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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.
'use strict';
const common = require('../common');
const assert = require('assert');
const fork = require('child_process').fork;
const net = require('net');
const count = 12;
if (process.argv[2] === 'child') {
const needEnd = [];
const id = process.argv[3];
process.on('message', function(m, socket) {
if (!socket) return;
console.error('[%d] got socket', id, m);
// will call .end('end') or .write('write');
socket[m](m);
socket.resume();
socket.on('data', function() {
console.error('[%d] socket.data', id, m);
});
socket.on('end', function() {
console.error('[%d] socket.end', id, m);
});
// store the unfinished socket
if (m === 'write') {
needEnd.push(socket);
}
socket.on('close', function(had_error) {
console.error('[%d] socket.close', id, had_error, m);
});
socket.on('finish', function() {
console.error('[%d] socket finished', id, m);
});
});
process.on('message', function(m) {
if (m !== 'close') return;
console.error('[%d] got close message', id);
needEnd.forEach(function(endMe, i) {
console.error('[%d] ending %d/%d', id, i, needEnd.length);
endMe.end('end');
});
});
process.on('disconnect', function() {
console.error('[%d] process disconnect, ending', id);
needEnd.forEach(function(endMe, i) {
console.error('[%d] ending %d/%d', id, i, needEnd.length);
endMe.end('end');
});
});
} else {
const child1 = fork(process.argv[1], ['child', '1']);
const child2 = fork(process.argv[1], ['child', '2']);
const child3 = fork(process.argv[1], ['child', '3']);
const server = net.createServer();
let connected = 0;
let closed = 0;
server.on('connection', function(socket) {
switch (connected % 6) {
case 0:
child1.send('end', socket); break;
case 1:
child1.send('write', socket); break;
case 2:
child2.send('end', socket); break;
case 3:
child2.send('write', socket); break;
case 4:
child3.send('end', socket); break;
case 5:
child3.send('write', socket); break;
}
connected += 1;
socket.once('close', function() {
console.log('[m] socket closed, total %d', ++closed);
});
if (connected === count) {
closeServer();
}
});
let disconnected = 0;
server.on('listening', function() {
let j = count;
while (j--) {
const client = net.connect(this.address().port, '127.0.0.1');
client.on('error', function() {
// This can happen if we kill the child too early.
// The client should still get a close event afterwards.
console.error('[m] CLIENT: error event');
});
client.on('close', function() {
console.error('[m] CLIENT: close event');
disconnected += 1;
});
}
});
let closeEmitted = false;
server.on('close', common.mustCall(function() {
closeEmitted = true;
child1.kill();
child2.kill();
child3.kill();
}));
server.listen(0, '127.0.0.1');
const closeServer = function() {
server.close();
setTimeout(function() {
assert(!closeEmitted);
child1.send('close');
child2.send('close');
child3.disconnect();
}, 200);
};
process.on('exit', function() {
assert.strictEqual(disconnected, count);
assert.strictEqual(connected, count);
});
}