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7c673cae FG |
1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net> | |
7 | * Copyright (C) 2013,2014 Cloudwatt <libre.licensing@cloudwatt.com> | |
8 | * | |
9 | * Author: Loic Dachary <loic@dachary.org> | |
10 | * | |
11 | * This is free software; you can redistribute it and/or | |
12 | * modify it under the terms of the GNU Lesser General Public | |
13 | * License version 2.1, as published by the Free Software | |
14 | * Foundation. See file COPYING. | |
15 | * | |
16 | */ | |
17 | ||
18 | #ifndef CEPH_OSD_TYPES_H | |
19 | #define CEPH_OSD_TYPES_H | |
20 | ||
21 | #include <sstream> | |
22 | #include <stdio.h> | |
23 | #include <memory> | |
11fdf7f2 | 24 | #include <string_view> |
7c673cae FG |
25 | #include <boost/scoped_ptr.hpp> |
26 | #include <boost/optional/optional_io.hpp> | |
27 | #include <boost/variant.hpp> | |
28 | ||
29 | #include "include/rados/rados_types.hpp" | |
30 | #include "include/mempool.h" | |
31 | ||
32 | #include "msg/msg_types.h" | |
33 | #include "include/types.h" | |
34 | #include "include/utime.h" | |
35 | #include "include/CompatSet.h" | |
36 | #include "common/histogram.h" | |
37 | #include "include/interval_set.h" | |
38 | #include "include/inline_memory.h" | |
39 | #include "common/Formatter.h" | |
40 | #include "common/bloom_filter.hpp" | |
41 | #include "common/hobject.h" | |
42 | #include "common/snap_types.h" | |
43 | #include "HitSet.h" | |
44 | #include "Watch.h" | |
45 | #include "include/cmp.h" | |
46 | #include "librados/ListObjectImpl.h" | |
47 | #include "compressor/Compressor.h" | |
48 | #include <atomic> | |
49 | ||
50 | #define CEPH_OSD_ONDISK_MAGIC "ceph osd volume v026" | |
51 | ||
52 | #define CEPH_OSD_FEATURE_INCOMPAT_BASE CompatSet::Feature(1, "initial feature set(~v.18)") | |
53 | #define CEPH_OSD_FEATURE_INCOMPAT_PGINFO CompatSet::Feature(2, "pginfo object") | |
54 | #define CEPH_OSD_FEATURE_INCOMPAT_OLOC CompatSet::Feature(3, "object locator") | |
55 | #define CEPH_OSD_FEATURE_INCOMPAT_LEC CompatSet::Feature(4, "last_epoch_clean") | |
56 | #define CEPH_OSD_FEATURE_INCOMPAT_CATEGORIES CompatSet::Feature(5, "categories") | |
57 | #define CEPH_OSD_FEATURE_INCOMPAT_HOBJECTPOOL CompatSet::Feature(6, "hobjectpool") | |
58 | #define CEPH_OSD_FEATURE_INCOMPAT_BIGINFO CompatSet::Feature(7, "biginfo") | |
59 | #define CEPH_OSD_FEATURE_INCOMPAT_LEVELDBINFO CompatSet::Feature(8, "leveldbinfo") | |
60 | #define CEPH_OSD_FEATURE_INCOMPAT_LEVELDBLOG CompatSet::Feature(9, "leveldblog") | |
61 | #define CEPH_OSD_FEATURE_INCOMPAT_SNAPMAPPER CompatSet::Feature(10, "snapmapper") | |
62 | #define CEPH_OSD_FEATURE_INCOMPAT_SHARDS CompatSet::Feature(11, "sharded objects") | |
63 | #define CEPH_OSD_FEATURE_INCOMPAT_HINTS CompatSet::Feature(12, "transaction hints") | |
64 | #define CEPH_OSD_FEATURE_INCOMPAT_PGMETA CompatSet::Feature(13, "pg meta object") | |
65 | #define CEPH_OSD_FEATURE_INCOMPAT_MISSING CompatSet::Feature(14, "explicit missing set") | |
66 | #define CEPH_OSD_FEATURE_INCOMPAT_FASTINFO CompatSet::Feature(15, "fastinfo pg attr") | |
c07f9fc5 | 67 | #define CEPH_OSD_FEATURE_INCOMPAT_RECOVERY_DELETES CompatSet::Feature(16, "deletes in missing set") |
7c673cae FG |
68 | |
69 | ||
81eedcae TL |
70 | /// pool priority range set by user |
71 | #define OSD_POOL_PRIORITY_MAX 10 | |
72 | #define OSD_POOL_PRIORITY_MIN -OSD_POOL_PRIORITY_MAX | |
73 | ||
7c673cae FG |
74 | /// min recovery priority for MBackfillReserve |
75 | #define OSD_RECOVERY_PRIORITY_MIN 0 | |
76 | ||
77 | /// base backfill priority for MBackfillReserve | |
78 | #define OSD_BACKFILL_PRIORITY_BASE 100 | |
79 | ||
80 | /// base backfill priority for MBackfillReserve (degraded PG) | |
81 | #define OSD_BACKFILL_DEGRADED_PRIORITY_BASE 140 | |
82 | ||
83 | /// base recovery priority for MBackfillReserve | |
84 | #define OSD_RECOVERY_PRIORITY_BASE 180 | |
85 | ||
86 | /// base backfill priority for MBackfillReserve (inactive PG) | |
87 | #define OSD_BACKFILL_INACTIVE_PRIORITY_BASE 220 | |
88 | ||
81eedcae TL |
89 | /// base recovery priority for MRecoveryReserve (inactive PG) |
90 | #define OSD_RECOVERY_INACTIVE_PRIORITY_BASE 220 | |
91 | ||
c07f9fc5 | 92 | /// max manually/automatically set recovery priority for MBackfillReserve |
a8e16298 | 93 | #define OSD_RECOVERY_PRIORITY_MAX 253 |
c07f9fc5 | 94 | |
a8e16298 TL |
95 | /// backfill priority for MBackfillReserve, when forced manually |
96 | #define OSD_BACKFILL_PRIORITY_FORCED 254 | |
97 | ||
98 | /// recovery priority for MRecoveryReserve, when forced manually | |
c07f9fc5 | 99 | #define OSD_RECOVERY_PRIORITY_FORCED 255 |
7c673cae | 100 | |
11fdf7f2 TL |
101 | /// priority for pg deletion when osd is not fullish |
102 | #define OSD_DELETE_PRIORITY_NORMAL 179 | |
103 | ||
104 | /// priority for pg deletion when osd is approaching full | |
105 | #define OSD_DELETE_PRIORITY_FULLISH 219 | |
106 | ||
107 | /// priority when more full | |
108 | #define OSD_DELETE_PRIORITY_FULL 255 | |
109 | ||
81eedcae TL |
110 | static std::map<int, int> max_prio_map = { |
111 | {OSD_BACKFILL_PRIORITY_BASE, OSD_BACKFILL_DEGRADED_PRIORITY_BASE - 1}, | |
112 | {OSD_BACKFILL_DEGRADED_PRIORITY_BASE, OSD_RECOVERY_PRIORITY_BASE - 1}, | |
113 | {OSD_RECOVERY_PRIORITY_BASE, OSD_BACKFILL_INACTIVE_PRIORITY_BASE - 1}, | |
114 | {OSD_RECOVERY_INACTIVE_PRIORITY_BASE, OSD_RECOVERY_PRIORITY_MAX}, | |
115 | {OSD_BACKFILL_INACTIVE_PRIORITY_BASE, OSD_RECOVERY_PRIORITY_MAX} | |
116 | }; | |
7c673cae FG |
117 | |
118 | typedef hobject_t collection_list_handle_t; | |
119 | ||
120 | /// convert a single CPEH_OSD_FLAG_* to a string | |
121 | const char *ceph_osd_flag_name(unsigned flag); | |
122 | /// convert a single CEPH_OSD_OF_FLAG_* to a string | |
123 | const char *ceph_osd_op_flag_name(unsigned flag); | |
124 | ||
125 | /// convert CEPH_OSD_FLAG_* op flags to a string | |
126 | string ceph_osd_flag_string(unsigned flags); | |
127 | /// conver CEPH_OSD_OP_FLAG_* op flags to a string | |
128 | string ceph_osd_op_flag_string(unsigned flags); | |
129 | /// conver CEPH_OSD_ALLOC_HINT_FLAG_* op flags to a string | |
130 | string ceph_osd_alloc_hint_flag_string(unsigned flags); | |
131 | ||
11fdf7f2 TL |
132 | typedef map<string,string> osd_alert_list_t; |
133 | /// map osd id -> alert_list_t | |
134 | typedef map<int, osd_alert_list_t> osd_alerts_t; | |
135 | void dump(Formatter* f, const osd_alerts_t& alerts); | |
7c673cae FG |
136 | |
137 | /** | |
138 | * osd request identifier | |
139 | * | |
140 | * caller name + incarnation# + tid to unique identify this request. | |
141 | */ | |
142 | struct osd_reqid_t { | |
143 | entity_name_t name; // who | |
c07f9fc5 | 144 | ceph_tid_t tid; |
7c673cae FG |
145 | int32_t inc; // incarnation |
146 | ||
147 | osd_reqid_t() | |
c07f9fc5 FG |
148 | : tid(0), inc(0) |
149 | {} | |
150 | osd_reqid_t(const osd_reqid_t& other) | |
151 | : name(other.name), tid(other.tid), inc(other.inc) | |
152 | {} | |
7c673cae | 153 | osd_reqid_t(const entity_name_t& a, int i, ceph_tid_t t) |
c07f9fc5 FG |
154 | : name(a), tid(t), inc(i) |
155 | {} | |
7c673cae FG |
156 | |
157 | DENC(osd_reqid_t, v, p) { | |
158 | DENC_START(2, 2, p); | |
159 | denc(v.name, p); | |
160 | denc(v.tid, p); | |
161 | denc(v.inc, p); | |
162 | DENC_FINISH(p); | |
163 | } | |
164 | void dump(Formatter *f) const; | |
165 | static void generate_test_instances(list<osd_reqid_t*>& o); | |
166 | }; | |
167 | WRITE_CLASS_DENC(osd_reqid_t) | |
168 | ||
169 | ||
170 | ||
171 | struct pg_shard_t { | |
b32b8144 | 172 | static const int32_t NO_OSD = 0x7fffffff; |
7c673cae FG |
173 | int32_t osd; |
174 | shard_id_t shard; | |
175 | pg_shard_t() : osd(-1), shard(shard_id_t::NO_SHARD) {} | |
176 | explicit pg_shard_t(int osd) : osd(osd), shard(shard_id_t::NO_SHARD) {} | |
177 | pg_shard_t(int osd, shard_id_t shard) : osd(osd), shard(shard) {} | |
178 | bool is_undefined() const { | |
179 | return osd == -1; | |
180 | } | |
b32b8144 | 181 | string get_osd() const { return (osd == NO_OSD ? "NONE" : to_string(osd)); } |
7c673cae | 182 | void encode(bufferlist &bl) const; |
11fdf7f2 | 183 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
184 | void dump(Formatter *f) const { |
185 | f->dump_unsigned("osd", osd); | |
186 | if (shard != shard_id_t::NO_SHARD) { | |
187 | f->dump_unsigned("shard", shard); | |
188 | } | |
189 | } | |
190 | }; | |
191 | WRITE_CLASS_ENCODER(pg_shard_t) | |
192 | WRITE_EQ_OPERATORS_2(pg_shard_t, osd, shard) | |
193 | WRITE_CMP_OPERATORS_2(pg_shard_t, osd, shard) | |
194 | ostream &operator<<(ostream &lhs, const pg_shard_t &rhs); | |
195 | ||
196 | class IsPGRecoverablePredicate { | |
197 | public: | |
198 | /** | |
199 | * have encodes the shards available | |
200 | */ | |
201 | virtual bool operator()(const set<pg_shard_t> &have) const = 0; | |
202 | virtual ~IsPGRecoverablePredicate() {} | |
203 | }; | |
204 | ||
205 | class IsPGReadablePredicate { | |
206 | public: | |
207 | /** | |
208 | * have encodes the shards available | |
209 | */ | |
210 | virtual bool operator()(const set<pg_shard_t> &have) const = 0; | |
211 | virtual ~IsPGReadablePredicate() {} | |
212 | }; | |
213 | ||
214 | inline ostream& operator<<(ostream& out, const osd_reqid_t& r) { | |
215 | return out << r.name << "." << r.inc << ":" << r.tid; | |
216 | } | |
217 | ||
218 | inline bool operator==(const osd_reqid_t& l, const osd_reqid_t& r) { | |
219 | return (l.name == r.name) && (l.inc == r.inc) && (l.tid == r.tid); | |
220 | } | |
221 | inline bool operator!=(const osd_reqid_t& l, const osd_reqid_t& r) { | |
222 | return (l.name != r.name) || (l.inc != r.inc) || (l.tid != r.tid); | |
223 | } | |
224 | inline bool operator<(const osd_reqid_t& l, const osd_reqid_t& r) { | |
225 | return (l.name < r.name) || (l.inc < r.inc) || | |
226 | (l.name == r.name && l.inc == r.inc && l.tid < r.tid); | |
227 | } | |
228 | inline bool operator<=(const osd_reqid_t& l, const osd_reqid_t& r) { | |
229 | return (l.name < r.name) || (l.inc < r.inc) || | |
230 | (l.name == r.name && l.inc == r.inc && l.tid <= r.tid); | |
231 | } | |
232 | inline bool operator>(const osd_reqid_t& l, const osd_reqid_t& r) { return !(l <= r); } | |
233 | inline bool operator>=(const osd_reqid_t& l, const osd_reqid_t& r) { return !(l < r); } | |
234 | ||
235 | namespace std { | |
236 | template<> struct hash<osd_reqid_t> { | |
237 | size_t operator()(const osd_reqid_t &r) const { | |
238 | static hash<uint64_t> H; | |
239 | return H(r.name.num() ^ r.tid ^ r.inc); | |
240 | } | |
241 | }; | |
242 | } // namespace std | |
243 | ||
244 | ||
245 | // ----- | |
246 | ||
247 | // a locator constrains the placement of an object. mainly, which pool | |
248 | // does it go in. | |
249 | struct object_locator_t { | |
250 | // You specify either the hash or the key -- not both | |
251 | int64_t pool; ///< pool id | |
252 | string key; ///< key string (if non-empty) | |
253 | string nspace; ///< namespace | |
254 | int64_t hash; ///< hash position (if >= 0) | |
255 | ||
256 | explicit object_locator_t() | |
257 | : pool(-1), hash(-1) {} | |
258 | explicit object_locator_t(int64_t po) | |
259 | : pool(po), hash(-1) {} | |
260 | explicit object_locator_t(int64_t po, int64_t ps) | |
261 | : pool(po), hash(ps) {} | |
262 | explicit object_locator_t(int64_t po, string ns) | |
263 | : pool(po), nspace(ns), hash(-1) {} | |
264 | explicit object_locator_t(int64_t po, string ns, int64_t ps) | |
265 | : pool(po), nspace(ns), hash(ps) {} | |
266 | explicit object_locator_t(int64_t po, string ns, string s) | |
267 | : pool(po), key(s), nspace(ns), hash(-1) {} | |
268 | explicit object_locator_t(const hobject_t& soid) | |
269 | : pool(soid.pool), key(soid.get_key()), nspace(soid.nspace), hash(-1) {} | |
270 | ||
271 | int64_t get_pool() const { | |
272 | return pool; | |
273 | } | |
274 | ||
275 | void clear() { | |
276 | pool = -1; | |
277 | key = ""; | |
278 | nspace = ""; | |
279 | hash = -1; | |
280 | } | |
281 | ||
282 | bool empty() const { | |
283 | return pool == -1; | |
284 | } | |
285 | ||
286 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 287 | void decode(bufferlist::const_iterator& p); |
7c673cae FG |
288 | void dump(Formatter *f) const; |
289 | static void generate_test_instances(list<object_locator_t*>& o); | |
290 | }; | |
291 | WRITE_CLASS_ENCODER(object_locator_t) | |
292 | ||
293 | inline bool operator==(const object_locator_t& l, const object_locator_t& r) { | |
294 | return l.pool == r.pool && l.key == r.key && l.nspace == r.nspace && l.hash == r.hash; | |
295 | } | |
296 | inline bool operator!=(const object_locator_t& l, const object_locator_t& r) { | |
297 | return !(l == r); | |
298 | } | |
299 | ||
300 | inline ostream& operator<<(ostream& out, const object_locator_t& loc) | |
301 | { | |
302 | out << "@" << loc.pool; | |
303 | if (loc.nspace.length()) | |
304 | out << ";" << loc.nspace; | |
305 | if (loc.key.length()) | |
306 | out << ":" << loc.key; | |
307 | return out; | |
308 | } | |
309 | ||
310 | struct request_redirect_t { | |
311 | private: | |
312 | object_locator_t redirect_locator; ///< this is authoritative | |
313 | string redirect_object; ///< If non-empty, the request goes to this object name | |
7c673cae FG |
314 | |
315 | friend ostream& operator<<(ostream& out, const request_redirect_t& redir); | |
316 | public: | |
317 | ||
318 | request_redirect_t() {} | |
319 | explicit request_redirect_t(const object_locator_t& orig, int64_t rpool) : | |
320 | redirect_locator(orig) { redirect_locator.pool = rpool; } | |
321 | explicit request_redirect_t(const object_locator_t& rloc) : | |
322 | redirect_locator(rloc) {} | |
323 | explicit request_redirect_t(const object_locator_t& orig, | |
324 | const string& robj) : | |
325 | redirect_locator(orig), redirect_object(robj) {} | |
326 | ||
7c673cae FG |
327 | bool empty() const { return redirect_locator.empty() && |
328 | redirect_object.empty(); } | |
329 | ||
330 | void combine_with_locator(object_locator_t& orig, string& obj) const { | |
331 | orig = redirect_locator; | |
332 | if (!redirect_object.empty()) | |
333 | obj = redirect_object; | |
334 | } | |
335 | ||
336 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 337 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
338 | void dump(Formatter *f) const; |
339 | static void generate_test_instances(list<request_redirect_t*>& o); | |
340 | }; | |
341 | WRITE_CLASS_ENCODER(request_redirect_t) | |
342 | ||
343 | inline ostream& operator<<(ostream& out, const request_redirect_t& redir) { | |
344 | out << "object " << redir.redirect_object << ", locator{" << redir.redirect_locator << "}"; | |
345 | return out; | |
346 | } | |
347 | ||
348 | // Internal OSD op flags - set by the OSD based on the op types | |
349 | enum { | |
350 | CEPH_OSD_RMW_FLAG_READ = (1 << 1), | |
351 | CEPH_OSD_RMW_FLAG_WRITE = (1 << 2), | |
352 | CEPH_OSD_RMW_FLAG_CLASS_READ = (1 << 3), | |
353 | CEPH_OSD_RMW_FLAG_CLASS_WRITE = (1 << 4), | |
354 | CEPH_OSD_RMW_FLAG_PGOP = (1 << 5), | |
355 | CEPH_OSD_RMW_FLAG_CACHE = (1 << 6), | |
356 | CEPH_OSD_RMW_FLAG_FORCE_PROMOTE = (1 << 7), | |
357 | CEPH_OSD_RMW_FLAG_SKIP_HANDLE_CACHE = (1 << 8), | |
358 | CEPH_OSD_RMW_FLAG_SKIP_PROMOTE = (1 << 9), | |
359 | CEPH_OSD_RMW_FLAG_RWORDERED = (1 << 10), | |
360 | }; | |
361 | ||
362 | ||
363 | // pg stuff | |
364 | ||
365 | #define OSD_SUPERBLOCK_GOBJECT ghobject_t(hobject_t(sobject_t(object_t("osd_superblock"), 0))) | |
366 | ||
367 | // placement seed (a hash value) | |
368 | typedef uint32_t ps_t; | |
369 | ||
370 | // old (v1) pg_t encoding (wrap old struct ceph_pg) | |
371 | struct old_pg_t { | |
372 | ceph_pg v; | |
373 | void encode(bufferlist& bl) const { | |
374 | ::encode_raw(v, bl); | |
375 | } | |
11fdf7f2 | 376 | void decode(bufferlist::const_iterator& bl) { |
7c673cae FG |
377 | ::decode_raw(v, bl); |
378 | } | |
379 | }; | |
380 | WRITE_CLASS_ENCODER(old_pg_t) | |
381 | ||
382 | // placement group id | |
383 | struct pg_t { | |
384 | uint64_t m_pool; | |
385 | uint32_t m_seed; | |
7c673cae | 386 | |
11fdf7f2 TL |
387 | pg_t() : m_pool(0), m_seed(0) {} |
388 | pg_t(ps_t seed, uint64_t pool) : | |
389 | m_pool(pool), m_seed(seed) {} | |
7c673cae FG |
390 | // cppcheck-suppress noExplicitConstructor |
391 | pg_t(const ceph_pg& cpg) : | |
11fdf7f2 | 392 | m_pool(cpg.pool), m_seed(cpg.ps) {} |
7c673cae FG |
393 | |
394 | // cppcheck-suppress noExplicitConstructor | |
395 | pg_t(const old_pg_t& opg) { | |
396 | *this = opg.v; | |
397 | } | |
398 | ||
399 | old_pg_t get_old_pg() const { | |
400 | old_pg_t o; | |
11fdf7f2 | 401 | ceph_assert(m_pool < 0xffffffffull); |
7c673cae FG |
402 | o.v.pool = m_pool; |
403 | o.v.ps = m_seed; | |
11fdf7f2 | 404 | o.v.preferred = (__s16)-1; |
7c673cae FG |
405 | return o; |
406 | } | |
407 | ||
408 | ps_t ps() const { | |
409 | return m_seed; | |
410 | } | |
11fdf7f2 | 411 | int64_t pool() const { |
7c673cae FG |
412 | return m_pool; |
413 | } | |
7c673cae FG |
414 | |
415 | static const uint8_t calc_name_buf_size = 36; // max length for max values len("18446744073709551615.ffffffff") + future suffix len("_head") + '\0' | |
416 | char *calc_name(char *buf, const char *suffix_backwords) const; | |
417 | ||
418 | void set_ps(ps_t p) { | |
419 | m_seed = p; | |
420 | } | |
421 | void set_pool(uint64_t p) { | |
422 | m_pool = p; | |
423 | } | |
7c673cae FG |
424 | |
425 | pg_t get_parent() const; | |
426 | pg_t get_ancestor(unsigned old_pg_num) const; | |
427 | ||
428 | int print(char *o, int maxlen) const; | |
429 | bool parse(const char *s); | |
430 | ||
431 | bool is_split(unsigned old_pg_num, unsigned new_pg_num, set<pg_t> *pchildren) const; | |
432 | ||
11fdf7f2 TL |
433 | bool is_merge_source(unsigned old_pg_num, unsigned new_pg_num, pg_t *parent) const; |
434 | bool is_merge_target(unsigned old_pg_num, unsigned new_pg_num) const { | |
435 | return ps() < new_pg_num && is_split(new_pg_num, old_pg_num, nullptr); | |
436 | } | |
437 | ||
7c673cae FG |
438 | /** |
439 | * Returns b such that for all object o: | |
440 | * ~((~0)<<b) & o.hash) == 0 iff o is in the pg for *this | |
441 | */ | |
442 | unsigned get_split_bits(unsigned pg_num) const; | |
443 | ||
444 | bool contains(int bits, const ghobject_t& oid) { | |
f64942e4 AA |
445 | return |
446 | (int64_t)m_pool == oid.hobj.get_logical_pool() && | |
447 | oid.match(bits, ps()); | |
7c673cae FG |
448 | } |
449 | bool contains(int bits, const hobject_t& oid) { | |
f64942e4 AA |
450 | return |
451 | (int64_t)m_pool == oid.get_logical_pool() && | |
452 | oid.match(bits, ps()); | |
7c673cae FG |
453 | } |
454 | ||
455 | hobject_t get_hobj_start() const; | |
456 | hobject_t get_hobj_end(unsigned pg_num) const; | |
457 | ||
458 | void encode(bufferlist& bl) const { | |
11fdf7f2 | 459 | using ceph::encode; |
7c673cae | 460 | __u8 v = 1; |
11fdf7f2 TL |
461 | encode(v, bl); |
462 | encode(m_pool, bl); | |
463 | encode(m_seed, bl); | |
464 | encode((int32_t)-1, bl); // was preferred | |
7c673cae | 465 | } |
11fdf7f2 TL |
466 | void decode(bufferlist::const_iterator& bl) { |
467 | using ceph::decode; | |
7c673cae | 468 | __u8 v; |
11fdf7f2 TL |
469 | decode(v, bl); |
470 | decode(m_pool, bl); | |
471 | decode(m_seed, bl); | |
472 | bl.advance(sizeof(int32_t)); // was preferred | |
7c673cae | 473 | } |
11fdf7f2 TL |
474 | void decode_old(bufferlist::const_iterator& bl) { |
475 | using ceph::decode; | |
7c673cae | 476 | old_pg_t opg; |
11fdf7f2 | 477 | decode(opg, bl); |
7c673cae FG |
478 | *this = opg; |
479 | } | |
480 | void dump(Formatter *f) const; | |
481 | static void generate_test_instances(list<pg_t*>& o); | |
482 | }; | |
483 | WRITE_CLASS_ENCODER(pg_t) | |
484 | ||
485 | inline bool operator<(const pg_t& l, const pg_t& r) { | |
486 | return l.pool() < r.pool() || | |
11fdf7f2 | 487 | (l.pool() == r.pool() && (l.ps() < r.ps())); |
7c673cae FG |
488 | } |
489 | inline bool operator<=(const pg_t& l, const pg_t& r) { | |
490 | return l.pool() < r.pool() || | |
11fdf7f2 | 491 | (l.pool() == r.pool() && (l.ps() <= r.ps())); |
7c673cae FG |
492 | } |
493 | inline bool operator==(const pg_t& l, const pg_t& r) { | |
494 | return l.pool() == r.pool() && | |
7c673cae FG |
495 | l.ps() == r.ps(); |
496 | } | |
497 | inline bool operator!=(const pg_t& l, const pg_t& r) { | |
498 | return l.pool() != r.pool() || | |
7c673cae FG |
499 | l.ps() != r.ps(); |
500 | } | |
501 | inline bool operator>(const pg_t& l, const pg_t& r) { | |
502 | return l.pool() > r.pool() || | |
11fdf7f2 | 503 | (l.pool() == r.pool() && (l.ps() > r.ps())); |
7c673cae FG |
504 | } |
505 | inline bool operator>=(const pg_t& l, const pg_t& r) { | |
506 | return l.pool() > r.pool() || | |
11fdf7f2 | 507 | (l.pool() == r.pool() && (l.ps() >= r.ps())); |
7c673cae FG |
508 | } |
509 | ||
510 | ostream& operator<<(ostream& out, const pg_t &pg); | |
511 | ||
512 | namespace std { | |
513 | template<> struct hash< pg_t > | |
514 | { | |
515 | size_t operator()( const pg_t& x ) const | |
516 | { | |
517 | static hash<uint32_t> H; | |
11fdf7f2 TL |
518 | // xor (s32)-1 in there to preserve original m_preferred result (paranoia!) |
519 | return H((x.pool() & 0xffffffff) ^ (x.pool() >> 32) ^ x.ps() ^ (int32_t)(-1)); | |
7c673cae FG |
520 | } |
521 | }; | |
522 | } // namespace std | |
523 | ||
524 | struct spg_t { | |
525 | pg_t pgid; | |
526 | shard_id_t shard; | |
527 | spg_t() : shard(shard_id_t::NO_SHARD) {} | |
528 | spg_t(pg_t pgid, shard_id_t shard) : pgid(pgid), shard(shard) {} | |
529 | explicit spg_t(pg_t pgid) : pgid(pgid), shard(shard_id_t::NO_SHARD) {} | |
530 | unsigned get_split_bits(unsigned pg_num) const { | |
531 | return pgid.get_split_bits(pg_num); | |
532 | } | |
533 | spg_t get_parent() const { | |
534 | return spg_t(pgid.get_parent(), shard); | |
535 | } | |
536 | ps_t ps() const { | |
537 | return pgid.ps(); | |
538 | } | |
539 | uint64_t pool() const { | |
540 | return pgid.pool(); | |
541 | } | |
7c673cae FG |
542 | |
543 | static const uint8_t calc_name_buf_size = pg_t::calc_name_buf_size + 4; // 36 + len('s') + len("255"); | |
544 | char *calc_name(char *buf, const char *suffix_backwords) const; | |
545 | ||
546 | bool parse(const char *s); | |
547 | bool parse(const std::string& s) { | |
548 | return parse(s.c_str()); | |
549 | } | |
11fdf7f2 TL |
550 | |
551 | spg_t get_ancestor(unsigned old_pg_num) const { | |
552 | return spg_t(pgid.get_ancestor(old_pg_num), shard); | |
553 | } | |
554 | ||
7c673cae FG |
555 | bool is_split(unsigned old_pg_num, unsigned new_pg_num, |
556 | set<spg_t> *pchildren) const { | |
557 | set<pg_t> _children; | |
558 | set<pg_t> *children = pchildren ? &_children : NULL; | |
559 | bool is_split = pgid.is_split(old_pg_num, new_pg_num, children); | |
560 | if (pchildren && is_split) { | |
561 | for (set<pg_t>::iterator i = _children.begin(); | |
562 | i != _children.end(); | |
563 | ++i) { | |
564 | pchildren->insert(spg_t(*i, shard)); | |
565 | } | |
566 | } | |
567 | return is_split; | |
568 | } | |
11fdf7f2 TL |
569 | bool is_merge_target(unsigned old_pg_num, unsigned new_pg_num) const { |
570 | return pgid.is_merge_target(old_pg_num, new_pg_num); | |
571 | } | |
572 | bool is_merge_source(unsigned old_pg_num, unsigned new_pg_num, | |
573 | spg_t *parent) const { | |
574 | spg_t out = *this; | |
575 | bool r = pgid.is_merge_source(old_pg_num, new_pg_num, &out.pgid); | |
576 | if (r && parent) { | |
577 | *parent = out; | |
578 | } | |
579 | return r; | |
580 | } | |
581 | ||
7c673cae FG |
582 | bool is_no_shard() const { |
583 | return shard == shard_id_t::NO_SHARD; | |
584 | } | |
585 | ||
586 | ghobject_t make_pgmeta_oid() const { | |
587 | return ghobject_t::make_pgmeta(pgid.pool(), pgid.ps(), shard); | |
588 | } | |
589 | ||
590 | void encode(bufferlist &bl) const { | |
591 | ENCODE_START(1, 1, bl); | |
11fdf7f2 TL |
592 | encode(pgid, bl); |
593 | encode(shard, bl); | |
7c673cae FG |
594 | ENCODE_FINISH(bl); |
595 | } | |
11fdf7f2 | 596 | void decode(bufferlist::const_iterator& bl) { |
7c673cae | 597 | DECODE_START(1, bl); |
11fdf7f2 TL |
598 | decode(pgid, bl); |
599 | decode(shard, bl); | |
7c673cae FG |
600 | DECODE_FINISH(bl); |
601 | } | |
602 | ||
603 | ghobject_t make_temp_ghobject(const string& name) const { | |
604 | return ghobject_t( | |
605 | hobject_t(object_t(name), "", CEPH_NOSNAP, | |
606 | pgid.ps(), | |
f64942e4 AA |
607 | hobject_t::get_temp_pool(pgid.pool()), |
608 | ""), | |
7c673cae FG |
609 | ghobject_t::NO_GEN, |
610 | shard); | |
611 | } | |
612 | ||
613 | unsigned hash_to_shard(unsigned num_shards) const { | |
614 | return ps() % num_shards; | |
615 | } | |
616 | }; | |
617 | WRITE_CLASS_ENCODER(spg_t) | |
618 | WRITE_EQ_OPERATORS_2(spg_t, pgid, shard) | |
619 | WRITE_CMP_OPERATORS_2(spg_t, pgid, shard) | |
620 | ||
621 | namespace std { | |
622 | template<> struct hash< spg_t > | |
623 | { | |
624 | size_t operator()( const spg_t& x ) const | |
625 | { | |
626 | static hash<uint32_t> H; | |
627 | return H(hash<pg_t>()(x.pgid) ^ x.shard); | |
628 | } | |
629 | }; | |
630 | } // namespace std | |
631 | ||
632 | ostream& operator<<(ostream& out, const spg_t &pg); | |
633 | ||
634 | // ---------------------- | |
635 | ||
636 | class coll_t { | |
637 | enum type_t { | |
638 | TYPE_META = 0, | |
639 | TYPE_LEGACY_TEMP = 1, /* no longer used */ | |
640 | TYPE_PG = 2, | |
641 | TYPE_PG_TEMP = 3, | |
642 | }; | |
643 | type_t type; | |
644 | spg_t pgid; | |
645 | uint64_t removal_seq; // note: deprecated, not encoded | |
646 | ||
647 | char _str_buff[spg_t::calc_name_buf_size]; | |
648 | char *_str; | |
649 | ||
650 | void calc_str(); | |
651 | ||
652 | coll_t(type_t t, spg_t p, uint64_t r) | |
653 | : type(t), pgid(p), removal_seq(r) { | |
654 | calc_str(); | |
655 | } | |
656 | ||
657 | public: | |
658 | coll_t() : type(TYPE_META), removal_seq(0) | |
659 | { | |
660 | calc_str(); | |
661 | } | |
662 | ||
663 | coll_t(const coll_t& other) | |
664 | : type(other.type), pgid(other.pgid), removal_seq(other.removal_seq) { | |
665 | calc_str(); | |
666 | } | |
667 | ||
668 | explicit coll_t(spg_t pgid) | |
669 | : type(TYPE_PG), pgid(pgid), removal_seq(0) | |
670 | { | |
671 | calc_str(); | |
672 | } | |
673 | ||
674 | coll_t& operator=(const coll_t& rhs) | |
675 | { | |
676 | this->type = rhs.type; | |
677 | this->pgid = rhs.pgid; | |
678 | this->removal_seq = rhs.removal_seq; | |
679 | this->calc_str(); | |
680 | return *this; | |
681 | } | |
682 | ||
683 | // named constructors | |
684 | static coll_t meta() { | |
685 | return coll_t(); | |
686 | } | |
687 | static coll_t pg(spg_t p) { | |
688 | return coll_t(p); | |
689 | } | |
690 | ||
691 | const std::string to_str() const { | |
692 | return string(_str); | |
693 | } | |
694 | const char *c_str() const { | |
695 | return _str; | |
696 | } | |
697 | ||
698 | bool parse(const std::string& s); | |
699 | ||
700 | int operator<(const coll_t &rhs) const { | |
701 | return type < rhs.type || | |
702 | (type == rhs.type && pgid < rhs.pgid); | |
703 | } | |
704 | ||
705 | bool is_meta() const { | |
706 | return type == TYPE_META; | |
707 | } | |
708 | bool is_pg_prefix(spg_t *pgid_) const { | |
709 | if (type == TYPE_PG || type == TYPE_PG_TEMP) { | |
710 | *pgid_ = pgid; | |
711 | return true; | |
712 | } | |
713 | return false; | |
714 | } | |
715 | bool is_pg() const { | |
716 | return type == TYPE_PG; | |
717 | } | |
718 | bool is_pg(spg_t *pgid_) const { | |
719 | if (type == TYPE_PG) { | |
720 | *pgid_ = pgid; | |
721 | return true; | |
722 | } | |
723 | return false; | |
724 | } | |
725 | bool is_temp() const { | |
726 | return type == TYPE_PG_TEMP; | |
727 | } | |
728 | bool is_temp(spg_t *pgid_) const { | |
729 | if (type == TYPE_PG_TEMP) { | |
730 | *pgid_ = pgid; | |
731 | return true; | |
732 | } | |
733 | return false; | |
734 | } | |
735 | ||
736 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 737 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
738 | size_t encoded_size() const; |
739 | ||
740 | inline bool operator==(const coll_t& rhs) const { | |
741 | // only compare type if meta | |
742 | if (type != rhs.type) | |
743 | return false; | |
744 | if (type == TYPE_META) | |
745 | return true; | |
746 | return type == rhs.type && pgid == rhs.pgid; | |
747 | } | |
748 | inline bool operator!=(const coll_t& rhs) const { | |
749 | return !(*this == rhs); | |
750 | } | |
751 | ||
752 | // get a TEMP collection that corresponds to the current collection, | |
753 | // which we presume is a pg collection. | |
754 | coll_t get_temp() const { | |
11fdf7f2 | 755 | ceph_assert(type == TYPE_PG); |
7c673cae FG |
756 | return coll_t(TYPE_PG_TEMP, pgid, 0); |
757 | } | |
758 | ||
759 | ghobject_t get_min_hobj() const { | |
760 | ghobject_t o; | |
761 | switch (type) { | |
762 | case TYPE_PG: | |
763 | o.hobj.pool = pgid.pool(); | |
764 | o.set_shard(pgid.shard); | |
765 | break; | |
766 | case TYPE_META: | |
767 | o.hobj.pool = -1; | |
768 | break; | |
769 | default: | |
770 | break; | |
771 | } | |
772 | return o; | |
