1 | |
2 | |
3 | |
4 | |
5 | |
6 | #ifndef ROCKSDB_LITE |
7 | #include "rocksdb/utilities/ldb_cmd.h" |
8 | |
9 | #ifndef __STDC_FORMAT_MACROS |
10 | #define __STDC_FORMAT_MACROS |
11 | #endif |
12 | |
13 | #include <inttypes.h> |
14 | |
15 | #include "db/db_impl.h" |
16 | #include "db/dbformat.h" |
17 | #include "db/log_reader.h" |
18 | #include "db/write_batch_internal.h" |
19 | #include "port/port_dirent.h" |
20 | #include "rocksdb/cache.h" |
21 | #include "rocksdb/table_properties.h" |
22 | #include "rocksdb/utilities/backupable_db.h" |
23 | #include "rocksdb/utilities/checkpoint.h" |
24 | #include "rocksdb/utilities/debug.h" |
25 | #include "rocksdb/utilities/object_registry.h" |
26 | #include "rocksdb/utilities/options_util.h" |
27 | #include "rocksdb/write_batch.h" |
28 | #include "rocksdb/write_buffer_manager.h" |
29 | #include "table/scoped_arena_iterator.h" |
30 | #include "tools/ldb_cmd_impl.h" |
31 | #include "tools/sst_dump_tool_imp.h" |
32 | #include "util/cast_util.h" |
33 | #include "util/coding.h" |
34 | #include "util/filename.h" |
35 | #include "util/stderr_logger.h" |
36 | #include "util/string_util.h" |
37 | #include "utilities/ttl/db_ttl_impl.h" |
38 | |
39 | #include <cstdlib> |
40 | #include <ctime> |
41 | #include <fstream> |
42 | #include <functional> |
43 | #include <iostream> |
44 | #include <limits> |
45 | #include <sstream> |
46 | #include <stdexcept> |
47 | #include <string> |
48 | |
49 | namespace rocksdb { |
50 | |
51 | const std::string LDBCommand::ARG_DB = "db"; |
52 | const std::string LDBCommand::ARG_PATH = "path"; |
53 | const std::string LDBCommand::ARG_HEX = "hex"; |
54 | const std::string LDBCommand::ARG_KEY_HEX = "key_hex"; |
55 | const std::string LDBCommand::ARG_VALUE_HEX = "value_hex"; |
56 | const std::string LDBCommand::ARG_CF_NAME = "column_family"; |
57 | const std::string LDBCommand::ARG_TTL = "ttl"; |
58 | const std::string LDBCommand::ARG_TTL_START = "start_time"; |
59 | const std::string LDBCommand::ARG_TTL_END = "end_time"; |
60 | const std::string LDBCommand::ARG_TIMESTAMP = "timestamp"; |
61 | const std::string LDBCommand::ARG_TRY_LOAD_OPTIONS = "try_load_options"; |
62 | const std::string LDBCommand::ARG_IGNORE_UNKNOWN_OPTIONS = |
63 | "ignore_unknown_options"; |
64 | const std::string LDBCommand::ARG_FROM = "from"; |
65 | const std::string LDBCommand::ARG_TO = "to"; |
66 | const std::string LDBCommand::ARG_MAX_KEYS = "max_keys"; |
67 | const std::string LDBCommand::ARG_BLOOM_BITS = "bloom_bits"; |
68 | const std::string LDBCommand::ARG_FIX_PREFIX_LEN = "fix_prefix_len"; |
69 | const std::string LDBCommand::ARG_COMPRESSION_TYPE = "compression_type"; |
70 | const std::string LDBCommand::ARG_COMPRESSION_MAX_DICT_BYTES = |
71 | "compression_max_dict_bytes"; |
72 | const std::string LDBCommand::ARG_BLOCK_SIZE = "block_size"; |
73 | const std::string LDBCommand::ARG_AUTO_COMPACTION = "auto_compaction"; |
74 | const std::string LDBCommand::ARG_DB_WRITE_BUFFER_SIZE = "db_write_buffer_size"; |
75 | const std::string LDBCommand::ARG_WRITE_BUFFER_SIZE = "write_buffer_size"; |
76 | const std::string LDBCommand::ARG_FILE_SIZE = "file_size"; |
77 | const std::string LDBCommand::ARG_CREATE_IF_MISSING = "create_if_missing"; |
78 | const std::string LDBCommand::ARG_NO_VALUE = "no_value"; |
79 | |
80 | const char* LDBCommand::DELIM = " ==> "; |
81 | |
82 | namespace { |
83 | |
84 | void DumpWalFile(Options options, std::string wal_file, bool print_header, |
85 | bool print_values, bool is_write_committed, |
86 | LDBCommandExecuteResult* exec_state); |
87 | |
88 | void DumpSstFile(Options options, std::string filename, bool output_hex, |
89 | bool show_properties); |
90 | }; |
91 | |
92 | LDBCommand* LDBCommand::InitFromCmdLineArgs( |
93 | int argc, char** argv, const Options& options, |
94 | const LDBOptions& ldb_options, |
95 | const std::vector<ColumnFamilyDescriptor>* column_families) { |
96 | std::vector<std::string> args; |
97 | for (int i = 1; i < argc; i++) { |
98 | args.push_back(argv[i]); |
99 | } |
100 | return InitFromCmdLineArgs(args, options, ldb_options, column_families, |
101 | SelectCommand); |
102 | } |
103 | |
104 | |
105 | |
106 | |
107 | |
108 | |
109 | |
110 | |
111 | |
112 | |
113 | |
114 | LDBCommand* LDBCommand::InitFromCmdLineArgs( |
115 | const std::vector<std::string>& args, const Options& options, |
116 | const LDBOptions& ldb_options, |
117 | const std::vector<ColumnFamilyDescriptor>* , |
118 | const std::function<LDBCommand*(const ParsedParams&)>& selector) { |
119 | |
120 | |
121 | |
122 | |
123 | |
124 | ParsedParams parsed_params; |
125 | |
126 | |
127 | |
128 | std::vector<std::string> cmdTokens; |
129 | |
130 | const std::string OPTION_PREFIX = "--"; |
131 | |
132 | for (const auto& arg : args) { |
133 | if (arg[0] == '-' && arg[1] == '-'){ |
134 | std::vector<std::string> splits = StringSplit(arg, '='); |
135 | |
136 | if (splits.size() == 2) { |
137 | std::string optionKey = splits[0].substr(OPTION_PREFIX.size()); |
138 | parsed_params.option_map[optionKey] = splits[1]; |
139 | } else if (splits.size() == 1) { |
140 | |
141 | std::string optionKey = splits[0].substr(OPTION_PREFIX.size()); |
142 | parsed_params.flags.push_back(optionKey); |
143 | } else { |
144 | |
145 | std::string optionKey = splits[0].substr(OPTION_PREFIX.size()); |
146 | parsed_params.option_map[optionKey] = |
147 | arg.substr(splits[0].length() + 1); |
148 | } |
149 | } else { |
150 | cmdTokens.push_back(arg); |
151 | } |
152 | } |
153 | |
154 | if (cmdTokens.size() < 1) { |
155 | fprintf(stderrstderr, "Command not specified!"); |
156 | return nullptr; |
157 | } |
158 | |
159 | parsed_params.cmd = cmdTokens[0]; |
160 | parsed_params.cmd_params.assign(cmdTokens.begin() + 1, cmdTokens.end()); |
161 | |
162 | LDBCommand* command = selector(parsed_params); |
163 | |
164 | if (command) { |
165 | command->SetDBOptions(options); |
166 | command->SetLDBOptions(ldb_options); |
167 | } |
168 | return command; |
169 | } |
170 | |
171 | LDBCommand* LDBCommand::SelectCommand(const ParsedParams& parsed_params) { |
172 | if (parsed_params.cmd == GetCommand::Name()) { |
173 | return new GetCommand(parsed_params.cmd_params, parsed_params.option_map, |
174 | parsed_params.flags); |
175 | } else if (parsed_params.cmd == PutCommand::Name()) { |
176 | return new PutCommand(parsed_params.cmd_params, parsed_params.option_map, |
177 | parsed_params.flags); |
178 | } else if (parsed_params.cmd == BatchPutCommand::Name()) { |
179 | return new BatchPutCommand(parsed_params.cmd_params, |
180 | parsed_params.option_map, parsed_params.flags); |
181 | } else if (parsed_params.cmd == ScanCommand::Name()) { |
182 | return new ScanCommand(parsed_params.cmd_params, parsed_params.option_map, |
183 | parsed_params.flags); |
184 | } else if (parsed_params.cmd == DeleteCommand::Name()) { |
185 | return new DeleteCommand(parsed_params.cmd_params, parsed_params.option_map, |
186 | parsed_params.flags); |
187 | } else if (parsed_params.cmd == DeleteRangeCommand::Name()) { |
188 | return new DeleteRangeCommand(parsed_params.cmd_params, |
189 | parsed_params.option_map, |
190 | parsed_params.flags); |
191 | } else if (parsed_params.cmd == ApproxSizeCommand::Name()) { |
192 | return new ApproxSizeCommand(parsed_params.cmd_params, |
193 | parsed_params.option_map, parsed_params.flags); |
194 | } else if (parsed_params.cmd == DBQuerierCommand::Name()) { |
195 | return new DBQuerierCommand(parsed_params.cmd_params, |
196 | parsed_params.option_map, parsed_params.flags); |
197 | } else if (parsed_params.cmd == CompactorCommand::Name()) { |
198 | return new CompactorCommand(parsed_params.cmd_params, |
199 | parsed_params.option_map, parsed_params.flags); |
200 | } else if (parsed_params.cmd == WALDumperCommand::Name()) { |
201 | return new WALDumperCommand(parsed_params.cmd_params, |
202 | parsed_params.option_map, parsed_params.flags); |
203 | } else if (parsed_params.cmd == ReduceDBLevelsCommand::Name()) { |
204 | return new ReduceDBLevelsCommand(parsed_params.cmd_params, |
205 | parsed_params.option_map, |
206 | parsed_params.flags); |
207 | } else if (parsed_params.cmd == ChangeCompactionStyleCommand::Name()) { |
208 | return new ChangeCompactionStyleCommand(parsed_params.cmd_params, |
209 | parsed_params.option_map, |
210 | parsed_params.flags); |
211 | } else if (parsed_params.cmd == DBDumperCommand::Name()) { |
212 | return new DBDumperCommand(parsed_params.cmd_params, |
213 | parsed_params.option_map, parsed_params.flags); |
214 | } else if (parsed_params.cmd == DBLoaderCommand::Name()) { |
215 | return new DBLoaderCommand(parsed_params.cmd_params, |
216 | parsed_params.option_map, parsed_params.flags); |
217 | } else if (parsed_params.cmd == ManifestDumpCommand::Name()) { |
218 | return new ManifestDumpCommand(parsed_params.cmd_params, |
219 | parsed_params.option_map, |
220 | parsed_params.flags); |
221 | } else if (parsed_params.cmd == ListColumnFamiliesCommand::Name()) { |
222 | return new ListColumnFamiliesCommand(parsed_params.cmd_params, |
223 | parsed_params.option_map, |
224 | parsed_params.flags); |
225 | } else if (parsed_params.cmd == CreateColumnFamilyCommand::Name()) { |
226 | return new CreateColumnFamilyCommand(parsed_params.cmd_params, |
227 | parsed_params.option_map, |
228 | parsed_params.flags); |
229 | } else if (parsed_params.cmd == DBFileDumperCommand::Name()) { |
230 | return new DBFileDumperCommand(parsed_params.cmd_params, |
231 | parsed_params.option_map, |
232 | parsed_params.flags); |
233 | } else if (parsed_params.cmd == InternalDumpCommand::Name()) { |
234 | return new InternalDumpCommand(parsed_params.cmd_params, |
235 | parsed_params.option_map, |
236 | parsed_params.flags); |
237 | } else if (parsed_params.cmd == CheckConsistencyCommand::Name()) { |
238 | return new CheckConsistencyCommand(parsed_params.cmd_params, |
239 | parsed_params.option_map, |
240 | parsed_params.flags); |
241 | } else if (parsed_params.cmd == CheckPointCommand::Name()) { |
242 | return new CheckPointCommand(parsed_params.cmd_params, |
243 | parsed_params.option_map, |
244 | parsed_params.flags); |
245 | } else if (parsed_params.cmd == RepairCommand::Name()) { |
246 | return new RepairCommand(parsed_params.cmd_params, parsed_params.option_map, |
247 | parsed_params.flags); |
248 | } else if (parsed_params.cmd == BackupCommand::Name()) { |
249 | return new BackupCommand(parsed_params.cmd_params, parsed_params.option_map, |
250 | parsed_params.flags); |
251 | } else if (parsed_params.cmd == RestoreCommand::Name()) { |
252 | return new RestoreCommand(parsed_params.cmd_params, |
253 | parsed_params.option_map, parsed_params.flags); |
254 | } else if (parsed_params.cmd == WriteExternalSstFilesCommand::Name()) { |
255 | return new WriteExternalSstFilesCommand(parsed_params.cmd_params, |
256 | parsed_params.option_map, |
257 | parsed_params.flags); |
258 | } else if (parsed_params.cmd == IngestExternalSstFilesCommand::Name()) { |
259 | return new IngestExternalSstFilesCommand(parsed_params.cmd_params, |
260 | parsed_params.option_map, |
261 | parsed_params.flags); |
262 | } |
263 | return nullptr; |
264 | } |
265 | |
266 | |
267 | void LDBCommand::Run() { |
268 | if (!exec_state_.IsNotStarted()) { |
269 | return; |
270 | } |
271 | |
272 | if (db_ == nullptr && !NoDBOpen()) { |
273 | OpenDB(); |
274 | if (exec_state_.IsFailed() && try_load_options_) { |
275 | |
276 | |
277 | |
278 | return; |
279 | } |
280 | } |
281 | |
282 | |
283 | |
284 | DoCommand(); |
285 | |
286 | if (exec_state_.IsNotStarted()) { |
287 | exec_state_ = LDBCommandExecuteResult::Succeed(""); |
288 | } |
289 | |
290 | if (db_ != nullptr) { |
291 | CloseDB(); |
292 | } |
293 | } |
294 | |
295 | LDBCommand::LDBCommand(const std::map<std::string, std::string>& options, |
296 | const std::vector<std::string>& flags, bool is_read_only, |
297 | const std::vector<std::string>& valid_cmd_line_options) |
298 | : db_(nullptr), |
299 | db_ttl_(nullptr), |
300 | is_read_only_(is_read_only), |
301 | is_key_hex_(false), |
302 | is_value_hex_(false), |
303 | is_db_ttl_(false), |
304 | timestamp_(false), |
305 | try_load_options_(false), |
306 | ignore_unknown_options_(false), |
307 | create_if_missing_(false), |
308 | option_map_(options), |
309 | flags_(flags), |
310 | valid_cmd_line_options_(valid_cmd_line_options) { |
311 | std::map<std::string, std::string>::const_iterator itr = options.find(ARG_DB); |
312 | if (itr != options.end()) { |
313 | db_path_ = itr->second; |
314 | } |
315 | |
316 | itr = options.find(ARG_CF_NAME); |
317 | if (itr != options.end()) { |
318 | column_family_name_ = itr->second; |
319 | } else { |
320 | column_family_name_ = kDefaultColumnFamilyName; |
321 | } |
322 | |
323 | is_key_hex_ = IsKeyHex(options, flags); |
324 | is_value_hex_ = IsValueHex(options, flags); |
325 | is_db_ttl_ = IsFlagPresent(flags, ARG_TTL); |
326 | timestamp_ = IsFlagPresent(flags, ARG_TIMESTAMP); |
327 | try_load_options_ = IsFlagPresent(flags, ARG_TRY_LOAD_OPTIONS); |
328 | ignore_unknown_options_ = IsFlagPresent(flags, ARG_IGNORE_UNKNOWN_OPTIONS); |
329 | } |
330 | |
331 | void LDBCommand::OpenDB() { |
332 | if (!create_if_missing_ && try_load_options_) { |
| 8 | | Assuming the condition is true | |
|
| 9 | | Assuming the condition is true | |
|
| |
333 | Status s = LoadLatestOptions(db_path_, Env::Default(), &options_, |
334 | &column_families_, ignore_unknown_options_); |
335 | if (!s.ok() && !s.IsNotFound()) { |
| |
336 | |
337 | std::string msg = s.ToString(); |
338 | exec_state_ = LDBCommandExecuteResult::Failed(msg); |
339 | db_ = nullptr; |
| 12 | | Null pointer value stored to field 'db_' | |
|
340 | return; |
341 | } |
342 | if (options_.env->FileExists(options_.wal_dir).IsNotFound()) { |
343 | options_.wal_dir = db_path_; |
344 | fprintf( |
345 | stderrstderr, |
346 | "wal_dir loaded from the option file doesn't exist. Ignore it.\n"); |
347 | } |
348 | } |
349 | options_ = PrepareOptionsForOpenDB(); |
350 | if (!exec_state_.IsNotStarted()) { |
351 | return; |
352 | } |
353 | |
354 | Status st; |
355 | std::vector<ColumnFamilyHandle*> handles_opened; |
356 | if (is_db_ttl_) { |
357 | |
358 | if (!column_family_name_.empty() || !column_families_.empty()) { |
