStats* stats) { | |
847 | auto pool_stat_options = | |
848 | reinterpret_cast<librbd::api::Pool<>::StatOptions*>(stats->pool_stats); | |
849 | return librbd::api::Pool<>::get_stats(io_ctx, pool_stat_options); | |
850 | } | |
851 | ||
7c673cae | 852 | int RBD::list(IoCtx& io_ctx, vector<string>& names) |
11fdf7f2 TL |
853 | { |
854 | std::vector<image_spec_t> image_specs; | |
855 | int r = list2(io_ctx, &image_specs); | |
856 | if (r < 0) { | |
857 | return r; | |
858 | } | |
859 | ||
860 | names.clear(); | |
861 | for (auto& it : image_specs) { | |
862 | names.push_back(it.name); | |
863 | } | |
864 | return 0; | |
865 | } | |
866 | ||
867 | int RBD::list2(IoCtx& io_ctx, std::vector<image_spec_t> *images) | |
7c673cae FG |
868 | { |
869 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
11fdf7f2 TL |
870 | tracepoint(librbd, list_enter, io_ctx.get_pool_name().c_str(), |
871 | io_ctx.get_id()); | |
872 | ||
873 | int r = librbd::api::Image<>::list_images(io_ctx, images); | |
9f95a23c | 874 | #ifdef WITH_LTTNG |
7c673cae | 875 | if (r >= 0) { |
11fdf7f2 TL |
876 | for (auto& it : *images) { |
877 | tracepoint(librbd, list_entry, it.name.c_str()); | |
7c673cae FG |
878 | } |
879 | } | |
9f95a23c | 880 | #endif |
7c673cae FG |
881 | tracepoint(librbd, list_exit, r, r); |
882 | return r; | |
883 | } | |
884 | ||
885 | int RBD::rename(IoCtx& src_io_ctx, const char *srcname, const char *destname) | |
886 | { | |
887 | TracepointProvider::initialize<tracepoint_traits>(get_cct(src_io_ctx)); | |
888 | tracepoint(librbd, rename_enter, src_io_ctx.get_pool_name().c_str(), src_io_ctx.get_id(), srcname, destname); | |
889 | int r = librbd::rename(src_io_ctx, srcname, destname); | |
890 | tracepoint(librbd, rename_exit, r); | |
891 | return r; | |
892 | } | |
893 | ||
11fdf7f2 TL |
894 | int RBD::migration_prepare(IoCtx& io_ctx, const char *image_name, |
895 | IoCtx& dest_io_ctx, const char *dest_image_name, | |
896 | ImageOptions& opts) | |
897 | { | |
898 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
899 | tracepoint(librbd, migration_prepare_enter, io_ctx.get_pool_name().c_str(), | |
900 | io_ctx.get_id(), image_name, dest_io_ctx.get_pool_name().c_str(), | |
901 | dest_io_ctx.get_id(), dest_image_name, opts.opts); | |
902 | int r = librbd::api::Migration<>::prepare(io_ctx, image_name, dest_io_ctx, | |
903 | dest_image_name, opts); | |
904 | tracepoint(librbd, migration_prepare_exit, r); | |
905 | return r; | |
906 | } | |
907 | ||
908 | int RBD::migration_execute(IoCtx& io_ctx, const char *image_name) | |
909 | { | |
910 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
911 | tracepoint(librbd, migration_execute_enter, io_ctx.get_pool_name().c_str(), | |
912 | io_ctx.get_id(), image_name); | |
913 | librbd::NoOpProgressContext prog_ctx; | |
914 | int r = librbd::api::Migration<>::execute(io_ctx, image_name, prog_ctx); | |
915 | tracepoint(librbd, migration_execute_exit, r); | |
916 | return r; | |
917 | } | |
918 | ||
919 | int RBD::migration_execute_with_progress(IoCtx& io_ctx, | |
920 | const char *image_name, | |
921 | librbd::ProgressContext &prog_ctx) | |
922 | { | |
923 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
924 | tracepoint(librbd, migration_execute_enter, io_ctx.get_pool_name().c_str(), | |
925 | io_ctx.get_id(), image_name); | |
926 | int r = librbd::api::Migration<>::execute(io_ctx, image_name, prog_ctx); | |
927 | tracepoint(librbd, migration_execute_exit, r); | |
928 | return r; | |
929 | } | |
930 | ||
931 | int RBD::migration_abort(IoCtx& io_ctx, const char *image_name) | |
932 | { | |
933 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
934 | tracepoint(librbd, migration_abort_enter, io_ctx.get_pool_name().c_str(), | |
935 | io_ctx.get_id(), image_name); | |
936 | librbd::NoOpProgressContext prog_ctx; | |
937 | int r = librbd::api::Migration<>::abort(io_ctx, image_name, prog_ctx); | |
938 | tracepoint(librbd, migration_abort_exit, r); | |
939 | return r; | |
940 | } | |
941 | ||
942 | int RBD::migration_abort_with_progress(IoCtx& io_ctx, const char *image_name, | |
943 | librbd::ProgressContext &prog_ctx) | |
944 | { | |
945 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
946 | tracepoint(librbd, migration_abort_enter, io_ctx.get_pool_name().c_str(), | |
947 | io_ctx.get_id(), image_name); | |
948 | int r = librbd::api::Migration<>::abort(io_ctx, image_name, prog_ctx); | |
949 | tracepoint(librbd, migration_abort_exit, r); | |
950 | return r; | |
951 | } | |
952 | ||
953 | int RBD::migration_commit(IoCtx& io_ctx, const char *image_name) | |
954 | { | |
955 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
956 | tracepoint(librbd, migration_commit_enter, io_ctx.get_pool_name().c_str(), | |
957 | io_ctx.get_id(), image_name); | |
958 | librbd::NoOpProgressContext prog_ctx; | |
959 | int r = librbd::api::Migration<>::commit(io_ctx, image_name, prog_ctx); | |
960 | tracepoint(librbd, migration_commit_exit, r); | |
961 | return r; | |
962 | } | |
963 | ||
964 | int RBD::migration_commit_with_progress(IoCtx& io_ctx, const char *image_name, | |
965 | librbd::ProgressContext &prog_ctx) | |
966 | { | |
967 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
968 | tracepoint(librbd, migration_commit_enter, io_ctx.get_pool_name().c_str(), | |
969 | io_ctx.get_id(), image_name); | |
970 | int r = librbd::api::Migration<>::commit(io_ctx, image_name, prog_ctx); | |
971 | tracepoint(librbd, migration_commit_exit, r); | |
972 | return r; | |
973 | } | |
974 | ||
975 | int RBD::migration_status(IoCtx& io_ctx, const char *image_name, | |
976 | image_migration_status_t *status, | |
977 | size_t status_size) | |
978 | { | |
979 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
980 | tracepoint(librbd, migration_status_enter, io_ctx.get_pool_name().c_str(), | |
981 | io_ctx.get_id(), image_name); | |
982 | ||
983 | if (status_size != sizeof(image_migration_status_t)) { | |
984 | tracepoint(librbd, migration_status_exit, -ERANGE); | |
985 | return -ERANGE; | |
986 | } | |
987 | ||
988 | int r = librbd::api::Migration<>::status(io_ctx, image_name, status); | |
989 | tracepoint(librbd, migration_status_exit, r); | |
990 | return r; | |
991 | } | |
992 | ||
7c673cae FG |
993 | int RBD::mirror_mode_get(IoCtx& io_ctx, rbd_mirror_mode_t *mirror_mode) { |
994 | return librbd::api::Mirror<>::mode_get(io_ctx, mirror_mode); | |
995 | } | |
996 | ||
9f95a23c TL |
997 | int RBD::mirror_mode_set(IoCtx& io_ctx, rbd_mirror_mode_t mirror_mode) { |
998 | return librbd::api::Mirror<>::mode_set(io_ctx, mirror_mode); | |
999 | } | |
1000 | ||
1001 | int RBD::mirror_uuid_get(IoCtx& io_ctx, std::string* mirror_uuid) { | |
1002 | return librbd::api::Mirror<>::uuid_get(io_ctx, mirror_uuid); | |
1003 | } | |
1004 | ||
eafe8130 TL |
1005 | int RBD::mirror_site_name_get(librados::Rados& rados, |
1006 | std::string* site_name) { | |
1007 | return librbd::api::Mirror<>::site_name_get(rados, site_name); | |
1008 | } | |
1009 | ||
1010 | int RBD::mirror_site_name_set(librados::Rados& rados, | |
1011 | const std::string& site_name) { | |
1012 | return librbd::api::Mirror<>::site_name_set(rados, site_name); | |
1013 | } | |
1014 | ||
eafe8130 TL |
1015 | int RBD::mirror_peer_bootstrap_create(IoCtx& io_ctx, std::string* token) { |
1016 | return librbd::api::Mirror<>::peer_bootstrap_create(io_ctx, token); | |
1017 | } | |
1018 | ||
1019 | int RBD::mirror_peer_bootstrap_import(IoCtx& io_ctx, | |
1020 | rbd_mirror_peer_direction_t direction, | |
1021 | const std::string& token) { | |
1022 | return librbd::api::Mirror<>::peer_bootstrap_import(io_ctx, direction, | |
1023 | token); | |
1024 | } | |
1025 | ||
9f95a23c TL |
1026 | int RBD::mirror_peer_site_add(IoCtx& io_ctx, std::string *uuid, |
1027 | mirror_peer_direction_t direction, | |
1028 | const std::string &site_name, | |
1029 | const std::string &client_name) { | |
1030 | return librbd::api::Mirror<>::peer_site_add( | |
1031 | io_ctx, uuid, direction, site_name, client_name); | |
1032 | } | |
1033 | ||
1034 | int RBD::mirror_peer_site_remove(IoCtx& io_ctx, const std::string &uuid) { | |
1035 | return librbd::api::Mirror<>::peer_site_remove(io_ctx, uuid); | |
1036 | } | |
1037 | ||
1038 | int RBD::mirror_peer_site_list( | |
1039 | IoCtx& io_ctx, std::vector<mirror_peer_site_t> *peer_sites) { | |
1040 | return librbd::api::Mirror<>::peer_site_list(io_ctx, peer_sites); | |
1041 | } | |
1042 | ||
1043 | int RBD::mirror_peer_site_set_client_name( | |
1044 | IoCtx& io_ctx, const std::string &uuid, const std::string &client_name) { | |
1045 | return librbd::api::Mirror<>::peer_site_set_client(io_ctx, uuid, | |
1046 | client_name); | |
1047 | } | |
1048 | ||
1049 | int RBD::mirror_peer_site_set_name(IoCtx& io_ctx, const std::string &uuid, | |
1050 | const std::string &site_name) { | |
1051 | return librbd::api::Mirror<>::peer_site_set_name(io_ctx, uuid, | |
1052 | site_name); | |
1053 | } | |
1054 | ||
1055 | int RBD::mirror_peer_site_set_direction(IoCtx& io_ctx, | |
1056 | const std::string& uuid, | |
1057 | mirror_peer_direction_t direction) { | |
1058 | return librbd::api::Mirror<>::peer_site_set_direction(io_ctx, uuid, | |
1059 | direction); | |
1060 | } | |
1061 | ||
1062 | int RBD::mirror_peer_site_get_attributes( | |
1063 | IoCtx& io_ctx, const std::string &uuid, | |
1064 | std::map<std::string, std::string> *key_vals) { | |
1065 | return librbd::api::Mirror<>::peer_site_get_attributes(io_ctx, uuid, | |
1066 | key_vals); | |
1067 | } | |
1068 | ||
1069 | int RBD::mirror_peer_site_set_attributes( | |
1070 | IoCtx& io_ctx, const std::string &uuid, | |
1071 | const std::map<std::string, std::string>& key_vals) { | |
1072 | return librbd::api::Mirror<>::peer_site_set_attributes(io_ctx, uuid, | |
1073 | key_vals); | |
1074 | } | |
1075 | ||
1076 | int RBD::mirror_image_global_status_list( | |
1077 | IoCtx& io_ctx, const std::string &start_id, size_t max, | |
1078 | std::map<std::string, mirror_image_global_status_t> *global_statuses) { | |
1079 | return librbd::api::Mirror<>::image_global_status_list( | |
1080 | io_ctx, start_id, max, global_statuses); | |
1081 | } | |
1082 | ||
1083 | #pragma GCC diagnostic push | |
1084 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
1085 | ||
7c673cae FG |
1086 | int RBD::mirror_peer_add(IoCtx& io_ctx, std::string *uuid, |
1087 | const std::string &cluster_name, | |
1088 | const std::string &client_name) { | |
9f95a23c TL |
1089 | return librbd::api::Mirror<>::peer_site_add( |
1090 | io_ctx, uuid, RBD_MIRROR_PEER_DIRECTION_RX_TX, cluster_name, client_name); | |
7c673cae FG |
1091 | } |
1092 | ||
1093 | int RBD::mirror_peer_remove(IoCtx& io_ctx, const std::string &uuid) { | |
9f95a23c | 1094 | return librbd::api::Mirror<>::peer_site_remove(io_ctx, uuid); |
7c673cae FG |
1095 | } |
1096 | ||
1097 | int RBD::mirror_peer_list(IoCtx& io_ctx, std::vector<mirror_peer_t> *peers) { | |
9f95a23c TL |
1098 | std::vector<mirror_peer_site_t> peer_sites; |
1099 | int r = librbd::api::Mirror<>::peer_site_list(io_ctx, &peer_sites); | |
1100 | if (r < 0) { | |
1101 | return r; | |
1102 | } | |
1103 | ||
1104 | peers->clear(); | |
1105 | peers->reserve(peer_sites.size()); | |
1106 | for (auto& peer_site : peer_sites) { | |
1107 | peers->push_back({peer_site.uuid, peer_site.site_name, | |
1108 | peer_site.client_name}); | |
1109 | } | |
1110 | return 0; | |
7c673cae FG |
1111 | } |
1112 | ||
1113 | int RBD::mirror_peer_set_client(IoCtx& io_ctx, const std::string &uuid, | |
1114 | const std::string &client_name) { | |
9f95a23c TL |
1115 | return librbd::api::Mirror<>::peer_site_set_client(io_ctx, uuid, |
1116 | client_name); | |
7c673cae FG |
1117 | } |
1118 | ||
1119 | int RBD::mirror_peer_set_cluster(IoCtx& io_ctx, const std::string &uuid, | |
1120 | const std::string &cluster_name) { | |
9f95a23c TL |
1121 | return librbd::api::Mirror<>::peer_site_set_name(io_ctx, uuid, |
1122 | cluster_name); | |
7c673cae FG |
1123 | } |
1124 | ||
11fdf7f2 TL |
1125 | int RBD::mirror_peer_get_attributes( |
1126 | IoCtx& io_ctx, const std::string &uuid, | |
1127 | std::map<std::string, std::string> *key_vals) { | |
9f95a23c TL |
1128 | return librbd::api::Mirror<>::peer_site_get_attributes(io_ctx, uuid, |
1129 | key_vals); | |
11fdf7f2 TL |
1130 | } |
1131 | ||
1132 | int RBD::mirror_peer_set_attributes( | |
1133 | IoCtx& io_ctx, const std::string &uuid, | |
1134 | const std::map<std::string, std::string>& key_vals) { | |
9f95a23c TL |
1135 | return librbd::api::Mirror<>::peer_site_set_attributes(io_ctx, uuid, |
1136 | key_vals); | |
11fdf7f2 TL |
1137 | } |
1138 | ||
7c673cae FG |
1139 | int RBD::mirror_image_status_list(IoCtx& io_ctx, const std::string &start_id, |
1140 | size_t max, std::map<std::string, mirror_image_status_t> *images) { | |
9f95a23c TL |
1141 | std::map<std::string, mirror_image_global_status_t> global_statuses; |
1142 | ||
1143 | int r = librbd::api::Mirror<>::image_global_status_list( | |
1144 | io_ctx, start_id, max, &global_statuses); | |
1145 | if (r < 0) { | |
1146 | return r; | |
1147 | } | |
1148 | ||
1149 | images->clear(); | |
1150 | for (auto &[id, global_status] : global_statuses) { | |
1151 | if (global_status.site_statuses.empty() || | |
1152 | global_status.site_statuses[0].mirror_uuid != | |
1153 | cls::rbd::MirrorImageSiteStatus::LOCAL_MIRROR_UUID) { | |
1154 | continue; | |
1155 | } | |
1156 | ||
1157 | auto& site_status = global_status.site_statuses[0]; | |
1158 | (*images)[id] = mirror_image_status_t{ | |
1159 | global_status.name, global_status.info, site_status.state, | |
1160 | site_status.description, site_status.last_update, site_status.up}; | |
1161 | } | |
1162 | ||
1163 | return 0; | |
7c673cae FG |
1164 | } |
1165 | ||
9f95a23c TL |
1166 | #pragma GCC diagnostic pop |
1167 | ||
7c673cae FG |
1168 | int RBD::mirror_image_status_summary(IoCtx& io_ctx, |
1169 | std::map<mirror_image_status_state_t, int> *states) { | |
1170 | return librbd::api::Mirror<>::image_status_summary(io_ctx, states); | |
1171 | } | |
1172 | ||
11fdf7f2 TL |
1173 | int RBD::mirror_image_instance_id_list(IoCtx& io_ctx, |
1174 | const std::string &start_id, size_t max, | |
1175 | std::map<std::string, std::string> *instance_ids) { | |
1176 | return librbd::api::Mirror<>::image_instance_id_list(io_ctx, start_id, max, | |
1177 | instance_ids); | |
1178 | } | |
1179 | ||
9f95a23c TL |
1180 | int RBD::mirror_image_info_list( |
1181 | IoCtx& io_ctx, mirror_image_mode_t *mode_filter, | |
1182 | const std::string &start_id, size_t max, | |
1183 | std::map<std::string, std::pair<mirror_image_mode_t, | |
1184 | mirror_image_info_t>> *entries) { | |
1185 | return librbd::api::Mirror<>::image_info_list(io_ctx, mode_filter, start_id, | |
1186 | max, entries); | |
1187 | } | |
1188 | ||
11fdf7f2 TL |
1189 | int RBD::group_create(IoCtx& io_ctx, const char *group_name) |
1190 | { | |
1191 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
1192 | tracepoint(librbd, group_create_enter, io_ctx.get_pool_name().c_str(), | |
1193 | io_ctx.get_id(), group_name); | |
1194 | int r = librbd::api::Group<>::create(io_ctx, group_name); | |
1195 | tracepoint(librbd, group_create_exit, r); | |
1196 | return r; | |
1197 | } | |
1198 | ||
1199 | int RBD::group_remove(IoCtx& io_ctx, const char *group_name) | |
1200 | { | |
1201 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
1202 | tracepoint(librbd, group_remove_enter, io_ctx.get_pool_name().c_str(), | |
1203 | io_ctx.get_id(), group_name); | |
1204 | int r = librbd::api::Group<>::remove(io_ctx, group_name); | |
1205 | tracepoint(librbd, group_remove_exit, r); | |
1206 | return r; | |
1207 | } | |
1208 | ||
1209 | int RBD::group_list(IoCtx& io_ctx, vector<string> *names) | |
1210 | { | |
1211 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
1212 | tracepoint(librbd, group_list_enter, io_ctx.get_pool_name().c_str(), | |
1213 | io_ctx.get_id()); | |
1214 | ||
1215 | int r = librbd::api::Group<>::list(io_ctx, names); | |
1216 | if (r >= 0) { | |
1217 | for (auto itr : *names) { | |
1218 | tracepoint(librbd, group_list_entry, itr.c_str()); | |
1219 | } | |
1220 | } | |
1221 | tracepoint(librbd, group_list_exit, r); | |
1222 | return r; | |
1223 | } | |
1224 | ||
1225 | int RBD::group_rename(IoCtx& io_ctx, const char *src_name, | |
1226 | const char *dest_name) | |
1227 | { | |
1228 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
1229 | tracepoint(librbd, group_rename_enter, io_ctx.get_pool_name().c_str(), | |
1230 | io_ctx.get_id(), src_name, dest_name); | |
1231 | int r = librbd::api::Group<>::rename(io_ctx, src_name, dest_name); | |
1232 | tracepoint(librbd, group_rename_exit, r); | |
1233 | return r; | |
1234 | } | |
1235 | ||
1236 | int RBD::group_image_add(IoCtx& group_ioctx, const char *group_name, | |
1237 | IoCtx& image_ioctx, const char *image_name) | |
1238 | { | |
1239 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1240 | tracepoint(librbd, group_image_add_enter, | |
1241 | group_ioctx.get_pool_name().c_str(), | |
1242 | group_ioctx.get_id(), group_name, | |
1243 | image_ioctx.get_pool_name().c_str(), | |
1244 | image_ioctx.get_id(), image_name); | |
1245 | int r = librbd::api::Group<>::image_add(group_ioctx, group_name, | |
1246 | image_ioctx, image_name); | |
1247 | tracepoint(librbd, group_image_add_exit, r); | |
1248 | return r; | |
1249 | } | |
1250 | ||
1251 | int RBD::group_image_remove(IoCtx& group_ioctx, const char *group_name, | |
1252 | IoCtx& image_ioctx, const char *image_name) | |
1253 | { | |
1254 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1255 | tracepoint(librbd, group_image_remove_enter, | |
1256 | group_ioctx.get_pool_name().c_str(), | |
1257 | group_ioctx.get_id(), group_name, | |
1258 | image_ioctx.get_pool_name().c_str(), | |
1259 | image_ioctx.get_id(), image_name); | |
1260 | int r = librbd::api::Group<>::image_remove(group_ioctx, group_name, | |
1261 | image_ioctx, image_name); | |
1262 | tracepoint(librbd, group_image_remove_exit, r); | |
1263 | return r; | |
1264 | } | |
1265 | ||
1266 | int RBD::group_image_remove_by_id(IoCtx& group_ioctx, const char *group_name, | |
1267 | IoCtx& image_ioctx, const char *image_id) | |
1268 | { | |
1269 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1270 | tracepoint(librbd, group_image_remove_by_id_enter, | |
1271 | group_ioctx.get_pool_name().c_str(), | |
1272 | group_ioctx.get_id(), group_name, | |
1273 | image_ioctx.get_pool_name().c_str(), | |
1274 | image_ioctx.get_id(), image_id); | |
1275 | int r = librbd::api::Group<>::image_remove_by_id(group_ioctx, group_name, | |
1276 | image_ioctx, image_id); | |
1277 | tracepoint(librbd, group_image_remove_by_id_exit, r); | |
1278 | return r; | |
1279 | } | |
1280 | ||
1281 | int RBD::group_image_list(IoCtx& group_ioctx, const char *group_name, | |
1282 | std::vector<group_image_info_t> *images, | |
1283 | size_t group_image_info_size) | |
1284 | { | |
1285 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1286 | tracepoint(librbd, group_image_list_enter, | |
1287 | group_ioctx.get_pool_name().c_str(), | |
1288 | group_ioctx.get_id(), group_name); | |
1289 | ||
1290 | if (group_image_info_size != sizeof(group_image_info_t)) { | |
1291 | tracepoint(librbd, group_image_list_exit, -ERANGE); | |
1292 | return -ERANGE; | |
1293 | } | |
1294 | ||
1295 | int r = librbd::api::Group<>::image_list(group_ioctx, group_name, images); | |
1296 | tracepoint(librbd, group_image_list_exit, r); | |
1297 | return r; | |
1298 | } | |
1299 | ||
1300 | int RBD::group_snap_create(IoCtx& group_ioctx, const char *group_name, | |
1301 | const char *snap_name) { | |
1302 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1303 | tracepoint(librbd, group_snap_create_enter, | |
1304 | group_ioctx.get_pool_name().c_str(), | |
1305 | group_ioctx.get_id(), group_name, snap_name); | |
1306 | int r = librbd::api::Group<>::snap_create(group_ioctx, group_name, | |
1307 | snap_name); | |
1308 | tracepoint(librbd, group_snap_create_exit, r); | |
1309 | return r; | |
1310 | } | |
1311 | ||
1312 | int RBD::group_snap_remove(IoCtx& group_ioctx, const char *group_name, | |
1313 | const char *snap_name) { | |
1314 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1315 | tracepoint(librbd, group_snap_remove_enter, | |
1316 | group_ioctx.get_pool_name().c_str(), | |
1317 | group_ioctx.get_id(), group_name, snap_name); | |
1318 | int r = librbd::api::Group<>::snap_remove(group_ioctx, group_name, | |
1319 | snap_name); | |
1320 | tracepoint(librbd, group_snap_remove_exit, r); | |
1321 | return r; | |
1322 | } | |
1323 | ||
1324 | int RBD::group_snap_list(IoCtx& group_ioctx, const char *group_name, | |
1325 | std::vector<group_snap_info_t> *snaps, | |
1326 | size_t group_snap_info_size) | |
1327 | { | |
1328 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1329 | tracepoint(librbd, group_snap_list_enter, | |
1330 | group_ioctx.get_pool_name().c_str(), | |
1331 | group_ioctx.get_id(), group_name); | |
1332 | ||
1333 | if (group_snap_info_size != sizeof(group_snap_info_t)) { | |
1334 | tracepoint(librbd, group_snap_list_exit, -ERANGE); | |
1335 | return -ERANGE; | |
1336 | } | |
1337 | ||
1338 | int r = librbd::api::Group<>::snap_list(group_ioctx, group_name, snaps); | |
1339 | tracepoint(librbd, group_snap_list_exit, r); | |
1340 | return r; | |
1341 | } | |
1342 | ||
1343 | int RBD::group_snap_rename(IoCtx& group_ioctx, const char *group_name, | |
1344 | const char *old_snap_name, | |
1345 | const char *new_snap_name) | |
1346 | { | |
1347 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1348 | tracepoint(librbd, group_snap_rename_enter, | |
1349 | group_ioctx.get_pool_name().c_str(), group_ioctx.get_id(), | |
1350 | group_name, old_snap_name, new_snap_name); | |
1351 | int r = librbd::api::Group<>::snap_rename(group_ioctx, group_name, | |
1352 | old_snap_name, new_snap_name); | |
1353 | tracepoint(librbd, group_snap_list_exit, r); | |
1354 | return r; | |
1355 | } | |
1356 | ||
1357 | int RBD::group_snap_rollback(IoCtx& group_ioctx, const char *group_name, | |
1358 | const char *snap_name) { | |
1359 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1360 | tracepoint(librbd, group_snap_rollback_enter, | |
1361 | group_ioctx.get_pool_name().c_str(), | |
1362 | group_ioctx.get_id(), group_name, snap_name); | |
1363 | librbd::NoOpProgressContext prog_ctx; | |
1364 | int r = librbd::api::Group<>::snap_rollback(group_ioctx, group_name, | |
1365 | snap_name, prog_ctx); | |
1366 | tracepoint(librbd, group_snap_rollback_exit, r); | |
1367 | return r; | |
1368 | } | |
1369 | ||
1370 | int RBD::group_snap_rollback_with_progress(IoCtx& group_ioctx, | |
1371 | const char *group_name, | |
1372 | const char *snap_name, | |
1373 | ProgressContext& prog_ctx) { | |
1374 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
1375 | tracepoint(librbd, group_snap_rollback_enter, | |
1376 | group_ioctx.get_pool_name().c_str(), | |
1377 | group_ioctx.get_id(), group_name, snap_name); | |
1378 | int r = librbd::api::Group<>::snap_rollback(group_ioctx, group_name, | |
1379 | snap_name, prog_ctx); | |
1380 | tracepoint(librbd, group_snap_rollback_exit, r); | |
1381 | return r; | |
1382 | } | |
1383 | ||
1384 | int RBD::pool_metadata_get(IoCtx& ioctx, const std::string &key, | |
1385 | std::string *value) | |
1386 | { | |
1387 | int r = librbd::api::PoolMetadata<>::get(ioctx, key, value); | |
1388 | return r; | |
1389 | } | |
1390 | ||
1391 | int RBD::pool_metadata_set(IoCtx& ioctx, const std::string &key, | |
1392 | const std::string &value) | |
1393 | { | |
1394 | int r = librbd::api::PoolMetadata<>::set(ioctx, key, value); | |
1395 | return r; | |
1396 | } | |
1397 | ||
1398 | int RBD::pool_metadata_remove(IoCtx& ioctx, const std::string &key) | |
1399 | { | |
1400 | int r = librbd::api::PoolMetadata<>::remove(ioctx, key); | |
1401 | return r; | |
1402 | } | |
1403 | ||
1404 | int RBD::pool_metadata_list(IoCtx& ioctx, const std::string &start, | |
1405 | uint64_t max, map<string, bufferlist> *pairs) | |
1406 | { | |
1407 | int r = librbd::api::PoolMetadata<>::list(ioctx, start, max, pairs); | |
1408 | return r; | |
1409 | } | |
1410 | ||
1411 | int RBD::config_list(IoCtx& io_ctx, std::vector<config_option_t> *options) { | |
1412 | return librbd::api::Config<>::list(io_ctx, options); | |
1413 | } | |
1414 | ||
7c673cae FG |
1415 | RBD::AioCompletion::AioCompletion(void *cb_arg, callback_t complete_cb) |
1416 | { | |
9f95a23c TL |
1417 | auto aio_comp = librbd::io::AioCompletion::create( |
1418 | cb_arg, complete_cb, this); | |
1419 | aio_comp->external_callback = true; | |
1420 | pc = reinterpret_cast<void*>(aio_comp); | |
7c673cae FG |
1421 | } |
1422 | ||
1423 | bool RBD::AioCompletion::is_complete() | |
1424 | { | |
1425 | librbd::io::AioCompletion *c = (librbd::io::AioCompletion *)pc; | |
1426 | return c->is_complete(); | |
1427 | } | |
1428 | ||
1429 | int RBD::AioCompletion::wait_for_complete() | |
1430 | { | |
1431 | librbd::io::AioCompletion *c = (librbd::io::AioCompletion *)pc; | |
1432 | return c->wait_for_complete(); | |
1433 | } | |
1434 | ||
1435 | ssize_t RBD::AioCompletion::get_return_value() | |
1436 | { | |
1437 | librbd::io::AioCompletion *c = (librbd::io::AioCompletion *)pc; | |
1438 | return c->get_return_value(); | |
1439 | } | |
1440 | ||
1441 | void *RBD::AioCompletion::get_arg() | |
1442 | { | |
1443 | librbd::io::AioCompletion *c = (librbd::io::AioCompletion *)pc; | |
1444 | return c->get_arg(); | |
1445 | } | |
1446 | ||
1447 | void RBD::AioCompletion::release() | |
1448 | { | |
1449 | librbd::io::AioCompletion *c = (librbd::io::AioCompletion *)pc; | |
1450 | c->release(); | |
1451 | delete this; | |
1452 | } | |
1453 | ||
1454 | /* | |
1455 | ImageOptions | |
1456 | */ | |
1457 | ||
1458 | ImageOptions::ImageOptions() | |
1459 | { | |
1460 | librbd::image_options_create(&opts); | |
1461 | } | |
1462 | ||
1463 | ImageOptions::ImageOptions(rbd_image_options_t opts_) | |
1464 | { | |
1465 | librbd::image_options_create_ref(&opts, opts_); | |
1466 | } | |
1467 | ||
1468 | ImageOptions::ImageOptions(const ImageOptions &imgopts) | |
1469 | { | |
1470 | librbd::image_options_copy(&opts, imgopts); | |
1471 | } | |
1472 | ||
1473 | ImageOptions::~ImageOptions() | |
1474 | { | |
1475 | librbd::image_options_destroy(opts); | |
1476 | } | |
1477 | ||
1478 | int ImageOptions::set(int optname, const std::string& optval) | |
1479 | { | |
1480 | return librbd::image_options_set(opts, optname, optval); | |
1481 | } | |
1482 | ||
1483 | int ImageOptions::set(int optname, uint64_t optval) | |
1484 | { | |
1485 | return librbd::image_options_set(opts, optname, optval); | |
1486 | } | |
1487 | ||
1488 | int ImageOptions::get(int optname, std::string* optval) const | |
1489 | { | |
1490 | return librbd::image_options_get(opts, optname, optval); | |
1491 | } | |
1492 | ||
1493 | int ImageOptions::get(int optname, uint64_t* optval) const | |
1494 | { | |
1495 | return librbd::image_options_get(opts, optname, optval); | |
1496 | } | |
1497 | ||
1498 | int ImageOptions::is_set(int optname, bool* is_set) | |
1499 | { | |
1500 | return librbd::image_options_is_set(opts, optname, is_set); | |
1501 | } | |
1502 | ||
1503 | int ImageOptions::unset(int optname) | |
1504 | { | |
1505 | return librbd::image_options_unset(opts, optname); | |
1506 | } | |
1507 | ||
1508 | void ImageOptions::clear() | |
1509 | { | |
1510 | librbd::image_options_clear(opts); | |
1511 | } | |
1512 | ||
1513 | bool ImageOptions::empty() const | |
1514 | { | |
1515 | return librbd::image_options_is_empty(opts); | |
1516 | } | |
1517 | ||
1518 | /* | |
1519 | Image | |
1520 | */ | |
1521 | ||
1522 | Image::Image() : ctx(NULL) | |
1523 | { | |
1524 | } | |
1525 | ||
1526 | Image::~Image() | |
1527 | { | |
1528 | close(); | |
1529 | } | |
1530 | ||
1531 | int Image::close() | |
1532 | { | |
1533 | int r = 0; | |
1534 | if (ctx) { | |
1535 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1536 | tracepoint(librbd, close_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
1537 | ||
1538 | r = ictx->state->close(); | |
1539 | ctx = NULL; | |
1540 | ||
1541 | tracepoint(librbd, close_image_exit, r); | |
1542 | } | |
1543 | return r; | |
1544 | } | |
1545 | ||
1546 | int Image::aio_close(RBD::AioCompletion *c) | |
1547 | { | |
1548 | if (!ctx) { | |
1549 | return -EINVAL; | |
1550 | } | |
1551 | ||
1552 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1553 | tracepoint(librbd, aio_close_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), c->pc); | |
1554 | ||
1555 | ictx->state->close(new C_AioCompletion(ictx, librbd::io::AIO_TYPE_CLOSE, | |
1556 | get_aio_completion(c))); | |
1557 | ctx = NULL; | |
1558 | ||
1559 | tracepoint(librbd, aio_close_image_exit, 0); | |
1560 | return 0; | |
1561 | } | |
1562 | ||
1563 | int Image::resize(uint64_t size) | |
1564 | { | |
1565 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1566 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
1567 | librbd::NoOpProgressContext prog_ctx; | |
1568 | int r = ictx->operations->resize(size, true, prog_ctx); | |
1569 | tracepoint(librbd, resize_exit, r); | |
1570 | return r; | |
1571 | } | |
1572 | ||
1573 | int Image::resize2(uint64_t size, bool allow_shrink, librbd::ProgressContext& pctx) | |
1574 | { | |
1575 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1576 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
1577 | int r = ictx->operations->resize(size, allow_shrink, pctx); | |
1578 | tracepoint(librbd, resize_exit, r); | |
1579 | return r; | |
1580 | } | |
1581 | ||
1582 | int Image::resize_with_progress(uint64_t size, librbd::ProgressContext& pctx) | |
1583 | { | |
1584 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1585 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
1586 | int r = ictx->operations->resize(size, true, pctx); | |
1587 | tracepoint(librbd, resize_exit, r); | |
1588 | return r; | |
1589 | } | |
1590 | ||
1591 | int Image::stat(image_info_t& info, size_t infosize) | |
1592 | { | |
1593 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1594 | tracepoint(librbd, stat_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
1595 | int r = librbd::info(ictx, info, infosize); | |
1596 | tracepoint(librbd, stat_exit, r, &info); | |
1597 | return r; | |
1598 | } | |
1599 | ||
1600 | int Image::old_format(uint8_t *old) | |
1601 | { | |
1602 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1603 | tracepoint(librbd, get_old_format_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
1604 | int r = librbd::get_old_format(ictx, old); | |
1605 | tracepoint(librbd, get_old_format_exit, r, *old); | |
1606 | return r; | |
1607 | } | |
1608 | ||
1609 | int Image::size(uint64_t *size) | |
1610 | { | |
1611 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1612 | tracepoint(librbd, get_size_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
1613 | int r = librbd::get_size(ictx, size); | |
1614 | tracepoint(librbd, get_size_exit, r, *size); | |
1615 | return r; | |
1616 | } | |
1617 | ||
11fdf7f2 TL |
1618 | int Image::get_group(group_info_t *group_info, size_t group_info_size) |
1619 | { | |
1620 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1621 | tracepoint(librbd, image_get_group_enter, ictx->name.c_str()); | |
1622 | ||
1623 | if (group_info_size != sizeof(group_info_t)) { | |
1624 | tracepoint(librbd, image_get_group_exit, -ERANGE); | |
1625 | return -ERANGE; | |
1626 | } | |
1627 | ||
1628 | int r = librbd::api::Group<>::image_get_group(ictx, group_info); | |
1629 | tracepoint(librbd, image_get_group_exit, r); | |
1630 | return r; | |
1631 | } | |
1632 | ||
7c673cae FG |
1633 | int Image::features(uint64_t *features) |
1634 | { | |
1635 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1636 | tracepoint(librbd, get_features_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
1637 | int r = librbd::get_features(ictx, features); | |
1638 | tracepoint(librbd, get_features_exit, r, *features); | |
1639 | return r; | |
1640 | } | |
1641 | ||
1642 | int Image::update_features(uint64_t features, bool enabled) | |
1643 | { | |
1644 | ImageCtx *ictx = reinterpret_cast<ImageCtx *>(ctx); | |
1645 | tracepoint(librbd, update_features_enter, ictx, features, enabled); | |
1646 | int r = ictx->operations->update_features(features, enabled); | |
1647 | tracepoint(librbd, update_features_exit, r); | |
1648 | return r; | |
1649 | } | |
1650 | ||
11fdf7f2 TL |
1651 | int Image::get_op_features(uint64_t *op_features) |
1652 | { | |
1653 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1654 | return librbd::api::Image<>::get_op_features(ictx, op_features); | |
