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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 TL |
2542 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
2543 | if (discard_zero && mem_is_zero(bl.c_str(), bl.length())) { | |
2544 | int r = ictx->io_work_queue->discard(ofs, len, 0); | |
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 | ||
c07f9fc5 FG |
2554 | ssize_t Image::compare_and_write(uint64_t ofs, size_t len, |
2555 | ceph::bufferlist &cmp_bl, ceph::bufferlist& bl, | |
2556 | uint64_t *mismatch_off, int op_flags) | |
2557 | { | |
2558 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2559 | tracepoint(librbd, compare_and_write_enter, ictx, ictx->name.c_str(), | |
2560 | ictx->snap_name.c_str(), | |
2561 | ictx->read_only, ofs, len, cmp_bl.length() < len ? NULL : cmp_bl.c_str(), | |
2562 | bl.length() < len ? NULL : bl.c_str(), op_flags); | |
2563 | ||
2564 | if (bl.length() < len) { | |
2565 | tracepoint(librbd, write_exit, -EINVAL); | |
2566 | return -EINVAL; | |
2567 | } | |
2568 | ||
2569 | int r = ictx->io_work_queue->compare_and_write(ofs, len, bufferlist{cmp_bl}, | |
2570 | bufferlist{bl}, mismatch_off, | |
2571 | op_flags); | |
2572 | ||
2573 | tracepoint(librbd, compare_and_write_exit, r); | |
2574 | ||
2575 | return r; | |
2576 | } | |
11fdf7f2 | 2577 | |
7c673cae FG |
2578 | int Image::aio_write(uint64_t off, size_t len, bufferlist& bl, |
2579 | RBD::AioCompletion *c) | |
2580 | { | |
2581 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2582 | 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); | |
2583 | if (bl.length() < len) { | |
2584 | tracepoint(librbd, aio_write_exit, -EINVAL); | |
2585 | return -EINVAL; | |
2586 | } | |
2587 | ictx->io_work_queue->aio_write(get_aio_completion(c), off, len, | |
2588 | bufferlist{bl}, 0); | |
11fdf7f2 | 2589 | |
7c673cae FG |
2590 | tracepoint(librbd, aio_write_exit, 0); |
2591 | return 0; | |
2592 | } | |
2593 | ||
2594 | int Image::aio_write2(uint64_t off, size_t len, bufferlist& bl, | |
2595 | RBD::AioCompletion *c, int op_flags) | |
2596 | { | |
2597 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2598 | tracepoint(librbd, aio_write2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2599 | ictx->read_only, off, len, bl.length() < len ? NULL : bl.c_str(), c->pc, op_flags); | |
2600 | if (bl.length() < len) { | |
2601 | tracepoint(librbd, aio_write_exit, -EINVAL); | |
2602 | return -EINVAL; | |
2603 | } | |
2604 | ictx->io_work_queue->aio_write(get_aio_completion(c), off, len, | |
2605 | bufferlist{bl}, op_flags); | |
11fdf7f2 | 2606 | |
7c673cae FG |
2607 | tracepoint(librbd, aio_write_exit, 0); |
2608 | return 0; | |
2609 | } | |
2610 | ||
2611 | int Image::aio_discard(uint64_t off, uint64_t len, RBD::AioCompletion *c) | |
2612 | { | |
2613 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2614 | tracepoint(librbd, aio_discard_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, c->pc); | |
11fdf7f2 TL |
2615 | ictx->io_work_queue->aio_discard( |
2616 | get_aio_completion(c), off, len, ictx->discard_granularity_bytes); | |
7c673cae FG |
2617 | tracepoint(librbd, aio_discard_exit, 0); |
2618 | return 0; | |
2619 | } | |
2620 | ||
2621 | int Image::aio_read(uint64_t off, size_t len, bufferlist& bl, | |
2622 | RBD::AioCompletion *c) | |
2623 | { | |
2624 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2625 | 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); | |
2626 | ldout(ictx->cct, 10) << "Image::aio_read() buf=" << (void *)bl.c_str() << "~" | |
2627 | << (void *)(bl.c_str() + len - 1) << dendl; | |
11fdf7f2 | 2628 | |
7c673cae FG |
2629 | ictx->io_work_queue->aio_read(get_aio_completion(c), off, len, |
2630 | io::ReadResult{&bl}, 0); | |
2631 | tracepoint(librbd, aio_read_exit, 0); | |
2632 | return 0; | |
2633 | } | |
2634 | ||
2635 | int Image::aio_read2(uint64_t off, size_t len, bufferlist& bl, | |
2636 | RBD::AioCompletion *c, int op_flags) | |
2637 | { | |
2638 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2639 | tracepoint(librbd, aio_read2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2640 | ictx->read_only, off, len, bl.c_str(), c->pc, op_flags); | |
2641 | ldout(ictx->cct, 10) << "Image::aio_read() buf=" << (void *)bl.c_str() << "~" | |
2642 | << (void *)(bl.c_str() + len - 1) << dendl; | |
11fdf7f2 | 2643 | |
7c673cae FG |
2644 | ictx->io_work_queue->aio_read(get_aio_completion(c), off, len, |
2645 | io::ReadResult{&bl}, op_flags); | |
2646 | tracepoint(librbd, aio_read_exit, 0); | |
2647 | return 0; | |
2648 | } | |
2649 | ||
2650 | int Image::flush() | |
2651 | { | |
2652 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2653 | tracepoint(librbd, flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
11fdf7f2 | 2654 | int r = ictx->io_work_queue->flush(); |
7c673cae FG |
2655 | tracepoint(librbd, flush_exit, r); |
2656 | return r; | |
2657 | } | |
2658 | ||
2659 | int Image::aio_flush(RBD::AioCompletion *c) | |
2660 | { | |
2661 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2662 | tracepoint(librbd, aio_flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, c->pc); | |
2663 | ictx->io_work_queue->aio_flush(get_aio_completion(c)); | |
2664 | tracepoint(librbd, aio_flush_exit, 0); | |
2665 | return 0; | |
2666 | } | |
2667 | ||
2668 | int Image::aio_writesame(uint64_t off, size_t len, bufferlist& bl, | |
2669 | RBD::AioCompletion *c, int op_flags) | |
2670 | { | |
2671 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2672 | tracepoint(librbd, aio_writesame_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
2673 | ictx->read_only, off, len, bl.length() <= len ? NULL : bl.c_str(), bl.length(), | |
2674 | c->pc, op_flags); | |
2675 | if (bl.length() <= 0 || len % bl.length()) { | |
2676 | tracepoint(librbd, aio_writesame_exit, -EINVAL); | |
2677 | return -EINVAL; | |
2678 | } | |
2679 | ||
11fdf7f2 TL |
2680 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
2681 | if (discard_zero && mem_is_zero(bl.c_str(), bl.length())) { | |
2682 | ictx->io_work_queue->aio_discard(get_aio_completion(c), off, len, 0); | |
7c673cae FG |
2683 | tracepoint(librbd, aio_writesame_exit, 0); |
2684 | return 0; | |
2685 | } | |
2686 | ||
2687 | ictx->io_work_queue->aio_writesame(get_aio_completion(c), off, len, | |
2688 | bufferlist{bl}, op_flags); | |
2689 | tracepoint(librbd, aio_writesame_exit, 0); | |
2690 | return 0; | |
2691 | } | |
2692 | ||
c07f9fc5 FG |
2693 | int Image::aio_compare_and_write(uint64_t off, size_t len, |
2694 | ceph::bufferlist& cmp_bl, ceph::bufferlist& bl, | |
2695 | RBD::AioCompletion *c, uint64_t *mismatch_off, | |
2696 | int op_flags) | |
2697 | { | |
2698 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2699 | tracepoint(librbd, aio_compare_and_write_enter, ictx, ictx->name.c_str(), | |
2700 | ictx->snap_name.c_str(), | |
2701 | ictx->read_only, off, len, cmp_bl.length() < len ? NULL : cmp_bl.c_str(), | |
2702 | bl.length() < len ? NULL : bl.c_str(), c->pc, op_flags); | |
2703 | ||
2704 | if (bl.length() < len) { | |
2705 | tracepoint(librbd, compare_and_write_exit, -EINVAL); | |
2706 | return -EINVAL; | |
2707 | } | |
2708 | ||
2709 | ictx->io_work_queue->aio_compare_and_write(get_aio_completion(c), off, len, | |
2710 | bufferlist{cmp_bl}, bufferlist{bl}, | |
2711 | mismatch_off, op_flags, false); | |
2712 | ||
2713 | tracepoint(librbd, aio_compare_and_write_exit, 0); | |
2714 | ||
2715 | return 0; | |
2716 | } | |
7c673cae FG |
2717 | |
2718 | int Image::invalidate_cache() | |
2719 | { | |
2720 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2721 | tracepoint(librbd, invalidate_cache_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
2722 | int r = librbd::invalidate_cache(ictx); | |
2723 | tracepoint(librbd, invalidate_cache_exit, r); | |
2724 | return r; | |
2725 | } | |
2726 | ||
2727 | int Image::poll_io_events(RBD::AioCompletion **comps, int numcomp) | |
2728 | { | |
2729 | io::AioCompletion *cs[numcomp]; | |
2730 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2731 | tracepoint(librbd, poll_io_events_enter, ictx, numcomp); | |
2732 | int r = librbd::poll_io_events(ictx, cs, numcomp); | |
2733 | tracepoint(librbd, poll_io_events_exit, r); | |
2734 | if (r > 0) { | |
11fdf7f2 | 2735 | for (int i = 0; i < r; ++i) |
7c673cae FG |
2736 | comps[i] = (RBD::AioCompletion *)cs[i]->rbd_comp; |
2737 | } | |
2738 | return r; | |
2739 | } | |
2740 | ||
2741 | int Image::metadata_get(const std::string &key, std::string *value) | |
2742 | { | |
2743 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2744 | tracepoint(librbd, metadata_get_enter, ictx, key.c_str()); | |
2745 | int r = librbd::metadata_get(ictx, key, value); | |
2746 | if (r < 0) { | |
2747 | tracepoint(librbd, metadata_get_exit, r, key.c_str(), NULL); | |
2748 | } else { | |
2749 | tracepoint(librbd, metadata_get_exit, r, key.c_str(), value->c_str()); | |
2750 | } | |
2751 | return r; | |
2752 | } | |
2753 | ||
2754 | int Image::metadata_set(const std::string &key, const std::string &value) | |
2755 | { | |
2756 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2757 | tracepoint(librbd, metadata_set_enter, ictx, key.c_str(), value.c_str()); | |
2758 | int r = ictx->operations->metadata_set(key, value); | |
2759 | tracepoint(librbd, metadata_set_exit, r); | |
2760 | return r; | |
2761 | } | |
2762 | ||
2763 | int Image::metadata_remove(const std::string &key) | |
2764 | { | |
2765 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2766 | tracepoint(librbd, metadata_remove_enter, ictx, key.c_str()); | |
2767 | int r = ictx->operations->metadata_remove(key); | |
2768 | tracepoint(librbd, metadata_remove_exit, r); | |
2769 | return r; | |
2770 | } | |
2771 | ||
2772 | int Image::metadata_list(const std::string &start, uint64_t max, map<string, bufferlist> *pairs) | |
2773 | { | |
2774 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2775 | tracepoint(librbd, metadata_list_enter, ictx); | |
2776 | int r = librbd::metadata_list(ictx, start, max, pairs); | |
2777 | if (r >= 0) { | |
2778 | for (map<string, bufferlist>::iterator it = pairs->begin(); | |
2779 | it != pairs->end(); ++it) { | |
2780 | tracepoint(librbd, metadata_list_entry, it->first.c_str(), it->second.c_str()); | |
2781 | } | |
2782 | } | |
2783 | tracepoint(librbd, metadata_list_exit, r); | |
2784 | return r; | |
2785 | } | |
2786 | ||
2787 | int Image::mirror_image_enable() { | |
9f95a23c TL |
2788 | return mirror_image_enable2(RBD_MIRROR_IMAGE_MODE_JOURNAL); |
2789 | } | |
2790 | ||
2791 | int Image::mirror_image_enable2(mirror_image_mode_t mode) { | |
7c673cae | 2792 | ImageCtx *ictx = (ImageCtx *)ctx; |
9f95a23c | 2793 | return librbd::api::Mirror<>::image_enable(ictx, mode, false); |
7c673cae FG |
2794 | } |
2795 | ||
2796 | int Image::mirror_image_disable(bool force) { | |
2797 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2798 | return librbd::api::Mirror<>::image_disable(ictx, force); | |
2799 | } | |
2800 | ||
2801 | int Image::mirror_image_promote(bool force) { | |
2802 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2803 | return librbd::api::Mirror<>::image_promote(ictx, force); | |
2804 | } | |
2805 | ||
2806 | int Image::mirror_image_demote() { | |
2807 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2808 | return librbd::api::Mirror<>::image_demote(ictx); | |
2809 | } | |
2810 | ||
2811 | int Image::mirror_image_resync() | |
2812 | { | |
2813 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2814 | return librbd::api::Mirror<>::image_resync(ictx); | |
2815 | } | |
2816 | ||
9f95a23c TL |
2817 | int Image::mirror_image_create_snapshot(uint64_t *snap_id) |
2818 | { | |
2819 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2820 | return librbd::api::Mirror<>::image_snapshot_create(ictx, snap_id); | |
2821 | } | |
2822 | ||
7c673cae FG |
2823 | int Image::mirror_image_get_info(mirror_image_info_t *mirror_image_info, |
2824 | size_t info_size) { | |
2825 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2826 | |
2827 | if (sizeof(mirror_image_info_t) != info_size) { | |
2828 | return -ERANGE; | |
2829 | } | |
2830 | ||
2831 | return librbd::api::Mirror<>::image_get_info(ictx, mirror_image_info); | |
7c673cae FG |
2832 | } |
2833 | ||
9f95a23c TL |
2834 | int Image::mirror_image_get_mode(mirror_image_mode_t *mode) { |
2835 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2836 | ||
2837 | return librbd::api::Mirror<>::image_get_mode(ictx, mode); | |
2838 | } | |
2839 | ||
2840 | int Image::mirror_image_get_global_status( | |
2841 | mirror_image_global_status_t *mirror_image_global_status, | |
2842 | size_t status_size) { | |
2843 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2844 | ||
2845 | if (sizeof(mirror_image_global_status_t) != status_size) { | |
2846 | return -ERANGE; | |
2847 | } | |
2848 | ||
2849 | return librbd::api::Mirror<>::image_get_global_status( | |
2850 | ictx, mirror_image_global_status); | |
2851 | } | |
2852 | ||
2853 | #pragma GCC diagnostic push | |
2854 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
2855 | ||
7c673cae FG |
2856 | int Image::mirror_image_get_status(mirror_image_status_t *mirror_image_status, |
2857 | size_t status_size) { | |
2858 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2859 | |
2860 | if (sizeof(mirror_image_status_t) != status_size) { | |
2861 | return -ERANGE; | |
2862 | } | |
2863 | ||
9f95a23c TL |
2864 | mirror_image_global_status_t mirror_image_global_status; |
2865 | int r = librbd::api::Mirror<>::image_get_global_status( | |
2866 | ictx, &mirror_image_global_status); | |
2867 | if (r < 0) { | |
2868 | return r; | |
2869 | } | |
2870 | ||
2871 | librbd::mirror_image_site_status_t local_status; | |
2872 | r = get_local_mirror_image_site_status(mirror_image_global_status, | |
2873 | &local_status); | |
2874 | if (r < 0) { | |
2875 | return r; | |
2876 | } | |
2877 | ||
2878 | *mirror_image_status = mirror_image_status_t{ | |
2879 | mirror_image_global_status.name, mirror_image_global_status.info, | |
2880 | local_status.state, local_status.description, local_status.last_update, | |
2881 | local_status.up}; | |
2882 | return 0; | |
11fdf7f2 TL |
2883 | } |
2884 | ||
9f95a23c TL |
2885 | #pragma GCC diagnostic pop |
2886 | ||
11fdf7f2 TL |
2887 | int Image::mirror_image_get_instance_id(std::string *instance_id) { |
2888 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2889 | ||
2890 | return librbd::api::Mirror<>::image_get_instance_id(ictx, instance_id); | |
7c673cae FG |
2891 | } |
2892 | ||
2893 | int Image::aio_mirror_image_promote(bool force, RBD::AioCompletion *c) { | |
2894 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2895 | librbd::api::Mirror<>::image_promote( | |
2896 | ictx, force, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2897 | get_aio_completion(c))); | |
2898 | return 0; | |
2899 | } | |
2900 | ||
2901 | int Image::aio_mirror_image_demote(RBD::AioCompletion *c) { | |
2902 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2903 | librbd::api::Mirror<>::image_demote( | |
2904 | ictx, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2905 | get_aio_completion(c))); | |
2906 | return 0; | |
2907 | } | |
2908 | ||
2909 | int Image::aio_mirror_image_get_info(mirror_image_info_t *mirror_image_info, | |
2910 | size_t info_size, | |
2911 | RBD::AioCompletion *c) { | |
2912 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2913 | |
2914 | if (sizeof(mirror_image_info_t) != info_size) { | |
2915 | return -ERANGE; | |
2916 | } | |
2917 | ||
7c673cae | 2918 | librbd::api::Mirror<>::image_get_info( |
11fdf7f2 | 2919 | ictx, mirror_image_info, |
7c673cae FG |
2920 | new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, |
2921 | get_aio_completion(c))); | |
2922 | return 0; | |
2923 | } | |
2924 | ||
9f95a23c TL |
2925 | int Image::aio_mirror_image_get_mode(mirror_image_mode_t *mode, |
2926 | RBD::AioCompletion *c) { | |
2927 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2928 | ||
2929 | librbd::api::Mirror<>::image_get_mode( | |
2930 | ictx, mode, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2931 | get_aio_completion(c))); | |
2932 | return 0; | |
2933 | } | |
2934 | ||
2935 | int Image::aio_mirror_image_get_global_status( | |
2936 | mirror_image_global_status_t *status, size_t status_size, | |
2937 | RBD::AioCompletion *c) { | |
2938 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2939 | ||
2940 | if (sizeof(mirror_image_global_status_t) != status_size) { | |
2941 | return -ERANGE; | |
2942 | } | |
2943 | ||
2944 | librbd::api::Mirror<>::image_get_global_status( | |
2945 | ictx, status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2946 | get_aio_completion(c))); | |
2947 | return 0; | |
2948 | } | |
2949 | ||
2950 | #pragma GCC diagnostic push | |
2951 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
2952 | ||
7c673cae FG |
2953 | int Image::aio_mirror_image_get_status(mirror_image_status_t *status, |
2954 | size_t status_size, | |
2955 | RBD::AioCompletion *c) { | |
2956 | ImageCtx *ictx = (ImageCtx *)ctx; | |
11fdf7f2 TL |
2957 | |
2958 | if (sizeof(mirror_image_status_t) != status_size) { | |
2959 | return -ERANGE; | |
2960 | } | |
2961 | ||
9f95a23c TL |
2962 | auto ctx = new C_MirrorImageGetStatus( |
2963 | status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
2964 | get_aio_completion(c))); | |
2965 | librbd::api::Mirror<>::image_get_global_status( | |
2966 | ictx, &ctx->cpp_mirror_image_global_status, ctx); | |
7c673cae FG |
2967 | return 0; |
2968 | } | |
2969 | ||
9f95a23c TL |
2970 | #pragma GCC diagnostic pop |
2971 | ||
7c673cae FG |
2972 | int Image::update_watch(UpdateWatchCtx *wctx, uint64_t *handle) { |
2973 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2974 | tracepoint(librbd, update_watch_enter, ictx, wctx); | |
2975 | int r = ictx->state->register_update_watcher(wctx, handle); | |
2976 | tracepoint(librbd, update_watch_exit, r, *handle); | |
2977 | return r; | |
2978 | } | |
2979 | ||
2980 | int Image::update_unwatch(uint64_t handle) { | |
2981 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2982 | tracepoint(librbd, update_unwatch_enter, ictx, handle); | |
2983 | int r = ictx->state->unregister_update_watcher(handle); | |
2984 | tracepoint(librbd, update_unwatch_exit, r); | |
2985 | return r; | |
2986 | } | |
2987 | ||
11fdf7f2 TL |
2988 | int Image::list_watchers(std::list<librbd::image_watcher_t> &watchers) { |
2989 | ImageCtx *ictx = (ImageCtx *)ctx; | |
2990 | tracepoint(librbd, list_watchers_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
2991 | int r = librbd::list_watchers(ictx, watchers); | |
9f95a23c | 2992 | #ifdef WITH_LTTNG |
11fdf7f2 TL |
2993 | if (r >= 0) { |
2994 | for (auto &watcher : watchers) { | |
2995 | tracepoint(librbd, list_watchers_entry, watcher.addr.c_str(), watcher.id, watcher.cookie); | |
2996 | } | |
2997 | } | |
9f95a23c | 2998 | #endif |
11fdf7f2 TL |
2999 | tracepoint(librbd, list_watchers_exit, r, watchers.size()); |
3000 | return r; | |
3001 | } | |
3002 | ||
3003 | int Image::config_list(std::vector<config_option_t> *options) { | |
3004 | ImageCtx *ictx = (ImageCtx *)ctx; | |
3005 | return librbd::api::Config<>::list(ictx, options); | |
3006 | } | |
3007 | ||
7c673cae FG |
3008 | } // namespace librbd |
3009 | ||
3010 | extern "C" void rbd_version(int *major, int *minor, int *extra) | |
3011 | { | |
3012 | if (major) | |
3013 | *major = LIBRBD_VER_MAJOR; | |
3014 | if (minor) | |
3015 | *minor = LIBRBD_VER_MINOR; | |
3016 | if (extra) | |
3017 | *extra = LIBRBD_VER_EXTRA; | |
3018 | } | |
3019 | ||
3020 | extern "C" void rbd_image_options_create(rbd_image_options_t* opts) | |
3021 | { | |
3022 | librbd::image_options_create(opts); | |
3023 | } | |
3024 | ||
3025 | extern "C" void rbd_image_options_destroy(rbd_image_options_t opts) | |
3026 | { | |
3027 | librbd::image_options_destroy(opts); | |
3028 | } | |
3029 | ||
3030 | extern "C" int rbd_image_options_set_string(rbd_image_options_t opts, int optname, | |
3031 | const char* optval) | |
3032 | { | |
3033 | return librbd::image_options_set(opts, optname, optval); | |
3034 | } | |
3035 | ||
3036 | extern "C" int rbd_image_options_set_uint64(rbd_image_options_t opts, int optname, | |
3037 | uint64_t optval) | |
3038 | { | |
3039 | return librbd::image_options_set(opts, optname, optval); | |
3040 | } | |
3041 | ||
3042 | extern "C" int rbd_image_options_get_string(rbd_image_options_t opts, int optname, | |
3043 | char* optval, size_t maxlen) | |
3044 | { | |
3045 | std::string optval_; | |
3046 | ||
3047 | int r = librbd::image_options_get(opts, optname, &optval_); | |
3048 | ||
3049 | if (r < 0) { | |
3050 | return r; | |
3051 | } | |
3052 | ||
3053 | if (optval_.size() >= maxlen) { | |
3054 | return -E2BIG; | |
3055 | } | |
3056 | ||
3057 | strncpy(optval, optval_.c_str(), maxlen); | |
3058 | ||
3059 | return 0; | |
3060 | } | |
3061 | ||
3062 | extern "C" int rbd_image_options_get_uint64(rbd_image_options_t opts, int optname, | |
3063 | uint64_t* optval) | |
3064 | { | |
3065 | return librbd::image_options_get(opts, optname, optval); | |
3066 | } | |
3067 | ||
3068 | extern "C" int rbd_image_options_is_set(rbd_image_options_t opts, int optname, | |
3069 | bool* is_set) | |
3070 | { | |
3071 | return librbd::image_options_is_set(opts, optname, is_set); | |
3072 | } | |
3073 | ||
3074 | extern "C" int rbd_image_options_unset(rbd_image_options_t opts, int optname) | |
3075 | { | |
3076 | return librbd::image_options_unset(opts, optname); | |
3077 | } | |
3078 | ||
3079 | extern "C" void rbd_image_options_clear(rbd_image_options_t opts) | |
3080 | { | |
3081 | librbd::image_options_clear(opts); | |
3082 | } | |
3083 | ||
3084 | extern "C" int rbd_image_options_is_empty(rbd_image_options_t opts) | |
3085 | { | |
3086 | return librbd::image_options_is_empty(opts); | |
3087 | } | |
3088 | ||
3089 | /* pool mirroring */ | |
eafe8130 TL |
3090 | extern "C" int rbd_mirror_site_name_get(rados_t cluster, char *name, |
3091 | size_t *max_len) { | |
3092 | librados::Rados rados; | |
3093 | librados::Rados::from_rados_t(cluster, rados); | |
3094 | ||
3095 | std::string site_name; | |
3096 | int r = librbd::api::Mirror<>::site_name_get(rados, &site_name); | |
3097 | if (r < 0) { | |
3098 | return r; | |
3099 | } | |
3100 | ||
3101 | auto total_len = site_name.size() + 1; | |
3102 | if (*max_len < total_len) { | |
3103 | *max_len = total_len; | |
3104 | return -ERANGE; | |
3105 | } | |
3106 | *max_len = total_len; | |
3107 | ||
3108 | strcpy(name, site_name.c_str()); | |
3109 | return 0; | |
3110 | } | |
3111 | ||
3112 | extern "C" int rbd_mirror_site_name_set(rados_t cluster, const char *name) { | |
3113 | librados::Rados rados; | |
3114 | librados::Rados::from_rados_t(cluster, rados); | |
3115 | return librbd::api::Mirror<>::site_name_set(rados, name); | |
3116 | } | |
3117 | ||
7c673cae FG |
3118 | extern "C" int rbd_mirror_mode_get(rados_ioctx_t p, |
3119 | rbd_mirror_mode_t *mirror_mode) { | |
3120 | librados::IoCtx io_ctx; | |
3121 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3122 | return librbd::api::Mirror<>::mode_get(io_ctx, mirror_mode); | |
3123 | } | |
3124 | ||
3125 | extern "C" int rbd_mirror_mode_set(rados_ioctx_t p, | |
3126 | rbd_mirror_mode_t mirror_mode) { | |
3127 | librados::IoCtx io_ctx; | |
3128 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3129 | return librbd::api::Mirror<>::mode_set(io_ctx, mirror_mode); | |
3130 | } | |
