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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) 2009-2011 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 | ||
15 | #include <fcntl.h> | |
16 | #include <iostream> | |
17 | #include <string.h> | |
18 | #include <string> | |
19 | ||
20 | #include "auth/Crypto.h" | |
21 | #include "client/Client.h" | |
22 | #include "librados/RadosClient.h" | |
f67539c2 | 23 | #include "common/async/context_pool.h" |
7c673cae FG |
24 | #include "common/ceph_argparse.h" |
25 | #include "common/common_init.h" | |
26 | #include "common/config.h" | |
27 | #include "common/version.h" | |
28 | #include "mon/MonClient.h" | |
29 | #include "include/str_list.h" | |
b3b6e05e | 30 | #include "include/stringify.h" |
7c673cae FG |
31 | #include "messages/MMonMap.h" |
32 | #include "msg/Messenger.h" | |
11fdf7f2 | 33 | #include "include/ceph_assert.h" |
b32b8144 | 34 | #include "mds/MDSMap.h" |
7c673cae FG |
35 | |
36 | #include "include/cephfs/libcephfs.h" | |
37 | ||
11fdf7f2 TL |
38 | #define DEFAULT_UMASK 002 |
39 | ||
20effc67 TL |
40 | using namespace std; |
41 | ||
11fdf7f2 | 42 | static mode_t umask_cb(void *); |
f67539c2 TL |
43 | namespace { |
44 | // Set things up this way so we don't start up threads until mount and | |
45 | // kill them off when the last mount goes away, but are tolerant to | |
46 | // multiple mounts of overlapping duration. | |
47 | std::shared_ptr<ceph::async::io_context_pool> get_icp(CephContext* cct) | |
48 | { | |
49 | static std::mutex m; | |
50 | static std::weak_ptr<ceph::async::io_context_pool> icwp; | |
51 | ||
52 | ||
53 | std::unique_lock l(m); | |
54 | ||
55 | auto icp = icwp.lock(); | |
56 | if (icp) | |
57 | return icp; | |
58 | ||
59 | icp = std::make_shared<ceph::async::io_context_pool>(); | |
60 | icwp = icp; | |
61 | icp->start(cct->_conf.get_val<std::uint64_t>("client_asio_thread_count")); | |
62 | return icp; | |
63 | } | |
64 | } | |
7c673cae FG |
65 | |
66 | struct ceph_mount_info | |
67 | { | |
11fdf7f2 | 68 | mode_t umask = DEFAULT_UMASK; |
f67539c2 | 69 | std::shared_ptr<ceph::async::io_context_pool> icp; |
7c673cae FG |
70 | public: |
71 | explicit ceph_mount_info(CephContext *cct_) | |
72 | : default_perms(), | |
73 | mounted(false), | |
74 | inited(false), | |
11fdf7f2 TL |
75 | client(nullptr), |
76 | monclient(nullptr), | |
77 | messenger(nullptr), | |
7c673cae FG |
78 | cct(cct_) |
79 | { | |
11fdf7f2 | 80 | if (cct_) { |
7c673cae FG |
81 | cct->get(); |
82 | } | |
83 | } | |
84 | ||
85 | ~ceph_mount_info() | |
86 | { | |
87 | try { | |
88 | shutdown(); | |
89 | if (cct) { | |
90 | cct->put(); | |
11fdf7f2 | 91 | cct = nullptr; |
7c673cae FG |
92 | } |
93 | } | |
94 | catch (const std::exception& e) { | |
95 | // we shouldn't get here, but if we do, we want to know about it. | |
96 | lderr(cct) << "ceph_mount_info::~ceph_mount_info: caught exception: " | |
97 | << e.what() << dendl; | |
98 | } | |
99 | catch (...) { | |
100 | // ignore | |
101 | } | |
102 | } | |
103 | ||
104 | int init() | |
105 | { | |
7c673cae FG |
106 | int ret; |
107 | ||
f67539c2 | 108 | if (!cct->_log->is_started()) { |
11fdf7f2 TL |
109 | cct->_log->start(); |
110 | } | |
f67539c2 | 111 | icp = get_icp(cct); |
11fdf7f2 TL |
112 | |
113 | { | |
f67539c2 | 114 | MonClient mc_bootstrap(cct, icp->get_io_context()); |
11fdf7f2 TL |
115 | ret = mc_bootstrap.get_monmap_and_config(); |
116 | if (ret < 0) | |
117 | return ret; | |
118 | } | |
119 | ||
120 | common_init_finish(cct); | |
121 | ||
7c673cae | 122 | //monmap |
f67539c2 | 123 | monclient = new MonClient(cct, icp->get_io_context()); |
7c673cae FG |
124 | ret = -CEPHFS_ERROR_MON_MAP_BUILD; //defined in libcephfs.h; |
125 | if (monclient->build_initial_monmap() < 0) | |
126 | goto fail; | |
127 | ||
128 | //network connection | |
129 | messenger = Messenger::create_client_messenger(cct, "client"); | |
130 | ||
131 | //at last the client | |
132 | ret = -CEPHFS_ERROR_NEW_CLIENT; //defined in libcephfs.h; | |
f67539c2 | 133 | client = new StandaloneClient(messenger, monclient, icp->get_io_context()); |
7c673cae FG |
134 | if (!client) |
135 | goto fail; | |
136 | ||
137 | ret = -CEPHFS_ERROR_MESSENGER_START; //defined in libcephfs.h; | |
138 | if (messenger->start() != 0) | |
139 | goto fail; | |
140 | ||
141 | ret = client->init(); | |
142 | if (ret) | |
143 | goto fail; | |
144 | ||
11fdf7f2 | 145 | { |
e306af50 | 146 | ceph_client_callback_args args = {}; |
11fdf7f2 TL |
147 | args.handle = this; |
148 | args.umask_cb = umask_cb; | |
149 | client->ll_register_callbacks(&args); | |
150 | } | |
151 | ||
7c673cae FG |
152 | default_perms = Client::pick_my_perms(cct); |
153 | inited = true; | |
154 | return 0; | |
155 | ||
156 | fail: | |
157 | shutdown(); | |
158 | return ret; | |
159 | } | |
160 | ||
11fdf7f2 TL |
161 | int select_filesystem(const std::string &fs_name_) |
162 | { | |
163 | if (mounted) { | |
164 | return -EISCONN; | |
165 | } | |
166 | ||
167 | fs_name = fs_name_; | |
168 | return 0; | |
169 | } | |
170 | ||
171 | const std::string& get_filesystem(void) | |
172 | { | |
173 | return fs_name; | |
174 | } | |
175 | ||
7c673cae FG |
176 | int mount(const std::string &mount_root, const UserPerm& perms) |
177 | { | |
178 | int ret; | |
179 | ||
180 | if (mounted) | |
181 | return -EISCONN; | |
182 | ||
183 | if (!inited) { | |
184 | ret = init(); | |
185 | if (ret != 0) { | |
186 | return ret; | |
187 | } | |
188 | } | |
189 | ||
11fdf7f2 | 190 | ret = client->mount(mount_root, perms, false, fs_name); |
7c673cae FG |
191 | if (ret) { |
192 | shutdown(); | |
193 | return ret; | |
194 | } else { | |
195 | mounted = true; | |
196 | return 0; | |
197 | } | |
198 | } | |
199 | ||
200 | int unmount() | |
201 | { | |
202 | if (!mounted) | |
203 | return -ENOTCONN; | |
204 | shutdown(); | |
205 | return 0; | |
206 | } | |
11fdf7f2 TL |
207 | int abort_conn() |
208 | { | |
209 | if (mounted) { | |
210 | client->abort_conn(); | |
211 | mounted = false; | |
212 | } | |
213 | return 0; | |
214 | } | |
7c673cae FG |
215 | |
216 | void shutdown() | |
217 | { | |
218 | if (mounted) { | |
219 | client->unmount(); | |
220 | mounted = false; | |
221 | } | |
222 | if (inited) { | |
223 | client->shutdown(); | |
224 | inited = false; | |
225 | } | |
226 | if (messenger) { | |
227 | messenger->shutdown(); | |
228 | messenger->wait(); | |
229 | delete messenger; | |
11fdf7f2 | 230 | messenger = nullptr; |
7c673cae | 231 | } |
f67539c2 | 232 | icp.reset(); |
7c673cae FG |
233 | if (monclient) { |
234 | delete monclient; | |
11fdf7f2 | 235 | monclient = nullptr; |
7c673cae FG |
236 | } |
237 | if (client) { | |
238 | delete client; | |
11fdf7f2 | 239 | client = nullptr; |
7c673cae FG |
240 | } |
241 | } | |
242 | ||
243 | bool is_initialized() const | |
244 | { | |
245 | return inited; | |
246 | } | |
247 | ||
248 | bool is_mounted() | |
249 | { | |
250 | return mounted; | |
251 | } | |
252 | ||
11fdf7f2 TL |
253 | mode_t set_umask(mode_t umask) |
254 | { | |
255 | this->umask = umask; | |
256 | return umask; | |
257 | } | |
258 | ||
9f95a23c TL |
259 | std::string getaddrs() |
260 | { | |
261 | CachedStackStringStream cos; | |
262 | *cos << messenger->get_myaddrs(); | |
263 | return std::string(cos->strv()); | |
264 | } | |
265 | ||
7c673cae FG |
266 | int conf_read_file(const char *path_list) |
267 | { | |
11fdf7f2 | 268 | int ret = cct->_conf.parse_config_files(path_list, nullptr, 0); |
7c673cae FG |
269 | if (ret) |
270 | return ret; | |
11fdf7f2 | 271 | cct->_conf.apply_changes(nullptr); |
9f95a23c | 272 | cct->_conf.complain_about_parse_error(cct); |
7c673cae FG |
273 | return 0; |
274 | } | |
275 | ||
276 | int conf_parse_argv(int argc, const char **argv) | |
277 | { | |
20effc67 TL |
278 | auto args = argv_to_vec(argc, argv); |
279 | int ret = cct->_conf.parse_argv(args); | |
7c673cae FG |
280 | if (ret) |
281 | return ret; | |
11fdf7f2 | 282 | cct->_conf.apply_changes(nullptr); |
7c673cae FG |
283 | return 0; |
284 | } | |
285 | ||
286 | int conf_parse_env(const char *name) | |
287 | { | |
11fdf7f2 TL |
288 | auto& conf = cct->_conf; |
289 | conf.parse_env(cct->get_module_type(), name); | |
290 | conf.apply_changes(nullptr); | |
7c673cae FG |
291 | return 0; |
292 | } | |
293 | ||
294 | int conf_set(const char *option, const char *value) | |
295 | { | |
11fdf7f2 | 296 | int ret = cct->_conf.set_val(option, value); |
7c673cae FG |
297 | if (ret) |
298 | return ret; | |
11fdf7f2 | 299 | cct->_conf.apply_changes(nullptr); |
7c673cae FG |
300 | return 0; |
301 | } | |
302 | ||
303 | int conf_get(const char *option, char *buf, size_t len) | |
304 | { | |
305 | char *tmp = buf; | |
11fdf7f2 | 306 | return cct->_conf.get_val(option, &tmp, len); |
7c673cae FG |
307 | } |
308 | ||
309 | Client *get_client() | |
310 | { | |
311 | return client; | |
312 | } | |
313 | ||
314 | const char *get_cwd(const UserPerm& perms) | |
315 | { | |
316 | client->getcwd(cwd, perms); | |
317 | return cwd.c_str(); | |
318 | } | |
319 | ||
320 | int chdir(const char *to, const UserPerm& perms) | |
321 | { | |
322 | return client->chdir(to, cwd, perms); | |
323 | } | |
324 | ||
325 | CephContext *get_ceph_context() const { | |
326 | return cct; | |
327 | } | |
328 | ||
329 | UserPerm default_perms; | |
330 | private: | |
331 | bool mounted; | |
332 | bool inited; | |
333 | StandaloneClient *client; | |
334 | MonClient *monclient; | |
335 | Messenger *messenger; | |
336 | CephContext *cct; | |
337 | std::string cwd; | |
11fdf7f2 | 338 | std::string fs_name; |
7c673cae FG |
339 | }; |
340 | ||
11fdf7f2 TL |
341 | static mode_t umask_cb(void *handle) |
342 | { | |
343 | return ((struct ceph_mount_info *)handle)->umask; | |
344 | } | |
345 | ||
7c673cae FG |
346 | static void do_out_buffer(bufferlist& outbl, char **outbuf, size_t *outbuflen) |
347 | { | |
348 | if (outbuf) { | |
349 | if (outbl.length() > 0) { | |
350 | *outbuf = (char *)malloc(outbl.length()); | |
