diff options
Diffstat (limited to 'src/node/ext/event.cc')
| -rw-r--r-- | src/node/ext/event.cc | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/src/node/ext/event.cc b/src/node/ext/event.cc new file mode 100644 index 0000000000..2ca38b7448 --- /dev/null +++ b/src/node/ext/event.cc @@ -0,0 +1,164 @@ +/* + * + * Copyright 2014, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * 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. + * + * 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. + * + */ + +#include <node.h> +#include <nan.h> +#include "grpc/grpc.h" +#include "byte_buffer.h" +#include "call.h" +#include "event.h" +#include "tag.h" +#include "timeval.h" + +namespace grpc { +namespace node { + +using v8::Array; +using v8::Date; +using v8::Handle; +using v8::HandleScope; +using v8::Number; +using v8::Object; +using v8::Persistent; +using v8::String; +using v8::Value; + +Handle<Value> GetEventData(grpc_event *event) { + NanEscapableScope(); + size_t count; + grpc_metadata *items; + Handle<Array> metadata; + Handle<Object> status; + Handle<Object> rpc_new; + switch (event->type) { + case GRPC_READ: + return NanEscapeScope(ByteBufferToBuffer(event->data.read)); + case GRPC_INVOKE_ACCEPTED: + return NanEscapeScope(NanNew<Number>(event->data.invoke_accepted)); + case GRPC_WRITE_ACCEPTED: + return NanEscapeScope(NanNew<Number>(event->data.write_accepted)); + case GRPC_FINISH_ACCEPTED: + return NanEscapeScope(NanNew<Number>(event->data.finish_accepted)); + case GRPC_CLIENT_METADATA_READ: + count = event->data.client_metadata_read.count; + items = event->data.client_metadata_read.elements; + metadata = NanNew<Array>(static_cast<int>(count)); + for (unsigned int i = 0; i < count; i++) { + Handle<Object> item_obj = NanNew<Object>(); + item_obj->Set(NanNew<String, const char *>("key"), + NanNew<String, char *>(items[i].key)); + item_obj->Set( + NanNew<String, const char *>("value"), + NanNew<String, char *>(items[i].value, + static_cast<int>(items[i].value_length))); + metadata->Set(i, item_obj); + } + return NanEscapeScope(metadata); + case GRPC_FINISHED: + status = NanNew<Object>(); + status->Set(NanNew("code"), NanNew<Number>(event->data.finished.status)); + if (event->data.finished.details != NULL) { + status->Set(NanNew("details"), + String::New(event->data.finished.details)); + } + count = event->data.finished.metadata_count; + items = event->data.finished.metadata_elements; + metadata = NanNew<Array>(static_cast<int>(count)); + for (unsigned int i = 0; i < count; i++) { + Handle<Object> item_obj = NanNew<Object>(); + item_obj->Set(NanNew<String, const char *>("key"), + NanNew<String, char *>(items[i].key)); + item_obj->Set( + NanNew<String, const char *>("value"), + NanNew<String, char *>(items[i].value, + static_cast<int>(items[i].value_length))); + metadata->Set(i, item_obj); + } + status->Set(NanNew("metadata"), metadata); + return NanEscapeScope(status); + case GRPC_SERVER_RPC_NEW: + rpc_new = NanNew<Object>(); + if (event->data.server_rpc_new.method == NULL) { + return NanEscapeScope(NanNull()); + } + rpc_new->Set( + NanNew<String, const char *>("method"), + NanNew<String, const char *>(event->data.server_rpc_new.method)); + rpc_new->Set( + NanNew<String, const char *>("host"), + NanNew<String, const char *>(event->data.server_rpc_new.host)); + rpc_new->Set(NanNew<String, const char *>("absolute_deadline"), + NanNew<Date>(TimespecToMilliseconds( + event->data.server_rpc_new.deadline))); + count = event->data.server_rpc_new.metadata_count; + items = event->data.server_rpc_new.metadata_elements; + metadata = NanNew<Array>(static_cast<int>(count)); + for (unsigned int i = 0; i < count; i++) { + Handle<Object> item_obj = Object::New(); + item_obj->Set(NanNew<String, const char *>("key"), + NanNew<String, char *>(items[i].key)); + item_obj->Set( + NanNew<String, const char *>("value"), + NanNew<String, char *>(items[i].value, + static_cast<int>(items[i].value_length))); + metadata->Set(i, item_obj); + } + rpc_new->Set(NanNew<String, const char *>("metadata"), metadata); + return NanEscapeScope(rpc_new); + default: + return NanEscapeScope(NanNull()); + } +} + +Handle<Value> CreateEventObject(grpc_event *event) { + NanEscapableScope(); + if (event == NULL) { + return NanEscapeScope(NanNull()); + } + Handle<Object> event_obj = NanNew<Object>(); + Handle<Value> call; + if (TagHasCall(event->tag)) { + call = TagGetCall(event->tag); + } else { + call = Call::WrapStruct(event->call); + } + event_obj->Set(NanNew<String, const char *>("call"), call); + event_obj->Set(NanNew<String, const char *>("type"), + NanNew<Number>(event->type)); + event_obj->Set(NanNew<String, const char *>("data"), GetEventData(event)); + + return NanEscapeScope(event_obj); +} + +} // namespace node +} // namespace grpc |