3131 | ||
9f95a23c TL |
3132 | extern "C" int rbd_mirror_uuid_get(rados_ioctx_t p, |
3133 | char *mirror_uuid, size_t *max_len) { | |
3134 | librados::IoCtx io_ctx; | |
3135 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3136 | ||
3137 | std::string mirror_uuid_str; | |
3138 | int r = librbd::api::Mirror<>::uuid_get(io_ctx, &mirror_uuid_str); | |
3139 | if (r < 0) { | |
3140 | return r; | |
3141 | } | |
3142 | ||
3143 | auto total_len = mirror_uuid_str.size() + 1; | |
3144 | if (*max_len < total_len) { | |
3145 | *max_len = total_len; | |
3146 | return -ERANGE; | |
3147 | } | |
3148 | *max_len = total_len; | |
3149 | ||
3150 | strcpy(mirror_uuid, mirror_uuid_str.c_str()); | |
3151 | return 0; | |
3152 | } | |
3153 | ||
eafe8130 TL |
3154 | extern "C" int rbd_mirror_peer_bootstrap_create(rados_ioctx_t p, char *token, |
3155 | size_t *max_len) { | |
3156 | librados::IoCtx io_ctx; | |
3157 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3158 | ||
3159 | std::string token_str; | |
3160 | int r = librbd::api::Mirror<>::peer_bootstrap_create(io_ctx, &token_str); | |
3161 | if (r < 0) { | |
3162 | return r; | |
3163 | } | |
3164 | ||
3165 | auto total_len = token_str.size() + 1; | |
3166 | if (*max_len < total_len) { | |
3167 | *max_len = total_len; | |
3168 | return -ERANGE; | |
3169 | } | |
3170 | *max_len = total_len; | |
3171 | ||
3172 | strcpy(token, token_str.c_str()); | |
3173 | return 0; | |
3174 | } | |
3175 | ||
3176 | extern "C" int rbd_mirror_peer_bootstrap_import( | |
3177 | rados_ioctx_t p, rbd_mirror_peer_direction_t direction, | |
3178 | const char *token) { | |
3179 | librados::IoCtx io_ctx; | |
3180 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3181 | ||
3182 | return librbd::api::Mirror<>::peer_bootstrap_import(io_ctx, direction, token); | |
3183 | } | |
3184 | ||
9f95a23c TL |
3185 | extern "C" int rbd_mirror_peer_site_add(rados_ioctx_t p, char *uuid, |
3186 | size_t uuid_max_length, | |
3187 | rbd_mirror_peer_direction_t direction, | |
3188 | const char *site_name, | |
3189 | const char *client_name) { | |
7c673cae FG |
3190 | static const std::size_t UUID_LENGTH = 36; |
3191 | ||
3192 | librados::IoCtx io_ctx; | |
3193 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3194 | ||
3195 | if (uuid_max_length < UUID_LENGTH + 1) { | |
3196 | return -E2BIG; | |
3197 | } | |
3198 | ||
3199 | std::string uuid_str; | |
9f95a23c TL |
3200 | int r = librbd::api::Mirror<>::peer_site_add(io_ctx, &uuid_str, direction, |
3201 | site_name, client_name); | |
7c673cae FG |
3202 | if (r >= 0) { |
3203 | strncpy(uuid, uuid_str.c_str(), uuid_max_length); | |
3204 | uuid[uuid_max_length - 1] = '\0'; | |
3205 | } | |
3206 | return r; | |
3207 | } | |
3208 | ||
9f95a23c | 3209 | extern "C" int rbd_mirror_peer_site_remove(rados_ioctx_t p, const char *uuid) { |
7c673cae FG |
3210 | librados::IoCtx io_ctx; |
3211 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3212 | int r = librbd::api::Mirror<>::peer_site_remove(io_ctx, uuid); |
7c673cae FG |
3213 | return r; |
3214 | } | |
3215 | ||
9f95a23c TL |
3216 | extern "C" int rbd_mirror_peer_site_list( |
3217 | rados_ioctx_t p, rbd_mirror_peer_site_t *peers, int *max_peers) { | |
7c673cae FG |
3218 | librados::IoCtx io_ctx; |
3219 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3220 | ||
9f95a23c TL |
3221 | std::vector<librbd::mirror_peer_site_t> peer_vector; |
3222 | int r = librbd::api::Mirror<>::peer_site_list(io_ctx, &peer_vector); | |
7c673cae FG |
3223 | if (r < 0) { |
3224 | return r; | |
3225 | } | |
3226 | ||
3227 | if (*max_peers < static_cast<int>(peer_vector.size())) { | |
3228 | *max_peers = static_cast<int>(peer_vector.size()); | |
3229 | return -ERANGE; | |
3230 | } | |
3231 | ||
3232 | for (int i = 0; i < static_cast<int>(peer_vector.size()); ++i) { | |
3233 | peers[i].uuid = strdup(peer_vector[i].uuid.c_str()); | |
9f95a23c TL |
3234 | peers[i].direction = peer_vector[i].direction; |
3235 | peers[i].site_name = strdup(peer_vector[i].site_name.c_str()); | |
3236 | peers[i].mirror_uuid = strdup(peer_vector[i].mirror_uuid.c_str()); | |
7c673cae FG |
3237 | peers[i].client_name = strdup(peer_vector[i].client_name.c_str()); |
3238 | } | |
3239 | *max_peers = static_cast<int>(peer_vector.size()); | |
3240 | return 0; | |
3241 | } | |
3242 | ||
9f95a23c TL |
3243 | extern "C" void rbd_mirror_peer_site_list_cleanup(rbd_mirror_peer_site_t *peers, |
3244 | int max_peers) { | |
7c673cae FG |
3245 | for (int i = 0; i < max_peers; ++i) { |
3246 | free(peers[i].uuid); | |
9f95a23c TL |
3247 | free(peers[i].site_name); |
3248 | free(peers[i].mirror_uuid); | |
7c673cae FG |
3249 | free(peers[i].client_name); |
3250 | } | |
3251 | } | |
3252 | ||
9f95a23c TL |
3253 | extern "C" int rbd_mirror_peer_site_set_client_name( |
3254 | rados_ioctx_t p, const char *uuid, const char *client_name) { | |
7c673cae FG |
3255 | librados::IoCtx io_ctx; |
3256 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3257 | return librbd::api::Mirror<>::peer_site_set_client(io_ctx, uuid, client_name); |
7c673cae FG |
3258 | } |
3259 | ||
9f95a23c TL |
3260 | extern "C" int rbd_mirror_peer_site_set_name( |
3261 | rados_ioctx_t p, const char *uuid, const char *site_name) { | |
7c673cae FG |
3262 | librados::IoCtx io_ctx; |
3263 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3264 | return librbd::api::Mirror<>::peer_site_set_name(io_ctx, uuid, site_name); |
7c673cae FG |
3265 | } |
3266 | ||
9f95a23c TL |
3267 | extern "C" int rbd_mirror_peer_site_set_direction( |
3268 | rados_ioctx_t p, const char *uuid, rbd_mirror_peer_direction_t direction) { | |
3269 | librados::IoCtx io_ctx; | |
3270 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3271 | return librbd::api::Mirror<>::peer_site_set_direction(io_ctx, uuid, | |
3272 | direction); | |
3273 | } | |
3274 | ||
3275 | extern "C" int rbd_mirror_peer_site_get_attributes( | |
11fdf7f2 TL |
3276 | rados_ioctx_t p, const char *uuid, char *keys, size_t *max_key_len, |
3277 | char *values, size_t *max_val_len, size_t *key_value_count) { | |
3278 | librados::IoCtx io_ctx; | |
3279 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3280 | ||
3281 | std::map<std::string, std::string> attributes; | |
9f95a23c TL |
3282 | int r = librbd::api::Mirror<>::peer_site_get_attributes( |
3283 | io_ctx, uuid, &attributes); | |
11fdf7f2 TL |
3284 | if (r < 0) { |
3285 | return r; | |
3286 | } | |
3287 | ||
3288 | size_t key_total_len = 0, val_total_len = 0; | |
3289 | for (auto& it : attributes) { | |
3290 | key_total_len += it.first.size() + 1; | |
3291 | val_total_len += it.second.length() + 1; | |
3292 | } | |
3293 | ||
3294 | bool too_short = ((*max_key_len < key_total_len) || | |
3295 | (*max_val_len < val_total_len)); | |
3296 | ||
3297 | *max_key_len = key_total_len; | |
3298 | *max_val_len = val_total_len; | |
3299 | *key_value_count = attributes.size(); | |
3300 | if (too_short) { | |
3301 | return -ERANGE; | |
3302 | } | |
3303 | ||
3304 | char *keys_p = keys; | |
3305 | char *values_p = values; | |
3306 | for (auto& it : attributes) { | |
3307 | strncpy(keys_p, it.first.c_str(), it.first.size() + 1); | |
3308 | keys_p += it.first.size() + 1; | |
3309 | ||
3310 | strncpy(values_p, it.second.c_str(), it.second.length() + 1); | |
3311 | values_p += it.second.length() + 1; | |
3312 | } | |
3313 | ||
3314 | return 0; | |
3315 | } | |
3316 | ||
9f95a23c | 3317 | extern "C" int rbd_mirror_peer_site_set_attributes( |
11fdf7f2 TL |
3318 | rados_ioctx_t p, const char *uuid, const char *keys, const char *values, |
3319 | size_t count) { | |
3320 | librados::IoCtx io_ctx; | |
3321 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3322 | ||
3323 | std::map<std::string, std::string> attributes; | |
3324 | ||
3325 | for (size_t i = 0; i < count; ++i) { | |
3326 | const char* key = keys; | |
3327 | keys += strlen(key) + 1; | |
3328 | const char* value = values; | |
3329 | values += strlen(value) + 1; | |
3330 | attributes[key] = value; | |
3331 | } | |
3332 | ||
9f95a23c TL |
3333 | return librbd::api::Mirror<>::peer_site_set_attributes( |
3334 | io_ctx, uuid, attributes); | |
3335 | } | |
3336 | ||
3337 | extern "C" int rbd_mirror_image_global_status_list(rados_ioctx_t p, | |
3338 | const char *start_id, size_t max, char **image_ids, | |
3339 | rbd_mirror_image_global_status_t *images, size_t *len) { | |
3340 | librados::IoCtx io_ctx; | |
3341 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3342 | std::map<std::string, librbd::mirror_image_global_status_t> cpp_images; | |
3343 | ||
3344 | int r = librbd::api::Mirror<>::image_global_status_list( | |
3345 | io_ctx, start_id, max, &cpp_images); | |
3346 | if (r < 0) { | |
3347 | return r; | |
3348 | } | |
3349 | ||
3350 | size_t i = 0; | |
3351 | for (auto &it : cpp_images) { | |
3352 | ceph_assert(i < max); | |
3353 | const std::string &image_id = it.first; | |
3354 | image_ids[i] = strdup(image_id.c_str()); | |
3355 | mirror_image_global_status_cpp_to_c(it.second, &images[i]); | |
3356 | i++; | |
3357 | } | |
3358 | *len = i; | |
3359 | return 0; | |
3360 | } | |
3361 | ||
3362 | extern "C" void rbd_mirror_image_global_status_cleanup( | |
3363 | rbd_mirror_image_global_status_t *global_status) { | |
3364 | free(global_status->name); | |
3365 | rbd_mirror_image_get_info_cleanup(&global_status->info); | |
3366 | for (auto idx = 0U; idx < global_status->site_statuses_count; ++idx) { | |
3367 | free(global_status->site_statuses[idx].mirror_uuid); | |
3368 | free(global_status->site_statuses[idx].description); | |
3369 | } | |
3370 | free(global_status->site_statuses); | |
3371 | } | |
3372 | ||
3373 | extern "C" void rbd_mirror_image_global_status_list_cleanup( | |
3374 | char **image_ids, rbd_mirror_image_global_status_t *images, size_t len) { | |
3375 | for (size_t i = 0; i < len; i++) { | |
3376 | free(image_ids[i]); | |
3377 | rbd_mirror_image_global_status_cleanup(&images[i]); | |
3378 | } | |
3379 | } | |
3380 | ||
3381 | #pragma GCC diagnostic push | |
3382 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
3383 | ||
3384 | extern "C" int rbd_mirror_peer_add(rados_ioctx_t p, char *uuid, | |
3385 | size_t uuid_max_length, | |
3386 | const char *cluster_name, | |
3387 | const char *client_name) { | |
3388 | return rbd_mirror_peer_site_add( | |
3389 | p, uuid, uuid_max_length, RBD_MIRROR_PEER_DIRECTION_RX_TX, cluster_name, | |
3390 | client_name); | |
3391 | } | |
3392 | ||
3393 | extern "C" int rbd_mirror_peer_remove(rados_ioctx_t p, const char *uuid) { | |
3394 | return rbd_mirror_peer_site_remove(p, uuid); | |
3395 | } | |
3396 | ||
3397 | extern "C" int rbd_mirror_peer_list(rados_ioctx_t p, | |
3398 | rbd_mirror_peer_t *peers, int *max_peers) { | |
3399 | librados::IoCtx io_ctx; | |
3400 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3401 | ||
3402 | std::vector<librbd::mirror_peer_site_t> peer_vector; | |
3403 | int r = librbd::api::Mirror<>::peer_site_list(io_ctx, &peer_vector); | |
3404 | if (r < 0) { | |
3405 | return r; | |
3406 | } | |
3407 | ||
3408 | if (*max_peers < static_cast<int>(peer_vector.size())) { | |
3409 | *max_peers = static_cast<int>(peer_vector.size()); | |
3410 | return -ERANGE; | |
3411 | } | |
3412 | ||
3413 | for (int i = 0; i < static_cast<int>(peer_vector.size()); ++i) { | |
3414 | peers[i].uuid = strdup(peer_vector[i].uuid.c_str()); | |
3415 | peers[i].cluster_name = strdup(peer_vector[i].site_name.c_str()); | |
3416 | peers[i].client_name = strdup(peer_vector[i].client_name.c_str()); | |
3417 | } | |
3418 | *max_peers = static_cast<int>(peer_vector.size()); | |
3419 | return 0; | |
3420 | } | |
3421 | ||
3422 | extern "C" void rbd_mirror_peer_list_cleanup(rbd_mirror_peer_t *peers, | |
3423 | int max_peers) { | |
3424 | for (int i = 0; i < max_peers; ++i) { | |
3425 | free(peers[i].uuid); | |
3426 | free(peers[i].cluster_name); | |
3427 | free(peers[i].client_name); | |
3428 | } | |
3429 | } | |
3430 | ||
3431 | extern "C" int rbd_mirror_peer_set_client(rados_ioctx_t p, const char *uuid, | |
3432 | const char *client_name) { | |
3433 | return rbd_mirror_peer_site_set_client_name(p, uuid, client_name); | |
3434 | } | |
3435 | ||
3436 | extern "C" int rbd_mirror_peer_set_cluster(rados_ioctx_t p, const char *uuid, | |
3437 | const char *cluster_name) { | |
3438 | return rbd_mirror_peer_site_set_name(p, uuid, cluster_name); | |
3439 | } | |
3440 | ||
3441 | extern "C" int rbd_mirror_peer_get_attributes( | |
3442 | rados_ioctx_t p, const char *uuid, char *keys, size_t *max_key_len, | |
3443 | char *values, size_t *max_val_len, size_t *key_value_count) { | |
3444 | return rbd_mirror_peer_site_get_attributes( | |
3445 | p, uuid, keys, max_key_len, values, max_val_len, key_value_count); | |
3446 | } | |
3447 | ||
3448 | extern "C" int rbd_mirror_peer_set_attributes( | |
3449 | rados_ioctx_t p, const char *uuid, const char *keys, const char *values, | |
3450 | size_t count) { | |
3451 | return rbd_mirror_peer_site_set_attributes( | |
3452 | p, uuid, keys, values, count); | |
11fdf7f2 TL |
3453 | } |
3454 | ||
7c673cae FG |
3455 | extern "C" int rbd_mirror_image_status_list(rados_ioctx_t p, |
3456 | const char *start_id, size_t max, char **image_ids, | |
3457 | rbd_mirror_image_status_t *images, size_t *len) { | |
3458 | librados::IoCtx io_ctx; | |
3459 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
9f95a23c | 3460 | std::map<std::string, librbd::mirror_image_global_status_t> cpp_images; |
7c673cae | 3461 | |
9f95a23c TL |
3462 | int r = librbd::api::Mirror<>::image_global_status_list( |
3463 | io_ctx, start_id, max, &cpp_images); | |
7c673cae FG |
3464 | if (r < 0) { |
3465 | return r; | |
3466 | } | |
3467 | ||
3468 | size_t i = 0; | |
3469 | for (auto &it : cpp_images) { | |
11fdf7f2 | 3470 | ceph_assert(i < max); |
7c673cae FG |
3471 | const std::string &image_id = it.first; |
3472 | image_ids[i] = strdup(image_id.c_str()); | |
9f95a23c | 3473 | mirror_image_global_status_cpp_to_c(it.second, &images[i]); |
7c673cae FG |
3474 | i++; |
3475 | } | |
3476 | *len = i; | |
3477 | return 0; | |
3478 | } | |
3479 | ||
3480 | extern "C" void rbd_mirror_image_status_list_cleanup(char **image_ids, | |
3481 | rbd_mirror_image_status_t *images, size_t len) { | |
3482 | for (size_t i = 0; i < len; i++) { | |
3483 | free(image_ids[i]); | |
3484 | free(images[i].name); | |
9f95a23c | 3485 | rbd_mirror_image_get_info_cleanup(&images[i].info); |
7c673cae FG |
3486 | free(images[i].description); |
3487 | } | |
3488 | } | |
3489 | ||
9f95a23c TL |
3490 | #pragma GCC diagnostic pop |
3491 | ||
7c673cae FG |
3492 | extern "C" int rbd_mirror_image_status_summary(rados_ioctx_t p, |
3493 | rbd_mirror_image_status_state_t *states, int *counts, size_t *maxlen) { | |
3494 | ||
3495 | librados::IoCtx io_ctx; | |
3496 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3497 | ||
3498 | std::map<librbd::mirror_image_status_state_t, int> states_; | |
3499 | int r = librbd::api::Mirror<>::image_status_summary(io_ctx, &states_); | |
3500 | if (r < 0) { | |
3501 | return r; | |
3502 | } | |
3503 | ||
3504 | size_t i = 0; | |
3505 | for (auto &it : states_) { | |
3506 | if (i == *maxlen) { | |
3507 | return -ERANGE; | |
3508 | } | |
3509 | states[i] = it.first; | |
3510 | counts[i] = it.second; | |
3511 | i++; | |
3512 | } | |
3513 | *maxlen = i; | |
3514 | return 0; | |
3515 | } | |
3516 | ||
11fdf7f2 TL |
3517 | extern "C" int rbd_mirror_image_instance_id_list( |
3518 | rados_ioctx_t p, const char *start_id, size_t max, char **image_ids, | |
3519 | char **instance_ids, size_t *len) { | |
3520 | librados::IoCtx io_ctx; | |
3521 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3522 | std::map<std::string, std::string> cpp_instance_ids; | |
3523 | ||
3524 | int r = librbd::api::Mirror<>::image_instance_id_list(io_ctx, start_id, max, | |
3525 | &cpp_instance_ids); | |
3526 | if (r < 0) { | |
3527 | return r; | |
3528 | } | |
3529 | ||
3530 | size_t i = 0; | |
3531 | for (auto &it : cpp_instance_ids) { | |
3532 | ceph_assert(i < max); | |
3533 | image_ids[i] = strdup(it.first.c_str()); | |
3534 | instance_ids[i] = strdup(it.second.c_str()); | |
3535 | i++; | |
3536 | } | |
3537 | *len = i; | |
3538 | return 0; | |
3539 | } | |
3540 | ||
3541 | extern "C" void rbd_mirror_image_instance_id_list_cleanup( | |
3542 | char **image_ids, char **instance_ids, size_t len) { | |
3543 | for (size_t i = 0; i < len; i++) { | |
3544 | free(image_ids[i]); | |
3545 | free(instance_ids[i]); | |
3546 | } | |
3547 | } | |
3548 | ||
9f95a23c TL |
3549 | extern "C" int rbd_mirror_image_info_list( |
3550 | rados_ioctx_t p, rbd_mirror_image_mode_t *mode_filter, | |
3551 | const char *start_id, size_t max, char **image_ids, | |
3552 | rbd_mirror_image_mode_t *mode_entries, | |
3553 | rbd_mirror_image_info_t *info_entries, size_t *num_entries) { | |
3554 | librados::IoCtx io_ctx; | |
3555 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3556 | std::map<std::string, std::pair<librbd::mirror_image_mode_t, | |
3557 | librbd::mirror_image_info_t>> cpp_entries; | |
3558 | ||
3559 | int r = librbd::api::Mirror<>::image_info_list(io_ctx, mode_filter, start_id, | |
3560 | max, &cpp_entries); | |
3561 | if (r < 0) { | |
3562 | return r; | |
3563 | } | |
3564 | ||
3565 | ceph_assert(cpp_entries.size() <= max); | |
3566 | ||
3567 | for (auto &it : cpp_entries) { | |
3568 | *(image_ids++) = strdup(it.first.c_str()); | |
3569 | *(mode_entries++) = it.second.first; | |
3570 | mirror_image_info_cpp_to_c(it.second.second, info_entries++); | |
3571 | } | |
3572 | *num_entries = cpp_entries.size(); | |
3573 | ||
3574 | return 0; | |
3575 | } | |
3576 | ||
3577 | extern "C" void rbd_mirror_image_info_list_cleanup( | |
3578 | char **image_ids, rbd_mirror_image_info_t *info_entries, | |
3579 | size_t num_entries) { | |
3580 | for (size_t i = 0; i < num_entries; i++) { | |
3581 | free(*(image_ids++)); | |
3582 | rbd_mirror_image_get_info_cleanup(info_entries++); | |
3583 | } | |
3584 | } | |
3585 | ||
11fdf7f2 TL |
3586 | /* helpers */ |
3587 | ||
3588 | extern "C" void rbd_image_spec_cleanup(rbd_image_spec_t *image) | |
3589 | { | |
3590 | free(image->id); | |
3591 | free(image->name); | |
3592 | } | |
3593 | ||
3594 | extern "C" void rbd_image_spec_list_cleanup(rbd_image_spec_t *images, | |
3595 | size_t num_images) | |
3596 | { | |
3597 | for (size_t idx = 0; idx < num_images; ++idx) { | |
3598 | rbd_image_spec_cleanup(&images[idx]); | |
3599 | } | |
3600 | } | |
3601 | ||
3602 | extern "C" void rbd_linked_image_spec_cleanup(rbd_linked_image_spec_t *image) | |
3603 | { | |
3604 | free(image->pool_name); | |
3605 | free(image->pool_namespace); | |
3606 | free(image->image_id); | |
3607 | free(image->image_name); | |
3608 | } | |
3609 | ||
3610 | extern "C" void rbd_linked_image_spec_list_cleanup( | |
3611 | rbd_linked_image_spec_t *images, size_t num_images) | |
3612 | { | |
3613 | for (size_t idx = 0; idx < num_images; ++idx) { | |
3614 | rbd_linked_image_spec_cleanup(&images[idx]); | |
3615 | } | |
3616 | } | |
3617 | ||
3618 | extern "C" void rbd_snap_spec_cleanup(rbd_snap_spec_t *snap) | |
3619 | { | |
3620 | free(snap->name); | |
3621 | } | |
3622 | ||
7c673cae FG |
3623 | /* images */ |
3624 | extern "C" int rbd_list(rados_ioctx_t p, char *names, size_t *size) | |
3625 | { | |
3626 | librados::IoCtx io_ctx; | |
3627 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
11fdf7f2 | 3628 | |
7c673cae | 3629 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); |
11fdf7f2 TL |
3630 | tracepoint(librbd, list_enter, io_ctx.get_pool_name().c_str(), |
3631 | io_ctx.get_id()); | |
3632 | std::vector<librbd::image_spec_t> cpp_image_specs; | |
3633 | int r = librbd::api::Image<>::list_images(io_ctx, &cpp_image_specs); | |
7c673cae FG |
3634 | if (r < 0) { |
3635 | tracepoint(librbd, list_exit, r, *size); | |
3636 | return r; | |
3637 | } | |
3638 | ||
3639 | size_t expected_size = 0; | |
3640 | ||
11fdf7f2 TL |
3641 | for (auto& it : cpp_image_specs) { |
3642 | expected_size += it.name.size() + 1; | |
7c673cae FG |
3643 | } |
3644 | if (*size < expected_size) { | |
3645 | *size = expected_size; | |
3646 | tracepoint(librbd, list_exit, -ERANGE, *size); | |
3647 | return -ERANGE; | |
3648 | } | |
3649 | ||
11fdf7f2 TL |
3650 | if (names == NULL) { |
3651 | tracepoint(librbd, list_exit, -EINVAL, *size); | |
7c673cae | 3652 | return -EINVAL; |
11fdf7f2 | 3653 | } |
7c673cae | 3654 | |
11fdf7f2 TL |
3655 | for (auto& it : cpp_image_specs) { |
3656 | const char* name = it.name.c_str(); | |
7c673cae FG |
3657 | tracepoint(librbd, list_entry, name); |
3658 | strcpy(names, name); | |
3659 | names += strlen(names) + 1; | |
3660 | } | |
3661 | tracepoint(librbd, list_exit, (int)expected_size, *size); | |
3662 | return (int)expected_size; | |
3663 | } | |
3664 | ||
11fdf7f2 TL |
3665 | extern "C" int rbd_list2(rados_ioctx_t p, rbd_image_spec_t *images, |
3666 | size_t *size) | |
3667 | { | |
3668 | librados::IoCtx io_ctx; | |
3669 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3670 | ||
3671 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3672 | tracepoint(librbd, list_enter, io_ctx.get_pool_name().c_str(), | |
3673 | io_ctx.get_id()); | |
92f5a8d4 | 3674 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
3675 | memset(images, 0, sizeof(*images) * *size); |
3676 | std::vector<librbd::image_spec_t> cpp_image_specs; | |
3677 | int r = librbd::api::Image<>::list_images(io_ctx, &cpp_image_specs); | |
3678 | if (r < 0) { | |
3679 | tracepoint(librbd, list_exit, r, *size); | |
3680 | return r; | |
3681 | } | |
3682 | ||
3683 | size_t expected_size = cpp_image_specs.size(); | |
3684 | if (*size < expected_size) { | |
3685 | *size = expected_size; | |
3686 | tracepoint(librbd, list_exit, -ERANGE, *size); | |
3687 | return -ERANGE; | |
3688 | } | |
3689 | ||
3690 | *size = expected_size; | |
3691 | for (size_t idx = 0; idx < expected_size; ++idx) { | |
3692 | images[idx].id = strdup(cpp_image_specs[idx].id.c_str()); | |
3693 | images[idx].name = strdup(cpp_image_specs[idx].name.c_str()); | |
3694 | } | |
3695 | tracepoint(librbd, list_exit, 0, *size); | |
3696 | return 0; | |
3697 | } | |
3698 | ||
7c673cae FG |
3699 | extern "C" int rbd_create(rados_ioctx_t p, const char *name, uint64_t size, int *order) |
3700 | { | |
3701 | librados::IoCtx io_ctx; | |
3702 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3703 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3704 | tracepoint(librbd, create_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, *order); | |
3705 | int r = librbd::create(io_ctx, name, size, order); | |
3706 | tracepoint(librbd, create_exit, r, *order); | |
3707 | return r; | |
3708 | } | |
3709 | ||
3710 | extern "C" int rbd_create2(rados_ioctx_t p, const char *name, | |
3711 | uint64_t size, uint64_t features, | |
3712 | int *order) | |
3713 | { | |
3714 | librados::IoCtx io_ctx; | |
3715 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3716 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3717 | tracepoint(librbd, create2_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, features, *order); | |
3718 | int r = librbd::create(io_ctx, name, size, false, features, order, 0, 0); | |
3719 | tracepoint(librbd, create2_exit, r, *order); | |
3720 | return r; | |
3721 | } | |
3722 | ||
3723 | extern "C" int rbd_create3(rados_ioctx_t p, const char *name, | |
3724 | uint64_t size, uint64_t features, | |
3725 | int *order, | |
