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Description
const pm2 = require('pm2');
// Promisify PM2 functions
const connectPM2 = () => {
return new Promise((resolve, reject) => {
pm2.connect((err) => {
if (err) {
reject(err);
} else {
resolve();
}
});
});
};
const listProcesses = () => {
return new Promise((resolve, reject) => {
pm2.list((err, list) => {
if (err) {
reject(err);
} else {
resolve(list);
}
});
});
};
// test async function
async function test() {
try {
// Connect to PM2
await connectPM2();
console.log('Connected to PM2');
const list = await listProcesses();
console.log('PM2 Process List=' + list.length);
} catch (error) {
console.error('Error:', error);
process.exit(1);
} finally {
// Always disconnect from PM2
pm2.disconnect();
console.log('Disconnected from PM2');
}
}
(async ()=> {
await test()
await test()
})()
OUT PUT:
C:\Users\LPC\Desktop\check-pm2>node index.js
Connected to PM2
PM2 Process List=0
Disconnected from PM2
C:\Users\LPC\Desktop\check-pm2\node_modules\pm2\lib\Client.js:365
self.client.sock.removeListener('error', errorHandler);
^
TypeError: Cannot read properties of null (reading 'sock')
at ReqSocket.connectHandler (C:\Users\LPC\Desktop\check-pm2\node_modules\pm2\lib\Client.js:365:17)
at Object.onceWrapper (node:events:621:28)
at ReqSocket.emit (node:events:519:35)
at Socket.<anonymous> (C:\Users\LPC\Desktop\check-pm2\node_modules\pm2-axon\lib\sockets\sock.js:291:10)
at Socket.emit (node:events:507:28)
at PipeConnectWrap.afterConnect [as oncomplete] (node:net:1621:10)
Node.js v23.11.1
C:\Users\LPC\Desktop\check-pm2>
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