refactoring

roles/matrix-base/defaults/main.yml

@@ -91,7 +91,7 @@ matrix_homeserver_url: "https://{{ matrix_server_fqn_matrix }}"
 # Specifies where the homeserver is on the container network.
 # Where this is depends on whether there's a reverse-proxy in front of it, etc.
 # This likely gets overriden elsewhere.
-matrix_homeserver_container_url: "http://matrix-synapse:{{ matrix_synapse_container_client_api_port }}"
+matrix_homeserver_container_url: ""
 
 matrix_identity_server_url: ~
 

roles/matrix-base/tasks/validate_config.yml

@@ -0,0 +1,9 @@
+---
+
+- name: Fail if required Matrix Base settings not defined
+  fail:
+    msg: >-
+      You need to define a required configuration setting (`{{ item }}`) for using this playbook.
+  when: "vars[item] == ''"
+  with_items:
+    - "matrix_homeserver_container_url"