keyserver/index.js

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JavaScript
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/**
* Mailvelope - secure email with OpenPGP encryption for Webmail
* Copyright (C) 2016 Mailvelope GmbH
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
'use strict';
const cluster = require('cluster');
const numCPUs = require('os').cpus().length;
const config = require('config');
const log = require('npmlog');
log.level = config.log.level; // set log level depending on process.env.NODE_ENV
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//
// Start worker cluster depending on number of CPUs
//
if (cluster.isMaster) {
for (let i = 0; i < numCPUs; i++) {
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cluster.fork();
}
cluster.on('fork', worker => log.info('cluster', 'Forked worker #%s [pid:%s]', worker.id, worker.process.pid));
cluster.on('exit', worker => {
log.warn('cluster', 'Worker #%s [pid:%s] died', worker.id, worker.process.pid);
setTimeout(() => cluster.fork(), 5000);
});
} else {
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require('./src/app');
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}
//
// Error handling
//
process.on('SIGTERM', () => {
log.warn('exit', 'Exited on SIGTERM');
process.exit(0);
});
process.on('SIGINT', () => {
log.warn('exit', 'Exited on SIGINT');
process.exit(0);
});
process.on('uncaughtException', err => {
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log.error('index', 'Uncaught exception', err);
process.exit(1);
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});