1 /* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 // vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
3 #ident "$Id$"
4 /*======
5 This file is part of PerconaFT.
6
7
8 Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.
9
10 PerconaFT is free software: you can redistribute it and/or modify
11 it under the terms of the GNU General Public License, version 2,
12 as published by the Free Software Foundation.
13
14 PerconaFT is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
21
22 ----------------------------------------
23
24 PerconaFT is free software: you can redistribute it and/or modify
25 it under the terms of the GNU Affero General Public License, version 3,
26 as published by the Free Software Foundation.
27
28 PerconaFT is distributed in the hope that it will be useful,
29 but WITHOUT ANY WARRANTY; without even the implied warranty of
30 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
31 GNU Affero General Public License for more details.
32
33 You should have received a copy of the GNU Affero General Public License
34 along with PerconaFT. If not, see <http://www.gnu.org/licenses/>.
35 ======= */
36
37 #ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."
38
39 #include "test.h"
40 /* Test to see if a big nested transaction (so big that it's rollbacks spill into a file)
41 * can commit properly.
42 * Four Tests:
43 * big child aborts, parent aborts
44 * big child aborts, parent commits
45 * big child commits, parent aborts
46 * big child commits, parent commits (This test)
47 */
48
49 #include <db.h>
50 #include <sys/stat.h>
51
52 static DB_ENV *env;
53 static DB *db;
54 static DB_TXN *xchild, *xparent;
55
insert(int i)56 static void insert (int i) {
57 char hello[30], there[30];
58 DBT key,data;
59 if (verbose) printf("Insert %d\n", i);
60 snprintf(hello, sizeof(hello), "hello%d", i);
61 snprintf(there, sizeof(there), "there%d", i);
62 int r = db->put(db, xchild,
63 dbt_init(&key, hello, strlen(hello)+1),
64 dbt_init(&data, there, strlen(there)+1),
65 0);
66 CKERR(r);
67 }
68
lookup(int i,int expect,int expectj)69 static void lookup (int i, int expect, int expectj) {
70 char hello[30], there[30];
71 DBT key,data;
72 snprintf(hello, sizeof(hello), "hello%d", i);
73 memset(&data, 0, sizeof(data));
74 if (verbose) printf("Looking up %d (expecting %s)\n", i, expect==0 ? "to find" : "not to find");
75 int r = db->get(db, xchild,
76 dbt_init(&key, hello, strlen(hello)+1),
77 &data,
78 0);
79 assert(expect==r);
80 if (expect==0) {
81 CKERR(r);
82 snprintf(there, sizeof(there), "there%d", expectj);
83 assert(data.size==strlen(there)+1);
84 assert(strcmp((char*)data.data, there)==0);
85 }
86 }
87
88 int N = 50000;
89
90 static void
test_commit_commit(void)91 test_commit_commit (void) {
92 int i, r;
93 r=env->txn_begin(env, 0, &xparent, 0); CKERR(r);
94 r=env->txn_begin(env, xparent, &xchild, 0); CKERR(r);
95 for (i=0; i<N; i++) {
96 insert(i);
97 }
98 r=xchild->commit(xchild, 0); CKERR(r);
99 r=env->txn_begin(env, xparent, &xchild, 0); CKERR(r);
100 for (i=0; i<N; i++) {
101 lookup(i, 0, i);
102 }
103 r=xchild->commit(xchild, 0); CKERR(r);
104 r=xparent->commit(xparent, 0); CKERR(r);
105 r=env->txn_begin(env, 0, &xchild, 0); CKERR(r);
106 for (i=0; i<N; i++) {
107 lookup(i, 0, i);
108 }
109 r=xchild->commit(xchild, 0); CKERR(r);
110 }
111
112 static void
setup(void)113 setup (void) {
114 DB_TXN *txn;
115 int r;
116 toku_os_recursive_delete(TOKU_TEST_FILENAME);
117 r=toku_os_mkdir(TOKU_TEST_FILENAME, S_IRWXU+S_IRWXG+S_IRWXO); CKERR(r);
118
119 r=db_env_create(&env, 0); CKERR(r);
120 r=env->set_redzone(env, 0); CKERR(r);
121
122 env->set_errfile(env, stderr);
123 r=env->open(env, TOKU_TEST_FILENAME, DB_INIT_LOCK|DB_INIT_LOG|DB_INIT_MPOOL|DB_INIT_TXN|DB_CREATE|DB_PRIVATE, S_IRWXU+S_IRWXG+S_IRWXO); CKERR(r);
124 r=db_create(&db, env, 0); CKERR(r);
125
126 r=env->txn_begin(env, 0, &txn, 0); assert(r==0);
127 r=db->open(db, txn, "foo.db", 0, DB_BTREE, DB_CREATE, S_IRWXU+S_IRWXG+S_IRWXO); CKERR(r);
128 r=txn->commit(txn, 0); assert(r==0);
129 }
130
131 static void
test_shutdown(void)132 test_shutdown (void) {
133 int r;
134 r=db->close(db, 0); CKERR(r);
135 r=env->close(env, 0); CKERR(r);
136 }
137
138 int
test_main(int argc,char * const argv[])139 test_main (int argc, char * const argv[]) {
140 parse_args(argc, argv);
141 setup();
142 test_commit_commit();
143 test_shutdown();
144 return 0;
145 }
146