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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2012 New Dream Network | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License version 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | */ | |
13 | #include <stdio.h> | |
14 | #include <string.h> | |
15 | #include <iostream> | |
16 | #include <time.h> | |
17 | #include <stdlib.h> | |
18 | #include <signal.h> | |
19 | #include "os/ObjectStore.h" | |
20 | #include "common/ceph_argparse.h" | |
21 | #include "global/global_init.h" | |
22 | #include "common/debug.h" | |
23 | #include <boost/scoped_ptr.hpp> | |
24 | #include <boost/lexical_cast.hpp> | |
25 | #include "TestObjectStoreState.h" | |
11fdf7f2 | 26 | #include "include/ceph_assert.h" |
7c673cae FG |
27 | |
28 | #define dout_context g_ceph_context | |
29 | #define dout_subsys ceph_subsys_filestore | |
30 | #undef dout_prefix | |
31 | #define dout_prefix *_dout << "ceph_test_objectstore_state " | |
32 | ||
20effc67 TL |
33 | using namespace std; |
34 | ||
7c673cae FG |
35 | void TestObjectStoreState::init(int colls, int objs) |
36 | { | |
37 | dout(5) << "init " << colls << " colls " << objs << " objs" << dendl; | |
38 | ||
7c673cae | 39 | ObjectStore::Transaction t; |
11fdf7f2 | 40 | auto meta_ch = m_store->create_new_collection(coll_t::meta()); |
7c673cae | 41 | t.create_collection(coll_t::meta(), 0); |
11fdf7f2 | 42 | m_store->queue_transaction(meta_ch, std::move(t)); |
7c673cae FG |
43 | |
44 | wait_for_ready(); | |
45 | ||
46 | int baseid = 0; | |
47 | for (int i = 0; i < colls; i++) { | |
11fdf7f2 TL |
48 | spg_t pgid(pg_t(i, 1), shard_id_t::NO_SHARD); |
49 | coll_t cid(pgid); | |
50 | auto ch = m_store->create_new_collection(cid); | |
51 | coll_entry_t *entry = coll_create(pgid, ch); | |
52 | dout(5) << "init create collection " << entry->m_cid | |
7c673cae FG |
53 | << " meta " << entry->m_meta_obj << dendl; |
54 | ||
55 | ObjectStore::Transaction *t = new ObjectStore::Transaction; | |
11fdf7f2 | 56 | t->create_collection(entry->m_cid, 32); |
7c673cae FG |
57 | bufferlist hint; |
58 | uint32_t pg_num = colls; | |
59 | uint64_t num_objs = uint64_t(objs / colls); | |
11fdf7f2 TL |
60 | encode(pg_num, hint); |
61 | encode(num_objs, hint); | |
62 | t->collection_hint(entry->m_cid, ObjectStore::Transaction::COLL_HINT_EXPECTED_NUM_OBJECTS, hint); | |
7c673cae | 63 | dout(5) << "give collection hint, number of objects per collection: " << num_objs << dendl; |
11fdf7f2 | 64 | t->touch(cid, entry->m_meta_obj); |
7c673cae FG |
65 | |
66 | for (int i = 0; i < objs; i++) { | |
67 | hobject_t *obj = entry->touch_obj(i + baseid); | |
11fdf7f2 | 68 | t->touch(entry->m_cid, ghobject_t(*obj)); |
7c673cae FG |
69 | ceph_assert(i + baseid == m_num_objects); |
70 | m_num_objects++; | |
71 | } | |
72 | baseid += objs; | |
73 | ||
11fdf7f2 TL |
74 | t->register_on_commit(new C_OnFinished(this)); |
75 | m_store->queue_transaction(entry->m_ch, std::move(*t), nullptr); | |
76 | ||
7c673cae FG |
77 | delete t; |
78 | inc_in_flight(); | |
79 | ||
11fdf7f2 TL |
80 | m_collections.insert(make_pair(cid, entry)); |
81 | rebuild_id_vec(); | |
7c673cae FG |
82 | m_next_coll_nr++; |
83 | } | |
31f18b77 | 84 | dout(5) << "init has " << m_in_flight.load() << "in-flight transactions" << dendl; |
7c673cae FG |
85 | wait_for_done(); |
86 | dout(5) << "init finished" << dendl; | |
87 | } | |
88 | ||
11fdf7f2 TL |
89 | TestObjectStoreState::coll_entry_t *TestObjectStoreState::coll_create( |
90 | spg_t pgid, ObjectStore::CollectionHandle ch) | |