359 | exec_state_ = LDBCommandExecuteResult::Failed( |
360 | "ldb doesn't support TTL DB with multiple column families"); |
361 | } |
362 | if (is_read_only_) { |
363 | st = DBWithTTL::Open(options_, db_path_, &db_ttl_, 0, true); |
364 | } else { |
365 | st = DBWithTTL::Open(options_, db_path_, &db_ttl_); |
366 | } |
367 | db_ = db_ttl_; |
368 | } else { |
369 | if (column_families_.empty()) { |
370 | |
371 | std::vector<std::string> cf_list; |
372 | st = DB::ListColumnFamilies(DBOptions(), db_path_, &cf_list); |
373 | |
374 | |
375 | |
376 | |
377 | if (st.ok() && cf_list.size() > 1) { |
378 | |
379 | for (auto cf_name : cf_list) { |
380 | column_families_.emplace_back(cf_name, options_); |
381 | } |
382 | } |
383 | } |
384 | if (is_read_only_) { |
385 | if (column_families_.empty()) { |
386 | st = DB::OpenForReadOnly(options_, db_path_, &db_); |
387 | } else { |
388 | st = DB::OpenForReadOnly(options_, db_path_, column_families_, |
389 | &handles_opened, &db_); |
390 | } |
391 | } else { |
392 | if (column_families_.empty()) { |
393 | st = DB::Open(options_, db_path_, &db_); |
394 | } else { |
395 | st = DB::Open(options_, db_path_, column_families_, &handles_opened, |
396 | &db_); |
397 | } |
398 | } |
399 | } |
400 | if (!st.ok()) { |
401 | std::string msg = st.ToString(); |
402 | exec_state_ = LDBCommandExecuteResult::Failed(msg); |
403 | } else if (!handles_opened.empty()) { |
404 | assert(handles_opened.size() == column_families_.size())(static_cast<void> (0)); |
405 | bool found_cf_name = false; |
406 | for (size_t i = 0; i < handles_opened.size(); i++) { |
407 | cf_handles_[column_families_[i].name] = handles_opened[i]; |
408 | if (column_family_name_ == column_families_[i].name) { |
409 | found_cf_name = true; |
410 | } |
411 | } |
412 | if (!found_cf_name) { |
413 | exec_state_ = LDBCommandExecuteResult::Failed( |
414 | "Non-existing column family " + column_family_name_); |
415 | CloseDB(); |
416 | } |
417 | } else { |
418 | |
419 | assert(column_families_.empty())(static_cast<void> (0)); |
420 | if (column_family_name_ != kDefaultColumnFamilyName) { |
421 | exec_state_ = LDBCommandExecuteResult::Failed( |
422 | "Non-existing column family " + column_family_name_); |
423 | CloseDB(); |
424 | } |
425 | } |
426 | } |
427 | |
428 | void LDBCommand::CloseDB() { |
429 | if (db_ != nullptr) { |
430 | for (auto& pair : cf_handles_) { |
431 | delete pair.second; |
432 | } |
433 | delete db_; |
434 | db_ = nullptr; |
435 | } |
436 | } |
437 | |
438 | ColumnFamilyHandle* LDBCommand::GetCfHandle() { |
439 | if (!cf_handles_.empty()) { |
440 | auto it = cf_handles_.find(column_family_name_); |
441 | if (it == cf_handles_.end()) { |
442 | exec_state_ = LDBCommandExecuteResult::Failed( |
443 | "Cannot find column family " + column_family_name_); |
444 | } else { |
445 | return it->second; |
446 | } |
447 | } |
448 | return db_->DefaultColumnFamily(); |
449 | } |
450 | |
451 | std::vector<std::string> LDBCommand::BuildCmdLineOptions( |
452 | std::vector<std::string> options) { |
453 | std::vector<std::string> ret = {ARG_DB, |
454 | ARG_BLOOM_BITS, |
455 | ARG_BLOCK_SIZE, |
456 | ARG_AUTO_COMPACTION, |
457 | ARG_COMPRESSION_TYPE, |
458 | ARG_COMPRESSION_MAX_DICT_BYTES, |
459 | ARG_WRITE_BUFFER_SIZE, |
460 | ARG_FILE_SIZE, |
461 | ARG_FIX_PREFIX_LEN, |
462 | ARG_TRY_LOAD_OPTIONS, |
463 | ARG_IGNORE_UNKNOWN_OPTIONS, |
464 | ARG_CF_NAME}; |
465 | ret.insert(ret.end(), options.begin(), options.end()); |
466 | return ret; |
467 | } |
468 | |
469 | |
470 | |
471 | |
472 | |
473 | |
474 | |
475 | |
476 | bool LDBCommand::ParseIntOption( |
477 | const std::map<std::string, std::string>& , |
478 | const std::string& option, int& value, |
479 | LDBCommandExecuteResult& exec_state) { |
480 | std::map<std::string, std::string>::const_iterator itr = |
481 | option_map_.find(option); |
482 | if (itr != option_map_.end()) { |
483 | try { |
484 | #if defined(CYGWIN) |
485 | value = strtol(itr->second.c_str(), 0, 10); |
486 | #else |
487 | value = std::stoi(itr->second); |
488 | #endif |
489 | return true; |
490 | } catch (const std::invalid_argument&) { |
491 | exec_state = |
492 | LDBCommandExecuteResult::Failed(option + " has an invalid value."); |
493 | } catch (const std::out_of_range&) { |
494 | exec_state = LDBCommandExecuteResult::Failed( |
495 | option + " has a value out-of-range."); |
496 | } |
497 | } |
498 | return false; |
499 | } |
500 | |
501 | |
502 | |
503 | |
504 | |
505 | |
506 | bool LDBCommand::ParseStringOption( |
507 | const std::map<std::string, std::string>& , |
508 | const std::string& option, std::string* value) { |
509 | auto itr = option_map_.find(option); |
510 | if (itr != option_map_.end()) { |
511 | *value = itr->second; |
512 | return true; |
513 | } |
514 | return false; |
515 | } |
516 | |
517 | Options LDBCommand::PrepareOptionsForOpenDB() { |
518 | ColumnFamilyOptions* cf_opts; |
519 | auto column_families_iter = |
520 | std::find_if(column_families_.begin(), column_families_.end(), |
521 | [this](const ColumnFamilyDescriptor& cf_desc) { |
522 | return cf_desc.name == column_family_name_; |
523 | }); |
524 | if (column_families_iter != column_families_.end()) { |
525 | cf_opts = &column_families_iter->options; |
526 | } else { |
527 | cf_opts = static_cast<ColumnFamilyOptions*>(&options_); |
528 | } |
529 | DBOptions* db_opts = static_cast<DBOptions*>(&options_); |
530 | db_opts->create_if_missing = false; |
531 | |
532 | std::map<std::string, std::string>::const_iterator itr; |
533 | |
534 | BlockBasedTableOptions table_options; |
535 | bool use_table_options = false; |
536 | int bits; |
537 | if (ParseIntOption(option_map_, ARG_BLOOM_BITS, bits, exec_state_)) { |
538 | if (bits > 0) { |
539 | use_table_options = true; |
540 | table_options.filter_policy.reset(NewBloomFilterPolicy(bits)); |
541 | } else { |
542 | exec_state_ = |
543 | LDBCommandExecuteResult::Failed(ARG_BLOOM_BITS + " must be > 0."); |
544 | } |
545 | } |
546 | |
547 | int block_size; |
548 | if (ParseIntOption(option_map_, ARG_BLOCK_SIZE, block_size, exec_state_)) { |
549 | if (block_size > 0) { |
550 | use_table_options = true; |
551 | table_options.block_size = block_size; |
552 | } else { |
553 | exec_state_ = |
554 | LDBCommandExecuteResult::Failed(ARG_BLOCK_SIZE + " must be > 0."); |
555 | } |
556 | } |
557 | |
558 | if (use_table_options) { |
559 | cf_opts->table_factory.reset(NewBlockBasedTableFactory(table_options)); |
560 | } |
561 | |
562 | itr = option_map_.find(ARG_AUTO_COMPACTION); |
563 | if (itr != option_map_.end()) { |
564 | cf_opts->disable_auto_compactions = !StringToBool(itr->second); |
565 | } |
566 | |
567 | itr = option_map_.find(ARG_COMPRESSION_TYPE); |
568 | if (itr != option_map_.end()) { |
569 | std::string comp = itr->second; |
570 | if (comp == "no") { |
571 | cf_opts->compression = kNoCompression; |
572 | } else if (comp == "snappy") { |
573 | cf_opts->compression = kSnappyCompression; |
574 | } else if (comp == "zlib") { |
575 | cf_opts->compression = kZlibCompression; |
576 | } else if (comp == "bzip2") { |
577 | cf_opts->compression = kBZip2Compression; |
578 | } else if (comp == "lz4") { |
579 | cf_opts->compression = kLZ4Compression; |
580 | } else if (comp == "lz4hc") { |
581 | cf_opts->compression = kLZ4HCCompression; |
582 | } else if (comp == "xpress") { |
583 | cf_opts->compression = kXpressCompression; |
584 | } else if (comp == "zstd") { |
585 | cf_opts->compression = kZSTD; |
586 | } else { |
587 | |
588 | exec_state_ = |
589 | LDBCommandExecuteResult::Failed("Unknown compression level: " + comp); |
590 | } |
591 | } |
592 | |
593 | int compression_max_dict_bytes; |
594 | if (ParseIntOption(option_map_, ARG_COMPRESSION_MAX_DICT_BYTES, |
595 | compression_max_dict_bytes, exec_state_)) { |
596 | if (compression_max_dict_bytes >= 0) { |
597 | cf_opts->compression_opts.max_dict_bytes = compression_max_dict_bytes; |
598 | } else { |
599 | exec_state_ = LDBCommandExecuteResult::Failed( |
600 | ARG_COMPRESSION_MAX_DICT_BYTES + " must be >= 0."); |
601 | } |
602 | } |
603 | |
604 | int db_write_buffer_size; |
605 | if (ParseIntOption(option_map_, ARG_DB_WRITE_BUFFER_SIZE, |
606 | db_write_buffer_size, exec_state_)) { |
607 | if (db_write_buffer_size >= 0) { |
608 | db_opts->db_write_buffer_size = db_write_buffer_size; |
609 | } else { |
610 | exec_state_ = LDBCommandExecuteResult::Failed(ARG_DB_WRITE_BUFFER_SIZE + |
611 | " must be >= 0."); |
612 | } |
613 | } |
614 | |
615 | int write_buffer_size; |
616 | if (ParseIntOption(option_map_, ARG_WRITE_BUFFER_SIZE, write_buffer_size, |
617 | exec_state_)) { |
618 | if (write_buffer_size > 0) { |
619 | cf_opts->write_buffer_size = write_buffer_size; |
620 | } else { |
621 | exec_state_ = LDBCommandExecuteResult::Failed(ARG_WRITE_BUFFER_SIZE + |
622 | " must be > 0."); |
623 | } |
624 | } |
625 | |
626 | int file_size; |
627 | if (ParseIntOption(option_map_, ARG_FILE_SIZE, file_size, exec_state_)) { |
628 | if (file_size > 0) { |
629 | cf_opts->target_file_size_base = file_size; |
630 | } else { |
631 | exec_state_ = |
632 | LDBCommandExecuteResult::Failed(ARG_FILE_SIZE + " must be > 0."); |
633 | } |
634 | } |
635 | |
636 | if (db_opts->db_paths.size() == 0) { |
637 | db_opts->db_paths.emplace_back(db_path_, |
638 | std::numeric_limits<uint64_t>::max()); |
639 | } |
640 | |
641 | int fix_prefix_len; |
642 | if (ParseIntOption(option_map_, ARG_FIX_PREFIX_LEN, fix_prefix_len, |
643 | exec_state_)) { |
644 | if (fix_prefix_len > 0) { |
645 | cf_opts->prefix_extractor.reset( |
646 | NewFixedPrefixTransform(static_cast<size_t>(fix_prefix_len))); |
647 | } else { |
648 | exec_state_ = |
649 | LDBCommandExecuteResult::Failed(ARG_FIX_PREFIX_LEN + " must be > 0."); |
650 | } |
651 | } |
652 | |
653 | |
654 | |
655 | return options_; |
656 | } |
657 | |
658 | bool LDBCommand::ParseKeyValue(const std::string& line, std::string* key, |
659 | std::string* value, bool is_key_hex, |
660 | bool is_value_hex) { |
661 | size_t pos = line.find(DELIM); |
662 | if (pos != std::string::npos) { |
663 | *key = line.substr(0, pos); |
664 | *value = line.substr(pos + strlen(DELIM)); |
665 | if (is_key_hex) { |
666 | *key = HexToString(*key); |
667 | } |
668 | if (is_value_hex) { |
669 | *value = HexToString(*value); |
670 | } |
671 | return true; |
672 | } else { |
673 | return false; |
674 | } |
675 | } |
676 | |
677 | |
678 | |
679 | |
680 | |
681 | |
682 | |
683 | |
684 | bool LDBCommand::ValidateCmdLineOptions() { |
685 | for (std::map<std::string, std::string>::const_iterator itr = |
686 | option_map_.begin(); |
687 | itr != option_map_.end(); ++itr) { |
688 | if (std::find(valid_cmd_line_options_.begin(), |
689 | valid_cmd_line_options_.end(), |
690 | itr->first) == valid_cmd_line_options_.end()) { |
691 | fprintf(stderrstderr, "Invalid command-line option %s\n", itr->first.c_str()); |
692 | return false; |
693 | } |
694 | } |
695 | |
696 | for (std::vector<std::string>::const_iterator itr = flags_.begin(); |
697 | itr != flags_.end(); ++itr) { |
698 | if (std::find(valid_cmd_line_options_.begin(), |
699 | valid_cmd_line_options_.end(), |
700 | *itr) == valid_cmd_line_options_.end()) { |
701 | fprintf(stderrstderr, "Invalid command-line flag %s\n", itr->c_str()); |
702 | return false; |
703 | } |
704 | } |
705 | |
706 | if (!NoDBOpen() && option_map_.find(ARG_DB) == option_map_.end() && |
707 | option_map_.find(ARG_PATH) == option_map_.end()) { |
708 | fprintf(stderrstderr, "Either %s or %s must be specified.\n", ARG_DB.c_str(), |
709 | ARG_PATH.c_str()); |
710 | return false; |
711 | } |
712 | |
713 | return true; |
714 | } |
715 | |
716 | std::string LDBCommand::HexToString(const std::string& str) { |
717 | std::string result; |
718 | std::string::size_type len = str.length(); |
719 | if (len < 2 || str[0] != '0' || str[1] != 'x') { |
720 | fprintf(stderrstderr, "Invalid hex input %s. Must start with 0x\n", str.c_str()); |
721 | throw "Invalid hex input"; |
722 | } |
723 | if (!Slice(str.data() + 2, len - 2).DecodeHex(&result)) { |
724 | throw "Invalid hex input"; |
725 | } |
726 | return result; |
727 | } |
728 | |
729 | std::string LDBCommand::StringToHex(const std::string& str) { |
730 | std::string result("0x"); |
731 | result.append(Slice(str).ToString(true)); |
732 | return result; |
733 | } |
734 | |
735 | std::string LDBCommand::PrintKeyValue(const std::string& key, |
736 | const std::string& value, bool is_key_hex, |
737 | bool is_value_hex) { |
738 | std::string result; |
739 | result.append(is_key_hex ? StringToHex(key) : key); |
740 | result.append(DELIM); |
741 | result.append(is_value_hex ? StringToHex(value) : value); |
742 | return result; |
743 | } |
744 | |
745 | std::string LDBCommand::PrintKeyValue(const std::string& key, |
746 | const std::string& value, bool is_hex) { |
747 | return PrintKeyValue(key, value, is_hex, is_hex); |
748 | } |
749 | |
750 | std::string LDBCommand::HelpRangeCmdArgs() { |
751 | std::ostringstream str_stream; |
752 | str_stream << " "; |
753 | str_stream << "[--" << ARG_FROM << "] "; |
754 | str_stream << "[--" << ARG_TO << "] "; |
755 | return str_stream.str(); |
756 | } |
757 | |
758 | bool LDBCommand::IsKeyHex(const std::map<std::string, std::string>& options, |
759 | const std::vector<std::string>& flags) { |
760 | return (IsFlagPresent(flags, ARG_HEX) || IsFlagPresent(flags, ARG_KEY_HEX) || |
761 | ParseBooleanOption(options, ARG_HEX, false) || |
762 | ParseBooleanOption(options, ARG_KEY_HEX, false)); |
763 | } |
764 | |
765 | bool LDBCommand::IsValueHex(const std::map<std::string, std::string>& options, |
766 | const std::vector<std::string>& flags) { |
767 | return (IsFlagPresent(flags, ARG_HEX) || |
768 | IsFlagPresent(flags, ARG_VALUE_HEX) || |
769 | ParseBooleanOption(options, ARG_HEX, false) || |
770 | ParseBooleanOption(options, ARG_VALUE_HEX, false)); |
771 | } |
772 | |
773 | bool LDBCommand::ParseBooleanOption( |
774 | const std::map<std::string, std::string>& options, |
775 | const std::string& option, bool default_val) { |
776 | std::map<std::string, std::string>::const_iterator itr = options.find(option); |
777 | if (itr != options.end()) { |
778 | std::string option_val = itr->second; |
779 | return StringToBool(itr->second); |
780 | } |
781 | return default_val; |
