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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- | |
2 | // vim: ts=8 sw=2 smarttab | |
3 | #include "gtest/gtest.h" | |
4 | ||
5 | #include "mds/mdstypes.h" | |
6 | #include "include/buffer.h" | |
7 | #include "include/rbd_types.h" | |
8 | #include "include/rados/librados.hpp" | |
9 | #include "include/stringify.h" | |
10 | #include "include/types.h" | |
11 | #include "global/global_context.h" | |
12 | #include "common/Cond.h" | |
13 | #include "test/librados/test_cxx.h" | |
14 | #include "test/librados/testcase_cxx.h" | |
15 | #include "json_spirit/json_spirit.h" | |
16 | #include "cls/cas/cls_cas_ops.h" | |
17 | ||
18 | #include "osd/HitSet.h" | |
19 | ||
20 | #include <errno.h> | |
21 | #include <map> | |
22 | #include <sstream> | |
23 | #include <string> | |
24 | ||
25 | using namespace librados; | |
26 | using std::map; | |
27 | using std::ostringstream; | |
28 | using std::string; | |
29 | ||
30 | typedef RadosTestPP LibRadosTierPP; | |
31 | typedef RadosTestECPP LibRadosTierECPP; | |
32 | ||
33 | void flush_evict_all(librados::Rados& cluster, librados::IoCtx& cache_ioctx) | |
34 | { | |
35 | bufferlist inbl; | |
36 | cache_ioctx.set_namespace(all_nspaces); | |
37 | for (NObjectIterator it = cache_ioctx.nobjects_begin(); | |
38 | it != cache_ioctx.nobjects_end(); ++it) { | |
39 | cache_ioctx.locator_set_key(it->get_locator()); | |
40 | cache_ioctx.set_namespace(it->get_nspace()); | |
41 | { | |
42 | ObjectReadOperation op; | |
43 | op.cache_flush(); | |
44 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
45 | cache_ioctx.aio_operate( | |
46 | it->get_oid(), completion, &op, | |
47 | librados::OPERATION_IGNORE_OVERLAY, NULL); | |
48 | completion->wait_for_complete(); | |
49 | completion->get_return_value(); | |
50 | completion->release(); | |
51 | } | |
52 | { | |
53 | ObjectReadOperation op; | |
54 | op.cache_evict(); | |
55 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
56 | cache_ioctx.aio_operate( | |
57 | it->get_oid(), completion, &op, | |
58 | librados::OPERATION_IGNORE_OVERLAY, NULL); | |
59 | completion->wait_for_complete(); | |
60 | completion->get_return_value(); | |
61 | completion->release(); | |
62 | } | |
63 | } | |
64 | } | |
65 | ||
66 | static string _get_required_osd_release(Rados& cluster) | |
67 | { | |
68 | bufferlist inbl; | |
69 | string cmd = string("{\"prefix\": \"osd dump\",\"format\":\"json\"}"); | |
70 | bufferlist outbl; | |
71 | int r = cluster.mon_command(cmd, inbl, &outbl, NULL); | |
72 | ceph_assert(r >= 0); | |
73 | string outstr(outbl.c_str(), outbl.length()); | |
74 | json_spirit::Value v; | |
75 | if (!json_spirit::read(outstr, v)) { | |
76 | cerr <<" unable to parse json " << outstr << std::endl; | |
77 | return ""; | |
78 | } | |
79 | ||
80 | json_spirit::Object& o = v.get_obj(); | |
81 | for (json_spirit::Object::size_type i=0; i<o.size(); i++) { | |
82 | json_spirit::Pair& p = o[i]; | |
83 | if (p.name_ == "require_osd_release") { | |
84 | cout << "require_osd_release = " << p.value_.get_str() << std::endl; | |
85 | return p.value_.get_str(); | |
86 | } | |
87 | } | |
88 | cerr << "didn't find require_osd_release in " << outstr << std::endl; | |
89 | return ""; | |
90 | } | |
91 | ||
92 | class LibRadosTwoPoolsPP : public RadosTestPP | |
93 | { | |
94 | public: | |
95 | LibRadosTwoPoolsPP() {}; | |
96 | ~LibRadosTwoPoolsPP() override {}; | |
97 | protected: | |
98 | static void SetUpTestCase() { | |
99 | pool_name = get_temp_pool_name(); | |
100 | ASSERT_EQ("", create_one_pool_pp(pool_name, s_cluster)); | |
101 | } | |
102 | static void TearDownTestCase() { | |
103 | ASSERT_EQ(0, destroy_one_pool_pp(pool_name, s_cluster)); | |
104 | } | |
105 | static std::string cache_pool_name; | |
106 | ||
107 | void SetUp() override { | |
108 | cache_pool_name = get_temp_pool_name(); | |
109 | ASSERT_EQ(0, s_cluster.pool_create(cache_pool_name.c_str())); | |
110 | RadosTestPP::SetUp(); | |
111 | ||
112 | ASSERT_EQ(0, cluster.ioctx_create(cache_pool_name.c_str(), cache_ioctx)); | |
113 | cache_ioctx.application_enable("rados", true); | |
114 | cache_ioctx.set_namespace(nspace); | |
115 | } | |
116 | void TearDown() override { | |
117 | // flush + evict cache | |
118 | flush_evict_all(cluster, cache_ioctx); | |
119 | ||
120 | bufferlist inbl; | |
121 | // tear down tiers | |
122 | ASSERT_EQ(0, cluster.mon_command( | |
123 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
124 | "\"}", | |
125 | inbl, NULL, NULL)); | |
126 | ASSERT_EQ(0, cluster.mon_command( | |
127 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
128 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
129 | inbl, NULL, NULL)); | |
130 | ||
131 | // wait for maps to settle before next test | |
132 | cluster.wait_for_latest_osdmap(); | |
133 | ||
134 | RadosTestPP::TearDown(); | |
135 | ||
136 | cleanup_default_namespace(cache_ioctx); | |
137 | cleanup_namespace(cache_ioctx, nspace); | |
138 | ||
139 | cache_ioctx.close(); | |
140 | ASSERT_EQ(0, s_cluster.pool_delete(cache_pool_name.c_str())); | |
141 | } | |
142 | librados::IoCtx cache_ioctx; | |
143 | }; | |
144 | ||
145 | class Completions | |
146 | { | |
147 | public: | |
148 | Completions() = default; | |
149 | librados::AioCompletion* getCompletion() { | |
150 | librados::AioCompletion* comp = librados::Rados::aio_create_completion(); | |
151 | m_completions.push_back(comp); | |
152 | return comp; | |
153 | } | |
154 | ||
155 | ~Completions() { | |
156 | for (auto& comp : m_completions) { | |
157 | comp->release(); | |
158 | } | |
159 | } | |
160 | ||
161 | private: | |
162 | vector<librados::AioCompletion *> m_completions; | |
163 | }; | |
164 | ||
165 | Completions completions; | |
166 | ||
167 | std::string LibRadosTwoPoolsPP::cache_pool_name; | |
168 | ||
169 | TEST_F(LibRadosTierPP, Dirty) { | |
170 | { | |
171 | ObjectWriteOperation op; | |
172 | op.undirty(); | |
173 | ASSERT_EQ(0, ioctx.operate("foo", &op)); // still get 0 if it dne | |
174 | } | |
175 | { | |
176 | ObjectWriteOperation op; | |
177 | op.create(true); | |
178 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
179 | } | |
180 | { | |
181 | bool dirty = false; | |
182 | int r = -1; | |
183 | ObjectReadOperation op; | |
184 | op.is_dirty(&dirty, &r); | |
185 | ASSERT_EQ(0, ioctx.operate("foo", &op, NULL)); | |
186 | ASSERT_TRUE(dirty); | |
187 | ASSERT_EQ(0, r); | |
188 | } | |
189 | { | |
190 | ObjectWriteOperation op; | |
191 | op.undirty(); | |
192 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
193 | } | |
194 | { | |
195 | ObjectWriteOperation op; | |
196 | op.undirty(); | |
197 | ASSERT_EQ(0, ioctx.operate("foo", &op)); // still 0 if already clean | |
198 | } | |
199 | { | |
200 | bool dirty = false; | |
201 | int r = -1; | |
202 | ObjectReadOperation op; | |
203 | op.is_dirty(&dirty, &r); | |
204 | ASSERT_EQ(0, ioctx.operate("foo", &op, NULL)); | |
205 | ASSERT_FALSE(dirty); | |
206 | ASSERT_EQ(0, r); | |
207 | } | |
208 | { | |
209 | ObjectWriteOperation op; | |
210 | op.truncate(0); // still a write even tho it is a no-op | |
211 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
212 | } | |
213 | { | |
214 | bool dirty = false; | |
215 | int r = -1; | |
216 | ObjectReadOperation op; | |
217 | op.is_dirty(&dirty, &r); | |
218 | ASSERT_EQ(0, ioctx.operate("foo", &op, NULL)); | |
219 | ASSERT_TRUE(dirty); | |
220 | ASSERT_EQ(0, r); | |
221 | } | |
222 | } | |
223 | ||
224 | TEST_F(LibRadosTwoPoolsPP, Overlay) { | |
225 | // create objects | |
226 | { | |
227 | bufferlist bl; | |
228 | bl.append("base"); | |
229 | ObjectWriteOperation op; | |
230 | op.write_full(bl); | |
231 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
232 | } | |
233 | { | |
234 | bufferlist bl; | |
235 | bl.append("cache"); | |
236 | ObjectWriteOperation op; | |
237 | op.write_full(bl); | |
238 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op)); | |
239 | } | |
240 | ||
241 | // configure cache | |
242 | bufferlist inbl; | |
243 | ASSERT_EQ(0, cluster.mon_command( | |
244 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
245 | "\", \"tierpool\": \"" + cache_pool_name + | |
246 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
247 | inbl, NULL, NULL)); | |
248 | ASSERT_EQ(0, cluster.mon_command( | |
249 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
250 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
251 | inbl, NULL, NULL)); | |
252 | ||
253 | // wait for maps to settle | |
254 | cluster.wait_for_latest_osdmap(); | |
255 | ||
256 | // by default, the overlay sends us to cache pool | |
257 | { | |
258 | bufferlist bl; | |
259 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
260 | ASSERT_EQ('c', bl[0]); | |
261 | } | |
262 | { | |
263 | bufferlist bl; | |
264 | ASSERT_EQ(1, cache_ioctx.read("foo", bl, 1, 0)); | |
265 | ASSERT_EQ('c', bl[0]); | |
266 | } | |
267 | ||
268 | // unless we say otherwise | |
269 | { | |
270 | bufferlist bl; | |
271 | ObjectReadOperation op; | |
272 | op.read(0, 1, &bl, NULL); | |
273 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
274 | ASSERT_EQ(0, ioctx.aio_operate( | |
275 | "foo", completion, &op, | |
276 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
277 | completion->wait_for_complete(); | |
278 | ASSERT_EQ(0, completion->get_return_value()); | |
279 | completion->release(); | |
280 | ASSERT_EQ('b', bl[0]); | |
281 | } | |
282 | } | |
283 | ||
284 | TEST_F(LibRadosTwoPoolsPP, Promote) { | |
285 | // create object | |
286 | { | |
287 | bufferlist bl; | |
288 | bl.append("hi there"); | |
289 | ObjectWriteOperation op; | |
290 | op.write_full(bl); | |
291 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
292 | } | |
293 | ||
294 | // configure cache | |
295 | bufferlist inbl; | |
296 | ASSERT_EQ(0, cluster.mon_command( | |
297 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
298 | "\", \"tierpool\": \"" + cache_pool_name + | |
299 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
300 | inbl, NULL, NULL)); | |
301 | ASSERT_EQ(0, cluster.mon_command( | |
302 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
303 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
304 | inbl, NULL, NULL)); | |
305 | ASSERT_EQ(0, cluster.mon_command( | |
306 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
307 | "\", \"mode\": \"writeback\"}", | |
308 | inbl, NULL, NULL)); | |
309 | ||
310 | // wait for maps to settle | |
311 | cluster.wait_for_latest_osdmap(); | |
312 | ||
313 | // read, trigger a promote | |
314 | { | |
315 | bufferlist bl; | |
316 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
317 | } | |
318 | ||
319 | // read, trigger a whiteout | |
320 | { | |
321 | bufferlist bl; | |
322 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
323 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
324 | } | |
325 | ||
326 | // verify the object is present in the cache tier | |
327 | { | |
328 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
329 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
330 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
331 | ++it; | |
332 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
333 | ++it; | |
334 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
335 | } | |
336 | } | |
337 | ||
338 | TEST_F(LibRadosTwoPoolsPP, PromoteSnap) { | |
339 | // create object | |
340 | { | |
341 | bufferlist bl; | |
342 | bl.append("hi there"); | |
343 | ObjectWriteOperation op; | |
344 | op.write_full(bl); | |
345 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
346 | } | |
347 | { | |
348 | bufferlist bl; | |
349 | bl.append("hi there"); | |
350 | ObjectWriteOperation op; | |
351 | op.write_full(bl); | |
352 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
353 | } | |
354 | { | |
355 | bufferlist bl; | |
356 | bl.append("hi there"); | |
357 | ObjectWriteOperation op; | |
358 | op.write_full(bl); | |
359 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
360 | } | |
361 | { | |
362 | bufferlist bl; | |
363 | bl.append("hi there"); | |
364 | ObjectWriteOperation op; | |
365 | op.write_full(bl); | |
366 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
367 | } | |
368 | ||
369 | // create a snapshot, clone | |
370 | vector<uint64_t> my_snaps(1); | |
371 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
372 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
373 | my_snaps)); | |
374 | { | |
375 | bufferlist bl; | |
376 | bl.append("ciao!"); | |
377 | ObjectWriteOperation op; | |
378 | op.write_full(bl); | |
379 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
380 | } | |
381 | { | |
382 | bufferlist bl; | |
383 | bl.append("ciao!"); | |
384 | ObjectWriteOperation op; | |
385 | op.write_full(bl); | |
386 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
387 | } | |
388 | { | |
389 | ObjectWriteOperation op; | |
390 | op.remove(); | |
391 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
392 | } | |
393 | { | |
394 | bufferlist bl; | |
395 | bl.append("ciao!"); | |
396 | ObjectWriteOperation op; | |
397 | op.write_full(bl); | |
398 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
399 | } | |
400 | ||
401 | // configure cache | |
402 | bufferlist inbl; | |
403 | ASSERT_EQ(0, cluster.mon_command( | |
404 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
405 | "\", \"tierpool\": \"" + cache_pool_name + | |
406 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
407 | inbl, NULL, NULL)); | |
408 | ASSERT_EQ(0, cluster.mon_command( | |
409 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
410 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
411 | inbl, NULL, NULL)); | |
412 | ASSERT_EQ(0, cluster.mon_command( | |
413 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
414 | "\", \"mode\": \"writeback\"}", | |
415 | inbl, NULL, NULL)); | |
416 | ||
417 | // wait for maps to settle | |
418 | cluster.wait_for_latest_osdmap(); | |
419 | ||
420 | // read, trigger a promote on the head | |
421 | { | |
422 | bufferlist bl; | |
423 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
424 | ASSERT_EQ('c', bl[0]); | |
425 | } | |
426 | { | |
427 | bufferlist bl; | |
428 | ASSERT_EQ(1, ioctx.read("bam", bl, 1, 0)); | |
429 | ASSERT_EQ('c', bl[0]); | |
430 | } | |
431 | ||
432 | ioctx.snap_set_read(my_snaps[0]); | |
433 | ||
434 | // read foo snap | |
435 | { | |
436 | bufferlist bl; | |
437 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
438 | ASSERT_EQ('h', bl[0]); | |
439 | } | |
440 | ||
441 | // read bar snap | |
442 | { | |
443 | bufferlist bl; | |
444 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
445 | ASSERT_EQ('h', bl[0]); | |
446 | } | |
447 | ||
448 | // read baz snap | |
449 | { | |
450 | bufferlist bl; | |
451 | ASSERT_EQ(1, ioctx.read("baz", bl, 1, 0)); | |
452 | ASSERT_EQ('h', bl[0]); | |
453 | } | |
454 | ||
455 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
456 | ||
457 | // read foo | |
458 | { | |
459 | bufferlist bl; | |
460 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
461 | ASSERT_EQ('c', bl[0]); | |
462 | } | |
463 | ||
464 | // read bar | |
465 | { | |
466 | bufferlist bl; | |
467 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
468 | ASSERT_EQ('c', bl[0]); | |
469 | } | |
470 | ||
471 | // read baz | |
472 | { | |
473 | bufferlist bl; | |
474 | ASSERT_EQ(-ENOENT, ioctx.read("baz", bl, 1, 0)); | |
475 | } | |
476 | ||
477 | // cleanup | |
478 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
479 | } | |
480 | ||
481 | TEST_F(LibRadosTwoPoolsPP, PromoteSnapScrub) { | |
482 | int num = 100; | |
483 | ||
484 | // create objects | |
485 | for (int i=0; i<num; ++i) { | |
486 | bufferlist bl; | |
487 | bl.append("hi there"); | |
488 | ObjectWriteOperation op; | |
489 | op.write_full(bl); | |
490 | ASSERT_EQ(0, ioctx.operate(string("foo") + stringify(i), &op)); | |
491 | } | |
492 | ||
493 | vector<uint64_t> my_snaps; | |
494 | for (int snap=0; snap<4; ++snap) { | |
495 | // create a snapshot, clone | |
496 | vector<uint64_t> ns(1); | |
497 | ns.insert(ns.end(), my_snaps.begin(), my_snaps.end()); | |
498 | my_snaps.swap(ns); | |
499 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
500 | cout << "my_snaps " << my_snaps << std::endl; | |
501 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
502 | my_snaps)); | |
503 | for (int i=0; i<num; ++i) { | |
504 | bufferlist bl; | |
505 | bl.append(string("ciao! snap") + stringify(snap)); | |
506 | ObjectWriteOperation op; | |
507 | op.write_full(bl); | |
508 | ASSERT_EQ(0, ioctx.operate(string("foo") + stringify(i), &op)); | |
509 | } | |
510 | } | |
511 | ||
512 | // configure cache | |
513 | bufferlist inbl; | |
514 | ASSERT_EQ(0, cluster.mon_command( | |
515 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
516 | "\", \"tierpool\": \"" + cache_pool_name + | |
517 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
518 | inbl, NULL, NULL)); | |
519 | ASSERT_EQ(0, cluster.mon_command( | |
520 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
521 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
522 | inbl, NULL, NULL)); | |
523 | ASSERT_EQ(0, cluster.mon_command( | |
524 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
525 | "\", \"mode\": \"writeback\"}", | |
526 | inbl, NULL, NULL)); | |
527 | ||
528 | // wait for maps to settle | |
529 | cluster.wait_for_latest_osdmap(); | |
530 | ||
531 | // read, trigger a promote on _some_ heads to make sure we handle cases | |
532 | // where snaps are present and where they are not. | |
533 | cout << "promoting some heads" << std::endl; | |
534 | for (int i=0; i<num; ++i) { | |
535 | if (i % 5 == 0 || i > num - 3) { | |
536 | bufferlist bl; | |
537 | ASSERT_EQ(1, ioctx.read(string("foo") + stringify(i), bl, 1, 0)); | |
538 | ASSERT_EQ('c', bl[0]); | |
539 | } | |
540 | } | |
541 | ||
542 | for (unsigned snap = 0; snap < my_snaps.size(); ++snap) { | |
543 | cout << "promoting from clones for snap " << my_snaps[snap] << std::endl; | |
544 | ioctx.snap_set_read(my_snaps[snap]); | |
545 | ||
546 | // read some snaps, semi-randomly | |
547 | for (int i=0; i<50; ++i) { | |
548 | bufferlist bl; | |
549 | string o = string("foo") + stringify((snap * i * 137) % 80); | |
550 | //cout << o << std::endl; | |
551 | ASSERT_EQ(1, ioctx.read(o, bl, 1, 0)); | |
552 | } | |
553 | } | |
554 | ||
555 | // ok, stop and scrub this pool (to make sure scrub can handle | |
556 | // missing clones in the cache tier). | |
557 | { | |
558 | IoCtx cache_ioctx; | |
559 | ASSERT_EQ(0, cluster.ioctx_create(cache_pool_name.c_str(), cache_ioctx)); | |
560 | for (int i=0; i<10; ++i) { | |
561 | do { | |
562 | ostringstream ss; | |
563 | ss << "{\"prefix\": \"pg scrub\", \"pgid\": \"" | |
564 | << cache_ioctx.get_id() << "." << i | |
565 | << "\"}"; | |
566 | int r = cluster.mon_command(ss.str(), inbl, NULL, NULL); | |
567 | if (r == -ENOENT || // in case mgr osdmap is stale | |
568 | r == -EAGAIN) { | |
569 | sleep(5); | |
570 | continue; | |
571 | } | |
572 | } while (false); | |
573 | } | |
574 | ||
575 | // give it a few seconds to go. this is sloppy but is usually enough time | |
576 | cout << "waiting for scrubs..." << std::endl; | |
577 | sleep(30); | |
578 | cout << "done waiting" << std::endl; | |
579 | } | |
580 | ||
581 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
582 | ||
583 | //cleanup | |
584 | for (unsigned snap = 0; snap < my_snaps.size(); ++snap) { | |
585 | ioctx.selfmanaged_snap_remove(my_snaps[snap]); | |
586 | } | |
587 | } | |
588 | ||
589 | TEST_F(LibRadosTwoPoolsPP, PromoteSnapTrimRace) { | |
590 | // create object | |
591 | { | |
592 | bufferlist bl; | |
593 | bl.append("hi there"); | |
594 | ObjectWriteOperation op; | |
595 | op.write_full(bl); | |
596 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
597 | } | |
598 | ||
599 | // create a snapshot, clone | |
600 | vector<uint64_t> my_snaps(1); | |
601 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
602 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
603 | my_snaps)); | |
604 | { | |
605 | bufferlist bl; | |
606 | bl.append("ciao!"); | |
607 | ObjectWriteOperation op; | |
608 | op.write_full(bl); | |
609 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
610 | } | |
611 | ||
612 | // configure cache | |
613 | bufferlist inbl; | |
614 | ASSERT_EQ(0, cluster.mon_command( | |
615 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
616 | "\", \"tierpool\": \"" + cache_pool_name + | |
617 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
618 | inbl, NULL, NULL)); | |
619 | ASSERT_EQ(0, cluster.mon_command( | |
620 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
621 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
622 | inbl, NULL, NULL)); | |
623 | ASSERT_EQ(0, cluster.mon_command( | |
624 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
625 | "\", \"mode\": \"writeback\"}", | |
626 | inbl, NULL, NULL)); | |
627 | ||
628 | // wait for maps to settle | |
629 | cluster.wait_for_latest_osdmap(); | |
630 | ||
631 | // delete the snap | |
632 | ASSERT_EQ(0, ioctx.selfmanaged_snap_remove(my_snaps[0])); | |
633 | ||
634 | ioctx.snap_set_read(my_snaps[0]); | |
635 | ||
636 | // read foo snap. the OSD may or may not realize that this snap has | |
637 | // been logically deleted; either response is valid. | |
638 | { | |
639 | bufferlist bl; | |
640 | int r = ioctx.read("foo", bl, 1, 0); | |
641 | ASSERT_TRUE(r == 1 || r == -ENOENT); | |
642 | } | |
643 | ||
644 | // cleanup | |
645 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
646 | } | |
647 | ||
648 | TEST_F(LibRadosTwoPoolsPP, Whiteout) { | |
649 | // create object | |
650 | { | |
651 | bufferlist bl; | |
652 | bl.append("hi there"); | |
653 | ObjectWriteOperation op; | |
654 | op.write_full(bl); | |
655 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
656 | } | |
657 | ||
658 | // configure cache | |
659 | bufferlist inbl; | |
660 | ASSERT_EQ(0, cluster.mon_command( | |
661 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
662 | "\", \"tierpool\": \"" + cache_pool_name + | |
663 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
664 | inbl, NULL, NULL)); | |
665 | ASSERT_EQ(0, cluster.mon_command( | |
666 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
667 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
668 | inbl, NULL, NULL)); | |
669 | ASSERT_EQ(0, cluster.mon_command( | |
670 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
671 | "\", \"mode\": \"writeback\"}", | |
672 | inbl, NULL, NULL)); | |
673 | ||
674 | // wait for maps to settle | |
675 | cluster.wait_for_latest_osdmap(); | |
676 | ||
677 | // create some whiteouts, verify they behave | |
678 | { | |
679 | ObjectWriteOperation op; | |
680 | op.assert_exists(); | |
681 | op.remove(); | |
682 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
683 | } | |
684 | ||
685 | { | |
686 | ObjectWriteOperation op; | |
687 | op.assert_exists(); | |
688 | op.remove(); | |
689 | ASSERT_EQ(-ENOENT, ioctx.operate("bar", &op)); | |
690 | } | |
691 | { | |
692 | ObjectWriteOperation op; | |
693 | op.assert_exists(); | |
694 | op.remove(); | |
695 | ASSERT_EQ(-ENOENT, ioctx.operate("bar", &op)); | |
696 | } | |
697 | ||
698 | // verify the whiteouts are there in the cache tier | |
699 | { | |
700 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
701 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
702 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
703 | ++it; | |
704 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
705 | ++it; | |
706 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
707 | } | |
708 | ||
709 | // delete a whiteout and verify it goes away | |
710 | ASSERT_EQ(-ENOENT, ioctx.remove("foo")); | |
711 | { | |
712 | ObjectWriteOperation op; | |
713 | op.remove(); | |
714 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
715 | ASSERT_EQ(0, ioctx.aio_operate("bar", completion, &op, | |
716 | librados::OPERATION_IGNORE_CACHE)); | |
717 | completion->wait_for_complete(); | |
718 | ASSERT_EQ(0, completion->get_return_value()); | |
719 | completion->release(); | |
720 | ||
721 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
722 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
723 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
724 | ++it; | |
725 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
726 | } | |
727 | ||
728 | // recreate an object and verify we can read it | |
729 | { | |
730 | bufferlist bl; | |
731 | bl.append("hi there"); | |
732 | ObjectWriteOperation op; | |
733 | op.write_full(bl); | |
734 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
735 | } | |
736 | { | |
737 | bufferlist bl; | |
738 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
739 | ASSERT_EQ('h', bl[0]); | |
740 | } | |
741 | } | |
742 | ||
743 | TEST_F(LibRadosTwoPoolsPP, WhiteoutDeleteCreate) { | |
744 | // configure cache | |
745 | bufferlist inbl; | |
746 | ASSERT_EQ(0, cluster.mon_command( | |
747 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
748 | "\", \"tierpool\": \"" + cache_pool_name + | |
749 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
750 | inbl, NULL, NULL)); | |
751 | ASSERT_EQ(0, cluster.mon_command( | |
752 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
753 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
754 | inbl, NULL, NULL)); | |
755 | ASSERT_EQ(0, cluster.mon_command( | |
756 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
757 | "\", \"mode\": \"writeback\"}", | |
758 | inbl, NULL, NULL)); | |
759 | ||
760 | // wait for maps to settle | |
761 | cluster.wait_for_latest_osdmap(); | |
762 | ||
763 | // create an object | |
764 | { | |
765 | bufferlist bl; | |
766 | bl.append("foo"); | |
767 | ASSERT_EQ(0, ioctx.write_full("foo", bl)); | |
768 | } | |
769 | ||
770 | // do delete + create operation | |
771 | { | |
772 | ObjectWriteOperation op; | |
773 | op.remove(); | |
774 | bufferlist bl; | |
775 | bl.append("bar"); | |
776 | op.write_full(bl); | |
777 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
778 | } | |
779 | ||
780 | // verify it still "exists" (w/ new content) | |
781 | { | |
782 | bufferlist bl; | |
783 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
784 | ASSERT_EQ('b', bl[0]); | |
785 | } | |
786 | } | |
787 | ||
788 | TEST_F(LibRadosTwoPoolsPP, Evict) { | |
789 | // create object | |
790 | { | |
791 | bufferlist bl; | |
792 | bl.append("hi there"); | |
793 | ObjectWriteOperation op; | |
794 | op.write_full(bl); | |
795 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
796 | } | |
797 | ||
798 | // configure cache | |
799 | bufferlist inbl; | |
800 | ASSERT_EQ(0, cluster.mon_command( | |
801 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
802 | "\", \"tierpool\": \"" + cache_pool_name + | |
803 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
804 | inbl, NULL, NULL)); | |
805 | ASSERT_EQ(0, cluster.mon_command( | |
806 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
807 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
808 | inbl, NULL, NULL)); | |
809 | ASSERT_EQ(0, cluster.mon_command( | |
810 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
811 | "\", \"mode\": \"writeback\"}", | |
812 | inbl, NULL, NULL)); | |
813 | ||
814 | // wait for maps to settle | |
815 | cluster.wait_for_latest_osdmap(); | |
816 | ||
817 | // read, trigger a promote | |
818 | { | |
819 | bufferlist bl; | |
820 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
821 | } | |
822 | ||
823 | // read, trigger a whiteout, and a dirty object | |
824 | { | |
825 | bufferlist bl; | |
826 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
827 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
828 | ASSERT_EQ(0, ioctx.write("bar", bl, bl.length(), 0)); | |
829 | } | |
830 | ||
831 | // verify the object is present in the cache tier | |
832 | { | |
833 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
834 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
835 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
836 | ++it; | |
837 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
838 | ++it; | |
839 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
840 | } | |
841 | ||
842 | // pin | |
843 | { | |
844 | ObjectWriteOperation op; | |
845 | op.cache_pin(); | |
846 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
847 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
848 | completion->wait_for_complete(); | |
849 | ASSERT_EQ(0, completion->get_return_value()); | |
850 | completion->release(); | |
851 | } | |
852 | ||
853 | // evict the pinned object with -EPERM | |
854 | { | |
855 | ObjectReadOperation op; | |
856 | op.cache_evict(); | |
857 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
858 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op, | |
859 | librados::OPERATION_IGNORE_CACHE, | |
860 | NULL)); | |
861 | completion->wait_for_complete(); | |
862 | ASSERT_EQ(-EPERM, completion->get_return_value()); | |
863 | completion->release(); | |
864 | } | |
865 | ||
866 | // unpin | |
867 | { | |
868 | ObjectWriteOperation op; | |
869 | op.cache_unpin(); | |
