| /*! |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| * |
| */ |
| |
| import config from '../../../../config/AgentConfig'; |
| import * as grpc from 'grpc'; |
| import { connectivityState } from 'grpc'; |
| import { createLogger } from '../../../../logging'; |
| import Client from './Client'; |
| import { TraceSegmentReportServiceClient } from '../../../../proto/language-agent/Tracing_grpc_pb'; |
| import AuthInterceptor from '../AuthInterceptor'; |
| import buffer from '../../../../agent/Buffer'; |
| import SegmentObjectAdapter from '../SegmentObjectAdapter'; |
| |
| const logger = createLogger(__filename); |
| |
| class TraceReportClient implements Client { |
| reporterClient: TraceSegmentReportServiceClient; |
| |
| constructor() { |
| this.reporterClient = new TraceSegmentReportServiceClient( |
| config.collectorAddress, |
| grpc.credentials.createInsecure(), |
| { interceptors: [AuthInterceptor] }, |
| ); |
| } |
| |
| get isConnected(): boolean { |
| return this.reporterClient.getChannel().getConnectivityState(true) === connectivityState.READY; |
| } |
| |
| start() { |
| const reportFunction = () => { |
| try { |
| if (buffer.length === 0) { |
| return; |
| } |
| |
| logger.info({ 'buffer.length': buffer.length }); |
| |
| const stream = this.reporterClient.collect((error, _) => { |
| if (error) { |
| logger.error('Failed to report trace data', error); |
| } |
| }); |
| |
| while (buffer.length > 0) { |
| const segment = buffer.buffer.splice(0, 1)[0]; |
| if (segment) { |
| if (logger.isDebugEnabled()) { |
| logger.debug('Sending segment ', { segment }); |
| } |
| |
| stream.write(new SegmentObjectAdapter(segment)); |
| } |
| } |
| |
| stream.end(); |
| } finally { |
| setTimeout(reportFunction, 1000).unref(); |
| } |
| }; |
| |
| setTimeout(reportFunction, 1000).unref(); |
| } |
| } |
| |
| export default new TraceReportClient(); |