773 | } | |
774 | ||
775 | unsigned hash_to_shard(unsigned num_shards) const { | |
776 | if (type == TYPE_PG) | |
777 | return pgid.hash_to_shard(num_shards); | |
778 | return 0; // whatever. | |
779 | } | |
780 | ||
781 | void dump(Formatter *f) const; | |
782 | static void generate_test_instances(list<coll_t*>& o); | |
783 | }; | |
784 | ||
785 | WRITE_CLASS_ENCODER(coll_t) | |
786 | ||
787 | inline ostream& operator<<(ostream& out, const coll_t& c) { | |
788 | out << c.to_str(); | |
789 | return out; | |
790 | } | |
791 | ||
792 | namespace std { | |
793 | template<> struct hash<coll_t> { | |
794 | size_t operator()(const coll_t &c) const { | |
795 | size_t h = 0; | |
796 | string str(c.to_str()); | |
797 | std::string::const_iterator end(str.end()); | |
798 | for (std::string::const_iterator s = str.begin(); s != end; ++s) { | |
799 | h += *s; | |
800 | h += (h << 10); | |
801 | h ^= (h >> 6); | |
802 | } | |
803 | h += (h << 3); | |
804 | h ^= (h >> 11); | |
805 | h += (h << 15); | |
806 | return h; | |
807 | } | |
808 | }; | |
809 | } // namespace std | |
810 | ||
811 | inline ostream& operator<<(ostream& out, const ceph_object_layout &ol) | |
812 | { | |
813 | out << pg_t(ol.ol_pgid); | |
814 | int su = ol.ol_stripe_unit; | |
815 | if (su) | |
816 | out << ".su=" << su; | |
817 | return out; | |
818 | } | |
819 | ||
820 | ||
821 | ||
822 | // compound rados version type | |
823 | /* WARNING: If add member in eversion_t, please make sure the encode/decode function | |
824 | * work well. For little-endian machine, we should make sure there is no padding | |
825 | * in 32-bit machine and 64-bit machine. | |
826 | */ | |
827 | class eversion_t { | |
828 | public: | |
829 | version_t version; | |
830 | epoch_t epoch; | |
831 | __u32 __pad; | |
832 | eversion_t() : version(0), epoch(0), __pad(0) {} | |
833 | eversion_t(epoch_t e, version_t v) : version(v), epoch(e), __pad(0) {} | |
834 | ||
835 | // cppcheck-suppress noExplicitConstructor | |
c07f9fc5 | 836 | eversion_t(const ceph_eversion& ce) : |
7c673cae FG |
837 | version(ce.version), |
838 | epoch(ce.epoch), | |
839 | __pad(0) { } | |
840 | ||
841 | explicit eversion_t(bufferlist& bl) : __pad(0) { decode(bl); } | |
842 | ||
11fdf7f2 TL |
843 | static const eversion_t& max() { |
844 | static const eversion_t max(-1,-1); | |
7c673cae FG |
845 | return max; |
846 | } | |
847 | ||
848 | operator ceph_eversion() { | |
849 | ceph_eversion c; | |
850 | c.epoch = epoch; | |
851 | c.version = version; | |
852 | return c; | |
853 | } | |
854 | ||
855 | string get_key_name() const; | |
856 | ||
11fdf7f2 TL |
857 | // key must point to the beginning of a block of 32 chars |
858 | inline void get_key_name(char* key) const { | |
859 | // Below is equivalent of sprintf("%010u.%020llu"); | |
860 | key[31] = 0; | |
861 | ritoa<uint64_t, 10, 20>(version, key + 31); | |
862 | key[10] = '.'; | |
863 | ritoa<uint32_t, 10, 10>(epoch, key + 10); | |
864 | } | |
865 | ||
7c673cae FG |
866 | void encode(bufferlist &bl) const { |
867 | #if defined(CEPH_LITTLE_ENDIAN) | |
868 | bl.append((char *)this, sizeof(version_t) + sizeof(epoch_t)); | |
869 | #else | |
11fdf7f2 TL |
870 | using ceph::encode; |
871 | encode(version, bl); | |
872 | encode(epoch, bl); | |
7c673cae FG |
873 | #endif |
874 | } | |
11fdf7f2 | 875 | void decode(bufferlist::const_iterator &bl) { |
7c673cae FG |
876 | #if defined(CEPH_LITTLE_ENDIAN) |
877 | bl.copy(sizeof(version_t) + sizeof(epoch_t), (char *)this); | |
878 | #else | |
11fdf7f2 TL |
879 | using ceph::decode; |
880 | decode(version, bl); | |
881 | decode(epoch, bl); | |
7c673cae FG |
882 | #endif |
883 | } | |
884 | void decode(bufferlist& bl) { | |
11fdf7f2 | 885 | auto p = std::cbegin(bl); |
7c673cae FG |
886 | decode(p); |
887 | } | |
888 | }; | |
889 | WRITE_CLASS_ENCODER(eversion_t) | |
890 | ||
891 | inline bool operator==(const eversion_t& l, const eversion_t& r) { | |
892 | return (l.epoch == r.epoch) && (l.version == r.version); | |
893 | } | |
894 | inline bool operator!=(const eversion_t& l, const eversion_t& r) { | |
895 | return (l.epoch != r.epoch) || (l.version != r.version); | |
896 | } | |
897 | inline bool operator<(const eversion_t& l, const eversion_t& r) { | |
898 | return (l.epoch == r.epoch) ? (l.version < r.version):(l.epoch < r.epoch); | |
899 | } | |
900 | inline bool operator<=(const eversion_t& l, const eversion_t& r) { | |
901 | return (l.epoch == r.epoch) ? (l.version <= r.version):(l.epoch <= r.epoch); | |
902 | } | |
903 | inline bool operator>(const eversion_t& l, const eversion_t& r) { | |
904 | return (l.epoch == r.epoch) ? (l.version > r.version):(l.epoch > r.epoch); | |
905 | } | |
906 | inline bool operator>=(const eversion_t& l, const eversion_t& r) { | |
907 | return (l.epoch == r.epoch) ? (l.version >= r.version):(l.epoch >= r.epoch); | |
908 | } | |
909 | inline ostream& operator<<(ostream& out, const eversion_t& e) { | |
910 | return out << e.epoch << "'" << e.version; | |
911 | } | |
912 | ||
913 | /** | |
914 | * objectstore_perf_stat_t | |
915 | * | |
916 | * current perf information about the osd | |
917 | */ | |
918 | struct objectstore_perf_stat_t { | |
11fdf7f2 TL |
919 | // cur_op_latency is in ns since double add/sub are not associative |
920 | uint64_t os_commit_latency_ns; | |
921 | uint64_t os_apply_latency_ns; | |
7c673cae FG |
922 | |
923 | objectstore_perf_stat_t() : | |
11fdf7f2 | 924 | os_commit_latency_ns(0), os_apply_latency_ns(0) {} |
7c673cae FG |
925 | |
926 | bool operator==(const objectstore_perf_stat_t &r) const { | |
11fdf7f2 TL |
927 | return os_commit_latency_ns == r.os_commit_latency_ns && |
928 | os_apply_latency_ns == r.os_apply_latency_ns; | |
7c673cae FG |
929 | } |
930 | ||
931 | void add(const objectstore_perf_stat_t &o) { | |
11fdf7f2 TL |
932 | os_commit_latency_ns += o.os_commit_latency_ns; |
933 | os_apply_latency_ns += o.os_apply_latency_ns; | |
7c673cae FG |
934 | } |
935 | void sub(const objectstore_perf_stat_t &o) { | |
11fdf7f2 TL |
936 | os_commit_latency_ns -= o.os_commit_latency_ns; |
937 | os_apply_latency_ns -= o.os_apply_latency_ns; | |
7c673cae FG |
938 | } |
939 | void dump(Formatter *f) const; | |
11fdf7f2 TL |
940 | void encode(bufferlist &bl, uint64_t features) const; |
941 | void decode(bufferlist::const_iterator &bl); | |
7c673cae FG |
942 | static void generate_test_instances(std::list<objectstore_perf_stat_t*>& o); |
943 | }; | |
11fdf7f2 | 944 | WRITE_CLASS_ENCODER_FEATURES(objectstore_perf_stat_t) |
7c673cae FG |
945 | |
946 | /* | |
947 | * pg states | |
948 | */ | |
11fdf7f2 TL |
949 | #define PG_STATE_CREATING (1ULL << 0) // creating |
950 | #define PG_STATE_ACTIVE (1ULL << 1) // i am active. (primary: replicas too) | |
951 | #define PG_STATE_CLEAN (1ULL << 2) // peers are complete, clean of stray replicas. | |
952 | #define PG_STATE_DOWN (1ULL << 4) // a needed replica is down, PG offline | |
953 | #define PG_STATE_RECOVERY_UNFOUND (1ULL << 5) // recovery stopped due to unfound | |
954 | #define PG_STATE_BACKFILL_UNFOUND (1ULL << 6) // backfill stopped due to unfound | |
955 | #define PG_STATE_PREMERGE (1ULL << 7) // i am prepare to merging | |
956 | #define PG_STATE_SCRUBBING (1ULL << 8) // scrubbing | |
957 | //#define PG_STATE_SCRUBQ (1ULL << 9) // queued for scrub | |
958 | #define PG_STATE_DEGRADED (1ULL << 10) // pg contains objects with reduced redundancy | |
959 | #define PG_STATE_INCONSISTENT (1ULL << 11) // pg replicas are inconsistent (but shouldn't be) | |
960 | #define PG_STATE_PEERING (1ULL << 12) // pg is (re)peering | |
961 | #define PG_STATE_REPAIR (1ULL << 13) // pg should repair on next scrub | |
962 | #define PG_STATE_RECOVERING (1ULL << 14) // pg is recovering/migrating objects | |
963 | #define PG_STATE_BACKFILL_WAIT (1ULL << 15) // [active] reserving backfill | |
964 | #define PG_STATE_INCOMPLETE (1ULL << 16) // incomplete content, peering failed. | |
965 | #define PG_STATE_STALE (1ULL << 17) // our state for this pg is stale, unknown. | |
966 | #define PG_STATE_REMAPPED (1ULL << 18) // pg is explicitly remapped to different OSDs than CRUSH | |
967 | #define PG_STATE_DEEP_SCRUB (1ULL << 19) // deep scrub: check CRC32 on files | |
968 | #define PG_STATE_BACKFILLING (1ULL << 20) // [active] backfilling pg content | |
969 | #define PG_STATE_BACKFILL_TOOFULL (1ULL << 21) // backfill can't proceed: too full | |
970 | #define PG_STATE_RECOVERY_WAIT (1ULL << 22) // waiting for recovery reservations | |
971 | #define PG_STATE_UNDERSIZED (1ULL << 23) // pg acting < pool size | |
972 | #define PG_STATE_ACTIVATING (1ULL << 24) // pg is peered but not yet active | |
973 | #define PG_STATE_PEERED (1ULL << 25) // peered, cannot go active, can recover | |
974 | #define PG_STATE_SNAPTRIM (1ULL << 26) // trimming snaps | |
975 | #define PG_STATE_SNAPTRIM_WAIT (1ULL << 27) // queued to trim snaps | |
976 | #define PG_STATE_RECOVERY_TOOFULL (1ULL << 28) // recovery can't proceed: too full | |
977 | #define PG_STATE_SNAPTRIM_ERROR (1ULL << 29) // error stopped trimming snaps | |
978 | #define PG_STATE_FORCED_RECOVERY (1ULL << 30) // force recovery of this pg before any other | |
979 | #define PG_STATE_FORCED_BACKFILL (1ULL << 31) // force backfill of this pg before any other | |
980 | #define PG_STATE_FAILED_REPAIR (1ULL << 32) // A repair failed to fix all errors | |
981 | ||
982 | std::string pg_state_string(uint64_t state); | |
7c673cae | 983 | std::string pg_vector_string(const vector<int32_t> &a); |
3efd9988 | 984 | boost::optional<uint64_t> pg_string_state(const std::string& state); |
7c673cae FG |
985 | |
986 | ||
987 | /* | |
988 | * pool_snap_info_t | |
989 | * | |
990 | * attributes for a single pool snapshot. | |
991 | */ | |
992 | struct pool_snap_info_t { | |
993 | snapid_t snapid; | |
994 | utime_t stamp; | |
995 | string name; | |
996 | ||
997 | void dump(Formatter *f) const; | |
998 | void encode(bufferlist& bl, uint64_t features) const; | |
11fdf7f2 | 999 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
1000 | static void generate_test_instances(list<pool_snap_info_t*>& o); |
1001 | }; | |
1002 | WRITE_CLASS_ENCODER_FEATURES(pool_snap_info_t) | |
1003 | ||
1004 | inline ostream& operator<<(ostream& out, const pool_snap_info_t& si) { | |
1005 | return out << si.snapid << '(' << si.name << ' ' << si.stamp << ')'; | |
1006 | } | |
1007 | ||
1008 | ||
1009 | /* | |
1010 | * pool_opts_t | |
1011 | * | |
1012 | * pool options. | |
1013 | */ | |
1014 | ||
1015 | class pool_opts_t { | |
1016 | public: | |
1017 | enum key_t { | |
1018 | SCRUB_MIN_INTERVAL, | |
1019 | SCRUB_MAX_INTERVAL, | |
1020 | DEEP_SCRUB_INTERVAL, | |
1021 | RECOVERY_PRIORITY, | |
1022 | RECOVERY_OP_PRIORITY, | |
1023 | SCRUB_PRIORITY, | |
1024 | COMPRESSION_MODE, | |
1025 | COMPRESSION_ALGORITHM, | |
1026 | COMPRESSION_REQUIRED_RATIO, | |
1027 | COMPRESSION_MAX_BLOB_SIZE, | |
1028 | COMPRESSION_MIN_BLOB_SIZE, | |
1029 | CSUM_TYPE, | |
1030 | CSUM_MAX_BLOCK, | |
1031 | CSUM_MIN_BLOCK, | |
11fdf7f2 TL |
1032 | FINGERPRINT_ALGORITHM, |
1033 | PG_NUM_MIN, // min pg_num | |
1034 | TARGET_SIZE_BYTES, // total bytes in pool | |
1035 | TARGET_SIZE_RATIO, // fraction of total cluster | |
1036 | PG_AUTOSCALE_BIAS, | |
7c673cae FG |
1037 | }; |
1038 | ||
1039 | enum type_t { | |
1040 | STR, | |
1041 | INT, | |
1042 | DOUBLE, | |
1043 | }; | |
1044 | ||
1045 | struct opt_desc_t { | |
1046 | key_t key; | |
1047 | type_t type; | |
1048 | ||
1049 | opt_desc_t(key_t k, type_t t) : key(k), type(t) {} | |
1050 | ||
1051 | bool operator==(const opt_desc_t& rhs) const { | |
1052 | return key == rhs.key && type == rhs.type; | |
1053 | } | |
1054 | }; | |
1055 | ||
11fdf7f2 | 1056 | typedef boost::variant<std::string,int64_t,double> value_t; |
7c673cae FG |
1057 | |
1058 | static bool is_opt_name(const std::string& name); | |
1059 | static opt_desc_t get_opt_desc(const std::string& name); | |
1060 | ||
1061 | pool_opts_t() : opts() {} | |
1062 | ||
1063 | bool is_set(key_t key) const; | |
1064 | ||
1065 | template<typename T> | |
1066 | void set(key_t key, const T &val) { | |
1067 | value_t value = val; | |
1068 | opts[key] = value; | |
1069 | } | |
1070 | ||
1071 | template<typename T> | |
1072 | bool get(key_t key, T *val) const { | |
1073 | opts_t::const_iterator i = opts.find(key); | |
1074 | if (i == opts.end()) { | |
1075 | return false; | |
1076 | } | |
1077 | *val = boost::get<T>(i->second); | |
1078 | return true; | |
1079 | } | |
1080 | ||
1081 | const value_t& get(key_t key) const; | |
1082 | ||
1083 | bool unset(key_t key); | |
1084 | ||
1085 | void dump(const std::string& name, Formatter *f) const; | |
1086 | ||
1087 | void dump(Formatter *f) const; | |
11fdf7f2 TL |
1088 | void encode(bufferlist &bl, uint64_t features) const; |
1089 | void decode(bufferlist::const_iterator &bl); | |
7c673cae FG |
1090 | |
1091 | private: | |
1092 | typedef std::map<key_t, value_t> opts_t; | |
1093 | opts_t opts; | |
1094 | ||
1095 | friend ostream& operator<<(ostream& out, const pool_opts_t& opts); | |
1096 | }; | |
11fdf7f2 TL |
1097 | WRITE_CLASS_ENCODER_FEATURES(pool_opts_t) |
1098 | ||
1099 | struct pg_merge_meta_t { | |
1100 | pg_t source_pgid; | |
1101 | epoch_t ready_epoch = 0; | |
1102 | epoch_t last_epoch_started = 0; | |
1103 | epoch_t last_epoch_clean = 0; | |
1104 | eversion_t source_version; | |
1105 | eversion_t target_version; | |
1106 | ||
1107 | void encode(bufferlist& bl) const { | |
1108 | ENCODE_START(1, 1, bl); | |
1109 | encode(source_pgid, bl); | |
1110 | encode(ready_epoch, bl); | |
1111 | encode(last_epoch_started, bl); | |
1112 | encode(last_epoch_clean, bl); | |
1113 | encode(source_version, bl); | |
1114 | encode(target_version, bl); | |
1115 | ENCODE_FINISH(bl); | |
1116 | } | |
1117 | void decode(bufferlist::const_iterator& p) { | |
1118 | DECODE_START(1, p); | |
1119 | decode(source_pgid, p); | |
1120 | decode(ready_epoch, p); | |
1121 | decode(last_epoch_started, p); | |
1122 | decode(last_epoch_clean, p); | |
1123 | decode(source_version, p); | |
1124 | decode(target_version, p); | |
1125 | DECODE_FINISH(p); | |
1126 | } | |
1127 | void dump(Formatter *f) const { | |
1128 | f->dump_stream("source_pgid") << source_pgid; | |
1129 | f->dump_unsigned("ready_epoch", ready_epoch); | |
1130 | f->dump_unsigned("last_epoch_started", last_epoch_started); | |
1131 | f->dump_unsigned("last_epoch_clean", last_epoch_clean); | |
1132 | f->dump_stream("source_version") << source_version; | |
1133 | f->dump_stream("target_version") << target_version; | |
1134 | } | |
1135 | }; | |
1136 | WRITE_CLASS_ENCODER(pg_merge_meta_t) | |
7c673cae FG |
1137 | |
1138 | /* | |
1139 | * pg_pool | |
1140 | */ | |
1141 | struct pg_pool_t { | |
c07f9fc5 FG |
1142 | static const char *APPLICATION_NAME_CEPHFS; |
1143 | static const char *APPLICATION_NAME_RBD; | |
1144 | static const char *APPLICATION_NAME_RGW; | |
1145 | ||
7c673cae FG |
1146 | enum { |
1147 | TYPE_REPLICATED = 1, // replication | |
1148 | //TYPE_RAID4 = 2, // raid4 (never implemented) | |
1149 | TYPE_ERASURE = 3, // erasure-coded | |
1150 | }; | |
11fdf7f2 | 1151 | static std::string_view get_type_name(int t) { |
7c673cae FG |
1152 | switch (t) { |
1153 | case TYPE_REPLICATED: return "replicated"; | |
1154 | //case TYPE_RAID4: return "raid4"; | |
1155 | case TYPE_ERASURE: return "erasure"; | |
1156 | default: return "???"; | |
1157 | } | |
1158 | } | |
11fdf7f2 | 1159 | std::string_view get_type_name() const { |
7c673cae FG |
1160 | return get_type_name(type); |
1161 | } | |
7c673cae FG |
1162 | |
1163 | enum { | |
1164 | FLAG_HASHPSPOOL = 1<<0, // hash pg seed and pool together (instead of adding) | |
1165 | FLAG_FULL = 1<<1, // pool is full | |
1166 | FLAG_EC_OVERWRITES = 1<<2, // enables overwrites, once enabled, cannot be disabled | |
1167 | FLAG_INCOMPLETE_CLONES = 1<<3, // may have incomplete clones (bc we are/were an overlay) | |
1168 | FLAG_NODELETE = 1<<4, // pool can't be deleted | |
1169 | FLAG_NOPGCHANGE = 1<<5, // pool's pg and pgp num can't be changed | |
1170 | FLAG_NOSIZECHANGE = 1<<6, // pool's size and min size can't be changed | |
1171 | FLAG_WRITE_FADVISE_DONTNEED = 1<<7, // write mode with LIBRADOS_OP_FLAG_FADVISE_DONTNEED | |
1172 | FLAG_NOSCRUB = 1<<8, // block periodic scrub | |
1173 | FLAG_NODEEP_SCRUB = 1<<9, // block periodic deep-scrub | |
11fdf7f2 | 1174 | FLAG_FULL_QUOTA = 1<<10, // pool is currently running out of quota, will set FLAG_FULL too |
3efd9988 FG |
1175 | FLAG_NEARFULL = 1<<11, // pool is nearfull |
1176 | FLAG_BACKFILLFULL = 1<<12, // pool is backfillfull | |
11fdf7f2 TL |
1177 | FLAG_SELFMANAGED_SNAPS = 1<<13, // pool uses selfmanaged snaps |
1178 | FLAG_POOL_SNAPS = 1<<14, // pool has pool snaps | |
1179 | FLAG_CREATING = 1<<15, // initial pool PGs are being created | |
7c673cae FG |
1180 | }; |
1181 | ||
1182 | static const char *get_flag_name(int f) { | |
1183 | switch (f) { | |
1184 | case FLAG_HASHPSPOOL: return "hashpspool"; | |
1185 | case FLAG_FULL: return "full"; | |
1186 | case FLAG_EC_OVERWRITES: return "ec_overwrites"; | |
1187 | case FLAG_INCOMPLETE_CLONES: return "incomplete_clones"; | |
1188 | case FLAG_NODELETE: return "nodelete"; | |
1189 | case FLAG_NOPGCHANGE: return "nopgchange"; | |
1190 | case FLAG_NOSIZECHANGE: return "nosizechange"; | |
1191 | case FLAG_WRITE_FADVISE_DONTNEED: return "write_fadvise_dontneed"; | |
1192 | case FLAG_NOSCRUB: return "noscrub"; | |
1193 | case FLAG_NODEEP_SCRUB: return "nodeep-scrub"; | |
11fdf7f2 | 1194 | case FLAG_FULL_QUOTA: return "full_quota"; |
3efd9988 FG |
1195 | case FLAG_NEARFULL: return "nearfull"; |
1196 | case FLAG_BACKFILLFULL: return "backfillfull"; | |
11fdf7f2 TL |
1197 | case FLAG_SELFMANAGED_SNAPS: return "selfmanaged_snaps"; |
1198 | case FLAG_POOL_SNAPS: return "pool_snaps"; | |
1199 | case FLAG_CREATING: return "creating"; | |
7c673cae FG |
1200 | default: return "???"; |
1201 | } | |
1202 | } | |
1203 | static string get_flags_string(uint64_t f) { | |
1204 | string s; | |
1205 | for (unsigned n=0; f && n<64; ++n) { | |
1206 | if (f & (1ull << n)) { | |
1207 | if (s.length()) | |
1208 | s += ","; | |
1209 | s += get_flag_name(1ull << n); | |
1210 | } | |
1211 | } | |
1212 | return s; | |
1213 | } | |
1214 | string get_flags_string() const { | |
1215 | return get_flags_string(flags); | |
1216 | } | |
1217 | static uint64_t get_flag_by_name(const string& name) { | |
1218 | if (name == "hashpspool") | |
1219 | return FLAG_HASHPSPOOL; | |
1220 | if (name == "full") | |
1221 | return FLAG_FULL; | |
1222 | if (name == "ec_overwrites") | |
1223 | return FLAG_EC_OVERWRITES; | |
1224 | if (name == "incomplete_clones") | |
1225 | return FLAG_INCOMPLETE_CLONES; | |
1226 | if (name == "nodelete") | |
1227 | return FLAG_NODELETE; | |
1228 | if (name == "nopgchange") | |
1229 | return FLAG_NOPGCHANGE; | |
1230 | if (name == "nosizechange") | |
1231 | return FLAG_NOSIZECHANGE; | |
1232 | if (name == "write_fadvise_dontneed") | |
1233 | return FLAG_WRITE_FADVISE_DONTNEED; | |
1234 | if (name == "noscrub") | |
1235 | return FLAG_NOSCRUB; | |
1236 | if (name == "nodeep-scrub") | |
1237 | return FLAG_NODEEP_SCRUB; | |
11fdf7f2 TL |
1238 | if (name == "full_quota") |
1239 | return FLAG_FULL_QUOTA; | |
3efd9988 FG |
1240 | if (name == "nearfull") |
1241 | return FLAG_NEARFULL; | |
1242 | if (name == "backfillfull") | |
1243 | return FLAG_BACKFILLFULL; | |
11fdf7f2 TL |
1244 | if (name == "selfmanaged_snaps") |
1245 | return FLAG_SELFMANAGED_SNAPS; | |
1246 | if (name == "pool_snaps") | |
1247 | return FLAG_POOL_SNAPS; | |
1248 | if (name == "creating") | |
1249 | return FLAG_CREATING; | |
7c673cae FG |
1250 | return 0; |
1251 | } | |
1252 | ||
1253 | /// converts the acting/up vector to a set of pg shards | |
1254 | void convert_to_pg_shards(const vector<int> &from, set<pg_shard_t>* to) const; | |
1255 | ||
1256 | typedef enum { | |
1257 | CACHEMODE_NONE = 0, ///< no caching | |
1258 | CACHEMODE_WRITEBACK = 1, ///< write to cache, flush later | |
1259 | CACHEMODE_FORWARD = 2, ///< forward if not in cache | |
1260 | CACHEMODE_READONLY = 3, ///< handle reads, forward writes [not strongly consistent] | |
1261 | CACHEMODE_READFORWARD = 4, ///< forward reads, write to cache flush later | |
1262 | CACHEMODE_READPROXY = 5, ///< proxy reads, write to cache flush later | |
1263 | CACHEMODE_PROXY = 6, ///< proxy if not in cache | |
1264 | } cache_mode_t; | |
1265 | static const char *get_cache_mode_name(cache_mode_t m) { | |
1266 | switch (m) { | |
1267 | case CACHEMODE_NONE: return "none"; | |
1268 | case CACHEMODE_WRITEBACK: return "writeback"; | |
1269 | case CACHEMODE_FORWARD: return "forward"; | |
1270 | case CACHEMODE_READONLY: return "readonly"; | |
1271 | case CACHEMODE_READFORWARD: return "readforward"; | |
1272 | case CACHEMODE_READPROXY: return "readproxy"; | |
1273 | case CACHEMODE_PROXY: return "proxy"; | |
1274 | default: return "unknown"; | |
1275 | } | |
1276 | } | |
1277 | static cache_mode_t get_cache_mode_from_str(const string& s) { | |
1278 | if (s == "none") | |
1279 | return CACHEMODE_NONE; | |
1280 | if (s == "writeback") | |
1281 | return CACHEMODE_WRITEBACK; | |
1282 | if (s == "forward") | |
1283 | return CACHEMODE_FORWARD; | |
1284 | if (s == "readonly") | |
1285 | return CACHEMODE_READONLY; | |
1286 | if (s == "readforward") | |
1287 | return CACHEMODE_READFORWARD; | |
1288 | if (s == "readproxy") | |
1289 | return CACHEMODE_READPROXY; | |
1290 | if (s == "proxy") | |
1291 | return CACHEMODE_PROXY; | |
1292 | return (cache_mode_t)-1; | |
1293 | } | |
1294 | const char *get_cache_mode_name() const { | |
1295 | return get_cache_mode_name(cache_mode); | |
1296 | } | |
1297 | bool cache_mode_requires_hit_set() const { | |
1298 | switch (cache_mode) { | |
1299 | case CACHEMODE_NONE: | |
1300 | case CACHEMODE_FORWARD: | |
1301 | case CACHEMODE_READONLY: | |
1302 | case CACHEMODE_PROXY: | |
1303 | return false; | |
1304 | case CACHEMODE_WRITEBACK: | |
1305 | case CACHEMODE_READFORWARD: | |
1306 | case CACHEMODE_READPROXY: | |
1307 | return true; | |
1308 | default: | |
11fdf7f2 TL |
1309 | ceph_abort_msg("implement me"); |
1310 | } | |
1311 | } | |
1312 | ||
1313 | enum { | |
1314 | PG_AUTOSCALE_MODE_OFF = 0, | |
1315 | PG_AUTOSCALE_MODE_WARN = 1, | |
1316 | PG_AUTOSCALE_MODE_ON = 2, | |
1317 | }; | |
1318 | static const char *get_pg_autoscale_mode_name(int m) { | |
1319 | switch (m) { | |
1320 | case PG_AUTOSCALE_MODE_OFF: return "off"; | |
1321 | case PG_AUTOSCALE_MODE_ON: return "on"; | |
1322 | case PG_AUTOSCALE_MODE_WARN: return "warn"; | |
1323 | default: return "???"; | |
1324 | } | |
1325 | } | |
1326 | static int get_pg_autoscale_mode_by_name(const string& m) { | |
1327 | if (m == "off") { | |
1328 | return PG_AUTOSCALE_MODE_OFF; | |
1329 | } | |
1330 | if (m == "warn") { | |
1331 | return PG_AUTOSCALE_MODE_WARN; | |
1332 | } | |
1333 | if (m == "on") { | |
1334 | return PG_AUTOSCALE_MODE_ON; | |
7c673cae | 1335 | } |
11fdf7f2 | 1336 | return -1; |
7c673cae FG |
1337 | } |
1338 | ||
11fdf7f2 | 1339 | utime_t create_time; |
7c673cae FG |
1340 | uint64_t flags; ///< FLAG_* |
1341 | __u8 type; ///< TYPE_* | |
1342 | __u8 size, min_size; ///< number of osds in each pg | |
31f18b77 | 1343 | __u8 crush_rule; ///< crush placement rule |
7c673cae | 1344 | __u8 object_hash; ///< hash mapping object name to ps |
11fdf7f2 | 1345 | __u8 pg_autoscale_mode; ///< PG_AUTOSCALE_MODE_ |
7c673cae | 1346 | private: |
11fdf7f2 TL |
1347 | __u32 pg_num = 0, pgp_num = 0; ///< number of pgs |
1348 | __u32 pg_num_pending = 0; ///< pg_num we are about to merge down to | |
1349 | __u32 pg_num_target = 0; ///< pg_num we should converge toward | |
1350 | __u32 pgp_num_target = 0; ///< pgp_num we should converge toward | |
7c673cae FG |
1351 | |
1352 | public: | |
1353 | map<string,string> properties; ///< OBSOLETE | |
1354 | string erasure_code_profile; ///< name of the erasure code profile in OSDMap | |
1355 | epoch_t last_change; ///< most recent epoch changed, exclusing snapshot changes | |
11fdf7f2 TL |
1356 | |
1357 | /// last epoch that forced clients to resend | |
1358 | epoch_t last_force_op_resend = 0; | |
1359 | /// last epoch that forced clients to resend (pre-nautilus clients only) | |
1360 | epoch_t last_force_op_resend_prenautilus = 0; | |
7c673cae | 1361 | /// last epoch that forced clients to resend (pre-luminous clients only) |
11fdf7f2 TL |
1362 | epoch_t last_force_op_resend_preluminous = 0; |
1363 | ||
1364 | /// metadata for the most recent PG merge | |
1365 | pg_merge_meta_t last_pg_merge_meta; | |
1366 | ||
7c673cae FG |
1367 | snapid_t snap_seq; ///< seq for per-pool snapshot |
1368 | epoch_t snap_epoch; ///< osdmap epoch of last snap | |
1369 | uint64_t auid; ///< who owns the pg | |
7c673cae FG |
1370 | |
1371 | uint64_t quota_max_bytes; ///< maximum number of bytes for this pool | |
1372 | uint64_t quota_max_objects; ///< maximum number of objects for this pool | |
1373 | ||
1374 | /* | |
1375 | * Pool snaps (global to this pool). These define a SnapContext for | |
1376 | * the pool, unless the client manually specifies an alternate | |
1377 | * context. | |
1378 | */ | |
1379 | map<snapid_t, pool_snap_info_t> snaps; | |
1380 | /* | |
1381 | * Alternatively, if we are defining non-pool snaps (e.g. via the | |
1382 | * Ceph MDS), we must track @removed_snaps (since @snaps is not | |
1383 | * used). Snaps and removed_snaps are to be used exclusive of each | |
1384 | * other! | |
1385 | */ | |
1386 | interval_set<snapid_t> removed_snaps; | |
1387 | ||
1388 | unsigned pg_num_mask, pgp_num_mask; | |
1389 | ||
1390 | set<uint64_t> tiers; ///< pools that are tiers of us | |
1391 | int64_t tier_of; ///< pool for which we are a tier | |
1392 | // Note that write wins for read+write ops | |
1393 | int64_t read_tier; ///< pool/tier for objecter to direct reads to | |
1394 | int64_t write_tier; ///< pool/tier for objecter to direct writes to | |
1395 | cache_mode_t cache_mode; ///< cache pool mode | |
1396 | ||
1397 | bool is_tier() const { return tier_of >= 0; } | |
1398 | bool has_tiers() const { return !tiers.empty(); } | |
1399 | void clear_tier() { | |
1400 | tier_of = -1; | |
1401 | clear_read_tier(); | |
1402 | clear_write_tier(); | |
1403 | clear_tier_tunables(); | |
1404 | } | |
1405 | bool has_read_tier() const { return read_tier >= 0; } | |
1406 | void clear_read_tier() { read_tier = -1; } | |
1407 | bool has_write_tier() const { return write_tier >= 0; } | |
1408 | void clear_write_tier() { write_tier = -1; } | |
1409 | void clear_tier_tunables() { | |
1410 | if (cache_mode != CACHEMODE_NONE) | |
1411 | flags |= FLAG_INCOMPLETE_CLONES; | |
1412 | cache_mode = CACHEMODE_NONE; | |
1413 | ||
1414 | target_max_bytes = 0; | |
1415 | target_max_objects = 0; | |
1416 | cache_target_dirty_ratio_micro = 0; | |
1417 | cache_target_dirty_high_ratio_micro = 0; | |
1418 | cache_target_full_ratio_micro = 0; | |
1419 | hit_set_params = HitSet::Params(); | |
1420 | hit_set_period = 0; | |
1421 | hit_set_count = 0; | |
1422 | hit_set_grade_decay_rate = 0; | |
1423 | hit_set_search_last_n = 0; | |
1424 | grade_table.resize(0); | |
1425 | } | |
1426 | ||
1427 | uint64_t target_max_bytes; ///< tiering: target max pool size | |
1428 | uint64_t target_max_objects; ///< tiering: target max pool size | |
1429 | ||
1430 | uint32_t cache_target_dirty_ratio_micro; ///< cache: fraction of target to leave dirty | |
11fdf7f2 | 1431 | uint32_t cache_target_dirty_high_ratio_micro; ///< cache: fraction of target to flush with high speed |
7c673cae FG |
1432 | uint32_t cache_target_full_ratio_micro; ///< cache: fraction of target to fill before we evict in earnest |
1433 | ||
1434 | uint32_t cache_min_flush_age; ///< minimum age (seconds) before we can flush | |
1435 | uint32_t cache_min_evict_age; ///< minimum age (seconds) before we can evict | |
1436 | ||
1437 | HitSet::Params hit_set_params; ///< The HitSet params to use on this pool | |
1438 | uint32_t hit_set_period; ///< periodicity of HitSet segments (seconds) | |
1439 | uint32_t hit_set_count; ///< number of periods to retain | |
1440 | bool use_gmt_hitset; ///< use gmt to name the hitset archive object | |
1441 | uint32_t min_read_recency_for_promote; ///< minimum number of HitSet to check before promote on read | |
1442 | uint32_t min_write_recency_for_promote; ///< minimum number of HitSet to check before promote on write | |
1443 | uint32_t hit_set_grade_decay_rate; ///< current hit_set has highest priority on objects | |
11fdf7f2 TL |
1444 | ///< temperature count,the follow hit_set's priority decay |
1445 | ///< by this params than pre hit_set | |
1446 | uint32_t hit_set_search_last_n; ///< accumulate atmost N hit_sets for temperature | |
7c673cae FG |
1447 | |
1448 | uint32_t stripe_width; ///< erasure coded stripe size in bytes | |
1449 | ||
1450 | uint64_t expected_num_objects; ///< expected number of objects on this pool, a value of 0 indicates | |
1451 | ///< user does not specify any expected value | |
1452 | bool fast_read; ///< whether turn on fast read on the pool or not | |
