---
#
# Install/run graphite-web for browbeat
#

- name: Install repo file for docker
  copy:
    src=docker.repo
    dest=/etc/yum.repos.d/docker.repo
    owner=root
    group=root
    mode=0644
  become: true

# disable firewalld (might need to create specific firewall rules or leave it to admin to do via iptables)

- name: disable firewalld
  service: name=firewalld state=stopped enabled=false
  become: true
  ignore_errors: true

- name: Install docker rpm
  yum: name={{ item }} state=present
  become: true
  with_items:
    - docker-engine

# Start docker service

- name: Setup docker service
  service: name=docker state=started enabled=true
  become: true

- name: ensure data directory exists
  file: path={{ persistent_carbon_data_path }} state=directory mode=0777

- name: ensure docker overrides for carbon-cache
  file: path=/etc/docker/carbon-cache state=directory mode=0755

- name: Install carbon.conf
  copy:
    src=carbon.conf
    dest=/etc/docker/carbon-cache/carbon.conf
    owner=root
    group=root
    mode=0644
  become: true

- name: Install storage-schemas.conf
  copy:
    src=storage-schemas.conf
    dest=/etc/docker/carbon-cache/storage-schemas.conf
    owner=root
    group=root
    mode=0644
  become: true

- name: check active containers
  command: /usr/bin/docker ps -a  --format '{{ "{{" }}.Names{{ "}}" }}'
  register: docker_ps_a

- name: start carbon-cache docker container
  command: "{{item}}"
  ignore_errors: true
  with_items:
    - docker kill carbon-cache
    - docker rm carbon-cache
    - sleep 5
    - docker run -d --name carbon-cache -p {{ docker_carbon_cache_port }}:2003 -v /etc/docker/carbon-cache/carbon.conf:/etc/carbon/carbon.conf -v /etc/docker/carbon-cache/storage-schemas.conf:/etc/carbon/storage-schemas.conf -v {{ persistent_carbon_data_path }}:/var/lib/carbon/whisper {{ carbon_cache_docker_image }}
  when: '"carbon-cache" not in docker_ps_a.stdout'

- name: start graphite-web docker container
  command: "{{item}}"
  ignore_errors: true
  with_items:
    - docker kill graphite-web
    - docker rm graphite-web
    - sleep 5
    - docker run -d --name graphite-web -p {{ docker_graphite_port }}:80 -v {{ persistent_carbon_data_path }}:/var/lib/carbon/whisper {{ graphite_web_docker_image }}
  when: '"graphite-web" not in docker_ps_a.stdout'

- name: Setup graphite-web systemd config
  template:
    src=graphite-web.service.j2
    dest=/etc/systemd/system/graphite-web.service
    owner=root
    group=root
    mode=0644
  become: true
  register: systemd_graphite_needs_restart

- name: bounce systemd and graphite-web container
  shell: /usr/bin/systemctl daemon-reload && /usr/bin/systemctl enable graphite-web && /usr/bin/systemctl restart graphite-web
  become: true
  when: systemd_graphite_needs_restart.changed

- name: Setup carbon-cache systemd config
  template:
    src=carbon-cache.service.j2
    dest=/etc/systemd/system/carbon-cache.service
    owner=root
    group=root
    mode=0644
  become: true
  register: systemd_carbon_needs_restart

- name: bounce systemd and carbon-cache container
  shell: /usr/bin/systemctl daemon-reload && /usr/bin/systemctl enable carbon-cache && /usr/bin/systemctl restart carbon-cache
  become: true
  when: systemd_carbon_needs_restart.changed