fl.l_len = len;
fl.l_pid = 0;
+ add_stat(tdb, lock_lowlevel, 1);
if (waitflag)
return fcntl(tdb->fd, F_SETLKW, &fl);
- else
+ else {
+ add_stat(tdb, lock_nonblock, 1);
return fcntl(tdb->fd, F_SETLK, &fl);
+ }
}
static int fcntl_unlock(struct tdb_context *tdb, int rw, off_t off, off_t len)
}
if (!found) {
- fprintf(stderr, "Unlock on %u@%u not found!\n",
+ fprintf(stderr, "Unlock on %u@%u not found!",
(int)off, (int)len);
abort();
}
}
if (rw_type == F_WRLCK && tdb->read_only) {
- tdb->ecode = TDB_ERR_RDONLY;
+ tdb_logerr(tdb, TDB_ERR_RDONLY, TDB_DEBUG_WARNING,
+ "Write lock attempted on read-only database");
return -1;
}
/* A 32 bit system cannot open a 64-bit file, but it could have
* expanded since then: check here. */
if ((size_t)(offset + len) != offset + len) {
- tdb->ecode = TDB_ERR_IO;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_brlock: lock on giant offset %llu\n",
+ tdb_logerr(tdb, TDB_ERR_IO, TDB_DEBUG_ERROR,
+ "tdb_brlock: lock on giant offset %llu",
(long long)(offset + len));
return -1;
}
* EAGAIN is an expected return from non-blocking
* locks. */
if (!(flags & TDB_LOCK_PROBE) && errno != EAGAIN) {
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_brlock failed (fd=%d) at"
- " offset %llu rw_type=%d flags=%d len=%llu\n",
- tdb->fd, (long long)offset, rw_type,
- flags, (long long)len);
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_brlock failed (fd=%d) at"
+ " offset %zu rw_type=%d flags=%d len=%zu:"
+ " %s",
+ tdb->fd, (size_t)offset, rw_type,
+ flags, (size_t)len, strerror(errno));
}
return -1;
}
} while (ret == -1 && errno == EINTR);
if (ret == -1) {
- tdb->log(tdb, TDB_DEBUG_TRACE, tdb->log_priv,
- "tdb_brunlock failed (fd=%d) at offset %llu"
- " rw_type=%d len=%llu\n",
- tdb->fd, (long long)offset, rw_type, (long long)len);
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_TRACE,
+ "tdb_brunlock failed (fd=%d) at offset %zu"
+ " rw_type=%d len=%zu",
+ tdb->fd, (size_t)offset, rw_type, (size_t)len);
}
return ret;
}
int count = 1000;
if (tdb->allrecord_lock.count != 1) {
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_upgrade failed: count %u too high\n",
- tdb->allrecord_lock.count);
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_upgrade failed: count %u too high",
+ tdb->allrecord_lock.count);
return -1;
}
if (tdb->allrecord_lock.off != 1) {
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_upgrade failed: already upgraded?\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_upgrade failed: already upgraded?");
return -1;
}
tv.tv_usec = 1;
select(0, NULL, NULL, NULL, &tv);
}
- tdb->log(tdb, TDB_DEBUG_WARNING, tdb->log_priv,
- "tdb_allrecord_upgrade failed\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_WARNING,
+ "tdb_allrecord_upgrade failed");
return -1;
}
struct tdb_lock_type *new_lck;
if (offset > TDB_HASH_LOCK_START + TDB_HASH_LOCK_RANGE + tdb->map_size / 8) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_FATAL, tdb->log_priv,
- "tdb_nest_lock: invalid offset %llu ltype=%d\n",
- (long long)offset, ltype);
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_FATAL,
+ "tdb_nest_lock: invalid offset %zu ltype=%d",
+ (size_t)offset, ltype);
return -1;
}
if (tdb->flags & TDB_NOLOCK)
return 0;
+ add_stat(tdb, locks, 1);
+
new_lck = find_nestlock(tdb, offset);
if (new_lck) {
if (new_lck->ltype == F_RDLCK && ltype == F_WRLCK) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_FATAL, tdb->log_priv,
- "tdb_nest_lock: offset %llu has read lock\n",
- (long long)offset);
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_FATAL,
+ "tdb_nest_lock: offset %zu has read lock",
+ (size_t)offset);
return -1;
}
/* Just increment the struct, posix locks don't stack. */
if (tdb->num_lockrecs
&& offset >= TDB_HASH_LOCK_START
&& offset < TDB_HASH_LOCK_START + TDB_HASH_LOCK_RANGE) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_FATAL, tdb->log_priv,
- "tdb_nest_lock: already have a hash lock?\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_FATAL,
+ "tdb_nest_lock: already have a hash lock?");
return -1;
}
tdb->lockrecs,
sizeof(*tdb->lockrecs) * (tdb->num_lockrecs+1));
if (new_lck == NULL) {
- tdb->ecode = TDB_ERR_OOM;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_nest_lock: unable to allocate %llu lock struct",
- (long long)(tdb->num_lockrecs + 1));
+ tdb_logerr(tdb, TDB_ERR_OOM, TDB_DEBUG_ERROR,
+ "tdb_nest_lock: unable to allocate %zu lock struct",
+ tdb->num_lockrecs + 1);
errno = ENOMEM;
return -1;
}
lck = find_nestlock(tdb, off);
if ((lck == NULL) || (lck->count == 0)) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_nest_unlock: no lock for %llu\n", (long long)off);
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_nest_unlock: no lock for %zu", (size_t)off);
