injector_full.js

'use strict';
const CDP = require('chrome-remote-interface');
const main = async function () {

    const client = await CDP({
        port: 9229
    });

    await client.Runtime.enable();
    const ServerPrototypeResult = await client.Runtime.evaluate({expression:"require('http').Server.prototype", includeCommandLineAPI: true, returnByValue: false});

    const ServerInstanceListResult = await client.Runtime.queryObjects({ prototypeObjectId: ServerPrototypeResult.result.objectId });
    const ServerInstancesResult = await client.Runtime.getProperties({ objectId: ServerInstanceListResult.objects.objectId });

    const serverInstance = ServerInstancesResult.result[0].value.objectId;
    await client.Runtime.evaluate({expression:"process.patchListeners = require(`./toInject.js`).patchListeners", includeCommandLineAPI: true, returnByValue: false});

    // in the injected function, the value for `this` will be the instance of the server
    await client.Runtime.callFunctionOn({ objectId: serverInstance, functionDeclaration: 'function() { process.patchListeners(this) }', returnByValue: true });
    await client.Runtime.evaluate({expression:"delete process.patchListeners", includeCommandLineAPI: true, returnByValue: false});

    await client.Runtime.evaluate({"expression":"require('inspector').close()","includeCommandLineAPI":true});
    await client.close();
};

main(); // on Node 15, an error will stop the process

hi,I try the demo on a centos system,but it can't print GET info .Is there any other configuration here.

can you tell me your node version?

Did you make sure the other process has its debug port open on 9229? The node version should not have impact for anything fairly recent.