iiab/roles/0-init/tasks/main.yml

# Initialize

- name: ...IS BEGINNING ============================================
  stat:
    path: /etc/iiab/iiab.env
  register: NewInstall

- name: Setting first run flag
  set_fact:
    first_run: True
  when: not NewInstall.stat.exists

# We need to inialize the ini file and only write the location and version
# sections once and only once to preserve the install date and git hash.
- name: Write iiab_ini.yml for the first time
  include_tasks: first_run.yml
  when: first_run

#- name: Loading computed_vars
#  include_tasks: roles/0-init/tasks/computed_vars.yml
- name: Re-read local_facts.facts from /etc/ansible/facts.d
  setup:
    filter: ansible_local

- name: Set top-level variables from local_facts for convenience
  set_fact:
    xo_model: "{{ ansible_local.local_facts.xo_model }}"
    phplib_dir: "{{ ansible_local.local_facts.phplib_dir }}"
    iiab_stage: "{{ ansible_local.local_facts.stage }}"

- name: Discover if this is running Raspbian -- if so assume it is an RPi
  set_fact:
    rpi_model: "rpi"
    is_rpi: True
#      no_net_restart: True
#      nobridge: True
  when: ansible_local.local_facts.os == "raspbian"

- name: Set exFAT enabled for XO laptops
  set_fact:
    exFAT_enabled: True
  when: xo_model != "none"

# Discover: do we have a gateway?
# If Ansible detects gateway, becomes WAN candidate.
- name: Finding gateway
  set_fact:
    discovered_wan_iface: "{{ ansible_default_ipv4.alias }}"
    iiab_wan_iface: "{{ discovered_wan_iface }}"
  when: ansible_default_ipv4.gateway is defined

- name: Verify gateway present
  shell: ping -c4 "{{ ansible_default_ipv4.gateway }}" | grep icmp_seq=4 | wc -l
  when: discovered_wan_iface != "none"
  register: gw_active_test

- name: Recording gateway response
  set_fact:
    gw_active: True
  when: discovered_wan_iface != "none" and gw_active_test.stdout == "1"

- name: Test for Internet access
  get_url:
    url: "{{ iiab_download_url }}/heart-beat.txt"
    dest: /tmp/heart-beat.txt
    # timeout: "{{ download_timeout }}"
    # @jvonau recommends: 100sec is too much (keep 10sec default)
  ignore_errors: True
# async: 10
# poll: 2
  register: internet_access_test

- name: Set internet_available true if wget succeeded
  set_fact:
    internet_available: True
  when: not internet_access_test.failed and not disregard_network

- name: Remove Internet test file
  file:
    path: /tmp/heart-beat.txt
    state: absent

# Put all computed vars here so derive properly from any prior var file.
- name: If the TZ is not set in env, set it to UTC
  include_tasks: tz.yml

- name: Set port 80 for Admin Console
  set_fact:
    gui_port: 80
  when: not adm_cons_force_ssl

- name: Set port 443 for Admin Console
  set_fact:
    gui_port: 443
  when: adm_cons_force_ssl

- name: Require MySQL to be on (mandatory in Stage 3!)
  set_fact:
    mysql_install: True
    mysql_enabled: True

# We decided to enable mysql unconditionally.
#  when: elgg_enabled or rachel_enabled or owncloud_enabled or phpmyadmin_enabled or wordpress_enabled or iiab_menu_install

# Late 2017: Had commented out MongoDB on a trial basis, for a more basic/lightweight Sugarizer, per https://github.com/iiab/iiab/pull/427
- name: Turn on vars for MongoDB if Sugarizer enabled
  set_fact:
     mongodb_install: True
     mongodb_enabled: True
  when: sugarizer_enabled

# There might be other db's
- name: Turn on vars for PostgreSQL if Moodle or Pathagar enabled
  set_fact:
    postgresql_install: True
    postgresql_enabled: True
  when: moodle_enabled or (pathagar is defined and pathagar_enabled)

#- name: Turn on vars for Docker if SchoolTool is to be installed
#  set_fact:
#    docker_install: True
#    docker_enabled: True
#  when: schooltool_enabled or schooltool_install

- name: Set python_path (redhat)
  set_fact:
    python_path: /lib/python2.7/site-packages/
  when: is_redhat

- name: Set python_path (debuntu)
  set_fact:
    python_path: /usr/local/lib/python2.7/dist-packages/
  when: is_debuntu

# For various reasons the mysql service cannot be enabled on Fedora 20, but
# 'mariadb', which is its real name can.  On Fedora 18 we need to use 'mysqld'.

- name: Set mysql_service to mariadb by default
  set_fact:
    mysql_service: mariadb

- name: Set mysql_service to mysqld etc (Fedora 18)
  set_fact:
    mysql_service: mysqld
    no_NM_reload: True
    is_F18: True
  when: (ansible_distribution_release == "based on Fedora 18" or ansible_distribution_version == "18") and ansible_distribution == "Fedora"

- name: Set mysql_service to mysql (debuntu)
  set_fact:
    mysql_service: mysql
  when: is_debuntu

- name: Set FQDN
  set_fact:
    iiab_fqdn: "{{ iiab_hostname }}.{{ iiab_domain }}"
    FQDN_changed: False

- name: FQDN changed
  set_fact:
    FQDN_changed: True
  when: iiab_fqdn != ansible_fqdn

- name: Set hostname if FQDN_changed
  include_tasks: hostname.yml
  when: FQDN_changed

- name: Add 'runtime' section alongside list of services at /etc/iiab/iiab.ini
  ini_file:
    dest: "{{ iiab_config_file }}"
    section: runtime
    option: "{{ item.option }}"
    value: "{{ item.value }}"
  with_items:
    - option: iiab_stage
      value: "{{ iiab_stage }}"
    - option: iiab_base_ver
      value: "{{ iiab_base_ver }}"
    - option: iiab_revision
      value: "{{ iiab_revision }}"
    - option: runtime_php
      value: "{{ phplib_dir }}"
    - option: runtime_branch
      value: "{{ ansible_local.local_facts.iiab_branch }}"
    - option: runtime_commit
      value: "{{ ansible_local.local_facts.iiab_commit }}"
    - option: runtime_date
      value: "{{ ansible_date_time.iso8601 }}"
    - option: ansible_version
      value: "{{ ansible_local.local_facts.ansible_version }}"
    - option: kernel
      value: "{{ ansible_kernel }}"
    - option: memory_mb
      value: "{{ ansible_memtotal_mb }}"
    - option: swap_mb
      value: "{{ ansible_swaptotal_mb }}"
    - option: product_id
      value: "{{ ansible_product_uuid }}"
    - option: gw_active
      value:  "{{ gw_active }}"
    - option: internet_available
      value:  "{{ internet_available }}"
    - option: is_rpi
      value:  "{{ is_rpi }}"
    - option: first_run
      value:  "{{ first_run }}"
    - option: local_tz
      value:  "{{ local_tz }}"
    - option: FQDN_changed
      value:  "{{ FQDN_changed }}"

#- name: Now changing FQDN
#  include_tasks: hostname.yml
#  when: FQDN_changed

- name: STAGE 0 HAS COMPLETED ======================================
  ini_file:
    dest: "{{ iiab_config_file }}"
    section: runtime
    option: "{{ item.option }}"
    value: "{{ item.value }}"
  with_items:
    - option: is_VM
      value:  "yes"
  when: is_VM is defined