3726 | uint64_t stripe_unit, uint64_t stripe_count) | |
3727 | { | |
3728 | librados::IoCtx io_ctx; | |
3729 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3730 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3731 | tracepoint(librbd, create3_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, features, *order, stripe_unit, stripe_count); | |
3732 | int r = librbd::create(io_ctx, name, size, false, features, order, | |
3733 | stripe_unit, stripe_count); | |
3734 | tracepoint(librbd, create3_exit, r, *order); | |
3735 | return r; | |
3736 | } | |
3737 | ||
3738 | extern "C" int rbd_create4(rados_ioctx_t p, const char *name, | |
3739 | uint64_t size, rbd_image_options_t opts) | |
3740 | { | |
3741 | librados::IoCtx io_ctx; | |
3742 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3743 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3744 | tracepoint(librbd, create4_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name, size, opts); | |
3745 | librbd::ImageOptions opts_(opts); | |
3746 | int r = librbd::create(io_ctx, name, "", size, opts_, "", "", false); | |
3747 | tracepoint(librbd, create4_exit, r); | |
3748 | return r; | |
3749 | } | |
3750 | ||
3751 | extern "C" int rbd_clone(rados_ioctx_t p_ioctx, const char *p_name, | |
3752 | const char *p_snap_name, rados_ioctx_t c_ioctx, | |
3753 | const char *c_name, uint64_t features, int *c_order) | |
3754 | { | |
3755 | librados::IoCtx p_ioc, c_ioc; | |
3756 | librados::IoCtx::from_rados_ioctx_t(p_ioctx, p_ioc); | |
3757 | librados::IoCtx::from_rados_ioctx_t(c_ioctx, c_ioc); | |
3758 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioc)); | |
3759 | 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); | |
3760 | int r = librbd::clone(p_ioc, p_name, p_snap_name, c_ioc, c_name, | |
3761 | features, c_order, 0, 0); | |
3762 | tracepoint(librbd, clone_exit, r, *c_order); | |
3763 | return r; | |
3764 | } | |
3765 | ||
3766 | extern "C" int rbd_clone2(rados_ioctx_t p_ioctx, const char *p_name, | |
3767 | const char *p_snap_name, rados_ioctx_t c_ioctx, | |
3768 | const char *c_name, uint64_t features, int *c_order, | |
3769 | uint64_t stripe_unit, int stripe_count) | |
3770 | { | |
3771 | librados::IoCtx p_ioc, c_ioc; | |
3772 | librados::IoCtx::from_rados_ioctx_t(p_ioctx, p_ioc); | |
3773 | librados::IoCtx::from_rados_ioctx_t(c_ioctx, c_ioc); | |
3774 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioc)); | |
3775 | 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); | |
3776 | int r = librbd::clone(p_ioc, p_name, p_snap_name, c_ioc, c_name, | |
3777 | features, c_order, stripe_unit, stripe_count); | |
3778 | tracepoint(librbd, clone2_exit, r, *c_order); | |
3779 | return r; | |
3780 | } | |
3781 | ||
3782 | extern "C" int rbd_clone3(rados_ioctx_t p_ioctx, const char *p_name, | |
3783 | const char *p_snap_name, rados_ioctx_t c_ioctx, | |
3784 | const char *c_name, rbd_image_options_t c_opts) | |
3785 | { | |
3786 | librados::IoCtx p_ioc, c_ioc; | |
3787 | librados::IoCtx::from_rados_ioctx_t(p_ioctx, p_ioc); | |
3788 | librados::IoCtx::from_rados_ioctx_t(c_ioctx, c_ioc); | |
3789 | TracepointProvider::initialize<tracepoint_traits>(get_cct(p_ioc)); | |
3790 | 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); | |
3791 | librbd::ImageOptions c_opts_(c_opts); | |
11fdf7f2 TL |
3792 | int r = librbd::clone(p_ioc, nullptr, p_name, p_snap_name, c_ioc, nullptr, |
3793 | c_name, c_opts_, "", ""); | |
7c673cae FG |
3794 | tracepoint(librbd, clone3_exit, r); |
3795 | return r; | |
3796 | } | |
3797 | ||
3798 | extern "C" int rbd_remove(rados_ioctx_t p, const char *name) | |
3799 | { | |
3800 | librados::IoCtx io_ctx; | |
3801 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3802 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3803 | tracepoint(librbd, remove_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name); | |
3804 | librbd::NoOpProgressContext prog_ctx; | |
11fdf7f2 | 3805 | int r = librbd::api::Image<>::remove(io_ctx, name, prog_ctx); |
7c673cae FG |
3806 | tracepoint(librbd, remove_exit, r); |
3807 | return r; | |
3808 | } | |
3809 | ||
3810 | extern "C" int rbd_remove_with_progress(rados_ioctx_t p, const char *name, | |
3811 | librbd_progress_fn_t cb, void *cbdata) | |
3812 | { | |
3813 | librados::IoCtx io_ctx; | |
3814 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3815 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3816 | tracepoint(librbd, remove_enter, io_ctx.get_pool_name().c_str(), io_ctx.get_id(), name); | |
3817 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
11fdf7f2 | 3818 | int r = librbd::api::Image<>::remove(io_ctx, name, prog_ctx); |
7c673cae FG |
3819 | tracepoint(librbd, remove_exit, r); |
3820 | return r; | |
3821 | } | |
3822 | ||
3823 | extern "C" int rbd_trash_move(rados_ioctx_t p, const char *name, | |
3824 | uint64_t delay) { | |
3825 | librados::IoCtx io_ctx; | |
3826 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3827 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3828 | tracepoint(librbd, trash_move_enter, io_ctx.get_pool_name().c_str(), | |
3829 | io_ctx.get_id(), name); | |
11fdf7f2 TL |
3830 | int r = librbd::api::Trash<>::move(io_ctx, RBD_TRASH_IMAGE_SOURCE_USER, name, |
3831 | delay); | |
7c673cae FG |
3832 | tracepoint(librbd, trash_move_exit, r); |
3833 | return r; | |
3834 | } | |
3835 | ||
3836 | extern "C" int rbd_trash_get(rados_ioctx_t io, const char *id, | |
3837 | rbd_trash_image_info_t *info) { | |
3838 | librados::IoCtx io_ctx; | |
3839 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3840 | ||
3841 | librbd::trash_image_info_t cpp_info; | |
11fdf7f2 | 3842 | int r = librbd::api::Trash<>::get(io_ctx, id, &cpp_info); |
7c673cae FG |
3843 | if (r < 0) { |
3844 | return r; | |
3845 | } | |
3846 | ||
3847 | trash_image_info_cpp_to_c(cpp_info, info); | |
3848 | return 0; | |
3849 | } | |
3850 | ||
3851 | extern "C" void rbd_trash_get_cleanup(rbd_trash_image_info_t *info) { | |
3852 | free(info->id); | |
3853 | free(info->name); | |
3854 | } | |
3855 | ||
3856 | extern "C" int rbd_trash_list(rados_ioctx_t p, rbd_trash_image_info_t *entries, | |
3857 | size_t *num_entries) { | |
3858 | librados::IoCtx io_ctx; | |
3859 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3860 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3861 | tracepoint(librbd, trash_list_enter, | |
3862 | io_ctx.get_pool_name().c_str(), io_ctx.get_id()); | |
92f5a8d4 | 3863 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 | 3864 | memset(entries, 0, sizeof(*entries) * *num_entries); |
7c673cae FG |
3865 | |
3866 | vector<librbd::trash_image_info_t> cpp_entries; | |
11fdf7f2 | 3867 | int r = librbd::api::Trash<>::list(io_ctx, cpp_entries, true); |
7c673cae FG |
3868 | if (r < 0) { |
3869 | tracepoint(librbd, trash_list_exit, r, *num_entries); | |
3870 | return r; | |
3871 | } | |
3872 | ||
3873 | if (*num_entries < cpp_entries.size()) { | |
3874 | *num_entries = cpp_entries.size(); | |
3875 | tracepoint(librbd, trash_list_exit, -ERANGE, *num_entries); | |
3876 | return -ERANGE; | |
3877 | } | |
3878 | ||
3879 | int i=0; | |
3880 | for (const auto &entry : cpp_entries) { | |
3881 | trash_image_info_cpp_to_c(entry, &entries[i++]); | |
3882 | } | |
3883 | *num_entries = cpp_entries.size(); | |
3884 | ||
3885 | return *num_entries; | |
3886 | } | |
3887 | ||
3888 | extern "C" void rbd_trash_list_cleanup(rbd_trash_image_info_t *entries, | |
3889 | size_t num_entries) { | |
3890 | for (size_t i=0; i < num_entries; i++) { | |
3891 | rbd_trash_get_cleanup(&entries[i]); | |
3892 | } | |
3893 | } | |
3894 | ||
11fdf7f2 TL |
3895 | extern "C" int rbd_trash_purge(rados_ioctx_t io, time_t expire_ts, |
3896 | float threshold) { | |
3897 | librados::IoCtx io_ctx; | |
3898 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3899 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3900 | tracepoint(librbd, trash_purge_enter, io_ctx.get_pool_name().c_str(), | |
3901 | io_ctx.get_id(), expire_ts, threshold); | |
3902 | librbd::NoOpProgressContext nop_pctx; | |
3903 | int r = librbd::api::Trash<>::purge(io_ctx, expire_ts, threshold, nop_pctx); | |
3904 | tracepoint(librbd, trash_purge_exit, r); | |
3905 | return r; | |
3906 | } | |
3907 | ||
3908 | extern "C" int rbd_trash_purge_with_progress(rados_ioctx_t io, time_t expire_ts, | |
3909 | float threshold, librbd_progress_fn_t cb, void* cbdata) { | |
3910 | librados::IoCtx io_ctx; | |
3911 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3912 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3913 | tracepoint(librbd, trash_purge_enter, io_ctx.get_pool_name().c_str(), | |
3914 | io_ctx.get_id(), expire_ts, threshold); | |
3915 | librbd::CProgressContext pctx(cb, cbdata); | |
3916 | int r = librbd::api::Trash<>::purge(io_ctx, expire_ts, threshold, pctx); | |
3917 | tracepoint(librbd, trash_purge_exit, r); | |
3918 | return r; | |
3919 | } | |
3920 | ||
7c673cae FG |
3921 | extern "C" int rbd_trash_remove(rados_ioctx_t p, const char *image_id, |
3922 | bool force) { | |
3923 | librados::IoCtx io_ctx; | |
3924 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3925 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3926 | tracepoint(librbd, trash_remove_enter, io_ctx.get_pool_name().c_str(), | |
3927 | io_ctx.get_id(), image_id, force); | |
3928 | librbd::NoOpProgressContext prog_ctx; | |
11fdf7f2 | 3929 | int r = librbd::api::Trash<>::remove(io_ctx, image_id, force, prog_ctx); |
7c673cae FG |
3930 | tracepoint(librbd, trash_remove_exit, r); |
3931 | return r; | |
3932 | } | |
3933 | ||
3934 | extern "C" int rbd_trash_remove_with_progress(rados_ioctx_t p, | |
3935 | const char *image_id, | |
3936 | bool force, | |
3937 | librbd_progress_fn_t cb, | |
3938 | void *cbdata) { | |
3939 | librados::IoCtx io_ctx; | |
3940 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3941 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3942 | tracepoint(librbd, trash_remove_enter, io_ctx.get_pool_name().c_str(), | |
3943 | io_ctx.get_id(), image_id, force); | |
3944 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
11fdf7f2 | 3945 | int r = librbd::api::Trash<>::remove(io_ctx, image_id, force, prog_ctx); |
7c673cae FG |
3946 | tracepoint(librbd, trash_remove_exit, r); |
3947 | return r; | |
3948 | } | |
3949 | ||
3950 | extern "C" int rbd_trash_restore(rados_ioctx_t p, const char *id, | |
3951 | const char *name) { | |
3952 | librados::IoCtx io_ctx; | |
3953 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
3954 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
3955 | tracepoint(librbd, trash_undelete_enter, io_ctx.get_pool_name().c_str(), | |
3956 | io_ctx.get_id(), id, name); | |
eafe8130 TL |
3957 | int r = librbd::api::Trash<>::restore( |
3958 | io_ctx, librbd::api::Trash<>::RESTORE_SOURCE_WHITELIST, id, name); | |
7c673cae FG |
3959 | tracepoint(librbd, trash_undelete_exit, r); |
3960 | return r; | |
3961 | } | |
3962 | ||
11fdf7f2 TL |
3963 | extern "C" int rbd_namespace_create(rados_ioctx_t io, |
3964 | const char *namespace_name) { | |
3965 | librados::IoCtx io_ctx; | |
3966 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3967 | ||
3968 | return librbd::api::Namespace<>::create(io_ctx, namespace_name); | |
7c673cae FG |
3969 | } |
3970 | ||
11fdf7f2 TL |
3971 | extern "C" int rbd_namespace_remove(rados_ioctx_t io, |
3972 | const char *namespace_name) { | |
3973 | librados::IoCtx io_ctx; | |
3974 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3975 | ||
3976 | return librbd::api::Namespace<>::remove(io_ctx, namespace_name); | |
7c673cae FG |
3977 | } |
3978 | ||
11fdf7f2 TL |
3979 | extern "C" int rbd_namespace_list(rados_ioctx_t io, char *names, size_t *size) { |
3980 | librados::IoCtx io_ctx; | |
3981 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
3982 | ||
3983 | if (names == nullptr || size == nullptr) { | |
3984 | return -EINVAL; | |
3985 | } | |
3986 | ||
3987 | std::vector<std::string> cpp_names; | |
3988 | int r = librbd::api::Namespace<>::list(io_ctx, &cpp_names); | |
3989 | if (r < 0) { | |
3990 | return r; | |
3991 | } | |
3992 | ||
3993 | size_t expected_size = 0; | |
3994 | for (size_t i = 0; i < cpp_names.size(); i++) { | |
3995 | expected_size += cpp_names[i].size() + 1; | |
3996 | } | |
3997 | if (*size < expected_size) { | |
3998 | *size = expected_size; | |
3999 | return -ERANGE; | |
4000 | } | |
4001 | ||
4002 | *size = expected_size; | |
4003 | for (int i = 0; i < (int)cpp_names.size(); i++) { | |
4004 | const char* name = cpp_names[i].c_str(); | |
4005 | strcpy(names, name); | |
4006 | names += strlen(names) + 1; | |
4007 | } | |
4008 | ||
4009 | return (int)expected_size; | |
4010 | } | |
4011 | ||
4012 | extern "C" int rbd_namespace_exists(rados_ioctx_t io, | |
4013 | const char *namespace_name, | |
4014 | bool *exists) { | |
4015 | librados::IoCtx io_ctx; | |
4016 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
4017 | ||
4018 | return librbd::api::Namespace<>::exists(io_ctx, namespace_name, exists); | |
4019 | } | |
4020 | ||
4021 | extern "C" int rbd_pool_init(rados_ioctx_t io, bool force) { | |
4022 | librados::IoCtx io_ctx; | |
4023 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
4024 | ||
4025 | return librbd::api::Pool<>::init(io_ctx, force); | |
4026 | } | |
4027 | ||
4028 | extern "C" void rbd_pool_stats_create(rbd_pool_stats_t *stats) { | |
4029 | *stats = reinterpret_cast<rbd_pool_stats_t>( | |
4030 | new librbd::api::Pool<>::StatOptions{}); | |
4031 | } | |
4032 | ||
4033 | extern "C" void rbd_pool_stats_destroy(rbd_pool_stats_t stats) { | |
4034 | auto pool_stat_options = | |
4035 | reinterpret_cast<librbd::api::Pool<>::StatOptions*>(stats); | |
4036 | delete pool_stat_options; | |
4037 | } | |
4038 | ||
4039 | extern "C" int rbd_pool_stats_option_add_uint64(rbd_pool_stats_t stats, | |
4040 | int stat_option, | |
4041 | uint64_t* stat_val) { | |
4042 | auto pool_stat_options = | |
4043 | reinterpret_cast<librbd::api::Pool<>::StatOptions*>(stats); | |
4044 | return librbd::api::Pool<>::add_stat_option( | |
4045 | pool_stat_options, static_cast<rbd_pool_stat_option_t>(stat_option), | |
4046 | stat_val); | |
4047 | } | |
4048 | ||
4049 | extern "C" int rbd_pool_stats_get( | |
4050 | rados_ioctx_t io, rbd_pool_stats_t pool_stats) { | |
4051 | librados::IoCtx io_ctx; | |
4052 | librados::IoCtx::from_rados_ioctx_t(io, io_ctx); | |
4053 | ||
4054 | auto pool_stat_options = | |
4055 | reinterpret_cast<librbd::api::Pool<>::StatOptions*>(pool_stats); | |
4056 | return librbd::api::Pool<>::get_stats(io_ctx, pool_stat_options); | |
4057 | } | |
4058 | ||
4059 | extern "C" int rbd_copy(rbd_image_t image, rados_ioctx_t dest_p, | |
4060 | const char *destname) | |
4061 | { | |
4062 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4063 | librados::IoCtx dest_io_ctx; | |
4064 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4065 | 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); | |
4066 | librbd::ImageOptions opts; | |
4067 | librbd::NoOpProgressContext prog_ctx; | |
4068 | int r = librbd::copy(ictx, dest_io_ctx, destname, opts, prog_ctx, 0); | |
4069 | tracepoint(librbd, copy_exit, r); | |
4070 | return r; | |
4071 | } | |
4072 | ||
4073 | extern "C" int rbd_copy2(rbd_image_t srcp, rbd_image_t destp) | |
4074 | { | |
4075 | librbd::ImageCtx *src = (librbd::ImageCtx *)srcp; | |
4076 | librbd::ImageCtx *dest = (librbd::ImageCtx *)destp; | |
4077 | 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); | |
4078 | librbd::NoOpProgressContext prog_ctx; | |
4079 | int r = librbd::copy(src, dest, prog_ctx, 0); | |
4080 | tracepoint(librbd, copy2_exit, r); | |
4081 | return r; | |
4082 | } | |
4083 | ||
4084 | extern "C" int rbd_copy3(rbd_image_t image, rados_ioctx_t dest_p, | |
4085 | const char *destname, rbd_image_options_t c_opts) | |
4086 | { | |
4087 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4088 | librados::IoCtx dest_io_ctx; | |
4089 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4090 | 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); | |
4091 | librbd::ImageOptions c_opts_(c_opts); | |
4092 | librbd::NoOpProgressContext prog_ctx; | |
4093 | int r = librbd::copy(ictx, dest_io_ctx, destname, c_opts_, prog_ctx, 0); | |
4094 | tracepoint(librbd, copy3_exit, r); | |
7c673cae FG |
4095 | return r; |
4096 | } | |
4097 | ||
4098 | extern "C" int rbd_copy4(rbd_image_t image, rados_ioctx_t dest_p, | |
4099 | const char *destname, rbd_image_options_t c_opts, size_t sparse_size) | |
4100 | { | |
4101 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4102 | librados::IoCtx dest_io_ctx; | |
4103 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4104 | 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); | |
4105 | librbd::ImageOptions c_opts_(c_opts); | |
4106 | librbd::NoOpProgressContext prog_ctx; | |
4107 | int r = librbd::copy(ictx, dest_io_ctx, destname, c_opts_, prog_ctx, sparse_size); | |
4108 | tracepoint(librbd, copy4_exit, r); | |
4109 | return r; | |
4110 | } | |
4111 | ||
4112 | extern "C" int rbd_copy_with_progress(rbd_image_t image, rados_ioctx_t dest_p, | |
4113 | const char *destname, | |
4114 | librbd_progress_fn_t fn, void *data) | |
4115 | { | |
4116 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4117 | librados::IoCtx dest_io_ctx; | |
4118 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4119 | 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); | |
4120 | librbd::ImageOptions opts; | |
4121 | librbd::CProgressContext prog_ctx(fn, data); | |
4122 | int ret = librbd::copy(ictx, dest_io_ctx, destname, opts, prog_ctx, 0); | |
4123 | tracepoint(librbd, copy_exit, ret); | |
4124 | return ret; | |
4125 | } | |
4126 | ||
4127 | extern "C" int rbd_copy_with_progress2(rbd_image_t srcp, rbd_image_t destp, | |
4128 | librbd_progress_fn_t fn, void *data) | |
4129 | { | |
4130 | librbd::ImageCtx *src = (librbd::ImageCtx *)srcp; | |
4131 | librbd::ImageCtx *dest = (librbd::ImageCtx *)destp; | |
4132 | 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); | |
4133 | librbd::CProgressContext prog_ctx(fn, data); | |
4134 | int ret = librbd::copy(src, dest, prog_ctx, 0); | |
4135 | tracepoint(librbd, copy2_exit, ret); | |
4136 | return ret; | |
4137 | } | |
4138 | ||
4139 | extern "C" int rbd_copy_with_progress3(rbd_image_t image, rados_ioctx_t dest_p, | |
4140 | const char *destname, | |
4141 | rbd_image_options_t dest_opts, | |
4142 | librbd_progress_fn_t fn, void *data) | |
4143 | { | |
4144 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4145 | librados::IoCtx dest_io_ctx; | |
4146 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4147 | 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); | |
4148 | librbd::ImageOptions dest_opts_(dest_opts); | |
4149 | librbd::CProgressContext prog_ctx(fn, data); | |
4150 | int ret = librbd::copy(ictx, dest_io_ctx, destname, dest_opts_, prog_ctx, 0); | |
4151 | tracepoint(librbd, copy3_exit, ret); | |
4152 | return ret; | |
4153 | } | |
4154 | ||
4155 | extern "C" int rbd_copy_with_progress4(rbd_image_t image, rados_ioctx_t dest_p, | |
4156 | const char *destname, | |
4157 | rbd_image_options_t dest_opts, | |
4158 | librbd_progress_fn_t fn, void *data, size_t sparse_size) | |
4159 | { | |
4160 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4161 | librados::IoCtx dest_io_ctx; | |
4162 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4163 | 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); | |
4164 | librbd::ImageOptions dest_opts_(dest_opts); | |
4165 | librbd::CProgressContext prog_ctx(fn, data); | |
4166 | int ret = librbd::copy(ictx, dest_io_ctx, destname, dest_opts_, prog_ctx, sparse_size); | |
4167 | tracepoint(librbd, copy4_exit, ret); | |
4168 | return ret; | |
4169 | } | |
4170 | ||
11fdf7f2 TL |
4171 | extern "C" int rbd_deep_copy(rbd_image_t image, rados_ioctx_t dest_p, |
4172 | const char *destname, rbd_image_options_t c_opts) | |
4173 | { | |
4174 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4175 | librados::IoCtx dest_io_ctx; | |
4176 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4177 | tracepoint(librbd, deep_copy_enter, ictx, ictx->name.c_str(), | |
4178 | ictx->snap_name.c_str(), ictx->read_only, | |
4179 | dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), | |
4180 | destname, c_opts); | |
4181 | librbd::ImageOptions opts(c_opts); | |
4182 | librbd::NoOpProgressContext prog_ctx; | |
4183 | int r = librbd::api::Image<>::deep_copy(ictx, dest_io_ctx, destname, opts, | |
4184 | prog_ctx); | |
4185 | tracepoint(librbd, deep_copy_exit, r); | |
4186 | return r; | |
4187 | } | |
4188 | ||
4189 | extern "C" int rbd_deep_copy_with_progress(rbd_image_t image, | |
4190 | rados_ioctx_t dest_p, | |
4191 | const char *destname, | |
4192 | rbd_image_options_t dest_opts, | |
4193 | librbd_progress_fn_t fn, void *data) | |
4194 | { | |
4195 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4196 | librados::IoCtx dest_io_ctx; | |
4197 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4198 | tracepoint(librbd, deep_copy_enter, ictx, ictx->name.c_str(), | |
4199 | ictx->snap_name.c_str(), ictx->read_only, | |
4200 | dest_io_ctx.get_pool_name().c_str(), dest_io_ctx.get_id(), | |
4201 | destname, dest_opts); | |
4202 | librbd::ImageOptions opts(dest_opts); | |
4203 | librbd::CProgressContext prog_ctx(fn, data); | |
4204 | int ret = librbd::api::Image<>::deep_copy(ictx, dest_io_ctx, destname, opts, | |
4205 | prog_ctx); | |
4206 | tracepoint(librbd, deep_copy_exit, ret); | |
4207 | return ret; | |
4208 | } | |
7c673cae FG |
4209 | |
4210 | extern "C" int rbd_flatten(rbd_image_t image) | |
4211 | { | |
4212 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4213 | tracepoint(librbd, flatten_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
4214 | librbd::NoOpProgressContext prog_ctx; | |
4215 | int r = ictx->operations->flatten(prog_ctx); | |
4216 | tracepoint(librbd, flatten_exit, r); | |
4217 | return r; | |
4218 | } | |
4219 | ||
4220 | extern "C" int rbd_flatten_with_progress(rbd_image_t image, | |
4221 | librbd_progress_fn_t cb, void *cbdata) | |
4222 | { | |
4223 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4224 | tracepoint(librbd, flatten_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
4225 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4226 | int r = ictx->operations->flatten(prog_ctx); | |
4227 | tracepoint(librbd, flatten_exit, r); | |
4228 | return r; | |
4229 | } | |
4230 | ||
11fdf7f2 TL |
4231 | extern "C" int rbd_sparsify(rbd_image_t image, size_t sparse_size) |
4232 | { | |
4233 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4234 | tracepoint(librbd, sparsify_enter, ictx, ictx->name.c_str(), sparse_size, | |
4235 | ictx->id.c_str()); | |
4236 | librbd::NoOpProgressContext prog_ctx; | |
4237 | int r = ictx->operations->sparsify(sparse_size, prog_ctx); | |
4238 | tracepoint(librbd, sparsify_exit, r); | |
4239 | return r; | |
4240 | } | |
4241 | ||
4242 | extern "C" int rbd_sparsify_with_progress(rbd_image_t image, size_t sparse_size, | |
4243 | librbd_progress_fn_t cb, void *cbdata) | |
4244 | { | |
4245 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4246 | tracepoint(librbd, sparsify_enter, ictx, ictx->name.c_str(), sparse_size, | |
4247 | ictx->id.c_str()); | |
4248 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4249 | int r = ictx->operations->sparsify(sparse_size, prog_ctx); | |
4250 | tracepoint(librbd, sparsify_exit, r); | |
4251 | return r; | |