870 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
871 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
872 | completion->wait_for_complete(); | |
873 | ASSERT_EQ(0, completion->get_return_value()); | |
874 | completion->release(); | |
875 | } | |
876 | ||
877 | // flush | |
878 | { | |
879 | ObjectReadOperation op; | |
880 | op.cache_flush(); | |
881 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
882 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
883 | "foo", completion, &op, | |
884 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
885 | completion->wait_for_complete(); | |
886 | ASSERT_EQ(0, completion->get_return_value()); | |
887 | completion->release(); | |
888 | } | |
889 | ||
890 | // verify clean | |
891 | { | |
892 | bool dirty = false; | |
893 | int r = -1; | |
894 | ObjectReadOperation op; | |
895 | op.is_dirty(&dirty, &r); | |
896 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
897 | ASSERT_FALSE(dirty); | |
898 | ASSERT_EQ(0, r); | |
899 | } | |
900 | ||
901 | // evict | |
902 | { | |
903 | ObjectReadOperation op; | |
904 | op.cache_evict(); | |
905 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
906 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op, | |
907 | librados::OPERATION_IGNORE_CACHE, | |
908 | NULL)); | |
909 | completion->wait_for_complete(); | |
910 | ASSERT_EQ(0, completion->get_return_value()); | |
911 | completion->release(); | |
912 | } | |
913 | { | |
914 | ObjectReadOperation op; | |
915 | op.cache_evict(); | |
916 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
917 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
918 | "foo", completion, &op, | |
919 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
920 | completion->wait_for_complete(); | |
921 | ASSERT_EQ(0, completion->get_return_value()); | |
922 | completion->release(); | |
923 | } | |
924 | { | |
925 | ObjectReadOperation op; | |
926 | op.cache_evict(); | |
927 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
928 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
929 | "bar", completion, &op, | |
930 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
931 | completion->wait_for_complete(); | |
932 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
933 | completion->release(); | |
934 | } | |
935 | } | |
936 | ||
937 | TEST_F(LibRadosTwoPoolsPP, EvictSnap) { | |
938 | // create object | |
939 | { | |
940 | bufferlist bl; | |
941 | bl.append("hi there"); | |
942 | ObjectWriteOperation op; | |
943 | op.write_full(bl); | |
944 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
945 | } | |
946 | { | |
947 | bufferlist bl; | |
948 | bl.append("hi there"); | |
949 | ObjectWriteOperation op; | |
950 | op.write_full(bl); | |
951 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
952 | } | |
953 | { | |
954 | bufferlist bl; | |
955 | bl.append("hi there"); | |
956 | ObjectWriteOperation op; | |
957 | op.write_full(bl); | |
958 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
959 | } | |
960 | { | |
961 | bufferlist bl; | |
962 | bl.append("hi there"); | |
963 | ObjectWriteOperation op; | |
964 | op.write_full(bl); | |
965 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
966 | } | |
967 | ||
968 | // create a snapshot, clone | |
969 | vector<uint64_t> my_snaps(1); | |
970 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
971 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
972 | my_snaps)); | |
973 | { | |
974 | bufferlist bl; | |
975 | bl.append("ciao!"); | |
976 | ObjectWriteOperation op; | |
977 | op.write_full(bl); | |
978 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
979 | } | |
980 | { | |
981 | bufferlist bl; | |
982 | bl.append("ciao!"); | |
983 | ObjectWriteOperation op; | |
984 | op.write_full(bl); | |
985 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
986 | } | |
987 | { | |
988 | ObjectWriteOperation op; | |
989 | op.remove(); | |
990 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
991 | } | |
992 | { | |
993 | bufferlist bl; | |
994 | bl.append("ciao!"); | |
995 | ObjectWriteOperation op; | |
996 | op.write_full(bl); | |
997 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
998 | } | |
999 | ||
1000 | // configure cache | |
1001 | bufferlist inbl; | |
1002 | ASSERT_EQ(0, cluster.mon_command( | |
1003 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
1004 | "\", \"tierpool\": \"" + cache_pool_name + | |
1005 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
1006 | inbl, NULL, NULL)); | |
1007 | ASSERT_EQ(0, cluster.mon_command( | |
1008 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1009 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1010 | inbl, NULL, NULL)); | |
1011 | ASSERT_EQ(0, cluster.mon_command( | |
1012 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
1013 | "\", \"mode\": \"writeback\"}", | |
1014 | inbl, NULL, NULL)); | |
1015 | ||
1016 | // wait for maps to settle | |
1017 | cluster.wait_for_latest_osdmap(); | |
1018 | ||
1019 | // read, trigger a promote on the head | |
1020 | { | |
1021 | bufferlist bl; | |
1022 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1023 | ASSERT_EQ('c', bl[0]); | |
1024 | } | |
1025 | { | |
1026 | bufferlist bl; | |
1027 | ASSERT_EQ(1, ioctx.read("bam", bl, 1, 0)); | |
1028 | ASSERT_EQ('c', bl[0]); | |
1029 | } | |
1030 | ||
1031 | // evict bam | |
1032 | { | |
1033 | ObjectReadOperation op; | |
1034 | op.cache_evict(); | |
1035 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1036 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1037 | "bam", completion, &op, | |
1038 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1039 | completion->wait_for_complete(); | |
1040 | ASSERT_EQ(0, completion->get_return_value()); | |
1041 | completion->release(); | |
1042 | } | |
1043 | { | |
1044 | bufferlist bl; | |
1045 | ObjectReadOperation op; | |
1046 | op.read(1, 0, &bl, NULL); | |
1047 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1048 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1049 | "bam", completion, &op, | |
1050 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1051 | completion->wait_for_complete(); | |
1052 | ASSERT_EQ(-ENOENT, completion->get_return_value()); | |
1053 | completion->release(); | |
1054 | } | |
1055 | ||
1056 | // read foo snap | |
1057 | ioctx.snap_set_read(my_snaps[0]); | |
1058 | { | |
1059 | bufferlist bl; | |
1060 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1061 | ASSERT_EQ('h', bl[0]); | |
1062 | } | |
1063 | ||
1064 | // evict foo snap | |
1065 | { | |
1066 | ObjectReadOperation op; | |
1067 | op.cache_evict(); | |
1068 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1069 | ASSERT_EQ(0, ioctx.aio_operate( | |
1070 | "foo", completion, &op, | |
1071 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1072 | completion->wait_for_complete(); | |
1073 | ASSERT_EQ(0, completion->get_return_value()); | |
1074 | completion->release(); | |
1075 | } | |
1076 | // snap is gone... | |
1077 | { | |
1078 | bufferlist bl; | |
1079 | ObjectReadOperation op; | |
1080 | op.read(1, 0, &bl, NULL); | |
1081 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1082 | ASSERT_EQ(0, ioctx.aio_operate( | |
1083 | "foo", completion, &op, | |
1084 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1085 | completion->wait_for_complete(); | |
1086 | ASSERT_EQ(-ENOENT, completion->get_return_value()); | |
1087 | completion->release(); | |
1088 | } | |
1089 | // head is still there... | |
1090 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1091 | { | |
1092 | bufferlist bl; | |
1093 | ObjectReadOperation op; | |
1094 | op.read(1, 0, &bl, NULL); | |
1095 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1096 | ASSERT_EQ(0, ioctx.aio_operate( | |
1097 | "foo", completion, &op, | |
1098 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1099 | completion->wait_for_complete(); | |
1100 | ASSERT_EQ(0, completion->get_return_value()); | |
1101 | completion->release(); | |
1102 | } | |
1103 | ||
1104 | // promote head + snap of bar | |
1105 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1106 | { | |
1107 | bufferlist bl; | |
1108 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
1109 | ASSERT_EQ('c', bl[0]); | |
1110 | } | |
1111 | ioctx.snap_set_read(my_snaps[0]); | |
1112 | { | |
1113 | bufferlist bl; | |
1114 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
1115 | ASSERT_EQ('h', bl[0]); | |
1116 | } | |
1117 | ||
1118 | // evict bar head (fail) | |
1119 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1120 | { | |
1121 | ObjectReadOperation op; | |
1122 | op.cache_evict(); | |
1123 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1124 | ASSERT_EQ(0, ioctx.aio_operate( | |
1125 | "bar", completion, &op, | |
1126 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1127 | completion->wait_for_complete(); | |
1128 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
1129 | completion->release(); | |
1130 | } | |
1131 | ||
1132 | // evict bar snap | |
1133 | ioctx.snap_set_read(my_snaps[0]); | |
1134 | { | |
1135 | ObjectReadOperation op; | |
1136 | op.cache_evict(); | |
1137 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1138 | ASSERT_EQ(0, ioctx.aio_operate( | |
1139 | "bar", completion, &op, | |
1140 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1141 | completion->wait_for_complete(); | |
1142 | ASSERT_EQ(0, completion->get_return_value()); | |
1143 | completion->release(); | |
1144 | } | |
1145 | // ...and then head | |
1146 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1147 | { | |
1148 | bufferlist bl; | |
1149 | ObjectReadOperation op; | |
1150 | op.read(1, 0, &bl, NULL); | |
1151 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1152 | ASSERT_EQ(0, ioctx.aio_operate( | |
1153 | "bar", completion, &op, | |
1154 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1155 | completion->wait_for_complete(); | |
1156 | ASSERT_EQ(0, completion->get_return_value()); | |
1157 | completion->release(); | |
1158 | } | |
1159 | { | |
1160 | ObjectReadOperation op; | |
1161 | op.cache_evict(); | |
1162 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1163 | ASSERT_EQ(0, ioctx.aio_operate( | |
1164 | "bar", completion, &op, | |
1165 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1166 | completion->wait_for_complete(); | |
1167 | ASSERT_EQ(0, completion->get_return_value()); | |
1168 | completion->release(); | |
1169 | } | |
1170 | ||
1171 | // cleanup | |
1172 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
1173 | } | |
1174 | ||
1175 | // this test case reproduces http://tracker.ceph.com/issues/8629 | |
1176 | TEST_F(LibRadosTwoPoolsPP, EvictSnap2) { | |
1177 | // create object | |
1178 | { | |
1179 | bufferlist bl; | |
1180 | bl.append("hi there"); | |
1181 | ObjectWriteOperation op; | |
1182 | op.write_full(bl); | |
1183 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1184 | } | |
1185 | // create a snapshot, clone | |
1186 | vector<uint64_t> my_snaps(1); | |
1187 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
1188 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
1189 | my_snaps)); | |
1190 | { | |
1191 | bufferlist bl; | |
1192 | bl.append("ciao!"); | |
1193 | ObjectWriteOperation op; | |
1194 | op.write_full(bl); | |
1195 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1196 | } | |
1197 | // configure cache | |
1198 | bufferlist inbl; | |
1199 | ASSERT_EQ(0, cluster.mon_command( | |
1200 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
1201 | "\", \"tierpool\": \"" + cache_pool_name + | |
1202 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
1203 | inbl, NULL, NULL)); | |
1204 | ASSERT_EQ(0, cluster.mon_command( | |
1205 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1206 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1207 | inbl, NULL, NULL)); | |
1208 | ASSERT_EQ(0, cluster.mon_command( | |
1209 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
1210 | "\", \"mode\": \"writeback\"}", | |
1211 | inbl, NULL, NULL)); | |
1212 | ||
1213 | // wait for maps to settle | |
1214 | cluster.wait_for_latest_osdmap(); | |
1215 | ||
1216 | // read, trigger a promote on the head | |
1217 | { | |
1218 | bufferlist bl; | |
1219 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1220 | ASSERT_EQ('c', bl[0]); | |
1221 | } | |
1222 | ||
1223 | // evict | |
1224 | { | |
1225 | ObjectReadOperation op; | |
1226 | op.cache_evict(); | |
1227 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1228 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1229 | "foo", completion, &op, | |
1230 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1231 | completion->wait_for_complete(); | |
1232 | ASSERT_EQ(0, completion->get_return_value()); | |
1233 | completion->release(); | |
1234 | } | |
1235 | ||
1236 | // verify the snapdir is not present in the cache pool | |
1237 | { | |
1238 | ObjectReadOperation op; | |
1239 | librados::snap_set_t snapset; | |
1240 | op.list_snaps(&snapset, NULL); | |
1241 | ioctx.snap_set_read(librados::SNAP_DIR); | |
1242 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1243 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op, | |
1244 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1245 | completion->wait_for_complete(); | |
1246 | ASSERT_EQ(-ENOENT, completion->get_return_value()); | |
1247 | completion->release(); | |
1248 | } | |
1249 | } | |
1250 | ||
1251 | //This test case reproduces http://tracker.ceph.com/issues/17445 | |
1252 | TEST_F(LibRadosTwoPoolsPP, ListSnap){ | |
1253 | // Create object | |
1254 | { | |
1255 | bufferlist bl; | |
1256 | bl.append("hi there"); | |
1257 | ObjectWriteOperation op; | |
1258 | op.write_full(bl); | |
1259 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1260 | } | |
1261 | { | |
1262 | bufferlist bl; | |
1263 | bl.append("hi there"); | |
1264 | ObjectWriteOperation op; | |
1265 | op.write_full(bl); | |
1266 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
1267 | } | |
1268 | { | |
1269 | bufferlist bl; | |
1270 | bl.append("hi there"); | |
1271 | ObjectWriteOperation op; | |
1272 | op.write_full(bl); | |
1273 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
1274 | } | |
1275 | { | |
1276 | bufferlist bl; | |
1277 | bl.append("hi there"); | |
1278 | ObjectWriteOperation op; | |
1279 | op.write_full(bl); | |
1280 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
1281 | } | |
1282 | ||
1283 | // Create a snapshot, clone | |
1284 | vector<uint64_t> my_snaps(1); | |
1285 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
1286 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
1287 | my_snaps)); | |
1288 | { | |
1289 | bufferlist bl; | |
1290 | bl.append("ciao!"); | |
1291 | ObjectWriteOperation op; | |
1292 | op.write_full(bl); | |
1293 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1294 | } | |
1295 | { | |
1296 | bufferlist bl; | |
1297 | bl.append("ciao!"); | |
1298 | ObjectWriteOperation op; | |
1299 | op.write_full(bl); | |
1300 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
1301 | } | |
1302 | { | |
1303 | ObjectWriteOperation op; | |
1304 | op.remove(); | |
1305 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
1306 | } | |
1307 | { | |
1308 | bufferlist bl; | |
1309 | bl.append("ciao!"); | |
1310 | ObjectWriteOperation op; | |
1311 | op.write_full(bl); | |
1312 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
1313 | } | |
1314 | ||
1315 | // Configure cache | |
1316 | bufferlist inbl; | |
1317 | ASSERT_EQ(0, cluster.mon_command( | |
1318 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
1319 | "\", \"tierpool\": \"" + cache_pool_name + | |
1320 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
1321 | inbl, NULL, NULL)); | |
1322 | ASSERT_EQ(0, cluster.mon_command( | |
1323 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1324 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1325 | inbl, NULL, NULL)); | |
1326 | ASSERT_EQ(0, cluster.mon_command( | |
1327 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
1328 | "\", \"mode\": \"writeback\"}", | |
1329 | inbl, NULL, NULL)); | |
1330 | ||
1331 | // Wait for maps to settle | |
1332 | cluster.wait_for_latest_osdmap(); | |
1333 | ||
1334 | // Read, trigger a promote on the head | |
1335 | { | |
1336 | bufferlist bl; | |
1337 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1338 | ASSERT_EQ('c', bl[0]); | |
1339 | } | |
1340 | ||
1341 | // Read foo snap | |
1342 | ioctx.snap_set_read(my_snaps[0]); | |
1343 | { | |
1344 | bufferlist bl; | |
1345 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1346 | ASSERT_EQ('h', bl[0]); | |
1347 | } | |
1348 | ||
1349 | // Evict foo snap | |
1350 | { | |
1351 | ObjectReadOperation op; | |
1352 | op.cache_evict(); | |
1353 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1354 | ASSERT_EQ(0, ioctx.aio_operate( | |
1355 | "foo", completion, &op, | |
1356 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1357 | completion->wait_for_complete(); | |
1358 | ASSERT_EQ(0, completion->get_return_value()); | |
1359 | completion->release(); | |
1360 | } | |
1361 | // Snap is gone... | |
1362 | { | |
1363 | bufferlist bl; | |
1364 | ObjectReadOperation op; | |
1365 | op.read(1, 0, &bl, NULL); | |
1366 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1367 | ASSERT_EQ(0, ioctx.aio_operate( | |
1368 | "foo", completion, &op, | |
1369 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1370 | completion->wait_for_complete(); | |
1371 | ASSERT_EQ(-ENOENT, completion->get_return_value()); | |
1372 | completion->release(); | |
1373 | } | |
1374 | ||
1375 | // Do list-snaps | |
1376 | ioctx.snap_set_read(CEPH_SNAPDIR); | |
1377 | { | |
1378 | snap_set_t snap_set; | |
1379 | int snap_ret; | |
1380 | ObjectReadOperation op; | |
1381 | op.list_snaps(&snap_set, &snap_ret); | |
1382 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1383 | ASSERT_EQ(0, ioctx.aio_operate( | |
1384 | "foo", completion, &op, | |
1385 | 0, NULL)); | |
1386 | completion->wait_for_complete(); | |
1387 | ASSERT_EQ(0, snap_ret); | |
1388 | ASSERT_LT(0u, snap_set.clones.size()); | |
1389 | for (vector<librados::clone_info_t>::const_iterator r = snap_set.clones.begin(); | |
1390 | r != snap_set.clones.end(); | |
1391 | ++r) { | |
1392 | if (r->cloneid != librados::SNAP_HEAD) { | |
1393 | ASSERT_LT(0u, r->snaps.size()); | |
1394 | } | |
1395 | } | |
1396 | } | |
1397 | ||
1398 | // Cleanup | |
1399 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
1400 | } | |
1401 | ||
1402 | TEST_F(LibRadosTwoPoolsPP, TryFlush) { | |
1403 | // configure cache | |
1404 | bufferlist inbl; | |
1405 | ASSERT_EQ(0, cluster.mon_command( | |
1406 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
1407 | "\", \"tierpool\": \"" + cache_pool_name + | |
1408 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
1409 | inbl, NULL, NULL)); | |
1410 | ASSERT_EQ(0, cluster.mon_command( | |
1411 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1412 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1413 | inbl, NULL, NULL)); | |
1414 | ASSERT_EQ(0, cluster.mon_command( | |
1415 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
1416 | "\", \"mode\": \"writeback\"}", | |
1417 | inbl, NULL, NULL)); | |
1418 | ||
1419 | // wait for maps to settle | |
1420 | cluster.wait_for_latest_osdmap(); | |
1421 | ||
1422 | // create object | |
1423 | { | |
1424 | bufferlist bl; | |
1425 | bl.append("hi there"); | |
1426 | ObjectWriteOperation op; | |
1427 | op.write_full(bl); | |
1428 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1429 | } | |
1430 | ||
1431 | // verify the object is present in the cache tier | |
1432 | { | |
1433 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
1434 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
1435 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
1436 | ++it; | |
1437 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
1438 | } | |
1439 | ||
1440 | // verify the object is NOT present in the base tier | |
1441 | { | |
1442 | NObjectIterator it = ioctx.nobjects_begin(); | |
1443 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
1444 | } | |
1445 | ||
1446 | // verify dirty | |
1447 | { | |
1448 | bool dirty = false; | |
1449 | int r = -1; | |
1450 | ObjectReadOperation op; | |
1451 | op.is_dirty(&dirty, &r); | |
1452 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
1453 | ASSERT_TRUE(dirty); | |
1454 | ASSERT_EQ(0, r); | |
1455 | } | |
1456 | ||
1457 | // pin | |
1458 | { | |
1459 | ObjectWriteOperation op; | |
1460 | op.cache_pin(); | |
1461 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1462 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
1463 | completion->wait_for_complete(); | |
1464 | ASSERT_EQ(0, completion->get_return_value()); | |
1465 | completion->release(); | |
1466 | } | |
1467 | ||
1468 | // flush the pinned object with -EPERM | |
1469 | { | |
1470 | ObjectReadOperation op; | |
1471 | op.cache_try_flush(); | |
1472 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1473 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1474 | "foo", completion, &op, | |
1475 | librados::OPERATION_IGNORE_OVERLAY | | |
1476 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
1477 | completion->wait_for_complete(); | |
1478 | ASSERT_EQ(-EPERM, completion->get_return_value()); | |
1479 | completion->release(); | |
1480 | } | |
1481 | ||
1482 | // unpin | |
1483 | { | |
1484 | ObjectWriteOperation op; | |
1485 | op.cache_unpin(); | |
1486 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1487 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
1488 | completion->wait_for_complete(); | |
1489 | ASSERT_EQ(0, completion->get_return_value()); | |
1490 | completion->release(); | |
1491 | } | |
1492 | ||
1493 | // flush | |
1494 | { | |
1495 | ObjectReadOperation op; | |
1496 | op.cache_try_flush(); | |
1497 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1498 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1499 | "foo", completion, &op, | |
1500 | librados::OPERATION_IGNORE_OVERLAY | | |
1501 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
1502 | completion->wait_for_complete(); | |
1503 | ASSERT_EQ(0, completion->get_return_value()); | |
1504 | completion->release(); | |
1505 | } | |
1506 | ||
1507 | // verify clean | |
1508 | { | |
1509 | bool dirty = false; | |
1510 | int r = -1; | |
1511 | ObjectReadOperation op; | |
1512 | op.is_dirty(&dirty, &r); | |
1513 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
1514 | ASSERT_FALSE(dirty); | |
1515 | ASSERT_EQ(0, r); | |
1516 | } | |
1517 | ||
1518 | // verify in base tier | |
1519 | { | |
1520 | NObjectIterator it = ioctx.nobjects_begin(); | |
1521 | ASSERT_TRUE(it != ioctx.nobjects_end()); | |
1522 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
1523 | ++it; | |
1524 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
1525 | } | |
1526 | ||
1527 | // evict it | |
1528 | { | |
1529 | ObjectReadOperation op; | |
1530 | op.cache_evict(); | |
1531 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1532 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1533 | "foo", completion, &op, librados::OPERATION_IGNORE_CACHE, NULL)); | |
1534 | completion->wait_for_complete(); | |
1535 | ASSERT_EQ(0, completion->get_return_value()); | |
1536 | completion->release(); | |
1537 | } | |
1538 | ||
1539 | // verify no longer in cache tier | |
1540 | { | |
1541 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
1542 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
1543 | } | |
1544 | } | |
1545 | ||
1546 | TEST_F(LibRadosTwoPoolsPP, Flush) { | |
1547 | // configure cache | |
1548 | bufferlist inbl; | |
1549 | ASSERT_EQ(0, cluster.mon_command( | |
1550 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
1551 | "\", \"tierpool\": \"" + cache_pool_name + | |
1552 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
1553 | inbl, NULL, NULL)); | |
1554 | ASSERT_EQ(0, cluster.mon_command( | |
1555 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1556 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1557 | inbl, NULL, NULL)); | |
1558 | ASSERT_EQ(0, cluster.mon_command( | |
1559 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
1560 | "\", \"mode\": \"writeback\"}", | |
1561 | inbl, NULL, NULL)); | |
1562 | ||
1563 | // wait for maps to settle | |
1564 | cluster.wait_for_latest_osdmap(); | |
1565 | ||
1566 | uint64_t user_version = 0; | |
1567 | ||
1568 | // create object | |
1569 | { | |
1570 | bufferlist bl; | |
1571 | bl.append("hi there"); | |
1572 | ObjectWriteOperation op; | |
1573 | op.write_full(bl); | |
1574 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1575 | } | |
1576 | ||
1577 | // verify the object is present in the cache tier | |
1578 | { | |
1579 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
1580 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
1581 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
1582 | ++it; | |
1583 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
1584 | } | |
1585 | ||
1586 | // verify the object is NOT present in the base tier | |
1587 | { | |
1588 | NObjectIterator it = ioctx.nobjects_begin(); | |
1589 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
1590 | } | |
1591 | ||
1592 | // verify dirty | |
1593 | { | |
1594 | bool dirty = false; | |
1595 | int r = -1; | |
1596 | ObjectReadOperation op; | |
1597 | op.is_dirty(&dirty, &r); | |
1598 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
1599 | ASSERT_TRUE(dirty); | |
1600 | ASSERT_EQ(0, r); | |
1601 | user_version = cache_ioctx.get_last_version(); | |
1602 | } | |
1603 | ||
1604 | // pin | |
1605 | { | |
1606 | ObjectWriteOperation op; | |
1607 | op.cache_pin(); | |
1608 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1609 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
1610 | completion->wait_for_complete(); | |
1611 | ASSERT_EQ(0, completion->get_return_value()); | |
1612 | completion->release(); | |
1613 | } | |
1614 | ||
1615 | // flush the pinned object with -EPERM | |
1616 | { | |
1617 | ObjectReadOperation op; | |
1618 | op.cache_try_flush(); | |
1619 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1620 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1621 | "foo", completion, &op, | |
1622 | librados::OPERATION_IGNORE_OVERLAY | | |
1623 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
1624 | completion->wait_for_complete(); | |
1625 | ASSERT_EQ(-EPERM, completion->get_return_value()); | |
1626 | completion->release(); | |
1627 | } | |
1628 | ||
1629 | // unpin | |
1630 | { | |
1631 | ObjectWriteOperation op; | |
1632 | op.cache_unpin(); | |
1633 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1634 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
1635 | completion->wait_for_complete(); | |
1636 | ASSERT_EQ(0, completion->get_return_value()); | |
1637 | completion->release(); | |
1638 | } | |
1639 | ||
1640 | // flush | |
1641 | { | |
1642 | ObjectReadOperation op; | |
1643 | op.cache_flush(); | |
1644 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1645 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1646 | "foo", completion, &op, | |
1647 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
1648 | completion->wait_for_complete(); | |
1649 | ASSERT_EQ(0, completion->get_return_value()); | |
1650 | completion->release(); | |
1651 | } | |
1652 | ||
1653 | // verify clean | |
1654 | { | |
1655 | bool dirty = false; | |
1656 | int r = -1; | |
1657 | ObjectReadOperation op; | |
1658 | op.is_dirty(&dirty, &r); | |
1659 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
1660 | ASSERT_FALSE(dirty); | |
1661 | ASSERT_EQ(0, r); | |
1662 | } | |
1663 | ||
1664 | // verify in base tier | |
1665 | { | |
1666 | NObjectIterator it = ioctx.nobjects_begin(); | |
1667 | ASSERT_TRUE(it != ioctx.nobjects_end()); | |
1668 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
1669 | ++it; | |
1670 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
1671 | } | |
1672 | ||
1673 | // evict it | |
1674 | { | |
1675 | ObjectReadOperation op; | |
1676 | op.cache_evict(); | |
1677 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1678 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1679 | "foo", completion, &op, librados::OPERATION_IGNORE_CACHE, NULL)); | |
1680 | completion->wait_for_complete(); | |
1681 | ASSERT_EQ(0, completion->get_return_value()); | |
1682 | completion->release(); | |
1683 | } | |
1684 | ||
1685 | // verify no longer in cache tier | |
1686 | { | |
1687 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
1688 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
1689 | } | |
1690 | ||
1691 | // read it again and verify the version is consistent | |
1692 | { | |
1693 | bufferlist bl; | |
1694 | ASSERT_EQ(1, cache_ioctx.read("foo", bl, 1, 0)); | |
1695 | ASSERT_EQ(user_version, cache_ioctx.get_last_version()); | |
1696 | } | |
1697 | ||
1698 | // erase it | |
1699 | { | |
1700 | ObjectWriteOperation op; | |
1701 | op.remove(); | |
1702 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1703 | } | |
1704 | ||
1705 | // flush whiteout | |
1706 | { | |
1707 | ObjectReadOperation op; | |
