playbook.yml

---

- name: Installation and configuration of/in Open Semantic Desktop Search VM
  hosts: all
  tasks:

    - name: Add Debian Repos contrib and non-free
      ansible.builtin.apt_repository:
        repo: deb http://deb.debian.org/debian bullseye main contrib non-free
        state: present
      become: yes

    - name: Upgrade the OS (apt-get dist-upgrade)
      apt:
        upgrade: dist
        update_cache: yes
      become: yes

    - name: Install Desktop environment
      apt:
        name: task-desktop
      become: yes

    - name: Stop Gnome Display Manager
      ansible.builtin.service:
        name: gdm
        state: stopped
      become: yes

    - name: Install zenity
      apt:
        name: zenity
      become: yes

    - name: Copy Open Semantic Search deb package to VM
      ansible.builtin.copy:
        src: open-semantic-search.deb
        dest: /open-semantic-search.deb
      become: yes

    - name: Install Open Semantic Search deb package
      apt:
        deb: /open-semantic-search.deb
      become: yes

    - name: Stop cron
      ansible.builtin.service:
        name: cron
        state: stopped
      become: yes

    - name: Stop Flower
      ansible.builtin.service:
        name: flower
        state: stopped
      become: yes

    - name: Stop Apache
      ansible.builtin.service:
        name: apache2
        state: stopped
      become: yes

    - name: Stop spaCy
      ansible.builtin.service:
        name: spacy
        state: stopped
      become: yes

    - name: Stop Filemonitoring
      ansible.builtin.service:
        name: opensemanticetl-filemonitoring
        state: stopped
      become: yes

    - name: Stop ETL workers
      ansible.builtin.service:
        name: opensemanticetl
        state: stopped
      become: yes

    - name: Stop RabbitMQ
      ansible.builtin.service:
        name: rabbitmq-server
        state: stopped
      become: yes

    - name: Stop Solr
      ansible.builtin.service:
        name: solr
        state: stopped
      become: yes

    - name: Stop Tika
      ansible.builtin.service:
        name: tika
        state: stopped
      become: yes

    - name: Stop Tika Fake OCR service
      ansible.builtin.service:
        name: tika-fake-ocr
        state: stopped
      become: yes

    - name: Remove deb package
      file:
        state: absent
        path: /open-semantic-search.deb
      become: yes

    - name: Remove packages that are no longer required
      apt:
        autoremove: yes
      become: yes

    - name: Apt - Removes all packages from the package cache
      command: apt-get clean
      become: yes

    - name: Delete cache of Python package manager pip
      file:
        state: absent
        path: /root/.cache/pip
      become: yes

    - name: Add group vboxsf to user opensemanticetl for access to document index in shared folder
      ansible.builtin.user:
        name: opensemanticetl
        groups: vboxsf
        append: yes
      become: yes

    - name: Add group vboxsf to user solr for access to document index in shared folder
      ansible.builtin.user:
        name: solr
        groups: vboxsf
        append: yes
      become: yes

    - name: Copy custom ETL config files
      ansible.builtin.copy:
        src: etc/opensemanticsearch
        dest: /etc/
        owner: root
        group: root
      become: yes

    # Todo: Idempotency
    - name: Create Django superuser admin with password live
      command: |
        python3 /var/lib/opensemanticsearch/manage.py shell -c "from django.contrib.auth.models import User; User.objects.create_superuser('admin', 'user@localhost', 'live')"
      become: yes

    - name: Create group user
      ansible.builtin.group:
        name: user
      become: yes

    - name: Add user
      ansible.builtin.user:
        name: user
        comment: User
        group: user
        shell: /bin/bash
        # Add to group sudo for root access
        # Add to group vboxsf for access to shared folders of the VM
        groups: sudo, vboxsf
        append: yes
      become: yes

    - name: Empty password for user
      command: passwd -d user
      become: yes

    - name: Empty password for root
      command: passwd -d root
      become: yes

    - name: Link Documents folder to shared folders mount path
      file:
        src: "/media"
        dest: "/home/user/Documents"
        state: link
      become: yes

    - name: Status shared folder for document index
      stat: path=/media/sf_index
      register: data_solr
      become: yes

    - name: Move document index to shared folder
      command: mv /var/solr/data/opensemanticsearch/data /media/sf_index
      when: not data_solr.stat.exists
      become: yes

    - name: Link old pathname of document index to this shared folder
      file:
        src: "/media/sf_index"
        dest: "/var/solr/data/opensemanticsearch/data"
        state: link
      become: yes

    - name: Allow Firefox to open local file links linked by localhost
      ansible.builtin.copy:
        src: etc/firefox
        dest: /etc/
        owner: root
        group: root
      become: yes

    - name: Copy GUI scripts to usr/bin
      ansible.builtin.copy:
        src: usr/bin
        dest: /usr/
        owner: root
        group: root
        mode: 0755
      become: yes

    - name: Copy home with Gnome app configs of the GUI scripts
      ansible.builtin.copy:
        src: home/user
        dest: /home/
        owner: user
        group: user
      become: yes

    - name: Add this Gnome apps to favorites / application sidebar
      community.general.dconf:
        key: "/org/gnome/shell/favorite-apps"
        value: "['search.desktop', 'thesaurus.desktop', 'extract-entities.desktop', 'search-list.desktop', 'index-documents.desktop', 'firefox-esr.desktop', 'org.gnome.Nautilus.desktop', 'yelp.desktop']"
        state: present
      become: yes
      become_user: user

    - name: Disable automatic screen lock
      community.general.dconf:
        key: "/org/gnome/desktop/screensaver/lock-enabled"
        value: "false"
        state: present
      become: yes
      become_user: user

    - name: Set User for AutomaticLogin
      lineinfile:
        path: /etc/gdm3/daemon.conf
        regexp: '^AutomaticLogin ='
        insertafter: '^# Enabling automatic login'
        line: 'AutomaticLogin = user'
      become: yes

    - name: Enable AutomaticLogin
      lineinfile:
        path: /etc/gdm3/daemon.conf
        regexp: '^AutomaticLoginEnable ='
        insertafter: '^# Enabling automatic login'
        line: 'AutomaticLoginEnable = true'
      become: yes

    - name: Overwrite deleted files with zeros for better compression of disk image export
      shell: dd if=/dev/zero of=/ZEROS bs=1M; sync; rm -f /ZEROS
      become: yes

    - name: Create swap file
      command: fallocate -l 4G /swapfile
      become: yes

    - name: change swap file permissions
      file:
        path: /swapfile
        owner: root
        group: root
        mode: 0600
      become: yes

    - name: Format swap file
      command: mkswap /swapfile
      become: yes

    - name: Mount entry for swap file
      mount:
        src: /swapfile
        path: none
        fstype: swap
        opts: sw
        state: present
      become: yes