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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 | */ | |
31f18b77 | 14 | #include "include/compat.h" |
7c673cae FG |
15 | #include <sys/types.h> |
16 | #include <string.h> | |
17 | #include <chrono> | |
18 | ||
19 | #include "include/types.h" | |
20 | #include "include/rados/librgw.h" | |
21 | #include "rgw/rgw_acl_s3.h" | |
22 | #include "rgw_acl.h" | |
23 | ||
24 | #include "include/str_list.h" | |
224ce89b | 25 | #include "include/stringify.h" |
7c673cae | 26 | #include "global/global_init.h" |
b32b8144 | 27 | #include "global/signal_handler.h" |
7c673cae FG |
28 | #include "common/config.h" |
29 | #include "common/errno.h" | |
30 | #include "common/Timer.h" | |
31 | #include "common/Throttle.h" | |
32 | #include "common/WorkQueue.h" | |
33 | #include "common/ceph_argparse.h" | |
34 | #include "common/ceph_context.h" | |
35 | #include "common/common_init.h" | |
36 | #include "common/dout.h" | |
37 | ||
38 | #include "rgw_rados.h" | |
39 | #include "rgw_resolve.h" | |
40 | #include "rgw_op.h" | |
41 | #include "rgw_rest.h" | |
42 | #include "rgw_frontend.h" | |
43 | #include "rgw_request.h" | |
44 | #include "rgw_process.h" | |
45 | #include "rgw_rest_user.h" | |
46 | #include "rgw_rest_s3.h" | |
47 | #include "rgw_os_lib.h" | |
48 | #include "rgw_auth.h" | |
49 | #include "rgw_auth_s3.h" | |
50 | #include "rgw_lib.h" | |
51 | #include "rgw_lib_frontend.h" | |
52 | ||
53 | #include <errno.h> | |
54 | #include <chrono> | |
55 | #include <thread> | |
56 | #include <string> | |
57 | #include <string.h> | |
58 | #include <mutex> | |
59 | ||
60 | ||
61 | #define dout_subsys ceph_subsys_rgw | |
62 | ||
63 | bool global_stop = false; | |
64 | ||
b32b8144 FG |
65 | static void handle_sigterm(int signum) |
66 | { | |
67 | dout(20) << __func__ << " SIGUSR1 ignored" << dendl; | |
68 | } | |
69 | ||
7c673cae FG |
70 | namespace rgw { |
71 | ||
72 | using std::string; | |
73 | ||
74 | static std::mutex librgw_mtx; | |
75 | ||
76 | RGWLib rgwlib; | |
77 | ||
78 | class C_InitTimeout : public Context { | |
79 | public: | |
80 | C_InitTimeout() {} | |
81 | void finish(int r) override { | |
82 | derr << "Initialization timeout, failed to initialize" << dendl; | |
83 | exit(1); | |
84 | } | |
85 | }; | |
86 | ||
87 | void RGWLibProcess::checkpoint() | |
88 | { | |
89 | m_tp.drain(&req_wq); | |
90 | } | |
91 | ||
92 | #define MIN_EXPIRE_S 120 | |
93 | ||
94 | void RGWLibProcess::run() | |
95 | { | |
96 | /* write completion interval */ | |
97 | RGWLibFS::write_completion_interval_s = | |
98 | cct->_conf->rgw_nfs_write_completion_interval_s; | |
99 | ||
100 | /* start write timer */ | |
101 | RGWLibFS::write_timer.resume(); | |
102 | ||
103 | /* gc loop */ | |
104 | while (! shutdown) { | |
105 | lsubdout(cct, rgw, 5) << "RGWLibProcess GC" << dendl; | |
106 | ||
107 | /* dirent invalidate timeout--basically, the upper-bound on | |
108 | * inconsistency with the S3 namespace */ | |
109 | auto expire_s = cct->_conf->rgw_nfs_namespace_expire_secs; | |
110 | ||
111 | /* delay between gc cycles */ | |
c07f9fc5 | 112 | auto delay_s = std::max(int64_t(1), std::min(int64_t(MIN_EXPIRE_S), expire_s/2)); |
7c673cae FG |
113 | |
114 | unique_lock uniq(mtx); | |