782 | } |
783 | |
784 | bool LDBCommand::StringToBool(std::string val) { |
785 | std::transform(val.begin(), val.end(), val.begin(), |
786 | [](char ch) -> char { return (char)::tolower(ch); }); |
787 | |
788 | if (val == "true") { |
789 | return true; |
790 | } else if (val == "false") { |
791 | return false; |
792 | } else { |
793 | throw "Invalid value for boolean argument"; |
794 | } |
795 | } |
796 | |
797 | CompactorCommand::CompactorCommand( |
798 | const std::vector<std::string>& , |
799 | const std::map<std::string, std::string>& options, |
800 | const std::vector<std::string>& flags) |
801 | : LDBCommand(options, flags, false, |
802 | BuildCmdLineOptions({ARG_FROM, ARG_TO, ARG_HEX, ARG_KEY_HEX, |
803 | ARG_VALUE_HEX, ARG_TTL})), |
804 | null_from_(true), |
805 | null_to_(true) { |
806 | std::map<std::string, std::string>::const_iterator itr = |
807 | options.find(ARG_FROM); |
808 | if (itr != options.end()) { |
809 | null_from_ = false; |
810 | from_ = itr->second; |
811 | } |
812 | |
813 | itr = options.find(ARG_TO); |
814 | if (itr != options.end()) { |
815 | null_to_ = false; |
816 | to_ = itr->second; |
817 | } |
818 | |
819 | if (is_key_hex_) { |
820 | if (!null_from_) { |
821 | from_ = HexToString(from_); |
822 | } |
823 | if (!null_to_) { |
824 | to_ = HexToString(to_); |
825 | } |
826 | } |
827 | } |
828 | |
829 | void CompactorCommand::Help(std::string& ret) { |
830 | ret.append(" "); |
831 | ret.append(CompactorCommand::Name()); |
832 | ret.append(HelpRangeCmdArgs()); |
833 | ret.append("\n"); |
834 | } |
835 | |
836 | void CompactorCommand::DoCommand() { |
837 | if (!db_) { |
838 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
839 | return; |
840 | } |
841 | |
842 | Slice* begin = nullptr; |
843 | Slice* end = nullptr; |
844 | if (!null_from_) { |
845 | begin = new Slice(from_); |
846 | } |
847 | if (!null_to_) { |
848 | end = new Slice(to_); |
849 | } |
850 | |
851 | CompactRangeOptions cro; |
852 | cro.bottommost_level_compaction = BottommostLevelCompaction::kForce; |
853 | |
854 | db_->CompactRange(cro, GetCfHandle(), begin, end); |
855 | exec_state_ = LDBCommandExecuteResult::Succeed(""); |
856 | |
857 | delete begin; |
858 | delete end; |
859 | } |
860 | |
861 | |
862 | |
863 | const std::string DBLoaderCommand::ARG_DISABLE_WAL = "disable_wal"; |
864 | const std::string DBLoaderCommand::ARG_BULK_LOAD = "bulk_load"; |
865 | const std::string DBLoaderCommand::ARG_COMPACT = "compact"; |
866 | |
867 | DBLoaderCommand::DBLoaderCommand( |
868 | const std::vector<std::string>& , |
869 | const std::map<std::string, std::string>& options, |
870 | const std::vector<std::string>& flags) |
871 | : LDBCommand( |
872 | options, flags, false, |
873 | BuildCmdLineOptions({ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX, ARG_FROM, |
874 | ARG_TO, ARG_CREATE_IF_MISSING, ARG_DISABLE_WAL, |
875 | ARG_BULK_LOAD, ARG_COMPACT})), |
876 | disable_wal_(false), |
877 | bulk_load_(false), |
878 | compact_(false) { |
879 | create_if_missing_ = IsFlagPresent(flags, ARG_CREATE_IF_MISSING); |
880 | disable_wal_ = IsFlagPresent(flags, ARG_DISABLE_WAL); |
881 | bulk_load_ = IsFlagPresent(flags, ARG_BULK_LOAD); |
882 | compact_ = IsFlagPresent(flags, ARG_COMPACT); |
883 | } |
884 | |
885 | void DBLoaderCommand::Help(std::string& ret) { |
886 | ret.append(" "); |
887 | ret.append(DBLoaderCommand::Name()); |
888 | ret.append(" [--" + ARG_CREATE_IF_MISSING + "]"); |
889 | ret.append(" [--" + ARG_DISABLE_WAL + "]"); |
890 | ret.append(" [--" + ARG_BULK_LOAD + "]"); |
891 | ret.append(" [--" + ARG_COMPACT + "]"); |
892 | ret.append("\n"); |
893 | } |
894 | |
895 | Options DBLoaderCommand::PrepareOptionsForOpenDB() { |
896 | Options opt = LDBCommand::PrepareOptionsForOpenDB(); |
897 | opt.create_if_missing = create_if_missing_; |
898 | if (bulk_load_) { |
899 | opt.PrepareForBulkLoad(); |
900 | } |
901 | return opt; |
902 | } |
903 | |
904 | void DBLoaderCommand::DoCommand() { |
905 | if (!db_) { |
906 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
907 | return; |
908 | } |
909 | |
910 | WriteOptions write_options; |
911 | if (disable_wal_) { |
912 | write_options.disableWAL = true; |
913 | } |
914 | |
915 | int bad_lines = 0; |
916 | std::string line; |
917 | |
918 | std::ifstream ifs_stdin("/dev/stdin"); |
919 | std::istream* istream_p = ifs_stdin.is_open() ? &ifs_stdin : &std::cin; |
920 | while (getline(*istream_p, line, '\n')) { |
921 | std::string key; |
922 | std::string value; |
923 | if (ParseKeyValue(line, &key, &value, is_key_hex_, is_value_hex_)) { |
924 | db_->Put(write_options, GetCfHandle(), Slice(key), Slice(value)); |
925 | } else if (0 == line.find("Keys in range:")) { |
926 | |
927 | } else if (0 == line.find("Created bg thread 0x")) { |
928 | |
929 | } else { |
930 | bad_lines ++; |
931 | } |
932 | } |
933 | |
934 | if (bad_lines > 0) { |
935 | std::cout << "Warning: " << bad_lines << " bad lines ignored." << std::endl; |
936 | } |
937 | if (compact_) { |
938 | db_->CompactRange(CompactRangeOptions(), GetCfHandle(), nullptr, nullptr); |
939 | } |
940 | } |
941 | |
942 | |
943 | |
944 | namespace { |
945 | |
946 | void DumpManifestFile(Options options, std::string file, bool verbose, bool hex, |
947 | bool json) { |
948 | EnvOptions sopt; |
949 | std::string dbname("dummy"); |
950 | std::shared_ptr<Cache> tc(NewLRUCache(options.max_open_files - 10, |
951 | options.table_cache_numshardbits)); |
952 | |
953 | |
954 | |
955 | options.db_paths.emplace_back("dummy", 0); |
956 | options.num_levels = 64; |
957 | WriteController wc(options.delayed_write_rate); |
958 | WriteBufferManager wb(options.db_write_buffer_size); |
959 | ImmutableDBOptions immutable_db_options(options); |
960 | VersionSet versions(dbname, &immutable_db_options, sopt, tc.get(), &wb, &wc); |
961 | Status s = versions.DumpManifest(options, file, verbose, hex, json); |
962 | if (!s.ok()) { |
963 | printf("Error in processing file %s %s\n", file.c_str(), |
964 | s.ToString().c_str()); |
965 | } |
966 | } |
967 | |
968 | } |
969 | |
970 | const std::string ManifestDumpCommand::ARG_VERBOSE = "verbose"; |
971 | const std::string ManifestDumpCommand::ARG_JSON = "json"; |
972 | const std::string ManifestDumpCommand::ARG_PATH = "path"; |
973 | |
974 | void ManifestDumpCommand::Help(std::string& ret) { |
975 | ret.append(" "); |
976 | ret.append(ManifestDumpCommand::Name()); |
977 | ret.append(" [--" + ARG_VERBOSE + "]"); |
978 | ret.append(" [--" + ARG_JSON + "]"); |
979 | ret.append(" [--" + ARG_PATH + "=<path_to_manifest_file>]"); |
980 | ret.append("\n"); |
981 | } |
982 | |
983 | ManifestDumpCommand::ManifestDumpCommand( |
984 | const std::vector<std::string>& , |
985 | const std::map<std::string, std::string>& options, |
986 | const std::vector<std::string>& flags) |
987 | : LDBCommand( |
988 | options, flags, false, |
989 | BuildCmdLineOptions({ARG_VERBOSE, ARG_PATH, ARG_HEX, ARG_JSON})), |
990 | verbose_(false), |
991 | json_(false), |
992 | path_("") { |
993 | verbose_ = IsFlagPresent(flags, ARG_VERBOSE); |
994 | json_ = IsFlagPresent(flags, ARG_JSON); |
995 | |
996 | std::map<std::string, std::string>::const_iterator itr = |
997 | options.find(ARG_PATH); |
998 | if (itr != options.end()) { |
999 | path_ = itr->second; |
1000 | if (path_.empty()) { |
1001 | exec_state_ = LDBCommandExecuteResult::Failed("--path: missing pathname"); |
1002 | } |
1003 | } |
1004 | } |
1005 | |
1006 | void ManifestDumpCommand::DoCommand() { |
1007 | |
1008 | std::string manifestfile; |
1009 | |
1010 | if (!path_.empty()) { |
1011 | manifestfile = path_; |
1012 | } else { |
1013 | bool found = false; |
1014 | |
1015 | |
1016 | |
1017 | auto CloseDir = [](DIR* p) { closedir(p); }; |
1018 | std::unique_ptr<DIR, decltype(CloseDir)> d(opendir(db_path_.c_str()), |
1019 | CloseDir); |
1020 | |
1021 | if (d == nullptr) { |
1022 | exec_state_ = |
1023 | LDBCommandExecuteResult::Failed(db_path_ + " is not a directory"); |
1024 | return; |
1025 | } |
1026 | struct dirent* entry; |
1027 | while ((entry = readdir(d.get())) != nullptr) { |
1028 | unsigned int match; |
1029 | uint64_t num; |
1030 | if (sscanf(entry->d_name, "MANIFEST-%" PRIu64"l" "u" "%n", &num, &match) && |
1031 | match == strlen(entry->d_name)) { |
1032 | if (!found) { |
1033 | manifestfile = db_path_ + "/" + std::string(entry->d_name); |
1034 | found = true; |
1035 | } else { |
1036 | exec_state_ = LDBCommandExecuteResult::Failed( |
1037 | "Multiple MANIFEST files found; use --path to select one"); |
1038 | return; |
1039 | } |
1040 | } |
1041 | } |
1042 | } |
1043 | |
1044 | if (verbose_) { |
1045 | printf("Processing Manifest file %s\n", manifestfile.c_str()); |
1046 | } |
1047 | |
1048 | DumpManifestFile(options_, manifestfile, verbose_, is_key_hex_, json_); |
1049 | |
1050 | if (verbose_) { |
1051 | printf("Processing Manifest file %s done\n", manifestfile.c_str()); |
1052 | } |
1053 | } |
1054 | |
1055 | |
1056 | |
1057 | void ListColumnFamiliesCommand::Help(std::string& ret) { |
1058 | ret.append(" "); |
1059 | ret.append(ListColumnFamiliesCommand::Name()); |
1060 | ret.append(" full_path_to_db_directory "); |
1061 | ret.append("\n"); |
1062 | } |
1063 | |
1064 | ListColumnFamiliesCommand::ListColumnFamiliesCommand( |
1065 | const std::vector<std::string>& params, |
1066 | const std::map<std::string, std::string>& options, |
1067 | const std::vector<std::string>& flags) |
1068 | : LDBCommand(options, flags, false, {}) { |
1069 | if (params.size() != 1) { |
1070 | exec_state_ = LDBCommandExecuteResult::Failed( |
1071 | "dbname must be specified for the list_column_families command"); |
1072 | } else { |
1073 | dbname_ = params[0]; |
1074 | } |
1075 | } |
1076 | |
1077 | void ListColumnFamiliesCommand::DoCommand() { |
1078 | std::vector<std::string> column_families; |
1079 | Status s = DB::ListColumnFamilies(DBOptions(), dbname_, &column_families); |
1080 | if (!s.ok()) { |
1081 | printf("Error in processing db %s %s\n", dbname_.c_str(), |
1082 | s.ToString().c_str()); |
1083 | } else { |
1084 | printf("Column families in %s: \n{", dbname_.c_str()); |
1085 | bool first = true; |
1086 | for (auto cf : column_families) { |
1087 | if (!first) { |
1088 | printf(", "); |
1089 | } |
1090 | first = false; |
1091 | printf("%s", cf.c_str()); |
1092 | } |
1093 | printf("}\n"); |
1094 | } |
1095 | } |
1096 | |
1097 | void CreateColumnFamilyCommand::Help(std::string& ret) { |
1098 | ret.append(" "); |
1099 | ret.append(CreateColumnFamilyCommand::Name()); |
1100 | ret.append(" --db=<db_path> <new_column_family_name>"); |
1101 | ret.append("\n"); |
1102 | } |
1103 | |
1104 | CreateColumnFamilyCommand::CreateColumnFamilyCommand( |
1105 | const std::vector<std::string>& params, |
1106 | const std::map<std::string, std::string>& options, |
1107 | const std::vector<std::string>& flags) |
1108 | : LDBCommand(options, flags, true, {ARG_DB}) { |
1109 | if (params.size() != 1) { |
1110 | exec_state_ = LDBCommandExecuteResult::Failed( |
1111 | "new column family name must be specified"); |
1112 | } else { |
1113 | new_cf_name_ = params[0]; |
1114 | } |
1115 | } |
1116 | |
1117 | void CreateColumnFamilyCommand::DoCommand() { |
1118 | ColumnFamilyHandle* new_cf_handle = nullptr; |
1119 | Status st = db_->CreateColumnFamily(options_, new_cf_name_, &new_cf_handle); |
1120 | if (st.ok()) { |
1121 | fprintf(stdoutstdout, "OK\n"); |
1122 | } else { |
1123 | exec_state_ = LDBCommandExecuteResult::Failed( |
1124 | "Fail to create new column family: " + st.ToString()); |
1125 | } |
1126 | delete new_cf_handle; |
1127 | CloseDB(); |
1128 | } |
1129 | |
1130 | |
1131 | |
1132 | namespace { |
1133 | |
1134 | std::string ReadableTime(int unixtime) { |
1135 | char time_buffer [80]; |
1136 | time_t rawtime = unixtime; |
1137 | struct tm tInfo; |
1138 | struct tm* timeinfo = localtime_r(&rawtime, &tInfo); |
1139 | assert(timeinfo == &tInfo)(static_cast<void> (0)); |
1140 | strftime(time_buffer, 80, "%c", timeinfo); |
1141 | return std::string(time_buffer); |
1142 | } |
1143 | |
1144 | |
1145 | |
1146 | void IncBucketCounts(std::vector<uint64_t>& bucket_counts, int ttl_start, |
1147 | int time_range, int bucket_size, int timekv, |
1148 | int num_buckets) { |
1149 | #ifdef NDEBUG1 |
1150 | (void)time_range; |
1151 | (void)num_buckets; |
1152 | #endif |
1153 | assert(time_range > 0 && timekv >= ttl_start && bucket_size > 0 &&(static_cast<void> (0)) |
1154 | timekv < (ttl_start + time_range) && num_buckets > 1)(static_cast<void> (0)); |
1155 | int bucket = (timekv - ttl_start) / bucket_size; |
1156 | bucket_counts[bucket]++; |
1157 | } |
1158 | |
1159 | void PrintBucketCounts(const std::vector<uint64_t>& bucket_counts, |
1160 | int ttl_start, int ttl_end, int bucket_size, |
1161 | int num_buckets) { |
1162 | int time_point = ttl_start; |
1163 | for(int i = 0; i < num_buckets - 1; i++, time_point += bucket_size) { |
1164 | fprintf(stdoutstdout, "Keys in range %s to %s : %lu\n", |
1165 | ReadableTime(time_point).c_str(), |
1166 | ReadableTime(time_point + bucket_size).c_str(), |
1167 | (unsigned long)bucket_counts[i]); |
1168 | } |
1169 | fprintf(stdoutstdout, "Keys in range %s to %s : %lu\n", |
1170 | ReadableTime(time_point).c_str(), |
1171 | ReadableTime(ttl_end).c_str(), |
1172 | (unsigned long)bucket_counts[num_buckets - 1]); |
1173 | } |
1174 | |
1175 | } |
1176 | |
1177 | const std::string InternalDumpCommand::ARG_COUNT_ONLY = "count_only"; |
1178 | const std::string InternalDumpCommand::ARG_COUNT_DELIM = "count_delim"; |
1179 | const std::string InternalDumpCommand::ARG_STATS = "stats"; |
1180 | const std::string InternalDumpCommand::ARG_INPUT_KEY_HEX = "input_key_hex"; |
1181 | |
1182 | InternalDumpCommand::InternalDumpCommand( |
1183 | const std::vector<std::string>& , |
1184 | const std::map<std::string, std::string>& options, |
1185 | const std::vector<std::string>& flags) |
1186 | : LDBCommand( |
1187 | options, flags, true, |
1188 | BuildCmdLineOptions({ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX, ARG_FROM, |
1189 | ARG_TO, ARG_MAX_KEYS, ARG_COUNT_ONLY, |
1190 | ARG_COUNT_DELIM, ARG_STATS, ARG_INPUT_KEY_HEX})), |
1191 | has_from_(false), |
1192 | has_to_(false), |
1193 | max_keys_(-1), |
1194 | delim_("."), |
1195 | count_only_(false), |
