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// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
var dgram = require('dgram');
var fork = require('child_process').fork;
var assert = require('assert');
var common = require('../common');
if (process.platform === 'win32') {
console.error('Sending dgram sockets to child processes not supported');
process.exit(0);
}
if (process.argv[2] === 'child') {
var childCollected = 0;
var server;
process.on('message', function removeMe(msg, clusterServer) {
if (msg === 'server') {
server = clusterServer;
server.on('message', function () {
childCollected += 1;
});
} else if (msg === 'stop') {
server.close();
process.send(childCollected);
process.removeListener('message', removeMe);
}
});
} else {
var server = dgram.createSocket('udp4');
var client = dgram.createSocket('udp4');
var child = fork(__filename, ['child']);
var msg = new Buffer('Some bytes');
var parentCollected = 0;
var childCollected = 0;
server.on('message', function (msg, rinfo) {
parentCollected += 1;
});
server.on('listening', function () {
child.send('server', server);
sendMessages();
});
var sendMessages = function () {
var wait = 0;
var send = 0;
var total = 100;
var timer = setInterval(function () {
send += 1;
if (send === total) {
clearInterval(timer);
}
client.send(msg, 0, msg.length, common.PORT, '127.0.0.1', function(err) {
if (err) throw err;
wait += 1;
if (wait === total) {
shutdown();
}
}
);
}, 1);
};
var shutdown = function () {
child.send('stop');
child.once('message', function (collected) {
childCollected = collected;
});
server.close();
client.close();
};
server.bind(common.PORT, '127.0.0.1');
process.once('exit', function () {
assert(childCollected > 0);
assert(parentCollected > 0);
});
}