351 | memcpy(*outbuf, outbl.c_str(), outbl.length()); | |
352 | } else { | |
11fdf7f2 | 353 | *outbuf = nullptr; |
7c673cae FG |
354 | } |
355 | } | |
356 | if (outbuflen) | |
357 | *outbuflen = outbl.length(); | |
358 | } | |
359 | ||
360 | static void do_out_buffer(string& outbl, char **outbuf, size_t *outbuflen) | |
361 | { | |
362 | if (outbuf) { | |
363 | if (outbl.length() > 0) { | |
364 | *outbuf = (char *)malloc(outbl.length()); | |
365 | memcpy(*outbuf, outbl.c_str(), outbl.length()); | |
366 | } else { | |
11fdf7f2 | 367 | *outbuf = nullptr; |
7c673cae FG |
368 | } |
369 | } | |
370 | if (outbuflen) | |
371 | *outbuflen = outbl.length(); | |
372 | } | |
373 | ||
374 | extern "C" UserPerm *ceph_userperm_new(uid_t uid, gid_t gid, int ngids, | |
375 | gid_t *gidlist) | |
376 | { | |
377 | return new (std::nothrow) UserPerm(uid, gid, ngids, gidlist); | |
378 | } | |
379 | ||
380 | extern "C" void ceph_userperm_destroy(UserPerm *perm) | |
381 | { | |
382 | delete perm; | |
383 | } | |
384 | ||
385 | extern "C" const char *ceph_version(int *pmajor, int *pminor, int *ppatch) | |
386 | { | |
387 | int major, minor, patch; | |
388 | const char *v = ceph_version_to_str(); | |
389 | ||
390 | int n = sscanf(v, "%d.%d.%d", &major, &minor, &patch); | |
391 | if (pmajor) | |
392 | *pmajor = (n >= 1) ? major : 0; | |
393 | if (pminor) | |
394 | *pminor = (n >= 2) ? minor : 0; | |
395 | if (ppatch) | |
396 | *ppatch = (n >= 3) ? patch : 0; | |
9f95a23c | 397 | return PROJECT_VERSION; |
7c673cae FG |
398 | } |
399 | ||
400 | extern "C" int ceph_create_with_context(struct ceph_mount_info **cmount, CephContext *cct) | |
401 | { | |
402 | *cmount = new struct ceph_mount_info(cct); | |
403 | return 0; | |
404 | } | |
405 | ||
406 | extern "C" int ceph_create_from_rados(struct ceph_mount_info **cmount, | |
407 | rados_t cluster) | |
408 | { | |
409 | auto rados = (librados::RadosClient *) cluster; | |
410 | auto cct = rados->cct; | |
411 | return ceph_create_with_context(cmount, cct); | |
412 | } | |
413 | ||
414 | extern "C" int ceph_create(struct ceph_mount_info **cmount, const char * const id) | |
415 | { | |
416 | CephInitParameters iparams(CEPH_ENTITY_TYPE_CLIENT); | |
417 | if (id) { | |
418 | iparams.name.set(CEPH_ENTITY_TYPE_CLIENT, id); | |
419 | } | |
420 | ||
421 | CephContext *cct = common_preinit(iparams, CODE_ENVIRONMENT_LIBRARY, 0); | |
11fdf7f2 TL |
422 | cct->_conf.parse_env(cct->get_module_type()); // environment variables coverride |
423 | cct->_conf.apply_changes(nullptr); | |
7c673cae FG |
424 | int ret = ceph_create_with_context(cmount, cct); |
425 | cct->put(); | |
11fdf7f2 | 426 | cct = nullptr; |
7c673cae FG |
427 | return ret; |
428 | } | |
429 | ||
430 | extern "C" int ceph_unmount(struct ceph_mount_info *cmount) | |
431 | { | |
432 | return cmount->unmount(); | |
433 | } | |
434 | ||
11fdf7f2 TL |
435 | extern "C" int ceph_abort_conn(struct ceph_mount_info *cmount) |
436 | { | |
437 | return cmount->abort_conn(); | |
438 | } | |
439 | ||
7c673cae FG |
440 | extern "C" int ceph_release(struct ceph_mount_info *cmount) |
441 | { | |
442 | if (cmount->is_mounted()) | |
443 | return -EISCONN; | |
444 | delete cmount; | |
11fdf7f2 | 445 | cmount = nullptr; |
7c673cae FG |
446 | return 0; |
447 | } | |
448 | ||
449 | extern "C" void ceph_shutdown(struct ceph_mount_info *cmount) | |
450 | { | |
451 | cmount->shutdown(); | |
452 | delete cmount; | |
11fdf7f2 TL |
453 | cmount = nullptr; |
454 | } | |
455 | ||
456 | extern "C" uint64_t ceph_get_instance_id(struct ceph_mount_info *cmount) | |
457 | { | |
458 | if (cmount->is_initialized()) | |
459 | return cmount->get_client()->get_nodeid().v; | |
460 | return 0; | |
7c673cae FG |
461 | } |
462 | ||
9f95a23c TL |
463 | extern "C" int ceph_getaddrs(struct ceph_mount_info *cmount, char** addrs) |
464 | { | |
465 | if (!cmount->is_initialized()) | |
466 | return -ENOTCONN; | |
467 | auto s = cmount->getaddrs(); | |
468 | *addrs = strdup(s.c_str()); | |
469 | return 0; | |
470 | } | |
471 | ||
7c673cae FG |
472 | extern "C" int ceph_conf_read_file(struct ceph_mount_info *cmount, const char *path) |
473 | { | |
474 | return cmount->conf_read_file(path); | |
475 | } | |
476 | ||
11fdf7f2 TL |
477 | extern "C" mode_t ceph_umask(struct ceph_mount_info *cmount, mode_t mode) |
478 | { | |
479 | return cmount->set_umask(mode); | |
480 | } | |
481 | ||
7c673cae FG |
482 | extern "C" int ceph_conf_parse_argv(struct ceph_mount_info *cmount, int argc, |
483 | const char **argv) | |
484 | { | |
485 | return cmount->conf_parse_argv(argc, argv); | |
486 | } | |
487 | ||
488 | extern "C" int ceph_conf_parse_env(struct ceph_mount_info *cmount, const char *name) | |
489 | { | |
490 | return cmount->conf_parse_env(name); | |
491 | } | |
492 | ||
493 | extern "C" int ceph_conf_set(struct ceph_mount_info *cmount, const char *option, | |
494 | const char *value) | |
495 | { | |
496 | return cmount->conf_set(option, value); | |
497 | } | |
498 | ||
499 | extern "C" int ceph_conf_get(struct ceph_mount_info *cmount, const char *option, | |
500 | char *buf, size_t len) | |
501 | { | |
11fdf7f2 | 502 | if (!buf) { |
7c673cae FG |
503 | return -EINVAL; |
504 | } | |
505 | return cmount->conf_get(option, buf, len); | |
506 | } | |
507 | ||
b3b6e05e TL |
508 | extern "C" int ceph_set_mount_timeout(struct ceph_mount_info *cmount, uint32_t timeout) { |
509 | if (cmount->is_mounted()) { | |
510 | return -EINVAL; | |
511 | } | |
512 | ||
513 | auto timeout_str = stringify(timeout); | |
514 | return ceph_conf_set(cmount, "client_mount_timeout", timeout_str.c_str()); | |
515 | } | |
516 | ||
7c673cae FG |
517 | extern "C" int ceph_mds_command(struct ceph_mount_info *cmount, |
518 | const char *mds_spec, | |
519 | const char **cmd, | |
520 | size_t cmdlen, | |
521 | const char *inbuf, size_t inbuflen, | |
522 | char **outbuf, size_t *outbuflen, | |
523 | char **outsbuf, size_t *outsbuflen) | |
524 | { | |
525 | bufferlist inbl; | |
526 | bufferlist outbl; | |
527 | std::vector<string> cmdv; | |
528 | std::string outs; | |
529 | ||
530 | if (!cmount->is_initialized()) { | |
531 | return -ENOTCONN; | |
532 | } | |
533 | ||
534 | // Construct inputs | |
535 | for (size_t i = 0; i < cmdlen; ++i) { | |
536 | cmdv.push_back(cmd[i]); | |
537 | } | |
538 | inbl.append(inbuf, inbuflen); | |
539 | ||
540 | // Issue remote command | |
541 | C_SaferCond cond; | |
542 | int r = cmount->get_client()->mds_command( | |
543 | mds_spec, | |
544 | cmdv, inbl, | |
545 | &outbl, &outs, | |
546 | &cond); | |
547 | ||
548 | if (r != 0) { | |
549 | goto out; | |
550 | } | |
551 | ||
552 | // Wait for completion | |
553 | r = cond.wait(); | |
554 | ||
555 | // Construct outputs | |
556 | do_out_buffer(outbl, outbuf, outbuflen); | |
557 | do_out_buffer(outs, outsbuf, outsbuflen); | |
558 | ||
559 | out: | |
560 | return r; | |
561 | } | |
562 | ||
563 | extern "C" int ceph_init(struct ceph_mount_info *cmount) | |
564 | { | |
565 | return cmount->init(); | |
566 | } | |
567 | ||
11fdf7f2 TL |
568 | extern "C" int ceph_select_filesystem(struct ceph_mount_info *cmount, |
569 | const char *fs_name) | |
570 | { | |
571 | if (fs_name == nullptr) { | |
572 | return -EINVAL; | |
573 | } | |
574 | ||
575 | return cmount->select_filesystem(fs_name); | |
576 | } | |
577 | ||
7c673cae FG |
578 | extern "C" int ceph_mount(struct ceph_mount_info *cmount, const char *root) |
579 | { | |
580 | std::string mount_root; | |
581 | if (root) | |
582 | mount_root = root; | |
583 | return cmount->mount(mount_root, cmount->default_perms); | |
584 | } | |
585 | ||
586 | extern "C" int ceph_is_mounted(struct ceph_mount_info *cmount) | |
587 | { | |
588 | return cmount->is_mounted() ? 1 : 0; | |
589 | } | |
590 | ||
591 | extern "C" struct UserPerm *ceph_mount_perms(struct ceph_mount_info *cmount) | |
592 | { | |
593 | return &cmount->default_perms; | |
594 | } | |
595 | ||
11fdf7f2 TL |
596 | extern "C" int64_t ceph_get_fs_cid(struct ceph_mount_info *cmount) |
597 | { | |
598 | if (!cmount->is_mounted()) | |
599 | return -ENOTCONN; | |
600 | return cmount->get_client()->get_fs_cid(); | |
601 | } | |
602 | ||
603 | extern "C" int ceph_mount_perms_set(struct ceph_mount_info *cmount, | |
604 | struct UserPerm *perms) | |
605 | { | |
606 | if (cmount->is_mounted()) | |
607 | return -EISCONN; | |
608 | cmount->default_perms = *perms; | |
609 | return 0; | |
610 | } | |
611 | ||
7c673cae FG |
612 | extern "C" int ceph_statfs(struct ceph_mount_info *cmount, const char *path, |
613 | struct statvfs *stbuf) | |
614 | { | |
615 | if (!cmount->is_mounted()) | |
616 | return -ENOTCONN; | |
617 | return cmount->get_client()->statfs(path, stbuf, cmount->default_perms); | |
618 | } | |
619 | ||
620 | extern "C" int ceph_get_local_osd(struct ceph_mount_info *cmount) | |
621 | { | |
622 | if (!cmount->is_mounted()) | |
623 | return -ENOTCONN; | |
624 | return cmount->get_client()->get_local_osd(); | |
625 | } | |
626 | ||
627 | extern "C" const char* ceph_getcwd(struct ceph_mount_info *cmount) | |
628 | { | |
629 | return cmount->get_cwd(cmount->default_perms); | |
630 | } | |
631 | ||
632 | extern "C" int ceph_chdir (struct ceph_mount_info *cmount, const char *s) | |
633 | { | |
634 | if (!cmount->is_mounted()) | |
635 | return -ENOTCONN; | |
636 | return cmount->chdir(s, cmount->default_perms); | |
637 | } | |
638 | ||
639 | extern "C" int ceph_opendir(struct ceph_mount_info *cmount, | |
640 | const char *name, struct ceph_dir_result **dirpp) | |
641 | { | |
642 | if (!cmount->is_mounted()) | |
643 | return -ENOTCONN; | |
644 | return cmount->get_client()->opendir(name, (dir_result_t **)dirpp, cmount->default_perms); | |
645 | } | |
646 | ||
b3b6e05e TL |
647 | extern "C" int ceph_fdopendir(struct ceph_mount_info *cmount, int dirfd, |
648 | struct ceph_dir_result **dirpp) | |
649 | { | |
650 | if (!cmount->is_mounted()) | |
651 | return -ENOTCONN; | |
652 | return cmount->get_client()->fdopendir(dirfd, (dir_result_t **)dirpp, cmount->default_perms); | |