return -1;
}
{
/* FIXME: There are no locks on read-only dbs */
if (tdb->read_only) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_lock: read-only\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_lock: read-only");
return -1;
}
if (tdb->allrecord_lock.count) {
/* a global lock of a different type exists */
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_lock: already have %s lock\n",
- tdb->allrecord_lock.ltype == F_RDLCK
- ? "read" : "write");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_lock: already have %s lock",
+ tdb->allrecord_lock.ltype == F_RDLCK
+ ? "read" : "write");
return -1;
}
if (tdb_has_hash_locks(tdb)) {
/* can't combine global and chain locks */
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_lock: already have chain lock\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_lock: already have chain lock");
return -1;
}
if (upgradable && ltype != F_RDLCK) {
/* tdb error: you can't upgrade a write lock! */
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_lock: can't upgrade a write lock\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_lock: can't upgrade a write lock");
return -1;
}
+ add_stat(tdb, locks, 1);
again:
/* Lock hashes, gradually. */
if (tdb_lock_gradual(tdb, ltype, flags, TDB_HASH_LOCK_START,
TDB_HASH_LOCK_RANGE)) {
if (!(flags & TDB_LOCK_PROBE)) {
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_lock hashes failed (%s)\n",
- strerror(errno));
+ tdb_logerr(tdb, tdb->ecode, TDB_DEBUG_ERROR,
+ "tdb_allrecord_lock hashes failed");
}
return -1;
}
- /* Lock free lists: there to end of file. */
+ /* Lock free tables: there to end of file. */
if (tdb_brlock(tdb, ltype, TDB_HASH_LOCK_START + TDB_HASH_LOCK_RANGE,
0, flags)) {
if (!(flags & TDB_LOCK_PROBE)) {
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_lock freelist failed (%s)\n",
- strerror(errno));
+ tdb_logerr(tdb, tdb->ecode, TDB_DEBUG_ERROR,
+ "tdb_allrecord_lock freetables failed");
}
tdb_brunlock(tdb, ltype, TDB_HASH_LOCK_START,
TDB_HASH_LOCK_RANGE);
/* unlock entire db */
int tdb_allrecord_unlock(struct tdb_context *tdb, int ltype)
{
- /* FIXME: There are no locks on read-only dbs */
- if (tdb->read_only) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_unlock: read-only\n");
- return -1;
- }
-
if (tdb->allrecord_lock.count == 0) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_unlock: not locked!\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_unlock: not locked!");
return -1;
}
/* Upgradable locks are marked as write locks. */
if (tdb->allrecord_lock.ltype != ltype
&& (!tdb->allrecord_lock.off || ltype != F_RDLCK)) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_allrecord_unlock: have %s lock\n",
- tdb->allrecord_lock.ltype == F_RDLCK
- ? "read" : "write");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_allrecord_unlock: have %s lock",
+ tdb->allrecord_lock.ltype == F_RDLCK
+ ? "read" : "write");
return -1;
}
}
if (tdb->allrecord_lock.count) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_lock_hashes: have %s allrecordlock\n",
- tdb->allrecord_lock.ltype == F_RDLCK
- ? "read" : "write");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_lock_hashes: already have %s allrecordlock",
+ tdb->allrecord_lock.ltype == F_RDLCK
+ ? "read" : "write");
return -1;
}
if (tdb_has_free_lock(tdb)) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_lock_hashes: have free lock already\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_lock_hashes: already have free lock");
return -1;
}
if (tdb_has_expansion_lock(tdb)) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_lock_hashes: have expansion lock already\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_lock_hashes: already have expansion lock");
return -1;
}
if (tdb->allrecord_lock.count) {
if (tdb->allrecord_lock.ltype == F_RDLCK
&& ltype == F_WRLCK) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_FATAL, tdb->log_priv,
- "tdb_unlock_hashes RO allrecord!\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_FATAL,
+ "tdb_unlock_hashes RO allrecord!");
return -1;
}
return 0;
if (tdb->allrecord_lock.count) {
if (tdb->allrecord_lock.ltype == F_WRLCK)
return 0;
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_FATAL, tdb->log_priv,
- "tdb_lock_free_bucket with RO allrecordlock!\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_FATAL,
+ "tdb_lock_free_bucket with RO allrecordlock!");
return -1;
}
#if 0 /* FIXME */
if (tdb_has_expansion_lock(tdb)) {
- tdb->ecode = TDB_ERR_LOCK;
- tdb->log(tdb, TDB_DEBUG_ERROR, tdb->log_priv,
- "tdb_lock_free_bucket: have expansion lock already\n");
+ tdb_logerr(tdb, TDB_ERR_LOCK, TDB_DEBUG_ERROR,
+ "tdb_lock_free_bucket: already have expansion lock");
return -1;
}
#endif