1453 | ||
1454 | pool_opts_t opts; ///< options | |
1455 | ||
11fdf7f2 TL |
1456 | typedef enum { |
1457 | TYPE_FINGERPRINT_NONE = 0, | |
1458 | TYPE_FINGERPRINT_SHA1 = 1, | |
1459 | } fingerprint_t; | |
1460 | static fingerprint_t get_fingerprint_from_str(const string& s) { | |
1461 | if (s == "none") | |
1462 | return TYPE_FINGERPRINT_NONE; | |
1463 | if (s == "sha1") | |
1464 | return TYPE_FINGERPRINT_SHA1; | |
1465 | return (fingerprint_t)-1; | |
1466 | } | |
1467 | const fingerprint_t get_fingerprint_type() const { | |
1468 | string fp_str; | |
1469 | opts.get(pool_opts_t::FINGERPRINT_ALGORITHM, &fp_str); | |
1470 | return get_fingerprint_from_str(fp_str); | |
1471 | } | |
1472 | const char *get_fingerprint_name() const { | |
1473 | string fp_str; | |
1474 | fingerprint_t fp_t; | |
1475 | opts.get(pool_opts_t::FINGERPRINT_ALGORITHM, &fp_str); | |
1476 | fp_t = get_fingerprint_from_str(fp_str); | |
1477 | return get_fingerprint_name(fp_t); | |
1478 | } | |
1479 | static const char *get_fingerprint_name(fingerprint_t m) { | |
1480 | switch (m) { | |
1481 | case TYPE_FINGERPRINT_NONE: return "none"; | |
1482 | case TYPE_FINGERPRINT_SHA1: return "sha1"; | |
1483 | default: return "unknown"; | |
1484 | } | |
1485 | } | |
1486 | ||
c07f9fc5 FG |
1487 | /// application -> key/value metadata |
1488 | map<string, std::map<string, string>> application_metadata; | |
1489 | ||
7c673cae FG |
1490 | private: |
1491 | vector<uint32_t> grade_table; | |
1492 | ||
1493 | public: | |
1494 | uint32_t get_grade(unsigned i) const { | |
1495 | if (grade_table.size() <= i) | |
1496 | return 0; | |
1497 | return grade_table[i]; | |
1498 | } | |
1499 | void calc_grade_table() { | |
1500 | unsigned v = 1000000; | |
1501 | grade_table.resize(hit_set_count); | |
1502 | for (unsigned i = 0; i < hit_set_count; i++) { | |
1503 | v = v * (1 - (hit_set_grade_decay_rate / 100.0)); | |
1504 | grade_table[i] = v; | |
1505 | } | |
1506 | } | |
1507 | ||
1508 | pg_pool_t() | |
1509 | : flags(0), type(0), size(0), min_size(0), | |
31f18b77 | 1510 | crush_rule(0), object_hash(0), |
7c673cae | 1511 | last_change(0), |
7c673cae FG |
1512 | snap_seq(0), snap_epoch(0), |
1513 | auid(0), | |
7c673cae FG |
1514 | quota_max_bytes(0), quota_max_objects(0), |
1515 | pg_num_mask(0), pgp_num_mask(0), | |
1516 | tier_of(-1), read_tier(-1), write_tier(-1), | |
1517 | cache_mode(CACHEMODE_NONE), | |
1518 | target_max_bytes(0), target_max_objects(0), | |
1519 | cache_target_dirty_ratio_micro(0), | |
1520 | cache_target_dirty_high_ratio_micro(0), | |
1521 | cache_target_full_ratio_micro(0), | |
1522 | cache_min_flush_age(0), | |
1523 | cache_min_evict_age(0), | |
1524 | hit_set_params(), | |
1525 | hit_set_period(0), | |
1526 | hit_set_count(0), | |
1527 | use_gmt_hitset(true), | |
1528 | min_read_recency_for_promote(0), | |
1529 | min_write_recency_for_promote(0), | |
1530 | hit_set_grade_decay_rate(0), | |
1531 | hit_set_search_last_n(0), | |
1532 | stripe_width(0), | |
1533 | expected_num_objects(0), | |
1534 | fast_read(false), | |
1535 | opts() | |
1536 | { } | |
1537 | ||
1538 | void dump(Formatter *f) const; | |
1539 | ||
11fdf7f2 | 1540 | const utime_t &get_create_time() const { return create_time; } |
7c673cae FG |
1541 | uint64_t get_flags() const { return flags; } |
1542 | bool has_flag(uint64_t f) const { return flags & f; } | |
1543 | void set_flag(uint64_t f) { flags |= f; } | |
1544 | void unset_flag(uint64_t f) { flags &= ~f; } | |
1545 | ||
7c673cae | 1546 | bool require_rollback() const { |
11fdf7f2 | 1547 | return is_erasure(); |
7c673cae FG |
1548 | } |
1549 | ||
1550 | /// true if incomplete clones may be present | |
1551 | bool allow_incomplete_clones() const { | |
1552 | return cache_mode != CACHEMODE_NONE || has_flag(FLAG_INCOMPLETE_CLONES); | |
1553 | } | |
1554 | ||
1555 | unsigned get_type() const { return type; } | |
1556 | unsigned get_size() const { return size; } | |
1557 | unsigned get_min_size() const { return min_size; } | |
31f18b77 | 1558 | int get_crush_rule() const { return crush_rule; } |
7c673cae FG |
1559 | int get_object_hash() const { return object_hash; } |
1560 | const char *get_object_hash_name() const { | |
1561 | return ceph_str_hash_name(get_object_hash()); | |
1562 | } | |
1563 | epoch_t get_last_change() const { return last_change; } | |
1564 | epoch_t get_last_force_op_resend() const { return last_force_op_resend; } | |
11fdf7f2 TL |
1565 | epoch_t get_last_force_op_resend_prenautilus() const { |
1566 | return last_force_op_resend_prenautilus; | |
1567 | } | |
7c673cae FG |
1568 | epoch_t get_last_force_op_resend_preluminous() const { |
1569 | return last_force_op_resend_preluminous; | |
1570 | } | |
1571 | epoch_t get_snap_epoch() const { return snap_epoch; } | |
1572 | snapid_t get_snap_seq() const { return snap_seq; } | |
1573 | uint64_t get_auid() const { return auid; } | |
7c673cae FG |
1574 | |
1575 | void set_snap_seq(snapid_t s) { snap_seq = s; } | |
1576 | void set_snap_epoch(epoch_t e) { snap_epoch = e; } | |
1577 | ||
1578 | void set_stripe_width(uint32_t s) { stripe_width = s; } | |
1579 | uint32_t get_stripe_width() const { return stripe_width; } | |
1580 | ||
1581 | bool is_replicated() const { return get_type() == TYPE_REPLICATED; } | |
1582 | bool is_erasure() const { return get_type() == TYPE_ERASURE; } | |
1583 | ||
1584 | bool supports_omap() const { | |
1585 | return !(get_type() == TYPE_ERASURE); | |
1586 | } | |
1587 | ||
1588 | bool requires_aligned_append() const { | |
1589 | return is_erasure() && !has_flag(FLAG_EC_OVERWRITES); | |
1590 | } | |
1591 | uint64_t required_alignment() const { return stripe_width; } | |
1592 | ||
1593 | bool allows_ecoverwrites() const { | |
1594 | return has_flag(FLAG_EC_OVERWRITES); | |
1595 | } | |
1596 | ||
1597 | bool can_shift_osds() const { | |
1598 | switch (get_type()) { | |
1599 | case TYPE_REPLICATED: | |
1600 | return true; | |
1601 | case TYPE_ERASURE: | |
1602 | return false; | |
1603 | default: | |
11fdf7f2 | 1604 | ceph_abort_msg("unhandled pool type"); |
7c673cae FG |
1605 | } |
1606 | } | |
1607 | ||
1608 | unsigned get_pg_num() const { return pg_num; } | |
1609 | unsigned get_pgp_num() const { return pgp_num; } | |
11fdf7f2 TL |
1610 | unsigned get_pg_num_target() const { return pg_num_target; } |
1611 | unsigned get_pgp_num_target() const { return pgp_num_target; } | |
1612 | unsigned get_pg_num_pending() const { return pg_num_pending; } | |
7c673cae FG |
1613 | |
1614 | unsigned get_pg_num_mask() const { return pg_num_mask; } | |
1615 | unsigned get_pgp_num_mask() const { return pgp_num_mask; } | |
1616 | ||
1617 | // if pg_num is not a multiple of two, pgs are not equally sized. | |
1618 | // return, for a given pg, the fraction (denominator) of the total | |
1619 | // pool size that it represents. | |
1620 | unsigned get_pg_num_divisor(pg_t pgid) const; | |
1621 | ||
11fdf7f2 TL |
1622 | bool is_pending_merge(pg_t pgid, bool *target) const; |
1623 | ||
7c673cae FG |
1624 | void set_pg_num(int p) { |
1625 | pg_num = p; | |
11fdf7f2 | 1626 | pg_num_pending = p; |
7c673cae FG |
1627 | calc_pg_masks(); |
1628 | } | |
1629 | void set_pgp_num(int p) { | |
1630 | pgp_num = p; | |
1631 | calc_pg_masks(); | |
1632 | } | |
11fdf7f2 TL |
1633 | void set_pg_num_pending(int p) { |
1634 | pg_num_pending = p; | |
1635 | calc_pg_masks(); | |
1636 | } | |
1637 | void set_pg_num_target(int p) { | |
1638 | pg_num_target = p; | |
1639 | } | |
1640 | void set_pgp_num_target(int p) { | |
1641 | pgp_num_target = p; | |
1642 | } | |
1643 | void dec_pg_num(pg_t source_pgid, | |
1644 | epoch_t ready_epoch, | |
1645 | eversion_t source_version, | |
1646 | eversion_t target_version, | |
1647 | epoch_t last_epoch_started, | |
1648 | epoch_t last_epoch_clean) { | |
1649 | --pg_num; | |
1650 | last_pg_merge_meta.source_pgid = source_pgid; | |
1651 | last_pg_merge_meta.ready_epoch = ready_epoch; | |
1652 | last_pg_merge_meta.source_version = source_version; | |
1653 | last_pg_merge_meta.target_version = target_version; | |
1654 | last_pg_merge_meta.last_epoch_started = last_epoch_started; | |
1655 | last_pg_merge_meta.last_epoch_clean = last_epoch_clean; | |
1656 | calc_pg_masks(); | |
1657 | } | |
7c673cae FG |
1658 | |
1659 | void set_quota_max_bytes(uint64_t m) { | |
1660 | quota_max_bytes = m; | |
1661 | } | |
1662 | uint64_t get_quota_max_bytes() { | |
1663 | return quota_max_bytes; | |
1664 | } | |
1665 | ||
1666 | void set_quota_max_objects(uint64_t m) { | |
1667 | quota_max_objects = m; | |
1668 | } | |
1669 | uint64_t get_quota_max_objects() { | |
1670 | return quota_max_objects; | |
1671 | } | |
1672 | ||
1673 | void set_last_force_op_resend(uint64_t t) { | |
1674 | last_force_op_resend = t; | |
11fdf7f2 | 1675 | last_force_op_resend_prenautilus = t; |
7c673cae FG |
1676 | last_force_op_resend_preluminous = t; |
1677 | } | |
1678 | ||
1679 | void calc_pg_masks(); | |
1680 | ||
1681 | /* | |
1682 | * we have two snap modes: | |
1683 | * - pool global snaps | |
1684 | * - snap existence/non-existence defined by snaps[] and snap_seq | |
1685 | * - user managed snaps | |
1686 | * - removal governed by removed_snaps | |
1687 | * | |
1688 | * we know which mode we're using based on whether removed_snaps is empty. | |
1689 | * If nothing has been created, both functions report false. | |
1690 | */ | |
1691 | bool is_pool_snaps_mode() const; | |
1692 | bool is_unmanaged_snaps_mode() const; | |
1693 | bool is_removed_snap(snapid_t s) const; | |
1694 | ||
1695 | /* | |
1696 | * build set of known-removed sets from either pool snaps or | |
1697 | * explicit removed_snaps set. | |
1698 | */ | |
1699 | void build_removed_snaps(interval_set<snapid_t>& rs) const; | |
91327a77 | 1700 | bool maybe_updated_removed_snaps(const interval_set<snapid_t>& cached) const; |
7c673cae FG |
1701 | snapid_t snap_exists(const char *s) const; |
1702 | void add_snap(const char *n, utime_t stamp); | |
1703 | void add_unmanaged_snap(uint64_t& snapid); | |
1704 | void remove_snap(snapid_t s); | |
1705 | void remove_unmanaged_snap(snapid_t s); | |
1706 | ||
1707 | SnapContext get_snap_context() const; | |
1708 | ||
1709 | /// hash a object name+namespace key to a hash position | |
1710 | uint32_t hash_key(const string& key, const string& ns) const; | |
1711 | ||
1712 | /// round a hash position down to a pg num | |
1713 | uint32_t raw_hash_to_pg(uint32_t v) const; | |
1714 | ||
1715 | /* | |
1716 | * map a raw pg (with full precision ps) into an actual pg, for storage | |
1717 | */ | |
1718 | pg_t raw_pg_to_pg(pg_t pg) const; | |
1719 | ||
1720 | /* | |
1721 | * map raw pg (full precision ps) into a placement seed. include | |
1722 | * pool id in that value so that different pools don't use the same | |
1723 | * seeds. | |
1724 | */ | |
1725 | ps_t raw_pg_to_pps(pg_t pg) const; | |
1726 | ||
1727 | /// choose a random hash position within a pg | |
1728 | uint32_t get_random_pg_position(pg_t pgid, uint32_t seed) const; | |
1729 | ||
1730 | void encode(bufferlist& bl, uint64_t features) const; | |
11fdf7f2 | 1731 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
1732 | |
1733 | static void generate_test_instances(list<pg_pool_t*>& o); | |
1734 | }; | |
1735 | WRITE_CLASS_ENCODER_FEATURES(pg_pool_t) | |
1736 | ||
1737 | ostream& operator<<(ostream& out, const pg_pool_t& p); | |
1738 | ||
1739 | ||
1740 | /** | |
1741 | * a summation of object stats | |
1742 | * | |
1743 | * This is just a container for object stats; we don't know what for. | |
1744 | * | |
1745 | * If you add members in object_stat_sum_t, you should make sure there are | |
1746 | * not padding among these members. | |
1747 | * You should also modify the padding_check function. | |
1748 | ||
1749 | */ | |
1750 | struct object_stat_sum_t { | |
1751 | /************************************************************************** | |
1752 | * WARNING: be sure to update operator==, floor, and split when | |
1753 | * adding/removing fields! | |
1754 | **************************************************************************/ | |
1755 | int64_t num_bytes; // in bytes | |
1756 | int64_t num_objects; | |
1757 | int64_t num_object_clones; | |
1758 | int64_t num_object_copies; // num_objects * num_replicas | |
1759 | int64_t num_objects_missing_on_primary; | |
1760 | int64_t num_objects_degraded; | |
1761 | int64_t num_objects_unfound; | |
1762 | int64_t num_rd; | |
1763 | int64_t num_rd_kb; | |
1764 | int64_t num_wr; | |
1765 | int64_t num_wr_kb; | |
1766 | int64_t num_scrub_errors; // total deep and shallow scrub errors | |
1767 | int64_t num_objects_recovered; | |
1768 | int64_t num_bytes_recovered; | |
1769 | int64_t num_keys_recovered; | |
1770 | int64_t num_shallow_scrub_errors; | |
1771 | int64_t num_deep_scrub_errors; | |
1772 | int64_t num_objects_dirty; | |
1773 | int64_t num_whiteouts; | |
1774 | int64_t num_objects_omap; | |
1775 | int64_t num_objects_hit_set_archive; | |
1776 | int64_t num_objects_misplaced; | |
1777 | int64_t num_bytes_hit_set_archive; | |
1778 | int64_t num_flush; | |
1779 | int64_t num_flush_kb; | |
1780 | int64_t num_evict; | |
1781 | int64_t num_evict_kb; | |
1782 | int64_t num_promote; | |
1783 | int32_t num_flush_mode_high; // 1 when in high flush mode, otherwise 0 | |
1784 | int32_t num_flush_mode_low; // 1 when in low flush mode, otherwise 0 | |
1785 | int32_t num_evict_mode_some; // 1 when in evict some mode, otherwise 0 | |
1786 | int32_t num_evict_mode_full; // 1 when in evict full mode, otherwise 0 | |
1787 | int64_t num_objects_pinned; | |
1788 | int64_t num_objects_missing; | |
1789 | int64_t num_legacy_snapsets; ///< upper bound on pre-luminous-style SnapSets | |
28e407b8 | 1790 | int64_t num_large_omap_objects = 0; |
11fdf7f2 TL |
1791 | int64_t num_objects_manifest = 0; |
1792 | int64_t num_omap_bytes = 0; | |
1793 | int64_t num_omap_keys = 0; | |
1794 | int64_t num_objects_repaired = 0; | |
7c673cae FG |
1795 | |
1796 | object_stat_sum_t() | |
1797 | : num_bytes(0), | |
1798 | num_objects(0), num_object_clones(0), num_object_copies(0), | |
1799 | num_objects_missing_on_primary(0), num_objects_degraded(0), | |
1800 | num_objects_unfound(0), | |
1801 | num_rd(0), num_rd_kb(0), num_wr(0), num_wr_kb(0), | |
1802 | num_scrub_errors(0), | |
1803 | num_objects_recovered(0), | |
1804 | num_bytes_recovered(0), | |
1805 | num_keys_recovered(0), | |
1806 | num_shallow_scrub_errors(0), | |
1807 | num_deep_scrub_errors(0), | |
1808 | num_objects_dirty(0), | |
1809 | num_whiteouts(0), | |
1810 | num_objects_omap(0), | |
1811 | num_objects_hit_set_archive(0), | |
1812 | num_objects_misplaced(0), | |
1813 | num_bytes_hit_set_archive(0), | |
1814 | num_flush(0), | |
1815 | num_flush_kb(0), | |
1816 | num_evict(0), | |
1817 | num_evict_kb(0), | |
1818 | num_promote(0), | |
1819 | num_flush_mode_high(0), num_flush_mode_low(0), | |
1820 | num_evict_mode_some(0), num_evict_mode_full(0), | |
1821 | num_objects_pinned(0), | |
1822 | num_objects_missing(0), | |
1823 | num_legacy_snapsets(0) | |
1824 | {} | |
1825 | ||
1826 | void floor(int64_t f) { | |
1827 | #define FLOOR(x) if (x < f) x = f | |
1828 | FLOOR(num_bytes); | |
1829 | FLOOR(num_objects); | |
1830 | FLOOR(num_object_clones); | |
1831 | FLOOR(num_object_copies); | |
1832 | FLOOR(num_objects_missing_on_primary); | |
1833 | FLOOR(num_objects_missing); | |
1834 | FLOOR(num_objects_degraded); | |
1835 | FLOOR(num_objects_misplaced); | |
1836 | FLOOR(num_objects_unfound); | |
1837 | FLOOR(num_rd); | |
1838 | FLOOR(num_rd_kb); | |
1839 | FLOOR(num_wr); | |
1840 | FLOOR(num_wr_kb); | |
28e407b8 | 1841 | FLOOR(num_large_omap_objects); |
11fdf7f2 TL |
1842 | FLOOR(num_objects_manifest); |
1843 | FLOOR(num_omap_bytes); | |
1844 | FLOOR(num_omap_keys); | |
7c673cae FG |
1845 | FLOOR(num_shallow_scrub_errors); |
1846 | FLOOR(num_deep_scrub_errors); | |
94b18763 | 1847 | num_scrub_errors = num_shallow_scrub_errors + num_deep_scrub_errors; |
7c673cae FG |
1848 | FLOOR(num_objects_recovered); |
1849 | FLOOR(num_bytes_recovered); | |
1850 | FLOOR(num_keys_recovered); | |
1851 | FLOOR(num_objects_dirty); | |
1852 | FLOOR(num_whiteouts); | |
1853 | FLOOR(num_objects_omap); | |
1854 | FLOOR(num_objects_hit_set_archive); | |
1855 | FLOOR(num_bytes_hit_set_archive); | |
1856 | FLOOR(num_flush); | |
1857 | FLOOR(num_flush_kb); | |
1858 | FLOOR(num_evict); | |
1859 | FLOOR(num_evict_kb); | |
1860 | FLOOR(num_promote); | |
1861 | FLOOR(num_flush_mode_high); | |
1862 | FLOOR(num_flush_mode_low); | |
1863 | FLOOR(num_evict_mode_some); | |
1864 | FLOOR(num_evict_mode_full); | |
1865 | FLOOR(num_objects_pinned); | |
1866 | FLOOR(num_legacy_snapsets); | |
11fdf7f2 | 1867 | FLOOR(num_objects_repaired); |
7c673cae FG |
1868 | #undef FLOOR |
1869 | } | |
1870 | ||
1871 | void split(vector<object_stat_sum_t> &out) const { | |
1872 | #define SPLIT(PARAM) \ | |
1873 | for (unsigned i = 0; i < out.size(); ++i) { \ | |
1874 | out[i].PARAM = PARAM / out.size(); \ | |
1875 | if (i < (PARAM % out.size())) { \ | |
1876 | out[i].PARAM++; \ | |
1877 | } \ | |
1878 | } | |
1879 | #define SPLIT_PRESERVE_NONZERO(PARAM) \ | |
1880 | for (unsigned i = 0; i < out.size(); ++i) { \ | |
1881 | if (PARAM) \ | |
1882 | out[i].PARAM = 1 + PARAM / out.size(); \ | |
1883 | else \ | |
1884 | out[i].PARAM = 0; \ | |
1885 | } | |
1886 | ||
1887 | SPLIT(num_bytes); | |
1888 | SPLIT(num_objects); | |
1889 | SPLIT(num_object_clones); | |
1890 | SPLIT(num_object_copies); | |
1891 | SPLIT(num_objects_missing_on_primary); | |
1892 | SPLIT(num_objects_missing); | |
1893 | SPLIT(num_objects_degraded); | |
1894 | SPLIT(num_objects_misplaced); | |
1895 | SPLIT(num_objects_unfound); | |
1896 | SPLIT(num_rd); | |
1897 | SPLIT(num_rd_kb); | |
1898 | SPLIT(num_wr); | |
1899 | SPLIT(num_wr_kb); | |
11fdf7f2 TL |
1900 | SPLIT(num_large_omap_objects); |
1901 | SPLIT(num_objects_manifest); | |
1902 | SPLIT(num_omap_bytes); | |
1903 | SPLIT(num_omap_keys); | |
1904 | SPLIT(num_objects_repaired); | |
94b18763 FG |
1905 | SPLIT_PRESERVE_NONZERO(num_shallow_scrub_errors); |
1906 | SPLIT_PRESERVE_NONZERO(num_deep_scrub_errors); | |
1907 | for (unsigned i = 0; i < out.size(); ++i) { | |
1908 | out[i].num_scrub_errors = out[i].num_shallow_scrub_errors + | |
1909 | out[i].num_deep_scrub_errors; | |
1910 | } | |
7c673cae FG |
1911 | SPLIT(num_objects_recovered); |
1912 | SPLIT(num_bytes_recovered); | |
1913 | SPLIT(num_keys_recovered); | |
1914 | SPLIT(num_objects_dirty); | |
1915 | SPLIT(num_whiteouts); | |
1916 | SPLIT(num_objects_omap); | |
1917 | SPLIT(num_objects_hit_set_archive); | |
1918 | SPLIT(num_bytes_hit_set_archive); | |
1919 | SPLIT(num_flush); | |
1920 | SPLIT(num_flush_kb); | |
1921 | SPLIT(num_evict); | |
1922 | SPLIT(num_evict_kb); | |
1923 | SPLIT(num_promote); | |
1924 | SPLIT(num_flush_mode_high); | |
1925 | SPLIT(num_flush_mode_low); | |
1926 | SPLIT(num_evict_mode_some); | |
1927 | SPLIT(num_evict_mode_full); | |
1928 | SPLIT(num_objects_pinned); | |
1929 | SPLIT_PRESERVE_NONZERO(num_legacy_snapsets); | |
1930 | #undef SPLIT | |
1931 | #undef SPLIT_PRESERVE_NONZERO | |
1932 | } | |
1933 | ||
1934 | void clear() { | |
1935 | memset(this, 0, sizeof(*this)); | |
1936 | } | |
1937 | ||
1938 | void calc_copies(int nrep) { | |
1939 | num_object_copies = nrep * num_objects; | |
1940 | } | |
1941 | ||
1942 | bool is_zero() const { | |
1943 | return mem_is_zero((char*)this, sizeof(*this)); | |
1944 | } | |
1945 | ||
1946 | void add(const object_stat_sum_t& o); | |
1947 | void sub(const object_stat_sum_t& o); | |
1948 | ||
1949 | void dump(Formatter *f) const; | |
1950 | void padding_check() { | |
1951 | static_assert( | |
1952 | sizeof(object_stat_sum_t) == | |
1953 | sizeof(num_bytes) + | |
1954 | sizeof(num_objects) + | |
1955 | sizeof(num_object_clones) + | |
1956 | sizeof(num_object_copies) + | |
1957 | sizeof(num_objects_missing_on_primary) + | |
1958 | sizeof(num_objects_degraded) + | |
1959 | sizeof(num_objects_unfound) + | |
1960 | sizeof(num_rd) + | |
1961 | sizeof(num_rd_kb) + | |
1962 | sizeof(num_wr) + | |
1963 | sizeof(num_wr_kb) + | |
1964 | sizeof(num_scrub_errors) + | |
28e407b8 | 1965 | sizeof(num_large_omap_objects) + |
11fdf7f2 TL |
1966 | sizeof(num_objects_manifest) + |
1967 | sizeof(num_omap_bytes) + | |
1968 | sizeof(num_omap_keys) + | |
1969 | sizeof(num_objects_repaired) + | |
7c673cae FG |
1970 | sizeof(num_objects_recovered) + |
1971 | sizeof(num_bytes_recovered) + | |
1972 | sizeof(num_keys_recovered) + | |
1973 | sizeof(num_shallow_scrub_errors) + | |
1974 | sizeof(num_deep_scrub_errors) + | |
1975 | sizeof(num_objects_dirty) + | |
1976 | sizeof(num_whiteouts) + | |
1977 | sizeof(num_objects_omap) + | |
1978 | sizeof(num_objects_hit_set_archive) + | |
1979 | sizeof(num_objects_misplaced) + | |
1980 | sizeof(num_bytes_hit_set_archive) + | |
1981 | sizeof(num_flush) + | |
1982 | sizeof(num_flush_kb) + | |
1983 | sizeof(num_evict) + | |
1984 | sizeof(num_evict_kb) + | |
1985 | sizeof(num_promote) + | |
1986 | sizeof(num_flush_mode_high) + | |
1987 | sizeof(num_flush_mode_low) + | |
1988 | sizeof(num_evict_mode_some) + | |
1989 | sizeof(num_evict_mode_full) + | |
1990 | sizeof(num_objects_pinned) + | |
1991 | sizeof(num_objects_missing) + | |
1992 | sizeof(num_legacy_snapsets) | |
1993 | , | |
1994 | "object_stat_sum_t have padding"); | |
1995 | } | |
1996 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 1997 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
1998 | static void generate_test_instances(list<object_stat_sum_t*>& o); |
1999 | }; | |
2000 | WRITE_CLASS_ENCODER(object_stat_sum_t) | |
2001 | ||
2002 | bool operator==(const object_stat_sum_t& l, const object_stat_sum_t& r); | |
2003 | ||
2004 | /** | |
2005 | * a collection of object stat sums | |
2006 | * | |
2007 | * This is a collection of stat sums over different categories. | |
2008 | */ | |
2009 | struct object_stat_collection_t { | |
2010 | /************************************************************************** | |
2011 | * WARNING: be sure to update the operator== when adding/removing fields! * | |
2012 | **************************************************************************/ | |
2013 | object_stat_sum_t sum; | |
2014 | ||
2015 | void calc_copies(int nrep) { | |
2016 | sum.calc_copies(nrep); | |
2017 | } | |
2018 | ||
2019 | void dump(Formatter *f) const; | |
2020 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 2021 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
2022 | static void generate_test_instances(list<object_stat_collection_t*>& o); |
2023 | ||
2024 | bool is_zero() const { | |
2025 | return sum.is_zero(); | |
2026 | } | |
2027 | ||
2028 | void clear() { | |
2029 | sum.clear(); | |
2030 | } | |
2031 | ||
2032 | void floor(int64_t f) { | |
2033 | sum.floor(f); | |
2034 | } | |
2035 | ||
2036 | void add(const object_stat_sum_t& o) { | |
2037 | sum.add(o); | |
2038 | } | |
2039 | ||
2040 | void add(const object_stat_collection_t& o) { | |
2041 | sum.add(o.sum); | |
2042 | } | |
2043 | void sub(const object_stat_collection_t& o) { | |
2044 | sum.sub(o.sum); | |
2045 | } | |
2046 | }; | |
2047 | WRITE_CLASS_ENCODER(object_stat_collection_t) | |
2048 | ||
2049 | inline bool operator==(const object_stat_collection_t& l, | |
2050 | const object_stat_collection_t& r) { | |
2051 | return l.sum == r.sum; | |
2052 | } | |
2053 | ||
2054 | ||
2055 | /** pg_stat | |
2056 | * aggregate stats for a single PG. | |
2057 | */ | |
2058 | struct pg_stat_t { | |
2059 | /************************************************************************** | |
2060 | * WARNING: be sure to update the operator== when adding/removing fields! * | |
2061 | **************************************************************************/ | |
2062 | eversion_t version; | |
2063 | version_t reported_seq; // sequence number | |
2064 | epoch_t reported_epoch; // epoch of this report | |
11fdf7f2 | 2065 | uint64_t state; |
7c673cae FG |
2066 | utime_t last_fresh; // last reported |
2067 | utime_t last_change; // new state != previous state | |
2068 | utime_t last_active; // state & PG_STATE_ACTIVE | |
2069 | utime_t last_peered; // state & PG_STATE_ACTIVE || state & PG_STATE_PEERED | |
2070 | utime_t last_clean; // state & PG_STATE_CLEAN | |
2071 | utime_t last_unstale; // (state & PG_STATE_STALE) == 0 | |
2072 | utime_t last_undegraded; // (state & PG_STATE_DEGRADED) == 0 | |
2073 | utime_t last_fullsized; // (state & PG_STATE_UNDERSIZED) == 0 | |
2074 | ||
2075 | eversion_t log_start; // (log_start,version] | |
2076 | eversion_t ondisk_log_start; // there may be more on disk | |
2077 | ||
2078 | epoch_t created; | |
2079 | epoch_t last_epoch_clean; | |
2080 | pg_t parent; | |
2081 | __u32 parent_split_bits; | |
2082 | ||
2083 | eversion_t last_scrub; | |
2084 | eversion_t last_deep_scrub; | |
2085 | utime_t last_scrub_stamp; | |
2086 | utime_t last_deep_scrub_stamp; | |
2087 | utime_t last_clean_scrub_stamp; | |
2088 | ||
2089 | object_stat_collection_t stats; | |
2090 | ||
2091 | int64_t log_size; | |
2092 | int64_t ondisk_log_size; // >= active_log_size | |
2093 | ||
2094 | vector<int32_t> up, acting; | |
81eedcae TL |
2095 | vector<pg_shard_t> avail_no_missing; |
2096 | map< std::set<pg_shard_t>, int32_t > object_location_counts; | |
7c673cae FG |
2097 | epoch_t mapping_epoch; |
2098 | ||
2099 | vector<int32_t> blocked_by; ///< osds on which the pg is blocked | |
2100 | ||
11fdf7f2 TL |
2101 | interval_set<snapid_t> purged_snaps; ///< recently removed snaps that we've purged |
2102 | ||
7c673cae FG |
2103 | utime_t last_became_active; |
2104 | utime_t last_became_peered; | |
2105 | ||
2106 | /// up, acting primaries | |
2107 | int32_t up_primary; | |
2108 | int32_t acting_primary; | |
2109 | ||
b32b8144 FG |
2110 | // snaptrimq.size() is 64bit, but let's be serious - anything over 50k is |
2111 | // absurd already, so cap it to 2^32 and save 4 bytes at the same time | |
2112 | uint32_t snaptrimq_len; | |
2113 | ||
7c673cae FG |
2114 | bool stats_invalid:1; |
2115 | /// true if num_objects_dirty is not accurate (because it was not | |
2116 | /// maintained starting from pool creation) | |
2117 | bool dirty_stats_invalid:1; | |
2118 | bool omap_stats_invalid:1; | |
2119 | bool hitset_stats_invalid:1; | |
2120 | bool hitset_bytes_stats_invalid:1; | |
2121 | bool pin_stats_invalid:1; | |
11fdf7f2 | 2122 | bool manifest_stats_invalid:1; |
7c673cae FG |
2123 | |
2124 | pg_stat_t() | |
2125 | : reported_seq(0), | |
2126 | reported_epoch(0), | |
2127 | state(0), | |
2128 | created(0), last_epoch_clean(0), | |
2129 | parent_split_bits(0), | |
2130 | log_size(0), ondisk_log_size(0), | |
2131 | mapping_epoch(0), | |
2132 | up_primary(-1), | |
2133 | acting_primary(-1), | |
b32b8144 | 2134 | snaptrimq_len(0), |
7c673cae FG |
2135 | stats_invalid(false), |
2136 | dirty_stats_invalid(false), | |
2137 | omap_stats_invalid(false), | |
2138 | hitset_stats_invalid(false), | |
2139 | hitset_bytes_stats_invalid(false), | |
11fdf7f2 TL |
2140 | pin_stats_invalid(false), |
2141 | manifest_stats_invalid(false) | |
7c673cae FG |
2142 | { } |
2143 | ||
2144 | epoch_t get_effective_last_epoch_clean() const { | |
2145 | if (state & PG_STATE_CLEAN) { | |
2146 | // we are clean as of this report, and should thus take the | |
2147 | // reported epoch | |
2148 | return reported_epoch; | |
2149 | } else { | |
2150 | return last_epoch_clean; | |
2151 | } | |
2152 | } | |
2153 | ||
2154 | pair<epoch_t, version_t> get_version_pair() const { | |
2155 | return make_pair(reported_epoch, reported_seq); | |
2156 | } | |
2157 | ||
2158 | void floor(int64_t f) { | |
2159 | stats.floor(f); | |
2160 | if (log_size < f) | |
2161 | log_size = f; | |
2162 | if (ondisk_log_size < f) | |
2163 | ondisk_log_size = f; | |
b32b8144 FG |
2164 | if (snaptrimq_len < f) |
2165 | snaptrimq_len = f; | |
7c673cae FG |
2166 | } |
2167 | ||
11fdf7f2 TL |
2168 | void add_sub_invalid_flags(const pg_stat_t& o) { |
2169 | // adding (or subtracting!) invalid stats render our stats invalid too | |
2170 | stats_invalid |= o.stats_invalid; | |
2171 | dirty_stats_invalid |= o.dirty_stats_invalid; | |
2172 | hitset_stats_invalid |= o.hitset_stats_invalid; | |
2173 | pin_stats_invalid |= o.pin_stats_invalid; | |
2174 | manifest_stats_invalid |= o.manifest_stats_invalid; | |
2175 | } | |
7c673cae FG |
2176 | void add(const pg_stat_t& o) { |
2177 | stats.add(o.stats); | |
2178 | log_size += o.log_size; | |
2179 | ondisk_log_size += o.ondisk_log_size; | |
11fdf7f2 TL |
2180 | snaptrimq_len = std::min((uint64_t)snaptrimq_len + o.snaptrimq_len, |
2181 | (uint64_t)(1ull << 31)); | |
2182 | add_sub_invalid_flags(o); | |
7c673cae FG |
2183 | } |
2184 | void sub(const pg_stat_t& o) { | |
2185 | stats.sub(o.stats); | |
2186 | log_size -= o.log_size; | |
2187 | ondisk_log_size -= o.ondisk_log_size; | |
b32b8144 FG |
2188 | if (o.snaptrimq_len < snaptrimq_len) { |
2189 | snaptrimq_len -= o.snaptrimq_len; | |
2190 | } else { | |
2191 | snaptrimq_len = 0; | |
