# Licensed to the Apache Software Foundation (ASF) under one or more contributor
# license agreements; and to You under the Apache License, Version 2.0.
---
# This role will install a docker registry. If the registry existed, it will try to recycle its images.

- name: "pull the {{ registry.version }} image of registry"
  shell: "docker pull registry:{{ registry.version }}"
  register: result
  until: (result.rc == 0)
  retries: "{{ docker.pull.retries }}"
  delay: "{{ docker.pull.delay }}"

- name: "create {{ registry.confdir }} on registry {{ ansible_host }}"
  file:
    path: "{{ registry.confdir }}/certs"
    state: directory
  when: registry.gencert

- name: "copy cert to registry"
  copy:
    src: "files/whisk_docker_registry.crt"
    dest: "{{ registry.confdir }}/certs"
  when: registry.gencert

- name: "copy key to registry"
  copy:
    src: "files/whisk_docker_registry.key"
    dest: "{{ registry.confdir }}/certs"
  when: registry.gencert

- name: (re)start registry with ssl enabled
  docker_container:
    name: whisk_docker_registry
    image: "registry:{{ registry.version }}"
    state: started
    restart_policy: "{{ docker.restart.policy }}"
    hostname: registry
    env:
      "REGISTRY_HTTP_TLS_CERTIFICATE": "/certs/whisk_docker_registry.crt"
      "REGISTRY_HTTP_TLS_KEY": "/certs/whisk_docker_registry.key"
    ports:
      - "{{ registry.port }}:5000"
    volumes:
      - "{{ registry.confdir }}/certs:/certs"
  when: registry.gencert

- name: (re)start registry with insecure ssl
  docker_container:
    name: whisk_docker_registry
    image: "registry:{{ registry.version }}"
    state: started
    restart_policy: "{{ docker.restart.policy }}"
    hostname: registry
    ports:
      - "{{ registry.port }}:5000"
  when: not registry.gencert

- name: wait until registry in this host is up and running
  wait_for:
    delay: 2
    host: "{{ ansible_host }}"
    port: "{{ registry.port }}"
    timeout: 60

- name: make cron job for registry recycle
  template:
    src: recycle-registry.py.j2
    dest: "/etc/cron.daily/recycle-registry"
    mode: 0755
  become: true