1196 | count_delim_(false), |
1197 | print_stats_(false), |
1198 | is_input_key_hex_(false) { |
1199 | has_from_ = ParseStringOption(options, ARG_FROM, &from_); |
1200 | has_to_ = ParseStringOption(options, ARG_TO, &to_); |
1201 | |
1202 | ParseIntOption(options, ARG_MAX_KEYS, max_keys_, exec_state_); |
1203 | std::map<std::string, std::string>::const_iterator itr = |
1204 | options.find(ARG_COUNT_DELIM); |
1205 | if (itr != options.end()) { |
1206 | delim_ = itr->second; |
1207 | count_delim_ = true; |
1208 | |
1209 | } else { |
1210 | count_delim_ = IsFlagPresent(flags, ARG_COUNT_DELIM); |
1211 | delim_="."; |
1212 | } |
1213 | |
1214 | print_stats_ = IsFlagPresent(flags, ARG_STATS); |
1215 | count_only_ = IsFlagPresent(flags, ARG_COUNT_ONLY); |
1216 | is_input_key_hex_ = IsFlagPresent(flags, ARG_INPUT_KEY_HEX); |
1217 | |
1218 | if (is_input_key_hex_) { |
1219 | if (has_from_) { |
1220 | from_ = HexToString(from_); |
1221 | } |
1222 | if (has_to_) { |
1223 | to_ = HexToString(to_); |
1224 | } |
1225 | } |
1226 | } |
1227 | |
1228 | void InternalDumpCommand::Help(std::string& ret) { |
1229 | ret.append(" "); |
1230 | ret.append(InternalDumpCommand::Name()); |
1231 | ret.append(HelpRangeCmdArgs()); |
1232 | ret.append(" [--" + ARG_INPUT_KEY_HEX + "]"); |
1233 | ret.append(" [--" + ARG_MAX_KEYS + "=<N>]"); |
1234 | ret.append(" [--" + ARG_COUNT_ONLY + "]"); |
1235 | ret.append(" [--" + ARG_COUNT_DELIM + "=<char>]"); |
1236 | ret.append(" [--" + ARG_STATS + "]"); |
1237 | ret.append("\n"); |
1238 | } |
1239 | |
1240 | void InternalDumpCommand::DoCommand() { |
1241 | if (!db_) { |
1242 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
1243 | return; |
1244 | } |
1245 | |
1246 | if (print_stats_) { |
1247 | std::string stats; |
1248 | if (db_->GetProperty(GetCfHandle(), "rocksdb.stats", &stats)) { |
1249 | fprintf(stdoutstdout, "%s\n", stats.c_str()); |
1250 | } |
1251 | } |
1252 | |
1253 | |
1254 | std::vector<KeyVersion> key_versions; |
1255 | Status st = GetAllKeyVersions(db_, from_, to_, max_keys_, &key_versions); |
1256 | if (!st.ok()) { |
1257 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
1258 | return; |
1259 | } |
1260 | std::string rtype1, rtype2, row, val; |
1261 | rtype2 = ""; |
1262 | uint64_t c=0; |
1263 | uint64_t s1=0,s2=0; |
1264 | |
1265 | long long count = 0; |
1266 | for (auto& key_version : key_versions) { |
1267 | InternalKey ikey(key_version.user_key, key_version.sequence, |
1268 | static_cast<ValueType>(key_version.type)); |
1269 | if (has_to_ && ikey.user_key() == to_) { |
1270 | |
1271 | |
1272 | break; |
1273 | } |
1274 | ++count; |
1275 | int k; |
1276 | if (count_delim_) { |
1277 | rtype1 = ""; |
1278 | s1=0; |
1279 | row = ikey.Encode().ToString(); |
1280 | val = key_version.value; |
1281 | for(k=0;row[k]!='\x01' && row[k]!='\0';k++) |
1282 | s1++; |
1283 | for(k=0;val[k]!='\x01' && val[k]!='\0';k++) |
1284 | s1++; |
1285 | for(int j=0;row[j]!=delim_[0] && row[j]!='\0' && row[j]!='\x01';j++) |
1286 | rtype1+=row[j]; |
1287 | if(rtype2.compare("") && rtype2.compare(rtype1)!=0) { |
1288 | fprintf(stdoutstdout, "%s => count:%" PRIu64"l" "u" "\tsize:%" PRIu64"l" "u" "\n", |
1289 | rtype2.c_str(), c, s2); |
1290 | c=1; |
1291 | s2=s1; |
1292 | rtype2 = rtype1; |
1293 | } else { |
1294 | c++; |
1295 | s2+=s1; |
1296 | rtype2=rtype1; |
1297 | } |
1298 | } |
1299 | |
1300 | if (!count_only_ && !count_delim_) { |
1301 | std::string key = ikey.DebugString(is_key_hex_); |
1302 | std::string value = Slice(key_version.value).ToString(is_value_hex_); |
1303 | std::cout << key << " => " << value << "\n"; |
1304 | } |
1305 | |
1306 | |
1307 | if (max_keys_ > 0 && count >= max_keys_) break; |
1308 | } |
1309 | if(count_delim_) { |
1310 | fprintf(stdoutstdout, "%s => count:%" PRIu64"l" "u" "\tsize:%" PRIu64"l" "u" "\n", |
1311 | rtype2.c_str(), c, s2); |
1312 | } else { |
1313 | fprintf(stdoutstdout, "Internal keys in range: %lld\n", count); |
1314 | } |
1315 | } |
1316 | |
1317 | const std::string DBDumperCommand::ARG_COUNT_ONLY = "count_only"; |
1318 | const std::string DBDumperCommand::ARG_COUNT_DELIM = "count_delim"; |
1319 | const std::string DBDumperCommand::ARG_STATS = "stats"; |
1320 | const std::string DBDumperCommand::ARG_TTL_BUCKET = "bucket"; |
1321 | |
1322 | DBDumperCommand::DBDumperCommand( |
1323 | const std::vector<std::string>& , |
1324 | const std::map<std::string, std::string>& options, |
1325 | const std::vector<std::string>& flags) |
1326 | : LDBCommand(options, flags, true, |
1327 | BuildCmdLineOptions( |
1328 | {ARG_TTL, ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX, ARG_FROM, |
1329 | ARG_TO, ARG_MAX_KEYS, ARG_COUNT_ONLY, ARG_COUNT_DELIM, |
1330 | ARG_STATS, ARG_TTL_START, ARG_TTL_END, ARG_TTL_BUCKET, |
1331 | ARG_TIMESTAMP, ARG_PATH})), |
1332 | null_from_(true), |
1333 | null_to_(true), |
1334 | max_keys_(-1), |
1335 | count_only_(false), |
1336 | count_delim_(false), |
1337 | print_stats_(false) { |
1338 | std::map<std::string, std::string>::const_iterator itr = |
1339 | options.find(ARG_FROM); |
1340 | if (itr != options.end()) { |
1341 | null_from_ = false; |
1342 | from_ = itr->second; |
1343 | } |
1344 | |
1345 | itr = options.find(ARG_TO); |
1346 | if (itr != options.end()) { |
1347 | null_to_ = false; |
1348 | to_ = itr->second; |
1349 | } |
1350 | |
1351 | itr = options.find(ARG_MAX_KEYS); |
1352 | if (itr != options.end()) { |
1353 | try { |
1354 | #if defined(CYGWIN) |
1355 | max_keys_ = strtol(itr->second.c_str(), 0, 10); |
1356 | #else |
1357 | max_keys_ = std::stoi(itr->second); |
1358 | #endif |
1359 | } catch (const std::invalid_argument&) { |
1360 | exec_state_ = LDBCommandExecuteResult::Failed(ARG_MAX_KEYS + |
1361 | " has an invalid value"); |
1362 | } catch (const std::out_of_range&) { |
1363 | exec_state_ = LDBCommandExecuteResult::Failed( |
1364 | ARG_MAX_KEYS + " has a value out-of-range"); |
1365 | } |
1366 | } |
1367 | itr = options.find(ARG_COUNT_DELIM); |
1368 | if (itr != options.end()) { |
1369 | delim_ = itr->second; |
1370 | count_delim_ = true; |
1371 | } else { |
1372 | count_delim_ = IsFlagPresent(flags, ARG_COUNT_DELIM); |
1373 | delim_="."; |
1374 | } |
1375 | |
1376 | print_stats_ = IsFlagPresent(flags, ARG_STATS); |
1377 | count_only_ = IsFlagPresent(flags, ARG_COUNT_ONLY); |
1378 | |
1379 | if (is_key_hex_) { |
1380 | if (!null_from_) { |
1381 | from_ = HexToString(from_); |
1382 | } |
1383 | if (!null_to_) { |
1384 | to_ = HexToString(to_); |
1385 | } |
1386 | } |
1387 | |
1388 | itr = options.find(ARG_PATH); |
1389 | if (itr != options.end()) { |
1390 | path_ = itr->second; |
1391 | if (db_path_.empty()) { |
1392 | db_path_ = path_; |
1393 | } |
1394 | } |
1395 | } |
1396 | |
1397 | void DBDumperCommand::Help(std::string& ret) { |
1398 | ret.append(" "); |
1399 | ret.append(DBDumperCommand::Name()); |
1400 | ret.append(HelpRangeCmdArgs()); |
1401 | ret.append(" [--" + ARG_TTL + "]"); |
1402 | ret.append(" [--" + ARG_MAX_KEYS + "=<N>]"); |
1403 | ret.append(" [--" + ARG_TIMESTAMP + "]"); |
1404 | ret.append(" [--" + ARG_COUNT_ONLY + "]"); |
1405 | ret.append(" [--" + ARG_COUNT_DELIM + "=<char>]"); |
1406 | ret.append(" [--" + ARG_STATS + "]"); |
1407 | ret.append(" [--" + ARG_TTL_BUCKET + "=<N>]"); |
1408 | ret.append(" [--" + ARG_TTL_START + "=<N>:- is inclusive]"); |
1409 | ret.append(" [--" + ARG_TTL_END + "=<N>:- is exclusive]"); |
1410 | ret.append(" [--" + ARG_PATH + "=<path_to_a_file>]"); |
1411 | ret.append("\n"); |
1412 | } |
1413 | |
1414 | |
1415 | |
1416 | |
1417 | |
1418 | |
1419 | |
1420 | |
1421 | |
1422 | |
1423 | |
1424 | |
1425 | void DBDumperCommand::DoCommand() { |
1426 | if (!db_) { |
1427 | assert(!path_.empty())(static_cast<void> (0)); |
1428 | std::string fileName = GetFileNameFromPath(path_); |
1429 | uint64_t number; |
1430 | FileType type; |
1431 | |
1432 | exec_state_ = LDBCommandExecuteResult::Succeed(""); |
1433 | |
1434 | if (!ParseFileName(fileName, &number, &type)) { |
1435 | exec_state_ = |
1436 | LDBCommandExecuteResult::Failed("Can't parse file type: " + path_); |
1437 | return; |
1438 | } |
1439 | |
1440 | switch (type) { |
1441 | case kLogFile: |
1442 | |
1443 | DumpWalFile(options_, path_, true, |
1444 | true, true , |
1445 | &exec_state_); |
1446 | break; |
1447 | case kTableFile: |
1448 | DumpSstFile(options_, path_, is_key_hex_, true); |
1449 | break; |
1450 | case kDescriptorFile: |
1451 | DumpManifestFile(options_, path_, false, is_key_hex_, |
1452 | false); |
1453 | break; |
1454 | default: |
1455 | exec_state_ = LDBCommandExecuteResult::Failed( |
1456 | "File type not supported: " + path_); |
1457 | break; |
1458 | } |
1459 | |
1460 | } else { |
1461 | DoDumpCommand(); |
1462 | } |
1463 | } |
1464 | |
1465 | void DBDumperCommand::DoDumpCommand() { |
1466 | assert(nullptr != db_)(static_cast<void> (0)); |
1467 | assert(path_.empty())(static_cast<void> (0)); |
1468 | |
1469 | |
1470 | uint64_t count = 0; |
1471 | if (print_stats_) { |
1472 | std::string stats; |
1473 | if (db_->GetProperty("rocksdb.stats", &stats)) { |
1474 | fprintf(stdoutstdout, "%s\n", stats.c_str()); |
1475 | } |
1476 | } |
1477 | |
1478 | |
1479 | ReadOptions scan_read_opts; |
1480 | scan_read_opts.total_order_seek = true; |
1481 | Iterator* iter = db_->NewIterator(scan_read_opts, GetCfHandle()); |
1482 | Status st = iter->status(); |
1483 | if (!st.ok()) { |
1484 | exec_state_ = |
1485 | LDBCommandExecuteResult::Failed("Iterator error." + st.ToString()); |
1486 | } |
1487 | |
1488 | if (!null_from_) { |
1489 | iter->Seek(from_); |
1490 | } else { |
1491 | iter->SeekToFirst(); |
1492 | } |
1493 | |
1494 | int max_keys = max_keys_; |
1495 | int ttl_start; |
1496 | if (!ParseIntOption(option_map_, ARG_TTL_START, ttl_start, exec_state_)) { |
1497 | ttl_start = DBWithTTLImpl::kMinTimestamp; |
1498 | } |
1499 | int ttl_end; |
1500 | if (!ParseIntOption(option_map_, ARG_TTL_END, ttl_end, exec_state_)) { |
1501 | ttl_end = DBWithTTLImpl::kMaxTimestamp; |
1502 | } |
1503 | if (ttl_end < ttl_start) { |
1504 | fprintf(stderrstderr, "Error: End time can't be less than start time\n"); |
1505 | delete iter; |
1506 | return; |
1507 | } |
1508 | int time_range = ttl_end - ttl_start; |
1509 | int bucket_size; |
1510 | if (!ParseIntOption(option_map_, ARG_TTL_BUCKET, bucket_size, exec_state_) || |
1511 | bucket_size <= 0) { |
1512 | bucket_size = time_range; |
1513 | } |
1514 | |
1515 | std::string rtype1, rtype2, row, val; |
1516 | rtype2 = ""; |
1517 | uint64_t c=0; |
1518 | uint64_t s1=0,s2=0; |
1519 | |
1520 | |
1521 | int num_buckets = (bucket_size >= time_range) |
1522 | ? 1 |
1523 | : ((time_range + bucket_size - 1) / bucket_size); |
1524 | std::vector<uint64_t> bucket_counts(num_buckets, 0); |
1525 | if (is_db_ttl_ && !count_only_ && timestamp_ && !count_delim_) { |
1526 | fprintf(stdoutstdout, "Dumping key-values from %s to %s\n", |
1527 | ReadableTime(ttl_start).c_str(), ReadableTime(ttl_end).c_str()); |
1528 | } |
1529 | |
1530 | HistogramImpl vsize_hist; |
1531 | |
1532 | for (; iter->Valid(); iter->Next()) { |
1533 | int rawtime = 0; |
1534 | |
1535 | if (!null_to_ && (iter->key().ToString() >= to_)) |
1536 | break; |
1537 | |
1538 | if (max_keys == 0) |
1539 | break; |
1540 | if (is_db_ttl_) { |
1541 | TtlIterator* it_ttl = static_cast_with_check<TtlIterator, Iterator>(iter); |
1542 | rawtime = it_ttl->timestamp(); |
1543 | if (rawtime < ttl_start || rawtime >= ttl_end) { |
1544 | continue; |
1545 | } |
1546 | } |
1547 | if (max_keys > 0) { |
1548 | --max_keys; |
1549 | } |
1550 | if (is_db_ttl_ && num_buckets > 1) { |
1551 | IncBucketCounts(bucket_counts, ttl_start, time_range, bucket_size, |
1552 | rawtime, num_buckets); |
1553 | } |
1554 | ++count; |
1555 | if (count_delim_) { |
1556 | rtype1 = ""; |
1557 | row = iter->key().ToString(); |
1558 | val = iter->value().ToString(); |
1559 | s1 = row.size()+val.size(); |
1560 | for(int j=0;row[j]!=delim_[0] && row[j]!='\0';j++) |
1561 | rtype1+=row[j]; |
1562 | if(rtype2.compare("") && rtype2.compare(rtype1)!=0) { |
1563 | fprintf(stdoutstdout, "%s => count:%" PRIu64"l" "u" "\tsize:%" PRIu64"l" "u" "\n", |
1564 | rtype2.c_str(), c, s2); |
1565 | c=1; |
1566 | s2=s1; |
1567 | rtype2 = rtype1; |
1568 | } else { |
1569 | c++; |
1570 | s2+=s1; |
1571 | rtype2=rtype1; |
1572 | } |
1573 | |
1574 | } |
1575 | |
1576 | if (count_only_) { |
1577 | vsize_hist.Add(iter->value().size()); |
1578 | } |
1579 | |
1580 | if (!count_only_ && !count_delim_) { |
1581 | if (is_db_ttl_ && timestamp_) { |
1582 | fprintf(stdoutstdout, "%s ", ReadableTime(rawtime).c_str()); |
1583 | } |
1584 | std::string str = |
1585 | PrintKeyValue(iter->key().ToString(), iter->value().ToString(), |
1586 | is_key_hex_, is_value_hex_); |
1587 | fprintf(stdoutstdout, "%s\n", str.c_str()); |
1588 | } |
1589 | } |
1590 | |
1591 | if (num_buckets > 1 && is_db_ttl_) { |
1592 | PrintBucketCounts(bucket_counts, ttl_start, ttl_end, bucket_size, |
1593 | num_buckets); |
1594 | } else if(count_delim_) { |
1595 | fprintf(stdoutstdout, "%s => count:%" PRIu64"l" "u" "\tsize:%" PRIu64"l" "u" "\n", |
1596 | rtype2.c_str(), c, s2); |
1597 | } else { |
1598 | fprintf(stdoutstdout, "Keys in range: %" PRIu64"l" "u" "\n", count); |
1599 | } |
1600 | |
1601 | if (count_only_) { |
1602 | fprintf(stdoutstdout, "Value size distribution: \n"); |
1603 | fprintf(stdoutstdout, "%s\n", vsize_hist.ToString().c_str()); |
1604 | } |
1605 | |
1606 | delete iter; |
1607 | } |
1608 | |
1609 | const std::string ReduceDBLevelsCommand::ARG_NEW_LEVELS = "new_levels"; |
1610 | const std::string ReduceDBLevelsCommand::ARG_PRINT_OLD_LEVELS = |
1611 | "print_old_levels"; |
1612 | |
1613 | ReduceDBLevelsCommand::ReduceDBLevelsCommand( |
1614 | const std::vector<std::string>& , |
1615 | const std::map<std::string, std::string>& options, |
1616 | const std::vector<std::string>& flags) |
1617 | : LDBCommand(options, flags, false, |
1618 | BuildCmdLineOptions({ARG_NEW_LEVELS, ARG_PRINT_OLD_LEVELS})), |
1619 | old_levels_(1 << 7), |
1620 | new_levels_(-1), |
1621 | print_old_levels_(false) { |
1622 | ParseIntOption(option_map_, ARG_NEW_LEVELS, new_levels_, exec_state_); |
1623 | print_old_levels_ = IsFlagPresent(flags, ARG_PRINT_OLD_LEVELS); |
1624 | |
1625 | if(new_levels_ <= 0) { |