653 | } | |
654 | ||
7c673cae FG |
655 | extern "C" int ceph_closedir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp) |
656 | { | |
657 | if (!cmount->is_mounted()) | |
658 | return -ENOTCONN; | |
659 | return cmount->get_client()->closedir(reinterpret_cast<dir_result_t*>(dirp)); | |
660 | } | |
661 | ||
662 | extern "C" struct dirent * ceph_readdir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp) | |
663 | { | |
664 | if (!cmount->is_mounted()) { | |
665 | /* Client::readdir also sets errno to signal errors. */ | |
666 | errno = ENOTCONN; | |
11fdf7f2 | 667 | return nullptr; |
7c673cae FG |
668 | } |
669 | return cmount->get_client()->readdir(reinterpret_cast<dir_result_t*>(dirp)); | |
670 | } | |
671 | ||
672 | extern "C" int ceph_readdir_r(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp, struct dirent *de) | |
673 | { | |
674 | if (!cmount->is_mounted()) | |
675 | return -ENOTCONN; | |
676 | return cmount->get_client()->readdir_r(reinterpret_cast<dir_result_t*>(dirp), de); | |
677 | } | |
678 | ||
679 | extern "C" int ceph_readdirplus_r(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp, | |
680 | struct dirent *de, struct ceph_statx *stx, unsigned want, | |
681 | unsigned flags, struct Inode **out) | |
682 | { | |
683 | if (!cmount->is_mounted()) | |
684 | return -ENOTCONN; | |
685 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
686 | return -EINVAL; | |
687 | return cmount->get_client()->readdirplus_r(reinterpret_cast<dir_result_t*>(dirp), de, stx, want, flags, out); | |
688 | } | |
689 | ||
690 | extern "C" int ceph_getdents(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp, | |
691 | char *buf, int buflen) | |
692 | { | |
693 | if (!cmount->is_mounted()) | |
694 | return -ENOTCONN; | |
695 | return cmount->get_client()->getdents(reinterpret_cast<dir_result_t*>(dirp), buf, buflen); | |
696 | } | |
697 | ||
698 | extern "C" int ceph_getdnames(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp, | |
699 | char *buf, int buflen) | |
700 | { | |
701 | if (!cmount->is_mounted()) | |
702 | return -ENOTCONN; | |
703 | return cmount->get_client()->getdnames(reinterpret_cast<dir_result_t*>(dirp), buf, buflen); | |
704 | } | |
705 | ||
706 | extern "C" void ceph_rewinddir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp) | |
707 | { | |
708 | if (!cmount->is_mounted()) | |
709 | return; | |
710 | cmount->get_client()->rewinddir(reinterpret_cast<dir_result_t*>(dirp)); | |
711 | } | |
712 | ||
713 | extern "C" int64_t ceph_telldir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp) | |
714 | { | |
715 | if (!cmount->is_mounted()) | |
716 | return -ENOTCONN; | |
717 | return cmount->get_client()->telldir(reinterpret_cast<dir_result_t*>(dirp)); | |
718 | } | |
719 | ||
720 | extern "C" void ceph_seekdir(struct ceph_mount_info *cmount, struct ceph_dir_result *dirp, int64_t offset) | |
721 | { | |
722 | if (!cmount->is_mounted()) | |
723 | return; | |
724 | cmount->get_client()->seekdir(reinterpret_cast<dir_result_t*>(dirp), offset); | |
725 | } | |
726 | ||
f67539c2 TL |
727 | extern "C" int ceph_may_delete(struct ceph_mount_info *cmount, const char *path) |
728 | { | |
729 | if (!cmount->is_mounted()) | |
730 | return -ENOTCONN; | |
731 | return cmount->get_client()->may_delete(path, cmount->default_perms); | |
732 | } | |
733 | ||
7c673cae FG |
734 | extern "C" int ceph_link (struct ceph_mount_info *cmount, const char *existing, |
735 | const char *newname) | |
736 | { | |
737 | if (!cmount->is_mounted()) | |
738 | return -ENOTCONN; | |
739 | return cmount->get_client()->link(existing, newname, cmount->default_perms); | |
740 | } | |
741 | ||
742 | extern "C" int ceph_unlink(struct ceph_mount_info *cmount, const char *path) | |
743 | { | |
744 | if (!cmount->is_mounted()) | |
745 | return -ENOTCONN; | |
746 | return cmount->get_client()->unlink(path, cmount->default_perms); | |
747 | } | |
748 | ||
b3b6e05e TL |
749 | extern "C" int ceph_unlinkat(struct ceph_mount_info *cmount, int dirfd, const char *relpath, int flags) |
750 | { | |
751 | if (!cmount->is_mounted()) | |
752 | return -ENOTCONN; | |
753 | return cmount->get_client()->unlinkat(dirfd, relpath, flags, cmount->default_perms); | |
754 | } | |
755 | ||
7c673cae FG |
756 | extern "C" int ceph_rename(struct ceph_mount_info *cmount, const char *from, |
757 | const char *to) | |
758 | { | |
759 | if (!cmount->is_mounted()) | |
760 | return -ENOTCONN; | |
761 | return cmount->get_client()->rename(from, to, cmount->default_perms); | |
762 | } | |
763 | ||
764 | // dirs | |
765 | extern "C" int ceph_mkdir(struct ceph_mount_info *cmount, const char *path, mode_t mode) | |
766 | { | |
767 | if (!cmount->is_mounted()) | |
768 | return -ENOTCONN; | |
769 | return cmount->get_client()->mkdir(path, mode, cmount->default_perms); | |
770 | } | |
771 | ||
b3b6e05e TL |
772 | extern "C" int ceph_mkdirat(struct ceph_mount_info *cmount, int dirfd, const char *relpath, |
773 | mode_t mode) | |
774 | { | |
775 | if (!cmount->is_mounted()) | |
776 | return -ENOTCONN; | |
777 | return cmount->get_client()->mkdirat(dirfd, relpath, mode, cmount->default_perms); | |
778 | } | |
779 | ||
f67539c2 TL |
780 | extern "C" int ceph_mksnap(struct ceph_mount_info *cmount, const char *path, const char *name, |
781 | mode_t mode, struct snap_metadata *snap_metadata, size_t nr_snap_metadata) | |
782 | { | |
783 | if (!cmount->is_mounted()) | |
784 | return -ENOTCONN; | |
785 | size_t i = 0; | |
786 | std::map<std::string, std::string> metadata; | |
787 | while (i < nr_snap_metadata) { | |
788 | metadata.emplace(snap_metadata[i].key, snap_metadata[i].value); | |
789 | ++i; | |
790 | } | |
791 | return cmount->get_client()->mksnap(path, name, cmount->default_perms, mode, metadata); | |
792 | } | |
793 | ||
794 | extern "C" int ceph_rmsnap(struct ceph_mount_info *cmount, const char *path, const char *name) | |
795 | { | |
796 | if (!cmount->is_mounted()) | |
797 | return -ENOTCONN; | |
798 | return cmount->get_client()->rmsnap(path, name, cmount->default_perms, true); | |
799 | } | |
800 | ||
7c673cae FG |
801 | extern "C" int ceph_mkdirs(struct ceph_mount_info *cmount, const char *path, mode_t mode) |
802 | { | |
803 | if (!cmount->is_mounted()) | |
804 | return -ENOTCONN; | |
805 | return cmount->get_client()->mkdirs(path, mode, cmount->default_perms); | |
806 | } | |
807 | ||
808 | extern "C" int ceph_rmdir(struct ceph_mount_info *cmount, const char *path) | |
809 | { | |
810 | if (!cmount->is_mounted()) | |
811 | return -ENOTCONN; | |
812 | return cmount->get_client()->rmdir(path, cmount->default_perms); | |
813 | } | |
814 | ||
815 | // symlinks | |
816 | extern "C" int ceph_readlink(struct ceph_mount_info *cmount, const char *path, | |
817 | char *buf, int64_t size) | |
818 | { | |
819 | if (!cmount->is_mounted()) | |
820 | return -ENOTCONN; | |
821 | return cmount->get_client()->readlink(path, buf, size, cmount->default_perms); | |
822 | } | |
823 | ||
b3b6e05e TL |
824 | extern "C" int ceph_readlinkat(struct ceph_mount_info *cmount, int dirfd, |
825 | const char *relpath, char *buf, int64_t size) | |
826 | { | |
827 | if (!cmount->is_mounted()) | |
828 | return -ENOTCONN; | |
829 | return cmount->get_client()->readlinkat(dirfd, relpath, buf, size, cmount->default_perms); | |
830 | } | |
831 | ||
7c673cae FG |
832 | extern "C" int ceph_symlink(struct ceph_mount_info *cmount, const char *existing, |
833 | const char *newname) | |
834 | { | |
835 | if (!cmount->is_mounted()) | |
836 | return -ENOTCONN; | |
837 | return cmount->get_client()->symlink(existing, newname, cmount->default_perms); | |
838 | } | |
839 | ||
b3b6e05e TL |
840 | extern "C" int ceph_symlinkat(struct ceph_mount_info *cmount, const char *existing, int dirfd, |
841 | const char *newname) | |
842 | { | |
843 | if (!cmount->is_mounted()) | |
844 | return -ENOTCONN; | |
845 | return cmount->get_client()->symlinkat(existing, dirfd, newname, cmount->default_perms); | |
846 | } | |
847 | ||
7c673cae FG |
848 | extern "C" int ceph_fstatx(struct ceph_mount_info *cmount, int fd, struct ceph_statx *stx, |
849 | unsigned int want, unsigned int flags) | |
850 | { | |
851 | if (!cmount->is_mounted()) | |
852 | return -ENOTCONN; | |
853 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
854 | return -EINVAL; | |
855 | return cmount->get_client()->fstatx(fd, stx, cmount->default_perms, | |
856 | want, flags); | |
857 | } | |
858 | ||
b3b6e05e TL |
859 | extern "C" int ceph_statxat(struct ceph_mount_info *cmount, int dirfd, const char *relpath, |
860 | struct ceph_statx *stx, unsigned int want, unsigned int flags) | |
861 | { | |
862 | if (!cmount->is_mounted()) | |
863 | return -ENOTCONN; | |
864 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
865 | return -EINVAL; | |
866 | return cmount->get_client()->statxat(dirfd, relpath, stx, cmount->default_perms, | |
867 | want, flags); | |
868 | } | |
869 | ||
7c673cae FG |
870 | extern "C" int ceph_statx(struct ceph_mount_info *cmount, const char *path, |
871 | struct ceph_statx *stx, unsigned int want, unsigned int flags) | |
872 | { | |
873 | if (!cmount->is_mounted()) | |
874 | return -ENOTCONN; | |
875 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
876 | return -EINVAL; | |
877 | return cmount->get_client()->statx(path, stx, cmount->default_perms, | |
878 | want, flags); | |
879 | } | |
880 | ||
881 | extern "C" int ceph_fsetattrx(struct ceph_mount_info *cmount, int fd, | |
882 | struct ceph_statx *stx, int mask) | |
883 | { | |
884 | if (!cmount->is_mounted()) | |
885 | return -ENOTCONN; | |
886 | return cmount->get_client()->fsetattrx(fd, stx, mask, cmount->default_perms); | |
887 | } | |
888 | ||
889 | extern "C" int ceph_setattrx(struct ceph_mount_info *cmount, const char *relpath, | |
890 | struct ceph_statx *stx, int mask, int flags) | |
891 | { | |
892 | if (!cmount->is_mounted()) | |
893 | return -ENOTCONN; | |
894 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