2192 | } | |
11fdf7f2 | 2193 | add_sub_invalid_flags(o); |
7c673cae FG |
2194 | } |
2195 | ||
2196 | bool is_acting_osd(int32_t osd, bool primary) const; | |
2197 | void dump(Formatter *f) const; | |
2198 | void dump_brief(Formatter *f) const; | |
2199 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 2200 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
2201 | static void generate_test_instances(list<pg_stat_t*>& o); |
2202 | }; | |
2203 | WRITE_CLASS_ENCODER(pg_stat_t) | |
2204 | ||
2205 | bool operator==(const pg_stat_t& l, const pg_stat_t& r); | |
2206 | ||
11fdf7f2 TL |
2207 | /** store_statfs_t |
2208 | * ObjectStore full statfs information | |
2209 | */ | |
2210 | struct store_statfs_t | |
2211 | { | |
2212 | uint64_t total = 0; ///< Total bytes | |
2213 | uint64_t available = 0; ///< Free bytes available | |
2214 | uint64_t internally_reserved = 0; ///< Bytes reserved for internal purposes | |
2215 | ||
2216 | int64_t allocated = 0; ///< Bytes allocated by the store | |
2217 | ||
2218 | int64_t data_stored = 0; ///< Bytes actually stored by the user | |
2219 | int64_t data_compressed = 0; ///< Bytes stored after compression | |
2220 | int64_t data_compressed_allocated = 0; ///< Bytes allocated for compressed data | |
2221 | int64_t data_compressed_original = 0; ///< Bytes that were compressed | |
2222 | ||
2223 | int64_t omap_allocated = 0; ///< approx usage of omap data | |
2224 | int64_t internal_metadata = 0; ///< approx usage of internal metadata | |
2225 | ||
2226 | void reset() { | |
2227 | *this = store_statfs_t(); | |
2228 | } | |
2229 | void floor(int64_t f) { | |
2230 | #define FLOOR(x) if (int64_t(x) < f) x = f | |
2231 | FLOOR(total); | |
2232 | FLOOR(available); | |
2233 | FLOOR(internally_reserved); | |
2234 | FLOOR(allocated); | |
2235 | FLOOR(data_stored); | |
2236 | FLOOR(data_compressed); | |
2237 | FLOOR(data_compressed_allocated); | |
2238 | FLOOR(data_compressed_original); | |
2239 | ||
2240 | FLOOR(omap_allocated); | |
2241 | FLOOR(internal_metadata); | |
2242 | #undef FLOOR | |
2243 | } | |
2244 | ||
2245 | bool operator ==(const store_statfs_t& other) const; | |
2246 | bool is_zero() const { | |
2247 | return *this == store_statfs_t(); | |
2248 | } | |
2249 | ||
2250 | uint64_t get_used() const { | |
2251 | return total - available - internally_reserved; | |
2252 | } | |
2253 | ||
2254 | // this accumulates both actually used and statfs's internally_reserved | |
2255 | uint64_t get_used_raw() const { | |
2256 | return total - available; | |
2257 | } | |
2258 | ||
2259 | float get_used_raw_ratio() const { | |
2260 | if (total) { | |
2261 | return (float)get_used_raw() / (float)total; | |
2262 | } else { | |
2263 | return 0.0; | |
2264 | } | |
2265 | } | |
2266 | ||
2267 | // helpers to ease legacy code porting | |
2268 | uint64_t kb_avail() const { | |
2269 | return available >> 10; | |
2270 | } | |
2271 | uint64_t kb() const { | |
2272 | return total >> 10; | |
2273 | } | |
2274 | uint64_t kb_used() const { | |
2275 | return (total - available - internally_reserved) >> 10; | |
2276 | } | |
2277 | uint64_t kb_used_raw() const { | |
2278 | return get_used_raw() >> 10; | |
2279 | } | |
2280 | ||
2281 | uint64_t kb_used_data() const { | |
2282 | return allocated >> 10; | |
2283 | } | |
2284 | uint64_t kb_used_omap() const { | |
2285 | return omap_allocated >> 10; | |
2286 | } | |
2287 | ||
2288 | uint64_t kb_used_internal_metadata() const { | |
2289 | return internal_metadata >> 10; | |
2290 | } | |
2291 | ||
2292 | void add(const store_statfs_t& o) { | |
2293 | total += o.total; | |
2294 | available += o.available; | |
2295 | internally_reserved += o.internally_reserved; | |
2296 | allocated += o.allocated; | |
2297 | data_stored += o.data_stored; | |
2298 | data_compressed += o.data_compressed; | |
2299 | data_compressed_allocated += o.data_compressed_allocated; | |
2300 | data_compressed_original += o.data_compressed_original; | |
2301 | omap_allocated += o.omap_allocated; | |
2302 | internal_metadata += o.internal_metadata; | |
2303 | } | |
2304 | void sub(const store_statfs_t& o) { | |
2305 | total -= o.total; | |
2306 | available -= o.available; | |
2307 | internally_reserved -= o.internally_reserved; | |
2308 | allocated -= o.allocated; | |
2309 | data_stored -= o.data_stored; | |
2310 | data_compressed -= o.data_compressed; | |
2311 | data_compressed_allocated -= o.data_compressed_allocated; | |
2312 | data_compressed_original -= o.data_compressed_original; | |
2313 | omap_allocated -= o.omap_allocated; | |
2314 | internal_metadata -= o.internal_metadata; | |
2315 | } | |
2316 | void dump(Formatter *f) const; | |
2317 | DENC(store_statfs_t, v, p) { | |
2318 | DENC_START(1, 1, p); | |
2319 | denc(v.total, p); | |
2320 | denc(v.available, p); | |
2321 | denc(v.internally_reserved, p); | |
2322 | denc(v.allocated, p); | |
2323 | denc(v.data_stored, p); | |
2324 | denc(v.data_compressed, p); | |
2325 | denc(v.data_compressed_allocated, p); | |
2326 | denc(v.data_compressed_original, p); | |
2327 | denc(v.omap_allocated, p); | |
2328 | denc(v.internal_metadata, p); | |
2329 | DENC_FINISH(p); | |
2330 | } | |
2331 | static void generate_test_instances(list<store_statfs_t*>& o); | |
2332 | }; | |
2333 | WRITE_CLASS_DENC(store_statfs_t) | |
2334 | ||
2335 | ostream &operator<<(ostream &lhs, const store_statfs_t &rhs); | |
2336 | ||
2337 | /** osd_stat | |
2338 | * aggregate stats for an osd | |
2339 | */ | |
2340 | struct osd_stat_t { | |
2341 | store_statfs_t statfs; | |
2342 | vector<int> hb_peers; | |
2343 | int32_t snap_trim_queue_len, num_snap_trimming; | |
2344 | uint64_t num_shards_repaired; | |
2345 | ||
2346 | pow2_hist_t op_queue_age_hist; | |
2347 | ||
2348 | objectstore_perf_stat_t os_perf_stat; | |
2349 | osd_alerts_t os_alerts; | |
2350 | ||
2351 | epoch_t up_from = 0; | |
2352 | uint64_t seq = 0; | |
2353 | ||
2354 | uint32_t num_pgs = 0; | |
2355 | ||
81eedcae TL |
2356 | uint32_t num_osds = 0; |
2357 | uint32_t num_per_pool_osds = 0; | |
2358 | ||
11fdf7f2 TL |
2359 | osd_stat_t() : snap_trim_queue_len(0), num_snap_trimming(0), |
2360 | num_shards_repaired(0) {} | |
2361 | ||
2362 | void add(const osd_stat_t& o) { | |
2363 | statfs.add(o.statfs); | |
2364 | snap_trim_queue_len += o.snap_trim_queue_len; | |
2365 | num_snap_trimming += o.num_snap_trimming; | |
2366 | num_shards_repaired += o.num_shards_repaired; | |
2367 | op_queue_age_hist.add(o.op_queue_age_hist); | |
2368 | os_perf_stat.add(o.os_perf_stat); | |
2369 | num_pgs += o.num_pgs; | |
81eedcae TL |
2370 | num_osds += o.num_osds; |
2371 | num_per_pool_osds += o.num_per_pool_osds; | |
11fdf7f2 TL |
2372 | for (const auto& a : o.os_alerts) { |
2373 | auto& target = os_alerts[a.first]; | |
2374 | for (auto& i : a.second) { | |
2375 | target.emplace(i.first, i.second); | |
2376 | } | |
2377 | } | |
2378 | } | |
2379 | void sub(const osd_stat_t& o) { | |
2380 | statfs.sub(o.statfs); | |
2381 | snap_trim_queue_len -= o.snap_trim_queue_len; | |
2382 | num_snap_trimming -= o.num_snap_trimming; | |
2383 | num_shards_repaired -= o.num_shards_repaired; | |
2384 | op_queue_age_hist.sub(o.op_queue_age_hist); | |
2385 | os_perf_stat.sub(o.os_perf_stat); | |
2386 | num_pgs -= o.num_pgs; | |
81eedcae TL |
2387 | num_osds -= o.num_osds; |
2388 | num_per_pool_osds -= o.num_per_pool_osds; | |
11fdf7f2 TL |
2389 | for (const auto& a : o.os_alerts) { |
2390 | auto& target = os_alerts[a.first]; | |
2391 | for (auto& i : a.second) { | |
2392 | target.erase(i.first); | |
2393 | } | |
2394 | if (target.empty()) { | |
2395 | os_alerts.erase(a.first); | |
2396 | } | |
2397 | } | |
2398 | } | |
2399 | void dump(Formatter *f) const; | |
2400 | void encode(bufferlist &bl, uint64_t features) const; | |
2401 | void decode(bufferlist::const_iterator &bl); | |
2402 | static void generate_test_instances(std::list<osd_stat_t*>& o); | |
2403 | }; | |
2404 | WRITE_CLASS_ENCODER_FEATURES(osd_stat_t) | |
2405 | ||
2406 | inline bool operator==(const osd_stat_t& l, const osd_stat_t& r) { | |
2407 | return l.statfs == r.statfs && | |
2408 | l.snap_trim_queue_len == r.snap_trim_queue_len && | |
2409 | l.num_snap_trimming == r.num_snap_trimming && | |
2410 | l.num_shards_repaired == r.num_shards_repaired && | |
2411 | l.hb_peers == r.hb_peers && | |
2412 | l.op_queue_age_hist == r.op_queue_age_hist && | |
2413 | l.os_perf_stat == r.os_perf_stat && | |
81eedcae TL |
2414 | l.num_pgs == r.num_pgs && |
2415 | l.num_osds == r.num_osds && | |
2416 | l.num_per_pool_osds == r.num_per_pool_osds; | |
11fdf7f2 TL |
2417 | } |
2418 | inline bool operator!=(const osd_stat_t& l, const osd_stat_t& r) { | |
2419 | return !(l == r); | |
2420 | } | |
2421 | ||
2422 | inline ostream& operator<<(ostream& out, const osd_stat_t& s) { | |
2423 | return out << "osd_stat(" << s.statfs << ", " | |
2424 | << "peers " << s.hb_peers | |
2425 | << " op hist " << s.op_queue_age_hist.h | |
2426 | << ")"; | |
2427 | } | |
2428 | ||
7c673cae FG |
2429 | /* |
2430 | * summation over an entire pool | |
2431 | */ | |
2432 | struct pool_stat_t { | |
2433 | object_stat_collection_t stats; | |
11fdf7f2 | 2434 | store_statfs_t store_stats; |
7c673cae FG |
2435 | int64_t log_size; |
2436 | int64_t ondisk_log_size; // >= active_log_size | |
2437 | int32_t up; ///< number of up replicas or shards | |
2438 | int32_t acting; ///< number of acting replicas or shards | |
11fdf7f2 | 2439 | int32_t num_store_stats; ///< amount of store_stats accumulated |
7c673cae | 2440 | |
11fdf7f2 TL |
2441 | pool_stat_t() : log_size(0), ondisk_log_size(0), up(0), acting(0), |
2442 | num_store_stats(0) | |
7c673cae FG |
2443 | { } |
2444 | ||
2445 | void floor(int64_t f) { | |
2446 | stats.floor(f); | |
11fdf7f2 | 2447 | store_stats.floor(f); |
7c673cae FG |
2448 | if (log_size < f) |
2449 | log_size = f; | |
2450 | if (ondisk_log_size < f) | |
2451 | ondisk_log_size = f; | |
2452 | if (up < f) | |
2453 | up = f; | |
2454 | if (acting < f) | |
2455 | acting = f; | |
11fdf7f2 TL |
2456 | if (num_store_stats < f) |
2457 | num_store_stats = f; | |
2458 | } | |
2459 | ||
2460 | void add(const store_statfs_t& o) { | |
2461 | store_stats.add(o); | |
2462 | ++num_store_stats; | |
2463 | } | |
2464 | void sub(const store_statfs_t& o) { | |
2465 | store_stats.sub(o); | |
2466 | --num_store_stats; | |
7c673cae FG |
2467 | } |
2468 | ||
2469 | void add(const pg_stat_t& o) { | |
2470 | stats.add(o.stats); | |
2471 | log_size += o.log_size; | |
2472 | ondisk_log_size += o.ondisk_log_size; | |
2473 | up += o.up.size(); | |
2474 | acting += o.acting.size(); | |
2475 | } | |
2476 | void sub(const pg_stat_t& o) { | |
2477 | stats.sub(o.stats); | |
2478 | log_size -= o.log_size; | |
2479 | ondisk_log_size -= o.ondisk_log_size; | |
2480 | up -= o.up.size(); | |
2481 | acting -= o.acting.size(); | |
2482 | } | |
2483 | ||
2484 | bool is_zero() const { | |
2485 | return (stats.is_zero() && | |
11fdf7f2 | 2486 | store_stats.is_zero() && |
7c673cae FG |
2487 | log_size == 0 && |
2488 | ondisk_log_size == 0 && | |
2489 | up == 0 && | |
11fdf7f2 TL |
2490 | acting == 0 && |
2491 | num_store_stats == 0); | |
2492 | } | |
2493 | ||
2494 | // helper accessors to retrieve used/netto bytes depending on the | |
2495 | // collection method: new per-pool objectstore report or legacy PG | |
2496 | // summation at OSD. | |
2497 | // In legacy mode used and netto values are the same. But for new per-pool | |
2498 | // collection 'used' provides amount of space ALLOCATED at all related OSDs | |
2499 | // and 'netto' is amount of stored user data. | |
81eedcae | 2500 | uint64_t get_allocated_bytes(bool per_pool) const { |
11fdf7f2 | 2501 | uint64_t allocated_bytes; |
81eedcae | 2502 | if (per_pool) { |
11fdf7f2 TL |
2503 | allocated_bytes = store_stats.allocated; |
2504 | } else { | |
2505 | // legacy mode, use numbers from 'stats' | |
2506 | allocated_bytes = stats.sum.num_bytes + | |
2507 | stats.sum.num_bytes_hit_set_archive; | |
2508 | } | |
2509 | // omap is not broken out by pool by nautilus bluestore | |
2510 | allocated_bytes += stats.sum.num_omap_bytes; | |
2511 | return allocated_bytes; | |
2512 | } | |
81eedcae | 2513 | uint64_t get_user_bytes(float raw_used_rate, bool per_pool) const { |
11fdf7f2 | 2514 | uint64_t user_bytes; |
81eedcae | 2515 | if (per_pool) { |
11fdf7f2 TL |
2516 | user_bytes = raw_used_rate ? store_stats.data_stored / raw_used_rate : 0; |
2517 | } else { | |
2518 | // legacy mode, use numbers from 'stats' | |
2519 | user_bytes = stats.sum.num_bytes + | |
2520 | stats.sum.num_bytes_hit_set_archive; | |
2521 | } | |
2522 | // omap is not broken out by pool by nautilus bluestore | |
2523 | user_bytes += stats.sum.num_omap_bytes; | |
2524 | return user_bytes; | |
7c673cae FG |
2525 | } |
2526 | ||
2527 | void dump(Formatter *f) const; | |
2528 | void encode(bufferlist &bl, uint64_t features) const; | |
11fdf7f2 | 2529 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
2530 | static void generate_test_instances(list<pool_stat_t*>& o); |
2531 | }; | |
2532 | WRITE_CLASS_ENCODER_FEATURES(pool_stat_t) | |
2533 | ||
2534 | ||
2535 | // ----------------------------------------- | |
2536 | ||
2537 | /** | |
2538 | * pg_hit_set_info_t - information about a single recorded HitSet | |
2539 | * | |
11fdf7f2 | 2540 | * Track basic metadata about a HitSet, like the number of insertions |
7c673cae FG |
2541 | * and the time range it covers. |
2542 | */ | |
2543 | struct pg_hit_set_info_t { | |
2544 | utime_t begin, end; ///< time interval | |
2545 | eversion_t version; ///< version this HitSet object was written | |
2546 | bool using_gmt; ///< use gmt for creating the hit_set archive object name | |
2547 | ||
2548 | friend bool operator==(const pg_hit_set_info_t& l, | |
2549 | const pg_hit_set_info_t& r) { | |
2550 | return | |
2551 | l.begin == r.begin && | |
2552 | l.end == r.end && | |
2553 | l.version == r.version && | |
2554 | l.using_gmt == r.using_gmt; | |
2555 | } | |
2556 | ||
2557 | explicit pg_hit_set_info_t(bool using_gmt = true) | |
2558 | : using_gmt(using_gmt) {} | |
2559 | ||
2560 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 2561 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
2562 | void dump(Formatter *f) const; |
2563 | static void generate_test_instances(list<pg_hit_set_info_t*>& o); | |
2564 | }; | |
2565 | WRITE_CLASS_ENCODER(pg_hit_set_info_t) | |
2566 | ||
2567 | /** | |
2568 | * pg_hit_set_history_t - information about a history of hitsets | |
2569 | * | |
2570 | * Include information about the currently accumulating hit set as well | |
2571 | * as archived/historical ones. | |
2572 | */ | |
2573 | struct pg_hit_set_history_t { | |
2574 | eversion_t current_last_update; ///< last version inserted into current set | |
2575 | list<pg_hit_set_info_t> history; ///< archived sets, sorted oldest -> newest | |
2576 | ||
2577 | friend bool operator==(const pg_hit_set_history_t& l, | |
2578 | const pg_hit_set_history_t& r) { | |
2579 | return | |
2580 | l.current_last_update == r.current_last_update && | |
2581 | l.history == r.history; | |
2582 | } | |
2583 | ||
2584 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 2585 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
2586 | void dump(Formatter *f) const; |
2587 | static void generate_test_instances(list<pg_hit_set_history_t*>& o); | |
2588 | }; | |
2589 | WRITE_CLASS_ENCODER(pg_hit_set_history_t) | |
2590 | ||
2591 | ||
2592 | // ----------------------------------------- | |
2593 | ||
2594 | /** | |
2595 | * pg_history_t - information about recent pg peering/mapping history | |
2596 | * | |
2597 | * This is aggressively shared between OSDs to bound the amount of past | |
2598 | * history they need to worry about. | |
2599 | */ | |
2600 | struct pg_history_t { | |
31f18b77 FG |
2601 | epoch_t epoch_created; // epoch in which *pg* was created (pool or pg) |
2602 | epoch_t epoch_pool_created; // epoch in which *pool* was created | |
2603 | // (note: may be pg creation epoch for | |
2604 | // pre-luminous clusters) | |
7c673cae FG |
2605 | epoch_t last_epoch_started; // lower bound on last epoch started (anywhere, not necessarily locally) |
2606 | epoch_t last_interval_started; // first epoch of last_epoch_started interval | |
2607 | epoch_t last_epoch_clean; // lower bound on last epoch the PG was completely clean. | |
2608 | epoch_t last_interval_clean; // first epoch of last_epoch_clean interval | |
31f18b77 | 2609 | epoch_t last_epoch_split; // as parent or child |
7c673cae FG |
2610 | epoch_t last_epoch_marked_full; // pool or cluster |
2611 | ||
2612 | /** | |
2613 | * In the event of a map discontinuity, same_*_since may reflect the first | |
2614 | * map the osd has seen in the new map sequence rather than the actual start | |
2615 | * of the interval. This is ok since a discontinuity at epoch e means there | |
2616 | * must have been a clean interval between e and now and that we cannot be | |
2617 | * in the active set during the interval containing e. | |
2618 | */ | |
2619 | epoch_t same_up_since; // same acting set since | |
2620 | epoch_t same_interval_since; // same acting AND up set since | |
2621 | epoch_t same_primary_since; // same primary at least back through this epoch. | |
2622 | ||
2623 | eversion_t last_scrub; | |
2624 | eversion_t last_deep_scrub; | |
2625 | utime_t last_scrub_stamp; | |
2626 | utime_t last_deep_scrub_stamp; | |
2627 | utime_t last_clean_scrub_stamp; | |
2628 | ||
2629 | friend bool operator==(const pg_history_t& l, const pg_history_t& r) { | |
2630 | return | |
2631 | l.epoch_created == r.epoch_created && | |
31f18b77 | 2632 | l.epoch_pool_created == r.epoch_pool_created && |
7c673cae FG |
2633 | l.last_epoch_started == r.last_epoch_started && |
2634 | l.last_interval_started == r.last_interval_started && | |
2635 | l.last_epoch_clean == r.last_epoch_clean && | |
2636 | l.last_interval_clean == r.last_interval_clean && | |
2637 | l.last_epoch_split == r.last_epoch_split && | |
2638 | l.last_epoch_marked_full == r.last_epoch_marked_full && | |
2639 | l.same_up_since == r.same_up_since && | |
2640 | l.same_interval_since == r.same_interval_since && | |
2641 | l.same_primary_since == r.same_primary_since && | |
2642 | l.last_scrub == r.last_scrub && | |
2643 | l.last_deep_scrub == r.last_deep_scrub && | |
2644 | l.last_scrub_stamp == r.last_scrub_stamp && | |
2645 | l.last_deep_scrub_stamp == r.last_deep_scrub_stamp && | |
2646 | l.last_clean_scrub_stamp == r.last_clean_scrub_stamp; | |
2647 | } | |
2648 | ||
2649 | pg_history_t() | |
2650 | : epoch_created(0), | |
31f18b77 | 2651 | epoch_pool_created(0), |
7c673cae FG |
2652 | last_epoch_started(0), |
2653 | last_interval_started(0), | |
2654 | last_epoch_clean(0), | |
2655 | last_interval_clean(0), | |
2656 | last_epoch_split(0), | |
2657 | last_epoch_marked_full(0), | |
2658 | same_up_since(0), same_interval_since(0), same_primary_since(0) {} | |
2659 | ||
2660 | bool merge(const pg_history_t &other) { | |
2661 | // Here, we only update the fields which cannot be calculated from the OSDmap. | |
2662 | bool modified = false; | |
2663 | if (epoch_created < other.epoch_created) { | |
2664 | epoch_created = other.epoch_created; | |
2665 | modified = true; | |
2666 | } | |
31f18b77 FG |
2667 | if (epoch_pool_created < other.epoch_pool_created) { |
2668 | // FIXME: for jewel compat only; this should either be 0 or always the | |
2669 | // same value across all pg instances. | |
2670 | epoch_pool_created = other.epoch_pool_created; | |
2671 | modified = true; | |
2672 | } | |
7c673cae FG |
2673 | if (last_epoch_started < other.last_epoch_started) { |
2674 | last_epoch_started = other.last_epoch_started; | |
2675 | modified = true; | |
2676 | } | |
2677 | if (last_interval_started < other.last_interval_started) { | |
2678 | last_interval_started = other.last_interval_started; | |
2679 | modified = true; | |
2680 | } | |
2681 | if (last_epoch_clean < other.last_epoch_clean) { | |
2682 | last_epoch_clean = other.last_epoch_clean; | |
2683 | modified = true; | |
2684 | } | |
2685 | if (last_interval_clean < other.last_interval_clean) { | |
2686 | last_interval_clean = other.last_interval_clean; | |
2687 | modified = true; | |
2688 | } | |
2689 | if (last_epoch_split < other.last_epoch_split) { | |
2690 | last_epoch_split = other.last_epoch_split; | |
2691 | modified = true; | |
2692 | } | |
2693 | if (last_epoch_marked_full < other.last_epoch_marked_full) { | |
2694 | last_epoch_marked_full = other.last_epoch_marked_full; | |
2695 | modified = true; | |
2696 | } | |
2697 | if (other.last_scrub > last_scrub) { | |
2698 | last_scrub = other.last_scrub; | |
2699 | modified = true; | |
2700 | } | |
2701 | if (other.last_scrub_stamp > last_scrub_stamp) { | |
2702 | last_scrub_stamp = other.last_scrub_stamp; | |
2703 | modified = true; | |
2704 | } | |
2705 | if (other.last_deep_scrub > last_deep_scrub) { | |
2706 | last_deep_scrub = other.last_deep_scrub; | |
2707 | modified = true; | |
2708 | } | |
2709 | if (other.last_deep_scrub_stamp > last_deep_scrub_stamp) { | |
2710 | last_deep_scrub_stamp = other.last_deep_scrub_stamp; | |
2711 | modified = true; | |
2712 | } | |
2713 | if (other.last_clean_scrub_stamp > last_clean_scrub_stamp) { | |
2714 | last_clean_scrub_stamp = other.last_clean_scrub_stamp; | |
2715 | modified = true; | |
2716 | } | |
2717 | return modified; | |
2718 | } | |
2719 | ||
2720 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 2721 | void decode(bufferlist::const_iterator& p); |
7c673cae FG |
2722 | void dump(Formatter *f) const; |
2723 | static void generate_test_instances(list<pg_history_t*>& o); | |
2724 | }; | |
2725 | WRITE_CLASS_ENCODER(pg_history_t) | |
2726 | ||
2727 | inline ostream& operator<<(ostream& out, const pg_history_t& h) { | |
31f18b77 | 2728 | return out << "ec=" << h.epoch_created << "/" << h.epoch_pool_created |
7c673cae FG |
2729 | << " lis/c " << h.last_interval_started |
2730 | << "/" << h.last_interval_clean | |
2731 | << " les/c/f " << h.last_epoch_started << "/" << h.last_epoch_clean | |
2732 | << "/" << h.last_epoch_marked_full | |
2733 | << " " << h.same_up_since | |
2734 | << "/" << h.same_interval_since | |
2735 | << "/" << h.same_primary_since; | |
2736 | } | |
2737 | ||
2738 | ||
2739 | /** | |
2740 | * pg_info_t - summary of PG statistics. | |
2741 | * | |
2742 | * some notes: | |
2743 | * - last_complete implies we have all objects that existed as of that | |
2744 | * stamp, OR a newer object, OR have already applied a later delete. | |
2745 | * - if last_complete >= log.bottom, then we know pg contents thru log.head. | |
2746 | * otherwise, we have no idea what the pg is supposed to contain. | |
2747 | */ | |
2748 | struct pg_info_t { | |
2749 | spg_t pgid; | |
2750 | eversion_t last_update; ///< last object version applied to store. | |
2751 | eversion_t last_complete; ///< last version pg was complete through. | |
2752 | epoch_t last_epoch_started; ///< last epoch at which this pg started on this osd | |
2753 | epoch_t last_interval_started; ///< first epoch of last_epoch_started interval | |
2754 | ||
2755 | version_t last_user_version; ///< last user object version applied to store | |
2756 | ||
2757 | eversion_t log_tail; ///< oldest log entry. | |
2758 | ||
2759 | hobject_t last_backfill; ///< objects >= this and < last_complete may be missing | |
2760 | bool last_backfill_bitwise; ///< true if last_backfill reflects a bitwise (vs nibblewise) sort | |
2761 | ||
2762 | interval_set<snapid_t> purged_snaps; | |
2763 | ||
2764 | pg_stat_t stats; | |
2765 | ||
2766 | pg_history_t history; | |
2767 | pg_hit_set_history_t hit_set; | |
2768 | ||
2769 | friend bool operator==(const pg_info_t& l, const pg_info_t& r) { | |
2770 | return | |
2771 | l.pgid == r.pgid && | |
2772 | l.last_update == r.last_update && | |
2773 | l.last_complete == r.last_complete && | |
2774 | l.last_epoch_started == r.last_epoch_started && | |
2775 | l.last_interval_started == r.last_interval_started && | |
2776 | l.last_user_version == r.last_user_version && | |
2777 | l.log_tail == r.log_tail && | |
2778 | l.last_backfill == r.last_backfill && | |
2779 | l.last_backfill_bitwise == r.last_backfill_bitwise && | |
2780 | l.purged_snaps == r.purged_snaps && | |
2781 | l.stats == r.stats && | |
2782 | l.history == r.history && | |
2783 | l.hit_set == r.hit_set; | |
2784 | } | |
2785 | ||
2786 | pg_info_t() | |
2787 | : last_epoch_started(0), | |
2788 | last_interval_started(0), | |
2789 | last_user_version(0), | |
2790 | last_backfill(hobject_t::get_max()), | |
2791 | last_backfill_bitwise(false) | |
2792 | { } | |
2793 | // cppcheck-suppress noExplicitConstructor | |
2794 | pg_info_t(spg_t p) | |
2795 | : pgid(p), | |
2796 | last_epoch_started(0), | |
2797 | last_interval_started(0), | |
2798 | last_user_version(0), | |
2799 | last_backfill(hobject_t::get_max()), | |
2800 | last_backfill_bitwise(false) | |
2801 | { } | |
2802 | ||
2803 | void set_last_backfill(hobject_t pos) { | |
2804 | last_backfill = pos; | |
2805 | last_backfill_bitwise = true; | |
2806 | } | |
2807 | ||
2808 | bool is_empty() const { return last_update.version == 0; } | |
2809 | bool dne() const { return history.epoch_created == 0; } | |
2810 | ||
11fdf7f2 | 2811 | bool has_missing() const { return last_complete != last_update; } |
7c673cae FG |
2812 | bool is_incomplete() const { return !last_backfill.is_max(); } |
2813 | ||
2814 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 2815 | void decode(bufferlist::const_iterator& p); |
7c673cae | 2816 | void dump(Formatter *f) const; |
7c673cae FG |
2817 | static void generate_test_instances(list<pg_info_t*>& o); |
2818 | }; | |
2819 | WRITE_CLASS_ENCODER(pg_info_t) | |
2820 | ||
2821 | inline ostream& operator<<(ostream& out, const pg_info_t& pgi) | |
2822 | { | |
2823 | out << pgi.pgid << "("; | |
2824 | if (pgi.dne()) | |
2825 | out << " DNE"; | |
2826 | if (pgi.is_empty()) | |
2827 | out << " empty"; | |
2828 | else { | |
2829 | out << " v " << pgi.last_update; | |
2830 | if (pgi.last_complete != pgi.last_update) | |
2831 | out << " lc " << pgi.last_complete; | |
2832 | out << " (" << pgi.log_tail << "," << pgi.last_update << "]"; | |
2833 | } | |
2834 | if (pgi.is_incomplete()) | |
2835 | out << " lb " << pgi.last_backfill | |
2836 | << (pgi.last_backfill_bitwise ? " (bitwise)" : " (NIBBLEWISE)"); | |
2837 | //out << " c " << pgi.epoch_created; | |
2838 | out << " local-lis/les=" << pgi.last_interval_started | |
2839 | << "/" << pgi.last_epoch_started; | |
2840 | out << " n=" << pgi.stats.stats.sum.num_objects; | |
2841 | out << " " << pgi.history | |
2842 | << ")"; | |
2843 | return out; | |
2844 | } | |
2845 | ||
2846 | /** | |
2847 | * pg_fast_info_t - common pg_info_t fields | |
2848 | * | |
2849 | * These are the fields of pg_info_t (and children) that are updated for | |
2850 | * most IO operations. | |
2851 | * | |
2852 | * ** WARNING ** | |
2853 | * Because we rely on these fields to be applied to the normal | |
2854 | * info struct, adding a new field here that is not also new in info | |
2855 | * means that we must set an incompat OSD feature bit! | |
2856 | */ | |
2857 | struct pg_fast_info_t { | |
2858 | eversion_t last_update; | |
2859 | eversion_t last_complete; | |
2860 | version_t last_user_version; | |
2861 | struct { // pg_stat_t stats | |
2862 | eversion_t version; | |
2863 | version_t reported_seq; | |
2864 | utime_t last_fresh; | |
2865 | utime_t last_active; | |
2866 | utime_t last_peered; | |
2867 | utime_t last_clean; | |
2868 | utime_t last_unstale; | |
2869 | utime_t last_undegraded; | |
2870 | utime_t last_fullsized; | |
2871 | int64_t log_size; // (also ondisk_log_size, which has the same value) | |
2872 | struct { // object_stat_collection_t stats; | |
2873 | struct { // objct_stat_sum_t sum | |
2874 | int64_t num_bytes; // in bytes | |
2875 | int64_t num_objects; | |
2876 | int64_t num_object_copies; | |
2877 | int64_t num_rd; | |
2878 | int64_t num_rd_kb; | |
2879 | int64_t num_wr; | |
2880 | int64_t num_wr_kb; | |
2881 | int64_t num_objects_dirty; | |
2882 | } sum; | |
2883 | } stats; | |
2884 | } stats; | |
2885 | ||
2886 | void populate_from(const pg_info_t& info) { | |
2887 | last_update = info.last_update; | |
2888 | last_complete = info.last_complete; | |
2889 | last_user_version = info.last_user_version; | |
2890 | stats.version = info.stats.version; | |
2891 | stats.reported_seq = info.stats.reported_seq; | |
2892 | stats.last_fresh = info.stats.last_fresh; | |
2893 | stats.last_active = info.stats.last_active; | |
2894 | stats.last_peered = info.stats.last_peered; | |
2895 | stats.last_clean = info.stats.last_clean; | |
2896 | stats.last_unstale = info.stats.last_unstale; | |
2897 | stats.last_undegraded = info.stats.last_undegraded; | |
2898 | stats.last_fullsized = info.stats.last_fullsized; | |
2899 | stats.log_size = info.stats.log_size; | |
2900 | stats.stats.sum.num_bytes = info.stats.stats.sum.num_bytes; | |