1655 | } | |
1656 | ||
7c673cae FG |
1657 | uint64_t Image::get_stripe_unit() const |
1658 | { | |
1659 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1660 | tracepoint(librbd, get_stripe_unit_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
1661 | uint64_t stripe_unit = ictx->get_stripe_unit(); | |
1662 | tracepoint(librbd, get_stripe_unit_exit, 0, stripe_unit); | |
1663 | return stripe_unit; | |
1664 | } | |
1665 | ||
1666 | uint64_t Image::get_stripe_count() const | |
1667 | { | |
1668 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1669 | tracepoint(librbd, get_stripe_count_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
1670 | uint64_t stripe_count = ictx->get_stripe_count(); | |
1671 | tracepoint(librbd, get_stripe_count_exit, 0, stripe_count); | |
1672 | return stripe_count; | |
1673 | } | |
1674 | ||
31f18b77 FG |
1675 | int Image::get_create_timestamp(struct timespec *timestamp) |
1676 | { | |
1677 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1678 | tracepoint(librbd, get_create_timestamp_enter, ictx, ictx->name.c_str(), | |
1679 | ictx->read_only); | |
1680 | utime_t time = ictx->get_create_timestamp(); | |
1681 | time.to_timespec(timestamp); | |
1682 | tracepoint(librbd, get_create_timestamp_exit, 0, timestamp); | |
1683 | return 0; | |
1684 | } | |
1685 | ||
11fdf7f2 TL |
1686 | int Image::get_access_timestamp(struct timespec *timestamp) |
1687 | { | |
1688 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1689 | tracepoint(librbd, get_access_timestamp_enter, ictx, ictx->name.c_str(), | |
1690 | ictx->read_only); | |
1691 | { | |
9f95a23c | 1692 | std::shared_lock timestamp_locker{ictx->timestamp_lock}; |
11fdf7f2 TL |
1693 | utime_t time = ictx->get_access_timestamp(); |
1694 | time.to_timespec(timestamp); | |
1695 | } | |
1696 | tracepoint(librbd, get_access_timestamp_exit, 0, timestamp); | |
1697 | return 0; | |
1698 | } | |
1699 | ||
1700 | int Image::get_modify_timestamp(struct timespec *timestamp) | |
1701 | { | |
1702 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1703 | tracepoint(librbd, get_modify_timestamp_enter, ictx, ictx->name.c_str(), | |
1704 | ictx->read_only); | |
1705 | { | |
9f95a23c | 1706 | std::shared_lock timestamp_locker{ictx->timestamp_lock}; |
11fdf7f2 TL |
1707 | utime_t time = ictx->get_modify_timestamp(); |
1708 | time.to_timespec(timestamp); | |
1709 | } | |
1710 | tracepoint(librbd, get_modify_timestamp_exit, 0, timestamp); | |
1711 | return 0; | |
1712 | } | |
1713 | ||
7c673cae FG |
1714 | int Image::overlap(uint64_t *overlap) |
1715 | { | |
1716 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1717 | tracepoint(librbd, get_overlap_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
1718 | int r = librbd::get_overlap(ictx, overlap); | |
1719 | tracepoint(librbd, get_overlap_exit, r, *overlap); | |
1720 | return r; | |
1721 | } | |
1722 | ||
11fdf7f2 TL |
1723 | int Image::get_name(std::string *name) |
1724 | { | |
1725 | ImageCtx *ictx = reinterpret_cast<ImageCtx *>(ctx); | |
1726 | *name = ictx->name; | |
1727 | return 0; | |
1728 | } | |
1729 | ||
7c673cae FG |
1730 | int Image::get_id(std::string *id) |
1731 | { | |
1732 | ImageCtx *ictx = reinterpret_cast<ImageCtx *>(ctx); | |
1733 | if (ictx->old_format) { | |
1734 | return -EINVAL; | |
1735 | } | |
1736 | *id = ictx->id; | |
1737 | return 0; | |
1738 | } | |
1739 | ||
1740 | std::string Image::get_block_name_prefix() | |
1741 | { | |
1742 | ImageCtx *ictx = reinterpret_cast<ImageCtx *>(ctx); | |
1743 | return ictx->object_prefix; | |
1744 | } | |
1745 | ||
1746 | int64_t Image::get_data_pool_id() | |
1747 | { | |
1748 | ImageCtx *ictx = reinterpret_cast<ImageCtx *>(ctx); | |
eafe8130 | 1749 | return librbd::api::Image<>::get_data_pool_id(ictx); |
7c673cae FG |
1750 | } |
1751 | ||
1752 | int Image::parent_info(string *parent_pool_name, string *parent_name, | |
1753 | string *parent_snap_name) | |
1754 | { | |
11fdf7f2 TL |
1755 | librbd::linked_image_spec_t parent_image; |
1756 | librbd::snap_spec_t parent_snap; | |
1757 | int r = get_parent(&parent_image, &parent_snap); | |
1758 | if (r >= 0) { | |
1759 | if (parent_pool_name != nullptr) { | |
1760 | *parent_pool_name = parent_image.pool_name; | |
1761 | } | |
1762 | if (parent_name != nullptr) { | |
1763 | *parent_name = parent_image.image_name; | |
1764 | } | |
1765 | if (parent_snap_name != nullptr) { | |
1766 | *parent_snap_name = parent_snap.name; | |
1767 | } | |
1768 | } | |
1769 | return r; | |
7c673cae FG |
1770 | } |
1771 | ||
1772 | int Image::parent_info2(string *parent_pool_name, string *parent_name, | |
1773 | string *parent_id, string *parent_snap_name) | |
1774 | { | |
11fdf7f2 TL |
1775 | librbd::linked_image_spec_t parent_image; |
1776 | librbd::snap_spec_t parent_snap; | |
1777 | int r = get_parent(&parent_image, &parent_snap); | |
1778 | if (r >= 0) { | |
1779 | if (parent_pool_name != nullptr) { | |
1780 | *parent_pool_name = parent_image.pool_name; | |
1781 | } | |
1782 | if (parent_name != nullptr) { | |
1783 | *parent_name = parent_image.image_name; | |
1784 | } | |
1785 | if (parent_id != nullptr) { | |
1786 | *parent_id = parent_image.image_id; | |
1787 | } | |
1788 | if (parent_snap_name != nullptr) { | |
1789 | *parent_snap_name = parent_snap.name; | |
1790 | } | |
1791 | } | |
1792 | return r; | |
1793 | } | |
1794 | ||
1795 | int Image::get_parent(linked_image_spec_t *parent_image, | |
1796 | snap_spec_t *parent_snap) | |
1797 | { | |
1798 | auto ictx = reinterpret_cast<ImageCtx*>(ctx); | |
7c673cae FG |
1799 | tracepoint(librbd, get_parent_info_enter, ictx, ictx->name.c_str(), |
1800 | ictx->snap_name.c_str(), ictx->read_only); | |
11fdf7f2 TL |
1801 | |
1802 | int r = librbd::api::Image<>::get_parent(ictx, parent_image, parent_snap); | |
1803 | ||
7c673cae | 1804 | tracepoint(librbd, get_parent_info_exit, r, |
11fdf7f2 TL |
1805 | parent_image->pool_name.c_str(), |
1806 | parent_image->image_name.c_str(), | |
1807 | parent_image->image_id.c_str(), | |
1808 | parent_snap->name.c_str()); | |
7c673cae FG |
1809 | return r; |
1810 | } | |
1811 | ||
1812 | int Image::get_flags(uint64_t *flags) | |
1813 | { | |
1814 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1815 | tracepoint(librbd, get_flags_enter, ictx); | |
1816 | int r = librbd::get_flags(ictx, flags); | |
1817 | tracepoint(librbd, get_flags_exit, ictx, r, *flags); | |
1818 | return r; | |
1819 | } | |
1820 | ||
1821 | int Image::set_image_notification(int fd, int type) | |
1822 | { | |
1823 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1824 | tracepoint(librbd, set_image_notification_enter, ictx, fd, type); | |
1825 | int r = librbd::set_image_notification(ictx, fd, type); | |
1826 | tracepoint(librbd, set_image_notification_exit, ictx, r); | |
1827 | return r; | |
1828 | } | |
1829 | ||
1830 | int Image::is_exclusive_lock_owner(bool *is_owner) | |
1831 | { | |
1832 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1833 | tracepoint(librbd, is_exclusive_lock_owner_enter, ictx); | |
1834 | int r = librbd::is_exclusive_lock_owner(ictx, is_owner); | |
1835 | tracepoint(librbd, is_exclusive_lock_owner_exit, ictx, r, *is_owner); | |
1836 | return r; | |
1837 | } | |
1838 | ||
1839 | int Image::lock_acquire(rbd_lock_mode_t lock_mode) | |
1840 | { | |
1841 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1842 | tracepoint(librbd, lock_acquire_enter, ictx, lock_mode); | |
1843 | int r = librbd::lock_acquire(ictx, lock_mode); | |
1844 | tracepoint(librbd, lock_acquire_exit, ictx, r); | |
1845 | return r; | |
1846 | } | |
1847 | ||
1848 | int Image::lock_release() | |
1849 | { | |
1850 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1851 | tracepoint(librbd, lock_release_enter, ictx); | |
1852 | int r = librbd::lock_release(ictx); | |
1853 | tracepoint(librbd, lock_release_exit, ictx, r); | |
1854 | return r; | |
1855 | } | |
1856 | ||
1857 | int Image::lock_get_owners(rbd_lock_mode_t *lock_mode, | |
1858 | std::list<std::string> *lock_owners) | |
1859 | { | |
1860 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1861 | tracepoint(librbd, lock_get_owners_enter, ictx); | |
1862 | int r = librbd::lock_get_owners(ictx, lock_mode, lock_owners); | |
1863 | tracepoint(librbd, lock_get_owners_exit, ictx, r); | |
1864 | return r; | |
1865 | } | |
1866 | ||
1867 | int Image::lock_break(rbd_lock_mode_t lock_mode, | |
1868 | const std::string &lock_owner) | |
1869 | { | |
1870 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1871 | tracepoint(librbd, lock_break_enter, ictx, lock_mode, lock_owner.c_str()); | |
1872 | int r = librbd::lock_break(ictx, lock_mode, lock_owner); | |
1873 | tracepoint(librbd, lock_break_exit, ictx, r); | |
1874 | return r; | |
1875 | } | |
1876 | ||
1877 | int Image::rebuild_object_map(ProgressContext &prog_ctx) | |
1878 | { | |
1879 | ImageCtx *ictx = reinterpret_cast<ImageCtx*>(ctx); | |
1880 | return ictx->operations->rebuild_object_map(prog_ctx); | |
1881 | } | |
1882 | ||
1883 | int Image::check_object_map(ProgressContext &prog_ctx) | |
1884 | { | |
1885 | ImageCtx *ictx = reinterpret_cast<ImageCtx*>(ctx); | |
1886 | return ictx->operations->check_object_map(prog_ctx); | |
1887 | } | |
1888 | ||
1889 | int Image::copy(IoCtx& dest_io_ctx, const char *destname) | |
1890 | { | |
1891 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1892 | tracepoint(librbd, copy_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname); | |
1893 | ImageOptions opts; | |
1894 | librbd::NoOpProgressContext prog_ctx; | |
1895 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, prog_ctx, 0); | |
1896 | tracepoint(librbd, copy_exit, r); | |
1897 | return r; | |
1898 | } | |
1899 | ||
1900 | int Image::copy2(Image& dest) | |
1901 | { | |
1902 | ImageCtx *srcctx = (ImageCtx *)ctx; | |
1903 | ImageCtx *destctx = (ImageCtx *)dest.ctx; | |
1904 | tracepoint(librbd, copy2_enter, srcctx, srcctx->name.c_str(), srcctx->snap_name.c_str(), srcctx->read_only, destctx, destctx->name.c_str(), destctx->snap_name.c_str(), destctx->read_only); | |
1905 | librbd::NoOpProgressContext prog_ctx; | |
1906 | int r = librbd::copy(srcctx, destctx, prog_ctx, 0); | |
1907 | tracepoint(librbd, copy2_exit, r); | |
1908 | return r; | |
1909 | } | |
1910 | ||
1911 | int Image::copy3(IoCtx& dest_io_ctx, const char *destname, ImageOptions& opts) | |
1912 | { | |
1913 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1914 | tracepoint(librbd, copy3_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, opts.opts); | |
1915 | librbd::NoOpProgressContext prog_ctx; | |
1916 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, prog_ctx, 0); | |
1917 | tracepoint(librbd, copy3_exit, r); | |
1918 | return r; | |
1919 | } | |
1920 | ||
1921 | int Image::copy4(IoCtx& dest_io_ctx, const char *destname, ImageOptions& opts, size_t sparse_size) | |
1922 | { | |
1923 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1924 | tracepoint(librbd, copy4_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, opts.opts, sparse_size); | |
1925 | librbd::NoOpProgressContext prog_ctx; | |
1926 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, prog_ctx, sparse_size); | |
1927 | tracepoint(librbd, copy4_exit, r); | |
1928 | return r; | |
1929 | } | |
1930 | ||
1931 | int Image::copy_with_progress(IoCtx& dest_io_ctx, const char *destname, | |
1932 | librbd::ProgressContext &pctx) | |
1933 | { | |
1934 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1935 | tracepoint(librbd, copy_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname); | |
1936 | ImageOptions opts; | |
1937 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, pctx, 0); | |
1938 | tracepoint(librbd, copy_exit, r); | |
1939 | return r; | |
1940 | } | |
1941 | ||
1942 | int Image::copy_with_progress2(Image& dest, librbd::ProgressContext &pctx) | |
1943 | { | |
1944 | ImageCtx *srcctx = (ImageCtx *)ctx; | |
1945 | ImageCtx *destctx = (ImageCtx *)dest.ctx; | |
1946 | tracepoint(librbd, copy2_enter, srcctx, srcctx->name.c_str(), srcctx->snap_name.c_str(), srcctx->read_only, destctx, destctx->name.c_str(), destctx->snap_name.c_str(), destctx->read_only); | |
1947 | int r = librbd::copy(srcctx, destctx, pctx, 0); | |
1948 | tracepoint(librbd, copy2_exit, r); | |
1949 | return r; | |
1950 | } | |
1951 | ||
1952 | int Image::copy_with_progress3(IoCtx& dest_io_ctx, const char *destname, | |
1953 | ImageOptions& opts, | |
1954 | librbd::ProgressContext &pctx) | |
1955 | { | |
1956 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1957 | tracepoint(librbd, copy3_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, opts.opts); | |
1958 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, pctx, 0); | |
1959 | tracepoint(librbd, copy3_exit, r); | |
1960 | return r; | |
1961 | } | |
1962 | ||
1963 | int Image::copy_with_progress4(IoCtx& dest_io_ctx, const char *destname, | |
1964 | ImageOptions& opts, | |
1965 | librbd::ProgressContext &pctx, | |
1966 | size_t sparse_size) | |
1967 | { | |
1968 | ImageCtx *ictx = (ImageCtx *)ctx; | |
1969 | tracepoint(librbd, copy4_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, opts.opts, sparse_size); | |
1970 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, pctx, sparse_size); | |
1971 | tracepoint(librbd, copy4_exit, r); | |
1972 | return r; | |
1973 | } | |
1974 | ||
11fdf7f2 TL |
1975 | int Image::deep_copy(IoCtx& dest_io_ctx, const char *destname, |
1976 | ImageOptions& opts) | |
7c673cae FG |
1977 | { |
1978 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
1979 | tracepoint(librbd, deep_copy_enter, ictx, ictx->name.c_str(), |
1980 | ictx->snap_name.c_str(), ictx->read_only, | |
1981 | dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), | |
1982 | destname, opts.opts); | |
7c673cae | 1983 | librbd::NoOpProgressContext prog_ctx; |
11fdf7f2 TL |
1984 | int r = librbd::api::Image<>::deep_copy(ictx, dest_io_ctx, destname, opts, |
1985 | prog_ctx); | |
1986 | tracepoint(librbd, deep_copy_exit, r); | |
7c673cae FG |
1987 | return r; |
1988 | } | |
1989 | ||
11fdf7f2 TL |
1990 | int Image::deep_copy_with_progress(IoCtx& dest_io_ctx, const char *destname, |
1991 | ImageOptions& opts, | |
1992 | librbd::ProgressContext &prog_ctx) | |
7c673cae FG |
1993 | { |
1994 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
1995 | tracepoint(librbd, deep_copy_enter, ictx, ictx->name.c_str(), |
1996 | ictx->snap_name.c_str(), ictx->read_only, | |
1997 | dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), | |
1998 | destname, opts.opts); | |
1999 | int r = librbd::api::Image<>::deep_copy(ictx, dest_io_ctx, destname, opts, | |
2000 | prog_ctx); | |
2001 | tracepoint(librbd, deep_copy_exit, r); | |
7c673cae FG |
2002 | return r; |
2003 | } | |
2004 | ||
11fdf7f2 TL |
2005 | int Image::flatten() |
2006 | { | |
2007 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2008 | tracepoint(librbd, flatten_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
2009 | librbd::NoOpProgressContext prog_ctx; | |
2010 | int r = ictx->operations->flatten(prog_ctx); | |
2011 | tracepoint(librbd, flatten_exit, r); | |
2012 | return r; | |
2013 | } | |
2014 | ||
2015 | int Image::flatten_with_progress(librbd::ProgressContext& prog_ctx) | |
2016 | { | |
2017 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2018 | tracepoint(librbd, flatten_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
2019 | int r = ictx->operations->flatten(prog_ctx); | |
2020 | tracepoint(librbd, flatten_exit, r); | |
2021 | return r; | |
2022 | } | |
2023 | ||
2024 | int Image::sparsify(size_t sparse_size) | |
2025 | { | |
2026 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2027 | tracepoint(librbd, sparsify_enter, ictx, ictx->name.c_str(), sparse_size, | |
2028 | ictx->id.c_str()); | |
2029 | librbd::NoOpProgressContext prog_ctx; | |
2030 | int r = ictx->operations->sparsify(sparse_size, prog_ctx); | |
2031 | tracepoint(librbd, sparsify_exit, r); | |
2032 | return r; | |
2033 | } | |
2034 | ||
2035 | int Image::sparsify_with_progress(size_t sparse_size, | |
2036 | librbd::ProgressContext& prog_ctx) | |
7c673cae FG |
2037 | { |
2038 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2039 | tracepoint(librbd, sparsify_enter, ictx, ictx->name.c_str(), sparse_size, |
2040 | ictx->id.c_str()); | |
2041 | int r = ictx->operations->sparsify(sparse_size, prog_ctx); | |
2042 | tracepoint(librbd, sparsify_exit, r); | |
2043 | return r; | |
2044 | } | |
2045 | ||
2046 | int Image::list_children(set<pair<string, string> > *children) | |
2047 | { | |
2048 | std::vector<linked_image_spec_t> images; | |
2049 | int r = list_children3(&images); | |
2050 | if (r < 0) { | |
2051 | return r; | |
2052 | } | |
2053 | ||
2054 | for (auto& image : images) { | |
2055 | if (!image.trash) { | |
2056 | children->insert({image.pool_name, image.image_name}); | |
2057 | } | |
2058 | } | |
2059 | return 0; | |
2060 | } | |
2061 | ||
2062 | int Image::list_children2(vector<librbd::child_info_t> *children) | |
2063 | { | |
2064 | std::vector<linked_image_spec_t> images; | |
2065 | int r = list_children3(&images); | |
2066 | if (r < 0) { | |
2067 | return r; | |
2068 | } | |
2069 | ||
2070 | for (auto& image : images) { | |
2071 | children->push_back({ | |
2072 | .pool_name = image.pool_name, | |
2073 | .image_name = image.image_name, | |
2074 | .image_id = image.image_id, | |
2075 | .trash = image.trash}); | |
2076 | } | |
2077 | ||
2078 | return 0; | |
2079 | } | |
2080 | ||
2081 | int Image::list_children3(std::vector<linked_image_spec_t> *images) | |
2082 | { | |
2083 | auto ictx = reinterpret_cast<ImageCtx*>(ctx); | |
2084 | tracepoint(librbd, list_children_enter, ictx, ictx->name.c_str(), | |
2085 | ictx->snap_name.c_str(), ictx->read_only); | |
2086 | ||
2087 | int r = librbd::api::Image<>::list_children(ictx, images); | |
9f95a23c | 2088 | #ifdef WITH_LTTNG |
7c673cae | 2089 | if (r >= 0) { |
11fdf7f2 TL |
2090 | for (auto& it : *images) { |
2091 | tracepoint(librbd, list_children_entry, it.pool_name.c_str(), | |
2092 | it.image_name.c_str()); | |
7c673cae FG |
2093 | } |
2094 | } | |
9f95a23c | 2095 | #endif |
7c673cae FG |
2096 | tracepoint(librbd, list_children_exit, r); |
2097 | return r; | |
2098 | } | |
2099 | ||
11fdf7f2 TL |
2100 | int Image::list_descendants(std::vector<linked_image_spec_t> *images) |
2101 | { | |
2102 | auto ictx = reinterpret_cast<ImageCtx*>(ctx); | |
2103 | ||
2104 | images->clear(); | |
2105 | int r = librbd::api::Image<>::list_descendants(ictx, {}, images); | |
2106 | return r; | |
2107 | } | |
2108 | ||
7c673cae FG |
2109 | int Image::list_lockers(std::list<librbd::locker_t> *lockers, |
2110 | bool *exclusive, string *tag) | |
2111 | { | |
2112 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2113 | tracepoint(librbd, list_lockers_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
2114 | int r = librbd::list_lockers(ictx, lockers, exclusive, tag); | |
2115 | if (r >= 0) { | |
2116 | for (std::list<librbd::locker_t>::const_iterator it = lockers->begin(); | |
2117 | it != lockers->end(); ++it) { | |
2118 | tracepoint(librbd, list_lockers_entry, it->client.c_str(), it->cookie.c_str(), it->address.c_str()); | |
2119 | } | |
2120 | } | |
2121 | tracepoint(librbd, list_lockers_exit, r); | |
2122 | return r; | |
2123 | } | |
2124 | ||
2125 | int Image::lock_exclusive(const string& cookie) | |
2126 | { | |
2127 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2128 | tracepoint(librbd, lock_exclusive_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie.c_str()); | |
2129 | int r = librbd::lock(ictx, true, cookie, ""); | |
2130 | tracepoint(librbd, lock_exclusive_exit, r); | |
2131 | return r; | |
2132 | } | |
2133 | ||
2134 | int Image::lock_shared(const string& cookie, const std::string& tag) | |
2135 | { | |
2136 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2137 | tracepoint(librbd, lock_shared_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie.c_str(), tag.c_str()); | |
2138 | int r = librbd::lock(ictx, false, cookie, tag); | |
2139 | tracepoint(librbd, lock_shared_exit, r); | |
2140 | return r; | |
2141 | } | |
2142 | ||
2143 | int Image::unlock(const string& cookie) | |
2144 | { | |
2145 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2146 | tracepoint(librbd, unlock_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie.c_str()); | |
2147 | int r = librbd::unlock(ictx, cookie); | |
2148 | tracepoint(librbd, unlock_exit, r); | |
2149 | return r; | |
2150 | } | |
2151 | ||
2152 | int Image::break_lock(const string& client, const string& cookie) | |
2153 | { | |
2154 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2155 | tracepoint(librbd, break_lock_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, client.c_str(), cookie.c_str()); | |
2156 | int r = librbd::break_lock(ictx, client, cookie); | |
2157 | tracepoint(librbd, break_lock_exit, r); | |
2158 | return r; | |
2159 | } | |
2160 | ||
2161 | int Image::snap_create(const char *snap_name) | |
2162 | { | |
2163 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2164 | tracepoint(librbd, snap_create_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
2165 | int r = ictx->operations->snap_create(cls::rbd::UserSnapshotNamespace(), | |
2166 | snap_name); | |
2167 | tracepoint(librbd, snap_create_exit, r); | |
2168 | return r; | |
2169 | } | |
2170 | ||
2171 | int Image::snap_remove(const char *snap_name) | |
2172 | { | |
2173 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2174 | tracepoint(librbd, snap_remove_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
2175 | librbd::NoOpProgressContext prog_ctx; | |
9f95a23c | 2176 | int r = librbd::api::Snapshot<>::remove(ictx, snap_name, 0, prog_ctx); |
7c673cae FG |
2177 | tracepoint(librbd, snap_remove_exit, r); |
2178 | return r; | |
2179 | } | |
2180 | ||
2181 | int Image::snap_remove2(const char *snap_name, uint32_t flags, ProgressContext& pctx) | |
2182 | { | |
2183 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2184 | tracepoint(librbd, snap_remove2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name, flags); | |
9f95a23c | 2185 | int r = librbd::api::Snapshot<>::remove(ictx, snap_name, flags, pctx); |
7c673cae FG |
2186 | tracepoint(librbd, snap_remove_exit, r); |
2187 | return r; | |
2188 | } | |
2189 | ||
11fdf7f2 TL |
2190 | int Image::snap_remove_by_id(uint64_t snap_id) |
2191 | { | |
2192 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2193 | return librbd::api::Snapshot<>::remove(ictx, snap_id); | |
2194 | } | |
2195 | ||
7c673cae FG |
2196 | int Image::snap_rollback(const char *snap_name) |
2197 | { | |
2198 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2199 | tracepoint(librbd, snap_rollback_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
2200 | librbd::NoOpProgressContext prog_ctx; | |
2201 | int r = ictx->operations->snap_rollback(cls::rbd::UserSnapshotNamespace(), snap_name, prog_ctx); | |
2202 | tracepoint(librbd, snap_rollback_exit, r); | |
2203 | return r; | |
2204 | } | |
2205 | ||
2206 | int Image::snap_rename(const char *srcname, const char *dstname) | |
2207 | { | |
2208 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2209 | tracepoint(librbd, snap_rename_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, srcname, dstname); | |
2210 | int r = ictx->operations->snap_rename(srcname, dstname); | |
2211 | tracepoint(librbd, snap_rename_exit, r); | |
2212 | return r; | |
2213 | } | |
2214 | ||
2215 | int Image::snap_rollback_with_progress(const char *snap_name, | |
2216 | ProgressContext& prog_ctx) | |
2217 | { | |
2218 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2219 | tracepoint(librbd, snap_rollback_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
2220 | int r = ictx->operations->snap_rollback(cls::rbd::UserSnapshotNamespace(), snap_name, prog_ctx); | |
2221 | tracepoint(librbd, snap_rollback_exit, r); | |
2222 | return r; | |
2223 | } | |
2224 | ||
2225 | int Image::snap_protect(const char *snap_name) | |
2226 | { | |
2227 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2228 | tracepoint(librbd, snap_protect_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
2229 | int r = ictx->operations->snap_protect(cls::rbd::UserSnapshotNamespace(), snap_name); | |
2230 | tracepoint(librbd, snap_protect_exit, r); | |
2231 | return r; | |
2232 | } | |
2233 | ||
2234 | int Image::snap_unprotect(const char *snap_name) | |
2235 | { | |
2236 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2237 | tracepoint(librbd, snap_unprotect_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
2238 | int r = ictx->operations->snap_unprotect(cls::rbd::UserSnapshotNamespace(), snap_name); | |
2239 | tracepoint(librbd, snap_unprotect_exit, r); | |
2240 | return r; | |
2241 | } | |
2242 | ||
2243 | int Image::snap_is_protected(const char *snap_name, bool *is_protected) | |
2244 | { | |
2245 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2246 | tracepoint(librbd, snap_is_protected_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
9f95a23c | 2247 | int r = librbd::api::Snapshot<>::is_protected(ictx, snap_name, is_protected); |
7c673cae FG |
2248 | tracepoint(librbd, snap_is_protected_exit, r, *is_protected ? 1 : 0); |
2249 | return r; | |
2250 | } | |
2251 | ||
2252 | int Image::snap_list(vector<librbd::snap_info_t>& snaps) | |
2253 | { | |
2254 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2255 | tracepoint(librbd, snap_list_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, &snaps); | |
9f95a23c | 2256 | int r = librbd::api::Snapshot<>::list(ictx, snaps); |
7c673cae FG |
2257 | if (r >= 0) { |
2258 | for (int i = 0, n = snaps.size(); i < n; i++) { | |
2259 | tracepoint(librbd, snap_list_entry, snaps[i].id, snaps[i].size, snaps[i].name.c_str()); | |
2260 | } | |
2261 | } | |
2262 | tracepoint(librbd, snap_list_exit, r, snaps.size()); | |
2263 | if (r >= 0) { | |
2264 | // A little ugly, but the C++ API doesn't need a Image::snap_list_end, | |
2265 | // and we want the tracepoints to mirror the C API | |
2266 | tracepoint(librbd, snap_list_end_enter, &snaps); | |
2267 | tracepoint(librbd, snap_list_end_exit); | |
2268 | } | |
2269 | return r; | |
2270 | } | |
2271 | ||
2272 | bool Image::snap_exists(const char *snap_name) | |
2273 | { | |
2274 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2275 | tracepoint(librbd, snap_exists_enter, ictx, ictx->name.c_str(), | |
2276 | ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
2277 | bool exists; | |
9f95a23c | 2278 | int r = librbd::api::Snapshot<>::exists(ictx, cls::rbd::UserSnapshotNamespace(), snap_name, &exists); |
7c673cae FG |
2279 | tracepoint(librbd, snap_exists_exit, r, exists); |
2280 | if (r < 0) { | |
2281 | // lie to caller since we don't know the real answer yet. | |
2282 | return false; | |
2283 | } | |
2284 | return exists; | |
2285 | } | |
2286 | ||
2287 | // A safer verion of snap_exists. | |
2288 | int Image::snap_exists2(const char *snap_name, bool *exists) | |
2289 | { | |
2290 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2291 | tracepoint(librbd, snap_exists_enter, ictx, ictx->name.c_str(), | |
2292 | ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
9f95a23c | 2293 | int r = librbd::api::Snapshot<>::exists(ictx, cls::rbd::UserSnapshotNamespace(), snap_name, exists); |
7c673cae FG |
2294 | tracepoint(librbd, snap_exists_exit, r, *exists); |
2295 | return r; | |
2296 | } | |
2297 | ||
2298 | int Image::snap_get_timestamp(uint64_t snap_id, struct timespec *timestamp) | |
2299 | { | |
2300 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2301 | tracepoint(librbd, snap_get_timestamp_enter, ictx, ictx->name.c_str()); | |
9f95a23c | 2302 | int r = librbd::api::Snapshot<>::get_timestamp(ictx, snap_id, timestamp); |
7c673cae FG |
2303 | tracepoint(librbd, snap_get_timestamp_exit, r); |
2304 | return r; | |
2305 | } | |
2306 | ||
2307 | int Image::snap_get_limit(uint64_t *limit) | |
2308 | { | |
2309 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2310 | tracepoint(librbd, snap_get_limit_enter, ictx, ictx->name.c_str()); | |
9f95a23c | 2311 | int r = librbd::api::Snapshot<>::get_limit(ictx, limit); |
7c673cae FG |
2312 | tracepoint(librbd, snap_get_limit_exit, r, *limit); |
2313 | return r; | |
2314 | } | |
2315 | ||
11fdf7f2 TL |
2316 | int Image::snap_get_namespace_type(uint64_t snap_id, |
2317 | snap_namespace_type_t *namespace_type) { | |
2318 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2319 | tracepoint(librbd, snap_get_namespace_type_enter, ictx, ictx->name.c_str()); | |
2320 | int r = librbd::api::Snapshot<>::get_namespace_type(ictx, snap_id, namespace_type); | |
2321 | tracepoint(librbd, snap_get_namespace_type_exit, r); | |
2322 | return r; | |
2323 | } | |
2324 | ||
2325 | int Image::snap_get_group_namespace(uint64_t snap_id, | |
2326 | snap_group_namespace_t *group_snap, | |
2327 | size_t group_snap_size) { | |
2328 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2329 | tracepoint(librbd, snap_get_group_namespace_enter, ictx, | |
2330 | ictx->name.c_str()); | |
2331 | ||
2332 | if (group_snap_size != sizeof(snap_group_namespace_t)) { | |
2333 | tracepoint(librbd, snap_get_group_namespace_exit, -ERANGE); | |
2334 | return -ERANGE; | |
2335 | } | |
2336 | ||
2337 | int r = librbd::api::Snapshot<>::get_group_namespace(ictx, snap_id, | |
2338 | group_snap); | |
2339 | tracepoint(librbd, snap_get_group_namespace_exit, r); | |
2340 | return r; | |
2341 | } | |
2342 | ||
2343 | int Image::snap_get_trash_namespace(uint64_t snap_id, | |
2344 | std::string* original_name) { | |
2345 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2346 | return librbd::api::Snapshot<>::get_trash_namespace(ictx, snap_id, | |
2347 | original_name); | |
2348 | } | |
2349 | ||
9f95a23c TL |
2350 | int Image::snap_get_mirror_namespace( |
2351 | uint64_t snap_id, snap_mirror_namespace_t *mirror_snap, | |
2352 | size_t mirror_snap_size) { | |
2353 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2354 | ||
2355 | if (mirror_snap_size != sizeof(snap_mirror_namespace_t)) { | |
2356 | return -ERANGE; | |
2357 | } | |
2358 | ||
2359 | int r = librbd::api::Snapshot<>::get_mirror_namespace( | |
2360 | ictx, snap_id, mirror_snap); | |
2361 | return r; | |
2362 | } | |
2363 | ||
7c673cae FG |
2364 | int Image::snap_set_limit(uint64_t limit) |
2365 | { | |
2366 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2367 | ||
2368 | tracepoint(librbd, snap_set_limit_enter, ictx, ictx->name.c_str(), limit); | |
2369 | int r = ictx->operations->snap_set_limit(limit); | |
2370 | tracepoint(librbd, snap_set_limit_exit, r); | |
2371 | return r; | |
2372 | } | |
2373 | ||
2374 | int Image::snap_set(const char *snap_name) | |
2375 | { | |
2376 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2377 | tracepoint(librbd, snap_set_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
11fdf7f2 TL |
2378 | int r = librbd::api::Image<>::snap_set( |
2379 | ictx, cls::rbd::UserSnapshotNamespace(), snap_name); | |
7c673cae FG |
2380 | tracepoint(librbd, snap_set_exit, r); |
2381 | return r; | |
2382 | } | |
2383 | ||
11fdf7f2 TL |
2384 | int Image::snap_set_by_id(uint64_t snap_id) |
2385 | { | |
2386 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2387 | return librbd::api::Image<>::snap_set(ictx, snap_id); | |
2388 | } | |
2389 | ||
9f95a23c TL |
2390 | int Image::snap_get_name(uint64_t snap_id, std::string *snap_name) |
2391 | { | |
2392 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2393 | return librbd::api::Snapshot<>::get_name(ictx, snap_id, snap_name); | |
2394 | } | |
2395 | ||
2396 | int Image::snap_get_id(const std::string snap_name, uint64_t *snap_id) | |
2397 | { | |
2398 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2399 | return librbd::api::Snapshot<>::get_id(ictx, snap_name, snap_id); | |
2400 | } | |
2401 | ||
7c673cae FG |
2402 | ssize_t Image::read(uint64_t ofs, size_t len, bufferlist& bl) |
2403 | { | |
2404 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2405 | tracepoint(librbd, read_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
2406 | bufferptr ptr(len); | |
2407 | bl.push_back(std::move(ptr)); | |
11fdf7f2 | 2408 | |
7c673cae FG |
2409 | int r = ictx->io_work_queue->read(ofs, len, io::ReadResult{&bl}, 0); |
2410 | tracepoint(librbd, read_exit, r); | |
2411 | return r; | |
2412 | } | |
2413 | ||
2414 | ssize_t Image::read2(uint64_t ofs, size_t len, bufferlist& bl, int op_flags) | |
2415 | { | |
2416 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2417 | tracepoint(librbd, read2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2418 | ictx->read_only, ofs, len, op_flags); | |
