molstar
Version:
A comprehensive macromolecular library.
59 lines (58 loc) • 2.43 kB
JavaScript
/**
* Copyright (c) 2018-2019 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* Taken/adapted from DensityServer (https://github.com/dsehnal/DensityServer)
*
* @author David Sehnal <david.sehnal@gmail.com>
* @author Alexander Rose <alexander.rose@weirdbyte.de>
*/
import compression from 'compression';
import express from 'express';
import { ConsoleLogger } from '../../mol-util/console-logger.js';
import { configureServer, ServerConfig } from './config.js';
import { State } from './server/state.js';
import { VOLUME_SERVER_HEADER } from './server/version.js';
import { init } from './server/web-api.js';
function setupShutdown() {
if (ServerConfig.shutdownTimeoutVarianceMinutes > ServerConfig.shutdownTimeoutMinutes) {
ConsoleLogger.log('Server', 'Shutdown timeout variance is greater than the timer itself, ignoring.');
}
else {
let tVar = 0;
if (ServerConfig.shutdownTimeoutVarianceMinutes > 0) {
tVar = 2 * (Math.random() - 0.5) * ServerConfig.shutdownTimeoutVarianceMinutes;
}
const tMs = (ServerConfig.shutdownTimeoutMinutes + tVar) * 60 * 1000;
console.log(`----------------------------------------------------------------------------`);
console.log(` The server will shut down in ${ConsoleLogger.formatTime(tMs)} to prevent slow performance.`);
console.log(` Please make sure a daemon is running that will automatically restart it.`);
console.log(`----------------------------------------------------------------------------`);
console.log();
setTimeout(() => {
if (State.pendingQueries > 0) {
State.shutdownOnZeroPending = true;
}
else {
ConsoleLogger.log('Server', `Shut down due to timeout.`);
process.exit(0);
}
}, tMs);
}
}
configureServer();
const port = process.env.port || ServerConfig.defaultPort;
const app = express();
app.use(compression({ level: 6, memLevel: 9, chunkSize: 16 * 16384, filter: () => true }));
init(app);
app.get('/robots.txt', function (req, res) {
res.type('text/plain').send(ServerConfig.robots);
});
app.listen(port);
console.log(VOLUME_SERVER_HEADER);
console.log(``);
console.log(`The server is running on port ${port}.`);
console.log(``);
if (ServerConfig.shutdownTimeoutMinutes > 0) {
setupShutdown();
}