1626 | exec_state_ = LDBCommandExecuteResult::Failed( |
1627 | " Use --" + ARG_NEW_LEVELS + " to specify a new level number\n"); |
1628 | } |
1629 | } |
1630 | |
1631 | std::vector<std::string> ReduceDBLevelsCommand::PrepareArgs( |
1632 | const std::string& db_path, int new_levels, bool print_old_level) { |
1633 | std::vector<std::string> ret; |
1634 | ret.push_back("reduce_levels"); |
1635 | ret.push_back("--" + ARG_DB + "=" + db_path); |
1636 | ret.push_back("--" + ARG_NEW_LEVELS + "=" + rocksdb::ToString(new_levels)); |
1637 | if(print_old_level) { |
1638 | ret.push_back("--" + ARG_PRINT_OLD_LEVELS); |
1639 | } |
1640 | return ret; |
1641 | } |
1642 | |
1643 | void ReduceDBLevelsCommand::Help(std::string& ret) { |
1644 | ret.append(" "); |
1645 | ret.append(ReduceDBLevelsCommand::Name()); |
1646 | ret.append(" --" + ARG_NEW_LEVELS + "=<New number of levels>"); |
1647 | ret.append(" [--" + ARG_PRINT_OLD_LEVELS + "]"); |
1648 | ret.append("\n"); |
1649 | } |
1650 | |
1651 | Options ReduceDBLevelsCommand::PrepareOptionsForOpenDB() { |
1652 | Options opt = LDBCommand::PrepareOptionsForOpenDB(); |
1653 | opt.num_levels = old_levels_; |
1654 | opt.max_bytes_for_level_multiplier_additional.resize(opt.num_levels, 1); |
1655 | |
1656 | opt.max_bytes_for_level_base = 1ULL << 50; |
1657 | opt.max_bytes_for_level_multiplier = 1; |
1658 | return opt; |
1659 | } |
1660 | |
1661 | Status ReduceDBLevelsCommand::GetOldNumOfLevels(Options& opt, |
1662 | int* levels) { |
1663 | ImmutableDBOptions db_options(opt); |
1664 | EnvOptions soptions; |
1665 | std::shared_ptr<Cache> tc( |
1666 | NewLRUCache(opt.max_open_files - 10, opt.table_cache_numshardbits)); |
1667 | const InternalKeyComparator cmp(opt.comparator); |
1668 | WriteController wc(opt.delayed_write_rate); |
1669 | WriteBufferManager wb(opt.db_write_buffer_size); |
1670 | VersionSet versions(db_path_, &db_options, soptions, tc.get(), &wb, &wc); |
1671 | std::vector<ColumnFamilyDescriptor> dummy; |
1672 | ColumnFamilyDescriptor dummy_descriptor(kDefaultColumnFamilyName, |
1673 | ColumnFamilyOptions(opt)); |
1674 | dummy.push_back(dummy_descriptor); |
1675 | |
1676 | |
1677 | |
1678 | Status st = versions.Recover(dummy); |
1679 | if (!st.ok()) { |
1680 | return st; |
1681 | } |
1682 | int max = -1; |
1683 | auto default_cfd = versions.GetColumnFamilySet()->GetDefault(); |
1684 | for (int i = 0; i < default_cfd->NumberLevels(); i++) { |
1685 | if (default_cfd->current()->storage_info()->NumLevelFiles(i)) { |
1686 | max = i; |
1687 | } |
1688 | } |
1689 | |
1690 | *levels = max + 1; |
1691 | return st; |
1692 | } |
1693 | |
1694 | void ReduceDBLevelsCommand::DoCommand() { |
1695 | if (new_levels_ <= 1) { |
| 1 | Assuming the condition is false | |
|
| |
1696 | exec_state_ = |
1697 | LDBCommandExecuteResult::Failed("Invalid number of levels.\n"); |
1698 | return; |
1699 | } |
1700 | |
1701 | Status st; |
1702 | Options opt = PrepareOptionsForOpenDB(); |
1703 | int old_level_num = -1; |
1704 | st = GetOldNumOfLevels(opt, &old_level_num); |
1705 | if (!st.ok()) { |
| |
1706 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
1707 | return; |
1708 | } |
1709 | |
1710 | if (print_old_levels_) { |
| 4 | | Assuming the condition is false | |
|
| |
1711 | fprintf(stdoutstdout, "The old number of levels in use is %d\n", old_level_num); |
1712 | } |
1713 | |
1714 | if (old_level_num <= new_levels_) { |
| |
1715 | return; |
1716 | } |
1717 | |
1718 | old_levels_ = old_level_num; |
1719 | |
1720 | OpenDB(); |
| 7 | | Calling 'LDBCommand::OpenDB' | |
|
| 13 | | Returning from 'LDBCommand::OpenDB' | |
|
1721 | if (exec_state_.IsFailed()) { |
| |
1722 | return; |
1723 | } |
1724 | assert(db_ != nullptr)(static_cast<void> (0)); |
1725 | |
1726 | fprintf(stdoutstdout, "Compacting the db...\n"); |
1727 | db_->CompactRange(CompactRangeOptions(), GetCfHandle(), nullptr, nullptr); |
| 15 | | Called C++ object pointer is null |
|
1728 | CloseDB(); |
1729 | |
1730 | EnvOptions soptions; |
1731 | st = VersionSet::ReduceNumberOfLevels(db_path_, &opt, soptions, new_levels_); |
1732 | if (!st.ok()) { |
1733 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
1734 | return; |
1735 | } |
1736 | } |
1737 | |
1738 | const std::string ChangeCompactionStyleCommand::ARG_OLD_COMPACTION_STYLE = |
1739 | "old_compaction_style"; |
1740 | const std::string ChangeCompactionStyleCommand::ARG_NEW_COMPACTION_STYLE = |
1741 | "new_compaction_style"; |
1742 | |
1743 | ChangeCompactionStyleCommand::ChangeCompactionStyleCommand( |
1744 | const std::vector<std::string>& , |
1745 | const std::map<std::string, std::string>& options, |
1746 | const std::vector<std::string>& flags) |
1747 | : LDBCommand(options, flags, false, |
1748 | BuildCmdLineOptions( |
1749 | {ARG_OLD_COMPACTION_STYLE, ARG_NEW_COMPACTION_STYLE})), |
1750 | old_compaction_style_(-1), |
1751 | new_compaction_style_(-1) { |
1752 | ParseIntOption(option_map_, ARG_OLD_COMPACTION_STYLE, old_compaction_style_, |
1753 | exec_state_); |
1754 | if (old_compaction_style_ != kCompactionStyleLevel && |
1755 | old_compaction_style_ != kCompactionStyleUniversal) { |
1756 | exec_state_ = LDBCommandExecuteResult::Failed( |
1757 | "Use --" + ARG_OLD_COMPACTION_STYLE + " to specify old compaction " + |
1758 | "style. Check ldb help for proper compaction style value.\n"); |
1759 | return; |
1760 | } |
1761 | |
1762 | ParseIntOption(option_map_, ARG_NEW_COMPACTION_STYLE, new_compaction_style_, |
1763 | exec_state_); |
1764 | if (new_compaction_style_ != kCompactionStyleLevel && |
1765 | new_compaction_style_ != kCompactionStyleUniversal) { |
1766 | exec_state_ = LDBCommandExecuteResult::Failed( |
1767 | "Use --" + ARG_NEW_COMPACTION_STYLE + " to specify new compaction " + |
1768 | "style. Check ldb help for proper compaction style value.\n"); |
1769 | return; |
1770 | } |
1771 | |
1772 | if (new_compaction_style_ == old_compaction_style_) { |
1773 | exec_state_ = LDBCommandExecuteResult::Failed( |
1774 | "Old compaction style is the same as new compaction style. " |
1775 | "Nothing to do.\n"); |
1776 | return; |
1777 | } |
1778 | |
1779 | if (old_compaction_style_ == kCompactionStyleUniversal && |
1780 | new_compaction_style_ == kCompactionStyleLevel) { |
1781 | exec_state_ = LDBCommandExecuteResult::Failed( |
1782 | "Convert from universal compaction to level compaction. " |
1783 | "Nothing to do.\n"); |
1784 | return; |
1785 | } |
1786 | } |
1787 | |
1788 | void ChangeCompactionStyleCommand::Help(std::string& ret) { |
1789 | ret.append(" "); |
1790 | ret.append(ChangeCompactionStyleCommand::Name()); |
1791 | ret.append(" --" + ARG_OLD_COMPACTION_STYLE + "=<Old compaction style: 0 " + |
1792 | "for level compaction, 1 for universal compaction>"); |
1793 | ret.append(" --" + ARG_NEW_COMPACTION_STYLE + "=<New compaction style: 0 " + |
1794 | "for level compaction, 1 for universal compaction>"); |
1795 | ret.append("\n"); |
1796 | } |
1797 | |
1798 | Options ChangeCompactionStyleCommand::PrepareOptionsForOpenDB() { |
1799 | Options opt = LDBCommand::PrepareOptionsForOpenDB(); |
1800 | |
1801 | if (old_compaction_style_ == kCompactionStyleLevel && |
1802 | new_compaction_style_ == kCompactionStyleUniversal) { |
1803 | |
1804 | |
1805 | opt.disable_auto_compactions = true; |
1806 | opt.target_file_size_base = INT_MAX2147483647; |
1807 | opt.target_file_size_multiplier = 1; |
1808 | opt.max_bytes_for_level_base = INT_MAX2147483647; |
1809 | opt.max_bytes_for_level_multiplier = 1; |
1810 | } |
1811 | |
1812 | return opt; |
1813 | } |
1814 | |
1815 | void ChangeCompactionStyleCommand::DoCommand() { |
1816 | |
1817 | std::string property; |
1818 | std::string files_per_level; |
1819 | for (int i = 0; i < db_->NumberLevels(GetCfHandle()); i++) { |
1820 | db_->GetProperty(GetCfHandle(), |
1821 | "rocksdb.num-files-at-level" + NumberToString(i), |
1822 | &property); |
1823 | |
1824 | |
1825 | char buf[100]; |
1826 | snprintf(buf, sizeof(buf), "%s%s", (i ? "," : ""), property.c_str()); |
1827 | files_per_level += buf; |
1828 | } |
1829 | fprintf(stdoutstdout, "files per level before compaction: %s\n", |
1830 | files_per_level.c_str()); |
1831 | |
1832 | |
1833 | CompactRangeOptions compact_options; |
1834 | compact_options.change_level = true; |
1835 | compact_options.target_level = 0; |
1836 | db_->CompactRange(compact_options, GetCfHandle(), nullptr, nullptr); |
1837 | |
1838 | |
1839 | files_per_level = ""; |
1840 | int num_files = 0; |
1841 | for (int i = 0; i < db_->NumberLevels(GetCfHandle()); i++) { |
1842 | db_->GetProperty(GetCfHandle(), |
1843 | "rocksdb.num-files-at-level" + NumberToString(i), |
1844 | &property); |
1845 | |
1846 | |
1847 | char buf[100]; |
1848 | snprintf(buf, sizeof(buf), "%s%s", (i ? "," : ""), property.c_str()); |
1849 | files_per_level += buf; |
1850 | |
1851 | num_files = atoi(property.c_str()); |
1852 | |
1853 | |
1854 | if (i == 0 && num_files != 1) { |
1855 | exec_state_ = LDBCommandExecuteResult::Failed( |
1856 | "Number of db files at " |
1857 | "level 0 after compaction is " + |
1858 | ToString(num_files) + ", not 1.\n"); |
1859 | return; |
1860 | } |
1861 | |
1862 | if (i > 0 && num_files != 0) { |
1863 | exec_state_ = LDBCommandExecuteResult::Failed( |
1864 | "Number of db files at " |
1865 | "level " + |
1866 | ToString(i) + " after compaction is " + ToString(num_files) + |
1867 | ", not 0.\n"); |
1868 | return; |
1869 | } |
1870 | } |
1871 | |
1872 | fprintf(stdoutstdout, "files per level after compaction: %s\n", |
1873 | files_per_level.c_str()); |
1874 | } |
1875 | |
1876 | |
1877 | |
1878 | namespace { |
1879 | |
1880 | struct StdErrReporter : public log::Reader::Reporter { |
1881 | void Corruption(size_t , const Status& s) override { |
1882 | std::cerr << "Corruption detected in log file " << s.ToString() << "\n"; |
1883 | } |
1884 | }; |
1885 | |
1886 | class InMemoryHandler : public WriteBatch::Handler { |
1887 | public: |
1888 | InMemoryHandler(std::stringstream& row, bool print_values, |
1889 | bool write_after_commit = false) |
1890 | : Handler(), |
1891 | row_(row), |
1892 | print_values_(print_values), |
1893 | write_after_commit_(write_after_commit) {} |
1894 | |
1895 | void commonPutMerge(const Slice& key, const Slice& value) { |
1896 | std::string k = LDBCommand::StringToHex(key.ToString()); |
1897 | if (print_values_) { |
1898 | std::string v = LDBCommand::StringToHex(value.ToString()); |
1899 | row_ << k << " : "; |
1900 | row_ << v << " "; |
1901 | } else { |
1902 | row_ << k << " "; |
1903 | } |
1904 | } |
1905 | |
1906 | Status PutCF(uint32_t cf, const Slice& key, const Slice& value) override { |
1907 | row_ << "PUT(" << cf << ") : "; |
1908 | commonPutMerge(key, value); |
1909 | return Status::OK(); |
1910 | } |
1911 | |
1912 | Status MergeCF(uint32_t cf, const Slice& key, const Slice& value) override { |
1913 | row_ << "MERGE(" << cf << ") : "; |
1914 | commonPutMerge(key, value); |
1915 | return Status::OK(); |
1916 | } |
1917 | |
1918 | Status MarkNoop(bool) override { |
1919 | row_ << "NOOP "; |
1920 | return Status::OK(); |
1921 | } |
1922 | |
1923 | Status DeleteCF(uint32_t cf, const Slice& key) override { |
1924 | row_ << "DELETE(" << cf << ") : "; |
1925 | row_ << LDBCommand::StringToHex(key.ToString()) << " "; |
1926 | return Status::OK(); |
1927 | } |
1928 | |
1929 | Status SingleDeleteCF(uint32_t cf, const Slice& key) override { |
1930 | row_ << "SINGLE_DELETE(" << cf << ") : "; |
1931 | row_ << LDBCommand::StringToHex(key.ToString()) << " "; |
1932 | return Status::OK(); |
1933 | } |
1934 | |
1935 | Status DeleteRangeCF(uint32_t cf, const Slice& begin_key, |
1936 | const Slice& end_key) override { |
1937 | row_ << "DELETE_RANGE(" << cf << ") : "; |
1938 | row_ << LDBCommand::StringToHex(begin_key.ToString()) << " "; |
1939 | row_ << LDBCommand::StringToHex(end_key.ToString()) << " "; |
1940 | return Status::OK(); |
1941 | } |
1942 | |
1943 | Status MarkBeginPrepare(bool unprepare) override { |
1944 | row_ << "BEGIN_PREPARE("; |
1945 | row_ << (unprepare ? "true" : "false") << ") "; |
1946 | return Status::OK(); |
1947 | } |
1948 | |
1949 | Status MarkEndPrepare(const Slice& xid) override { |
1950 | row_ << "END_PREPARE("; |
1951 | row_ << LDBCommand::StringToHex(xid.ToString()) << ") "; |
1952 | return Status::OK(); |
1953 | } |
1954 | |
1955 | Status MarkRollback(const Slice& xid) override { |
1956 | row_ << "ROLLBACK("; |
1957 | row_ << LDBCommand::StringToHex(xid.ToString()) << ") "; |
1958 | return Status::OK(); |
1959 | } |
1960 | |
1961 | Status MarkCommit(const Slice& xid) override { |
1962 | row_ << "COMMIT("; |
1963 | row_ << LDBCommand::StringToHex(xid.ToString()) << ") "; |
1964 | return Status::OK(); |
1965 | } |
1966 | |
1967 | ~InMemoryHandler() override {} |
1968 | |
1969 | protected: |
1970 | bool WriteAfterCommit() const override { return write_after_commit_; } |
1971 | |
1972 | private: |
1973 | std::stringstream& row_; |
1974 | bool print_values_; |
1975 | bool write_after_commit_; |
1976 | }; |
1977 | |
1978 | void DumpWalFile(Options options, std::string wal_file, bool print_header, |
1979 | bool print_values, bool is_write_committed, |
1980 | LDBCommandExecuteResult* exec_state) { |
1981 | Env* env = options.env; |
1982 | EnvOptions soptions(options); |
1983 | std::unique_ptr<SequentialFileReader> wal_file_reader; |
1984 | |
1985 | Status status; |
1986 | { |
1987 | std::unique_ptr<SequentialFile> file; |
1988 | status = env->NewSequentialFile(wal_file, &file, soptions); |
1989 | if (status.ok()) { |
1990 | wal_file_reader.reset( |
1991 | new SequentialFileReader(std::move(file), wal_file)); |
1992 | } |
1993 | } |
1994 | if (!status.ok()) { |
1995 | if (exec_state) { |
1996 | *exec_state = LDBCommandExecuteResult::Failed("Failed to open WAL file " + |
1997 | status.ToString()); |
1998 | } else { |
1999 | std::cerr << "Error: Failed to open WAL file " << status.ToString() |
2000 | << std::endl; |
2001 | } |
2002 | } else { |
2003 | StdErrReporter reporter; |
2004 | uint64_t log_number; |
2005 | FileType type; |
2006 | |
2007 | |
2008 | std::string sanitized = wal_file; |
2009 | size_t lastslash = sanitized.rfind('/'); |
2010 | if (lastslash != std::string::npos) |
2011 | sanitized = sanitized.substr(lastslash + 1); |
