Docker Compose

Description

A Docker Compose file is similar to Vagrant with multiple VMs defined in a Vagrantfile, but it is used for Docker to configure and run multiple containers as microservices.

Commands

Start all services defined in compose.yaml

docker compose up

Stop all services

docker compose down

Show logs from all services

docker compose logs

List status from all services

docker compose ps

Compose file example

compose.yaml

services:
  vprodb:
    build: 
      context: ./Docker-files/db
    image: alexanderla/vprofiledb
    container_name: vprodb
    ports:
      - "3306:3306"
    volumes:
      - vprodbdata:/var/lib/mysql
    environment:
      - MYSQL_ROOT_PASSWORD=vprodbpass

  vprocache01:
    image: memcached
    ports:
      - "11211:11211"

  vpromq01:
    image: rabbitmq
    ports:
      - "5672:5672"
    environment:
      - RABBITMQ_DEFAULT_USER=guest
      - RABBITMQ_DEFAULT_PASS=guest

  vproapp:
    build:
      context: ./Docker-files/app
    image: alexanderla/vprofileapp
    container_name: vproapp
    ports:
      - "8080:8080"
    volumes:
      - vproappdata:/usr/local/tomcat/webapps

  vproweb:
    build: 
      context: ./Docker-files/web
    image: alexanderla/vprofileweb
    container_name: vproweb
    ports:
      - "80:80"

volumes:
   vprodbdata: {}
   vproappdata: {}