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-rw-r--r--storage/tokudb/PerconaFT/src/tests/recover-x1-commit.cc307
1 files changed, 307 insertions, 0 deletions
diff --git a/storage/tokudb/PerconaFT/src/tests/recover-x1-commit.cc b/storage/tokudb/PerconaFT/src/tests/recover-x1-commit.cc
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+++ b/storage/tokudb/PerconaFT/src/tests/recover-x1-commit.cc
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+/* -*- 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."
+
+/* Transaction consistency:
+ * fork a process:
+ * Open two tables, T1 and T2
+ * begin transaction
+ * store A in T1
+ * checkpoint
+ * store B in T2
+ * commit (or abort)
+ * signal to end the process abruptly
+ * wait for the process to finish
+ * open the environment doing recovery
+ * check to see if both A and B are present (or absent)
+ */
+#include <sys/stat.h>
+#include "test.h"
+
+
+const int envflags = DB_INIT_MPOOL|DB_CREATE|DB_THREAD |DB_INIT_LOCK|DB_INIT_LOG|DB_INIT_TXN|DB_PRIVATE;
+const char *namea="a.db";
+const char *nameb="b.db";
+
+
+static void
+do_x1_shutdown (bool do_commit, bool do_abort) {
+ int r;
+ toku_os_recursive_delete(TOKU_TEST_FILENAME);
+ toku_os_mkdir(TOKU_TEST_FILENAME, S_IRWXU+S_IRWXG+S_IRWXO);
+ DB_ENV *env;
+ DB *dba, *dbb;
+ r = db_env_create(&env, 0); CKERR(r);
+ r = env->open(env, TOKU_TEST_FILENAME, envflags, S_IRWXU+S_IRWXG+S_IRWXO); CKERR(r);
+ r = db_create(&dba, env, 0); CKERR(r);
+ r = dba->open(dba, NULL, namea, NULL, DB_BTREE, DB_AUTO_COMMIT|DB_CREATE, 0666); CKERR(r);
+ r = db_create(&dbb, env, 0); CKERR(r);
+ r = dbb->open(dbb, NULL, nameb, NULL, DB_BTREE, DB_AUTO_COMMIT|DB_CREATE, 0666); CKERR(r);
+ DB_TXN *txn;
+ r = env->txn_begin(env, NULL, &txn, 0); CKERR(r);
+ {
+ DBT a,b;
+ dbt_init(&a, "a", 2);
+ dbt_init(&b, "b", 2);
+ r = dba->put(dba, txn, &a, &b, 0); CKERR(r);
+ r = env->txn_checkpoint(env, 0, 0, 0); CKERR(r);
+ r = dbb->put(dbb, txn, &b, &a, 0); CKERR(r);
+ }
+ //printf("opened\n");
+ if (do_commit) {
+ r = txn->commit(txn, 0); CKERR(r);
+ } else if (do_abort) {
+ r = txn->abort(txn); CKERR(r);
+
+ // force an fsync of the log
+ r = env->txn_begin(env, NULL, &txn, 0); CKERR(r);
+ r = txn->commit(txn, DB_TXN_SYNC); CKERR(r);
+ }
+ //printf("shutdown\n");
+ toku_hard_crash_on_purpose();
+}
+
+static void
+do_x1_recover (bool did_commit) {
+ DB_ENV *env;
+ DB *dba, *dbb;
+ int r;
+ 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 = db_create(&dba, env, 0); CKERR(r);
+ r = dba->open(dba, NULL, namea, NULL, DB_BTREE, DB_AUTO_COMMIT|DB_CREATE, 0666); CKERR(r);
+ r = db_create(&dbb, env, 0); CKERR(r);
+ r = dba->open(dbb, NULL, nameb, NULL, DB_BTREE, DB_AUTO_COMMIT|DB_CREATE, 0666); CKERR(r);
+ DBT aa, ab;
+ dbt_init(&aa, NULL, 0);
+ dbt_init(&ab, NULL, 0);
+ DBT ba, bb;
+ dbt_init(&ba, NULL, 0);
+ dbt_init(&bb, NULL, 0);
+ DB_TXN *txn;
+ DBC *ca,*cb;
+ r = env->txn_begin(env, NULL, &txn, 0); CKERR(r);
+ r = dba->cursor(dba, txn, &ca, 0); CKERR(r);
+ r = dbb->cursor(dbb, txn, &cb, 0); CKERR(r);
+ int ra = ca->c_get(ca, &aa, &ab, DB_FIRST); CKERR(r);
+ int rb = cb->c_get(cb, &ba, &bb, DB_FIRST); CKERR(r);
+ if (did_commit) {
+ assert(ra==0);
+ assert(rb==0);
+ // verify key-value pairs
+ assert(aa.size==2);
+ assert(ab.size==2);
+ assert(ba.size==2);
+ assert(bb.size==2);
+ const char a[2] = "a";
+ const char b[2] = "b";
+ assert(memcmp(aa.data, &a, 2)==0);
+ assert(memcmp(ab.data, &b, 2)==0);
+ assert(memcmp(ab.data, &b, 2)==0);
+ assert(memcmp(bb.data, &a, 2)==0);
+ // make sure no other entries in DB
+ assert(ca->c_get(ca, &aa, &ab, DB_NEXT) == DB_NOTFOUND);
+ assert(cb->c_get(cb, &ba, &bb, DB_NEXT) == DB_NOTFOUND);
+ fprintf(stderr, "Both verified. Yay!\n");
+ } else {
+ // It wasn't committed (it also wasn't aborted), but a checkpoint happened.
