Duplicate matrix-mxisd role for matrix-ma1sd fork

(adapting strings and URLs)

roles/matrix-ma1sd/tasks/self_check_ma1sd.yml

@@ -0,0 +1,21 @@
+---
+
+- set_fact:
+    ma1sd_url_endpoint_public: "https://{{ matrix_server_fqn_matrix }}/_matrix/identity/api/v1"
+
+- name: Check ma1sd Identity Service
+  uri:
+    url: "{{ ma1sd_url_endpoint_public }}"
+    follow_redirects: none
+    validate_certs: "{{ matrix_ma1sd_self_check_validate_certificates }}"
+  register: result_ma1sd
+  ignore_errors: true
+
+- name: Fail if ma1sd Identity Service not working
+  fail:
+    msg: "Failed checking ma1sd is up at `{{ matrix_server_fqn_matrix }}` (checked endpoint: `{{ ma1sd_url_endpoint_public }}`). Is ma1sd running? Is port 443 open in your firewall? Full error: {{ result_ma1sd }}"
+  when: "result_ma1sd.failed or 'json' not in result_ma1sd"
+
+- name: Report working ma1sd Identity Service
+  debug:
+    msg: "ma1sd at `{{ matrix_server_fqn_matrix }}` is working (checked endpoint: `{{ ma1sd_url_endpoint_public }}`)"