---

# creates databases on shared service servers
#   - postgres
#     - executed on stage specific server: {{ stage }}-postgres-01
#     - creates databases to work with connect: {{ connect_postgres_database }}
#     - creates databases to work with management connect: {{ management_connect_postgres_database }}
#     - creates databases to work with shared webdav: {{ webdav_postgres_database }}
#     - creates databases to work with shared keycloak: {{ keycloak_postgres_database }}
#   - maria
#     - executed on stage specific server: {{ stage }}-maria-01
#     - creates databases to work with connect wordpress: {{ connect_wordpress_maria_database }}

# Parameters:
#   playbook inventory
#     stage := the type of the stage (e.g. dev, int, qa, prod)
#     tenant_id := (unique key for the tenant, e.g. customer)
#     cluster_name := (business name for the cluster, e.g. product, department )
#     cluster_size := (WIP node count for the cluster) (Currently max is 2 master/slave)
#     cluster_services := (services to setup, e.g. ['connect', 'wordpress', ...])
#   smardigo message callback
#     scope_id := (scope id of the management process)
#     process_instance_id := (process instance id of the management process)
#     smardigo_management_action := (smardigo management action anme of the management process)

#############################################################
#   Creating inventory dynamically for given parameters
#############################################################

- hosts: localhost
  connection: local
  gather_facts: false

  pre_tasks:
    - name: "Check if ansible version is at least 2.10.x"
      assert:
        that:
          - ansible_version.major >= 2
          - ansible_version.minor >= 10
        msg: "The ansible version has to be at least ({{ ansible_version.full }})"

  tasks:
    - name: Add postgres servers to hosts if necessary
      add_host:
        name: "{{ stage }}-postgres-01"
        groups:
        - "stage_{{ stage }}"
        - "{{ item }}"
        cluster_service: "{{ item }}"
      changed_when: False
      with_items: "{{ cluster_services }}"
      when: item in ['connect', 'management_connect', 'keycloak', 'webdav']

    - name: Add maria servers to hosts if necessary
      add_host:
        name: "{{ stage }}-maria-01"
        groups:
        - "stage_{{ stage }}"
        - "{{ item }}"
        cluster_service: "{{ item }}"
      changed_when: False 
      with_items: "{{ cluster_services }}"
      when: item in ['connect_wordpress']

#############################################################
# Setup databases for created inventory
#############################################################

- hosts: "stage_{{ stage }}"
  serial: "{{ serial_number | default(1) }}"
  remote_user: root

  pre_tasks:
    - name: "Gathering current server infos from hetzner"
      hcloud_server_info:
        api_token: "{{ hetzner_authentication_token }}"
      register: hetzner_server_infos
      delegate_to: 127.0.0.1
      become: false

    - name: "Setting current server infos as fact: hetzner_server_infos_json"
      set_fact:
        hetzner_server_infos_json: "{{ hetzner_server_infos.hcloud_server_info }}"
      delegate_to: 127.0.0.1
      become: false

    - name: "Reading ip address for {{ inventory_hostname }}"
      set_fact:
        stage_server_ip: "{{ hetzner_server_infos_json | json_query(querystr) | first }}"
      vars:
        querystr: "[?name=='{{ inventory_hostname }}'].ipv4_address"
      delegate_to: 127.0.0.1
      become: false

    - name: "Printing ip address for {{ inventory_hostname }}"
      debug:
        msg: "{{ stage_server_ip }}"
      delegate_to: 127.0.0.1
      become: false
      when:
       - debug

  roles:
    - role: connect-postgres
      when: "'connect' in group_names"
 
    - role: management-connect-postgres
      when: "'management_connect' in group_names"

    - role: keycloak-postgres
      when: "'keycloak' in group_names"

    - role: webdav-postgres
      when: "'webdav' in group_names"

    - role: connect-wordpress-maria
      when: "'connect_wordpress' in group_names"

#############################################################
# Sending smardigo management message to process
#############################################################

- hosts: "stage_{{ stage }}"
  serial: "{{ serial_number | default(5) }}"
  connection: local
  gather_facts: false

  post_tasks:
    - name: "Sending smardigo management message <{{ smardigo_management_action }}> to <{{ scope_id }}/{{ process_instance_id }}>"
      uri:
        url: "{{ smardigo_management_url }}"
        method: POST
        body_format: json
        body: "{{ lookup('template','smardigo-management-message.json.j2') }}"
        headers:
          accept: "*/*"
          Content-Type: "application/json"
          Smardigo-User-Token: "{{ smardigo_management_token }}"
        status_code: [200]
      delegate_to: 127.0.0.1
      retries: 5
      delay: 5
      when:
        - scope_id is defined
        - process_instance_id is defined
        - smardigo_management_action is defined