play.yml

---
# Define the host you want to run the playbook in a file called hosts
# run "ansible-playbook play.yml -i hosts" from this directory
- hosts: all
  remote_user: root
  gather_facts: no
  pre_tasks:
    - name: Install python
      raw: test -e /usr/bin/python || (apt -y update && apt install -y python-minimal)
      changed_when: false

    - name: Gather Facts
      setup:

  vars:
    mattermost_version: 5.12.0
    postgres_version: 9.4

   # The user the mattermost process will run as. The group will match.
    mattermost_user: mattermost

   # These do not need to be edited.
    db_user: mmmost
    db_name: mattermost

   # Choose a secure password. It is recommended you create a random password using
   # an external utility.
    db_password: notReallyPassword

   # This is the email address you want to be attached to the letsencrypt certificate. It should be valid.
    cert_email_address: test@test.de

  roles:
    - postgres
    - mattermost
    - letsencrypt
    - nginx
    - cron