4252 | } | |
4253 | ||
7c673cae FG |
4254 | extern "C" int rbd_rename(rados_ioctx_t src_p, const char *srcname, |
4255 | const char *destname) | |
4256 | { | |
4257 | librados::IoCtx src_io_ctx; | |
4258 | librados::IoCtx::from_rados_ioctx_t(src_p, src_io_ctx); | |
4259 | TracepointProvider::initialize<tracepoint_traits>(get_cct(src_io_ctx)); | |
4260 | tracepoint(librbd, rename_enter, src_io_ctx.get_pool_name().c_str(), src_io_ctx.get_id(), srcname, destname); | |
4261 | int r = librbd::rename(src_io_ctx, srcname, destname); | |
4262 | tracepoint(librbd, rename_exit, r); | |
4263 | return r; | |
4264 | } | |
4265 | ||
11fdf7f2 TL |
4266 | extern "C" int rbd_migration_prepare(rados_ioctx_t p, const char *image_name, |
4267 | rados_ioctx_t dest_p, | |
4268 | const char *dest_image_name, | |
4269 | rbd_image_options_t opts_) | |
4270 | { | |
4271 | librados::IoCtx io_ctx; | |
4272 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4273 | librados::IoCtx dest_io_ctx; | |
4274 | librados::IoCtx::from_rados_ioctx_t(dest_p, dest_io_ctx); | |
4275 | tracepoint(librbd, migration_prepare_enter, io_ctx.get_pool_name().c_str(), | |
4276 | io_ctx.get_id(), image_name, dest_io_ctx.get_pool_name().c_str(), | |
4277 | dest_io_ctx.get_id(), dest_image_name, opts_); | |
4278 | librbd::ImageOptions opts(opts_); | |
4279 | int r = librbd::api::Migration<>::prepare(io_ctx, image_name, dest_io_ctx, | |
4280 | dest_image_name, opts); | |
4281 | tracepoint(librbd, migration_prepare_exit, r); | |
4282 | return r; | |
4283 | } | |
4284 | ||
4285 | extern "C" int rbd_migration_execute(rados_ioctx_t p, const char *image_name) | |
4286 | { | |
4287 | librados::IoCtx io_ctx; | |
4288 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4289 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4290 | tracepoint(librbd, migration_execute_enter, io_ctx.get_pool_name().c_str(), | |
4291 | io_ctx.get_id(), image_name); | |
4292 | librbd::NoOpProgressContext prog_ctx; | |
4293 | int r = librbd::api::Migration<>::execute(io_ctx, image_name, prog_ctx); | |
4294 | tracepoint(librbd, migration_execute_exit, r); | |
4295 | return r; | |
4296 | } | |
4297 | ||
4298 | extern "C" int rbd_migration_execute_with_progress(rados_ioctx_t p, | |
4299 | const char *name, | |
4300 | librbd_progress_fn_t fn, | |
4301 | void *data) | |
4302 | { | |
4303 | librados::IoCtx io_ctx; | |
4304 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4305 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4306 | tracepoint(librbd, migration_execute_enter, io_ctx.get_pool_name().c_str(), | |
4307 | io_ctx.get_id(), name); | |
4308 | librbd::CProgressContext prog_ctx(fn, data); | |
4309 | int r = librbd::api::Migration<>::execute(io_ctx, name, prog_ctx); | |
4310 | tracepoint(librbd, migration_execute_exit, r); | |
4311 | return r; | |
4312 | } | |
4313 | ||
4314 | extern "C" int rbd_migration_abort(rados_ioctx_t p, const char *image_name) | |
4315 | { | |
4316 | librados::IoCtx io_ctx; | |
4317 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4318 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4319 | tracepoint(librbd, migration_abort_enter, io_ctx.get_pool_name().c_str(), | |
4320 | io_ctx.get_id(), image_name); | |
4321 | librbd::NoOpProgressContext prog_ctx; | |
4322 | int r = librbd::api::Migration<>::abort(io_ctx, image_name, prog_ctx); | |
4323 | tracepoint(librbd, migration_abort_exit, r); | |
4324 | return r; | |
4325 | } | |
4326 | ||
4327 | extern "C" int rbd_migration_abort_with_progress(rados_ioctx_t p, | |
4328 | const char *name, | |
4329 | librbd_progress_fn_t fn, | |
4330 | void *data) | |
4331 | { | |
4332 | librados::IoCtx io_ctx; | |
4333 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4334 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4335 | tracepoint(librbd, migration_abort_enter, io_ctx.get_pool_name().c_str(), | |
4336 | io_ctx.get_id(), name); | |
4337 | librbd::CProgressContext prog_ctx(fn, data); | |
4338 | int r = librbd::api::Migration<>::abort(io_ctx, name, prog_ctx); | |
4339 | tracepoint(librbd, migration_abort_exit, r); | |
4340 | return r; | |
4341 | } | |
4342 | ||
4343 | extern "C" int rbd_migration_commit(rados_ioctx_t p, const char *image_name) | |
4344 | { | |
4345 | librados::IoCtx io_ctx; | |
4346 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4347 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4348 | tracepoint(librbd, migration_commit_enter, io_ctx.get_pool_name().c_str(), | |
4349 | io_ctx.get_id(), image_name); | |
4350 | librbd::NoOpProgressContext prog_ctx; | |
4351 | int r = librbd::api::Migration<>::commit(io_ctx, image_name, prog_ctx); | |
4352 | tracepoint(librbd, migration_commit_exit, r); | |
4353 | return r; | |
4354 | } | |
4355 | ||
4356 | extern "C" int rbd_migration_commit_with_progress(rados_ioctx_t p, | |
4357 | const char *name, | |
4358 | librbd_progress_fn_t fn, | |
4359 | void *data) | |
4360 | { | |
4361 | librados::IoCtx io_ctx; | |
4362 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4363 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4364 | tracepoint(librbd, migration_commit_enter, io_ctx.get_pool_name().c_str(), | |
4365 | io_ctx.get_id(), name); | |
4366 | librbd::CProgressContext prog_ctx(fn, data); | |
4367 | int r = librbd::api::Migration<>::commit(io_ctx, name, prog_ctx); | |
4368 | tracepoint(librbd, migration_commit_exit, r); | |
4369 | return r; | |
4370 | } | |
4371 | ||
4372 | extern "C" int rbd_migration_status(rados_ioctx_t p, const char *image_name, | |
4373 | rbd_image_migration_status_t *status, | |
4374 | size_t status_size) | |
4375 | { | |
4376 | librados::IoCtx io_ctx; | |
4377 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4378 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4379 | tracepoint(librbd, migration_status_enter, io_ctx.get_pool_name().c_str(), | |
4380 | io_ctx.get_id(), image_name); | |
4381 | ||
4382 | if (status_size != sizeof(rbd_image_migration_status_t)) { | |
4383 | tracepoint(librbd, migration_status_exit, -ERANGE); | |
4384 | return -ERANGE; | |
4385 | } | |
4386 | ||
4387 | librbd::image_migration_status_t cpp_status; | |
4388 | int r = librbd::api::Migration<>::status(io_ctx, image_name, &cpp_status); | |
4389 | if (r >= 0) { | |
4390 | status->source_pool_id = cpp_status.source_pool_id; | |
4391 | status->source_pool_namespace = | |
4392 | strdup(cpp_status.source_pool_namespace.c_str()); | |
4393 | status->source_image_name = strdup(cpp_status.source_image_name.c_str()); | |
4394 | status->source_image_id = strdup(cpp_status.source_image_id.c_str()); | |
4395 | status->dest_pool_id = cpp_status.dest_pool_id; | |
4396 | status->dest_pool_namespace = | |
4397 | strdup(cpp_status.dest_pool_namespace.c_str()); | |
4398 | status->dest_image_name = strdup(cpp_status.dest_image_name.c_str()); | |
4399 | status->dest_image_id = strdup(cpp_status.dest_image_id.c_str()); | |
4400 | status->state = cpp_status.state; | |
4401 | status->state_description = strdup(cpp_status.state_description.c_str()); | |
4402 | } | |
4403 | ||
4404 | tracepoint(librbd, migration_status_exit, r); | |
4405 | return r; | |
4406 | } | |
4407 | ||
4408 | extern "C" void rbd_migration_status_cleanup(rbd_image_migration_status_t *s) | |
4409 | { | |
4410 | free(s->source_pool_namespace); | |
4411 | free(s->source_image_name); | |
4412 | free(s->source_image_id); | |
4413 | free(s->dest_pool_namespace); | |
4414 | free(s->dest_image_name); | |
4415 | free(s->dest_image_id); | |
4416 | free(s->state_description); | |
4417 | } | |
4418 | ||
4419 | extern "C" int rbd_pool_metadata_get(rados_ioctx_t p, const char *key, | |
4420 | char *value, size_t *vallen) | |
4421 | { | |
4422 | librados::IoCtx io_ctx; | |
4423 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4424 | string val_s; | |
4425 | int r = librbd::api::PoolMetadata<>::get(io_ctx, key, &val_s); | |
4426 | if (*vallen < val_s.size() + 1) { | |
4427 | r = -ERANGE; | |
4428 | *vallen = val_s.size() + 1; | |
4429 | } else { | |
4430 | strncpy(value, val_s.c_str(), val_s.size() + 1); | |
4431 | } | |
4432 | ||
4433 | return r; | |
4434 | } | |
4435 | ||
4436 | extern "C" int rbd_pool_metadata_set(rados_ioctx_t p, const char *key, | |
4437 | const char *value) | |
4438 | { | |
4439 | librados::IoCtx io_ctx; | |
4440 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4441 | int r = librbd::api::PoolMetadata<>::set(io_ctx, key, value); | |
4442 | return r; | |
4443 | } | |
4444 | ||
4445 | extern "C" int rbd_pool_metadata_remove(rados_ioctx_t p, const char *key) | |
4446 | { | |
4447 | librados::IoCtx io_ctx; | |
4448 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4449 | int r = librbd::api::PoolMetadata<>::remove(io_ctx, key); | |
4450 | return r; | |
4451 | } | |
4452 | ||
4453 | extern "C" int rbd_pool_metadata_list(rados_ioctx_t p, const char *start, | |
4454 | uint64_t max, char *key, size_t *key_len, | |
4455 | char *value, size_t *val_len) | |
4456 | { | |
4457 | librados::IoCtx io_ctx; | |
4458 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4459 | map<string, bufferlist> pairs; | |
4460 | int r = librbd::api::PoolMetadata<>::list(io_ctx, start, max, &pairs); | |
4461 | if (r < 0) { | |
4462 | return r; | |
4463 | } | |
4464 | size_t key_total_len = 0, val_total_len = 0; | |
4465 | for (auto &it : pairs) { | |
4466 | key_total_len += it.first.size() + 1; | |
4467 | val_total_len += it.second.length() + 1; | |
4468 | } | |
4469 | if (*key_len < key_total_len || *val_len < val_total_len) { | |
4470 | *key_len = key_total_len; | |
4471 | *val_len = val_total_len; | |
4472 | return -ERANGE; | |
4473 | } | |
4474 | *key_len = key_total_len; | |
4475 | *val_len = val_total_len; | |
4476 | ||
4477 | char *key_p = key, *value_p = value; | |
4478 | for (auto &it : pairs) { | |
4479 | strncpy(key_p, it.first.c_str(), it.first.size() + 1); | |
4480 | key_p += it.first.size() + 1; | |
4481 | strncpy(value_p, it.second.c_str(), it.second.length()); | |
4482 | value_p += it.second.length(); | |
4483 | *value_p = '\0'; | |
4484 | value_p++; | |
4485 | } | |
4486 | return 0; | |
4487 | } | |
4488 | ||
4489 | extern "C" int rbd_config_pool_list(rados_ioctx_t p, | |
4490 | rbd_config_option_t *options, | |
4491 | int *max_options) { | |
4492 | librados::IoCtx io_ctx; | |
4493 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4494 | ||
4495 | std::vector<librbd::config_option_t> option_vector; | |
4496 | int r = librbd::api::Config<>::list(io_ctx, &option_vector); | |
4497 | if (r < 0) { | |
4498 | return r; | |
4499 | } | |
4500 | ||
4501 | if (*max_options < static_cast<int>(option_vector.size())) { | |
4502 | *max_options = static_cast<int>(option_vector.size()); | |
4503 | return -ERANGE; | |
4504 | } | |
4505 | ||
4506 | for (int i = 0; i < static_cast<int>(option_vector.size()); ++i) { | |
4507 | config_option_cpp_to_c(option_vector[i], &options[i]); | |
4508 | } | |
4509 | *max_options = static_cast<int>(option_vector.size()); | |
4510 | return 0; | |
4511 | } | |
4512 | ||
4513 | extern "C" void rbd_config_pool_list_cleanup(rbd_config_option_t *options, | |
4514 | int max_options) { | |
4515 | for (int i = 0; i < max_options; ++i) { | |
4516 | config_option_cleanup(options[i]); | |
4517 | } | |
4518 | } | |
4519 | ||
7c673cae FG |
4520 | extern "C" int rbd_open(rados_ioctx_t p, const char *name, rbd_image_t *image, |
4521 | const char *snap_name) | |
4522 | { | |
4523 | librados::IoCtx io_ctx; | |
4524 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4525 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4526 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4527 | false); | |
4528 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4529 | ||
11fdf7f2 | 4530 | int r = ictx->state->open(0); |
7c673cae FG |
4531 | if (r >= 0) { |
4532 | *image = (rbd_image_t)ictx; | |
4533 | } | |
4534 | tracepoint(librbd, open_image_exit, r); | |
4535 | return r; | |
4536 | } | |
4537 | ||
4538 | extern "C" int rbd_open_by_id(rados_ioctx_t p, const char *id, | |
4539 | rbd_image_t *image, const char *snap_name) | |
4540 | { | |
4541 | librados::IoCtx io_ctx; | |
4542 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4543 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4544 | librbd::ImageCtx *ictx = new librbd::ImageCtx("", id, snap_name, io_ctx, | |
4545 | false); | |
4546 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), | |
4547 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4548 | ||
11fdf7f2 | 4549 | int r = ictx->state->open(0); |
92f5a8d4 | 4550 | if (r >= 0) { |
7c673cae FG |
4551 | *image = (rbd_image_t)ictx; |
4552 | } | |
4553 | tracepoint(librbd, open_image_exit, r); | |
4554 | return r; | |
4555 | } | |
4556 | ||
4557 | extern "C" int rbd_aio_open(rados_ioctx_t p, const char *name, | |
4558 | rbd_image_t *image, const char *snap_name, | |
4559 | rbd_completion_t c) | |
4560 | { | |
4561 | librados::IoCtx io_ctx; | |
4562 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4563 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4564 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4565 | false); | |
4566 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4567 | 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 |
4568 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4569 | image)); | |
7c673cae FG |
4570 | tracepoint(librbd, aio_open_image_exit, 0); |
4571 | return 0; | |
4572 | } | |
4573 | ||
4574 | extern "C" int rbd_aio_open_by_id(rados_ioctx_t p, const char *id, | |
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("", id, 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(), | |
4585 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, | |
4586 | comp->pc); | |
11fdf7f2 TL |
4587 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4588 | image)); | |
7c673cae FG |
4589 | tracepoint(librbd, aio_open_image_exit, 0); |
4590 | return 0; | |
4591 | } | |
4592 | ||
4593 | extern "C" int rbd_open_read_only(rados_ioctx_t p, const char *name, | |
4594 | rbd_image_t *image, const char *snap_name) | |
4595 | { | |
4596 | librados::IoCtx io_ctx; | |
4597 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4598 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4599 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4600 | true); | |
4601 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4602 | ||
11fdf7f2 | 4603 | int r = ictx->state->open(0); |
7c673cae FG |
4604 | if (r >= 0) { |
4605 | *image = (rbd_image_t)ictx; | |
4606 | } | |
4607 | tracepoint(librbd, open_image_exit, r); | |
4608 | return r; | |
4609 | } | |
4610 | ||
4611 | extern "C" int rbd_open_by_id_read_only(rados_ioctx_t p, const char *id, | |
4612 | rbd_image_t *image, const char *snap_name) | |
4613 | { | |
4614 | librados::IoCtx io_ctx; | |
4615 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4616 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4617 | librbd::ImageCtx *ictx = new librbd::ImageCtx("", id, snap_name, io_ctx, | |
4618 | true); | |
4619 | tracepoint(librbd, open_image_enter, ictx, ictx->name.c_str(), | |
4620 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4621 | ||
11fdf7f2 | 4622 | int r = ictx->state->open(0); |
92f5a8d4 | 4623 | if (r >= 0) { |
7c673cae FG |
4624 | *image = (rbd_image_t)ictx; |
4625 | } | |
4626 | tracepoint(librbd, open_image_exit, r); | |
4627 | return r; | |
4628 | } | |
4629 | ||
4630 | extern "C" int rbd_aio_open_read_only(rados_ioctx_t p, const char *name, | |
4631 | rbd_image_t *image, const char *snap_name, | |
4632 | rbd_completion_t c) | |
4633 | { | |
4634 | librados::IoCtx io_ctx; | |
4635 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4636 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4637 | librbd::ImageCtx *ictx = new librbd::ImageCtx(name, "", snap_name, io_ctx, | |
4638 | true); | |
4639 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4640 | 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 |
4641 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4642 | image)); | |
7c673cae FG |
4643 | tracepoint(librbd, aio_open_image_exit, 0); |
4644 | return 0; | |
4645 | } | |
4646 | ||
4647 | extern "C" int rbd_aio_open_by_id_read_only(rados_ioctx_t p, const char *id, | |
4648 | rbd_image_t *image, | |
4649 | const char *snap_name, | |
4650 | rbd_completion_t c) | |
4651 | { | |
4652 | librados::IoCtx io_ctx; | |
4653 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
4654 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
4655 | librbd::ImageCtx *ictx = new librbd::ImageCtx("", id, snap_name, io_ctx, | |
4656 | true); | |
4657 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4658 | tracepoint(librbd, aio_open_image_enter, ictx, ictx->name.c_str(), | |
4659 | ictx->id.c_str(), ictx->snap_name.c_str(), ictx->read_only, comp->pc); | |
11fdf7f2 TL |
4660 | ictx->state->open(0, new C_OpenComplete(ictx, get_aio_completion(comp), |
4661 | image)); | |
7c673cae FG |
4662 | tracepoint(librbd, aio_open_image_exit, 0); |
4663 | return 0; | |
4664 | } | |
4665 | ||
9f95a23c TL |
4666 | extern "C" int rbd_features_to_string(uint64_t features, char *str_features, size_t *size) |
4667 | { | |
4668 | std::stringstream err; | |
4669 | std::string get_str_features = librbd::rbd_features_to_string(features, &err); | |
4670 | if (!err.str().empty()) { | |
4671 | return -EINVAL; | |
4672 | } | |
4673 | uint64_t expected_size = get_str_features.size(); | |
4674 | if (*size <= expected_size) { | |
4675 | *size = expected_size + 1; | |
4676 | return -ERANGE; | |
4677 | } | |
4678 | strncpy(str_features, get_str_features.c_str(), expected_size); | |
4679 | str_features[expected_size] = '\0'; | |
4680 | *size = expected_size + 1; | |
4681 | return 0; | |
4682 | } | |
4683 | ||
4684 | extern "C" int rbd_features_from_string(const char *str_features, uint64_t *features) | |
4685 | { | |
4686 | std::stringstream err; | |
4687 | *features = librbd::rbd_features_from_string(str_features, &err); | |
4688 | if (!err.str().empty()) { | |
4689 | return -EINVAL; | |
4690 | } | |
4691 | ||
4692 | return 0; | |
4693 | } | |
4694 | ||
7c673cae FG |
4695 | extern "C" int rbd_close(rbd_image_t image) |
4696 | { | |
4697 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4698 | tracepoint(librbd, close_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str()); | |
4699 | ||
4700 | int r = ictx->state->close(); | |
4701 | ||
4702 | tracepoint(librbd, close_image_exit, r); | |
4703 | return r; | |
4704 | } | |
4705 | ||
4706 | extern "C" int rbd_aio_close(rbd_image_t image, rbd_completion_t c) | |
4707 | { | |
4708 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4709 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
4710 | tracepoint(librbd, aio_close_image_enter, ictx, ictx->name.c_str(), ictx->id.c_str(), comp->pc); | |
4711 | ictx->state->close(new C_AioCompletion(ictx, librbd::io::AIO_TYPE_CLOSE, | |
4712 | get_aio_completion(comp))); | |
4713 | tracepoint(librbd, aio_close_image_exit, 0); | |
4714 | return 0; | |
4715 | } | |
4716 | ||
4717 | extern "C" int rbd_resize(rbd_image_t image, uint64_t size) | |
4718 | { | |
4719 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4720 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
4721 | librbd::NoOpProgressContext prog_ctx; | |
4722 | int r = ictx->operations->resize(size, true, prog_ctx); | |
4723 | tracepoint(librbd, resize_exit, r); | |
4724 | return r; | |
4725 | } | |
4726 | ||
4727 | extern "C" int rbd_resize2(rbd_image_t image, uint64_t size, bool allow_shrink, | |
4728 | librbd_progress_fn_t cb, void *cbdata) | |
4729 | { | |
4730 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4731 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
4732 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4733 | int r = ictx->operations->resize(size, allow_shrink, prog_ctx); | |
4734 | tracepoint(librbd, resize_exit, r); | |
4735 | return r; | |
4736 | } | |
4737 | ||
4738 | extern "C" int rbd_resize_with_progress(rbd_image_t image, uint64_t size, | |
4739 | librbd_progress_fn_t cb, void *cbdata) | |
4740 | { | |
4741 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4742 | tracepoint(librbd, resize_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, size); | |
4743 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
4744 | int r = ictx->operations->resize(size, true, prog_ctx); | |
4745 | tracepoint(librbd, resize_exit, r); | |
4746 | return r; | |
4747 | } | |
4748 | ||
4749 | extern "C" int rbd_stat(rbd_image_t image, rbd_image_info_t *info, | |
4750 | size_t infosize) | |
4751 | { | |
4752 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4753 | tracepoint(librbd, stat_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4754 | int r = librbd::info(ictx, *info, infosize); | |
4755 | tracepoint(librbd, stat_exit, r, info); | |
4756 | return r; | |
4757 | } | |
4758 | ||
4759 | extern "C" int rbd_get_old_format(rbd_image_t image, uint8_t *old) | |
4760 | { | |
4761 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4762 | tracepoint(librbd, get_old_format_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4763 | int r = librbd::get_old_format(ictx, old); | |
4764 | tracepoint(librbd, get_old_format_exit, r, *old); | |
4765 | return r; | |
4766 | } | |
4767 | ||
4768 | extern "C" int rbd_get_size(rbd_image_t image, uint64_t *size) | |
4769 | { | |
4770 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4771 | tracepoint(librbd, get_size_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4772 | int r = librbd::get_size(ictx, size); | |
4773 | tracepoint(librbd, get_size_exit, r, *size); | |
4774 | return r; | |
4775 | } | |
4776 | ||
4777 | extern "C" int rbd_get_features(rbd_image_t image, uint64_t *features) | |
4778 | { | |
4779 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4780 | tracepoint(librbd, get_features_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4781 | int r = librbd::get_features(ictx, features); | |
4782 | tracepoint(librbd, get_features_exit, r, *features); | |
4783 | return r; | |
4784 | } | |
4785 | ||
4786 | extern "C" int rbd_update_features(rbd_image_t image, uint64_t features, | |
4787 | uint8_t enabled) | |
4788 | { | |
4789 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4790 | bool features_enabled = enabled != 0; | |
4791 | tracepoint(librbd, update_features_enter, ictx, features, features_enabled); | |
4792 | int r = ictx->operations->update_features(features, features_enabled); | |
4793 | tracepoint(librbd, update_features_exit, r); | |
4794 | return r; | |
4795 | } | |
4796 | ||
11fdf7f2 TL |
4797 | extern "C" int rbd_get_op_features(rbd_image_t image, uint64_t *op_features) |
4798 | { | |
4799 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4800 | return librbd::api::Image<>::get_op_features(ictx, op_features); | |
4801 | } | |
4802 | ||
7c673cae FG |
4803 | extern "C" int rbd_get_stripe_unit(rbd_image_t image, uint64_t *stripe_unit) |
4804 | { | |
4805 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4806 | tracepoint(librbd, get_stripe_unit_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4807 | *stripe_unit = ictx->get_stripe_unit(); | |
4808 | tracepoint(librbd, get_stripe_unit_exit, 0, *stripe_unit); | |
4809 | return 0; | |
4810 | } | |
4811 | ||
4812 | extern "C" int rbd_get_stripe_count(rbd_image_t image, uint64_t *stripe_count) | |
4813 | { | |