2012 | if (!ParseFileName(sanitized, &log_number, &type)) { |
2013 | |
2014 | log_number = 0; |
2015 | } |
2016 | log::Reader reader(options.info_log, std::move(wal_file_reader), &reporter, |
2017 | true , log_number); |
2018 | std::string scratch; |
2019 | WriteBatch batch; |
2020 | Slice record; |
2021 | std::stringstream row; |
2022 | if (print_header) { |
2023 | std::cout << "Sequence,Count,ByteSize,Physical Offset,Key(s)"; |
2024 | if (print_values) { |
2025 | std::cout << " : value "; |
2026 | } |
2027 | std::cout << "\n"; |
2028 | } |
2029 | while (reader.ReadRecord(&record, &scratch)) { |
2030 | row.str(""); |
2031 | if (record.size() < WriteBatchInternal::kHeader) { |
2032 | reporter.Corruption(record.size(), |
2033 | Status::Corruption("log record too small")); |
2034 | } else { |
2035 | WriteBatchInternal::SetContents(&batch, record); |
2036 | row << WriteBatchInternal::Sequence(&batch) << ","; |
2037 | row << WriteBatchInternal::Count(&batch) << ","; |
2038 | row << WriteBatchInternal::ByteSize(&batch) << ","; |
2039 | row << reader.LastRecordOffset() << ","; |
2040 | InMemoryHandler handler(row, print_values, is_write_committed); |
2041 | batch.Iterate(&handler); |
2042 | row << "\n"; |
2043 | } |
2044 | std::cout << row.str(); |
2045 | } |
2046 | } |
2047 | } |
2048 | |
2049 | } |
2050 | |
2051 | const std::string WALDumperCommand::ARG_WAL_FILE = "walfile"; |
2052 | const std::string WALDumperCommand::ARG_WRITE_COMMITTED = "write_committed"; |
2053 | const std::string WALDumperCommand::ARG_PRINT_VALUE = "print_value"; |
2054 | const std::string WALDumperCommand::ARG_PRINT_HEADER = "header"; |
2055 | |
2056 | WALDumperCommand::WALDumperCommand( |
2057 | const std::vector<std::string>& , |
2058 | const std::map<std::string, std::string>& options, |
2059 | const std::vector<std::string>& flags) |
2060 | : LDBCommand(options, flags, true, |
2061 | BuildCmdLineOptions({ARG_WAL_FILE, ARG_WRITE_COMMITTED, |
2062 | ARG_PRINT_HEADER, ARG_PRINT_VALUE})), |
2063 | print_header_(false), |
2064 | print_values_(false), |
2065 | is_write_committed_(false) { |
2066 | wal_file_.clear(); |
2067 | |
2068 | std::map<std::string, std::string>::const_iterator itr = |
2069 | options.find(ARG_WAL_FILE); |
2070 | if (itr != options.end()) { |
2071 | wal_file_ = itr->second; |
2072 | } |
2073 | |
2074 | |
2075 | print_header_ = IsFlagPresent(flags, ARG_PRINT_HEADER); |
2076 | print_values_ = IsFlagPresent(flags, ARG_PRINT_VALUE); |
2077 | is_write_committed_ = ParseBooleanOption(options, ARG_WRITE_COMMITTED, true); |
2078 | |
2079 | if (wal_file_.empty()) { |
2080 | exec_state_ = LDBCommandExecuteResult::Failed("Argument " + ARG_WAL_FILE + |
2081 | " must be specified."); |
2082 | } |
2083 | } |
2084 | |
2085 | void WALDumperCommand::Help(std::string& ret) { |
2086 | ret.append(" "); |
2087 | ret.append(WALDumperCommand::Name()); |
2088 | ret.append(" --" + ARG_WAL_FILE + "=<write_ahead_log_file_path>"); |
2089 | ret.append(" [--" + ARG_PRINT_HEADER + "] "); |
2090 | ret.append(" [--" + ARG_PRINT_VALUE + "] "); |
2091 | ret.append(" [--" + ARG_WRITE_COMMITTED + "=true|false] "); |
2092 | ret.append("\n"); |
2093 | } |
2094 | |
2095 | void WALDumperCommand::DoCommand() { |
2096 | DumpWalFile(options_, wal_file_, print_header_, print_values_, |
2097 | is_write_committed_, &exec_state_); |
2098 | } |
2099 | |
2100 | |
2101 | |
2102 | GetCommand::GetCommand(const std::vector<std::string>& params, |
2103 | const std::map<std::string, std::string>& options, |
2104 | const std::vector<std::string>& flags) |
2105 | : LDBCommand( |
2106 | options, flags, true, |
2107 | BuildCmdLineOptions({ARG_TTL, ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX})) { |
2108 | if (params.size() != 1) { |
2109 | exec_state_ = LDBCommandExecuteResult::Failed( |
2110 | "<key> must be specified for the get command"); |
2111 | } else { |
2112 | key_ = params.at(0); |
2113 | } |
2114 | |
2115 | if (is_key_hex_) { |
2116 | key_ = HexToString(key_); |
2117 | } |
2118 | } |
2119 | |
2120 | void GetCommand::Help(std::string& ret) { |
2121 | ret.append(" "); |
2122 | ret.append(GetCommand::Name()); |
2123 | ret.append(" <key>"); |
2124 | ret.append(" [--" + ARG_TTL + "]"); |
2125 | ret.append("\n"); |
2126 | } |
2127 | |
2128 | void GetCommand::DoCommand() { |
2129 | if (!db_) { |
2130 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2131 | return; |
2132 | } |
2133 | std::string value; |
2134 | Status st = db_->Get(ReadOptions(), GetCfHandle(), key_, &value); |
2135 | if (st.ok()) { |
2136 | fprintf(stdoutstdout, "%s\n", |
2137 | (is_value_hex_ ? StringToHex(value) : value).c_str()); |
2138 | } else { |
2139 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
2140 | } |
2141 | } |
2142 | |
2143 | |
2144 | |
2145 | ApproxSizeCommand::ApproxSizeCommand( |
2146 | const std::vector<std::string>& , |
2147 | const std::map<std::string, std::string>& options, |
2148 | const std::vector<std::string>& flags) |
2149 | : LDBCommand(options, flags, true, |
2150 | BuildCmdLineOptions( |
2151 | {ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX, ARG_FROM, ARG_TO})) { |
2152 | if (options.find(ARG_FROM) != options.end()) { |
2153 | start_key_ = options.find(ARG_FROM)->second; |
2154 | } else { |
2155 | exec_state_ = LDBCommandExecuteResult::Failed( |
2156 | ARG_FROM + " must be specified for approxsize command"); |
2157 | return; |
2158 | } |
2159 | |
2160 | if (options.find(ARG_TO) != options.end()) { |
2161 | end_key_ = options.find(ARG_TO)->second; |
2162 | } else { |
2163 | exec_state_ = LDBCommandExecuteResult::Failed( |
2164 | ARG_TO + " must be specified for approxsize command"); |
2165 | return; |
2166 | } |
2167 | |
2168 | if (is_key_hex_) { |
2169 | start_key_ = HexToString(start_key_); |
2170 | end_key_ = HexToString(end_key_); |
2171 | } |
2172 | } |
2173 | |
2174 | void ApproxSizeCommand::Help(std::string& ret) { |
2175 | ret.append(" "); |
2176 | ret.append(ApproxSizeCommand::Name()); |
2177 | ret.append(HelpRangeCmdArgs()); |
2178 | ret.append("\n"); |
2179 | } |
2180 | |
2181 | void ApproxSizeCommand::DoCommand() { |
2182 | if (!db_) { |
2183 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2184 | return; |
2185 | } |
2186 | Range ranges[1]; |
2187 | ranges[0] = Range(start_key_, end_key_); |
2188 | uint64_t sizes[1]; |
2189 | db_->GetApproximateSizes(GetCfHandle(), ranges, 1, sizes); |
2190 | fprintf(stdoutstdout, "%lu\n", (unsigned long)sizes[0]); |
2191 | |
2192 | |
2193 | |
2194 | |
2195 | |
2196 | |
2197 | } |
2198 | |
2199 | |
2200 | |
2201 | BatchPutCommand::BatchPutCommand( |
2202 | const std::vector<std::string>& params, |
2203 | const std::map<std::string, std::string>& options, |
2204 | const std::vector<std::string>& flags) |
2205 | : LDBCommand(options, flags, false, |
2206 | BuildCmdLineOptions({ARG_TTL, ARG_HEX, ARG_KEY_HEX, |
2207 | ARG_VALUE_HEX, ARG_CREATE_IF_MISSING})) { |
2208 | if (params.size() < 2) { |
2209 | exec_state_ = LDBCommandExecuteResult::Failed( |
2210 | "At least one <key> <value> pair must be specified batchput."); |
2211 | } else if (params.size() % 2 != 0) { |
2212 | exec_state_ = LDBCommandExecuteResult::Failed( |
2213 | "Equal number of <key>s and <value>s must be specified for batchput."); |
2214 | } else { |
2215 | for (size_t i = 0; i < params.size(); i += 2) { |
2216 | std::string key = params.at(i); |
2217 | std::string value = params.at(i + 1); |
2218 | key_values_.push_back(std::pair<std::string, std::string>( |
2219 | is_key_hex_ ? HexToString(key) : key, |
2220 | is_value_hex_ ? HexToString(value) : value)); |
2221 | } |
2222 | } |
2223 | create_if_missing_ = IsFlagPresent(flags_, ARG_CREATE_IF_MISSING); |
2224 | } |
2225 | |
2226 | void BatchPutCommand::Help(std::string& ret) { |
2227 | ret.append(" "); |
2228 | ret.append(BatchPutCommand::Name()); |
2229 | ret.append(" <key> <value> [<key> <value>] [..]"); |
2230 | ret.append(" [--" + ARG_TTL + "]"); |
2231 | ret.append("\n"); |
2232 | } |
2233 | |
2234 | void BatchPutCommand::DoCommand() { |
2235 | if (!db_) { |
2236 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2237 | return; |
2238 | } |
2239 | WriteBatch batch; |
2240 | |
2241 | for (std::vector<std::pair<std::string, std::string>>::const_iterator itr = |
2242 | key_values_.begin(); |
2243 | itr != key_values_.end(); ++itr) { |
2244 | batch.Put(GetCfHandle(), itr->first, itr->second); |
2245 | } |
2246 | Status st = db_->Write(WriteOptions(), &batch); |
2247 | if (st.ok()) { |
2248 | fprintf(stdoutstdout, "OK\n"); |
2249 | } else { |
2250 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
2251 | } |
2252 | } |
2253 | |
2254 | Options BatchPutCommand::PrepareOptionsForOpenDB() { |
2255 | Options opt = LDBCommand::PrepareOptionsForOpenDB(); |
2256 | opt.create_if_missing = create_if_missing_; |
2257 | return opt; |
2258 | } |
2259 | |
2260 | |
2261 | |
2262 | ScanCommand::ScanCommand(const std::vector<std::string>& , |
2263 | const std::map<std::string, std::string>& options, |
2264 | const std::vector<std::string>& flags) |
2265 | : LDBCommand( |
2266 | options, flags, true, |
2267 | BuildCmdLineOptions({ARG_TTL, ARG_NO_VALUE, ARG_HEX, ARG_KEY_HEX, |
2268 | ARG_TO, ARG_VALUE_HEX, ARG_FROM, ARG_TIMESTAMP, |
2269 | ARG_MAX_KEYS, ARG_TTL_START, ARG_TTL_END})), |
2270 | start_key_specified_(false), |
2271 | end_key_specified_(false), |
2272 | max_keys_scanned_(-1), |
2273 | no_value_(false) { |
2274 | std::map<std::string, std::string>::const_iterator itr = |
2275 | options.find(ARG_FROM); |
2276 | if (itr != options.end()) { |
2277 | start_key_ = itr->second; |
2278 | if (is_key_hex_) { |
2279 | start_key_ = HexToString(start_key_); |
2280 | } |
2281 | start_key_specified_ = true; |
2282 | } |
2283 | itr = options.find(ARG_TO); |
2284 | if (itr != options.end()) { |
2285 | end_key_ = itr->second; |
2286 | if (is_key_hex_) { |
2287 | end_key_ = HexToString(end_key_); |
2288 | } |
2289 | end_key_specified_ = true; |
2290 | } |
2291 | |
2292 | std::vector<std::string>::const_iterator vitr = |
2293 | std::find(flags.begin(), flags.end(), ARG_NO_VALUE); |
2294 | if (vitr != flags.end()) { |
2295 | no_value_ = true; |
2296 | } |
2297 | |
2298 | itr = options.find(ARG_MAX_KEYS); |
2299 | if (itr != options.end()) { |
2300 | try { |
2301 | #if defined(CYGWIN) |
2302 | max_keys_scanned_ = strtol(itr->second.c_str(), 0, 10); |
2303 | #else |
2304 | max_keys_scanned_ = std::stoi(itr->second); |
2305 | #endif |
2306 | } catch (const std::invalid_argument&) { |
2307 | exec_state_ = LDBCommandExecuteResult::Failed(ARG_MAX_KEYS + |
2308 | " has an invalid value"); |
2309 | } catch (const std::out_of_range&) { |
2310 | exec_state_ = LDBCommandExecuteResult::Failed( |
2311 | ARG_MAX_KEYS + " has a value out-of-range"); |
2312 | } |
2313 | } |
2314 | } |
2315 | |
2316 | void ScanCommand::Help(std::string& ret) { |
2317 | ret.append(" "); |
2318 | ret.append(ScanCommand::Name()); |
2319 | ret.append(HelpRangeCmdArgs()); |
2320 | ret.append(" [--" + ARG_TTL + "]"); |
2321 | ret.append(" [--" + ARG_TIMESTAMP + "]"); |
2322 | ret.append(" [--" + ARG_MAX_KEYS + "=<N>q] "); |
2323 | ret.append(" [--" + ARG_TTL_START + "=<N>:- is inclusive]"); |
2324 | ret.append(" [--" + ARG_TTL_END + "=<N>:- is exclusive]"); |
2325 | ret.append(" [--" + ARG_NO_VALUE + "]"); |
2326 | ret.append("\n"); |
2327 | } |
2328 | |
2329 | void ScanCommand::DoCommand() { |
2330 | if (!db_) { |
2331 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2332 | return; |
2333 | } |
2334 | |
2335 | int num_keys_scanned = 0; |
2336 | ReadOptions scan_read_opts; |
2337 | scan_read_opts.total_order_seek = true; |
2338 | Iterator* it = db_->NewIterator(scan_read_opts, GetCfHandle()); |
2339 | if (start_key_specified_) { |
2340 | it->Seek(start_key_); |
2341 | } else { |
2342 | it->SeekToFirst(); |
2343 | } |
2344 | int ttl_start; |
2345 | if (!ParseIntOption(option_map_, ARG_TTL_START, ttl_start, exec_state_)) { |
2346 | ttl_start = DBWithTTLImpl::kMinTimestamp; |
2347 | } |
2348 | int ttl_end; |
2349 | if (!ParseIntOption(option_map_, ARG_TTL_END, ttl_end, exec_state_)) { |
2350 | ttl_end = DBWithTTLImpl::kMaxTimestamp; |
2351 | } |
2352 | if (ttl_end < ttl_start) { |
2353 | fprintf(stderrstderr, "Error: End time can't be less than start time\n"); |
2354 | delete it; |
2355 | return; |
2356 | } |
2357 | if (is_db_ttl_ && timestamp_) { |
2358 | fprintf(stdoutstdout, "Scanning key-values from %s to %s\n", |
2359 | ReadableTime(ttl_start).c_str(), ReadableTime(ttl_end).c_str()); |
2360 | } |
2361 | for ( ; |
2362 | it->Valid() && (!end_key_specified_ || it->key().ToString() < end_key_); |
2363 | it->Next()) { |
2364 | if (is_db_ttl_) { |
2365 | TtlIterator* it_ttl = static_cast_with_check<TtlIterator, Iterator>(it); |
2366 | int rawtime = it_ttl->timestamp(); |
2367 | if (rawtime < ttl_start || rawtime >= ttl_end) { |
2368 | continue; |
2369 | } |
2370 | if (timestamp_) { |
2371 | fprintf(stdoutstdout, "%s ", ReadableTime(rawtime).c_str()); |
2372 | } |
2373 | } |
2374 | |
2375 | Slice key_slice = it->key(); |
2376 | |
2377 | std::string formatted_key; |
2378 | if (is_key_hex_) { |
2379 | formatted_key = "0x" + key_slice.ToString(true ); |
2380 | key_slice = formatted_key; |
2381 | } else if (ldb_options_.key_formatter) { |
2382 | formatted_key = ldb_options_.key_formatter->Format(key_slice); |
2383 | key_slice = formatted_key; |
2384 | } |
2385 | |
2386 | if (no_value_) { |
2387 | fprintf(stdoutstdout, "%.*s\n", static_cast<int>(key_slice.size()), |
2388 | key_slice.data()); |
2389 | } else { |
2390 | Slice val_slice = it->value(); |
2391 | std::string formatted_value; |
2392 | if (is_value_hex_) { |
2393 | formatted_value = "0x" + val_slice.ToString(true ); |
2394 | val_slice = formatted_value; |
2395 | } |
2396 | fprintf(stdoutstdout, "%.*s : %.*s\n", static_cast<int>(key_slice.size()), |
2397 | key_slice.data(), static_cast<int>(val_slice.size()), |
2398 | val_slice.data()); |
2399 | } |
2400 | |
2401 | num_keys_scanned++; |
2402 | if (max_keys_scanned_ >= 0 && num_keys_scanned >= max_keys_scanned_) { |
2403 | break; |
2404 | } |
2405 | } |
2406 | if (!it->status().ok()) { |
2407 | exec_state_ = LDBCommandExecuteResult::Failed(it->status().ToString()); |
2408 | } |
2409 | delete it; |
