def queue_txn(self, txn):
# Even if we aren't started, we can queue a transaction and it will
# run when we are started
try:
self.txns.put(txn, timeout=self.timeout)
except queue.Full:
raise exceptions.TimeoutException(commands=txn.commands,
timeout=self.timeout)
def commit(self):
self.ovsdb_connection.queue_txn(self)
try:
result = self.results.get(timeout=self.timeout)
except Queue.Empty:
raise exceptions.TimeoutException(commands=self.commands,
timeout=self.timeout)
if isinstance(result, idlutils.ExceptionResult):
if self.log_errors:
LOG.error(result.tb)
if self.check_error:
raise result.ex
return result
def do_post_commit(self, txn):
next_cfg = txn.get_increment_new_value()
while not self.timeout_exceeded():
self.api.idl.run()
if self.vswitchd_has_completed(next_cfg):
failed = self.post_commit_failed_interfaces(txn)
if failed:
raise VswitchdInterfaceAddException(
ifaces=", ".join(failed))
break
self.ovsdb_connection.poller.timer_wait(self.time_remaining() *
1000)
self.api.idl.wait(self.ovsdb_connection.poller)
self.ovsdb_connection.poller.block()
else:
raise exceptions.TimeoutException(commands=self.commands,
timeout=self.timeout)