895 | return -EINVAL; | |
896 | return cmount->get_client()->setattrx(relpath, stx, mask, | |
897 | cmount->default_perms, flags); | |
898 | } | |
899 | ||
900 | // *xattr() calls supporting samba/vfs | |
901 | extern "C" int ceph_getxattr(struct ceph_mount_info *cmount, const char *path, const char *name, void *value, size_t size) | |
902 | { | |
903 | if (!cmount->is_mounted()) | |
904 | return -ENOTCONN; | |
905 | ||
906 | return cmount->get_client()->getxattr(path, name, value, size, cmount->default_perms); | |
907 | } | |
908 | ||
909 | extern "C" int ceph_lgetxattr(struct ceph_mount_info *cmount, const char *path, const char *name, void *value, size_t size) | |
910 | { | |
911 | if (!cmount->is_mounted()) | |
912 | return -ENOTCONN; | |
913 | return cmount->get_client()->lgetxattr(path, name, value, size, cmount->default_perms); | |
914 | } | |
915 | ||
916 | extern "C" int ceph_fgetxattr(struct ceph_mount_info *cmount, int fd, const char *name, void *value, size_t size) | |
917 | { | |
918 | if (!cmount->is_mounted()) | |
919 | return -ENOTCONN; | |
920 | return cmount->get_client()->fgetxattr(fd, name, value, size, cmount->default_perms); | |
921 | } | |
922 | ||
923 | ||
924 | extern "C" int ceph_listxattr(struct ceph_mount_info *cmount, const char *path, char *list, size_t size) | |
925 | { | |
926 | if (!cmount->is_mounted()) | |
927 | return -ENOTCONN; | |
928 | return cmount->get_client()->listxattr(path, list, size, cmount->default_perms); | |
929 | } | |
930 | ||
931 | extern "C" int ceph_llistxattr(struct ceph_mount_info *cmount, const char *path, char *list, size_t size) | |
932 | { | |
933 | if (!cmount->is_mounted()) | |
934 | return -ENOTCONN; | |
935 | return cmount->get_client()->llistxattr(path, list, size, cmount->default_perms); | |
936 | } | |
937 | ||
938 | extern "C" int ceph_flistxattr(struct ceph_mount_info *cmount, int fd, char *list, size_t size) | |
939 | { | |
940 | if (!cmount->is_mounted()) | |
941 | return -ENOTCONN; | |
942 | return cmount->get_client()->flistxattr(fd, list, size, cmount->default_perms); | |
943 | } | |
944 | ||
945 | extern "C" int ceph_removexattr(struct ceph_mount_info *cmount, const char *path, const char *name) | |
946 | { | |
947 | if (!cmount->is_mounted()) | |
948 | return -ENOTCONN; | |
949 | return cmount->get_client()->removexattr(path, name, cmount->default_perms); | |
950 | } | |
951 | ||
952 | extern "C" int ceph_lremovexattr(struct ceph_mount_info *cmount, const char *path, const char *name) | |
953 | { | |
954 | if (!cmount->is_mounted()) | |
955 | return -ENOTCONN; | |
956 | return cmount->get_client()->lremovexattr(path, name, cmount->default_perms); | |
957 | } | |
958 | ||
959 | extern "C" int ceph_fremovexattr(struct ceph_mount_info *cmount, int fd, const char *name) | |
960 | { | |
961 | if (!cmount->is_mounted()) | |
962 | return -ENOTCONN; | |
963 | return cmount->get_client()->fremovexattr(fd, name, cmount->default_perms); | |
964 | } | |
965 | ||
966 | extern "C" int ceph_setxattr(struct ceph_mount_info *cmount, const char *path, const char *name, const void *value, size_t size, int flags) | |
967 | { | |
968 | if (!cmount->is_mounted()) | |
969 | return -ENOTCONN; | |
970 | return cmount->get_client()->setxattr(path, name, value, size, flags, cmount->default_perms); | |
971 | } | |
972 | ||
973 | extern "C" int ceph_lsetxattr(struct ceph_mount_info *cmount, const char *path, const char *name, const void *value, size_t size, int flags) | |
974 | { | |
975 | if (!cmount->is_mounted()) | |
976 | return -ENOTCONN; | |
977 | return cmount->get_client()->lsetxattr(path, name, value, size, flags, cmount->default_perms); | |
978 | } | |
979 | ||
980 | extern "C" int ceph_fsetxattr(struct ceph_mount_info *cmount, int fd, const char *name, const void *value, size_t size, int flags) | |
981 | { | |
982 | if (!cmount->is_mounted()) | |
983 | return -ENOTCONN; | |
984 | return cmount->get_client()->fsetxattr(fd, name, value, size, flags, cmount->default_perms); | |
985 | } | |
986 | /* end xattr support */ | |
987 | ||
11fdf7f2 TL |
988 | extern "C" int ceph_stat(struct ceph_mount_info *cmount, const char *path, struct stat *stbuf) |
989 | { | |
990 | if (!cmount->is_mounted()) | |
991 | return -ENOTCONN; | |
992 | return cmount->get_client()->stat(path, stbuf, cmount->default_perms); | |
993 | } | |
994 | ||
995 | extern "C" int ceph_fstat(struct ceph_mount_info *cmount, int fd, struct stat *stbuf) | |
996 | { | |
997 | if (!cmount->is_mounted()) | |
998 | return -ENOTCONN; | |
999 | return cmount->get_client()->fstat(fd, stbuf, cmount->default_perms); | |
1000 | } | |
1001 | ||
1002 | extern int ceph_lstat(struct ceph_mount_info *cmount, const char *path, struct stat *stbuf) | |
1003 | { | |
1004 | if (!cmount->is_mounted()) | |
1005 | return -ENOTCONN; | |
1006 | return cmount->get_client()->lstat(path, stbuf, cmount->default_perms); | |
1007 | } | |
1008 | ||
7c673cae FG |
1009 | extern "C" int ceph_chmod(struct ceph_mount_info *cmount, const char *path, mode_t mode) |
1010 | { | |
1011 | if (!cmount->is_mounted()) | |
1012 | return -ENOTCONN; | |
1013 | return cmount->get_client()->chmod(path, mode, cmount->default_perms); | |
1014 | } | |
f67539c2 TL |
1015 | extern "C" int ceph_lchmod(struct ceph_mount_info *cmount, const char *path, mode_t mode) |
1016 | { | |
1017 | if (!cmount->is_mounted()) | |
1018 | return -ENOTCONN; | |
1019 | return cmount->get_client()->lchmod(path, mode, cmount->default_perms); | |
1020 | } | |
7c673cae FG |
1021 | extern "C" int ceph_fchmod(struct ceph_mount_info *cmount, int fd, mode_t mode) |
1022 | { | |
1023 | if (!cmount->is_mounted()) | |
1024 | return -ENOTCONN; | |
1025 | return cmount->get_client()->fchmod(fd, mode, cmount->default_perms); | |
1026 | } | |
b3b6e05e TL |
1027 | |
1028 | extern "C" int ceph_chmodat(struct ceph_mount_info *cmount, int dirfd, const char *relpath, | |
1029 | mode_t mode, int flags) { | |
1030 | if (!cmount->is_mounted()) | |
1031 | return -ENOTCONN; | |
1032 | return cmount->get_client()->chmodat(dirfd, relpath, mode, flags, cmount->default_perms); | |
1033 | } | |
1034 | ||
7c673cae FG |
1035 | extern "C" int ceph_chown(struct ceph_mount_info *cmount, const char *path, |
1036 | int uid, int gid) | |
1037 | { | |
1038 | if (!cmount->is_mounted()) | |
1039 | return -ENOTCONN; | |
1040 | return cmount->get_client()->chown(path, uid, gid, cmount->default_perms); | |
1041 | } | |
1042 | extern "C" int ceph_fchown(struct ceph_mount_info *cmount, int fd, | |
1043 | int uid, int gid) | |
1044 | { | |
1045 | if (!cmount->is_mounted()) | |
1046 | return -ENOTCONN; | |
1047 | return cmount->get_client()->fchown(fd, uid, gid, cmount->default_perms); | |
1048 | } | |
1049 | extern "C" int ceph_lchown(struct ceph_mount_info *cmount, const char *path, | |
1050 | int uid, int gid) | |
1051 | { | |
1052 | if (!cmount->is_mounted()) | |
1053 | return -ENOTCONN; | |
1054 | return cmount->get_client()->lchown(path, uid, gid, cmount->default_perms); | |
1055 | } | |
1056 | ||
b3b6e05e TL |
1057 | extern "C" int ceph_chownat(struct ceph_mount_info *cmount, int dirfd, const char *relpath, |
1058 | uid_t uid, gid_t gid, int flags) { | |
1059 | if (!cmount->is_mounted()) | |
1060 | return -ENOTCONN; | |
1061 | return cmount->get_client()->chownat(dirfd, relpath, uid, gid, flags, cmount->default_perms); | |
1062 | } | |
7c673cae FG |
1063 | |
1064 | extern "C" int ceph_utime(struct ceph_mount_info *cmount, const char *path, | |
1065 | struct utimbuf *buf) | |
1066 | { | |
1067 | if (!cmount->is_mounted()) | |
1068 | return -ENOTCONN; | |
1069 | return cmount->get_client()->utime(path, buf, cmount->default_perms); | |
1070 | } | |
1071 | ||
11fdf7f2 TL |
1072 | extern "C" int ceph_futime(struct ceph_mount_info *cmount, int fd, |
1073 | struct utimbuf *buf) | |
1074 | { | |
1075 | if (!cmount->is_mounted()) | |
1076 | return -ENOTCONN; | |
1077 | return cmount->get_client()->futime(fd, buf, cmount->default_perms); | |
1078 | } | |
1079 | ||
1080 | extern "C" int ceph_utimes(struct ceph_mount_info *cmount, const char *path, | |
1081 | struct timeval times[2]) | |
1082 | { | |
1083 | if (!cmount->is_mounted()) | |
1084 | return -ENOTCONN; | |
1085 | return cmount->get_client()->utimes(path, times, cmount->default_perms); | |
1086 | } | |
1087 | ||
1088 | extern "C" int ceph_lutimes(struct ceph_mount_info *cmount, const char *path, | |
1089 | struct timeval times[2]) | |
1090 | { | |
1091 | if (!cmount->is_mounted()) | |
1092 | return -ENOTCONN; | |
1093 | return cmount->get_client()->lutimes(path, times, cmount->default_perms); | |
1094 | } | |
1095 | ||
1096 | extern "C" int ceph_futimes(struct ceph_mount_info *cmount, int fd, | |
1097 | struct timeval times[2]) | |
1098 | { | |
1099 | if (!cmount->is_mounted()) | |
1100 | return -ENOTCONN; | |
1101 | return cmount->get_client()->futimes(fd, times, cmount->default_perms); | |
1102 | } | |
1103 | ||
1104 | extern "C" int ceph_futimens(struct ceph_mount_info *cmount, int fd, | |
1105 | struct timespec times[2]) | |
1106 | { | |
1107 | if (!cmount->is_mounted()) | |
1108 | return -ENOTCONN; | |
1109 | return cmount->get_client()->futimens(fd, times, cmount->default_perms); | |
1110 | } | |
1111 | ||
b3b6e05e TL |
1112 | extern "C" int ceph_utimensat(struct ceph_mount_info *cmount, int dirfd, const char *relpath, |
1113 | struct timespec times[2], int flags) { | |
1114 | if (!cmount->is_mounted()) | |
1115 | return -ENOTCONN; | |
1116 | return cmount->get_client()->utimensat(dirfd, relpath, times, flags, cmount->default_perms); | |
1117 | } | |
1118 | ||
7c673cae FG |
1119 | extern "C" int ceph_flock(struct ceph_mount_info *cmount, int fd, int operation, |
1120 | uint64_t owner) | |
1121 | { | |
1122 | if (!cmount->is_mounted()) | |
1123 | return -ENOTCONN; | |
1124 | return cmount->get_client()->flock(fd, operation, owner); | |
1125 | } | |
1126 | ||
1127 | extern "C" int ceph_truncate(struct ceph_mount_info *cmount, const char *path, | |