2410 | } |
2411 | |
2412 | |
2413 | |
2414 | DeleteCommand::DeleteCommand(const std::vector<std::string>& params, |
2415 | const std::map<std::string, std::string>& options, |
2416 | const std::vector<std::string>& flags) |
2417 | : LDBCommand(options, flags, false, |
2418 | BuildCmdLineOptions({ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX})) { |
2419 | if (params.size() != 1) { |
2420 | exec_state_ = LDBCommandExecuteResult::Failed( |
2421 | "KEY must be specified for the delete command"); |
2422 | } else { |
2423 | key_ = params.at(0); |
2424 | if (is_key_hex_) { |
2425 | key_ = HexToString(key_); |
2426 | } |
2427 | } |
2428 | } |
2429 | |
2430 | void DeleteCommand::Help(std::string& ret) { |
2431 | ret.append(" "); |
2432 | ret.append(DeleteCommand::Name() + " <key>"); |
2433 | ret.append("\n"); |
2434 | } |
2435 | |
2436 | void DeleteCommand::DoCommand() { |
2437 | if (!db_) { |
2438 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2439 | return; |
2440 | } |
2441 | Status st = db_->Delete(WriteOptions(), GetCfHandle(), key_); |
2442 | if (st.ok()) { |
2443 | fprintf(stdoutstdout, "OK\n"); |
2444 | } else { |
2445 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
2446 | } |
2447 | } |
2448 | |
2449 | DeleteRangeCommand::DeleteRangeCommand( |
2450 | const std::vector<std::string>& params, |
2451 | const std::map<std::string, std::string>& options, |
2452 | const std::vector<std::string>& flags) |
2453 | : LDBCommand(options, flags, false, |
2454 | BuildCmdLineOptions({ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX})) { |
2455 | if (params.size() != 2) { |
2456 | exec_state_ = LDBCommandExecuteResult::Failed( |
2457 | "begin and end keys must be specified for the delete command"); |
2458 | } else { |
2459 | begin_key_ = params.at(0); |
2460 | end_key_ = params.at(1); |
2461 | if (is_key_hex_) { |
2462 | begin_key_ = HexToString(begin_key_); |
2463 | end_key_ = HexToString(end_key_); |
2464 | } |
2465 | } |
2466 | } |
2467 | |
2468 | void DeleteRangeCommand::Help(std::string& ret) { |
2469 | ret.append(" "); |
2470 | ret.append(DeleteRangeCommand::Name() + " <begin key> <end key>"); |
2471 | ret.append("\n"); |
2472 | } |
2473 | |
2474 | void DeleteRangeCommand::DoCommand() { |
2475 | if (!db_) { |
2476 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2477 | return; |
2478 | } |
2479 | Status st = |
2480 | db_->DeleteRange(WriteOptions(), GetCfHandle(), begin_key_, end_key_); |
2481 | if (st.ok()) { |
2482 | fprintf(stdoutstdout, "OK\n"); |
2483 | } else { |
2484 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
2485 | } |
2486 | } |
2487 | |
2488 | PutCommand::PutCommand(const std::vector<std::string>& params, |
2489 | const std::map<std::string, std::string>& options, |
2490 | const std::vector<std::string>& flags) |
2491 | : LDBCommand(options, flags, false, |
2492 | BuildCmdLineOptions({ARG_TTL, ARG_HEX, ARG_KEY_HEX, |
2493 | ARG_VALUE_HEX, ARG_CREATE_IF_MISSING})) { |
2494 | if (params.size() != 2) { |
2495 | exec_state_ = LDBCommandExecuteResult::Failed( |
2496 | "<key> and <value> must be specified for the put command"); |
2497 | } else { |
2498 | key_ = params.at(0); |
2499 | value_ = params.at(1); |
2500 | } |
2501 | |
2502 | if (is_key_hex_) { |
2503 | key_ = HexToString(key_); |
2504 | } |
2505 | |
2506 | if (is_value_hex_) { |
2507 | value_ = HexToString(value_); |
2508 | } |
2509 | create_if_missing_ = IsFlagPresent(flags_, ARG_CREATE_IF_MISSING); |
2510 | } |
2511 | |
2512 | void PutCommand::Help(std::string& ret) { |
2513 | ret.append(" "); |
2514 | ret.append(PutCommand::Name()); |
2515 | ret.append(" <key> <value> "); |
2516 | ret.append(" [--" + ARG_TTL + "]"); |
2517 | ret.append("\n"); |
2518 | } |
2519 | |
2520 | void PutCommand::DoCommand() { |
2521 | if (!db_) { |
2522 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2523 | return; |
2524 | } |
2525 | Status st = db_->Put(WriteOptions(), GetCfHandle(), key_, value_); |
2526 | if (st.ok()) { |
2527 | fprintf(stdoutstdout, "OK\n"); |
2528 | } else { |
2529 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
2530 | } |
2531 | } |
2532 | |
2533 | Options PutCommand::PrepareOptionsForOpenDB() { |
2534 | Options opt = LDBCommand::PrepareOptionsForOpenDB(); |
2535 | opt.create_if_missing = create_if_missing_; |
2536 | return opt; |
2537 | } |
2538 | |
2539 | |
2540 | |
2541 | const char* DBQuerierCommand::HELP_CMD = "help"; |
2542 | const char* DBQuerierCommand::GET_CMD = "get"; |
2543 | const char* DBQuerierCommand::PUT_CMD = "put"; |
2544 | const char* DBQuerierCommand::DELETE_CMD = "delete"; |
2545 | |
2546 | DBQuerierCommand::DBQuerierCommand( |
2547 | const std::vector<std::string>& , |
2548 | const std::map<std::string, std::string>& options, |
2549 | const std::vector<std::string>& flags) |
2550 | : LDBCommand( |
2551 | options, flags, false, |
2552 | BuildCmdLineOptions({ARG_TTL, ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX})) { |
2553 | |
2554 | } |
2555 | |
2556 | void DBQuerierCommand::Help(std::string& ret) { |
2557 | ret.append(" "); |
2558 | ret.append(DBQuerierCommand::Name()); |
2559 | ret.append(" [--" + ARG_TTL + "]"); |
2560 | ret.append("\n"); |
2561 | ret.append(" Starts a REPL shell. Type help for list of available " |
2562 | "commands."); |
2563 | ret.append("\n"); |
2564 | } |
2565 | |
2566 | void DBQuerierCommand::DoCommand() { |
2567 | if (!db_) { |
2568 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2569 | return; |
2570 | } |
2571 | |
2572 | ReadOptions read_options; |
2573 | WriteOptions write_options; |
2574 | |
2575 | std::string line; |
2576 | std::string key; |
2577 | std::string value; |
2578 | while (getline(std::cin, line, '\n')) { |
2579 | |
2580 | std::vector<std::string> tokens; |
2581 | size_t pos = 0; |
2582 | while (true) { |
2583 | size_t pos2 = line.find(' ', pos); |
2584 | if (pos2 == std::string::npos) { |
2585 | break; |
2586 | } |
2587 | tokens.push_back(line.substr(pos, pos2-pos)); |
2588 | pos = pos2 + 1; |
2589 | } |
2590 | tokens.push_back(line.substr(pos)); |
2591 | |
2592 | const std::string& cmd = tokens[0]; |
2593 | |
2594 | if (cmd == HELP_CMD) { |
2595 | fprintf(stdoutstdout, |
2596 | "get <key>\n" |
2597 | "put <key> <value>\n" |
2598 | "delete <key>\n"); |
2599 | } else if (cmd == DELETE_CMD && tokens.size() == 2) { |
2600 | key = (is_key_hex_ ? HexToString(tokens[1]) : tokens[1]); |
2601 | db_->Delete(write_options, GetCfHandle(), Slice(key)); |
2602 | fprintf(stdoutstdout, "Successfully deleted %s\n", tokens[1].c_str()); |
2603 | } else if (cmd == PUT_CMD && tokens.size() == 3) { |
2604 | key = (is_key_hex_ ? HexToString(tokens[1]) : tokens[1]); |
2605 | value = (is_value_hex_ ? HexToString(tokens[2]) : tokens[2]); |
2606 | db_->Put(write_options, GetCfHandle(), Slice(key), Slice(value)); |
2607 | fprintf(stdoutstdout, "Successfully put %s %s\n", |
2608 | tokens[1].c_str(), tokens[2].c_str()); |
2609 | } else if (cmd == GET_CMD && tokens.size() == 2) { |
2610 | key = (is_key_hex_ ? HexToString(tokens[1]) : tokens[1]); |
2611 | if (db_->Get(read_options, GetCfHandle(), Slice(key), &value).ok()) { |
2612 | fprintf(stdoutstdout, "%s\n", PrintKeyValue(key, value, |
2613 | is_key_hex_, is_value_hex_).c_str()); |
2614 | } else { |
2615 | fprintf(stdoutstdout, "Not found %s\n", tokens[1].c_str()); |
2616 | } |
2617 | } else { |
2618 | fprintf(stdoutstdout, "Unknown command %s\n", line.c_str()); |
2619 | } |
2620 | } |
2621 | } |
2622 | |
2623 | |
2624 | |
2625 | CheckConsistencyCommand::CheckConsistencyCommand( |
2626 | const std::vector<std::string>& , |
2627 | const std::map<std::string, std::string>& options, |
2628 | const std::vector<std::string>& flags) |
2629 | : LDBCommand(options, flags, false, BuildCmdLineOptions({})) {} |
2630 | |
2631 | void CheckConsistencyCommand::Help(std::string& ret) { |
2632 | ret.append(" "); |
2633 | ret.append(CheckConsistencyCommand::Name()); |
2634 | ret.append("\n"); |
2635 | } |
2636 | |
2637 | void CheckConsistencyCommand::DoCommand() { |
2638 | Options opt = PrepareOptionsForOpenDB(); |
2639 | opt.paranoid_checks = true; |
2640 | if (!exec_state_.IsNotStarted()) { |
2641 | return; |
2642 | } |
2643 | DB* db; |
2644 | Status st = DB::OpenForReadOnly(opt, db_path_, &db, false); |
2645 | delete db; |
2646 | if (st.ok()) { |
2647 | fprintf(stdoutstdout, "OK\n"); |
2648 | } else { |
2649 | exec_state_ = LDBCommandExecuteResult::Failed(st.ToString()); |
2650 | } |
2651 | } |
2652 | |
2653 | |
2654 | |
2655 | const std::string CheckPointCommand::ARG_CHECKPOINT_DIR = "checkpoint_dir"; |
2656 | |
2657 | CheckPointCommand::CheckPointCommand( |
2658 | const std::vector<std::string>& , |
2659 | const std::map<std::string, std::string>& options, |
2660 | const std::vector<std::string>& flags) |
2661 | : LDBCommand(options, flags, false , |
2662 | BuildCmdLineOptions({ARG_CHECKPOINT_DIR})) { |
2663 | auto itr = options.find(ARG_CHECKPOINT_DIR); |
2664 | if (itr != options.end()) { |
2665 | checkpoint_dir_ = itr->second; |
2666 | } |
2667 | } |
2668 | |
2669 | void CheckPointCommand::Help(std::string& ret) { |
2670 | ret.append(" "); |
2671 | ret.append(CheckPointCommand::Name()); |
2672 | ret.append(" [--" + ARG_CHECKPOINT_DIR + "] "); |
2673 | ret.append("\n"); |
2674 | } |
2675 | |
2676 | void CheckPointCommand::DoCommand() { |
2677 | if (!db_) { |
2678 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2679 | return; |
2680 | } |
2681 | Checkpoint* checkpoint; |
2682 | Status status = Checkpoint::Create(db_, &checkpoint); |
2683 | status = checkpoint->CreateCheckpoint(checkpoint_dir_); |
2684 | if (status.ok()) { |
2685 | printf("OK\n"); |
2686 | } else { |
2687 | exec_state_ = LDBCommandExecuteResult::Failed(status.ToString()); |
2688 | } |
2689 | } |
2690 | |
2691 | |
2692 | |
2693 | RepairCommand::RepairCommand(const std::vector<std::string>& , |
2694 | const std::map<std::string, std::string>& options, |
2695 | const std::vector<std::string>& flags) |
2696 | : LDBCommand(options, flags, false, BuildCmdLineOptions({})) {} |
2697 | |
2698 | void RepairCommand::Help(std::string& ret) { |
2699 | ret.append(" "); |
2700 | ret.append(RepairCommand::Name()); |
2701 | ret.append("\n"); |
2702 | } |
2703 | |
2704 | void RepairCommand::DoCommand() { |
2705 | Options options = PrepareOptionsForOpenDB(); |
2706 | options.info_log.reset(new StderrLogger(InfoLogLevel::WARN_LEVEL)); |
2707 | Status status = RepairDB(db_path_, options); |
2708 | if (status.ok()) { |
2709 | printf("OK\n"); |
2710 | } else { |
2711 | exec_state_ = LDBCommandExecuteResult::Failed(status.ToString()); |
2712 | } |
2713 | } |
2714 | |
2715 | |
2716 | |
2717 | const std::string BackupableCommand::ARG_NUM_THREADS = "num_threads"; |
2718 | const std::string BackupableCommand::ARG_BACKUP_ENV_URI = "backup_env_uri"; |
2719 | const std::string BackupableCommand::ARG_BACKUP_DIR = "backup_dir"; |
2720 | const std::string BackupableCommand::ARG_STDERR_LOG_LEVEL = "stderr_log_level"; |
2721 | |
2722 | BackupableCommand::BackupableCommand( |
2723 | const std::vector<std::string>& , |
2724 | const std::map<std::string, std::string>& options, |
2725 | const std::vector<std::string>& flags) |
2726 | : LDBCommand(options, flags, false , |
2727 | BuildCmdLineOptions({ARG_BACKUP_ENV_URI, ARG_BACKUP_DIR, |
2728 | ARG_NUM_THREADS, ARG_STDERR_LOG_LEVEL})), |
2729 | num_threads_(1) { |
2730 | auto itr = options.find(ARG_NUM_THREADS); |
2731 | if (itr != options.end()) { |
2732 | num_threads_ = std::stoi(itr->second); |
2733 | } |
2734 | itr = options.find(ARG_BACKUP_ENV_URI); |
2735 | if (itr != options.end()) { |
2736 | backup_env_uri_ = itr->second; |
2737 | } |
2738 | itr = options.find(ARG_BACKUP_DIR); |
2739 | if (itr == options.end()) { |
2740 | exec_state_ = LDBCommandExecuteResult::Failed("--" + ARG_BACKUP_DIR + |
2741 | ": missing backup directory"); |
2742 | } else { |
2743 | backup_dir_ = itr->second; |
2744 | } |
2745 | |
2746 | itr = options.find(ARG_STDERR_LOG_LEVEL); |
2747 | if (itr != options.end()) { |
2748 | int stderr_log_level = std::stoi(itr->second); |
2749 | if (stderr_log_level < 0 || |
2750 | stderr_log_level >= InfoLogLevel::NUM_INFO_LOG_LEVELS) { |
2751 | exec_state_ = LDBCommandExecuteResult::Failed( |
2752 | ARG_STDERR_LOG_LEVEL + " must be >= 0 and < " + |
2753 | std::to_string(InfoLogLevel::NUM_INFO_LOG_LEVELS) + "."); |
2754 | } else { |
2755 | logger_.reset( |
2756 | new StderrLogger(static_cast<InfoLogLevel>(stderr_log_level))); |
2757 | } |
2758 | } |
2759 | } |
2760 | |
2761 | void BackupableCommand::Help(const std::string& name, std::string& ret) { |
2762 | ret.append(" "); |
2763 | ret.append(name); |
2764 | ret.append(" [--" + ARG_BACKUP_ENV_URI + "] "); |
2765 | ret.append(" [--" + ARG_BACKUP_DIR + "] "); |
2766 | ret.append(" [--" + ARG_NUM_THREADS + "] "); |
2767 | ret.append(" [--" + ARG_STDERR_LOG_LEVEL + "=<int (InfoLogLevel)>] "); |
2768 | ret.append("\n"); |
2769 | } |
2770 | |
2771 | |
2772 | |
2773 | BackupCommand::BackupCommand(const std::vector<std::string>& params, |
2774 | const std::map<std::string, std::string>& options, |
2775 | const std::vector<std::string>& flags) |
2776 | : BackupableCommand(params, options, flags) {} |
2777 | |
2778 | void BackupCommand::Help(std::string& ret) { |
2779 | BackupableCommand::Help(Name(), ret); |
2780 | } |
2781 | |
2782 | void BackupCommand::DoCommand() { |
2783 | BackupEngine* backup_engine; |
2784 | Status status; |
2785 | if (!db_) { |
2786 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2787 | return; |
2788 | } |
2789 | printf("open db OK\n"); |
2790 | std::unique_ptr<Env> custom_env_guard; |
2791 | Env* custom_env = NewCustomObject<Env>(backup_env_uri_, &custom_env_guard); |
2792 | BackupableDBOptions backup_options = |
2793 | BackupableDBOptions(backup_dir_, custom_env); |
2794 | backup_options.info_log = logger_.get(); |
2795 | backup_options.max_background_operations = num_threads_; |
2796 | status = BackupEngine::Open(Env::Default(), backup_options, &backup_engine); |
2797 | if (status.ok()) { |
2798 | printf("open backup engine OK\n"); |
2799 | } else { |
2800 | exec_state_ = LDBCommandExecuteResult::Failed(status.ToString()); |
2801 | return; |
2802 | } |
2803 | status = backup_engine->CreateNewBackup(db_); |
