| /* |
| * |
| * Copyright 2015 gRPC authors. |
| * |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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. |
| * |
| */ |
| |
| #include <node.h> |
| |
| #include "call.h" |
| #include "call_credentials.h" |
| #include "channel_credentials.h" |
| #include "grpc/grpc.h" |
| #include "grpc/grpc_security.h" |
| #include "grpc/support/log.h" |
| |
| namespace grpc { |
| namespace node { |
| |
| using Nan::Callback; |
| using Nan::EscapableHandleScope; |
| using Nan::HandleScope; |
| using Nan::Maybe; |
| using Nan::MaybeLocal; |
| using Nan::ObjectWrap; |
| using Nan::Persistent; |
| using Nan::Utf8String; |
| |
| using v8::Exception; |
| using v8::External; |
| using v8::Function; |
| using v8::FunctionTemplate; |
| using v8::Integer; |
| using v8::Local; |
| using v8::Object; |
| using v8::ObjectTemplate; |
| using v8::Value; |
| |
| Nan::Callback *ChannelCredentials::constructor; |
| Persistent<FunctionTemplate> ChannelCredentials::fun_tpl; |
| |
| ChannelCredentials::ChannelCredentials(grpc_channel_credentials *credentials) |
| : wrapped_credentials(credentials) {} |
| |
| ChannelCredentials::~ChannelCredentials() { |
| grpc_channel_credentials_release(wrapped_credentials); |
| } |
| |
| void ChannelCredentials::Init(Local<Object> exports) { |
| HandleScope scope; |
| Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(New); |
| tpl->SetClassName(Nan::New("ChannelCredentials").ToLocalChecked()); |
| tpl->InstanceTemplate()->SetInternalFieldCount(1); |
| Nan::SetPrototypeMethod(tpl, "compose", Compose); |
| fun_tpl.Reset(tpl); |
| Local<Function> ctr = Nan::GetFunction(tpl).ToLocalChecked(); |
| Nan::Set( |
| ctr, Nan::New("createSsl").ToLocalChecked(), |
| Nan::GetFunction(Nan::New<FunctionTemplate>(CreateSsl)).ToLocalChecked()); |
| Nan::Set(ctr, Nan::New("createInsecure").ToLocalChecked(), |
| Nan::GetFunction(Nan::New<FunctionTemplate>(CreateInsecure)) |
| .ToLocalChecked()); |
| Nan::Set(exports, Nan::New("ChannelCredentials").ToLocalChecked(), ctr); |
| constructor = new Nan::Callback(ctr); |
| } |
| |
| bool ChannelCredentials::HasInstance(Local<Value> val) { |
| HandleScope scope; |
| return Nan::New(fun_tpl)->HasInstance(val); |
| } |
| |
| Local<Value> ChannelCredentials::WrapStruct( |
| grpc_channel_credentials *credentials) { |
| EscapableHandleScope scope; |
| const int argc = 1; |
| Local<Value> argv[argc] = { |
| Nan::New<External>(reinterpret_cast<void *>(credentials))}; |
| MaybeLocal<Object> maybe_instance = |
| Nan::NewInstance(constructor->GetFunction(), argc, argv); |
| if (maybe_instance.IsEmpty()) { |
| return scope.Escape(Nan::Null()); |
| } else { |
| return scope.Escape(maybe_instance.ToLocalChecked()); |
| } |
| } |
| |
| grpc_channel_credentials *ChannelCredentials::GetWrappedCredentials() { |
| return wrapped_credentials; |
| } |
| |
| NAN_METHOD(ChannelCredentials::New) { |
| if (info.IsConstructCall()) { |
| if (!info[0]->IsExternal()) { |
| return Nan::ThrowTypeError( |
| "ChannelCredentials can only be created with the provided functions"); |
| } |
| Local<External> ext = info[0].As<External>(); |
| grpc_channel_credentials *creds_value = |
| reinterpret_cast<grpc_channel_credentials *>(ext->Value()); |
| ChannelCredentials *credentials = new ChannelCredentials(creds_value); |
| credentials->Wrap(info.This()); |
| info.GetReturnValue().Set(info.This()); |
| return; |
| } else { |
| // This should never be called directly |
| return Nan::ThrowTypeError( |
| "ChannelCredentials can only be created with the provided functions"); |
| } |
| } |
| |
| NAN_METHOD(ChannelCredentials::CreateSsl) { |
| char *root_certs = NULL; |
| grpc_ssl_pem_key_cert_pair key_cert_pair = {NULL, NULL}; |
| if (::node::Buffer::HasInstance(info[0])) { |
| root_certs = ::node::Buffer::Data(info[0]); |
| } else if (!(info[0]->IsNull() || info[0]->IsUndefined())) { |
| return Nan::ThrowTypeError("createSsl's first argument must be a Buffer"); |
| } |
| if (::node::Buffer::HasInstance(info[1])) { |
| key_cert_pair.private_key = ::node::Buffer::Data(info[1]); |
| } else if (!(info[1]->IsNull() || info[1]->IsUndefined())) { |
| return Nan::ThrowTypeError( |
| "createSSl's second argument must be a Buffer if provided"); |
| } |
| if (::node::Buffer::HasInstance(info[2])) { |
| key_cert_pair.cert_chain = ::node::Buffer::Data(info[2]); |
| } else if (!(info[2]->IsNull() || info[2]->IsUndefined())) { |
| return Nan::ThrowTypeError( |
| "createSSl's third argument must be a Buffer if provided"); |
| } |
| if ((key_cert_pair.private_key == NULL) != |
| (key_cert_pair.cert_chain == NULL)) { |
| return Nan::ThrowError( |
| "createSsl's second and third arguments must be" |
| " provided or omitted together"); |
| } |
| grpc_channel_credentials *creds = grpc_ssl_credentials_create( |
| root_certs, key_cert_pair.private_key == NULL ? NULL : &key_cert_pair, |
| NULL); |
| if (creds == NULL) { |
| info.GetReturnValue().SetNull(); |
| } else { |
| info.GetReturnValue().Set(WrapStruct(creds)); |
| } |
| } |
| |
| NAN_METHOD(ChannelCredentials::Compose) { |
| if (!ChannelCredentials::HasInstance(info.This())) { |
| return Nan::ThrowTypeError( |
| "compose can only be called on ChannelCredentials objects"); |
| } |
| if (!CallCredentials::HasInstance(info[0])) { |
| return Nan::ThrowTypeError( |
| "compose's first argument must be a CallCredentials object"); |
| } |
| ChannelCredentials *self = |
| ObjectWrap::Unwrap<ChannelCredentials>(info.This()); |
| if (self->wrapped_credentials == NULL) { |
| return Nan::ThrowTypeError("Cannot compose insecure credential"); |
| } |
| CallCredentials *other = ObjectWrap::Unwrap<CallCredentials>( |
| Nan::To<Object>(info[0]).ToLocalChecked()); |
| grpc_channel_credentials *creds = grpc_composite_channel_credentials_create( |
| self->wrapped_credentials, other->GetWrappedCredentials(), NULL); |
| if (creds == NULL) { |
| info.GetReturnValue().SetNull(); |
| } else { |
| info.GetReturnValue().Set(WrapStruct(creds)); |
| } |
| } |
| |
| NAN_METHOD(ChannelCredentials::CreateInsecure) { |
| info.GetReturnValue().Set(WrapStruct(NULL)); |
| } |
| |
| } // namespace node |
| } // namespace grpc |