mirror of https://github.com/lukechilds/node.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
3.1 KiB
82 lines
3.1 KiB
// 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');
|
|
|
|
// Test that errors propagated from cluster workers are properly
|
|
// received in their master. Creates an EADDRINUSE condition by forking
|
|
// a process in child cluster and propagates the error to the master.
|
|
|
|
const assert = require('assert');
|
|
const cluster = require('cluster');
|
|
const fork = require('child_process').fork;
|
|
const net = require('net');
|
|
|
|
if (cluster.isMaster && process.argv.length !== 3) {
|
|
// cluster.isMaster
|
|
common.refreshTmpDir();
|
|
const PIPE_NAME = common.PIPE;
|
|
const worker = cluster.fork({PIPE_NAME});
|
|
|
|
// makes sure master is able to fork the worker
|
|
cluster.on('fork', common.mustCall());
|
|
|
|
// makes sure the worker is ready
|
|
worker.on('online', common.mustCall());
|
|
|
|
worker.on('message', common.mustCall(function(err) {
|
|
// disconnect first, so that we will not leave zombies
|
|
worker.disconnect();
|
|
assert.strictEqual('EADDRINUSE', err.code);
|
|
}));
|
|
} else if (process.argv.length !== 3) {
|
|
// cluster.worker
|
|
const PIPE_NAME = process.env.PIPE_NAME;
|
|
const cp = fork(__filename, [PIPE_NAME], { stdio: 'inherit' });
|
|
|
|
// message from the child indicates it's ready and listening
|
|
cp.on('message', common.mustCall(function() {
|
|
const server = net.createServer().listen(PIPE_NAME, function() {
|
|
// message child process so that it can exit
|
|
cp.send('end');
|
|
// inform master about the unexpected situation
|
|
process.send('PIPE should have been in use.');
|
|
});
|
|
|
|
server.on('error', function(err) {
|
|
// message to child process tells it to exit
|
|
cp.send('end');
|
|
// propagate error to parent
|
|
process.send(err);
|
|
});
|
|
}));
|
|
} else if (process.argv.length === 3) {
|
|
// child process (of cluster.worker)
|
|
const PIPE_NAME = process.argv[2];
|
|
|
|
const server = net.createServer().listen(PIPE_NAME, common.mustCall(() => {
|
|
process.send('listening');
|
|
}));
|
|
process.once('message', common.mustCall(() => server.close()));
|
|
} else {
|
|
assert.fail('Impossible state');
|
|
}
|
|
|