1708 | op.cache_flush(); | |
1709 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1710 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1711 | "foo", completion, &op, | |
1712 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
1713 | completion->wait_for_complete(); | |
1714 | ASSERT_EQ(0, completion->get_return_value()); | |
1715 | completion->release(); | |
1716 | } | |
1717 | ||
1718 | // evict | |
1719 | { | |
1720 | ObjectReadOperation op; | |
1721 | op.cache_evict(); | |
1722 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1723 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1724 | "foo", completion, &op, librados::OPERATION_IGNORE_CACHE, NULL)); | |
1725 | completion->wait_for_complete(); | |
1726 | ASSERT_EQ(0, completion->get_return_value()); | |
1727 | completion->release(); | |
1728 | } | |
1729 | ||
1730 | // verify no longer in cache tier | |
1731 | { | |
1732 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
1733 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
1734 | } | |
1735 | // or base tier | |
1736 | { | |
1737 | NObjectIterator it = ioctx.nobjects_begin(); | |
1738 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
1739 | } | |
1740 | } | |
1741 | ||
1742 | TEST_F(LibRadosTwoPoolsPP, FlushSnap) { | |
1743 | // configure cache | |
1744 | bufferlist inbl; | |
1745 | ASSERT_EQ(0, cluster.mon_command( | |
1746 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
1747 | "\", \"tierpool\": \"" + cache_pool_name + | |
1748 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
1749 | inbl, NULL, NULL)); | |
1750 | ASSERT_EQ(0, cluster.mon_command( | |
1751 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1752 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1753 | inbl, NULL, NULL)); | |
1754 | ASSERT_EQ(0, cluster.mon_command( | |
1755 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
1756 | "\", \"mode\": \"writeback\"}", | |
1757 | inbl, NULL, NULL)); | |
1758 | ||
1759 | // wait for maps to settle | |
1760 | cluster.wait_for_latest_osdmap(); | |
1761 | ||
1762 | // create object | |
1763 | { | |
1764 | bufferlist bl; | |
1765 | bl.append("a"); | |
1766 | ObjectWriteOperation op; | |
1767 | op.write_full(bl); | |
1768 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1769 | } | |
1770 | ||
1771 | // create a snapshot, clone | |
1772 | vector<uint64_t> my_snaps(1); | |
1773 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
1774 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
1775 | my_snaps)); | |
1776 | { | |
1777 | bufferlist bl; | |
1778 | bl.append("b"); | |
1779 | ObjectWriteOperation op; | |
1780 | op.write_full(bl); | |
1781 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1782 | } | |
1783 | ||
1784 | // and another | |
1785 | my_snaps.resize(2); | |
1786 | my_snaps[1] = my_snaps[0]; | |
1787 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
1788 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
1789 | my_snaps)); | |
1790 | { | |
1791 | bufferlist bl; | |
1792 | bl.append("c"); | |
1793 | ObjectWriteOperation op; | |
1794 | op.write_full(bl); | |
1795 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1796 | } | |
1797 | ||
1798 | // verify the object is present in the cache tier | |
1799 | { | |
1800 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
1801 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
1802 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
1803 | ++it; | |
1804 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
1805 | } | |
1806 | ||
1807 | // verify the object is NOT present in the base tier | |
1808 | { | |
1809 | NObjectIterator it = ioctx.nobjects_begin(); | |
1810 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
1811 | } | |
1812 | ||
1813 | // flush on head (should fail) | |
1814 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1815 | { | |
1816 | ObjectReadOperation op; | |
1817 | op.cache_flush(); | |
1818 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1819 | ASSERT_EQ(0, ioctx.aio_operate( | |
1820 | "foo", completion, &op, | |
1821 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1822 | completion->wait_for_complete(); | |
1823 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
1824 | completion->release(); | |
1825 | } | |
1826 | // flush on recent snap (should fail) | |
1827 | ioctx.snap_set_read(my_snaps[0]); | |
1828 | { | |
1829 | ObjectReadOperation op; | |
1830 | op.cache_flush(); | |
1831 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1832 | ASSERT_EQ(0, ioctx.aio_operate( | |
1833 | "foo", completion, &op, | |
1834 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1835 | completion->wait_for_complete(); | |
1836 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
1837 | completion->release(); | |
1838 | } | |
1839 | // flush on oldest snap | |
1840 | ioctx.snap_set_read(my_snaps[1]); | |
1841 | { | |
1842 | ObjectReadOperation op; | |
1843 | op.cache_flush(); | |
1844 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1845 | ASSERT_EQ(0, ioctx.aio_operate( | |
1846 | "foo", completion, &op, | |
1847 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1848 | completion->wait_for_complete(); | |
1849 | ASSERT_EQ(0, completion->get_return_value()); | |
1850 | completion->release(); | |
1851 | } | |
1852 | // flush on next oldest snap | |
1853 | ioctx.snap_set_read(my_snaps[0]); | |
1854 | { | |
1855 | ObjectReadOperation op; | |
1856 | op.cache_flush(); | |
1857 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1858 | ASSERT_EQ(0, ioctx.aio_operate( | |
1859 | "foo", completion, &op, | |
1860 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1861 | completion->wait_for_complete(); | |
1862 | ASSERT_EQ(0, completion->get_return_value()); | |
1863 | completion->release(); | |
1864 | } | |
1865 | // flush on head | |
1866 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1867 | { | |
1868 | ObjectReadOperation op; | |
1869 | op.cache_flush(); | |
1870 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1871 | ASSERT_EQ(0, ioctx.aio_operate( | |
1872 | "foo", completion, &op, | |
1873 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
1874 | completion->wait_for_complete(); | |
1875 | ASSERT_EQ(0, completion->get_return_value()); | |
1876 | completion->release(); | |
1877 | } | |
1878 | ||
1879 | // verify i can read the snaps from the cache pool | |
1880 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1881 | { | |
1882 | bufferlist bl; | |
1883 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1884 | ASSERT_EQ('c', bl[0]); | |
1885 | } | |
1886 | ioctx.snap_set_read(my_snaps[0]); | |
1887 | { | |
1888 | bufferlist bl; | |
1889 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1890 | ASSERT_EQ('b', bl[0]); | |
1891 | } | |
1892 | ioctx.snap_set_read(my_snaps[1]); | |
1893 | { | |
1894 | bufferlist bl; | |
1895 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1896 | ASSERT_EQ('a', bl[0]); | |
1897 | } | |
1898 | ||
1899 | // remove overlay | |
1900 | ASSERT_EQ(0, cluster.mon_command( | |
1901 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
1902 | "\"}", | |
1903 | inbl, NULL, NULL)); | |
1904 | ||
1905 | // wait for maps to settle | |
1906 | cluster.wait_for_latest_osdmap(); | |
1907 | ||
1908 | // verify i can read the snaps from the base pool | |
1909 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
1910 | { | |
1911 | bufferlist bl; | |
1912 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1913 | ASSERT_EQ('c', bl[0]); | |
1914 | } | |
1915 | ioctx.snap_set_read(my_snaps[0]); | |
1916 | { | |
1917 | bufferlist bl; | |
1918 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1919 | ASSERT_EQ('b', bl[0]); | |
1920 | } | |
1921 | ioctx.snap_set_read(my_snaps[1]); | |
1922 | { | |
1923 | bufferlist bl; | |
1924 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
1925 | ASSERT_EQ('a', bl[0]); | |
1926 | } | |
1927 | ||
1928 | ASSERT_EQ(0, cluster.mon_command( | |
1929 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1930 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1931 | inbl, NULL, NULL)); | |
1932 | ||
1933 | // cleanup | |
1934 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
1935 | } | |
1936 | ||
1937 | TEST_F(LibRadosTierPP, FlushWriteRaces) { | |
1938 | Rados cluster; | |
1939 | std::string pool_name = get_temp_pool_name(); | |
1940 | std::string cache_pool_name = pool_name + "-cache"; | |
1941 | ASSERT_EQ("", create_one_pool_pp(pool_name, cluster)); | |
1942 | ASSERT_EQ(0, cluster.pool_create(cache_pool_name.c_str())); | |
1943 | IoCtx cache_ioctx; | |
1944 | ASSERT_EQ(0, cluster.ioctx_create(cache_pool_name.c_str(), cache_ioctx)); | |
1945 | cache_ioctx.application_enable("rados", true); | |
1946 | IoCtx ioctx; | |
1947 | ASSERT_EQ(0, cluster.ioctx_create(pool_name.c_str(), ioctx)); | |
1948 | ||
1949 | // configure cache | |
1950 | bufferlist inbl; | |
1951 | ASSERT_EQ(0, cluster.mon_command( | |
1952 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
1953 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
1954 | inbl, NULL, NULL)); | |
1955 | ASSERT_EQ(0, cluster.mon_command( | |
1956 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
1957 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
1958 | inbl, NULL, NULL)); | |
1959 | ASSERT_EQ(0, cluster.mon_command( | |
1960 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
1961 | "\", \"mode\": \"writeback\"}", | |
1962 | inbl, NULL, NULL)); | |
1963 | ||
1964 | // wait for maps to settle | |
1965 | cluster.wait_for_latest_osdmap(); | |
1966 | ||
1967 | // create/dirty object | |
1968 | bufferlist bl; | |
1969 | bl.append("hi there"); | |
1970 | { | |
1971 | ObjectWriteOperation op; | |
1972 | op.write_full(bl); | |
1973 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
1974 | } | |
1975 | ||
1976 | // flush + write | |
1977 | { | |
1978 | ObjectReadOperation op; | |
1979 | op.cache_flush(); | |
1980 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
1981 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
1982 | "foo", completion, &op, | |
1983 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
1984 | ||
1985 | ObjectWriteOperation op2; | |
1986 | op2.write_full(bl); | |
1987 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
1988 | ASSERT_EQ(0, ioctx.aio_operate( | |
1989 | "foo", completion2, &op2, 0)); | |
1990 | ||
1991 | completion->wait_for_complete(); | |
1992 | completion2->wait_for_complete(); | |
1993 | ASSERT_EQ(0, completion->get_return_value()); | |
1994 | ASSERT_EQ(0, completion2->get_return_value()); | |
1995 | completion->release(); | |
1996 | completion2->release(); | |
1997 | } | |
1998 | ||
1999 | int tries = 1000; | |
2000 | do { | |
2001 | // create/dirty object | |
2002 | { | |
2003 | bufferlist bl; | |
2004 | bl.append("hi there"); | |
2005 | ObjectWriteOperation op; | |
2006 | op.write_full(bl); | |
2007 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2008 | } | |
2009 | ||
2010 | // try-flush + write | |
2011 | { | |
2012 | ObjectReadOperation op; | |
2013 | op.cache_try_flush(); | |
2014 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2015 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2016 | "foo", completion, &op, | |
2017 | librados::OPERATION_IGNORE_OVERLAY | | |
2018 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
2019 | ||
2020 | ObjectWriteOperation op2; | |
2021 | op2.write_full(bl); | |
2022 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
2023 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion2, &op2, 0)); | |
2024 | ||
2025 | completion->wait_for_complete(); | |
2026 | completion2->wait_for_complete(); | |
2027 | int r = completion->get_return_value(); | |
2028 | ASSERT_TRUE(r == -EBUSY || r == 0); | |
2029 | ASSERT_EQ(0, completion2->get_return_value()); | |
2030 | completion->release(); | |
2031 | completion2->release(); | |
2032 | if (r == -EBUSY) | |
2033 | break; | |
2034 | cout << "didn't get EBUSY, trying again" << std::endl; | |
2035 | } | |
2036 | ASSERT_TRUE(--tries); | |
2037 | } while (true); | |
2038 | ||
2039 | // tear down tiers | |
2040 | ASSERT_EQ(0, cluster.mon_command( | |
2041 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
2042 | "\"}", | |
2043 | inbl, NULL, NULL)); | |
2044 | ASSERT_EQ(0, cluster.mon_command( | |
2045 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
2046 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
2047 | inbl, NULL, NULL)); | |
2048 | ||
2049 | // wait for maps to settle before next test | |
2050 | cluster.wait_for_latest_osdmap(); | |
2051 | ||
2052 | ASSERT_EQ(0, cluster.pool_delete(cache_pool_name.c_str())); | |
2053 | ASSERT_EQ(0, destroy_one_pool_pp(pool_name, cluster)); | |
2054 | } | |
2055 | ||
2056 | TEST_F(LibRadosTwoPoolsPP, FlushTryFlushRaces) { | |
2057 | // configure cache | |
2058 | bufferlist inbl; | |
2059 | ASSERT_EQ(0, cluster.mon_command( | |
2060 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2061 | "\", \"tierpool\": \"" + cache_pool_name + | |
2062 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2063 | inbl, NULL, NULL)); | |
2064 | ASSERT_EQ(0, cluster.mon_command( | |
2065 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
2066 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
2067 | inbl, NULL, NULL)); | |
2068 | ASSERT_EQ(0, cluster.mon_command( | |
2069 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
2070 | "\", \"mode\": \"writeback\"}", | |
2071 | inbl, NULL, NULL)); | |
2072 | ||
2073 | // wait for maps to settle | |
2074 | cluster.wait_for_latest_osdmap(); | |
2075 | ||
2076 | // create/dirty object | |
2077 | { | |
2078 | bufferlist bl; | |
2079 | bl.append("hi there"); | |
2080 | ObjectWriteOperation op; | |
2081 | op.write_full(bl); | |
2082 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2083 | } | |
2084 | ||
2085 | // flush + flush | |
2086 | { | |
2087 | ObjectReadOperation op; | |
2088 | op.cache_flush(); | |
2089 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2090 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2091 | "foo", completion, &op, | |
2092 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
2093 | ||
2094 | ObjectReadOperation op2; | |
2095 | op2.cache_flush(); | |
2096 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
2097 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2098 | "foo", completion2, &op2, | |
2099 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
2100 | ||
2101 | completion->wait_for_complete(); | |
2102 | completion2->wait_for_complete(); | |
2103 | ASSERT_EQ(0, completion->get_return_value()); | |
2104 | ASSERT_EQ(0, completion2->get_return_value()); | |
2105 | completion->release(); | |
2106 | completion2->release(); | |
2107 | } | |
2108 | ||
2109 | // create/dirty object | |
2110 | { | |
2111 | bufferlist bl; | |
2112 | bl.append("hi there"); | |
2113 | ObjectWriteOperation op; | |
2114 | op.write_full(bl); | |
2115 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2116 | } | |
2117 | ||
2118 | // flush + try-flush | |
2119 | { | |
2120 | ObjectReadOperation op; | |
2121 | op.cache_flush(); | |
2122 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2123 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2124 | "foo", completion, &op, | |
2125 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
2126 | ||
2127 | ObjectReadOperation op2; | |
2128 | op2.cache_try_flush(); | |
2129 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
2130 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2131 | "foo", completion2, &op2, | |
2132 | librados::OPERATION_IGNORE_OVERLAY | | |
2133 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
2134 | ||
2135 | completion->wait_for_complete(); | |
2136 | completion2->wait_for_complete(); | |
2137 | ASSERT_EQ(0, completion->get_return_value()); | |
2138 | ASSERT_EQ(0, completion2->get_return_value()); | |
2139 | completion->release(); | |
2140 | completion2->release(); | |
2141 | } | |
2142 | ||
2143 | // create/dirty object | |
2144 | int tries = 1000; | |
2145 | do { | |
2146 | { | |
2147 | bufferlist bl; | |
2148 | bl.append("hi there"); | |
2149 | ObjectWriteOperation op; | |
2150 | op.write_full(bl); | |
2151 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2152 | } | |
2153 | ||
2154 | // try-flush + flush | |
2155 | // (flush will not piggyback on try-flush) | |
2156 | { | |
2157 | ObjectReadOperation op; | |
2158 | op.cache_try_flush(); | |
2159 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2160 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2161 | "foo", completion, &op, | |
2162 | librados::OPERATION_IGNORE_OVERLAY | | |
2163 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
2164 | ||
2165 | ObjectReadOperation op2; | |
2166 | op2.cache_flush(); | |
2167 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
2168 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2169 | "foo", completion2, &op2, | |
2170 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
2171 | ||
2172 | completion->wait_for_complete(); | |
2173 | completion2->wait_for_complete(); | |
2174 | int r = completion->get_return_value(); | |
2175 | ASSERT_TRUE(r == -EBUSY || r == 0); | |
2176 | ASSERT_EQ(0, completion2->get_return_value()); | |
2177 | completion->release(); | |
2178 | completion2->release(); | |
2179 | if (r == -EBUSY) | |
2180 | break; | |
2181 | cout << "didn't get EBUSY, trying again" << std::endl; | |
2182 | } | |
2183 | ASSERT_TRUE(--tries); | |
2184 | } while (true); | |
2185 | ||
2186 | // create/dirty object | |
2187 | { | |
2188 | bufferlist bl; | |
2189 | bl.append("hi there"); | |
2190 | ObjectWriteOperation op; | |
2191 | op.write_full(bl); | |
2192 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2193 | } | |
2194 | ||
2195 | // try-flush + try-flush | |
2196 | { | |
2197 | ObjectReadOperation op; | |
2198 | op.cache_try_flush(); | |
2199 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2200 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2201 | "foo", completion, &op, | |
2202 | librados::OPERATION_IGNORE_OVERLAY | | |
2203 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
2204 | ||
2205 | ObjectReadOperation op2; | |
2206 | op2.cache_try_flush(); | |
2207 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
2208 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2209 | "foo", completion2, &op2, | |
2210 | librados::OPERATION_IGNORE_OVERLAY | | |
2211 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
2212 | ||
2213 | completion->wait_for_complete(); | |
2214 | completion2->wait_for_complete(); | |
2215 | ASSERT_EQ(0, completion->get_return_value()); | |
2216 | ASSERT_EQ(0, completion2->get_return_value()); | |
2217 | completion->release(); | |
2218 | completion2->release(); | |
2219 | } | |
2220 | } | |
2221 | ||
2222 | ||
2223 | IoCtx *read_ioctx = 0; | |
2224 | ceph::mutex test_lock = ceph::make_mutex("FlushReadRaces::lock"); | |
2225 | ceph::condition_variable cond; | |
2226 | int max_reads = 100; | |
2227 | int num_reads = 0; // in progress | |
2228 | ||
2229 | void flush_read_race_cb(completion_t cb, void *arg); | |
2230 | ||
2231 | void start_flush_read() | |
2232 | { | |
2233 | //cout << " starting read" << std::endl; | |
2234 | ObjectReadOperation op; | |
2235 | op.stat(NULL, NULL, NULL); | |
2236 | librados::AioCompletion *completion = completions.getCompletion(); | |
2237 | completion->set_complete_callback(0, flush_read_race_cb); | |
2238 | read_ioctx->aio_operate("foo", completion, &op, NULL); | |
2239 | } | |
2240 | ||
2241 | void flush_read_race_cb(completion_t cb, void *arg) | |
2242 | { | |
2243 | //cout << " finished read" << std::endl; | |
2244 | std::lock_guard l{test_lock}; | |
2245 | if (num_reads > max_reads) { | |
2246 | num_reads--; | |
2247 | cond.notify_all(); | |
2248 | } else { | |
2249 | start_flush_read(); | |
2250 | } | |
2251 | } | |
2252 | ||
2253 | TEST_F(LibRadosTwoPoolsPP, TryFlushReadRace) { | |
2254 | // configure cache | |
2255 | bufferlist inbl; | |
2256 | ASSERT_EQ(0, cluster.mon_command( | |
2257 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2258 | "\", \"tierpool\": \"" + cache_pool_name + | |
2259 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2260 | inbl, NULL, NULL)); | |
2261 | ASSERT_EQ(0, cluster.mon_command( | |
2262 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
2263 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
2264 | inbl, NULL, NULL)); | |
2265 | ASSERT_EQ(0, cluster.mon_command( | |
2266 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
2267 | "\", \"mode\": \"writeback\"}", | |
2268 | inbl, NULL, NULL)); | |
2269 | ||
2270 | // wait for maps to settle | |
2271 | cluster.wait_for_latest_osdmap(); | |
2272 | ||
2273 | // create/dirty object | |
2274 | { | |
2275 | bufferlist bl; | |
2276 | bl.append("hi there"); | |
2277 | bufferptr bp(4000000); // make it big! | |
2278 | bp.zero(); | |
2279 | bl.append(bp); | |
2280 | ObjectWriteOperation op; | |
2281 | op.write_full(bl); | |
2282 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2283 | } | |
2284 | ||
2285 | // start a continuous stream of reads | |
2286 | read_ioctx = &ioctx; | |
2287 | test_lock.lock(); | |
2288 | for (int i = 0; i < max_reads; ++i) { | |
2289 | start_flush_read(); | |
2290 | num_reads++; | |
2291 | } | |
2292 | test_lock.unlock(); | |
2293 | ||
2294 | // try-flush | |
2295 | ObjectReadOperation op; | |
2296 | op.cache_try_flush(); | |
2297 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2298 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
2299 | "foo", completion, &op, | |
2300 | librados::OPERATION_IGNORE_OVERLAY | | |
2301 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
2302 | ||
2303 | completion->wait_for_complete(); | |
2304 | ASSERT_EQ(0, completion->get_return_value()); | |
2305 | completion->release(); | |
2306 | ||
2307 | // stop reads | |
2308 | std::unique_lock locker{test_lock}; | |
2309 | max_reads = 0; | |
2310 | cond.wait(locker, [] { return num_reads == 0;}); | |
2311 | } | |
2312 | ||
2313 | TEST_F(LibRadosTierPP, HitSetNone) { | |
2314 | { | |
2315 | list< pair<time_t,time_t> > ls; | |
2316 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
2317 | ASSERT_EQ(0, ioctx.hit_set_list(123, c, &ls)); | |
2318 | c->wait_for_complete(); | |
2319 | ASSERT_EQ(0, c->get_return_value()); | |
2320 | ASSERT_TRUE(ls.empty()); | |
2321 | c->release(); | |
2322 | } | |
2323 | { | |
2324 | bufferlist bl; | |
2325 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
2326 | ASSERT_EQ(0, ioctx.hit_set_get(123, c, 12345, &bl)); | |
2327 | c->wait_for_complete(); | |
2328 | ASSERT_EQ(-ENOENT, c->get_return_value()); | |
2329 | c->release(); | |
2330 | } | |
2331 | } | |
2332 | ||
2333 | string set_pool_str(string pool, string var, string val) | |
2334 | { | |
2335 | return string("{\"prefix\": \"osd pool set\",\"pool\":\"") + pool | |
2336 | + string("\",\"var\": \"") + var + string("\",\"val\": \"") | |
2337 | + val + string("\"}"); | |
2338 | } | |
2339 | ||
2340 | string set_pool_str(string pool, string var, int val) | |
2341 | { | |
2342 | return string("{\"prefix\": \"osd pool set\",\"pool\":\"") + pool | |
2343 | + string("\",\"var\": \"") + var + string("\",\"val\": \"") | |
2344 | + stringify(val) + string("\"}"); | |
2345 | } | |
2346 | ||
2347 | TEST_F(LibRadosTwoPoolsPP, HitSetRead) { | |
2348 | // make it a tier | |
2349 | bufferlist inbl; | |
2350 | ASSERT_EQ(0, cluster.mon_command( | |
2351 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2352 | "\", \"tierpool\": \"" + cache_pool_name + | |
2353 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2354 | inbl, NULL, NULL)); | |
2355 | ||
2356 | // enable hitset tracking for this pool | |
2357 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_count", 2), | |
2358 | inbl, NULL, NULL)); | |
2359 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_period", 600), | |
2360 | inbl, NULL, NULL)); | |
2361 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_type", | |
2362 | "explicit_object"), | |
2363 | inbl, NULL, NULL)); | |
2364 | ||
2365 | // wait for maps to settle | |
2366 | cluster.wait_for_latest_osdmap(); | |
2367 | ||
2368 | cache_ioctx.set_namespace(""); | |
2369 | ||
2370 | // keep reading until we see our object appear in the HitSet | |
2371 | utime_t start = ceph_clock_now(); | |
2372 | utime_t hard_stop = start + utime_t(600, 0); | |
2373 | ||
2374 | while (true) { | |
2375 | utime_t now = ceph_clock_now(); | |
2376 | ASSERT_TRUE(now < hard_stop); | |
2377 | ||
2378 | string name = "foo"; | |
2379 | uint32_t hash; | |
2380 | ASSERT_EQ(0, cache_ioctx.get_object_hash_position2(name, &hash)); | |
2381 | hobject_t oid(sobject_t(name, CEPH_NOSNAP), "", hash, | |
2382 | cluster.pool_lookup(cache_pool_name.c_str()), ""); | |
2383 | ||
2384 | bufferlist bl; | |
2385 | ASSERT_EQ(-ENOENT, cache_ioctx.read("foo", bl, 1, 0)); | |
2386 | ||
2387 | bufferlist hbl; | |
2388 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
2389 | ASSERT_EQ(0, cache_ioctx.hit_set_get(hash, c, now.sec(), &hbl)); | |
2390 | c->wait_for_complete(); | |
2391 | c->release(); | |
2392 | ||
2393 | if (hbl.length()) { | |
2394 | auto p = hbl.cbegin(); | |
2395 | HitSet hs; | |
2396 | decode(hs, p); | |
2397 | if (hs.contains(oid)) { | |
2398 | cout << "ok, hit_set contains " << oid << std::endl; | |
2399 | break; | |
2400 | } | |
2401 | cout << "hmm, not in HitSet yet" << std::endl; | |
2402 | } else { | |
2403 | cout << "hmm, no HitSet yet" << std::endl; | |
2404 | } | |
2405 | ||
2406 | sleep(1); | |
2407 | } | |
2408 | } | |
2409 | ||
2410 | static int _get_pg_num(Rados& cluster, string pool_name) | |
2411 | { | |
2412 | bufferlist inbl; | |
2413 | string cmd = string("{\"prefix\": \"osd pool get\",\"pool\":\"") | |
2414 | + pool_name | |
2415 | + string("\",\"var\": \"pg_num\",\"format\": \"json\"}"); | |
2416 | bufferlist outbl; | |
2417 | int r = cluster.mon_command(cmd, inbl, &outbl, NULL); | |
2418 | ceph_assert(r >= 0); | |
2419 | string outstr(outbl.c_str(), outbl.length()); | |
2420 | json_spirit::Value v; | |
2421 | if (!json_spirit::read(outstr, v)) { | |
2422 | cerr <<" unable to parse json " << outstr << std::endl; | |
2423 | return -1; | |
2424 | } | |
2425 | ||
2426 | json_spirit::Object& o = v.get_obj(); | |
2427 | for (json_spirit::Object::size_type i=0; i<o.size(); i++) { | |
2428 | json_spirit::Pair& p = o[i]; | |
2429 | if (p.name_ == "pg_num") { | |
2430 | cout << "pg_num = " << p.value_.get_int() << std::endl; | |
2431 | return p.value_.get_int(); | |
2432 | } | |
2433 | } | |
2434 | cerr << "didn't find pg_num in " << outstr << std::endl; | |
2435 | return -1; | |
2436 | } | |
2437 | ||
2438 | TEST_F(LibRadosTwoPoolsPP, HitSetWrite) { | |
2439 | int num_pg = _get_pg_num(cluster, pool_name); | |
2440 | ceph_assert(num_pg > 0); | |
2441 | ||
2442 | // make it a tier | |
2443 | bufferlist inbl; | |
2444 | ASSERT_EQ(0, cluster.mon_command( | |
2445 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2446 | "\", \"tierpool\": \"" + cache_pool_name + | |
2447 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2448 | inbl, NULL, NULL)); | |
2449 | ||
2450 | // enable hitset tracking for this pool | |
2451 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_count", 8), | |
2452 | inbl, NULL, NULL)); | |
2453 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_period", 600), | |
2454 | inbl, NULL, NULL)); | |
2455 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_type", | |
2456 | "explicit_hash"), | |
2457 | inbl, NULL, NULL)); | |
2458 | ||
2459 | // wait for maps to settle | |
2460 | cluster.wait_for_latest_osdmap(); | |
2461 | ||
2462 | cache_ioctx.set_namespace(""); | |
2463 | ||
2464 | int num = 200; | |
2465 | ||
2466 | // do a bunch of writes | |
2467 | for (int i=0; i<num; ++i) { | |
2468 | bufferlist bl; | |
2469 | bl.append("a"); | |
2470 | ASSERT_EQ(0, cache_ioctx.write(stringify(i), bl, 1, 0)); | |
2471 | } | |
2472 | ||
2473 | // get HitSets | |
2474 | std::map<int,HitSet> hitsets; | |
2475 | for (int i=0; i<num_pg; ++i) { | |
2476 | list< pair<time_t,time_t> > ls; | |
2477 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
2478 | ASSERT_EQ(0, cache_ioctx.hit_set_list(i, c, &ls)); | |
2479 | c->wait_for_complete(); | |
2480 | c->release(); | |
2481 | std::cout << "pg " << i << " ls " << ls << std::endl; | |
2482 | ASSERT_FALSE(ls.empty()); | |
2483 | ||
2484 | // get the latest | |
2485 | c = librados::Rados::aio_create_completion(); | |
2486 | bufferlist bl; | |
2487 | ASSERT_EQ(0, cache_ioctx.hit_set_get(i, c, ls.back().first, &bl)); | |
2488 | c->wait_for_complete(); | |
2489 | c->release(); | |
2490 | ||
2491 | try { | |
2492 | auto p = bl.cbegin(); | |
2493 | decode(hitsets[i], p); | |
2494 | } | |
2495 | catch (buffer::error& e) { | |
2496 | std::cout << "failed to decode hit set; bl len is " << bl.length() << "\n"; | |
2497 | bl.hexdump(std::cout); | |
2498 | std::cout << std::endl; | |
2499 | throw e; | |
2500 | } | |
2501 | ||
2502 | // cope with racing splits by refreshing pg_num | |
2503 | if (i == num_pg - 1) | |