1128 | int64_t size) | |
1129 | { | |
1130 | if (!cmount->is_mounted()) | |
1131 | return -ENOTCONN; | |
1132 | return cmount->get_client()->truncate(path, size, cmount->default_perms); | |
1133 | } | |
1134 | ||
1135 | // file ops | |
1136 | extern "C" int ceph_mknod(struct ceph_mount_info *cmount, const char *path, | |
1137 | mode_t mode, dev_t rdev) | |
1138 | { | |
1139 | if (!cmount->is_mounted()) | |
1140 | return -ENOTCONN; | |
1141 | return cmount->get_client()->mknod(path, mode, cmount->default_perms, rdev); | |
1142 | } | |
1143 | ||
1144 | extern "C" int ceph_open(struct ceph_mount_info *cmount, const char *path, | |
1145 | int flags, mode_t mode) | |
1146 | { | |
1147 | if (!cmount->is_mounted()) | |
1148 | return -ENOTCONN; | |
1149 | return cmount->get_client()->open(path, flags, cmount->default_perms, mode); | |
1150 | } | |
1151 | ||
b3b6e05e TL |
1152 | extern "C" int ceph_openat(struct ceph_mount_info *cmount, int dirfd, const char *relpath, |
1153 | int flags, mode_t mode) | |
1154 | { | |
1155 | if (!cmount->is_mounted()) | |
1156 | return -ENOTCONN; | |
1157 | return cmount->get_client()->openat(dirfd, relpath, flags, cmount->default_perms, mode); | |
1158 | } | |
1159 | ||
7c673cae FG |
1160 | extern "C" int ceph_open_layout(struct ceph_mount_info *cmount, const char *path, int flags, |
1161 | mode_t mode, int stripe_unit, int stripe_count, int object_size, const char *data_pool) | |
1162 | { | |
1163 | if (!cmount->is_mounted()) | |
1164 | return -ENOTCONN; | |
1165 | return cmount->get_client()->open(path, flags, cmount->default_perms, mode, | |
1166 | stripe_unit, stripe_count, | |
1167 | object_size, data_pool); | |
1168 | } | |
1169 | ||
1170 | extern "C" int ceph_close(struct ceph_mount_info *cmount, int fd) | |
1171 | { | |
1172 | if (!cmount->is_mounted()) | |
1173 | return -ENOTCONN; | |
1174 | return cmount->get_client()->close(fd); | |
1175 | } | |
1176 | ||
1177 | extern "C" int64_t ceph_lseek(struct ceph_mount_info *cmount, int fd, | |
1178 | int64_t offset, int whence) | |
1179 | { | |
1180 | if (!cmount->is_mounted()) | |
1181 | return -ENOTCONN; | |
1182 | return cmount->get_client()->lseek(fd, offset, whence); | |
1183 | } | |
1184 | ||
1185 | extern "C" int ceph_read(struct ceph_mount_info *cmount, int fd, char *buf, | |
1186 | int64_t size, int64_t offset) | |
1187 | { | |
1188 | if (!cmount->is_mounted()) | |
1189 | return -ENOTCONN; | |
1190 | return cmount->get_client()->read(fd, buf, size, offset); | |
1191 | } | |
1192 | ||
1193 | extern "C" int ceph_preadv(struct ceph_mount_info *cmount, int fd, | |
1194 | const struct iovec *iov, int iovcnt, int64_t offset) | |
1195 | { | |
1196 | if (!cmount->is_mounted()) | |
1197 | return -ENOTCONN; | |
1198 | return cmount->get_client()->preadv(fd, iov, iovcnt, offset); | |
1199 | } | |
1200 | ||
1201 | extern "C" int ceph_write(struct ceph_mount_info *cmount, int fd, const char *buf, | |
1202 | int64_t size, int64_t offset) | |
1203 | { | |
1204 | if (!cmount->is_mounted()) | |
1205 | return -ENOTCONN; | |
1206 | return cmount->get_client()->write(fd, buf, size, offset); | |
1207 | } | |
1208 | ||
1209 | extern "C" int ceph_pwritev(struct ceph_mount_info *cmount, int fd, | |
1210 | const struct iovec *iov, int iovcnt, int64_t offset) | |
1211 | { | |
1212 | if (!cmount->is_mounted()) | |
1213 | return -ENOTCONN; | |
1214 | return cmount->get_client()->pwritev(fd, iov, iovcnt, offset); | |
1215 | } | |
1216 | ||
1217 | extern "C" int ceph_ftruncate(struct ceph_mount_info *cmount, int fd, int64_t size) | |
1218 | { | |
1219 | if (!cmount->is_mounted()) | |
1220 | return -ENOTCONN; | |
1221 | return cmount->get_client()->ftruncate(fd, size, cmount->default_perms); | |
1222 | } | |
1223 | ||
1224 | extern "C" int ceph_fsync(struct ceph_mount_info *cmount, int fd, int syncdataonly) | |
1225 | { | |
1226 | if (!cmount->is_mounted()) | |
1227 | return -ENOTCONN; | |
1228 | return cmount->get_client()->fsync(fd, syncdataonly); | |
1229 | } | |
1230 | ||
1231 | extern "C" int ceph_fallocate(struct ceph_mount_info *cmount, int fd, int mode, | |
1232 | int64_t offset, int64_t length) | |
1233 | { | |
1234 | if (!cmount->is_mounted()) | |
1235 | return -ENOTCONN; | |
1236 | return cmount->get_client()->fallocate(fd, mode, offset, length); | |
1237 | } | |
1238 | ||
11fdf7f2 TL |
1239 | extern "C" int ceph_lazyio(class ceph_mount_info *cmount, |
1240 | int fd, int enable) | |
1241 | { | |
1242 | return (cmount->get_client()->lazyio(fd, enable)); | |
1243 | } | |
1244 | ||
92f5a8d4 TL |
1245 | extern "C" int ceph_lazyio_propagate(class ceph_mount_info *cmount, |
1246 | int fd, int64_t offset, size_t count) | |
1247 | { | |
1248 | if (!cmount->is_mounted()) | |
1249 | return -ENOTCONN; | |
1250 | return (cmount->get_client()->lazyio_propagate(fd, offset, count)); | |
1251 | } | |
1252 | ||
1253 | extern "C" int ceph_lazyio_synchronize(class ceph_mount_info *cmount, | |
1254 | int fd, int64_t offset, size_t count) | |
1255 | { | |
1256 | if (!cmount->is_mounted()) | |
1257 | return -ENOTCONN; | |
1258 | return (cmount->get_client()->lazyio_synchronize(fd, offset, count)); | |
1259 | } | |
1260 | ||
1261 | ||
7c673cae FG |
1262 | extern "C" int ceph_sync_fs(struct ceph_mount_info *cmount) |
1263 | { | |
1264 | if (!cmount->is_mounted()) | |
1265 | return -ENOTCONN; | |
1266 | return cmount->get_client()->sync_fs(); | |
1267 | } | |
1268 | ||
7c673cae FG |
1269 | extern "C" int ceph_get_file_stripe_unit(struct ceph_mount_info *cmount, int fh) |
1270 | { | |
1271 | file_layout_t l; | |
1272 | int r; | |
1273 | ||
1274 | if (!cmount->is_mounted()) | |
1275 | return -ENOTCONN; | |
1276 | r = cmount->get_client()->fdescribe_layout(fh, &l); | |
1277 | if (r < 0) | |
1278 | return r; | |
1279 | return l.stripe_unit; | |
1280 | } | |
1281 | ||
1282 | extern "C" int ceph_get_path_stripe_unit(struct ceph_mount_info *cmount, const char *path) | |
1283 | { | |
1284 | file_layout_t l; | |
1285 | int r; | |
1286 | ||
1287 | if (!cmount->is_mounted()) | |
1288 | return -ENOTCONN; | |
1289 | r = cmount->get_client()->describe_layout(path, &l, cmount->default_perms); | |
1290 | if (r < 0) | |
1291 | return r; | |
1292 | return l.stripe_unit; | |
1293 | } | |
1294 | ||
1295 | extern "C" int ceph_get_file_stripe_count(struct ceph_mount_info *cmount, int fh) | |
1296 | { | |
1297 | file_layout_t l; | |
1298 | int r; | |
1299 | ||
1300 | if (!cmount->is_mounted()) | |
1301 | return -ENOTCONN; | |
1302 | r = cmount->get_client()->fdescribe_layout(fh, &l); | |
1303 | if (r < 0) | |
1304 | return r; | |
1305 | return l.stripe_count; | |
1306 | } | |
1307 | ||
1308 | extern "C" int ceph_get_path_stripe_count(struct ceph_mount_info *cmount, const char *path) | |
1309 | { | |
1310 | file_layout_t l; | |
1311 | int r; | |
1312 | ||
1313 | if (!cmount->is_mounted()) | |
1314 | return -ENOTCONN; | |
1315 | r = cmount->get_client()->describe_layout(path, &l, cmount->default_perms); | |
1316 | if (r < 0) | |
1317 | return r; | |
1318 | return l.stripe_count; | |
1319 | } | |
1320 | ||
1321 | extern "C" int ceph_get_file_object_size(struct ceph_mount_info *cmount, int fh) | |
1322 | { | |
1323 | file_layout_t l; | |
1324 | int r; | |
1325 | ||
1326 | if (!cmount->is_mounted()) | |
1327 | return -ENOTCONN; | |
1328 | r = cmount->get_client()->fdescribe_layout(fh, &l); | |
1329 | if (r < 0) | |
1330 | return r; | |
1331 | return l.object_size; | |
1332 | } | |
1333 | ||
1334 | extern "C" int ceph_get_path_object_size(struct ceph_mount_info *cmount, const char *path) | |
1335 | { | |
1336 | file_layout_t l; | |
1337 | int r; | |
1338 | ||
1339 | if (!cmount->is_mounted()) | |
1340 | return -ENOTCONN; | |
1341 | r = cmount->get_client()->describe_layout(path, &l, cmount->default_perms); | |
1342 | if (r < 0) | |
1343 | return r; | |
1344 | return l.object_size; | |
1345 | } | |
1346 | ||
1347 | extern "C" int ceph_get_file_pool(struct ceph_mount_info *cmount, int fh) | |
1348 | { | |
1349 | file_layout_t l; | |
1350 | int r; | |
1351 | ||
1352 | if (!cmount->is_mounted()) | |
1353 | return -ENOTCONN; | |
1354 | r = cmount->get_client()->fdescribe_layout(fh, &l); | |
1355 | if (r < 0) | |
1356 | return r; | |
1357 | return l.pool_id; | |
1358 | } | |
1359 | ||
1360 | extern "C" int ceph_get_path_pool(struct ceph_mount_info *cmount, const char *path) | |
1361 | { | |
1362 | file_layout_t l; | |
1363 | int r; | |
1364 | ||
1365 | if (!cmount->is_mounted()) | |
1366 | return -ENOTCONN; | |
1367 | r = cmount->get_client()->describe_layout(path, &l, cmount->default_perms); | |
1368 | if (r < 0) | |
1369 | return r; | |
1370 | return l.pool_id; | |
1371 | } | |
1372 | ||
1373 | extern "C" int ceph_get_file_pool_name(struct ceph_mount_info *cmount, int fh, char *buf, size_t len) | |
1374 | { | |
1375 | file_layout_t l; | |
1376 | int r; | |
1377 | ||
1378 | if (!cmount->is_mounted()) | |
1379 | return -ENOTCONN; | |
1380 | r = cmount->get_client()->fdescribe_layout(fh, &l); | |
1381 | if (r < 0) | |
1382 | return r; | |
1383 | string name = cmount->get_client()->get_pool_name(l.pool_id); | |
1384 | if (len == 0) | |
1385 | return name.length(); | |
1386 | if (name.length() > len) | |
1387 | return -ERANGE; | |
1388 | strncpy(buf, name.c_str(), len); | |
1389 | return name.length(); | |
1390 | } | |
1391 | ||
1392 | extern "C" int ceph_get_pool_name(struct ceph_mount_info *cmount, int pool, char *buf, size_t len) | |
1393 | { | |
1394 | if (!cmount->is_mounted()) | |
1395 | return -ENOTCONN; | |
1396 | string name = cmount->get_client()->get_pool_name(pool); | |
1397 | if (len == 0) | |
1398 | return name.length(); | |
1399 | if (name.length() > len) | |
1400 | return -ERANGE; | |
1401 | strncpy(buf, name.c_str(), len); | |
1402 | return name.length(); | |
1403 | } | |
1404 | ||
1405 | extern "C" int ceph_get_path_pool_name(struct ceph_mount_info *cmount, const char *path, char *buf, size_t len) | |
