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#include "tdb2-source.h"
#include "tap-interface.h"
#include <ccan/ilog/ilog.h>
#include "logging.h"
#define MAX_SIZE 13100
#define SIZE_STEP 131
static tdb_off_t tdb_offset(struct tdb_context *tdb, struct tdb_data key)
{
tdb_off_t off;
struct tdb_used_record urec;
struct hash_info h;
if (tdb_get_flags(tdb) & TDB_VERSION1) {
struct tdb1_record rec;
return tdb1_find(tdb, key, tdb_hash(tdb, key.dptr, key.dsize),
&rec);
}
off = find_and_lock(tdb, key, F_RDLCK, &h, &urec, NULL);
if (TDB_OFF_IS_ERR(off))
return 0;
tdb_unlock_hashes(tdb, h.hlock_start, h.hlock_range, F_RDLCK);
return off;
}
int main(int argc, char *argv[])
{
unsigned int i, j, moves;
struct tdb_context *tdb;
unsigned char *buffer;
tdb_off_t oldoff = 0, newoff;
int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
TDB_NOMMAP|TDB_CONVERT,
TDB_INTERNAL|TDB_VERSION1, TDB_VERSION1,
TDB_NOMMAP|TDB_VERSION1,
TDB_INTERNAL|TDB_CONVERT|TDB_VERSION1,
TDB_CONVERT|TDB_VERSION1,
TDB_NOMMAP|TDB_CONVERT|TDB_VERSION1 };
struct tdb_data key = tdb_mkdata("key", 3);
struct tdb_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 tdb_store. */
for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
tdb = tdb_open("run-append.tdb", flags[i],
O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
ok1(tdb);
if (!tdb)
continue;
moves = 0;
for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
data.dptr = buffer;
data.dsize = j;
ok1(tdb_store(tdb, key, data, TDB_REPLACE) == 0);
ok1(tdb_check(tdb, NULL, NULL) == 0);
ok1(tdb_fetch(tdb, key, &data) == TDB_SUCCESS);
ok1(data.dsize == j);
ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
free(data.dptr);
newoff = tdb_offset(tdb, key);
if (newoff != oldoff)
moves++;
oldoff = newoff;
}
ok1(!tdb->file || (tdb->file->allrecord_lock.count == 0
&& tdb->file->num_lockrecs == 0));
if (flags[i] & TDB_VERSION1) {
/* TDB1 simply over-size by 25%. */
ok(moves <= ilog64(j / SIZE_STEP)*4,
"Moved %u times", moves);
} else {
/* We should increase by 50% each time... */
ok(moves <= ilog64(j / SIZE_STEP)*2,
"Moved %u times", moves);
}
tdb_close(tdb);
}
/* Using tdb_append. */
for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
size_t prev_len = 0;
tdb = tdb_open("run-append.tdb", flags[i],
O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
ok1(tdb);
if (!tdb)
continue;
moves = 0;
for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
data.dptr = buffer + prev_len;
data.dsize = j - prev_len;
ok1(tdb_append(tdb, key, data) == 0);
ok1(tdb_check(tdb, NULL, NULL) == 0);
ok1(tdb_fetch(tdb, key, &data) == TDB_SUCCESS);
ok1(data.dsize == j);
ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
free(data.dptr);
prev_len = data.dsize;
newoff = tdb_offset(tdb, key);
if (newoff != oldoff)
moves++;
oldoff = newoff;
}
ok1(!tdb->file || (tdb->file->allrecord_lock.count == 0
&& tdb->file->num_lockrecs == 0));
if (flags[i] & TDB_VERSION1) {
/* TDB1 simply over-size by 25%. */
ok(moves <= ilog64(j / SIZE_STEP)*4,
"Moved %u times", moves);
} else {
/* We should increase by 50% each time... */
ok(moves <= ilog64(j / SIZE_STEP)*2,
"Moved %u times", moves);
}
tdb_close(tdb);
}
for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
tdb = tdb_open("run-append.tdb", flags[i],
O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
ok1(tdb);
if (!tdb)
continue;
/* Huge initial store. */
data.dptr = buffer;
data.dsize = MAX_SIZE;
ok1(tdb_append(tdb, key, data) == 0);
ok1(tdb_check(tdb, NULL, NULL) == 0);
ok1(tdb_fetch(tdb, key, &data) == TDB_SUCCESS);
ok1(data.dsize == MAX_SIZE);
ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
free(data.dptr);
ok1(!tdb->file || (tdb->file->allrecord_lock.count == 0
&& tdb->file->num_lockrecs == 0));
tdb_close(tdb);
}
ok1(tap_log_messages == 0);
free(buffer);
return exit_status();
}
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