115 | restart: | |
116 | int cur_gen = gen; | |
117 | for (auto iter = mounted_fs.begin(); iter != mounted_fs.end(); | |
118 | ++iter) { | |
119 | RGWLibFS* fs = iter->first->ref(); | |
120 | uniq.unlock(); | |
121 | fs->gc(); | |
122 | fs->rele(); | |
123 | uniq.lock(); | |
124 | if (cur_gen != gen) | |
125 | goto restart; /* invalidated */ | |
126 | } | |
127 | uniq.unlock(); | |
128 | std::this_thread::sleep_for(std::chrono::seconds(delay_s)); | |
129 | } | |
130 | } | |
131 | ||
132 | void RGWLibProcess::handle_request(RGWRequest* r) | |
133 | { | |
134 | /* | |
135 | * invariant: valid requests are derived from RGWLibRequst | |
136 | */ | |
137 | RGWLibRequest* req = static_cast<RGWLibRequest*>(r); | |
138 | ||
139 | // XXX move RGWLibIO and timing setup into process_request | |
140 | ||
141 | #if 0 /* XXX */ | |
142 | utime_t tm = ceph_clock_now(); | |
143 | #endif | |
144 | ||
145 | RGWLibIO io_ctx; | |
146 | ||
147 | int ret = process_request(req, &io_ctx); | |
148 | if (ret < 0) { | |
149 | /* we don't really care about return code */ | |
150 | dout(20) << "process_request() returned " << ret << dendl; | |
151 | ||
152 | } | |
153 | delete req; | |
154 | } /* handle_request */ | |
155 | ||
156 | int RGWLibProcess::process_request(RGWLibRequest* req) | |
157 | { | |
158 | // XXX move RGWLibIO and timing setup into process_request | |
159 | ||
160 | #if 0 /* XXX */ | |
161 | utime_t tm = ceph_clock_now(); | |
162 | #endif | |
163 | ||
164 | RGWLibIO io_ctx; | |
165 | ||
166 | int ret = process_request(req, &io_ctx); | |
167 | if (ret < 0) { | |
168 | /* we don't really care about return code */ | |
169 | dout(20) << "process_request() returned " << ret << dendl; | |
170 | } | |
171 | return ret; | |
172 | } /* process_request */ | |
173 | ||
174 | static inline void abort_req(struct req_state *s, RGWOp *op, int err_no) | |
175 | { | |
176 | if (!s) | |
177 | return; | |
178 | ||
179 | /* XXX the dump_errno and dump_bucket_from_state behaviors in | |
180 | * the abort_early (rgw_rest.cc) might be valuable, but aren't | |
181 | * safe to call presently as they return HTTP data */ | |
182 | ||
183 | perfcounter->inc(l_rgw_failed_req); | |
184 | } /* abort_req */ | |
185 | ||
186 | int RGWLibProcess::process_request(RGWLibRequest* req, RGWLibIO* io) | |
187 | { | |
188 | int ret = 0; | |
189 | bool should_log = true; // XXX | |
190 | ||
191 | dout(1) << "====== " << __func__ | |
192 | << " starting new request req=" << hex << req << dec | |
193 | << " ======" << dendl; | |
194 | ||
195 | /* | |
196 | * invariant: valid requests are derived from RGWOp--well-formed | |
197 | * requests should have assigned RGWRequest::op in their descendant | |
198 | * constructor--if not, the compiler can find it, at the cost of | |
199 | * a runtime check | |
200 | */ | |
201 | RGWOp *op = (req->op) ? req->op : dynamic_cast<RGWOp*>(req); | |
202 | if (! op) { | |
203 | dout(1) << "failed to derive cognate RGWOp (invalid op?)" << dendl; | |
204 | return -EINVAL; | |
205 | } | |
206 | ||
207 | io->init(req->cct); | |
208 | ||
209 | perfcounter->inc(l_rgw_req); | |
210 | ||
211 | RGWEnv& rgw_env = io->get_env(); | |
212 | ||
213 | /* XXX | |