4814 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4815 | tracepoint(librbd, get_stripe_count_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4816 | *stripe_count = ictx->get_stripe_count(); | |
4817 | tracepoint(librbd, get_stripe_count_exit, 0, *stripe_count); | |
4818 | return 0; | |
4819 | } | |
4820 | ||
31f18b77 FG |
4821 | extern "C" int rbd_get_create_timestamp(rbd_image_t image, |
4822 | struct timespec *timestamp) | |
4823 | { | |
4824 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4825 | tracepoint(librbd, get_create_timestamp_enter, ictx, ictx->name.c_str(), | |
4826 | ictx->read_only); | |
4827 | utime_t time = ictx->get_create_timestamp(); | |
4828 | time.to_timespec(timestamp); | |
4829 | tracepoint(librbd, get_create_timestamp_exit, 0, timestamp); | |
4830 | return 0; | |
4831 | } | |
4832 | ||
11fdf7f2 TL |
4833 | extern "C" int rbd_get_access_timestamp(rbd_image_t image, |
4834 | struct timespec *timestamp) | |
4835 | { | |
4836 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4837 | tracepoint(librbd, get_access_timestamp_enter, ictx, ictx->name.c_str(), | |
4838 | ictx->read_only); | |
4839 | utime_t time = ictx->get_access_timestamp(); | |
4840 | time.to_timespec(timestamp); | |
4841 | tracepoint(librbd, get_access_timestamp_exit, 0, timestamp); | |
4842 | return 0; | |
4843 | } | |
4844 | ||
4845 | extern "C" int rbd_get_modify_timestamp(rbd_image_t image, | |
4846 | struct timespec *timestamp) | |
4847 | { | |
4848 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4849 | tracepoint(librbd, get_modify_timestamp_enter, ictx, ictx->name.c_str(), | |
4850 | ictx->read_only); | |
4851 | utime_t time = ictx->get_modify_timestamp(); | |
4852 | time.to_timespec(timestamp); | |
4853 | tracepoint(librbd, get_modify_timestamp_exit, 0, timestamp); | |
4854 | return 0; | |
4855 | } | |
4856 | ||
4857 | ||
4858 | extern "C" int rbd_get_overlap(rbd_image_t image, uint64_t *overlap) | |
7c673cae FG |
4859 | { |
4860 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
4861 | tracepoint(librbd, get_overlap_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
4862 | int r = librbd::get_overlap(ictx, overlap); | |
4863 | tracepoint(librbd, get_overlap_exit, r, *overlap); | |
4864 | return r; | |
4865 | } | |
4866 | ||
11fdf7f2 TL |
4867 | extern "C" int rbd_get_name(rbd_image_t image, char *name, size_t *name_len) |
4868 | { | |
4869 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4870 | if (*name_len <= ictx->name.size()) { | |
4871 | *name_len = ictx->name.size() + 1; | |
4872 | return -ERANGE; | |
4873 | } | |
4874 | ||
4875 | strncpy(name, ictx->name.c_str(), ictx->name.size()); | |
4876 | name[ictx->name.size()] = '\0'; | |
4877 | *name_len = ictx->name.size() + 1; | |
4878 | return 0; | |
4879 | } | |
4880 | ||
7c673cae FG |
4881 | extern "C" int rbd_get_id(rbd_image_t image, char *id, size_t id_len) |
4882 | { | |
4883 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4884 | if (ictx->old_format) { | |
4885 | return -EINVAL; | |
4886 | } | |
4887 | if (ictx->id.size() >= id_len) { | |
4888 | return -ERANGE; | |
4889 | } | |
4890 | ||
4891 | strncpy(id, ictx->id.c_str(), id_len - 1); | |
4892 | id[id_len - 1] = '\0'; | |
4893 | return 0; | |
4894 | } | |
4895 | ||
4896 | extern "C" int rbd_get_block_name_prefix(rbd_image_t image, char *prefix, | |
4897 | size_t prefix_len) | |
4898 | { | |
4899 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
4900 | if (ictx->object_prefix.size() >= prefix_len) { | |
4901 | return -ERANGE; | |
4902 | } | |
4903 | ||
4904 | strncpy(prefix, ictx->object_prefix.c_str(), prefix_len - 1); | |
4905 | prefix[prefix_len - 1] = '\0'; | |
4906 | return 0; | |
4907 | } | |
4908 | ||
4909 | extern "C" int64_t rbd_get_data_pool_id(rbd_image_t image) | |
4910 | { | |
4911 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx *>(image); | |
eafe8130 | 4912 | return librbd::api::Image<>::get_data_pool_id(ictx); |
7c673cae FG |
4913 | } |
4914 | ||
4915 | extern "C" int rbd_get_parent_info(rbd_image_t image, | |
4916 | char *parent_pool_name, size_t ppool_namelen, | |
4917 | char *parent_name, size_t pnamelen, | |
4918 | char *parent_snap_name, size_t psnap_namelen) | |
4919 | { | |
11fdf7f2 TL |
4920 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); |
4921 | tracepoint(librbd, get_parent_info_enter, ictx, ictx->name.c_str(), | |
4922 | ictx->snap_name.c_str(), ictx->read_only); | |
4923 | ||
4924 | librbd::linked_image_spec_t parent_image; | |
4925 | librbd::snap_spec_t parent_snap; | |
4926 | int r = librbd::api::Image<>::get_parent(ictx, &parent_image, &parent_snap); | |
4927 | if (r >= 0) { | |
4928 | if (parent_pool_name) { | |
4929 | if (parent_image.pool_name.length() + 1 > ppool_namelen) { | |
4930 | r = -ERANGE; | |
4931 | } else { | |
4932 | strcpy(parent_pool_name, parent_image.pool_name.c_str()); | |
4933 | } | |
4934 | } | |
4935 | if (parent_name) { | |
4936 | if (parent_image.image_name.length() + 1 > pnamelen) { | |
4937 | r = -ERANGE; | |
4938 | } else { | |
4939 | strcpy(parent_name, parent_image.image_name.c_str()); | |
4940 | } | |
4941 | } | |
4942 | if (parent_snap_name) { | |
4943 | if (parent_snap.name.length() + 1 > psnap_namelen) { | |
4944 | r = -ERANGE; | |
4945 | } else { | |
4946 | strcpy(parent_snap_name, parent_snap.name.c_str()); | |
4947 | } | |
4948 | } | |
4949 | } | |
4950 | ||
4951 | if (r < 0) { | |
4952 | tracepoint(librbd, get_parent_info_exit, r, NULL, NULL, NULL, NULL); | |
4953 | return r; | |
4954 | } | |
4955 | ||
4956 | tracepoint(librbd, get_parent_info_exit, r, | |
4957 | parent_image.pool_name.c_str(), | |
4958 | parent_image.image_name.c_str(), | |
4959 | parent_image.image_id.c_str(), | |
4960 | parent_snap.name.c_str()); | |
4961 | return 0; | |
7c673cae FG |
4962 | } |
4963 | ||
4964 | extern "C" int rbd_get_parent_info2(rbd_image_t image, | |
4965 | char *parent_pool_name, | |
4966 | size_t ppool_namelen, | |
4967 | char *parent_name, size_t pnamelen, | |
4968 | char *parent_id, size_t pidlen, | |
4969 | char *parent_snap_name, | |
4970 | size_t psnap_namelen) | |
4971 | { | |
11fdf7f2 | 4972 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); |
7c673cae FG |
4973 | tracepoint(librbd, get_parent_info_enter, ictx, ictx->name.c_str(), |
4974 | ictx->snap_name.c_str(), ictx->read_only); | |
7c673cae | 4975 | |
11fdf7f2 TL |
4976 | librbd::linked_image_spec_t parent_image; |
4977 | librbd::snap_spec_t parent_snap; | |
4978 | int r = librbd::api::Image<>::get_parent(ictx, &parent_image, &parent_snap); | |
4979 | if (r >= 0) { | |
4980 | if (parent_pool_name) { | |
4981 | if (parent_image.pool_name.length() + 1 > ppool_namelen) { | |
4982 | r = -ERANGE; | |
4983 | } else { | |
4984 | strcpy(parent_pool_name, parent_image.pool_name.c_str()); | |
4985 | } | |
7c673cae | 4986 | } |
11fdf7f2 TL |
4987 | if (parent_name) { |
4988 | if (parent_image.image_name.length() + 1 > pnamelen) { | |
4989 | r = -ERANGE; | |
4990 | } else { | |
4991 | strcpy(parent_name, parent_image.image_name.c_str()); | |
4992 | } | |
7c673cae | 4993 | } |
11fdf7f2 TL |
4994 | if (parent_id) { |
4995 | if (parent_image.image_id.length() + 1 > pidlen) { | |
4996 | r = -ERANGE; | |
4997 | } else { | |
4998 | strcpy(parent_id, parent_image.image_id.c_str()); | |
4999 | } | |
7c673cae | 5000 | } |
11fdf7f2 TL |
5001 | if (parent_snap_name) { |
5002 | if (parent_snap.name.length() + 1 > psnap_namelen) { | |
5003 | r = -ERANGE; | |
5004 | } else { | |
5005 | strcpy(parent_snap_name, parent_snap.name.c_str()); | |
5006 | } | |
7c673cae | 5007 | } |
7c673cae | 5008 | } |
7c673cae | 5009 | |
11fdf7f2 TL |
5010 | if (r < 0) { |
5011 | tracepoint(librbd, get_parent_info_exit, r, NULL, NULL, NULL, NULL); | |
5012 | return r; | |
7c673cae FG |
5013 | } |
5014 | ||
11fdf7f2 TL |
5015 | tracepoint(librbd, get_parent_info_exit, r, |
5016 | parent_image.pool_name.c_str(), | |
5017 | parent_image.image_name.c_str(), | |
5018 | parent_image.image_id.c_str(), | |
5019 | parent_snap.name.c_str()); | |
7c673cae FG |
5020 | return 0; |
5021 | } | |
5022 | ||
11fdf7f2 TL |
5023 | extern "C" int rbd_get_parent(rbd_image_t image, |
5024 | rbd_linked_image_spec_t *parent_image, | |
5025 | rbd_snap_spec_t *parent_snap) | |
5026 | { | |
5027 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5028 | tracepoint(librbd, get_parent_info_enter, ictx, ictx->name.c_str(), | |
5029 | ictx->snap_name.c_str(), ictx->read_only); | |
5030 | ||
5031 | librbd::linked_image_spec_t cpp_parent_image; | |
5032 | librbd::snap_spec_t cpp_parent_snap; | |
5033 | int r = librbd::api::Image<>::get_parent(ictx, &cpp_parent_image, | |
5034 | &cpp_parent_snap); | |
5035 | if (r < 0) { | |
92f5a8d4 | 5036 | // FIPS zeroization audit 20191117: these memsets are not security related. |
11fdf7f2 TL |
5037 | memset(parent_image, 0, sizeof(rbd_linked_image_spec_t)); |
5038 | memset(parent_snap, 0, sizeof(rbd_snap_spec_t)); | |
5039 | } else { | |
5040 | *parent_image = { | |
5041 | .pool_id = cpp_parent_image.pool_id, | |
5042 | .pool_name = strdup(cpp_parent_image.pool_name.c_str()), | |
5043 | .pool_namespace = strdup(cpp_parent_image.pool_namespace.c_str()), | |
5044 | .image_id = strdup(cpp_parent_image.image_id.c_str()), | |
5045 | .image_name = strdup(cpp_parent_image.image_name.c_str()), | |
5046 | .trash = cpp_parent_image.trash}; | |
5047 | *parent_snap = { | |
5048 | .id = cpp_parent_snap.id, | |
5049 | .namespace_type = cpp_parent_snap.namespace_type, | |
5050 | .name = strdup(cpp_parent_snap.name.c_str())}; | |
5051 | } | |
5052 | ||
5053 | tracepoint(librbd, get_parent_info_exit, r, | |
5054 | parent_image->pool_name, | |
5055 | parent_image->image_name, | |
5056 | parent_image->image_id, | |
5057 | parent_snap->name); | |
5058 | return r; | |
5059 | } | |
5060 | ||
7c673cae FG |
5061 | extern "C" int rbd_get_flags(rbd_image_t image, uint64_t *flags) |
5062 | { | |
5063 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5064 | tracepoint(librbd, get_flags_enter, ictx); | |
5065 | int r = librbd::get_flags(ictx, flags); | |
5066 | tracepoint(librbd, get_flags_exit, ictx, r, *flags); | |
5067 | return r; | |
5068 | } | |
5069 | ||
11fdf7f2 TL |
5070 | extern "C" int rbd_get_group(rbd_image_t image, rbd_group_info_t *group_info, |
5071 | size_t group_info_size) | |
5072 | { | |
5073 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5074 | tracepoint(librbd, image_get_group_enter, ictx->name.c_str()); | |
5075 | ||
5076 | if (group_info_size != sizeof(rbd_group_info_t)) { | |
5077 | tracepoint(librbd, image_get_group_exit, -ERANGE); | |
5078 | return -ERANGE; | |
5079 | } | |
5080 | ||
5081 | librbd::group_info_t cpp_group_info; | |
5082 | int r = librbd::api::Group<>::image_get_group(ictx, &cpp_group_info); | |
5083 | if (r >= 0) { | |
5084 | group_info_cpp_to_c(cpp_group_info, group_info); | |
5085 | } else { | |
5086 | group_info->name = NULL; | |
5087 | } | |
5088 | ||
5089 | tracepoint(librbd, image_get_group_exit, r); | |
5090 | return r; | |
5091 | } | |
5092 | ||
7c673cae FG |
5093 | extern "C" int rbd_set_image_notification(rbd_image_t image, int fd, int type) |
5094 | { | |
5095 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5096 | tracepoint(librbd, set_image_notification_enter, ictx, fd, type); | |
5097 | int r = librbd::set_image_notification(ictx, fd, type); | |
5098 | tracepoint(librbd, set_image_notification_exit, ictx, r); | |
5099 | return r; | |
5100 | } | |
5101 | ||
5102 | extern "C" int rbd_is_exclusive_lock_owner(rbd_image_t image, int *is_owner) | |
5103 | { | |
5104 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5105 | tracepoint(librbd, is_exclusive_lock_owner_enter, ictx); | |
5106 | bool owner; | |
5107 | int r = librbd::is_exclusive_lock_owner(ictx, &owner); | |
5108 | *is_owner = owner ? 1 : 0; | |
5109 | tracepoint(librbd, is_exclusive_lock_owner_exit, ictx, r, *is_owner); | |
5110 | return r; | |
5111 | } | |
5112 | ||
5113 | extern "C" int rbd_lock_acquire(rbd_image_t image, rbd_lock_mode_t lock_mode) | |
5114 | { | |
5115 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5116 | tracepoint(librbd, lock_acquire_enter, ictx, lock_mode); | |
5117 | int r = librbd::lock_acquire(ictx, lock_mode); | |
5118 | tracepoint(librbd, lock_acquire_exit, ictx, r); | |
5119 | return r; | |
5120 | } | |
5121 | ||
5122 | extern "C" int rbd_lock_release(rbd_image_t image) | |
5123 | { | |
5124 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5125 | tracepoint(librbd, lock_release_enter, ictx); | |
5126 | int r = librbd::lock_release(ictx); | |
5127 | tracepoint(librbd, lock_release_exit, ictx, r); | |
5128 | return r; | |
5129 | } | |
5130 | ||
5131 | extern "C" int rbd_lock_get_owners(rbd_image_t image, | |
5132 | rbd_lock_mode_t *lock_mode, | |
5133 | char **lock_owners, | |
5134 | size_t *max_lock_owners) | |
5135 | { | |
5136 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5137 | tracepoint(librbd, lock_get_owners_enter, ictx); | |
92f5a8d4 | 5138 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 | 5139 | memset(lock_owners, 0, sizeof(*lock_owners) * *max_lock_owners); |
7c673cae FG |
5140 | std::list<std::string> lock_owner_list; |
5141 | int r = librbd::lock_get_owners(ictx, lock_mode, &lock_owner_list); | |
5142 | if (r >= 0) { | |
5143 | if (*max_lock_owners >= lock_owner_list.size()) { | |
5144 | *max_lock_owners = 0; | |
5145 | for (auto &lock_owner : lock_owner_list) { | |
5146 | lock_owners[(*max_lock_owners)++] = strdup(lock_owner.c_str()); | |
5147 | } | |
5148 | } else { | |
5149 | *max_lock_owners = lock_owner_list.size(); | |
5150 | r = -ERANGE; | |
5151 | } | |
5152 | } | |
5153 | tracepoint(librbd, lock_get_owners_exit, ictx, r); | |
5154 | return r; | |
5155 | } | |
5156 | ||
5157 | extern "C" void rbd_lock_get_owners_cleanup(char **lock_owners, | |
5158 | size_t lock_owner_count) | |
5159 | { | |
5160 | for (size_t i = 0; i < lock_owner_count; ++i) { | |
5161 | free(lock_owners[i]); | |
5162 | } | |
5163 | } | |
5164 | ||
5165 | extern "C" int rbd_lock_break(rbd_image_t image, rbd_lock_mode_t lock_mode, | |
5166 | const char *lock_owner) | |
5167 | { | |
5168 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5169 | tracepoint(librbd, lock_break_enter, ictx, lock_mode, lock_owner); | |
5170 | int r = librbd::lock_break(ictx, lock_mode, lock_owner); | |
5171 | tracepoint(librbd, lock_break_exit, ictx, r); | |
5172 | return r; | |
5173 | } | |
5174 | ||
5175 | extern "C" int rbd_rebuild_object_map(rbd_image_t image, | |
5176 | librbd_progress_fn_t cb, void *cbdata) | |
5177 | { | |
5178 | librbd::ImageCtx *ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5179 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
5180 | return ictx->operations->rebuild_object_map(prog_ctx); | |
5181 | } | |
5182 | ||
5183 | /* snapshots */ | |
5184 | extern "C" int rbd_snap_create(rbd_image_t image, const char *snap_name) | |
5185 | { | |
5186 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5187 | tracepoint(librbd, snap_create_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5188 | int r = ictx->operations->snap_create(cls::rbd::UserSnapshotNamespace(), | |
5189 | snap_name); | |
5190 | tracepoint(librbd, snap_create_exit, r); | |
5191 | return r; | |
5192 | } | |
5193 | ||
5194 | extern "C" int rbd_snap_rename(rbd_image_t image, const char *srcname, const char *dstname) | |
5195 | { | |
5196 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5197 | tracepoint(librbd, snap_rename_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, srcname, dstname); | |
5198 | int r = ictx->operations->snap_rename(srcname, dstname); | |
5199 | tracepoint(librbd, snap_rename_exit, r); | |
5200 | return r; | |
5201 | } | |
5202 | ||
5203 | extern "C" int rbd_snap_remove(rbd_image_t image, const char *snap_name) | |
5204 | { | |
5205 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5206 | tracepoint(librbd, snap_remove_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5207 | librbd::NoOpProgressContext prog_ctx; | |
9f95a23c | 5208 | int r = librbd::api::Snapshot<>::remove(ictx, snap_name, 0, prog_ctx); |
7c673cae FG |
5209 | tracepoint(librbd, snap_remove_exit, r); |
5210 | return r; | |
5211 | } | |
5212 | ||
5213 | extern "C" int rbd_snap_remove2(rbd_image_t image, const char *snap_name, uint32_t flags, | |
5214 | librbd_progress_fn_t cb, void *cbdata) | |
5215 | { | |
5216 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5217 | tracepoint(librbd, snap_remove2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name, flags); | |
5218 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
9f95a23c | 5219 | int r = librbd::api::Snapshot<>::remove(ictx, snap_name, flags, prog_ctx); |
7c673cae FG |
5220 | tracepoint(librbd, snap_remove_exit, r); |
5221 | return r; | |
5222 | } | |
5223 | ||
11fdf7f2 TL |
5224 | extern "C" int rbd_snap_remove_by_id(rbd_image_t image, uint64_t snap_id) |
5225 | { | |
5226 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5227 | return librbd::api::Snapshot<>::remove(ictx, snap_id); | |
5228 | } | |
5229 | ||
7c673cae FG |
5230 | extern "C" int rbd_snap_rollback(rbd_image_t image, const char *snap_name) |
5231 | { | |
5232 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5233 | tracepoint(librbd, snap_rollback_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5234 | librbd::NoOpProgressContext prog_ctx; | |
5235 | int r = ictx->operations->snap_rollback(cls::rbd::UserSnapshotNamespace(), snap_name, prog_ctx); | |
5236 | tracepoint(librbd, snap_rollback_exit, r); | |
5237 | return r; | |
5238 | } | |
5239 | ||
5240 | extern "C" int rbd_snap_rollback_with_progress(rbd_image_t image, | |
5241 | const char *snap_name, | |
5242 | librbd_progress_fn_t cb, | |
5243 | void *cbdata) | |
5244 | { | |
5245 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5246 | tracepoint(librbd, snap_rollback_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5247 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
5248 | int r = ictx->operations->snap_rollback(cls::rbd::UserSnapshotNamespace(), snap_name, prog_ctx); | |
5249 | tracepoint(librbd, snap_rollback_exit, r); | |
5250 | return r; | |
5251 | } | |
5252 | ||
5253 | extern "C" int rbd_snap_list(rbd_image_t image, rbd_snap_info_t *snaps, | |
5254 | int *max_snaps) | |
5255 | { | |
5256 | vector<librbd::snap_info_t> cpp_snaps; | |
5257 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5258 | tracepoint(librbd, snap_list_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snaps); | |
5259 | ||
5260 | if (!max_snaps) { | |
5261 | tracepoint(librbd, snap_list_exit, -EINVAL, 0); | |
5262 | return -EINVAL; | |
5263 | } | |
92f5a8d4 | 5264 | // FIPS zeroization audit 20191117: this memset is not security related. |
f64942e4 | 5265 | memset(snaps, 0, sizeof(*snaps) * *max_snaps); |
7c673cae | 5266 | |
9f95a23c | 5267 | int r = librbd::api::Snapshot<>::list(ictx, cpp_snaps); |
7c673cae FG |
5268 | if (r == -ENOENT) { |
5269 | tracepoint(librbd, snap_list_exit, 0, *max_snaps); | |
5270 | return 0; | |
5271 | } | |
5272 | if (r < 0) { | |
5273 | tracepoint(librbd, snap_list_exit, r, *max_snaps); | |
5274 | return r; | |
5275 | } | |
5276 | if (*max_snaps < (int)cpp_snaps.size() + 1) { | |
5277 | *max_snaps = (int)cpp_snaps.size() + 1; | |
5278 | tracepoint(librbd, snap_list_exit, -ERANGE, *max_snaps); | |
5279 | return -ERANGE; | |
5280 | } | |
5281 | ||
5282 | int i; | |
5283 | ||
5284 | for (i = 0; i < (int)cpp_snaps.size(); i++) { | |
5285 | snaps[i].id = cpp_snaps[i].id; | |
5286 | snaps[i].size = cpp_snaps[i].size; | |
5287 | snaps[i].name = strdup(cpp_snaps[i].name.c_str()); | |
5288 | if (!snaps[i].name) { | |
5289 | for (int j = 0; j < i; j++) | |
5290 | free((void *)snaps[j].name); | |
5291 | tracepoint(librbd, snap_list_exit, -ENOMEM, *max_snaps); | |
5292 | return -ENOMEM; | |
5293 | } | |
5294 | tracepoint(librbd, snap_list_entry, snaps[i].id, snaps[i].size, snaps[i].name); | |
5295 | } | |
5296 | snaps[i].id = 0; | |
5297 | snaps[i].size = 0; | |
5298 | snaps[i].name = NULL; | |
5299 | ||
5300 | r = (int)cpp_snaps.size(); | |
5301 | tracepoint(librbd, snap_list_exit, r, *max_snaps); | |
5302 | return r; | |
5303 | } | |
5304 | ||
5305 | extern "C" void rbd_snap_list_end(rbd_snap_info_t *snaps) | |
5306 | { | |
5307 | tracepoint(librbd, snap_list_end_enter, snaps); | |
5308 | while (snaps->name) { | |
5309 | free((void *)snaps->name); | |
5310 | snaps++; | |
5311 | } | |
5312 | tracepoint(librbd, snap_list_end_exit); | |
5313 | } | |
5314 | ||
5315 | extern "C" int rbd_snap_protect(rbd_image_t image, const char *snap_name) | |
5316 | { | |
5317 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5318 | tracepoint(librbd, snap_protect_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5319 | int r = ictx->operations->snap_protect(cls::rbd::UserSnapshotNamespace(), snap_name); | |
5320 | tracepoint(librbd, snap_protect_exit, r); | |
5321 | return r; | |
5322 | } | |
5323 | ||
5324 | extern "C" int rbd_snap_unprotect(rbd_image_t image, const char *snap_name) | |
5325 | { | |
5326 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5327 | tracepoint(librbd, snap_unprotect_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5328 | int r = ictx->operations->snap_unprotect(cls::rbd::UserSnapshotNamespace(), snap_name); | |
5329 | tracepoint(librbd, snap_unprotect_exit, r); | |
5330 | return r; | |
5331 | } | |
5332 | ||
5333 | extern "C" int rbd_snap_is_protected(rbd_image_t image, const char *snap_name, | |
5334 | int *is_protected) | |
5335 | { | |
5336 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5337 | tracepoint(librbd, snap_is_protected_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
5338 | bool protected_snap; | |
9f95a23c | 5339 | int r = librbd::api::Snapshot<>::is_protected(ictx, snap_name, &protected_snap); |
7c673cae FG |
5340 | if (r < 0) { |
5341 | tracepoint(librbd, snap_is_protected_exit, r, *is_protected ? 1 : 0); | |
5342 | return r; | |
5343 | } | |
5344 | *is_protected = protected_snap ? 1 : 0; | |
5345 | tracepoint(librbd, snap_is_protected_exit, 0, *is_protected ? 1 : 0); | |
5346 | return 0; | |
5347 | } | |
5348 | ||
5349 | extern "C" int rbd_snap_get_limit(rbd_image_t image, uint64_t *limit) | |
5350 | { | |
5351 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5352 | tracepoint(librbd, snap_get_limit_enter, ictx, ictx->name.c_str()); | |
9f95a23c | 5353 | int r = librbd::api::Snapshot<>::get_limit(ictx, limit); |
7c673cae FG |
5354 | tracepoint(librbd, snap_get_limit_exit, r, *limit); |
5355 | return r; | |
5356 | } | |
5357 | ||
9f95a23c TL |
5358 | extern "C" int rbd_snap_exists(rbd_image_t image, const char *snapname, bool *exists) |
5359 | { | |
5360 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5361 | tracepoint(librbd, snap_exists_enter, ictx, ictx->name.c_str(), | |
5362 | ictx->snap_name.c_str(), ictx->read_only, snapname); | |
5363 | int r = librbd::api::Snapshot<>::exists(ictx, cls::rbd::UserSnapshotNamespace(), snapname, exists); | |
5364 | tracepoint(librbd, snap_exists_exit, r, *exists); | |
5365 | return r; | |
5366 | } | |
5367 | ||
7c673cae FG |
5368 | extern "C" int rbd_snap_get_timestamp(rbd_image_t image, uint64_t snap_id, struct timespec *timestamp) |
5369 | { | |
5370 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5371 | tracepoint(librbd, snap_get_timestamp_enter, ictx, ictx->name.c_str()); | |
9f95a23c | 5372 | int r = librbd::api::Snapshot<>::get_timestamp(ictx, snap_id, timestamp); |
