playbooks/postgres/playbook.yml

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# DO Community Playbooks: Docker
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---
- hosts: all
  become: true
  vars_files:
    - vars/default.yml

  tasks:
    - name: Pull default Postgresql image
      docker_image:
        name: "{{ postgres_image }}"
        source: pull

    # Creates the number of containers defined by the variable create_containers, using values from vars file
    - name: Create postgres container
      docker_container:
        name: "{{ postgres_name }}"
        image: "{{ postgres_image }}"
        state: started
        restart_policy: "unless-stopped"
        env:
          POSTGRESQL_USER: "{{ pg_user }}"
          POSTGRESQL_PASSWORD: "{{ pg_password }}"
          POSTGRESQL_DATABASE: 'postgres'
          PGDATA: '/var/lib/postgresql/data/pgdata'
        published_ports:
          - 5432:5432
        volumes:
          - /var/lib/postgresql/data:/var/lib/postgresql/data