2419 | bufferptr ptr(len); | |
2420 | bl.push_back(std::move(ptr)); | |
11fdf7f2 | 2421 | |
7c673cae FG |
2422 | int r = ictx->io_work_queue->read(ofs, len, io::ReadResult{&bl}, op_flags); |
2423 | tracepoint(librbd, read_exit, r); | |
2424 | return r; | |
2425 | } | |
2426 | ||
2427 | int64_t Image::read_iterate(uint64_t ofs, size_t len, | |
2428 | int (*cb)(uint64_t, size_t, const char *, void *), | |
2429 | void *arg) | |
2430 | { | |
2431 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2432 | tracepoint(librbd, read_iterate_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
11fdf7f2 | 2433 | |
7c673cae FG |
2434 | int64_t r = librbd::read_iterate(ictx, ofs, len, cb, arg); |
2435 | tracepoint(librbd, read_iterate_exit, r); | |
2436 | return r; | |
2437 | } | |
2438 | ||
2439 | int Image::read_iterate2(uint64_t ofs, uint64_t len, | |
2440 | int (*cb)(uint64_t, size_t, const char *, void *), | |
2441 | void *arg) | |
2442 | { | |
2443 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2444 | tracepoint(librbd, read_iterate2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
11fdf7f2 | 2445 | |
7c673cae FG |
2446 | int64_t r = librbd::read_iterate(ictx, ofs, len, cb, arg); |
2447 | if (r > 0) | |
2448 | r = 0; | |
2449 | tracepoint(librbd, read_iterate2_exit, r); | |
2450 | return (int)r; | |
2451 | } | |
2452 | ||
2453 | int Image::diff_iterate(const char *fromsnapname, | |
2454 | uint64_t ofs, uint64_t len, | |
2455 | int (*cb)(uint64_t, size_t, int, void *), | |
2456 | void *arg) | |
2457 | { | |
2458 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2459 | tracepoint(librbd, diff_iterate_enter, ictx, ictx->name.c_str(), | |
2460 | ictx->snap_name.c_str(), ictx->read_only, fromsnapname, ofs, len, | |
2461 | true, false); | |
2462 | int r = librbd::api::DiffIterate<>::diff_iterate(ictx, | |
2463 | cls::rbd::UserSnapshotNamespace(), | |
2464 | fromsnapname, ofs, | |
2465 | len, true, false, cb, arg); | |
2466 | tracepoint(librbd, diff_iterate_exit, r); | |
2467 | return r; | |
2468 | } | |
2469 | ||
2470 | int Image::diff_iterate2(const char *fromsnapname, uint64_t ofs, uint64_t len, | |
2471 | bool include_parent, bool whole_object, | |
2472 | int (*cb)(uint64_t, size_t, int, void *), void *arg) | |
2473 | { | |
2474 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2475 | tracepoint(librbd, diff_iterate_enter, ictx, ictx->name.c_str(), | |
2476 | ictx->snap_name.c_str(), ictx->read_only, fromsnapname, ofs, len, | |
2477 | include_parent, whole_object); | |
2478 | int r = librbd::api::DiffIterate<>::diff_iterate(ictx, | |
2479 | cls::rbd::UserSnapshotNamespace(), | |
2480 | fromsnapname, ofs, | |
2481 | len, include_parent, | |
2482 | whole_object, cb, arg); | |
2483 | tracepoint(librbd, diff_iterate_exit, r); | |
2484 | return r; | |
2485 | } | |
2486 | ||
2487 | ssize_t Image::write(uint64_t ofs, size_t len, bufferlist& bl) | |
2488 | { | |
2489 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2490 | tracepoint(librbd, write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len, bl.length() < len ? NULL : bl.c_str()); | |
2491 | if (bl.length() < len) { | |
2492 | tracepoint(librbd, write_exit, -EINVAL); | |
2493 | return -EINVAL; | |
2494 | } | |
11fdf7f2 | 2495 | |
7c673cae FG |
2496 | int r = ictx->io_work_queue->write(ofs, len, bufferlist{bl}, 0); |
2497 | tracepoint(librbd, write_exit, r); | |
2498 | return r; | |
2499 | } | |
2500 | ||
2501 | ssize_t Image::write2(uint64_t ofs, size_t len, bufferlist& bl, int op_flags) | |
2502 | { | |
2503 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2504 | tracepoint(librbd, write2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, | |
2505 | ofs, len, bl.length() < len ? NULL : bl.c_str(), op_flags); | |
2506 | if (bl.length() < len) { | |
2507 | tracepoint(librbd, write_exit, -EINVAL); | |
2508 | return -EINVAL; | |
2509 | } | |
11fdf7f2 | 2510 | |
7c673cae FG |
2511 | int r = ictx->io_work_queue->write(ofs, len, bufferlist{bl}, op_flags); |
2512 | tracepoint(librbd, write_exit, r); | |
2513 | return r; | |
2514 | } | |
2515 | ||
2516 | int Image::discard(uint64_t ofs, uint64_t len) | |
2517 | { | |
2518 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2519 | tracepoint(librbd, discard_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
9f95a23c | 2520 | if (len > static_cast<uint64_t>(std::numeric_limits<int32_t>::max())) { |
7c673cae FG |
2521 | tracepoint(librbd, discard_exit, -EINVAL); |
2522 | return -EINVAL; | |
2523 | } | |
11fdf7f2 TL |
2524 | int r = ictx->io_work_queue->discard( |
2525 | ofs, len, ictx->discard_granularity_bytes); | |
7c673cae FG |
2526 | tracepoint(librbd, discard_exit, r); |
2527 | return r; | |
2528 | } | |
2529 | ||
2530 | ssize_t Image::writesame(uint64_t ofs, size_t len, bufferlist& bl, int op_flags) | |
2531 | { | |
2532 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2533 | tracepoint(librbd, writesame_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2534 | ictx->read_only, ofs, len, bl.length() <= 0 ? NULL : bl.c_str(), bl.length(), | |
2535 | op_flags); | |
b32b8144 | 2536 | if (bl.length() <= 0 || len % bl.length() || |
9f95a23c | 2537 | len > static_cast<size_t>(std::numeric_limits<int>::max())) { |
7c673cae FG |
2538 | tracepoint(librbd, writesame_exit, -EINVAL); |
2539 | return -EINVAL; | |
2540 | } | |
2541 | ||
11fdf7f2 | 2542 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
f6b5b4d7 TL |
2543 | if (discard_zero && bl.is_zero()) { |
2544 | int r = ictx->io_work_queue->write_zeroes(ofs, len, 0U, op_flags); | |
7c673cae FG |
2545 | tracepoint(librbd, writesame_exit, r); |
2546 | return r; | |
2547 | } | |
2548 | ||
2549 | int r = ictx->io_work_queue->writesame(ofs, len, bufferlist{bl}, op_flags); | |
2550 | tracepoint(librbd, writesame_exit, r); | |
2551 | return r; | |
2552 | } | |
2553 | ||
f6b5b4d7 TL |
2554 | ssize_t Image::write_zeroes(uint64_t ofs, size_t len, int zero_flags, |
2555 | int op_flags) | |
2556 | { | |
2557 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2558 | return ictx->io_work_queue->write_zeroes(ofs, len, zero_flags, op_flags); | |
2559 | } | |
2560 | ||
c07f9fc5 FG |
2561 | ssize_t Image::compare_and_write(uint64_t ofs, size_t len, |
2562 | ceph::bufferlist &cmp_bl, ceph::bufferlist& bl, | |
2563 | uint64_t *mismatch_off, int op_flags) | |
2564 | { | |
2565 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2566 | tracepoint(librbd, compare_and_write_enter, ictx, ictx->name.c_str(), | |
2567 | ictx->snap_name.c_str(), | |
2568 | ictx->read_only, ofs, len, cmp_bl.length() < len ? NULL : cmp_bl.c_str(), | |
2569 | bl.length() < len ? NULL : bl.c_str(), op_flags); | |
2570 | ||
2571 | if (bl.length() < len) { | |
2572 | tracepoint(librbd, write_exit, -EINVAL); | |
2573 | return -EINVAL; | |
2574 | } | |
2575 | ||
2576 | int r = ictx->io_work_queue->compare_and_write(ofs, len, bufferlist{cmp_bl}, | |
2577 | bufferlist{bl}, mismatch_off, | |
2578 | op_flags); | |
2579 | ||
2580 | tracepoint(librbd, compare_and_write_exit, r); | |
2581 | ||
2582 | return r; | |
2583 | } | |
11fdf7f2 | 2584 | |
7c673cae FG |
2585 | int Image::aio_write(uint64_t off, size_t len, bufferlist& bl, |
2586 | RBD::AioCompletion *c) | |
2587 | { | |
2588 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2589 | tracepoint(librbd, aio_write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, bl.length() < len ? NULL : bl.c_str(), c->pc); | |
2590 | if (bl.length() < len) { | |
2591 | tracepoint(librbd, aio_write_exit, -EINVAL); | |
2592 | return -EINVAL; | |
2593 | } | |
2594 | ictx->io_work_queue->aio_write(get_aio_completion(c), off, len, | |
2595 | bufferlist{bl}, 0); | |
11fdf7f2 | 2596 | |
7c673cae FG |
2597 | tracepoint(librbd, aio_write_exit, 0); |
2598 | return 0; | |
2599 | } | |
2600 | ||
2601 | int Image::aio_write2(uint64_t off, size_t len, bufferlist& bl, | |
2602 | RBD::AioCompletion *c, int op_flags) | |
2603 | { | |
2604 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2605 | tracepoint(librbd, aio_write2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2606 | ictx->read_only, off, len, bl.length() < len ? NULL : bl.c_str(), c->pc, op_flags); | |
2607 | if (bl.length() < len) { | |
2608 | tracepoint(librbd, aio_write_exit, -EINVAL); | |
2609 | return -EINVAL; | |
2610 | } | |
2611 | ictx->io_work_queue->aio_write(get_aio_completion(c), off, len, | |
2612 | bufferlist{bl}, op_flags); | |
11fdf7f2 | 2613 | |
7c673cae FG |
2614 | tracepoint(librbd, aio_write_exit, 0); |
2615 | return 0; | |
2616 | } | |
2617 | ||
2618 | int Image::aio_discard(uint64_t off, uint64_t len, RBD::AioCompletion *c) | |
2619 | { | |
2620 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2621 | tracepoint(librbd, aio_discard_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, c->pc); | |
11fdf7f2 TL |
2622 | ictx->io_work_queue->aio_discard( |
2623 | get_aio_completion(c), off, len, ictx->discard_granularity_bytes); | |
7c673cae FG |
2624 | tracepoint(librbd, aio_discard_exit, 0); |
2625 | return 0; | |
2626 | } | |
2627 | ||
2628 | int Image::aio_read(uint64_t off, size_t len, bufferlist& bl, | |
2629 | RBD::AioCompletion *c) | |
2630 | { | |
2631 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2632 | tracepoint(librbd, aio_read_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, bl.c_str(), c->pc); | |
2633 | ldout(ictx->cct, 10) << "Image::aio_read() buf=" << (void *)bl.c_str() << "~" | |
2634 | << (void *)(bl.c_str() + len - 1) << dendl; | |
11fdf7f2 | 2635 | |
7c673cae FG |
2636 | ictx->io_work_queue->aio_read(get_aio_completion(c), off, len, |
2637 | io::ReadResult{&bl}, 0); | |
2638 | tracepoint(librbd, aio_read_exit, 0); | |
2639 | return 0; | |
2640 | } | |
2641 | ||
2642 | int Image::aio_read2(uint64_t off, size_t len, bufferlist& bl, | |
2643 | RBD::AioCompletion *c, int op_flags) | |
2644 | { | |
2645 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2646 | tracepoint(librbd, aio_read2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2647 | ictx->read_only, off, len, bl.c_str(), c->pc, op_flags); | |
2648 | ldout(ictx->cct, 10) << "Image::aio_read() buf=" << (void *)bl.c_str() << "~" | |
2649 | << (void *)(bl.c_str() + len - 1) << dendl; | |
11fdf7f2 | 2650 | |
7c673cae FG |
2651 | ictx->io_work_queue->aio_read(get_aio_completion(c), off, len, |
2652 | io::ReadResult{&bl}, op_flags); | |
2653 | tracepoint(librbd, aio_read_exit, 0); | |
2654 | return 0; | |
2655 | } | |
2656 | ||
2657 | int Image::flush() | |
2658 | { | |
2659 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2660 | tracepoint(librbd, flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
11fdf7f2 | 2661 | int r = ictx->io_work_queue->flush(); |
7c673cae FG |
2662 | tracepoint(librbd, flush_exit, r); |
2663 | return r; | |
2664 | } | |
2665 | ||
2666 | int Image::aio_flush(RBD::AioCompletion *c) | |
2667 | { | |
2668 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2669 | tracepoint(librbd, aio_flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, c->pc); | |
2670 | ictx->io_work_queue->aio_flush(get_aio_completion(c)); | |
2671 | tracepoint(librbd, aio_flush_exit, 0); | |
2672 | return 0; | |
2673 | } | |
2674 | ||
2675 | int Image::aio_writesame(uint64_t off, size_t len, bufferlist& bl, | |
2676 | RBD::AioCompletion *c, int op_flags) | |
2677 | { | |
2678 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2679 | tracepoint(librbd, aio_writesame_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2680 | ictx->read_only, off, len, bl.length() <= len ? NULL : bl.c_str(), bl.length(), | |
2681 | c->pc, op_flags); | |
2682 | if (bl.length() <= 0 || len % bl.length()) { | |
2683 | tracepoint(librbd, aio_writesame_exit, -EINVAL); | |
2684 | return -EINVAL; | |
2685 | } | |
2686 | ||
11fdf7f2 | 2687 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
f6b5b4d7 TL |
2688 | if (discard_zero && bl.is_zero()) { |
2689 | ictx->io_work_queue->aio_write_zeroes(get_aio_completion(c), off, len, 0U, | |
2690 | op_flags, true); | |
7c673cae FG |
2691 | tracepoint(librbd, aio_writesame_exit, 0); |
2692 | return 0; | |
2693 | } | |
2694 | ||
2695 | ictx->io_work_queue->aio_writesame(get_aio_completion(c), off, len, | |
2696 | bufferlist{bl}, op_flags); | |
2697 | tracepoint(librbd, aio_writesame_exit, 0); | |
2698 | return 0; | |
2699 | } | |
2700 | ||
f6b5b4d7 TL |
2701 | int Image::aio_write_zeroes(uint64_t off, size_t len, RBD::AioCompletion *c, |
2702 | int zero_flags, int op_flags) | |
2703 | { | |
2704 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2705 | ictx->io_work_queue->aio_write_zeroes( | |
2706 | get_aio_completion(c), off, len, zero_flags, op_flags, true); | |
2707 | return 0; | |
2708 | } | |
2709 | ||
c07f9fc5 FG |
2710 | int Image::aio_compare_and_write(uint64_t off, size_t len, |
2711 | ceph::bufferlist& cmp_bl, ceph::bufferlist& bl, | |
2712 | RBD::AioCompletion *c, uint64_t *mismatch_off, | |
2713 | int op_flags) | |
2714 | { | |
2715 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2716 | tracepoint(librbd, aio_compare_and_write_enter, ictx, ictx->name.c_str(), | |
2717 | ictx->snap_name.c_str(), | |
2718 | ictx->read_only, off, len, cmp_bl.length() < len ? NULL : cmp_bl.c_str(), | |
2719 | bl.length() < len ? NULL : bl.c_str(), c->pc, op_flags); | |
2720 | ||
2721 | if (bl.length() < len) { | |
2722 | tracepoint(librbd, compare_and_write_exit, -EINVAL); | |
2723 | return -EINVAL; | |
2724 | } | |
2725 | ||
2726 | ictx->io_work_queue->aio_compare_and_write(get_aio_completion(c), off, len, | |
2727 | bufferlist{cmp_bl}, bufferlist{bl}, | |
2728 | mismatch_off, op_flags, false); | |
2729 | ||
2730 | tracepoint(librbd, aio_compare_and_write_exit, 0); | |
2731 | ||
2732 | return 0; | |
2733 | } | |
7c673cae FG |
2734 | |
2735 | int Image::invalidate_cache() | |
2736 | { | |
2737 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2738 | tracepoint(librbd, invalidate_cache_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
2739 | int r = librbd::invalidate_cache(ictx); | |
2740 | tracepoint(librbd, invalidate_cache_exit, r); | |
2741 | return r; | |
2742 | } | |
2743 | ||
2744 | int Image::poll_io_events(RBD::AioCompletion **comps, int numcomp) | |
2745 | { | |
2746 | io::AioCompletion *cs[numcomp]; | |
2747 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2748 | tracepoint(librbd, poll_io_events_enter, ictx, numcomp); | |
2749 | int r = librbd::poll_io_events(ictx, cs, numcomp); | |
2750 | tracepoint(librbd, poll_io_events_exit, r); | |
2751 | if (r > 0) { | |
11fdf7f2 | 2752 | for (int i = 0; i < r; ++i) |
7c673cae FG |
2753 | comps[i] = (RBD::AioCompletion *)cs[i]->rbd_comp; |
2754 | } | |
2755 | return r; | |
2756 | } | |
2757 | ||
2758 | int Image::metadata_get(const std::string &key, std::string *value) | |
2759 | { | |
2760 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2761 | tracepoint(librbd, metadata_get_enter, ictx, key.c_str()); | |
2762 | int r = librbd::metadata_get(ictx, key, value); | |
2763 | if (r < 0) { | |
2764 | tracepoint(librbd, metadata_get_exit, r, key.c_str(), NULL); | |
2765 | } else { | |
2766 | tracepoint(librbd, metadata_get_exit, r, key.c_str(), value->c_str()); | |
2767 | } | |
2768 | return r; | |
2769 | } | |
2770 | ||
2771 | int Image::metadata_set(const std::string &key, const std::string &value) | |
2772 | { | |
2773 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2774 | tracepoint(librbd, metadata_set_enter, ictx, key.c_str(), value.c_str()); | |
2775 | int r = ictx->operations->metadata_set(key, value); | |
2776 | tracepoint(librbd, metadata_set_exit, r); | |
2777 | return r; | |
2778 | } | |
2779 | ||
2780 | int Image::metadata_remove(const std::string &key) | |
2781 | { | |
2782 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2783 | tracepoint(librbd, metadata_remove_enter, ictx, key.c_str()); | |
2784 | int r = ictx->operations->metadata_remove(key); | |
2785 | tracepoint(librbd, metadata_remove_exit, r); | |
2786 | return r; | |
2787 | } | |
2788 | ||
2789 | int Image::metadata_list(const std::string &start, uint64_t max, map<string, bufferlist> *pairs) | |
2790 | { | |
2791 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2792 | tracepoint(librbd, metadata_list_enter, ictx); | |
2793 | int r = librbd::metadata_list(ictx, start, max, pairs); | |
2794 | if (r >= 0) { | |
2795 | for (map<string, bufferlist>::iterator it = pairs->begin(); | |
2796 | it != pairs->end(); ++it) { | |
2797 | tracepoint(librbd, metadata_list_entry, it->first.c_str(), it->second.c_str()); | |
2798 | } | |
2799 | } | |
2800 | tracepoint(librbd, metadata_list_exit, r); | |
2801 | return r; | |
2802 | } | |
2803 | ||
2804 | int Image::mirror_image_enable() { | |
9f95a23c TL |
2805 | return mirror_image_enable2(RBD_MIRROR_IMAGE_MODE_JOURNAL); |
2806 | } | |
2807 | ||
2808 | int Image::mirror_image_enable2(mirror_image_mode_t mode) { | |
7c673cae | 2809 | ImageCtx *ictx = (ImageCtx *)ctx; |
9f95a23c | 2810 | return librbd::api::Mirror<>::image_enable(ictx, mode, false); |
7c673cae FG |
2811 | } |
2812 | ||
2813 | int Image::mirror_image_disable(bool force) { | |
2814 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2815 | return librbd::api::Mirror<>::image_disable(ictx, force); | |
2816 | } | |
2817 | ||
2818 | int Image::mirror_image_promote(bool force) { | |
2819 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2820 | return librbd::api::Mirror<>::image_promote(ictx, force); | |
2821 | } | |
2822 | ||
2823 | int Image::mirror_image_demote() { | |
2824 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2825 | return librbd::api::Mirror<>::image_demote(ictx); | |
2826 | } | |
2827 | ||
2828 | int Image::mirror_image_resync() | |
2829 | { | |
2830 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2831 | return librbd::api::Mirror<>::image_resync(ictx); | |
2832 | } | |
2833 | ||
9f95a23c TL |
2834 | int Image::mirror_image_create_snapshot(uint64_t *snap_id) |
2835 | { | |
2836 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2837 | return librbd::api::Mirror<>::image_snapshot_create(ictx, snap_id); | |
2838 | } | |
2839 | ||
7c673cae FG |
2840 | int Image::mirror_image_get_info(mirror_image_info_t *mirror_image_info, |
2841 | size_t info_size) { | |
2842 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2843 | |
2844 | if (sizeof(mirror_image_info_t) != info_size) { | |
2845 | return -ERANGE; | |
2846 | } | |
2847 | ||
2848 | return librbd::api::Mirror<>::image_get_info(ictx, mirror_image_info); | |
7c673cae FG |
2849 | } |
2850 | ||
9f95a23c TL |
2851 | int Image::mirror_image_get_mode(mirror_image_mode_t *mode) { |
2852 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2853 | ||
2854 | return librbd::api::Mirror<>::image_get_mode(ictx, mode); | |
2855 | } | |
2856 | ||
2857 | int Image::mirror_image_get_global_status( | |
2858 | mirror_image_global_status_t *mirror_image_global_status, | |
2859 | size_t status_size) { | |
2860 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2861 | ||
2862 | if (sizeof(mirror_image_global_status_t) != status_size) { | |
2863 | return -ERANGE; | |
2864 | } | |
2865 | ||
2866 | return librbd::api::Mirror<>::image_get_global_status( | |
2867 | ictx, mirror_image_global_status); | |
2868 | } | |
2869 | ||
2870 | #pragma GCC diagnostic push | |
2871 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
2872 | ||
7c673cae FG |
2873 | int Image::mirror_image_get_status(mirror_image_status_t *mirror_image_status, |
2874 | size_t status_size) { | |
2875 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2876 | |
2877 | if (sizeof(mirror_image_status_t) != status_size) { | |
2878 | return -ERANGE; | |
2879 | } | |
2880 | ||
9f95a23c TL |
2881 | mirror_image_global_status_t mirror_image_global_status; |
2882 | int r = librbd::api::Mirror<>::image_get_global_status( | |
2883 | ictx, &mirror_image_global_status); | |
2884 | if (r < 0) { | |
2885 | return r; | |
2886 | } | |
2887 | ||
2888 | librbd::mirror_image_site_status_t local_status; | |
2889 | r = get_local_mirror_image_site_status(mirror_image_global_status, | |
2890 | &local_status); | |
2891 | if (r < 0) { | |
2892 | return r; | |
2893 | } | |
2894 | ||
2895 | *mirror_image_status = mirror_image_status_t{ | |
2896 | mirror_image_global_status.name, mirror_image_global_status.info, | |
2897 | local_status.state, local_status.description, local_status.last_update, | |
2898 | local_status.up}; | |
2899 | return 0; | |
11fdf7f2 TL |
2900 | } |
2901 | ||
9f95a23c TL |
2902 | #pragma GCC diagnostic pop |
2903 | ||
11fdf7f2 TL |
2904 | int Image::mirror_image_get_instance_id(std::string *instance_id) { |
2905 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2906 | ||
2907 | return librbd::api::Mirror<>::image_get_instance_id(ictx, instance_id); | |
7c673cae FG |
2908 | } |
2909 | ||
2910 | int Image::aio_mirror_image_promote(bool force, RBD::AioCompletion *c) { | |
2911 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2912 | librbd::api::Mirror<>::image_promote( | |
2913 | ictx, force, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2914 | get_aio_completion(c))); | |
2915 | return 0; | |
2916 | } | |
2917 | ||
2918 | int Image::aio_mirror_image_demote(RBD::AioCompletion *c) { | |
2919 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2920 | librbd::api::Mirror<>::image_demote( | |
2921 | ictx, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2922 | get_aio_completion(c))); | |
2923 | return 0; | |
2924 | } | |
2925 | ||
2926 | int Image::aio_mirror_image_get_info(mirror_image_info_t *mirror_image_info, | |
2927 | size_t info_size, | |
2928 | RBD::AioCompletion *c) { | |
2929 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2930 | |
2931 | if (sizeof(mirror_image_info_t) != info_size) { | |
2932 | return -ERANGE; | |
2933 | } | |
2934 | ||
7c673cae | 2935 | librbd::api::Mirror<>::image_get_info( |
11fdf7f2 | 2936 | ictx, mirror_image_info, |
7c673cae FG |
2937 | new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, |
2938 | get_aio_completion(c))); | |
2939 | return 0; | |
2940 | } | |
2941 | ||
9f95a23c TL |
2942 | int Image::aio_mirror_image_get_mode(mirror_image_mode_t *mode, |
2943 | RBD::AioCompletion *c) { | |
2944 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2945 | ||
2946 | librbd::api::Mirror<>::image_get_mode( | |
2947 | ictx, mode, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2948 | get_aio_completion(c))); | |
2949 | return 0; | |
2950 | } | |
2951 | ||
2952 | int Image::aio_mirror_image_get_global_status( | |
2953 | mirror_image_global_status_t *status, size_t status_size, | |
2954 | RBD::AioCompletion *c) { | |
2955 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2956 | ||
2957 | if (sizeof(mirror_image_global_status_t) != status_size) { | |
2958 | return -ERANGE; | |
2959 | } | |
2960 | ||
2961 | librbd::api::Mirror<>::image_get_global_status( | |
2962 | ictx, status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2963 | get_aio_completion(c))); | |
2964 | return 0; | |
2965 | } | |
2966 | ||
2967 | #pragma GCC diagnostic push | |
2968 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
2969 | ||
7c673cae FG |
2970 | int Image::aio_mirror_image_get_status(mirror_image_status_t *status, |
2971 | size_t status_size, | |
2972 | RBD::AioCompletion *c) { | |
2973 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2974 | |
2975 | if (sizeof(mirror_image_status_t) != status_size) { | |
2976 | return -ERANGE; | |
2977 | } | |
2978 | ||
9f95a23c TL |
2979 | auto ctx = new C_MirrorImageGetStatus( |
2980 | status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2981 | get_aio_completion(c))); | |
2982 | librbd::api::Mirror<>::image_get_global_status( | |
2983 | ictx, &ctx->cpp_mirror_image_global_status, ctx); | |
7c673cae FG |
2984 | return 0; |
2985 | } | |
2986 | ||
9f95a23c TL |
2987 | #pragma GCC diagnostic pop |
2988 | ||
7c673cae FG |
2989 | int Image::update_watch(UpdateWatchCtx *wctx, uint64_t *handle) { |
2990 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2991 | tracepoint(librbd, update_watch_enter, ictx, wctx); | |
2992 | int r = ictx->state->register_update_watcher(wctx, handle); | |
2993 | tracepoint(librbd, update_watch_exit, r, *handle); | |
2994 | return r; | |
2995 | } | |
2996 | ||
2997 | int Image::update_unwatch(uint64_t handle) { | |
2998 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2999 | tracepoint(librbd, update_unwatch_enter, ictx, handle); | |
3000 | int r = ictx->state->unregister_update_watcher(handle); | |
3001 | tracepoint(librbd, update_unwatch_exit, r); | |
3002 | return r; | |
3003 | } | |
3004 | ||
11fdf7f2 TL |
3005 | int Image::list_watchers(std::list<librbd::image_watcher_t> &watchers) { |
3006 | ImageCtx *ictx = (ImageCtx *)ctx; | |
3007 | tracepoint(librbd, list_watchers_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
3008 | int r = librbd::list_watchers(ictx, watchers); | |
9f95a23c | 3009 | #ifdef WITH_LTTNG |
11fdf7f2 TL |
3010 | if (r >= 0) { |
3011 | for (auto &watcher : watchers) { | |
3012 | tracepoint(librbd, list_watchers_entry, watcher.addr.c_str(), watcher.id, watcher.cookie); | |
3013 | } | |
3014 | } | |
9f95a23c | 3015 | #endif |
11fdf7f2 TL |
3016 | tracepoint(librbd, list_watchers_exit, r, watchers.size()); |
3017 | return r; | |
3018 | } | |
3019 | ||
3020 | int Image::config_list(std::vector<config_option_t> *options) { | |
3021 | ImageCtx *ictx = (ImageCtx *)ctx; | |
3022 | return librbd::api::Config<>::list(ictx, options); | |
3023 | } | |
3024 | ||
7c673cae FG |
3025 | } // namespace librbd |
3026 | ||
3027 | extern "C" void rbd_version(int *major, int *minor, int *extra) | |
3028 | { | |
3029 | if (major) | |
3030 | *major = LIBRBD_VER_MAJOR; | |
3031 | if (minor) | |
3032 | *minor = LIBRBD_VER_MINOR; | |
3033 | if (extra) | |
3034 | *extra = LIBRBD_VER_EXTRA; | |
3035 | } | |
3036 | ||
3037 | extern "C" void rbd_image_options_create(rbd_image_options_t* opts) | |
3038 | { | |
3039 | librbd::image_options_create(opts); | |
3040 | } | |
3041 | ||
3042 | extern "C" void rbd_image_options_destroy(rbd_image_options_t opts) | |
3043 | { | |
3044 | librbd::image_options_destroy(opts); | |
3045 | } | |
3046 | ||
3047 | extern "C" int rbd_image_options_set_string(rbd_image_options_t opts, int optname, | |
3048 | const char* optval) | |
3049 | { | |
3050 | return librbd::image_options_set(opts, optname, optval); | |
3051 | } | |
3052 | ||
3053 | extern "C" int rbd_image_options_set_uint64(rbd_image_options_t opts, int optname, | |
3054 | uint64_t optval) | |
3055 | { | |
3056 | return librbd::image_options_set(opts, optname, optval); | |
3057 | } | |
3058 | ||
3059 | extern "C" int rbd_image_options_get_string(rbd_image_options_t opts, int optname, | |
3060 | char* optval, size_t maxlen) | |
3061 | { | |
3062 | std::string optval_; | |
3063 | ||
3064 | int r = librbd::image_options_get(opts, optname, &optval_); | |
3065 | ||
3066 | if (r < 0) { | |
3067 | return r; | |
3068 | } | |
3069 | ||
3070 | if (optval_.size() >= maxlen) { | |
3071 | return -E2BIG; | |
3072 | } | |
3073 | ||
3074 | strncpy(optval, optval_.c_str(), maxlen); | |
3075 | ||
3076 | return 0; | |
3077 | } | |
3078 | ||
3079 | extern "C" int rbd_image_options_get_uint64(rbd_image_options_t opts, int optname, | |
3080 | uint64_t* optval) | |
3081 | { | |
3082 | return librbd::image_options_get(opts, optname, optval); | |
3083 | } | |
3084 | ||
3085 | extern "C" int rbd_image_options_is_set(rbd_image_options_t opts, int optname, | |
3086 | bool* is_set) | |
3087 | { | |
3088 | return librbd::image_options_is_set(opts, optname, is_set); | |
3089 | } | |
3090 | ||
3091 | extern "C" int rbd_image_options_unset(rbd_image_options_t opts, int optname) | |
3092 | { | |
3093 | return librbd::image_options_unset(opts, optname); | |
3094 | } | |
3095 | ||
3096 | extern "C" void rbd_image_options_clear(rbd_image_options_t opts) | |
3097 | { | |
3098 | librbd::image_options_clear(opts); | |
3099 | } | |
3100 | ||
3101 | extern "C" int rbd_image_options_is_empty(rbd_image_options_t opts) | |
3102 | { | |
3103 | return librbd::image_options_is_empty(opts); | |
3104 | } | |
3105 | ||
3106 | /* pool mirroring */ | |
eafe8130 TL |
3107 | extern "C" int rbd_mirror_site_name_get(rados_t cluster, char *name, |
3108 | size_t *max_len) { | |
3109 | librados::Rados rados; | |
3110 | librados::Rados::from_rados_t(cluster, rados); | |
3111 | ||
3112 | std::string site_name; | |
3113 | int r = librbd::api::Mirror<>::site_name_get(rados, &site_name); | |
3114 | if (r < 0) { | |
3115 | return r; | |
3116 | } | |
3117 | ||
3118 | auto total_len = site_name.size() + 1; | |
3119 | if (*max_len < total_len) { | |
3120 | *max_len = total_len; | |
3121 | return -ERANGE; | |
3122 | } | |
3123 | *max_len = total_len; | |
3124 | ||
3125 | strcpy(name, site_name.c_str()); | |
3126 | return 0; | |
3127 | } | |
3128 | ||
3129 | extern "C" int rbd_mirror_site_name_set(rados_t cluster, const char *name) { | |
3130 | librados::Rados rados; | |
3131 | librados::Rados::from_rados_t(cluster, rados); | |
3132 | return librbd::api::Mirror<>::site_name_set(rados, name); | |
3133 | } | |
3134 | ||
7c673cae FG |
3135 | extern "C" int rbd_mirror_mode_get(rados_ioctx_t p, |
3136 | rbd_mirror_mode_t *mirror_mode) { | |
3137 | librados::IoCtx io_ctx; | |
3138 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3139 | return librbd::api::Mirror<>::mode_get(io_ctx, mirror_mode); | |
3140 | } | |
3141 | ||
3142 | extern "C" int rbd_mirror_mode_set(rados_ioctx_t p, | |
3143 | rbd_mirror_mode_t mirror_mode) { | |
3144 | librados::IoCtx io_ctx; | |
3145 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3146 | return librbd::api::Mirror<>::mode_set(io_ctx, mirror_mode); | |
3147 | } | |
3148 | ||
9f95a23c TL |
3149 | extern "C" int rbd_mirror_uuid_get(rados_ioctx_t p, |
3150 | char *mirror_uuid, size_t *max_len) { | |
3151 | librados::IoCtx io_ctx; | |
3152 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3153 | ||
3154 | std::string mirror_uuid_str; | |
3155 | int r = librbd::api::Mirror<>::uuid_get(io_ctx, &mirror_uuid_str); | |
3156 | if (r < 0) { | |
3157 | return r; | |
3158 | } | |
3159 | ||
3160 | auto total_len = mirror_uuid_str.size() + 1; | |
3161 | if (*max_len < total_len) { | |
3162 | *max_len = total_len; | |
3163 | return -ERANGE; | |
3164 | } | |
3165 | *max_len = total_len; | |
3166 | ||
3167 | strcpy(mirror_uuid, mirror_uuid_str.c_str()); | |
3168 | return 0; | |
3169 | } | |
3170 | ||
eafe8130 TL |
3171 | extern "C" int rbd_mirror_peer_bootstrap_create(rados_ioctx_t p, char *token, |
3172 | size_t *max_len) { | |
3173 | librados::IoCtx io_ctx; | |
3174 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3175 | ||
3176 | std::string token_str; | |
3177 | int r = librbd::api::Mirror<>::peer_bootstrap_create(io_ctx, &token_str); | |
3178 | if (r < 0) { | |
3179 | return r; | |
3180 | } | |
3181 | ||
3182 | auto total_len = token_str.size() + 1; | |
3183 | if (*max_len < total_len) { | |
3184 | *max_len = total_len; | |
3185 | return -ERANGE; | |
3186 | } | |
3187 | *max_len = total_len; | |
3188 | ||
3189 | strcpy(token, token_str.c_str()); | |
3190 | return 0; | |
3191 | } | |
3192 | ||
3193 | extern "C" int rbd_mirror_peer_bootstrap_import( | |
3194 | rados_ioctx_t p, rbd_mirror_peer_direction_t direction, | |
3195 | const char *token) { | |
3196 | librados::IoCtx io_ctx; | |
3197 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3198 | ||
3199 | return librbd::api::Mirror<>::peer_bootstrap_import(io_ctx, direction, token); | |
3200 | } | |
3201 | ||
9f95a23c TL |
3202 | extern "C" int rbd_mirror_peer_site_add(rados_ioctx_t p, char *uuid, |
3203 | size_t uuid_max_length, | |
3204 | rbd_mirror_peer_direction_t direction, | |
3205 | const char *site_name, | |
3206 | const char *client_name) { | |
7c673cae FG |
3207 | static const std::size_t UUID_LENGTH = 36; |
3208 | ||
3209 | librados::IoCtx io_ctx; | |
3210 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3211 | ||
3212 | if (uuid_max_length < UUID_LENGTH + 1) { | |
3213 | return -E2BIG; | |
3214 | } | |
3215 | ||
3216 | std::string uuid_str; | |
9f95a23c TL |
3217 | int r = librbd::api::Mirror<>::peer_site_add(io_ctx, &uuid_str, direction, |
3218 | site_name, client_name); | |
7c673cae FG |
3219 | if (r >= 0) { |
3220 | strncpy(uuid, uuid_str.c_str(), uuid_max_length); | |
3221 | uuid[uuid_max_length - 1] = '\0'; | |
3222 | } | |
3223 | return r; | |
3224 | } | |
3225 | ||
9f95a23c | 3226 | extern "C" int rbd_mirror_peer_site_remove(rados_ioctx_t p, const char *uuid) { |