2901 | stats.stats.sum.num_objects = info.stats.stats.sum.num_objects; | |
2902 | stats.stats.sum.num_object_copies = info.stats.stats.sum.num_object_copies; | |
2903 | stats.stats.sum.num_rd = info.stats.stats.sum.num_rd; | |
2904 | stats.stats.sum.num_rd_kb = info.stats.stats.sum.num_rd_kb; | |
2905 | stats.stats.sum.num_wr = info.stats.stats.sum.num_wr; | |
2906 | stats.stats.sum.num_wr_kb = info.stats.stats.sum.num_wr_kb; | |
2907 | stats.stats.sum.num_objects_dirty = info.stats.stats.sum.num_objects_dirty; | |
2908 | } | |
2909 | ||
2910 | bool try_apply_to(pg_info_t* info) { | |
2911 | if (last_update <= info->last_update) | |
2912 | return false; | |
2913 | info->last_update = last_update; | |
2914 | info->last_complete = last_complete; | |
2915 | info->last_user_version = last_user_version; | |
2916 | info->stats.version = stats.version; | |
2917 | info->stats.reported_seq = stats.reported_seq; | |
2918 | info->stats.last_fresh = stats.last_fresh; | |
2919 | info->stats.last_active = stats.last_active; | |
2920 | info->stats.last_peered = stats.last_peered; | |
2921 | info->stats.last_clean = stats.last_clean; | |
2922 | info->stats.last_unstale = stats.last_unstale; | |
2923 | info->stats.last_undegraded = stats.last_undegraded; | |
2924 | info->stats.last_fullsized = stats.last_fullsized; | |
2925 | info->stats.log_size = stats.log_size; | |
2926 | info->stats.ondisk_log_size = stats.log_size; | |
2927 | info->stats.stats.sum.num_bytes = stats.stats.sum.num_bytes; | |
2928 | info->stats.stats.sum.num_objects = stats.stats.sum.num_objects; | |
2929 | info->stats.stats.sum.num_object_copies = stats.stats.sum.num_object_copies; | |
2930 | info->stats.stats.sum.num_rd = stats.stats.sum.num_rd; | |
2931 | info->stats.stats.sum.num_rd_kb = stats.stats.sum.num_rd_kb; | |
2932 | info->stats.stats.sum.num_wr = stats.stats.sum.num_wr; | |
2933 | info->stats.stats.sum.num_wr_kb = stats.stats.sum.num_wr_kb; | |
2934 | info->stats.stats.sum.num_objects_dirty = stats.stats.sum.num_objects_dirty; | |
2935 | return true; | |
2936 | } | |
2937 | ||
2938 | void encode(bufferlist& bl) const { | |
2939 | ENCODE_START(1, 1, bl); | |
11fdf7f2 TL |
2940 | encode(last_update, bl); |
2941 | encode(last_complete, bl); | |
2942 | encode(last_user_version, bl); | |
2943 | encode(stats.version, bl); | |
2944 | encode(stats.reported_seq, bl); | |
2945 | encode(stats.last_fresh, bl); | |
2946 | encode(stats.last_active, bl); | |
2947 | encode(stats.last_peered, bl); | |
2948 | encode(stats.last_clean, bl); | |
2949 | encode(stats.last_unstale, bl); | |
2950 | encode(stats.last_undegraded, bl); | |
2951 | encode(stats.last_fullsized, bl); | |
2952 | encode(stats.log_size, bl); | |
2953 | encode(stats.stats.sum.num_bytes, bl); | |
2954 | encode(stats.stats.sum.num_objects, bl); | |
2955 | encode(stats.stats.sum.num_object_copies, bl); | |
2956 | encode(stats.stats.sum.num_rd, bl); | |
2957 | encode(stats.stats.sum.num_rd_kb, bl); | |
2958 | encode(stats.stats.sum.num_wr, bl); | |
2959 | encode(stats.stats.sum.num_wr_kb, bl); | |
2960 | encode(stats.stats.sum.num_objects_dirty, bl); | |
7c673cae FG |
2961 | ENCODE_FINISH(bl); |
2962 | } | |
11fdf7f2 | 2963 | void decode(bufferlist::const_iterator& p) { |
7c673cae | 2964 | DECODE_START(1, p); |
11fdf7f2 TL |
2965 | decode(last_update, p); |
2966 | decode(last_complete, p); | |
2967 | decode(last_user_version, p); | |
2968 | decode(stats.version, p); | |
2969 | decode(stats.reported_seq, p); | |
2970 | decode(stats.last_fresh, p); | |
2971 | decode(stats.last_active, p); | |
2972 | decode(stats.last_peered, p); | |
2973 | decode(stats.last_clean, p); | |
2974 | decode(stats.last_unstale, p); | |
2975 | decode(stats.last_undegraded, p); | |
2976 | decode(stats.last_fullsized, p); | |
2977 | decode(stats.log_size, p); | |
2978 | decode(stats.stats.sum.num_bytes, p); | |
2979 | decode(stats.stats.sum.num_objects, p); | |
2980 | decode(stats.stats.sum.num_object_copies, p); | |
2981 | decode(stats.stats.sum.num_rd, p); | |
2982 | decode(stats.stats.sum.num_rd_kb, p); | |
2983 | decode(stats.stats.sum.num_wr, p); | |
2984 | decode(stats.stats.sum.num_wr_kb, p); | |
2985 | decode(stats.stats.sum.num_objects_dirty, p); | |
7c673cae FG |
2986 | DECODE_FINISH(p); |
2987 | } | |
2988 | }; | |
2989 | WRITE_CLASS_ENCODER(pg_fast_info_t) | |
2990 | ||
2991 | ||
2992 | struct pg_notify_t { | |
2993 | epoch_t query_epoch; | |
2994 | epoch_t epoch_sent; | |
2995 | pg_info_t info; | |
2996 | shard_id_t to; | |
2997 | shard_id_t from; | |
2998 | pg_notify_t() : | |
2999 | query_epoch(0), epoch_sent(0), to(shard_id_t::NO_SHARD), | |
3000 | from(shard_id_t::NO_SHARD) {} | |
3001 | pg_notify_t( | |
3002 | shard_id_t to, | |
3003 | shard_id_t from, | |
3004 | epoch_t query_epoch, | |
3005 | epoch_t epoch_sent, | |
3006 | const pg_info_t &info) | |
3007 | : query_epoch(query_epoch), | |
3008 | epoch_sent(epoch_sent), | |
3009 | info(info), to(to), from(from) { | |
11fdf7f2 | 3010 | ceph_assert(from == info.pgid.shard); |
7c673cae FG |
3011 | } |
3012 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 3013 | void decode(bufferlist::const_iterator &p); |
7c673cae FG |
3014 | void dump(Formatter *f) const; |
3015 | static void generate_test_instances(list<pg_notify_t*> &o); | |
3016 | }; | |
3017 | WRITE_CLASS_ENCODER(pg_notify_t) | |
3018 | ostream &operator<<(ostream &lhs, const pg_notify_t ¬ify); | |
3019 | ||
3020 | ||
3021 | class OSDMap; | |
3022 | /** | |
3023 | * PastIntervals -- information needed to determine the PriorSet and | |
3024 | * the might_have_unfound set | |
3025 | */ | |
3026 | class PastIntervals { | |
3027 | public: | |
3028 | struct pg_interval_t { | |
3029 | vector<int32_t> up, acting; | |
3030 | epoch_t first, last; | |
3031 | bool maybe_went_rw; | |
3032 | int32_t primary; | |
3033 | int32_t up_primary; | |
3034 | ||
3035 | pg_interval_t() | |
3036 | : first(0), last(0), | |
3037 | maybe_went_rw(false), | |
3038 | primary(-1), | |
3039 | up_primary(-1) | |
3040 | {} | |
3041 | ||
3042 | pg_interval_t( | |
3043 | vector<int32_t> &&up, | |
3044 | vector<int32_t> &&acting, | |
3045 | epoch_t first, | |
3046 | epoch_t last, | |
3047 | bool maybe_went_rw, | |
3048 | int32_t primary, | |
3049 | int32_t up_primary) | |
3050 | : up(up), acting(acting), first(first), last(last), | |
3051 | maybe_went_rw(maybe_went_rw), primary(primary), up_primary(up_primary) | |
3052 | {} | |
3053 | ||
3054 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 3055 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
3056 | void dump(Formatter *f) const; |
3057 | static void generate_test_instances(list<pg_interval_t*>& o); | |
3058 | }; | |
3059 | ||
11fdf7f2 | 3060 | PastIntervals(); |
7c673cae FG |
3061 | PastIntervals(PastIntervals &&rhs) = default; |
3062 | PastIntervals &operator=(PastIntervals &&rhs) = default; | |
3063 | ||
3064 | PastIntervals(const PastIntervals &rhs); | |
3065 | PastIntervals &operator=(const PastIntervals &rhs); | |
3066 | ||
3067 | class interval_rep { | |
3068 | public: | |
3069 | virtual size_t size() const = 0; | |
3070 | virtual bool empty() const = 0; | |
3071 | virtual void clear() = 0; | |
3072 | virtual pair<epoch_t, epoch_t> get_bounds() const = 0; | |
3073 | virtual set<pg_shard_t> get_all_participants( | |
3074 | bool ec_pool) const = 0; | |
3075 | virtual void add_interval(bool ec_pool, const pg_interval_t &interval) = 0; | |
3076 | virtual unique_ptr<interval_rep> clone() const = 0; | |
3077 | virtual ostream &print(ostream &out) const = 0; | |
3078 | virtual void encode(bufferlist &bl) const = 0; | |
11fdf7f2 | 3079 | virtual void decode(bufferlist::const_iterator &bl) = 0; |
7c673cae | 3080 | virtual void dump(Formatter *f) const = 0; |
7c673cae | 3081 | virtual void iterate_mayberw_back_to( |
7c673cae FG |
3082 | epoch_t les, |
3083 | std::function<void(epoch_t, const set<pg_shard_t> &)> &&f) const = 0; | |
3084 | ||
3085 | virtual bool has_full_intervals() const { return false; } | |
3086 | virtual void iterate_all_intervals( | |
3087 | std::function<void(const pg_interval_t &)> &&f) const { | |
11fdf7f2 TL |
3088 | ceph_assert(!has_full_intervals()); |
3089 | ceph_abort_msg("not valid for this implementation"); | |
7c673cae | 3090 | } |
11fdf7f2 | 3091 | virtual void adjust_start_backwards(epoch_t last_epoch_clean) = 0; |
7c673cae FG |
3092 | |
3093 | virtual ~interval_rep() {} | |
3094 | }; | |
7c673cae FG |
3095 | friend class pi_compact_rep; |
3096 | private: | |
3097 | ||
3098 | unique_ptr<interval_rep> past_intervals; | |
3099 | ||
11fdf7f2 | 3100 | explicit PastIntervals(interval_rep *rep) : past_intervals(rep) {} |
7c673cae FG |
3101 | |
3102 | public: | |
3103 | void add_interval(bool ec_pool, const pg_interval_t &interval) { | |
11fdf7f2 | 3104 | ceph_assert(past_intervals); |
7c673cae FG |
3105 | return past_intervals->add_interval(ec_pool, interval); |
3106 | } | |
3107 | ||
7c673cae FG |
3108 | void encode(bufferlist &bl) const { |
3109 | ENCODE_START(1, 1, bl); | |
3110 | if (past_intervals) { | |
11fdf7f2 TL |
3111 | __u8 type = 2; |
3112 | encode(type, bl); | |
7c673cae FG |
3113 | past_intervals->encode(bl); |
3114 | } else { | |
11fdf7f2 | 3115 | encode((__u8)0, bl); |
7c673cae FG |
3116 | } |
3117 | ENCODE_FINISH(bl); | |
3118 | } | |
7c673cae | 3119 | |
11fdf7f2 | 3120 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
3121 | |
3122 | void dump(Formatter *f) const { | |
11fdf7f2 | 3123 | ceph_assert(past_intervals); |
7c673cae FG |
3124 | past_intervals->dump(f); |
3125 | } | |
3126 | static void generate_test_instances(list<PastIntervals *> & o); | |
3127 | ||
3128 | /** | |
3129 | * Determines whether there is an interval change | |
3130 | */ | |
3131 | static bool is_new_interval( | |
3132 | int old_acting_primary, | |
3133 | int new_acting_primary, | |
3134 | const vector<int> &old_acting, | |
3135 | const vector<int> &new_acting, | |
3136 | int old_up_primary, | |
3137 | int new_up_primary, | |
3138 | const vector<int> &old_up, | |
3139 | const vector<int> &new_up, | |
3140 | int old_size, | |
3141 | int new_size, | |
3142 | int old_min_size, | |
3143 | int new_min_size, | |
3144 | unsigned old_pg_num, | |
3145 | unsigned new_pg_num, | |
11fdf7f2 TL |
3146 | unsigned old_pg_num_pending, |
3147 | unsigned new_pg_num_pending, | |
7c673cae FG |
3148 | bool old_sort_bitwise, |
3149 | bool new_sort_bitwise, | |
c07f9fc5 FG |
3150 | bool old_recovery_deletes, |
3151 | bool new_recovery_deletes, | |
7c673cae FG |
3152 | pg_t pgid |
3153 | ); | |
3154 | ||
3155 | /** | |
3156 | * Determines whether there is an interval change | |
3157 | */ | |
3158 | static bool is_new_interval( | |
3159 | int old_acting_primary, ///< [in] primary as of lastmap | |
3160 | int new_acting_primary, ///< [in] primary as of lastmap | |
3161 | const vector<int> &old_acting, ///< [in] acting as of lastmap | |
3162 | const vector<int> &new_acting, ///< [in] acting as of osdmap | |
3163 | int old_up_primary, ///< [in] up primary of lastmap | |
3164 | int new_up_primary, ///< [in] up primary of osdmap | |
3165 | const vector<int> &old_up, ///< [in] up as of lastmap | |
3166 | const vector<int> &new_up, ///< [in] up as of osdmap | |
11fdf7f2 TL |
3167 | std::shared_ptr<const OSDMap> osdmap, ///< [in] current map |
3168 | std::shared_ptr<const OSDMap> lastmap, ///< [in] last map | |
7c673cae FG |
3169 | pg_t pgid ///< [in] pgid for pg |
3170 | ); | |
3171 | ||
3172 | /** | |
3173 | * Integrates a new map into *past_intervals, returns true | |
3174 | * if an interval was closed out. | |
3175 | */ | |
3176 | static bool check_new_interval( | |
3177 | int old_acting_primary, ///< [in] primary as of lastmap | |
3178 | int new_acting_primary, ///< [in] primary as of osdmap | |
3179 | const vector<int> &old_acting, ///< [in] acting as of lastmap | |
3180 | const vector<int> &new_acting, ///< [in] acting as of osdmap | |
3181 | int old_up_primary, ///< [in] up primary of lastmap | |
3182 | int new_up_primary, ///< [in] up primary of osdmap | |
3183 | const vector<int> &old_up, ///< [in] up as of lastmap | |
3184 | const vector<int> &new_up, ///< [in] up as of osdmap | |
3185 | epoch_t same_interval_since, ///< [in] as of osdmap | |
3186 | epoch_t last_epoch_clean, ///< [in] current | |
11fdf7f2 TL |
3187 | std::shared_ptr<const OSDMap> osdmap, ///< [in] current map |
3188 | std::shared_ptr<const OSDMap> lastmap, ///< [in] last map | |
7c673cae | 3189 | pg_t pgid, ///< [in] pgid for pg |
11fdf7f2 | 3190 | IsPGRecoverablePredicate *could_have_gone_active, ///< [in] predicate whether the pg can be active |
7c673cae FG |
3191 | PastIntervals *past_intervals, ///< [out] intervals |
3192 | ostream *out = 0 ///< [out] debug ostream | |
3193 | ); | |
c07f9fc5 | 3194 | |
7c673cae FG |
3195 | friend ostream& operator<<(ostream& out, const PastIntervals &i); |
3196 | ||
3197 | template <typename F> | |
3198 | void iterate_mayberw_back_to( | |
7c673cae FG |
3199 | epoch_t les, |
3200 | F &&f) const { | |
11fdf7f2 TL |
3201 | ceph_assert(past_intervals); |
3202 | past_intervals->iterate_mayberw_back_to(les, std::forward<F>(f)); | |
7c673cae FG |
3203 | } |
3204 | void clear() { | |
11fdf7f2 | 3205 | ceph_assert(past_intervals); |
7c673cae FG |
3206 | past_intervals->clear(); |
3207 | } | |
3208 | ||
3209 | /** | |
3210 | * Should return a value which gives an indication of the amount | |
3211 | * of state contained | |
3212 | */ | |
3213 | size_t size() const { | |
11fdf7f2 | 3214 | ceph_assert(past_intervals); |
7c673cae FG |
3215 | return past_intervals->size(); |
3216 | } | |
3217 | ||
3218 | bool empty() const { | |
11fdf7f2 | 3219 | ceph_assert(past_intervals); |
7c673cae FG |
3220 | return past_intervals->empty(); |
3221 | } | |
3222 | ||
3223 | void swap(PastIntervals &other) { | |
31f18b77 FG |
3224 | using std::swap; |
3225 | swap(other.past_intervals, past_intervals); | |
7c673cae FG |
3226 | } |
3227 | ||
3228 | /** | |
3229 | * Return all shards which have been in the acting set back to the | |
3230 | * latest epoch to which we have trimmed except for pg_whoami | |
3231 | */ | |
3232 | set<pg_shard_t> get_might_have_unfound( | |
3233 | pg_shard_t pg_whoami, | |
3234 | bool ec_pool) const { | |
11fdf7f2 | 3235 | ceph_assert(past_intervals); |
7c673cae FG |
3236 | auto ret = past_intervals->get_all_participants(ec_pool); |
3237 | ret.erase(pg_whoami); | |
3238 | return ret; | |
3239 | } | |
3240 | ||
3241 | /** | |
3242 | * Return all shards which we might want to talk to for peering | |
3243 | */ | |
3244 | set<pg_shard_t> get_all_probe( | |
3245 | bool ec_pool) const { | |
11fdf7f2 | 3246 | ceph_assert(past_intervals); |
7c673cae FG |
3247 | return past_intervals->get_all_participants(ec_pool); |
3248 | } | |
3249 | ||
3250 | /* Return the set of epochs [start, end) represented by the | |
3251 | * past_interval set. | |
3252 | */ | |
3253 | pair<epoch_t, epoch_t> get_bounds() const { | |
11fdf7f2 | 3254 | ceph_assert(past_intervals); |
7c673cae FG |
3255 | return past_intervals->get_bounds(); |
3256 | } | |
3257 | ||
11fdf7f2 TL |
3258 | void adjust_start_backwards(epoch_t last_epoch_clean) { |
3259 | ceph_assert(past_intervals); | |
3260 | past_intervals->adjust_start_backwards(last_epoch_clean); | |
3261 | } | |
3262 | ||
7c673cae FG |
3263 | enum osd_state_t { |
3264 | UP, | |
3265 | DOWN, | |
3266 | DNE, | |
3267 | LOST | |
3268 | }; | |
3269 | struct PriorSet { | |
3270 | bool ec_pool = false; | |
11fdf7f2 TL |
3271 | set<pg_shard_t> probe; ///< current+prior OSDs we need to probe. |
3272 | set<int> down; ///< down osds that would normally be in @a probe and might be interesting. | |
3273 | map<int, epoch_t> blocked_by; ///< current lost_at values for any OSDs in cur set for which (re)marking them lost would affect cur set | |
7c673cae | 3274 | |
11fdf7f2 | 3275 | bool pg_down = false; ///< some down osds are included in @a cur; the DOWN pg state bit should be set. |
7c673cae FG |
3276 | unique_ptr<IsPGRecoverablePredicate> pcontdec; |
3277 | ||
3278 | PriorSet() = default; | |
3279 | PriorSet(PriorSet &&) = default; | |
3280 | PriorSet &operator=(PriorSet &&) = default; | |
3281 | ||
3282 | PriorSet &operator=(const PriorSet &) = delete; | |
3283 | PriorSet(const PriorSet &) = delete; | |
3284 | ||
3285 | bool operator==(const PriorSet &rhs) const { | |
3286 | return (ec_pool == rhs.ec_pool) && | |
3287 | (probe == rhs.probe) && | |
3288 | (down == rhs.down) && | |
3289 | (blocked_by == rhs.blocked_by) && | |
3290 | (pg_down == rhs.pg_down); | |
3291 | } | |
3292 | ||
3293 | bool affected_by_map( | |
3294 | const OSDMap &osdmap, | |
3295 | const DoutPrefixProvider *dpp) const; | |
3296 | ||
3297 | // For verifying tests | |
3298 | PriorSet( | |
3299 | bool ec_pool, | |
3300 | set<pg_shard_t> probe, | |
3301 | set<int> down, | |
3302 | map<int, epoch_t> blocked_by, | |
3303 | bool pg_down, | |
3304 | IsPGRecoverablePredicate *pcontdec) | |
3305 | : ec_pool(ec_pool), probe(probe), down(down), blocked_by(blocked_by), | |
3306 | pg_down(pg_down), pcontdec(pcontdec) {} | |
3307 | ||
3308 | private: | |
3309 | template <typename F> | |
3310 | PriorSet( | |
3311 | const PastIntervals &past_intervals, | |
3312 | bool ec_pool, | |
3313 | epoch_t last_epoch_started, | |
3314 | IsPGRecoverablePredicate *c, | |
3315 | F f, | |
3316 | const vector<int> &up, | |
3317 | const vector<int> &acting, | |
3318 | const DoutPrefixProvider *dpp); | |
3319 | ||
3320 | friend class PastIntervals; | |
3321 | }; | |
3322 | ||
7c673cae FG |
3323 | template <typename... Args> |
3324 | PriorSet get_prior_set(Args&&... args) const { | |
3325 | return PriorSet(*this, std::forward<Args>(args)...); | |
3326 | } | |
3327 | }; | |
3328 | WRITE_CLASS_ENCODER(PastIntervals) | |
3329 | ||
3330 | ostream& operator<<(ostream& out, const PastIntervals::pg_interval_t& i); | |
3331 | ostream& operator<<(ostream& out, const PastIntervals &i); | |
3332 | ostream& operator<<(ostream& out, const PastIntervals::PriorSet &i); | |
3333 | ||
3334 | template <typename F> | |
3335 | PastIntervals::PriorSet::PriorSet( | |
3336 | const PastIntervals &past_intervals, | |
3337 | bool ec_pool, | |
3338 | epoch_t last_epoch_started, | |
3339 | IsPGRecoverablePredicate *c, | |
3340 | F f, | |
3341 | const vector<int> &up, | |
3342 | const vector<int> &acting, | |
3343 | const DoutPrefixProvider *dpp) | |
3344 | : ec_pool(ec_pool), pg_down(false), pcontdec(c) | |
3345 | { | |
3346 | /* | |
3347 | * We have to be careful to gracefully deal with situations like | |
3348 | * so. Say we have a power outage or something that takes out both | |
3349 | * OSDs, but the monitor doesn't mark them down in the same epoch. | |
3350 | * The history may look like | |
3351 | * | |
3352 | * 1: A B | |
3353 | * 2: B | |
3354 | * 3: let's say B dies for good, too (say, from the power spike) | |
3355 | * 4: A | |
3356 | * | |
3357 | * which makes it look like B may have applied updates to the PG | |
3358 | * that we need in order to proceed. This sucks... | |
3359 | * | |
3360 | * To minimize the risk of this happening, we CANNOT go active if | |
3361 | * _any_ OSDs in the prior set are down until we send an MOSDAlive | |
3362 | * to the monitor such that the OSDMap sets osd_up_thru to an epoch. | |
3363 | * Then, we have something like | |
3364 | * | |
3365 | * 1: A B | |
3366 | * 2: B up_thru[B]=0 | |
3367 | * 3: | |
3368 | * 4: A | |
3369 | * | |
3370 | * -> we can ignore B, bc it couldn't have gone active (alive_thru | |
3371 | * still 0). | |
3372 | * | |
3373 | * or, | |
3374 | * | |
3375 | * 1: A B | |
3376 | * 2: B up_thru[B]=0 | |
3377 | * 3: B up_thru[B]=2 | |
3378 | * 4: | |
3379 | * 5: A | |
3380 | * | |
3381 | * -> we must wait for B, bc it was alive through 2, and could have | |
3382 | * written to the pg. | |
3383 | * | |
3384 | * If B is really dead, then an administrator will need to manually | |
3385 | * intervene by marking the OSD as "lost." | |
3386 | */ | |
3387 | ||
3388 | // Include current acting and up nodes... not because they may | |
3389 | // contain old data (this interval hasn't gone active, obviously), | |
3390 | // but because we want their pg_info to inform choose_acting(), and | |
3391 | // so that we know what they do/do not have explicitly before | |
3392 | // sending them any new info/logs/whatever. | |
3393 | for (unsigned i = 0; i < acting.size(); i++) { | |
3394 | if (acting[i] != 0x7fffffff /* CRUSH_ITEM_NONE, can't import crush.h here */) | |
3395 | probe.insert(pg_shard_t(acting[i], ec_pool ? shard_id_t(i) : shard_id_t::NO_SHARD)); | |
3396 | } | |
3397 | // It may be possible to exclude the up nodes, but let's keep them in | |
3398 | // there for now. | |
3399 | for (unsigned i = 0; i < up.size(); i++) { | |
3400 | if (up[i] != 0x7fffffff /* CRUSH_ITEM_NONE, can't import crush.h here */) | |
3401 | probe.insert(pg_shard_t(up[i], ec_pool ? shard_id_t(i) : shard_id_t::NO_SHARD)); | |
3402 | } | |
3403 | ||
3404 | set<pg_shard_t> all_probe = past_intervals.get_all_probe(ec_pool); | |
3405 | ldpp_dout(dpp, 10) << "build_prior all_probe " << all_probe << dendl; | |
3406 | for (auto &&i: all_probe) { | |
3407 | switch (f(0, i.osd, nullptr)) { | |
3408 | case UP: { | |
3409 | probe.insert(i); | |
3410 | break; | |
3411 | } | |
3412 | case DNE: | |
3413 | case LOST: | |
3414 | case DOWN: { | |
3415 | down.insert(i.osd); | |
3416 | break; | |
3417 | } | |
3418 | } | |
3419 | } | |
3420 | ||
3421 | past_intervals.iterate_mayberw_back_to( | |
7c673cae FG |
3422 | last_epoch_started, |
3423 | [&](epoch_t start, const set<pg_shard_t> &acting) { | |
3424 | ldpp_dout(dpp, 10) << "build_prior maybe_rw interval:" << start | |
3425 | << ", acting: " << acting << dendl; | |
3426 | ||
3427 | // look at candidate osds during this interval. each falls into | |
3428 | // one of three categories: up, down (but potentially | |
3429 | // interesting), or lost (down, but we won't wait for it). | |
3430 | set<pg_shard_t> up_now; | |
3431 | map<int, epoch_t> candidate_blocked_by; | |
3432 | // any candidates down now (that might have useful data) | |
3433 | bool any_down_now = false; | |
3434 | ||
3435 | // consider ACTING osds | |
3436 | for (auto &&so: acting) { | |
3437 | epoch_t lost_at = 0; | |
3438 | switch (f(start, so.osd, &lost_at)) { | |
3439 | case UP: { | |
3440 | // include past acting osds if they are up. | |
3441 | up_now.insert(so); | |
3442 | break; | |
3443 | } | |
3444 | case DNE: { | |
3445 | ldpp_dout(dpp, 10) << "build_prior prior osd." << so.osd | |
3446 | << " no longer exists" << dendl; | |
3447 | break; | |
3448 | } | |
3449 | case LOST: { | |
3450 | ldpp_dout(dpp, 10) << "build_prior prior osd." << so.osd | |
3451 | << " is down, but lost_at " << lost_at << dendl; | |
3452 | up_now.insert(so); | |
3453 | break; | |
3454 | } | |
3455 | case DOWN: { | |
3456 | ldpp_dout(dpp, 10) << "build_prior prior osd." << so.osd | |
3457 | << " is down" << dendl; | |
3458 | candidate_blocked_by[so.osd] = lost_at; | |
3459 | any_down_now = true; | |
3460 | break; | |
3461 | } | |
3462 | } | |
3463 | } | |
3464 | ||
3465 | // if not enough osds survived this interval, and we may have gone rw, | |
3466 | // then we need to wait for one of those osds to recover to | |
3467 | // ensure that we haven't lost any information. | |
3468 | if (!(*pcontdec)(up_now) && any_down_now) { | |
3469 | // fixme: how do we identify a "clean" shutdown anyway? | |
3470 | ldpp_dout(dpp, 10) << "build_prior possibly went active+rw," | |
3471 | << " insufficient up; including down osds" << dendl; | |
11fdf7f2 | 3472 | ceph_assert(!candidate_blocked_by.empty()); |
7c673cae FG |
3473 | pg_down = true; |
3474 | blocked_by.insert( | |
3475 | candidate_blocked_by.begin(), | |
3476 | candidate_blocked_by.end()); | |
3477 | } | |
3478 | }); | |
3479 | ||
3480 | ldpp_dout(dpp, 10) << "build_prior final: probe " << probe | |
3481 | << " down " << down | |
3482 | << " blocked_by " << blocked_by | |
3483 | << (pg_down ? " pg_down":"") | |
3484 | << dendl; | |
3485 | } | |
3486 | ||
3487 | /** | |
3488 | * pg_query_t - used to ask a peer for information about a pg. | |
3489 | * | |
3490 | * note: if version=0, type=LOG, then we just provide our full log. | |
3491 | */ | |
3492 | struct pg_query_t { | |
3493 | enum { | |
3494 | INFO = 0, | |
3495 | LOG = 1, | |
3496 | MISSING = 4, | |
3497 | FULLLOG = 5, | |
3498 | }; | |
11fdf7f2 | 3499 | std::string_view get_type_name() const { |
7c673cae FG |
3500 | switch (type) { |
3501 | case INFO: return "info"; | |
3502 | case LOG: return "log"; | |
3503 | case MISSING: return "missing"; | |
3504 | case FULLLOG: return "fulllog"; | |
3505 | default: return "???"; | |
3506 | } | |
3507 | } | |
3508 | ||
3509 | __s32 type; | |
3510 | eversion_t since; | |
3511 | pg_history_t history; | |
3512 | epoch_t epoch_sent; | |
3513 | shard_id_t to; | |
3514 | shard_id_t from; | |
3515 | ||
3516 | pg_query_t() : type(-1), epoch_sent(0), to(shard_id_t::NO_SHARD), | |
3517 | from(shard_id_t::NO_SHARD) {} | |
3518 | pg_query_t( | |
3519 | int t, | |
3520 | shard_id_t to, | |
3521 | shard_id_t from, | |
3522 | const pg_history_t& h, | |
3523 | epoch_t epoch_sent) | |
3524 | : type(t), | |
3525 | history(h), | |
3526 | epoch_sent(epoch_sent), | |
3527 | to(to), from(from) { | |
11fdf7f2 | 3528 | ceph_assert(t != LOG); |
7c673cae FG |
3529 | } |
3530 | pg_query_t( | |
3531 | int t, | |
3532 | shard_id_t to, | |
3533 | shard_id_t from, | |
3534 | eversion_t s, | |
3535 | const pg_history_t& h, | |
3536 | epoch_t epoch_sent) | |
3537 | : type(t), since(s), history(h), | |
3538 | epoch_sent(epoch_sent), to(to), from(from) { | |
11fdf7f2 | 3539 | ceph_assert(t == LOG); |
7c673cae FG |
3540 | } |
3541 | ||
3542 | void encode(bufferlist &bl, uint64_t features) const; | |
11fdf7f2 | 3543 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
3544 | |
3545 | void dump(Formatter *f) const; | |
3546 | static void generate_test_instances(list<pg_query_t*>& o); | |
3547 | }; | |
3548 | WRITE_CLASS_ENCODER_FEATURES(pg_query_t) | |
3549 | ||
3550 | inline ostream& operator<<(ostream& out, const pg_query_t& q) { | |
3551 | out << "query(" << q.get_type_name() << " " << q.since; | |
3552 | if (q.type == pg_query_t::LOG) | |
3553 | out << " " << q.history; | |
11fdf7f2 | 3554 | out << " epoch_sent " << q.epoch_sent; |
7c673cae FG |
3555 | out << ")"; |
3556 | return out; | |
3557 | } | |
3558 | ||
3559 | class PGBackend; | |
3560 | class ObjectModDesc { | |
3561 | bool can_local_rollback; | |
3562 | bool rollback_info_completed; | |
3563 | ||
3564 | // version required to decode, reflected in encode/decode version | |
3565 | __u8 max_required_version = 1; | |
3566 | public: | |
3567 | class Visitor { | |
3568 | public: | |
3569 | virtual void append(uint64_t old_offset) {} | |
3570 | virtual void setattrs(map<string, boost::optional<bufferlist> > &attrs) {} | |
3571 | virtual void rmobject(version_t old_version) {} | |
3572 | /** | |
3573 | * Used to support the unfound_lost_delete log event: if the stashed | |
3574 | * version exists, we unstash it, otherwise, we do nothing. This way | |
3575 | * each replica rolls back to whatever state it had prior to the attempt | |
3576 | * at mark unfound lost delete | |
3577 | */ | |
3578 | virtual void try_rmobject(version_t old_version) { | |
3579 | rmobject(old_version); | |
3580 | } | |
3581 | virtual void create() {} | |
3582 | virtual void update_snaps(const set<snapid_t> &old_snaps) {} | |
3583 | virtual void rollback_extents( | |
3584 | version_t gen, | |
3585 | const vector<pair<uint64_t, uint64_t> > &extents) {} | |
3586 | virtual ~Visitor() {} | |
3587 | }; | |
3588 | void visit(Visitor *visitor) const; | |
3589 | mutable bufferlist bl; | |
3590 | enum ModID { | |
3591 | APPEND = 1, | |
3592 | SETATTRS = 2, | |
3593 | DELETE = 3, | |
3594 | CREATE = 4, | |
3595 | UPDATE_SNAPS = 5, | |
3596 | TRY_DELETE = 6, | |
3597 | ROLLBACK_EXTENTS = 7 | |
3598 | }; | |
31f18b77 FG |
3599 | ObjectModDesc() : can_local_rollback(true), rollback_info_completed(false) { |
3600 | bl.reassign_to_mempool(mempool::mempool_osd_pglog); | |
3601 | } | |
7c673cae FG |
3602 | void claim(ObjectModDesc &other) { |
3603 | bl.clear(); | |
3604 | bl.claim(other.bl); | |
3605 | can_local_rollback = other.can_local_rollback; | |
3606 | rollback_info_completed = other.rollback_info_completed; | |
3607 | } | |
3608 | void claim_append(ObjectModDesc &other) { | |
3609 | if (!can_local_rollback || rollback_info_completed) | |
3610 | return; | |
3611 | if (!other.can_local_rollback) { | |
3612 | mark_unrollbackable(); | |
3613 | return; | |
3614 | } | |
3615 | bl.claim_append(other.bl); | |
3616 | rollback_info_completed = other.rollback_info_completed; | |
3617 | } | |
3618 | void swap(ObjectModDesc &other) { | |
3619 | bl.swap(other.bl); | |
3620 | ||
31f18b77 FG |
3621 | using std::swap; |
3622 | swap(other.can_local_rollback, can_local_rollback); | |
3623 | swap(other.rollback_info_completed, rollback_info_completed); | |
