- include_tasks: 
    file: default_credentials.yml

- name: Check if Kasm is installed
  stat: 
    path: /opt/kasm/current
  register: kasm_path

- set_fact:
    kasm_installed: "{{ kasm_path.stat.exists }}"

- set_fact:
    db_ip: "{{ hostvars[groups['db'][0]]['ansible_default_ipv4']['address'] }}"
    web_ip: "{{ hostvars[groups['web'][0]]['ansible_default_ipv4']['address'] }}"
    # IP of the host that ansible is being ran against
    target_ip: "{{ ansible_default_ipv4.address }}"
    
- name: Override manager hostname if configured
  set_fact:
    web_ip: "{{ manager_hostname }}"
  when: manager_hostname is defined

- name: Check if kasm swapfile exists
  stat:
    path: /mnt/kasm.swap
  register: kasm_swapfile

- name: Get current swapsize in bytes
  # Meminfo outputs in Kb for some reason so we convert to bytes
  shell: cat /proc/meminfo | grep SwapTotal | awk '{print $2 * 1024}'
  register: current_swap_size
  changed_when: false

- set_fact:
    # We only want to make a swapfile large enough to make up the difference between
    # the current swapsize and our desired size.
    new_swap_size: "{{ desired_swap_size | human_to_bytes - current_swap_size.stdout | int }}"

- debug:
    var: new_swap_size

- name: Run swap tasks
  include_tasks:
    file: mkswap.yml
  when:
    - new_swap_size | int > 0
    - not kasm_swapfile.stat.exists

- name: Create temporary directory
  tempfile:
    state: directory
  register: tempdir

# Debian 10 doesn't ship with the ca-certificates package installed by default
# installing curl is portable to to ensure that ca-certificates is installed
- name: Ensure we have curl installed
  package:
    name: curl
    state: present
  become: true

- include_tasks:
    file: copy_installer.yml
  when:
    - not kasm_installed

- name: Run Kasm db install tasks
  include_tasks:
    file: db_install.yml
  when: 
    - "'db' in group_names"
    - not kasm_installed

- name: Run Kasm web install tasks
  include_tasks:
    file: web_install.yml
  when: 
    - "'web' in group_names"
    - not kasm_installed

- name: Run Kasm agent install tasks
  include_tasks:
    file: agent_install.yml
  when: 
    - "'agent' in group_names"
    - not kasm_installed

- name: enable the docker service to run at boot
  service:
    name: docker
    enabled: true
  become: true
  when: start_docker_on_boot
  
- name: Delete temporary directory
  file:
    path: "{{ tempdir.path }}"
    state: absent
  become: true

- name: Print credentials
  debug:
    msg:
      - "Database Password: {{ database_password }}"
      - "Redis Password: {{ redis_password }}"
      - "Manager Token: {{ manager_token }}"
      - "user@kasm.local password: {{ user_password }}"
      - "admin@kasm.local password: {{ admin_password }}"
  run_once: true