2504 | num_pg = _get_pg_num(cluster, cache_pool_name); | |
2505 | } | |
2506 | ||
2507 | for (int i=0; i<num; ++i) { | |
2508 | string n = stringify(i); | |
2509 | uint32_t hash; | |
2510 | ASSERT_EQ(0, cache_ioctx.get_object_hash_position2(n, &hash)); | |
2511 | hobject_t oid(sobject_t(n, CEPH_NOSNAP), "", hash, | |
2512 | cluster.pool_lookup(cache_pool_name.c_str()), ""); | |
2513 | std::cout << "checking for " << oid << std::endl; | |
2514 | bool found = false; | |
2515 | for (int p=0; p<num_pg; ++p) { | |
2516 | if (hitsets[p].contains(oid)) { | |
2517 | found = true; | |
2518 | break; | |
2519 | } | |
2520 | } | |
2521 | ASSERT_TRUE(found); | |
2522 | } | |
2523 | } | |
2524 | ||
2525 | TEST_F(LibRadosTwoPoolsPP, HitSetTrim) { | |
2526 | unsigned count = 3; | |
2527 | unsigned period = 3; | |
2528 | ||
2529 | // make it a tier | |
2530 | bufferlist inbl; | |
2531 | ASSERT_EQ(0, cluster.mon_command( | |
2532 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2533 | "\", \"tierpool\": \"" + cache_pool_name + | |
2534 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2535 | inbl, NULL, NULL)); | |
2536 | ||
2537 | // enable hitset tracking for this pool | |
2538 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_count", count), | |
2539 | inbl, NULL, NULL)); | |
2540 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_period", period), | |
2541 | inbl, NULL, NULL)); | |
2542 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_type", "bloom"), | |
2543 | inbl, NULL, NULL)); | |
2544 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_fpp", ".01"), | |
2545 | inbl, NULL, NULL)); | |
2546 | ||
2547 | // wait for maps to settle | |
2548 | cluster.wait_for_latest_osdmap(); | |
2549 | ||
2550 | cache_ioctx.set_namespace(""); | |
2551 | ||
2552 | // do a bunch of writes and make sure the hitsets rotate | |
2553 | utime_t start = ceph_clock_now(); | |
2554 | utime_t hard_stop = start + utime_t(count * period * 50, 0); | |
2555 | ||
2556 | time_t first = 0; | |
2557 | while (true) { | |
2558 | string name = "foo"; | |
2559 | uint32_t hash; | |
2560 | ASSERT_EQ(0, cache_ioctx.get_object_hash_position2(name, &hash)); | |
2561 | hobject_t oid(sobject_t(name, CEPH_NOSNAP), "", hash, -1, ""); | |
2562 | ||
2563 | bufferlist bl; | |
2564 | bl.append("f"); | |
2565 | ASSERT_EQ(0, cache_ioctx.write("foo", bl, 1, 0)); | |
2566 | ||
2567 | list<pair<time_t, time_t> > ls; | |
2568 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
2569 | ASSERT_EQ(0, cache_ioctx.hit_set_list(hash, c, &ls)); | |
2570 | c->wait_for_complete(); | |
2571 | c->release(); | |
2572 | ||
2573 | cout << " got ls " << ls << std::endl; | |
2574 | if (!ls.empty()) { | |
2575 | if (!first) { | |
2576 | first = ls.front().first; | |
2577 | cout << "first is " << first << std::endl; | |
2578 | } else { | |
2579 | if (ls.front().first != first) { | |
2580 | cout << "first now " << ls.front().first << ", trimmed" << std::endl; | |
2581 | break; | |
2582 | } | |
2583 | } | |
2584 | } | |
2585 | ||
2586 | utime_t now = ceph_clock_now(); | |
2587 | ASSERT_TRUE(now < hard_stop); | |
2588 | ||
2589 | sleep(1); | |
2590 | } | |
2591 | } | |
2592 | ||
2593 | TEST_F(LibRadosTwoPoolsPP, PromoteOn2ndRead) { | |
2594 | // create object | |
2595 | for (int i=0; i<20; ++i) { | |
2596 | bufferlist bl; | |
2597 | bl.append("hi there"); | |
2598 | ObjectWriteOperation op; | |
2599 | op.write_full(bl); | |
2600 | ASSERT_EQ(0, ioctx.operate("foo" + stringify(i), &op)); | |
2601 | } | |
2602 | ||
2603 | // configure cache | |
2604 | bufferlist inbl; | |
2605 | ASSERT_EQ(0, cluster.mon_command( | |
2606 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2607 | "\", \"tierpool\": \"" + cache_pool_name + | |
2608 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2609 | inbl, NULL, NULL)); | |
2610 | ASSERT_EQ(0, cluster.mon_command( | |
2611 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
2612 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
2613 | inbl, NULL, NULL)); | |
2614 | ASSERT_EQ(0, cluster.mon_command( | |
2615 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
2616 | "\", \"mode\": \"writeback\"}", | |
2617 | inbl, NULL, NULL)); | |
2618 | ||
2619 | // enable hitset tracking for this pool | |
2620 | ASSERT_EQ(0, cluster.mon_command( | |
2621 | set_pool_str(cache_pool_name, "hit_set_count", 2), | |
2622 | inbl, NULL, NULL)); | |
2623 | ASSERT_EQ(0, cluster.mon_command( | |
2624 | set_pool_str(cache_pool_name, "hit_set_period", 600), | |
2625 | inbl, NULL, NULL)); | |
2626 | ASSERT_EQ(0, cluster.mon_command( | |
2627 | set_pool_str(cache_pool_name, "hit_set_type", "bloom"), | |
2628 | inbl, NULL, NULL)); | |
2629 | ASSERT_EQ(0, cluster.mon_command( | |
2630 | set_pool_str(cache_pool_name, "min_read_recency_for_promote", 1), | |
2631 | inbl, NULL, NULL)); | |
2632 | ASSERT_EQ(0, cluster.mon_command( | |
2633 | set_pool_str(cache_pool_name, "hit_set_grade_decay_rate", 20), | |
2634 | inbl, NULL, NULL)); | |
2635 | ASSERT_EQ(0, cluster.mon_command( | |
2636 | set_pool_str(cache_pool_name, "hit_set_search_last_n", 1), | |
2637 | inbl, NULL, NULL)); | |
2638 | ||
2639 | // wait for maps to settle | |
2640 | cluster.wait_for_latest_osdmap(); | |
2641 | ||
2642 | int fake = 0; // set this to non-zero to test spurious promotion, | |
2643 | // e.g. from thrashing | |
2644 | int attempt = 0; | |
2645 | string obj; | |
2646 | while (true) { | |
2647 | // 1st read, don't trigger a promote | |
2648 | obj = "foo" + stringify(attempt); | |
2649 | cout << obj << std::endl; | |
2650 | { | |
2651 | bufferlist bl; | |
2652 | ASSERT_EQ(1, ioctx.read(obj.c_str(), bl, 1, 0)); | |
2653 | if (--fake >= 0) { | |
2654 | sleep(1); | |
2655 | ASSERT_EQ(1, ioctx.read(obj.c_str(), bl, 1, 0)); | |
2656 | sleep(1); | |
2657 | } | |
2658 | } | |
2659 | ||
2660 | // verify the object is NOT present in the cache tier | |
2661 | { | |
2662 | bool found = false; | |
2663 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
2664 | while (it != cache_ioctx.nobjects_end()) { | |
2665 | cout << " see " << it->get_oid() << std::endl; | |
2666 | if (it->get_oid() == string(obj.c_str())) { | |
2667 | found = true; | |
2668 | break; | |
2669 | } | |
2670 | ++it; | |
2671 | } | |
2672 | if (!found) | |
2673 | break; | |
2674 | } | |
2675 | ||
2676 | ++attempt; | |
2677 | ASSERT_LE(attempt, 20); | |
2678 | cout << "hrm, object is present in cache on attempt " << attempt | |
2679 | << ", retrying" << std::endl; | |
2680 | } | |
2681 | ||
2682 | // Read until the object is present in the cache tier | |
2683 | cout << "verifying " << obj << " is eventually promoted" << std::endl; | |
2684 | while (true) { | |
2685 | bufferlist bl; | |
2686 | ASSERT_EQ(1, ioctx.read(obj.c_str(), bl, 1, 0)); | |
2687 | ||
2688 | bool there = false; | |
2689 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
2690 | while (it != cache_ioctx.nobjects_end()) { | |
2691 | if (it->get_oid() == string(obj.c_str())) { | |
2692 | there = true; | |
2693 | break; | |
2694 | } | |
2695 | ++it; | |
2696 | } | |
2697 | if (there) | |
2698 | break; | |
2699 | ||
2700 | sleep(1); | |
2701 | } | |
2702 | ||
2703 | // tear down tiers | |
2704 | ASSERT_EQ(0, cluster.mon_command( | |
2705 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
2706 | "\"}", | |
2707 | inbl, NULL, NULL)); | |
2708 | ASSERT_EQ(0, cluster.mon_command( | |
2709 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
2710 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
2711 | inbl, NULL, NULL)); | |
2712 | ||
2713 | // wait for maps to settle before next test | |
2714 | cluster.wait_for_latest_osdmap(); | |
2715 | } | |
2716 | ||
2717 | TEST_F(LibRadosTwoPoolsPP, ProxyRead) { | |
2718 | // create object | |
2719 | { | |
2720 | bufferlist bl; | |
2721 | bl.append("hi there"); | |
2722 | ObjectWriteOperation op; | |
2723 | op.write_full(bl); | |
2724 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2725 | } | |
2726 | ||
2727 | // configure cache | |
2728 | bufferlist inbl; | |
2729 | ASSERT_EQ(0, cluster.mon_command( | |
2730 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2731 | "\", \"tierpool\": \"" + cache_pool_name + | |
2732 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2733 | inbl, NULL, NULL)); | |
2734 | ASSERT_EQ(0, cluster.mon_command( | |
2735 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
2736 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
2737 | inbl, NULL, NULL)); | |
2738 | ASSERT_EQ(0, cluster.mon_command( | |
2739 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
2740 | "\", \"mode\": \"readproxy\"}", | |
2741 | inbl, NULL, NULL)); | |
2742 | ||
2743 | // wait for maps to settle | |
2744 | cluster.wait_for_latest_osdmap(); | |
2745 | ||
2746 | // read and verify the object | |
2747 | { | |
2748 | bufferlist bl; | |
2749 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
2750 | ASSERT_EQ('h', bl[0]); | |
2751 | } | |
2752 | ||
2753 | // Verify 10 times the object is NOT present in the cache tier | |
2754 | uint32_t i = 0; | |
2755 | while (i++ < 10) { | |
2756 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
2757 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
2758 | sleep(1); | |
2759 | } | |
2760 | ||
2761 | // tear down tiers | |
2762 | ASSERT_EQ(0, cluster.mon_command( | |
2763 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
2764 | "\"}", | |
2765 | inbl, NULL, NULL)); | |
2766 | ASSERT_EQ(0, cluster.mon_command( | |
2767 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
2768 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
2769 | inbl, NULL, NULL)); | |
2770 | ||
2771 | // wait for maps to settle before next test | |
2772 | cluster.wait_for_latest_osdmap(); | |
2773 | } | |
2774 | ||
2775 | TEST_F(LibRadosTwoPoolsPP, CachePin) { | |
2776 | // create object | |
2777 | { | |
2778 | bufferlist bl; | |
2779 | bl.append("hi there"); | |
2780 | ObjectWriteOperation op; | |
2781 | op.write_full(bl); | |
2782 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2783 | } | |
2784 | { | |
2785 | bufferlist bl; | |
2786 | bl.append("hi there"); | |
2787 | ObjectWriteOperation op; | |
2788 | op.write_full(bl); | |
2789 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
2790 | } | |
2791 | { | |
2792 | bufferlist bl; | |
2793 | bl.append("hi there"); | |
2794 | ObjectWriteOperation op; | |
2795 | op.write_full(bl); | |
2796 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
2797 | } | |
2798 | { | |
2799 | bufferlist bl; | |
2800 | bl.append("hi there"); | |
2801 | ObjectWriteOperation op; | |
2802 | op.write_full(bl); | |
2803 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
2804 | } | |
2805 | ||
2806 | // configure cache | |
2807 | bufferlist inbl; | |
2808 | ASSERT_EQ(0, cluster.mon_command( | |
2809 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2810 | "\", \"tierpool\": \"" + cache_pool_name + | |
2811 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2812 | inbl, NULL, NULL)); | |
2813 | ASSERT_EQ(0, cluster.mon_command( | |
2814 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
2815 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
2816 | inbl, NULL, NULL)); | |
2817 | ASSERT_EQ(0, cluster.mon_command( | |
2818 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
2819 | "\", \"mode\": \"writeback\"}", | |
2820 | inbl, NULL, NULL)); | |
2821 | ||
2822 | // wait for maps to settle | |
2823 | cluster.wait_for_latest_osdmap(); | |
2824 | ||
2825 | // read, trigger promote | |
2826 | { | |
2827 | bufferlist bl; | |
2828 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
2829 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
2830 | ASSERT_EQ(1, ioctx.read("baz", bl, 1, 0)); | |
2831 | ASSERT_EQ(1, ioctx.read("bam", bl, 1, 0)); | |
2832 | } | |
2833 | ||
2834 | // verify the objects are present in the cache tier | |
2835 | { | |
2836 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
2837 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
2838 | for (uint32_t i = 0; i < 4; i++) { | |
2839 | ASSERT_TRUE(it->get_oid() == string("foo") || | |
2840 | it->get_oid() == string("bar") || | |
2841 | it->get_oid() == string("baz") || | |
2842 | it->get_oid() == string("bam")); | |
2843 | ++it; | |
2844 | } | |
2845 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
2846 | } | |
2847 | ||
2848 | // pin objects | |
2849 | { | |
2850 | ObjectWriteOperation op; | |
2851 | op.cache_pin(); | |
2852 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2853 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
2854 | completion->wait_for_complete(); | |
2855 | ASSERT_EQ(0, completion->get_return_value()); | |
2856 | completion->release(); | |
2857 | } | |
2858 | { | |
2859 | ObjectWriteOperation op; | |
2860 | op.cache_pin(); | |
2861 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2862 | ASSERT_EQ(0, cache_ioctx.aio_operate("baz", completion, &op)); | |
2863 | completion->wait_for_complete(); | |
2864 | ASSERT_EQ(0, completion->get_return_value()); | |
2865 | completion->release(); | |
2866 | } | |
2867 | ||
2868 | // enable agent | |
2869 | ASSERT_EQ(0, cluster.mon_command( | |
2870 | set_pool_str(cache_pool_name, "hit_set_count", 2), | |
2871 | inbl, NULL, NULL)); | |
2872 | ASSERT_EQ(0, cluster.mon_command( | |
2873 | set_pool_str(cache_pool_name, "hit_set_period", 600), | |
2874 | inbl, NULL, NULL)); | |
2875 | ASSERT_EQ(0, cluster.mon_command( | |
2876 | set_pool_str(cache_pool_name, "hit_set_type", "bloom"), | |
2877 | inbl, NULL, NULL)); | |
2878 | ASSERT_EQ(0, cluster.mon_command( | |
2879 | set_pool_str(cache_pool_name, "min_read_recency_for_promote", 1), | |
2880 | inbl, NULL, NULL)); | |
2881 | ASSERT_EQ(0, cluster.mon_command( | |
2882 | set_pool_str(cache_pool_name, "target_max_objects", 1), | |
2883 | inbl, NULL, NULL)); | |
2884 | ||
2885 | sleep(10); | |
2886 | ||
2887 | // Verify the pinned object 'foo' is not flushed/evicted | |
2888 | uint32_t count = 0; | |
2889 | while (true) { | |
2890 | bufferlist bl; | |
2891 | ASSERT_EQ(1, ioctx.read("baz", bl, 1, 0)); | |
2892 | ||
2893 | count = 0; | |
2894 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
2895 | while (it != cache_ioctx.nobjects_end()) { | |
2896 | ASSERT_TRUE(it->get_oid() == string("foo") || | |
2897 | it->get_oid() == string("bar") || | |
2898 | it->get_oid() == string("baz") || | |
2899 | it->get_oid() == string("bam")); | |
2900 | ++count; | |
2901 | ++it; | |
2902 | } | |
2903 | if (count == 2) { | |
2904 | ASSERT_TRUE(it->get_oid() == string("foo") || | |
2905 | it->get_oid() == string("baz")); | |
2906 | break; | |
2907 | } | |
2908 | ||
2909 | sleep(1); | |
2910 | } | |
2911 | ||
2912 | // tear down tiers | |
2913 | ASSERT_EQ(0, cluster.mon_command( | |
2914 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
2915 | "\"}", | |
2916 | inbl, NULL, NULL)); | |
2917 | ASSERT_EQ(0, cluster.mon_command( | |
2918 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
2919 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
2920 | inbl, NULL, NULL)); | |
2921 | ||
2922 | // wait for maps to settle before next test | |
2923 | cluster.wait_for_latest_osdmap(); | |
2924 | } | |
2925 | ||
2926 | TEST_F(LibRadosTwoPoolsPP, SetRedirectRead) { | |
2927 | // create object | |
2928 | { | |
2929 | bufferlist bl; | |
2930 | bl.append("hi there"); | |
2931 | ObjectWriteOperation op; | |
2932 | op.write_full(bl); | |
2933 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2934 | } | |
2935 | { | |
2936 | bufferlist bl; | |
2937 | bl.append("there"); | |
2938 | ObjectWriteOperation op; | |
2939 | op.write_full(bl); | |
2940 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
2941 | } | |
2942 | ||
2943 | // configure tier | |
2944 | bufferlist inbl; | |
2945 | ASSERT_EQ(0, cluster.mon_command( | |
2946 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
2947 | "\", \"tierpool\": \"" + cache_pool_name + | |
2948 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
2949 | inbl, NULL, NULL)); | |
2950 | ||
2951 | // wait for maps to settle | |
2952 | cluster.wait_for_latest_osdmap(); | |
2953 | ||
2954 | { | |
2955 | ObjectWriteOperation op; | |
2956 | op.set_redirect("bar", cache_ioctx, 0); | |
2957 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
2958 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
2959 | completion->wait_for_complete(); | |
2960 | ASSERT_EQ(0, completion->get_return_value()); | |
2961 | completion->release(); | |
2962 | } | |
2963 | // read and verify the object | |
2964 | { | |
2965 | bufferlist bl; | |
2966 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
2967 | ASSERT_EQ('t', bl[0]); | |
2968 | } | |
2969 | ||
2970 | ASSERT_EQ(0, cluster.mon_command( | |
2971 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
2972 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
2973 | inbl, NULL, NULL)); | |
2974 | ||
2975 | // wait for maps to settle before next test | |
2976 | cluster.wait_for_latest_osdmap(); | |
2977 | } | |
2978 | ||
2979 | TEST_F(LibRadosTwoPoolsPP, SetChunkRead) { | |
2980 | // skip test if not yet mimic | |
2981 | if (_get_required_osd_release(cluster) < "mimic") { | |
2982 | GTEST_SKIP() << "cluster is not yet mimic, skipping test"; | |
2983 | } | |
2984 | ||
2985 | // create object | |
2986 | { | |
2987 | ObjectWriteOperation op; | |
2988 | op.create(true); | |
2989 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
2990 | } | |
2991 | { | |
2992 | bufferlist bl; | |
2993 | bl.append("hi there"); | |
2994 | ObjectWriteOperation op; | |
2995 | op.write_full(bl); | |
2996 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
2997 | } | |
2998 | ||
2999 | // configure tier | |
3000 | bufferlist inbl; | |
3001 | ASSERT_EQ(0, cluster.mon_command( | |
3002 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
3003 | "\", \"tierpool\": \"" + cache_pool_name + | |
3004 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
3005 | inbl, NULL, NULL)); | |
3006 | ||
3007 | // wait for maps to settle | |
3008 | cluster.wait_for_latest_osdmap(); | |
3009 | ||
3010 | // set_chunk | |
3011 | { | |
3012 | ObjectWriteOperation op; | |
3013 | int len = strlen("hi there"); | |
3014 | for (int i = 0; i < len; i+=2) { | |
3015 | op.set_chunk(i, 2, cache_ioctx, "bar", i); | |
3016 | } | |
3017 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3018 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3019 | completion->wait_for_complete(); | |
3020 | ASSERT_EQ(0, completion->get_return_value()); | |
3021 | completion->release(); | |
3022 | } | |
3023 | ||
3024 | // make all chunks dirty --> full flush --> all chunks are evicted | |
3025 | { | |
3026 | bufferlist bl; | |
3027 | bl.append("There hi"); | |
3028 | ObjectWriteOperation op; | |
3029 | op.write_full(bl); | |
3030 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3031 | } | |
3032 | ||
3033 | // read and verify the object | |
3034 | { | |
3035 | bufferlist bl; | |
3036 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
3037 | ASSERT_EQ('T', bl[0]); | |
3038 | } | |
3039 | ||
3040 | ASSERT_EQ(0, cluster.mon_command( | |
3041 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
3042 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
3043 | inbl, NULL, NULL)); | |
3044 | ||
3045 | // wait for maps to settle before next test | |
3046 | cluster.wait_for_latest_osdmap(); | |
3047 | } | |
3048 | ||
3049 | TEST_F(LibRadosTwoPoolsPP, ManifestPromoteRead) { | |
3050 | // skip test if not yet mimic | |
3051 | if (_get_required_osd_release(cluster) < "mimic") { | |
3052 | GTEST_SKIP() << "cluster is not yet mimic, skipping test"; | |
3053 | } | |
3054 | ||
3055 | // create object | |
3056 | { | |
3057 | bufferlist bl; | |
3058 | bl.append("hi there"); | |
3059 | ObjectWriteOperation op; | |
3060 | op.write_full(bl); | |
3061 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3062 | } | |
3063 | { | |
3064 | bufferlist bl; | |
3065 | bl.append("base chunk"); | |
3066 | ObjectWriteOperation op; | |
3067 | op.write_full(bl); | |
3068 | ASSERT_EQ(0, ioctx.operate("foo-chunk", &op)); | |
3069 | } | |
3070 | { | |
3071 | bufferlist bl; | |
3072 | bl.append("there"); | |
3073 | ObjectWriteOperation op; | |
3074 | op.write_full(bl); | |
3075 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
3076 | } | |
3077 | { | |
3078 | bufferlist bl; | |
3079 | bl.append("CHUNK"); | |
3080 | ObjectWriteOperation op; | |
3081 | op.write_full(bl); | |
3082 | ASSERT_EQ(0, cache_ioctx.operate("bar-chunk", &op)); | |
3083 | } | |
3084 | ||
3085 | // configure tier | |
3086 | bufferlist inbl; | |
3087 | ASSERT_EQ(0, cluster.mon_command( | |
3088 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
3089 | "\", \"tierpool\": \"" + cache_pool_name + | |
3090 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
3091 | inbl, NULL, NULL)); | |
3092 | ||
3093 | // wait for maps to settle | |
3094 | cluster.wait_for_latest_osdmap(); | |
3095 | ||
3096 | // set-redirect | |
3097 | { | |
3098 | ObjectWriteOperation op; | |
3099 | op.set_redirect("bar", cache_ioctx, 0); | |
3100 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3101 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3102 | completion->wait_for_complete(); | |
3103 | ASSERT_EQ(0, completion->get_return_value()); | |
3104 | completion->release(); | |
3105 | } | |
3106 | // set-chunk | |
3107 | { | |
3108 | ObjectWriteOperation op; | |
3109 | op.set_chunk(0, 2, cache_ioctx, "bar-chunk", 0); | |
3110 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3111 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3112 | completion->wait_for_complete(); | |
3113 | ASSERT_EQ(0, completion->get_return_value()); | |
3114 | completion->release(); | |
3115 | } | |
3116 | // promote | |
3117 | { | |
3118 | ObjectWriteOperation op; | |
3119 | op.tier_promote(); | |
3120 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3121 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3122 | completion->wait_for_complete(); | |
3123 | ASSERT_EQ(0, completion->get_return_value()); | |
3124 | completion->release(); | |
3125 | } | |
3126 | // read and verify the object (redirect) | |
3127 | { | |
3128 | bufferlist bl; | |
3129 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
3130 | ASSERT_EQ('t', bl[0]); | |
3131 | } | |
3132 | // promote | |
3133 | { | |
3134 | ObjectWriteOperation op; | |
3135 | op.tier_promote(); | |
3136 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3137 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3138 | completion->wait_for_complete(); | |
3139 | ASSERT_EQ(0, completion->get_return_value()); | |
3140 | completion->release(); | |
3141 | } | |
3142 | // read and verify the object | |
3143 | { | |
3144 | bufferlist bl; | |
3145 | ASSERT_EQ(1, ioctx.read("foo-chunk", bl, 1, 0)); | |
3146 | ASSERT_EQ('C', bl[0]); | |
3147 | } | |
3148 | ||
3149 | ASSERT_EQ(0, cluster.mon_command( | |
3150 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
3151 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
3152 | inbl, NULL, NULL)); | |
3153 | ||
3154 | // wait for maps to settle before next test | |
3155 | cluster.wait_for_latest_osdmap(); | |
3156 | } | |
3157 | ||
3158 | TEST_F(LibRadosTwoPoolsPP, ManifestRefRead) { | |
3159 | // note: require >= mimic | |
3160 | ||
3161 | // create object | |
3162 | { | |
3163 | bufferlist bl; | |
3164 | bl.append("hi there"); | |
3165 | ObjectWriteOperation op; | |
3166 | op.write_full(bl); | |
3167 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3168 | } | |
3169 | { | |
3170 | bufferlist bl; | |
3171 | bl.append("base chunk"); | |
3172 | ObjectWriteOperation op; | |
3173 | op.write_full(bl); | |
3174 | ASSERT_EQ(0, ioctx.operate("foo-chunk", &op)); | |
3175 | } | |
3176 | { | |
3177 | bufferlist bl; | |
3178 | bl.append("there"); | |
3179 | ObjectWriteOperation op; | |
3180 | op.write_full(bl); | |
3181 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
3182 | } | |
3183 | { | |
3184 | bufferlist bl; | |
3185 | bl.append("CHUNK"); | |
3186 | ObjectWriteOperation op; | |
3187 | op.write_full(bl); | |
3188 | ASSERT_EQ(0, cache_ioctx.operate("bar-chunk", &op)); | |
3189 | } | |
3190 | ||
3191 | // wait for maps to settle | |
3192 | cluster.wait_for_latest_osdmap(); | |
3193 | ||
3194 | // set-redirect | |
3195 | { | |
3196 | ObjectWriteOperation op; | |
3197 | op.set_redirect("bar", cache_ioctx, 0, CEPH_OSD_OP_FLAG_WITH_REFERENCE); | |
3198 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3199 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3200 | completion->wait_for_complete(); | |
3201 | ASSERT_EQ(0, completion->get_return_value()); | |
3202 | completion->release(); | |
3203 | } | |
3204 | // set-chunk | |
3205 | { | |
3206 | ObjectWriteOperation op; | |
3207 | op.set_chunk(0, 2, cache_ioctx, "bar-chunk", 0, CEPH_OSD_OP_FLAG_WITH_REFERENCE); | |
3208 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3209 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3210 | completion->wait_for_complete(); | |
3211 | ASSERT_EQ(0, completion->get_return_value()); | |
3212 | completion->release(); | |
3213 | } | |
3214 | // redirect's refcount | |
3215 | { | |
3216 | bufferlist in, out; | |
3217 | cache_ioctx.exec("bar", "cas", "chunk_read", in, out); | |
3218 | cls_chunk_refcount_read_ret read_ret; | |
3219 | try { | |
3220 | auto iter = out.cbegin(); | |
3221 | decode(read_ret, iter); | |
3222 | } catch (buffer::error& err) { | |
3223 | ASSERT_TRUE(0); | |
3224 | } | |
3225 | ASSERT_EQ(1U, read_ret.refs.size()); | |
3226 | } | |
3227 | // chunk's refcount | |
3228 | { | |
3229 | bufferlist in, out; | |
3230 | cache_ioctx.exec("bar-chunk", "cas", "chunk_read", in, out); | |
3231 | cls_chunk_refcount_read_ret read_ret; | |
3232 | try { | |
3233 | auto iter = out.cbegin(); | |
3234 | decode(read_ret, iter); | |
3235 | } catch (buffer::error& err) { | |
3236 | ASSERT_TRUE(0); | |
3237 | } | |
3238 | ASSERT_EQ(1u, read_ret.refs.size()); | |
3239 | } | |
3240 | ||
3241 | // wait for maps to settle before next test | |
3242 | cluster.wait_for_latest_osdmap(); | |
3243 | } | |
3244 | ||
3245 | TEST_F(LibRadosTwoPoolsPP, ManifestUnset) { | |
3246 | // skip test if not yet nautilus | |
3247 | if (_get_required_osd_release(cluster) < "nautilus") { | |
3248 | GTEST_SKIP() << "cluster is not yet nautilus, skipping test"; | |
3249 | } | |
3250 | ||
3251 | // create object | |
3252 | { | |
3253 | bufferlist bl; | |
3254 | bl.append("hi there"); | |
3255 | ObjectWriteOperation op; | |
3256 | op.write_full(bl); | |
3257 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3258 | } | |
3259 | { | |
3260 | bufferlist bl; | |
3261 | bl.append("base chunk"); | |
3262 | ObjectWriteOperation op; | |
3263 | op.write_full(bl); | |
3264 | ASSERT_EQ(0, ioctx.operate("foo-chunk", &op)); | |
3265 | } | |
3266 | { | |
3267 | bufferlist bl; | |
3268 | bl.append("there"); | |
3269 | ObjectWriteOperation op; | |
3270 | op.write_full(bl); | |
3271 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
3272 | } | |
3273 | { | |
3274 | bufferlist bl; | |
3275 | bl.append("CHUNK"); | |
3276 | ObjectWriteOperation op; | |
3277 | op.write_full(bl); | |
3278 | ASSERT_EQ(0, cache_ioctx.operate("bar-chunk", &op)); | |
3279 | } | |
3280 | ||
3281 | // wait for maps to settle | |
3282 | cluster.wait_for_latest_osdmap(); | |
3283 | ||
3284 | // set-redirect | |
3285 | { | |
3286 | ObjectWriteOperation op; | |
3287 | op.set_redirect("bar", cache_ioctx, 0, CEPH_OSD_OP_FLAG_WITH_REFERENCE); | |
3288 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3289 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3290 | completion->wait_for_complete(); | |
3291 | ASSERT_EQ(0, completion->get_return_value()); | |
3292 | completion->release(); | |
3293 | } | |
3294 | // set-chunk | |
3295 | { | |
3296 | ObjectWriteOperation op; | |
3297 | op.set_chunk(0, 2, cache_ioctx, "bar-chunk", 0, CEPH_OSD_OP_FLAG_WITH_REFERENCE); | |
3298 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3299 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3300 | completion->wait_for_complete(); | |
3301 | ASSERT_EQ(0, completion->get_return_value()); | |
3302 | completion->release(); | |
3303 | } | |
3304 | // redirect's refcount | |
3305 | { | |
3306 | bufferlist in, out; | |
3307 | cache_ioctx.exec("bar", "cas", "chunk_read", in, out); | |
3308 | cls_chunk_refcount_read_ret read_ret; | |
3309 | try { | |
3310 | auto iter = out.cbegin(); | |
3311 | decode(read_ret, iter); | |
3312 | } catch (buffer::error& err) { | |
3313 | ASSERT_TRUE(0); | |
3314 | } | |
3315 | ASSERT_EQ(1u, read_ret.refs.size()); | |
3316 | } | |
3317 | // chunk's refcount | |
3318 | { | |
3319 | bufferlist in, out; | |
3320 | cache_ioctx.exec("bar-chunk", "cas", "chunk_read", in, out); | |
3321 | cls_chunk_refcount_read_ret read_ret; | |
3322 | try { | |
3323 | auto iter = out.cbegin(); | |
3324 | decode(read_ret, iter); | |
3325 | } catch (buffer::error& err) { | |
3326 | ASSERT_TRUE(0); | |
3327 | } | |
3328 | ASSERT_EQ(1u, read_ret.refs.size()); | |
3329 | } | |
3330 | ||
3331 | // unset-manifest for set-redirect | |
