molstar
Version:
A comprehensive macromolecular library.
63 lines • 2.69 kB
JavaScript
/**
* Copyright (c) 2018-2019 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* @author David Sehnal <david.sehnal@gmail.com>
*/
import compression from 'compression';
import express from 'express';
import { ConsoleLogger } from '../../mol-util/console-logger';
import { PerformanceMonitor } from '../../mol-util/performance-monitor';
import { configureServer, ModelServerConfig as ServerConfig } from './config';
import { initWebApi } from './server/api-web';
import { VERSION } from './version';
function setupShutdown() {
if (ServerConfig.shutdownTimeoutVarianceMinutes > ServerConfig.shutdownTimeoutMinutes) {
ConsoleLogger.log('Server', 'Shutdown timeout variance is greater than the timer itself, ignoring.');
}
else {
var tVar = 0;
if (ServerConfig.shutdownTimeoutVarianceMinutes > 0) {
tVar = 2 * (Math.random() - 0.5) * ServerConfig.shutdownTimeoutVarianceMinutes;
}
var tMs = (ServerConfig.shutdownTimeoutMinutes + tVar) * 60 * 1000;
console.log("----------------------------------------------------------------------------");
console.log(" The server will shut down in " + PerformanceMonitor.format(tMs) + " to prevent slow performance.");
console.log(" Please make sure a daemon is running that will automatically restart it.");
console.log("----------------------------------------------------------------------------");
console.log();
setTimeout(function () {
// if (WebApi.ApiState.pendingQueries > 0) {
// WebApi.ApiState.shutdownOnZeroPending = true;
// } else {
ConsoleLogger.log('Server', "Shut down due to timeout.");
process.exit(0);
// }
}, tMs);
}
}
configureServer();
function startServer() {
var app = express();
app.use(compression({
level: 6, memLevel: 9, chunkSize: 16 * 16384,
filter: function (req, res) {
var ct = res.getHeader('Content-Type');
if (typeof ct === 'string' && ct.indexOf('tar+gzip') > 0)
return false;
return true;
}
}));
initWebApi(app);
var port = process.env.port || ServerConfig.defaultPort;
app.listen(port).setTimeout(ServerConfig.requestTimeoutMs);
console.log("Mol* ModelServer " + VERSION);
console.log("");
console.log("The server is running on port " + port + ".");
console.log("");
}
startServer();
if (ServerConfig.shutdownTimeoutMinutes > 0) {
setupShutdown();
}
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