/*
* Transaction prepare commit
*/
int partition_metadata_prepare_commit(struct ldb_module *module)
{
struct partition_private_data *data;
struct tdb_context *tdb;
data = talloc_get_type_abort(ldb_module_get_private(module),
struct partition_private_data);
if (!data || !data->metadata || !data->metadata->db) {
return ldb_module_error(module, LDB_ERR_OPERATIONS_ERROR,
"partition_metadata: metadata not initialized");
}
tdb = data->metadata->db->tdb;
if (data->metadata->in_transaction == 0) {
return ldb_module_error(module, LDB_ERR_OPERATIONS_ERROR,
"partition_metadata: not in transaction");
}
if (tdb_transaction_prepare_commit(tdb) != 0) {
return ldb_module_error(module, LDB_ERR_OPERATIONS_ERROR,
tdb_errorstr(tdb));
}
return LDB_SUCCESS;
}
static PyObject *obj_transaction_prepare_commit(PyTdbObject *self)
{
int ret;
PyErr_TDB_RAISE_IF_CLOSED(self);
ret = tdb_transaction_prepare_commit(self->ctx);
PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
Py_RETURN_NONE;
}
static int ltdb_prepare_commit(struct ldb_module *module)
{
void *data = ldb_module_get_private(module);
struct ltdb_private *ltdb = talloc_get_type(data, struct ltdb_private);
if (ltdb->in_transaction != 1) {
return LDB_SUCCESS;
}
if (ltdb_index_transaction_commit(module) != 0) {
tdb_transaction_cancel(ltdb->tdb);
ltdb->in_transaction--;
return ltdb_err_map(tdb_error(ltdb->tdb));
}
if (tdb_transaction_prepare_commit(ltdb->tdb) != 0) {
ltdb->in_transaction--;
return ltdb_err_map(tdb_error(ltdb->tdb));
}
ltdb->prepared_commit = true;
return LDB_SUCCESS;
}
static void addrec_db(void)
{
int klen, dlen;
char *k, *d;
TDB_DATA key, data;
klen = 1 + (rand() % KEYLEN);
dlen = 1 + (rand() % DATALEN);
k = randbuf(klen);
d = randbuf(dlen);
key.dptr = (unsigned char *)k;
key.dsize = klen+1;
data.dptr = (unsigned char *)d;
data.dsize = dlen+1;
#if REOPEN_PROB
if (in_transaction == 0 && random() % REOPEN_PROB == 0) {
tdb_reopen_all(0);
goto next;
}
#endif
#if TRANSACTION_PROB
if (in_transaction == 0 &&
(always_transaction || random() % TRANSACTION_PROB == 0)) {
if (tdb_transaction_start(db) != 0) {
fatal("tdb_transaction_start failed");
}
in_transaction++;
goto next;
}
if (in_transaction && random() % TRANSACTION_PROB == 0) {
if (random() % TRANSACTION_PREPARE_PROB == 0) {
if (tdb_transaction_prepare_commit(db) != 0) {
fatal("tdb_transaction_prepare_commit failed");
}
}
if (tdb_transaction_commit(db) != 0) {
fatal("tdb_transaction_commit failed");
}
in_transaction--;
goto next;
}
if (in_transaction && random() % TRANSACTION_PROB == 0) {
if (tdb_transaction_cancel(db) != 0) {
fatal("tdb_transaction_cancel failed");
}
in_transaction--;
goto next;
}
#endif
#if DELETE_PROB
if (random() % DELETE_PROB == 0) {
tdb_delete(db, key);
goto next;
}
#endif
#if STORE_PROB
if (random() % STORE_PROB == 0) {
if (tdb_store(db, key, data, TDB_REPLACE) != 0) {
fatal("tdb_store failed");
}
goto next;
}
#endif
#if APPEND_PROB
if (random() % APPEND_PROB == 0) {
if (tdb_append(db, key, data) != 0) {
fatal("tdb_append failed");
}
goto next;
}
#endif
#if LOCKSTORE_PROB
if (random() % LOCKSTORE_PROB == 0) {
tdb_chainlock(db, key);
data = tdb_fetch(db, key);
if (tdb_store(db, key, data, TDB_REPLACE) != 0) {
fatal("tdb_store failed");
}
if (data.dptr) free(data.dptr);
tdb_chainunlock(db, key);
goto next;
}
#endif
#if TRAVERSE_PROB
if (random() % TRAVERSE_PROB == 0) {
tdb_traverse(db, cull_traverse, NULL);
goto next;
}
#endif
#if TRAVERSE_READ_PROB
if (random() % TRAVERSE_READ_PROB == 0) {
tdb_traverse_read(db, NULL, NULL);
goto next;
}
#endif
data = tdb_fetch(db, key);
if (data.dptr) free(data.dptr);
next:
free(k);
free(d);
}