3332 | { | |
3333 | ObjectWriteOperation op; | |
3334 | op.unset_manifest(); | |
3335 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3336 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3337 | completion->wait_for_complete(); | |
3338 | ASSERT_EQ(0, completion->get_return_value()); | |
3339 | completion->release(); | |
3340 | } | |
3341 | ||
3342 | // unset-manifest for set-chunk | |
3343 | { | |
3344 | ObjectWriteOperation op; | |
3345 | op.unset_manifest(); | |
3346 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3347 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3348 | completion->wait_for_complete(); | |
3349 | ASSERT_EQ(0, completion->get_return_value()); | |
3350 | completion->release(); | |
3351 | } | |
3352 | // redirect's refcount | |
3353 | { | |
3354 | bufferlist in, out; | |
3355 | cache_ioctx.exec("bar", "cas", "chunk_read", in, out); | |
3356 | if (out.length() != 0U) { | |
3357 | ObjectWriteOperation op; | |
3358 | op.unset_manifest(); | |
3359 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3360 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3361 | completion->wait_for_complete(); | |
3362 | ASSERT_EQ(-EOPNOTSUPP, completion->get_return_value()); | |
3363 | completion->release(); | |
3364 | } | |
3365 | } | |
3366 | // chunk's refcount | |
3367 | { | |
3368 | bufferlist in, out; | |
3369 | cache_ioctx.exec("bar-chunk", "cas", "chunk_read", in, out); | |
3370 | if (out.length() != 0U) { | |
3371 | ObjectWriteOperation op; | |
3372 | op.unset_manifest(); | |
3373 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3374 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3375 | completion->wait_for_complete(); | |
3376 | ASSERT_EQ(-EOPNOTSUPP, completion->get_return_value()); | |
3377 | completion->release(); | |
3378 | } | |
3379 | } | |
3380 | ||
3381 | // wait for maps to settle before next test | |
3382 | cluster.wait_for_latest_osdmap(); | |
3383 | } | |
3384 | ||
3385 | #include "common/ceph_crypto.h" | |
3386 | using ceph::crypto::SHA1; | |
3387 | #include "rgw/rgw_common.h" | |
3388 | TEST_F(LibRadosTwoPoolsPP, ManifestDedupRefRead) { | |
3389 | // skip test if not yet nautilus | |
3390 | if (_get_required_osd_release(cluster) < "nautilus") { | |
3391 | GTEST_SKIP() << "cluster is not yet nautilus, skipping test"; | |
3392 | } | |
3393 | ||
3394 | bufferlist inbl; | |
3395 | ASSERT_EQ(0, cluster.mon_command( | |
3396 | set_pool_str(pool_name, "fingerprint_algorithm", "sha1"), | |
3397 | inbl, NULL, NULL)); | |
3398 | cluster.wait_for_latest_osdmap(); | |
3399 | ||
3400 | // create object | |
3401 | { | |
3402 | bufferlist bl; | |
3403 | bl.append("hi there"); | |
3404 | ObjectWriteOperation op; | |
3405 | op.write_full(bl); | |
3406 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3407 | } | |
3408 | { | |
3409 | bufferlist bl; | |
3410 | bl.append("hi there"); | |
3411 | ObjectWriteOperation op; | |
3412 | op.write_full(bl); | |
3413 | ASSERT_EQ(0, ioctx.operate("foo-dedup", &op)); | |
3414 | } | |
3415 | { | |
3416 | bufferlist bl; | |
3417 | bl.append("there"); | |
3418 | ObjectWriteOperation op; | |
3419 | op.write_full(bl); | |
3420 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
3421 | } | |
3422 | { | |
3423 | bufferlist bl; | |
3424 | bl.append("CHUNK"); | |
3425 | ObjectWriteOperation op; | |
3426 | op.write_full(bl); | |
3427 | ASSERT_EQ(0, cache_ioctx.operate("bar-chunk", &op)); | |
3428 | } | |
3429 | ||
3430 | // wait for maps to settle | |
3431 | cluster.wait_for_latest_osdmap(); | |
3432 | ||
3433 | // set-chunk (dedup) | |
3434 | { | |
3435 | ObjectWriteOperation op; | |
3436 | int len = strlen("hi there"); | |
3437 | op.set_chunk(0, len, cache_ioctx, "bar-chunk", 0, | |
3438 | CEPH_OSD_OP_FLAG_WITH_REFERENCE); | |
3439 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3440 | ASSERT_EQ(0, ioctx.aio_operate("foo-dedup", completion, &op)); | |
3441 | completion->wait_for_complete(); | |
3442 | ASSERT_EQ(0, completion->get_return_value()); | |
3443 | completion->release(); | |
3444 | } | |
3445 | // set-chunk (dedup) | |
3446 | { | |
3447 | ObjectWriteOperation op; | |
3448 | int len = strlen("hi there"); | |
3449 | op.set_chunk(0, len, cache_ioctx, "bar", 0, | |
3450 | CEPH_OSD_OP_FLAG_WITH_REFERENCE); | |
3451 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3452 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
3453 | completion->wait_for_complete(); | |
3454 | ASSERT_EQ(0, completion->get_return_value()); | |
3455 | completion->release(); | |
3456 | } | |
3457 | // make all chunks dirty --> flush | |
3458 | { | |
3459 | // make a dirty chunks | |
3460 | bufferlist bl; | |
3461 | bl.append("There hi"); | |
3462 | ObjectWriteOperation op; | |
3463 | op.write_full(bl); | |
3464 | ASSERT_EQ(0, ioctx.operate("foo-dedup", &op)); | |
3465 | } | |
3466 | { | |
3467 | // do flush | |
3468 | bufferlist bl; | |
3469 | bl.append("There hi"); | |
3470 | ObjectWriteOperation op; | |
3471 | op.write_full(bl); | |
3472 | ASSERT_EQ(0, ioctx.operate("foo-dedup", &op)); | |
3473 | } | |
3474 | { | |
3475 | // make a dirty chunks | |
3476 | bufferlist bl; | |
3477 | bl.append("There hi"); | |
3478 | ObjectWriteOperation op; | |
3479 | op.write_full(bl); | |
3480 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3481 | } | |
3482 | { | |
3483 | // do flush | |
3484 | bufferlist bl; | |
3485 | bl.append("There hi"); | |
3486 | ObjectWriteOperation op; | |
3487 | op.write_full(bl); | |
3488 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3489 | } | |
3490 | // chunk's refcount | |
3491 | { | |
3492 | bufferlist in, out; | |
3493 | SHA1 sha1_gen; | |
3494 | int size = strlen("There hi"); | |
3495 | unsigned char fingerprint[CEPH_CRYPTO_SHA1_DIGESTSIZE + 1]; | |
3496 | char p_str[CEPH_CRYPTO_SHA1_DIGESTSIZE*2+1] = {0}; | |
3497 | sha1_gen.Update((const unsigned char *)"There hi", size); | |
3498 | sha1_gen.Final(fingerprint); | |
3499 | buf_to_hex(fingerprint, CEPH_CRYPTO_SHA1_DIGESTSIZE, p_str); | |
3500 | cache_ioctx.exec(p_str, "cas", "chunk_read", in, out); | |
3501 | cls_chunk_refcount_read_ret read_ret; | |
3502 | try { | |
3503 | auto iter = out.cbegin(); | |
3504 | decode(read_ret, iter); | |
3505 | } catch (buffer::error& err) { | |
3506 | ASSERT_TRUE(0); | |
3507 | } | |
3508 | ASSERT_EQ(2u, read_ret.refs.size()); | |
3509 | } | |
3510 | ||
3511 | // wait for maps to settle before next test | |
3512 | cluster.wait_for_latest_osdmap(); | |
3513 | } | |
3514 | ||
3515 | TEST_F(LibRadosTwoPoolsPP, ManifestFlushRead) { | |
3516 | // skip test if not yet octopus | |
3517 | if (_get_required_osd_release(cluster) < "octopus") { | |
3518 | GTEST_SKIP() << "cluster is not yet octopus, skipping test"; | |
3519 | } | |
3520 | ||
3521 | // create object | |
3522 | { | |
3523 | bufferlist bl; | |
3524 | bl.append("base chunk"); | |
3525 | ObjectWriteOperation op; | |
3526 | op.write_full(bl); | |
3527 | ASSERT_EQ(0, ioctx.operate("foo-chunk", &op)); | |
3528 | } | |
3529 | { | |
3530 | bufferlist bl; | |
3531 | bl.append("CHUNKS"); | |
3532 | ObjectWriteOperation op; | |
3533 | op.write_full(bl); | |
3534 | ASSERT_EQ(0, cache_ioctx.operate("bar-chunk", &op)); | |
3535 | } | |
3536 | ||
3537 | // configure tier | |
3538 | bufferlist inbl; | |
3539 | ASSERT_EQ(0, cluster.mon_command( | |
3540 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
3541 | "\", \"tierpool\": \"" + cache_pool_name + | |
3542 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
3543 | inbl, NULL, NULL)); | |
3544 | ||
3545 | // wait for maps to settle | |
3546 | cluster.wait_for_latest_osdmap(); | |
3547 | ||
3548 | // set-chunk | |
3549 | { | |
3550 | ObjectWriteOperation op; | |
3551 | op.set_chunk(0, 2, cache_ioctx, "bar-chunk", 0); | |
3552 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3553 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3554 | completion->wait_for_complete(); | |
3555 | ASSERT_EQ(0, completion->get_return_value()); | |
3556 | completion->release(); | |
3557 | } | |
3558 | // set-chunk | |
3559 | { | |
3560 | ObjectWriteOperation op; | |
3561 | op.set_chunk(2, 2, cache_ioctx, "bar-chunk", 2); | |
3562 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3563 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3564 | completion->wait_for_complete(); | |
3565 | ASSERT_EQ(0, completion->get_return_value()); | |
3566 | completion->release(); | |
3567 | } | |
3568 | // make chunked object dirty | |
3569 | { | |
3570 | bufferlist bl; | |
3571 | bl.append("DD"); | |
3572 | ObjectWriteOperation op; | |
3573 | op.write(0, bl); | |
3574 | ASSERT_EQ(0, ioctx.operate("foo-chunk", &op)); | |
3575 | } | |
3576 | // flush | |
3577 | { | |
3578 | ObjectWriteOperation op; | |
3579 | op.tier_flush(); | |
3580 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3581 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
3582 | completion->wait_for_complete(); | |
3583 | ASSERT_EQ(0, completion->get_return_value()); | |
3584 | completion->release(); | |
3585 | } | |
3586 | // read and verify the chunked object | |
3587 | { | |
3588 | bufferlist bl; | |
3589 | ASSERT_EQ(1, cache_ioctx.read("bar-chunk", bl, 1, 0)); | |
3590 | ASSERT_EQ('D', bl[0]); | |
3591 | } | |
3592 | ||
3593 | ASSERT_EQ(0, cluster.mon_command( | |
3594 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
3595 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
3596 | inbl, NULL, NULL)); | |
3597 | ||
3598 | // wait for maps to settle before next test | |
3599 | cluster.wait_for_latest_osdmap(); | |
3600 | } | |
3601 | ||
3602 | class LibRadosTwoPoolsECPP : public RadosTestECPP | |
3603 | { | |
3604 | public: | |
3605 | LibRadosTwoPoolsECPP() {}; | |
3606 | ~LibRadosTwoPoolsECPP() override {}; | |
3607 | protected: | |
3608 | static void SetUpTestCase() { | |
3609 | pool_name = get_temp_pool_name(); | |
3610 | ASSERT_EQ("", create_one_ec_pool_pp(pool_name, s_cluster)); | |
3611 | } | |
3612 | static void TearDownTestCase() { | |
3613 | ASSERT_EQ(0, destroy_one_ec_pool_pp(pool_name, s_cluster)); | |
3614 | } | |
3615 | static std::string cache_pool_name; | |
3616 | ||
3617 | void SetUp() override { | |
3618 | cache_pool_name = get_temp_pool_name(); | |
3619 | ASSERT_EQ(0, s_cluster.pool_create(cache_pool_name.c_str())); | |
3620 | RadosTestECPP::SetUp(); | |
3621 | ||
3622 | ASSERT_EQ(0, cluster.ioctx_create(cache_pool_name.c_str(), cache_ioctx)); | |
3623 | cache_ioctx.application_enable("rados", true); | |
3624 | cache_ioctx.set_namespace(nspace); | |
3625 | } | |
3626 | void TearDown() override { | |
3627 | // flush + evict cache | |
3628 | flush_evict_all(cluster, cache_ioctx); | |
3629 | ||
3630 | bufferlist inbl; | |
3631 | // tear down tiers | |
3632 | ASSERT_EQ(0, cluster.mon_command( | |
3633 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
3634 | "\"}", | |
3635 | inbl, NULL, NULL)); | |
3636 | ASSERT_EQ(0, cluster.mon_command( | |
3637 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
3638 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
3639 | inbl, NULL, NULL)); | |
3640 | ||
3641 | // wait for maps to settle before next test | |
3642 | cluster.wait_for_latest_osdmap(); | |
3643 | ||
3644 | RadosTestECPP::TearDown(); | |
3645 | ||
3646 | cleanup_default_namespace(cache_ioctx); | |
3647 | cleanup_namespace(cache_ioctx, nspace); | |
3648 | ||
3649 | cache_ioctx.close(); | |
3650 | ASSERT_EQ(0, s_cluster.pool_delete(cache_pool_name.c_str())); | |
3651 | } | |
3652 | ||
3653 | librados::IoCtx cache_ioctx; | |
3654 | }; | |
3655 | ||
3656 | std::string LibRadosTwoPoolsECPP::cache_pool_name; | |
3657 | ||
3658 | TEST_F(LibRadosTierECPP, Dirty) { | |
3659 | { | |
3660 | ObjectWriteOperation op; | |
3661 | op.undirty(); | |
3662 | ASSERT_EQ(0, ioctx.operate("foo", &op)); // still get 0 if it dne | |
3663 | } | |
3664 | { | |
3665 | ObjectWriteOperation op; | |
3666 | op.create(true); | |
3667 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3668 | } | |
3669 | { | |
3670 | bool dirty = false; | |
3671 | int r = -1; | |
3672 | ObjectReadOperation op; | |
3673 | op.is_dirty(&dirty, &r); | |
3674 | ASSERT_EQ(0, ioctx.operate("foo", &op, NULL)); | |
3675 | ASSERT_TRUE(dirty); | |
3676 | ASSERT_EQ(0, r); | |
3677 | } | |
3678 | { | |
3679 | ObjectWriteOperation op; | |
3680 | op.undirty(); | |
3681 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3682 | } | |
3683 | { | |
3684 | ObjectWriteOperation op; | |
3685 | op.undirty(); | |
3686 | ASSERT_EQ(0, ioctx.operate("foo", &op)); // still 0 if already clean | |
3687 | } | |
3688 | { | |
3689 | bool dirty = false; | |
3690 | int r = -1; | |
3691 | ObjectReadOperation op; | |
3692 | op.is_dirty(&dirty, &r); | |
3693 | ASSERT_EQ(0, ioctx.operate("foo", &op, NULL)); | |
3694 | ASSERT_FALSE(dirty); | |
3695 | ASSERT_EQ(0, r); | |
3696 | } | |
3697 | //{ | |
3698 | // ObjectWriteOperation op; | |
3699 | // op.truncate(0); // still a write even tho it is a no-op | |
3700 | // ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3701 | //} | |
3702 | //{ | |
3703 | // bool dirty = false; | |
3704 | // int r = -1; | |
3705 | // ObjectReadOperation op; | |
3706 | // op.is_dirty(&dirty, &r); | |
3707 | // ASSERT_EQ(0, ioctx.operate("foo", &op, NULL)); | |
3708 | // ASSERT_TRUE(dirty); | |
3709 | // ASSERT_EQ(0, r); | |
3710 | //} | |
3711 | } | |
3712 | ||
3713 | TEST_F(LibRadosTwoPoolsECPP, Overlay) { | |
3714 | // create objects | |
3715 | { | |
3716 | bufferlist bl; | |
3717 | bl.append("base"); | |
3718 | ObjectWriteOperation op; | |
3719 | op.write_full(bl); | |
3720 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3721 | } | |
3722 | { | |
3723 | bufferlist bl; | |
3724 | bl.append("cache"); | |
3725 | ObjectWriteOperation op; | |
3726 | op.write_full(bl); | |
3727 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op)); | |
3728 | } | |
3729 | ||
3730 | // configure cache | |
3731 | bufferlist inbl; | |
3732 | ASSERT_EQ(0, cluster.mon_command( | |
3733 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
3734 | "\", \"tierpool\": \"" + cache_pool_name + | |
3735 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
3736 | inbl, NULL, NULL)); | |
3737 | ASSERT_EQ(0, cluster.mon_command( | |
3738 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
3739 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
3740 | inbl, NULL, NULL)); | |
3741 | ||
3742 | // wait for maps to settle | |
3743 | cluster.wait_for_latest_osdmap(); | |
3744 | ||
3745 | // by default, the overlay sends us to cache pool | |
3746 | { | |
3747 | bufferlist bl; | |
3748 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
3749 | ASSERT_EQ('c', bl[0]); | |
3750 | } | |
3751 | { | |
3752 | bufferlist bl; | |
3753 | ASSERT_EQ(1, cache_ioctx.read("foo", bl, 1, 0)); | |
3754 | ASSERT_EQ('c', bl[0]); | |
3755 | } | |
3756 | ||
3757 | // unless we say otherwise | |
3758 | { | |
3759 | bufferlist bl; | |
3760 | ObjectReadOperation op; | |
3761 | op.read(0, 1, &bl, NULL); | |
3762 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
3763 | ASSERT_EQ(0, ioctx.aio_operate( | |
3764 | "foo", completion, &op, | |
3765 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
3766 | completion->wait_for_complete(); | |
3767 | ASSERT_EQ(0, completion->get_return_value()); | |
3768 | completion->release(); | |
3769 | ASSERT_EQ('b', bl[0]); | |
3770 | } | |
3771 | } | |
3772 | ||
3773 | TEST_F(LibRadosTwoPoolsECPP, Promote) { | |
3774 | // create object | |
3775 | { | |
3776 | bufferlist bl; | |
3777 | bl.append("hi there"); | |
3778 | ObjectWriteOperation op; | |
3779 | op.write_full(bl); | |
3780 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3781 | } | |
3782 | ||
3783 | // configure cache | |
3784 | bufferlist inbl; | |
3785 | ASSERT_EQ(0, cluster.mon_command( | |
3786 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
3787 | "\", \"tierpool\": \"" + cache_pool_name + | |
3788 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
3789 | inbl, NULL, NULL)); | |
3790 | ASSERT_EQ(0, cluster.mon_command( | |
3791 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
3792 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
3793 | inbl, NULL, NULL)); | |
3794 | ASSERT_EQ(0, cluster.mon_command( | |
3795 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
3796 | "\", \"mode\": \"writeback\"}", | |
3797 | inbl, NULL, NULL)); | |
3798 | ||
3799 | // wait for maps to settle | |
3800 | cluster.wait_for_latest_osdmap(); | |
3801 | ||
3802 | // read, trigger a promote | |
3803 | { | |
3804 | bufferlist bl; | |
3805 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
3806 | } | |
3807 | ||
3808 | // read, trigger a whiteout | |
3809 | { | |
3810 | bufferlist bl; | |
3811 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
3812 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
3813 | } | |
3814 | ||
3815 | // verify the object is present in the cache tier | |
3816 | { | |
3817 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
3818 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
3819 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
3820 | ++it; | |
3821 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
3822 | ++it; | |
3823 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
3824 | } | |
3825 | } | |
3826 | ||
3827 | TEST_F(LibRadosTwoPoolsECPP, PromoteSnap) { | |
3828 | // create object | |
3829 | { | |
3830 | bufferlist bl; | |
3831 | bl.append("hi there"); | |
3832 | ObjectWriteOperation op; | |
3833 | op.write_full(bl); | |
3834 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3835 | } | |
3836 | { | |
3837 | bufferlist bl; | |
3838 | bl.append("hi there"); | |
3839 | ObjectWriteOperation op; | |
3840 | op.write_full(bl); | |
3841 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
3842 | } | |
3843 | { | |
3844 | bufferlist bl; | |
3845 | bl.append("hi there"); | |
3846 | ObjectWriteOperation op; | |
3847 | op.write_full(bl); | |
3848 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
3849 | } | |
3850 | { | |
3851 | bufferlist bl; | |
3852 | bl.append("hi there"); | |
3853 | ObjectWriteOperation op; | |
3854 | op.write_full(bl); | |
3855 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
3856 | } | |
3857 | ||
3858 | // create a snapshot, clone | |
3859 | vector<uint64_t> my_snaps(1); | |
3860 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
3861 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
3862 | my_snaps)); | |
3863 | { | |
3864 | bufferlist bl; | |
3865 | bl.append("ciao!"); | |
3866 | ObjectWriteOperation op; | |
3867 | op.write_full(bl); | |
3868 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
3869 | } | |
3870 | { | |
3871 | bufferlist bl; | |
3872 | bl.append("ciao!"); | |
3873 | ObjectWriteOperation op; | |
3874 | op.write_full(bl); | |
3875 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
3876 | } | |
3877 | { | |
3878 | ObjectWriteOperation op; | |
3879 | op.remove(); | |
3880 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
3881 | } | |
3882 | { | |
3883 | bufferlist bl; | |
3884 | bl.append("ciao!"); | |
3885 | ObjectWriteOperation op; | |
3886 | op.write_full(bl); | |
3887 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
3888 | } | |
3889 | ||
3890 | // configure cache | |
3891 | bufferlist inbl; | |
3892 | ASSERT_EQ(0, cluster.mon_command( | |
3893 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
3894 | "\", \"tierpool\": \"" + cache_pool_name + | |
3895 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
3896 | inbl, NULL, NULL)); | |
3897 | ASSERT_EQ(0, cluster.mon_command( | |
3898 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
3899 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
3900 | inbl, NULL, NULL)); | |
3901 | ASSERT_EQ(0, cluster.mon_command( | |
3902 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
3903 | "\", \"mode\": \"writeback\"}", | |
3904 | inbl, NULL, NULL)); | |
3905 | ||
3906 | // wait for maps to settle | |
3907 | cluster.wait_for_latest_osdmap(); | |
3908 | ||
3909 | // read, trigger a promote on the head | |
3910 | { | |
3911 | bufferlist bl; | |
3912 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
3913 | ASSERT_EQ('c', bl[0]); | |
3914 | } | |
3915 | { | |
3916 | bufferlist bl; | |
3917 | ASSERT_EQ(1, ioctx.read("bam", bl, 1, 0)); | |
3918 | ASSERT_EQ('c', bl[0]); | |
3919 | } | |
3920 | ||
3921 | ioctx.snap_set_read(my_snaps[0]); | |
3922 | ||
3923 | // stop and scrub this pg (to make sure scrub can handle missing | |
3924 | // clones in the cache tier) | |
3925 | // This test requires cache tier and base tier to have the same pg_num/pgp_num | |
3926 | { | |
3927 | for (int tries = 0; tries < 5; ++tries) { | |
3928 | IoCtx cache_ioctx; | |
3929 | ASSERT_EQ(0, cluster.ioctx_create(cache_pool_name.c_str(), cache_ioctx)); | |
3930 | uint32_t hash; | |
3931 | ASSERT_EQ(0, ioctx.get_object_pg_hash_position2("foo", &hash)); | |
3932 | ostringstream ss; | |
3933 | ss << "{\"prefix\": \"pg scrub\", \"pgid\": \"" | |
3934 | << cache_ioctx.get_id() << "." | |
3935 | << hash | |
3936 | << "\"}"; | |
3937 | int r = cluster.mon_command(ss.str(), inbl, NULL, NULL); | |
3938 | if (r == -EAGAIN || | |
3939 | r == -ENOENT) { // in case mgr osdmap is a bit stale | |
3940 | sleep(5); | |
3941 | continue; | |
3942 | } | |
3943 | ASSERT_EQ(0, r); | |
3944 | break; | |
3945 | } | |
3946 | // give it a few seconds to go. this is sloppy but is usually enough time | |
3947 | cout << "waiting for scrub..." << std::endl; | |
3948 | sleep(15); | |
3949 | cout << "done waiting" << std::endl; | |
3950 | } | |
3951 | ||
3952 | // read foo snap | |
3953 | { | |
3954 | bufferlist bl; | |
3955 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
3956 | ASSERT_EQ('h', bl[0]); | |
3957 | } | |
3958 | ||
3959 | // read bar snap | |
3960 | { | |
3961 | bufferlist bl; | |
3962 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
3963 | ASSERT_EQ('h', bl[0]); | |
3964 | } | |
3965 | ||
3966 | // read baz snap | |
3967 | { | |
3968 | bufferlist bl; | |
3969 | ASSERT_EQ(1, ioctx.read("baz", bl, 1, 0)); | |
3970 | ASSERT_EQ('h', bl[0]); | |
3971 | } | |
3972 | ||
3973 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
3974 | ||
3975 | // read foo | |
3976 | { | |
3977 | bufferlist bl; | |
3978 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
3979 | ASSERT_EQ('c', bl[0]); | |
3980 | } | |
3981 | ||
3982 | // read bar | |
3983 | { | |
3984 | bufferlist bl; | |
3985 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
3986 | ASSERT_EQ('c', bl[0]); | |
3987 | } | |
3988 | ||
3989 | // read baz | |
3990 | { | |
3991 | bufferlist bl; | |
3992 | ASSERT_EQ(-ENOENT, ioctx.read("baz", bl, 1, 0)); | |
3993 | } | |
3994 | ||
3995 | // cleanup | |
3996 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
3997 | } | |
3998 | ||
3999 | TEST_F(LibRadosTwoPoolsECPP, PromoteSnapTrimRace) { | |
4000 | // create object | |
4001 | { | |
4002 | bufferlist bl; | |
4003 | bl.append("hi there"); | |
4004 | ObjectWriteOperation op; | |
4005 | op.write_full(bl); | |
4006 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4007 | } | |
4008 | ||
4009 | // create a snapshot, clone | |
4010 | vector<uint64_t> my_snaps(1); | |
4011 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
4012 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
4013 | my_snaps)); | |
4014 | { | |
4015 | bufferlist bl; | |
4016 | bl.append("ciao!"); | |
4017 | ObjectWriteOperation op; | |
4018 | op.write_full(bl); | |
4019 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4020 | } | |
4021 | ||
4022 | // configure cache | |
4023 | bufferlist inbl; | |
4024 | ASSERT_EQ(0, cluster.mon_command( | |
4025 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
4026 | "\", \"tierpool\": \"" + cache_pool_name + | |
4027 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
4028 | inbl, NULL, NULL)); | |
4029 | ASSERT_EQ(0, cluster.mon_command( | |
4030 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
4031 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
4032 | inbl, NULL, NULL)); | |
4033 | ASSERT_EQ(0, cluster.mon_command( | |
4034 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
4035 | "\", \"mode\": \"writeback\"}", | |
4036 | inbl, NULL, NULL)); | |
4037 | ||
4038 | // wait for maps to settle | |
4039 | cluster.wait_for_latest_osdmap(); | |
4040 | ||
4041 | // delete the snap | |
4042 | ASSERT_EQ(0, ioctx.selfmanaged_snap_remove(my_snaps[0])); | |
4043 | ||
4044 | ioctx.snap_set_read(my_snaps[0]); | |
4045 | ||
4046 | // read foo snap. the OSD may or may not realize that this snap has | |
4047 | // been logically deleted; either response is valid. | |
4048 | { | |
4049 | bufferlist bl; | |
4050 | int r = ioctx.read("foo", bl, 1, 0); | |
4051 | ASSERT_TRUE(r == 1 || r == -ENOENT); | |
4052 | } | |
4053 | ||
4054 | // cleanup | |
4055 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
4056 | } | |
4057 | ||
4058 | TEST_F(LibRadosTwoPoolsECPP, Whiteout) { | |
4059 | // create object | |
4060 | { | |
4061 | bufferlist bl; | |
4062 | bl.append("hi there"); | |
4063 | ObjectWriteOperation op; | |
4064 | op.write_full(bl); | |
4065 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4066 | } | |
4067 | ||
4068 | // configure cache | |
4069 | bufferlist inbl; | |
4070 | ASSERT_EQ(0, cluster.mon_command( | |
4071 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
4072 | "\", \"tierpool\": \"" + cache_pool_name + | |
4073 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
4074 | inbl, NULL, NULL)); | |
4075 | ASSERT_EQ(0, cluster.mon_command( | |
4076 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
4077 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
4078 | inbl, NULL, NULL)); | |
4079 | ASSERT_EQ(0, cluster.mon_command( | |
4080 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
4081 | "\", \"mode\": \"writeback\"}", | |
4082 | inbl, NULL, NULL)); | |
4083 | ||
4084 | // wait for maps to settle | |
4085 | cluster.wait_for_latest_osdmap(); | |
4086 | ||
4087 | // create some whiteouts, verify they behave | |
4088 | { | |
4089 | ObjectWriteOperation op; | |
4090 | op.assert_exists(); | |
4091 | op.remove(); | |
4092 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4093 | } | |
4094 | ||
4095 | { | |
4096 | ObjectWriteOperation op; | |
4097 | op.assert_exists(); | |
4098 | op.remove(); | |
4099 | ASSERT_EQ(-ENOENT, ioctx.operate("bar", &op)); | |
4100 | } | |
4101 | { | |
4102 | ObjectWriteOperation op; | |
4103 | op.assert_exists(); | |
4104 | op.remove(); | |
4105 | ASSERT_EQ(-ENOENT, ioctx.operate("bar", &op)); | |
4106 | } | |
4107 | ||
4108 | // verify the whiteouts are there in the cache tier | |
4109 | { | |
4110 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4111 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
4112 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
4113 | ++it; | |
4114 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
4115 | ++it; | |
4116 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4117 | } | |
4118 | ||
4119 | // delete a whiteout and verify it goes away | |
4120 | ASSERT_EQ(-ENOENT, ioctx.remove("foo")); | |
4121 | { | |
4122 | ObjectWriteOperation op; | |
4123 | op.remove(); | |
4124 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4125 | ASSERT_EQ(0, ioctx.aio_operate("bar", completion, &op, | |
4126 | librados::OPERATION_IGNORE_CACHE)); | |
4127 | completion->wait_for_complete(); | |
4128 | ASSERT_EQ(0, completion->get_return_value()); | |
4129 | completion->release(); | |
4130 | ||
4131 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4132 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
4133 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
4134 | ++it; | |
4135 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4136 | } | |
4137 | ||
4138 | // recreate an object and verify we can read it | |
4139 | { | |
4140 | bufferlist bl; | |
4141 | bl.append("hi there"); | |
4142 | ObjectWriteOperation op; | |
4143 | op.write_full(bl); | |
4144 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4145 | } | |
4146 | { | |
4147 | bufferlist bl; | |
4148 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
4149 | ASSERT_EQ('h', bl[0]); | |
4150 | } | |
4151 | } | |
4152 | ||
4153 | TEST_F(LibRadosTwoPoolsECPP, Evict) { | |
4154 | // create object | |
4155 | { | |
4156 | bufferlist bl; | |
4157 | bl.append("hi there"); | |
4158 | ObjectWriteOperation op; | |
4159 | op.write_full(bl); | |
4160 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4161 | } | |
4162 | ||
4163 | // configure cache | |
4164 | bufferlist inbl; | |
4165 | ASSERT_EQ(0, cluster.mon_command( | |
4166 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
4167 | "\", \"tierpool\": \"" + cache_pool_name + | |
4168 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
4169 | inbl, NULL, NULL)); | |
4170 | ASSERT_EQ(0, cluster.mon_command( | |
4171 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
4172 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
4173 | inbl, NULL, NULL)); | |
4174 | ASSERT_EQ(0, cluster.mon_command( | |
4175 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
