---
- hosts: all
  become: yes
  gather_facts: no
  pre_tasks:
    - name: Install python2 required by Ansible
      raw: "( /usr/bin/python --version 2>&1 | grep -c 'Python' > /dev/null ) || apt-get update && apt-get -y install python"

- hosts: all
  become: yes
  tasks:
    - name: Add piku user
      user:
        name: piku
        password: !
        comment: PaaS access
        group: www-data

    - name: Install Debian Packages
      apt:
        pkg: ['bc', 'git', 'build-essential', 'libpcre3-dev', 'zlib1g-dev', 'python', 'python3', 'python3-pip', 'python3-dev', 'python-pip', 'python-setuptools', 'python3-setuptools', 'nginx', 'incron', 'acl']
        #, 'python-dev', 'python3', 'python3-virtualenv', 'python3-pip']
        update_cache: true
        state: present

    - name: Install Python packages
      pip:
        executable: pip3
        name: ['setuptools', 'click==7.0', 'virtualenv==15.1.0', 'uwsgi==2.0.15']
      register: packages_installed

    - shell: which uwsgi
      register: uwsgi_location
      when: packages_installed is changed

    - name: Create uwgsi symlink
      file:
        src: "{{uwsgi_location.stdout}}"
        dest: /usr/local/bin/uwsgi-piku
        owner: root
        group: root
        state: link
      when: packages_installed is changed

    - name: Install uwsgi dist script
      get_url:
        url: https://raw.githubusercontent.com/piku/piku/master/uwsgi-piku.dist
        dest: /etc/init.d/uwsgi-piku
        mode: 0700
      when: packages_installed is changed

    - name: Install uwsgi-piku dist script
      shell: update-rc.d uwsgi-piku defaults
      args:
        creates: /etc/rc2.d/S01uwsgi-piku
      when: packages_installed is changed

    - name: Install uwsgi-piku systemd script
      get_url:
        url: https://raw.githubusercontent.com/piku/piku/master/uwsgi-piku.service
        dest: /etc/systemd/system/uwsgi-piku.service
        mode: 0600
      when: packages_installed is changed

    - name: Create piku ansible tmp dir
      file:
        path: ~piku/.ansible/tmp
        mode: 0700
        owner: piku
        group: www-data
        state: directory

- hosts: all
  become: yes
  become_user: piku
  tasks:
    ### TODO: use pyenv like this instead

    #- name: Download pyenv installer
    #  get_url:
    #    url: https://pyenv.run
    #    dest: ~/pyenv-installer
    #    mode: 0755

    #- name: Run pyenv installer
    #  shell:
    #    argv: ~/pyenv-installer
    #    creates: ~/.pyenv

    #- name: Install python3
    #  shell: ~/.pyenv/bin/pyenv install 3.6.8

    #- name: Use python3
    #  shell: ~/.pyenv/bin/pyenv local 3.6.8

    - name: Fetch piku.py script
      get_url:
        url: https://raw.githubusercontent.com/piku/piku/master/piku.py
        dest: ~/piku.py
        mode: 0700

    - name: Run piku setup
      shell: python3 ~/piku.py setup
      args:
        creates: ~/.piku

    - name: Copy up my SSH key for piku
      copy: src=~/.ssh/id_rsa.pub dest=/tmp/id_rsa.pub

    - name: Ask piku to use SSH key
      shell: python3 ~/piku.py setup:ssh /tmp/id_rsa.pub
      args:
        creates: ~/.ssh/authorized_keys

    - name: Check if acme.sh is already installed
      stat:
        path: ~/.acme.sh/acme.sh
      register: acme_stat_result

    - name: Download acme.sh
      get_url:
        url: https://raw.githubusercontent.com/Neilpang/acme.sh/6ff3f5d/acme.sh
        dest: ~/acme.sh
        mode: 0755
      when: acme_stat_result.stat.exists == False
      register: acme_installer

    - name: Execute acme.sh installer
      shell: ./acme.sh --install
      args:
        chdir: ~/
        creates: ~/.acme.sh/acme.sh
        executable: /bin/bash
      when: acme_installer is defined

    - name: Remove acme.sh installer
      file: path=~/acme.sh state=absent
      when: acme_installer is defined


- hosts: all
  become: yes
  tasks:

    - name: Test if systemctl is present
      shell: command -v systemctl
      register: systemctl

    - name: Enable uwsgi-piku service
      systemd:
        name: uwsgi-piku
        enabled: yes
        state: started
        masked: no
      when: '"systemctl" in systemctl.stdout'

    - name: Start uwsgi init script
      service:
        name: uwsgi-piku
        state: started
      when: '"systemctl" not in systemctl.stdout'

    - name: Get nginx default config
      get_url:
        url: https://raw.githubusercontent.com/piku/piku/master/nginx.default.dist
        dest: /etc/nginx/sites-available/default
        force: yes
      register: nginx_config_installed

    - name: Restart nginx service
      service:
        name: nginx
        state: restarted
      when: nginx_config_installed is changed

    - name: Get incron config
      get_url:
        url: https://raw.githubusercontent.com/piku/piku/master/incron.dist
        dest: /etc/incron.d/piku
      register: incron_config_installed

    - name: Restart incron service
      service:
        name: incron
        state: restarted
      when: incron_config_installed is changed