diff options
Diffstat (limited to 'src/node/ext/call.cc')
-rw-r--r-- | src/node/ext/call.cc | 72 |
1 files changed, 42 insertions, 30 deletions
diff --git a/src/node/ext/call.cc b/src/node/ext/call.cc index 49179ab359..e917917359 100644 --- a/src/node/ext/call.cc +++ b/src/node/ext/call.cc @@ -1,33 +1,18 @@ /* * - * Copyright 2015, Google Inc. - * All rights reserved. + * Copyright 2015 gRPC authors. * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. + * http://www.apache.org/licenses/LICENSE-2.0 * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. * */ @@ -508,9 +493,14 @@ void Call::DestroyCall() { } Call::Call(grpc_call *call) - : wrapped_call(call), pending_batches(0), has_final_op_completed(false) {} + : wrapped_call(call), pending_batches(0), has_final_op_completed(false) { + peer = grpc_call_get_peer(call); +} -Call::~Call() { DestroyCall(); } +Call::~Call() { + DestroyCall(); + gpr_free(peer); +} void Call::Init(Local<Object> exports) { HandleScope scope; @@ -662,6 +652,16 @@ NAN_METHOD(Call::StartBatch) { } Local<Function> callback_func = info[1].As<Function>(); Call *call = ObjectWrap::Unwrap<Call>(info.This()); + if (call->wrapped_call == NULL) { + /* This implies that the call has completed and has been destroyed. To + * emulate + * previous behavior, we should call the callback immediately with an error, + * as though the batch had failed in core */ + Local<Value> argv[] = { + Nan::Error("The async function failed because the call has completed")}; + Nan::Call(callback_func, Nan::New<Object>(), 1, argv); + return; + } Local<Object> obj = Nan::To<Object>(info[0]).ToLocalChecked(); Local<Array> keys = Nan::GetOwnPropertyNames(obj).ToLocalChecked(); size_t nops = keys->Length(); @@ -727,6 +727,11 @@ NAN_METHOD(Call::Cancel) { return Nan::ThrowTypeError("cancel can only be called on Call objects"); } Call *call = ObjectWrap::Unwrap<Call>(info.This()); + if (call->wrapped_call == NULL) { + /* Cancel is supposed to be idempotent. If the call has already finished, + * cancel should just complete silently */ + return; + } grpc_call_error error = grpc_call_cancel(call->wrapped_call, NULL); if (error != GRPC_CALL_OK) { return Nan::ThrowError(nanErrorWithCode("cancel failed", error)); @@ -747,6 +752,11 @@ NAN_METHOD(Call::CancelWithStatus) { "cancelWithStatus's second argument must be a string"); } Call *call = ObjectWrap::Unwrap<Call>(info.This()); + if (call->wrapped_call == NULL) { + /* Cancel is supposed to be idempotent. If the call has already finished, + * cancel should just complete silently */ + return; + } grpc_status_code code = static_cast<grpc_status_code>(Nan::To<uint32_t>(info[0]).FromJust()); if (code == GRPC_STATUS_OK) { @@ -763,9 +773,7 @@ NAN_METHOD(Call::GetPeer) { return Nan::ThrowTypeError("getPeer can only be called on Call objects"); } Call *call = ObjectWrap::Unwrap<Call>(info.This()); - char *peer = grpc_call_get_peer(call->wrapped_call); - Local<Value> peer_value = Nan::New(peer).ToLocalChecked(); - gpr_free(peer); + Local<Value> peer_value = Nan::New(call->peer).ToLocalChecked(); info.GetReturnValue().Set(peer_value); } @@ -780,6 +788,10 @@ NAN_METHOD(Call::SetCredentials) { "setCredentials' first argument must be a CallCredentials"); } Call *call = ObjectWrap::Unwrap<Call>(info.This()); + if (call->wrapped_call == NULL) { + return Nan::ThrowError( + "Cannot set credentials on a call that has already started"); + } CallCredentials *creds_object = ObjectWrap::Unwrap<CallCredentials>( Nan::To<Object>(info[0]).ToLocalChecked()); grpc_call_credentials *creds = creds_object->GetWrappedCredentials(); |