7c673cae FG |
3227 | librados::IoCtx io_ctx; |
3228 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3229 | int r = librbd::api::Mirror<>::peer_site_remove(io_ctx, uuid); |
7c673cae FG |
3230 | return r; |
3231 | } | |
3232 | ||
9f95a23c TL |
3233 | extern "C" int rbd_mirror_peer_site_list( |
3234 | rados_ioctx_t p, rbd_mirror_peer_site_t *peers, int *max_peers) { | |
7c673cae FG |
3235 | librados::IoCtx io_ctx; |
3236 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3237 | ||
9f95a23c TL |
3238 | std::vector<librbd::mirror_peer_site_t> peer_vector; |
3239 | int r = librbd::api::Mirror<>::peer_site_list(io_ctx, &peer_vector); | |
7c673cae FG |
3240 | if (r < 0) { |
3241 | return r; | |
3242 | } | |
3243 | ||
3244 | if (*max_peers < static_cast<int>(peer_vector.size())) { | |
3245 | *max_peers = static_cast<int>(peer_vector.size()); | |
3246 | return -ERANGE; | |
3247 | } | |
3248 | ||
3249 | for (int i = 0; i < static_cast<int>(peer_vector.size()); ++i) { | |
3250 | peers[i].uuid = strdup(peer_vector[i].uuid.c_str()); | |
9f95a23c TL |
3251 | peers[i].direction = peer_vector[i].direction; |
3252 | peers[i].site_name = strdup(peer_vector[i].site_name.c_str()); | |
3253 | peers[i].mirror_uuid = strdup(peer_vector[i].mirror_uuid.c_str()); | |
7c673cae FG |
3254 | peers[i].client_name = strdup(peer_vector[i].client_name.c_str()); |
3255 | } | |
3256 | *max_peers = static_cast<int>(peer_vector.size()); | |
3257 | return 0; | |
3258 | } | |
3259 | ||
9f95a23c TL |
3260 | extern "C" void rbd_mirror_peer_site_list_cleanup(rbd_mirror_peer_site_t *peers, |
3261 | int max_peers) { | |
7c673cae FG |
3262 | for (int i = 0; i < max_peers; ++i) { |
3263 | free(peers[i].uuid); | |
9f95a23c TL |
3264 | free(peers[i].site_name); |
3265 | free(peers[i].mirror_uuid); | |
7c673cae FG |
3266 | free(peers[i].client_name); |
3267 | } | |
3268 | } | |
3269 | ||
9f95a23c TL |
3270 | extern "C" int rbd_mirror_peer_site_set_client_name( |
3271 | rados_ioctx_t p, const char *uuid, const char *client_name) { | |
7c673cae FG |
3272 | librados::IoCtx io_ctx; |
3273 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3274 | return librbd::api::Mirror<>::peer_site_set_client(io_ctx, uuid, client_name); |
7c673cae FG |
3275 | } |
3276 | ||
9f95a23c TL |
3277 | extern "C" int rbd_mirror_peer_site_set_name( |
3278 | rados_ioctx_t p, const char *uuid, const char *site_name) { | |
7c673cae FG |
3279 | librados::IoCtx io_ctx; |
3280 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3281 | return librbd::api::Mirror<>::peer_site_set_name(io_ctx, uuid, site_name); |
7c673cae FG |
3282 | } |
3283 | ||
9f95a23c TL |
3284 | extern "C" int rbd_mirror_peer_site_set_direction( |
3285 | rados_ioctx_t p, const char *uuid, rbd_mirror_peer_direction_t direction) { | |
3286 | librados::IoCtx io_ctx; | |
3287 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3288 | return librbd::api::Mirror<>::peer_site_set_direction(io_ctx, uuid, | |
3289 | direction); | |
3290 | } | |
3291 | ||
3292 | extern "C" int rbd_mirror_peer_site_get_attributes( | |
11fdf7f2 TL |
3293 | rados_ioctx_t p, const char *uuid, char *keys, size_t *max_key_len, |
3294 | char *values, size_t *max_val_len, size_t *key_value_count) { | |
3295 | librados::IoCtx io_ctx; | |
3296 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3297 | ||
3298 | std::map<std::string, std::string> attributes; | |
9f95a23c TL |
3299 | int r = librbd::api::Mirror<>::peer_site_get_attributes( |
3300 | io_ctx, uuid, &attributes); | |
11fdf7f2 TL |
3301 | if (r < 0) { |
3302 | return r; | |
3303 | } | |
3304 | ||
3305 | size_t key_total_len = 0, val_total_len = 0; | |
3306 | for (auto& it : attributes) { | |
3307 | key_total_len += it.first.size() + 1; | |
3308 | val_total_len += it.second.length() + 1; | |
3309 | } | |
3310 | ||
3311 | bool too_short = ((*max_key_len < key_total_len) || | |
3312 | (*max_val_len < val_total_len)); | |
3313 | ||
3314 | *max_key_len = key_total_len; | |
3315 | *max_val_len = val_total_len; | |
3316 | *key_value_count = attributes.size(); | |
3317 | if (too_short) { | |
3318 | return -ERANGE; | |
3319 | } | |
3320 | ||
3321 | char *keys_p = keys; | |
3322 | char *values_p = values; | |
3323 | for (auto& it : attributes) { | |
3324 | strncpy(keys_p, it.first.c_str(), it.first.size() + 1); | |
3325 | keys_p += it.first.size() + 1; | |
3326 | ||
3327 | strncpy(values_p, it.second.c_str(), it.second.length() + 1); | |
3328 | values_p += it.second.length() + 1; | |
3329 | } | |
3330 | ||
3331 | return 0; | |
3332 | } | |
3333 | ||
9f95a23c | 3334 | extern "C" int rbd_mirror_peer_site_set_attributes( |
11fdf7f2 TL |
3335 | rados_ioctx_t p, const char *uuid, const char *keys, const char *values, |
3336 | size_t count) { | |
3337 | librados::IoCtx io_ctx; | |
3338 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3339 | ||
3340 | std::map<std::string, std::string> attributes; | |
3341 | ||
3342 | for (size_t i = 0; i < count; ++i) { | |
3343 | const char* key = keys; | |
3344 | keys += strlen(key) + 1; | |
3345 | const char* value = values; | |
3346 | values += strlen(value) + 1; | |
3347 | attributes[key] = value; | |
3348 | } | |
3349 | ||
9f95a23c TL |
3350 | return librbd::api::Mirror<>::peer_site_set_attributes( |
3351 | io_ctx, uuid, attributes); | |
3352 | } | |
3353 | ||
3354 | extern "C" int rbd_mirror_image_global_status_list(rados_ioctx_t p, | |
3355 | const char *start_id, size_t max, char **image_ids, | |
3356 | rbd_mirror_image_global_status_t *images, size_t *len) { | |
3357 | librados::IoCtx io_ctx; | |
3358 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3359 | std::map<std::string, librbd::mirror_image_global_status_t> cpp_images; | |
3360 | ||
3361 | int r = librbd::api::Mirror<>::image_global_status_list( | |
3362 | io_ctx, start_id, max, &cpp_images); | |
3363 | if (r < 0) { | |
3364 | return r; | |
3365 | } | |
3366 | ||
3367 | size_t i = 0; | |
3368 | for (auto &it : cpp_images) { | |
3369 | ceph_assert(i < max); | |
3370 | const std::string &image_id = it.first; | |
3371 | image_ids[i] = strdup(image_id.c_str()); | |
3372 | mirror_image_global_status_cpp_to_c(it.second, &images[i]); | |
3373 | i++; | |
3374 | } | |
3375 | *len = i; | |
3376 | return 0; | |
3377 | } | |
3378 | ||
3379 | extern "C" void rbd_mirror_image_global_status_cleanup( | |
3380 | rbd_mirror_image_global_status_t *global_status) { | |
3381 | free(global_status->name); | |
3382 | rbd_mirror_image_get_info_cleanup(&global_status->info); | |
3383 | for (auto idx = 0U; idx < global_status->site_statuses_count; ++idx) { | |
3384 | free(global_status->site_statuses[idx].mirror_uuid); | |
3385 | free(global_status->site_statuses[idx].description); | |
3386 | } | |
3387 | free(global_status->site_statuses); | |
3388 | } | |
3389 | ||
3390 | extern "C" void rbd_mirror_image_global_status_list_cleanup( | |
3391 | char **image_ids, rbd_mirror_image_global_status_t *images, size_t len) { | |
3392 | for (size_t i = 0; i < len; i++) { | |
3393 | free(image_ids[i]); | |
3394 | rbd_mirror_image_global_status_cleanup(&images[i]); | |
3395 | } | |
3396 | } | |
3397 | ||
3398 | #pragma GCC diagnostic push | |
3399 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
3400 | ||
3401 | extern "C" int rbd_mirror_peer_add(rados_ioctx_t p, char *uuid, | |
3402 | size_t uuid_max_length, | |
3403 | const char *cluster_name, | |
3404 | const char *client_name) { | |
3405 | return rbd_mirror_peer_site_add( | |
3406 | p, uuid, uuid_max_length, RBD_MIRROR_PEER_DIRECTION_RX_TX, cluster_name, | |
3407 | client_name); | |
3408 | } | |
3409 | ||
3410 | extern "C" int rbd_mirror_peer_remove(rados_ioctx_t p, const char *uuid) { | |
3411 | return rbd_mirror_peer_site_remove(p, uuid); | |
3412 | } | |
3413 | ||
3414 | extern "C" int rbd_mirror_peer_list(rados_ioctx_t p, | |
3415 | rbd_mirror_peer_t *peers, int *max_peers) { | |
3416 | librados::IoCtx io_ctx; | |
3417 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3418 | ||
3419 | std::vector<librbd::mirror_peer_site_t> peer_vector; | |
3420 | int r = librbd::api::Mirror<>::peer_site_list(io_ctx, &peer_vector); | |
3421 | if (r < 0) { | |
3422 | return r; | |
3423 | } | |
3424 | ||
3425 | if (*max_peers < static_cast<int>(peer_vector.size())) { | |
3426 | *max_peers = static_cast<int>(peer_vector.size()); | |
3427 | return -ERANGE; | |
3428 | } | |
3429 | ||
3430 | for (int i = 0; i < static_cast<int>(peer_vector.size()); ++i) { | |
3431 | peers[i].uuid = strdup(peer_vector[i].uuid.c_str()); | |
3432 | peers[i].cluster_name = strdup(peer_vector[i].site_name.c_str()); | |
3433 | peers[i].client_name = strdup(peer_vector[i].client_name.c_str()); | |
3434 | } | |
3435 | *max_peers = static_cast<int>(peer_vector.size()); | |
3436 | return 0; | |
3437 | } | |
3438 | ||
3439 | extern "C" void rbd_mirror_peer_list_cleanup(rbd_mirror_peer_t *peers, | |
3440 | int max_peers) { | |
3441 | for (int i = 0; i < max_peers; ++i) { | |
3442 | free(peers[i].uuid); | |
3443 | free(peers[i].cluster_name); | |
3444 | free(peers[i].client_name); | |
3445 | } | |
3446 | } | |
3447 | ||
3448 | extern "C" int rbd_mirror_peer_set_client(rados_ioctx_t p, const char *uuid, | |
3449 | const char *client_name) { | |
3450 | return rbd_mirror_peer_site_set_client_name(p, uuid, client_name); | |
3451 | } | |
3452 | ||
3453 | extern "C" int rbd_mirror_peer_set_cluster(rados_ioctx_t p, const char *uuid, | |
3454 | const char *cluster_name) { | |
3455 | return rbd_mirror_peer_site_set_name(p, uuid, cluster_name); | |
3456 | } | |
3457 | ||
3458 | extern "C" int rbd_mirror_peer_get_attributes( | |
3459 | rados_ioctx_t p, const char *uuid, char *keys, size_t *max_key_len, | |
3460 | char *values, size_t *max_val_len, size_t *key_value_count) { | |
3461 | return rbd_mirror_peer_site_get_attributes( | |
3462 | p, uuid, keys, max_key_len, values, max_val_len, key_value_count); | |
3463 | } | |
3464 | ||
3465 | extern "C" int rbd_mirror_peer_set_attributes( | |
3466 | rados_ioctx_t p, const char *uuid, const char *keys, const char *values, | |
3467 | size_t count) { | |
3468 | return rbd_mirror_peer_site_set_attributes( | |
3469 | p, uuid, keys, values, count); | |
11fdf7f2 TL |
3470 | } |
3471 | ||
7c673cae FG |
3472 | extern "C" int rbd_mirror_image_status_list(rados_ioctx_t p, |
3473 | const char *start_id, size_t max, char **image_ids, | |
3474 | rbd_mirror_image_status_t *images, size_t *len) { | |
3475 | librados::IoCtx io_ctx; | |
3476 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3477 | std::map<std::string, librbd::mirror_image_global_status_t> cpp_images; |
7c673cae | 3478 | |
9f95a23c TL |
3479 | int r = librbd::api::Mirror<>::image_global_status_list( |
3480 | io_ctx, start_id, max, &cpp_images); | |
7c673cae FG |
3481 | if (r < 0) { |
3482 | return r; | |
3483 | } | |
3484 | ||
3485 | size_t i = 0; | |
3486 | for (auto &it : cpp_images) { | |
11fdf7f2 | 3487 | ceph_assert(i < max); |
7c673cae FG |
3488 | const std::string &image_id = it.first; |
3489 | image_ids[i] = strdup(image_id.c_str()); | |
9f95a23c | 3490 | mirror_image_global_status_cpp_to_c(it.second, &images[i]); |
7c673cae FG |
3491 | i++; |
3492 | } | |
3493 | *len = i; | |
3494 | return 0; | |
3495 | } | |
3496 | ||
3497 | extern "C" void rbd_mirror_image_status_list_cleanup(char **image_ids, | |
3498 | rbd_mirror_image_status_t *images, size_t len) { | |
3499 | for (size_t i = 0; i < len; i++) { | |
3500 | free(image_ids[i]); | |
3501 | free(images[i].name); | |
9f95a23c | 3502 | rbd_mirror_image_get_info_cleanup(&images[i].info); |
7c673cae FG |
3503 | free(images[i].description); |
3504 | } | |
3505 | } | |
3506 | ||
9f95a23c TL |
3507 | #pragma GCC diagnostic pop |
3508 | ||
7c673cae FG |
3509 | extern "C" int rbd_mirror_image_status_summary(rados_ioctx_t p, |
3510 | rbd_mirror_image_status_state_t *states, int *counts, size_t *maxlen) { | |
3511 | ||
3512 | librados::IoCtx io_ctx; | |
3513 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3514 | ||
3515 | std::map<librbd::mirror_image_status_state_t, int> states_; | |
3516 | int r = librbd::api::Mirror<>::image_status_summary(io_ctx, &states_); | |
3517 | if (r < 0) { | |
3518 | return r; | |
3519 | } | |
3520 | ||
3521 | size_t i = 0; | |
3522 | for (auto &it : states_) { | |
3523 | if (i == *maxlen) { | |
3524 | return -ERANGE; | |
3525 | } | |
3526 | states[i] = it.first; | |
3527 | counts[i] = it.second; | |
3528 | i++; | |
3529 | } | |
3530 | *maxlen = i; | |
3531 | return 0; | |
3532 | } | |
3533 | ||
11fdf7f2 TL |
3534 | extern "C" int rbd_mirror_image_instance_id_list( |
3535 | rados_ioctx_t p, const char *start_id, size_t max, char **image_ids, | |
3536 | char **instance_ids, size_t *len) { | |
3537 | librados::IoCtx io_ctx; | |
3538 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3539 | std::map<std::string, std::string> cpp_instance_ids; | |
3540 | ||
3541 | int r = librbd::api::Mirror<>::image_instance_id_list(io_ctx, start_id, max, | |
3542 | &cpp_instance_ids); | |
3543 | if (r < 0) { | |
3544 | return r; | |
3545 | } | |
3546 | ||
3547 | size_t i = 0; | |
3548 | for (auto &it : cpp_instance_ids) { | |
3549 | ceph_assert(i < max); | |
3550 | image_ids[i] = strdup(it.first.c_str()); | |
3551 | instance_ids[i] = strdup(it.second.c_str()); | |
3552 | i++; | |
3553 | } | |
3554 | *len = i; | |
3555 | return 0; | |
3556 | } | |
3557 | ||
3558 | extern "C" void rbd_mirror_image_instance_id_list_cleanup( | |
3559 | char **image_ids, char **instance_ids, size_t len) { | |
3560 | for (size_t i = 0; i < len; i++) { | |
3561 | free(image_ids[i]); | |
3562 | free(instance_ids[i]); | |
3563 | } | |
3564 | } | |
3565 | ||
9f95a23c TL |
3566 | extern "C" int rbd_mirror_image_info_list( |
3567 | rados_ioctx_t p, rbd_mirror_image_mode_t *mode_filter, | |
3568 | const char *start_id, size_t max, char **image_ids, | |
3569 | rbd_mirror_image_mode_t *mode_entries, | |
3570 | rbd_mirror_image_info_t *info_entries, size_t *num_entries) { | |
3571 | librados::IoCtx io_ctx; | |
3572 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3573 | std::map<std::string, std::pair<librbd::mirror_image_mode_t, | |
3574 | librbd::mirror_image_info_t>> cpp_entries; | |
3575 | ||
3576 | int r = librbd::api::Mirror<>::image_info_list(io_ctx, mode_filter, start_id, | |
3577 | max, &cpp_entries); | |
3578 | if (r < 0) { | |
3579 | return r; | |
3580 | } | |
3581 | ||
3582 | ceph_assert(cpp_entries.size() <= max); | |
3583 | ||
3584 | for (auto &it : cpp_entries) { | |
3585 | *(image_ids++) = strdup(it.first.c_str()); | |
3586 | *(mode_entries++) = it.second.first; | |
3587 | mirror_image_info_cpp_to_c(it.second.second, info_entries++); | |
3588 | } | |
3589 | *num_entries = cpp_entries.size(); | |
3590 | ||
3591 | return 0; | |
3592 | } | |
3593 | ||
3594 | extern "C" void rbd_mirror_image_info_list_cleanup( | |
3595 | char **image_ids, rbd_mirror_image_info_t *info_entries, | |
3596 | size_t num_entries) { | |
3597 | for (size_t i = 0; i < num_entries; i++) { | |
3598 | free(*(image_ids++)); | |
3599 | rbd_mirror_image_get_info_cleanup(info_entries++); | |
3600 | } | |
3601 | } | |
3602 | ||
11fdf7f2 TL |
3603 | /* helpers */ |
3604 | ||
3605 | extern "C" void rbd_image_spec_cleanup(rbd_image_spec_t *image) | |
3606 | { | |
3607 | free(image->id); | |
3608 | free(image->name); | |
3609 | } | |
3610 | ||
3611 | extern "C" void rbd_image_spec_list_cleanup(rbd_image_spec_t *images, | |
3612 | size_t num_images) | |
3613 | { | |
3614 | for (size_t idx = 0; idx < num_images; ++idx) { | |
3615 | rbd_image_spec_cleanup(&images[idx]); | |
3616 | } | |
3617 | } | |
3618 | ||
3619 | extern "C" void rbd_linked_image_spec_cleanup(rbd_linked_image_spec_t *image) | |
3620 | { | |
3621 | free(image->pool_name); | |
3622 | free(image->pool_namespace); | |
3623 | free(image->image_id); | |
3624 | free(image->image_name); | |
3625 | } | |
3626 | ||
3627 | extern "C" void rbd_linked_image_spec_list_cleanup( | |
3628 | rbd_linked_image_spec_t *images, size_t num_images) | |
3629 | { | |
3630 | for (size_t idx = 0; idx < num_images; ++idx) { | |
3631 | rbd_linked_image_spec_cleanup(&images[idx]); | |
3632 | } | |
3633 | } | |
3634 | ||
3635 | extern "C" void rbd_snap_spec_cleanup(rbd_snap_spec_t *snap) | |
3636 | { | |
3637 | free(snap->name); | |
3638 | } | |
3639 | ||
7c673cae FG |
3640 | /* images */ |
3641 | extern "C" int rbd_list(rados_ioctx_t p, char *names, size_t *size) | |
3642 | { | |
3643 | librados::IoCtx io_ctx; | |
3644 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
11fdf7f2 | 3645 | |
7c673cae | 3646 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); |
11fdf7f2 TL |
3647 | tracepoint(librbd, list_enter, io_ctx.get_pool_name().c_str(), |
3648 | io_ctx.get_id()); | |
3649 | std::vector<librbd::image_spec_t> cpp_image_specs; | |
3650 | int r = librbd::api::Image<>::list_images(io_ctx, &cpp_image_specs); | |
7c673cae FG |
3651 | if (r < 0) { |
3652 | tracepoint(librbd, list_exit, r, *size); | |
3653 | return r; | |
3654 | } | |
3655 | ||
3656 | size_t expected_size = 0; | |
3657 | ||
11fdf7f2 TL |
3658 | for (auto& it : cpp_image_specs) { |
3659 | expected_size += it.name.size() + 1; | |
7c673cae FG |
3660 | } |
3661 | if (*size < expected_size) { | |
3662 | *size = expected_size; | |
3663 | tracepoint(librbd, list_exit, -ERANGE, *size); | |
3664 | return -ERANGE; | |
3665 | } | |
3666 | ||
11fdf7f2 TL |
3667 | if (names == NULL) { |
3668 | tracepoint(librbd, list_exit, -EINVAL, *size); | |
7c673cae | 3669 | return -EINVAL; |
11fdf7f2 | 3670 | } |
7c673cae | 3671 | |
11fdf7f2 TL |
3672 | for (auto& it : cpp_image_specs) { |
3673 | const char* name = it.name.c_str(); | |
7c673cae FG |
3674 | tracepoint(librbd, list_entry, name); |
3675 | strcpy(names, name); | |
3676 | names += strlen(names) + 1; | |
3677 | } | |
3678 | tracepoint(librbd, list_exit, (int)expected_size, *size); | |
3679 | return (int)expected_size; | |
3680 | } | |
3681 | ||
11fdf7f2 TL |
3682 | extern "C" int rbd_list2(rados_ioctx_t p, rbd_image_spec_t *images, |
3683 | size_t *size) | |
3684 | { | |
3685 | librados::IoCtx io_ctx; | |
3686 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3687 | ||
3688 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3689 | tracepoint(librbd, list_enter, io_ctx.get_pool_name().c_str(), | |
3690 | io_ctx.get_id()); | |
92f5a8d4 | 3691 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
3692 | memset(images, 0, sizeof(*images) * *size); |
3693 | std::vector<librbd::image_spec_t> cpp_image_specs; | |
3694 | int r = librbd::api::Image<>::list_images(io_ctx, &cpp_image_specs); | |
3695 | if (r < 0) { | |
3696 | tracepoint(librbd, list_exit, r, *size); | |
3697 | return r; | |
3698 | } | |
3699 | ||
3700 | size_t expected_size = cpp_image_specs.size(); | |
3701 | if (*size < expected_size) { | |
3702 | *size = expected_size; | |
3703 | tracepoint(librbd, list_exit, -ERANGE, *size); | |
3704 | return -ERANGE; | |
3705 | } | |
3706 | ||
3707 | *size = expected_size; | |
3708 | for (size_t idx = 0; idx < expected_size; ++idx) { | |
3709 | images[idx].id = strdup(cpp_image_specs[idx].id.c_str()); | |
3710 | images[idx].name = strdup(cpp_image_specs[idx].name.c_str()); | |
3711 | } | |
3712 | tracepoint(librbd, list_exit, 0, *size); | |
3713 | return 0; | |
3714 | } | |
3715 | ||
7c673cae FG |
3716 | extern "C" int rbd_create(rados_ioctx_t p, const char *name, uint64_t size, int *order) |
3717 | { | |
3718 | librados::IoCtx io_ctx; | |
3719 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3720 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3721 | tracepoint(librbd, create_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, *order); | |
3722 | int r = librbd::create(io_ctx, name, size, order); | |
3723 | tracepoint(librbd, create_exit, r, *order); | |
3724 | return r; | |
3725 | } | |
3726 | ||
3727 | extern "C" int rbd_create2(rados_ioctx_t p, const char *name, | |
3728 | uint64_t size, uint64_t features, | |
3729 | int *order) | |
3730 | { | |
3731 | librados::IoCtx io_ctx; | |
3732 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3733 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3734 | tracepoint(librbd, create2_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, features, *order); | |
3735 | int r = librbd::create(io_ctx, name, size, false, features, order, 0, 0); | |
3736 | tracepoint(librbd, create2_exit, r, *order); | |
3737 | return r; | |
3738 | } | |
3739 | ||
3740 | extern "C" int rbd_create3(rados_ioctx_t p, const char *name, | |
3741 | uint64_t size, uint64_t features, | |
3742 | int *order, | |
3743 | uint64_t stripe_unit, uint64_t stripe_count) | |
3744 | { | |
3745 | librados::IoCtx io_ctx; | |
3746 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3747 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3748 | tracepoint(librbd, create3_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, features, *order, stripe_unit, stripe_count); | |
3749 | int r = librbd::create(io_ctx, name, size, false, features, order, | |
3750 | stripe_unit, stripe_count); | |
3751 | tracepoint(librbd, create3_exit, r, *order); | |
3752 | return r; | |
3753 | } | |
3754 | ||
3755 | extern "C" int rbd_create4(rados_ioctx_t p, const char *name, | |
3756 | uint64_t size, rbd_image_options_t opts) | |
3757 | { | |
3758 | librados::IoCtx io_ctx; | |
3759 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3760 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3761 | tracepoint(librbd, create4_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, opts); | |
3762 | librbd::ImageOptions opts_(opts); | |
3763 | int r = librbd::create(io_ctx, name, "", size, opts_, "", "", false); | |
3764 | tracepoint(librbd, create4_exit, r); | |
3765 | return r; | |
3766 | } | |
3767 | ||
3768 | extern "C" int rbd_clone(rados_ioctx_t p_ioctx, const char *p_name, | |
3769 | const char *p_snap_name, rados_ioctx_t c_ioctx, | |
3770 | const char *c_name, uint64_t features, int *c_order) | |
3771 | { | |
3772 | librados::IoCtx p_ioc, c_ioc; | |
3773 | librados::IoCtx::from_rados_ioctx_t(p_ioctx, p_ioc); | |
3774 | librados::IoCtx::from_rados_ioctx_t(c_ioctx, c_ioc); | |
3775 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioc)); | |
3776 | tracepoint(librbd, clone_enter, p_ioc.get_pool_name().c_str(), p_ioc.get_id(), p_name, p_snap_name, c_ioc.get_pool_name().c_str(), c_ioc.get_id(), c_name, features); | |
3777 | int r = librbd::clone(p_ioc, p_name, p_snap_name, c_ioc, c_name, | |
3778 | features, c_order, 0, 0); | |
3779 | tracepoint(librbd, clone_exit, r, *c_order); | |
3780 | return r; | |
3781 | } | |
3782 | ||
3783 | extern "C" int rbd_clone2(rados_ioctx_t p_ioctx, const char *p_name, | |
3784 | const char *p_snap_name, rados_ioctx_t c_ioctx, | |
3785 | const char *c_name, uint64_t features, int *c_order, | |
3786 | uint64_t stripe_unit, int stripe_count) | |
3787 | { | |
3788 | librados::IoCtx p_ioc, c_ioc; | |
3789 | librados::IoCtx::from_rados_ioctx_t(p_ioctx, p_ioc); | |
3790 | librados::IoCtx::from_rados_ioctx_t(c_ioctx, c_ioc); | |
3791 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioc)); | |
3792 | tracepoint(librbd, clone2_enter, p_ioc.get_pool_name().c_str(), p_ioc.get_id(), p_name, p_snap_name, c_ioc.get_pool_name().c_str(), c_ioc.get_id(), c_name, features, stripe_unit, stripe_count); | |
3793 | int r = librbd::clone(p_ioc, p_name, p_snap_name, c_ioc, c_name, | |
3794 | features, c_order, stripe_unit, stripe_count); | |
3795 | tracepoint(librbd, clone2_exit, r, *c_order); | |
3796 | return r; | |
3797 | } | |
3798 | ||
3799 | extern "C" int rbd_clone3(rados_ioctx_t p_ioctx, const char *p_name, | |
3800 | const char *p_snap_name, rados_ioctx_t c_ioctx, | |
3801 | const char *c_name, rbd_image_options_t c_opts) | |
3802 | { | |
3803 | librados::IoCtx p_ioc, c_ioc; | |
3804 | librados::IoCtx::from_rados_ioctx_t(p_ioctx, p_ioc); | |
3805 | librados::IoCtx::from_rados_ioctx_t(c_ioctx, c_ioc); | |
3806 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioc)); | |
3807 | tracepoint(librbd, clone3_enter, p_ioc.get_pool_name().c_str(), p_ioc.get_id(), p_name, p_snap_name, c_ioc.get_pool_name().c_str(), c_ioc.get_id(), c_name, c_opts); | |
3808 | librbd::ImageOptions c_opts_(c_opts); | |
11fdf7f2 TL |
3809 | int r = librbd::clone(p_ioc, nullptr, p_name, p_snap_name, c_ioc, nullptr, |
3810 | c_name, c_opts_, "", ""); | |
7c673cae FG |
3811 | tracepoint(librbd, clone3_exit, r); |
3812 | return r; | |
3813 | } | |
3814 | ||
3815 | extern "C" int rbd_remove(rados_ioctx_t p, const char *name) | |
3816 | { | |
3817 | librados::IoCtx io_ctx; | |
3818 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3819 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3820 | tracepoint(librbd, remove_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name); | |
3821 | librbd::NoOpProgressContext prog_ctx; | |
11fdf7f2 | 3822 | int r = librbd::api::Image<>::remove(io_ctx, name, prog_ctx); |
7c673cae FG |
3823 | tracepoint(librbd, remove_exit, r); |
3824 | return r; | |
3825 | } | |
3826 | ||
3827 | extern "C" int rbd_remove_with_progress(rados_ioctx_t p, const char *name, | |
3828 | librbd_progress_fn_t cb, void *cbdata) | |
3829 | { | |
3830 | librados::IoCtx io_ctx; | |
3831 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3832 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3833 | tracepoint(librbd, remove_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name); | |
3834 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
11fdf7f2 | 3835 | int r = librbd::api::Image<>::remove(io_ctx, name, prog_ctx); |
7c673cae FG |
3836 | tracepoint(librbd, remove_exit, r); |
3837 | return r; | |
3838 | } | |
3839 | ||
3840 | extern "C" int rbd_trash_move(rados_ioctx_t p, const char *name, | |
3841 | uint64_t delay) { | |
3842 | librados::IoCtx io_ctx; | |
3843 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3844 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3845 | tracepoint(librbd, trash_move_enter, io_ctx.get_pool_name().c_str(), | |
3846 | io_ctx.get_id(), name); | |
11fdf7f2 TL |
3847 | int r = librbd::api::Trash<>::move(io_ctx, RBD_TRASH_IMAGE_SOURCE_USER, name, |
3848 | delay); | |
7c673cae FG |
3849 | tracepoint(librbd, trash_move_exit, r); |
3850 | return r; | |
3851 | } | |
3852 | ||
3853 | extern "C" int rbd_trash_get(rados_ioctx_t io, const char *id, | |
3854 | rbd_trash_image_info_t *info) { | |
3855 | librados::IoCtx io_ctx; | |
3856 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3857 | ||
3858 | librbd::trash_image_info_t cpp_info; | |
11fdf7f2 | 3859 | int r = librbd::api::Trash<>::get(io_ctx, id, &cpp_info); |
7c673cae FG |
3860 | if (r < 0) { |
3861 | return r; | |
3862 | } | |
3863 | ||
3864 | trash_image_info_cpp_to_c(cpp_info, info); | |
3865 | return 0; | |
3866 | } | |
3867 | ||
3868 | extern "C" void rbd_trash_get_cleanup(rbd_trash_image_info_t *info) { | |
3869 | free(info->id); | |
3870 | free(info->name); | |
3871 | } | |
3872 | ||
3873 | extern "C" int rbd_trash_list(rados_ioctx_t p, rbd_trash_image_info_t *entries, | |
3874 | size_t *num_entries) { | |
3875 | librados::IoCtx io_ctx; | |
3876 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3877 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3878 | tracepoint(librbd, trash_list_enter, | |
3879 | io_ctx.get_pool_name().c_str(), io_ctx.get_id()); | |
92f5a8d4 | 3880 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 | 3881 | memset(entries, 0, sizeof(*entries) * *num_entries); |
7c673cae FG |
3882 | |
3883 | vector<librbd::trash_image_info_t> cpp_entries; | |
11fdf7f2 | 3884 | int r = librbd::api::Trash<>::list(io_ctx, cpp_entries, true); |
7c673cae FG |
3885 | if (r < 0) { |
3886 | tracepoint(librbd, trash_list_exit, r, *num_entries); | |
3887 | return r; | |
3888 | } | |
3889 | ||
3890 | if (*num_entries < cpp_entries.size()) { | |
3891 | *num_entries = cpp_entries.size(); | |
3892 | tracepoint(librbd, trash_list_exit, -ERANGE, *num_entries); | |
3893 | return -ERANGE; | |
3894 | } | |
3895 | ||
3896 | int i=0; | |
3897 | for (const auto &entry : cpp_entries) { | |
3898 | trash_image_info_cpp_to_c(entry, &entries[i++]); | |
3899 | } | |
3900 | *num_entries = cpp_entries.size(); | |
3901 | ||
3902 | return *num_entries; | |
3903 | } | |
3904 | ||
3905 | extern "C" void rbd_trash_list_cleanup(rbd_trash_image_info_t *entries, | |
3906 | size_t num_entries) { | |
3907 | for (size_t i=0; i < num_entries; i++) { | |
3908 | rbd_trash_get_cleanup(&entries[i]); | |
3909 | } | |
3910 | } | |
3911 | ||
11fdf7f2 TL |
3912 | extern "C" int rbd_trash_purge(rados_ioctx_t io, time_t expire_ts, |
3913 | float threshold) { | |
3914 | librados::IoCtx io_ctx; | |
3915 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3916 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3917 | tracepoint(librbd, trash_purge_enter, io_ctx.get_pool_name().c_str(), | |
3918 | io_ctx.get_id(), expire_ts, threshold); | |
3919 | librbd::NoOpProgressContext nop_pctx; | |
3920 | int r = librbd::api::Trash<>::purge(io_ctx, expire_ts, threshold, nop_pctx); | |
3921 | tracepoint(librbd, trash_purge_exit, r); | |
3922 | return r; | |
3923 | } | |
3924 | ||
3925 | extern "C" int rbd_trash_purge_with_progress(rados_ioctx_t io, time_t expire_ts, | |
3926 | float threshold, librbd_progress_fn_t cb, void* cbdata) { | |
3927 | librados::IoCtx io_ctx; | |
3928 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3929 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3930 | tracepoint(librbd, trash_purge_enter, io_ctx.get_pool_name().c_str(), | |
3931 | io_ctx.get_id(), expire_ts, threshold); | |
3932 | librbd::CProgressContext pctx(cb, cbdata); | |
3933 | int r = librbd::api::Trash<>::purge(io_ctx, expire_ts, threshold, pctx); | |
3934 | tracepoint(librbd, trash_purge_exit, r); | |
3935 | return r; | |
3936 | } | |
3937 | ||
7c673cae FG |
3938 | extern "C" int rbd_trash_remove(rados_ioctx_t p, const char *image_id, |
3939 | bool force) { | |
3940 | librados::IoCtx io_ctx; | |
3941 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3942 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3943 | tracepoint(librbd, trash_remove_enter, io_ctx.get_pool_name().c_str(), | |
3944 | io_ctx.get_id(), image_id, force); | |
3945 | librbd::NoOpProgressContext prog_ctx; | |
11fdf7f2 | 3946 | int r = librbd::api::Trash<>::remove(io_ctx, image_id, force, prog_ctx); |
7c673cae FG |
3947 | tracepoint(librbd, trash_remove_exit, r); |
3948 | return r; | |
3949 | } | |
3950 | ||
3951 | extern "C" int rbd_trash_remove_with_progress(rados_ioctx_t p, | |
3952 | const char *image_id, | |
3953 | bool force, | |
3954 | librbd_progress_fn_t cb, | |
3955 | void *cbdata) { | |
3956 | librados::IoCtx io_ctx; | |
3957 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3958 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3959 | tracepoint(librbd, trash_remove_enter, io_ctx.get_pool_name().c_str(), | |
3960 | io_ctx.get_id(), image_id, force); | |
3961 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
11fdf7f2 | 3962 | int r = librbd::api::Trash<>::remove(io_ctx, image_id, force, prog_ctx); |
7c673cae FG |
3963 | tracepoint(librbd, trash_remove_exit, r); |
3964 | return r; | |
3965 | } | |
3966 | ||
3967 | extern "C" int rbd_trash_restore(rados_ioctx_t p, const char *id, | |
3968 | const char *name) { | |
3969 | librados::IoCtx io_ctx; | |
3970 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3971 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3972 | tracepoint(librbd, trash_undelete_enter, io_ctx.get_pool_name().c_str(), | |
3973 | io_ctx.get_id(), id, name); | |
eafe8130 TL |
3974 | int r = librbd::api::Trash<>::restore( |
3975 | io_ctx, librbd::api::Trash<>::RESTORE_SOURCE_WHITELIST, id, name); | |
7c673cae FG |
3976 | tracepoint(librbd, trash_undelete_exit, r); |
3977 | return r; | |
3978 | } | |
3979 | ||
11fdf7f2 TL |
3980 | extern "C" int rbd_namespace_create(rados_ioctx_t io, |
3981 | const char *namespace_name) { | |
3982 | librados::IoCtx io_ctx; | |
3983 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3984 | ||
3985 | return librbd::api::Namespace<>::create(io_ctx, namespace_name); | |
7c673cae FG |
3986 | } |
3987 | ||
11fdf7f2 TL |
3988 | extern "C" int rbd_namespace_remove(rados_ioctx_t io, |
3989 | const char *namespace_name) { | |
3990 | librados::IoCtx io_ctx; | |
3991 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3992 | ||
3993 | return librbd::api::Namespace<>::remove(io_ctx, namespace_name); | |
7c673cae FG |
3994 | } |
3995 | ||
11fdf7f2 TL |
