walnut.js/worker.js

74 lines
2.2 KiB
JavaScript

'use strict';
var cluster = require('cluster');
var id = cluster.worker.id.toString();
function waitForInit(message) {
if ('com.daplie.walnut.init' !== message.type) {
console.log('[Worker] 0 got unexpected message:');
console.log(message);
return;
}
var msg = message.conf;
process.removeListener('message', waitForInit);
require('./lib/local-server').create(msg.certPaths, msg.localPort, function (err, webserver) {
if (err) {
console.log('[ERROR] worker.js');
console.error(err.stack);
throw err;
}
console.log("#" + id + " Listening on " + msg.protocol + "://" + webserver.address().address + ":" + webserver.address().port, '\n');
var PromiseA = require('bluebird');
return new PromiseA(function (resolve) {
function initWebServer(srvmsg) {
if ('com.daplie.walnut.webserver.onrequest' !== srvmsg.type) {
console.log('[Worker] 1 got unexpected message:');
console.log(srvmsg);
return;
}
process.removeListener('message', initWebServer);
resolve(require('./lib/worker').create(webserver, srvmsg));
}
process.send({ type: 'com.daplie.walnut.webserver.listening' });
process.on('message', initWebServer);
});
});
}
// We have to wait to get the configuration from the master process
// before we can start our webserver
console.log('[Worker #' + id + '] online!');
process.on('message', waitForInit);
//
// Debugging
//
process.on('exit', function (code) {
// only sync code can run here
console.log('uptime:', process.uptime());
console.log(process.memoryUsage());
console.log('[exit] process.exit() has been called (or master has killed us).');
console.log(code);
});
process.on('beforeExit', function (msg) {
// async can be scheduled here
console.log('[beforeExit] Event Loop is empty. Process will end.');
console.log(msg);
});
process.on('unhandledRejection', function (err) {
// this should always throw
// (it means somewhere we're not using bluebird by accident)
console.error('[unhandledRejection]');
console.error(err.stack);
throw err;
});
process.on('rejectionHandled', function (msg) {
console.error('[rejectionHandled]');
console.error(msg);
});