1406 | { | |
1407 | file_layout_t l; | |
1408 | int r; | |
1409 | ||
1410 | if (!cmount->is_mounted()) | |
1411 | return -ENOTCONN; | |
1412 | r = cmount->get_client()->describe_layout(path, &l, cmount->default_perms); | |
1413 | if (r < 0) | |
1414 | return r; | |
1415 | string name = cmount->get_client()->get_pool_name(l.pool_id); | |
1416 | if (len == 0) | |
1417 | return name.length(); | |
1418 | if (name.length() > len) | |
1419 | return -ERANGE; | |
1420 | strncpy(buf, name.c_str(), len); | |
1421 | return name.length(); | |
1422 | } | |
1423 | ||
d2e6a577 FG |
1424 | extern "C" int ceph_get_default_data_pool_name(struct ceph_mount_info *cmount, char *buf, size_t len) |
1425 | { | |
1426 | if (!cmount->is_mounted()) | |
1427 | return -ENOTCONN; | |
1428 | int64_t pool_id = cmount->get_client()->get_default_pool_id(); | |
1429 | ||
1430 | string name = cmount->get_client()->get_pool_name(pool_id); | |
1431 | if (len == 0) | |
1432 | return name.length(); | |
1433 | if (name.length() > len) | |
1434 | return -ERANGE; | |
1435 | strncpy(buf, name.c_str(), len); | |
1436 | return name.length(); | |
1437 | } | |
1438 | ||
7c673cae FG |
1439 | extern "C" int ceph_get_file_layout(struct ceph_mount_info *cmount, int fh, int *stripe_unit, int *stripe_count, int *object_size, int *pg_pool) |
1440 | { | |
1441 | file_layout_t l; | |
1442 | int r; | |
1443 | ||
1444 | if (!cmount->is_mounted()) | |
1445 | return -ENOTCONN; | |
1446 | r = cmount->get_client()->fdescribe_layout(fh, &l); | |
1447 | if (r < 0) | |
1448 | return r; | |
1449 | if (stripe_unit) | |
1450 | *stripe_unit = l.stripe_unit; | |
1451 | if (stripe_count) | |
1452 | *stripe_count = l.stripe_count; | |
1453 | if (object_size) | |
1454 | *object_size = l.object_size; | |
1455 | if (pg_pool) | |
1456 | *pg_pool = l.pool_id; | |
1457 | return 0; | |
1458 | } | |
1459 | ||
1460 | extern "C" int ceph_get_path_layout(struct ceph_mount_info *cmount, const char *path, int *stripe_unit, int *stripe_count, int *object_size, int *pg_pool) | |
1461 | { | |
1462 | file_layout_t l; | |
1463 | int r; | |
1464 | ||
1465 | if (!cmount->is_mounted()) | |
1466 | return -ENOTCONN; | |
1467 | r = cmount->get_client()->describe_layout(path, &l, cmount->default_perms); | |
1468 | if (r < 0) | |
1469 | return r; | |
1470 | if (stripe_unit) | |
1471 | *stripe_unit = l.stripe_unit; | |
1472 | if (stripe_count) | |
1473 | *stripe_count = l.stripe_count; | |
1474 | if (object_size) | |
1475 | *object_size = l.object_size; | |
1476 | if (pg_pool) | |
1477 | *pg_pool = l.pool_id; | |
1478 | return 0; | |
1479 | } | |
1480 | ||
1481 | extern "C" int ceph_get_file_replication(struct ceph_mount_info *cmount, int fh) | |
1482 | { | |
1483 | file_layout_t l; | |
1484 | int r; | |
1485 | ||
1486 | if (!cmount->is_mounted()) | |
1487 | return -ENOTCONN; | |
1488 | r = cmount->get_client()->fdescribe_layout(fh, &l); | |
1489 | if (r < 0) | |
1490 | return r; | |
1491 | int rep = cmount->get_client()->get_pool_replication(l.pool_id); | |
1492 | return rep; | |
1493 | } | |
1494 | ||
1495 | extern "C" int ceph_get_path_replication(struct ceph_mount_info *cmount, const char *path) | |
1496 | { | |
1497 | file_layout_t l; | |
1498 | int r; | |
1499 | ||
1500 | if (!cmount->is_mounted()) | |
1501 | return -ENOTCONN; | |
1502 | r = cmount->get_client()->describe_layout(path, &l, cmount->default_perms); | |
1503 | if (r < 0) | |
1504 | return r; | |
1505 | int rep = cmount->get_client()->get_pool_replication(l.pool_id); | |
1506 | return rep; | |
1507 | } | |
1508 | ||
1509 | extern "C" int ceph_set_default_file_stripe_unit(struct ceph_mount_info *cmount, | |
1510 | int stripe) | |
1511 | { | |
1512 | // this option no longer exists | |
1513 | return -EOPNOTSUPP; | |
1514 | } | |
1515 | ||
1516 | extern "C" int ceph_set_default_file_stripe_count(struct ceph_mount_info *cmount, | |
1517 | int count) | |
1518 | { | |
1519 | // this option no longer exists | |
1520 | return -EOPNOTSUPP; | |
1521 | } | |
1522 | ||
1523 | extern "C" int ceph_set_default_object_size(struct ceph_mount_info *cmount, int size) | |
1524 | { | |
1525 | // this option no longer exists | |
1526 | return -EOPNOTSUPP; | |
1527 | } | |
1528 | ||
1529 | extern "C" int ceph_set_default_file_replication(struct ceph_mount_info *cmount, | |
1530 | int replication) | |
1531 | { | |
1532 | // this option no longer exists | |
1533 | return -EOPNOTSUPP; | |
1534 | } | |
1535 | ||
1536 | extern "C" int ceph_set_default_preferred_pg(struct ceph_mount_info *cmount, int osd) | |
1537 | { | |
1538 | // this option no longer exists | |
1539 | return -EOPNOTSUPP; | |
1540 | } | |
1541 | ||
1542 | extern "C" int ceph_get_file_extent_osds(struct ceph_mount_info *cmount, int fh, | |
1543 | int64_t offset, int64_t *length, int *osds, int nosds) | |
1544 | { | |
1545 | if (nosds < 0) | |
1546 | return -EINVAL; | |
1547 | ||
1548 | if (!cmount->is_mounted()) | |
1549 | return -ENOTCONN; | |
1550 | ||
1551 | vector<int> vosds; | |
1552 | int ret = cmount->get_client()->get_file_extent_osds(fh, offset, length, vosds); | |
1553 | if (ret < 0) | |
1554 | return ret; | |
1555 | ||
1556 | if (!nosds) | |
1557 | return vosds.size(); | |
1558 | ||
1559 | if ((int)vosds.size() > nosds) | |
1560 | return -ERANGE; | |
1561 | ||
1562 | for (int i = 0; i < (int)vosds.size(); i++) | |
1563 | osds[i] = vosds[i]; | |
1564 | ||
1565 | return vosds.size(); | |
1566 | } | |
1567 | ||
1568 | extern "C" int ceph_get_osd_crush_location(struct ceph_mount_info *cmount, | |
1569 | int osd, char *path, size_t len) | |
1570 | { | |
1571 | if (!cmount->is_mounted()) | |
1572 | return -ENOTCONN; | |
1573 | ||
1574 | if (!path && len) | |
1575 | return -EINVAL; | |
1576 | ||
1577 | vector<pair<string, string> > loc; | |
1578 | int ret = cmount->get_client()->get_osd_crush_location(osd, loc); | |
1579 | if (ret) | |
1580 | return ret; | |
1581 | ||
1582 | size_t needed = 0; | |
1583 | size_t cur = 0; | |
1584 | vector<pair<string, string> >::iterator it; | |
1585 | for (it = loc.begin(); it != loc.end(); ++it) { | |
1586 | string& type = it->first; | |
1587 | string& name = it->second; | |
1588 | needed += type.size() + name.size() + 2; | |
1589 | if (needed <= len) { | |
1590 | if (path) | |
1591 | strcpy(path + cur, type.c_str()); | |
1592 | cur += type.size() + 1; | |
1593 | if (path) | |
1594 | strcpy(path + cur, name.c_str()); | |
1595 | cur += name.size() + 1; | |
1596 | } | |
1597 | } | |
1598 | ||
1599 | if (len == 0) | |
1600 | return needed; | |
1601 | ||
1602 | if (needed > len) | |
1603 | return -ERANGE; | |
1604 | ||
1605 | return needed; | |
1606 | } | |
1607 | ||
1608 | extern "C" int ceph_get_osd_addr(struct ceph_mount_info *cmount, int osd, | |
1609 | struct sockaddr_storage *addr) | |
1610 | { | |
1611 | if (!cmount->is_mounted()) | |
1612 | return -ENOTCONN; | |
1613 | ||
1614 | if (!addr) | |
1615 | return -EINVAL; | |
1616 | ||
1617 | entity_addr_t address; | |
1618 | int ret = cmount->get_client()->get_osd_addr(osd, address); | |
1619 | if (ret < 0) | |
1620 | return ret; | |
1621 | ||
1622 | *addr = address.get_sockaddr_storage(); | |
1623 | ||
1624 | return 0; | |
1625 | } | |
1626 | ||
1627 | extern "C" int ceph_get_file_stripe_address(struct ceph_mount_info *cmount, int fh, | |
1628 | int64_t offset, struct sockaddr_storage *addr, int naddr) | |
1629 | { | |
1630 | vector<entity_addr_t> address; | |
1631 | unsigned i; | |
1632 | int r; | |
1633 | ||
1634 | if (naddr < 0) | |
1635 | return -EINVAL; | |
1636 | ||
1637 | if (!cmount->is_mounted()) | |
1638 | return -ENOTCONN; | |
1639 | ||
1640 | r = cmount->get_client()->get_file_stripe_address(fh, offset, address); | |
1641 | if (r < 0) | |
1642 | return r; | |
1643 | ||
1644 | for (i = 0; i < (unsigned)naddr && i < address.size(); i++) | |
1645 | addr[i] = address[i].get_sockaddr_storage(); | |
1646 | ||
1647 | /* naddr == 0: drop through and return actual size */ | |
1648 | if (naddr && (address.size() > (unsigned)naddr)) | |
1649 | return -ERANGE; | |
1650 | ||
1651 | return address.size(); | |
1652 | } | |
1653 | ||
1654 | extern "C" int ceph_localize_reads(struct ceph_mount_info *cmount, int val) | |
1655 | { | |
1656 | if (!cmount->is_mounted()) | |
1657 | return -ENOTCONN; | |
1658 | if (!val) | |
1659 | cmount->get_client()->clear_filer_flags(CEPH_OSD_FLAG_LOCALIZE_READS); | |
1660 | else | |
1661 | cmount->get_client()->set_filer_flags(CEPH_OSD_FLAG_LOCALIZE_READS); | |
1662 | return 0; | |
1663 | } | |
1664 | ||
1665 | extern "C" CephContext *ceph_get_mount_context(struct ceph_mount_info *cmount) | |
1666 | { | |
1667 | return cmount->get_ceph_context(); | |
1668 | } | |
1669 | ||
1670 | extern "C" int ceph_debug_get_fd_caps(struct ceph_mount_info *cmount, int fd) | |
1671 | { | |
1672 | if (!cmount->is_mounted()) | |
1673 | return -ENOTCONN; | |
1674 | return cmount->get_client()->get_caps_issued(fd); | |
1675 | } | |
1676 | ||
1677 | extern "C" int ceph_debug_get_file_caps(struct ceph_mount_info *cmount, const char *path) | |
1678 | { | |
1679 | if (!cmount->is_mounted()) | |
1680 | return -ENOTCONN; | |
1681 | return cmount->get_client()->get_caps_issued(path, cmount->default_perms); | |
1682 | } | |
1683 | ||
1684 | extern "C" int ceph_get_stripe_unit_granularity(struct ceph_mount_info *cmount) | |
1685 | { | |
1686 | if (!cmount->is_mounted()) | |
1687 | return -ENOTCONN; | |
1688 | return CEPH_MIN_STRIPE_UNIT; | |
1689 | } | |
1690 | ||
1691 | extern "C" int ceph_get_pool_id(struct ceph_mount_info *cmount, const char *pool_name) | |
1692 | { | |
1693 | if (!cmount->is_mounted()) | |
1694 | return -ENOTCONN; | |
1695 | ||
1696 | if (!pool_name || !pool_name[0]) | |
1697 | return -EINVAL; | |
1698 | ||
1699 | /* negative range reserved for errors */ | |
1700 | int64_t pool_id = cmount->get_client()->get_pool_id(pool_name); | |
1701 | if (pool_id > 0x7fffffff) | |
1702 | return -ERANGE; | |
1703 | ||
1704 | /* get_pool_id error codes fit in int */ | |