3996 | extern "C" int rbd_namespace_list(rados_ioctx_t io, char *names, size_t *size) { |
3997 | librados::IoCtx io_ctx; | |
3998 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3999 | ||
4000 | if (names == nullptr || size == nullptr) { | |
4001 | return -EINVAL; | |
4002 | } | |
4003 | ||
4004 | std::vector<std::string> cpp_names; | |
4005 | int r = librbd::api::Namespace<>::list(io_ctx, &cpp_names); | |
4006 | if (r < 0) { | |
4007 | return r; | |
4008 | } | |
4009 | ||
4010 | size_t expected_size = 0; | |
4011 | for (size_t i = 0; i < cpp_names.size(); i++) { | |
4012 | expected_size += cpp_names[i].size() + 1; | |
4013 | } | |
4014 | if (*size < expected_size) { | |
4015 | *size = expected_size; | |
4016 | return -ERANGE; | |
4017 | } | |
4018 | ||
4019 | *size = expected_size; | |
4020 | for (int i = 0; i < (int)cpp_names.size(); i++) { | |
4021 | const char* name = cpp_names[i].c_str(); | |
4022 | strcpy(names, name); | |
4023 | names += strlen(names) + 1; | |
4024 | } | |
4025 | ||
4026 | return (int)expected_size; | |
4027 | } | |
4028 | ||
4029 | extern "C" int rbd_namespace_exists(rados_ioctx_t io, | |
4030 | const char *namespace_name, | |
4031 | bool *exists) { | |
4032 | librados::IoCtx io_ctx; | |
4033 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
4034 | ||
4035 | return librbd::api::Namespace<>::exists(io_ctx, namespace_name, exists); | |
4036 | } | |
4037 | ||
4038 | extern "C" int rbd_pool_init(rados_ioctx_t io, bool force) { | |
4039 | librados::IoCtx io_ctx; | |
4040 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
4041 | ||
4042 | return librbd::api::Pool<>::init(io_ctx, force); | |
4043 | } | |
4044 | ||
4045 | extern "C" void rbd_pool_stats_create(rbd_pool_stats_t *stats) { | |
4046 | *stats = reinterpret_cast<rbd_pool_stats_t>( | |
4047 | new librbd::api::Pool<>::StatOptions{}); | |
4048 | } | |
4049 | ||
4050 | extern "C" void rbd_pool_stats_destroy(rbd_pool_stats_t stats) { | |
4051 | auto pool_stat_options = | |
4052 | reinterpret_cast<librbd::api::Pool<>::StatOptions*>(stats); | |
4053 | delete pool_stat_options; | |
4054 | } | |
4055 | ||
4056 | extern "C" int rbd_pool_stats_option_add_uint64(rbd_pool_stats_t stats, | |
4057 | int stat_option, | |
4058 | uint64_t* stat_val) { | |
4059 | auto pool_stat_options = | |
4060 | reinterpret_cast<librbd::api::Pool<>::StatOptions*>(stats); | |
4061 | return librbd::api::Pool<>::add_stat_option( | |
4062 | pool_stat_options, static_cast<rbd_pool_stat_option_t>(stat_option), | |
4063 | stat_val); | |
4064 | } | |
4065 | ||
4066 | extern "C" int rbd_pool_stats_get( | |
4067 | rados_ioctx_t io, rbd_pool_stats_t pool_stats) { | |
4068 | librados::IoCtx io_ctx; | |
4069 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
4070 | ||
4071 | auto pool_stat_options = | |
4072 | reinterpret_cast<librbd::api::Pool<>::StatOptions*>(pool_stats); | |
4073 | return librbd::api::Pool<>::get_stats(io_ctx, pool_stat_options); | |
4074 | } | |
4075 | ||
4076 | extern "C" int rbd_copy(rbd_image_t image, rados_ioctx_t dest_p, | |
4077 | const char *destname) | |
4078 | { | |
4079 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4080 | librados::IoCtx dest_io_ctx; | |
4081 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4082 | tracepoint(librbd, copy_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname); | |
4083 | librbd::ImageOptions opts; | |
4084 | librbd::NoOpProgressContext prog_ctx; | |
4085 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, prog_ctx, 0); | |
4086 | tracepoint(librbd, copy_exit, r); | |
4087 | return r; | |
4088 | } | |
4089 | ||
4090 | extern "C" int rbd_copy2(rbd_image_t srcp, rbd_image_t destp) | |
4091 | { | |
4092 | librbd::ImageCtx *src = (librbd::ImageCtx *)srcp; | |
4093 | librbd::ImageCtx *dest = (librbd::ImageCtx *)destp; | |
4094 | tracepoint(librbd, copy2_enter, src, src->name.c_str(), src->snap_name.c_str(), src->read_only, dest, dest->name.c_str(), dest->snap_name.c_str(), dest->read_only); | |
4095 | librbd::NoOpProgressContext prog_ctx; | |
4096 | int r = librbd::copy(src, dest, prog_ctx, 0); | |
4097 | tracepoint(librbd, copy2_exit, r); | |
4098 | return r; | |
4099 | } | |
4100 | ||
4101 | extern "C" int rbd_copy3(rbd_image_t image, rados_ioctx_t dest_p, | |
4102 | const char *destname, rbd_image_options_t c_opts) | |
4103 | { | |
4104 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4105 | librados::IoCtx dest_io_ctx; | |
4106 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4107 | tracepoint(librbd, copy3_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, c_opts); | |
4108 | librbd::ImageOptions c_opts_(c_opts); | |
4109 | librbd::NoOpProgressContext prog_ctx; | |
4110 | int r = librbd::copy(ictx, dest_io_ctx, destname, c_opts_, prog_ctx, 0); | |
4111 | tracepoint(librbd, copy3_exit, r); | |
7c673cae FG |
4112 | return r; |
4113 | } | |
4114 | ||
4115 | extern "C" int rbd_copy4(rbd_image_t image, rados_ioctx_t dest_p, | |
4116 | const char *destname, rbd_image_options_t c_opts, size_t sparse_size) | |
4117 | { | |
4118 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4119 | librados::IoCtx dest_io_ctx; | |
4120 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4121 | tracepoint(librbd, copy4_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, c_opts, sparse_size); | |
4122 | librbd::ImageOptions c_opts_(c_opts); | |
4123 | librbd::NoOpProgressContext prog_ctx; | |
4124 | int r = librbd::copy(ictx, dest_io_ctx, destname, c_opts_, prog_ctx, sparse_size); | |
4125 | tracepoint(librbd, copy4_exit, r); | |
4126 | return r; | |
4127 | } | |
4128 | ||
4129 | extern "C" int rbd_copy_with_progress(rbd_image_t image, rados_ioctx_t dest_p, | |
4130 | const char *destname, | |
4131 | librbd_progress_fn_t fn, void *data) | |
4132 | { | |
4133 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4134 | librados::IoCtx dest_io_ctx; | |
4135 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4136 | tracepoint(librbd, copy_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname); | |
4137 | librbd::ImageOptions opts; | |
4138 | librbd::CProgressContext prog_ctx(fn, data); | |
4139 | int ret = librbd::copy(ictx, dest_io_ctx, destname, opts, prog_ctx, 0); | |
4140 | tracepoint(librbd, copy_exit, ret); | |
4141 | return ret; | |
4142 | } | |
4143 | ||
4144 | extern "C" int rbd_copy_with_progress2(rbd_image_t srcp, rbd_image_t destp, | |
4145 | librbd_progress_fn_t fn, void *data) | |
4146 | { | |
4147 | librbd::ImageCtx *src = (librbd::ImageCtx *)srcp; | |
4148 | librbd::ImageCtx *dest = (librbd::ImageCtx *)destp; | |
4149 | tracepoint(librbd, copy2_enter, src, src->name.c_str(), src->snap_name.c_str(), src->read_only, dest, dest->name.c_str(), dest->snap_name.c_str(), dest->read_only); | |
4150 | librbd::CProgressContext prog_ctx(fn, data); | |
4151 | int ret = librbd::copy(src, dest, prog_ctx, 0); | |
4152 | tracepoint(librbd, copy2_exit, ret); | |
4153 | return ret; | |
4154 | } | |
4155 | ||
4156 | extern "C" int rbd_copy_with_progress3(rbd_image_t image, rados_ioctx_t dest_p, | |
4157 | const char *destname, | |
4158 | rbd_image_options_t dest_opts, | |
4159 | librbd_progress_fn_t fn, void *data) | |
4160 | { | |
4161 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4162 | librados::IoCtx dest_io_ctx; | |
4163 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4164 | tracepoint(librbd, copy3_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, dest_opts); | |
4165 | librbd::ImageOptions dest_opts_(dest_opts); | |
4166 | librbd::CProgressContext prog_ctx(fn, data); | |
4167 | int ret = librbd::copy(ictx, dest_io_ctx, destname, dest_opts_, prog_ctx, 0); | |
4168 | tracepoint(librbd, copy3_exit, ret); | |
4169 | return ret; | |
4170 | } | |
4171 | ||
4172 | extern "C" int rbd_copy_with_progress4(rbd_image_t image, rados_ioctx_t dest_p, | |
4173 | const char *destname, | |
4174 | rbd_image_options_t dest_opts, | |
4175 | librbd_progress_fn_t fn, void *data, size_t sparse_size) | |
4176 | { | |
4177 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4178 | librados::IoCtx dest_io_ctx; | |
4179 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4180 | tracepoint(librbd, copy4_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), destname, dest_opts, sparse_size); | |
4181 | librbd::ImageOptions dest_opts_(dest_opts); | |
4182 | librbd::CProgressContext prog_ctx(fn, data); | |
4183 | int ret = librbd::copy(ictx, dest_io_ctx, destname, dest_opts_, prog_ctx, sparse_size); | |
4184 | tracepoint(librbd, copy4_exit, ret); | |
4185 | return ret; | |
4186 | } | |
4187 | ||
11fdf7f2 TL |
4188 | extern "C" int rbd_deep_copy(rbd_image_t image, rados_ioctx_t dest_p, |
4189 | const char *destname, rbd_image_options_t c_opts) | |
4190 | { | |
4191 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4192 | librados::IoCtx dest_io_ctx; | |
4193 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4194 | tracepoint(librbd, deep_copy_enter, ictx, ictx->name.c_str(), | |
4195 | ictx->snap_name.c_str(), ictx->read_only, | |
4196 | dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), | |
4197 | destname, c_opts); | |
4198 | librbd::ImageOptions opts(c_opts); | |
4199 | librbd::NoOpProgressContext prog_ctx; | |
4200 | int r = librbd::api::Image<>::deep_copy(ictx, dest_io_ctx, destname, opts, | |
4201 | prog_ctx); | |
4202 | tracepoint(librbd, deep_copy_exit, r); | |
4203 | return r; | |
4204 | } | |
4205 | ||
4206 | extern "C" int rbd_deep_copy_with_progress(rbd_image_t image, | |
4207 | rados_ioctx_t dest_p, | |
4208 | const char *destname, | |
4209 | rbd_image_options_t dest_opts, | |
4210 | librbd_progress_fn_t fn, void *data) | |
4211 | { | |
4212 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4213 | librados::IoCtx dest_io_ctx; | |
4214 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4215 | tracepoint(librbd, deep_copy_enter, ictx, ictx->name.c_str(), | |
4216 | ictx->snap_name.c_str(), ictx->read_only, | |
4217 | dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), | |
4218 | destname, dest_opts); | |
4219 | librbd::ImageOptions opts(dest_opts); | |
4220 | librbd::CProgressContext prog_ctx(fn, data); | |
4221 | int ret = librbd::api::Image<>::deep_copy(ictx, dest_io_ctx, destname, opts, | |
4222 | prog_ctx); | |
4223 | tracepoint(librbd, deep_copy_exit, ret); | |
4224 | return ret; | |
4225 | } | |
7c673cae FG |
4226 | |
4227 | extern "C" int rbd_flatten(rbd_image_t image) | |
4228 | { | |
4229 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4230 | tracepoint(librbd, flatten_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
4231 | librbd::NoOpProgressContext prog_ctx; | |
4232 | int r = ictx->operations->flatten(prog_ctx); | |
4233 | tracepoint(librbd, flatten_exit, r); | |
4234 | return r; | |
4235 | } | |
4236 | ||
4237 | extern "C" int rbd_flatten_with_progress(rbd_image_t image, | |
4238 | librbd_progress_fn_t cb, void *cbdata) | |
4239 | { | |
4240 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4241 | tracepoint(librbd, flatten_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
4242 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4243 | int r = ictx->operations->flatten(prog_ctx); | |
4244 | tracepoint(librbd, flatten_exit, r); | |
4245 | return r; | |
4246 | } | |
4247 | ||
11fdf7f2 TL |
4248 | extern "C" int rbd_sparsify(rbd_image_t image, size_t sparse_size) |
4249 | { | |
4250 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4251 | tracepoint(librbd, sparsify_enter, ictx, ictx->name.c_str(), sparse_size, | |
4252 | ictx->id.c_str()); | |
4253 | librbd::NoOpProgressContext prog_ctx; | |
4254 | int r = ictx->operations->sparsify(sparse_size, prog_ctx); | |
4255 | tracepoint(librbd, sparsify_exit, r); | |
4256 | return r; | |
4257 | } | |
4258 | ||
4259 | extern "C" int rbd_sparsify_with_progress(rbd_image_t image, size_t sparse_size, | |
4260 | librbd_progress_fn_t cb, void *cbdata) | |
4261 | { | |
4262 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4263 | tracepoint(librbd, sparsify_enter, ictx, ictx->name.c_str(), sparse_size, | |
4264 | ictx->id.c_str()); | |
4265 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4266 | int r = ictx->operations->sparsify(sparse_size, prog_ctx); | |
4267 | tracepoint(librbd, sparsify_exit, r); | |
4268 | return r; | |
4269 | } | |
4270 | ||
7c673cae FG |
4271 | extern "C" int rbd_rename(rados_ioctx_t src_p, const char *srcname, |
4272 | const char *destname) | |
4273 | { | |
4274 | librados::IoCtx src_io_ctx; | |
4275 | librados::IoCtx::from_rados_ioctx_t(src_p, src_io_ctx); | |
4276 | TracepointProvider::initialize<tracepoint_traits>(get_cct(src_io_ctx)); | |
4277 | tracepoint(librbd, rename_enter, src_io_ctx.get_pool_name().c_str(), src_io_ctx.get_id(), srcname, destname); | |
4278 | int r = librbd::rename(src_io_ctx, srcname, destname); | |
4279 | tracepoint(librbd, rename_exit, r); | |
4280 | return r; | |
4281 | } | |
4282 | ||
11fdf7f2 TL |
4283 | extern "C" int rbd_migration_prepare(rados_ioctx_t p, const char *image_name, |
4284 | rados_ioctx_t dest_p, | |
4285 | const char *dest_image_name, | |
4286 | rbd_image_options_t opts_) | |
4287 | { | |
4288 | librados::IoCtx io_ctx; | |
4289 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4290 | librados::IoCtx dest_io_ctx; | |
4291 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4292 | tracepoint(librbd, migration_prepare_enter, io_ctx.get_pool_name().c_str(), | |
4293 | io_ctx.get_id(), image_name, dest_io_ctx.get_pool_name().c_str(), | |
4294 | dest_io_ctx.get_id(), dest_image_name, opts_); | |
4295 | librbd::ImageOptions opts(opts_); | |
4296 | int r = librbd::api::Migration<>::prepare(io_ctx, image_name, dest_io_ctx, | |
4297 | dest_image_name, opts); | |
4298 | tracepoint(librbd, migration_prepare_exit, r); | |
4299 | return r; | |
4300 | } | |
4301 | ||
4302 | extern "C" int rbd_migration_execute(rados_ioctx_t p, const char *image_name) | |
4303 | { | |
4304 | librados::IoCtx io_ctx; | |
4305 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4306 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4307 | tracepoint(librbd, migration_execute_enter, io_ctx.get_pool_name().c_str(), | |
4308 | io_ctx.get_id(), image_name); | |
4309 | librbd::NoOpProgressContext prog_ctx; | |
4310 | int r = librbd::api::Migration<>::execute(io_ctx, image_name, prog_ctx); | |
4311 | tracepoint(librbd, migration_execute_exit, r); | |
4312 | return r; | |
4313 | } | |
4314 | ||
4315 | extern "C" int rbd_migration_execute_with_progress(rados_ioctx_t p, | |
4316 | const char *name, | |
4317 | librbd_progress_fn_t fn, | |
4318 | void *data) | |
4319 | { | |
4320 | librados::IoCtx io_ctx; | |
4321 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4322 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4323 | tracepoint(librbd, migration_execute_enter, io_ctx.get_pool_name().c_str(), | |
4324 | io_ctx.get_id(), name); | |
4325 | librbd::CProgressContext prog_ctx(fn, data); | |
4326 | int r = librbd::api::Migration<>::execute(io_ctx, name, prog_ctx); | |
4327 | tracepoint(librbd, migration_execute_exit, r); | |
4328 | return r; | |
4329 | } | |
4330 | ||
4331 | extern "C" int rbd_migration_abort(rados_ioctx_t p, const char *image_name) | |
4332 | { | |
4333 | librados::IoCtx io_ctx; | |
4334 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4335 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4336 | tracepoint(librbd, migration_abort_enter, io_ctx.get_pool_name().c_str(), | |
4337 | io_ctx.get_id(), image_name); | |
4338 | librbd::NoOpProgressContext prog_ctx; | |
4339 | int r = librbd::api::Migration<>::abort(io_ctx, image_name, prog_ctx); | |
4340 | tracepoint(librbd, migration_abort_exit, r); | |
4341 | return r; | |
4342 | } | |
4343 | ||
4344 | extern "C" int rbd_migration_abort_with_progress(rados_ioctx_t p, | |
4345 | const char *name, | |
4346 | librbd_progress_fn_t fn, | |
4347 | void *data) | |
4348 | { | |
4349 | librados::IoCtx io_ctx; | |
4350 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4351 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4352 | tracepoint(librbd, migration_abort_enter, io_ctx.get_pool_name().c_str(), | |
4353 | io_ctx.get_id(), name); | |
4354 | librbd::CProgressContext prog_ctx(fn, data); | |
4355 | int r = librbd::api::Migration<>::abort(io_ctx, name, prog_ctx); | |
4356 | tracepoint(librbd, migration_abort_exit, r); | |
4357 | return r; | |
4358 | } | |
4359 | ||
4360 | extern "C" int rbd_migration_commit(rados_ioctx_t p, const char *image_name) | |
4361 | { | |
4362 | librados::IoCtx io_ctx; | |
4363 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4364 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4365 | tracepoint(librbd, migration_commit_enter, io_ctx.get_pool_name().c_str(), | |
4366 | io_ctx.get_id(), image_name); | |
4367 | librbd::NoOpProgressContext prog_ctx; | |
4368 | int r = librbd::api::Migration<>::commit(io_ctx, image_name, prog_ctx); | |
4369 | tracepoint(librbd, migration_commit_exit, r); | |
4370 | return r; | |
4371 | } | |
4372 | ||
4373 | extern "C" int rbd_migration_commit_with_progress(rados_ioctx_t p, | |
4374 | const char *name, | |
4375 | librbd_progress_fn_t fn, | |
4376 | void *data) | |
4377 | { | |
4378 | librados::IoCtx io_ctx; | |
4379 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4380 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4381 | tracepoint(librbd, migration_commit_enter, io_ctx.get_pool_name().c_str(), | |
4382 | io_ctx.get_id(), name); | |
4383 | librbd::CProgressContext prog_ctx(fn, data); | |
4384 | int r = librbd::api::Migration<>::commit(io_ctx, name, prog_ctx); | |
4385 | tracepoint(librbd, migration_commit_exit, r); | |
4386 | return r; | |
4387 | } | |
4388 | ||
4389 | extern "C" int rbd_migration_status(rados_ioctx_t p, const char *image_name, | |
4390 | rbd_image_migration_status_t *status, | |
4391 | size_t status_size) | |
4392 | { | |
4393 | librados::IoCtx io_ctx; | |
4394 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4395 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4396 | tracepoint(librbd, migration_status_enter, io_ctx.get_pool_name().c_str(), | |
4397 | io_ctx.get_id(), image_name); | |
4398 | ||
4399 | if (status_size != sizeof(rbd_image_migration_status_t)) { | |
4400 | tracepoint(librbd, migration_status_exit, -ERANGE); | |
4401 | return -ERANGE; | |
4402 | } | |
4403 | ||
4404 | librbd::image_migration_status_t cpp_status; | |
4405 | int r = librbd::api::Migration<>::status(io_ctx, image_name, &cpp_status); | |
4406 | if (r >= 0) { | |
4407 | status->source_pool_id = cpp_status.source_pool_id; | |
4408 | status->source_pool_namespace = | |
4409 | strdup(cpp_status.source_pool_namespace.c_str()); | |
4410 | status->source_image_name = strdup(cpp_status.source_image_name.c_str()); | |
4411 | status->source_image_id = strdup(cpp_status.source_image_id.c_str()); | |
4412 | status->dest_pool_id = cpp_status.dest_pool_id; | |
4413 | status->dest_pool_namespace = | |
4414 | strdup(cpp_status.dest_pool_namespace.c_str()); | |
4415 | status->dest_image_name = strdup(cpp_status.dest_image_name.c_str()); | |
4416 | status->dest_image_id = strdup(cpp_status.dest_image_id.c_str()); | |
4417 | status->state = cpp_status.state; | |
4418 | status->state_description = strdup(cpp_status.state_description.c_str()); | |
4419 | } | |
4420 | ||
4421 | tracepoint(librbd, migration_status_exit, r); | |
4422 | return r; | |
4423 | } | |
4424 | ||
4425 | extern "C" void rbd_migration_status_cleanup(rbd_image_migration_status_t *s) | |
4426 | { | |
4427 | free(s->source_pool_namespace); | |
4428 | free(s->source_image_name); | |
4429 | free(s->source_image_id); | |
4430 | free(s->dest_pool_namespace); | |
4431 | free(s->dest_image_name); | |
4432 | free(s->dest_image_id); | |
4433 | free(s->state_description); | |
4434 | } | |
4435 | ||
4436 | extern "C" int rbd_pool_metadata_get(rados_ioctx_t p, const char *key, | |
4437 | char *value, size_t *vallen) | |
4438 | { | |
4439 | librados::IoCtx io_ctx; | |
4440 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4441 | string val_s; | |
4442 | int r = librbd::api::PoolMetadata<>::get(io_ctx, key, &val_s); | |
4443 | if (*vallen < val_s.size() + 1) { | |
4444 | r = -ERANGE; | |
4445 | *vallen = val_s.size() + 1; | |
4446 | } else { | |
4447 | strncpy(value, val_s.c_str(), val_s.size() + 1); | |
4448 | } | |
4449 | ||
4450 | return r; | |
4451 | } | |
4452 | ||
4453 | extern "C" int rbd_pool_metadata_set(rados_ioctx_t p, const char *key, | |
4454 | const char *value) | |
4455 | { | |
4456 | librados::IoCtx io_ctx; | |
4457 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4458 | int r = librbd::api::PoolMetadata<>::set(io_ctx, key, value); | |
4459 | return r; | |
4460 | } | |
4461 | ||
4462 | extern "C" int rbd_pool_metadata_remove(rados_ioctx_t p, const char *key) | |
4463 | { | |
4464 | librados::IoCtx io_ctx; | |
4465 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4466 | int r = librbd::api::PoolMetadata<>::remove(io_ctx, key); | |
4467 | return r; | |
4468 | } | |
4469 | ||
4470 | extern "C" int rbd_pool_metadata_list(rados_ioctx_t p, const char *start, | |
4471 | uint64_t max, char *key, size_t *key_len, | |
4472 | char *value, size_t *val_len) | |
4473 | { | |
4474 | librados::IoCtx io_ctx; | |
4475 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4476 | map<string, bufferlist> pairs; | |
4477 | int r = librbd::api::PoolMetadata<>::list(io_ctx, start, max, &pairs); | |
4478 | if (r < 0) { | |
4479 | return r; | |
4480 | } | |
4481 | size_t key_total_len = 0, val_total_len = 0; | |
4482 | for (auto &it : pairs) { | |
4483 | key_total_len += it.first.size() + 1; | |
4484 | val_total_len += it.second.length() + 1; | |
4485 | } | |
4486 | if (*key_len < key_total_len || *val_len < val_total_len) { | |
4487 | *key_len = key_total_len; | |
4488 | *val_len = val_total_len; | |
4489 | return -ERANGE; | |
4490 | } | |
4491 | *key_len = key_total_len; | |
4492 | *val_len = val_total_len; | |
4493 | ||
4494 | char *key_p = key, *value_p = value; | |
4495 | for (auto &it : pairs) { | |
4496 | strncpy(key_p, it.first.c_str(), it.first.size() + 1); | |
4497 | key_p += it.first.size() + 1; | |
4498 | strncpy(value_p, it.second.c_str(), it.second.length()); | |
4499 | value_p += it.second.length(); | |
4500 | *value_p = '\0'; | |
4501 | value_p++; | |
4502 | } | |
4503 | return 0; | |
4504 | } | |
4505 | ||
4506 | extern "C" int rbd_config_pool_list(rados_ioctx_t p, | |
4507 | rbd_config_option_t *options, | |
4508 | int *max_options) { | |
4509 | librados::IoCtx io_ctx; | |
4510 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4511 | ||
4512 | std::vector<librbd::config_option_t> option_vector; | |
4513 | int r = librbd::api::Config<>::list(io_ctx, &option_vector); | |
4514 | if (r < 0) { | |
4515 | return r; | |
4516 | } | |
4517 | ||
4518 | if (*max_options < static_cast<int>(option_vector.size())) { | |
4519 | *max_options = static_cast<int>(option_vector.size()); | |
4520 | return -ERANGE; | |
4521 | } | |
4522 | ||
4523 | for (int i = 0; i < static_cast<int>(option_vector.size()); ++i) { | |
4524 | config_option_cpp_to_c(option_vector[i], &options[i]); | |
4525 | } | |
4526 | *max_options = static_cast<int>(option_vector.size()); | |
4527 | return 0; | |
4528 | } | |
4529 | ||
4530 | extern "C" void rbd_config_pool_list_cleanup(rbd_config_option_t *options, | |
4531 | int max_options) { | |
4532 | for (int i = 0; i < max_options; ++i) { | |
4533 | config_option_cleanup(options[i]); | |
4534 | } | |
4535 | } | |
4536 | ||
7c673cae FG |
4537 | extern "C" int rbd_open(rados_ioctx_t p, const char *name, rbd_image_t *image, |
4538 | const char *snap_name) | |
4539 | { | |
4540 | librados::IoCtx io_ctx; | |
4541 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4542 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4543 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4544 | false); | |
4545 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4546 | ||
11fdf7f2 | 4547 | int r = ictx->state->open(0); |
7c673cae FG |
4548 | if (r >= 0) { |
4549 | *image = (rbd_image_t)ictx; | |
4550 | } | |
4551 | tracepoint(librbd, open_image_exit, r); | |
4552 | return r; | |
4553 | } | |
4554 | ||
4555 | extern "C" int rbd_open_by_id(rados_ioctx_t p, const char *id, | |
4556 | rbd_image_t *image, const char *snap_name) | |
4557 | { | |
4558 | librados::IoCtx io_ctx; | |
4559 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4560 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4561 | librbd::ImageCtx *ictx = new librbd::ImageCtx("", id, snap_name, io_ctx, | |
4562 | false); | |
4563 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), | |
4564 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4565 | ||
11fdf7f2 | 4566 | int r = ictx->state->open(0); |
92f5a8d4 | 4567 | if (r >= 0) { |
7c673cae FG |
4568 | *image = (rbd_image_t)ictx; |
4569 | } | |
4570 | tracepoint(librbd, open_image_exit, r); | |
4571 | return r; | |
4572 | } | |
4573 | ||
4574 | extern "C" int rbd_aio_open(rados_ioctx_t p, const char *name, | |
4575 | rbd_image_t *image, const char *snap_name, | |
4576 | rbd_completion_t c) | |
4577 | { | |
4578 | librados::IoCtx io_ctx; | |
4579 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4580 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4581 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4582 | false); | |
4583 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4584 | tracepoint(librbd, aio_open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, comp->pc); | |
11fdf7f2 TL |
4585 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4586 | image)); | |
7c673cae FG |
4587 | tracepoint(librbd, aio_open_image_exit, 0); |
4588 | return 0; | |
4589 | } | |
4590 | ||
4591 | extern "C" int rbd_aio_open_by_id(rados_ioctx_t p, const char *id, | |
4592 | rbd_image_t *image, const char *snap_name, | |
4593 | rbd_completion_t c) | |
4594 | { | |
4595 | librados::IoCtx io_ctx; | |
4596 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4597 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4598 | librbd::ImageCtx *ictx = new librbd::ImageCtx("", id, snap_name, io_ctx, | |
4599 | false); | |
4600 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4601 | tracepoint(librbd, aio_open_image_enter, ictx, ictx->name.c_str(), | |
4602 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, | |
4603 | comp->pc); | |
11fdf7f2 TL |
4604 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4605 | image)); | |
7c673cae FG |
4606 | tracepoint(librbd, aio_open_image_exit, 0); |
4607 | return 0; | |
4608 | } | |
4609 | ||
4610 | extern "C" int rbd_open_read_only(rados_ioctx_t p, const char *name, | |
4611 | rbd_image_t *image, const char *snap_name) | |
4612 | { | |
4613 | librados::IoCtx io_ctx; | |
4614 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4615 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4616 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4617 | true); | |
4618 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4619 | ||
11fdf7f2 | 4620 | int r = ictx->state->open(0); |
7c673cae FG |
4621 | if (r >= 0) { |
4622 | *image = (rbd_image_t)ictx; | |
4623 | } | |
4624 | tracepoint(librbd, open_image_exit, r); | |
4625 | return r; | |
4626 | } | |
4627 | ||
4628 | extern "C" int rbd_open_by_id_read_only(rados_ioctx_t p, const char *id, | |
4629 | rbd_image_t *image, const char *snap_name) | |
4630 | { | |
4631 | librados::IoCtx io_ctx; | |
4632 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4633 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4634 | librbd::ImageCtx *ictx = new librbd::ImageCtx("", id, snap_name, io_ctx, | |
4635 | true); | |
4636 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), | |
4637 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4638 | ||
11fdf7f2 | 4639 | int r = ictx->state->open(0); |
92f5a8d4 | 4640 | if (r >= 0) { |
7c673cae FG |
4641 | *image = (rbd_image_t)ictx; |
4642 | } | |
4643 | tracepoint(librbd, open_image_exit, r); | |
4644 | return r; | |
4645 | } | |
4646 | ||
4647 | extern "C" int rbd_aio_open_read_only(rados_ioctx_t p, const char *name, | |
4648 | rbd_image_t *image, const char *snap_name, | |
4649 | rbd_completion_t c) | |
4650 | { | |
4651 | librados::IoCtx io_ctx; | |
4652 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4653 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4654 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4655 | true); | |
4656 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4657 | tracepoint(librbd, aio_open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, comp->pc); | |
11fdf7f2 TL |
4658 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4659 | image)); | |
7c673cae FG |
4660 | tracepoint(librbd, aio_open_image_exit, 0); |
4661 | return 0; | |
4662 | } | |
4663 | ||
4664 | extern "C" int rbd_aio_open_by_id_read_only(rados_ioctx_t p, const char *id, | |
4665 | rbd_image_t *image, | |
4666 | const char *snap_name, | |
4667 | rbd_completion_t c) | |
4668 | { | |
4669 | librados::IoCtx io_ctx; | |
4670 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4671 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4672 | librbd::ImageCtx *ictx = new librbd::ImageCtx("", id, snap_name, io_ctx, | |
4673 | true); | |
4674 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4675 | tracepoint(librbd, aio_open_image_enter, ictx, ictx->name.c_str(), | |
4676 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, comp->pc); | |
11fdf7f2 TL |
4677 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4678 | image)); | |
7c673cae FG |
4679 | tracepoint(librbd, aio_open_image_exit, 0); |
4680 | return 0; | |
4681 | } | |
4682 | ||
9f95a23c TL |
4683 | extern "C" int rbd_features_to_string(uint64_t features, char *str_features, size_t *size) |
4684 | { | |
4685 | std::stringstream err; | |
4686 | std::string get_str_features = librbd::rbd_features_to_string(features, &err); | |
4687 | if (!err.str().empty()) { | |
4688 | return -EINVAL; | |
4689 | } | |
4690 | uint64_t expected_size = get_str_features.size(); | |
4691 | if (*size <= expected_size) { | |
4692 | *size = expected_size + 1; | |
4693 | return -ERANGE; | |
4694 | } | |
4695 | strncpy(str_features, get_str_features.c_str(), expected_size); | |
4696 | str_features[expected_size] = '\0'; | |
4697 | *size = expected_size + 1; | |
4698 | return 0; | |
4699 | } | |
4700 | ||
4701 | extern "C" int rbd_features_from_string(const char *str_features, uint64_t *features) | |
4702 | { | |
4703 | std::stringstream err; | |
4704 | *features = librbd::rbd_features_from_string(str_features, &err); | |
4705 | if (!err.str().empty()) { | |
4706 | return -EINVAL; | |
4707 | } | |
4708 | ||
4709 | return 0; | |
4710 | } | |
4711 | ||
7c673cae FG |
4712 | extern "C" int rbd_close(rbd_image_t image) |
4713 | { | |
4714 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4715 | tracepoint(librbd, close_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
4716 | ||
4717 | int r = ictx->state->close(); | |
4718 | ||
4719 | tracepoint(librbd, close_image_exit, r); | |
4720 | return r; | |
4721 | } | |
4722 | ||
4723 | extern "C" int rbd_aio_close(rbd_image_t image, rbd_completion_t c) | |
4724 | { | |
4725 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4726 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4727 | tracepoint(librbd, aio_close_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), comp->pc); | |
4728 | ictx->state->close(new C_AioCompletion(ictx, librbd::io::AIO_TYPE_CLOSE, | |
4729 | get_aio_completion(comp))); | |
4730 | tracepoint(librbd, aio_close_image_exit, 0); | |
4731 | return 0; | |
4732 | } | |
4733 | ||
4734 | extern "C" int rbd_resize(rbd_image_t image, uint64_t size) | |
4735 | { | |
4736 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4737 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
4738 | librbd::NoOpProgressContext prog_ctx; | |
4739 | int r = ictx->operations->resize(size, true, prog_ctx); | |
4740 | tracepoint(librbd, resize_exit, r); | |
4741 | return r; | |
4742 | } | |
4743 | ||
4744 | extern "C" int rbd_resize2(rbd_image_t image, uint64_t size, bool allow_shrink, | |
4745 | librbd_progress_fn_t cb, void *cbdata) | |
4746 | { | |
4747 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4748 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
4749 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4750 | int r = ictx->operations->resize(size, allow_shrink, prog_ctx); | |
4751 | tracepoint(librbd, resize_exit, r); | |
4752 | return r; | |
4753 | } | |
4754 | ||