7c673cae | 91 | { |
7c673cae | 92 | char meta_buf[100]; |
7c673cae | 93 | memset(meta_buf, 0, 100); |
11fdf7f2 TL |
94 | snprintf(meta_buf, 100, "pglog_0_head"); |
95 | return (new coll_entry_t(pgid, ch, meta_buf)); | |
7c673cae FG |
96 | } |
97 | ||
98 | TestObjectStoreState::coll_entry_t* | |
11fdf7f2 | 99 | TestObjectStoreState::get_coll(coll_t cid, bool erase) |
7c673cae | 100 | { |
11fdf7f2 | 101 | dout(5) << "get_coll id " << cid << dendl; |
7c673cae FG |
102 | |
103 | coll_entry_t *entry = NULL; | |
11fdf7f2 | 104 | auto it = m_collections.find(cid); |
7c673cae FG |
105 | if (it != m_collections.end()) { |
106 | entry = it->second; | |
107 | if (erase) { | |
108 | m_collections.erase(it); | |
11fdf7f2 | 109 | rebuild_id_vec(); |
7c673cae FG |
110 | } |
111 | } | |
112 | ||
11fdf7f2 | 113 | dout(5) << "get_coll id " << cid; |
7c673cae FG |
114 | if (!entry) |
115 | *_dout << " non-existent"; | |
116 | else | |
11fdf7f2 | 117 | *_dout << " name " << entry->m_cid; |
7c673cae FG |
118 | *_dout << dendl; |
119 | return entry; | |
120 | } | |
121 | ||
122 | TestObjectStoreState::coll_entry_t* | |
123 | TestObjectStoreState::get_coll_at(int pos, bool erase) | |
124 | { | |
125 | dout(5) << "get_coll_at pos " << pos << dendl; | |
126 | ||
127 | if (m_collections.empty()) | |
128 | return NULL; | |
129 | ||
11fdf7f2 | 130 | ceph_assert((size_t) pos < m_collections_ids.size()); |
7c673cae | 131 | |
11fdf7f2 TL |
132 | coll_t cid = m_collections_ids[pos]; |
133 | coll_entry_t *entry = m_collections[cid]; | |
7c673cae FG |
134 | |
135 | if (entry == NULL) { | |
136 | dout(5) << "get_coll_at pos " << pos << " non-existent" << dendl; | |
137 | return NULL; | |
138 | } | |
139 | ||
140 | if (erase) { | |
11fdf7f2 TL |
141 | m_collections.erase(cid); |
142 | rebuild_id_vec(); | |
7c673cae FG |
143 | } |
144 | ||
145 | dout(5) << "get_coll_at pos " << pos << ": " | |
11fdf7f2 | 146 | << entry->m_cid << "(removed: " << erase << ")" << dendl; |
7c673cae FG |
147 | |
148 | return entry; | |
149 | } | |
150 | ||
151 | TestObjectStoreState::coll_entry_t::~coll_entry_t() | |
152 | { | |
153 | if (m_objects.size() > 0) { | |
154 | map<int, hobject_t*>::iterator it = m_objects.begin(); | |
155 | for (; it != m_objects.end(); ++it) { | |
156 | hobject_t *obj = it->second; | |
157 | if (obj) { | |
158 | delete obj; | |
159 | } | |
160 | } | |
161 | m_objects.clear(); | |
162 | } | |
163 | } | |
164 | ||
165 | bool TestObjectStoreState::coll_entry_t::check_for_obj(int id) | |
166 | { | |
167 | if (m_objects.count(id)) | |
168 | return true; | |
169 | return false; | |
170 | } | |
171 | ||
172 | hobject_t *TestObjectStoreState::coll_entry_t::touch_obj(int id) | |
173 | { | |
174 | map<int, hobject_t*>::iterator it = m_objects.find(id); | |
175 | if (it != m_objects.end()) { | |
11fdf7f2 | 176 | dout(5) << "touch_obj coll id " << m_cid |
7c673cae FG |
177 | << " name " << it->second->oid.name << dendl; |
178 | return it->second; | |
179 | } | |
180 | ||
181 | char buf[100]; | |
182 | memset(buf, 0, 100); | |
183 | snprintf(buf, 100, "obj%d", id); | |
184 | ||
185 | hobject_t *obj = new hobject_t(sobject_t(object_t(buf), CEPH_NOSNAP)); | |
11fdf7f2 TL |
186 | obj->set_hash(m_pgid.ps()); |
187 | obj->pool = m_pgid.pool(); | |
7c673cae FG |
188 | m_objects.insert(make_pair(id, obj)); |
189 | ||
11fdf7f2 | 190 | dout(5) << "touch_obj coll id " << m_cid << " name " << buf << dendl; |
7c673cae FG |
191 | return obj; |
192 | } | |
193 | ||
194 | hobject_t *TestObjectStoreState::coll_entry_t::get_obj(int id) | |
195 | { | |
