openstack-ansible-os_neutron/tasks/neutron_install.yml

---
# Copyright 2014, Rackspace US, Inc.
#
# 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: Ensure apt cache is up to date
  apt:
    update_cache: yes
    cache_valid_time: "{{ cache_timeout }}"
  when:
    - ansible_pkg_mgr == 'apt'

- name: Install neutron role packages
  package:
    name: "{{ item }}"
    state: "{{ neutron_package_state }}"
  with_items:
    - "{{ neutron_packages_list | selectattr('enabled') | sum(attribute='packages', start=[]) }}"
  when:
    - item != ''

- name: Remove known problem packages
  package:
    name: "{{ item }}"
    state: absent
  register: remove_packages
  until: remove_packages|success
  retries: 5
  delay: 2
  with_items: "{{ neutron_remove_distro_packages }}"

- name: Create developer mode constraint file
  copy:
    dest: "/opt/developer-pip-constraints.txt"
    content: |
      {% for item in neutron_developer_constraints %}
      {{ item }}
      {% endfor %}      
  when: neutron_developer_mode | bool

- name: Install requires pip packages
  pip:
    name: "{{ neutron_requires_pip_packages }}"
    state: "{{ neutron_pip_package_state }}"
    extra_args: >-
      {{ (pip_install_upper_constraints is defined) | ternary('--constraint ' + pip_install_upper_constraints | default(''),'') }}
      {{ pip_install_options | default('') }}      
  register: install_packages
  until: install_packages|success
  retries: 5
  delay: 2

- name: Attempt venv download
  get_url:
    url: "{{ neutron_venv_download_url }}"
    dest: "/var/cache/{{ neutron_venv_download_url | basename }}"
    checksum: "sha1:{{ lookup('url', neutron_venv_download_url | replace('tgz', 'checksum')) }}"
  register: neutron_get_venv
  when: neutron_venv_download | bool

- name: Remove existing venv
  file:
    path: "{{ neutron_bin | dirname }}"
    state: absent
  when: neutron_get_venv | changed

- name: Create neutron venv dir
  file:
    path: "{{ neutron_bin | dirname }}"
    state: directory
  when: neutron_get_venv | changed

- name: Unarchive pre-built venv
  unarchive:
    src: "/var/cache/{{ neutron_venv_download_url | basename }}"
    dest: "{{ neutron_bin | dirname }}"
    copy: "no"
  when: neutron_get_venv | changed
  notify: Restart neutron services

- name: Install pip packages
  pip:
    name: "{{ neutron_pip_packages }}"
    state: "{{ neutron_pip_package_state }}"
    virtualenv: "{{ neutron_bin | dirname }}"
    virtualenv_site_packages: "no"
    extra_args: >-
      {{ neutron_developer_mode | ternary('--constraint /opt/developer-pip-constraints.txt', '') }}
      {{ (pip_install_upper_constraints is defined) | ternary('--constraint ' + pip_install_upper_constraints | default(''),'') }}
      {{ pip_install_options | default('') }}      
  register: install_packages
  until: install_packages|success
  retries: 5
  delay: 2
  when: neutron_get_venv | failed or neutron_get_venv | skipped
  notify: Restart neutron services

- name: CentOS remove python from path first
  file:
    path:  "{{ neutron_bin | dirname }}/bin/python2.7"
    state: "absent"
  when:
    - ansible_pkg_mgr == 'yum'
    - neutron_get_venv | changed

- name: Update virtualenv path
  command: >
    virtualenv-tools --update-path=auto --reinitialize {{ neutron_bin | dirname }}    
  when: neutron_get_venv | changed

- name: Install optional pip packages
  pip:
    name: >-
      {{ (neutron_bgp | bool) | ternary(neutron_optional_bgp_pip_packages, []) +
         (neutron_fwaas | bool) | ternary(neutron_optional_fwaas_pip_packages, []) +
         (neutron_lbaasv2 | bool) | ternary(neutron_optional_lbaas_pip_packages, []) +
         (neutron_vpnaas | bool) | ternary(neutron_optional_vpnaas_pip_packages, []) }}      
    state: "{{ neutron_pip_package_state }}"
    virtualenv: "{{ neutron_bin | dirname }}"
    virtualenv_site_packages: "no"
    extra_args: >-
      {{ neutron_developer_mode | ternary('--constraint /opt/developer-pip-constraints.txt', '') }}
      {{ (pip_install_upper_constraints is defined) | ternary('--constraint ' + pip_install_upper_constraints | default(''),'') }}
      {{ pip_install_options | default('') }}      
  when: neutron_bgp | bool or
        neutron_fwaas | bool or
        neutron_lbaasv2 | bool or
        neutron_vpnaas | bool
  register: install_packages
  until: install_packages|success
  retries: 5
  delay: 2
  notify: Restart neutron services