docker-tutorial

Instalation Guide

How To Install and Use Docker on Ubuntu 22.04

OS name check

uname

Docker Interect with ubuntu or node

docker run -it node

docker run -it ubunto

Check How many docker images?

docker images

Docker Command

###Name : Dockerfile

# Use the official Node.js image
FROM node:18

# Set the working directory inside the container
WORKDIR /usr/src/app

# Copy package.json and package-lock.json
COPY package*.json ./

# Install dependencies
RUN npm install

# Copy the rest of the application code
COPY . .

# Expose the application port
EXPOSE 3000

# Start the application
CMD ["npm", "start"]

Docker image build If you stay in current directory

docker build -t aws-app .

Run docker images

3000 port mapping for running localhost

docker run -p 3000:3000 aws-app

Docker images delete

docker rmi  id

docker rmi -f id

Docker running list

docker ps

Stop Running Docker

docker stop id

Docker login

docker login

Docker Push to docker hub

docker push mamun16/aws-app:latest

If Tag is not matched , we shall tag it first

docker tag a7528f46e562 mamun16/aws-app:latest