196 | return get_obj(id, false); | |
197 | } | |
198 | ||
199 | /** | |
200 | * remove_obj - Removes object without freeing it. | |
201 | * @param id Object's id in the map. | |
202 | * @return The object or NULL in case of error. | |
203 | */ | |
204 | hobject_t *TestObjectStoreState::coll_entry_t::remove_obj(int id) | |
205 | { | |
206 | return get_obj(id, true); | |
207 | } | |
208 | ||
209 | hobject_t *TestObjectStoreState::coll_entry_t::get_obj(int id, bool remove) | |
210 | { | |
211 | map<int, hobject_t*>::iterator it = m_objects.find(id); | |
212 | if (it == m_objects.end()) { | |
11fdf7f2 | 213 | dout(5) << "get_obj coll " << m_cid |
7c673cae FG |
214 | << " obj #" << id << " non-existent" << dendl; |
215 | return NULL; | |
216 | } | |
217 | ||
218 | hobject_t *obj = it->second; | |
219 | if (remove) | |
220 | m_objects.erase(it); | |
221 | ||
11fdf7f2 | 222 | dout(5) << "get_obj coll " << m_cid << " id " << id |
7c673cae FG |
223 | << ": " << obj->oid.name << "(removed: " << remove << ")" << dendl; |
224 | ||
225 | return obj; | |
226 | } | |
227 | ||
228 | hobject_t *TestObjectStoreState::coll_entry_t::get_obj_at(int pos, int *key) | |
229 | { | |
230 | return get_obj_at(pos, false, key); | |
231 | } | |
232 | ||
233 | /** | |
234 | * remove_obj_at - Removes object without freeing it. | |
235 | * @param pos The map's position in which the object lies. | |
236 | * @return The object or NULL in case of error. | |
237 | */ | |
238 | hobject_t *TestObjectStoreState::coll_entry_t::remove_obj_at(int pos, int *key) | |
239 | { | |
240 | return get_obj_at(pos, true, key); | |
241 | } | |
242 | ||
243 | hobject_t *TestObjectStoreState::coll_entry_t::get_obj_at(int pos, | |
244 | bool remove, int *key) | |
245 | { | |
246 | if (m_objects.empty()) { | |
11fdf7f2 | 247 | dout(5) << "get_obj_at coll " << m_cid << " pos " << pos |
7c673cae FG |
248 | << " in an empty collection" << dendl; |
249 | return NULL; | |
250 | } | |
251 | ||
252 | hobject_t *ret = NULL; | |
253 | map<int, hobject_t*>::iterator it = m_objects.begin(); | |
254 | for (int i = 0; it != m_objects.end(); ++it, i++) { | |
255 | if (i == pos) { | |
256 | ret = it->second; | |
257 | break; | |
258 | } | |
259 | } | |
260 | ||
261 | if (ret == NULL) { | |
11fdf7f2 | 262 | dout(5) << "get_obj_at coll " << m_cid << " pos " << pos |
7c673cae FG |
263 | << " non-existent" << dendl; |
264 | return NULL; | |
265 | } | |
266 | ||
267 | if (key != NULL) | |
268 | *key = it->first; | |
269 | ||
270 | if (remove) | |
271 | m_objects.erase(it); | |
272 | ||
11fdf7f2 | 273 | dout(5) << "get_obj_at coll id " << m_cid << " pos " << pos |
7c673cae FG |
274 | << ": " << ret->oid.name << "(removed: " << remove << ")" << dendl; |
275 | ||
276 | return ret; | |
277 | } | |
278 | ||
279 | hobject_t* | |
280 | TestObjectStoreState::coll_entry_t::replace_obj(int id, hobject_t *obj) { | |
281 | hobject_t *old_obj = remove_obj(id); | |
282 | m_objects.insert(make_pair(id, obj)); | |
283 | return old_obj; | |
284 | } | |
285 | ||
286 | int TestObjectStoreState::coll_entry_t::get_random_obj_id(rngen_t& gen) | |
287 | { | |
288 | ceph_assert(!m_objects.empty()); | |
289 | ||
290 | boost::uniform_int<> orig_obj_rng(0, m_objects.size()-1); | |
291 | int pos = orig_obj_rng(gen); | |
292 | map<int, hobject_t*>::iterator it = m_objects.begin(); | |
293 | for (int i = 0; it != m_objects.end(); ++it, i++) { | |
294 | if (i == pos) { | |
295 | return it->first; | |
296 | } | |
297 | } | |
11fdf7f2 | 298 | ceph_abort_msg("INTERNAL ERROR"); |
7c673cae | 299 | } |