Docker Java Names Directory application. This 3-Tier Docker Java Application is deployed on Docker Nginx, Tomcat Application Server and MariaDB. Once the application is deployed, get access to monitoring, alerts and notifications, continuous delivery using Jenkins, application backups, scale in/out, in-browser terminal to access the containers, …

Docker Java App (Nginx-Tomcat-MariaDB)

LB:
  image: nginx:latest
  publish_all: true
  mem_min: 50m
  host: host1
  plugins:
    - !plugin
      id: 0H1Nk
      restart: true
      lifecycle: on_create, post_scale_out:AppServer, post_scale_in:AppServer, post_start:AppServer, post_stop:AppServer
      arguments:
        # Use container_private_ip if you're using Docker networking
        - servers=server {{AppServer | container_private_ip}}:8080;
        # Use container_hostname if you're using Weave networking
        #- servers=server {{AppServer | container_hostname}}:8080;
AppServer:
  image: tomcat:8.0.21-jre8
  mem_min: 600m
  host: host1
  cluster_size: 1
  environment:
    - database_driverClassName=com.mysql.jdbc.Driver
    - database_url=jdbc:mysql://{{MariaDB|container_hostname}}:3306/{{MariaDB|MYSQL_DATABASE}}
    - database_username={{MariaDB|MYSQL_USER}}
    - database_password={{MariaDB|MYSQL_ROOT_PASSWORD}}
  plugins:
    - !plugin
      id: oncXN
      restart: true
      arguments:
        - file_url=https://github.com/dchqinc/dchq-docker-java-example/raw/master/dbconnect.war
        - dir=/usr/local/tomcat/webapps/ROOT.war
        - delete_dir=/usr/local/tomcat/webapps/ROOT
MariaDB:
  image: mariadb:latest
  host: host1
  mem_min: 400m
  environment:
    - MYSQL_USER=root
    - MYSQL_DATABASE=names
    - MYSQL_ROOT_PASSWORD={{alphanumeric|8}}