214 | * until major refactoring of req_state and req_info, we need | |
215 | * to build their RGWEnv boilerplate from the RGWLibRequest, | |
216 | * pre-staging any strings (HTTP_HOST) that provoke a crash when | |
217 | * not found | |
218 | */ | |
219 | ||
220 | /* XXX for now, use ""; could be a legit hostname, or, in future, | |
221 | * perhaps a tenant (Yehuda) */ | |
222 | rgw_env.set("HTTP_HOST", ""); | |
223 | ||
224 | /* XXX and -then- bloat up req_state with string copies from it */ | |
225 | struct req_state rstate(req->cct, &rgw_env, req->get_user()); | |
226 | struct req_state *s = &rstate; | |
227 | ||
228 | // XXX fix this | |
229 | s->cio = io; | |
230 | ||
231 | RGWObjectCtx rados_ctx(store, s); // XXX holds std::map | |
232 | ||
233 | /* XXX and -then- stash req_state pointers everywhere they are needed */ | |
234 | ret = req->init(rgw_env, &rados_ctx, io, s); | |
235 | if (ret < 0) { | |
236 | dout(10) << "failed to initialize request" << dendl; | |
237 | abort_req(s, op, ret); | |
238 | goto done; | |
239 | } | |
240 | ||
241 | /* req is-a RGWOp, currently initialized separately */ | |
242 | ret = req->op_init(); | |
243 | if (ret < 0) { | |
244 | dout(10) << "failed to initialize RGWOp" << dendl; | |
245 | abort_req(s, op, ret); | |
246 | goto done; | |
247 | } | |
248 | ||
249 | /* XXX authorize does less here then in the REST path, e.g., | |
250 | * the user's info is cached, but still incomplete */ | |
251 | req->log(s, "authorizing"); | |
252 | ret = req->authorize(); | |
253 | if (ret < 0) { | |
254 | dout(10) << "failed to authorize request" << dendl; | |
255 | abort_req(s, op, ret); | |
256 | goto done; | |
257 | } | |
258 | ||
259 | /* FIXME: remove this after switching all handlers to the new authentication | |
260 | * infrastructure. */ | |
261 | if (! s->auth.identity) { | |
262 | s->auth.identity = rgw::auth::transform_old_authinfo(s); | |
263 | } | |
264 | ||
265 | req->log(s, "reading op permissions"); | |
266 | ret = req->read_permissions(op); | |
267 | if (ret < 0) { | |
268 | abort_req(s, op, ret); | |
269 | goto done; | |
270 | } | |
271 | ||
272 | req->log(s, "init op"); | |
273 | ret = op->init_processing(); | |
274 | if (ret < 0) { | |
275 | abort_req(s, op, ret); | |
276 | goto done; | |
277 | } | |
278 | ||
279 | req->log(s, "verifying op mask"); | |
280 | ret = op->verify_op_mask(); | |
281 | if (ret < 0) { | |
282 | abort_req(s, op, ret); | |
283 | goto done; | |
284 | } | |
285 | ||
286 | req->log(s, "verifying op permissions"); | |
287 | ret = op->verify_permission(); | |
288 | if (ret < 0) { | |
289 | if (s->system_request) { | |
290 | dout(2) << "overriding permissions due to system operation" << dendl; | |
291 | } else if (s->auth.identity->is_admin_of(s->user->user_id)) { | |
292 | dout(2) << "overriding permissions due to admin operation" << dendl; | |
293 | } else { | |
294 | abort_req(s, op, ret); | |
295 | goto done; | |
296 | } | |
297 | } | |
298 | ||
299 | req->log(s, "verifying op params"); | |
300 | ret = op->verify_params(); | |
301 | if (ret < 0) { | |
302 | abort_req(s, op, ret); | |
303 | goto done; | |
304 | } | |
305 | ||
306 | req->log(s, "executing"); | |
307 | op->pre_exec(); | |
308 | op->execute(); | |
309 | op->complete(); | |
310 | ||
