roles/create-lxd/tasks/main.yml

---
# file: create-lxd/tasks/main.yml
- name: Ensure DIG
  become: yes
  apt:
    name: dnsutils=1:9*
    state: present

- name: Enable trusty-backports
  become: yes
  apt_repository:
    repo: "{{ item }}"
    state: present
  with_items:
    - "deb http://us.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe"
    - "deb-src http://us.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe"

- name: Ensure LXD
  become: yes
  apt:
    name: lxd
    state: present
    update_cache: yes
    default_release: trusty-backports

# For lxd_profile, has to be run as normal user
- name: slurp user's SSH public key on remote machine to create LXD profile
  slurp:
    src: "{{ ansible_user_dir }}/.ssh/id_rsa.pub"
  register: slurped_pubkey

- name: Create openstack LXD profile
  become: yes
  lxd_profile:
    name: openstack
    state: present
    config:
      user.user-data: |
        #cloud-config
        ssh_authorized_keys:
          - "{{ slurped_pubkey['content'] | b64decode }}"
    description: 'OpenStack services on CORD'
    devices:
      eth0:
        nictype: bridged
        parent: mgmtbr
        type: nic
      certs:
        type: disk
        path: /usr/local/share/ca-certificates/cord/
        source: /usr/local/share/ca-certificates/

- name: Create containers for the OpenStack services
  become: yes
  lxd_container:
    name: "{{ item.name }}"
    architecture: x86_64
    state: started
    source:
      type: image
      mode: pull
      server: https://cloud-images.ubuntu.com/releases
      protocol: simplestreams
      alias: "{{ ansible_distribution_release }}"
    profiles: ["openstack"]
    wait_for_ipv4_addresses: true
    timeout: 600
  with_items: "{{ head_lxd_list }}"

- name: fetch IP of DHCP harvester
  when: on_maas
  command: docker-ip harvester
  register: harvester_ip
  changed_when: False

- name: force a harvest to get container name resolution
  when: on_maas
  uri:
    url: http://{{ harvester_ip.stdout }}:8954/harvest
    method: POST

- name: wait for container name resolution
  when: on_maas
  host_dns_check:
    hosts: "{{ head_lxd_list | map(attribute='name') | list | to_json }}"
    command_on_fail: "curl -sS --connect-timeout 3 -XPOST http://{{ harvester_ip.stdout }}:8954/harvest"
  register: all_resolved
  until: all_resolved.everyone == "OK"
  retries: 5
  delay: 10
  failed_when: all_resolved.everyone != "OK"

- name: Wait for containers to be accessible via SSH
  wait_for:
    host: "{{ item.name }}"
    port: 22
    search_regex: "OpenSSH"
  with_items: "{{ head_lxd_list }}"

- name: Ensure /etc/ansible directory exists
  become: yes
  file: path=/etc/ansible state=directory

- name: Create /etc/ansible/hosts file
  become: yes
  template:
    src=ansible_hosts.j2
    dest=/etc/ansible/hosts

- name: Verify that we can log into every container
  command: ansible containers -m ping -u ubuntu
  tags:
    - skip_ansible_lint # connectivity check

- name: Verify that containers have external connectivity
  command: ansible containers -m uri -u ubuntu -a "url=http://www.google.com"
  tags:
    - skip_ansible_lint # connectivity check

- name: Have containers use the apt-cache
  command: ansible containers -b -u ubuntu -m lineinfile -a "dest=/etc/apt/apt.conf.d/02apt-cacher-ng create=yes mode=0644 owner=root group=root regexp='^Acquire' line='Acquire::http { Proxy \"http://{{ apt_cacher_name }}:{{ apt_cacher_port | default('3142') }}\"; };'"
  tags:
    - skip_ansible_lint # running a sub job

- name: Update apt cache
  command: ansible containers -m apt -b -u ubuntu -a "update_cache=yes cache_valid_time=3600"
  tags:
    - skip_ansible_lint # running a sub job

- name: Update software in all the containers
  when: run_dist_upgrade
  command: ansible containers -m apt -b -u ubuntu -a "upgrade=dist"
  tags:
    - skip_ansible_lint # running a sub job

- name: Update CA certificates in containers
  command: ansible containers -m shell -b -u ubuntu -a "update-ca-certificates"
  tags:
    - skip_ansible_lint # running a sub job

- name: Create containers' eth0 interface config file for DNS config via resolvconf program
  when: not on_maas
  template:
    src=eth0.cfg.j2
    dest={{ ansible_user_dir }}/eth0.cfg

- name: Copy eth0 interface config file to all containers
  when: not on_maas
  command: ansible containers -b -u ubuntu -m copy -a "src={{ ansible_user_dir }}/eth0.cfg dest=/etc/network/interfaces.d/eth0.cfg owner=root group=root mode=0644"

- name: Restart eth0 interface on all containers
  when: not on_maas
  command: ansible containers -b -u ubuntu -m shell -a "ifdown eth0 ; ifup eth0"

- name: Verify that we can log into every container after restarting network interfaces
  when: not on_maas
  command: ansible containers -m ping -u ubuntu