hetzner-ansible/roles/prometheus/tasks/main.yml

---

### tags:
###   update_config
###   update_deployment

- name: "Setup DNS configuration for {{ inventory_hostname }} prometheus"
  include_role:
    name: _digitalocean
    tasks_from: domain
  vars:
    record_data: "{{ stage_server_ip }}"
    record_name: "{{ inventory_hostname }}-prometheus"

- name: "Setup DNS configuration for {{ inventory_hostname }} grafana"
  include_role:
    name: _digitalocean
    tasks_from: domain
  vars:
    record_data: "{{ stage_server_ip }}"
    record_name: "{{ inventory_hostname }}-grafana"

- name: "Setup DNS configuration for {{ inventory_hostname }} alertmanager"
  include_role:
    name: _digitalocean
    tasks_from: domain
  vars:
    record_data: "{{ stage_server_ip }}"
    record_name: "{{ inventory_hostname }}-alertmanager"

- name: "Check if {{ inventory_hostname }}/docker-compose.yml exists"
  stat:
    path: '{{ service_base_path }}/{{ inventory_hostname }}/docker-compose.yml'
  register: check_docker_compose_file
  tags:
    - update_config
    - update_deployment

- name: "Stop {{ inventory_hostname }}"
  shell: docker-compose down
  args:
    chdir: '{{ service_base_path }}/{{ inventory_hostname }}'
  when: check_docker_compose_file.stat.exists
  ignore_errors: yes
  tags:
    - update_deployment

- name: "Deploy docker templates for {{ inventory_hostname }}"
  include_role:
    name: _deploy
    tasks_from: templates
  vars:
    current_config: "_docker"
    current_base_path: "{{ service_base_path }}"
    current_destination: "{{ inventory_hostname }}"
    current_owner: "{{ docker_owner }}"
    current_group: "{{ docker_group }}"
    current_docker: "{{ prometheus_docker }}"
  tags:
    - update_config

- name: "Reading current server groups from hetzner"
  include_role:
    name: hcloud
    tasks_from: _read_server_names
  with_items: [
    {
      name: "all",
      label_selector: "stage={{ stage }}",
    },
    {
      name: "awx",
      label_selector: "stage={{ stage }},service=awx",
    },
    {
      name: "connect",
      label_selector: "stage={{ stage }},service=connect",
    },
    {
      name: "elastic",
      label_selector: "stage={{ stage }},service=elastic",
    },
    {
      name: "harbor",
      label_selector: "stage={{ stage }},service=harbor",
    },
    {
      name: "iam",
      label_selector: "stage={{ stage }},service=iam",
    },
    {
      name: "keycloak",
      label_selector: "stage={{ stage }},service=keycloak",
    },
    {
      name: "kibana",
      label_selector: "stage={{ stage }},service=kibana",
    },
    {
      name: "logstash",
      label_selector: "stage={{ stage }},service=logstash",
    },
    {
      name: "maria",
      label_selector: "stage={{ stage }},service=maria",
    },
    {
      name: "mail",
      label_selector: "stage={{ stage }},service=mail",
    },
    {
      name: "postfix",
      label_selector: "stage={{ stage }},service=postfix",
    },
    {
      name: "postgres",
      label_selector: "stage={{ stage }},service=postgres",
    },
    {
      name: "webdav",
      label_selector: "stage={{ stage }},service=webdav",
    }
  ]
  loop_control:
    loop_var: current_server_group
  tags:
    - update_config

- name: "Deploy service templates for {{ inventory_hostname }}"
  include_role:
    name: _deploy
    tasks_from: templates
  vars:
    current_config: "prometheus"
    current_base_path: "{{ service_base_path }}"
    current_destination: "{{ inventory_hostname }}"
    current_owner: "{{ docker_owner }}"
    current_group: "{{ docker_group }}"
  tags:
    - update_config

- name: "Update {{ inventory_hostname }}"
  shell: docker-compose pull
  args:
    chdir: '{{ service_base_path }}/{{ inventory_hostname }}'
  tags:
    - update_deployment

- name: "Start {{ inventory_hostname }}"
  shell: |
    docker-compose down
    docker-compose up -d    
  args:
    chdir: '{{ service_base_path }}/{{ inventory_hostname }}'
  tags:
    - update_config
    - update_deployment

- name: "Wait for {{ http_s }}://{{ inventory_hostname }}-grafana.{{ domain }}"
  uri:
    url: "{{ http_s }}://{{ inventory_hostname }}-grafana.{{ domain }}/api/admin/stats"
    url_username: "{{ grafana_admin_username }}"
    url_password: "{{ grafana_admin_password }}"
    force_basic_auth: yes
    method: GET
    status_code: 200
    return_content: yes
  register: grafana_stats
  until: grafana_stats.status == 200
  retries: 10
  delay: 60

- name: Create grafana users
  uri:
    url: "{{ http_s }}://{{ inventory_hostname }}-grafana.{{ domain }}/api/admin/users"
    url_username: "{{ grafana_admin_username }}"
    url_password: "{{ grafana_admin_password }}"
    force_basic_auth: yes
    method: POST
    status_code: 200
    body_format: json
    body: "{\"name\":\"{{ item.name }}\", \"email\":\"{{ item.email }}\", \"login\":\"{{ item.login }}\", \"password\":\"{{ item.password }}\" }"
    headers:
      Content-Type: application/json
  loop:
     - {
      name: "{{ grafana_user_smardigo_login }}",
      login: "{{ grafana_user_smardigo_login }}",
      password: "{{ grafana_user_smardigo_password }}",
      email: "smardigo@netgo.de"
     }
  when: grafana_stats.json.users == 1