4176 | "\", \"mode\": \"writeback\"}", | |
4177 | inbl, NULL, NULL)); | |
4178 | ||
4179 | // wait for maps to settle | |
4180 | cluster.wait_for_latest_osdmap(); | |
4181 | ||
4182 | // read, trigger a promote | |
4183 | { | |
4184 | bufferlist bl; | |
4185 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
4186 | } | |
4187 | ||
4188 | // read, trigger a whiteout, and a dirty object | |
4189 | { | |
4190 | bufferlist bl; | |
4191 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
4192 | ASSERT_EQ(-ENOENT, ioctx.read("bar", bl, 1, 0)); | |
4193 | ASSERT_EQ(0, ioctx.write("bar", bl, bl.length(), 0)); | |
4194 | } | |
4195 | ||
4196 | // verify the object is present in the cache tier | |
4197 | { | |
4198 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4199 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
4200 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
4201 | ++it; | |
4202 | ASSERT_TRUE(it->get_oid() == string("foo") || it->get_oid() == string("bar")); | |
4203 | ++it; | |
4204 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4205 | } | |
4206 | ||
4207 | // pin | |
4208 | { | |
4209 | ObjectWriteOperation op; | |
4210 | op.cache_pin(); | |
4211 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4212 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
4213 | completion->wait_for_complete(); | |
4214 | ASSERT_EQ(0, completion->get_return_value()); | |
4215 | completion->release(); | |
4216 | } | |
4217 | ||
4218 | // evict the pinned object with -EPERM | |
4219 | { | |
4220 | ObjectReadOperation op; | |
4221 | op.cache_evict(); | |
4222 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4223 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op, | |
4224 | librados::OPERATION_IGNORE_CACHE, | |
4225 | NULL)); | |
4226 | completion->wait_for_complete(); | |
4227 | ASSERT_EQ(-EPERM, completion->get_return_value()); | |
4228 | completion->release(); | |
4229 | } | |
4230 | ||
4231 | // unpin | |
4232 | { | |
4233 | ObjectWriteOperation op; | |
4234 | op.cache_unpin(); | |
4235 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4236 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
4237 | completion->wait_for_complete(); | |
4238 | ASSERT_EQ(0, completion->get_return_value()); | |
4239 | completion->release(); | |
4240 | } | |
4241 | ||
4242 | // flush | |
4243 | { | |
4244 | ObjectReadOperation op; | |
4245 | op.cache_flush(); | |
4246 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4247 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4248 | "foo", completion, &op, | |
4249 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
4250 | completion->wait_for_complete(); | |
4251 | ASSERT_EQ(0, completion->get_return_value()); | |
4252 | completion->release(); | |
4253 | } | |
4254 | ||
4255 | // verify clean | |
4256 | { | |
4257 | bool dirty = false; | |
4258 | int r = -1; | |
4259 | ObjectReadOperation op; | |
4260 | op.is_dirty(&dirty, &r); | |
4261 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
4262 | ASSERT_FALSE(dirty); | |
4263 | ASSERT_EQ(0, r); | |
4264 | } | |
4265 | ||
4266 | // evict | |
4267 | { | |
4268 | ObjectReadOperation op; | |
4269 | op.cache_evict(); | |
4270 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4271 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op, | |
4272 | librados::OPERATION_IGNORE_CACHE, | |
4273 | NULL)); | |
4274 | completion->wait_for_complete(); | |
4275 | ASSERT_EQ(0, completion->get_return_value()); | |
4276 | completion->release(); | |
4277 | } | |
4278 | { | |
4279 | ObjectReadOperation op; | |
4280 | op.cache_evict(); | |
4281 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4282 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4283 | "foo", completion, &op, | |
4284 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4285 | completion->wait_for_complete(); | |
4286 | ASSERT_EQ(0, completion->get_return_value()); | |
4287 | completion->release(); | |
4288 | } | |
4289 | { | |
4290 | ObjectReadOperation op; | |
4291 | op.cache_evict(); | |
4292 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4293 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4294 | "bar", completion, &op, | |
4295 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4296 | completion->wait_for_complete(); | |
4297 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
4298 | completion->release(); | |
4299 | } | |
4300 | } | |
4301 | ||
4302 | TEST_F(LibRadosTwoPoolsECPP, EvictSnap) { | |
4303 | // create object | |
4304 | { | |
4305 | bufferlist bl; | |
4306 | bl.append("hi there"); | |
4307 | ObjectWriteOperation op; | |
4308 | op.write_full(bl); | |
4309 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4310 | } | |
4311 | { | |
4312 | bufferlist bl; | |
4313 | bl.append("hi there"); | |
4314 | ObjectWriteOperation op; | |
4315 | op.write_full(bl); | |
4316 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
4317 | } | |
4318 | { | |
4319 | bufferlist bl; | |
4320 | bl.append("hi there"); | |
4321 | ObjectWriteOperation op; | |
4322 | op.write_full(bl); | |
4323 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
4324 | } | |
4325 | { | |
4326 | bufferlist bl; | |
4327 | bl.append("hi there"); | |
4328 | ObjectWriteOperation op; | |
4329 | op.write_full(bl); | |
4330 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
4331 | } | |
4332 | ||
4333 | // create a snapshot, clone | |
4334 | vector<uint64_t> my_snaps(1); | |
4335 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
4336 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
4337 | my_snaps)); | |
4338 | { | |
4339 | bufferlist bl; | |
4340 | bl.append("ciao!"); | |
4341 | ObjectWriteOperation op; | |
4342 | op.write_full(bl); | |
4343 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4344 | } | |
4345 | { | |
4346 | bufferlist bl; | |
4347 | bl.append("ciao!"); | |
4348 | ObjectWriteOperation op; | |
4349 | op.write_full(bl); | |
4350 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
4351 | } | |
4352 | { | |
4353 | ObjectWriteOperation op; | |
4354 | op.remove(); | |
4355 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
4356 | } | |
4357 | { | |
4358 | bufferlist bl; | |
4359 | bl.append("ciao!"); | |
4360 | ObjectWriteOperation op; | |
4361 | op.write_full(bl); | |
4362 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
4363 | } | |
4364 | ||
4365 | // configure cache | |
4366 | bufferlist inbl; | |
4367 | ASSERT_EQ(0, cluster.mon_command( | |
4368 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
4369 | "\", \"tierpool\": \"" + cache_pool_name + | |
4370 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
4371 | inbl, NULL, NULL)); | |
4372 | ASSERT_EQ(0, cluster.mon_command( | |
4373 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
4374 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
4375 | inbl, NULL, NULL)); | |
4376 | ASSERT_EQ(0, cluster.mon_command( | |
4377 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
4378 | "\", \"mode\": \"writeback\"}", | |
4379 | inbl, NULL, NULL)); | |
4380 | ||
4381 | // wait for maps to settle | |
4382 | cluster.wait_for_latest_osdmap(); | |
4383 | ||
4384 | // read, trigger a promote on the head | |
4385 | { | |
4386 | bufferlist bl; | |
4387 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
4388 | ASSERT_EQ('c', bl[0]); | |
4389 | } | |
4390 | { | |
4391 | bufferlist bl; | |
4392 | ASSERT_EQ(1, ioctx.read("bam", bl, 1, 0)); | |
4393 | ASSERT_EQ('c', bl[0]); | |
4394 | } | |
4395 | ||
4396 | // evict bam | |
4397 | { | |
4398 | ObjectReadOperation op; | |
4399 | op.cache_evict(); | |
4400 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4401 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4402 | "bam", completion, &op, | |
4403 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4404 | completion->wait_for_complete(); | |
4405 | ASSERT_EQ(0, completion->get_return_value()); | |
4406 | completion->release(); | |
4407 | } | |
4408 | { | |
4409 | bufferlist bl; | |
4410 | ObjectReadOperation op; | |
4411 | op.read(1, 0, &bl, NULL); | |
4412 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4413 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4414 | "bam", completion, &op, | |
4415 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4416 | completion->wait_for_complete(); | |
4417 | ASSERT_EQ(-ENOENT, completion->get_return_value()); | |
4418 | completion->release(); | |
4419 | } | |
4420 | ||
4421 | // read foo snap | |
4422 | ioctx.snap_set_read(my_snaps[0]); | |
4423 | { | |
4424 | bufferlist bl; | |
4425 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
4426 | ASSERT_EQ('h', bl[0]); | |
4427 | } | |
4428 | ||
4429 | // evict foo snap | |
4430 | { | |
4431 | ObjectReadOperation op; | |
4432 | op.cache_evict(); | |
4433 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4434 | ASSERT_EQ(0, ioctx.aio_operate( | |
4435 | "foo", completion, &op, | |
4436 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4437 | completion->wait_for_complete(); | |
4438 | ASSERT_EQ(0, completion->get_return_value()); | |
4439 | completion->release(); | |
4440 | } | |
4441 | // snap is gone... | |
4442 | { | |
4443 | bufferlist bl; | |
4444 | ObjectReadOperation op; | |
4445 | op.read(1, 0, &bl, NULL); | |
4446 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4447 | ASSERT_EQ(0, ioctx.aio_operate( | |
4448 | "foo", completion, &op, | |
4449 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4450 | completion->wait_for_complete(); | |
4451 | ASSERT_EQ(-ENOENT, completion->get_return_value()); | |
4452 | completion->release(); | |
4453 | } | |
4454 | // head is still there... | |
4455 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
4456 | { | |
4457 | bufferlist bl; | |
4458 | ObjectReadOperation op; | |
4459 | op.read(1, 0, &bl, NULL); | |
4460 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4461 | ASSERT_EQ(0, ioctx.aio_operate( | |
4462 | "foo", completion, &op, | |
4463 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4464 | completion->wait_for_complete(); | |
4465 | ASSERT_EQ(0, completion->get_return_value()); | |
4466 | completion->release(); | |
4467 | } | |
4468 | ||
4469 | // promote head + snap of bar | |
4470 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
4471 | { | |
4472 | bufferlist bl; | |
4473 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
4474 | ASSERT_EQ('c', bl[0]); | |
4475 | } | |
4476 | ioctx.snap_set_read(my_snaps[0]); | |
4477 | { | |
4478 | bufferlist bl; | |
4479 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
4480 | ASSERT_EQ('h', bl[0]); | |
4481 | } | |
4482 | ||
4483 | // evict bar head (fail) | |
4484 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
4485 | { | |
4486 | ObjectReadOperation op; | |
4487 | op.cache_evict(); | |
4488 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4489 | ASSERT_EQ(0, ioctx.aio_operate( | |
4490 | "bar", completion, &op, | |
4491 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4492 | completion->wait_for_complete(); | |
4493 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
4494 | completion->release(); | |
4495 | } | |
4496 | ||
4497 | // evict bar snap | |
4498 | ioctx.snap_set_read(my_snaps[0]); | |
4499 | { | |
4500 | ObjectReadOperation op; | |
4501 | op.cache_evict(); | |
4502 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4503 | ASSERT_EQ(0, ioctx.aio_operate( | |
4504 | "bar", completion, &op, | |
4505 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4506 | completion->wait_for_complete(); | |
4507 | ASSERT_EQ(0, completion->get_return_value()); | |
4508 | completion->release(); | |
4509 | } | |
4510 | // ...and then head | |
4511 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
4512 | { | |
4513 | bufferlist bl; | |
4514 | ObjectReadOperation op; | |
4515 | op.read(1, 0, &bl, NULL); | |
4516 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4517 | ASSERT_EQ(0, ioctx.aio_operate( | |
4518 | "bar", completion, &op, | |
4519 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4520 | completion->wait_for_complete(); | |
4521 | ASSERT_EQ(0, completion->get_return_value()); | |
4522 | completion->release(); | |
4523 | } | |
4524 | { | |
4525 | ObjectReadOperation op; | |
4526 | op.cache_evict(); | |
4527 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4528 | ASSERT_EQ(0, ioctx.aio_operate( | |
4529 | "bar", completion, &op, | |
4530 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
4531 | completion->wait_for_complete(); | |
4532 | ASSERT_EQ(0, completion->get_return_value()); | |
4533 | completion->release(); | |
4534 | } | |
4535 | ||
4536 | // cleanup | |
4537 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
4538 | } | |
4539 | ||
4540 | TEST_F(LibRadosTwoPoolsECPP, TryFlush) { | |
4541 | // configure cache | |
4542 | bufferlist inbl; | |
4543 | ASSERT_EQ(0, cluster.mon_command( | |
4544 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
4545 | "\", \"tierpool\": \"" + cache_pool_name + | |
4546 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
4547 | inbl, NULL, NULL)); | |
4548 | ASSERT_EQ(0, cluster.mon_command( | |
4549 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
4550 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
4551 | inbl, NULL, NULL)); | |
4552 | ASSERT_EQ(0, cluster.mon_command( | |
4553 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
4554 | "\", \"mode\": \"writeback\"}", | |
4555 | inbl, NULL, NULL)); | |
4556 | ||
4557 | // wait for maps to settle | |
4558 | cluster.wait_for_latest_osdmap(); | |
4559 | ||
4560 | // create object | |
4561 | { | |
4562 | bufferlist bl; | |
4563 | bl.append("hi there"); | |
4564 | ObjectWriteOperation op; | |
4565 | op.write_full(bl); | |
4566 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4567 | } | |
4568 | ||
4569 | // verify the object is present in the cache tier | |
4570 | { | |
4571 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4572 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
4573 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
4574 | ++it; | |
4575 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4576 | } | |
4577 | ||
4578 | // verify the object is NOT present in the base tier | |
4579 | { | |
4580 | NObjectIterator it = ioctx.nobjects_begin(); | |
4581 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
4582 | } | |
4583 | ||
4584 | // verify dirty | |
4585 | { | |
4586 | bool dirty = false; | |
4587 | int r = -1; | |
4588 | ObjectReadOperation op; | |
4589 | op.is_dirty(&dirty, &r); | |
4590 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
4591 | ASSERT_TRUE(dirty); | |
4592 | ASSERT_EQ(0, r); | |
4593 | } | |
4594 | ||
4595 | // pin | |
4596 | { | |
4597 | ObjectWriteOperation op; | |
4598 | op.cache_pin(); | |
4599 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4600 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
4601 | completion->wait_for_complete(); | |
4602 | ASSERT_EQ(0, completion->get_return_value()); | |
4603 | completion->release(); | |
4604 | } | |
4605 | ||
4606 | // flush the pinned object with -EPERM | |
4607 | { | |
4608 | ObjectReadOperation op; | |
4609 | op.cache_try_flush(); | |
4610 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4611 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4612 | "foo", completion, &op, | |
4613 | librados::OPERATION_IGNORE_OVERLAY | | |
4614 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
4615 | completion->wait_for_complete(); | |
4616 | ASSERT_EQ(-EPERM, completion->get_return_value()); | |
4617 | completion->release(); | |
4618 | } | |
4619 | ||
4620 | // unpin | |
4621 | { | |
4622 | ObjectWriteOperation op; | |
4623 | op.cache_unpin(); | |
4624 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4625 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
4626 | completion->wait_for_complete(); | |
4627 | ASSERT_EQ(0, completion->get_return_value()); | |
4628 | completion->release(); | |
4629 | } | |
4630 | ||
4631 | // flush | |
4632 | { | |
4633 | ObjectReadOperation op; | |
4634 | op.cache_try_flush(); | |
4635 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4636 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4637 | "foo", completion, &op, | |
4638 | librados::OPERATION_IGNORE_OVERLAY | | |
4639 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
4640 | completion->wait_for_complete(); | |
4641 | ASSERT_EQ(0, completion->get_return_value()); | |
4642 | completion->release(); | |
4643 | } | |
4644 | ||
4645 | // verify clean | |
4646 | { | |
4647 | bool dirty = false; | |
4648 | int r = -1; | |
4649 | ObjectReadOperation op; | |
4650 | op.is_dirty(&dirty, &r); | |
4651 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
4652 | ASSERT_FALSE(dirty); | |
4653 | ASSERT_EQ(0, r); | |
4654 | } | |
4655 | ||
4656 | // verify in base tier | |
4657 | { | |
4658 | NObjectIterator it = ioctx.nobjects_begin(); | |
4659 | ASSERT_TRUE(it != ioctx.nobjects_end()); | |
4660 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
4661 | ++it; | |
4662 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
4663 | } | |
4664 | ||
4665 | // evict it | |
4666 | { | |
4667 | ObjectReadOperation op; | |
4668 | op.cache_evict(); | |
4669 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4670 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4671 | "foo", completion, &op, librados::OPERATION_IGNORE_CACHE, NULL)); | |
4672 | completion->wait_for_complete(); | |
4673 | ASSERT_EQ(0, completion->get_return_value()); | |
4674 | completion->release(); | |
4675 | } | |
4676 | ||
4677 | // verify no longer in cache tier | |
4678 | { | |
4679 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4680 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4681 | } | |
4682 | } | |
4683 | ||
4684 | TEST_F(LibRadosTwoPoolsECPP, FailedFlush) { | |
4685 | // configure cache | |
4686 | bufferlist inbl; | |
4687 | ASSERT_EQ(0, cluster.mon_command( | |
4688 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
4689 | "\", \"tierpool\": \"" + cache_pool_name + | |
4690 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
4691 | inbl, NULL, NULL)); | |
4692 | ASSERT_EQ(0, cluster.mon_command( | |
4693 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
4694 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
4695 | inbl, NULL, NULL)); | |
4696 | ASSERT_EQ(0, cluster.mon_command( | |
4697 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
4698 | "\", \"mode\": \"writeback\"}", | |
4699 | inbl, NULL, NULL)); | |
4700 | ||
4701 | // wait for maps to settle | |
4702 | cluster.wait_for_latest_osdmap(); | |
4703 | ||
4704 | // create object | |
4705 | { | |
4706 | bufferlist bl; | |
4707 | bl.append("hi there"); | |
4708 | ObjectWriteOperation op; | |
4709 | op.write_full(bl); | |
4710 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4711 | } | |
4712 | ||
4713 | // verify the object is present in the cache tier | |
4714 | { | |
4715 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4716 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
4717 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
4718 | ++it; | |
4719 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4720 | } | |
4721 | ||
4722 | // verify the object is NOT present in the base tier | |
4723 | { | |
4724 | NObjectIterator it = ioctx.nobjects_begin(); | |
4725 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
4726 | } | |
4727 | ||
4728 | // set omap | |
4729 | { | |
4730 | ObjectWriteOperation op; | |
4731 | std::map<std::string, bufferlist> omap; | |
4732 | omap["somekey"] = bufferlist(); | |
4733 | op.omap_set(omap); | |
4734 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4735 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
4736 | completion->wait_for_complete(); | |
4737 | ASSERT_EQ(0, completion->get_return_value()); | |
4738 | completion->release(); | |
4739 | } | |
4740 | ||
4741 | // flush | |
4742 | { | |
4743 | ObjectReadOperation op; | |
4744 | op.cache_flush(); | |
4745 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4746 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4747 | "foo", completion, &op, | |
4748 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
4749 | completion->wait_for_complete(); | |
4750 | ASSERT_NE(0, completion->get_return_value()); | |
4751 | completion->release(); | |
4752 | } | |
4753 | ||
4754 | // get omap | |
4755 | { | |
4756 | ObjectReadOperation op; | |
4757 | bufferlist bl; | |
4758 | int prval = 0; | |
4759 | std::set<std::string> keys; | |
4760 | keys.insert("somekey"); | |
4761 | std::map<std::string, bufferlist> map; | |
4762 | ||
4763 | op.omap_get_vals_by_keys(keys, &map, &prval); | |
4764 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4765 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op, &bl)); | |
4766 | sleep(5); | |
4767 | bool completed = completion->is_complete(); | |
4768 | if( !completed ) { | |
4769 | cache_ioctx.aio_cancel(completion); | |
4770 | std::cerr << "Most probably test case will hang here, please reset manually" << std::endl; | |
4771 | ASSERT_TRUE(completed); //in fact we are locked forever at test case shutdown unless fix for http://tracker.ceph.com/issues/14511 is applied. Seems there is no workaround for that | |
4772 | } | |
4773 | completion->release(); | |
4774 | } | |
4775 | // verify still not in base tier | |
4776 | { | |
4777 | ASSERT_TRUE(ioctx.nobjects_begin() == ioctx.nobjects_end()); | |
4778 | } | |
4779 | // erase it | |
4780 | { | |
4781 | ObjectWriteOperation op; | |
4782 | op.remove(); | |
4783 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4784 | } | |
4785 | // flush whiteout | |
4786 | { | |
4787 | ObjectReadOperation op; | |
4788 | op.cache_flush(); | |
4789 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4790 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4791 | "foo", completion, &op, | |
4792 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
4793 | completion->wait_for_complete(); | |
4794 | ASSERT_EQ(0, completion->get_return_value()); | |
4795 | completion->release(); | |
4796 | } | |
4797 | // evict | |
4798 | { | |
4799 | ObjectReadOperation op; | |
4800 | op.cache_evict(); | |
4801 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4802 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4803 | "foo", completion, &op, librados::OPERATION_IGNORE_CACHE, NULL)); | |
4804 | completion->wait_for_complete(); | |
4805 | ASSERT_EQ(0, completion->get_return_value()); | |
4806 | completion->release(); | |
4807 | } | |
4808 | ||
4809 | // verify no longer in cache tier | |
4810 | { | |
4811 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4812 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4813 | } | |
4814 | // or base tier | |
4815 | { | |
4816 | NObjectIterator it = ioctx.nobjects_begin(); | |
4817 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
4818 | } | |
4819 | } | |
4820 | ||
4821 | TEST_F(LibRadosTwoPoolsECPP, Flush) { | |
4822 | // configure cache | |
4823 | bufferlist inbl; | |
4824 | ASSERT_EQ(0, cluster.mon_command( | |
4825 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
4826 | "\", \"tierpool\": \"" + cache_pool_name + | |
4827 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
4828 | inbl, NULL, NULL)); | |
4829 | ASSERT_EQ(0, cluster.mon_command( | |
4830 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
4831 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
4832 | inbl, NULL, NULL)); | |
4833 | ASSERT_EQ(0, cluster.mon_command( | |
4834 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
4835 | "\", \"mode\": \"writeback\"}", | |
4836 | inbl, NULL, NULL)); | |
4837 | ||
4838 | // wait for maps to settle | |
4839 | cluster.wait_for_latest_osdmap(); | |
4840 | ||
4841 | uint64_t user_version = 0; | |
4842 | ||
4843 | // create object | |
4844 | { | |
4845 | bufferlist bl; | |
4846 | bl.append("hi there"); | |
4847 | ObjectWriteOperation op; | |
4848 | op.write_full(bl); | |
4849 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4850 | } | |
4851 | ||
4852 | // verify the object is present in the cache tier | |
4853 | { | |
4854 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4855 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
4856 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
4857 | ++it; | |
4858 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4859 | } | |
4860 | ||
4861 | // verify the object is NOT present in the base tier | |
4862 | { | |
4863 | NObjectIterator it = ioctx.nobjects_begin(); | |
4864 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
4865 | } | |
4866 | ||
4867 | // verify dirty | |
4868 | { | |
4869 | bool dirty = false; | |
4870 | int r = -1; | |
4871 | ObjectReadOperation op; | |
4872 | op.is_dirty(&dirty, &r); | |
4873 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
4874 | ASSERT_TRUE(dirty); | |
4875 | ASSERT_EQ(0, r); | |
4876 | user_version = cache_ioctx.get_last_version(); | |
4877 | } | |
4878 | ||
4879 | // pin | |
4880 | { | |
4881 | ObjectWriteOperation op; | |
4882 | op.cache_pin(); | |
4883 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4884 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
4885 | completion->wait_for_complete(); | |
4886 | ASSERT_EQ(0, completion->get_return_value()); | |
4887 | completion->release(); | |
4888 | } | |
4889 | ||
4890 | // flush the pinned object with -EPERM | |
4891 | { | |
4892 | ObjectReadOperation op; | |
4893 | op.cache_try_flush(); | |
4894 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4895 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4896 | "foo", completion, &op, | |
4897 | librados::OPERATION_IGNORE_OVERLAY | | |
4898 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
4899 | completion->wait_for_complete(); | |
4900 | ASSERT_EQ(-EPERM, completion->get_return_value()); | |
4901 | completion->release(); | |
4902 | } | |
4903 | ||
4904 | // unpin | |
4905 | { | |
4906 | ObjectWriteOperation op; | |
4907 | op.cache_unpin(); | |
4908 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4909 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
4910 | completion->wait_for_complete(); | |
4911 | ASSERT_EQ(0, completion->get_return_value()); | |
4912 | completion->release(); | |
4913 | } | |
4914 | ||
4915 | // flush | |
4916 | { | |
4917 | ObjectReadOperation op; | |
4918 | op.cache_flush(); | |
4919 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4920 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4921 | "foo", completion, &op, | |
4922 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
4923 | completion->wait_for_complete(); | |
4924 | ASSERT_EQ(0, completion->get_return_value()); | |
4925 | completion->release(); | |
4926 | } | |
4927 | ||
4928 | // verify clean | |
4929 | { | |
4930 | bool dirty = false; | |
4931 | int r = -1; | |
4932 | ObjectReadOperation op; | |
4933 | op.is_dirty(&dirty, &r); | |
4934 | ASSERT_EQ(0, cache_ioctx.operate("foo", &op, NULL)); | |
4935 | ASSERT_FALSE(dirty); | |
4936 | ASSERT_EQ(0, r); | |
4937 | } | |
4938 | ||
4939 | // verify in base tier | |
4940 | { | |
4941 | NObjectIterator it = ioctx.nobjects_begin(); | |
4942 | ASSERT_TRUE(it != ioctx.nobjects_end()); | |
4943 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
4944 | ++it; | |
4945 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
4946 | } | |
4947 | ||
4948 | // evict it | |
4949 | { | |
4950 | ObjectReadOperation op; | |
4951 | op.cache_evict(); | |
4952 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4953 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4954 | "foo", completion, &op, librados::OPERATION_IGNORE_CACHE, NULL)); | |
4955 | completion->wait_for_complete(); | |
4956 | ASSERT_EQ(0, completion->get_return_value()); | |
4957 | completion->release(); | |
4958 | } | |
4959 | ||
4960 | // verify no longer in cache tier | |
4961 | { | |
4962 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
4963 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
4964 | } | |
4965 | ||
4966 | // read it again and verify the version is consistent | |
4967 | { | |
4968 | bufferlist bl; | |
4969 | ASSERT_EQ(1, cache_ioctx.read("foo", bl, 1, 0)); | |
4970 | ASSERT_EQ(user_version, cache_ioctx.get_last_version()); | |
4971 | } | |
4972 | ||
4973 | // erase it | |
4974 | { | |
4975 | ObjectWriteOperation op; | |
4976 | op.remove(); | |
4977 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
4978 | } | |
4979 | ||
4980 | // flush whiteout | |
4981 | { | |
4982 | ObjectReadOperation op; | |
4983 | op.cache_flush(); | |
4984 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4985 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4986 | "foo", completion, &op, | |
4987 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
4988 | completion->wait_for_complete(); | |
4989 | ASSERT_EQ(0, completion->get_return_value()); | |
4990 | completion->release(); | |
4991 | } | |
4992 | ||
4993 | // evict | |
4994 | { | |
4995 | ObjectReadOperation op; | |
4996 | op.cache_evict(); | |
4997 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
