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#include "tdb2-source.h"
#include <ccan/tap/tap.h>
#include <stdlib.h>
#include <err.h>
static uint64_t tdb1_dumb_hash(const void *key, size_t len, uint64_t seed,
void *unused)
{
return len;
}
static void log_fn(struct tdb_context *tdb, enum tdb_log_level level,
enum TDB_ERROR ecode, const char *message, void *priv)
{
unsigned int *count = priv;
if (strstr(message, "hash"))
(*count)++;
}
static unsigned int hdr_rwlocks(const char *fname)
{
struct tdb1_header hdr;
int fd = open(fname, O_RDONLY);
if (fd == -1)
return -1;
if (read(fd, &hdr, sizeof(hdr)) != sizeof(hdr))
return -1;
close(fd);
return hdr.rwlocks;
}
static uint64_t jenkins_hashfn(const void *key, size_t len, uint64_t seed,
void *unused)
{
return hashlittle(key, len);
}
static uint64_t old_hash(const void *key, size_t len, uint64_t seed,
void *unused)
{
return tdb1_old_hash(key, len, seed, unused);
}
int main(int argc, char *argv[])
{
struct tdb_context *tdb;
unsigned int log_count, flags;
TDB_DATA d;
struct tdb1_logging_context log_ctx = { log_fn, &log_count };
plan_tests(38 * 2);
for (flags = 0; flags <= TDB_CONVERT; flags += TDB_CONVERT) {
unsigned int rwmagic = TDB1_HASH_RWLOCK_MAGIC;
if (flags & TDB_CONVERT)
tdb1_convert(&rwmagic, sizeof(rwmagic));
/* Create an old-style hash. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0, flags,
O_CREAT|O_RDWR|O_TRUNC, 0600, &log_ctx,
NULL);
ok1(tdb);
ok1(log_count == 0);
d.dptr = (void *)"Hello";
d.dsize = 5;
ok1(tdb1_store(tdb, d, d, TDB_INSERT) == 0);
tdb1_close(tdb);
/* Should not have marked rwlocks field. */
ok1(hdr_rwlocks("run-incompatible.tdb") == 0);
/* We can still open any old-style with incompat hash. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0,
TDB_DEFAULT,
O_RDWR, 0600, &log_ctx,
tdb1_incompatible_hash);
ok1(tdb);
ok1(log_count == 0);
d = tdb1_fetch(tdb, d);
ok1(d.dsize == 5);
free(d.dptr);
ok1(tdb1_check(tdb, NULL, NULL) == 0);
tdb1_close(tdb);
log_count = 0;
tdb = tdb1_open_ex("test/jenkins-le-hash.tdb1", 0, 0, O_RDONLY,
0, &log_ctx, jenkins_hashfn);
ok1(tdb);
ok1(log_count == 0);
ok1(tdb1_check(tdb, NULL, NULL) == 0);
tdb1_close(tdb);
log_count = 0;
tdb = tdb1_open_ex("test/jenkins-be-hash.tdb1", 0, 0, O_RDONLY,
0, &log_ctx, jenkins_hashfn);
ok1(tdb);
ok1(log_count == 0);
ok1(tdb1_check(tdb, NULL, NULL) == 0);
tdb1_close(tdb);
/* OK, now create with incompatible hash. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0,
flags,
O_CREAT|O_RDWR|O_TRUNC, 0600, &log_ctx,
tdb1_incompatible_hash);
ok1(tdb);
ok1(log_count == 0);
d.dptr = (void *)"Hello";
d.dsize = 5;
ok1(tdb1_store(tdb, d, d, TDB_INSERT) == 0);
tdb1_close(tdb);
/* Should have marked rwlocks field. */
ok1(hdr_rwlocks("run-incompatible.tdb") == rwmagic);
/* Cannot open with old hash. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0,
O_RDWR, 0600, &log_ctx, old_hash);
ok1(!tdb);
ok1(log_count == 1);
/* Can open with jenkins hash. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0,
O_RDWR, 0600, &log_ctx, jenkins_hashfn);
ok1(tdb);
ok1(log_count == 0);
d = tdb1_fetch(tdb, d);
ok1(d.dsize == 5);
free(d.dptr);
ok1(tdb1_check(tdb, NULL, NULL) == 0);
tdb1_close(tdb);
/* Can open by letting it figure it out itself. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0,
O_RDWR, 0600, &log_ctx, NULL);
ok1(tdb);
ok1(log_count == 0);
d.dptr = (void *)"Hello";
d.dsize = 5;
d = tdb1_fetch(tdb, d);
ok1(d.dsize == 5);
free(d.dptr);
ok1(tdb1_check(tdb, NULL, NULL) == 0);
tdb1_close(tdb);
/* FIXME: Not possible with TDB2 :( */
/* We can also use incompatible hash with other hashes. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0,
flags,
O_CREAT|O_RDWR|O_TRUNC, 0600, &log_ctx,
tdb1_dumb_hash);
ok1(tdb);
ok1(log_count == 0);
d.dptr = (void *)"Hello";
d.dsize = 5;
ok1(tdb1_store(tdb, d, d, TDB_INSERT) == 0);
tdb1_close(tdb);
/* FIXME: Should have marked rwlocks field. */
ok1(hdr_rwlocks("run-incompatible.tdb") != rwmagic);
/* It should not open if we don't specify. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0, O_RDWR, 0,
&log_ctx, NULL);
ok1(!tdb);
ok1(log_count == 1);
/* Should reopen with correct hash. */
log_count = 0;
tdb = tdb1_open_ex("run-incompatible.tdb", 0, 0, O_RDWR, 0,
&log_ctx, tdb1_dumb_hash);
ok1(tdb);
ok1(log_count == 0);
d = tdb1_fetch(tdb, d);
ok1(d.dsize == 5);
free(d.dptr);
ok1(tdb1_check(tdb, NULL, NULL) == 0);
tdb1_close(tdb);
}
return exit_status();
}
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