7f40378ecc
change the log format in Python and Node.js services. Effected services are currencyservice, emailservice, paymentservice, and recommendationservice. Loadgenerator is left as is because of the diffculty to change the log format and log target in locust. ref. #47
104 lines
2.8 KiB
JavaScript
104 lines
2.8 KiB
JavaScript
// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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const path = require('path');
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const grpc = require('grpc');
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const pino = require('pino');
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const protoLoader = require('@grpc/proto-loader');
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const charge = require('./charge');
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const logger = pino({
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name: 'paymentservice-server',
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messageKey: 'message',
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changeLevelName: 'severity',
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useLevelLabels: true
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});
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class HipsterShopServer {
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constructor (protoRoot, port = HipsterShopServer.DEFAULT_PORT) {
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this.port = port;
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this.packages = {
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hipsterShop: this.loadProto(path.join(protoRoot, 'demo.proto')),
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health: this.loadProto(path.join(protoRoot, 'grpc/health/v1/health.proto'))
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};
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this.server = new grpc.Server();
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this.loadAllProtos(protoRoot);
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}
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/**
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* Handler for PaymentService.Charge.
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* @param {*} call { ChargeRequest }
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* @param {*} callback fn(err, ChargeResponse)
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*/
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static ChargeServiceHandler (call, callback) {
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try {
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logger.info(`PaymentService#Charge invoked with request ${JSON.stringify(call.request)}`);
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const response = charge(call.request);
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callback(null, response);
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} catch (err) {
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console.warn(err);
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callback(err);
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}
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}
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static CheckHandler (call, callback) {
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callback(null, { status: 'SERVING' });
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}
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listen () {
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this.server.bind(`0.0.0.0:${this.port}`, grpc.ServerCredentials.createInsecure());
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logger.info(`PaymentService grpc server listening on ${this.port}`);
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this.server.start();
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}
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loadProto (path) {
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const packageDefinition = protoLoader.loadSync(
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path,
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{
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keepCase: true,
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longs: String,
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enums: String,
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defaults: true,
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oneofs: true
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}
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);
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return grpc.loadPackageDefinition(packageDefinition);
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}
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loadAllProtos (protoRoot) {
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const hipsterShopPackage = this.packages.hipsterShop.hipstershop;
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const healthPackage = this.packages.health.grpc.health.v1;
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this.server.addService(
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hipsterShopPackage.PaymentService.service,
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{
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charge: HipsterShopServer.ChargeServiceHandler.bind(this)
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}
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);
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this.server.addService(
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healthPackage.Health.service,
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{
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check: HipsterShopServer.CheckHandler.bind(this)
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}
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);
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}
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}
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HipsterShopServer.DEFAULT_PORT = 50051;
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module.exports = HipsterShopServer;
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