---
# Set some facts to reference from hostvars
- import_tasks: set_facts.yml

- name: Check that etcd image is present
  command: 'docker images -q "{{ etcd_image }}"'
  register: etcd_image_exists

- name: Pre-pull etcd image
  docker_image:
    name: "{{ etcd_image }}"
  environment:
    NO_PROXY: "{{ openshift.common.no_proxy | default('') }}"
  when: etcd_image_exists.stdout_lines == []
  # 10 minutes to pull the image
  async: 600
  poll: 0
  register: etcd_prepull

- import_tasks: drop_etcdctl.yml

- name: setup firewall
  import_tasks: firewall.yml

  # TODO: this task may not be needed with Validate permissions
- name: Ensure etcd datadir exists
  file:
    path: "{{ etcd_data_dir }}"
    state: directory
    mode: 0700

- name: Validate permissions on the config dir
  file:
    path: "{{ etcd_conf_dir }}"
    state: directory
    mode: 0700

- name: Validate permissions on the static pods dir
  file:
    path: "{{ etcd_static_pod_location }}"
    state: directory
    owner: "root"
    group: "root"
    mode: 0700

- name: Write etcd global config file
  template:
    src: etcd.conf.j2
    dest: "{{ etcd_conf_file }}"
    backup: true

- name: Create temp directory for static pods
  command: mktemp -d /tmp/openshift-ansible-XXXXXX
  register: mktemp
  changed_when: false

- name: Prepare etcd static pod
  copy:
    src: "{{ item }}"
    dest: "{{ mktemp.stdout }}"
    mode: 0600
  with_items:
  - etcd.yaml

- name: Update etcd static pod
  yedit:
    src: "{{ mktemp.stdout }}/{{ item }}"
    edits:
    - key: spec.containers[0].image
      value: "{{ etcd_image }}"
  with_items:
  - etcd.yaml

- name: Set etcd host as a probe target host
  yedit:
    src: "{{ mktemp.stdout }}/{{ item }}"
    edits:
    - key: spec.containers[0].livenessProbe.exec.command
      value:
      - "etcdctl"
      - "--cert-file"
      - "{{ etcd_peer_cert_file }}"
      - "--key-file"
      - "{{ etcd_peer_key_file }}"
      - "--ca-file"
      - "{{ etcd_peer_ca_file }}"
      - "-C"
      - "{{ etcd_peer_url_scheme }}://{{ etcd_ip }}:{{ etcd_client_port }}"
      - "cluster-health"
  with_items:
  - etcd.yaml

- name: Deploy etcd static pod
  copy:
    remote_src: true
    src: "{{ mktemp.stdout }}/{{ item }}"
    dest: "{{ etcd_static_pod_location }}"
    mode: 0600
  with_items:
  - etcd.yaml

- name: Remove temp directory
  file:
    state: absent
    name: "{{ mktemp.stdout }}"
  changed_when: False