3624 | swap(other.max_required_version, max_required_version); | |
7c673cae FG |
3625 | } |
3626 | void append_id(ModID id) { | |
11fdf7f2 | 3627 | using ceph::encode; |
7c673cae | 3628 | uint8_t _id(id); |
11fdf7f2 | 3629 | encode(_id, bl); |
7c673cae FG |
3630 | } |
3631 | void append(uint64_t old_size) { | |
3632 | if (!can_local_rollback || rollback_info_completed) | |
3633 | return; | |
3634 | ENCODE_START(1, 1, bl); | |
3635 | append_id(APPEND); | |
11fdf7f2 | 3636 | encode(old_size, bl); |
7c673cae FG |
3637 | ENCODE_FINISH(bl); |
3638 | } | |
3639 | void setattrs(map<string, boost::optional<bufferlist> > &old_attrs) { | |
3640 | if (!can_local_rollback || rollback_info_completed) | |
3641 | return; | |
3642 | ENCODE_START(1, 1, bl); | |
3643 | append_id(SETATTRS); | |
11fdf7f2 | 3644 | encode(old_attrs, bl); |
7c673cae FG |
3645 | ENCODE_FINISH(bl); |
3646 | } | |
3647 | bool rmobject(version_t deletion_version) { | |
3648 | if (!can_local_rollback || rollback_info_completed) | |
3649 | return false; | |
3650 | ENCODE_START(1, 1, bl); | |
3651 | append_id(DELETE); | |
11fdf7f2 | 3652 | encode(deletion_version, bl); |
7c673cae FG |
3653 | ENCODE_FINISH(bl); |
3654 | rollback_info_completed = true; | |
3655 | return true; | |
3656 | } | |
3657 | bool try_rmobject(version_t deletion_version) { | |
3658 | if (!can_local_rollback || rollback_info_completed) | |
3659 | return false; | |
3660 | ENCODE_START(1, 1, bl); | |
3661 | append_id(TRY_DELETE); | |
11fdf7f2 | 3662 | encode(deletion_version, bl); |
7c673cae FG |
3663 | ENCODE_FINISH(bl); |
3664 | rollback_info_completed = true; | |
3665 | return true; | |
3666 | } | |
3667 | void create() { | |
3668 | if (!can_local_rollback || rollback_info_completed) | |
3669 | return; | |
3670 | rollback_info_completed = true; | |
3671 | ENCODE_START(1, 1, bl); | |
3672 | append_id(CREATE); | |
3673 | ENCODE_FINISH(bl); | |
3674 | } | |
3675 | void update_snaps(const set<snapid_t> &old_snaps) { | |
3676 | if (!can_local_rollback || rollback_info_completed) | |
3677 | return; | |
3678 | ENCODE_START(1, 1, bl); | |
3679 | append_id(UPDATE_SNAPS); | |
11fdf7f2 | 3680 | encode(old_snaps, bl); |
7c673cae FG |
3681 | ENCODE_FINISH(bl); |
3682 | } | |
3683 | void rollback_extents( | |
3684 | version_t gen, const vector<pair<uint64_t, uint64_t> > &extents) { | |
11fdf7f2 TL |
3685 | ceph_assert(can_local_rollback); |
3686 | ceph_assert(!rollback_info_completed); | |
7c673cae FG |
3687 | if (max_required_version < 2) |
3688 | max_required_version = 2; | |
3689 | ENCODE_START(2, 2, bl); | |
3690 | append_id(ROLLBACK_EXTENTS); | |
11fdf7f2 TL |
3691 | encode(gen, bl); |
3692 | encode(extents, bl); | |
7c673cae FG |
3693 | ENCODE_FINISH(bl); |
3694 | } | |
3695 | ||
3696 | // cannot be rolled back | |
3697 | void mark_unrollbackable() { | |
3698 | can_local_rollback = false; | |
3699 | bl.clear(); | |
3700 | } | |
3701 | bool can_rollback() const { | |
3702 | return can_local_rollback; | |
3703 | } | |
3704 | bool empty() const { | |
3705 | return can_local_rollback && (bl.length() == 0); | |
3706 | } | |
3707 | ||
3708 | bool requires_kraken() const { | |
3709 | return max_required_version >= 2; | |
3710 | } | |
3711 | ||
3712 | /** | |
3713 | * Create fresh copy of bl bytes to avoid keeping large buffers around | |
3714 | * in the case that bl contains ptrs which point into a much larger | |
3715 | * message buffer | |
3716 | */ | |
31f18b77 | 3717 | void trim_bl() const { |
7c673cae FG |
3718 | if (bl.length() > 0) |
3719 | bl.rebuild(); | |
3720 | } | |
3721 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 3722 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
3723 | void dump(Formatter *f) const; |
3724 | static void generate_test_instances(list<ObjectModDesc*>& o); | |
3725 | }; | |
3726 | WRITE_CLASS_ENCODER(ObjectModDesc) | |
3727 | ||
3728 | ||
3729 | /** | |
3730 | * pg_log_entry_t - single entry/event in pg log | |
3731 | * | |
3732 | */ | |
3733 | struct pg_log_entry_t { | |
3734 | enum { | |
3735 | MODIFY = 1, // some unspecified modification (but not *all* modifications) | |
3736 | CLONE = 2, // cloned object from head | |
3737 | DELETE = 3, // deleted object | |
11fdf7f2 | 3738 | //BACKLOG = 4, // event invented by generate_backlog [obsolete] |
7c673cae FG |
3739 | LOST_REVERT = 5, // lost new version, revert to an older version. |
3740 | LOST_DELETE = 6, // lost new version, revert to no object (deleted). | |
3741 | LOST_MARK = 7, // lost new version, now EIO | |
3742 | PROMOTE = 8, // promoted object from another tier | |
3743 | CLEAN = 9, // mark an object clean | |
3744 | ERROR = 10, // write that returned an error | |
3745 | }; | |
3746 | static const char *get_op_name(int op) { | |
3747 | switch (op) { | |
3748 | case MODIFY: | |
3749 | return "modify"; | |
3750 | case PROMOTE: | |
3751 | return "promote"; | |
3752 | case CLONE: | |
3753 | return "clone"; | |
3754 | case DELETE: | |
3755 | return "delete"; | |
7c673cae FG |
3756 | case LOST_REVERT: |
3757 | return "l_revert"; | |
3758 | case LOST_DELETE: | |
3759 | return "l_delete"; | |
3760 | case LOST_MARK: | |
3761 | return "l_mark"; | |
3762 | case CLEAN: | |
3763 | return "clean"; | |
3764 | case ERROR: | |
3765 | return "error"; | |
3766 | default: | |
3767 | return "unknown"; | |
3768 | } | |
3769 | } | |
3770 | const char *get_op_name() const { | |
3771 | return get_op_name(op); | |
3772 | } | |
3773 | ||
3774 | // describes state for a locally-rollbackable entry | |
3775 | ObjectModDesc mod_desc; | |
3776 | bufferlist snaps; // only for clone entries | |
3777 | hobject_t soid; | |
3778 | osd_reqid_t reqid; // caller+tid to uniquely identify request | |
31f18b77 | 3779 | mempool::osd_pglog::vector<pair<osd_reqid_t, version_t> > extra_reqids; |
11fdf7f2 TL |
3780 | |
3781 | /// map extra_reqids by index to error return code (if any) | |
3782 | mempool::osd_pglog::map<uint32_t, int> extra_reqid_return_codes; | |
3783 | ||
7c673cae FG |
3784 | eversion_t version, prior_version, reverting_to; |
3785 | version_t user_version; // the user version for this entry | |
3786 | utime_t mtime; // this is the _user_ mtime, mind you | |
3787 | int32_t return_code; // only stored for ERRORs for dup detection | |
3788 | ||
3789 | __s32 op; | |
3790 | bool invalid_hash; // only when decoding sobject_t based entries | |
3791 | bool invalid_pool; // only when decoding pool-less hobject based entries | |
3792 | ||
3793 | pg_log_entry_t() | |
3794 | : user_version(0), return_code(0), op(0), | |
31f18b77 FG |
3795 | invalid_hash(false), invalid_pool(false) { |
3796 | snaps.reassign_to_mempool(mempool::mempool_osd_pglog); | |
3797 | } | |
7c673cae FG |
3798 | pg_log_entry_t(int _op, const hobject_t& _soid, |
3799 | const eversion_t& v, const eversion_t& pv, | |
3800 | version_t uv, | |
3801 | const osd_reqid_t& rid, const utime_t& mt, | |
3802 | int return_code) | |
3803 | : soid(_soid), reqid(rid), version(v), prior_version(pv), user_version(uv), | |
3804 | mtime(mt), return_code(return_code), op(_op), | |
31f18b77 FG |
3805 | invalid_hash(false), invalid_pool(false) { |
3806 | snaps.reassign_to_mempool(mempool::mempool_osd_pglog); | |
3807 | } | |
7c673cae FG |
3808 | |
3809 | bool is_clone() const { return op == CLONE; } | |
3810 | bool is_modify() const { return op == MODIFY; } | |
3811 | bool is_promote() const { return op == PROMOTE; } | |
3812 | bool is_clean() const { return op == CLEAN; } | |
7c673cae FG |
3813 | bool is_lost_revert() const { return op == LOST_REVERT; } |
3814 | bool is_lost_delete() const { return op == LOST_DELETE; } | |
3815 | bool is_lost_mark() const { return op == LOST_MARK; } | |
3816 | bool is_error() const { return op == ERROR; } | |
3817 | ||
3818 | bool is_update() const { | |
3819 | return | |
3820 | is_clone() || is_modify() || is_promote() || is_clean() || | |
11fdf7f2 | 3821 | is_lost_revert() || is_lost_mark(); |
7c673cae FG |
3822 | } |
3823 | bool is_delete() const { | |
3824 | return op == DELETE || op == LOST_DELETE; | |
3825 | } | |
3826 | ||
3827 | bool can_rollback() const { | |
3828 | return mod_desc.can_rollback(); | |
3829 | } | |
3830 | ||
3831 | void mark_unrollbackable() { | |
3832 | mod_desc.mark_unrollbackable(); | |
3833 | } | |
3834 | ||
3835 | bool requires_kraken() const { | |
3836 | return mod_desc.requires_kraken(); | |
3837 | } | |
3838 | ||
3839 | // Errors are only used for dup detection, whereas | |
3840 | // the index by objects is used by recovery, copy_get, | |
3841 | // and other facilities that don't expect or need to | |
3842 | // be aware of error entries. | |
3843 | bool object_is_indexed() const { | |
3844 | return !is_error(); | |
3845 | } | |
3846 | ||
3847 | bool reqid_is_indexed() const { | |
3848 | return reqid != osd_reqid_t() && | |
3849 | (op == MODIFY || op == DELETE || op == ERROR); | |
3850 | } | |
3851 | ||
3852 | string get_key_name() const; | |
3853 | void encode_with_checksum(bufferlist& bl) const; | |
11fdf7f2 | 3854 | void decode_with_checksum(bufferlist::const_iterator& p); |
7c673cae FG |
3855 | |
3856 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 3857 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
3858 | void dump(Formatter *f) const; |
3859 | static void generate_test_instances(list<pg_log_entry_t*>& o); | |
3860 | ||
3861 | }; | |
3862 | WRITE_CLASS_ENCODER(pg_log_entry_t) | |
3863 | ||
3864 | ostream& operator<<(ostream& out, const pg_log_entry_t& e); | |
3865 | ||
c07f9fc5 FG |
3866 | struct pg_log_dup_t { |
3867 | osd_reqid_t reqid; // caller+tid to uniquely identify request | |
3868 | eversion_t version; | |
3869 | version_t user_version; // the user version for this entry | |
3870 | int32_t return_code; // only stored for ERRORs for dup detection | |
7c673cae | 3871 | |
c07f9fc5 FG |
3872 | pg_log_dup_t() |
3873 | : user_version(0), return_code(0) | |
3874 | {} | |
3875 | explicit pg_log_dup_t(const pg_log_entry_t& entry) | |
3876 | : reqid(entry.reqid), version(entry.version), | |
3877 | user_version(entry.user_version), return_code(entry.return_code) | |
3878 | {} | |
3879 | pg_log_dup_t(const eversion_t& v, version_t uv, | |
3880 | const osd_reqid_t& rid, int return_code) | |
3881 | : reqid(rid), version(v), user_version(uv), | |
3882 | return_code(return_code) | |
3883 | {} | |
3884 | ||
3885 | string get_key_name() const; | |
3886 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 3887 | void decode(bufferlist::const_iterator &bl); |
c07f9fc5 FG |
3888 | void dump(Formatter *f) const; |
3889 | static void generate_test_instances(list<pg_log_dup_t*>& o); | |
3890 | ||
181888fb FG |
3891 | bool operator==(const pg_log_dup_t &rhs) const { |
3892 | return reqid == rhs.reqid && | |
3893 | version == rhs.version && | |
3894 | user_version == rhs.user_version && | |
3895 | return_code == rhs.return_code; | |
3896 | } | |
3897 | bool operator!=(const pg_log_dup_t &rhs) const { | |
3898 | return !(*this == rhs); | |
3899 | } | |
3900 | ||
c07f9fc5 FG |
3901 | friend std::ostream& operator<<(std::ostream& out, const pg_log_dup_t& e); |
3902 | }; | |
3903 | WRITE_CLASS_ENCODER(pg_log_dup_t) | |
3904 | ||
3905 | std::ostream& operator<<(std::ostream& out, const pg_log_dup_t& e); | |
7c673cae FG |
3906 | |
3907 | /** | |
3908 | * pg_log_t - incremental log of recent pg changes. | |
3909 | * | |
3910 | * serves as a recovery queue for recent changes. | |
3911 | */ | |
3912 | struct pg_log_t { | |
3913 | /* | |
3914 | * head - newest entry (update|delete) | |
3915 | * tail - entry previous to oldest (update|delete) for which we have | |
3916 | * complete negative information. | |
3917 | * i.e. we can infer pg contents for any store whose last_update >= tail. | |
3918 | */ | |
3919 | eversion_t head; // newest entry | |
3920 | eversion_t tail; // version prior to oldest | |
3921 | ||
3922 | protected: | |
3923 | // We can rollback rollback-able entries > can_rollback_to | |
3924 | eversion_t can_rollback_to; | |
3925 | ||
3926 | // always <= can_rollback_to, indicates how far stashed rollback | |
3927 | // data can be found | |
3928 | eversion_t rollback_info_trimmed_to; | |
3929 | ||
3930 | public: | |
c07f9fc5 FG |
3931 | // the actual log |
3932 | mempool::osd_pglog::list<pg_log_entry_t> log; | |
3933 | ||
3934 | // entries just for dup op detection ordered oldest to newest | |
3935 | mempool::osd_pglog::list<pg_log_dup_t> dups; | |
3936 | ||
7c673cae FG |
3937 | pg_log_t() = default; |
3938 | pg_log_t(const eversion_t &last_update, | |
3939 | const eversion_t &log_tail, | |
3940 | const eversion_t &can_rollback_to, | |
3941 | const eversion_t &rollback_info_trimmed_to, | |
c07f9fc5 FG |
3942 | mempool::osd_pglog::list<pg_log_entry_t> &&entries, |
3943 | mempool::osd_pglog::list<pg_log_dup_t> &&dup_entries) | |
7c673cae FG |
3944 | : head(last_update), tail(log_tail), can_rollback_to(can_rollback_to), |
3945 | rollback_info_trimmed_to(rollback_info_trimmed_to), | |
c07f9fc5 | 3946 | log(std::move(entries)), dups(std::move(dup_entries)) {} |
7c673cae FG |
3947 | pg_log_t(const eversion_t &last_update, |
3948 | const eversion_t &log_tail, | |
3949 | const eversion_t &can_rollback_to, | |
3950 | const eversion_t &rollback_info_trimmed_to, | |
c07f9fc5 FG |
3951 | const std::list<pg_log_entry_t> &entries, |
3952 | const std::list<pg_log_dup_t> &dup_entries) | |
7c673cae FG |
3953 | : head(last_update), tail(log_tail), can_rollback_to(can_rollback_to), |
3954 | rollback_info_trimmed_to(rollback_info_trimmed_to) { | |
3955 | for (auto &&entry: entries) { | |
3956 | log.push_back(entry); | |
3957 | } | |
c07f9fc5 FG |
3958 | for (auto &&entry: dup_entries) { |
3959 | dups.push_back(entry); | |
3960 | } | |
7c673cae FG |
3961 | } |
3962 | ||
3963 | void clear() { | |
3964 | eversion_t z; | |
3965 | rollback_info_trimmed_to = can_rollback_to = head = tail = z; | |
3966 | log.clear(); | |
c07f9fc5 | 3967 | dups.clear(); |
7c673cae FG |
3968 | } |
3969 | ||
3970 | eversion_t get_rollback_info_trimmed_to() const { | |
3971 | return rollback_info_trimmed_to; | |
3972 | } | |
3973 | eversion_t get_can_rollback_to() const { | |
3974 | return can_rollback_to; | |
3975 | } | |
3976 | ||
3977 | ||
3978 | pg_log_t split_out_child(pg_t child_pgid, unsigned split_bits) { | |
31f18b77 | 3979 | mempool::osd_pglog::list<pg_log_entry_t> oldlog, childlog; |
7c673cae FG |
3980 | oldlog.swap(log); |
3981 | ||
3982 | eversion_t old_tail; | |
3983 | unsigned mask = ~((~0)<<split_bits); | |
3984 | for (auto i = oldlog.begin(); | |
3985 | i != oldlog.end(); | |
3986 | ) { | |
3987 | if ((i->soid.get_hash() & mask) == child_pgid.m_seed) { | |
3988 | childlog.push_back(*i); | |
3989 | } else { | |
3990 | log.push_back(*i); | |
3991 | } | |
3992 | oldlog.erase(i++); | |
3993 | } | |
3994 | ||
c07f9fc5 FG |
3995 | // osd_reqid is unique, so it doesn't matter if there are extra |
3996 | // dup entries in each pg. To avoid storing oid with the dup | |
3997 | // entries, just copy the whole list. | |
3998 | auto childdups(dups); | |
3999 | ||
7c673cae FG |
4000 | return pg_log_t( |
4001 | head, | |
4002 | tail, | |
4003 | can_rollback_to, | |
4004 | rollback_info_trimmed_to, | |
c07f9fc5 FG |
4005 | std::move(childlog), |
4006 | std::move(childdups)); | |
4007 | } | |
7c673cae | 4008 | |
31f18b77 | 4009 | mempool::osd_pglog::list<pg_log_entry_t> rewind_from_head(eversion_t newhead) { |
11fdf7f2 | 4010 | ceph_assert(newhead >= tail); |
7c673cae | 4011 | |
31f18b77 FG |
4012 | mempool::osd_pglog::list<pg_log_entry_t>::iterator p = log.end(); |
4013 | mempool::osd_pglog::list<pg_log_entry_t> divergent; | |
7c673cae FG |
4014 | while (true) { |
4015 | if (p == log.begin()) { | |
4016 | // yikes, the whole thing is divergent! | |
31f18b77 FG |
4017 | using std::swap; |
4018 | swap(divergent, log); | |
7c673cae FG |
4019 | break; |
4020 | } | |
4021 | --p; | |
4022 | if (p->version.version <= newhead.version) { | |
4023 | /* | |
4024 | * look at eversion.version here. we want to avoid a situation like: | |
4025 | * our log: 100'10 (0'0) m 10000004d3a.00000000/head by client4225.1:18529 | |
4026 | * new log: 122'10 (0'0) m 10000004d3a.00000000/head by client4225.1:18529 | |
4027 | * lower_bound = 100'9 | |
4028 | * i.e, same request, different version. If the eversion.version is > the | |
4029 | * lower_bound, we it is divergent. | |
4030 | */ | |
4031 | ++p; | |
4032 | divergent.splice(divergent.begin(), log, p, log.end()); | |
4033 | break; | |
4034 | } | |
11fdf7f2 | 4035 | ceph_assert(p->version > newhead); |
7c673cae FG |
4036 | } |
4037 | head = newhead; | |
4038 | ||
4039 | if (can_rollback_to > newhead) | |
4040 | can_rollback_to = newhead; | |
4041 | ||
4042 | if (rollback_info_trimmed_to > newhead) | |
4043 | rollback_info_trimmed_to = newhead; | |
4044 | ||
4045 | return divergent; | |
4046 | } | |
4047 | ||
11fdf7f2 TL |
4048 | void merge_from(const vector<pg_log_t*>& slogs, eversion_t last_update) { |
4049 | log.clear(); | |
4050 | ||
4051 | // sort and merge dups | |
4052 | multimap<eversion_t,pg_log_dup_t> sorted; | |
4053 | for (auto& d : dups) { | |
4054 | sorted.emplace(d.version, d); | |
4055 | } | |
4056 | for (auto l : slogs) { | |
4057 | for (auto& d : l->dups) { | |
4058 | sorted.emplace(d.version, d); | |
4059 | } | |
4060 | } | |
4061 | dups.clear(); | |
4062 | for (auto& i : sorted) { | |
4063 | dups.push_back(i.second); | |
4064 | } | |
4065 | ||
4066 | head = last_update; | |
4067 | tail = last_update; | |
4068 | can_rollback_to = last_update; | |
4069 | rollback_info_trimmed_to = last_update; | |
4070 | } | |
4071 | ||
7c673cae FG |
4072 | bool empty() const { |
4073 | return log.empty(); | |
4074 | } | |
4075 | ||
4076 | bool null() const { | |
4077 | return head.version == 0 && head.epoch == 0; | |
4078 | } | |
4079 | ||
4080 | size_t approx_size() const { | |
4081 | return head.version - tail.version; | |
4082 | } | |
4083 | ||
4084 | static void filter_log(spg_t import_pgid, const OSDMap &curmap, | |
4085 | const string &hit_set_namespace, const pg_log_t &in, | |
4086 | pg_log_t &out, pg_log_t &reject); | |
4087 | ||
4088 | /** | |
4089 | * copy entries from the tail of another pg_log_t | |
4090 | * | |
4091 | * @param other pg_log_t to copy from | |
4092 | * @param from copy entries after this version | |
4093 | */ | |
81eedcae | 4094 | void copy_after(CephContext* cct, const pg_log_t &other, eversion_t from); |
7c673cae FG |
4095 | |
4096 | /** | |
4097 | * copy up to N entries | |
4098 | * | |
4099 | * @param other source log | |
4100 | * @param max max number of entries to copy | |
4101 | */ | |
81eedcae | 4102 | void copy_up_to(CephContext* cct, const pg_log_t &other, int max); |
7c673cae FG |
4103 | |
4104 | ostream& print(ostream& out) const; | |
4105 | ||
4106 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 4107 | void decode(bufferlist::const_iterator &bl, int64_t pool = -1); |
7c673cae FG |
4108 | void dump(Formatter *f) const; |
4109 | static void generate_test_instances(list<pg_log_t*>& o); | |
4110 | }; | |
4111 | WRITE_CLASS_ENCODER(pg_log_t) | |
4112 | ||
c07f9fc5 | 4113 | inline ostream& operator<<(ostream& out, const pg_log_t& log) |
7c673cae FG |
4114 | { |
4115 | out << "log((" << log.tail << "," << log.head << "], crt=" | |
4116 | << log.get_can_rollback_to() << ")"; | |
4117 | return out; | |
4118 | } | |
4119 | ||
4120 | ||
4121 | /** | |
4122 | * pg_missing_t - summary of missing objects. | |
4123 | * | |
4124 | * kept in memory, as a supplement to pg_log_t | |
4125 | * also used to pass missing info in messages. | |
4126 | */ | |
4127 | struct pg_missing_item { | |
4128 | eversion_t need, have; | |
c07f9fc5 FG |
4129 | enum missing_flags_t { |
4130 | FLAG_NONE = 0, | |
4131 | FLAG_DELETE = 1, | |
4132 | } flags; | |
4133 | pg_missing_item() : flags(FLAG_NONE) {} | |
4134 | explicit pg_missing_item(eversion_t n) : need(n), flags(FLAG_NONE) {} // have no old version | |
4135 | pg_missing_item(eversion_t n, eversion_t h, bool is_delete=false) : need(n), have(h) { | |
4136 | set_delete(is_delete); | |
4137 | } | |
4138 | ||
4139 | void encode(bufferlist& bl, uint64_t features) const { | |
11fdf7f2 | 4140 | using ceph::encode; |
c07f9fc5 FG |
4141 | if (HAVE_FEATURE(features, OSD_RECOVERY_DELETES)) { |
4142 | // encoding a zeroed eversion_t to differentiate between this and | |
4143 | // legacy unversioned encoding - a need value of 0'0 is not | |
4144 | // possible. This can be replaced with the legacy encoding | |
4145 | // macros post-luminous. | |
4146 | eversion_t e; | |
11fdf7f2 TL |
4147 | encode(e, bl); |
4148 | encode(need, bl); | |
4149 | encode(have, bl); | |
4150 | encode(static_cast<uint8_t>(flags), bl); | |
c07f9fc5 FG |
4151 | } else { |
4152 | // legacy unversioned encoding | |
11fdf7f2 TL |
4153 | encode(need, bl); |
4154 | encode(have, bl); | |
c07f9fc5 | 4155 | } |
7c673cae | 4156 | } |
11fdf7f2 TL |
4157 | void decode(bufferlist::const_iterator& bl) { |
4158 | using ceph::decode; | |
c07f9fc5 | 4159 | eversion_t e; |
11fdf7f2 | 4160 | decode(e, bl); |
c07f9fc5 FG |
4161 | if (e != eversion_t()) { |
4162 | // legacy encoding, this is the need value | |
4163 | need = e; | |
11fdf7f2 | 4164 | decode(have, bl); |
c07f9fc5 | 4165 | } else { |
11fdf7f2 TL |
4166 | decode(need, bl); |
4167 | decode(have, bl); | |
c07f9fc5 | 4168 | uint8_t f; |
11fdf7f2 | 4169 | decode(f, bl); |
c07f9fc5 FG |
4170 | flags = static_cast<missing_flags_t>(f); |
4171 | } | |
4172 | } | |
4173 | ||
4174 | void set_delete(bool is_delete) { | |
4175 | flags = is_delete ? FLAG_DELETE : FLAG_NONE; | |
4176 | } | |
4177 | ||
4178 | bool is_delete() const { | |
4179 | return (flags & FLAG_DELETE) == FLAG_DELETE; | |
4180 | } | |
4181 | ||
4182 | string flag_str() const { | |
4183 | if (flags == FLAG_NONE) { | |
4184 | return "none"; | |
4185 | } else { | |
4186 | return "delete"; | |
4187 | } | |
7c673cae | 4188 | } |
c07f9fc5 | 4189 | |
7c673cae FG |
4190 | void dump(Formatter *f) const { |
4191 | f->dump_stream("need") << need; | |
4192 | f->dump_stream("have") << have; | |
c07f9fc5 | 4193 | f->dump_stream("flags") << flag_str(); |
7c673cae FG |
4194 | } |
4195 | static void generate_test_instances(list<pg_missing_item*>& o) { | |
4196 | o.push_back(new pg_missing_item); | |
4197 | o.push_back(new pg_missing_item); | |
4198 | o.back()->need = eversion_t(1, 2); | |
4199 | o.back()->have = eversion_t(1, 1); | |
c07f9fc5 FG |
4200 | o.push_back(new pg_missing_item); |
4201 | o.back()->need = eversion_t(3, 5); | |
4202 | o.back()->have = eversion_t(3, 4); | |
4203 | o.back()->flags = FLAG_DELETE; | |
7c673cae FG |
4204 | } |
4205 | bool operator==(const pg_missing_item &rhs) const { | |
c07f9fc5 | 4206 | return need == rhs.need && have == rhs.have && flags == rhs.flags; |
7c673cae FG |
4207 | } |
4208 | bool operator!=(const pg_missing_item &rhs) const { | |
4209 | return !(*this == rhs); | |
4210 | } | |
4211 | }; | |
c07f9fc5 | 4212 | WRITE_CLASS_ENCODER_FEATURES(pg_missing_item) |
7c673cae FG |
4213 | ostream& operator<<(ostream& out, const pg_missing_item &item); |
4214 | ||
4215 | class pg_missing_const_i { | |
4216 | public: | |
4217 | virtual const map<hobject_t, pg_missing_item> & | |
4218 | get_items() const = 0; | |
4219 | virtual const map<version_t, hobject_t> &get_rmissing() const = 0; | |
c07f9fc5 | 4220 | virtual bool get_may_include_deletes() const = 0; |
7c673cae FG |
4221 | virtual unsigned int num_missing() const = 0; |
4222 | virtual bool have_missing() const = 0; | |
4223 | virtual bool is_missing(const hobject_t& oid, pg_missing_item *out = nullptr) const = 0; | |
4224 | virtual bool is_missing(const hobject_t& oid, eversion_t v) const = 0; | |
7c673cae FG |
4225 | virtual ~pg_missing_const_i() {} |
4226 | }; | |
4227 | ||
4228 | ||
4229 | template <bool Track> | |
4230 | class ChangeTracker { | |
4231 | public: | |
4232 | void changed(const hobject_t &obj) {} | |
4233 | template <typename F> | |
4234 | void get_changed(F &&f) const {} | |
4235 | void flush() {} | |
4236 | bool is_clean() const { | |
4237 | return true; | |
4238 | } | |
4239 | }; | |
4240 | template <> | |
4241 | class ChangeTracker<true> { | |
4242 | set<hobject_t> _changed; | |
4243 | public: | |
4244 | void changed(const hobject_t &obj) { | |
4245 | _changed.insert(obj); | |
4246 | } | |
4247 | template <typename F> | |
4248 | void get_changed(F &&f) const { | |
4249 | for (auto const &i: _changed) { | |
4250 | f(i); | |
4251 | } | |
4252 | } | |
4253 | void flush() { | |
4254 | _changed.clear(); | |
4255 | } | |
4256 | bool is_clean() const { | |
4257 | return _changed.empty(); | |
4258 | } | |
4259 | }; | |
4260 | ||
4261 | template <bool TrackChanges> | |
4262 | class pg_missing_set : public pg_missing_const_i { | |
4263 | using item = pg_missing_item; | |
4264 | map<hobject_t, item> missing; // oid -> (need v, have v) | |
4265 | map<version_t, hobject_t> rmissing; // v -> oid | |
4266 | ChangeTracker<TrackChanges> tracker; | |
4267 | ||
4268 | public: | |
4269 | pg_missing_set() = default; | |
4270 | ||
4271 | template <typename missing_type> | |
4272 | pg_missing_set(const missing_type &m) { | |
7c673cae FG |
4273 | missing = m.get_items(); |
4274 | rmissing = m.get_rmissing(); | |
c07f9fc5 | 4275 | may_include_deletes = m.get_may_include_deletes(); |
7c673cae FG |
4276 | for (auto &&i: missing) |
4277 | tracker.changed(i.first); | |
4278 | } | |
4279 | ||
c07f9fc5 FG |
4280 | bool may_include_deletes = false; |
4281 | ||
7c673cae FG |
4282 | const map<hobject_t, item> &get_items() const override { |
4283 | return missing; | |
4284 | } | |
4285 | const map<version_t, hobject_t> &get_rmissing() const override { | |
4286 | return rmissing; | |
4287 | } | |
c07f9fc5 FG |
4288 | bool get_may_include_deletes() const override { |
4289 | return may_include_deletes; | |
4290 | } | |
7c673cae FG |
4291 | unsigned int num_missing() const override { |
4292 | return missing.size(); | |
4293 | } | |
4294 | bool have_missing() const override { | |
4295 | return !missing.empty(); | |
4296 | } | |
4297 | bool is_missing(const hobject_t& oid, pg_missing_item *out = nullptr) const override { | |
4298 | auto iter = missing.find(oid); | |
4299 | if (iter == missing.end()) | |
4300 | return false; | |
4301 | if (out) | |
4302 | *out = iter->second; | |
4303 | return true; | |
4304 | } | |
4305 | bool is_missing(const hobject_t& oid, eversion_t v) const override { | |
4306 | map<hobject_t, item>::const_iterator m = | |
4307 | missing.find(oid); | |
4308 | if (m == missing.end()) | |
4309 | return false; | |
4310 | const item &item(m->second); | |
4311 | if (item.need > v) | |
4312 | return false; | |
4313 | return true; | |
4314 | } | |
11fdf7f2 TL |
4315 | eversion_t get_oldest_need() const { |
4316 | if (missing.empty()) { | |
7c673cae | 4317 | return eversion_t(); |
11fdf7f2 TL |
4318 | } |
4319 | auto it = missing.find(rmissing.begin()->second); | |
4320 | ceph_assert(it != missing.end()); | |
4321 | return it->second.need; | |
7c673cae FG |
4322 | } |
4323 | ||
4324 | void claim(pg_missing_set& o) { | |
4325 | static_assert(!TrackChanges, "Can't use claim with TrackChanges"); | |
4326 | missing.swap(o.missing); | |
4327 | rmissing.swap(o.rmissing); | |
4328 | } | |
4329 | ||
4330 | /* | |
4331 | * this needs to be called in log order as we extend the log. it | |
4332 | * assumes missing is accurate up through the previous log entry. | |
4333 | */ | |
4334 | void add_next_event(const pg_log_entry_t& e) { | |
c07f9fc5 FG |
4335 | map<hobject_t, item>::iterator missing_it; |
4336 | missing_it = missing.find(e.soid); | |
4337 | bool is_missing_divergent_item = missing_it != missing.end(); | |
4338 | if (e.prior_version == eversion_t() || e.is_clone()) { | |
4339 | // new object. | |
4340 | if (is_missing_divergent_item) { // use iterator | |
7c673cae | 4341 | rmissing.erase((missing_it->second).need.version); |
c07f9fc5 FG |
4342 | missing_it->second = item(e.version, eversion_t(), e.is_delete()); // .have = nil |
4343 | } else // create new element in missing map | |
4344 | missing[e.soid] = item(e.version, eversion_t(), e.is_delete()); // .have = nil | |
4345 | } else if (is_missing_divergent_item) { | |
4346 | // already missing (prior). | |
4347 | rmissing.erase((missing_it->second).need.version); | |
4348 | (missing_it->second).need = e.version; // leave .have unchanged. | |
4349 | missing_it->second.set_delete(e.is_delete()); | |
c07f9fc5 FG |
4350 | } else { |
4351 | // not missing, we must have prior_version (if any) | |
11fdf7f2 | 4352 | ceph_assert(!is_missing_divergent_item); |
c07f9fc5 | 4353 | missing[e.soid] = item(e.version, e.prior_version, e.is_delete()); |
7c673cae | 4354 | } |
c07f9fc5 | 4355 | rmissing[e.version.version] = e.soid; |
7c673cae FG |
4356 | tracker.changed(e.soid); |
4357 | } | |
4358 | ||
c07f9fc5 | 4359 | void revise_need(hobject_t oid, eversion_t need, bool is_delete) { |
7c673cae FG |
4360 | if (missing.count(oid)) { |
4361 | rmissing.erase(missing[oid].need.version); | |