4998 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
4999 | "foo", completion, &op, librados::OPERATION_IGNORE_CACHE, NULL)); | |
5000 | completion->wait_for_complete(); | |
5001 | ASSERT_EQ(0, completion->get_return_value()); | |
5002 | completion->release(); | |
5003 | } | |
5004 | ||
5005 | // verify no longer in cache tier | |
5006 | { | |
5007 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
5008 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
5009 | } | |
5010 | // or base tier | |
5011 | { | |
5012 | NObjectIterator it = ioctx.nobjects_begin(); | |
5013 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
5014 | } | |
5015 | } | |
5016 | ||
5017 | TEST_F(LibRadosTwoPoolsECPP, FlushSnap) { | |
5018 | // configure cache | |
5019 | bufferlist inbl; | |
5020 | ASSERT_EQ(0, cluster.mon_command( | |
5021 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5022 | "\", \"tierpool\": \"" + cache_pool_name + | |
5023 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
5024 | inbl, NULL, NULL)); | |
5025 | ASSERT_EQ(0, cluster.mon_command( | |
5026 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
5027 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
5028 | inbl, NULL, NULL)); | |
5029 | ASSERT_EQ(0, cluster.mon_command( | |
5030 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
5031 | "\", \"mode\": \"writeback\"}", | |
5032 | inbl, NULL, NULL)); | |
5033 | ||
5034 | // wait for maps to settle | |
5035 | cluster.wait_for_latest_osdmap(); | |
5036 | ||
5037 | // create object | |
5038 | { | |
5039 | bufferlist bl; | |
5040 | bl.append("a"); | |
5041 | ObjectWriteOperation op; | |
5042 | op.write_full(bl); | |
5043 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5044 | } | |
5045 | ||
5046 | // create a snapshot, clone | |
5047 | vector<uint64_t> my_snaps(1); | |
5048 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
5049 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
5050 | my_snaps)); | |
5051 | { | |
5052 | bufferlist bl; | |
5053 | bl.append("b"); | |
5054 | ObjectWriteOperation op; | |
5055 | op.write_full(bl); | |
5056 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5057 | } | |
5058 | ||
5059 | // and another | |
5060 | my_snaps.resize(2); | |
5061 | my_snaps[1] = my_snaps[0]; | |
5062 | ASSERT_EQ(0, ioctx.selfmanaged_snap_create(&my_snaps[0])); | |
5063 | ASSERT_EQ(0, ioctx.selfmanaged_snap_set_write_ctx(my_snaps[0], | |
5064 | my_snaps)); | |
5065 | { | |
5066 | bufferlist bl; | |
5067 | bl.append("c"); | |
5068 | ObjectWriteOperation op; | |
5069 | op.write_full(bl); | |
5070 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5071 | } | |
5072 | ||
5073 | // verify the object is present in the cache tier | |
5074 | { | |
5075 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
5076 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
5077 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
5078 | ++it; | |
5079 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
5080 | } | |
5081 | ||
5082 | // verify the object is NOT present in the base tier | |
5083 | { | |
5084 | NObjectIterator it = ioctx.nobjects_begin(); | |
5085 | ASSERT_TRUE(it == ioctx.nobjects_end()); | |
5086 | } | |
5087 | ||
5088 | // flush on head (should fail) | |
5089 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
5090 | { | |
5091 | ObjectReadOperation op; | |
5092 | op.cache_flush(); | |
5093 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5094 | ASSERT_EQ(0, ioctx.aio_operate( | |
5095 | "foo", completion, &op, | |
5096 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
5097 | completion->wait_for_complete(); | |
5098 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
5099 | completion->release(); | |
5100 | } | |
5101 | // flush on recent snap (should fail) | |
5102 | ioctx.snap_set_read(my_snaps[0]); | |
5103 | { | |
5104 | ObjectReadOperation op; | |
5105 | op.cache_flush(); | |
5106 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5107 | ASSERT_EQ(0, ioctx.aio_operate( | |
5108 | "foo", completion, &op, | |
5109 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
5110 | completion->wait_for_complete(); | |
5111 | ASSERT_EQ(-EBUSY, completion->get_return_value()); | |
5112 | completion->release(); | |
5113 | } | |
5114 | // flush on oldest snap | |
5115 | ioctx.snap_set_read(my_snaps[1]); | |
5116 | { | |
5117 | ObjectReadOperation op; | |
5118 | op.cache_flush(); | |
5119 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5120 | ASSERT_EQ(0, ioctx.aio_operate( | |
5121 | "foo", completion, &op, | |
5122 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
5123 | completion->wait_for_complete(); | |
5124 | ASSERT_EQ(0, completion->get_return_value()); | |
5125 | completion->release(); | |
5126 | } | |
5127 | // flush on next oldest snap | |
5128 | ioctx.snap_set_read(my_snaps[0]); | |
5129 | { | |
5130 | ObjectReadOperation op; | |
5131 | op.cache_flush(); | |
5132 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5133 | ASSERT_EQ(0, ioctx.aio_operate( | |
5134 | "foo", completion, &op, | |
5135 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
5136 | completion->wait_for_complete(); | |
5137 | ASSERT_EQ(0, completion->get_return_value()); | |
5138 | completion->release(); | |
5139 | } | |
5140 | // flush on head | |
5141 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
5142 | { | |
5143 | ObjectReadOperation op; | |
5144 | op.cache_flush(); | |
5145 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5146 | ASSERT_EQ(0, ioctx.aio_operate( | |
5147 | "foo", completion, &op, | |
5148 | librados::OPERATION_IGNORE_CACHE, NULL)); | |
5149 | completion->wait_for_complete(); | |
5150 | ASSERT_EQ(0, completion->get_return_value()); | |
5151 | completion->release(); | |
5152 | } | |
5153 | ||
5154 | // verify i can read the snaps from the cache pool | |
5155 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
5156 | { | |
5157 | bufferlist bl; | |
5158 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
5159 | ASSERT_EQ('c', bl[0]); | |
5160 | } | |
5161 | ioctx.snap_set_read(my_snaps[0]); | |
5162 | { | |
5163 | bufferlist bl; | |
5164 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
5165 | ASSERT_EQ('b', bl[0]); | |
5166 | } | |
5167 | ioctx.snap_set_read(my_snaps[1]); | |
5168 | { | |
5169 | bufferlist bl; | |
5170 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
5171 | ASSERT_EQ('a', bl[0]); | |
5172 | } | |
5173 | ||
5174 | // tear down tiers | |
5175 | ASSERT_EQ(0, cluster.mon_command( | |
5176 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
5177 | "\"}", | |
5178 | inbl, NULL, NULL)); | |
5179 | ||
5180 | // wait for maps to settle | |
5181 | cluster.wait_for_latest_osdmap(); | |
5182 | ||
5183 | // verify i can read the snaps from the base pool | |
5184 | ioctx.snap_set_read(librados::SNAP_HEAD); | |
5185 | { | |
5186 | bufferlist bl; | |
5187 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
5188 | ASSERT_EQ('c', bl[0]); | |
5189 | } | |
5190 | ioctx.snap_set_read(my_snaps[0]); | |
5191 | { | |
5192 | bufferlist bl; | |
5193 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
5194 | ASSERT_EQ('b', bl[0]); | |
5195 | } | |
5196 | ioctx.snap_set_read(my_snaps[1]); | |
5197 | { | |
5198 | bufferlist bl; | |
5199 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
5200 | ASSERT_EQ('a', bl[0]); | |
5201 | } | |
5202 | ||
5203 | ASSERT_EQ(0, cluster.mon_command( | |
5204 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
5205 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
5206 | inbl, NULL, NULL)); | |
5207 | cluster.wait_for_latest_osdmap(); | |
5208 | ||
5209 | // cleanup | |
5210 | ioctx.selfmanaged_snap_remove(my_snaps[0]); | |
5211 | } | |
5212 | ||
5213 | TEST_F(LibRadosTierECPP, FlushWriteRaces) { | |
5214 | Rados cluster; | |
5215 | std::string pool_name = get_temp_pool_name(); | |
5216 | std::string cache_pool_name = pool_name + "-cache"; | |
5217 | ASSERT_EQ("", create_one_pool_pp(pool_name, cluster)); | |
5218 | ASSERT_EQ(0, cluster.pool_create(cache_pool_name.c_str())); | |
5219 | IoCtx cache_ioctx; | |
5220 | ASSERT_EQ(0, cluster.ioctx_create(cache_pool_name.c_str(), cache_ioctx)); | |
5221 | cache_ioctx.application_enable("rados", true); | |
5222 | IoCtx ioctx; | |
5223 | ASSERT_EQ(0, cluster.ioctx_create(pool_name.c_str(), ioctx)); | |
5224 | ||
5225 | // configure cache | |
5226 | bufferlist inbl; | |
5227 | ASSERT_EQ(0, cluster.mon_command( | |
5228 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5229 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
5230 | inbl, NULL, NULL)); | |
5231 | ASSERT_EQ(0, cluster.mon_command( | |
5232 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
5233 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
5234 | inbl, NULL, NULL)); | |
5235 | ASSERT_EQ(0, cluster.mon_command( | |
5236 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
5237 | "\", \"mode\": \"writeback\"}", | |
5238 | inbl, NULL, NULL)); | |
5239 | ||
5240 | // wait for maps to settle | |
5241 | cluster.wait_for_latest_osdmap(); | |
5242 | ||
5243 | // create/dirty object | |
5244 | bufferlist bl; | |
5245 | bl.append("hi there"); | |
5246 | { | |
5247 | ObjectWriteOperation op; | |
5248 | op.write_full(bl); | |
5249 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5250 | } | |
5251 | ||
5252 | // flush + write | |
5253 | { | |
5254 | ObjectReadOperation op; | |
5255 | op.cache_flush(); | |
5256 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5257 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5258 | "foo", completion, &op, | |
5259 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
5260 | ||
5261 | ObjectWriteOperation op2; | |
5262 | op2.write_full(bl); | |
5263 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
5264 | ASSERT_EQ(0, ioctx.aio_operate( | |
5265 | "foo", completion2, &op2, 0)); | |
5266 | ||
5267 | completion->wait_for_complete(); | |
5268 | completion2->wait_for_complete(); | |
5269 | ASSERT_EQ(0, completion->get_return_value()); | |
5270 | ASSERT_EQ(0, completion2->get_return_value()); | |
5271 | completion->release(); | |
5272 | completion2->release(); | |
5273 | } | |
5274 | ||
5275 | int tries = 1000; | |
5276 | do { | |
5277 | // create/dirty object | |
5278 | { | |
5279 | bufferlist bl; | |
5280 | bl.append("hi there"); | |
5281 | ObjectWriteOperation op; | |
5282 | op.write_full(bl); | |
5283 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5284 | } | |
5285 | ||
5286 | // try-flush + write | |
5287 | { | |
5288 | ObjectReadOperation op; | |
5289 | op.cache_try_flush(); | |
5290 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5291 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5292 | "foo", completion, &op, | |
5293 | librados::OPERATION_IGNORE_OVERLAY | | |
5294 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
5295 | ||
5296 | ObjectWriteOperation op2; | |
5297 | op2.write_full(bl); | |
5298 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
5299 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion2, &op2, 0)); | |
5300 | ||
5301 | completion->wait_for_complete(); | |
5302 | completion2->wait_for_complete(); | |
5303 | int r = completion->get_return_value(); | |
5304 | ASSERT_TRUE(r == -EBUSY || r == 0); | |
5305 | ASSERT_EQ(0, completion2->get_return_value()); | |
5306 | completion->release(); | |
5307 | completion2->release(); | |
5308 | if (r == -EBUSY) | |
5309 | break; | |
5310 | cout << "didn't get EBUSY, trying again" << std::endl; | |
5311 | } | |
5312 | ASSERT_TRUE(--tries); | |
5313 | } while (true); | |
5314 | ||
5315 | // tear down tiers | |
5316 | ASSERT_EQ(0, cluster.mon_command( | |
5317 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
5318 | "\"}", | |
5319 | inbl, NULL, NULL)); | |
5320 | ASSERT_EQ(0, cluster.mon_command( | |
5321 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
5322 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
5323 | inbl, NULL, NULL)); | |
5324 | ||
5325 | // wait for maps to settle before next test | |
5326 | cluster.wait_for_latest_osdmap(); | |
5327 | ||
5328 | ASSERT_EQ(0, cluster.pool_delete(cache_pool_name.c_str())); | |
5329 | ASSERT_EQ(0, destroy_one_pool_pp(pool_name, cluster)); | |
5330 | } | |
5331 | ||
5332 | TEST_F(LibRadosTwoPoolsECPP, FlushTryFlushRaces) { | |
5333 | // configure cache | |
5334 | bufferlist inbl; | |
5335 | ASSERT_EQ(0, cluster.mon_command( | |
5336 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5337 | "\", \"tierpool\": \"" + cache_pool_name + | |
5338 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
5339 | inbl, NULL, NULL)); | |
5340 | ASSERT_EQ(0, cluster.mon_command( | |
5341 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
5342 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
5343 | inbl, NULL, NULL)); | |
5344 | ASSERT_EQ(0, cluster.mon_command( | |
5345 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
5346 | "\", \"mode\": \"writeback\"}", | |
5347 | inbl, NULL, NULL)); | |
5348 | ||
5349 | // wait for maps to settle | |
5350 | cluster.wait_for_latest_osdmap(); | |
5351 | ||
5352 | // create/dirty object | |
5353 | { | |
5354 | bufferlist bl; | |
5355 | bl.append("hi there"); | |
5356 | ObjectWriteOperation op; | |
5357 | op.write_full(bl); | |
5358 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5359 | } | |
5360 | ||
5361 | // flush + flush | |
5362 | { | |
5363 | ObjectReadOperation op; | |
5364 | op.cache_flush(); | |
5365 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5366 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5367 | "foo", completion, &op, | |
5368 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
5369 | ||
5370 | ObjectReadOperation op2; | |
5371 | op2.cache_flush(); | |
5372 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
5373 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5374 | "foo", completion2, &op2, | |
5375 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
5376 | ||
5377 | completion->wait_for_complete(); | |
5378 | completion2->wait_for_complete(); | |
5379 | ASSERT_EQ(0, completion->get_return_value()); | |
5380 | ASSERT_EQ(0, completion2->get_return_value()); | |
5381 | completion->release(); | |
5382 | completion2->release(); | |
5383 | } | |
5384 | ||
5385 | // create/dirty object | |
5386 | { | |
5387 | bufferlist bl; | |
5388 | bl.append("hi there"); | |
5389 | ObjectWriteOperation op; | |
5390 | op.write_full(bl); | |
5391 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5392 | } | |
5393 | ||
5394 | // flush + try-flush | |
5395 | { | |
5396 | ObjectReadOperation op; | |
5397 | op.cache_flush(); | |
5398 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5399 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5400 | "foo", completion, &op, | |
5401 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
5402 | ||
5403 | ObjectReadOperation op2; | |
5404 | op2.cache_try_flush(); | |
5405 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
5406 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5407 | "foo", completion2, &op2, | |
5408 | librados::OPERATION_IGNORE_OVERLAY | | |
5409 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
5410 | ||
5411 | completion->wait_for_complete(); | |
5412 | completion2->wait_for_complete(); | |
5413 | ASSERT_EQ(0, completion->get_return_value()); | |
5414 | ASSERT_EQ(0, completion2->get_return_value()); | |
5415 | completion->release(); | |
5416 | completion2->release(); | |
5417 | } | |
5418 | ||
5419 | // create/dirty object | |
5420 | int tries = 1000; | |
5421 | do { | |
5422 | { | |
5423 | bufferlist bl; | |
5424 | bl.append("hi there"); | |
5425 | ObjectWriteOperation op; | |
5426 | op.write_full(bl); | |
5427 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5428 | } | |
5429 | ||
5430 | // try-flush + flush | |
5431 | // (flush will not piggyback on try-flush) | |
5432 | { | |
5433 | ObjectReadOperation op; | |
5434 | op.cache_try_flush(); | |
5435 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5436 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5437 | "foo", completion, &op, | |
5438 | librados::OPERATION_IGNORE_OVERLAY | | |
5439 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
5440 | ||
5441 | ObjectReadOperation op2; | |
5442 | op2.cache_flush(); | |
5443 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
5444 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5445 | "foo", completion2, &op2, | |
5446 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
5447 | ||
5448 | completion->wait_for_complete(); | |
5449 | completion2->wait_for_complete(); | |
5450 | int r = completion->get_return_value(); | |
5451 | ASSERT_TRUE(r == -EBUSY || r == 0); | |
5452 | ASSERT_EQ(0, completion2->get_return_value()); | |
5453 | completion->release(); | |
5454 | completion2->release(); | |
5455 | if (r == -EBUSY) | |
5456 | break; | |
5457 | cout << "didn't get EBUSY, trying again" << std::endl; | |
5458 | } | |
5459 | ASSERT_TRUE(--tries); | |
5460 | } while (true); | |
5461 | ||
5462 | // create/dirty object | |
5463 | { | |
5464 | bufferlist bl; | |
5465 | bl.append("hi there"); | |
5466 | ObjectWriteOperation op; | |
5467 | op.write_full(bl); | |
5468 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5469 | } | |
5470 | ||
5471 | // try-flush + try-flush | |
5472 | { | |
5473 | ObjectReadOperation op; | |
5474 | op.cache_try_flush(); | |
5475 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5476 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5477 | "foo", completion, &op, | |
5478 | librados::OPERATION_IGNORE_OVERLAY | | |
5479 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
5480 | ||
5481 | ObjectReadOperation op2; | |
5482 | op2.cache_try_flush(); | |
5483 | librados::AioCompletion *completion2 = cluster.aio_create_completion(); | |
5484 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5485 | "foo", completion2, &op2, | |
5486 | librados::OPERATION_IGNORE_OVERLAY | | |
5487 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
5488 | ||
5489 | completion->wait_for_complete(); | |
5490 | completion2->wait_for_complete(); | |
5491 | ASSERT_EQ(0, completion->get_return_value()); | |
5492 | ASSERT_EQ(0, completion2->get_return_value()); | |
5493 | completion->release(); | |
5494 | completion2->release(); | |
5495 | } | |
5496 | } | |
5497 | ||
5498 | TEST_F(LibRadosTwoPoolsECPP, TryFlushReadRace) { | |
5499 | // configure cache | |
5500 | bufferlist inbl; | |
5501 | ASSERT_EQ(0, cluster.mon_command( | |
5502 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5503 | "\", \"tierpool\": \"" + cache_pool_name + | |
5504 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
5505 | inbl, NULL, NULL)); | |
5506 | ASSERT_EQ(0, cluster.mon_command( | |
5507 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
5508 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
5509 | inbl, NULL, NULL)); | |
5510 | ASSERT_EQ(0, cluster.mon_command( | |
5511 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
5512 | "\", \"mode\": \"writeback\"}", | |
5513 | inbl, NULL, NULL)); | |
5514 | ||
5515 | // wait for maps to settle | |
5516 | cluster.wait_for_latest_osdmap(); | |
5517 | ||
5518 | // create/dirty object | |
5519 | { | |
5520 | bufferlist bl; | |
5521 | bl.append("hi there"); | |
5522 | bufferptr bp(4000000); // make it big! | |
5523 | bp.zero(); | |
5524 | bl.append(bp); | |
5525 | ObjectWriteOperation op; | |
5526 | op.write_full(bl); | |
5527 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5528 | } | |
5529 | ||
5530 | // start a continuous stream of reads | |
5531 | read_ioctx = &ioctx; | |
5532 | test_lock.lock(); | |
5533 | for (int i = 0; i < max_reads; ++i) { | |
5534 | start_flush_read(); | |
5535 | num_reads++; | |
5536 | } | |
5537 | test_lock.unlock(); | |
5538 | ||
5539 | // try-flush | |
5540 | ObjectReadOperation op; | |
5541 | op.cache_try_flush(); | |
5542 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5543 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5544 | "foo", completion, &op, | |
5545 | librados::OPERATION_IGNORE_OVERLAY | | |
5546 | librados::OPERATION_SKIPRWLOCKS, NULL)); | |
5547 | ||
5548 | completion->wait_for_complete(); | |
5549 | ASSERT_EQ(0, completion->get_return_value()); | |
5550 | completion->release(); | |
5551 | ||
5552 | // stop reads | |
5553 | std::unique_lock locker{test_lock}; | |
5554 | max_reads = 0; | |
5555 | cond.wait(locker, [] { return num_reads == 0;}); | |
5556 | } | |
5557 | ||
5558 | TEST_F(LibRadosTierECPP, CallForcesPromote) { | |
5559 | Rados cluster; | |
5560 | std::string pool_name = get_temp_pool_name(); | |
5561 | std::string cache_pool_name = pool_name + "-cache"; | |
5562 | ASSERT_EQ("", create_one_ec_pool_pp(pool_name, cluster)); | |
5563 | ASSERT_EQ(0, cluster.pool_create(cache_pool_name.c_str())); | |
5564 | IoCtx cache_ioctx; | |
5565 | ASSERT_EQ(0, cluster.ioctx_create(cache_pool_name.c_str(), cache_ioctx)); | |
5566 | cache_ioctx.application_enable("rados", true); | |
5567 | IoCtx ioctx; | |
5568 | ASSERT_EQ(0, cluster.ioctx_create(pool_name.c_str(), ioctx)); | |
5569 | ||
5570 | // configure cache | |
5571 | bufferlist inbl; | |
5572 | ASSERT_EQ(0, cluster.mon_command( | |
5573 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5574 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
5575 | inbl, NULL, NULL)); | |
5576 | ASSERT_EQ(0, cluster.mon_command( | |
5577 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
5578 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
5579 | inbl, NULL, NULL)); | |
5580 | ASSERT_EQ(0, cluster.mon_command( | |
5581 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
5582 | "\", \"mode\": \"writeback\"}", | |
5583 | inbl, NULL, NULL)); | |
5584 | ||
5585 | // set things up such that the op would normally be proxied | |
5586 | ASSERT_EQ(0, cluster.mon_command( | |
5587 | set_pool_str(cache_pool_name, "hit_set_count", 2), | |
5588 | inbl, NULL, NULL)); | |
5589 | ASSERT_EQ(0, cluster.mon_command( | |
5590 | set_pool_str(cache_pool_name, "hit_set_period", 600), | |
5591 | inbl, NULL, NULL)); | |
5592 | ASSERT_EQ(0, cluster.mon_command( | |
5593 | set_pool_str(cache_pool_name, "hit_set_type", | |
5594 | "explicit_object"), | |
5595 | inbl, NULL, NULL)); | |
5596 | ASSERT_EQ(0, cluster.mon_command( | |
5597 | set_pool_str(cache_pool_name, "min_read_recency_for_promote", | |
5598 | "4"), | |
5599 | inbl, NULL, NULL)); | |
5600 | ||
5601 | // wait for maps to settle | |
5602 | cluster.wait_for_latest_osdmap(); | |
5603 | ||
5604 | // create/dirty object | |
5605 | bufferlist bl; | |
5606 | bl.append("hi there"); | |
5607 | { | |
5608 | ObjectWriteOperation op; | |
5609 | op.write_full(bl); | |
5610 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
5611 | } | |
5612 | ||
5613 | // flush | |
5614 | { | |
5615 | ObjectReadOperation op; | |
5616 | op.cache_flush(); | |
5617 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5618 | ASSERT_EQ(0, cache_ioctx.aio_operate( | |
5619 | "foo", completion, &op, | |
5620 | librados::OPERATION_IGNORE_OVERLAY, NULL)); | |
5621 | completion->wait_for_complete(); | |
5622 | ASSERT_EQ(0, completion->get_return_value()); | |
5623 | completion->release(); | |
5624 | } | |
5625 | ||
5626 | // evict | |
5627 | { | |
5628 | ObjectReadOperation op; | |
5629 | op.cache_evict(); | |
5630 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
5631 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op, | |
5632 | librados::OPERATION_IGNORE_CACHE, | |
5633 | NULL)); | |
5634 | completion->wait_for_complete(); | |
5635 | ASSERT_EQ(0, completion->get_return_value()); | |
5636 | completion->release(); | |
5637 | } | |
5638 | ||
5639 | // call | |
5640 | { | |
5641 | ObjectReadOperation op; | |
5642 | bufferlist bl; | |
5643 | op.exec("rbd", "get_id", bl); | |
5644 | bufferlist out; | |
5645 | // should get EIO (not an rbd object), not -EOPNOTSUPP (we didn't promote) | |
5646 | ASSERT_EQ(-5, ioctx.operate("foo", &op, &out)); | |
5647 | } | |
5648 | ||
5649 | // make sure foo is back in the cache tier | |
5650 | { | |
5651 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
5652 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
5653 | ASSERT_TRUE(it->get_oid() == string("foo")); | |
5654 | ++it; | |
5655 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
5656 | } | |
5657 | ||
5658 | // tear down tiers | |
5659 | ASSERT_EQ(0, cluster.mon_command( | |
5660 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
5661 | "\"}", | |
5662 | inbl, NULL, NULL)); | |
5663 | ASSERT_EQ(0, cluster.mon_command( | |
5664 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
5665 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
5666 | inbl, NULL, NULL)); | |
5667 | ||
5668 | // wait for maps to settle before next test | |
5669 | cluster.wait_for_latest_osdmap(); | |
5670 | ||
5671 | ASSERT_EQ(0, cluster.pool_delete(cache_pool_name.c_str())); | |
5672 | ASSERT_EQ(0, destroy_one_ec_pool_pp(pool_name, cluster)); | |
5673 | } | |
5674 | ||
5675 | TEST_F(LibRadosTierECPP, HitSetNone) { | |
5676 | { | |
5677 | list< pair<time_t,time_t> > ls; | |
5678 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
5679 | ASSERT_EQ(0, ioctx.hit_set_list(123, c, &ls)); | |
5680 | c->wait_for_complete(); | |
5681 | ASSERT_EQ(0, c->get_return_value()); | |
5682 | ASSERT_TRUE(ls.empty()); | |
5683 | c->release(); | |
5684 | } | |
5685 | { | |
5686 | bufferlist bl; | |
5687 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
5688 | ASSERT_EQ(0, ioctx.hit_set_get(123, c, 12345, &bl)); | |
5689 | c->wait_for_complete(); | |
5690 | ASSERT_EQ(-ENOENT, c->get_return_value()); | |
5691 | c->release(); | |
5692 | } | |
5693 | } | |
5694 | ||
5695 | TEST_F(LibRadosTwoPoolsECPP, HitSetRead) { | |
5696 | // make it a tier | |
5697 | bufferlist inbl; | |
5698 | ASSERT_EQ(0, cluster.mon_command( | |
5699 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5700 | "\", \"tierpool\": \"" + cache_pool_name + | |
5701 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
5702 | inbl, NULL, NULL)); | |
5703 | ||
5704 | // enable hitset tracking for this pool | |
5705 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_count", 2), | |
5706 | inbl, NULL, NULL)); | |
5707 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_period", 600), | |
5708 | inbl, NULL, NULL)); | |
5709 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_type", | |
5710 | "explicit_object"), | |
5711 | inbl, NULL, NULL)); | |
5712 | ||
5713 | // wait for maps to settle | |
5714 | cluster.wait_for_latest_osdmap(); | |
5715 | ||
5716 | cache_ioctx.set_namespace(""); | |
5717 | ||
5718 | // keep reading until we see our object appear in the HitSet | |
5719 | utime_t start = ceph_clock_now(); | |
5720 | utime_t hard_stop = start + utime_t(600, 0); | |
5721 | ||
5722 | while (true) { | |
5723 | utime_t now = ceph_clock_now(); | |
5724 | ASSERT_TRUE(now < hard_stop); | |
5725 | ||
5726 | string name = "foo"; | |
5727 | uint32_t hash; | |
5728 | ASSERT_EQ(0, cache_ioctx.get_object_hash_position2(name, &hash)); | |
5729 | hobject_t oid(sobject_t(name, CEPH_NOSNAP), "", hash, | |
5730 | cluster.pool_lookup(cache_pool_name.c_str()), ""); | |
5731 | ||
5732 | bufferlist bl; | |
5733 | ASSERT_EQ(-ENOENT, cache_ioctx.read("foo", bl, 1, 0)); | |
5734 | ||
5735 | bufferlist hbl; | |
5736 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
5737 | ASSERT_EQ(0, cache_ioctx.hit_set_get(hash, c, now.sec(), &hbl)); | |
5738 | c->wait_for_complete(); | |
5739 | c->release(); | |
5740 | ||
5741 | if (hbl.length()) { | |
5742 | auto p = hbl.cbegin(); | |
5743 | HitSet hs; | |
5744 | decode(hs, p); | |
5745 | if (hs.contains(oid)) { | |
5746 | cout << "ok, hit_set contains " << oid << std::endl; | |
5747 | break; | |
5748 | } | |
5749 | cout << "hmm, not in HitSet yet" << std::endl; | |
5750 | } else { | |
5751 | cout << "hmm, no HitSet yet" << std::endl; | |
5752 | } | |
5753 | ||
5754 | sleep(1); | |
5755 | } | |
5756 | } | |
5757 | ||
5758 | // disable this test until hitset-get reliably works on EC pools | |
5759 | #if 0 | |
5760 | TEST_F(LibRadosTierECPP, HitSetWrite) { | |
5761 | int num_pg = _get_pg_num(cluster, pool_name); | |
5762 | ceph_assert(num_pg > 0); | |
5763 | ||
5764 | // enable hitset tracking for this pool | |
5765 | bufferlist inbl; | |
5766 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(pool_name, "hit_set_count", 8), | |
5767 | inbl, NULL, NULL)); | |
5768 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(pool_name, "hit_set_period", 600), | |
5769 | inbl, NULL, NULL)); | |
5770 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(pool_name, "hit_set_type", | |
5771 | "explicit_hash"), | |
5772 | inbl, NULL, NULL)); | |
5773 | ||
5774 | // wait for maps to settle | |
5775 | cluster.wait_for_latest_osdmap(); | |
5776 | ||
5777 | ioctx.set_namespace(""); | |
5778 | ||
5779 | // do a bunch of writes | |
5780 | for (int i=0; i<1000; ++i) { | |
5781 | bufferlist bl; | |
5782 | bl.append("a"); | |
5783 | ASSERT_EQ(0, ioctx.write(stringify(i), bl, 1, 0)); | |
5784 | } | |
5785 | ||