1705 | return (int)pool_id; | |
1706 | } | |
1707 | ||
1708 | extern "C" int ceph_get_pool_replication(struct ceph_mount_info *cmount, | |
1709 | int pool_id) | |
1710 | { | |
1711 | if (!cmount->is_mounted()) | |
1712 | return -ENOTCONN; | |
1713 | return cmount->get_client()->get_pool_replication(pool_id); | |
1714 | } | |
1715 | /* Low-level exports */ | |
1716 | ||
1717 | extern "C" int ceph_ll_lookup_root(struct ceph_mount_info *cmount, | |
1718 | Inode **parent) | |
1719 | { | |
1720 | *parent = cmount->get_client()->get_root(); | |
1721 | if (*parent) | |
1722 | return 0; | |
1723 | return -EFAULT; | |
1724 | } | |
1725 | ||
1726 | extern "C" struct Inode *ceph_ll_get_inode(class ceph_mount_info *cmount, | |
1727 | vinodeno_t vino) | |
1728 | { | |
1729 | return (cmount->get_client())->ll_get_inode(vino); | |
1730 | } | |
1731 | ||
1732 | ||
f67539c2 TL |
1733 | extern "C" int ceph_ll_lookup_vino( |
1734 | struct ceph_mount_info *cmount, | |
1735 | vinodeno_t vino, | |
1736 | Inode **inode) | |
1737 | { | |
1738 | return (cmount->get_client())->ll_lookup_vino(vino, cmount->default_perms, inode); | |
1739 | } | |
1740 | ||
7c673cae FG |
1741 | /** |
1742 | * Populates the client cache with the requested inode, and its | |
1743 | * parent dentry. | |
1744 | */ | |
1745 | extern "C" int ceph_ll_lookup_inode( | |
1746 | struct ceph_mount_info *cmount, | |
1747 | struct inodeno_t ino, | |
1748 | Inode **inode) | |
1749 | { | |
1adf2230 | 1750 | return (cmount->get_client())->ll_lookup_inode(ino, cmount->default_perms, inode); |
7c673cae FG |
1751 | } |
1752 | ||
1753 | extern "C" int ceph_ll_lookup(struct ceph_mount_info *cmount, | |
1754 | Inode *parent, const char *name, Inode **out, | |
1755 | struct ceph_statx *stx, unsigned want, | |
1756 | unsigned flags, const UserPerm *perms) | |
1757 | { | |
1758 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
1759 | return -EINVAL; | |
1760 | return (cmount->get_client())->ll_lookupx(parent, name, out, stx, want, | |
1761 | flags, *perms); | |
1762 | } | |
1763 | ||
1764 | extern "C" int ceph_ll_put(class ceph_mount_info *cmount, Inode *in) | |
1765 | { | |
1766 | return (cmount->get_client()->ll_put(in)); | |
1767 | } | |
1768 | ||
1769 | extern "C" int ceph_ll_forget(class ceph_mount_info *cmount, Inode *in, | |
1770 | int count) | |
1771 | { | |
1772 | return (cmount->get_client()->ll_forget(in, count)); | |
1773 | } | |
1774 | ||
1775 | extern "C" int ceph_ll_walk(struct ceph_mount_info *cmount, const char* name, Inode **i, | |
1776 | struct ceph_statx *stx, unsigned int want, unsigned int flags, | |
1777 | const UserPerm *perms) | |
1778 | { | |
1779 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
1780 | return -EINVAL; | |
1781 | return(cmount->get_client()->ll_walk(name, i, stx, want, flags, *perms)); | |
1782 | } | |
1783 | ||
1784 | extern "C" int ceph_ll_getattr(class ceph_mount_info *cmount, | |
1785 | Inode *in, struct ceph_statx *stx, | |
1786 | unsigned int want, unsigned int flags, | |
1787 | const UserPerm *perms) | |
1788 | { | |
1789 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
1790 | return -EINVAL; | |
1791 | return (cmount->get_client()->ll_getattrx(in, stx, want, flags, *perms)); | |
1792 | } | |
1793 | ||
1794 | extern "C" int ceph_ll_setattr(class ceph_mount_info *cmount, | |
1795 | Inode *in, struct ceph_statx *stx, | |
1796 | int mask, const UserPerm *perms) | |
1797 | { | |
1798 | return (cmount->get_client()->ll_setattrx(in, stx, mask, *perms)); | |
1799 | } | |
1800 | ||
1801 | extern "C" int ceph_ll_open(class ceph_mount_info *cmount, Inode *in, | |
1802 | int flags, Fh **fh, const UserPerm *perms) | |
1803 | { | |
1804 | return (cmount->get_client()->ll_open(in, flags, fh, *perms)); | |
1805 | } | |
1806 | ||
1807 | extern "C" int ceph_ll_read(class ceph_mount_info *cmount, Fh* filehandle, | |
1808 | int64_t off, uint64_t len, char* buf) | |
1809 | { | |
1810 | bufferlist bl; | |
1811 | int r = 0; | |
1812 | ||
1813 | r = cmount->get_client()->ll_read(filehandle, off, len, &bl); | |
1814 | if (r >= 0) | |
1815 | { | |
9f95a23c | 1816 | bl.begin().copy(bl.length(), buf); |
7c673cae FG |
1817 | r = bl.length(); |
1818 | } | |
1819 | return r; | |
1820 | } | |
1821 | ||
1822 | extern "C" int ceph_ll_read_block(class ceph_mount_info *cmount, | |
1823 | Inode *in, uint64_t blockid, | |
1824 | char* buf, uint64_t offset, | |
1825 | uint64_t length, | |
1826 | struct ceph_file_layout* layout) | |
1827 | { | |
1828 | file_layout_t l; | |
1829 | int r = (cmount->get_client()->ll_read_block(in, blockid, buf, offset, | |
1830 | length, &l)); | |
1831 | l.to_legacy(layout); | |
1832 | return r; | |
1833 | } | |
1834 | ||
1835 | extern "C" int ceph_ll_write_block(class ceph_mount_info *cmount, | |
1836 | Inode *in, uint64_t blockid, | |
1837 | char *buf, uint64_t offset, | |
1838 | uint64_t length, | |
1839 | struct ceph_file_layout *layout, | |
1840 | uint64_t snapseq, uint32_t sync) | |
1841 | { | |
1842 | file_layout_t l; | |
1843 | int r = (cmount->get_client()->ll_write_block(in, blockid, buf, offset, | |
1844 | length, &l, snapseq, sync)); | |
1845 | l.to_legacy(layout); | |
1846 | return r; | |
1847 | } | |
1848 | ||
1849 | extern "C" int ceph_ll_commit_blocks(class ceph_mount_info *cmount, | |
1850 | Inode *in, uint64_t offset, | |
1851 | uint64_t range) | |
1852 | { | |
1853 | return (cmount->get_client()->ll_commit_blocks(in, offset, range)); | |
1854 | } | |
1855 | ||
1856 | extern "C" int ceph_ll_fsync(class ceph_mount_info *cmount, | |
1857 | Fh *fh, int syncdataonly) | |
1858 | { | |
1859 | return (cmount->get_client()->ll_fsync(fh, syncdataonly)); | |
1860 | } | |
1861 | ||
28e407b8 AA |
1862 | extern "C" int ceph_ll_sync_inode(class ceph_mount_info *cmount, |
1863 | Inode *in, int syncdataonly) | |
1864 | { | |
1865 | return (cmount->get_client()->ll_sync_inode(in, syncdataonly)); | |
1866 | } | |
1867 | ||
11fdf7f2 TL |
1868 | extern "C" int ceph_ll_fallocate(class ceph_mount_info *cmount, Fh *fh, |
1869 | int mode, int64_t offset, int64_t length) | |
1870 | { | |
1871 | return cmount->get_client()->ll_fallocate(fh, mode, offset, length); | |
1872 | } | |
1873 | ||
7c673cae FG |
1874 | extern "C" off_t ceph_ll_lseek(class ceph_mount_info *cmount, |
1875 | Fh *fh, off_t offset, int whence) | |
1876 | { | |
1877 | return (cmount->get_client()->ll_lseek(fh, offset, whence)); | |
1878 | } | |
1879 | ||
1880 | extern "C" int ceph_ll_write(class ceph_mount_info *cmount, | |
1881 | Fh *fh, int64_t off, uint64_t len, | |
1882 | const char *data) | |
1883 | { | |
1884 | return (cmount->get_client()->ll_write(fh, off, len, data)); | |
1885 | } | |
1886 | ||
1887 | extern "C" int64_t ceph_ll_readv(class ceph_mount_info *cmount, | |
1888 | struct Fh *fh, const struct iovec *iov, | |
1889 | int iovcnt, int64_t off) | |
1890 | { | |
11fdf7f2 | 1891 | return (cmount->get_client()->ll_readv(fh, iov, iovcnt, off)); |
7c673cae FG |
1892 | } |
1893 | ||
1894 | extern "C" int64_t ceph_ll_writev(class ceph_mount_info *cmount, | |
1895 | struct Fh *fh, const struct iovec *iov, | |
1896 | int iovcnt, int64_t off) | |
1897 | { | |
11fdf7f2 | 1898 | return (cmount->get_client()->ll_writev(fh, iov, iovcnt, off)); |
7c673cae FG |
1899 | } |
1900 | ||
1901 | extern "C" int ceph_ll_close(class ceph_mount_info *cmount, Fh* fh) | |
1902 | { | |
1903 | return (cmount->get_client()->ll_release(fh)); | |
1904 | } | |
1905 | ||
1906 | extern "C" int ceph_ll_create(class ceph_mount_info *cmount, | |
1907 | Inode *parent, const char *name, mode_t mode, | |
1908 | int oflags, Inode **outp, Fh **fhp, | |
1909 | struct ceph_statx *stx, unsigned want, | |
1910 | unsigned lflags, const UserPerm *perms) | |
1911 | { | |
1912 | if (lflags & ~CEPH_REQ_FLAG_MASK) | |
1913 | return -EINVAL; | |
1914 | return (cmount->get_client())->ll_createx(parent, name, mode, oflags, outp, | |
1915 | fhp, stx, want, lflags, *perms); | |
1916 | } | |
1917 | ||
1918 | extern "C" int ceph_ll_mknod(class ceph_mount_info *cmount, Inode *parent, | |
1919 | const char *name, mode_t mode, dev_t rdev, | |
1920 | Inode **out, struct ceph_statx *stx, | |
1921 | unsigned want, unsigned flags, | |
1922 | const UserPerm *perms) | |
1923 | { | |
1924 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
1925 | return -EINVAL; | |
1926 | return (cmount->get_client())->ll_mknodx(parent, name, mode, rdev, | |
1927 | out, stx, want, flags, *perms); | |
1928 | } | |
1929 | ||
1930 | extern "C" int ceph_ll_mkdir(class ceph_mount_info *cmount, Inode *parent, | |
1931 | const char *name, mode_t mode, Inode **out, | |
1932 | struct ceph_statx *stx, unsigned want, | |
1933 | unsigned flags, const UserPerm *perms) | |
1934 | { | |
1935 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
1936 | return -EINVAL; | |
1937 | return cmount->get_client()->ll_mkdirx(parent, name, mode, out, stx, want, | |
1938 | flags, *perms); | |
1939 | } | |
1940 | ||
1941 | extern "C" int ceph_ll_link(class ceph_mount_info *cmount, | |
1942 | Inode *in, Inode *newparent, | |
1943 | const char *name, const UserPerm *perms) | |
1944 | { | |
1945 | return cmount->get_client()->ll_link(in, newparent, name, *perms); | |
1946 | } | |
1947 | ||
1948 | extern "C" int ceph_ll_opendir(class ceph_mount_info *cmount, | |
1949 | Inode *in, | |
1950 | struct ceph_dir_result **dirpp, | |
1951 | const UserPerm *perms) | |
1952 | { | |
1953 | return (cmount->get_client()->ll_opendir(in, O_RDONLY, (dir_result_t**) dirpp, | |
1954 | *perms)); | |
1955 | } | |
1956 | ||
1957 | extern "C" int ceph_ll_releasedir(class ceph_mount_info *cmount, | |
1958 | ceph_dir_result *dir) | |
1959 | { | |
9f95a23c | 1960 | return cmount->get_client()->ll_releasedir(reinterpret_cast<dir_result_t*>(dir)); |
7c673cae FG |
1961 | } |
1962 | ||
1963 | extern "C" int ceph_ll_rename(class ceph_mount_info *cmount, | |
1964 | Inode *parent, const char *name, | |
1965 | Inode *newparent, const char *newname, | |