4362 | missing[oid].need = need; // no not adjust .have | |
c07f9fc5 | 4363 | missing[oid].set_delete(is_delete); |
7c673cae | 4364 | } else { |
c07f9fc5 | 4365 | missing[oid] = item(need, eversion_t(), is_delete); |
7c673cae FG |
4366 | } |
4367 | rmissing[need.version] = oid; | |
4368 | ||
4369 | tracker.changed(oid); | |
4370 | } | |
4371 | ||
4372 | void revise_have(hobject_t oid, eversion_t have) { | |
4373 | if (missing.count(oid)) { | |
4374 | tracker.changed(oid); | |
4375 | missing[oid].have = have; | |
4376 | } | |
4377 | } | |
4378 | ||
c07f9fc5 FG |
4379 | void add(const hobject_t& oid, eversion_t need, eversion_t have, |
4380 | bool is_delete) { | |
4381 | missing[oid] = item(need, have, is_delete); | |
7c673cae FG |
4382 | rmissing[need.version] = oid; |
4383 | tracker.changed(oid); | |
4384 | } | |
4385 | ||
4386 | void rm(const hobject_t& oid, eversion_t v) { | |
4387 | std::map<hobject_t, item>::iterator p = missing.find(oid); | |
4388 | if (p != missing.end() && p->second.need <= v) | |
4389 | rm(p); | |
4390 | } | |
4391 | ||
4392 | void rm(std::map<hobject_t, item>::const_iterator m) { | |
4393 | tracker.changed(m->first); | |
4394 | rmissing.erase(m->second.need.version); | |
4395 | missing.erase(m); | |
4396 | } | |
4397 | ||
4398 | void got(const hobject_t& oid, eversion_t v) { | |
4399 | std::map<hobject_t, item>::iterator p = missing.find(oid); | |
11fdf7f2 TL |
4400 | ceph_assert(p != missing.end()); |
4401 | ceph_assert(p->second.need <= v || p->second.is_delete()); | |
7c673cae FG |
4402 | got(p); |
4403 | } | |
4404 | ||
4405 | void got(std::map<hobject_t, item>::const_iterator m) { | |
4406 | tracker.changed(m->first); | |
4407 | rmissing.erase(m->second.need.version); | |
4408 | missing.erase(m); | |
4409 | } | |
4410 | ||
4411 | void split_into( | |
4412 | pg_t child_pgid, | |
4413 | unsigned split_bits, | |
4414 | pg_missing_set *omissing) { | |
c07f9fc5 | 4415 | omissing->may_include_deletes = may_include_deletes; |
7c673cae FG |
4416 | unsigned mask = ~((~0)<<split_bits); |
4417 | for (map<hobject_t, item>::iterator i = missing.begin(); | |
4418 | i != missing.end(); | |
4419 | ) { | |
4420 | if ((i->first.get_hash() & mask) == child_pgid.m_seed) { | |
c07f9fc5 FG |
4421 | omissing->add(i->first, i->second.need, i->second.have, |
4422 | i->second.is_delete()); | |
7c673cae FG |
4423 | rm(i++); |
4424 | } else { | |
4425 | ++i; | |
4426 | } | |
4427 | } | |
4428 | } | |
4429 | ||
4430 | void clear() { | |
4431 | for (auto const &i: missing) | |
4432 | tracker.changed(i.first); | |
4433 | missing.clear(); | |
4434 | rmissing.clear(); | |
4435 | } | |
4436 | ||
4437 | void encode(bufferlist &bl) const { | |
c07f9fc5 | 4438 | ENCODE_START(4, 2, bl); |
11fdf7f2 TL |
4439 | encode(missing, bl, may_include_deletes ? CEPH_FEATURE_OSD_RECOVERY_DELETES : 0); |
4440 | encode(may_include_deletes, bl); | |
7c673cae FG |
4441 | ENCODE_FINISH(bl); |
4442 | } | |
11fdf7f2 | 4443 | void decode(bufferlist::const_iterator &bl, int64_t pool = -1) { |
7c673cae FG |
4444 | for (auto const &i: missing) |
4445 | tracker.changed(i.first); | |
c07f9fc5 | 4446 | DECODE_START_LEGACY_COMPAT_LEN(4, 2, 2, bl); |
11fdf7f2 | 4447 | decode(missing, bl); |
c07f9fc5 | 4448 | if (struct_v >= 4) { |
11fdf7f2 | 4449 | decode(may_include_deletes, bl); |
c07f9fc5 | 4450 | } |
7c673cae FG |
4451 | DECODE_FINISH(bl); |
4452 | ||
4453 | if (struct_v < 3) { | |
4454 | // Handle hobject_t upgrade | |
4455 | map<hobject_t, item> tmp; | |
4456 | for (map<hobject_t, item>::iterator i = | |
4457 | missing.begin(); | |
4458 | i != missing.end(); | |
4459 | ) { | |
4460 | if (!i->first.is_max() && i->first.pool == -1) { | |
4461 | hobject_t to_insert(i->first); | |
4462 | to_insert.pool = pool; | |
4463 | tmp[to_insert] = i->second; | |
4464 | missing.erase(i++); | |
4465 | } else { | |
4466 | ++i; | |
4467 | } | |
4468 | } | |
4469 | missing.insert(tmp.begin(), tmp.end()); | |
4470 | } | |
4471 | ||
4472 | for (map<hobject_t,item>::iterator it = | |
4473 | missing.begin(); | |
4474 | it != missing.end(); | |
4475 | ++it) | |
4476 | rmissing[it->second.need.version] = it->first; | |
4477 | for (auto const &i: missing) | |
4478 | tracker.changed(i.first); | |
4479 | } | |
4480 | void dump(Formatter *f) const { | |
4481 | f->open_array_section("missing"); | |
4482 | for (map<hobject_t,item>::const_iterator p = | |
4483 | missing.begin(); p != missing.end(); ++p) { | |
4484 | f->open_object_section("item"); | |
4485 | f->dump_stream("object") << p->first; | |
4486 | p->second.dump(f); | |
4487 | f->close_section(); | |
4488 | } | |
4489 | f->close_section(); | |
c07f9fc5 | 4490 | f->dump_bool("may_include_deletes", may_include_deletes); |
7c673cae FG |
4491 | } |
4492 | template <typename F> | |
4493 | void filter_objects(F &&f) { | |
4494 | for (auto i = missing.begin(); i != missing.end();) { | |
4495 | if (f(i->first)) { | |
4496 | rm(i++); | |
4497 | } else { | |
4498 | ++i; | |
4499 | } | |
4500 | } | |
4501 | } | |
4502 | static void generate_test_instances(list<pg_missing_set*>& o) { | |
4503 | o.push_back(new pg_missing_set); | |
4504 | o.push_back(new pg_missing_set); | |
4505 | o.back()->add( | |
4506 | hobject_t(object_t("foo"), "foo", 123, 456, 0, ""), | |
c07f9fc5 FG |
4507 | eversion_t(5, 6), eversion_t(5, 1), false); |
4508 | o.push_back(new pg_missing_set); | |
4509 | o.back()->add( | |
4510 | hobject_t(object_t("foo"), "foo", 123, 456, 0, ""), | |
4511 | eversion_t(5, 6), eversion_t(5, 1), true); | |
4512 | o.back()->may_include_deletes = true; | |
7c673cae FG |
4513 | } |
4514 | template <typename F> | |
4515 | void get_changed(F &&f) const { | |
4516 | tracker.get_changed(f); | |
4517 | } | |
4518 | void flush() { | |
4519 | tracker.flush(); | |
4520 | } | |
4521 | bool is_clean() const { | |
4522 | return tracker.is_clean(); | |
4523 | } | |
4524 | template <typename missing_t> | |
4525 | bool debug_verify_from_init( | |
4526 | const missing_t &init_missing, | |
4527 | ostream *oss) const { | |
4528 | if (!TrackChanges) | |
4529 | return true; | |
4530 | auto check_missing(init_missing.get_items()); | |
4531 | tracker.get_changed([&](const hobject_t &hoid) { | |
4532 | check_missing.erase(hoid); | |
4533 | if (missing.count(hoid)) { | |
4534 | check_missing.insert(*(missing.find(hoid))); | |
4535 | } | |
4536 | }); | |
4537 | bool ok = true; | |
4538 | if (check_missing.size() != missing.size()) { | |
4539 | if (oss) { | |
4540 | *oss << "Size mismatch, check: " << check_missing.size() | |
4541 | << ", actual: " << missing.size() << "\n"; | |
4542 | } | |
4543 | ok = false; | |
4544 | } | |
4545 | for (auto &i: missing) { | |
4546 | if (!check_missing.count(i.first)) { | |
4547 | if (oss) | |
4548 | *oss << "check_missing missing " << i.first << "\n"; | |
4549 | ok = false; | |
4550 | } else if (check_missing[i.first] != i.second) { | |
4551 | if (oss) | |
4552 | *oss << "check_missing missing item mismatch on " << i.first | |
4553 | << ", check: " << check_missing[i.first] | |
4554 | << ", actual: " << i.second << "\n"; | |
4555 | ok = false; | |
4556 | } | |
4557 | } | |
4558 | if (oss && !ok) { | |
4559 | *oss << "check_missing: " << check_missing << "\n"; | |
4560 | set<hobject_t> changed; | |
4561 | tracker.get_changed([&](const hobject_t &hoid) { changed.insert(hoid); }); | |
4562 | *oss << "changed: " << changed << "\n"; | |
4563 | } | |
4564 | return ok; | |
4565 | } | |
4566 | }; | |
4567 | template <bool TrackChanges> | |
4568 | void encode( | |
4569 | const pg_missing_set<TrackChanges> &c, bufferlist &bl, uint64_t features=0) { | |
4570 | ENCODE_DUMP_PRE(); | |
4571 | c.encode(bl); | |
4572 | ENCODE_DUMP_POST(cl); | |
4573 | } | |
4574 | template <bool TrackChanges> | |
11fdf7f2 | 4575 | void decode(pg_missing_set<TrackChanges> &c, bufferlist::const_iterator &p) { |
7c673cae FG |
4576 | c.decode(p); |
4577 | } | |
4578 | template <bool TrackChanges> | |
4579 | ostream& operator<<(ostream& out, const pg_missing_set<TrackChanges> &missing) | |
4580 | { | |
c07f9fc5 FG |
4581 | out << "missing(" << missing.num_missing() |
4582 | << " may_include_deletes = " << missing.may_include_deletes; | |
7c673cae FG |
4583 | //if (missing.num_lost()) out << ", " << missing.num_lost() << " lost"; |
4584 | out << ")"; | |
4585 | return out; | |
4586 | } | |
4587 | ||
4588 | using pg_missing_t = pg_missing_set<false>; | |
4589 | using pg_missing_tracker_t = pg_missing_set<true>; | |
4590 | ||
4591 | ||
4592 | /** | |
4593 | * pg list objects response format | |
4594 | * | |
4595 | */ | |
4596 | struct pg_nls_response_t { | |
4597 | collection_list_handle_t handle; | |
4598 | list<librados::ListObjectImpl> entries; | |
4599 | ||
4600 | void encode(bufferlist& bl) const { | |
4601 | ENCODE_START(1, 1, bl); | |
11fdf7f2 | 4602 | encode(handle, bl); |
7c673cae | 4603 | __u32 n = (__u32)entries.size(); |
11fdf7f2 | 4604 | encode(n, bl); |
7c673cae | 4605 | for (list<librados::ListObjectImpl>::const_iterator i = entries.begin(); i != entries.end(); ++i) { |
11fdf7f2 TL |
4606 | encode(i->nspace, bl); |
4607 | encode(i->oid, bl); | |
4608 | encode(i->locator, bl); | |
7c673cae FG |
4609 | } |
4610 | ENCODE_FINISH(bl); | |
4611 | } | |
11fdf7f2 | 4612 | void decode(bufferlist::const_iterator& bl) { |
7c673cae | 4613 | DECODE_START(1, bl); |
11fdf7f2 | 4614 | decode(handle, bl); |
7c673cae | 4615 | __u32 n; |
11fdf7f2 | 4616 | decode(n, bl); |
7c673cae FG |
4617 | entries.clear(); |
4618 | while (n--) { | |
4619 | librados::ListObjectImpl i; | |
11fdf7f2 TL |
4620 | decode(i.nspace, bl); |
4621 | decode(i.oid, bl); | |
4622 | decode(i.locator, bl); | |
7c673cae FG |
4623 | entries.push_back(i); |
4624 | } | |
4625 | DECODE_FINISH(bl); | |
4626 | } | |
4627 | void dump(Formatter *f) const { | |
4628 | f->dump_stream("handle") << handle; | |
4629 | f->open_array_section("entries"); | |
4630 | for (list<librados::ListObjectImpl>::const_iterator p = entries.begin(); p != entries.end(); ++p) { | |
4631 | f->open_object_section("object"); | |
4632 | f->dump_string("namespace", p->nspace); | |
4633 | f->dump_string("object", p->oid); | |
4634 | f->dump_string("key", p->locator); | |
4635 | f->close_section(); | |
4636 | } | |
4637 | f->close_section(); | |
4638 | } | |
4639 | static void generate_test_instances(list<pg_nls_response_t*>& o) { | |
4640 | o.push_back(new pg_nls_response_t); | |
4641 | o.push_back(new pg_nls_response_t); | |
4642 | o.back()->handle = hobject_t(object_t("hi"), "key", 1, 2, -1, ""); | |
4643 | o.back()->entries.push_back(librados::ListObjectImpl("", "one", "")); | |
4644 | o.back()->entries.push_back(librados::ListObjectImpl("", "two", "twokey")); | |
4645 | o.back()->entries.push_back(librados::ListObjectImpl("", "three", "")); | |
4646 | o.push_back(new pg_nls_response_t); | |
4647 | o.back()->handle = hobject_t(object_t("hi"), "key", 3, 4, -1, ""); | |
4648 | o.back()->entries.push_back(librados::ListObjectImpl("n1", "n1one", "")); | |
4649 | o.back()->entries.push_back(librados::ListObjectImpl("n1", "n1two", "n1twokey")); | |
4650 | o.back()->entries.push_back(librados::ListObjectImpl("n1", "n1three", "")); | |
4651 | o.push_back(new pg_nls_response_t); | |
4652 | o.back()->handle = hobject_t(object_t("hi"), "key", 5, 6, -1, ""); | |
4653 | o.back()->entries.push_back(librados::ListObjectImpl("", "one", "")); | |
4654 | o.back()->entries.push_back(librados::ListObjectImpl("", "two", "twokey")); | |
4655 | o.back()->entries.push_back(librados::ListObjectImpl("", "three", "")); | |
4656 | o.back()->entries.push_back(librados::ListObjectImpl("n1", "n1one", "")); | |
4657 | o.back()->entries.push_back(librados::ListObjectImpl("n1", "n1two", "n1twokey")); | |
4658 | o.back()->entries.push_back(librados::ListObjectImpl("n1", "n1three", "")); | |
4659 | } | |
4660 | }; | |
4661 | ||
4662 | WRITE_CLASS_ENCODER(pg_nls_response_t) | |
4663 | ||
4664 | // For backwards compatibility with older OSD requests | |
4665 | struct pg_ls_response_t { | |
4666 | collection_list_handle_t handle; | |
4667 | list<pair<object_t, string> > entries; | |
4668 | ||
4669 | void encode(bufferlist& bl) const { | |
11fdf7f2 | 4670 | using ceph::encode; |
7c673cae | 4671 | __u8 v = 1; |
11fdf7f2 TL |
4672 | encode(v, bl); |
4673 | encode(handle, bl); | |
4674 | encode(entries, bl); | |
7c673cae | 4675 | } |
11fdf7f2 TL |
4676 | void decode(bufferlist::const_iterator& bl) { |
4677 | using ceph::decode; | |
7c673cae | 4678 | __u8 v; |
11fdf7f2 TL |
4679 | decode(v, bl); |
4680 | ceph_assert(v == 1); | |
4681 | decode(handle, bl); | |
4682 | decode(entries, bl); | |
7c673cae FG |
4683 | } |
4684 | void dump(Formatter *f) const { | |
4685 | f->dump_stream("handle") << handle; | |
4686 | f->open_array_section("entries"); | |
4687 | for (list<pair<object_t, string> >::const_iterator p = entries.begin(); p != entries.end(); ++p) { | |
4688 | f->open_object_section("object"); | |
4689 | f->dump_stream("object") << p->first; | |
4690 | f->dump_string("key", p->second); | |
4691 | f->close_section(); | |
4692 | } | |
4693 | f->close_section(); | |
4694 | } | |
4695 | static void generate_test_instances(list<pg_ls_response_t*>& o) { | |
4696 | o.push_back(new pg_ls_response_t); | |
4697 | o.push_back(new pg_ls_response_t); | |
4698 | o.back()->handle = hobject_t(object_t("hi"), "key", 1, 2, -1, ""); | |
4699 | o.back()->entries.push_back(make_pair(object_t("one"), string())); | |
4700 | o.back()->entries.push_back(make_pair(object_t("two"), string("twokey"))); | |
4701 | } | |
4702 | }; | |
4703 | ||
4704 | WRITE_CLASS_ENCODER(pg_ls_response_t) | |
4705 | ||
4706 | /** | |
4707 | * object_copy_cursor_t | |
4708 | */ | |
4709 | struct object_copy_cursor_t { | |
4710 | uint64_t data_offset; | |
4711 | string omap_offset; | |
4712 | bool attr_complete; | |
4713 | bool data_complete; | |
4714 | bool omap_complete; | |
4715 | ||
4716 | object_copy_cursor_t() | |
4717 | : data_offset(0), | |
4718 | attr_complete(false), | |
4719 | data_complete(false), | |
4720 | omap_complete(false) | |
4721 | {} | |
4722 | ||
4723 | bool is_initial() const { | |
4724 | return !attr_complete && data_offset == 0 && omap_offset.empty(); | |
4725 | } | |
4726 | bool is_complete() const { | |
4727 | return attr_complete && data_complete && omap_complete; | |
4728 | } | |
4729 | ||
4730 | static void generate_test_instances(list<object_copy_cursor_t*>& o); | |
4731 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 4732 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
4733 | void dump(Formatter *f) const; |
4734 | }; | |
4735 | WRITE_CLASS_ENCODER(object_copy_cursor_t) | |
4736 | ||
4737 | /** | |
4738 | * object_copy_data_t | |
4739 | * | |
4740 | * Return data from a copy request. The semantics are a little strange | |
4741 | * as a result of the encoding's heritage. | |
4742 | * | |
4743 | * In particular, the sender unconditionally fills in the cursor (from what | |
4744 | * it receives and sends), the size, and the mtime, but is responsible for | |
4745 | * figuring out whether it should put any data in the attrs, data, or | |
4746 | * omap members (corresponding to xattrs, object data, and the omap entries) | |
4747 | * based on external data (the client includes a max amount to return with | |
4748 | * the copy request). The client then looks into the attrs, data, and/or omap | |
4749 | * based on the contents of the cursor. | |
4750 | */ | |
4751 | struct object_copy_data_t { | |
4752 | enum { | |
4753 | FLAG_DATA_DIGEST = 1<<0, | |
4754 | FLAG_OMAP_DIGEST = 1<<1, | |
4755 | }; | |
4756 | object_copy_cursor_t cursor; | |
4757 | uint64_t size; | |
4758 | utime_t mtime; | |
4759 | uint32_t data_digest, omap_digest; | |
4760 | uint32_t flags; | |
4761 | map<string, bufferlist> attrs; | |
4762 | bufferlist data; | |
4763 | bufferlist omap_header; | |
4764 | bufferlist omap_data; | |
4765 | ||
4766 | /// which snaps we are defined for (if a snap and not the head) | |
4767 | vector<snapid_t> snaps; | |
11fdf7f2 | 4768 | /// latest snap seq for the object (if head) |
7c673cae FG |
4769 | snapid_t snap_seq; |
4770 | ||
11fdf7f2 | 4771 | /// recent reqids on this object |
31f18b77 | 4772 | mempool::osd_pglog::vector<pair<osd_reqid_t, version_t> > reqids; |
7c673cae | 4773 | |
11fdf7f2 TL |
4774 | /// map reqids by index to error return code (if any) |
4775 | mempool::osd_pglog::map<uint32_t, int> reqid_return_codes; | |
4776 | ||
7c673cae FG |
4777 | uint64_t truncate_seq; |
4778 | uint64_t truncate_size; | |
4779 | ||
4780 | public: | |
4781 | object_copy_data_t() : | |
4782 | size((uint64_t)-1), data_digest(-1), | |
4783 | omap_digest(-1), flags(0), | |
4784 | truncate_seq(0), | |
4785 | truncate_size(0) {} | |
4786 | ||
4787 | static void generate_test_instances(list<object_copy_data_t*>& o); | |
4788 | void encode(bufferlist& bl, uint64_t features) const; | |
11fdf7f2 | 4789 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
4790 | void dump(Formatter *f) const; |
4791 | }; | |
4792 | WRITE_CLASS_ENCODER_FEATURES(object_copy_data_t) | |
4793 | ||
4794 | /** | |
4795 | * pg creation info | |
4796 | */ | |
4797 | struct pg_create_t { | |
4798 | epoch_t created; // epoch pg created | |
4799 | pg_t parent; // split from parent (if != pg_t()) | |
4800 | __s32 split_bits; | |
4801 | ||
4802 | pg_create_t() | |
4803 | : created(0), split_bits(0) {} | |
4804 | pg_create_t(unsigned c, pg_t p, int s) | |
4805 | : created(c), parent(p), split_bits(s) {} | |
4806 | ||
4807 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 4808 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
4809 | void dump(Formatter *f) const; |
4810 | static void generate_test_instances(list<pg_create_t*>& o); | |
4811 | }; | |
4812 | WRITE_CLASS_ENCODER(pg_create_t) | |
4813 | ||
7c673cae FG |
4814 | // ----------------------------------------- |
4815 | ||
4816 | class ObjectExtent { | |
4817 | /** | |
4818 | * ObjectExtents are used for specifying IO behavior against RADOS | |
4819 | * objects when one is using the ObjectCacher. | |
4820 | * | |
4821 | * To use this in a real system, *every member* must be filled | |
4822 | * out correctly. In particular, make sure to initialize the | |
4823 | * oloc correctly, as its default values are deliberate poison | |
4824 | * and will cause internal ObjectCacher asserts. | |
4825 | * | |
4826 | * Similarly, your buffer_extents vector *must* specify a total | |
4827 | * size equal to your length. If the buffer_extents inadvertently | |
4828 | * contain less space than the length member specifies, you | |
4829 | * will get unintelligible asserts deep in the ObjectCacher. | |
4830 | * | |
4831 | * If you are trying to do testing and don't care about actual | |
4832 | * RADOS function, the simplest thing to do is to initialize | |
4833 | * the ObjectExtent (truncate_size can be 0), create a single entry | |
4834 | * in buffer_extents matching the length, and set oloc.pool to 0. | |
4835 | */ | |
4836 | public: | |
4837 | object_t oid; // object id | |
4838 | uint64_t objectno; | |
4839 | uint64_t offset; // in object | |
4840 | uint64_t length; // in object | |
4841 | uint64_t truncate_size; // in object | |
4842 | ||
4843 | object_locator_t oloc; // object locator (pool etc) | |
4844 | ||
4845 | vector<pair<uint64_t,uint64_t> > buffer_extents; // off -> len. extents in buffer being mapped (may be fragmented bc of striping!) | |
4846 | ||
4847 | ObjectExtent() : objectno(0), offset(0), length(0), truncate_size(0) {} | |
4848 | ObjectExtent(object_t o, uint64_t ono, uint64_t off, uint64_t l, uint64_t ts) : | |
4849 | oid(o), objectno(ono), offset(off), length(l), truncate_size(ts) { } | |
4850 | }; | |
4851 | ||
4852 | inline ostream& operator<<(ostream& out, const ObjectExtent &ex) | |
4853 | { | |
4854 | return out << "extent(" | |
4855 | << ex.oid << " (" << ex.objectno << ") in " << ex.oloc | |
4856 | << " " << ex.offset << "~" << ex.length | |
4857 | << " -> " << ex.buffer_extents | |
4858 | << ")"; | |
4859 | } | |
4860 | ||
4861 | ||
7c673cae FG |
4862 | // --------------------------------------- |
4863 | ||
4864 | class OSDSuperblock { | |
4865 | public: | |
4866 | uuid_d cluster_fsid, osd_fsid; | |
4867 | int32_t whoami; // my role in this fs. | |
4868 | epoch_t current_epoch; // most recent epoch | |
4869 | epoch_t oldest_map, newest_map; // oldest/newest maps we have. | |
4870 | double weight; | |
4871 | ||
4872 | CompatSet compat_features; | |
4873 | ||
4874 | // last interval over which i mounted and was then active | |
4875 | epoch_t mounted; // last epoch i mounted | |
4876 | epoch_t clean_thru; // epoch i was active and clean thru | |
4877 | ||
4878 | OSDSuperblock() : | |
4879 | whoami(-1), | |
4880 | current_epoch(0), oldest_map(0), newest_map(0), weight(0), | |
4881 | mounted(0), clean_thru(0) { | |
4882 | } | |
4883 | ||
4884 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 4885 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
4886 | void dump(Formatter *f) const; |
4887 | static void generate_test_instances(list<OSDSuperblock*>& o); | |
4888 | }; | |
4889 | WRITE_CLASS_ENCODER(OSDSuperblock) | |
4890 | ||
4891 | inline ostream& operator<<(ostream& out, const OSDSuperblock& sb) | |
4892 | { | |
4893 | return out << "sb(" << sb.cluster_fsid | |
4894 | << " osd." << sb.whoami | |
4895 | << " " << sb.osd_fsid | |
4896 | << " e" << sb.current_epoch | |
4897 | << " [" << sb.oldest_map << "," << sb.newest_map << "]" | |
4898 | << " lci=[" << sb.mounted << "," << sb.clean_thru << "]" | |
4899 | << ")"; | |
4900 | } | |
4901 | ||
4902 | ||
4903 | // ------- | |
4904 | ||
4905 | ||
4906 | ||
4907 | ||
4908 | ||
4909 | ||
4910 | /* | |
4911 | * attached to object head. describes most recent snap context, and | |
4912 | * set of existing clones. | |
4913 | */ | |
4914 | struct SnapSet { | |
4915 | snapid_t seq; | |
7c673cae FG |
4916 | vector<snapid_t> snaps; // descending |
4917 | vector<snapid_t> clones; // ascending | |
4918 | map<snapid_t, interval_set<uint64_t> > clone_overlap; // overlap w/ next newest | |
4919 | map<snapid_t, uint64_t> clone_size; | |
4920 | map<snapid_t, vector<snapid_t>> clone_snaps; // descending | |
4921 | ||
11fdf7f2 | 4922 | SnapSet() : seq(0) {} |
7c673cae | 4923 | explicit SnapSet(bufferlist& bl) { |
11fdf7f2 | 4924 | auto p = std::cbegin(bl); |
7c673cae FG |
4925 | decode(p); |
4926 | } | |
4927 | ||
7c673cae FG |
4928 | /// populate SnapSet from a librados::snap_set_t |
4929 | void from_snap_set(const librados::snap_set_t& ss, bool legacy); | |
4930 | ||
4931 | /// get space accounted to clone | |
4932 | uint64_t get_clone_bytes(snapid_t clone) const; | |
4933 | ||
4934 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 4935 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
4936 | void dump(Formatter *f) const; |
4937 | static void generate_test_instances(list<SnapSet*>& o); | |
4938 | ||
4939 | SnapContext get_ssc_as_of(snapid_t as_of) const { | |
4940 | SnapContext out; | |
4941 | out.seq = as_of; | |
4942 | for (vector<snapid_t>::const_iterator i = snaps.begin(); | |
4943 | i != snaps.end(); | |
4944 | ++i) { | |
4945 | if (*i <= as_of) | |
4946 | out.snaps.push_back(*i); | |
4947 | } | |
4948 | return out; | |
4949 | } | |
4950 | ||
7c673cae FG |
4951 | |
4952 | SnapSet get_filtered(const pg_pool_t &pinfo) const; | |
4953 | void filter(const pg_pool_t &pinfo); | |
4954 | }; | |
4955 | WRITE_CLASS_ENCODER(SnapSet) | |
4956 | ||
4957 | ostream& operator<<(ostream& out, const SnapSet& cs); | |
4958 | ||
4959 | ||
4960 | ||
4961 | #define OI_ATTR "_" | |
4962 | #define SS_ATTR "snapset" | |
4963 | ||
4964 | struct watch_info_t { | |
4965 | uint64_t cookie; | |
4966 | uint32_t timeout_seconds; | |
4967 | entity_addr_t addr; | |
4968 | ||
4969 | watch_info_t() : cookie(0), timeout_seconds(0) { } | |
4970 | watch_info_t(uint64_t c, uint32_t t, const entity_addr_t& a) : cookie(c), timeout_seconds(t), addr(a) {} | |
4971 | ||
4972 | void encode(bufferlist& bl, uint64_t features) const; | |
11fdf7f2 | 4973 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
4974 | void dump(Formatter *f) const; |
4975 | static void generate_test_instances(list<watch_info_t*>& o); | |
4976 | }; | |
4977 | WRITE_CLASS_ENCODER_FEATURES(watch_info_t) | |
4978 | ||
4979 | static inline bool operator==(const watch_info_t& l, const watch_info_t& r) { | |
4980 | return l.cookie == r.cookie && l.timeout_seconds == r.timeout_seconds | |
4981 | && l.addr == r.addr; | |
4982 | } | |
4983 | ||
4984 | static inline ostream& operator<<(ostream& out, const watch_info_t& w) { | |
4985 | return out << "watch(cookie " << w.cookie << " " << w.timeout_seconds << "s" | |
4986 | << " " << w.addr << ")"; | |
4987 | } | |
4988 | ||
4989 | struct notify_info_t { | |
4990 | uint64_t cookie; | |
4991 | uint64_t notify_id; | |
4992 | uint32_t timeout; | |
4993 | bufferlist bl; | |
4994 | }; | |
4995 | ||
4996 | static inline ostream& operator<<(ostream& out, const notify_info_t& n) { | |
4997 | return out << "notify(cookie " << n.cookie | |
4998 | << " notify" << n.notify_id | |
4999 | << " " << n.timeout << "s)"; | |
5000 | } | |
5001 | ||
11fdf7f2 TL |
5002 | struct chunk_info_t { |
5003 | typedef enum { | |
5004 | FLAG_DIRTY = 1, | |
5005 | FLAG_MISSING = 2, | |
5006 | FLAG_HAS_REFERENCE = 4, | |
5007 | FLAG_HAS_FINGERPRINT = 8, | |
5008 | } cflag_t; | |
5009 | uint32_t offset; | |
5010 | uint32_t length; | |
5011 | hobject_t oid; | |
5012 | cflag_t flags; // FLAG_* | |
5013 | ||
5014 | chunk_info_t() : offset(0), length(0), flags((cflag_t)0) { } | |
5015 | ||
5016 | static string get_flag_string(uint64_t flags) { | |
5017 | string r; | |
5018 | if (flags & FLAG_DIRTY) { | |
5019 | r += "|dirty"; | |
5020 | } | |
5021 | if (flags & FLAG_MISSING) { | |
5022 | r += "|missing"; | |
5023 | } | |
5024 | if (flags & FLAG_HAS_REFERENCE) { | |
5025 | r += "|has_reference"; | |
5026 | } | |
5027 | if (flags & FLAG_HAS_FINGERPRINT) { | |
5028 | r += "|has_fingerprint"; | |
5029 | } | |
5030 | if (r.length()) | |
5031 | return r.substr(1); | |
5032 | return r; | |
5033 | } | |
5034 | bool test_flag(cflag_t f) const { | |
5035 | return (flags & f) == f; | |
5036 | } | |
5037 | void set_flag(cflag_t f) { | |
5038 | flags = (cflag_t)(flags | f); | |
5039 | } | |
5040 | void set_flags(cflag_t f) { | |
5041 | flags = f; | |
5042 | } | |
5043 | void clear_flag(cflag_t f) { | |
5044 | flags = (cflag_t)(flags & ~f); | |
5045 | } | |
5046 | void clear_flags() { | |
5047 | flags = (cflag_t)0; | |
5048 | } | |
5049 | bool is_dirty() const { | |
5050 | return test_flag(FLAG_DIRTY); | |
5051 | } | |
5052 | bool is_missing() const { | |
5053 | return test_flag(FLAG_MISSING); | |
5054 | } | |
5055 | bool has_reference() const { | |
5056 | return test_flag(FLAG_HAS_REFERENCE); | |
5057 | } | |
5058 | bool has_fingerprint() const { | |
5059 | return test_flag(FLAG_HAS_FINGERPRINT); | |
5060 | } | |
5061 | void encode(bufferlist &bl) const; | |
5062 | void decode(bufferlist::const_iterator &bl); | |
5063 | void dump(Formatter *f) const; | |
5064 | friend ostream& operator<<(ostream& out, const chunk_info_t& ci); | |
5065 | }; | |
5066 | WRITE_CLASS_ENCODER(chunk_info_t) | |
5067 | ostream& operator<<(ostream& out, const chunk_info_t& ci); | |
5068 | ||
31f18b77 FG |
5069 | struct object_info_t; |
5070 | struct object_manifest_t { | |
5071 | enum { | |
5072 | TYPE_NONE = 0, | |
11fdf7f2 TL |
5073 | TYPE_REDIRECT = 1, |
5074 | TYPE_CHUNKED = 2, | |
31f18b77 FG |
5075 | }; |
5076 | uint8_t type; // redirect, chunked, ... | |
5077 | hobject_t redirect_target; | |
11fdf7f2 | 5078 | map <uint64_t, chunk_info_t> chunk_map; |
31f18b77 FG |
5079 | |
5080 | object_manifest_t() : type(0) { } | |
5081 | object_manifest_t(uint8_t type, const hobject_t& redirect_target) | |
5082 | : type(type), redirect_target(redirect_target) { } | |
5083 | ||
5084 | bool is_empty() const { | |
5085 | return type == TYPE_NONE; | |
5086 | } | |
5087 | bool is_redirect() const { | |
5088 | return type == TYPE_REDIRECT; | |
5089 | } | |
5090 | bool is_chunked() const { | |
5091 | return type == TYPE_CHUNKED; | |
5092 | } | |
11fdf7f2 | 5093 | static std::string_view get_type_name(uint8_t m) { |
31f18b77 FG |
5094 | switch (m) { |
5095 | case TYPE_NONE: return "none"; | |
5096 | case TYPE_REDIRECT: return "redirect"; | |
5097 | case TYPE_CHUNKED: return "chunked"; | |
5098 | default: return "unknown"; | |
5099 | } | |
5100 | } | |
11fdf7f2 | 5101 | std::string_view get_type_name() const { |
31f18b77 FG |
5102 | return get_type_name(type); |
5103 | } | |
11fdf7f2 TL |
5104 | void clear() { |
5105 | type = 0; | |
5106 | redirect_target = hobject_t(); | |
5107 | chunk_map.clear(); | |
5108 | } | |
31f18b77 FG |
5109 | static void generate_test_instances(list<object_manifest_t*>& o); |
5110 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 5111 | void decode(bufferlist::const_iterator &bl); |
31f18b77 FG |
5112 | void dump(Formatter *f) const; |