5786 | // get HitSets | |
5787 | std::map<int,HitSet> hitsets; | |
5788 | for (int i=0; i<num_pg; ++i) { | |
5789 | list< pair<time_t,time_t> > ls; | |
5790 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
5791 | ASSERT_EQ(0, ioctx.hit_set_list(i, c, &ls)); | |
5792 | c->wait_for_complete(); | |
5793 | c->release(); | |
5794 | std::cout << "pg " << i << " ls " << ls << std::endl; | |
5795 | ASSERT_FALSE(ls.empty()); | |
5796 | ||
5797 | // get the latest | |
5798 | c = librados::Rados::aio_create_completion(); | |
5799 | bufferlist bl; | |
5800 | ASSERT_EQ(0, ioctx.hit_set_get(i, c, ls.back().first, &bl)); | |
5801 | c->wait_for_complete(); | |
5802 | c->release(); | |
5803 | ||
5804 | //std::cout << "bl len is " << bl.length() << "\n"; | |
5805 | //bl.hexdump(std::cout); | |
5806 | //std::cout << std::endl; | |
5807 | ||
5808 | auto p = bl.cbegin(); | |
5809 | decode(hitsets[i], p); | |
5810 | ||
5811 | // cope with racing splits by refreshing pg_num | |
5812 | if (i == num_pg - 1) | |
5813 | num_pg = _get_pg_num(cluster, pool_name); | |
5814 | } | |
5815 | ||
5816 | for (int i=0; i<1000; ++i) { | |
5817 | string n = stringify(i); | |
5818 | uint32_t hash = ioctx.get_object_hash_position(n); | |
5819 | hobject_t oid(sobject_t(n, CEPH_NOSNAP), "", hash, | |
5820 | cluster.pool_lookup(pool_name.c_str()), ""); | |
5821 | std::cout << "checking for " << oid << std::endl; | |
5822 | bool found = false; | |
5823 | for (int p=0; p<num_pg; ++p) { | |
5824 | if (hitsets[p].contains(oid)) { | |
5825 | found = true; | |
5826 | break; | |
5827 | } | |
5828 | } | |
5829 | ASSERT_TRUE(found); | |
5830 | } | |
5831 | } | |
5832 | #endif | |
5833 | ||
5834 | TEST_F(LibRadosTwoPoolsECPP, HitSetTrim) { | |
5835 | unsigned count = 3; | |
5836 | unsigned period = 3; | |
5837 | ||
5838 | // make it a tier | |
5839 | bufferlist inbl; | |
5840 | ASSERT_EQ(0, cluster.mon_command( | |
5841 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5842 | "\", \"tierpool\": \"" + cache_pool_name + | |
5843 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
5844 | inbl, NULL, NULL)); | |
5845 | ||
5846 | // enable hitset tracking for this pool | |
5847 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_count", count), | |
5848 | inbl, NULL, NULL)); | |
5849 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_period", period), | |
5850 | inbl, NULL, NULL)); | |
5851 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_type", "bloom"), | |
5852 | inbl, NULL, NULL)); | |
5853 | ASSERT_EQ(0, cluster.mon_command(set_pool_str(cache_pool_name, "hit_set_fpp", ".01"), | |
5854 | inbl, NULL, NULL)); | |
5855 | ||
5856 | // wait for maps to settle | |
5857 | cluster.wait_for_latest_osdmap(); | |
5858 | ||
5859 | cache_ioctx.set_namespace(""); | |
5860 | ||
5861 | // do a bunch of writes and make sure the hitsets rotate | |
5862 | utime_t start = ceph_clock_now(); | |
5863 | utime_t hard_stop = start + utime_t(count * period * 50, 0); | |
5864 | ||
5865 | time_t first = 0; | |
5866 | int bsize = alignment; | |
5867 | char *buf = (char *)new char[bsize]; | |
5868 | memset(buf, 'f', bsize); | |
5869 | ||
5870 | while (true) { | |
5871 | string name = "foo"; | |
5872 | uint32_t hash; | |
5873 | ASSERT_EQ(0, cache_ioctx.get_object_hash_position2(name, &hash)); | |
5874 | hobject_t oid(sobject_t(name, CEPH_NOSNAP), "", hash, -1, ""); | |
5875 | ||
5876 | bufferlist bl; | |
5877 | bl.append(buf, bsize); | |
5878 | ASSERT_EQ(0, cache_ioctx.append("foo", bl, bsize)); | |
5879 | ||
5880 | list<pair<time_t, time_t> > ls; | |
5881 | AioCompletion *c = librados::Rados::aio_create_completion(); | |
5882 | ASSERT_EQ(0, cache_ioctx.hit_set_list(hash, c, &ls)); | |
5883 | c->wait_for_complete(); | |
5884 | c->release(); | |
5885 | ||
5886 | cout << " got ls " << ls << std::endl; | |
5887 | if (!ls.empty()) { | |
5888 | if (!first) { | |
5889 | first = ls.front().first; | |
5890 | cout << "first is " << first << std::endl; | |
5891 | } else { | |
5892 | if (ls.front().first != first) { | |
5893 | cout << "first now " << ls.front().first << ", trimmed" << std::endl; | |
5894 | break; | |
5895 | } | |
5896 | } | |
5897 | } | |
5898 | ||
5899 | utime_t now = ceph_clock_now(); | |
5900 | ASSERT_TRUE(now < hard_stop); | |
5901 | ||
5902 | sleep(1); | |
5903 | } | |
5904 | delete[] buf; | |
5905 | } | |
5906 | ||
5907 | TEST_F(LibRadosTwoPoolsECPP, PromoteOn2ndRead) { | |
5908 | // create object | |
5909 | for (int i=0; i<20; ++i) { | |
5910 | bufferlist bl; | |
5911 | bl.append("hi there"); | |
5912 | ObjectWriteOperation op; | |
5913 | op.write_full(bl); | |
5914 | ASSERT_EQ(0, ioctx.operate("foo" + stringify(i), &op)); | |
5915 | } | |
5916 | ||
5917 | // configure cache | |
5918 | bufferlist inbl; | |
5919 | ASSERT_EQ(0, cluster.mon_command( | |
5920 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
5921 | "\", \"tierpool\": \"" + cache_pool_name + | |
5922 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
5923 | inbl, NULL, NULL)); | |
5924 | ASSERT_EQ(0, cluster.mon_command( | |
5925 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
5926 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
5927 | inbl, NULL, NULL)); | |
5928 | ASSERT_EQ(0, cluster.mon_command( | |
5929 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
5930 | "\", \"mode\": \"writeback\"}", | |
5931 | inbl, NULL, NULL)); | |
5932 | ||
5933 | // enable hitset tracking for this pool | |
5934 | ASSERT_EQ(0, cluster.mon_command( | |
5935 | set_pool_str(cache_pool_name, "hit_set_count", 2), | |
5936 | inbl, NULL, NULL)); | |
5937 | ASSERT_EQ(0, cluster.mon_command( | |
5938 | set_pool_str(cache_pool_name, "hit_set_period", 600), | |
5939 | inbl, NULL, NULL)); | |
5940 | ASSERT_EQ(0, cluster.mon_command( | |
5941 | set_pool_str(cache_pool_name, "hit_set_type", "bloom"), | |
5942 | inbl, NULL, NULL)); | |
5943 | ASSERT_EQ(0, cluster.mon_command( | |
5944 | set_pool_str(cache_pool_name, "min_read_recency_for_promote", 1), | |
5945 | inbl, NULL, NULL)); | |
5946 | ASSERT_EQ(0, cluster.mon_command( | |
5947 | set_pool_str(cache_pool_name, "hit_set_grade_decay_rate", 20), | |
5948 | inbl, NULL, NULL)); | |
5949 | ASSERT_EQ(0, cluster.mon_command( | |
5950 | set_pool_str(cache_pool_name, "hit_set_search_last_n", 1), | |
5951 | inbl, NULL, NULL)); | |
5952 | ||
5953 | // wait for maps to settle | |
5954 | cluster.wait_for_latest_osdmap(); | |
5955 | ||
5956 | int fake = 0; // set this to non-zero to test spurious promotion, | |
5957 | // e.g. from thrashing | |
5958 | int attempt = 0; | |
5959 | string obj; | |
5960 | while (true) { | |
5961 | // 1st read, don't trigger a promote | |
5962 | obj = "foo" + stringify(attempt); | |
5963 | cout << obj << std::endl; | |
5964 | { | |
5965 | bufferlist bl; | |
5966 | ASSERT_EQ(1, ioctx.read(obj.c_str(), bl, 1, 0)); | |
5967 | if (--fake >= 0) { | |
5968 | sleep(1); | |
5969 | ASSERT_EQ(1, ioctx.read(obj.c_str(), bl, 1, 0)); | |
5970 | sleep(1); | |
5971 | } | |
5972 | } | |
5973 | ||
5974 | // verify the object is NOT present in the cache tier | |
5975 | { | |
5976 | bool found = false; | |
5977 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
5978 | while (it != cache_ioctx.nobjects_end()) { | |
5979 | cout << " see " << it->get_oid() << std::endl; | |
5980 | if (it->get_oid() == string(obj.c_str())) { | |
5981 | found = true; | |
5982 | break; | |
5983 | } | |
5984 | ++it; | |
5985 | } | |
5986 | if (!found) | |
5987 | break; | |
5988 | } | |
5989 | ||
5990 | ++attempt; | |
5991 | ASSERT_LE(attempt, 20); | |
5992 | cout << "hrm, object is present in cache on attempt " << attempt | |
5993 | << ", retrying" << std::endl; | |
5994 | } | |
5995 | ||
5996 | // Read until the object is present in the cache tier | |
5997 | cout << "verifying " << obj << " is eventually promoted" << std::endl; | |
5998 | while (true) { | |
5999 | bufferlist bl; | |
6000 | ASSERT_EQ(1, ioctx.read(obj.c_str(), bl, 1, 0)); | |
6001 | ||
6002 | bool there = false; | |
6003 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
6004 | while (it != cache_ioctx.nobjects_end()) { | |
6005 | if (it->get_oid() == string(obj.c_str())) { | |
6006 | there = true; | |
6007 | break; | |
6008 | } | |
6009 | ++it; | |
6010 | } | |
6011 | if (there) | |
6012 | break; | |
6013 | ||
6014 | sleep(1); | |
6015 | } | |
6016 | ||
6017 | // tear down tiers | |
6018 | ASSERT_EQ(0, cluster.mon_command( | |
6019 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
6020 | "\"}", | |
6021 | inbl, NULL, NULL)); | |
6022 | ASSERT_EQ(0, cluster.mon_command( | |
6023 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
6024 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
6025 | inbl, NULL, NULL)); | |
6026 | ||
6027 | // wait for maps to settle before next test | |
6028 | cluster.wait_for_latest_osdmap(); | |
6029 | } | |
6030 | ||
6031 | TEST_F(LibRadosTwoPoolsECPP, ProxyRead) { | |
6032 | // create object | |
6033 | { | |
6034 | bufferlist bl; | |
6035 | bl.append("hi there"); | |
6036 | ObjectWriteOperation op; | |
6037 | op.write_full(bl); | |
6038 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
6039 | } | |
6040 | ||
6041 | // configure cache | |
6042 | bufferlist inbl; | |
6043 | ASSERT_EQ(0, cluster.mon_command( | |
6044 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
6045 | "\", \"tierpool\": \"" + cache_pool_name + | |
6046 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
6047 | inbl, NULL, NULL)); | |
6048 | ASSERT_EQ(0, cluster.mon_command( | |
6049 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
6050 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
6051 | inbl, NULL, NULL)); | |
6052 | ASSERT_EQ(0, cluster.mon_command( | |
6053 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
6054 | "\", \"mode\": \"readproxy\"}", | |
6055 | inbl, NULL, NULL)); | |
6056 | ||
6057 | // wait for maps to settle | |
6058 | cluster.wait_for_latest_osdmap(); | |
6059 | ||
6060 | // read and verify the object | |
6061 | { | |
6062 | bufferlist bl; | |
6063 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
6064 | ASSERT_EQ('h', bl[0]); | |
6065 | } | |
6066 | ||
6067 | // Verify 10 times the object is NOT present in the cache tier | |
6068 | uint32_t i = 0; | |
6069 | while (i++ < 10) { | |
6070 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
6071 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
6072 | sleep(1); | |
6073 | } | |
6074 | ||
6075 | // tear down tiers | |
6076 | ASSERT_EQ(0, cluster.mon_command( | |
6077 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
6078 | "\"}", | |
6079 | inbl, NULL, NULL)); | |
6080 | ASSERT_EQ(0, cluster.mon_command( | |
6081 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
6082 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
6083 | inbl, NULL, NULL)); | |
6084 | ||
6085 | // wait for maps to settle before next test | |
6086 | cluster.wait_for_latest_osdmap(); | |
6087 | } | |
6088 | ||
6089 | TEST_F(LibRadosTwoPoolsECPP, CachePin) { | |
6090 | // create object | |
6091 | { | |
6092 | bufferlist bl; | |
6093 | bl.append("hi there"); | |
6094 | ObjectWriteOperation op; | |
6095 | op.write_full(bl); | |
6096 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
6097 | } | |
6098 | { | |
6099 | bufferlist bl; | |
6100 | bl.append("hi there"); | |
6101 | ObjectWriteOperation op; | |
6102 | op.write_full(bl); | |
6103 | ASSERT_EQ(0, ioctx.operate("bar", &op)); | |
6104 | } | |
6105 | { | |
6106 | bufferlist bl; | |
6107 | bl.append("hi there"); | |
6108 | ObjectWriteOperation op; | |
6109 | op.write_full(bl); | |
6110 | ASSERT_EQ(0, ioctx.operate("baz", &op)); | |
6111 | } | |
6112 | { | |
6113 | bufferlist bl; | |
6114 | bl.append("hi there"); | |
6115 | ObjectWriteOperation op; | |
6116 | op.write_full(bl); | |
6117 | ASSERT_EQ(0, ioctx.operate("bam", &op)); | |
6118 | } | |
6119 | ||
6120 | // configure cache | |
6121 | bufferlist inbl; | |
6122 | ASSERT_EQ(0, cluster.mon_command( | |
6123 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
6124 | "\", \"tierpool\": \"" + cache_pool_name + | |
6125 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
6126 | inbl, NULL, NULL)); | |
6127 | ASSERT_EQ(0, cluster.mon_command( | |
6128 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
6129 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
6130 | inbl, NULL, NULL)); | |
6131 | ASSERT_EQ(0, cluster.mon_command( | |
6132 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
6133 | "\", \"mode\": \"writeback\"}", | |
6134 | inbl, NULL, NULL)); | |
6135 | ||
6136 | // wait for maps to settle | |
6137 | cluster.wait_for_latest_osdmap(); | |
6138 | ||
6139 | // read, trigger promote | |
6140 | { | |
6141 | bufferlist bl; | |
6142 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
6143 | ASSERT_EQ(1, ioctx.read("bar", bl, 1, 0)); | |
6144 | ASSERT_EQ(1, ioctx.read("baz", bl, 1, 0)); | |
6145 | ASSERT_EQ(1, ioctx.read("bam", bl, 1, 0)); | |
6146 | } | |
6147 | ||
6148 | // verify the objects are present in the cache tier | |
6149 | { | |
6150 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
6151 | ASSERT_TRUE(it != cache_ioctx.nobjects_end()); | |
6152 | for (uint32_t i = 0; i < 4; i++) { | |
6153 | ASSERT_TRUE(it->get_oid() == string("foo") || | |
6154 | it->get_oid() == string("bar") || | |
6155 | it->get_oid() == string("baz") || | |
6156 | it->get_oid() == string("bam")); | |
6157 | ++it; | |
6158 | } | |
6159 | ASSERT_TRUE(it == cache_ioctx.nobjects_end()); | |
6160 | } | |
6161 | ||
6162 | // pin objects | |
6163 | { | |
6164 | ObjectWriteOperation op; | |
6165 | op.cache_pin(); | |
6166 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6167 | ASSERT_EQ(0, cache_ioctx.aio_operate("foo", completion, &op)); | |
6168 | completion->wait_for_complete(); | |
6169 | ASSERT_EQ(0, completion->get_return_value()); | |
6170 | completion->release(); | |
6171 | } | |
6172 | { | |
6173 | ObjectWriteOperation op; | |
6174 | op.cache_pin(); | |
6175 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6176 | ASSERT_EQ(0, cache_ioctx.aio_operate("baz", completion, &op)); | |
6177 | completion->wait_for_complete(); | |
6178 | ASSERT_EQ(0, completion->get_return_value()); | |
6179 | completion->release(); | |
6180 | } | |
6181 | ||
6182 | // enable agent | |
6183 | ASSERT_EQ(0, cluster.mon_command( | |
6184 | set_pool_str(cache_pool_name, "hit_set_count", 2), | |
6185 | inbl, NULL, NULL)); | |
6186 | ASSERT_EQ(0, cluster.mon_command( | |
6187 | set_pool_str(cache_pool_name, "hit_set_period", 600), | |
6188 | inbl, NULL, NULL)); | |
6189 | ASSERT_EQ(0, cluster.mon_command( | |
6190 | set_pool_str(cache_pool_name, "hit_set_type", "bloom"), | |
6191 | inbl, NULL, NULL)); | |
6192 | ASSERT_EQ(0, cluster.mon_command( | |
6193 | set_pool_str(cache_pool_name, "min_read_recency_for_promote", 1), | |
6194 | inbl, NULL, NULL)); | |
6195 | ASSERT_EQ(0, cluster.mon_command( | |
6196 | set_pool_str(cache_pool_name, "target_max_objects", 1), | |
6197 | inbl, NULL, NULL)); | |
6198 | ||
6199 | sleep(10); | |
6200 | ||
6201 | // Verify the pinned object 'foo' is not flushed/evicted | |
6202 | uint32_t count = 0; | |
6203 | while (true) { | |
6204 | bufferlist bl; | |
6205 | ASSERT_EQ(1, ioctx.read("baz", bl, 1, 0)); | |
6206 | ||
6207 | count = 0; | |
6208 | NObjectIterator it = cache_ioctx.nobjects_begin(); | |
6209 | while (it != cache_ioctx.nobjects_end()) { | |
6210 | ASSERT_TRUE(it->get_oid() == string("foo") || | |
6211 | it->get_oid() == string("bar") || | |
6212 | it->get_oid() == string("baz") || | |
6213 | it->get_oid() == string("bam")); | |
6214 | ++count; | |
6215 | ++it; | |
6216 | } | |
6217 | if (count == 2) { | |
6218 | ASSERT_TRUE(it->get_oid() == string("foo") || | |
6219 | it->get_oid() == string("baz")); | |
6220 | break; | |
6221 | } | |
6222 | ||
6223 | sleep(1); | |
6224 | } | |
6225 | ||
6226 | // tear down tiers | |
6227 | ASSERT_EQ(0, cluster.mon_command( | |
6228 | "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + pool_name + | |
6229 | "\"}", | |
6230 | inbl, NULL, NULL)); | |
6231 | ASSERT_EQ(0, cluster.mon_command( | |
6232 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
6233 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
6234 | inbl, NULL, NULL)); | |
6235 | ||
6236 | // wait for maps to settle before next test | |
6237 | cluster.wait_for_latest_osdmap(); | |
6238 | } | |
6239 | TEST_F(LibRadosTwoPoolsECPP, SetRedirectRead) { | |
6240 | // create object | |
6241 | { | |
6242 | bufferlist bl; | |
6243 | bl.append("hi there"); | |
6244 | ObjectWriteOperation op; | |
6245 | op.write_full(bl); | |
6246 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
6247 | } | |
6248 | { | |
6249 | bufferlist bl; | |
6250 | bl.append("there"); | |
6251 | ObjectWriteOperation op; | |
6252 | op.write_full(bl); | |
6253 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
6254 | } | |
6255 | ||
6256 | // configure tier | |
6257 | bufferlist inbl; | |
6258 | ASSERT_EQ(0, cluster.mon_command( | |
6259 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
6260 | "\", \"tierpool\": \"" + cache_pool_name + | |
6261 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
6262 | inbl, NULL, NULL)); | |
6263 | ||
6264 | // wait for maps to settle | |
6265 | cluster.wait_for_latest_osdmap(); | |
6266 | ||
6267 | { | |
6268 | ObjectWriteOperation op; | |
6269 | op.set_redirect("bar", cache_ioctx, 0); | |
6270 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6271 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
6272 | completion->wait_for_complete(); | |
6273 | ASSERT_EQ(0, completion->get_return_value()); | |
6274 | completion->release(); | |
6275 | } | |
6276 | // read and verify the object | |
6277 | { | |
6278 | bufferlist bl; | |
6279 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
6280 | ASSERT_EQ('t', bl[0]); | |
6281 | } | |
6282 | ||
6283 | ASSERT_EQ(0, cluster.mon_command( | |
6284 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
6285 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
6286 | inbl, NULL, NULL)); | |
6287 | ||
6288 | // wait for maps to settle before next test | |
6289 | cluster.wait_for_latest_osdmap(); | |
6290 | } | |
6291 | ||
6292 | TEST_F(LibRadosTwoPoolsECPP, SetChunkRead) { | |
6293 | // note: require >= mimic | |
6294 | ||
6295 | // create object | |
6296 | { | |
6297 | ObjectWriteOperation op; | |
6298 | op.create(true); | |
6299 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
6300 | } | |
6301 | { | |
6302 | bufferlist bl; | |
6303 | bl.append("hi there"); | |
6304 | ObjectWriteOperation op; | |
6305 | op.write_full(bl); | |
6306 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
6307 | } | |
6308 | ||
6309 | // configure tier | |
6310 | bufferlist inbl; | |
6311 | ASSERT_EQ(0, cluster.mon_command( | |
6312 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
6313 | "\", \"tierpool\": \"" + cache_pool_name + | |
6314 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
6315 | inbl, NULL, NULL)); | |
6316 | ||
6317 | // wait for maps to settle | |
6318 | cluster.wait_for_latest_osdmap(); | |
6319 | ||
6320 | // set_chunk | |
6321 | { | |
6322 | ObjectWriteOperation op; | |
6323 | op.set_chunk(0, 8, cache_ioctx, "bar", 0); | |
6324 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6325 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
6326 | completion->wait_for_complete(); | |
6327 | ASSERT_EQ(0, completion->get_return_value()); | |
6328 | completion->release(); | |
6329 | } | |
6330 | ||
6331 | // make all chunks dirty --> full flush --> all chunks are evicted | |
6332 | { | |
6333 | bufferlist bl; | |
6334 | bl.append("There hi"); | |
6335 | ObjectWriteOperation op; | |
6336 | op.write_full(bl); | |
6337 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
6338 | } | |
6339 | ||
6340 | // read and verify the object | |
6341 | { | |
6342 | bufferlist bl; | |
6343 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
6344 | ASSERT_EQ('T', bl[0]); | |
6345 | } | |
6346 | ||
6347 | ASSERT_EQ(0, cluster.mon_command( | |
6348 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
6349 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
6350 | inbl, NULL, NULL)); | |
6351 | ||
6352 | // wait for maps to settle before next test | |
6353 | cluster.wait_for_latest_osdmap(); | |
6354 | } | |
6355 | ||
6356 | TEST_F(LibRadosTwoPoolsECPP, ManifestPromoteRead) { | |
6357 | // note: require >= mimic | |
6358 | ||
6359 | // create object | |
6360 | { | |
6361 | bufferlist bl; | |
6362 | bl.append("hi there"); | |
6363 | ObjectWriteOperation op; | |
6364 | op.write_full(bl); | |
6365 | ASSERT_EQ(0, ioctx.operate("foo", &op)); | |
6366 | } | |
6367 | { | |
6368 | ObjectWriteOperation op; | |
6369 | op.create(true); | |
6370 | ASSERT_EQ(0, ioctx.operate("foo-chunk", &op)); | |
6371 | } | |
6372 | { | |
6373 | bufferlist bl; | |
6374 | bl.append("HI there"); | |
6375 | ObjectWriteOperation op; | |
6376 | op.write_full(bl); | |
6377 | ASSERT_EQ(0, cache_ioctx.operate("bar", &op)); | |
6378 | } | |
6379 | { | |
6380 | bufferlist bl; | |
6381 | bl.append("BASE CHUNK"); | |
6382 | ObjectWriteOperation op; | |
6383 | op.write_full(bl); | |
6384 | ASSERT_EQ(0, cache_ioctx.operate("bar-chunk", &op)); | |
6385 | } | |
6386 | ||
6387 | // configure tier | |
6388 | bufferlist inbl; | |
6389 | ASSERT_EQ(0, cluster.mon_command( | |
6390 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
6391 | "\", \"tierpool\": \"" + cache_pool_name + | |
6392 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
6393 | inbl, NULL, NULL)); | |
6394 | ||
6395 | // wait for maps to settle | |
6396 | cluster.wait_for_latest_osdmap(); | |
6397 | ||
6398 | // set-redirect | |
6399 | { | |
6400 | ObjectWriteOperation op; | |
6401 | op.set_redirect("bar", cache_ioctx, 0); | |
6402 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6403 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
6404 | completion->wait_for_complete(); | |
6405 | ASSERT_EQ(0, completion->get_return_value()); | |
6406 | completion->release(); | |
6407 | } | |
6408 | // set-chunk | |
6409 | { | |
6410 | ObjectWriteOperation op; | |
6411 | op.set_chunk(0, 10, cache_ioctx, "bar-chunk", 0); | |
6412 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6413 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
6414 | completion->wait_for_complete(); | |
6415 | ASSERT_EQ(0, completion->get_return_value()); | |
6416 | completion->release(); | |
6417 | } | |
6418 | // promote | |
6419 | { | |
6420 | ObjectWriteOperation op; | |
6421 | op.tier_promote(); | |
6422 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6423 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &op)); | |
6424 | completion->wait_for_complete(); | |
6425 | ASSERT_EQ(0, completion->get_return_value()); | |
6426 | completion->release(); | |
6427 | } | |
6428 | // read and verify the object (redirect) | |
6429 | { | |
6430 | bufferlist bl; | |
6431 | ASSERT_EQ(1, ioctx.read("foo", bl, 1, 0)); | |
6432 | ASSERT_EQ('H', bl[0]); | |
6433 | } | |
6434 | // promote | |
6435 | { | |
6436 | ObjectWriteOperation op; | |
6437 | op.tier_promote(); | |
6438 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6439 | ASSERT_EQ(0, ioctx.aio_operate("foo-chunk", completion, &op)); | |
6440 | completion->wait_for_complete(); | |
6441 | ASSERT_EQ(0, completion->get_return_value()); | |
6442 | completion->release(); | |
6443 | } | |
6444 | // read and verify the object | |
6445 | { | |
6446 | bufferlist bl; | |
6447 | ASSERT_EQ(1, ioctx.read("foo-chunk", bl, 1, 0)); | |
6448 | ASSERT_EQ('B', bl[0]); | |
6449 | } | |
6450 | ||
6451 | ASSERT_EQ(0, cluster.mon_command( | |
6452 | "{\"prefix\": \"osd tier remove\", \"pool\": \"" + pool_name + | |
6453 | "\", \"tierpool\": \"" + cache_pool_name + "\"}", | |
6454 | inbl, NULL, NULL)); | |
6455 | ||
6456 | // wait for maps to settle before next test | |
6457 | cluster.wait_for_latest_osdmap(); | |
6458 | } | |
6459 | ||
6460 | TEST_F(LibRadosTwoPoolsPP, PropagateBaseTierError) { | |
6461 | // write object to base tier | |
6462 | bufferlist omap_bl; | |
6463 | encode(static_cast<uint32_t>(0U), omap_bl); | |
6464 | ||
6465 | ObjectWriteOperation op1; | |
6466 | op1.omap_set({{"somekey", omap_bl}}); | |
6467 | ASSERT_EQ(0, ioctx.operate("propagate-base-tier-error", &op1)); | |
6468 | ||
6469 | // configure cache | |
6470 | bufferlist inbl; | |
6471 | ASSERT_EQ(0, cluster.mon_command( | |
6472 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
6473 | "\", \"tierpool\": \"" + cache_pool_name + | |
6474 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
6475 | inbl, NULL, NULL)); | |
6476 | ASSERT_EQ(0, cluster.mon_command( | |
6477 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
6478 | "\", \"mode\": \"writeback\"}", | |
6479 | inbl, NULL, NULL)); | |
6480 | ASSERT_EQ(0, cluster.mon_command( | |
6481 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
6482 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
6483 | inbl, NULL, NULL)); | |
6484 | ||
6485 | ASSERT_EQ(0, cluster.mon_command( | |
6486 | set_pool_str(cache_pool_name, "hit_set_type", "bloom"), | |
6487 | inbl, NULL, NULL)); | |
6488 | ASSERT_EQ(0, cluster.mon_command( | |
6489 | set_pool_str(cache_pool_name, "hit_set_count", 1), | |
6490 | inbl, NULL, NULL)); | |
6491 | ASSERT_EQ(0, cluster.mon_command( | |
6492 | set_pool_str(cache_pool_name, "hit_set_period", 600), | |
6493 | inbl, NULL, NULL)); | |
6494 | ASSERT_EQ(0, cluster.mon_command( | |
6495 | set_pool_str(cache_pool_name, "target_max_objects", 250), | |
6496 | inbl, NULL, NULL)); | |
6497 | ||
6498 | // wait for maps to settle | |
6499 | cluster.wait_for_latest_osdmap(); | |
6500 | ||
6501 | // guarded op should fail so expect error to propagate to cache tier | |
6502 | bufferlist test_omap_bl; | |
6503 | encode(static_cast<uint32_t>(1U), test_omap_bl); | |
6504 | ||
6505 | ObjectWriteOperation op2; | |
6506 | op2.omap_cmp({{"somekey", {test_omap_bl, CEPH_OSD_CMPXATTR_OP_EQ}}}, nullptr); | |
6507 | op2.omap_set({{"somekey", test_omap_bl}}); | |
6508 | ||
6509 | ASSERT_EQ(-ECANCELED, ioctx.operate("propagate-base-tier-error", &op2)); | |
6510 | } | |
6511 | ||
6512 | TEST_F(LibRadosTwoPoolsPP, HelloWriteReturn) { | |
6513 | // configure cache | |
6514 | bufferlist inbl; | |
6515 | ASSERT_EQ(0, cluster.mon_command( | |
6516 | "{\"prefix\": \"osd tier add\", \"pool\": \"" + pool_name + | |
6517 | "\", \"tierpool\": \"" + cache_pool_name + | |
6518 | "\", \"force_nonempty\": \"--force-nonempty\" }", | |
6519 | inbl, NULL, NULL)); | |
6520 | ASSERT_EQ(0, cluster.mon_command( | |
6521 | "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + pool_name + | |
6522 | "\", \"overlaypool\": \"" + cache_pool_name + "\"}", | |
6523 | inbl, NULL, NULL)); | |
6524 | ASSERT_EQ(0, cluster.mon_command( | |
6525 | "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + cache_pool_name + | |
6526 | "\", \"mode\": \"writeback\"}", | |
6527 | inbl, NULL, NULL)); | |
6528 | ||
6529 | // set things up such that the op would normally be proxied | |
6530 | ASSERT_EQ(0, cluster.mon_command( | |
6531 | set_pool_str(cache_pool_name, "hit_set_count", 2), | |
6532 | inbl, NULL, NULL)); | |
6533 | ASSERT_EQ(0, cluster.mon_command( | |
6534 | set_pool_str(cache_pool_name, "hit_set_period", 600), | |
6535 | inbl, NULL, NULL)); | |
6536 | ASSERT_EQ(0, cluster.mon_command( | |
6537 | set_pool_str(cache_pool_name, "hit_set_type", | |
6538 | "explicit_object"), | |
6539 | inbl, NULL, NULL)); | |
6540 | ASSERT_EQ(0, cluster.mon_command( | |
6541 | set_pool_str(cache_pool_name, "min_read_recency_for_promote", | |
6542 | "10000"), | |
6543 | inbl, NULL, NULL)); | |
6544 | ||
6545 | // wait for maps to settle | |
6546 | cluster.wait_for_latest_osdmap(); | |
6547 | ||
6548 | // this *will* return data due to the RETURNVEC flag | |
6549 | { | |
6550 | bufferlist in, out; | |
6551 | int rval; | |
6552 | ObjectWriteOperation o; | |
6553 | o.exec("hello", "write_return_data", in, &out, &rval); | |
6554 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6555 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &o, | |
6556 | librados::OPERATION_RETURNVEC)); | |
6557 | completion->wait_for_complete(); | |
6558 | ASSERT_EQ(42, completion->get_return_value()); | |
6559 | ASSERT_EQ(42, rval); | |
6560 | out.hexdump(std::cout); | |
6561 | ASSERT_EQ("you might see this", std::string(out.c_str(), out.length())); | |
6562 | } | |
6563 | ||
6564 | // this will overflow because the return data is too big | |
6565 | { | |
6566 | bufferlist in, out; | |
6567 | int rval; | |
6568 | ObjectWriteOperation o; | |
6569 | o.exec("hello", "write_too_much_return_data", in, &out, &rval); | |
6570 | librados::AioCompletion *completion = cluster.aio_create_completion(); | |
6571 | ASSERT_EQ(0, ioctx.aio_operate("foo", completion, &o, | |
6572 | librados::OPERATION_RETURNVEC)); | |
6573 | completion->wait_for_complete(); | |
6574 | ASSERT_EQ(-EOVERFLOW, completion->get_return_value()); | |
6575 | ASSERT_EQ(-EOVERFLOW, rval); | |
6576 | ASSERT_EQ("", std::string(out.c_str(), out.length())); | |
6577 | } | |
6578 | } |