4755 | extern "C" int rbd_resize_with_progress(rbd_image_t image, uint64_t size, | |
4756 | librbd_progress_fn_t cb, void *cbdata) | |
4757 | { | |
4758 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4759 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
4760 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4761 | int r = ictx->operations->resize(size, true, prog_ctx); | |
4762 | tracepoint(librbd, resize_exit, r); | |
4763 | return r; | |
4764 | } | |
4765 | ||
4766 | extern "C" int rbd_stat(rbd_image_t image, rbd_image_info_t *info, | |
4767 | size_t infosize) | |
4768 | { | |
4769 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4770 | tracepoint(librbd, stat_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4771 | int r = librbd::info(ictx, *info, infosize); | |
4772 | tracepoint(librbd, stat_exit, r, info); | |
4773 | return r; | |
4774 | } | |
4775 | ||
4776 | extern "C" int rbd_get_old_format(rbd_image_t image, uint8_t *old) | |
4777 | { | |
4778 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4779 | tracepoint(librbd, get_old_format_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4780 | int r = librbd::get_old_format(ictx, old); | |
4781 | tracepoint(librbd, get_old_format_exit, r, *old); | |
4782 | return r; | |
4783 | } | |
4784 | ||
4785 | extern "C" int rbd_get_size(rbd_image_t image, uint64_t *size) | |
4786 | { | |
4787 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4788 | tracepoint(librbd, get_size_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4789 | int r = librbd::get_size(ictx, size); | |
4790 | tracepoint(librbd, get_size_exit, r, *size); | |
4791 | return r; | |
4792 | } | |
4793 | ||
4794 | extern "C" int rbd_get_features(rbd_image_t image, uint64_t *features) | |
4795 | { | |
4796 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4797 | tracepoint(librbd, get_features_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4798 | int r = librbd::get_features(ictx, features); | |
4799 | tracepoint(librbd, get_features_exit, r, *features); | |
4800 | return r; | |
4801 | } | |
4802 | ||
4803 | extern "C" int rbd_update_features(rbd_image_t image, uint64_t features, | |
4804 | uint8_t enabled) | |
4805 | { | |
4806 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4807 | bool features_enabled = enabled != 0; | |
4808 | tracepoint(librbd, update_features_enter, ictx, features, features_enabled); | |
4809 | int r = ictx->operations->update_features(features, features_enabled); | |
4810 | tracepoint(librbd, update_features_exit, r); | |
4811 | return r; | |
4812 | } | |
4813 | ||
11fdf7f2 TL |
4814 | extern "C" int rbd_get_op_features(rbd_image_t image, uint64_t *op_features) |
4815 | { | |
4816 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4817 | return librbd::api::Image<>::get_op_features(ictx, op_features); | |
4818 | } | |
4819 | ||
7c673cae FG |
4820 | extern "C" int rbd_get_stripe_unit(rbd_image_t image, uint64_t *stripe_unit) |
4821 | { | |
4822 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4823 | tracepoint(librbd, get_stripe_unit_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4824 | *stripe_unit = ictx->get_stripe_unit(); | |
4825 | tracepoint(librbd, get_stripe_unit_exit, 0, *stripe_unit); | |
4826 | return 0; | |
4827 | } | |
4828 | ||
4829 | extern "C" int rbd_get_stripe_count(rbd_image_t image, uint64_t *stripe_count) | |
4830 | { | |
4831 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4832 | tracepoint(librbd, get_stripe_count_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4833 | *stripe_count = ictx->get_stripe_count(); | |
4834 | tracepoint(librbd, get_stripe_count_exit, 0, *stripe_count); | |
4835 | return 0; | |
4836 | } | |
4837 | ||
31f18b77 FG |
4838 | extern "C" int rbd_get_create_timestamp(rbd_image_t image, |
4839 | struct timespec *timestamp) | |
4840 | { | |
4841 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4842 | tracepoint(librbd, get_create_timestamp_enter, ictx, ictx->name.c_str(), | |
4843 | ictx->read_only); | |
4844 | utime_t time = ictx->get_create_timestamp(); | |
4845 | time.to_timespec(timestamp); | |
4846 | tracepoint(librbd, get_create_timestamp_exit, 0, timestamp); | |
4847 | return 0; | |
4848 | } | |
4849 | ||
11fdf7f2 TL |
4850 | extern "C" int rbd_get_access_timestamp(rbd_image_t image, |
4851 | struct timespec *timestamp) | |
4852 | { | |
4853 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4854 | tracepoint(librbd, get_access_timestamp_enter, ictx, ictx->name.c_str(), | |
4855 | ictx->read_only); | |
4856 | utime_t time = ictx->get_access_timestamp(); | |
4857 | time.to_timespec(timestamp); | |
4858 | tracepoint(librbd, get_access_timestamp_exit, 0, timestamp); | |
4859 | return 0; | |
4860 | } | |
4861 | ||
4862 | extern "C" int rbd_get_modify_timestamp(rbd_image_t image, | |
4863 | struct timespec *timestamp) | |
4864 | { | |
4865 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4866 | tracepoint(librbd, get_modify_timestamp_enter, ictx, ictx->name.c_str(), | |
4867 | ictx->read_only); | |
4868 | utime_t time = ictx->get_modify_timestamp(); | |
4869 | time.to_timespec(timestamp); | |
4870 | tracepoint(librbd, get_modify_timestamp_exit, 0, timestamp); | |
4871 | return 0; | |
4872 | } | |
4873 | ||
4874 | ||
4875 | extern "C" int rbd_get_overlap(rbd_image_t image, uint64_t *overlap) | |
7c673cae FG |
4876 | { |
4877 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4878 | tracepoint(librbd, get_overlap_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4879 | int r = librbd::get_overlap(ictx, overlap); | |
4880 | tracepoint(librbd, get_overlap_exit, r, *overlap); | |
4881 | return r; | |
4882 | } | |
4883 | ||
11fdf7f2 TL |
4884 | extern "C" int rbd_get_name(rbd_image_t image, char *name, size_t *name_len) |
4885 | { | |
4886 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4887 | if (*name_len <= ictx->name.size()) { | |
4888 | *name_len = ictx->name.size() + 1; | |
4889 | return -ERANGE; | |
4890 | } | |
4891 | ||
4892 | strncpy(name, ictx->name.c_str(), ictx->name.size()); | |
4893 | name[ictx->name.size()] = '\0'; | |
4894 | *name_len = ictx->name.size() + 1; | |
4895 | return 0; | |
4896 | } | |
4897 | ||
7c673cae FG |
4898 | extern "C" int rbd_get_id(rbd_image_t image, char *id, size_t id_len) |
4899 | { | |
4900 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4901 | if (ictx->old_format) { | |
4902 | return -EINVAL; | |
4903 | } | |
4904 | if (ictx->id.size() >= id_len) { | |
4905 | return -ERANGE; | |
4906 | } | |
4907 | ||
4908 | strncpy(id, ictx->id.c_str(), id_len - 1); | |
4909 | id[id_len - 1] = '\0'; | |
4910 | return 0; | |
4911 | } | |
4912 | ||
4913 | extern "C" int rbd_get_block_name_prefix(rbd_image_t image, char *prefix, | |
4914 | size_t prefix_len) | |
4915 | { | |
4916 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4917 | if (ictx->object_prefix.size() >= prefix_len) { | |
4918 | return -ERANGE; | |
4919 | } | |
4920 | ||
4921 | strncpy(prefix, ictx->object_prefix.c_str(), prefix_len - 1); | |
4922 | prefix[prefix_len - 1] = '\0'; | |
4923 | return 0; | |
4924 | } | |
4925 | ||
4926 | extern "C" int64_t rbd_get_data_pool_id(rbd_image_t image) | |
4927 | { | |
4928 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
eafe8130 | 4929 | return librbd::api::Image<>::get_data_pool_id(ictx); |
7c673cae FG |
4930 | } |
4931 | ||
4932 | extern "C" int rbd_get_parent_info(rbd_image_t image, | |
4933 | char *parent_pool_name, size_t ppool_namelen, | |
4934 | char *parent_name, size_t pnamelen, | |
4935 | char *parent_snap_name, size_t psnap_namelen) | |
4936 | { | |
11fdf7f2 TL |
4937 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); |
4938 | tracepoint(librbd, get_parent_info_enter, ictx, ictx->name.c_str(), | |
4939 | ictx->snap_name.c_str(), ictx->read_only); | |
4940 | ||
4941 | librbd::linked_image_spec_t parent_image; | |
4942 | librbd::snap_spec_t parent_snap; | |
4943 | int r = librbd::api::Image<>::get_parent(ictx, &parent_image, &parent_snap); | |
4944 | if (r >= 0) { | |
4945 | if (parent_pool_name) { | |
4946 | if (parent_image.pool_name.length() + 1 > ppool_namelen) { | |
4947 | r = -ERANGE; | |
4948 | } else { | |
4949 | strcpy(parent_pool_name, parent_image.pool_name.c_str()); | |
4950 | } | |
4951 | } | |
4952 | if (parent_name) { | |
4953 | if (parent_image.image_name.length() + 1 > pnamelen) { | |
4954 | r = -ERANGE; | |
4955 | } else { | |
4956 | strcpy(parent_name, parent_image.image_name.c_str()); | |
4957 | } | |
4958 | } | |
4959 | if (parent_snap_name) { | |
4960 | if (parent_snap.name.length() + 1 > psnap_namelen) { | |
4961 | r = -ERANGE; | |
4962 | } else { | |
4963 | strcpy(parent_snap_name, parent_snap.name.c_str()); | |
4964 | } | |
4965 | } | |
4966 | } | |
4967 | ||
4968 | if (r < 0) { | |
4969 | tracepoint(librbd, get_parent_info_exit, r, NULL, NULL, NULL, NULL); | |
4970 | return r; | |
4971 | } | |
4972 | ||
4973 | tracepoint(librbd, get_parent_info_exit, r, | |
4974 | parent_image.pool_name.c_str(), | |
4975 | parent_image.image_name.c_str(), | |
4976 | parent_image.image_id.c_str(), | |
4977 | parent_snap.name.c_str()); | |
4978 | return 0; | |
7c673cae FG |
4979 | } |
4980 | ||
4981 | extern "C" int rbd_get_parent_info2(rbd_image_t image, | |
4982 | char *parent_pool_name, | |
4983 | size_t ppool_namelen, | |
4984 | char *parent_name, size_t pnamelen, | |
4985 | char *parent_id, size_t pidlen, | |
4986 | char *parent_snap_name, | |
4987 | size_t psnap_namelen) | |
4988 | { | |
11fdf7f2 | 4989 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); |
7c673cae FG |
4990 | tracepoint(librbd, get_parent_info_enter, ictx, ictx->name.c_str(), |
4991 | ictx->snap_name.c_str(), ictx->read_only); | |
7c673cae | 4992 | |
11fdf7f2 TL |
4993 | librbd::linked_image_spec_t parent_image; |
4994 | librbd::snap_spec_t parent_snap; | |
4995 | int r = librbd::api::Image<>::get_parent(ictx, &parent_image, &parent_snap); | |
4996 | if (r >= 0) { | |
4997 | if (parent_pool_name) { | |
4998 | if (parent_image.pool_name.length() + 1 > ppool_namelen) { | |
4999 | r = -ERANGE; | |
5000 | } else { | |
5001 | strcpy(parent_pool_name, parent_image.pool_name.c_str()); | |
5002 | } | |
7c673cae | 5003 | } |
11fdf7f2 TL |
5004 | if (parent_name) { |
5005 | if (parent_image.image_name.length() + 1 > pnamelen) { | |
5006 | r = -ERANGE; | |
5007 | } else { | |
5008 | strcpy(parent_name, parent_image.image_name.c_str()); | |
5009 | } | |
7c673cae | 5010 | } |
11fdf7f2 TL |
5011 | if (parent_id) { |
5012 | if (parent_image.image_id.length() + 1 > pidlen) { | |
5013 | r = -ERANGE; | |
5014 | } else { | |
5015 | strcpy(parent_id, parent_image.image_id.c_str()); | |
5016 | } | |
7c673cae | 5017 | } |
11fdf7f2 TL |
5018 | if (parent_snap_name) { |
5019 | if (parent_snap.name.length() + 1 > psnap_namelen) { | |
5020 | r = -ERANGE; | |
5021 | } else { | |
5022 | strcpy(parent_snap_name, parent_snap.name.c_str()); | |
5023 | } | |
7c673cae | 5024 | } |
7c673cae | 5025 | } |
7c673cae | 5026 | |
11fdf7f2 TL |
5027 | if (r < 0) { |
5028 | tracepoint(librbd, get_parent_info_exit, r, NULL, NULL, NULL, NULL); | |
5029 | return r; | |
7c673cae FG |
5030 | } |
5031 | ||
11fdf7f2 TL |
5032 | tracepoint(librbd, get_parent_info_exit, r, |
5033 | parent_image.pool_name.c_str(), | |
5034 | parent_image.image_name.c_str(), | |
5035 | parent_image.image_id.c_str(), | |
5036 | parent_snap.name.c_str()); | |
7c673cae FG |
5037 | return 0; |
5038 | } | |
5039 | ||
11fdf7f2 TL |
5040 | extern "C" int rbd_get_parent(rbd_image_t image, |
5041 | rbd_linked_image_spec_t *parent_image, | |
5042 | rbd_snap_spec_t *parent_snap) | |
5043 | { | |
5044 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5045 | tracepoint(librbd, get_parent_info_enter, ictx, ictx->name.c_str(), | |
5046 | ictx->snap_name.c_str(), ictx->read_only); | |
5047 | ||
5048 | librbd::linked_image_spec_t cpp_parent_image; | |
5049 | librbd::snap_spec_t cpp_parent_snap; | |
5050 | int r = librbd::api::Image<>::get_parent(ictx, &cpp_parent_image, | |
5051 | &cpp_parent_snap); | |
5052 | if (r < 0) { | |
92f5a8d4 | 5053 | // FIPS zeroization audit 20191117: these memsets are not security related. |
11fdf7f2 TL |
5054 | memset(parent_image, 0, sizeof(rbd_linked_image_spec_t)); |
5055 | memset(parent_snap, 0, sizeof(rbd_snap_spec_t)); | |
5056 | } else { | |
5057 | *parent_image = { | |
5058 | .pool_id = cpp_parent_image.pool_id, | |
5059 | .pool_name = strdup(cpp_parent_image.pool_name.c_str()), | |
5060 | .pool_namespace = strdup(cpp_parent_image.pool_namespace.c_str()), | |
5061 | .image_id = strdup(cpp_parent_image.image_id.c_str()), | |
5062 | .image_name = strdup(cpp_parent_image.image_name.c_str()), | |
5063 | .trash = cpp_parent_image.trash}; | |
5064 | *parent_snap = { | |
5065 | .id = cpp_parent_snap.id, | |
5066 | .namespace_type = cpp_parent_snap.namespace_type, | |
5067 | .name = strdup(cpp_parent_snap.name.c_str())}; | |
5068 | } | |
5069 | ||
5070 | tracepoint(librbd, get_parent_info_exit, r, | |
5071 | parent_image->pool_name, | |
5072 | parent_image->image_name, | |
5073 | parent_image->image_id, | |
5074 | parent_snap->name); | |
5075 | return r; | |
5076 | } | |
5077 | ||
7c673cae FG |
5078 | extern "C" int rbd_get_flags(rbd_image_t image, uint64_t *flags) |
5079 | { | |
5080 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5081 | tracepoint(librbd, get_flags_enter, ictx); | |
5082 | int r = librbd::get_flags(ictx, flags); | |
5083 | tracepoint(librbd, get_flags_exit, ictx, r, *flags); | |
5084 | return r; | |
5085 | } | |
5086 | ||
11fdf7f2 TL |
5087 | extern "C" int rbd_get_group(rbd_image_t image, rbd_group_info_t *group_info, |
5088 | size_t group_info_size) | |
5089 | { | |
5090 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5091 | tracepoint(librbd, image_get_group_enter, ictx->name.c_str()); | |
5092 | ||
5093 | if (group_info_size != sizeof(rbd_group_info_t)) { | |
5094 | tracepoint(librbd, image_get_group_exit, -ERANGE); | |
5095 | return -ERANGE; | |
5096 | } | |
5097 | ||
5098 | librbd::group_info_t cpp_group_info; | |
5099 | int r = librbd::api::Group<>::image_get_group(ictx, &cpp_group_info); | |
5100 | if (r >= 0) { | |
5101 | group_info_cpp_to_c(cpp_group_info, group_info); | |
5102 | } else { | |
5103 | group_info->name = NULL; | |
5104 | } | |
5105 | ||
5106 | tracepoint(librbd, image_get_group_exit, r); | |
5107 | return r; | |
5108 | } | |
5109 | ||
7c673cae FG |
5110 | extern "C" int rbd_set_image_notification(rbd_image_t image, int fd, int type) |
5111 | { | |
5112 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5113 | tracepoint(librbd, set_image_notification_enter, ictx, fd, type); | |
5114 | int r = librbd::set_image_notification(ictx, fd, type); | |
5115 | tracepoint(librbd, set_image_notification_exit, ictx, r); | |
5116 | return r; | |
5117 | } | |
5118 | ||
5119 | extern "C" int rbd_is_exclusive_lock_owner(rbd_image_t image, int *is_owner) | |
5120 | { | |
5121 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5122 | tracepoint(librbd, is_exclusive_lock_owner_enter, ictx); | |
5123 | bool owner; | |
5124 | int r = librbd::is_exclusive_lock_owner(ictx, &owner); | |
5125 | *is_owner = owner ? 1 : 0; | |
5126 | tracepoint(librbd, is_exclusive_lock_owner_exit, ictx, r, *is_owner); | |
5127 | return r; | |
5128 | } | |
5129 | ||
5130 | extern "C" int rbd_lock_acquire(rbd_image_t image, rbd_lock_mode_t lock_mode) | |
5131 | { | |
5132 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5133 | tracepoint(librbd, lock_acquire_enter, ictx, lock_mode); | |
5134 | int r = librbd::lock_acquire(ictx, lock_mode); | |
5135 | tracepoint(librbd, lock_acquire_exit, ictx, r); | |
5136 | return r; | |
5137 | } | |
5138 | ||
5139 | extern "C" int rbd_lock_release(rbd_image_t image) | |
5140 | { | |
5141 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5142 | tracepoint(librbd, lock_release_enter, ictx); | |
5143 | int r = librbd::lock_release(ictx); | |
5144 | tracepoint(librbd, lock_release_exit, ictx, r); | |
5145 | return r; | |
5146 | } | |
5147 | ||
5148 | extern "C" int rbd_lock_get_owners(rbd_image_t image, | |
5149 | rbd_lock_mode_t *lock_mode, | |
5150 | char **lock_owners, | |
5151 | size_t *max_lock_owners) | |
5152 | { | |
5153 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5154 | tracepoint(librbd, lock_get_owners_enter, ictx); | |
92f5a8d4 | 5155 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 | 5156 | memset(lock_owners, 0, sizeof(*lock_owners) * *max_lock_owners); |
7c673cae FG |
5157 | std::list<std::string> lock_owner_list; |
5158 | int r = librbd::lock_get_owners(ictx, lock_mode, &lock_owner_list); | |
5159 | if (r >= 0) { | |
5160 | if (*max_lock_owners >= lock_owner_list.size()) { | |
5161 | *max_lock_owners = 0; | |
5162 | for (auto &lock_owner : lock_owner_list) { | |
5163 | lock_owners[(*max_lock_owners)++] = strdup(lock_owner.c_str()); | |
5164 | } | |
5165 | } else { | |
5166 | *max_lock_owners = lock_owner_list.size(); | |
5167 | r = -ERANGE; | |
5168 | } | |
5169 | } | |
5170 | tracepoint(librbd, lock_get_owners_exit, ictx, r); | |
5171 | return r; | |
5172 | } | |
5173 | ||
5174 | extern "C" void rbd_lock_get_owners_cleanup(char **lock_owners, | |
5175 | size_t lock_owner_count) | |
5176 | { | |
5177 | for (size_t i = 0; i < lock_owner_count; ++i) { | |
5178 | free(lock_owners[i]); | |
5179 | } | |
5180 | } | |
5181 | ||
5182 | extern "C" int rbd_lock_break(rbd_image_t image, rbd_lock_mode_t lock_mode, | |
5183 | const char *lock_owner) | |
5184 | { | |
5185 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5186 | tracepoint(librbd, lock_break_enter, ictx, lock_mode, lock_owner); | |
5187 | int r = librbd::lock_break(ictx, lock_mode, lock_owner); | |
5188 | tracepoint(librbd, lock_break_exit, ictx, r); | |
5189 | return r; | |
5190 | } | |
5191 | ||
5192 | extern "C" int rbd_rebuild_object_map(rbd_image_t image, | |
5193 | librbd_progress_fn_t cb, void *cbdata) | |
5194 | { | |
5195 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5196 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
5197 | return ictx->operations->rebuild_object_map(prog_ctx); | |
5198 | } | |
5199 | ||
5200 | /* snapshots */ | |
5201 | extern "C" int rbd_snap_create(rbd_image_t image, const char *snap_name) | |
5202 | { | |
5203 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5204 | tracepoint(librbd, snap_create_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5205 | int r = ictx->operations->snap_create(cls::rbd::UserSnapshotNamespace(), | |
5206 | snap_name); | |
5207 | tracepoint(librbd, snap_create_exit, r); | |
5208 | return r; | |
5209 | } | |
5210 | ||
5211 | extern "C" int rbd_snap_rename(rbd_image_t image, const char *srcname, const char *dstname) | |
5212 | { | |
5213 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5214 | tracepoint(librbd, snap_rename_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, srcname, dstname); | |
5215 | int r = ictx->operations->snap_rename(srcname, dstname); | |
5216 | tracepoint(librbd, snap_rename_exit, r); | |
5217 | return r; | |
5218 | } | |
5219 | ||
5220 | extern "C" int rbd_snap_remove(rbd_image_t image, const char *snap_name) | |
5221 | { | |
5222 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5223 | tracepoint(librbd, snap_remove_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5224 | librbd::NoOpProgressContext prog_ctx; | |
9f95a23c | 5225 | int r = librbd::api::Snapshot<>::remove(ictx, snap_name, 0, prog_ctx); |
7c673cae FG |
5226 | tracepoint(librbd, snap_remove_exit, r); |
5227 | return r; | |
5228 | } | |
5229 | ||
5230 | extern "C" int rbd_snap_remove2(rbd_image_t image, const char *snap_name, uint32_t flags, | |
5231 | librbd_progress_fn_t cb, void *cbdata) | |
5232 | { | |
5233 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5234 | tracepoint(librbd, snap_remove2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name, flags); | |
5235 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
9f95a23c | 5236 | int r = librbd::api::Snapshot<>::remove(ictx, snap_name, flags, prog_ctx); |
7c673cae FG |
5237 | tracepoint(librbd, snap_remove_exit, r); |
5238 | return r; | |
5239 | } | |
5240 | ||
11fdf7f2 TL |
5241 | extern "C" int rbd_snap_remove_by_id(rbd_image_t image, uint64_t snap_id) |
5242 | { | |
5243 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5244 | return librbd::api::Snapshot<>::remove(ictx, snap_id); | |
5245 | } | |
5246 | ||
7c673cae FG |
5247 | extern "C" int rbd_snap_rollback(rbd_image_t image, const char *snap_name) |
5248 | { | |
5249 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5250 | tracepoint(librbd, snap_rollback_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5251 | librbd::NoOpProgressContext prog_ctx; | |
5252 | int r = ictx->operations->snap_rollback(cls::rbd::UserSnapshotNamespace(), snap_name, prog_ctx); | |
5253 | tracepoint(librbd, snap_rollback_exit, r); | |
5254 | return r; | |
5255 | } | |
5256 | ||
5257 | extern "C" int rbd_snap_rollback_with_progress(rbd_image_t image, | |
5258 | const char *snap_name, | |
5259 | librbd_progress_fn_t cb, | |
5260 | void *cbdata) | |
5261 | { | |
5262 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5263 | tracepoint(librbd, snap_rollback_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5264 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
5265 | int r = ictx->operations->snap_rollback(cls::rbd::UserSnapshotNamespace(), snap_name, prog_ctx); | |
5266 | tracepoint(librbd, snap_rollback_exit, r); | |
5267 | return r; | |
5268 | } | |
5269 | ||
5270 | extern "C" int rbd_snap_list(rbd_image_t image, rbd_snap_info_t *snaps, | |
5271 | int *max_snaps) | |
5272 | { | |
5273 | vector<librbd::snap_info_t> cpp_snaps; | |
5274 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5275 | tracepoint(librbd, snap_list_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snaps); | |
5276 | ||
5277 | if (!max_snaps) { | |
5278 | tracepoint(librbd, snap_list_exit, -EINVAL, 0); | |
5279 | return -EINVAL; | |
5280 | } | |
92f5a8d4 | 5281 | // FIPS zeroization audit 20191117: this memset is not security related. |
f64942e4 | 5282 | memset(snaps, 0, sizeof(*snaps) * *max_snaps); |
7c673cae | 5283 | |
9f95a23c | 5284 | int r = librbd::api::Snapshot<>::list(ictx, cpp_snaps); |
7c673cae FG |
5285 | if (r == -ENOENT) { |
5286 | tracepoint(librbd, snap_list_exit, 0, *max_snaps); | |
5287 | return 0; | |
5288 | } | |
5289 | if (r < 0) { | |
5290 | tracepoint(librbd, snap_list_exit, r, *max_snaps); | |
5291 | return r; | |
5292 | } | |
5293 | if (*max_snaps < (int)cpp_snaps.size() + 1) { | |
5294 | *max_snaps = (int)cpp_snaps.size() + 1; | |
5295 | tracepoint(librbd, snap_list_exit, -ERANGE, *max_snaps); | |
5296 | return -ERANGE; | |
5297 | } | |
5298 | ||
5299 | int i; | |
5300 | ||
5301 | for (i = 0; i < (int)cpp_snaps.size(); i++) { | |
5302 | snaps[i].id = cpp_snaps[i].id; | |
5303 | snaps[i].size = cpp_snaps[i].size; | |
5304 | snaps[i].name = strdup(cpp_snaps[i].name.c_str()); | |
5305 | if (!snaps[i].name) { | |
5306 | for (int j = 0; j < i; j++) | |
5307 | free((void *)snaps[j].name); | |
5308 | tracepoint(librbd, snap_list_exit, -ENOMEM, *max_snaps); | |
5309 | return -ENOMEM; | |
5310 | } | |
5311 | tracepoint(librbd, snap_list_entry, snaps[i].id, snaps[i].size, snaps[i].name); | |
5312 | } | |
5313 | snaps[i].id = 0; | |
5314 | snaps[i].size = 0; | |
5315 | snaps[i].name = NULL; | |
5316 | ||
5317 | r = (int)cpp_snaps.size(); | |
5318 | tracepoint(librbd, snap_list_exit, r, *max_snaps); | |
5319 | return r; | |
5320 | } | |
5321 | ||
5322 | extern "C" void rbd_snap_list_end(rbd_snap_info_t *snaps) | |
5323 | { | |
5324 | tracepoint(librbd, snap_list_end_enter, snaps); | |
5325 | while (snaps->name) { | |
5326 | free((void *)snaps->name); | |
5327 | snaps++; | |
5328 | } | |
5329 | tracepoint(librbd, snap_list_end_exit); | |
5330 | } | |
5331 | ||
5332 | extern "C" int rbd_snap_protect(rbd_image_t image, const char *snap_name) | |
5333 | { | |
5334 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5335 | tracepoint(librbd, snap_protect_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5336 | int r = ictx->operations->snap_protect(cls::rbd::UserSnapshotNamespace(), snap_name); | |
5337 | tracepoint(librbd, snap_protect_exit, r); | |
5338 | return r; | |
5339 | } | |
5340 | ||
5341 | extern "C" int rbd_snap_unprotect(rbd_image_t image, const char *snap_name) | |
5342 | { | |
5343 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5344 | tracepoint(librbd, snap_unprotect_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5345 | int r = ictx->operations->snap_unprotect(cls::rbd::UserSnapshotNamespace(), snap_name); | |
5346 | tracepoint(librbd, snap_unprotect_exit, r); | |
5347 | return r; | |
5348 | } | |
5349 | ||
5350 | extern "C" int rbd_snap_is_protected(rbd_image_t image, const char *snap_name, | |
5351 | int *is_protected) | |
5352 | { | |
5353 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5354 | tracepoint(librbd, snap_is_protected_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5355 | bool protected_snap; | |
9f95a23c | 5356 | int r = librbd::api::Snapshot<>::is_protected(ictx, snap_name, &protected_snap); |
7c673cae FG |
5357 | if (r < 0) { |
5358 | tracepoint(librbd, snap_is_protected_exit, r, *is_protected ? 1 : 0); | |
5359 | return r; | |
5360 | } | |
5361 | *is_protected = protected_snap ? 1 : 0; | |
5362 | tracepoint(librbd, snap_is_protected_exit, 0, *is_protected ? 1 : 0); | |
5363 | return 0; | |
5364 | } | |
5365 | ||
5366 | extern "C" int rbd_snap_get_limit(rbd_image_t image, uint64_t *limit) | |
5367 | { | |
5368 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5369 | tracepoint(librbd, snap_get_limit_enter, ictx, ictx->name.c_str()); | |
9f95a23c | 5370 | int r = librbd::api::Snapshot<>::get_limit(ictx, limit); |
7c673cae FG |
5371 | tracepoint(librbd, snap_get_limit_exit, r, *limit); |
5372 | return r; | |
5373 | } | |
5374 | ||
9f95a23c TL |
5375 | extern "C" int rbd_snap_exists(rbd_image_t image, const char *snapname, bool *exists) |
5376 | { | |
5377 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5378 | tracepoint(librbd, snap_exists_enter, ictx, ictx->name.c_str(), | |
5379 | ictx->snap_name.c_str(), ictx->read_only, snapname); | |
5380 | int r = librbd::api::Snapshot<>::exists(ictx, cls::rbd::UserSnapshotNamespace(), snapname, exists); | |
5381 | tracepoint(librbd, snap_exists_exit, r, *exists); | |
5382 | return r; | |
5383 | } | |
5384 | ||
7c673cae FG |
5385 | extern "C" int rbd_snap_get_timestamp(rbd_image_t image, uint64_t snap_id, struct timespec *timestamp) |
5386 | { | |
5387 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5388 | tracepoint(librbd, snap_get_timestamp_enter, ictx, ictx->name.c_str()); | |
9f95a23c | 5389 | int r = librbd::api::Snapshot<>::get_timestamp(ictx, snap_id, timestamp); |
7c673cae FG |
5390 | tracepoint(librbd, snap_get_timestamp_exit, r); |
5391 | return r; | |
5392 | } | |
5393 | ||
5394 | extern "C" int rbd_snap_set_limit(rbd_image_t image, uint64_t limit) | |
5395 | { | |
5396 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5397 | tracepoint(librbd, snap_set_limit_enter, ictx, ictx->name.c_str(), limit); | |
9f95a23c | 5398 | int r = librbd::api::Snapshot<>::set_limit(ictx, limit); |
7c673cae FG |
5399 | tracepoint(librbd, snap_set_limit_exit, r); |
5400 | return r; | |
5401 | } | |
5402 | ||
5403 | extern "C" int rbd_snap_set(rbd_image_t image, const char *snap_name) | |
5404 | { | |
5405 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5406 | tracepoint(librbd, snap_set_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
11fdf7f2 TL |
5407 | int r = librbd::api::Image<>::snap_set( |
5408 | ictx, cls::rbd::UserSnapshotNamespace(), snap_name); | |
7c673cae FG |
5409 | tracepoint(librbd, snap_set_exit, r); |
5410 | return r; | |
5411 | } | |
5412 | ||
11fdf7f2 TL |
5413 | extern "C" int rbd_snap_set_by_id(rbd_image_t image, uint64_t snap_id) |
5414 | { | |
5415 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5416 | return librbd::api::Image<>::snap_set(ictx, snap_id); | |
5417 | } | |
5418 | ||
9f95a23c TL |
5419 | extern "C" int rbd_snap_get_name(rbd_image_t image, uint64_t snap_id, char *snapname, size_t *name_len) |
5420 | { | |
5421 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5422 | std::string snap_name; | |
5423 | int r = librbd::api::Snapshot<>::get_name(ictx, snap_id, &snap_name); | |
5424 | size_t expected_size = snap_name.size(); | |
5425 | if (*name_len <= expected_size) { | |
5426 | *name_len = expected_size + 1; | |
5427 | return -ERANGE; | |
5428 | } | |
5429 | strncpy(snapname, snap_name.c_str(), expected_size); | |
5430 | snapname[expected_size] = '\0'; | |
5431 | *name_len = expected_size + 1; | |
5432 | return r; | |
5433 | } | |
5434 | ||
5435 | extern "C" int rbd_snap_get_id(rbd_image_t image, const char *snapname, uint64_t *snap_id) | |
5436 | { | |
5437 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5438 | return librbd::api::Snapshot<>::get_id(ictx, snapname, snap_id); | |
5439 | } | |
5440 | ||
7c673cae FG |
5441 | extern "C" ssize_t rbd_list_children(rbd_image_t image, char *pools, |
5442 | size_t *pools_len, char *images, | |
5443 | size_t *images_len) | |
5444 | { | |
11fdf7f2 TL |
5445 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); |
5446 | tracepoint(librbd, list_children_enter, ictx, ictx->name.c_str(), | |
5447 | ictx->snap_name.c_str(), ictx->read_only); | |
7c673cae | 5448 | |
11fdf7f2 TL |
5449 | std::vector<librbd::linked_image_spec_t> cpp_images; |
5450 | int r = librbd::api::Image<>::list_children(ictx, &cpp_images); | |
7c673cae FG |
5451 | if (r < 0) { |
5452 | tracepoint(librbd, list_children_exit, r); | |
5453 | return r; | |
5454 | } | |
5455 | ||
11fdf7f2 TL |
5456 | std::set<std::pair<std::string, std::string>> image_set; |
5457 | for (auto& image : cpp_images) { | |
5458 | if (!image.trash) { | |
5459 | image_set.insert({image.pool_name, image.image_name}); | |
5460 | } | |
5461 | } | |
5462 | ||
7c673cae FG |
5463 | size_t pools_total = 0; |
5464 | size_t images_total = 0; | |
11fdf7f2 TL |
5465 | for (auto it : image_set) { |
5466 | pools_total += it.first.length() + 1; | |
5467 | images_total += it.second.length() + 1; | |
7c673cae FG |
5468 | } |
5469 | ||
5470 | bool too_short = false; | |
5471 | if (pools_total > *pools_len) | |
5472 | too_short = true; | |
5473 | if (images_total > *images_len) | |
5474 | too_short = true; | |
5475 | *pools_len = pools_total; | |
5476 | *images_len = images_total; | |
5477 | if (too_short) { | |
5478 | tracepoint(librbd, list_children_exit, -ERANGE); | |
5479 | return -ERANGE; | |
5480 | } | |
5481 | ||
5482 | char *pools_p = pools; | |
5483 | char *images_p = images; | |
11fdf7f2 TL |
5484 | for (auto it : image_set) { |
5485 | const char* pool = it.first.c_str(); | |
7c673cae | 5486 | strcpy(pools_p, pool); |
11fdf7f2 TL |
5487 | pools_p += it.first.length() + 1; |
5488 | const char* image = it.second.c_str(); | |
7c673cae | 5489 | strcpy(images_p, image); |
11fdf7f2 | 5490 | images_p += it.second.length() + 1; |
7c673cae FG |
5491 | tracepoint(librbd, list_children_entry, pool, image); |
5492 | } | |
5493 | ||
5494 | ssize_t ret = image_set.size(); | |
5495 | tracepoint(librbd, list_children_exit, ret); | |
5496 | return ret; | |
5497 | } | |
5498 | ||
11fdf7f2 TL |
5499 | extern "C" int rbd_list_children2(rbd_image_t image, |
5500 | rbd_child_info_t *children, | |
5501 | int *max_children) | |
5502 | { | |
5503 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5504 | tracepoint(librbd, list_children_enter, ictx, ictx->name.c_str(), | |
5505 | ictx->snap_name.c_str(), ictx->read_only); | |
92f5a8d4 | 5506 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
5507 | memset(children, 0, sizeof(*children) * *max_children); |
5508 | ||
5509 | if (!max_children) { | |
5510 | tracepoint(librbd, list_children_exit, -EINVAL); | |
5511 | return -EINVAL; | |
5512 | } | |
5513 | ||
5514 | std::vector<librbd::linked_image_spec_t> cpp_children; | |
5515 | int r = librbd::api::Image<>::list_children(ictx, &cpp_children); | |
5516 | if (r < 0) { | |
5517 | tracepoint(librbd, list_children_exit, r); | |
5518 | return r; | |
5519 | } | |
5520 | ||
5521 | if (*max_children < (int)cpp_children.size() + 1) { | |
5522 | *max_children = (int)cpp_children.size() + 1; | |
5523 | tracepoint(librbd, list_children_exit, *max_children); | |
5524 | return -ERANGE; | |
5525 | } | |
5526 | ||
5527 | int i; | |
5528 | for (i = 0; i < (int)cpp_children.size(); i++) { | |
