Don't host `/.well-known/element/element.json` file when Element Call is enabled

Various old guides mention this, but it seems like neither Element Web,
nor Element Desktop make use of it.

Element Web & Element Desktop use their own `config.json` configuration to figure out where
Element Call is.

group_vars/matrix_servers

@@ -6118,7 +6118,6 @@ matrix_static_files_container_labels_traefik_entrypoints: "{{ traefik_entrypoint
 matrix_static_files_container_labels_traefik_tls_certResolver: "{{ traefik_certResolver_primary }}"
 
 matrix_static_files_container_labels_well_known_matrix_endpoint_traefik_hostname: "{{ matrix_server_fqn_matrix }}"
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_hostname: "{{ matrix_server_fqn_matrix }}"
 
 # Base domain serving is not enabled by default (see `matrix_static_files_container_labels_base_domain_enabled`),
 # but we pass the hostname, so that enabling it is easy.
@@ -6153,8 +6152,6 @@ matrix_static_files_file_matrix_client_property_org_matrix_msc4143_rtc_foci_auto
 
 matrix_static_files_file_matrix_server_property_m_server: "{{ matrix_server_fqn_matrix_federation }}:{{ matrix_federation_public_port }}"
 
-matrix_static_files_file_element_element_json_property_call_widget_url: "{{ matrix_element_call_public_url if matrix_element_call_enabled else '' }}"
-
 matrix_static_files_scheme: "{{ 'https' if matrix_playbook_ssl_enabled else 'http' }}"
 
 matrix_static_files_self_check_hostname_matrix: "{{ matrix_server_fqn_matrix }}"

roles/custom/matrix-static-files/defaults/main.yml

@@ -72,21 +72,6 @@ matrix_static_files_container_labels_well_known_matrix_endpoint_traefik_tls_cert
 matrix_static_files_container_labels_well_known_matrix_endpoint_middleware_compress_enabled: true
 matrix_static_files_container_labels_well_known_matrix_endpoint_middleware_compress_minResponseBodyBytes: 100  # noqa var-naming
 
-# Controls whether labels will be added that expose the `/.well-known/element` endpoint on the Matrix domain.
-matrix_static_files_container_labels_well_known_element_endpoint_enabled: true
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_hostname: ''
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_path_prefix: /.well-known/element
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_rule: "Host(`{{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_hostname }}`) && PathPrefix(`{{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_path_prefix }}`)"
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_priority: 0
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_entrypoints: "{{ matrix_static_files_container_labels_traefik_entrypoints }}"
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_tls: "{{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_entrypoints != 'web' }}"
-matrix_static_files_container_labels_well_known_element_endpoint_traefik_tls_certResolver: "{{ matrix_static_files_container_labels_traefik_tls_certResolver }}"  # noqa var-naming
-# Controls whether the compress middleware (https://doc.traefik.io/traefik/middlewares/http/compress/) will be enabled for this router.
-# The web-server only compresses known file types and our /.well-known/matrix/* files have no file extension.
-# As such, they are not being compressed there and we compress them at the Traefik level.
-matrix_static_files_container_labels_well_known_element_endpoint_middleware_compress_enabled: true
-matrix_static_files_container_labels_well_known_element_endpoint_middleware_compress_minResponseBodyBytes: 100  # noqa var-naming
-
 # Controls whether labels will be added that serve the base domain.
 #
 # This is similar to `matrix_static_files_container_labels_well_known_matrix_endpoint_*`, but does more.
@@ -384,56 +369,6 @@ matrix_static_files_file_matrix_support_configuration: "{{ matrix_static_files_f
 ########################################################################
 
