mirror of https://github.com/grpc/grpc-node.git
112 lines
3.6 KiB
JavaScript
112 lines
3.6 KiB
JavaScript
/*
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*
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* Copyright 2016, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/**
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* Benchmark server module
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* @module
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*/
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'use strict';
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var fs = require('fs');
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var path = require('path');
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var http = require('http');
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var https = require('https');
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var EventEmitter = require('events');
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var util = require('util');
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var express = require('express');
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var bodyParser = require('body-parser');
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function unaryCall(req, res) {
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var reqObj = req.body;
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var payload = {body: '0'.repeat(reqObj.response_size)};
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res.json(payload);
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}
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function BenchmarkServer(host, port, tls, generic, response_size) {
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var app = express();
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app.use(bodyParser.json());
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app.put('/serviceProto.BenchmarkService.service/unaryCall', unaryCall);
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this.input_host = host;
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this.input_port = port;
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if (tls) {
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var credentials = {};
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var key_path = path.join(__dirname, '../test/data/server1.key');
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var pem_path = path.join(__dirname, '../test/data/server1.pem');
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var key_data = fs.readFileSync(key_path);
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var pem_data = fs.readFileSync(pem_path);
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credentials['key'] = key_data;
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credentials['cert'] = pem_data;
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this.server = https.createServer(credentials, app);
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} else {
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this.server = http.createServer(app);
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}
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}
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util.inherits(BenchmarkServer, EventEmitter);
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BenchmarkServer.prototype.start = function() {
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var self = this;
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this.server.listen(this.input_port, this.input_hostname, function() {
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self.last_wall_time = process.hrtime();
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self.last_usage = process.cpuUsage();
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self.emit('started');
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});
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};
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BenchmarkServer.prototype.getPort = function() {
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return this.server.address().port;
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};
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BenchmarkServer.prototype.mark = function(reset) {
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var wall_time_diff = process.hrtime(this.last_wall_time);
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var usage_diff = process.cpuUsage(this.last_usage);
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if (reset) {
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this.last_wall_time = process.hrtime();
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this.last_usage = process.cpuUsage();
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}
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return {
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time_elapsed: wall_time_diff[0] + wall_time_diff[1] / 1e9,
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time_user: usage_diff.user / 1000000,
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time_system: usage_diff.system / 1000000
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};
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};
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BenchmarkServer.prototype.stop = function(callback) {
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this.server.close(callback);
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};
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module.exports = BenchmarkServer;
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