+ assert(ra==DB_NOTFOUND);
+ assert(rb==DB_NOTFOUND);
+ fprintf(stderr, "Neither present. Yay!\n");
+ }
+ r = ca->c_close(ca); CKERR(r);
+ r = cb->c_close(cb); CKERR(r);
+ r = txn->commit(txn, 0); CKERR(r);
+ r = dba->close(dba, 0); CKERR(r);
+ r = dbb->close(dbb, 0); CKERR(r);
+ r = env->close(env, 0); CKERR(r);
+ exit(0);
+}
+
+static void
+do_x1_recover_only (void) {
+ DB_ENV *env;
+ int r;
+
+ 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
+do_x1_no_recover (void) {
+ DB_ENV *env;
+ int r;
+
+ r = db_env_create(&env, 0); CKERR(r);
+ r = env->open(env, TOKU_TEST_FILENAME, envflags & ~DB_RECOVER, S_IRWXU+S_IRWXG+S_IRWXO);
+ assert(r == DB_RUNRECOVERY);
+ r = env->close(env, 0); CKERR(r);
+ exit(0);
+}
+
+const char *cmd;
+
+#if 0
+
+static void
+do_test_internal (bool commit)
+{
+ pid_t pid;
+ if (0 == (pid=fork())) {
+ int r=execl(cmd, verbose ? "-v" : "-q", commit ? "--commit" : "--abort", NULL);
+ assert(r==-1);
+ printf("execl failed: %d (%s)\n", errno, strerror(errno));
+ assert(0);
+ }
+ {
+ int r;
+ int status;
+ r = waitpid(pid, &status, 0);
+ //printf("signaled=%d sig=%d\n", WIFSIGNALED(status), WTERMSIG(status));
+ assert(WIFSIGNALED(status) && WTERMSIG(status)==SIGABRT);
+ }
+ // Now find out what happend
+
+ if (0 == (pid = fork())) {
+ int r=execl(cmd, verbose ? "-v" : "-q", commit ? "--recover-committed" : "--recover-aborted", NULL);
+ assert(r==-1);
+ printf("execl failed: %d (%s)\n", errno, strerror(errno));
+ assert(0);
+ }
+ {
+ int r;
+ int status;
+ r = waitpid(pid, &status, 0);
+ //printf("recovery exited=%d\n", WIFEXITED(status));
+ assert(WIFEXITED(status) && WEXITSTATUS(status)==0);
+ }
+}
+
+static void
+do_test (void) {
+ do_test_internal(true);
+ do_test_internal(false);
+}
+
+#endif
+
+
+bool do_commit=false, do_abort=false, do_explicit_abort=false, do_recover_committed=false, do_recover_aborted=false, do_recover_only=false, do_no_recover = false;
+
+static void
+x1_parse_args (int argc, char * const argv[]) {
+ int resultcode;
+ 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], "--commit")==0 || strcmp(argv[0], "--test") == 0) {
+ do_commit=true;
+ } else if (strcmp(argv[0], "--abort")==0) {
+ do_abort=true;
+ } else if (strcmp(argv[0], "--explicit-abort")==0) {
+ do_explicit_abort=true;
+ } else if (strcmp(argv[0], "--recover-committed")==0 || strcmp(argv[0], "--recover") == 0) {
+ do_recover_committed=true;
+ } else if (strcmp(argv[0], "--recover-aborted")==0) {
+ do_recover_aborted=true;
+ } else if (strcmp(argv[0], "--recover-only") == 0) {
+ do_recover_only=true;
+ } else if (strcmp(argv[0], "--no-recover") == 0) {
+ do_no_recover=true;
+ } else if (strcmp(argv[0], "-h")==0) {
+ resultcode=0;
+ do_usage:
+ fprintf(stderr, "Usage:\n%s [-v|-q]* [-h] {--commit | --abort | --explicit-abort | --recover-committed | --recover-aborted } \n", cmd);
+ exit(resultcode);
+ } else {
+ fprintf(stderr, "Unknown arg: %s\n", argv[0]);
+ resultcode=1;
+ goto do_usage;
+ }
+ argc--;
+ argv++;
+ }
+ {
+ int n_specified=0;
+ if (do_commit) n_specified++;
+ if (do_abort) n_specified++;
+ if (do_explicit_abort) n_specified++;
+ if (do_recover_committed) n_specified++;
+ if (do_recover_aborted) n_specified++;
+ if (do_recover_only) n_specified++;
+ if (do_no_recover) n_specified++;
+ if (n_specified>1) {
+ printf("Specify only one of --commit or --abort or --recover-committed or --recover-aborted\n");
+ resultcode=1;
+ goto do_usage;
+ }
+ }
+}
+
+int
+test_main (int argc, char * const argv[])
+{
+ x1_parse_args(argc, argv);
+ if (do_commit) {
+ do_x1_shutdown (true, false);
+ } else if (do_abort) {
+ do_x1_shutdown (false, false);
+ } else if (do_explicit_abort) {
+ do_x1_shutdown(false, true);
+ } else if (do_recover_committed) {
+ do_x1_recover(true);
+ } else if (do_recover_aborted) {
+ do_x1_recover(false);
+ } else if (do_recover_only) {
+ do_x1_recover_only();
+ } else if (do_no_recover) {
+ do_x1_no_recover();
+ }
+#if 0
+ else {
+ do_test();
+ }
+#endif
+ return 0;
+}
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