 
-########################################################################
-#                                                                      #
-# Related to /.well-known/element/element.json                         #
-#                                                                      #
-########################################################################
-
-# Controls whether a `/.well-known/element/element.json` file is generated and used at all.
-matrix_static_files_file_element_element_json_enabled: true
-
-# Controls the call.widget_url property in the /.well-known/element/element.json file
-matrix_static_files_file_element_element_json_property_call_widget_url: ''
-
-# Default /.well-known/element/element.json configuration template which covers the generic use case.
-# You can customize it by controlling the various variables inside it.
-#
-# For a more advanced customization, you can extend the default (see `matrix_static_files_file_matrix_support_configuration_extension_json`)
-# or completely replace this variable with your own template.
-matrix_static_files_file_element_element_json_configuration_json: "{{ lookup('template', 'templates/public/.well-known/element/element.json.j2') }}"
-
-# Your custom JSON configuration for /.well-known/element/element.json should go to `matrix_static_files_file_element_element_json_configuration_extension_json`.
-# This configuration extends the default starting configuration (`matrix_static_files_file_matrix_support_configuration_extension_json`).
-#
-# You can override individual variables from the default configuration, or introduce new ones.
-#
-# If you need something more special, you can take full control by
-# completely redefining `matrix_static_files_file_matrix_support_configuration_json`.
-#
-# Example configuration extension follows:
-#
-# matrix_static_files_file_element_element_json_configuration_extension_json: |
-#   {
-#     "call": {
-#       "url": "value"
-#     }
-#   }
-matrix_static_files_file_element_element_json_configuration_extension_json: '{}'
-
-matrix_static_files_file_element_element_json_configuration_extension: "{{ matrix_static_files_file_element_element_json_configuration_extension_json | from_json if matrix_static_files_file_element_element_json_configuration_extension_json | from_json is mapping else {} }}"
-
-# Holds the final /.well-known/matrix/support configuration (a combination of the default and its extension).
-# You most likely don't need to touch this variable. Instead, see `matrix_static_files_file_element_element_json_configuration_json` or `matrix_static_files_file_element_element_json_configuration_extension_json`.
-matrix_static_files_file_element_element_json_configuration: "{{ matrix_static_files_file_element_element_json_configuration_json | combine(matrix_static_files_file_element_element_json_configuration_extension, recursive=True) }}"
-
-########################################################################
-#                                                                      #
-# /Related to /.well-known/element/element.json                        #
-#                                                                      #
-########################################################################
-
-
 ########################################################################
 #                                                                      #
 # Related to index.html                                                #

roles/custom/matrix-static-files/tasks/install.yml

@@ -18,9 +18,14 @@
     - {path: "{{ matrix_static_files_public_path }}", when: true}
     - {path: "{{ matrix_static_files_public_well_known_path }}", when: true}
     - {path: "{{ matrix_static_files_public_well_known_matrix_path }}", when: true}
-    - {path: "{{ matrix_static_files_public_well_known_element_path }}", when: true}
   when: "item.when | bool"
 
+# This is not necessary anymore, so we're cleaning it up.
+- name: Ensure matrix-static-files element path doesn't exist
+  ansible.builtin.file:
+    path: "{{ matrix_static_files_public_well_known_element_path }}"
+    state: absent
+
 - name: Ensure matrix-static-files is configured
   ansible.builtin.template:
     src: "{{ item.src }}"
@@ -59,10 +64,6 @@
       dest: "{{ matrix_static_files_public_well_known_matrix_path }}/support"
       when: "{{ matrix_static_files_file_matrix_support_enabled }}"
 
-    - content: "{{ matrix_static_files_file_element_element_json_configuration | to_nice_json }}"
-      dest: "{{ matrix_static_files_public_well_known_element_path }}/element.json"
-      when: "{{ matrix_static_files_file_element_element_json_enabled }}"
-
     # This one will not be deleted if `matrix_static_files_file_index_html_enabled` flips to `false`.
     # See the comment for `matrix_static_files_file_index_html_enabled` to learn why.
     - content: "{{ matrix_static_files_file_index_html_template }}"
@@ -81,12 +82,6 @@
     state: absent
   when: "not matrix_static_files_file_matrix_support_enabled | bool"
 
-- name: Ensure /.well-known/element/element.json file deleted if not enabled
-  ansible.builtin.file:
-    path: "{{ matrix_static_files_public_well_known_element_path }}/element.json"
-    state: absent
-  when: "not matrix_static_files_file_element_element_json_enabled | bool"
-
 - name: Ensure matrix-static-files container image is pulled
   community.docker.docker_image:
     name: "{{ matrix_static_files_container_image }}"

roles/custom/matrix-static-files/tasks/validate_config.yml

@@ -13,9 +13,6 @@
     - {'name': 'matrix_static_files_container_labels_well_known_matrix_endpoint_traefik_hostname', when: "{{ matrix_static_files_container_labels_well_known_matrix_endpoint_enabled }}"}
     - {'name': 'matrix_static_files_container_labels_well_known_matrix_endpoint_traefik_path_prefix', when: "{{ matrix_static_files_container_labels_well_known_matrix_endpoint_enabled }}"}
 
