iiab/roles/kiwix/tasks/kiwix_install.yml

- name: Create various directories for ZIM files
  file: path={{ item }}
        owner=root
        group=root
        mode=0755
        state=directory
  with_items:
    - "{{ iiab_zim_path }}"
    - "{{ kiwix_content_path }}"
    - "{{ iiab_zim_path }}/index"

- name: Check for kiwix-serve binary
  stat: path={{ iiab_base }}/kiwix/bin/kiwix-serve
  register: kiwix_bin

- name: Set kiwix first pass
  set_fact:
    kiwix_first_pass: True
  when: kiwix_bin.stat.exists is defined and not kiwix_bin.stat.exists

- name: Copy Kiwix library file if needed
  template: src={{ item }}
            dest="{{ kiwix_library_xml }}"
            mode=0644
            owner=root
            group=root
            force=no
  with_items:
    - library.xml
  when: kiwix_first_pass

- name: Copy test.zim file
  copy: src=test.zim
        dest={{ kiwix_content_path }}/test.zim
        mode=0644
        owner=root
        group=root
        force=no
  when: kiwix_first_pass

# we get a whole web server for intel but only the kiwix execs for arm

- name: Unarchive it to permanent location - not bin_only
  unarchive: src="{{ downloads_dir }}/{{ kiwix_src_file }}"
             dest="{{ iiab_base }}"
             owner=root
             group=root
  when: not kiwix_src_bin_only and kiwix_first_pass

- name: Create directory for kiwix bin
  file: path="{{ iiab_base }}/kiwix/bin"
        owner=root
        group=root
        mode=0755
        state=directory

- name: Enable the mods which permit Apache to proxy
  apache2_module: name={{ item }}
  with_items:
    - proxy
    - proxy_html
    - proxy_http
    - rewrite
  when: is_debuntu

- name: Unarchive it to permanent location - bin only
  unarchive: src="{{ downloads_dir }}/{{ kiwix_src_file }}"
             dest="{{ iiab_base }}/kiwix/bin"
             owner=root
             group=root
  when: kiwix_src_bin_only and kiwix_first_pass

# workaround because unarchive does not set ownership properly
- name: Set kiwix ownership to root [WARNING chown -R across all of /opt/iiab]
  command: "chown -R root:root {{ iiab_base }}"

# workaround because kiwix-serve does not stay running
- name: Make an entry in crontab to restart at 4AM
# *  *  *  *  * user-name  command to be executed
  lineinfile: line="0  4  *  *  * root /bin/systemctl restart kiwix-serve.service"
              dest=/etc/crontab
  when: is_debuntu

- name: Make an entry in crontab to restart at 4AM
# *  *  *  *  * user-name  command to be executed
  lineinfile: line="0  4  *  *  * root /usr/bin/systemctl restart kiwix-serve.service"
              dest=/etc/crontab
  when: is_redhat

# Create kiwix service

- name: Create kiwix-serve service
  template: backup=no
            src={{ item.src }}
            dest={{ item.dest }}
            owner=root
            group=root
            mode={{ item.mode }}
  with_items:
    - { src: 'kiwix-serve.service.j2', dest: '/etc/systemd/system/kiwix-serve.service', mode: '0644'}

#    - { src: 'kiwix-serve-init.j2', dest: '/usr/libexec/kiwix-serve-init', mode: '0755'}
    - { src: 'iiab-make-kiwix-lib', dest: '/usr/bin/iiab-make-kiwix-lib', mode: '0755'}
    - { src: 'iiab-make-kiwix-lib.py', dest: '/usr/bin/iiab-make-kiwix-lib.py', mode: '0755'}
    - { src: 'iiab-make-apache-config.py', dest: '/usr/bin/iiab-make-apache-config.py', mode: '0755'}


- name: Add kiwix-serve to list of services
  ini_file: dest='{{ service_filelist }}'
            section=kiwix-serve
            option='{{ item.option }}'
            value='{{ item.value }}'
  with_items:
    - option: name
      value: kiwix-serve
    - option: description
      value: '"kiwix-serve is a web server for zim files"'
    - option: kiwix_url
      value: "{{ kiwix_url }}"
    - option: kiwix_path
      value: "{{ kiwix_path }}"
    - option: kiwix_port
      value: "{{ kiwix_port }}"
    - option: iiab_zim_path
      value: "{{ iiab_zim_path }}"
    - option: kiwix_library_xml
      value: "{{ kiwix_library_xml }}"
    - option: kiwix_content_path
      value: "{{ kiwix_content_path }}"
    - option: enabled
      value: "{{ kiwix_enabled }}"

- name: Enable kiwix-serve service
  service: name=kiwix-serve
           enabled=yes
           state=restarted
  when: kiwix_enabled

- name: Disable kiwix-serve service
  service: name=kiwix-serve
           enabled=no
           state=stopped
  when: not kiwix_enabled