| /* |
| * |
| * Copyright 2016, 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. |
| * |
| */ |
| |
| /** |
| * Benchmark server module |
| * @module |
| */ |
| |
| 'use strict'; |
| |
| var fs = require('fs'); |
| var path = require('path'); |
| var http = require('http'); |
| var https = require('https'); |
| var EventEmitter = require('events'); |
| var util = require('util'); |
| |
| var express = require('express'); |
| var bodyParser = require('body-parser'); |
| |
| function unaryCall(req, res) { |
| var reqObj = req.body; |
| var payload = {body: '0'.repeat(reqObj.response_size)}; |
| res.json(payload); |
| } |
| |
| function BenchmarkServer(host, port, tls, generic, response_size) { |
| var app = express(); |
| app.use(bodyParser.json()); |
| app.put('/serviceProto.BenchmarkService.service/unaryCall', unaryCall); |
| this.input_host = host; |
| this.input_port = port; |
| if (tls) { |
| var credentials = {}; |
| var key_path = path.join(__dirname, '../test/data/server1.key'); |
| var pem_path = path.join(__dirname, '../test/data/server1.pem'); |
| |
| var key_data = fs.readFileSync(key_path); |
| var pem_data = fs.readFileSync(pem_path); |
| credentials['key'] = key_data; |
| credentials['cert'] = pem_data; |
| this.server = https.createServer(credentials, app); |
| } else { |
| this.server = http.createServer(app); |
| } |
| } |
| |
| util.inherits(BenchmarkServer, EventEmitter); |
| |
| BenchmarkServer.prototype.start = function() { |
| var self = this; |
| this.server.listen(this.input_port, this.input_hostname, function() { |
| self.last_wall_time = process.hrtime(); |
| self.emit('started'); |
| }); |
| }; |
| |
| BenchmarkServer.prototype.getPort = function() { |
| return this.server.address().port; |
| }; |
| |
| BenchmarkServer.prototype.mark = function(reset) { |
| var wall_time_diff = process.hrtime(this.last_wall_time); |
| if (reset) { |
| this.last_wall_time = process.hrtime(); |
| } |
| return { |
| time_elapsed: wall_time_diff[0] + wall_time_diff[1] / 1e9, |
| // Not sure how to measure these values |
| time_user: 0, |
| time_system: 0 |
| }; |
| }; |
| |
| BenchmarkServer.prototype.stop = function(callback) { |
| this.server.close(callback); |
| }; |
| |
| module.exports = BenchmarkServer; |