matrix-docker-ansible-deploy/roles/custom/matrix-authentication-service/tasks/validate_config.yml

---

- name: Fail if required matrix-authentication-service settings not defined
  ansible.builtin.fail:
    msg: >-
      You need to define a required configuration setting (`{{ item.name }}`).
  when: "item.when | bool and vars[item.name] | length == 0"
  with_items:
    - {'name': 'matrix_authentication_service_hostname', when: true}
    - {'name': 'matrix_authentication_service_config_database_username', when: true}
    - {'name': 'matrix_authentication_service_config_database_password', when: true}
    - {'name': 'matrix_authentication_service_config_database_host', when: true}
    - {'name': 'matrix_authentication_service_config_database_database', when: true}
    - {'name': 'matrix_authentication_service_config_secrets_encryption', when: true}
    - {'name': 'matrix_authentication_service_config_matrix_homeserver', when: true}
    - {'name': 'matrix_authentication_service_config_matrix_secret', when: true}
    - {'name': 'matrix_authentication_service_config_matrix_endpoint', when: true}
    - {'name': 'matrix_authentication_service_container_labels_public_main_hostname', when: "{{ matrix_authentication_service_container_labels_traefik_enabled }}"}
    - {'name': 'matrix_authentication_service_container_labels_public_compatibility_layer_hostname', when: "{{ matrix_authentication_service_container_labels_public_compatibility_layer_enabled }}"}
    - {'name': 'matrix_authentication_service_container_labels_internal_compatibility_layer_entrypoints', when: "{{ matrix_authentication_service_container_labels_internal_compatibility_layer_enabled }}"}
    - {'name': 'matrix_authentication_service_config_email_hostname', when: "{{ matrix_authentication_service_config_email_transport == 'smtp' }}"}

- name: Fail if matrix_authentication_service_config_secrets_encryption is not 64 characters long
  ansible.builtin.fail:
    msg: "matrix_authentication_service_config_secrets_encryption must be exactly 64 characters long (preferably generated via `openssl rand -hex 32`)"
  when: "matrix_authentication_service_config_secrets_encryption | length != 64"

- name: Fail if matrix_authentication_service_config_email_transport is invalid
  ansible.builtin.fail:
    msg: "matrix_authentication_service_config_email_transport must be one of: blackhole, smtp, or aws_ses"
  when: "matrix_authentication_service_config_email_transport not in ['blackhole', 'smtp', 'aws_ses']"

- name: (Deprecation) Catch and report renamed matrix-authentication-service settings
  ansible.builtin.fail:
    msg: >-
      Your configuration contains a variable, which now has a different name.
      Please change your configuration to rename the variable (`{{ item.old }}` -> `{{ item.new }}`).
  when: "item.old in vars"
  with_items:
    - {'old': 'matrix_authentication_service_container_image_name_prefix', 'new': 'matrix_authentication_service_container_image_registry_prefix'}