Steps to set up new AWS EC2 instace to deploy NodeJs application

 

Follow below steps to set up new NodeJs application on AWS EC2 instance:

1. AWS - Create new instace (Download .pem file)

2. Connect EC2 install using .pem file (sudo ssh -i <.pem file full path> ubuntu@<instace Public IPv4 address>)

2. Install nginx (sudo apt install nginx)

3. Install NodeJs (sudo apt install nodejs)

4. Install NPM (sudo apt install npm)

5. Install postgreSQL (sudo apt install postgresql postgresql-contrib)

6. Allow port(5432) for postgreSQL: Goto > instace > Security > Security Groups > Edit inbound rules > Add rule

6. Install git (sudo apt-get install git)

7. Install pm2 to run Node application (https://www.npmjs.com/package/pm2)

8. Now server ready to used you need to get git clone of your project repository.

Enjoy!

Steps to update or change NodeJS and NPM versions.

 

1. First let's try to change NPM package version.

- Check current NPM version: npm view npm version

- Using this command you can update npm to latest version: npm i -g npm

2. For Node version best way to manage version use NVM.

- nvm install <Node version> 

- nvm list

- nvm use <Node version>

3. To update NPM:

- npm install -g npm

Enjoy!

Steps to point GoDaddy Domain to AWS Route 53.

 

This post guide you to point any GoDaddy Domain to AWS Route 53 service. It's very easy process. Please follow steps. it's help you to host GoDaddy domain with AWS Route 53.

- First of fall sign in to AWS Console

- Go to Route 53 service on AWS

- From left side menu go to Hosted Zone and create new Hosted Zone

- Insert domain and select public hosted zone option

- Save name server form

- Now hosted zone created and it's generate NS(name server) and Route trafic to DNS name

- Now sing in to Godaddy account and go to product manager

- Click on DNS option for the domain you want to point and go to DNS settings

- Add new DNS record, there are four fileds type, name, value and TTL

- Type: Select 'NS'

- Name: type '@'

- Value: Copy from created hosted zone one by one to insert all

- TTL: Select 1 Hour

Note: After this process complete all are good but it's take some time to point DNS.

Enjoy!

Steps for Beginners in NodeJs

 

If you are start to learn NodeJs then you have learn basic points. First you must understand the different between NodeJs and server side scripting languages like PHP, Paython and Ruby.

- Environment setup

- First 'hello world' application

- NPM package manager

- File system

- Web module

- Web controller

- Debugging

- Database connection

We will learn all in details on upcoming tutorial.

Enjoy!

How to securing access to of Swagger with HTTP Basic Auth? With example if TypeScript NestJS.

- First set up NestJS TypeScrip basic project.

- Install express-basic-auth module using this command: npm i express-basic-auth

- import module on main.ts file

- Full example of main.ts file:

// import auth module

import * as basicAuth from 'express-basic-auth';

// Add HTTP Basic Auth

app.use(

    basicAuth({

        challenge: true,

        users: {

            defineUserName: 'passwrd here',

        },

    }),

);

// Main Code

const options = new DocumentBuilder()

    .setTitle('First App')

    .setSchemes('https')

    .setDescription('Firsy App API documentation')

    .setVersion('1.0')

    .build()

const document = SwaggerModule.createDocument(app, options)

SwaggerModule.setup('docs', app, document, {

    customSiteTitle: 'First App documentation',

});

Enjoy!