playbook_servers.yaml

- name: Docker install and configuration
  gather_facts: No
  any_errors_fatal: true
  hosts: development
  become: true
  tasks:
    - name: upgrade all packages
      yum:
        name: "*"
        state: latest

    # we may need to uninstall any existing docker files from the centos repo first.
    - name: Remove docker if installed from CentOS repo
      yum:
        name: "{{ item }}"
        state: removed
      with_items:
        - docker
        - docker-client
        - docker-client-latest
        - docker-common
        - docker-latest
        - docker-latest-logrotate
        - docker-logrotate
        - docker-engine

    - name: Install yum utils
      yum:
        name: "{{ item }}"
        state: latest
      with_items:
        - yum-utils

    - name: Add Docker repo
      get_url:
        url: https://download.docker.com/linux/centos/docker-ce.repo
        dest: /etc/yum.repos.d/docker-ce.repo

    - name: Install Docker
      package:
        name: docker-ce
        state: latest

    - name: Install pip
      package:
        name: python3-pip
        state: present
        update_cache: true

    - name: Install docker sdk
      pip:
        name: docker

    - name: Add user ec2-user to docker group
      user:
        name: ec2-user
        groups: docker
        append: yes

    - name: Start Docker service
      service:
        name: docker
        state: started
        enabled: yes

- name: Postgre Database configuration
  hosts: ansible_postgresql
  become: true
  gather_facts: No
  any_errors_fatal: true
  vars:
    postgre_home: /home/ec2-user/database
    postgre_container: /home/ec2-user/database
    container_name: enes_postgre
    image_name: devenes/postgre
  tasks:
    - name: create build directory
      file:
        path: "{{ postgre_container }}"
        state: directory
        owner: root
        group: root
        mode: "0755"

    - name: copy the sql script
      copy:
        src: /home/ec2-user/database/init.sql
        dest: "{{ postgre_container }}"

    - name: copy the Dockerfile
      copy:
        src: /home/ec2-user/database/Dockerfile
        dest: "{{ postgre_container }}"

    - name: remove {{ container_name }} container and {{ image_name }} if exists
      shell: "docker ps -q --filter 'name={{ container_name }}' && docker stop {{ container_name }} && docker rm -fv {{ container_name }} && docker image rm -f {{ image_name }} || echo 'Not Found'"

    - name: build container image
      docker_image:
        name: "{{ image_name }}"
        build:
          path: "{{ postgre_container }}"
        source: build
        state: present

    - name: Launch postgresql docker container
      docker_container:
        name: "{{ container_name }}"
        image: "{{ image_name }}"
        state: started
        ports:
          - "5432:5432"
        env:
          POSTGRES_PASSWORD: "Pp123456789"
        volumes:
          - /custom/mount:/var/lib/postgresql/data
      register: docker_info

- name: Nodejs Server configuration
  hosts: ansible_nodejs
  become: true
  gather_facts: No
  any_errors_fatal: true
  vars:
    nodejs_home: /home/ec2-user/nodejs-server
    container_path: /home/ec2-user/nodejs-server
    container_name: enes_nodejs
    image_name: devenes/nodejs
  tasks:
    - name: create build directory
      file:
        path: "{{ container_path }}"
        state: directory
        owner: root
        group: root
        mode: "0755"

    # at this point do not forget change DB_HOST env variable for postgresql node
    - name: copy files to the nodejs node
      copy:
        src: /home/ec2-user/nodejs-server/
        dest: "{{ container_path }}"

    # - name: copy the Dockerfile
    #   copy:
    #     src: /home/ec2-user/nodejs-server/Dockerfile
    #     dest: "{{ container_path }}"

    - name: remove {{ container_name }} container and {{ image_name }} if exists
      shell: "docker ps -q --filter 'name={{ container_name }}' && docker stop {{ container_name }} && docker rm -fv {{ container_name }} && docker image rm -f {{ image_name }} || echo 'Not Found'"

    - name: build container image
      docker_image:
        name: "{{ image_name }}"
        build:
          path: "{{ container_path }}"
        source: build
        state: present

    - name: Launch nodejs docker container
      docker_container:
        name: "{{ container_name }}"
        image: "{{ image_name }}"
        state: started
        ports:
          - "5000:5000"

- name: React UI Server configuration
  hosts: ansible_react
  become: true
  gather_facts: No
  any_errors_fatal: true
  vars:
    react_home: /home/ec2-user/react-client
    container_path: /home/ec2-user/react-client
    container_name: enes_react
    image_name: devenes/react
  tasks:
    - name: create build directory
      file:
        path: "{{ container_path }}"
        state: directory
        owner: root
        group: root
        mode: "0755"

    # at this point do not forget change DB_HOST env variable for postgresql node
    - name: copy files to the react node
      copy:
        src: /home/ec2-user/react-client/
        dest: "{{ container_path }}"

    # - name: copy the Dockerfile
    #   copy:
    #     src: /home/ec2-user/react-client/Dockerfile
    #     dest: "{{ container_path }}"

    - name: remove {{ container_name }} container and {{ image_name }} image if exists
      shell: "docker ps -q --filter 'name={{ container_name }}' && docker stop {{ container_name }} && docker rm -fv {{ container_name }} && docker image rm -f {{ image_name }} || echo 'Not Found'"

    - name: build container image
      docker_image:
        name: "{{ image_name }}"
        build:
          path: "{{ container_path }}"
        source: build
        state: present

    - name: Launch react docker container
      docker_container:
        name: "{{ container_name }}"
        image: "{{ image_name }}"
        state: started
        ports:
          - "80:3000"