-    - {'name': 'matrix_static_files_container_labels_well_known_element_endpoint_traefik_hostname', when: "{{ matrix_static_files_container_labels_well_known_element_endpoint_enabled }}"}
-    - {'name': 'matrix_static_files_container_labels_well_known_element_endpoint_traefik_path_prefix', when: "{{ matrix_static_files_container_labels_well_known_element_endpoint_enabled }}"}
-
     - {'name': 'matrix_static_files_container_labels_base_domain_traefik_hostname', when: "{{ matrix_static_files_container_labels_base_domain_enabled }}"}
     - {'name': 'matrix_static_files_container_labels_base_domain_traefik_path_prefix', when: "{{ matrix_static_files_container_labels_base_domain_enabled }}"}
 

roles/custom/matrix-static-files/templates/labels.j2

@@ -56,47 +56,6 @@ traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-matrix.tls.
 {% endif %}
 
 
-{% if matrix_static_files_container_labels_well_known_element_endpoint_enabled %}
-############################################################
-#                                                          #
-# Related to /.well-known/element on the Matrix domain     #
-#                                                          #
-############################################################
-
-{% set well_known_element_endpoint_middlewares = [] %}
-
-{% if matrix_static_files_container_labels_well_known_element_endpoint_middleware_compress_enabled %}
-traefik.http.middlewares.{{ matrix_static_files_identifier }}-well-known-element-compress.compress=true
-traefik.http.middlewares.{{ matrix_static_files_identifier }}-well-known-element-compress.compress.minResponseBodyBytes={{ matrix_static_files_container_labels_well_known_element_endpoint_middleware_compress_minResponseBodyBytes }}
-{% set well_known_element_endpoint_middlewares = well_known_element_endpoint_middlewares + [matrix_static_files_identifier + '-well-known-element-compress'] %}
-{% endif %}
-
-traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-element.rule={{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_rule }}
-
-{% if well_known_element_endpoint_middlewares | length > 0 %}
-traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-element.middlewares={{ well_known_element_endpoint_middlewares | join(',') }}
-{% endif %}
-
-{% if matrix_static_files_container_labels_well_known_element_endpoint_traefik_priority | int > 0 %}
-traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-element.priority={{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_priority }}
-{% endif %}
-
-traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-element.service={{ matrix_static_files_identifier }}
-traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-element.entrypoints={{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_entrypoints }}
-traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-element.tls={{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_tls | to_json }}
-
-{% if matrix_static_files_container_labels_well_known_element_endpoint_traefik_tls %}
-traefik.http.routers.{{ matrix_static_files_identifier }}-well-known-element.tls.certResolver={{ matrix_static_files_container_labels_well_known_element_endpoint_traefik_tls_certResolver }}
-{% endif %}
-
-############################################################
-#                                                          #
-# /Related to /.well-known/element on the Matrix domain    #
-#                                                          #
-############################################################
-{% endif %}
-
-
 {% if matrix_static_files_container_labels_base_domain_enabled %}
 ############################################################
 #                                                          #

roles/custom/matrix-static-files/templates/public/.well-known/element/element.json.j2

@@ -1,7 +0,0 @@
-{
-	{% if matrix_static_files_file_element_element_json_property_call_widget_url %}
-	"call": {
-		"widget_url": {{ matrix_static_files_file_element_element_json_property_call_widget_url | to_json }}
-	}
-	{% endif %}
-}

roles/custom/matrix-static-files/templates/public/.well-known/element/element.json.j2.license

@@ -1,4 +0,0 @@
-SPDX-FileCopyrightText: 2024 wjbeckett
-SPDX-FileCopyrightText: 2024 Slavi Pantaleev
-
-SPDX-License-Identifier: AGPL-3.0-or-later