Docker Compose Cheat Sheet || Docker Captain || Astute JS

# Making It Easier with Docker Compose: The Multi-Container Tool

## Docker Compose and The Docker-compose.yml File

docker-compose.yml

https://docs.docker.com

## Trying Out Basic Compose Commands

pcat docker-compose.yml

docker-compose up

docker-compose up -d

docker-compose logs

docker-compose --help

docker-compose ps

docker-compose top

docker-compose down

## Assignment Answers: Build a Compose File for a Multi-Container Service

docker-compose.yml

docker pull drupal

docker image inspect drupal

docker-compose up

https://hub.docker.com

docker-compose down --help

docker-compose down -v

## Adding Image Building to Compose Files

docker-compose.yml

docker-compose up

docker-compose up --build

docker-compose down

docker image ls

docker-compose down --help

docker image rm nginx-custom

docker image ls

docker-compose up -d

docker image ls

docker-compose down --help

docker-compose down --rmi local

## Assignment Answers: Compose for Run-Time Image Building and Multi-Container Dev

docker-compose up

docker-compose down

docker-compose up

version: '3.3'

services:
   db:
     image: mysql:5.7
     volumes:
       - db_data:/var/lib/mysql
     restart: always
     environment:
       MYSQL_ROOT_PASSWORD: somewordpress
       MYSQL_DATABASE: wordpress
       MYSQL_USER: wordpress
       MYSQL_PASSWORD: wordpress

   wordpress:
     depends_on:
       - db
     image: wordpress:latest
     ports:
       - "8000:80"
     restart: always
     environment:
       WORDPRESS_DB_HOST: db:3306
       WORDPRESS_DB_USER: wordpress
       WORDPRESS_DB_PASSWORD: wordpress
       WORDPRESS_DB_NAME: wordpress
volumes:
    db_data: {}

Docker Popular Image Commands || Cheatsheet || Astute Js

# Container Images, Where To Find Them and How To Build Them

## The Mighty Hub: Using Docker Hub Registry Images

http://hub.docker.com

docker image ls

docker pull nginx

docker pull nginx:1.11.9

docker pull nginx:1.11

docker pull nginx:1.11.9-alpine

docker image ls

## Images and Their Layers: Discover the Image Cache

docker image ls

docker history nginx:latest

docker history mysql

docker image inspect nginx

## Image Tagging and Pushing to Docker Hub

docker image tag -- help

docker image ls

docker pull mysql/mysql-server

docker image ls

docker pull nginx:mainline

docker image ls

docker image tag nginx sathishkrcs/nginx

docker image tag --help

docker image ls

docker image push sathishkrcs/nginx

docker --help

docker login

cat .docker/config.json

docker image push sathishkrcs/nginx

docker image push sathishkrcs/nginx sathishkrcs/nginx:testing

docker image ls

docker image push sathishkrcs/nginx:testing

docker image ls

## Building Images: The Dockerfile Basics

cd dockerfile-sample-1

vim Dockerfile

## Building Images: Running Docker Builds

docker image build -t customnginx .

docker image ls

docker image build -t customnginx .

## Building Images: Extending Official Images

cd dockerfile-sample-2

vim Dockerfile

docker container run -p 80:80 --rm nginx

docker image build -t nginx-with-html .

docker container run -p 80:80 --rm nginx-with-html

docker image ls

docker image tag --help

docker image tag nginx-with-html:latest sathishkrcs/nginx-with-html:latest

docker image ls

docker push

## Assignment Answers: Build Your Own Dockerfile and Run Containers From It

cd dockerfile-assignment-1

vim Dockerfile

docker build cmd

docker build -t testnode .

docker container run --rm -p 80:3000 testnode

docker images

docker tag --help

docker tag testnode sathishkrcs/testing-node

docker push --help

docker push sathishkrcs/testing-node

docker image ls

docker image rm sathishkrcs/testing-node

docker container run --rm -p 80:3000 sathishkrcs/testing-node