311 | done: | |
312 | try { | |
313 | io->complete_request(); | |
314 | } catch (rgw::io::Exception& e) { | |
315 | dout(0) << "ERROR: io->complete_request() returned " | |
316 | << e.what() << dendl; | |
317 | } | |
318 | if (should_log) { | |
319 | rgw_log_op(store, nullptr /* !rest */, s, | |
320 | (op ? op->name() : "unknown"), olog); | |
321 | } | |
322 | ||
323 | int http_ret = s->err.http_ret; | |
324 | ||
325 | req->log_format(s, "http status=%d", http_ret); | |
326 | ||
327 | dout(1) << "====== " << __func__ | |
328 | << " req done req=" << hex << req << dec << " http_status=" | |
329 | << http_ret | |
330 | << " ======" << dendl; | |
331 | ||
332 | return (ret < 0 ? ret : s->err.ret); | |
333 | } /* process_request */ | |
334 | ||
335 | int RGWLibProcess::start_request(RGWLibContinuedReq* req) | |
336 | { | |
337 | ||
338 | dout(1) << "====== " << __func__ | |
339 | << " starting new continued request req=" << hex << req << dec | |
340 | << " ======" << dendl; | |
341 | ||
342 | /* | |
343 | * invariant: valid requests are derived from RGWOp--well-formed | |
344 | * requests should have assigned RGWRequest::op in their descendant | |
345 | * constructor--if not, the compiler can find it, at the cost of | |
346 | * a runtime check | |
347 | */ | |
348 | RGWOp *op = (req->op) ? req->op : dynamic_cast<RGWOp*>(req); | |
349 | if (! op) { | |
350 | dout(1) << "failed to derive cognate RGWOp (invalid op?)" << dendl; | |
351 | return -EINVAL; | |
352 | } | |
353 | ||
354 | struct req_state* s = req->get_state(); | |
355 | ||
356 | /* req is-a RGWOp, currently initialized separately */ | |
357 | int ret = req->op_init(); | |
358 | if (ret < 0) { | |
359 | dout(10) << "failed to initialize RGWOp" << dendl; | |
360 | abort_req(s, op, ret); | |
361 | goto done; | |
362 | } | |
363 | ||
364 | /* XXX authorize does less here then in the REST path, e.g., | |
365 | * the user's info is cached, but still incomplete */ | |
366 | req->log(s, "authorizing"); | |
367 | ret = req->authorize(); | |
368 | if (ret < 0) { | |
369 | dout(10) << "failed to authorize request" << dendl; | |
370 | abort_req(s, op, ret); | |
371 | goto done; | |
372 | } | |
373 | ||
374 | /* FIXME: remove this after switching all handlers to the new authentication | |
375 | * infrastructure. */ | |
376 | if (! s->auth.identity) { | |
377 | s->auth.identity = rgw::auth::transform_old_authinfo(s); | |
378 | } | |
379 | ||
380 | req->log(s, "reading op permissions"); | |
381 | ret = req->read_permissions(op); | |
382 | if (ret < 0) { | |
383 | abort_req(s, op, ret); | |
384 | goto done; | |
385 | } | |
386 | ||
387 | req->log(s, "init op"); | |
388 | ret = op->init_processing(); | |
389 | if (ret < 0) { | |
390 | abort_req(s, op, ret); | |
391 | goto done; | |
392 | } | |
393 | ||
394 | req->log(s, "verifying op mask"); | |
395 | ret = op->verify_op_mask(); | |
396 | if (ret < 0) { | |
397 | abort_req(s, op, ret); | |
398 | goto done; | |
399 | } | |
400 | ||
401 | req->log(s, "verifying op permissions"); | |
402 | ret = op->verify_permission(); | |
403 | if (ret < 0) { | |
404 | if (s->system_request) { | |
405 | dout(2) << "overriding permissions due to system operation" << dendl; | |
