How do I run node on multiple ports?

“node js application run on multiple ports” Code Answer’s

1. var http=require(‘http’);
2. var url = require(‘url’);
3. var ports = [7006, 7007, 7008, 7009];
4. var servers = [];
5. var s;
6. function reqHandler(req, res) {
7. var serPort=req. headers. host. split(“:”);
8. console. log(“PORT:”+serPort[1]);//here i get it using http header.

How do I listen on multiple ports?

For each port that you want to listen to, you:

1. Create a separate socket with socket .
2. Bind it to the appropriate port with bind .
3. Call listen on the socket so that it’s set up with a listen queue.

How many concurrent connections can node js handle?

JS can handle 10,000 concurrent requests they are essentially non-blocking requests i.e. these requests are majorly pertaining to database query. Internally, event loop of Node.

CAN node JS run on shared hosting?

You can run node. js server on a typical shared hosting with Linux, Apache and PHP (LAMP). I have successfully installed it, even with NPM, Express and Grunt working fine.

How do I run a specific port in node JS?

First of all, You need to set an environment variable using this command.

1. set PORT=8080. set PORT=8080.
2. SET PORT=8080 && node server.js. SET PORT=8080 && node server.js.
3. set NODE_ENV = production. set NODE_ENV = production.
4. node server. js 8080. node server.js 8080.

What does process env port do?

In many environments (e.g. Heroku), and as a convention, you can set the environment variable PORT to tell your web server what port to listen on. So process. env. PORT || 3000 means: whatever is in the environment variable PORT, or 3000 if there’s nothing there.

Can SSH listen on multiple ports?

Steps to run SSH server on more than one ports: Open sshd configuration file with your favourite text editor. Search for Port option and set the value to the ports that you desire. Notice the multiple declaration of the Port directive where SSH will listen to all the listed ports.

Can SSH listen on 2 ports?

Initially, the SSH service can be made to listen to multiple ports by adding the following line to /etc/ssh/sshd_config . In this scenario, you cannot define different rules for different ports.

How does NodeJS handle multiple users?

Multiple clients make multiple requests to the NodeJS server. NodeJS receives these requests and places them into the EventQueue . NodeJS server has an internal component referred to as the EventLoop which is an infinite loop that receives requests and processes them. This EventLoop is single threaded.

Does NodeJS support multiple threading?

Single thread: Node JS Platform doesn’t follow the Multi-Threaded Request/Response Stateless Model. It follows the Single-Threaded with Event Loop Model. Node JS Processing model mainly inspired by JavaScript Event-based model with JavaScript callback mechanism. js can handle more concurrent client requests with ease.

How do I run a node js app on shared hosting?

Node app setup on hosting

1. Search for “Setup Node.
2. Click on “Create Application”
3. “Application Root” should be your Repository Path from the previous step.
4. “Application URL” should already hold your domain name.
5. “Application startup file” must basically point to the js file which creates the server.
6. Click on “Create”.

How do I run a node js server host?

Log in to your account using SSH (if it is not enabled for your account, contact the support team).

1. Download Node.js wget https://nodejs.org/dist/latest/node-v10.0.0-linux-arm64.tar.xz.
2. Extract the Node.js files tar xvf node-v10.0.0-linux-arm64.
3. 4.Now rename the folder to “nodejs”.

What port does NodeJS run on?

NodeJS application1, application2 and application3 run on port 5000, 5001 and 5002 respectively. The script I use in my case can be found here and you might have to change a little to fit in your environment.

Is it possible to run multiple apps on different ports?

So you can have your apps running independtly on different ports while serving everything to the user over port 80 and use stuff like socket.io. Since i’m new to node.js and miles away from beeing a admin, any feedback is highly appreciated 🙂

How to get the local and remote socket address in NodeJS?

You can easily get this information as documented at: http://nodejs.org/api/http.html#http_message_socket and http://nodejs.org/api/net.html#net_socket_remoteaddress Here is your sample code modified to show the local and remote socket address information. Thanks for contributing an answer to Stack Overflow!

Why would I want to deploy multiple node apps at once?

When it comes to deployment it allows you to scale them separately, makes it easier to debug. Basically unless you have a fairly good reason not to, you should separate them into 2 node apps. Thanks for contributing an answer to Stack Overflow!