openstack-ansible-os_skyline/tasks/skyline_install_yarn.yml

---
# Copyright 2022, BBC R&D.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

- name: Add EPEL repository
  delegate_to: "{{ skyline_console_yarn_setup_host }}"
  when:
    - ansible_facts['os_family'] | lower == 'redhat'
  block:
    - name: Download EPEL gpg keys
      ansible.builtin.get_url:
        url: "{{ skyline_yarn_epel_key }}"
        dest: /etc/pki/rpm-gpg
        mode: "0640"
      register: _get_yum_keys
      until: _get_yum_keys is success
      retries: 5
      delay: 2

    - name: Install EPEL gpg keys
      ansible.builtin.rpm_key:
        key: "/etc/pki/rpm-gpg/{{ skyline_yarn_epel_key.split('/')[-1] }}"
        state: present

    - name: Install the EPEL repository
      ansible.builtin.yum_repository:
        name: epel-yarn
        baseurl: "{{ skyline_yarn_epel_mirror ~ '/' ~ ansible_facts['distribution_major_version'] ~ '/Everything/' ~ ansible_facts['architecture'] }}"
        description: "NodeJS Packages for Enterprise Linux {{ ansible_facts['distribution_major_version'] }} - $basearch"
        gpgcheck: true
        enabled: true
        state: present
        includepkgs: "yarnpkg"
      register: install_epel_repo
      until: install_epel_repo is success
      retries: 5
      delay: 2

- name: Clone skyline repo to the destination
  delegate_to: "{{ skyline_console_yarn_setup_host }}"
  ansible.builtin.git:
    repo: "{{ skyline_console_git_repo }}"
    version: "{{ skyline_console_git_install_branch }}"
    dest: "{{ skyline_console_yarn_build_path }}"
    force: true
  changed_when: false

- name: Detect if rebuild is needed
  delegate_to: "{{ skyline_console_yarn_setup_host }}"
  when: not skyline_console_yarn_rebuild
  block:
    # NOTE(noonedeadpunk): This task may fail first time it runs (ie before python_venv_build)
    #                      due to missing setuptools and pip. If it happens - we consider need
    #                      of building yarn
    - name: Get intended version to be installed
      ansible.builtin.command: python3 setup.py --version
      args:
        chdir: "{{ skyline_console_yarn_build_path }}"
      register: __skyline_console_candidate
      changed_when: __skyline_console_candidate.rc == 1
      failed_when: __skyline_console_candidate.rc > 1

    # NOTE(noonedeadpunk): We check for wheels, as venv might have something different installed
    #                      while wheels might be already in place.
    - name: Check if required wheel is already present
      ansible.builtin.uri:
        url: >-
          {{ openstack_repo_url | default('http://localhost') }}/os-releases/{{ openstack_release | default('master') }}/{{
            _venv_build_dist_arch }}/wheels/skyline_console-{{ __skyline_console_candidate.stdout_lines[-1] }}-py3-none-any.whl
        status_code: [200, 404]
      register: __skyline_console_wheels
      changed_when: __skyline_console_wheels.status == 404
      when:
        - skyline_console_wheel_build_enable
        - __skyline_console_candidate is not changed

    - name: Check if installed in the venv version matches
      ansible.builtin.command: >-
        {{ skyline_bin }}/{{ skyline_venv_python_executable }} -c "from importlib.metadata import version; print(version('skyline-console'))"
      register: __skyline_console_venv
      changed_when: __skyline_console_venv.rc in [1, 127] or __skyline_console_candidate.stdout_lines[-1] != __skyline_console_venv.stdout_lines[-1]
      when:
        - not skyline_console_wheel_build_enable
        - __skyline_console_candidate is not changed

- name: Define if we should re-build with yarn
  ansible.builtin.set_fact:
    skyline_console_yarn_rebuild: true
  when:
    - __skyline_console_candidate is changed or __skyline_console_wheels is changed or __skyline_console_venv is changed

- name: Build static files with yarn
  delegate_to: "{{ skyline_console_yarn_setup_host }}"
  when: skyline_console_yarn_rebuild
  block:
    - name: Install yarn
      ansible.builtin.package:
        name: "{{ skyline_yarn_packages }}"
        state: "{{ skyline_package_state }}"
      register: install_packages
      until: install_packages is success
      retries: 5
      delay: 2

    - name: Install yarn requirements (this may take a while)
      ansible.builtin.command: "{{ skyline_yarn_binary }} install"
      args:
        chdir: "{{ skyline_console_yarn_build_path }}"
      register: install_yarn
      until: install_yarn is success
      retries: 3
      delay: 2
      changed_when: false

    - name: Build skyline-console static files (this may take a while)
      ansible.builtin.command: "{{ skyline_yarn_binary }} run build"
      args:
        chdir: "{{ skyline_console_yarn_build_path }}"
      changed_when: false