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/*
*
* 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;
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