406 | } else if (s->auth.identity->is_admin_of(s->user->user_id)) { | |
407 | dout(2) << "overriding permissions due to admin operation" << dendl; | |
408 | } else { | |
409 | abort_req(s, op, ret); | |
410 | goto done; | |
411 | } | |
412 | } | |
413 | ||
414 | req->log(s, "verifying op params"); | |
415 | ret = op->verify_params(); | |
416 | if (ret < 0) { | |
417 | abort_req(s, op, ret); | |
418 | goto done; | |
419 | } | |
420 | ||
421 | op->pre_exec(); | |
422 | req->exec_start(); | |
423 | ||
424 | done: | |
425 | return (ret < 0 ? ret : s->err.ret); | |
426 | } | |
427 | ||
428 | int RGWLibProcess::finish_request(RGWLibContinuedReq* req) | |
429 | { | |
430 | RGWOp *op = (req->op) ? req->op : dynamic_cast<RGWOp*>(req); | |
431 | if (! op) { | |
432 | dout(1) << "failed to derive cognate RGWOp (invalid op?)" << dendl; | |
433 | return -EINVAL; | |
434 | } | |
435 | ||
436 | int ret = req->exec_finish(); | |
437 | int op_ret = op->get_ret(); | |
438 | ||
439 | dout(1) << "====== " << __func__ | |
440 | << " finishing continued request req=" << hex << req << dec | |
441 | << " op status=" << op_ret | |
442 | << " ======" << dendl; | |
443 | ||
444 | return ret; | |
445 | } | |
446 | ||
447 | int RGWLibFrontend::init() | |
448 | { | |
449 | pprocess = new RGWLibProcess(g_ceph_context, &env, | |
450 | g_conf->rgw_thread_pool_size, conf); | |
451 | return 0; | |
452 | } | |
453 | ||
454 | int RGWLib::init() | |
455 | { | |
456 | vector<const char*> args; | |
457 | return init(args); | |
458 | } | |
459 | ||
460 | int RGWLib::init(vector<const char*>& args) | |
461 | { | |
462 | int r = 0; | |
463 | ||
464 | /* alternative default for module */ | |
465 | vector<const char *> def_args; | |
466 | def_args.push_back("--debug-rgw=1/5"); | |
467 | def_args.push_back("--keyring=$rgw_data/keyring"); | |
468 | def_args.push_back("--log-file=/var/log/radosgw/$cluster-$name.log"); | |
469 | ||
470 | cct = global_init(&def_args, args, | |
471 | CEPH_ENTITY_TYPE_CLIENT, | |
472 | CODE_ENVIRONMENT_DAEMON, | |
473 | CINIT_FLAG_UNPRIVILEGED_DAEMON_DEFAULTS); | |
474 | ||
475 | Mutex mutex("main"); | |
476 | SafeTimer init_timer(g_ceph_context, mutex); | |
477 | init_timer.init(); | |
478 | mutex.Lock(); | |
479 | init_timer.add_event_after(g_conf->rgw_init_timeout, new C_InitTimeout); | |
480 | mutex.Unlock(); | |
481 | ||
482 | common_init_finish(g_ceph_context); | |
483 | ||
484 | rgw_tools_init(g_ceph_context); | |
485 | ||
486 | rgw_init_resolver(); | |
487 | ||
488 | store = RGWStoreManager::get_storage(g_ceph_context, | |
489 | g_conf->rgw_enable_gc_threads, | |
490 | g_conf->rgw_enable_lc_threads, | |
491 | g_conf->rgw_enable_quota_threads, | |
31f18b77 FG |
492 | g_conf->rgw_run_sync_thread, |
493 | g_conf->rgw_dynamic_resharding); | |
7c673cae FG |
494 | |
495 | if (!store) { | |
496 | mutex.Lock(); | |
497 | init_timer.cancel_all_events(); | |
498 | init_timer.shutdown(); | |
499 | mutex.Unlock(); | |
500 | ||
501 | derr << "Couldn't init storage provider (RADOS)" << dendl; | |
502 | return -EIO; | |
503 | } | |
504 | ||
505 | r = rgw_perf_start(g_ceph_context); | |
506 | ||
507 | rgw_rest_init(g_ceph_context, store, store->get_zonegroup()); | |
508 | ||
509 | mutex.Lock(); | |
510 | init_timer.cancel_all_events(); | |