7c673cae FG |
5373 | tracepoint(librbd, snap_get_timestamp_exit, r); |
5374 | return r; | |
5375 | } | |
5376 | ||
5377 | extern "C" int rbd_snap_set_limit(rbd_image_t image, uint64_t limit) | |
5378 | { | |
5379 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5380 | tracepoint(librbd, snap_set_limit_enter, ictx, ictx->name.c_str(), limit); | |
9f95a23c | 5381 | int r = librbd::api::Snapshot<>::set_limit(ictx, limit); |
7c673cae FG |
5382 | tracepoint(librbd, snap_set_limit_exit, r); |
5383 | return r; | |
5384 | } | |
5385 | ||
5386 | extern "C" int rbd_snap_set(rbd_image_t image, const char *snap_name) | |
5387 | { | |
5388 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5389 | tracepoint(librbd, snap_set_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, snap_name); | |
11fdf7f2 TL |
5390 | int r = librbd::api::Image<>::snap_set( |
5391 | ictx, cls::rbd::UserSnapshotNamespace(), snap_name); | |
7c673cae FG |
5392 | tracepoint(librbd, snap_set_exit, r); |
5393 | return r; | |
5394 | } | |
5395 | ||
11fdf7f2 TL |
5396 | extern "C" int rbd_snap_set_by_id(rbd_image_t image, uint64_t snap_id) |
5397 | { | |
5398 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5399 | return librbd::api::Image<>::snap_set(ictx, snap_id); | |
5400 | } | |
5401 | ||
9f95a23c TL |
5402 | extern "C" int rbd_snap_get_name(rbd_image_t image, uint64_t snap_id, char *snapname, size_t *name_len) |
5403 | { | |
5404 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5405 | std::string snap_name; | |
5406 | int r = librbd::api::Snapshot<>::get_name(ictx, snap_id, &snap_name); | |
5407 | size_t expected_size = snap_name.size(); | |
5408 | if (*name_len <= expected_size) { | |
5409 | *name_len = expected_size + 1; | |
5410 | return -ERANGE; | |
5411 | } | |
5412 | strncpy(snapname, snap_name.c_str(), expected_size); | |
5413 | snapname[expected_size] = '\0'; | |
5414 | *name_len = expected_size + 1; | |
5415 | return r; | |
5416 | } | |
5417 | ||
5418 | extern "C" int rbd_snap_get_id(rbd_image_t image, const char *snapname, uint64_t *snap_id) | |
5419 | { | |
5420 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5421 | return librbd::api::Snapshot<>::get_id(ictx, snapname, snap_id); | |
5422 | } | |
5423 | ||
7c673cae FG |
5424 | extern "C" ssize_t rbd_list_children(rbd_image_t image, char *pools, |
5425 | size_t *pools_len, char *images, | |
5426 | size_t *images_len) | |
5427 | { | |
11fdf7f2 TL |
5428 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); |
5429 | tracepoint(librbd, list_children_enter, ictx, ictx->name.c_str(), | |
5430 | ictx->snap_name.c_str(), ictx->read_only); | |
7c673cae | 5431 | |
11fdf7f2 TL |
5432 | std::vector<librbd::linked_image_spec_t> cpp_images; |
5433 | int r = librbd::api::Image<>::list_children(ictx, &cpp_images); | |
7c673cae FG |
5434 | if (r < 0) { |
5435 | tracepoint(librbd, list_children_exit, r); | |
5436 | return r; | |
5437 | } | |
5438 | ||
11fdf7f2 TL |
5439 | std::set<std::pair<std::string, std::string>> image_set; |
5440 | for (auto& image : cpp_images) { | |
5441 | if (!image.trash) { | |
5442 | image_set.insert({image.pool_name, image.image_name}); | |
5443 | } | |
5444 | } | |
5445 | ||
7c673cae FG |
5446 | size_t pools_total = 0; |
5447 | size_t images_total = 0; | |
11fdf7f2 TL |
5448 | for (auto it : image_set) { |
5449 | pools_total += it.first.length() + 1; | |
5450 | images_total += it.second.length() + 1; | |
7c673cae FG |
5451 | } |
5452 | ||
5453 | bool too_short = false; | |
5454 | if (pools_total > *pools_len) | |
5455 | too_short = true; | |
5456 | if (images_total > *images_len) | |
5457 | too_short = true; | |
5458 | *pools_len = pools_total; | |
5459 | *images_len = images_total; | |
5460 | if (too_short) { | |
5461 | tracepoint(librbd, list_children_exit, -ERANGE); | |
5462 | return -ERANGE; | |
5463 | } | |
5464 | ||
5465 | char *pools_p = pools; | |
5466 | char *images_p = images; | |
11fdf7f2 TL |
5467 | for (auto it : image_set) { |
5468 | const char* pool = it.first.c_str(); | |
7c673cae | 5469 | strcpy(pools_p, pool); |
11fdf7f2 TL |
5470 | pools_p += it.first.length() + 1; |
5471 | const char* image = it.second.c_str(); | |
7c673cae | 5472 | strcpy(images_p, image); |
11fdf7f2 | 5473 | images_p += it.second.length() + 1; |
7c673cae FG |
5474 | tracepoint(librbd, list_children_entry, pool, image); |
5475 | } | |
5476 | ||
5477 | ssize_t ret = image_set.size(); | |
5478 | tracepoint(librbd, list_children_exit, ret); | |
5479 | return ret; | |
5480 | } | |
5481 | ||
11fdf7f2 TL |
5482 | extern "C" int rbd_list_children2(rbd_image_t image, |
5483 | rbd_child_info_t *children, | |
5484 | int *max_children) | |
5485 | { | |
5486 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5487 | tracepoint(librbd, list_children_enter, ictx, ictx->name.c_str(), | |
5488 | ictx->snap_name.c_str(), ictx->read_only); | |
92f5a8d4 | 5489 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
5490 | memset(children, 0, sizeof(*children) * *max_children); |
5491 | ||
5492 | if (!max_children) { | |
5493 | tracepoint(librbd, list_children_exit, -EINVAL); | |
5494 | return -EINVAL; | |
5495 | } | |
5496 | ||
5497 | std::vector<librbd::linked_image_spec_t> cpp_children; | |
5498 | int r = librbd::api::Image<>::list_children(ictx, &cpp_children); | |
5499 | if (r < 0) { | |
5500 | tracepoint(librbd, list_children_exit, r); | |
5501 | return r; | |
5502 | } | |
5503 | ||
5504 | if (*max_children < (int)cpp_children.size() + 1) { | |
5505 | *max_children = (int)cpp_children.size() + 1; | |
5506 | tracepoint(librbd, list_children_exit, *max_children); | |
5507 | return -ERANGE; | |
5508 | } | |
5509 | ||
5510 | int i; | |
5511 | for (i = 0; i < (int)cpp_children.size(); i++) { | |
5512 | children[i].pool_name = strdup(cpp_children[i].pool_name.c_str()); | |
5513 | children[i].image_name = strdup(cpp_children[i].image_name.c_str()); | |
5514 | children[i].image_id = strdup(cpp_children[i].image_id.c_str()); | |
5515 | children[i].trash = cpp_children[i].trash; | |
5516 | tracepoint(librbd, list_children_entry, children[i].pool_name, | |
5517 | children[i].image_name); | |
5518 | } | |
5519 | children[i].pool_name = NULL; | |
5520 | children[i].image_name = NULL; | |
5521 | children[i].image_id = NULL; | |
5522 | ||
5523 | r = (int)cpp_children.size(); | |
5524 | tracepoint(librbd, list_children_exit, *max_children); | |
5525 | return r; | |
5526 | } | |
5527 | ||
5528 | extern "C" void rbd_list_child_cleanup(rbd_child_info_t *child) | |
5529 | { | |
5530 | free((void *)child->pool_name); | |
5531 | free((void *)child->image_name); | |
5532 | free((void *)child->image_id); | |
5533 | } | |
5534 | ||
5535 | extern "C" void rbd_list_children_cleanup(rbd_child_info_t *children, | |
5536 | size_t num_children) | |
5537 | { | |
5538 | for (size_t i=0; i < num_children; i++) { | |
5539 | free((void *)children[i].pool_name); | |
5540 | free((void *)children[i].image_name); | |
5541 | free((void *)children[i].image_id); | |
5542 | } | |
5543 | } | |
5544 | ||
5545 | extern "C" int rbd_list_children3(rbd_image_t image, | |
5546 | rbd_linked_image_spec_t *images, | |
5547 | size_t *max_images) | |
5548 | { | |
5549 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
5550 | tracepoint(librbd, list_children_enter, ictx, ictx->name.c_str(), | |
5551 | ictx->snap_name.c_str(), ictx->read_only); | |
92f5a8d4 | 5552 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
5553 | memset(images, 0, sizeof(*images) * *max_images); |
5554 | ||
5555 | std::vector<librbd::linked_image_spec_t> cpp_children; | |
5556 | int r = librbd::api::Image<>::list_children(ictx, &cpp_children); | |
5557 | if (r < 0) { | |
5558 | tracepoint(librbd, list_children_exit, r); | |
5559 | return r; | |
5560 | } | |
5561 | ||
5562 | if (*max_images < cpp_children.size()) { | |
5563 | *max_images = cpp_children.size(); | |
5564 | return -ERANGE; | |
5565 | } | |
5566 | ||
5567 | *max_images = cpp_children.size(); | |
5568 | for (size_t idx = 0; idx < cpp_children.size(); ++idx) { | |
5569 | images[idx] = { | |
5570 | .pool_id = cpp_children[idx].pool_id, | |
5571 | .pool_name = strdup(cpp_children[idx].pool_name.c_str()), | |
5572 | .pool_namespace = strdup(cpp_children[idx].pool_namespace.c_str()), | |
5573 | .image_id = strdup(cpp_children[idx].image_id.c_str()), | |
5574 | .image_name = strdup(cpp_children[idx].image_name.c_str()), | |
5575 | .trash = cpp_children[idx].trash}; | |
5576 | tracepoint(librbd, list_children_entry, images[idx].pool_name, | |
5577 | images[idx].image_name); | |
5578 | } | |
5579 | return 0; | |
5580 | } | |
5581 | ||
5582 | extern "C" int rbd_list_descendants(rbd_image_t image, | |
5583 | rbd_linked_image_spec_t *images, | |
5584 | size_t *max_images) | |
5585 | { | |
5586 | auto ictx = reinterpret_cast<librbd::ImageCtx*>(image); | |
92f5a8d4 | 5587 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
5588 | memset(images, 0, sizeof(*images) * *max_images); |
5589 | ||
5590 | std::vector<librbd::linked_image_spec_t> cpp_children; | |
5591 | int r = librbd::api::Image<>::list_descendants(ictx, {}, &cpp_children); | |
5592 | if (r < 0) { | |
5593 | return r; | |
5594 | } | |
5595 | ||
5596 | if (*max_images < cpp_children.size()) { | |
5597 | *max_images = cpp_children.size(); | |
5598 | return -ERANGE; | |
5599 | } | |
5600 | ||
5601 | *max_images = cpp_children.size(); | |
5602 | for (size_t idx = 0; idx < cpp_children.size(); ++idx) { | |
5603 | images[idx] = { | |
5604 | .pool_id = cpp_children[idx].pool_id, | |
5605 | .pool_name = strdup(cpp_children[idx].pool_name.c_str()), | |
5606 | .pool_namespace = strdup(cpp_children[idx].pool_namespace.c_str()), | |
5607 | .image_id = strdup(cpp_children[idx].image_id.c_str()), | |
5608 | .image_name = strdup(cpp_children[idx].image_name.c_str()), | |
5609 | .trash = cpp_children[idx].trash}; | |
5610 | } | |
5611 | return 0; | |
5612 | } | |
5613 | ||
7c673cae FG |
5614 | extern "C" ssize_t rbd_list_lockers(rbd_image_t image, int *exclusive, |
5615 | char *tag, size_t *tag_len, | |
5616 | char *clients, size_t *clients_len, | |
5617 | char *cookies, size_t *cookies_len, | |
5618 | char *addrs, size_t *addrs_len) | |
5619 | { | |
5620 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5621 | tracepoint(librbd, list_lockers_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
5622 | std::list<librbd::locker_t> lockers; | |
5623 | bool exclusive_bool; | |
5624 | string tag_str; | |
5625 | ||
5626 | int r = list_lockers(ictx, &lockers, &exclusive_bool, &tag_str); | |
5627 | if (r < 0) { | |
5628 | tracepoint(librbd, list_lockers_exit, r); | |
5629 | return r; | |
5630 | } | |
5631 | ||
5632 | ldout(ictx->cct, 20) << "list_lockers r = " << r << " lockers.size() = " << lockers.size() << dendl; | |
5633 | ||
5634 | *exclusive = (int)exclusive_bool; | |
5635 | size_t clients_total = 0; | |
5636 | size_t cookies_total = 0; | |
5637 | size_t addrs_total = 0; | |
5638 | for (list<librbd::locker_t>::const_iterator it = lockers.begin(); | |
5639 | it != lockers.end(); ++it) { | |
5640 | clients_total += it->client.length() + 1; | |
5641 | cookies_total += it->cookie.length() + 1; | |
5642 | addrs_total += it->address.length() + 1; | |
5643 | } | |
5644 | ||
5645 | bool too_short = ((clients_total > *clients_len) || | |
5646 | (cookies_total > *cookies_len) || | |
5647 | (addrs_total > *addrs_len) || | |
5648 | (tag_str.length() + 1 > *tag_len)); | |
5649 | *clients_len = clients_total; | |
5650 | *cookies_len = cookies_total; | |
5651 | *addrs_len = addrs_total; | |
5652 | *tag_len = tag_str.length() + 1; | |
5653 | if (too_short) { | |
5654 | tracepoint(librbd, list_lockers_exit, -ERANGE); | |
5655 | return -ERANGE; | |
5656 | } | |
5657 | ||
5658 | strcpy(tag, tag_str.c_str()); | |
5659 | char *clients_p = clients; | |
5660 | char *cookies_p = cookies; | |
5661 | char *addrs_p = addrs; | |
5662 | for (list<librbd::locker_t>::const_iterator it = lockers.begin(); | |
5663 | it != lockers.end(); ++it) { | |
5664 | const char* client = it->client.c_str(); | |
5665 | strcpy(clients_p, client); | |
5666 | clients_p += it->client.length() + 1; | |
5667 | const char* cookie = it->cookie.c_str(); | |
5668 | strcpy(cookies_p, cookie); | |
5669 | cookies_p += it->cookie.length() + 1; | |
5670 | const char* address = it->address.c_str(); | |
5671 | strcpy(addrs_p, address); | |
5672 | addrs_p += it->address.length() + 1; | |
5673 | tracepoint(librbd, list_lockers_entry, client, cookie, address); | |
5674 | } | |
5675 | ||
5676 | ssize_t ret = lockers.size(); | |
5677 | tracepoint(librbd, list_lockers_exit, ret); | |
5678 | return ret; | |
5679 | } | |
5680 | ||
5681 | extern "C" int rbd_lock_exclusive(rbd_image_t image, const char *cookie) | |
5682 | { | |
5683 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5684 | tracepoint(librbd, lock_exclusive_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie); | |
5685 | int r = librbd::lock(ictx, true, cookie ? cookie : "", ""); | |
5686 | tracepoint(librbd, lock_exclusive_exit, r); | |
5687 | return r; | |
5688 | } | |
5689 | ||
5690 | extern "C" int rbd_lock_shared(rbd_image_t image, const char *cookie, | |
5691 | const char *tag) | |
5692 | { | |
5693 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5694 | tracepoint(librbd, lock_shared_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie, tag); | |
5695 | int r = librbd::lock(ictx, false, cookie ? cookie : "", tag ? tag : ""); | |
5696 | tracepoint(librbd, lock_shared_exit, r); | |
5697 | return r; | |
5698 | } | |
5699 | ||
5700 | extern "C" int rbd_unlock(rbd_image_t image, const char *cookie) | |
5701 | { | |
5702 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5703 | tracepoint(librbd, unlock_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, cookie); | |
5704 | int r = librbd::unlock(ictx, cookie ? cookie : ""); | |
5705 | tracepoint(librbd, unlock_exit, r); | |
5706 | return r; | |
5707 | } | |
5708 | ||
5709 | extern "C" int rbd_break_lock(rbd_image_t image, const char *client, | |
5710 | const char *cookie) | |
5711 | { | |
5712 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5713 | tracepoint(librbd, break_lock_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, client, cookie); | |
5714 | int r = librbd::break_lock(ictx, client, cookie ? cookie : ""); | |
5715 | tracepoint(librbd, break_lock_exit, r); | |
5716 | return r; | |
5717 | } | |
5718 | ||
5719 | /* I/O */ | |
5720 | extern "C" ssize_t rbd_read(rbd_image_t image, uint64_t ofs, size_t len, | |
5721 | char *buf) | |
5722 | { | |
5723 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5724 | tracepoint(librbd, read_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
5725 | int r = ictx->io_work_queue->read(ofs, len, librbd::io::ReadResult{buf, len}, | |
5726 | 0); | |
5727 | tracepoint(librbd, read_exit, r); | |
5728 | return r; | |
5729 | } | |
5730 | ||
5731 | extern "C" ssize_t rbd_read2(rbd_image_t image, uint64_t ofs, size_t len, | |
5732 | char *buf, int op_flags) | |
5733 | { | |
5734 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5735 | tracepoint(librbd, read2_enter, ictx, ictx->name.c_str(), | |
5736 | ictx->snap_name.c_str(), ictx->read_only, ofs, len, op_flags); | |
5737 | int r = ictx->io_work_queue->read(ofs, len, librbd::io::ReadResult{buf, len}, | |
5738 | op_flags); | |
5739 | tracepoint(librbd, read_exit, r); | |
5740 | return r; | |
5741 | } | |
5742 | ||
5743 | ||
5744 | extern "C" int64_t rbd_read_iterate(rbd_image_t image, uint64_t ofs, size_t len, | |
5745 | int (*cb)(uint64_t, size_t, const char *, void *), | |
5746 | void *arg) | |
5747 | { | |
5748 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5749 | tracepoint(librbd, read_iterate_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
5750 | int64_t r = librbd::read_iterate(ictx, ofs, len, cb, arg); | |
5751 | tracepoint(librbd, read_iterate_exit, r); | |
5752 | return r; | |
5753 | } | |
5754 | ||
5755 | extern "C" int rbd_read_iterate2(rbd_image_t image, uint64_t ofs, uint64_t len, | |
5756 | int (*cb)(uint64_t, size_t, const char *, void *), | |
5757 | void *arg) | |
5758 | { | |
5759 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5760 | tracepoint(librbd, read_iterate2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
5761 | int64_t r = librbd::read_iterate(ictx, ofs, len, cb, arg); | |
5762 | if (r > 0) | |
5763 | r = 0; | |
5764 | tracepoint(librbd, read_iterate2_exit, r); | |
5765 | return (int)r; | |
5766 | } | |
5767 | ||
5768 | extern "C" int rbd_diff_iterate(rbd_image_t image, | |
5769 | const char *fromsnapname, | |
5770 | uint64_t ofs, uint64_t len, | |
5771 | int (*cb)(uint64_t, size_t, int, void *), | |
5772 | void *arg) | |
5773 | { | |
5774 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5775 | tracepoint(librbd, diff_iterate_enter, ictx, ictx->name.c_str(), | |
5776 | ictx->snap_name.c_str(), ictx->read_only, fromsnapname, ofs, len, | |
5777 | true, false); | |
5778 | int r = librbd::api::DiffIterate<>::diff_iterate(ictx, | |
5779 | cls::rbd::UserSnapshotNamespace(), | |
5780 | fromsnapname, ofs, len, | |
5781 | true, false, cb, arg); | |
5782 | tracepoint(librbd, diff_iterate_exit, r); | |
5783 | return r; | |
5784 | } | |
5785 | ||
5786 | extern "C" int rbd_diff_iterate2(rbd_image_t image, const char *fromsnapname, | |
5787 | uint64_t ofs, uint64_t len, | |
5788 | uint8_t include_parent, uint8_t whole_object, | |
5789 | int (*cb)(uint64_t, size_t, int, void *), | |
5790 | void *arg) | |
5791 | { | |
5792 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5793 | tracepoint(librbd, diff_iterate_enter, ictx, ictx->name.c_str(), | |
5794 | ictx->snap_name.c_str(), ictx->read_only, fromsnapname, ofs, len, | |
5795 | include_parent != 0, whole_object != 0); | |
5796 | int r = librbd::api::DiffIterate<>::diff_iterate(ictx, | |
5797 | cls::rbd::UserSnapshotNamespace(), | |
5798 | fromsnapname, ofs, len, | |
5799 | include_parent, whole_object, | |
5800 | cb, arg); | |
5801 | tracepoint(librbd, diff_iterate_exit, r); | |
5802 | return r; | |
5803 | } | |
5804 | ||
5805 | extern "C" ssize_t rbd_write(rbd_image_t image, uint64_t ofs, size_t len, | |
5806 | const char *buf) | |
5807 | { | |
5808 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5809 | tracepoint(librbd, write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, ofs, len, buf); | |
5810 | ||
5811 | bufferlist bl; | |
9f95a23c | 5812 | bl.push_back(create_write_raw(ictx, buf, len, nullptr)); |
7c673cae FG |
5813 | int r = ictx->io_work_queue->write(ofs, len, std::move(bl), 0); |
5814 | tracepoint(librbd, write_exit, r); | |
5815 | return r; | |
5816 | } | |
5817 | ||
5818 | extern "C" ssize_t rbd_write2(rbd_image_t image, uint64_t ofs, size_t len, | |
5819 | const char *buf, int op_flags) | |
5820 | { | |
5821 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5822 | tracepoint(librbd, write2_enter, ictx, ictx->name.c_str(), | |
5823 | ictx->snap_name.c_str(), ictx->read_only, ofs, len, buf, op_flags); | |
5824 | ||
5825 | bufferlist bl; | |
9f95a23c | 5826 | bl.push_back(create_write_raw(ictx, buf, len, nullptr)); |
7c673cae FG |
5827 | int r = ictx->io_work_queue->write(ofs, len, std::move(bl), op_flags); |
5828 | tracepoint(librbd, write_exit, r); | |
5829 | return r; | |
5830 | } | |
5831 | ||
5832 | ||
5833 | extern "C" int rbd_discard(rbd_image_t image, uint64_t ofs, uint64_t len) | |
5834 | { | |
5835 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
b32b8144 FG |
5836 | tracepoint(librbd, discard_enter, ictx, ictx->name.c_str(), |
5837 | ictx->snap_name.c_str(), ictx->read_only, ofs, len); | |
9f95a23c | 5838 | if (len > static_cast<uint64_t>(std::numeric_limits<int>::max())) { |
b32b8144 FG |
5839 | tracepoint(librbd, discard_exit, -EINVAL); |
5840 | return -EINVAL; | |
5841 | } | |
5842 | ||
11fdf7f2 TL |
5843 | int r = ictx->io_work_queue->discard( |
5844 | ofs, len, ictx->discard_granularity_bytes); | |
7c673cae FG |
5845 | tracepoint(librbd, discard_exit, r); |
5846 | return r; | |
5847 | } | |
5848 | ||
5849 | extern "C" ssize_t rbd_writesame(rbd_image_t image, uint64_t ofs, size_t len, | |
5850 | const char *buf, size_t data_len, int op_flags) | |
5851 | { | |
5852 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5853 | tracepoint(librbd, writesame_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
11fdf7f2 | 5854 | ictx->read_only, ofs, len, data_len == 0 ? NULL : buf, data_len, op_flags); |
7c673cae | 5855 | |
b32b8144 | 5856 | if (data_len == 0 || len % data_len || |
9f95a23c | 5857 | len > static_cast<uint64_t>(std::numeric_limits<int>::max())) { |
7c673cae FG |
5858 | tracepoint(librbd, writesame_exit, -EINVAL); |
5859 | return -EINVAL; | |
5860 | } | |
5861 | ||
11fdf7f2 TL |
5862 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
5863 | if (discard_zero && mem_is_zero(buf, data_len)) { | |
5864 | int r = ictx->io_work_queue->discard(ofs, len, 0); | |
7c673cae FG |
5865 | tracepoint(librbd, writesame_exit, r); |
5866 | return r; | |
5867 | } | |
5868 | ||
5869 | bufferlist bl; | |
9f95a23c | 5870 | bl.push_back(create_write_raw(ictx, buf, data_len, nullptr)); |
7c673cae FG |
5871 | int r = ictx->io_work_queue->writesame(ofs, len, std::move(bl), op_flags); |
5872 | tracepoint(librbd, writesame_exit, r); | |
5873 | return r; | |
5874 | } | |
5875 | ||
c07f9fc5 FG |
5876 | extern "C" ssize_t rbd_compare_and_write(rbd_image_t image, |
5877 | uint64_t ofs, size_t len, | |
5878 | const char *cmp_buf, | |
5879 | const char *buf, | |
5880 | uint64_t *mismatch_off, | |
5881 | int op_flags) | |
5882 | { | |
5883 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5884 | tracepoint(librbd, compare_and_write_enter, ictx, ictx->name.c_str(), | |
5885 | ictx->snap_name.c_str(), ictx->read_only, ofs, | |
5886 | len, cmp_buf, buf, op_flags); | |
5887 | ||
5888 | bufferlist cmp_bl; | |
9f95a23c | 5889 | cmp_bl.push_back(create_write_raw(ictx, cmp_buf, len, nullptr)); |
c07f9fc5 | 5890 | bufferlist bl; |
9f95a23c | 5891 | bl.push_back(create_write_raw(ictx, buf, len, nullptr)); |
c07f9fc5 FG |
5892 | |
5893 | int r = ictx->io_work_queue->compare_and_write(ofs, len, std::move(cmp_bl), | |
5894 | std::move(bl), mismatch_off, | |
5895 | op_flags); | |
5896 | tracepoint(librbd, compare_and_write_exit, r); | |
5897 | return r; | |
5898 | } | |
5899 | ||
7c673cae FG |
5900 | extern "C" int rbd_aio_create_completion(void *cb_arg, |
5901 | rbd_callback_t complete_cb, | |
5902 | rbd_completion_t *c) | |
5903 | { | |
5904 | librbd::RBD::AioCompletion *rbd_comp = | |
5905 | new librbd::RBD::AioCompletion(cb_arg, complete_cb); | |
5906 | *c = (rbd_completion_t) rbd_comp; | |
5907 | return 0; | |
5908 | } | |
5909 | ||
5910 | extern "C" int rbd_aio_write(rbd_image_t image, uint64_t off, size_t len, | |
5911 | const char *buf, rbd_completion_t c) | |
5912 | { | |
5913 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5914 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5915 | tracepoint(librbd, aio_write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, buf, comp->pc); | |
5916 | ||
9f95a23c | 5917 | auto aio_completion = get_aio_completion(comp); |
7c673cae | 5918 | bufferlist bl; |
9f95a23c TL |
5919 | bl.push_back(create_write_raw(ictx, buf, len, aio_completion)); |
5920 | ictx->io_work_queue->aio_write(aio_completion, off, len, std::move(bl), 0); | |
7c673cae FG |