2804 | if (status.ok()) { |
2805 | printf("create new backup OK\n"); |
2806 | } else { |
2807 | exec_state_ = LDBCommandExecuteResult::Failed(status.ToString()); |
2808 | return; |
2809 | } |
2810 | } |
2811 | |
2812 | |
2813 | |
2814 | RestoreCommand::RestoreCommand( |
2815 | const std::vector<std::string>& params, |
2816 | const std::map<std::string, std::string>& options, |
2817 | const std::vector<std::string>& flags) |
2818 | : BackupableCommand(params, options, flags) {} |
2819 | |
2820 | void RestoreCommand::Help(std::string& ret) { |
2821 | BackupableCommand::Help(Name(), ret); |
2822 | } |
2823 | |
2824 | void RestoreCommand::DoCommand() { |
2825 | std::unique_ptr<Env> custom_env_guard; |
2826 | Env* custom_env = NewCustomObject<Env>(backup_env_uri_, &custom_env_guard); |
2827 | std::unique_ptr<BackupEngineReadOnly> restore_engine; |
2828 | Status status; |
2829 | { |
2830 | BackupableDBOptions opts(backup_dir_, custom_env); |
2831 | opts.info_log = logger_.get(); |
2832 | opts.max_background_operations = num_threads_; |
2833 | BackupEngineReadOnly* raw_restore_engine_ptr; |
2834 | status = BackupEngineReadOnly::Open(Env::Default(), opts, |
2835 | &raw_restore_engine_ptr); |
2836 | if (status.ok()) { |
2837 | restore_engine.reset(raw_restore_engine_ptr); |
2838 | } |
2839 | } |
2840 | if (status.ok()) { |
2841 | printf("open restore engine OK\n"); |
2842 | status = restore_engine->RestoreDBFromLatestBackup(db_path_, db_path_); |
2843 | } |
2844 | if (status.ok()) { |
2845 | printf("restore from backup OK\n"); |
2846 | } else { |
2847 | exec_state_ = LDBCommandExecuteResult::Failed(status.ToString()); |
2848 | } |
2849 | } |
2850 | |
2851 | |
2852 | |
2853 | namespace { |
2854 | |
2855 | void DumpSstFile(Options options, std::string filename, bool output_hex, |
2856 | bool show_properties) { |
2857 | std::string from_key; |
2858 | std::string to_key; |
2859 | if (filename.length() <= 4 || |
2860 | filename.rfind(".sst") != filename.length() - 4) { |
2861 | std::cout << "Invalid sst file name." << std::endl; |
2862 | return; |
2863 | } |
2864 | |
2865 | rocksdb::SstFileDumper dumper(options, filename, false, output_hex); |
2866 | Status st = dumper.ReadSequential(true, std::numeric_limits<uint64_t>::max(), |
2867 | false, |
2868 | from_key, false, |
2869 | to_key); |
2870 | if (!st.ok()) { |
2871 | std::cerr << "Error in reading SST file " << filename << st.ToString() |
2872 | << std::endl; |
2873 | return; |
2874 | } |
2875 | |
2876 | if (show_properties) { |
2877 | const rocksdb::TableProperties* table_properties; |
2878 | |
2879 | std::shared_ptr<const rocksdb::TableProperties> |
2880 | table_properties_from_reader; |
2881 | st = dumper.ReadTableProperties(&table_properties_from_reader); |
2882 | if (!st.ok()) { |
2883 | std::cerr << filename << ": " << st.ToString() |
2884 | << ". Try to use initial table properties" << std::endl; |
2885 | table_properties = dumper.GetInitTableProperties(); |
2886 | } else { |
2887 | table_properties = table_properties_from_reader.get(); |
2888 | } |
2889 | if (table_properties != nullptr) { |
2890 | std::cout << std::endl << "Table Properties:" << std::endl; |
2891 | std::cout << table_properties->ToString("\n") << std::endl; |
2892 | } |
2893 | } |
2894 | } |
2895 | |
2896 | } |
2897 | |
2898 | DBFileDumperCommand::DBFileDumperCommand( |
2899 | const std::vector<std::string>& , |
2900 | const std::map<std::string, std::string>& options, |
2901 | const std::vector<std::string>& flags) |
2902 | : LDBCommand(options, flags, true, BuildCmdLineOptions({})) {} |
2903 | |
2904 | void DBFileDumperCommand::Help(std::string& ret) { |
2905 | ret.append(" "); |
2906 | ret.append(DBFileDumperCommand::Name()); |
2907 | ret.append("\n"); |
2908 | } |
2909 | |
2910 | void DBFileDumperCommand::DoCommand() { |
2911 | if (!db_) { |
2912 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2913 | return; |
2914 | } |
2915 | Status s; |
2916 | |
2917 | std::cout << "Manifest File" << std::endl; |
2918 | std::cout << "==============================" << std::endl; |
2919 | std::string manifest_filename; |
2920 | s = ReadFileToString(db_->GetEnv(), CurrentFileName(db_->GetName()), |
2921 | &manifest_filename); |
2922 | if (!s.ok() || manifest_filename.empty() || |
2923 | manifest_filename.back() != '\n') { |
2924 | std::cerr << "Error when reading CURRENT file " |
2925 | << CurrentFileName(db_->GetName()) << std::endl; |
2926 | } |
2927 | |
2928 | manifest_filename.resize(manifest_filename.size() - 1); |
2929 | std::string manifest_filepath = db_->GetName() + "/" + manifest_filename; |
2930 | std::cout << manifest_filepath << std::endl; |
2931 | DumpManifestFile(options_, manifest_filepath, false, false, false); |
2932 | std::cout << std::endl; |
2933 | |
2934 | std::cout << "SST Files" << std::endl; |
2935 | std::cout << "==============================" << std::endl; |
2936 | std::vector<LiveFileMetaData> metadata; |
2937 | db_->GetLiveFilesMetaData(&metadata); |
2938 | for (auto& fileMetadata : metadata) { |
2939 | std::string filename = fileMetadata.db_path + fileMetadata.name; |
2940 | std::cout << filename << " level:" << fileMetadata.level << std::endl; |
2941 | std::cout << "------------------------------" << std::endl; |
2942 | DumpSstFile(options_, filename, false, true); |
2943 | std::cout << std::endl; |
2944 | } |
2945 | std::cout << std::endl; |
2946 | |
2947 | std::cout << "Write Ahead Log Files" << std::endl; |
2948 | std::cout << "==============================" << std::endl; |
2949 | rocksdb::VectorLogPtr wal_files; |
2950 | s = db_->GetSortedWalFiles(wal_files); |
2951 | if (!s.ok()) { |
2952 | std::cerr << "Error when getting WAL files" << std::endl; |
2953 | } else { |
2954 | for (auto& wal : wal_files) { |
2955 | |
2956 | std::string filename = db_->GetOptions().wal_dir + wal->PathName(); |
2957 | std::cout << filename << std::endl; |
2958 | |
2959 | DumpWalFile(options_, filename, true, true, true , |
2960 | &exec_state_); |
2961 | } |
2962 | } |
2963 | } |
2964 | |
2965 | void WriteExternalSstFilesCommand::Help(std::string& ret) { |
2966 | ret.append(" "); |
2967 | ret.append(WriteExternalSstFilesCommand::Name()); |
2968 | ret.append(" <output_sst_path>"); |
2969 | ret.append("\n"); |
2970 | } |
2971 | |
2972 | WriteExternalSstFilesCommand::WriteExternalSstFilesCommand( |
2973 | const std::vector<std::string>& params, |
2974 | const std::map<std::string, std::string>& options, |
2975 | const std::vector<std::string>& flags) |
2976 | : LDBCommand( |
2977 | options, flags, false , |
2978 | BuildCmdLineOptions({ARG_HEX, ARG_KEY_HEX, ARG_VALUE_HEX, ARG_FROM, |
2979 | ARG_TO, ARG_CREATE_IF_MISSING})) { |
2980 | create_if_missing_ = |
2981 | IsFlagPresent(flags, ARG_CREATE_IF_MISSING) || |
2982 | ParseBooleanOption(options, ARG_CREATE_IF_MISSING, false); |
2983 | if (params.size() != 1) { |
2984 | exec_state_ = LDBCommandExecuteResult::Failed( |
2985 | "output SST file path must be specified"); |
2986 | } else { |
2987 | output_sst_path_ = params.at(0); |
2988 | } |
2989 | } |
2990 | |
2991 | void WriteExternalSstFilesCommand::DoCommand() { |
2992 | if (!db_) { |
2993 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
2994 | return; |
2995 | } |
2996 | ColumnFamilyHandle* cfh = GetCfHandle(); |
2997 | SstFileWriter sst_file_writer(EnvOptions(), db_->GetOptions(), cfh); |
2998 | Status status = sst_file_writer.Open(output_sst_path_); |
2999 | if (!status.ok()) { |
3000 | exec_state_ = LDBCommandExecuteResult::Failed("failed to open SST file: " + |
3001 | status.ToString()); |
3002 | return; |
3003 | } |
3004 | |
3005 | int bad_lines = 0; |
3006 | std::string line; |
3007 | std::ifstream ifs_stdin("/dev/stdin"); |
3008 | std::istream* istream_p = ifs_stdin.is_open() ? &ifs_stdin : &std::cin; |
3009 | while (getline(*istream_p, line, '\n')) { |
3010 | std::string key; |
3011 | std::string value; |
3012 | if (ParseKeyValue(line, &key, &value, is_key_hex_, is_value_hex_)) { |
3013 | status = sst_file_writer.Put(key, value); |
3014 | if (!status.ok()) { |
3015 | exec_state_ = LDBCommandExecuteResult::Failed( |
3016 | "failed to write record to file: " + status.ToString()); |
3017 | return; |
3018 | } |
3019 | } else if (0 == line.find("Keys in range:")) { |
3020 | |
3021 | } else if (0 == line.find("Created bg thread 0x")) { |
3022 | |
3023 | } else { |
3024 | bad_lines++; |
3025 | } |
3026 | } |
3027 | |
3028 | status = sst_file_writer.Finish(); |
3029 | if (!status.ok()) { |
3030 | exec_state_ = LDBCommandExecuteResult::Failed( |
3031 | "Failed to finish writing to file: " + status.ToString()); |
3032 | return; |
3033 | } |
3034 | |
3035 | if (bad_lines > 0) { |
3036 | fprintf(stderrstderr, "Warning: %d bad lines ignored.\n", bad_lines); |
3037 | } |
3038 | exec_state_ = LDBCommandExecuteResult::Succeed( |
3039 | "external SST file written to " + output_sst_path_); |
3040 | } |
3041 | |
3042 | Options WriteExternalSstFilesCommand::PrepareOptionsForOpenDB() { |
3043 | Options opt = LDBCommand::PrepareOptionsForOpenDB(); |
3044 | opt.create_if_missing = create_if_missing_; |
3045 | return opt; |
3046 | } |
3047 | |
3048 | const std::string IngestExternalSstFilesCommand::ARG_MOVE_FILES = "move_files"; |
3049 | const std::string IngestExternalSstFilesCommand::ARG_SNAPSHOT_CONSISTENCY = |
3050 | "snapshot_consistency"; |
3051 | const std::string IngestExternalSstFilesCommand::ARG_ALLOW_GLOBAL_SEQNO = |
3052 | "allow_global_seqno"; |
3053 | const std::string IngestExternalSstFilesCommand::ARG_ALLOW_BLOCKING_FLUSH = |
3054 | "allow_blocking_flush"; |
3055 | const std::string IngestExternalSstFilesCommand::ARG_INGEST_BEHIND = |
3056 | "ingest_behind"; |
3057 | const std::string IngestExternalSstFilesCommand::ARG_WRITE_GLOBAL_SEQNO = |
3058 | "write_global_seqno"; |
3059 | |
3060 | void IngestExternalSstFilesCommand::Help(std::string& ret) { |
3061 | ret.append(" "); |
3062 | ret.append(IngestExternalSstFilesCommand::Name()); |
3063 | ret.append(" <input_sst_path>"); |
3064 | ret.append(" [--" + ARG_MOVE_FILES + "] "); |
3065 | ret.append(" [--" + ARG_SNAPSHOT_CONSISTENCY + "] "); |
3066 | ret.append(" [--" + ARG_ALLOW_GLOBAL_SEQNO + "] "); |
3067 | ret.append(" [--" + ARG_ALLOW_BLOCKING_FLUSH + "] "); |
3068 | ret.append(" [--" + ARG_INGEST_BEHIND + "] "); |
3069 | ret.append(" [--" + ARG_WRITE_GLOBAL_SEQNO + "] "); |
3070 | ret.append("\n"); |
3071 | } |
3072 | |
3073 | IngestExternalSstFilesCommand::IngestExternalSstFilesCommand( |
3074 | const std::vector<std::string>& params, |
3075 | const std::map<std::string, std::string>& options, |
3076 | const std::vector<std::string>& flags) |
3077 | : LDBCommand( |
3078 | options, flags, false , |
3079 | BuildCmdLineOptions({ARG_MOVE_FILES, ARG_SNAPSHOT_CONSISTENCY, |
3080 | ARG_ALLOW_GLOBAL_SEQNO, ARG_CREATE_IF_MISSING, |
3081 | ARG_ALLOW_BLOCKING_FLUSH, ARG_INGEST_BEHIND, |
3082 | ARG_WRITE_GLOBAL_SEQNO})), |
3083 | move_files_(false), |
3084 | snapshot_consistency_(true), |
3085 | allow_global_seqno_(true), |
3086 | allow_blocking_flush_(true), |
3087 | ingest_behind_(false), |
3088 | write_global_seqno_(true) { |
3089 | create_if_missing_ = |
3090 | IsFlagPresent(flags, ARG_CREATE_IF_MISSING) || |
3091 | ParseBooleanOption(options, ARG_CREATE_IF_MISSING, false); |
3092 | move_files_ = IsFlagPresent(flags, ARG_MOVE_FILES) || |
3093 | ParseBooleanOption(options, ARG_MOVE_FILES, false); |
3094 | snapshot_consistency_ = |
3095 | IsFlagPresent(flags, ARG_SNAPSHOT_CONSISTENCY) || |
3096 | ParseBooleanOption(options, ARG_SNAPSHOT_CONSISTENCY, true); |
3097 | allow_global_seqno_ = |
3098 | IsFlagPresent(flags, ARG_ALLOW_GLOBAL_SEQNO) || |
3099 | ParseBooleanOption(options, ARG_ALLOW_GLOBAL_SEQNO, true); |
3100 | allow_blocking_flush_ = |
3101 | IsFlagPresent(flags, ARG_ALLOW_BLOCKING_FLUSH) || |
3102 | ParseBooleanOption(options, ARG_ALLOW_BLOCKING_FLUSH, true); |
3103 | ingest_behind_ = IsFlagPresent(flags, ARG_INGEST_BEHIND) || |
3104 | ParseBooleanOption(options, ARG_INGEST_BEHIND, false); |
3105 | write_global_seqno_ = |
3106 | IsFlagPresent(flags, ARG_WRITE_GLOBAL_SEQNO) || |
3107 | ParseBooleanOption(options, ARG_WRITE_GLOBAL_SEQNO, true); |
3108 | |
3109 | if (allow_global_seqno_) { |
3110 | if (!write_global_seqno_) { |
3111 | fprintf(stderrstderr, |
3112 | "Warning: not writing global_seqno to the ingested SST can\n" |
3113 | "prevent older versions of RocksDB from being able to open it\n"); |
3114 | } |
3115 | } else { |
3116 | if (write_global_seqno_) { |
3117 | exec_state_ = LDBCommandExecuteResult::Failed( |
3118 | "ldb cannot write global_seqno to the ingested SST when global_seqno " |
3119 | "is not allowed"); |
3120 | } |
3121 | } |
3122 | |
3123 | if (params.size() != 1) { |
3124 | exec_state_ = |
3125 | LDBCommandExecuteResult::Failed("input SST path must be specified"); |
3126 | } else { |
3127 | input_sst_path_ = params.at(0); |
3128 | } |
3129 | } |
3130 | |
3131 | void IngestExternalSstFilesCommand::DoCommand() { |
3132 | if (!db_) { |
3133 | assert(GetExecuteState().IsFailed())(static_cast<void> (0)); |
3134 | return; |
3135 | } |
3136 | if (GetExecuteState().IsFailed()) { |
3137 | return; |
3138 | } |
3139 | ColumnFamilyHandle* cfh = GetCfHandle(); |
3140 | IngestExternalFileOptions ifo; |
3141 | ifo.move_files = move_files_; |
3142 | ifo.snapshot_consistency = snapshot_consistency_; |
3143 | ifo.allow_global_seqno = allow_global_seqno_; |
3144 | ifo.allow_blocking_flush = allow_blocking_flush_; |
3145 | ifo.ingest_behind = ingest_behind_; |
3146 | ifo.write_global_seqno = write_global_seqno_; |
3147 | Status status = db_->IngestExternalFile(cfh, {input_sst_path_}, ifo); |
3148 | if (!status.ok()) { |
3149 | exec_state_ = LDBCommandExecuteResult::Failed( |
3150 | "failed to ingest external SST: " + status.ToString()); |
3151 | } else { |
3152 | exec_state_ = |
3153 | LDBCommandExecuteResult::Succeed("external SST files ingested"); |
3154 | } |
3155 | } |
3156 | |
3157 | Options IngestExternalSstFilesCommand::PrepareOptionsForOpenDB() { |
3158 | Options opt = LDBCommand::PrepareOptionsForOpenDB(); |
3159 | opt.create_if_missing = create_if_missing_; |
3160 | return opt; |
3161 | } |
3162 | |
3163 | } |
3164 | #endif // ROCKSDB_LITE |