1966 | const UserPerm *perms) | |
1967 | { | |
1968 | return cmount->get_client()->ll_rename(parent, name, newparent, | |
1969 | newname, *perms); | |
1970 | } | |
1971 | ||
1972 | extern "C" int ceph_ll_unlink(class ceph_mount_info *cmount, Inode *in, | |
1973 | const char *name, const UserPerm *perms) | |
1974 | { | |
1975 | return cmount->get_client()->ll_unlink(in, name, *perms); | |
1976 | } | |
1977 | ||
1978 | extern "C" int ceph_ll_statfs(class ceph_mount_info *cmount, | |
1979 | Inode *in, struct statvfs *stbuf) | |
1980 | { | |
1981 | return (cmount->get_client()->ll_statfs(in, stbuf, cmount->default_perms)); | |
1982 | } | |
1983 | ||
1984 | extern "C" int ceph_ll_readlink(class ceph_mount_info *cmount, Inode *in, | |
1985 | char *buf, size_t bufsiz, | |
1986 | const UserPerm *perms) | |
1987 | { | |
1988 | return cmount->get_client()->ll_readlink(in, buf, bufsiz, *perms); | |
1989 | } | |
1990 | ||
1991 | extern "C" int ceph_ll_symlink(class ceph_mount_info *cmount, | |
1992 | Inode *in, const char *name, | |
1993 | const char *value, Inode **out, | |
1994 | struct ceph_statx *stx, unsigned want, | |
1995 | unsigned flags, const UserPerm *perms) | |
1996 | { | |
1997 | if (flags & ~CEPH_REQ_FLAG_MASK) | |
1998 | return -EINVAL; | |
1999 | return (cmount->get_client()->ll_symlinkx(in, name, value, out, stx, want, | |
2000 | flags, *perms)); | |
2001 | } | |
2002 | ||
2003 | extern "C" int ceph_ll_rmdir(class ceph_mount_info *cmount, | |
2004 | Inode *in, const char *name, | |
2005 | const UserPerm *perms) | |
2006 | { | |
2007 | return cmount->get_client()->ll_rmdir(in, name, *perms); | |
2008 | } | |
2009 | ||
2010 | extern "C" int ceph_ll_getxattr(class ceph_mount_info *cmount, | |
2011 | Inode *in, const char *name, void *value, | |
2012 | size_t size, const UserPerm *perms) | |
2013 | { | |
2014 | return (cmount->get_client()->ll_getxattr(in, name, value, size, *perms)); | |
2015 | } | |
2016 | ||
2017 | extern "C" int ceph_ll_listxattr(struct ceph_mount_info *cmount, | |
2018 | Inode *in, char *list, | |
2019 | size_t buf_size, size_t *list_size, | |
2020 | const UserPerm *perms) | |
2021 | { | |
2022 | int res = cmount->get_client()->ll_listxattr(in, list, buf_size, *perms); | |
2023 | if (res >= 0) { | |
2024 | *list_size = (size_t)res; | |
2025 | return 0; | |
2026 | } | |
2027 | return res; | |
2028 | } | |
2029 | ||
2030 | extern "C" int ceph_ll_setxattr(class ceph_mount_info *cmount, | |
2031 | Inode *in, const char *name, | |
2032 | const void *value, size_t size, | |
2033 | int flags, const UserPerm *perms) | |
2034 | { | |
2035 | return (cmount->get_client()->ll_setxattr(in, name, value, size, flags, *perms)); | |
2036 | } | |
2037 | ||
2038 | extern "C" int ceph_ll_removexattr(class ceph_mount_info *cmount, | |
2039 | Inode *in, const char *name, | |
2040 | const UserPerm *perms) | |
2041 | { | |
2042 | return (cmount->get_client()->ll_removexattr(in, name, *perms)); | |
2043 | } | |
2044 | ||
2045 | extern "C" int ceph_ll_getlk(struct ceph_mount_info *cmount, | |
2046 | Fh *fh, struct flock *fl, uint64_t owner) | |
2047 | { | |
2048 | return (cmount->get_client()->ll_getlk(fh, fl, owner)); | |
2049 | } | |
2050 | ||
2051 | extern "C" int ceph_ll_setlk(struct ceph_mount_info *cmount, | |
2052 | Fh *fh, struct flock *fl, uint64_t owner, | |
2053 | int sleep) | |
2054 | { | |
2055 | return (cmount->get_client()->ll_setlk(fh, fl, owner, sleep)); | |
2056 | } | |
2057 | ||
11fdf7f2 TL |
2058 | extern "C" int ceph_ll_lazyio(class ceph_mount_info *cmount, |
2059 | Fh *fh, int enable) | |
2060 | { | |
2061 | return (cmount->get_client()->ll_lazyio(fh, enable)); | |
2062 | } | |
2063 | ||
b32b8144 FG |
2064 | extern "C" int ceph_ll_delegation(struct ceph_mount_info *cmount, Fh *fh, |
2065 | unsigned cmd, ceph_deleg_cb_t cb, void *priv) | |
2066 | { | |
2067 | return (cmount->get_client()->ll_delegation(fh, cmd, cb, priv)); | |
2068 | } | |
2069 | ||
7c673cae FG |
2070 | extern "C" uint32_t ceph_ll_stripe_unit(class ceph_mount_info *cmount, |
2071 | Inode *in) | |
2072 | { | |
2073 | return (cmount->get_client()->ll_stripe_unit(in)); | |
2074 | } | |
2075 | ||
2076 | extern "C" uint32_t ceph_ll_file_layout(class ceph_mount_info *cmount, | |
2077 | Inode *in, | |
2078 | struct ceph_file_layout *layout) | |
2079 | { | |
2080 | file_layout_t l; | |
2081 | int r = (cmount->get_client()->ll_file_layout(in, &l)); | |
2082 | l.to_legacy(layout); | |
2083 | return r; | |
2084 | } | |
2085 | ||
2086 | uint64_t ceph_ll_snap_seq(class ceph_mount_info *cmount, Inode *in) | |
2087 | { | |
2088 | return (cmount->get_client()->ll_snap_seq(in)); | |
2089 | } | |
2090 | ||
2091 | extern "C" int ceph_ll_get_stripe_osd(class ceph_mount_info *cmount, | |
2092 | Inode *in, uint64_t blockno, | |
2093 | struct ceph_file_layout* layout) | |
2094 | { | |
2095 | file_layout_t l; | |
2096 | int r = (cmount->get_client()->ll_get_stripe_osd(in, blockno, &l)); | |
2097 | l.to_legacy(layout); | |
2098 | return r; | |
2099 | } | |
2100 | ||
2101 | extern "C" int ceph_ll_num_osds(class ceph_mount_info *cmount) | |
2102 | { | |
2103 | return (cmount->get_client()->ll_num_osds()); | |
2104 | } | |
2105 | ||
2106 | extern "C" int ceph_ll_osdaddr(class ceph_mount_info *cmount, | |
2107 | int osd, uint32_t *addr) | |
2108 | { | |
2109 | return (cmount->get_client()->ll_osdaddr(osd, addr)); | |
2110 | } | |
2111 | ||
2112 | extern "C" uint64_t ceph_ll_get_internal_offset(class ceph_mount_info *cmount, | |
2113 | Inode *in, | |
2114 | uint64_t blockno) | |
2115 | { | |
2116 | return (cmount->get_client()->ll_get_internal_offset(in, blockno)); | |
2117 | } | |
2118 | ||
2119 | extern "C" void ceph_buffer_free(char *buf) | |
2120 | { | |
2121 | if (buf) { | |
2122 | free(buf); | |
2123 | } | |
2124 | } | |
b32b8144 FG |
2125 | |
2126 | extern "C" uint32_t ceph_get_cap_return_timeout(class ceph_mount_info *cmount) | |
2127 | { | |
2128 | if (!cmount->is_mounted()) | |
2129 | return 0; | |
2130 | return cmount->get_client()->mdsmap->get_session_autoclose().sec(); | |
2131 | } | |
2132 | ||
2133 | extern "C" int ceph_set_deleg_timeout(class ceph_mount_info *cmount, uint32_t timeout) | |
2134 | { | |
2135 | if (!cmount->is_mounted()) | |
2136 | return -ENOTCONN; | |
2137 | return cmount->get_client()->set_deleg_timeout(timeout); | |
2138 | } | |
11fdf7f2 TL |
2139 | |
2140 | extern "C" void ceph_set_session_timeout(class ceph_mount_info *cmount, unsigned timeout) | |
2141 | { | |
2142 | cmount->get_client()->set_session_timeout(timeout); | |
2143 | } | |
2144 | ||
2145 | extern "C" void ceph_set_uuid(class ceph_mount_info *cmount, const char *uuid) | |
2146 | { | |
2147 | cmount->get_client()->set_uuid(std::string(uuid)); | |
2148 | } | |
2149 | ||
2150 | extern "C" int ceph_start_reclaim(class ceph_mount_info *cmount, | |
2151 | const char *uuid, unsigned flags) | |
2152 | { | |
2153 | if (!cmount->is_initialized()) { | |
2154 | int ret = cmount->init(); | |
2155 | if (ret != 0) | |
2156 | return ret; | |
2157 | } | |
2158 | return cmount->get_client()->start_reclaim(std::string(uuid), flags, | |
2159 | cmount->get_filesystem()); | |
2160 | } | |
2161 | ||
2162 | extern "C" void ceph_finish_reclaim(class ceph_mount_info *cmount) | |
2163 | { | |
2164 | cmount->get_client()->finish_reclaim(); | |
2165 | } | |
e306af50 | 2166 | |
20effc67 | 2167 | // This is deprecated, use ceph_ll_register_callbacks2 instead. |
e306af50 TL |
2168 | extern "C" void ceph_ll_register_callbacks(class ceph_mount_info *cmount, |
2169 | struct ceph_client_callback_args *args) | |
2170 | { | |
2171 | cmount->get_client()->ll_register_callbacks(args); | |
20effc67 | 2172 | } |
f67539c2 | 2173 | |
20effc67 TL |
2174 | extern "C" int ceph_ll_register_callbacks2(class ceph_mount_info *cmount, |
2175 | struct ceph_client_callback_args *args) | |
2176 | { | |
2177 | return cmount->get_client()->ll_register_callbacks2(args); | |
f67539c2 TL |
2178 | } |
2179 | ||
2180 | ||
2181 | extern "C" int ceph_get_snap_info(struct ceph_mount_info *cmount, | |
2182 | const char *path, struct snap_info *snap_info) { | |
2183 | Client::SnapInfo info; | |
2184 | int r = cmount->get_client()->get_snap_info(path, cmount->default_perms, &info); | |
2185 | if (r < 0) { | |
2186 | return r; | |
2187 | } | |
2188 | ||
2189 | size_t i = 0; | |
2190 | auto nr_metadata = info.metadata.size(); | |
2191 | ||
2192 | snap_info->id = info.id.val; | |
2193 | snap_info->nr_snap_metadata = nr_metadata; | |
2194 | if (nr_metadata) { | |
2195 | snap_info->snap_metadata = (struct snap_metadata *)calloc(nr_metadata, sizeof(struct snap_metadata)); | |
2196 | if (!snap_info->snap_metadata) { | |
2197 | return -ENOMEM; | |
2198 | } | |
2199 | ||
2200 | // fill with key, value pairs | |
2201 | for (auto &[key, value] : info.metadata) { | |
2202 | // len(key) + '\0' + len(value) + '\0' | |
2203 | char *kvp = (char *)malloc(key.size() + value.size() + 2); | |
2204 | if (!kvp) { | |
2205 | break; | |
2206 | } | |
2207 | char *_key = kvp; | |
2208 | char *_value = kvp + key.size() + 1; | |
2209 | ||
2210 | memcpy(_key, key.c_str(), key.size()); | |
2211 | _key[key.size()] = '\0'; | |
2212 | memcpy(_value, value.c_str(), value.size()); | |
2213 | _value[value.size()] = '\0'; | |
2214 | ||
2215 | snap_info->snap_metadata[i].key = _key; | |
2216 | snap_info->snap_metadata[i].value = _value; | |
2217 | ++i; | |
2218 | } | |
2219 | } | |
2220 | ||
2221 | if (nr_metadata && i != nr_metadata) { | |
2222 | ceph_free_snap_info_buffer(snap_info); | |
2223 | return -ENOMEM; | |
2224 | } | |
2225 | ||
2226 | return 0; | |
2227 | } | |
2228 | ||
2229 | extern "C" void ceph_free_snap_info_buffer(struct snap_info *snap_info) { | |
2230 | for (size_t i = 0; i < snap_info->nr_snap_metadata; ++i) { | |
2231 | free((void *)snap_info->snap_metadata[i].key); // malloc'd memory is key+value composite | |
2232 | } | |
2233 | free(snap_info->snap_metadata); | |
e306af50 | 2234 | } |