5921 | tracepoint(librbd, aio_write_exit, 0); |
5922 | return 0; | |
5923 | } | |
5924 | ||
5925 | extern "C" int rbd_aio_write2(rbd_image_t image, uint64_t off, size_t len, | |
5926 | const char *buf, rbd_completion_t c, int op_flags) | |
5927 | { | |
5928 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5929 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5930 | tracepoint(librbd, aio_write2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
5931 | ictx->read_only, off, len, buf, comp->pc, op_flags); | |
5932 | ||
9f95a23c | 5933 | auto aio_completion = get_aio_completion(comp); |
7c673cae | 5934 | bufferlist bl; |
9f95a23c TL |
5935 | bl.push_back(create_write_raw(ictx, buf, len, aio_completion)); |
5936 | ictx->io_work_queue->aio_write(aio_completion, off, len, std::move(bl), | |
5937 | op_flags); | |
7c673cae FG |
5938 | tracepoint(librbd, aio_write_exit, 0); |
5939 | return 0; | |
5940 | } | |
5941 | ||
5942 | extern "C" int rbd_aio_writev(rbd_image_t image, const struct iovec *iov, | |
5943 | int iovcnt, uint64_t off, rbd_completion_t c) | |
5944 | { | |
5945 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5946 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5947 | ||
5948 | // convert the scatter list into a bufferlist | |
9f95a23c | 5949 | auto aio_completion = get_aio_completion(comp); |
7c673cae FG |
5950 | ssize_t len = 0; |
5951 | bufferlist bl; | |
5952 | for (int i = 0; i < iovcnt; ++i) { | |
5953 | const struct iovec &io = iov[i]; | |
5954 | len += io.iov_len; | |
5955 | if (len < 0) { | |
5956 | break; | |
5957 | } | |
5958 | ||
5959 | bl.push_back(create_write_raw(ictx, static_cast<char*>(io.iov_base), | |
9f95a23c | 5960 | io.iov_len, aio_completion)); |
7c673cae FG |
5961 | } |
5962 | ||
5963 | int r = 0; | |
5964 | if (iovcnt <= 0 || len < 0) { | |
5965 | r = -EINVAL; | |
5966 | } | |
5967 | ||
5968 | tracepoint(librbd, aio_write_enter, ictx, ictx->name.c_str(), | |
5969 | ictx->snap_name.c_str(), ictx->read_only, off, len, NULL, | |
5970 | comp->pc); | |
5971 | if (r == 0) { | |
9f95a23c | 5972 | ictx->io_work_queue->aio_write(aio_completion, off, len, std::move(bl), 0); |
7c673cae FG |
5973 | } |
5974 | tracepoint(librbd, aio_write_exit, r); | |
5975 | return r; | |
5976 | } | |
5977 | ||
5978 | extern "C" int rbd_aio_discard(rbd_image_t image, uint64_t off, uint64_t len, | |
5979 | rbd_completion_t c) | |
5980 | { | |
5981 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5982 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5983 | tracepoint(librbd, aio_discard_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, comp->pc); | |
11fdf7f2 TL |
5984 | ictx->io_work_queue->aio_discard( |
5985 | get_aio_completion(comp), off, len, ictx->discard_granularity_bytes); | |
7c673cae FG |
5986 | tracepoint(librbd, aio_discard_exit, 0); |
5987 | return 0; | |
5988 | } | |
5989 | ||
5990 | extern "C" int rbd_aio_read(rbd_image_t image, uint64_t off, size_t len, | |
5991 | char *buf, rbd_completion_t c) | |
5992 | { | |
5993 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
5994 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
5995 | tracepoint(librbd, aio_read_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, off, len, buf, comp->pc); | |
5996 | ictx->io_work_queue->aio_read(get_aio_completion(comp), off, len, | |
5997 | librbd::io::ReadResult{buf, len}, 0); | |
5998 | tracepoint(librbd, aio_read_exit, 0); | |
5999 | return 0; | |
6000 | } | |
6001 | ||
6002 | extern "C" int rbd_aio_read2(rbd_image_t image, uint64_t off, size_t len, | |
6003 | char *buf, rbd_completion_t c, int op_flags) | |
6004 | { | |
6005 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6006 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6007 | tracepoint(librbd, aio_read2_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
6008 | ictx->read_only, off, len, buf, comp->pc, op_flags); | |
6009 | ictx->io_work_queue->aio_read(get_aio_completion(comp), off, len, | |
6010 | librbd::io::ReadResult{buf, len},op_flags); | |
6011 | tracepoint(librbd, aio_read_exit, 0); | |
6012 | return 0; | |
6013 | } | |
6014 | ||
6015 | extern "C" int rbd_aio_readv(rbd_image_t image, const struct iovec *iov, | |
6016 | int iovcnt, uint64_t off, rbd_completion_t c) | |
6017 | { | |
6018 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6019 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6020 | ||
6021 | ssize_t len = 0; | |
6022 | for (int i = 0; i < iovcnt; ++i) { | |
6023 | len += iov[i].iov_len; | |
6024 | if (len < 0) { | |
6025 | break; | |
6026 | } | |
6027 | } | |
6028 | ||
6029 | int r = 0; | |
6030 | if (iovcnt == 0 || len < 0) { | |
6031 | r = -EINVAL; | |
6032 | } | |
6033 | ||
6034 | tracepoint(librbd, aio_read_enter, ictx, ictx->name.c_str(), | |
6035 | ictx->snap_name.c_str(), ictx->read_only, off, len, NULL, | |
6036 | comp->pc); | |
6037 | if (r == 0) { | |
6038 | librbd::io::ReadResult read_result; | |
6039 | if (iovcnt == 1) { | |
6040 | read_result = librbd::io::ReadResult( | |
6041 | static_cast<char *>(iov[0].iov_base), iov[0].iov_len); | |
6042 | } else { | |
6043 | read_result = librbd::io::ReadResult(iov, iovcnt); | |
6044 | } | |
6045 | ictx->io_work_queue->aio_read(get_aio_completion(comp), off, len, | |
6046 | std::move(read_result), 0); | |
6047 | } | |
6048 | tracepoint(librbd, aio_read_exit, r); | |
6049 | return r; | |
6050 | } | |
6051 | ||
6052 | extern "C" int rbd_flush(rbd_image_t image) | |
6053 | { | |
6054 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6055 | tracepoint(librbd, flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
11fdf7f2 | 6056 | int r = ictx->io_work_queue->flush(); |
7c673cae FG |
6057 | tracepoint(librbd, flush_exit, r); |
6058 | return r; | |
6059 | } | |
6060 | ||
6061 | extern "C" int rbd_aio_flush(rbd_image_t image, rbd_completion_t c) | |
6062 | { | |
6063 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6064 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6065 | tracepoint(librbd, aio_flush_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only, comp->pc); | |
6066 | ictx->io_work_queue->aio_flush(get_aio_completion(comp)); | |
6067 | tracepoint(librbd, aio_flush_exit, 0); | |
6068 | return 0; | |
6069 | } | |
6070 | ||
6071 | extern "C" int rbd_aio_writesame(rbd_image_t image, uint64_t off, size_t len, | |
6072 | const char *buf, size_t data_len, rbd_completion_t c, | |
6073 | int op_flags) | |
6074 | { | |
6075 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6076 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6077 | tracepoint(librbd, aio_writesame_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
11fdf7f2 | 6078 | ictx->read_only, off, len, data_len == 0 ? NULL : buf, data_len, comp->pc, |
7c673cae FG |
6079 | op_flags); |
6080 | ||
11fdf7f2 | 6081 | if (data_len == 0 || len % data_len) { |
7c673cae FG |
6082 | tracepoint(librbd, aio_writesame_exit, -EINVAL); |
6083 | return -EINVAL; | |
6084 | } | |
6085 | ||
11fdf7f2 TL |
6086 | bool discard_zero = ictx->config.get_val<bool>("rbd_discard_on_zeroed_write_same"); |
6087 | if (discard_zero && mem_is_zero(buf, data_len)) { | |
6088 | ictx->io_work_queue->aio_discard(get_aio_completion(comp), off, len, 0); | |
7c673cae FG |
6089 | tracepoint(librbd, aio_writesame_exit, 0); |
6090 | return 0; | |
6091 | } | |
6092 | ||
9f95a23c | 6093 | auto aio_completion = get_aio_completion(comp); |
7c673cae | 6094 | bufferlist bl; |
9f95a23c TL |
6095 | bl.push_back(create_write_raw(ictx, buf, data_len, aio_completion)); |
6096 | ictx->io_work_queue->aio_writesame(aio_completion, off, len, std::move(bl), | |
6097 | op_flags); | |
7c673cae FG |
6098 | tracepoint(librbd, aio_writesame_exit, 0); |
6099 | return 0; | |
6100 | } | |
6101 | ||
c07f9fc5 FG |
6102 | extern "C" ssize_t rbd_aio_compare_and_write(rbd_image_t image, uint64_t off, |
6103 | size_t len, const char *cmp_buf, | |
6104 | const char *buf, rbd_completion_t c, | |
6105 | uint64_t *mismatch_off, | |
6106 | int op_flags) | |
6107 | { | |
6108 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6109 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6110 | tracepoint(librbd, aio_compare_and_write_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), | |
6111 | ictx->read_only, off, len, cmp_buf, buf, comp->pc, op_flags); | |
6112 | ||
9f95a23c | 6113 | auto aio_completion = get_aio_completion(comp); |
c07f9fc5 | 6114 | bufferlist cmp_bl; |
9f95a23c | 6115 | cmp_bl.push_back(create_write_raw(ictx, cmp_buf, len, aio_completion)); |
c07f9fc5 | 6116 | bufferlist bl; |
9f95a23c TL |
6117 | bl.push_back(create_write_raw(ictx, buf, len, aio_completion)); |
6118 | ictx->io_work_queue->aio_compare_and_write(aio_completion, off, len, | |
c07f9fc5 FG |
6119 | std::move(cmp_bl), std::move(bl), |
6120 | mismatch_off, op_flags, false); | |
6121 | ||
6122 | tracepoint(librbd, aio_compare_and_write_exit, 0); | |
6123 | return 0; | |
6124 | } | |
6125 | ||
7c673cae FG |
6126 | extern "C" int rbd_invalidate_cache(rbd_image_t image) |
6127 | { | |
6128 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6129 | tracepoint(librbd, invalidate_cache_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
6130 | int r = librbd::invalidate_cache(ictx); | |
6131 | tracepoint(librbd, invalidate_cache_exit, r); | |
6132 | return r; | |
6133 | } | |
6134 | ||
6135 | extern "C" int rbd_poll_io_events(rbd_image_t image, rbd_completion_t *comps, int numcomp) | |
6136 | { | |
6137 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6138 | librbd::io::AioCompletion *cs[numcomp]; | |
6139 | tracepoint(librbd, poll_io_events_enter, ictx, numcomp); | |
6140 | int r = librbd::poll_io_events(ictx, cs, numcomp); | |
6141 | tracepoint(librbd, poll_io_events_exit, r); | |
6142 | if (r > 0) { | |
6143 | for (int i = 0; i < r; ++i) | |
6144 | comps[i] = cs[i]->rbd_comp; | |
6145 | } | |
6146 | return r; | |
6147 | } | |
6148 | ||
6149 | extern "C" int rbd_metadata_get(rbd_image_t image, const char *key, char *value, size_t *vallen) | |
6150 | { | |
6151 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6152 | string val_s; | |
6153 | tracepoint(librbd, metadata_get_enter, ictx, key); | |
6154 | int r = librbd::metadata_get(ictx, key, &val_s); | |
6155 | if (r < 0) { | |
6156 | tracepoint(librbd, metadata_get_exit, r, key, NULL); | |
6157 | return r; | |
6158 | } | |
6159 | if (*vallen < val_s.size() + 1) { | |
6160 | r = -ERANGE; | |
6161 | *vallen = val_s.size() + 1; | |
6162 | tracepoint(librbd, metadata_get_exit, r, key, NULL); | |
6163 | } else { | |
6164 | strncpy(value, val_s.c_str(), val_s.size() + 1); | |
6165 | tracepoint(librbd, metadata_get_exit, r, key, value); | |
6166 | } | |
6167 | return r; | |
6168 | } | |
6169 | ||
6170 | extern "C" int rbd_metadata_set(rbd_image_t image, const char *key, const char *value) | |
6171 | { | |
6172 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6173 | tracepoint(librbd, metadata_set_enter, ictx, key, value); | |
6174 | int r = ictx->operations->metadata_set(key, value); | |
6175 | tracepoint(librbd, metadata_set_exit, r); | |
6176 | return r; | |
6177 | } | |
6178 | ||
6179 | extern "C" int rbd_metadata_remove(rbd_image_t image, const char *key) | |
6180 | { | |
6181 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6182 | tracepoint(librbd, metadata_remove_enter, ictx, key); | |
6183 | int r = ictx->operations->metadata_remove(key); | |
6184 | tracepoint(librbd, metadata_remove_exit, r); | |
6185 | return r; | |
6186 | } | |
6187 | ||
6188 | extern "C" int rbd_metadata_list(rbd_image_t image, const char *start, uint64_t max, | |
6189 | char *key, size_t *key_len, char *value, size_t *val_len) | |
6190 | { | |
6191 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6192 | tracepoint(librbd, metadata_list_enter, ictx); | |
6193 | map<string, bufferlist> pairs; | |
6194 | int r = librbd::metadata_list(ictx, start, max, &pairs); | |
6195 | size_t key_total_len = 0, val_total_len = 0; | |
6196 | bool too_short = false; | |
6197 | for (map<string, bufferlist>::iterator it = pairs.begin(); | |
6198 | it != pairs.end(); ++it) { | |
6199 | key_total_len += it->first.size() + 1; | |
6200 | val_total_len += it->second.length() + 1; | |
6201 | } | |
6202 | if (*key_len < key_total_len || *val_len < val_total_len) | |
6203 | too_short = true; | |
6204 | *key_len = key_total_len; | |
6205 | *val_len = val_total_len; | |
6206 | if (too_short) { | |
6207 | tracepoint(librbd, metadata_list_exit, -ERANGE); | |
6208 | return -ERANGE; | |
6209 | } | |
6210 | ||
6211 | char *key_p = key, *value_p = value; | |
6212 | ||
6213 | for (map<string, bufferlist>::iterator it = pairs.begin(); | |
6214 | it != pairs.end(); ++it) { | |
6215 | strncpy(key_p, it->first.c_str(), it->first.size() + 1); | |
6216 | key_p += it->first.size() + 1; | |
6217 | strncpy(value_p, it->second.c_str(), it->second.length()); | |
6218 | value_p += it->second.length(); | |
6219 | *value_p = '\0'; | |
6220 | value_p++; | |
6221 | tracepoint(librbd, metadata_list_entry, it->first.c_str(), it->second.c_str()); | |
6222 | } | |
6223 | tracepoint(librbd, metadata_list_exit, r); | |
6224 | return r; | |
6225 | } | |
6226 | ||
6227 | extern "C" int rbd_mirror_image_enable(rbd_image_t image) | |
9f95a23c TL |
6228 | { |
6229 | return rbd_mirror_image_enable2(image, RBD_MIRROR_IMAGE_MODE_JOURNAL); | |
6230 | } | |
6231 | ||
6232 | extern "C" int rbd_mirror_image_enable2(rbd_image_t image, | |
6233 | rbd_mirror_image_mode_t mode) | |
7c673cae FG |
6234 | { |
6235 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
9f95a23c | 6236 | return librbd::api::Mirror<>::image_enable(ictx, mode, false); |
7c673cae FG |
6237 | } |
6238 | ||
6239 | extern "C" int rbd_mirror_image_disable(rbd_image_t image, bool force) | |
6240 | { | |
6241 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6242 | return librbd::api::Mirror<>::image_disable(ictx, force); | |
6243 | } | |
6244 | ||
6245 | extern "C" int rbd_mirror_image_promote(rbd_image_t image, bool force) | |
6246 | { | |
6247 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6248 | return librbd::api::Mirror<>::image_promote(ictx, force); | |
6249 | } | |
6250 | ||
6251 | extern "C" int rbd_mirror_image_demote(rbd_image_t image) | |
6252 | { | |
6253 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6254 | return librbd::api::Mirror<>::image_demote(ictx); | |
6255 | } | |
6256 | ||
6257 | extern "C" int rbd_mirror_image_resync(rbd_image_t image) | |
6258 | { | |
6259 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6260 | return librbd::api::Mirror<>::image_resync(ictx); | |
6261 | } | |
6262 | ||
9f95a23c TL |
6263 | extern "C" int rbd_mirror_image_create_snapshot(rbd_image_t image, |
6264 | uint64_t *snap_id) | |
6265 | { | |
6266 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6267 | return librbd::api::Mirror<>::image_snapshot_create(ictx, snap_id); | |
6268 | } | |
6269 | ||
7c673cae FG |
6270 | extern "C" int rbd_mirror_image_get_info(rbd_image_t image, |
6271 | rbd_mirror_image_info_t *mirror_image_info, | |
6272 | size_t info_size) | |
6273 | { | |
6274 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6275 | ||
11fdf7f2 TL |
6276 | if (sizeof(rbd_mirror_image_info_t) != info_size) { |
6277 | return -ERANGE; | |
6278 | } | |
6279 | ||
7c673cae | 6280 | librbd::mirror_image_info_t cpp_mirror_image; |
11fdf7f2 | 6281 | int r = librbd::api::Mirror<>::image_get_info(ictx, &cpp_mirror_image); |
7c673cae FG |
6282 | if (r < 0) { |
6283 | return r; | |
6284 | } | |
6285 | ||
6286 | mirror_image_info_cpp_to_c(cpp_mirror_image, mirror_image_info); | |
6287 | return 0; | |
6288 | } | |
6289 | ||
9f95a23c TL |
6290 | extern "C" void rbd_mirror_image_get_info_cleanup( |
6291 | rbd_mirror_image_info_t *mirror_image_info) | |
6292 | { | |
6293 | free(mirror_image_info->global_id); | |
6294 | } | |
6295 | ||
6296 | extern "C" int rbd_mirror_image_get_mode(rbd_image_t image, | |
6297 | rbd_mirror_image_mode_t *mode) | |
6298 | { | |
6299 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6300 | ||
6301 | return librbd::api::Mirror<>::image_get_mode(ictx, mode); | |
6302 | } | |
6303 | ||
6304 | extern "C" int rbd_mirror_image_get_global_status( | |
6305 | rbd_image_t image, rbd_mirror_image_global_status_t *status, | |
6306 | size_t status_size) | |
6307 | { | |
6308 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6309 | ||
6310 | if (sizeof(rbd_mirror_image_global_status_t) != status_size) { | |
6311 | return -ERANGE; | |
6312 | } | |
6313 | ||
6314 | librbd::mirror_image_global_status_t cpp_status; | |
6315 | int r = librbd::api::Mirror<>::image_get_global_status(ictx, &cpp_status); | |
6316 | if (r < 0) { | |
6317 | return r; | |
6318 | } | |
6319 | ||
6320 | mirror_image_global_status_cpp_to_c(cpp_status, status); | |
6321 | return 0; | |
6322 | } | |
6323 | ||
6324 | #pragma GCC diagnostic push | |
6325 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
6326 | ||
7c673cae FG |
6327 | extern "C" int rbd_mirror_image_get_status(rbd_image_t image, |
6328 | rbd_mirror_image_status_t *status, | |
6329 | size_t status_size) | |
6330 | { | |
6331 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6332 | ||
11fdf7f2 TL |
6333 | if (sizeof(rbd_mirror_image_status_t) != status_size) { |
6334 | return -ERANGE; | |
6335 | } | |
6336 | ||
9f95a23c TL |
6337 | librbd::mirror_image_global_status_t cpp_status; |
6338 | int r = librbd::api::Mirror<>::image_get_global_status(ictx, &cpp_status); | |
7c673cae FG |
6339 | if (r < 0) { |
6340 | return r; | |
6341 | } | |
6342 | ||
9f95a23c | 6343 | mirror_image_global_status_cpp_to_c(cpp_status, status); |
7c673cae FG |
6344 | return 0; |
6345 | } | |
6346 | ||
9f95a23c TL |
6347 | #pragma GCC diagnostic pop |
6348 | ||
11fdf7f2 TL |
6349 | extern "C" int rbd_mirror_image_get_instance_id(rbd_image_t image, |
6350 | char *instance_id, | |
6351 | size_t *instance_id_max_length) | |
6352 | { | |
6353 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6354 | ||
6355 | std::string cpp_instance_id; | |
6356 | int r = librbd::api::Mirror<>::image_get_instance_id(ictx, &cpp_instance_id); | |
6357 | if (r < 0) { | |
6358 | return r; | |
6359 | } | |
6360 | ||
6361 | if (cpp_instance_id.size() >= *instance_id_max_length) { | |
6362 | *instance_id_max_length = cpp_instance_id.size() + 1; | |
6363 | return -ERANGE; | |
6364 | } | |
6365 | ||
6366 | strcpy(instance_id, cpp_instance_id.c_str()); | |
6367 | *instance_id_max_length = cpp_instance_id.size() + 1; | |
6368 | return 0; | |
6369 | } | |
6370 | ||
7c673cae FG |
6371 | extern "C" int rbd_aio_mirror_image_promote(rbd_image_t image, bool force, |
6372 | rbd_completion_t c) { | |
6373 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6374 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6375 | librbd::api::Mirror<>::image_promote( | |
6376 | ictx, force, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6377 | get_aio_completion(comp))); | |
6378 | return 0; | |
6379 | } | |
6380 | ||
6381 | extern "C" int rbd_aio_mirror_image_demote(rbd_image_t image, | |
6382 | rbd_completion_t c) { | |
6383 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6384 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6385 | librbd::api::Mirror<>::image_demote( | |
6386 | ictx, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6387 | get_aio_completion(comp))); | |
6388 | return 0; | |
6389 | } | |
6390 | ||
6391 | extern "C" int rbd_aio_mirror_image_get_info(rbd_image_t image, | |
6392 | rbd_mirror_image_info_t *info, | |
6393 | size_t info_size, | |
6394 | rbd_completion_t c) { | |
6395 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6396 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6397 | ||
11fdf7f2 | 6398 | if (sizeof(rbd_mirror_image_info_t) != info_size) { |
7c673cae FG |
6399 | return -ERANGE; |
6400 | } | |
6401 | ||
6402 | auto ctx = new C_MirrorImageGetInfo( | |
6403 | info, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6404 | get_aio_completion(comp))); | |
6405 | librbd::api::Mirror<>::image_get_info( | |
11fdf7f2 | 6406 | ictx, &ctx->cpp_mirror_image_info, ctx); |
7c673cae FG |
6407 | return 0; |
6408 | } | |
6409 | ||
9f95a23c TL |
6410 | extern "C" int rbd_aio_mirror_image_get_mode(rbd_image_t image, |
6411 | rbd_mirror_image_mode_t *mode, | |
6412 | rbd_completion_t c) { | |
6413 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6414 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6415 | ||
6416 | librbd::api::Mirror<>::image_get_mode( | |
6417 | ictx, mode, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6418 | get_aio_completion(comp))); | |
6419 | return 0; | |
6420 | } | |
6421 | ||
6422 | extern "C" int rbd_aio_mirror_image_get_global_status( | |
6423 | rbd_image_t image, rbd_mirror_image_global_status_t *status, | |
6424 | size_t status_size, rbd_completion_t c) { | |
6425 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6426 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6427 | ||
6428 | if (sizeof(rbd_mirror_image_global_status_t) != status_size) { | |
6429 | return -ERANGE; | |
6430 | } | |
6431 | ||
6432 | auto ctx = new C_MirrorImageGetGlobalStatus( | |
6433 | status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6434 | get_aio_completion(comp))); | |
6435 | librbd::api::Mirror<>::image_get_global_status( | |
6436 | ictx, &ctx->cpp_mirror_image_global_status, ctx); | |
6437 | return 0; | |
6438 | } | |
6439 | ||
6440 | #pragma GCC diagnostic push | |
6441 | #pragma GCC diagnostic ignored "-Wdeprecated-declarations" | |
6442 | ||
6443 | extern "C" int rbd_aio_mirror_image_get_status( | |
6444 | rbd_image_t image, rbd_mirror_image_status_t *status, size_t status_size, | |
6445 | rbd_completion_t c) { | |
7c673cae FG |
6446 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; |
6447 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6448 | ||
11fdf7f2 | 6449 | if (sizeof(rbd_mirror_image_status_t) != status_size) { |
7c673cae FG |
6450 | return -ERANGE; |
6451 | } | |
6452 | ||
6453 | auto ctx = new C_MirrorImageGetStatus( | |
6454 | status, new C_AioCompletion(ictx, librbd::io::AIO_TYPE_GENERIC, | |
6455 | get_aio_completion(comp))); | |
9f95a23c TL |
6456 | librbd::api::Mirror<>::image_get_global_status( |
6457 | ictx, &ctx->cpp_mirror_image_global_status, ctx); | |
7c673cae FG |
6458 | return 0; |
6459 | } | |
6460 | ||
9f95a23c TL |
6461 | #pragma GCC diagnostic pop |
6462 | ||
7c673cae FG |
6463 | extern "C" int rbd_update_watch(rbd_image_t image, uint64_t *handle, |
6464 | rbd_update_callback_t watch_cb, void *arg) | |
6465 | { | |
6466 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6467 | C_UpdateWatchCB *wctx = new C_UpdateWatchCB(watch_cb, arg); | |
6468 | tracepoint(librbd, update_watch_enter, ictx, wctx); | |
6469 | int r = ictx->state->register_update_watcher(wctx, &wctx->handle); | |
6470 | tracepoint(librbd, update_watch_exit, r, wctx->handle); | |
6471 | *handle = reinterpret_cast<uint64_t>(wctx); | |
6472 | return r; | |
6473 | } | |
6474 | ||
6475 | extern "C" int rbd_update_unwatch(rbd_image_t image, uint64_t handle) | |
6476 | { | |
6477 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6478 | C_UpdateWatchCB *wctx = reinterpret_cast<C_UpdateWatchCB *>(handle); | |
6479 | tracepoint(librbd, update_unwatch_enter, ictx, wctx->handle); | |
6480 | int r = ictx->state->unregister_update_watcher(wctx->handle); | |
6481 | delete wctx; | |