5529 | children[i].pool_name = strdup(cpp_children[i].pool_name.c_str()); | |
5530 | children[i].image_name = strdup(cpp_children[i].image_name.c_str()); | |
5531 | children[i].image_id = strdup(cpp_children[i].image_id.c_str()); | |
5532 | children[i].trash = cpp_children[i].trash; | |
5533 | tracepoint(librbd, list_children_entry, children[i].pool_name, | |
5534 | children[i].image_name); | |
5535 | } | |
5536 | children[i].pool_name = NULL; | |
5537 | children[i].image_name = NULL; | |
5538 | children[i].image_id = NULL; | |
5539 | ||
5540 | r = (int)cpp_children.size(); | |
5541 | tracepoint(librbd, list_children_exit, *max_children); | |
5542 | return r; | |
5543 | } | |
5544 | ||
5545 | extern "C" void rbd_list_child_cleanup(rbd_child_info_t *child) | |
5546 | { | |
5547 | free((void *)child->pool_name); | |
5548 | free((void *)child->image_name); | |
5549 | free((void *)child->image_id); | |
5550 | } | |
5551 | ||
5552 | extern "C" void rbd_list_children_cleanup(rbd_child_info_t *children, | |
5553 | size_t num_children) | |
5554 | { | |
5555 | for (size_t i=0; i < num_children; i++) { | |
5556 | free((void *)children[i].pool_name); | |
5557 | free((void *)children[i].image_name); | |
5558 | free((void *)children[i].image_id); | |
5559 | } | |
5560 | } | |
5561 | ||
5562 | extern "C" int rbd_list_children3(rbd_image_t image, | |
5563 | rbd_linked_image_spec_t *images, | |
5564 | size_t *max_images) | |
5565 | { | |
5566 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5567 | tracepoint(librbd, list_children_enter, ictx, ictx->name.c_str(), | |
5568 | ictx->snap_name.c_str(), ictx->read_only); | |
92f5a8d4 | 5569 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
5570 | memset(images, 0, sizeof(*images) * *max_images); |
5571 | ||
5572 | std::vector<librbd::linked_image_spec_t> cpp_children; | |
5573 | int r = librbd::api::Image<>::list_children(ictx, &cpp_children); | |
5574 | if (r < 0) { | |
5575 | tracepoint(librbd, list_children_exit, r); | |
5576 | return r; | |
5577 | } | |
5578 | ||
5579 | if (*max_images < cpp_children.size()) { | |
5580 | *max_images = cpp_children.size(); | |
5581 | return -ERANGE; | |
5582 | } | |
5583 | ||
5584 | *max_images = cpp_children.size(); | |
5585 | for (size_t idx = 0; idx < cpp_children.size(); ++idx) { | |
5586 | images[idx] = { | |
5587 | .pool_id = cpp_children[idx].pool_id, | |
5588 | .pool_name = strdup(cpp_children[idx].pool_name.c_str()), | |
5589 | .pool_namespace = strdup(cpp_children[idx].pool_namespace.c_str()), | |
5590 | .image_id = strdup(cpp_children[idx].image_id.c_str()), | |
5591 | .image_name = strdup(cpp_children[idx].image_name.c_str()), | |
5592 | .trash = cpp_children[idx].trash}; | |
5593 | tracepoint(librbd, list_children_entry, images[idx].pool_name, | |
5594 | images[idx].image_name); | |
5595 | } | |
5596 | return 0; | |
5597 | } | |
5598 | ||
5599 | extern "C" int rbd_list_descendants(rbd_image_t image, | |
5600 | rbd_linked_image_spec_t *images, | |
5601 | size_t *max_images) | |
5602 | { | |
5603 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
92f5a8d4 | 5604 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
5605 | memset(images, 0, sizeof(*images) * *max_images); |
5606 | ||
5607 | std::vector<librbd::linked_image_spec_t> cpp_children; | |
5608 | int r = librbd::api::Image<>::list_descendants(ictx, {}, &cpp_children); | |
5609 | if (r < 0) { | |
5610 | return r; | |
5611 | } | |
5612 | ||
5613 | if (*max_images < cpp_children.size()) { | |
5614 | *max_images = cpp_children.size(); | |
5615 | return -ERANGE; | |
5616 | } | |
5617 | ||
5618 | *max_images = cpp_children.size(); | |
5619 | for (size_t idx = 0; idx < cpp_children.size(); ++idx) { | |
5620 | images[idx] = { | |
5621 | .pool_id = cpp_children[idx].pool_id, | |
5622 | .pool_name = strdup(cpp_children[idx].pool_name.c_str()), | |
5623 | .pool_namespace = strdup(cpp_children[idx].pool_namespace.c_str()), | |
5624 | .image_id = strdup(cpp_children[idx].image_id.c_str()), | |
5625 | .image_name = strdup(cpp_children[idx].image_name.c_str()), | |
5626 | .trash = cpp_children[idx].trash}; | |
5627 | } | |
5628 | return 0; | |
5629 | } | |
5630 | ||
7c673cae FG |
5631 | extern "C" ssize_t rbd_list_lockers(rbd_image_t image, int *exclusive, |
5632 | char *tag, size_t *tag_len, | |
5633 | char *clients, size_t *clients_len, | |
5634 | char *cookies, size_t *cookies_len, | |
5635 | char *addrs, size_t *addrs_len) | |
5636 | { | |
5637 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5638 | tracepoint(librbd, list_lockers_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
5639 | std::list<librbd::locker_t> lockers; | |
5640 | bool exclusive_bool; | |
5641 | string tag_str; | |
5642 | ||
5643 | int r = list_lockers(ictx, &lockers, &exclusive_bool, &tag_str); | |
5644 | if (r < 0) { | |
5645 | tracepoint(librbd, list_lockers_exit, r); | |
5646 | return r; | |
5647 | } | |
5648 | ||
5649 | ldout(ictx->cct, 20) << "list_lockers r = " << r << " lockers.size() = " << lockers.size() << dendl; | |
5650 | ||
5651 | *exclusive = (int)exclusive_bool; | |
5652 | size_t clients_total = 0; | |
5653 | size_t cookies_total = 0; | |
5654 | size_t addrs_total = 0; | |
5655 | for (list<librbd::locker_t>::const_iterator it = lockers.begin(); | |
5656 | it != lockers.end(); ++it) { | |
5657 | clients_total += it->client.length() + 1; | |
5658 | cookies_total += it->cookie.length() + 1; | |
5659 | addrs_total += it->address.length() + 1; | |
5660 | } | |
5661 | ||
5662 | bool too_short = ((clients_total > *clients_len) || | |
5663 | (cookies_total > *cookies_len) || | |
5664 | (addrs_total > *addrs_len) || | |
5665 | (tag_str.length() + 1 > *tag_len)); | |
5666 | *clients_len = clients_total; | |
5667 | *cookies_len = cookies_total; | |
5668 | *addrs_len = addrs_total; | |
5669 | *tag_len = tag_str.length() + 1; | |
5670 | if (too_short) { | |
5671 | tracepoint(librbd, list_lockers_exit, -ERANGE); | |
5672 | return -ERANGE; | |
5673 | } | |
5674 | ||
5675 | strcpy(tag, tag_str.c_str()); | |
5676 | char *clients_p = clients; | |
5677 | char *cookies_p = cookies; | |
5678 | char *addrs_p = addrs; | |
5679 | for (list<librbd::locker_t>::const_iterator it = lockers.begin(); | |
5680 | it != lockers.end(); ++it) { | |
5681 | const char* client = it->client.c_str(); | |
5682 | strcpy(clients_p, client); | |
5683 | clients_p += it->client.length() + 1; | |
5684 | const char* cookie = it->cookie.c_str(); | |
5685 | strcpy(cookies_p, cookie); | |
5686 | cookies_p += it->cookie.length() + 1; | |
5687 | const char* address = it->address.c_str(); | |
5688 | strcpy(addrs_p, address); | |
5689 | addrs_p += it->address.length() + 1; | |
5690 | tracepoint(librbd, list_lockers_entry, client, cookie, address); | |
5691 | } | |
5692 | ||
5693 | ssize_t ret = lockers.size(); | |
5694 | tracepoint(librbd, list_lockers_exit, ret); | |
5695 | return ret; | |
5696 | } | |
5697 | ||
5698 | extern "C" int rbd_lock_exclusive(rbd_image_t image, const char *cookie) | |
5699 | { | |
5700 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5701 | tracepoint(librbd, lock_exclusive_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie); | |
5702 | int r = librbd::lock(ictx, true, cookie ? cookie : "", ""); | |
5703 | tracepoint(librbd, lock_exclusive_exit, r); | |
5704 | return r; | |
5705 | } | |
5706 | ||
5707 | extern "C" int rbd_lock_shared(rbd_image_t image, const char *cookie, | |
5708 | const char *tag) | |
5709 | { | |
5710 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5711 | tracepoint(librbd, lock_shared_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie, tag); | |
5712 | int r = librbd::lock(ictx, false, cookie ? cookie : "", tag ? tag : ""); | |
5713 | tracepoint(librbd, lock_shared_exit, r); | |
5714 | return r; | |
5715 | } | |
5716 | ||
5717 | extern "C" int rbd_unlock(rbd_image_t image, const char *cookie) | |
5718 | { | |
5719 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5720 | tracepoint(librbd, unlock_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie); | |
5721 | int r = librbd::unlock(ictx, cookie ? cookie : ""); | |
5722 | tracepoint(librbd, unlock_exit, r); | |
5723 | return r; | |
5724 | } | |
5725 | ||
5726 | extern "C" int rbd_break_lock(rbd_image_t image, const char *client, | |
5727 | const char *cookie) | |
5728 | { | |
5729 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5730 | tracepoint(librbd, break_lock_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, client, cookie); | |
5731 | int r = librbd::break_lock(ictx, client, cookie ? cookie : ""); | |
5732 | tracepoint(librbd, break_lock_exit, r); | |
5733 | return r; | |
5734 | } | |
5735 | ||
5736 | /* I/O */ | |
5737 | extern "C" ssize_t rbd_read(rbd_image_t image, uint64_t ofs, size_t len, | |
5738 | char *buf) | |
5739 | { | |
5740 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5741 | tracepoint(librbd, read_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
5742 | int r = ictx->io_work_queue->read(ofs, len, librbd::io::ReadResult{buf, len}, | |
5743 | 0); | |
5744 | tracepoint(librbd, read_exit, r); | |
5745 | return r; | |
5746 | } | |
5747 | ||
5748 | extern "C" ssize_t rbd_read2(rbd_image_t image, uint64_t ofs, size_t len, | |
5749 | char *buf, int op_flags) | |
5750 | { | |
5751 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5752 | tracepoint(librbd, read2_enter, ictx, ictx->name.c_str(), | |
5753 | ictx->snap_name.c_str(), ictx->read_only, ofs, len, op_flags); | |
5754 | int r = ictx->io_work_queue->read(ofs, len, librbd::io::ReadResult{buf, len}, | |
5755 | op_flags); | |
5756 | tracepoint(librbd, read_exit, r); | |
5757 | return r; | |
5758 | } | |
5759 | ||
5760 | ||
5761 | extern "C" int64_t rbd_read_iterate(rbd_image_t image, uint64_t ofs, size_t len, | |
5762 | int (*cb)(uint64_t, size_t, const char *, void *), | |
5763 | void *arg) | |
5764 | { | |
5765 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5766 | tracepoint(librbd, read_iterate_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
5767 | int64_t r = librbd::read_iterate(ictx, ofs, len, cb, arg); | |
5768 | tracepoint(librbd, read_iterate_exit, r); | |
5769 | return r; | |
5770 | } | |
5771 | ||
5772 | extern "C" int rbd_read_iterate2(rbd_image_t image, uint64_t ofs, uint64_t len, | |
5773 | int (*cb)(uint64_t, size_t, const char *, void *), | |
5774 | void *arg) | |
5775 | { | |
5776 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5777 | tracepoint(librbd, read_iterate2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
5778 | int64_t r = librbd::read_iterate(ictx, ofs, len, cb, arg); | |
5779 | if (r > 0) | |
5780 | r = 0; | |
5781 | tracepoint(librbd, read_iterate2_exit, r); | |
5782 | return (int)r; | |
5783 | } | |
5784 | ||
5785 | extern "C" int rbd_diff_iterate(rbd_image_t image, | |
5786 | const char *fromsnapname, | |
5787 | uint64_t ofs, uint64_t len, | |
5788 | int (*cb)(uint64_t, size_t, int, void *), | |
5789 | void *arg) | |
5790 | { | |
5791 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5792 | tracepoint(librbd, diff_iterate_enter, ictx, ictx->name.c_str(), | |
5793 | ictx->snap_name.c_str(), ictx->read_only, fromsnapname, ofs, len, | |
5794 | true, false); | |
5795 | int r = librbd::api::DiffIterate<>::diff_iterate(ictx, | |
5796 | cls::rbd::UserSnapshotNamespace(), | |
5797 | fromsnapname, ofs, len, | |
5798 | true, false, cb, arg); | |
5799 | tracepoint(librbd, diff_iterate_exit, r); | |
5800 | return r; | |
5801 | } | |
5802 | ||
5803 | extern "C" int rbd_diff_iterate2(rbd_image_t image, const char *fromsnapname, | |
5804 | uint64_t ofs, uint64_t len, | |
5805 | uint8_t include_parent, uint8_t whole_object, | |
5806 | int (*cb)(uint64_t, size_t, int, void *), | |
5807 | void *arg) | |
5808 | { | |
5809 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5810 | tracepoint(librbd, diff_iterate_enter, ictx, ictx->name.c_str(), | |
5811 | ictx->snap_name.c_str(), ictx->read_only, fromsnapname, ofs, len, | |
5812 | include_parent != 0, whole_object != 0); | |
5813 | int r = librbd::api::DiffIterate<>::diff_iterate(ictx, | |
5814 | cls::rbd::UserSnapshotNamespace(), | |
5815 | fromsnapname, ofs, len, | |
5816 | include_parent, whole_object, | |
5817 | cb, arg); | |
5818 | tracepoint(librbd, diff_iterate_exit, r); | |
5819 | return r; | |
5820 | } | |
5821 | ||
5822 | extern "C" ssize_t rbd_write(rbd_image_t image, uint64_t ofs, size_t len, | |
5823 | const char *buf) | |
5824 | { | |
5825 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5826 | tracepoint(librbd, write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len, buf); | |
5827 | ||
5828 | bufferlist bl; | |
9f95a23c | 5829 | bl.push_back(create_write_raw(ictx, buf, len, nullptr)); |
7c673cae FG |
5830 | int r = ictx->io_work_queue->write(ofs, len, std::move(bl), 0); |
5831 | tracepoint(librbd, write_exit, r); | |
5832 | return r; | |
5833 | } | |
5834 | ||
5835 | extern "C" ssize_t rbd_write2(rbd_image_t image, uint64_t ofs, size_t len, | |
5836 | const char *buf, int op_flags) | |
5837 | { | |
5838 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5839 | tracepoint(librbd, write2_enter, ictx, ictx->name.c_str(), | |
5840 | ictx->snap_name.c_str(), ictx->read_only, ofs, len, buf, op_flags); | |
5841 | ||
5842 | bufferlist bl; | |
9f95a23c | 5843 | bl.push_back(create_write_raw(ictx, buf, len, nullptr)); |
7c673cae FG |
5844 | int r = ictx->io_work_queue->write(ofs, len, std::move(bl), op_flags); |
5845 | tracepoint(librbd, write_exit, r); | |
5846 | return r; | |
5847 | } | |
5848 | ||
5849 | ||
5850 | extern "C" int rbd_discard(rbd_image_t image, uint64_t ofs, uint64_t len) | |
5851 | { | |
5852 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
b32b8144 FG |
5853 | tracepoint(librbd, discard_enter, ictx, ictx->name.c_str(), |
5854 | ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
9f95a23c | 5855 | if (len > static_cast<uint64_t>(std::numeric_limits<int>::max())) { |
b32b8144 FG |
5856 | tracepoint(librbd, discard_exit, -EINVAL); |
5857 | return -EINVAL; | |
5858 | } | |
5859 | ||
11fdf7f2 TL |
5860 | int r = ictx->io_work_queue->discard( |
5861 | ofs, len, ictx->discard_granularity_bytes); | |
7c673cae FG |
5862 | tracepoint(librbd, discard_exit, r); |
5863 | return r; | |
5864 | } | |
5865 | ||
5866 | extern "C" ssize_t rbd_writesame(rbd_image_t image, uint64_t ofs, size_t len, | |
5867 | const char *buf, size_t data_len, int op_flags) | |
5868 | { | |
5869 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5870 | tracepoint(librbd, writesame_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
11fdf7f2 | 5871 | ictx->read_only, ofs, len, data_len == 0 ? NULL : buf, data_len, op_flags); |
7c673cae | 5872 | |
b32b8144 | 5873 | if (data_len == 0 || len % data_len || |
9f95a23c | 5874 | len > static_cast<uint64_t>(std::numeric_limits<int>::max())) { |
7c673cae FG |
5875 | tracepoint(librbd, writesame_exit, -EINVAL); |
5876 | return -EINVAL; | |
5877 | } | |
5878 | ||
11fdf7f2 TL |
5879 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
5880 | if (discard_zero && mem_is_zero(buf, data_len)) { | |
f6b5b4d7 | 5881 | int r = ictx->io_work_queue->write_zeroes(ofs, len, 0, op_flags); |
7c673cae FG |
5882 | tracepoint(librbd, writesame_exit, r); |
5883 | return r; | |
5884 | } | |
5885 | ||
5886 | bufferlist bl; | |
9f95a23c | 5887 | bl.push_back(create_write_raw(ictx, buf, data_len, nullptr)); |
7c673cae FG |
5888 | int r = ictx->io_work_queue->writesame(ofs, len, std::move(bl), op_flags); |
5889 | tracepoint(librbd, writesame_exit, r); | |
5890 | return r; | |
5891 | } | |
5892 | ||
f6b5b4d7 TL |
5893 | extern "C" ssize_t rbd_write_zeroes(rbd_image_t image, uint64_t ofs, size_t len, |
5894 | int zero_flags, int op_flags) | |
5895 | { | |
5896 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5897 | return ictx->io_work_queue->write_zeroes(ofs, len, zero_flags, op_flags); | |
5898 | } | |
5899 | ||
c07f9fc5 FG |
5900 | extern "C" ssize_t rbd_compare_and_write(rbd_image_t image, |
5901 | uint64_t ofs, size_t len, | |
5902 | const char *cmp_buf, | |
5903 | const char *buf, | |
5904 | uint64_t *mismatch_off, | |
5905 | int op_flags) | |
5906 | { | |
5907 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5908 | tracepoint(librbd, compare_and_write_enter, ictx, ictx->name.c_str(), | |
5909 | ictx->snap_name.c_str(), ictx->read_only, ofs, | |
5910 | len, cmp_buf, buf, op_flags); | |
5911 | ||
5912 | bufferlist cmp_bl; | |
9f95a23c | 5913 | cmp_bl.push_back(create_write_raw(ictx, cmp_buf, len, nullptr)); |
c07f9fc5 | 5914 | bufferlist bl; |
9f95a23c | 5915 | bl.push_back(create_write_raw(ictx, buf, len, nullptr)); |
c07f9fc5 FG |
5916 | |
5917 | int r = ictx->io_work_queue->compare_and_write(ofs, len, std::move(cmp_bl), | |
5918 | std::move(bl), mismatch_off, | |
5919 | op_flags); | |
5920 | tracepoint(librbd, compare_and_write_exit, r); | |
5921 | return r; | |
5922 | } | |
5923 | ||
7c673cae FG |
5924 | extern "C" int rbd_aio_create_completion(void *cb_arg, |
5925 | rbd_callback_t complete_cb, | |
5926 | rbd_completion_t *c) | |
5927 | { | |
5928 | librbd::RBD::AioCompletion *rbd_comp = | |
5929 | new librbd::RBD::AioCompletion(cb_arg, complete_cb); | |
5930 | *c = (rbd_completion_t) rbd_comp; | |
5931 | return 0; | |
5932 | } | |
5933 | ||
5934 | extern "C" int rbd_aio_write(rbd_image_t image, uint64_t off, size_t len, | |
5935 | const char *buf, rbd_completion_t c) | |
5936 | { | |
5937 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5938 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5939 | tracepoint(librbd, aio_write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, buf, comp->pc); | |
5940 | ||
9f95a23c | 5941 | auto aio_completion = get_aio_completion(comp); |
7c673cae | 5942 | bufferlist bl; |
9f95a23c TL |
5943 | bl.push_back(create_write_raw(ictx, buf, len, aio_completion)); |
5944 | ictx->io_work_queue->aio_write(aio_completion, off, len, std::move(bl), 0); | |
7c673cae FG |
5945 | tracepoint(librbd, aio_write_exit, 0); |
5946 | return 0; | |
5947 | } | |
5948 | ||
5949 | extern "C" int rbd_aio_write2(rbd_image_t image, uint64_t off, size_t len, | |
5950 | const char *buf, rbd_completion_t c, int op_flags) | |
5951 | { | |
5952 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5953 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5954 | tracepoint(librbd, aio_write2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
5955 | ictx->read_only, off, len, buf, comp->pc, op_flags); | |
5956 | ||
9f95a23c | 5957 | auto aio_completion = get_aio_completion(comp); |
7c673cae | 5958 | bufferlist bl; |
9f95a23c TL |
5959 | bl.push_back(create_write_raw(ictx, buf, len, aio_completion)); |
5960 | ictx->io_work_queue->aio_write(aio_completion, off, len, std::move(bl), | |
5961 | op_flags); | |
7c673cae FG |
5962 | tracepoint(librbd, aio_write_exit, 0); |
5963 | return 0; | |
5964 | } | |
5965 | ||
5966 | extern "C" int rbd_aio_writev(rbd_image_t image, const struct iovec *iov, | |
5967 | int iovcnt, uint64_t off, rbd_completion_t c) | |
5968 | { | |
5969 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5970 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5971 | ||
5972 | // convert the scatter list into a bufferlist | |
9f95a23c | 5973 | auto aio_completion = get_aio_completion(comp); |
7c673cae FG |
5974 | ssize_t len = 0; |
5975 | bufferlist bl; | |
5976 | for (int i = 0; i < iovcnt; ++i) { | |
5977 | const struct iovec &io = iov[i]; | |
5978 | len += io.iov_len; | |
5979 | if (len < 0) { | |
5980 | break; | |
5981 | } | |
5982 | ||
5983 | bl.push_back(create_write_raw(ictx, static_cast<char*>(io.iov_base), | |
9f95a23c | 5984 | io.iov_len, aio_completion)); |
7c673cae FG |
5985 | } |
5986 | ||
5987 | int r = 0; | |
5988 | if (iovcnt <= 0 || len < 0) { | |
5989 | r = -EINVAL; | |
5990 | } | |
5991 | ||
5992 | tracepoint(librbd, aio_write_enter, ictx, ictx->name.c_str(), | |
5993 | ictx->snap_name.c_str(), ictx->read_only, off, len, NULL, | |
5994 | comp->pc); | |
5995 | if (r == 0) { | |
9f95a23c | 5996 | ictx->io_work_queue->aio_write(aio_completion, off, len, std::move(bl), 0); |
7c673cae FG |
5997 | } |
5998 | tracepoint(librbd, aio_write_exit, r); | |
5999 | return r; | |
6000 | } | |
6001 | ||
6002 | extern "C" int rbd_aio_discard(rbd_image_t image, uint64_t off, uint64_t len, | |
6003 | rbd_completion_t c) | |
6004 | { | |
6005 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6006 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6007 | tracepoint(librbd, aio_discard_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, comp->pc); | |
11fdf7f2 TL |
6008 | ictx->io_work_queue->aio_discard( |
6009 | get_aio_completion(comp), off, len, ictx->discard_granularity_bytes); | |
7c673cae FG |
6010 | tracepoint(librbd, aio_discard_exit, 0); |
6011 | return 0; | |
6012 | } | |
6013 | ||
6014 | extern "C" int rbd_aio_read(rbd_image_t image, uint64_t off, size_t len, | |
6015 | char *buf, rbd_completion_t c) | |
6016 | { | |
6017 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6018 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6019 | tracepoint(librbd, aio_read_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, buf, comp->pc); | |
6020 | ictx->io_work_queue->aio_read(get_aio_completion(comp), off, len, | |
6021 | librbd::io::ReadResult{buf, len}, 0); | |
6022 | tracepoint(librbd, aio_read_exit, 0); | |
6023 | return 0; | |
6024 | } | |
6025 | ||
6026 | extern "C" int rbd_aio_read2(rbd_image_t image, uint64_t off, size_t len, | |
6027 | char *buf, rbd_completion_t c, int op_flags) | |
6028 | { | |
6029 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6030 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6031 | tracepoint(librbd, aio_read2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
6032 | ictx->read_only, off, len, buf, comp->pc, op_flags); | |
6033 | ictx->io_work_queue->aio_read(get_aio_completion(comp), off, len, | |
6034 | librbd::io::ReadResult{buf, len},op_flags); | |
6035 | tracepoint(librbd, aio_read_exit, 0); | |
6036 | return 0; | |
6037 | } | |
6038 | ||
6039 | extern "C" int rbd_aio_readv(rbd_image_t image, const struct iovec *iov, | |
6040 | int iovcnt, uint64_t off, rbd_completion_t c) | |
6041 | { | |
6042 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6043 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6044 | ||
6045 | ssize_t len = 0; | |
6046 | for (int i = 0; i < iovcnt; ++i) { | |
6047 | len += iov[i].iov_len; | |
6048 | if (len < 0) { | |
6049 | break; | |
6050 | } | |
6051 | } | |
6052 | ||
6053 | int r = 0; | |
6054 | if (iovcnt == 0 || len < 0) { | |
6055 | r = -EINVAL; | |
6056 | } | |
6057 | ||
6058 | tracepoint(librbd, aio_read_enter, ictx, ictx->name.c_str(), | |
6059 | ictx->snap_name.c_str(), ictx->read_only, off, len, NULL, | |
6060 | comp->pc); | |
6061 | if (r == 0) { | |
6062 | librbd::io::ReadResult read_result; | |
6063 | if (iovcnt == 1) { | |
6064 | read_result = librbd::io::ReadResult( | |
6065 | static_cast<char *>(iov[0].iov_base), iov[0].iov_len); | |
6066 | } else { | |
6067 | read_result = librbd::io::ReadResult(iov, iovcnt); | |
6068 | } | |
6069 | ictx->io_work_queue->aio_read(get_aio_completion(comp), off, len, | |
6070 | std::move(read_result), 0); | |
6071 | } | |
6072 | tracepoint(librbd, aio_read_exit, r); | |
6073 | return r; | |
6074 | } | |
6075 | ||
6076 | extern "C" int rbd_flush(rbd_image_t image) | |
6077 | { | |
6078 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6079 | tracepoint(librbd, flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
11fdf7f2 | 6080 | int r = ictx->io_work_queue->flush(); |
7c673cae FG |
6081 | tracepoint(librbd, flush_exit, r); |
6082 | return r; | |
6083 | } | |
6084 | ||
6085 | extern "C" int rbd_aio_flush(rbd_image_t image, rbd_completion_t c) | |
6086 | { | |
6087 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6088 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6089 | tracepoint(librbd, aio_flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, comp->pc); | |
6090 | ictx->io_work_queue->aio_flush(get_aio_completion(comp)); | |
6091 | tracepoint(librbd, aio_flush_exit, 0); | |
6092 | return 0; | |
6093 | } | |
6094 | ||
6095 | extern "C" int rbd_aio_writesame(rbd_image_t image, uint64_t off, size_t len, | |
6096 | const char *buf, size_t data_len, rbd_completion_t c, | |
6097 | int op_flags) | |
6098 | { | |
6099 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6100 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6101 | tracepoint(librbd, aio_writesame_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
11fdf7f2 | 6102 | ictx->read_only, off, len, data_len == 0 ? NULL : buf, data_len, comp->pc, |
7c673cae FG |
6103 | op_flags); |
6104 | ||
11fdf7f2 | 6105 | if (data_len == 0 || len % data_len) { |
7c673cae FG |
6106 | tracepoint(librbd, aio_writesame_exit, -EINVAL); |
6107 | return -EINVAL; | |
6108 | } | |
6109 | ||
11fdf7f2 TL |
6110 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
6111 | if (discard_zero && mem_is_zero(buf, data_len)) { | |
f6b5b4d7 TL |
6112 | ictx->io_work_queue->aio_write_zeroes(get_aio_completion(comp), off, len, 0, |
6113 | op_flags, true); | |
7c673cae FG |
6114 | tracepoint(librbd, aio_writesame_exit, 0); |
6115 | return 0; | |
6116 | } | |
6117 | ||
9f95a23c | 6118 | auto aio_completion = get_aio_completion(comp); |
7c673cae | 6119 | bufferlist bl; |
9f95a23c TL |
6120 | bl.push_back(create_write_raw(ictx, buf, data_len, aio_completion)); |
6121 | ictx->io_work_queue->aio_writesame(aio_completion, off, len, std::move(bl), | |
6122 | op_flags); | |
7c673cae FG |
6123 | tracepoint(librbd, aio_writesame_exit, 0); |
6124 | return 0; | |
6125 | } | |
6126 | ||
f6b5b4d7 TL |
6127 | extern "C" int rbd_aio_write_zeroes(rbd_image_t image, uint64_t off, size_t len, |
6128 | rbd_completion_t c, int zero_flags, | |
6129 | int op_flags) | |
6130 | { | |
6131 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6132 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6133 | ||
6134 | ictx->io_work_queue->aio_write_zeroes( | |
6135 | get_aio_completion(comp), off, len, zero_flags, op_flags, true); | |
6136 | return 0; | |
6137 | } | |
6138 | ||
c07f9fc5 FG |
6139 | extern "C" ssize_t rbd_aio_compare_and_write(rbd_image_t image, uint64_t off, |
6140 | size_t len, const char *cmp_buf, | |
6141 | const char *buf, rbd_completion_t c, | |
6142 | uint64_t *mismatch_off, | |
6143 | int op_flags) | |
6144 | { | |
6145 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6146 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6147 | tracepoint(librbd, aio_compare_and_write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
6148 | ictx->read_only, off, len, cmp_buf, buf, comp->pc, op_flags); | |
6149 | ||
9f95a23c | 6150 | auto aio_completion = get_aio_completion(comp); |
c07f9fc5 | 6151 | bufferlist cmp_bl; |
9f95a23c | 6152 | cmp_bl.push_back(create_write_raw(ictx, cmp_buf, len, aio_completion)); |
c07f9fc5 | 6153 | bufferlist bl; |
9f95a23c TL |
6154 | bl.push_back(create_write_raw(ictx, buf, len, aio_completion)); |
6155 | ictx->io_work_queue->aio_compare_and_write(aio_completion, off, len, | |
c07f9fc5 FG |
6156 | std::move(cmp_bl), std::move(bl), |
6157 | mismatch_off, op_flags, false); | |
6158 | ||
6159 | tracepoint(librbd, aio_compare_and_write_exit, 0); | |
6160 | return 0; | |
6161 | } | |
6162 | ||
7c673cae FG |
6163 | extern "C" int rbd_invalidate_cache(rbd_image_t image) |
6164 | { | |
6165 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6166 | tracepoint(librbd, invalidate_cache_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
6167 | int r = librbd::invalidate_cache(ictx); | |
6168 | tracepoint(librbd, invalidate_cache_exit, r); | |
6169 | return r; | |
6170 | } | |
6171 | ||
6172 | extern "C" int rbd_poll_io_events(rbd_image_t image, rbd_completion_t *comps, int numcomp) | |
6173 | { | |
6174 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6175 | librbd::io::AioCompletion *cs[numcomp]; | |
6176 | tracepoint(librbd, poll_io_events_enter, ictx, numcomp); | |
6177 | int r = librbd::poll_io_events(ictx, cs, numcomp); | |
6178 | tracepoint(librbd, poll_io_events_exit, r); | |
6179 | if (r > 0) { | |
6180 | for (int i = 0; i < r; ++i) | |
6181 | comps[i] = cs[i]->rbd_comp; | |
6182 | } | |
6183 | return r; | |
6184 | } | |
6185 | ||
6186 | extern "C" int rbd_metadata_get(rbd_image_t image, const char *key, char *value, size_t *vallen) | |
6187 | { | |
6188 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6189 | string val_s; | |
6190 | tracepoint(librbd, metadata_get_enter, ictx, key); | |
6191 | int r = librbd::metadata_get(ictx, key, &val_s); | |
6192 | if (r < 0) { | |
6193 | tracepoint(librbd, metadata_get_exit, r, key, NULL); | |
6194 | return r; | |
6195 | } | |
6196 | if (*vallen < val_s.size() + 1) { | |
6197 | r = -ERANGE; | |
6198 | *vallen = val_s.size() + 1; | |
6199 | tracepoint(librbd, metadata_get_exit, r, key, NULL); | |
6200 | } else { | |
6201 | strncpy(value, val_s.c_str(), val_s.size() + 1); | |
6202 | tracepoint(librbd, metadata_get_exit, r, key, value); | |
6203 | } | |
6204 | return r; | |
6205 | } | |
6206 | ||
6207 | extern "C" int rbd_metadata_set(rbd_image_t image, const char *key, const char *value) | |
6208 | { | |
6209 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6210 | tracepoint(librbd, metadata_set_enter, ictx, key, value); | |
6211 | int r = ictx->operations->metadata_set(key, value); | |
6212 | tracepoint(librbd, metadata_set_exit, r); | |
6213 | return r; | |
6214 | } | |
6215 | ||
6216 | extern "C" int rbd_metadata_remove(rbd_image_t image, const char *key) | |
6217 | { | |
6218 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6219 | tracepoint(librbd, metadata_remove_enter, ictx, key); | |
6220 | int r = ictx->operations->metadata_remove(key); | |
6221 | tracepoint(librbd, metadata_remove_exit, r); | |
6222 | return r; | |
6223 | } | |
6224 | ||
6225 | extern "C" int rbd_metadata_list(rbd_image_t image, const char *start, uint64_t max, | |
6226 | char *key, size_t *key_len, char *value, size_t *val_len) | |
6227 | { | |
6228 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6229 | tracepoint(librbd, metadata_list_enter, ictx); | |
6230 | map<string, bufferlist> pairs; | |
6231 | int r = librbd::metadata_list(ictx, start, max, &pairs); | |
6232 | size_t key_total_len = 0, val_total_len = 0; | |
6233 | bool too_short = false; | |
6234 | for (map<string, bufferlist>::iterator it = pairs.begin(); | |
6235 | it != pairs.end(); ++it) { | |
6236 | key_total_len += it->first.size() + 1; | |
6237 | val_total_len += it->second.length() + 1; | |
6238 | } | |
6239 | if (*key_len < key_total_len || *val_len < val_total_len) | |
6240 | too_short = true; | |
6241 | *key_len = key_total_len; | |
6242 | *val_len = val_total_len; | |
6243 | if (too_short) { | |
6244 | tracepoint(librbd, metadata_list_exit, -ERANGE); | |
6245 | return -ERANGE; | |
6246 | } | |
6247 | ||
6248 | char *key_p = key, *value_p = value; | |
6249 | ||
6250 | for (map<string, bufferlist>::iterator it = pairs.begin(); | |
6251 | it != pairs.end(); ++it) { | |
6252 | strncpy(key_p, it->first.c_str(), it->first.size() + 1); | |
6253 | key_p += it->first.size() + 1; | |
6254 | strncpy(value_p, it->second.c_str(), it->second.length()); | |
6255 | value_p += it->second.length(); | |
6256 | *value_p = '\0'; | |
6257 | value_p++; | |
6258 | tracepoint(librbd, metadata_list_entry, it->first.c_str(), it->second.c_str()); | |
6259 | } | |
6260 | tracepoint(librbd, metadata_list_exit, r); | |
6261 | return r; | |
6262 | } | |
6263 | ||
6264 | extern "C" int rbd_mirror_image_enable(rbd_image_t image) | |
9f95a23c TL |
6265 | { |
6266 | return rbd_mirror_image_enable2(image, RBD_MIRROR_IMAGE_MODE_JOURNAL); | |
6267 | } | |
6268 | ||
6269 | extern "C" int rbd_mirror_image_enable2(rbd_image_t image, | |
6270 | rbd_mirror_image_mode_t mode) | |
7c673cae FG |
6271 | { |
6272 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
9f95a23c | 6273 | return librbd::api::Mirror<>::image_enable(ictx, mode, false); |
7c673cae FG |
6274 | } |
6275 | ||
6276 | extern "C" int rbd_mirror_image_disable(rbd_image_t image, bool force) | |
6277 | { | |
6278 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6279 | return librbd::api::Mirror<>::image_disable(ictx, force); | |
6280 | } | |
6281 | ||
6282 | extern "C" int rbd_mirror_image_promote(rbd_image_t image, bool force) | |
6283 | { | |
6284 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6285 | return librbd::api::Mirror<>::image_promote(ictx, force); | |
