NewsBlur/ansible/roles/node/tasks/main.yml

---
- name: Copy node secrets
  copy:
    src: /srv/secrets-newsblur/settings/node_settings.env
    dest: /srv/newsblur/node/.env
  register: app_changed
  notify: restart node
  with_items:
    - node-socket
    - node-page
    - node-text
    - node-favicons
    - staging
  when: item in inventory_hostname

- name: Add SERVER_NAME to app secrets
  lineinfile:
    path: /srv/newsblur/node/.env
    line: 'SERVER_NAME = "{{ inventory_hostname }}"'

- name: Get the volume name
  shell: ls /dev/disk/by-id/ | grep -v part
  register: volume_name_raw
  when: '"node-page" in inventory_hostname'

- set_fact:
    volume_name: "{{ volume_name_raw.stdout }}"
  when: '"node-page" in inventory_hostname'

- debug:
    msg: "{{ volume_name }}"
  when: '"node-page" in inventory_hostname'

- name: Create the mount point
  become: yes
  file: 
    path: "/mnt/{{ inventory_hostname | regex_replace('-', '') }}"
    state: directory
  when: '"node-page" in inventory_hostname'

- name: Mount volume read-write
  become: yes
  mount:
    path: "/mnt/{{ inventory_hostname | regex_replace('-', '') }}"
    src: "/dev/disk/by-id/{{ volume_name }}"
    fstype: xfs
    opts: defaults,discard
    state: mounted
  when: '"node-page" in inventory_hostname'

- name: Symlink node-page volume from /srv/originals
  become: yes
  file:
    dest: /srv/originals
    src: "/mnt/{{ inventory_hostname | regex_replace('-', '') }}"
    state: link  
  when: '"node-page" in inventory_hostname'

- name: Make docker network for newsblurnet
  become: yes
  docker_network:
    name: newsblurnet
  notify: restart docker

- name: Start node docker containers
  become: yes
  docker_container:
    name: node
    image: newsblur/newsblur_node
    state: started
    command: node /srv/node/newsblur.js
    container_default_behavior: no_defaults
    pull: true
    networks_cli_compatible: yes
    network_mode: default
    networks:
      - name: newsblurnet
    ports:
      - "8008:8008"
    env:
      NODE_ENV: "production"
    restart_policy: unless-stopped
    volumes:
      - /srv/newsblur/node:/srv/node
      - /srv/originals:/srv/originals
      - "/mnt/{{ inventory_hostname | regex_replace('-', '') }}:/mnt/{{ inventory_hostname | regex_replace('-', '') }}"
  with_items:
    - node-socket
    - node-page
    - node-text
    - node-favicons
    - staging
  when: item in inventory_hostname

- name: Start non-newsblur node docker containers
  become: yes
  docker_container:
    name: "{{ item.container_name }}"
    image: "{{ item.image }}"
    state: started
    container_default_behavior: no_defaults
    pull: true
    ports: 
      - "{{ item.ports }}"
    env:
      NODE_ENV: "production"
    restart_policy: unless-stopped
    volumes:
      - /srv/newsblur/node:/srv/node
  with_items:
    - container_name: imageproxy
      image: willnorris/imageproxy
      ports: 8088:8080
      target_host: node-images
  when: item.target_host in inventory_hostname

- name: Register nodes in consul
  tags: consul
  become: yes
  template:
    src: consul_service.json
    dest: /etc/consul.d/{{item.target_host}}.json
  with_items:
    - target_host: node-socket
      port: 8008
    - target_host: node-page
      port: 8008
    - target_host: node-text
      port: 8008
    - target_host: node-favicons
      port: 8008
    - target_host: node-images
      port: 8088
  notify:
    - reload consul
  when: item.target_host in inventory_hostname and disable_consul_services_ie_staging is not defined

- name: Add sanity checkers cronjob for disk usage
  become: yes
  cron:
    name: disk_usage_sanity_checker
    user: root
    cron_file: /etc/cron.hourly/disk_usage_sanity_checker
    job: >-
      docker pull newsblur/newsblur_python3:latest;
      docker run --rm -it
      OUTPUT=$(eval sudo df / | head -n 2 |  tail -1);
      -v /srv/newsblur:/srv/newsblur
      --network=newsblurnet
      --hostname {{ ansible_hostname }} 
      newsblur/newsblur_python3 /srv/newsblur/utils/monitor_disk_usage.py $OUTPUT