diff options
Diffstat (limited to 'storage/tokudb/PerconaFT/src/tests/recover-3113.cc')
| -rw-r--r-- | storage/tokudb/PerconaFT/src/tests/recover-3113.cc | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/storage/tokudb/PerconaFT/src/tests/recover-3113.cc b/storage/tokudb/PerconaFT/src/tests/recover-3113.cc new file mode 100644 index 00000000..82b11b6c --- /dev/null +++ b/storage/tokudb/PerconaFT/src/tests/recover-3113.cc @@ -0,0 +1,178 @@ +/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */ +// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4: +#ident "$Id$" +/*====== +This file is part of PerconaFT. + + +Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved. + + PerconaFT is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License, version 2, + as published by the Free Software Foundation. + + PerconaFT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with PerconaFT. If not, see <http://www.gnu.org/licenses/>. + +---------------------------------------- + + PerconaFT is free software: you can redistribute it and/or modify + it under the terms of the GNU Affero General Public License, version 3, + as published by the Free Software Foundation. + + PerconaFT is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Affero General Public License for more details. + + You should have received a copy of the GNU Affero General Public License + along with PerconaFT. If not, see <http://www.gnu.org/licenses/>. +======= */ + +#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved." + +#include "test.h" +#include <db.h> +#include <sys/stat.h> + + +/***************** + * Purpose: Verify fix for 3113 + * Bug: Rollback log is checkpointed along with other cachefiles, + * but system crashes before checkpoint_end is written to recovery log. + * When recovery runs, it uses latest rollback log, which is out of synch + * with recovery log. Latest version of rollback log would be correct for + * last checkpoint if it completed, but version of rollback log needed + * is for last complete checkpoint. + * Fix: When opening rollback log for recovery, do not use latest, but use + * latest that is no newer than last complete checkpoint. + * Test: begin txn + * insert + * commit + * complete checkpoint (no live txns in checkpoint) + * begin txn + * insert + * begin checkpoint (txn in checkpointed rollback log) + * crash using callback2 (just before checkpoint_end is written to disk) + * attempt to recover, should crash with 3113 + */ + +static const int envflags = DB_INIT_MPOOL|DB_CREATE|DB_THREAD |DB_INIT_LOCK|DB_INIT_LOG|DB_INIT_TXN|DB_PRIVATE; +static const char *namea="a.db"; +static void checkpoint_callback_2(void * UU(extra)); +static DB_ENV *env; +static bool do_test=false, do_recover=false; + +static void +run_test(void) { + int r; + + toku_os_recursive_delete(TOKU_TEST_FILENAME); + toku_os_mkdir(TOKU_TEST_FILENAME, S_IRWXU+S_IRWXG+S_IRWXO); + + r = db_env_create(&env, 0); CKERR(r); + r = env->open(env, TOKU_TEST_FILENAME, envflags, S_IRWXU+S_IRWXG+S_IRWXO); CKERR(r); + + DB *db; + r = db_create(&db, env, 0); CKERR(r); + r = db->open(db, NULL, namea, NULL, DB_BTREE, DB_AUTO_COMMIT|DB_CREATE, 0666); CKERR(r); + + // txn_begin; insert <a,a>; txn_abort + { + DB_TXN *txn; + r = env->txn_begin(env, NULL, &txn, 0); CKERR(r); + DBT k,v; + dbt_init(&k, "a", 2); + dbt_init(&v, "a", 2); + r = db->put(db, txn, &k, &v, 0); CKERR(r); + r = txn->commit(txn, 0); CKERR(r); + } + + // checkpoint, no live txns in rollback log + r = env->txn_checkpoint(env, 0, 0, 0); CKERR(r); + + { + DB_TXN *txn; + r = env->txn_begin(env, NULL, &txn, 0); CKERR(r); + DBT k,v; + dbt_init(&k, "b", 2); + dbt_init(&v, "b", 2); + r = db->put(db, txn, &k, &v, 0); CKERR(r); + } + + // cause crash at next checkpoint, after xstillopen written, before checkpoint_end is written + db_env_set_checkpoint_callback2(checkpoint_callback_2, NULL); + + // checkpoint, putting xstillopen in recovery log (txn is still active) + r = env->txn_checkpoint(env, 0, 0, 0); CKERR(r); + +} + + +static void checkpoint_callback_2(void * UU(extra)) { + toku_hard_crash_on_purpose(); +} + + +static void run_recover (void) { + int r; + + // Recovery starts from oldest_living_txn, which is older than any inserts done in run_test, + // so recovery always runs over the entire log. + + // run recovery + r = db_env_create(&env, 0); CKERR(r); + r = env->open(env, TOKU_TEST_FILENAME, envflags + DB_RECOVER, S_IRWXU+S_IRWXG+S_IRWXO); CKERR(r); + r = env->close(env, 0); CKERR(r); + exit(0); + +} + +static void test_parse_args (int argc, char * const argv[]) { + int resultcode; + char * cmd = argv[0]; + argc--; argv++; + while (argc>0) { + if (strcmp(argv[0], "-v") == 0) { + verbose++; + } else if (strcmp(argv[0],"-q")==0) { + verbose--; + if (verbose<0) verbose=0; + } else if (strcmp(argv[0], "--test")==0) { + do_test=true; + } else if (strcmp(argv[0], "--recover") == 0) { + do_recover=true; + } else if (strcmp(argv[0], "-h")==0) { + resultcode=0; + do_usage: + fprintf(stderr, "Usage:\n%s [-v|-q]* [-h] {--test | --recover } \n", cmd); + exit(resultcode); + } else { + fprintf(stderr, "Unknown arg: %s\n", argv[0]); + resultcode=1; + goto do_usage; + } + argc--; + argv++; + } +} + + + +int +test_main (int argc, char * const argv[]) { + test_parse_args(argc, argv); + + if (do_test) + run_test(); + else if (do_recover) + run_recover(); + + return 0; +} + |