---
#- name: Remove docker
#  yum: name="{{ item }}" state="absent"
#  with_items: [ docker, docker-client, docker-common ]

- name: Remove versionlock from yum
  command: yum versionlock delete docker docker-common docker-client
  register: result
  failed_when: false
  changed_when: result | failed

- name: Ensure docker is installed
  yum: name="docker{{ docker_version | default('') }}" state="{{ docker_version is defined | ternary('latest', 'present') }}"

- name: Add versionlock to yum
  command: yum versionlock add docker docker-common docker-client
  when: docker_version is defined

- name: start docker
  service: name="docker" state="started"

- name: Configure bridge-nf-call-iptables with sysctl
  sysctl: name="net.bridge.bridge-nf-call-iptables"  value=1 state=present sysctl_set=yes

- name: Configure bridge-nf-call-ip6tables with sysctl
  sysctl: name="net.bridge.bridge-nf-call-ip6tables"  value=1 state=present sysctl_set=yes

- name: Determine if loopback
  shell: docker info | grep 'Data file:.*loop'
  register: loop_device_check
  failed_when: false
  changed_when: loop_device_check.rc == 0

- debug: msg="{{ loop_device_check.stderr }}"
  when: loop_device_check.stderr

- import_tasks: storage.yml
  when: loop_device_check.rc == 0

- name: extend the vg
  lvol: vg="{{ ansible_lvm['lvs'][docker_lv]['vg'] }}" lv="docker_lv" size="{{ docker_volume_size }}"
  when: docker_volume_size is defined

# By default there is systemd driver installed. It is removed during OpenShift installation, but is still there during prepare stage
# The parameters to docker can be set trough OpenShift and currently are moved there.
#- name: Limit size of container log files
#  ghetto_json:
#    path: "/etc/docker/daemon.json"
#    log-driver: "json-file"
#    log-opts.max-size: "{{ docker_max_log_size }}" 
#    log-opts.max-file: "{{ docker_max_log_files }}"
#  notify:
#    - restart docker

- name: start docker
  service: name="docker" enabled=yes state=started