install-django.yml

---
# Installing Django on Apache2 following this guide: https://www.digitalocean.com/community/tutorials/how-to-serve-django-applications-with-apache-and-mod_wsgi-on-ubuntu-14-04
# Expects that you have a release version (git tag) in your repo
# Expects that you have a requirements.txt in /repo/{{ requirements_path }}/requirements.txt
# Expects that this is the only virtualhost on this machine
# Expects that you already created the django structure in your Git repo

- hosts: all
  gather_facts: false
  vars:
    repo_path: https://github.com/creyD/playbooks
    repo_release: 1.0
    user_name: django
    requirements_path: config
    app_path: src
    app_name: my_app
  tasks:
    - name: Adding {{ user_name }} as user
      user:
        name: {{ user_name }}
        generate_ssh_key: yes
        ssh_key_bits: 2048
        ssh_key_file: .ssh/id_rsa

    - name: Cloning source code from {{ repo_path }}
      - git:
        repo: {{ repo_path }}
        dest: /home/{{ user_name }}/
        version: {{ repo_release }}

    - name: Installing Webserver and Python
      apt:
        name: "python3-pip apache2 libapache2-mod-wsgi-py3"
        update_cache: yes

    - name: Installing custom requirements
      pip: 
        requirements: "/home/{{ user_name }}/{{ requirements_path }}/requirements.txt"
        virtualenv: "/home/{{ user_name }}/venv"
        virtualenv_python: "python3.7.3"
    
    - name: Making Migrations
      - command: "{{ item }}"
        with_items:
        - source /home/{{ user_name }}/venv/bin/activate
        - python3 /home/{{ user_name }}/{{ app_path }}/manage.py migrate

    - name: Configuring Apache2 Webserver
      copy:
        content: "<VirtualHost *:80>Alias /static /home/{{ user_name }}/{{ app_path }}/static<Directory /home/{{ user_name }}/{{ app_path }}/static>Require all granted</Directory><Directory /home/{{ user_name }}/{{ app_path }}/{{ app_name }}><Files wsgi.py>Require all granted</Files></Directory>WSGIDaemonProcess django_project python-path=/home/{{ user_name }}/{{ app_path }} python-home=/home/{{ user_name }}/venv WSGIProcessGroup django_project WSGIScriptAlias / /home/{{ user_name }}/{{ app_path }}/{{ app_name }}/wsgi.py</VirtualHost>"
        dest: "/etc/apache2/sites-available/000-default.conf"
      notify: "Restart Apache"

    - name: Adjusting file permissions for database
      file:
        path: "/home/{{ user_name }}/{{ app_path }}/db.sqlite3"
        owner: www-data
        group: www-data
        mode: '664'

    - name: Transfering ownership of folder
      file:
        path: "/home/{{ user_name }}/{{ app_path }}/"
        owner: www-data
        group: www-data

  handlers:
    - name: Restart Apache
      service:
        name: apache2
        state: restarted