1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
#include <ccan/tdb2/private.h>
#include <unistd.h>
#include "lock-tracking.h"
#define fcntl fcntl_with_lockcheck
#include <ccan/tdb2/tdb.c>
#include <ccan/tdb2/open.c>
#include <ccan/tdb2/free.c>
#include <ccan/tdb2/lock.c>
#include <ccan/tdb2/io.c>
#include <ccan/tdb2/hash.c>
#include <ccan/tdb2/check.c>
#include <ccan/tdb2/transaction.c>
#include <ccan/tap/tap.h>
#include <stdlib.h>
#include <stdbool.h>
#include <stdarg.h>
#include <err.h>
#include "external-agent.h"
#include "logging.h"
#define TEST_DBNAME "run-lockall.tdb"
#undef fcntl
int main(int argc, char *argv[])
{
struct agent *agent;
const int flags[] = { TDB_DEFAULT,
TDB_NOMMAP,
TDB_CONVERT,
TDB_CONVERT | TDB_NOMMAP };
int i;
plan_tests(13 * sizeof(flags)/sizeof(flags[0]) + 1);
agent = prepare_external_agent();
if (!agent)
err(1, "preparing agent");
for (i = 0; i < sizeof(flags)/sizeof(flags[0]); i++) {
enum agent_return ret;
struct tdb_context *tdb;
tdb = tdb_open(TEST_DBNAME, flags[i],
O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
ok1(tdb);
ret = external_agent_operation(agent, OPEN, TEST_DBNAME);
ok1(ret == SUCCESS);
ok1(tdb_lockall(tdb) == TDB_SUCCESS);
ok1(external_agent_operation(agent, STORE, "key")
== WOULD_HAVE_BLOCKED);
ok1(external_agent_operation(agent, FETCH, "key")
== WOULD_HAVE_BLOCKED);
/* Test nesting. */
ok1(tdb_lockall(tdb) == TDB_SUCCESS);
tdb_unlockall(tdb);
tdb_unlockall(tdb);
ok1(external_agent_operation(agent, STORE, "key") == SUCCESS);
ok1(tdb_lockall_read(tdb) == TDB_SUCCESS);
ok1(external_agent_operation(agent, STORE, "key")
== WOULD_HAVE_BLOCKED);
ok1(external_agent_operation(agent, FETCH, "key") == SUCCESS);
ok1(tdb_lockall_read(tdb) == TDB_SUCCESS);
tdb_unlockall_read(tdb);
tdb_unlockall_read(tdb);
ok1(external_agent_operation(agent, STORE, "key") == SUCCESS);
ok1(external_agent_operation(agent, CLOSE, NULL) == SUCCESS);
tdb_close(tdb);
}
free_external_agent(agent);
ok1(tap_log_messages == 0);
return exit_status();
}
|
