子进程不会使用PID nodejs、express、Docker终止

Question

我正在尝试创建子进程来建立远程访问。该进程本身运行良好，但我在终止该进程时遇到了困难。该进程会被终止，但又会再次产生。我也尝试过使用exec和execFile，但都不起作用。我是node的初学者，如果有什么小错误，请原谅。

app.post('/:vdms_id/:docker_id/:tool', async(req, res) => {
    let vdms_id = req.params.vdms_id;
    let docker_id = req.params.docker_id;
    let tool = req.params.tool;

        switch (tool) {
            case 'remote-access':
                try{
                    if(req.body.host){
                    
                    //Run remote access commands here
                    const child = spawn("docker",["exec",`${docker_id}`,"tcptunnel",`--local-port=${req.body.free_port}`,`--remote-port=${req.body.private_port}`,`--remote-host=${req.body.private_ip}`,"--stay-alive","--fork"]);

                    // Write PID along with private IP and port to DB here
                    await new RemoteAccess({
                        pid:child.pid,
                        username:req.body.username,
                        vdms_id:vdms_id,
                        docker_id:docker_id,
                        free_port:req.body.free_port,
                        private_ip:req.body.private_ip,
                        private_port:req.body.private_port,
                        timestamp:Date.now()
                    }).save();

                    console.log('PID WAS SAVED TO DB');

                    return res.json({success:true});

                    }
                    
                    case 'end-remote-access':
                     let result = await RemoteAccess.findOne({private_port:req.body.private_port,username:req.body.username});
                     console.log("REMOTE_ACCESS",result);

                    // Kill the child process here
                      process.kill(result.pid);

Answer 1

问题是您向tcptunnel - --fork传递了一个参数，这意味着创建一个不再被exec跟踪的新进程

因此，您可能需要停止或重新启动容器才能终止此操作。