diff options
Diffstat (limited to 'src/python/grpcio/grpc/_cython/_cygrpc/channel.pyx.pxi')
| -rw-r--r-- | src/python/grpcio/grpc/_cython/_cygrpc/channel.pyx.pxi | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/python/grpcio/grpc/_cython/_cygrpc/channel.pyx.pxi b/src/python/grpcio/grpc/_cython/_cygrpc/channel.pyx.pxi index 893df8eac6..aa187e88a6 100644 --- a/src/python/grpcio/grpc/_cython/_cygrpc/channel.pyx.pxi +++ b/src/python/grpcio/grpc/_cython/_cygrpc/channel.pyx.pxi @@ -309,13 +309,18 @@ cdef SegregatedCall _segregated_call( _ChannelState state, int flags, method, host, object deadline, object metadata, CallCredentials credentials, operationses_and_user_tags): cdef _CallState call_state = _CallState() - cdef grpc_completion_queue *c_completion_queue = ( - grpc_completion_queue_create_for_next(NULL)) cdef SegregatedCall segregated_call + cdef grpc_completion_queue *c_completion_queue def on_success(started_tags): state.segregated_call_states.add(call_state) + with state.condition: + if state.open: + c_completion_queue = (grpc_completion_queue_create_for_next(NULL)) + else: + raise ValueError('Cannot invoke RPC on closed channel!') + try: _call( state, call_state, c_completion_queue, on_success, flags, method, host, @@ -443,8 +448,11 @@ cdef class Channel: def check_connectivity_state(self, bint try_to_connect): with self._state.condition: - return grpc_channel_check_connectivity_state( - self._state.c_channel, try_to_connect) + if self._state.open: + return grpc_channel_check_connectivity_state( + self._state.c_channel, try_to_connect) + else: + raise ValueError('Cannot invoke RPC on closed channel!') def watch_connectivity_state( self, grpc_connectivity_state last_observed_state, object deadline): |