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Merge pull request #2451 from mwoodiupui/graceful

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Graceful shutdown on SIGINT (e.g. from 'pm2 stop').
This commit is contained in:
Tim Donohue
2023-09-14 11:07:17 -05:00
committed by GitHub
parent 957e0a8d1d bf9b2b82e1
commit 4171ccc8f3
3 changed files with 129 additions and 9 deletions
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30
server.ts
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@@ -32,6 +32,7 @@ import isbot from 'isbot';
import { createCertificate } from 'pem';
import { createServer } from 'https';
import { json } from 'body-parser';
import { createHttpTerminator } from 'http-terminator';
import { readFileSync } from 'fs';
import { join } from 'path';
@@ -488,7 +489,7 @@ function saveToCache(req, page: any) {
*/
function hasNotSucceeded(statusCode) {
const rgx = new RegExp(/^20+/);
return !rgx.test(statusCode)
return !rgx.test(statusCode);
}
function retrieveHeaders(response) {
@@ -526,23 +527,46 @@ function serverStarted() {
* @param keys SSL credentials
*/
function createHttpsServer(keys) {
createServer({
const listener = createServer({
key: keys.serviceKey,
cert: keys.certificate
}, app).listen(environment.ui.port, environment.ui.host, () => {
serverStarted();
});
// Graceful shutdown when signalled
const terminator = createHttpTerminator({server: listener});
process.on('SIGINT', () => {
void (async ()=> {
console.debug('Closing HTTPS server on signal');
await terminator.terminate().catch(e => { console.error(e); });
console.debug('HTTPS server closed');
})();
});
}
/**
* Create an HTTP server with the configured port and host.
*/
function run() {
const port = environment.ui.port || 4000;
const host = environment.ui.host || '/';
// Start up the Node server
const server = app();
server.listen(port, host, () => {
const listener = server.listen(port, host, () => {
serverStarted();
});
// Graceful shutdown when signalled
const terminator = createHttpTerminator({server: listener});
process.on('SIGINT', () => {
void (async () => {
console.debug('Closing HTTP server on signal');
await terminator.terminate().catch(e => { console.error(e); });
console.debug('HTTP server closed.');return undefined;
})();
});
}
function start() {