5113 | friend ostream& operator<<(ostream& out, const object_info_t& oi); | |
5114 | }; | |
5115 | WRITE_CLASS_ENCODER(object_manifest_t) | |
5116 | ostream& operator<<(ostream& out, const object_manifest_t& oi); | |
7c673cae FG |
5117 | |
5118 | struct object_info_t { | |
5119 | hobject_t soid; | |
5120 | eversion_t version, prior_version; | |
5121 | version_t user_version; | |
5122 | osd_reqid_t last_reqid; | |
5123 | ||
5124 | uint64_t size; | |
5125 | utime_t mtime; | |
5126 | utime_t local_mtime; // local mtime | |
5127 | ||
5128 | // note: these are currently encoded into a total 16 bits; see | |
5129 | // encode()/decode() for the weirdness. | |
5130 | typedef enum { | |
11fdf7f2 TL |
5131 | FLAG_LOST = 1<<0, |
5132 | FLAG_WHITEOUT = 1<<1, // object logically does not exist | |
5133 | FLAG_DIRTY = 1<<2, // object has been modified since last flushed or undirtied | |
5134 | FLAG_OMAP = 1<<3, // has (or may have) some/any omap data | |
5135 | FLAG_DATA_DIGEST = 1<<4, // has data crc | |
5136 | FLAG_OMAP_DIGEST = 1<<5, // has omap crc | |
5137 | FLAG_CACHE_PIN = 1<<6, // pin the object in cache tier | |
5138 | FLAG_MANIFEST = 1<<7, // has manifest | |
5139 | FLAG_USES_TMAP = 1<<8, // deprecated; no longer used | |
5140 | FLAG_REDIRECT_HAS_REFERENCE = 1<<9, // has reference | |
7c673cae FG |
5141 | } flag_t; |
5142 | ||
5143 | flag_t flags; | |
5144 | ||
5145 | static string get_flag_string(flag_t flags) { | |
5146 | string s; | |
94b18763 FG |
5147 | vector<string> sv = get_flag_vector(flags); |
5148 | for (auto ss : sv) { | |
5149 | s += string("|") + ss; | |
5150 | } | |
5151 | if (s.length()) | |
5152 | return s.substr(1); | |
5153 | return s; | |
5154 | } | |
5155 | static vector<string> get_flag_vector(flag_t flags) { | |
5156 | vector<string> sv; | |
7c673cae | 5157 | if (flags & FLAG_LOST) |
94b18763 | 5158 | sv.insert(sv.end(), "lost"); |
7c673cae | 5159 | if (flags & FLAG_WHITEOUT) |
94b18763 | 5160 | sv.insert(sv.end(), "whiteout"); |
7c673cae | 5161 | if (flags & FLAG_DIRTY) |
94b18763 | 5162 | sv.insert(sv.end(), "dirty"); |
7c673cae | 5163 | if (flags & FLAG_USES_TMAP) |
94b18763 | 5164 | sv.insert(sv.end(), "uses_tmap"); |
7c673cae | 5165 | if (flags & FLAG_OMAP) |
94b18763 | 5166 | sv.insert(sv.end(), "omap"); |
7c673cae | 5167 | if (flags & FLAG_DATA_DIGEST) |
94b18763 | 5168 | sv.insert(sv.end(), "data_digest"); |
7c673cae | 5169 | if (flags & FLAG_OMAP_DIGEST) |
94b18763 | 5170 | sv.insert(sv.end(), "omap_digest"); |
7c673cae | 5171 | if (flags & FLAG_CACHE_PIN) |
94b18763 | 5172 | sv.insert(sv.end(), "cache_pin"); |
31f18b77 | 5173 | if (flags & FLAG_MANIFEST) |
94b18763 | 5174 | sv.insert(sv.end(), "manifest"); |
11fdf7f2 TL |
5175 | if (flags & FLAG_REDIRECT_HAS_REFERENCE) |
5176 | sv.insert(sv.end(), "redirect_has_reference"); | |
94b18763 | 5177 | return sv; |
7c673cae FG |
5178 | } |
5179 | string get_flag_string() const { | |
5180 | return get_flag_string(flags); | |
5181 | } | |
5182 | ||
7c673cae FG |
5183 | uint64_t truncate_seq, truncate_size; |
5184 | ||
5185 | map<pair<uint64_t, entity_name_t>, watch_info_t> watchers; | |
5186 | ||
5187 | // opportunistic checksums; may or may not be present | |
5188 | __u32 data_digest; ///< data crc32c | |
5189 | __u32 omap_digest; ///< omap crc32c | |
5190 | ||
5191 | // alloc hint attribute | |
5192 | uint64_t expected_object_size, expected_write_size; | |
5193 | uint32_t alloc_hint_flags; | |
5194 | ||
31f18b77 FG |
5195 | struct object_manifest_t manifest; |
5196 | ||
7c673cae FG |
5197 | void copy_user_bits(const object_info_t& other); |
5198 | ||
7c673cae FG |
5199 | bool test_flag(flag_t f) const { |
5200 | return (flags & f) == f; | |
5201 | } | |
5202 | void set_flag(flag_t f) { | |
5203 | flags = (flag_t)(flags | f); | |
5204 | } | |
5205 | void clear_flag(flag_t f) { | |
5206 | flags = (flag_t)(flags & ~f); | |
5207 | } | |
5208 | bool is_lost() const { | |
5209 | return test_flag(FLAG_LOST); | |
5210 | } | |
5211 | bool is_whiteout() const { | |
5212 | return test_flag(FLAG_WHITEOUT); | |
5213 | } | |
5214 | bool is_dirty() const { | |
5215 | return test_flag(FLAG_DIRTY); | |
5216 | } | |
5217 | bool is_omap() const { | |
5218 | return test_flag(FLAG_OMAP); | |
5219 | } | |
5220 | bool is_data_digest() const { | |
5221 | return test_flag(FLAG_DATA_DIGEST); | |
5222 | } | |
5223 | bool is_omap_digest() const { | |
5224 | return test_flag(FLAG_OMAP_DIGEST); | |
5225 | } | |
5226 | bool is_cache_pinned() const { | |
5227 | return test_flag(FLAG_CACHE_PIN); | |
5228 | } | |
31f18b77 FG |
5229 | bool has_manifest() const { |
5230 | return test_flag(FLAG_MANIFEST); | |
5231 | } | |
7c673cae FG |
5232 | void set_data_digest(__u32 d) { |
5233 | set_flag(FLAG_DATA_DIGEST); | |
5234 | data_digest = d; | |
5235 | } | |
5236 | void set_omap_digest(__u32 d) { | |
5237 | set_flag(FLAG_OMAP_DIGEST); | |
5238 | omap_digest = d; | |
5239 | } | |
5240 | void clear_data_digest() { | |
5241 | clear_flag(FLAG_DATA_DIGEST); | |
5242 | data_digest = -1; | |
5243 | } | |
5244 | void clear_omap_digest() { | |
5245 | clear_flag(FLAG_OMAP_DIGEST); | |
5246 | omap_digest = -1; | |
5247 | } | |
5248 | void new_object() { | |
28e407b8 AA |
5249 | clear_data_digest(); |
5250 | clear_omap_digest(); | |
7c673cae FG |
5251 | } |
5252 | ||
5253 | void encode(bufferlist& bl, uint64_t features) const; | |
11fdf7f2 | 5254 | void decode(bufferlist::const_iterator& bl); |
7c673cae | 5255 | void decode(bufferlist& bl) { |
11fdf7f2 | 5256 | auto p = std::cbegin(bl); |
7c673cae FG |
5257 | decode(p); |
5258 | } | |
5259 | void dump(Formatter *f) const; | |
5260 | static void generate_test_instances(list<object_info_t*>& o); | |
5261 | ||
5262 | explicit object_info_t() | |
5263 | : user_version(0), size(0), flags((flag_t)0), | |
5264 | truncate_seq(0), truncate_size(0), | |
5265 | data_digest(-1), omap_digest(-1), | |
5266 | expected_object_size(0), expected_write_size(0), | |
5267 | alloc_hint_flags(0) | |
5268 | {} | |
5269 | ||
5270 | explicit object_info_t(const hobject_t& s) | |
5271 | : soid(s), | |
5272 | user_version(0), size(0), flags((flag_t)0), | |
5273 | truncate_seq(0), truncate_size(0), | |
5274 | data_digest(-1), omap_digest(-1), | |
5275 | expected_object_size(0), expected_write_size(0), | |
5276 | alloc_hint_flags(0) | |
5277 | {} | |
5278 | ||
5279 | explicit object_info_t(bufferlist& bl) { | |
5280 | decode(bl); | |
5281 | } | |
5282 | }; | |
5283 | WRITE_CLASS_ENCODER_FEATURES(object_info_t) | |
5284 | ||
5285 | ostream& operator<<(ostream& out, const object_info_t& oi); | |
5286 | ||
5287 | ||
5288 | ||
5289 | // Object recovery | |
5290 | struct ObjectRecoveryInfo { | |
5291 | hobject_t soid; | |
5292 | eversion_t version; | |
5293 | uint64_t size; | |
5294 | object_info_t oi; | |
5295 | SnapSet ss; // only populated if soid is_snap() | |
5296 | interval_set<uint64_t> copy_subset; | |
5297 | map<hobject_t, interval_set<uint64_t>> clone_subset; | |
5298 | ||
5299 | ObjectRecoveryInfo() : size(0) { } | |
5300 | ||
5301 | static void generate_test_instances(list<ObjectRecoveryInfo*>& o); | |
5302 | void encode(bufferlist &bl, uint64_t features) const; | |
11fdf7f2 | 5303 | void decode(bufferlist::const_iterator &bl, int64_t pool = -1); |
7c673cae FG |
5304 | ostream &print(ostream &out) const; |
5305 | void dump(Formatter *f) const; | |
5306 | }; | |
5307 | WRITE_CLASS_ENCODER_FEATURES(ObjectRecoveryInfo) | |
5308 | ostream& operator<<(ostream& out, const ObjectRecoveryInfo &inf); | |
5309 | ||
5310 | struct ObjectRecoveryProgress { | |
5311 | uint64_t data_recovered_to; | |
5312 | string omap_recovered_to; | |
5313 | bool first; | |
5314 | bool data_complete; | |
5315 | bool omap_complete; | |
224ce89b | 5316 | bool error = false; |
7c673cae FG |
5317 | |
5318 | ObjectRecoveryProgress() | |
5319 | : data_recovered_to(0), | |
5320 | first(true), | |
5321 | data_complete(false), omap_complete(false) { } | |
5322 | ||
5323 | bool is_complete(const ObjectRecoveryInfo& info) const { | |
5324 | return (data_recovered_to >= ( | |
5325 | info.copy_subset.empty() ? | |
5326 | 0 : info.copy_subset.range_end())) && | |
5327 | omap_complete; | |
5328 | } | |
5329 | ||
5330 | static void generate_test_instances(list<ObjectRecoveryProgress*>& o); | |
5331 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 5332 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
5333 | ostream &print(ostream &out) const; |
5334 | void dump(Formatter *f) const; | |
5335 | }; | |
5336 | WRITE_CLASS_ENCODER(ObjectRecoveryProgress) | |
5337 | ostream& operator<<(ostream& out, const ObjectRecoveryProgress &prog); | |
5338 | ||
5339 | struct PushReplyOp { | |
5340 | hobject_t soid; | |
5341 | ||
5342 | static void generate_test_instances(list<PushReplyOp*>& o); | |
5343 | void encode(bufferlist &bl) const; | |
11fdf7f2 | 5344 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
5345 | ostream &print(ostream &out) const; |
5346 | void dump(Formatter *f) const; | |
5347 | ||
5348 | uint64_t cost(CephContext *cct) const; | |
5349 | }; | |
5350 | WRITE_CLASS_ENCODER(PushReplyOp) | |
5351 | ostream& operator<<(ostream& out, const PushReplyOp &op); | |
5352 | ||
5353 | struct PullOp { | |
5354 | hobject_t soid; | |
5355 | ||
5356 | ObjectRecoveryInfo recovery_info; | |
5357 | ObjectRecoveryProgress recovery_progress; | |
5358 | ||
5359 | static void generate_test_instances(list<PullOp*>& o); | |
5360 | void encode(bufferlist &bl, uint64_t features) const; | |
11fdf7f2 | 5361 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
5362 | ostream &print(ostream &out) const; |
5363 | void dump(Formatter *f) const; | |
5364 | ||
5365 | uint64_t cost(CephContext *cct) const; | |
5366 | }; | |
5367 | WRITE_CLASS_ENCODER_FEATURES(PullOp) | |
5368 | ostream& operator<<(ostream& out, const PullOp &op); | |
5369 | ||
5370 | struct PushOp { | |
5371 | hobject_t soid; | |
5372 | eversion_t version; | |
5373 | bufferlist data; | |
5374 | interval_set<uint64_t> data_included; | |
5375 | bufferlist omap_header; | |
5376 | map<string, bufferlist> omap_entries; | |
5377 | map<string, bufferlist> attrset; | |
5378 | ||
5379 | ObjectRecoveryInfo recovery_info; | |
5380 | ObjectRecoveryProgress before_progress; | |
5381 | ObjectRecoveryProgress after_progress; | |
5382 | ||
5383 | static void generate_test_instances(list<PushOp*>& o); | |
5384 | void encode(bufferlist &bl, uint64_t features) const; | |
11fdf7f2 | 5385 | void decode(bufferlist::const_iterator &bl); |
7c673cae FG |
5386 | ostream &print(ostream &out) const; |
5387 | void dump(Formatter *f) const; | |
5388 | ||
5389 | uint64_t cost(CephContext *cct) const; | |
5390 | }; | |
5391 | WRITE_CLASS_ENCODER_FEATURES(PushOp) | |
5392 | ostream& operator<<(ostream& out, const PushOp &op); | |
5393 | ||
5394 | ||
5395 | /* | |
5396 | * summarize pg contents for purposes of a scrub | |
5397 | */ | |
5398 | struct ScrubMap { | |
5399 | struct object { | |
5400 | map<string,bufferptr> attrs; | |
5401 | uint64_t size; | |
5402 | __u32 omap_digest; ///< omap crc32c | |
5403 | __u32 digest; ///< data crc32c | |
5404 | bool negative:1; | |
5405 | bool digest_present:1; | |
5406 | bool omap_digest_present:1; | |
5407 | bool read_error:1; | |
5408 | bool stat_error:1; | |
5409 | bool ec_hash_mismatch:1; | |
5410 | bool ec_size_mismatch:1; | |
28e407b8 AA |
5411 | bool large_omap_object_found:1; |
5412 | uint64_t large_omap_object_key_count = 0; | |
5413 | uint64_t large_omap_object_value_size = 0; | |
11fdf7f2 TL |
5414 | uint64_t object_omap_bytes = 0; |
5415 | uint64_t object_omap_keys = 0; | |
7c673cae FG |
5416 | |
5417 | object() : | |
5418 | // Init invalid size so it won't match if we get a stat EIO error | |
5419 | size(-1), omap_digest(0), digest(0), | |
28e407b8 AA |
5420 | negative(false), digest_present(false), omap_digest_present(false), |
5421 | read_error(false), stat_error(false), ec_hash_mismatch(false), | |
5422 | ec_size_mismatch(false), large_omap_object_found(false) {} | |
7c673cae FG |
5423 | |
5424 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 5425 | void decode(bufferlist::const_iterator& bl); |
7c673cae FG |
5426 | void dump(Formatter *f) const; |
5427 | static void generate_test_instances(list<object*>& o); | |
5428 | }; | |
5429 | WRITE_CLASS_ENCODER(object) | |
5430 | ||
5431 | map<hobject_t,object> objects; | |
5432 | eversion_t valid_through; | |
5433 | eversion_t incr_since; | |
28e407b8 | 5434 | bool has_large_omap_object_errors:1; |
11fdf7f2 | 5435 | bool has_omap_keys:1; |
7c673cae FG |
5436 | |
5437 | void merge_incr(const ScrubMap &l); | |
28e407b8 AA |
5438 | void clear_from(const hobject_t& start) { |
5439 | objects.erase(objects.lower_bound(start), objects.end()); | |
5440 | } | |
7c673cae FG |
5441 | void insert(const ScrubMap &r) { |
5442 | objects.insert(r.objects.begin(), r.objects.end()); | |
5443 | } | |
5444 | void swap(ScrubMap &r) { | |
31f18b77 FG |
5445 | using std::swap; |
5446 | swap(objects, r.objects); | |
5447 | swap(valid_through, r.valid_through); | |
5448 | swap(incr_since, r.incr_since); | |
7c673cae FG |
5449 | } |
5450 | ||
5451 | void encode(bufferlist& bl) const; | |
11fdf7f2 | 5452 | void decode(bufferlist::const_iterator& bl, int64_t pool=-1); |
7c673cae FG |
5453 | void dump(Formatter *f) const; |
5454 | static void generate_test_instances(list<ScrubMap*>& o); | |
5455 | }; | |
5456 | WRITE_CLASS_ENCODER(ScrubMap::object) | |
5457 | WRITE_CLASS_ENCODER(ScrubMap) | |
5458 | ||
28e407b8 AA |
5459 | struct ScrubMapBuilder { |
5460 | bool deep = false; | |
5461 | vector<hobject_t> ls; | |
5462 | size_t pos = 0; | |
5463 | int64_t data_pos = 0; | |
5464 | string omap_pos; | |
5465 | int ret = 0; | |
5466 | bufferhash data_hash, omap_hash; ///< accumulatinng hash value | |
5467 | uint64_t omap_keys = 0; | |
5468 | uint64_t omap_bytes = 0; | |
5469 | ||
5470 | bool empty() { | |
5471 | return ls.empty(); | |
5472 | } | |
5473 | bool done() { | |
5474 | return pos >= ls.size(); | |
5475 | } | |
5476 | void reset() { | |
5477 | *this = ScrubMapBuilder(); | |
5478 | } | |
5479 | ||
5480 | bool data_done() { | |
5481 | return data_pos < 0; | |
5482 | } | |
5483 | ||
5484 | void next_object() { | |
5485 | ++pos; | |
5486 | data_pos = 0; | |
5487 | omap_pos.clear(); | |
5488 | omap_keys = 0; | |
5489 | omap_bytes = 0; | |
5490 | } | |
5491 | ||
5492 | friend ostream& operator<<(ostream& out, const ScrubMapBuilder& pos) { | |
5493 | out << "(" << pos.pos << "/" << pos.ls.size(); | |
5494 | if (pos.pos < pos.ls.size()) { | |
5495 | out << " " << pos.ls[pos.pos]; | |
5496 | } | |
5497 | if (pos.data_pos < 0) { | |
5498 | out << " byte " << pos.data_pos; | |
5499 | } | |
5500 | if (!pos.omap_pos.empty()) { | |
5501 | out << " key " << pos.omap_pos; | |
5502 | } | |
5503 | if (pos.deep) { | |
5504 | out << " deep"; | |
5505 | } | |
5506 | if (pos.ret) { | |
5507 | out << " ret " << pos.ret; | |
5508 | } | |
5509 | return out << ")"; | |
5510 | } | |
5511 | }; | |
5512 | ||
7c673cae FG |
5513 | struct OSDOp { |
5514 | ceph_osd_op op; | |
5515 | sobject_t soid; | |
5516 | ||
5517 | bufferlist indata, outdata; | |
224ce89b | 5518 | errorcode32_t rval; |
7c673cae FG |
5519 | |
5520 | OSDOp() : rval(0) { | |
5521 | memset(&op, 0, sizeof(ceph_osd_op)); | |
5522 | } | |
5523 | ||
5524 | /** | |
5525 | * split a bufferlist into constituent indata members of a vector of OSDOps | |
5526 | * | |
5527 | * @param ops [out] vector of OSDOps | |
5528 | * @param in [in] combined data buffer | |
5529 | */ | |
5530 | static void split_osd_op_vector_in_data(vector<OSDOp>& ops, bufferlist& in); | |
5531 | ||
5532 | /** | |
5533 | * merge indata members of a vector of OSDOp into a single bufferlist | |
5534 | * | |
5535 | * Notably this also encodes certain other OSDOp data into the data | |
5536 | * buffer, including the sobject_t soid. | |
5537 | * | |
5538 | * @param ops [in] vector of OSDOps | |
5539 | * @param out [out] combined data buffer | |
5540 | */ | |
5541 | static void merge_osd_op_vector_in_data(vector<OSDOp>& ops, bufferlist& out); | |
5542 | ||
5543 | /** | |
5544 | * split a bufferlist into constituent outdata members of a vector of OSDOps | |
5545 | * | |
5546 | * @param ops [out] vector of OSDOps | |
5547 | * @param in [in] combined data buffer | |
5548 | */ | |
5549 | static void split_osd_op_vector_out_data(vector<OSDOp>& ops, bufferlist& in); | |
5550 | ||
5551 | /** | |
5552 | * merge outdata members of a vector of OSDOps into a single bufferlist | |
5553 | * | |
5554 | * @param ops [in] vector of OSDOps | |
5555 | * @param out [out] combined data buffer | |
5556 | */ | |
5557 | static void merge_osd_op_vector_out_data(vector<OSDOp>& ops, bufferlist& out); | |
224ce89b WB |
5558 | |
5559 | /** | |
5560 | * Clear data as much as possible, leave minimal data for historical op dump | |
5561 | * | |
5562 | * @param ops [in] vector of OSDOps | |
5563 | */ | |
5564 | static void clear_data(vector<OSDOp>& ops); | |
7c673cae FG |
5565 | }; |
5566 | ||
5567 | ostream& operator<<(ostream& out, const OSDOp& op); | |
5568 | ||
5569 | struct watch_item_t { | |
5570 | entity_name_t name; | |
5571 | uint64_t cookie; | |
5572 | uint32_t timeout_seconds; | |
5573 | entity_addr_t addr; | |
5574 | ||
5575 | watch_item_t() : cookie(0), timeout_seconds(0) { } | |
5576 | watch_item_t(entity_name_t name, uint64_t cookie, uint32_t timeout, | |
5577 | const entity_addr_t& addr) | |
5578 | : name(name), cookie(cookie), timeout_seconds(timeout), | |
5579 | addr(addr) { } | |
5580 | ||
5581 | void encode(bufferlist &bl, uint64_t features) const { | |
5582 | ENCODE_START(2, 1, bl); | |
11fdf7f2 TL |
5583 | encode(name, bl); |
5584 | encode(cookie, bl); | |
5585 | encode(timeout_seconds, bl); | |
5586 | encode(addr, bl, features); | |
7c673cae FG |
5587 | ENCODE_FINISH(bl); |
5588 | } | |
11fdf7f2 | 5589 | void decode(bufferlist::const_iterator &bl) { |
7c673cae | 5590 | DECODE_START(2, bl); |
11fdf7f2 TL |
5591 | decode(name, bl); |
5592 | decode(cookie, bl); | |
5593 | decode(timeout_seconds, bl); | |
7c673cae | 5594 | if (struct_v >= 2) { |
11fdf7f2 | 5595 | decode(addr, bl); |
7c673cae FG |
5596 | } |
5597 | DECODE_FINISH(bl); | |
5598 | } | |
5599 | }; | |
5600 | WRITE_CLASS_ENCODER_FEATURES(watch_item_t) | |
5601 | ||
5602 | struct obj_watch_item_t { | |
5603 | hobject_t obj; | |
5604 | watch_item_t wi; | |
5605 | }; | |
5606 | ||
5607 | /** | |
5608 | * obj list watch response format | |
5609 | * | |
5610 | */ | |
5611 | struct obj_list_watch_response_t { | |
5612 | list<watch_item_t> entries; | |
5613 | ||
5614 | void encode(bufferlist& bl, uint64_t features) const { | |
5615 | ENCODE_START(1, 1, bl); | |
11fdf7f2 | 5616 | encode(entries, bl, features); |
7c673cae FG |
5617 | ENCODE_FINISH(bl); |
5618 | } | |
11fdf7f2 | 5619 | void decode(bufferlist::const_iterator& bl) { |
7c673cae | 5620 | DECODE_START(1, bl); |
11fdf7f2 | 5621 | decode(entries, bl); |
7c673cae FG |
5622 | DECODE_FINISH(bl); |
5623 | } | |
5624 | void dump(Formatter *f) const { | |
5625 | f->open_array_section("entries"); | |
5626 | for (list<watch_item_t>::const_iterator p = entries.begin(); p != entries.end(); ++p) { | |
5627 | f->open_object_section("watch"); | |
5628 | f->dump_stream("watcher") << p->name; | |
5629 | f->dump_int("cookie", p->cookie); | |
5630 | f->dump_int("timeout", p->timeout_seconds); | |
5631 | f->open_object_section("addr"); | |
5632 | p->addr.dump(f); | |
5633 | f->close_section(); | |
5634 | f->close_section(); | |
5635 | } | |
5636 | f->close_section(); | |
5637 | } | |
5638 | static void generate_test_instances(list<obj_list_watch_response_t*>& o) { | |
5639 | entity_addr_t ea; | |
5640 | o.push_back(new obj_list_watch_response_t); | |
5641 | o.push_back(new obj_list_watch_response_t); | |
5642 | ea.set_type(entity_addr_t::TYPE_LEGACY); | |
5643 | ea.set_nonce(1000); | |
5644 | ea.set_family(AF_INET); | |
5645 | ea.set_in4_quad(0, 127); | |
5646 | ea.set_in4_quad(1, 0); | |
5647 | ea.set_in4_quad(2, 0); | |
5648 | ea.set_in4_quad(3, 1); | |
5649 | ea.set_port(1024); | |
5650 | o.back()->entries.push_back(watch_item_t(entity_name_t(entity_name_t::TYPE_CLIENT, 1), 10, 30, ea)); | |
5651 | ea.set_nonce(1001); | |
5652 | ea.set_in4_quad(3, 2); | |
5653 | ea.set_port(1025); | |
5654 | o.back()->entries.push_back(watch_item_t(entity_name_t(entity_name_t::TYPE_CLIENT, 2), 20, 60, ea)); | |
5655 | } | |
5656 | }; | |
5657 | WRITE_CLASS_ENCODER_FEATURES(obj_list_watch_response_t) | |
5658 | ||
5659 | struct clone_info { | |
5660 | snapid_t cloneid; | |
5661 | vector<snapid_t> snaps; // ascending | |
5662 | vector< pair<uint64_t,uint64_t> > overlap; | |
5663 | uint64_t size; | |
5664 | ||
5665 | clone_info() : cloneid(CEPH_NOSNAP), size(0) {} | |
5666 | ||
5667 | void encode(bufferlist& bl) const { | |
5668 | ENCODE_START(1, 1, bl); | |
11fdf7f2 TL |
5669 | encode(cloneid, bl); |
5670 | encode(snaps, bl); | |
5671 | encode(overlap, bl); | |
5672 | encode(size, bl); | |
7c673cae FG |
5673 | ENCODE_FINISH(bl); |
5674 | } | |
11fdf7f2 | 5675 | void decode(bufferlist::const_iterator& bl) { |
7c673cae | 5676 | DECODE_START(1, bl); |
11fdf7f2 TL |
5677 | decode(cloneid, bl); |
5678 | decode(snaps, bl); | |
5679 | decode(overlap, bl); | |
5680 | decode(size, bl); | |
7c673cae FG |
5681 | DECODE_FINISH(bl); |
5682 | } | |
5683 | void dump(Formatter *f) const { | |
5684 | if (cloneid == CEPH_NOSNAP) | |
5685 | f->dump_string("cloneid", "HEAD"); | |
5686 | else | |
5687 | f->dump_unsigned("cloneid", cloneid.val); | |
5688 | f->open_array_section("snapshots"); | |
5689 | for (vector<snapid_t>::const_iterator p = snaps.begin(); p != snaps.end(); ++p) { | |
5690 | f->open_object_section("snap"); | |
5691 | f->dump_unsigned("id", p->val); | |
5692 | f->close_section(); | |
5693 | } | |
5694 | f->close_section(); | |
5695 | f->open_array_section("overlaps"); | |
5696 | for (vector< pair<uint64_t,uint64_t> >::const_iterator q = overlap.begin(); | |
5697 | q != overlap.end(); ++q) { | |
5698 | f->open_object_section("overlap"); | |
5699 | f->dump_unsigned("offset", q->first); | |
5700 | f->dump_unsigned("length", q->second); | |
5701 | f->close_section(); | |
5702 | } | |
5703 | f->close_section(); | |
5704 | f->dump_unsigned("size", size); | |
5705 | } | |
5706 | static void generate_test_instances(list<clone_info*>& o) { | |
5707 | o.push_back(new clone_info); | |
5708 | o.push_back(new clone_info); | |
5709 | o.back()->cloneid = 1; | |
5710 | o.back()->snaps.push_back(1); | |
5711 | o.back()->overlap.push_back(pair<uint64_t,uint64_t>(0,4096)); | |
5712 | o.back()->overlap.push_back(pair<uint64_t,uint64_t>(8192,4096)); | |
5713 | o.back()->size = 16384; | |
5714 | o.push_back(new clone_info); | |
5715 | o.back()->cloneid = CEPH_NOSNAP; | |
5716 | o.back()->size = 32768; | |
5717 | } | |
5718 | }; | |
5719 | WRITE_CLASS_ENCODER(clone_info) | |
5720 | ||
5721 | /** | |
5722 | * obj list snaps response format | |
5723 | * | |
5724 | */ | |
5725 | struct obj_list_snap_response_t { | |
5726 | vector<clone_info> clones; // ascending | |
5727 | snapid_t seq; | |
5728 | ||
5729 | void encode(bufferlist& bl) const { | |
5730 | ENCODE_START(2, 1, bl); | |
11fdf7f2 TL |
5731 | encode(clones, bl); |
5732 | encode(seq, bl); | |
7c673cae FG |
5733 | ENCODE_FINISH(bl); |
5734 | } | |
11fdf7f2 | 5735 | void decode(bufferlist::const_iterator& bl) { |
7c673cae | 5736 | DECODE_START(2, bl); |
11fdf7f2 | 5737 | decode(clones, bl); |
7c673cae | 5738 | if (struct_v >= 2) |
11fdf7f2 | 5739 | decode(seq, bl); |
7c673cae FG |
5740 | else |
5741 | seq = CEPH_NOSNAP; | |
5742 | DECODE_FINISH(bl); | |
5743 | } | |
5744 | void dump(Formatter *f) const { | |
5745 | f->open_array_section("clones"); | |
5746 | for (vector<clone_info>::const_iterator p = clones.begin(); p != clones.end(); ++p) { | |
5747 | f->open_object_section("clone"); | |
5748 | p->dump(f); | |
5749 | f->close_section(); | |
5750 | } | |
5751 | f->dump_unsigned("seq", seq); | |
5752 | f->close_section(); | |
5753 | } | |
5754 | static void generate_test_instances(list<obj_list_snap_response_t*>& o) { | |
5755 | o.push_back(new obj_list_snap_response_t); | |
5756 | o.push_back(new obj_list_snap_response_t); | |
5757 | clone_info cl; | |
5758 | cl.cloneid = 1; | |
5759 | cl.snaps.push_back(1); | |
5760 | cl.overlap.push_back(pair<uint64_t,uint64_t>(0,4096)); | |
5761 | cl.overlap.push_back(pair<uint64_t,uint64_t>(8192,4096)); | |
5762 | cl.size = 16384; | |
5763 | o.back()->clones.push_back(cl); | |
5764 | cl.cloneid = CEPH_NOSNAP; | |
5765 | cl.snaps.clear(); | |
5766 | cl.overlap.clear(); | |
5767 | cl.size = 32768; | |
5768 | o.back()->clones.push_back(cl); | |
5769 | o.back()->seq = 123; | |
5770 | } | |
5771 | }; | |
5772 | ||
5773 | WRITE_CLASS_ENCODER(obj_list_snap_response_t) | |
5774 | ||
5775 | // PromoteCounter | |
5776 | ||
5777 | struct PromoteCounter { | |
11fdf7f2 TL |
5778 | std::atomic<unsigned long long> attempts{0}; |
5779 | std::atomic<unsigned long long> objects{0}; | |
5780 | std::atomic<unsigned long long> bytes{0}; | |
7c673cae FG |
5781 | |
5782 | void attempt() { | |
5783 | attempts++; | |
5784 | } | |
5785 | ||
5786 | void finish(uint64_t size) { | |
5787 | objects++; | |
5788 | bytes += size; | |
5789 | } | |
5790 | ||
5791 | void sample_and_attenuate(uint64_t *a, uint64_t *o, uint64_t *b) { | |
5792 | *a = attempts; | |
5793 | *o = objects; | |
5794 | *b = bytes; | |
5795 | attempts = *a / 2; | |
5796 | objects = *o / 2; | |
5797 | bytes = *b / 2; | |
5798 | } | |
5799 | }; | |
5800 | ||
11fdf7f2 TL |
5801 | struct pool_pg_num_history_t { |
5802 | /// last epoch updated | |
5803 | epoch_t epoch = 0; | |
5804 | /// poolid -> epoch -> pg_num | |
5805 | map<int64_t,map<epoch_t,uint32_t>> pg_nums; | |
5806 | /// pair(epoch, poolid) | |
5807 | set<pair<epoch_t,int64_t>> deleted_pools; | |
7c673cae | 5808 | |
11fdf7f2 TL |
5809 | void log_pg_num_change(epoch_t epoch, int64_t pool, uint32_t pg_num) { |
5810 | pg_nums[pool][epoch] = pg_num; | |
5811 | } | |
5812 | void log_pool_delete(epoch_t epoch, int64_t pool) { | |
5813 | deleted_pools.insert(make_pair(epoch, pool)); | |
5814 | } | |
7c673cae | 5815 | |
11fdf7f2 TL |
5816 | /// prune history based on oldest osdmap epoch in the cluster |
5817 | void prune(epoch_t oldest_epoch) { | |
5818 | auto i = deleted_pools.begin(); | |
5819 | while (i != deleted_pools.end()) { | |
5820 | if (i->first >= oldest_epoch) { | |
5821 | break; | |
5822 | } | |
5823 | pg_nums.erase(i->second); | |
5824 | i = deleted_pools.erase(i); | |
5825 | } | |
5826 | for (auto& j : pg_nums) { | |
5827 | auto k = j.second.lower_bound(oldest_epoch); | |
5828 | // keep this and the entry before it (just to be paranoid) | |
5829 | if (k != j.second.begin()) { | |
5830 | --k; | |
5831 | j.second.erase(j.second.begin(), k); | |
5832 | } | |
5833 | } | |
5834 | } | |
5835 | ||
5836 | void encode(bufferlist& bl) const { | |
5837 | ENCODE_START(1, 1, bl); | |
5838 | encode(epoch, bl); | |
5839 | encode(pg_nums, bl); | |
5840 | encode(deleted_pools, bl); | |
5841 | ENCODE_FINISH(bl); | |
5842 | } | |
5843 | void decode(bufferlist::const_iterator& p) { | |
5844 | DECODE_START(1, p); | |
5845 | decode(epoch, p); | |
5846 | decode(pg_nums, p); | |
5847 | decode(deleted_pools, p); | |
5848 | DECODE_FINISH(p); | |
5849 | } | |
5850 | void dump(Formatter *f) const { | |
5851 | f->dump_unsigned("epoch", epoch); | |
5852 | f->open_object_section("pools"); | |
5853 | for (auto& i : pg_nums) { | |
5854 | f->open_object_section("pool"); | |
5855 | f->dump_unsigned("pool_id", i.first); | |
5856 | f->open_array_section("changes"); | |
5857 | for (auto& j : i.second) { | |
5858 | f->open_object_section("change"); | |
5859 | f->dump_unsigned("epoch", j.first); | |
5860 | f->dump_unsigned("pg_num", j.second); | |
5861 | f->close_section(); | |
5862 | } | |
5863 | f->close_section(); | |
5864 | f->close_section(); | |
5865 | } | |
5866 | f->close_section(); | |
5867 | f->open_array_section("deleted_pools"); | |
5868 | for (auto& i : deleted_pools) { | |
5869 | f->open_object_section("deletion"); | |
5870 | f->dump_unsigned("pool_id", i.second); | |
5871 | f->dump_unsigned("epoch", i.first); | |
5872 | f->close_section(); | |
5873 | } | |
5874 | f->close_section(); | |
5875 | } | |
5876 | static void generate_test_instances(list<pool_pg_num_history_t*>& ls) { | |
5877 | ls.push_back(new pool_pg_num_history_t); | |
5878 | } | |
5879 | friend ostream& operator<<(ostream& out, const pool_pg_num_history_t& h) { | |
5880 | return out << "pg_num_history(e" << h.epoch | |
5881 | << " pg_nums " << h.pg_nums | |
5882 | << " deleted_pools " << h.deleted_pools | |
5883 | << ")"; | |
7c673cae | 5884 | } |
7c673cae | 5885 | }; |
11fdf7f2 TL |
5886 | WRITE_CLASS_ENCODER(pool_pg_num_history_t) |
5887 | ||
5888 | // omap specific stats | |
5889 | struct omap_stat_t { | |
5890 | int large_omap_objects; | |
5891 | int64_t omap_bytes; | |
5892 | int64_t omap_keys; | |
5893 | }; | |
7c673cae FG |
5894 | |
5895 | #endif |