511 | init_timer.shutdown(); | |
512 | mutex.Unlock(); | |
513 | ||
514 | if (r) | |
515 | return -EIO; | |
516 | ||
517 | const string& ldap_uri = store->ctx()->_conf->rgw_ldap_uri; | |
518 | const string& ldap_binddn = store->ctx()->_conf->rgw_ldap_binddn; | |
519 | const string& ldap_searchdn = store->ctx()->_conf->rgw_ldap_searchdn; | |
520 | const string& ldap_searchfilter = store->ctx()->_conf->rgw_ldap_searchfilter; | |
521 | const string& ldap_dnattr = | |
522 | store->ctx()->_conf->rgw_ldap_dnattr; | |
523 | std::string ldap_bindpw = parse_rgw_ldap_bindpw(store->ctx()); | |
524 | ||
525 | ldh = new rgw::LDAPHelper(ldap_uri, ldap_binddn, ldap_bindpw.c_str(), | |
526 | ldap_searchdn, ldap_searchfilter, ldap_dnattr); | |
527 | ldh->init(); | |
528 | ldh->bind(); | |
529 | ||
530 | rgw_user_init(store); | |
531 | rgw_bucket_init(store->meta_mgr); | |
532 | rgw_log_usage_init(g_ceph_context, store); | |
533 | ||
534 | // XXX ex-RGWRESTMgr_lib, mgr->set_logging(true) | |
535 | ||
536 | if (!g_conf->rgw_ops_log_socket_path.empty()) { | |
537 | olog = new OpsLogSocket(g_ceph_context, g_conf->rgw_ops_log_data_backlog); | |
538 | olog->init(g_conf->rgw_ops_log_socket_path); | |
539 | } | |
540 | ||
541 | int port = 80; | |
542 | RGWProcessEnv env = { store, &rest, olog, port }; | |
543 | ||
224ce89b | 544 | string fe_count{"0"}; |
7c673cae FG |
545 | fec = new RGWFrontendConfig("rgwlib"); |
546 | fe = new RGWLibFrontend(env, fec); | |
547 | ||
b32b8144 FG |
548 | init_async_signal_handler(); |
549 | register_async_signal_handler(SIGUSR1, handle_sigterm); | |
550 | ||
224ce89b WB |
551 | map<string, string> service_map_meta; |
552 | service_map_meta["pid"] = stringify(getpid()); | |
553 | service_map_meta["frontend_type#" + fe_count] = "rgw-nfs"; | |
554 | service_map_meta["frontend_config#" + fe_count] = fec->get_config(); | |
555 | ||
7c673cae FG |
556 | fe->init(); |
557 | if (r < 0) { | |
558 | derr << "ERROR: failed initializing frontend" << dendl; | |
559 | return r; | |
560 | } | |
561 | ||
562 | fe->run(); | |
563 | ||
224ce89b WB |
564 | r = store->register_to_service_map("rgw-nfs", service_map_meta); |
565 | if (r < 0) { | |
566 | derr << "ERROR: failed to register to service map: " << cpp_strerror(-r) << dendl; | |
567 | /* ignore error */ | |
568 | } | |
569 | ||
7c673cae FG |
570 | return 0; |
571 | } /* RGWLib::init() */ | |
572 | ||
573 | int RGWLib::stop() | |
574 | { | |
575 | derr << "shutting down" << dendl; | |
576 | ||
577 | fe->stop(); | |
578 | ||
579 | fe->join(); | |
580 | ||
581 | delete fe; | |
582 | delete fec; | |
583 | delete ldh; | |
584 | ||
b32b8144 FG |
585 | unregister_async_signal_handler(SIGUSR1, handle_sigterm); |
586 | shutdown_async_signal_handler(); | |
587 | ||
7c673cae FG |
588 | rgw_log_usage_finalize(); |
589 | ||
590 | delete olog; | |
591 | ||
592 | RGWStoreManager::close_storage(store); | |
593 | ||
594 | rgw_tools_cleanup(); | |
595 | rgw_shutdown_resolver(); | |
596 | ||
597 | rgw_perf_stop(g_ceph_context); | |
598 | ||
599 | dout(1) << "final shutdown" << dendl; | |
600 | cct.reset(); | |
601 | ||
602 | return 0; | |
603 | } /* RGWLib::stop() */ | |
604 | ||
605 | int RGWLibIO::set_uid(RGWRados *store, const rgw_user& uid) | |