6482 | tracepoint(librbd, update_unwatch_exit, r); | |
6483 | return r; | |
6484 | } | |
6485 | ||
6486 | extern "C" int rbd_aio_is_complete(rbd_completion_t c) | |
6487 | { | |
6488 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6489 | return comp->is_complete(); | |
6490 | } | |
6491 | ||
6492 | extern "C" int rbd_aio_wait_for_complete(rbd_completion_t c) | |
6493 | { | |
6494 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6495 | return comp->wait_for_complete(); | |
6496 | } | |
6497 | ||
6498 | extern "C" ssize_t rbd_aio_get_return_value(rbd_completion_t c) | |
6499 | { | |
6500 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6501 | return comp->get_return_value(); | |
6502 | } | |
6503 | ||
6504 | extern "C" void *rbd_aio_get_arg(rbd_completion_t c) | |
6505 | { | |
6506 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6507 | return comp->get_arg(); | |
6508 | } | |
6509 | ||
6510 | extern "C" void rbd_aio_release(rbd_completion_t c) | |
6511 | { | |
6512 | librbd::RBD::AioCompletion *comp = (librbd::RBD::AioCompletion *)c; | |
6513 | comp->release(); | |
6514 | } | |
6515 | ||
11fdf7f2 TL |
6516 | extern "C" int rbd_group_create(rados_ioctx_t p, const char *name) |
6517 | { | |
6518 | librados::IoCtx io_ctx; | |
6519 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6520 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6521 | tracepoint(librbd, group_create_enter, io_ctx.get_pool_name().c_str(), | |
6522 | io_ctx.get_id(), name); | |
6523 | int r = librbd::api::Group<>::create(io_ctx, name); | |
6524 | tracepoint(librbd, group_create_exit, r); | |
6525 | return r; | |
6526 | } | |
6527 | ||
6528 | extern "C" int rbd_group_remove(rados_ioctx_t p, const char *name) | |
6529 | { | |
6530 | librados::IoCtx io_ctx; | |
6531 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6532 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6533 | tracepoint(librbd, group_remove_enter, io_ctx.get_pool_name().c_str(), | |
6534 | io_ctx.get_id(), name); | |
6535 | int r = librbd::api::Group<>::remove(io_ctx, name); | |
6536 | tracepoint(librbd, group_remove_exit, r); | |
6537 | return r; | |
6538 | } | |
6539 | ||
6540 | extern "C" int rbd_group_list(rados_ioctx_t p, char *names, size_t *size) | |
6541 | { | |
6542 | librados::IoCtx io_ctx; | |
6543 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6544 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6545 | tracepoint(librbd, group_list_enter, io_ctx.get_pool_name().c_str(), | |
6546 | io_ctx.get_id()); | |
6547 | ||
6548 | vector<string> cpp_names; | |
6549 | int r = librbd::api::Group<>::list(io_ctx, &cpp_names); | |
6550 | ||
6551 | if (r < 0) { | |
6552 | tracepoint(librbd, group_list_exit, r); | |
6553 | return r; | |
6554 | } | |
6555 | ||
6556 | size_t expected_size = 0; | |
6557 | ||
6558 | for (size_t i = 0; i < cpp_names.size(); i++) { | |
6559 | expected_size += cpp_names[i].size() + 1; | |
6560 | } | |
6561 | if (*size < expected_size) { | |
6562 | *size = expected_size; | |
6563 | tracepoint(librbd, group_list_exit, -ERANGE); | |
6564 | return -ERANGE; | |
6565 | } | |
6566 | ||
6567 | if (names == NULL) { | |
6568 | tracepoint(librbd, group_list_exit, -EINVAL); | |
6569 | return -EINVAL; | |
6570 | } | |
6571 | ||
6572 | for (int i = 0; i < (int)cpp_names.size(); i++) { | |
6573 | const char* name = cpp_names[i].c_str(); | |
6574 | tracepoint(librbd, group_list_entry, name); | |
6575 | strcpy(names, name); | |
6576 | names += strlen(names) + 1; | |
6577 | } | |
6578 | tracepoint(librbd, group_list_exit, (int)expected_size); | |
6579 | return (int)expected_size; | |
6580 | } | |
6581 | ||
6582 | extern "C" int rbd_group_rename(rados_ioctx_t p, const char *src_name, | |
6583 | const char *dest_name) | |
6584 | { | |
6585 | librados::IoCtx io_ctx; | |
6586 | librados::IoCtx::from_rados_ioctx_t(p, io_ctx); | |
6587 | TracepointProvider::initialize<tracepoint_traits>(get_cct(io_ctx)); | |
6588 | tracepoint(librbd, group_rename_enter, io_ctx.get_pool_name().c_str(), | |
6589 | io_ctx.get_id(), src_name, dest_name); | |
6590 | int r = librbd::api::Group<>::rename(io_ctx, src_name, dest_name); | |
6591 | tracepoint(librbd, group_rename_exit, r); | |
6592 | return r; | |
6593 | } | |
6594 | ||
6595 | extern "C" int rbd_group_image_add(rados_ioctx_t group_p, | |
6596 | const char *group_name, | |
6597 | rados_ioctx_t image_p, | |
6598 | const char *image_name) | |
6599 | { | |
6600 | librados::IoCtx group_ioctx; | |
6601 | librados::IoCtx image_ioctx; | |
6602 | ||
6603 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6604 | librados::IoCtx::from_rados_ioctx_t(image_p, image_ioctx); | |
6605 | ||
6606 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6607 | tracepoint(librbd, group_image_add_enter, group_ioctx.get_pool_name().c_str(), | |
6608 | group_ioctx.get_id(), group_name, image_ioctx.get_pool_name().c_str(), | |
6609 | image_ioctx.get_id(), image_name); | |
6610 | ||
6611 | int r = librbd::api::Group<>::image_add(group_ioctx, group_name, image_ioctx, | |
6612 | image_name); | |
6613 | ||
6614 | tracepoint(librbd, group_image_add_exit, r); | |
6615 | return r; | |
6616 | } | |
6617 | ||
6618 | extern "C" int rbd_group_image_remove(rados_ioctx_t group_p, | |
6619 | const char *group_name, | |
6620 | rados_ioctx_t image_p, | |
6621 | const char *image_name) | |
6622 | { | |
6623 | librados::IoCtx group_ioctx; | |
6624 | librados::IoCtx image_ioctx; | |
6625 | ||
6626 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6627 | librados::IoCtx::from_rados_ioctx_t(image_p, image_ioctx); | |
6628 | ||
6629 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6630 | tracepoint(librbd, group_image_remove_enter, group_ioctx.get_pool_name().c_str(), | |
6631 | group_ioctx.get_id(), group_name, image_ioctx.get_pool_name().c_str(), | |
6632 | image_ioctx.get_id(), image_name); | |
6633 | ||
6634 | int r = librbd::api::Group<>::image_remove(group_ioctx, group_name, | |
6635 | image_ioctx, image_name); | |
6636 | ||
6637 | tracepoint(librbd, group_image_remove_exit, r); | |
6638 | return r; | |
6639 | } | |
6640 | ||
6641 | extern "C" int rbd_group_image_remove_by_id(rados_ioctx_t group_p, | |
6642 | const char *group_name, | |
6643 | rados_ioctx_t image_p, | |
6644 | const char *image_id) | |
6645 | { | |
6646 | librados::IoCtx group_ioctx; | |
6647 | librados::IoCtx image_ioctx; | |
6648 | ||
6649 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6650 | librados::IoCtx::from_rados_ioctx_t(image_p, image_ioctx); | |
6651 | ||
6652 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6653 | tracepoint(librbd, group_image_remove_by_id_enter, | |
6654 | group_ioctx.get_pool_name().c_str(), | |
6655 | group_ioctx.get_id(), group_name, | |
6656 | image_ioctx.get_pool_name().c_str(), | |
6657 | image_ioctx.get_id(), image_id); | |
6658 | ||
6659 | int r = librbd::api::Group<>::image_remove_by_id(group_ioctx, group_name, | |
6660 | image_ioctx, image_id); | |
6661 | ||
6662 | tracepoint(librbd, group_image_remove_by_id_exit, r); | |
6663 | return r; | |
6664 | } | |
6665 | ||
6666 | extern "C" int rbd_group_image_list(rados_ioctx_t group_p, | |
6667 | const char *group_name, | |
6668 | rbd_group_image_info_t *images, | |
6669 | size_t group_image_info_size, | |
6670 | size_t *image_size) | |
6671 | { | |
6672 | librados::IoCtx group_ioctx; | |
6673 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6674 | ||
6675 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6676 | tracepoint(librbd, group_image_list_enter, | |
6677 | group_ioctx.get_pool_name().c_str(), | |
6678 | group_ioctx.get_id(), group_name); | |
92f5a8d4 | 6679 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
6680 | memset(images, 0, sizeof(*images) * *image_size); |
6681 | ||
6682 | if (group_image_info_size != sizeof(rbd_group_image_info_t)) { | |
6683 | *image_size = 0; | |
6684 | tracepoint(librbd, group_image_list_exit, -ERANGE); | |
6685 | return -ERANGE; | |
6686 | } | |
6687 | ||
6688 | std::vector<librbd::group_image_info_t> cpp_images; | |
6689 | int r = librbd::api::Group<>::image_list(group_ioctx, group_name, | |
6690 | &cpp_images); | |
6691 | ||
6692 | if (r == -ENOENT) { | |
6693 | tracepoint(librbd, group_image_list_exit, 0); | |
6694 | *image_size = 0; | |
6695 | return 0; | |
6696 | } | |
6697 | ||
6698 | if (r < 0) { | |
6699 | tracepoint(librbd, group_image_list_exit, r); | |
6700 | return r; | |
6701 | } | |
6702 | ||
6703 | if (*image_size < cpp_images.size()) { | |
6704 | *image_size = cpp_images.size(); | |
6705 | tracepoint(librbd, group_image_list_exit, -ERANGE); | |
6706 | return -ERANGE; | |
6707 | } | |
6708 | ||
6709 | for (size_t i = 0; i < cpp_images.size(); ++i) { | |
6710 | group_image_status_cpp_to_c(cpp_images[i], &images[i]); | |
6711 | } | |
6712 | ||
6713 | r = *image_size = cpp_images.size(); | |
6714 | tracepoint(librbd, group_image_list_exit, r); | |
6715 | return r; | |
6716 | } | |
6717 | ||
6718 | extern "C" int rbd_group_info_cleanup(rbd_group_info_t *group_info, | |
6719 | size_t group_info_size) { | |
6720 | if (group_info_size != sizeof(rbd_group_info_t)) { | |
6721 | return -ERANGE; | |
6722 | } | |
6723 | ||
6724 | free(group_info->name); | |
6725 | return 0; | |
6726 | } | |
6727 | ||
6728 | extern "C" int rbd_group_image_list_cleanup(rbd_group_image_info_t *images, | |
6729 | size_t group_image_info_size, | |
6730 | size_t len) { | |
6731 | if (group_image_info_size != sizeof(rbd_group_image_info_t)) { | |
6732 | return -ERANGE; | |
6733 | } | |
6734 | ||
6735 | for (size_t i = 0; i < len; ++i) { | |
6736 | free(images[i].name); | |
6737 | } | |
6738 | return 0; | |
6739 | } | |
6740 | ||
6741 | extern "C" int rbd_group_snap_create(rados_ioctx_t group_p, | |
6742 | const char *group_name, | |
6743 | const char *snap_name) | |
6744 | { | |
6745 | librados::IoCtx group_ioctx; | |
6746 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6747 | ||
6748 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6749 | tracepoint(librbd, group_snap_create_enter, | |
6750 | group_ioctx.get_pool_name().c_str(), | |
6751 | group_ioctx.get_id(), group_name, snap_name); | |
6752 | ||
6753 | int r = librbd::api::Group<>::snap_create(group_ioctx, group_name, snap_name); | |
6754 | ||
6755 | tracepoint(librbd, group_snap_create_exit, r); | |
6756 | ||
6757 | return r; | |
6758 | } | |
6759 | ||
6760 | extern "C" int rbd_group_snap_remove(rados_ioctx_t group_p, | |
6761 | const char *group_name, | |
6762 | const char *snap_name) | |
6763 | { | |
6764 | librados::IoCtx group_ioctx; | |
6765 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6766 | ||
6767 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6768 | tracepoint(librbd, group_snap_remove_enter, | |
6769 | group_ioctx.get_pool_name().c_str(), | |
6770 | group_ioctx.get_id(), group_name, snap_name); | |
6771 | ||
6772 | int r = librbd::api::Group<>::snap_remove(group_ioctx, group_name, snap_name); | |
6773 | ||
6774 | tracepoint(librbd, group_snap_remove_exit, r); | |
6775 | ||
6776 | return r; | |
6777 | } | |
6778 | ||
6779 | extern "C" int rbd_group_snap_rename(rados_ioctx_t group_p, | |
6780 | const char *group_name, | |
6781 | const char *old_snap_name, | |
6782 | const char *new_snap_name) | |
6783 | { | |
6784 | librados::IoCtx group_ioctx; | |
6785 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6786 | ||
6787 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6788 | tracepoint(librbd, group_snap_rename_enter, | |
6789 | group_ioctx.get_pool_name().c_str(), group_ioctx.get_id(), | |
6790 | group_name, old_snap_name, new_snap_name); | |
6791 | ||
6792 | int r = librbd::api::Group<>::snap_rename(group_ioctx, group_name, | |
6793 | old_snap_name, new_snap_name); | |
6794 | ||
6795 | tracepoint(librbd, group_snap_list_exit, r); | |
6796 | return r; | |
6797 | } | |
6798 | ||
6799 | extern "C" int rbd_group_snap_list(rados_ioctx_t group_p, | |
6800 | const char *group_name, | |
6801 | rbd_group_snap_info_t *snaps, | |
6802 | size_t group_snap_info_size, | |
6803 | size_t *snaps_size) | |
6804 | { | |
6805 | librados::IoCtx group_ioctx; | |
6806 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6807 | ||
6808 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6809 | tracepoint(librbd, group_snap_list_enter, group_ioctx.get_pool_name().c_str(), | |
6810 | group_ioctx.get_id(), group_name); | |
92f5a8d4 | 6811 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
6812 | memset(snaps, 0, sizeof(*snaps) * *snaps_size); |
6813 | ||
6814 | if (group_snap_info_size != sizeof(rbd_group_snap_info_t)) { | |
6815 | *snaps_size = 0; | |
6816 | tracepoint(librbd, group_snap_list_exit, -ERANGE); | |
6817 | return -ERANGE; | |
6818 | } | |
6819 | ||
6820 | std::vector<librbd::group_snap_info_t> cpp_snaps; | |
6821 | int r = librbd::api::Group<>::snap_list(group_ioctx, group_name, &cpp_snaps); | |
6822 | ||
6823 | if (r == -ENOENT) { | |
6824 | *snaps_size = 0; | |
6825 | tracepoint(librbd, group_snap_list_exit, 0); | |
6826 | return 0; | |
6827 | } | |
6828 | ||
6829 | if (r < 0) { | |
6830 | tracepoint(librbd, group_snap_list_exit, r); | |
6831 | return r; | |
6832 | } | |
6833 | ||
6834 | if (*snaps_size < cpp_snaps.size()) { | |
6835 | *snaps_size = cpp_snaps.size(); | |
6836 | tracepoint(librbd, group_snap_list_exit, -ERANGE); | |
6837 | return -ERANGE; | |
6838 | } | |
6839 | ||
6840 | for (size_t i = 0; i < cpp_snaps.size(); ++i) { | |
6841 | group_snap_info_cpp_to_c(cpp_snaps[i], &snaps[i]); | |
6842 | } | |
6843 | ||
6844 | r = *snaps_size = cpp_snaps.size(); | |
6845 | tracepoint(librbd, group_snap_list_exit, r); | |
6846 | return r; | |
6847 | } | |
6848 | ||
6849 | extern "C" int rbd_group_snap_list_cleanup(rbd_group_snap_info_t *snaps, | |
6850 | size_t group_snap_info_size, | |
6851 | size_t len) { | |
6852 | if (group_snap_info_size != sizeof(rbd_group_snap_info_t)) { | |
6853 | return -ERANGE; | |
6854 | } | |
6855 | ||
6856 | for (size_t i = 0; i < len; ++i) { | |
6857 | free(snaps[i].name); | |
6858 | } | |
6859 | return 0; | |
6860 | } | |
6861 | ||
6862 | extern "C" int rbd_group_snap_rollback(rados_ioctx_t group_p, | |
6863 | const char *group_name, | |
6864 | const char *snap_name) | |
6865 | { | |
6866 | librados::IoCtx group_ioctx; | |
6867 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6868 | ||
6869 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6870 | tracepoint(librbd, group_snap_rollback_enter, | |
6871 | group_ioctx.get_pool_name().c_str(), | |
6872 | group_ioctx.get_id(), group_name, snap_name); | |
6873 | ||
6874 | librbd::NoOpProgressContext prog_ctx; | |
6875 | int r = librbd::api::Group<>::snap_rollback(group_ioctx, group_name, | |
6876 | snap_name, prog_ctx); | |
6877 | ||
6878 | tracepoint(librbd, group_snap_rollback_exit, r); | |
6879 | ||
6880 | return r; | |
6881 | } | |
6882 | ||
6883 | extern "C" int rbd_group_snap_rollback_with_progress(rados_ioctx_t group_p, | |
6884 | const char *group_name, | |
6885 | const char *snap_name, | |
6886 | librbd_progress_fn_t cb, | |
6887 | void *cbdata) | |
6888 | { | |
6889 | librados::IoCtx group_ioctx; | |
6890 | librados::IoCtx::from_rados_ioctx_t(group_p, group_ioctx); | |
6891 | ||
6892 | TracepointProvider::initialize<tracepoint_traits>(get_cct(group_ioctx)); | |
6893 | tracepoint(librbd, group_snap_rollback_enter, | |
6894 | group_ioctx.get_pool_name().c_str(), | |
6895 | group_ioctx.get_id(), group_name, snap_name); | |
6896 | ||
6897 | librbd::CProgressContext prog_ctx(cb, cbdata); | |
6898 | int r = librbd::api::Group<>::snap_rollback(group_ioctx, group_name, | |
6899 | snap_name, prog_ctx); | |
6900 | ||
6901 | tracepoint(librbd, group_snap_rollback_exit, r); | |
6902 | ||
6903 | return r; | |
6904 | } | |
6905 | ||
6906 | extern "C" int rbd_snap_get_namespace_type(rbd_image_t image, | |
6907 | uint64_t snap_id, | |
6908 | rbd_snap_namespace_type_t *namespace_type) { | |
6909 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6910 | tracepoint(librbd, snap_get_namespace_type_enter, ictx, ictx->name.c_str()); | |
6911 | int r = librbd::api::Snapshot<>::get_namespace_type(ictx, snap_id, | |
6912 | namespace_type); | |
6913 | tracepoint(librbd, snap_get_namespace_type_exit, r); | |
6914 | return r; | |
6915 | } | |
6916 | ||
6917 | extern "C" int rbd_snap_get_group_namespace(rbd_image_t image, uint64_t snap_id, | |
6918 | rbd_snap_group_namespace_t *group_snap, | |
6919 | size_t snap_group_namespace_size) { | |
6920 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6921 | tracepoint(librbd, snap_get_group_namespace_enter, ictx, | |
6922 | ictx->name.c_str()); | |
6923 | ||
6924 | if (snap_group_namespace_size != sizeof(rbd_snap_group_namespace_t)) { | |
6925 | tracepoint(librbd, snap_get_group_namespace_exit, -ERANGE); | |
6926 | return -ERANGE; | |
6927 | } | |
6928 | ||
6929 | librbd::snap_group_namespace_t group_namespace; | |
6930 | int r = librbd::api::Snapshot<>::get_group_namespace(ictx, snap_id, | |
6931 | &group_namespace); | |
6932 | if (r >= 0) { | |
6933 | group_snap->group_pool = group_namespace.group_pool; | |
6934 | group_snap->group_name = strdup(group_namespace.group_name.c_str()); | |
6935 | group_snap->group_snap_name = | |
6936 | strdup(group_namespace.group_snap_name.c_str()); | |
6937 | } | |
6938 | ||
6939 | tracepoint(librbd, snap_get_group_namespace_exit, r); | |
6940 | return r; | |
6941 | } | |
6942 | ||
6943 | extern "C" int rbd_snap_group_namespace_cleanup(rbd_snap_group_namespace_t *group_snap, | |
6944 | size_t snap_group_namespace_size) { | |
6945 | if (snap_group_namespace_size != sizeof(rbd_snap_group_namespace_t)) { | |
11fdf7f2 TL |
6946 | return -ERANGE; |
6947 | } | |
6948 | ||
6949 | free(group_snap->group_name); | |
6950 | free(group_snap->group_snap_name); | |
6951 | return 0; | |
6952 | } | |
6953 | ||
6954 | extern "C" int rbd_snap_get_trash_namespace(rbd_image_t image, uint64_t snap_id, | |
6955 | char *original_name, | |
6956 | size_t max_length) { | |
6957 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6958 | ||
6959 | std::string cpp_original_name; | |
6960 | int r = librbd::api::Snapshot<>::get_trash_namespace(ictx, snap_id, | |
6961 | &cpp_original_name); | |
6962 | if (r < 0) { | |
6963 | return r; | |
6964 | } | |
6965 | ||
6966 | if (cpp_original_name.length() >= max_length) { | |
6967 | return -ERANGE; | |
6968 | } | |
6969 | ||
6970 | strcpy(original_name, cpp_original_name.c_str()); | |
6971 | return 0; | |
6972 | } | |
9f95a23c TL |
6973 | |
6974 | extern "C" int rbd_snap_get_mirror_namespace( | |
6975 | rbd_image_t image, uint64_t snap_id, | |
6976 | rbd_snap_mirror_namespace_t *mirror_snap, | |
6977 | size_t mirror_snap_size) { | |
6978 | librbd::ImageCtx *ictx = (librbd::ImageCtx *)image; | |
6979 | ||
6980 | if (mirror_snap_size != sizeof(rbd_snap_mirror_namespace_t)) { | |
6981 | return -ERANGE; | |
6982 | } | |
6983 | ||
6984 | librbd::snap_mirror_namespace_t mirror_namespace; | |
6985 | int r = librbd::api::Snapshot<>::get_mirror_namespace( | |
6986 | ictx, snap_id, &mirror_namespace); | |
6987 | if (r < 0) { | |
6988 | return r; | |
6989 | } | |
6990 | ||
6991 | mirror_snap->state = mirror_namespace.state; | |
6992 | mirror_snap->primary_mirror_uuid = | |
6993 | strdup(mirror_namespace.primary_mirror_uuid.c_str()); | |
6994 | mirror_snap->primary_snap_id = mirror_namespace.primary_snap_id; | |
6995 | mirror_snap->mirror_peer_uuids_count = | |
6996 | mirror_namespace.mirror_peer_uuids.size(); | |
6997 | size_t len = 0; | |
6998 | for (auto &peer : mirror_namespace.mirror_peer_uuids) { | |
6999 | len += peer.size() + 1; | |
7000 | } | |
7001 | mirror_snap->mirror_peer_uuids = (char *)malloc(len); | |
7002 | char *p = mirror_snap->mirror_peer_uuids; | |
7003 | for (auto &peer : mirror_namespace.mirror_peer_uuids) { | |
7004 | strncpy(p, peer.c_str(), peer.size() + 1); | |
7005 | p += peer.size() + 1; | |
7006 | } | |
7007 | mirror_snap->complete = mirror_namespace.complete; | |
7008 | mirror_snap->last_copied_object_number = | |
7009 | mirror_namespace.last_copied_object_number; | |
7010 | ||
7011 | return 0; | |
7012 | } | |
7013 | ||
7014 | extern "C" int rbd_snap_mirror_namespace_cleanup( | |
7015 | rbd_snap_mirror_namespace_t *mirror_snap, | |
7016 | size_t mirror_snap_size) { | |
7017 | if (mirror_snap_size != sizeof(rbd_snap_mirror_namespace_t)) { | |
7018 | return -ERANGE; | |
7019 | } | |
7020 | ||
7021 | free(mirror_snap->primary_mirror_uuid); | |
7022 | free(mirror_snap->mirror_peer_uuids); | |
7023 | return 0; | |
7024 | } | |
7025 | ||
11fdf7f2 TL |
7026 | extern "C" int rbd_watchers_list(rbd_image_t image, |
7027 | rbd_image_watcher_t *watchers, | |
7028 | size_t *max_watchers) { | |
7029 | std::list<librbd::image_watcher_t> watcher_list; | |
7030 | librbd::ImageCtx *ictx = (librbd::ImageCtx*)image; | |
7031 | ||
7032 | tracepoint(librbd, list_watchers_enter, ictx, ictx->name.c_str(), ictx->snap_name.c_str(), ictx->read_only); | |
92f5a8d4 | 7033 | // FIPS zeroization audit 20191117: this memset is not security related. |
11fdf7f2 TL |
7034 | memset(watchers, 0, sizeof(*watchers) * *max_watchers); |
7035 | int r = librbd::list_watchers(ictx, watcher_list); | |
7036 | if (r < 0) { | |
7037 | tracepoint(librbd, list_watchers_exit, r, 0); | |
7038 | return r; | |
7039 | } | |
7040 | ||
7041 | if (watcher_list.size() > *max_watchers) { | |
7042 | *max_watchers = watcher_list.size(); | |
7043 | tracepoint(librbd, list_watchers_exit, -ERANGE, watcher_list.size()); | |
7044 | return -ERANGE; | |
7045 | } | |
7046 | ||
7047 | *max_watchers = 0; | |
7048 | for (auto &watcher : watcher_list) { | |
7049 | tracepoint(librbd, list_watchers_entry, watcher.addr.c_str(), watcher.id, watcher.cookie); | |
7050 | watchers[*max_watchers].addr = strdup(watcher.addr.c_str()); | |
7051 | watchers[*max_watchers].id = watcher.id; | |
7052 | watchers[*max_watchers].cookie = watcher.cookie; | |
7053 | *max_watchers += 1; | |
7054 | } | |
7055 | ||
7056 | tracepoint(librbd, list_watchers_exit, r, watcher_list.size()); | |
7057 | return 0; | |
7058 | } | |
7059 | ||
7060 | extern "C" void rbd_watchers_list_cleanup(rbd_image_watcher_t *watchers, | |
7061 | size_t num_watchers) { | |
7062 | for (size_t i = 0; i < num_watchers; ++i) { | |
7063 | free(watchers[i].addr); | |
7064 | } | |
7065 | } | |
7066 | ||
7067 | extern "C" int rbd_config_image_list(rbd_image_t image, | |
7068 | rbd_config_option_t *options, | |
7069 | int *max_options) { | |
7070 | librbd::ImageCtx *ictx = (librbd::ImageCtx*)image; | |
7071 | ||
7072 | std::vector<librbd::config_option_t> option_vector; | |
7073 | int r = librbd::api::Config<>::list(ictx, &option_vector); | |
7074 | if (r < 0) { | |
7075 | return r; | |
7076 | } | |
7077 | ||
7078 | if (*max_options < static_cast<int>(option_vector.size())) { | |
7079 | *max_options = static_cast<int>(option_vector.size()); | |
7080 | return -ERANGE; | |
7081 | } | |
7082 | ||
7083 | for (int i = 0; i < static_cast<int>(option_vector.size()); ++i) { | |
7084 | config_option_cpp_to_c(option_vector[i], &options[i]); | |
7085 | } | |
7086 | *max_options = static_cast<int>(option_vector.size()); | |
7087 | return 0; | |
7088 | } | |
7089 | ||
7090 | extern "C" void rbd_config_image_list_cleanup(rbd_config_option_t *options, | |
7091 | int max_options) { | |
7092 | for (int i = 0; i < max_options; ++i) { | |
7093 | config_option_cleanup(options[i]); | |
7094 | } | |
7095 | } |