56 lines
1.9 KiB
JavaScript
Executable File
56 lines
1.9 KiB
JavaScript
Executable File
#!/usr/bin/env node
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/**
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* Script zum Bereinigen von alten/idle PostgreSQL-Verbindungen
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*/
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import './config/loadEnv.js';
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import { sequelize } from './utils/sequelize.js';
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async function main() {
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try {
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console.log('🧹 Bereinige alte PostgreSQL-Verbindungen...\n');
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// Beende idle Verbindungen, die älter als 5 Minuten sind (außer unserer eigenen)
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const [result] = await sequelize.query(`
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SELECT pg_terminate_backend(pid) as terminated
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FROM pg_stat_activity
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WHERE datname = current_database()
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AND pid <> pg_backend_pid()
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AND state = 'idle'
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AND state_change < now() - interval '5 minutes';
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`);
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const terminated = result.filter(r => r.terminated).length;
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console.log(`✅ ${terminated} alte idle Verbindungen wurden beendet\n`);
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// Zeige verbleibende Verbindungen
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const [connections] = await sequelize.query(`
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SELECT
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count(*) as total,
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count(*) FILTER (WHERE state = 'active') as active,
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count(*) FILTER (WHERE state = 'idle') as idle
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FROM pg_stat_activity
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WHERE datname = current_database();
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`);
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console.log('📊 Verbleibende Verbindungen:');
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console.log(` Gesamt: ${connections[0].total}`);
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console.log(` Aktiv: ${connections[0].active}`);
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console.log(` Idle: ${connections[0].idle}\n`);
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await sequelize.close();
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process.exit(0);
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} catch (error) {
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console.error('❌ Fehler:', error.message);
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if (error.message.includes('SUPERUSER')) {
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console.error('\n💡 Tipp: Du benötigst Superuser-Rechte oder musst warten, bis Verbindungen freigegeben werden.');
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console.error(' Versuche es in ein paar Minuten erneut.');
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}
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process.exit(1);
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}
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}
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main();
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