---
# Create a virtualenv for ansible modules to use on the remote target systems
# when running kolla-ansible.

- name: Ensure a virtualenv exists for kolla-ansible
  hosts: seed:overcloud
  gather_facts: False
  max_fail_percentage: >-
    {{ kolla_target_venv_max_fail_percentage |
       default(host_configure_max_fail_percentage) |
       default(kayobe_max_fail_percentage) |
       default(100) }}
  vars:
    # kolla_overcloud_inventory_top_level_group_map looks like:
    # kolla_overcloud_inventory_top_level_group_map:
    #  control:
    #    groups:
    #      - controllers
    hosts_in_kolla_inventory: >-
      {{ kolla_overcloud_inventory_top_level_group_map.values() |
         map(attribute='groups') | flatten | unique | union(['seed']) | join(':') }}
  tags:
    - kolla-ansible
    - kolla-target-venv
  tasks:
    - block:
        - name: Gather facts
          setup:
            filter: "{{ kayobe_ansible_setup_filter }}"
            gather_subset: "{{ kayobe_ansible_setup_gather_subset }}"
          when: not ansible_facts

        - name: Ensure the Python venv package is installed on Debian family systems
          package:
            name: python3-venv
            state: present
            cache_valid_time: "{{ apt_cache_valid_time }}"
            update_cache: "True"
          become: True
          when: ansible_facts.os_family == 'Debian'

        - name: Ensure kolla-ansible virtualenv has the latest version of pip installed
          pip:
            name: pip
            state: latest
            virtualenv: "{{ kolla_ansible_target_venv }}"
            # Site packages are required for using the dnf python module, which
            # is not available via PyPI.
            virtualenv_site_packages: True
            virtualenv_command: "python3.{{ ansible_facts.python.version.minor }} -m venv"
          become: True

        - name: Ensure kolla-ansible virtualenv has docker SDK for python installed
          pip:
            name: docker
            state: latest
            virtualenv: "{{ kolla_ansible_target_venv }}"
            extra_args: "{% if kolla_upper_constraints_file %}-c {{ kolla_upper_constraints_file }}{% endif %}"
          become: True

        - name: Ensure kolla-ansible virtualenv has SELinux bindings installed
          pip:
            name: selinux
            state: latest
            virtualenv: "{{ kolla_ansible_target_venv }}"
          become: True
          when:
            - ansible_facts.os_family == 'RedHat'

        - name: Ensure kolla-ansible virtualenv has correct ownership
          file:
            path: "{{ kolla_ansible_target_venv }}"
            recurse: True
            state: directory
            owner: "{{ kolla_ansible_user }}"
            group: "{{ kolla_ansible_group }}"
          become: True
      when:
        - kolla_ansible_target_venv is not none
        - inventory_hostname in query('inventory_hostnames', hosts_in_kolla_inventory)