---
# 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.

#TODO(evrardjp): Replace the next 2 tasks by a standard apt with cache
#when https://github.com/ansible/ansible-modules-core/pull/1517 is merged
#in 1.9.x or we move to 2.0 (if tested working)
- name: Check apt last update file
  stat:
    path: /var/cache/apt
  register: apt_cache_stat
  tags:
    - nova-apt-packages
    - nova-compute-kvm-apt-packages

- name: Update apt if needed
  apt:
    update_cache: yes
  when: "ansible_date_time.epoch|float - apt_cache_stat.stat.mtime > {{cache_timeout}}"
  tags:
    - nova-apt-packages
    - nova-compute-kvm-apt-packages

- name: Install apt packages
  apt:
    pkg: "{{ item }}"
    state: latest
  register: install_packages
  until: install_packages|success
  retries: 5
  delay: 2
  with_items: nova_compute_kvm_apt_packages
  tags:
    - nova-apt-packages
    - nova-compute-kvm-apt-packages

- name: Install pip packages (venv)
  pip:
    name: "{{ item }}"
    state: present
    virtualenv: "{{ nova_venv_bin | dirname }}"
    virtualenv_site_packages: "no"
    extra_args: "{{ pip_install_options|default('') }}"
  register: install_packages
  until: install_packages|success
  retries: 5
  delay: 2
  with_items: nova_compute_pip_packages
  when:
    - nova_venv_enabled | bool
    - nova_get_venv | failed or nova_developer_mode | bool
  tags:
    - nova-install
    - nova-pip-packages

# TODO(cloudnull): use a package from pypi when its made available
# This is being done because guestfs is not an installable package at this time.
#  There is a change in the works to upload the guestfs package to pypi in the
#  future however that's not been done as of yet.
#  related thread http://lists.openstack.org/pipermail/openstack-dev/2015-July/070927.html
- name: Link guestfs into the venv
  file:
    src: "{{ item.name }}"
    dest: "{{ nova_venv_bin | dirname }}/lib/python2.7/{{ item.name | basename }}"
    state: "{{ item.state }}"
    force: "yes"
  with_items:
    - { state: link, name: "/usr/lib/python2.7/dist-packages/libguestfsmod.so" }
    - { state: link, name: "/usr/lib/python2.7/dist-packages/guestfs.py" }
  when: nova_venv_enabled | bool
  tags:
    - nova-install
    - nova-pip-packages

- name: Install pip packages (no venv)
  pip:
    name: "{{ item }}"
    state: present
    extra_args: "{{ pip_install_options|default('') }}"
  register: install_packages
  until: install_packages|success
  retries: 5
  delay: 2
  with_items: nova_compute_pip_packages
  when: not nova_venv_enabled | bool
  tags:
    - nova-install
    - nova-pip-packages