606 | { | |
607 | int ret = rgw_get_user_info_by_uid(store, uid, user_info, NULL); | |
608 | if (ret < 0) { | |
609 | derr << "ERROR: failed reading user info: uid=" << uid << " ret=" | |
610 | << ret << dendl; | |
611 | } | |
612 | return ret; | |
613 | } | |
614 | ||
615 | int RGWLibRequest::read_permissions(RGWOp* op) { | |
616 | /* bucket and object ops */ | |
617 | int ret = | |
618 | rgw_build_bucket_policies(rgwlib.get_store(), get_state()); | |
619 | if (ret < 0) { | |
620 | ldout(get_state()->cct, 10) << "read_permissions (bucket policy) on " | |
621 | << get_state()->bucket << ":" | |
622 | << get_state()->object | |
623 | << " only_bucket=" << only_bucket() | |
624 | << " ret=" << ret << dendl; | |
625 | if (ret == -ENODATA) | |
626 | ret = -EACCES; | |
627 | } else if (! only_bucket()) { | |
628 | /* object ops */ | |
629 | ret = rgw_build_object_policies(rgwlib.get_store(), get_state(), | |
630 | op->prefetch_data()); | |
631 | if (ret < 0) { | |
632 | ldout(get_state()->cct, 10) << "read_permissions (object policy) on" | |
633 | << get_state()->bucket << ":" | |
634 | << get_state()->object | |
635 | << " ret=" << ret << dendl; | |
636 | if (ret == -ENODATA) | |
637 | ret = -EACCES; | |
638 | } | |
639 | } | |
640 | return ret; | |
641 | } /* RGWLibRequest::read_permissions */ | |
642 | ||
643 | int RGWHandler_Lib::authorize() | |
644 | { | |
645 | /* TODO: handle | |
646 | * 1. subusers | |
647 | * 2. anonymous access | |
648 | * 3. system access | |
649 | * 4. ? | |
650 | * | |
651 | * Much or all of this depends on handling the cached authorization | |
652 | * correctly (e.g., dealing with keystone) at mount time. | |
653 | */ | |
654 | s->perm_mask = RGW_PERM_FULL_CONTROL; | |
655 | ||
656 | // populate the owner info | |
657 | s->owner.set_id(s->user->user_id); | |
658 | s->owner.set_name(s->user->display_name); | |
659 | ||
660 | return 0; | |
661 | } /* RGWHandler_Lib::authorize */ | |
662 | ||
663 | } /* namespace rgw */ | |
664 | ||
665 | extern "C" { | |
666 | ||
667 | int librgw_create(librgw_t* rgw, int argc, char **argv) | |
668 | { | |
669 | using namespace rgw; | |
670 | ||
671 | int rc = -EINVAL; | |
672 | ||
673 | if (! g_ceph_context) { | |
674 | std::lock_guard<std::mutex> lg(librgw_mtx); | |
675 | if (! g_ceph_context) { | |
676 | vector<const char*> args; | |
677 | std::vector<std::string> spl_args; | |
678 | // last non-0 argument will be split and consumed | |
679 | if (argc > 1) { | |
680 | const std::string spl_arg{argv[(--argc)]}; | |
681 | get_str_vec(spl_arg, " \t", spl_args); | |
682 | } | |
683 | argv_to_vec(argc, const_cast<const char**>(argv), args); | |
684 | // append split args, if any | |
685 | for (const auto& elt : spl_args) { | |
686 | args.push_back(elt.c_str()); | |
687 | } | |
688 | env_to_vec(args); | |
689 | rc = rgwlib.init(args); | |
690 | } | |
691 | } | |
692 | ||
693 | *rgw = g_ceph_context->get(); | |
694 | ||
695 | return rc; | |
696 | } | |
697 | ||
698 | void librgw_shutdown(librgw_t rgw) | |
699 | { | |
700 | using namespace rgw; | |
701 | ||
702 | CephContext* cct = static_cast<CephContext*>(rgw); | |
703 | rgwlib.stop(); | |
704 | cct->put(); | |
705 | } | |
706 | ||
707 | } /* extern "C" */ |