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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
#include "ntdb-source.h"
#include "tap-interface.h"
#include <ccan/ilog/ilog.h>
#include "logging.h"
#define MAX_SIZE 13100
#define SIZE_STEP 131
static ntdb_off_t ntdb_offset(struct ntdb_context *ntdb, NTDB_DATA key)
{
ntdb_off_t off;
struct ntdb_used_record urec;
struct hash_info h;
off = find_and_lock(ntdb, key, F_RDLCK, &h, &urec, NULL);
if (NTDB_OFF_IS_ERR(off))
return 0;
ntdb_unlock_hash(ntdb, h.h, F_RDLCK);
return off;
}
int main(int argc, char *argv[])
{
unsigned int i, j, moves;
struct ntdb_context *ntdb;
unsigned char *buffer;
ntdb_off_t oldoff = 0, newoff;
int flags[] = { NTDB_INTERNAL, NTDB_DEFAULT, NTDB_NOMMAP,
NTDB_INTERNAL|NTDB_CONVERT, NTDB_CONVERT,
NTDB_NOMMAP|NTDB_CONVERT };
NTDB_DATA key = ntdb_mkdata("key", 3);
NTDB_DATA data;
buffer = malloc(MAX_SIZE);
for (i = 0; i < MAX_SIZE; i++)
buffer[i] = i;
plan_tests(sizeof(flags) / sizeof(flags[0])
* ((3 + MAX_SIZE/SIZE_STEP * 5) * 2 + 7)
+ 1);
/* Using ntdb_store. */
for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
ntdb = ntdb_open("run-append.ntdb", flags[i]|MAYBE_NOSYNC,
O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
ok1(ntdb);
if (!ntdb)
continue;
moves = 0;
for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
data.dptr = buffer;
data.dsize = j;
ok1(ntdb_store(ntdb, key, data, NTDB_REPLACE) == 0);
ok1(ntdb_check(ntdb, NULL, NULL) == 0);
ok1(ntdb_fetch(ntdb, key, &data) == NTDB_SUCCESS);
ok1(data.dsize == j);
ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
free(data.dptr);
newoff = ntdb_offset(ntdb, key);
if (newoff != oldoff)
moves++;
oldoff = newoff;
}
ok1(!ntdb->file || (ntdb->file->allrecord_lock.count == 0
&& ntdb->file->num_lockrecs == 0));
/* We should increase by 50% each time... */
ok(moves <= ilog64(j / SIZE_STEP)*2,
"Moved %u times", moves);
ntdb_close(ntdb);
}
/* Using ntdb_append. */
for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
size_t prev_len = 0;
ntdb = ntdb_open("run-append.ntdb", flags[i]|MAYBE_NOSYNC,
O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
ok1(ntdb);
if (!ntdb)
continue;
moves = 0;
for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
data.dptr = buffer + prev_len;
data.dsize = j - prev_len;
ok1(ntdb_append(ntdb, key, data) == 0);
ok1(ntdb_check(ntdb, NULL, NULL) == 0);
ok1(ntdb_fetch(ntdb, key, &data) == NTDB_SUCCESS);
ok1(data.dsize == j);
ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
free(data.dptr);
prev_len = data.dsize;
newoff = ntdb_offset(ntdb, key);
if (newoff != oldoff)
moves++;
oldoff = newoff;
}
ok1(!ntdb->file || (ntdb->file->allrecord_lock.count == 0
&& ntdb->file->num_lockrecs == 0));
/* We should increase by 50% each time... */
ok(moves <= ilog64(j / SIZE_STEP)*2,
"Moved %u times", moves);
ntdb_close(ntdb);
}
for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
ntdb = ntdb_open("run-append.ntdb", flags[i]|MAYBE_NOSYNC,
O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
ok1(ntdb);
if (!ntdb)
continue;
/* Huge initial store. */
data.dptr = buffer;
data.dsize = MAX_SIZE;
ok1(ntdb_append(ntdb, key, data) == 0);
ok1(ntdb_check(ntdb, NULL, NULL) == 0);
ok1(ntdb_fetch(ntdb, key, &data) == NTDB_SUCCESS);
ok1(data.dsize == MAX_SIZE);
ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
free(data.dptr);
ok1(!ntdb->file || (ntdb->file->allrecord_lock.count == 0
&& ntdb->file->num_lockrecs == 0));
ntdb_close(ntdb);
}
ok1(tap_log_messages == 0);
free(buffer);
return exit_status();
}
|