6286 | } | |
6287 | ||
6288 | extern "C" int rbd_mirror_image_demote(rbd_image_t image) | |
6289 | { | |
6290 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6291 | return librbd::api::Mirror<>::image_demote(ictx); | |
6292 | } | |
6293 | ||
6294 | extern "C" int rbd_mirror_image_resync(rbd_image_t image) | |
6295 | { | |
6296 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6297 | return librbd::api::Mirror<>::image_resync(ictx); | |
6298 | } | |
6299 | ||
9f95a23c TL |
6300 | extern "C" int rbd_mirror_image_create_snapshot(rbd_image_t image, |
6301 | uint64_t *snap_id) | |
6302 | { | |
6303 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6304 | return librbd::api::Mirror<>::image_snapshot_create(ictx, snap_id); | |
6305 | } | |
6306 | ||
7c673cae FG |
6307 | extern "C" int rbd_mirror_image_get_info(rbd_image_t image, |
6308 | rbd_mirror_image_info_t *mirror_image_info, | |
6309 | size_t info_size) | |
6310 | { | |
6311 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6312 | ||
11fdf7f2 TL |
6313 | if (sizeof(rbd_mirror_image_info_t) != info_size) { |
6314 | return -ERANGE; | |
6315 | } | |
6316 | ||
7c673cae | 6317 | librbd::mirror_image_info_t cpp_mirror_image; |
11fdf7f2 | 6318 | int r = librbd::api::Mirror<>::image_get_info(ictx, &cpp_mirror_image); |
7c673cae FG |
6319 | if (r < 0) { |
6320 | return r; | |
6321 | } | |
6322 | ||
6323 | mirror_image_info_cpp_to_c(cpp_mirror_image, mirror_image_info); | |
6324 | return 0; | |
6325 | } | |
6326 | ||
9f95a23c TL |
6327 | extern "C" void rbd_mirror_image_get_info_cleanup( |
6328 | rbd_mirror_image_info_t *mirror_image_info) | |
6329 | { | |
6330 | free(mirror_image_info->global_id); | |
6331 | } | |
6332 | ||
6333 | extern "C" int rbd_mirror_image_get_mode(rbd_image_t image, | |
6334 | rbd_mirror_image_mode_t *mode) | |
6335 | { | |
6336 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6337 | ||
6338 | return librbd::api::Mirror<>::image_get_mode(ictx, mode); | |
6339 | } | |
6340 | ||
6341 | extern "C" int rbd_mirror_image_get_global_status( | |
6342 | rbd_image_t image, rbd_mirror_image_global_status_t *status, | |
6343 | size_t status_size) | |
6344 | { | |
6345 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6346 | ||
6347 | if (sizeof(rbd_mirror_image_global_status_t) != status_size) { | |
6348 | return -ERANGE; | |
6349 | } | |
6350 | ||
6351 | librbd::mirror_image_global_status_t cpp_status; | |
6352 | int r = librbd::api::Mirror<>::image_get_global_status(ictx, &cpp_status); | |
6353 | if (r < 0) { | |
6354 | return r; | |
6355 | } | |
6356 | ||
6357 | mirror_image_global_status_cpp_to_c(cpp_status, status); | |
6358 | return 0; | |
6359 | } | |
6360 | ||
6361 | #pragma GCC diagnostic push | |
6362 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
6363 | ||
7c673cae FG |
6364 | extern "C" int rbd_mirror_image_get_status(rbd_image_t image, |
6365 | rbd_mirror_image_status_t *status, | |
6366 | size_t status_size) | |
6367 | { | |
6368 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6369 | ||
11fdf7f2 TL |
6370 | if (sizeof(rbd_mirror_image_status_t) != status_size) { |
6371 | return -ERANGE; | |
6372 | } | |
6373 | ||
9f95a23c TL |
6374 | librbd::mirror_image_global_status_t cpp_status; |
6375 | int r = librbd::api::Mirror<>::image_get_global_status(ictx, &cpp_status); | |
7c673cae FG |
6376 | if (r < 0) { |
6377 | return r; | |
6378 | } | |
6379 | ||
9f95a23c | 6380 | mirror_image_global_status_cpp_to_c(cpp_status, status); |
7c673cae FG |
6381 | return 0; |
6382 | } | |
6383 | ||
9f95a23c TL |
6384 | #pragma GCC diagnostic pop |
6385 | ||
11fdf7f2 TL |
6386 | extern "C" int rbd_mirror_image_get_instance_id(rbd_image_t image, |
6387 | char *instance_id, | |
6388 | size_t *instance_id_max_length) | |
6389 | { | |
6390 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6391 | ||
6392 | std::string cpp_instance_id; | |
6393 | int r = librbd::api::Mirror<>::image_get_instance_id(ictx, &cpp_instance_id); | |
6394 | if (r < 0) { | |
6395 | return r; | |
6396 | } | |
6397 | ||
6398 | if (cpp_instance_id.size() >= *instance_id_max_length) { | |
6399 | *instance_id_max_length = cpp_instance_id.size() + 1; | |
6400 | return -ERANGE; | |
6401 | } | |
6402 | ||
6403 | strcpy(instance_id, cpp_instance_id.c_str()); | |
6404 | *instance_id_max_length = cpp_instance_id.size() + 1; | |
6405 | return 0; | |
6406 | } | |
6407 | ||
7c673cae FG |
6408 | extern "C" int rbd_aio_mirror_image_promote(rbd_image_t image, bool force, |
6409 | rbd_completion_t c) { | |
6410 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6411 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6412 | librbd::api::Mirror<>::image_promote( | |
6413 | ictx, force, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6414 | get_aio_completion(comp))); | |
6415 | return 0; | |
6416 | } | |
6417 | ||
6418 | extern "C" int rbd_aio_mirror_image_demote(rbd_image_t image, | |
6419 | rbd_completion_t c) { | |
6420 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6421 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6422 | librbd::api::Mirror<>::image_demote( | |
6423 | ictx, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6424 | get_aio_completion(comp))); | |
6425 | return 0; | |
6426 | } | |
6427 | ||
6428 | extern "C" int rbd_aio_mirror_image_get_info(rbd_image_t image, | |
6429 | rbd_mirror_image_info_t *info, | |
6430 | size_t info_size, | |
6431 | rbd_completion_t c) { | |
6432 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6433 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6434 | ||
11fdf7f2 | 6435 | if (sizeof(rbd_mirror_image_info_t) != info_size) { |
7c673cae FG |
6436 | return -ERANGE; |
6437 | } | |
6438 | ||
6439 | auto ctx = new C_MirrorImageGetInfo( | |
6440 | info, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6441 | get_aio_completion(comp))); | |
6442 | librbd::api::Mirror<>::image_get_info( | |
11fdf7f2 | 6443 | ictx, &ctx->cpp_mirror_image_info, ctx); |
7c673cae FG |
6444 | return 0; |
6445 | } | |
6446 | ||
9f95a23c TL |
6447 | extern "C" int rbd_aio_mirror_image_get_mode(rbd_image_t image, |
6448 | rbd_mirror_image_mode_t *mode, | |
6449 | rbd_completion_t c) { | |
6450 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6451 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6452 | ||
6453 | librbd::api::Mirror<>::image_get_mode( | |
6454 | ictx, mode, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6455 | get_aio_completion(comp))); | |
6456 | return 0; | |
6457 | } | |
6458 | ||
6459 | extern "C" int rbd_aio_mirror_image_get_global_status( | |
6460 | rbd_image_t image, rbd_mirror_image_global_status_t *status, | |
6461 | size_t status_size, rbd_completion_t c) { | |
6462 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6463 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6464 | ||
6465 | if (sizeof(rbd_mirror_image_global_status_t) != status_size) { | |
6466 | return -ERANGE; | |
6467 | } | |
6468 | ||
6469 | auto ctx = new C_MirrorImageGetGlobalStatus( | |
6470 | status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6471 | get_aio_completion(comp))); | |
6472 | librbd::api::Mirror<>::image_get_global_status( | |
6473 | ictx, &ctx->cpp_mirror_image_global_status, ctx); | |
6474 | return 0; | |
6475 | } | |
6476 | ||
6477 | #pragma GCC diagnostic push | |
6478 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
6479 | ||
6480 | extern "C" int rbd_aio_mirror_image_get_status( | |
6481 | rbd_image_t image, rbd_mirror_image_status_t *status, size_t status_size, | |
6482 | rbd_completion_t c) { | |
7c673cae FG |
6483 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; |
6484 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6485 | ||
11fdf7f2 | 6486 | if (sizeof(rbd_mirror_image_status_t) != status_size) { |
7c673cae FG |
6487 | return -ERANGE; |
6488 | } | |
6489 | ||
6490 | auto ctx = new C_MirrorImageGetStatus( | |
6491 | status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6492 | get_aio_completion(comp))); | |
9f95a23c TL |
6493 | librbd::api::Mirror<>::image_get_global_status( |
6494 | ictx, &ctx->cpp_mirror_image_global_status, ctx); | |
7c673cae FG |
6495 | return 0; |
6496 | } | |
6497 | ||
9f95a23c TL |
6498 | #pragma GCC diagnostic pop |
6499 | ||
7c673cae FG |
6500 | extern "C" int rbd_update_watch(rbd_image_t image, uint64_t *handle, |
6501 | rbd_update_callback_t watch_cb, void *arg) | |
6502 | { | |
6503 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6504 | C_UpdateWatchCB *wctx = new C_UpdateWatchCB(watch_cb, arg); | |
6505 | tracepoint(librbd, update_watch_enter, ictx, wctx); | |
6506 | int r = ictx->state->register_update_watcher(wctx, &wctx->handle); | |
6507 | tracepoint(librbd, update_watch_exit, r, wctx->handle); | |
6508 | *handle = reinterpret_cast<uint64_t>(wctx); | |
6509 | return r; | |
6510 | } | |
6511 | ||
6512 | extern "C" int rbd_update_unwatch(rbd_image_t image, uint64_t handle) | |
6513 | { | |
6514 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6515 | C_UpdateWatchCB *wctx = reinterpret_cast<C_UpdateWatchCB *>(handle); | |
6516 | tracepoint(librbd, update_unwatch_enter, ictx, wctx->handle); | |
6517 | int r = ictx->state->unregister_update_watcher(wctx->handle); | |
6518 | delete wctx; | |
6519 | tracepoint(librbd, update_unwatch_exit, r); | |
6520 | return r; | |
6521 | } | |
6522 | ||
6523 | extern "C" int rbd_aio_is_complete(rbd_completion_t c) | |
6524 | { | |
6525 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6526 | return comp->is_complete(); | |
6527 | } | |
6528 | ||
6529 | extern "C" int rbd_aio_wait_for_complete(rbd_completion_t c) | |
6530 | { | |
6531 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6532 | return comp->wait_for_complete(); | |
6533 | } | |
6534 | ||
6535 | extern "C" ssize_t rbd_aio_get_return_value(rbd_completion_t c) | |
6536 | { | |
6537 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6538 | return comp->get_return_value(); | |
6539 | } | |
6540 | ||
6541 | extern "C" void *rbd_aio_get_arg(rbd_completion_t c) | |
6542 | { | |
6543 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6544 | return comp->get_arg(); | |
6545 | } | |
6546 | ||
6547 | extern "C" void rbd_aio_release(rbd_completion_t c) | |
6548 | { | |
6549 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6550 | comp->release(); | |
6551 | } | |
6552 | ||
11fdf7f2 TL |
6553 | extern "C" int rbd_group_create(rados_ioctx_t p, const char *name) |
6554 | { | |
6555 | librados::IoCtx io_ctx; | |
6556 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6557 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6558 | tracepoint(librbd, group_create_enter, io_ctx.get_pool_name().c_str(), | |
6559 | io_ctx.get_id(), name); | |
6560 | int r = librbd::api::Group<>::create(io_ctx, name); | |
6561 | tracepoint(librbd, group_create_exit, r); | |
6562 | return r; | |
6563 | } | |
6564 | ||
6565 | extern "C" int rbd_group_remove(rados_ioctx_t p, const char *name) | |
6566 | { | |
6567 | librados::IoCtx io_ctx; | |
6568 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6569 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6570 | tracepoint(librbd, group_remove_enter, io_ctx.get_pool_name().c_str(), | |
6571 | io_ctx.get_id(), name); | |
6572 | int r = librbd::api::Group<>::remove(io_ctx, name); | |
6573 | tracepoint(librbd, group_remove_exit, r); | |
6574 | return r; | |
6575 | } | |
6576 | ||
6577 | extern "C" int rbd_group_list(rados_ioctx_t p, char *names, size_t *size) | |
6578 | { | |
6579 | librados::IoCtx io_ctx; | |
6580 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6581 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6582 | tracepoint(librbd, group_list_enter, io_ctx.get_pool_name().c_str(), | |
6583 | io_ctx.get_id()); | |
6584 | ||
6585 | vector<string> cpp_names; | |
6586 | int r = librbd::api::Group<>::list(io_ctx, &cpp_names); | |
6587 | ||
6588 | if (r < 0) { | |
6589 | tracepoint(librbd, group_list_exit, r); | |
6590 | return r; | |
6591 | } | |
6592 | ||
6593 | size_t expected_size = 0; | |
6594 | ||
6595 | for (size_t i = 0; i < cpp_names.size(); i++) { | |
6596 | expected_size += cpp_names[i].size() + 1; | |
6597 | } | |
6598 | if (*size < expected_size) { | |
6599 | *size = expected_size; | |
6600 | tracepoint(librbd, group_list_exit, -ERANGE); | |
6601 | return -ERANGE; | |
6602 | } | |
6603 | ||
6604 | if (names == NULL) { | |
6605 | tracepoint(librbd, group_list_exit, -EINVAL); | |
6606 | return -EINVAL; | |
6607 | } | |
6608 | ||
6609 | for (int i = 0; i < (int)cpp_names.size(); i++) { | |
6610 | const char* name = cpp_names[i].c_str(); | |
6611 | tracepoint(librbd, group_list_entry, name); | |
6612 | strcpy(names, name); | |
6613 | names += strlen(names) + 1; | |
6614 | } | |
6615 | tracepoint(librbd, group_list_exit, (int)expected_size); | |
6616 | return (int)expected_size; | |
6617 | } | |
6618 | ||
6619 | extern "C" int rbd_group_rename(rados_ioctx_t p, const char *src_name, | |
6620 | const char *dest_name) | |
6621 | { | |
6622 | librados::IoCtx io_ctx; | |
6623 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6624 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6625 | tracepoint(librbd, group_rename_enter, io_ctx.get_pool_name().c_str(), | |
6626 | io_ctx.get_id(), src_name, dest_name); | |
6627 | int r = librbd::api::Group<>::rename(io_ctx, src_name, dest_name); | |
6628 | tracepoint(librbd, group_rename_exit, r); | |
6629 | return r; | |
6630 | } | |
6631 | ||
6632 | extern "C" int rbd_group_image_add(rados_ioctx_t group_p, | |
6633 | const char *group_name, | |
6634 | rados_ioctx_t image_p, | |
6635 | const char *image_name) | |
6636 | { | |
6637 | librados::IoCtx group_ioctx; | |
6638 | librados::IoCtx image_ioctx; | |
6639 | ||
6640 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6641 | librados::IoCtx::from_rados_ioctx_t(image_p, image_ioctx); | |
6642 | ||
6643 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6644 | tracepoint(librbd, group_image_add_enter, group_ioctx.get_pool_name().c_str(), | |
6645 | group_ioctx.get_id(), group_name, image_ioctx.get_pool_name().c_str(), | |
6646 | image_ioctx.get_id(), image_name); | |
6647 | ||
6648 | int r = librbd::api::Group<>::image_add(group_ioctx, group_name, image_ioctx, | |
6649 | image_name); | |
6650 | ||
6651 | tracepoint(librbd, group_image_add_exit, r); | |
6652 | return r; | |
6653 | } | |
6654 | ||
6655 | extern "C" int rbd_group_image_remove(rados_ioctx_t group_p, | |
6656 | const char *group_name, | |
6657 | rados_ioctx_t image_p, | |
6658 | const char *image_name) | |
6659 | { | |
6660 | librados::IoCtx group_ioctx; | |
6661 | librados::IoCtx image_ioctx; | |
6662 | ||
6663 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6664 | librados::IoCtx::from_rados_ioctx_t(image_p, image_ioctx); | |
6665 | ||
6666 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6667 | tracepoint(librbd, group_image_remove_enter, group_ioctx.get_pool_name().c_str(), | |
6668 | group_ioctx.get_id(), group_name, image_ioctx.get_pool_name().c_str(), | |
6669 | image_ioctx.get_id(), image_name); | |
6670 | ||
6671 | int r = librbd::api::Group<>::image_remove(group_ioctx, group_name, | |
6672 | image_ioctx, image_name); | |
6673 | ||
6674 | tracepoint(librbd, group_image_remove_exit, r); | |
6675 | return r; | |
6676 | } | |
6677 | ||
6678 | extern "C" int rbd_group_image_remove_by_id(rados_ioctx_t group_p, | |
6679 | const char *group_name, | |
6680 | rados_ioctx_t image_p, | |
6681 | const char *image_id) | |
6682 | { | |
6683 | librados::IoCtx group_ioctx; | |
6684 | librados::IoCtx image_ioctx; | |
6685 | ||
6686 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6687 | librados::IoCtx::from_rados_ioctx_t(image_p, image_ioctx); | |
6688 | ||
6689 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6690 | tracepoint(librbd, group_image_remove_by_id_enter, | |
6691 | group_ioctx.get_pool_name().c_str(), | |
6692 | group_ioctx.get_id(), group_name, | |
6693 | image_ioctx.get_pool_name().c_str(), | |
6694 | image_ioctx.get_id(), image_id); | |
6695 | ||
6696 | int r = librbd::api::Group<>::image_remove_by_id(group_ioctx, group_name, | |
6697 | image_ioctx, image_id); | |
6698 | ||
6699 | tracepoint(librbd, group_image_remove_by_id_exit, r); | |
6700 | return r; | |
6701 | } | |
6702 | ||
6703 | extern "C" int rbd_group_image_list(rados_ioctx_t group_p, | |
6704 | const char *group_name, | |
6705 | rbd_group_image_info_t *images, | |
6706 | size_t group_image_info_size, | |
6707 | size_t *image_size) | |
6708 | { | |
6709 | librados::IoCtx group_ioctx; | |
6710 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6711 | ||
6712 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6713 | tracepoint(librbd, group_image_list_enter, | |
6714 | group_ioctx.get_pool_name().c_str(), | |
6715 | group_ioctx.get_id(), group_name); | |
92f5a8d4 | 6716 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
6717 | memset(images, 0, sizeof(*images) * *image_size); |
6718 | ||
6719 | if (group_image_info_size != sizeof(rbd_group_image_info_t)) { | |
6720 | *image_size = 0; | |
6721 | tracepoint(librbd, group_image_list_exit, -ERANGE); | |
6722 | return -ERANGE; | |
6723 | } | |
6724 | ||
6725 | std::vector<librbd::group_image_info_t> cpp_images; | |
6726 | int r = librbd::api::Group<>::image_list(group_ioctx, group_name, | |
6727 | &cpp_images); | |
6728 | ||
6729 | if (r == -ENOENT) { | |
6730 | tracepoint(librbd, group_image_list_exit, 0); | |
6731 | *image_size = 0; | |
6732 | return 0; | |
6733 | } | |
6734 | ||
6735 | if (r < 0) { | |
6736 | tracepoint(librbd, group_image_list_exit, r); | |
6737 | return r; | |
6738 | } | |
6739 | ||
6740 | if (*image_size < cpp_images.size()) { | |
6741 | *image_size = cpp_images.size(); | |
6742 | tracepoint(librbd, group_image_list_exit, -ERANGE); | |
6743 | return -ERANGE; | |
6744 | } | |
6745 | ||
6746 | for (size_t i = 0; i < cpp_images.size(); ++i) { | |
6747 | group_image_status_cpp_to_c(cpp_images[i], &images[i]); | |
6748 | } | |
6749 | ||
6750 | r = *image_size = cpp_images.size(); | |
6751 | tracepoint(librbd, group_image_list_exit, r); | |
6752 | return r; | |
6753 | } | |
6754 | ||
6755 | extern "C" int rbd_group_info_cleanup(rbd_group_info_t *group_info, | |
6756 | size_t group_info_size) { | |
6757 | if (group_info_size != sizeof(rbd_group_info_t)) { | |
6758 | return -ERANGE; | |
6759 | } | |
6760 | ||
6761 | free(group_info->name); | |
6762 | return 0; | |
6763 | } | |
6764 | ||
6765 | extern "C" int rbd_group_image_list_cleanup(rbd_group_image_info_t *images, | |
6766 | size_t group_image_info_size, | |
6767 | size_t len) { | |
6768 | if (group_image_info_size != sizeof(rbd_group_image_info_t)) { | |
6769 | return -ERANGE; | |
6770 | } | |
6771 | ||
6772 | for (size_t i = 0; i < len; ++i) { | |
6773 | free(images[i].name); | |
6774 | } | |
6775 | return 0; | |
6776 | } | |
6777 | ||
6778 | extern "C" int rbd_group_snap_create(rados_ioctx_t group_p, | |
6779 | const char *group_name, | |
6780 | const char *snap_name) | |
6781 | { | |
6782 | librados::IoCtx group_ioctx; | |
6783 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6784 | ||
6785 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6786 | tracepoint(librbd, group_snap_create_enter, | |
6787 | group_ioctx.get_pool_name().c_str(), | |
6788 | group_ioctx.get_id(), group_name, snap_name); | |
6789 | ||
6790 | int r = librbd::api::Group<>::snap_create(group_ioctx, group_name, snap_name); | |
6791 | ||
6792 | tracepoint(librbd, group_snap_create_exit, r); | |
6793 | ||
6794 | return r; | |
6795 | } | |
6796 | ||
6797 | extern "C" int rbd_group_snap_remove(rados_ioctx_t group_p, | |
6798 | const char *group_name, | |
6799 | const char *snap_name) | |
6800 | { | |
6801 | librados::IoCtx group_ioctx; | |
6802 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6803 | ||
6804 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6805 | tracepoint(librbd, group_snap_remove_enter, | |
6806 | group_ioctx.get_pool_name().c_str(), | |
6807 | group_ioctx.get_id(), group_name, snap_name); | |
6808 | ||
6809 | int r = librbd::api::Group<>::snap_remove(group_ioctx, group_name, snap_name); | |
6810 | ||
6811 | tracepoint(librbd, group_snap_remove_exit, r); | |
6812 | ||
6813 | return r; | |
6814 | } | |
6815 | ||
6816 | extern "C" int rbd_group_snap_rename(rados_ioctx_t group_p, | |
6817 | const char *group_name, | |
6818 | const char *old_snap_name, | |
6819 | const char *new_snap_name) | |
6820 | { | |
6821 | librados::IoCtx group_ioctx; | |
6822 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6823 | ||
6824 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6825 | tracepoint(librbd, group_snap_rename_enter, | |
6826 | group_ioctx.get_pool_name().c_str(), group_ioctx.get_id(), | |
6827 | group_name, old_snap_name, new_snap_name); | |
6828 | ||
6829 | int r = librbd::api::Group<>::snap_rename(group_ioctx, group_name, | |
6830 | old_snap_name, new_snap_name); | |
6831 | ||
6832 | tracepoint(librbd, group_snap_list_exit, r); | |
6833 | return r; | |
6834 | } | |
6835 | ||
6836 | extern "C" int rbd_group_snap_list(rados_ioctx_t group_p, | |
6837 | const char *group_name, | |
6838 | rbd_group_snap_info_t *snaps, | |
6839 | size_t group_snap_info_size, | |
6840 | size_t *snaps_size) | |
6841 | { | |
6842 | librados::IoCtx group_ioctx; | |
6843 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6844 | ||
6845 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6846 | tracepoint(librbd, group_snap_list_enter, group_ioctx.get_pool_name().c_str(), | |
6847 | group_ioctx.get_id(), group_name); | |
92f5a8d4 | 6848 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
6849 | memset(snaps, 0, sizeof(*snaps) * *snaps_size); |
6850 | ||
6851 | if (group_snap_info_size != sizeof(rbd_group_snap_info_t)) { | |
6852 | *snaps_size = 0; | |
6853 | tracepoint(librbd, group_snap_list_exit, -ERANGE); | |
6854 | return -ERANGE; | |
6855 | } | |
6856 | ||
6857 | std::vector<librbd::group_snap_info_t> cpp_snaps; | |
6858 | int r = librbd::api::Group<>::snap_list(group_ioctx, group_name, &cpp_snaps); | |
6859 | ||
6860 | if (r == -ENOENT) { | |
6861 | *snaps_size = 0; | |
6862 | tracepoint(librbd, group_snap_list_exit, 0); | |
6863 | return 0; | |
6864 | } | |
6865 | ||
6866 | if (r < 0) { | |
6867 | tracepoint(librbd, group_snap_list_exit, r); | |
6868 | return r; | |
6869 | } | |
6870 | ||
6871 | if (*snaps_size < cpp_snaps.size()) { | |
6872 | *snaps_size = cpp_snaps.size(); | |
6873 | tracepoint(librbd, group_snap_list_exit, -ERANGE); | |
6874 | return -ERANGE; | |
6875 | } | |
6876 | ||
6877 | for (size_t i = 0; i < cpp_snaps.size(); ++i) { | |
6878 | group_snap_info_cpp_to_c(cpp_snaps[i], &snaps[i]); | |
6879 | } | |
6880 | ||
6881 | r = *snaps_size = cpp_snaps.size(); | |
6882 | tracepoint(librbd, group_snap_list_exit, r); | |
6883 | return r; | |
6884 | } | |
6885 | ||
6886 | extern "C" int rbd_group_snap_list_cleanup(rbd_group_snap_info_t *snaps, | |
6887 | size_t group_snap_info_size, | |
6888 | size_t len) { | |
6889 | if (group_snap_info_size != sizeof(rbd_group_snap_info_t)) { | |
6890 | return -ERANGE; | |
6891 | } | |
6892 | ||
6893 | for (size_t i = 0; i < len; ++i) { | |
6894 | free(snaps[i].name); | |
6895 | } | |
6896 | return 0; | |
6897 | } | |
6898 | ||
6899 | extern "C" int rbd_group_snap_rollback(rados_ioctx_t group_p, | |
6900 | const char *group_name, | |
6901 | const char *snap_name) | |
6902 | { | |
6903 | librados::IoCtx group_ioctx; | |
6904 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6905 | ||
6906 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6907 | tracepoint(librbd, group_snap_rollback_enter, | |
6908 | group_ioctx.get_pool_name().c_str(), | |
6909 | group_ioctx.get_id(), group_name, snap_name); | |
6910 | ||
6911 | librbd::NoOpProgressContext prog_ctx; | |
6912 | int r = librbd::api::Group<>::snap_rollback(group_ioctx, group_name, | |
6913 | snap_name, prog_ctx); | |
6914 | ||
6915 | tracepoint(librbd, group_snap_rollback_exit, r); | |
6916 | ||
6917 | return r; | |
6918 | } | |
6919 | ||
6920 | extern "C" int rbd_group_snap_rollback_with_progress(rados_ioctx_t group_p, | |
6921 | const char *group_name, | |
6922 | const char *snap_name, | |
6923 | librbd_progress_fn_t cb, | |
6924 | void *cbdata) | |
6925 | { | |
6926 | librados::IoCtx group_ioctx; | |
6927 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6928 | ||
6929 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6930 | tracepoint(librbd, group_snap_rollback_enter, | |
6931 | group_ioctx.get_pool_name().c_str(), | |
6932 | group_ioctx.get_id(), group_name, snap_name); | |
6933 | ||
6934 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
6935 | int r = librbd::api::Group<>::snap_rollback(group_ioctx, group_name, | |
6936 | snap_name, prog_ctx); | |
6937 | ||
6938 | tracepoint(librbd, group_snap_rollback_exit, r); | |
6939 | ||
6940 | return r; | |
6941 | } | |
6942 | ||
6943 | extern "C" int rbd_snap_get_namespace_type(rbd_image_t image, | |
6944 | uint64_t snap_id, | |
6945 | rbd_snap_namespace_type_t *namespace_type) { | |
6946 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6947 | tracepoint(librbd, snap_get_namespace_type_enter, ictx, ictx->name.c_str()); | |
6948 | int r = librbd::api::Snapshot<>::get_namespace_type(ictx, snap_id, | |
6949 | namespace_type); | |
6950 | tracepoint(librbd, snap_get_namespace_type_exit, r); | |
6951 | return r; | |
6952 | } | |
6953 | ||
6954 | extern "C" int rbd_snap_get_group_namespace(rbd_image_t image, uint64_t snap_id, | |
6955 | rbd_snap_group_namespace_t *group_snap, | |
6956 | size_t snap_group_namespace_size) { | |
6957 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6958 | tracepoint(librbd, snap_get_group_namespace_enter, ictx, | |
6959 | ictx->name.c_str()); | |
6960 | ||
6961 | if (snap_group_namespace_size != sizeof(rbd_snap_group_namespace_t)) { | |
6962 | tracepoint(librbd, snap_get_group_namespace_exit, -ERANGE); | |
6963 | return -ERANGE; | |
6964 | } | |
6965 | ||
6966 | librbd::snap_group_namespace_t group_namespace; | |
6967 | int r = librbd::api::Snapshot<>::get_group_namespace(ictx, snap_id, | |
6968 | &group_namespace); | |
6969 | if (r >= 0) { | |
6970 | group_snap->group_pool = group_namespace.group_pool; | |
6971 | group_snap->group_name = strdup(group_namespace.group_name.c_str()); | |
6972 | group_snap->group_snap_name = | |
6973 | strdup(group_namespace.group_snap_name.c_str()); | |
6974 | } | |
6975 | ||
6976 | tracepoint(librbd, snap_get_group_namespace_exit, r); | |
6977 | return r; | |
6978 | } | |
6979 | ||
6980 | extern "C" int rbd_snap_group_namespace_cleanup(rbd_snap_group_namespace_t *group_snap, | |
6981 | size_t snap_group_namespace_size) { | |
6982 | if (snap_group_namespace_size != sizeof(rbd_snap_group_namespace_t)) { | |
11fdf7f2 TL |
6983 | return -ERANGE; |
6984 | } | |
6985 | ||
6986 | free(group_snap->group_name); | |
6987 | free(group_snap->group_snap_name); | |
6988 | return 0; | |
6989 | } | |
6990 | ||
6991 | extern "C" int rbd_snap_get_trash_namespace(rbd_image_t image, uint64_t snap_id, | |
6992 | char *original_name, | |
6993 | size_t max_length) { | |
6994 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6995 | ||
6996 | std::string cpp_original_name; | |
6997 | int r = librbd::api::Snapshot<>::get_trash_namespace(ictx, snap_id, | |
6998 | &cpp_original_name); | |
6999 | if (r < 0) { | |
7000 | return r; | |
7001 | } | |
7002 | ||
7003 | if (cpp_original_name.length() >= max_length) { | |
7004 | return -ERANGE; | |
7005 | } | |
7006 | ||
7007 | strcpy(original_name, cpp_original_name.c_str()); | |
7008 | return 0; | |
7009 | } | |
9f95a23c TL |
7010 | |
7011 | extern "C" int rbd_snap_get_mirror_namespace( | |
7012 | rbd_image_t image, uint64_t snap_id, | |
7013 | rbd_snap_mirror_namespace_t *mirror_snap, | |
7014 | size_t mirror_snap_size) { | |
7015 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
7016 | ||
7017 | if (mirror_snap_size != sizeof(rbd_snap_mirror_namespace_t)) { | |
7018 | return -ERANGE; | |
7019 | } | |
7020 | ||
7021 | librbd::snap_mirror_namespace_t mirror_namespace; | |
7022 | int r = librbd::api::Snapshot<>::get_mirror_namespace( | |
7023 | ictx, snap_id, &mirror_namespace); | |
7024 | if (r < 0) { | |
7025 | return r; | |
7026 | } | |
7027 | ||
7028 | mirror_snap->state = mirror_namespace.state; | |
7029 | mirror_snap->primary_mirror_uuid = | |
7030 | strdup(mirror_namespace.primary_mirror_uuid.c_str()); | |
7031 | mirror_snap->primary_snap_id = mirror_namespace.primary_snap_id; | |
7032 | mirror_snap->mirror_peer_uuids_count = | |
7033 | mirror_namespace.mirror_peer_uuids.size(); | |
7034 | size_t len = 0; | |
7035 | for (auto &peer : mirror_namespace.mirror_peer_uuids) { | |
7036 | len += peer.size() + 1; | |
7037 | } | |
7038 | mirror_snap->mirror_peer_uuids = (char *)malloc(len); | |
7039 | char *p = mirror_snap->mirror_peer_uuids; | |
7040 | for (auto &peer : mirror_namespace.mirror_peer_uuids) { | |
7041 | strncpy(p, peer.c_str(), peer.size() + 1); | |
7042 | p += peer.size() + 1; | |
7043 | } | |
7044 | mirror_snap->complete = mirror_namespace.complete; | |
7045 | mirror_snap->last_copied_object_number = | |
7046 | mirror_namespace.last_copied_object_number; | |
7047 | ||
7048 | return 0; | |
7049 | } | |
7050 | ||
7051 | extern "C" int rbd_snap_mirror_namespace_cleanup( | |
7052 | rbd_snap_mirror_namespace_t *mirror_snap, | |
7053 | size_t mirror_snap_size) { | |
7054 | if (mirror_snap_size != sizeof(rbd_snap_mirror_namespace_t)) { | |
7055 | return -ERANGE; | |
7056 | } | |
7057 | ||
7058 | free(mirror_snap->primary_mirror_uuid); | |
7059 | free(mirror_snap->mirror_peer_uuids); | |
7060 | return 0; | |
7061 | } | |
7062 | ||
11fdf7f2 TL |
7063 | extern "C" int rbd_watchers_list(rbd_image_t image, |
7064 | rbd_image_watcher_t *watchers, | |
7065 | size_t *max_watchers) { | |
7066 | std::list<librbd::image_watcher_t> watcher_list; | |
7067 | librbd::ImageCtx *ictx = (librbd::ImageCtx*)image; | |
7068 | ||
7069 | tracepoint(librbd, list_watchers_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
92f5a8d4 | 7070 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
7071 | memset(watchers, 0, sizeof(*watchers) * *max_watchers); |
7072 | int r = librbd::list_watchers(ictx, watcher_list); | |
7073 | if (r < 0) { | |
7074 | tracepoint(librbd, list_watchers_exit, r, 0); | |
7075 | return r; | |
7076 | } | |
7077 | ||
7078 | if (watcher_list.size() > *max_watchers) { | |
7079 | *max_watchers = watcher_list.size(); | |
7080 | tracepoint(librbd, list_watchers_exit, -ERANGE, watcher_list.size()); | |
7081 | return -ERANGE; | |
7082 | } | |
7083 | ||
7084 | *max_watchers = 0; | |
7085 | for (auto &watcher : watcher_list) { | |
7086 | tracepoint(librbd, list_watchers_entry, watcher.addr.c_str(), watcher.id, watcher.cookie); | |
7087 | watchers[*max_watchers].addr = strdup(watcher.addr.c_str()); | |
7088 | watchers[*max_watchers].id = watcher.id; | |
7089 | watchers[*max_watchers].cookie = watcher.cookie; | |
7090 | *max_watchers += 1; | |
7091 | } | |
7092 | ||
7093 | tracepoint(librbd, list_watchers_exit, r, watcher_list.size()); | |
7094 | return 0; | |
7095 | } | |
7096 | ||
7097 | extern "C" void rbd_watchers_list_cleanup(rbd_image_watcher_t *watchers, | |
7098 | size_t num_watchers) { | |
7099 | for (size_t i = 0; i < num_watchers; ++i) { | |
7100 | free(watchers[i].addr); | |
7101 | } | |
7102 | } | |
7103 | ||
7104 | extern "C" int rbd_config_image_list(rbd_image_t image, | |
7105 | rbd_config_option_t *options, | |
7106 | int *max_options) { | |
7107 | librbd::ImageCtx *ictx = (librbd::ImageCtx*)image; | |
7108 | ||
7109 | std::vector<librbd::config_option_t> option_vector; | |
7110 | int r = librbd::api::Config<>::list(ictx, &option_vector); | |
7111 | if (r < 0) { | |
7112 | return r; | |
7113 | } | |
7114 | ||
7115 | if (*max_options < static_cast<int>(option_vector.size())) { | |
7116 | *max_options = static_cast<int>(option_vector.size()); | |
7117 | return -ERANGE; | |
7118 | } | |
7119 | ||
7120 | for (int i = 0; i < static_cast<int>(option_vector.size()); ++i) { | |
7121 | config_option_cpp_to_c(option_vector[i], &options[i]); | |
7122 | } | |
7123 | *max_options = static_cast<int>(option_vector.size()); | |
7124 | return 0; | |
7125 | } | |
7126 | ||
7127 | extern "C" void rbd_config_image_list_cleanup(rbd_config_option_t *options, | |
7128 | int max_options) { | |
7129 | for (int i = 0; i < max_options; ++i) { | |
7130 | config_option_cleanup(options[i]); | |
7131 | } | |
7132 | } |