Add Sygnal support

Fixes https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/683

group_vars/matrix_servers

@@ -1095,6 +1095,7 @@ matrix_nginx_proxy_proxy_dimension_enabled: "{{ matrix_dimension_enabled }}"
 matrix_nginx_proxy_proxy_bot_go_neb_enabled: "{{ matrix_bot_go_neb_enabled }}"
 matrix_nginx_proxy_proxy_jitsi_enabled: "{{ matrix_jitsi_enabled }}"
 matrix_nginx_proxy_proxy_grafana_enabled: "{{ matrix_grafana_enabled }}"
+matrix_nginx_proxy_proxy_sygnal_enabled: "{{ matrix_sygnal_enabled }}"
 
 matrix_nginx_proxy_proxy_matrix_corporal_api_enabled: "{{ matrix_corporal_enabled and matrix_corporal_http_api_enabled }}"
 matrix_nginx_proxy_proxy_matrix_corporal_api_addr_with_container: "matrix-corporal:41081"
@@ -1169,6 +1170,8 @@ matrix_ssl_domains_to_obtain_certificates_for: |
     +
     ([matrix_server_fqn_grafana] if matrix_grafana_enabled else [])
     +
+    ([matrix_server_fqn_sygnal] if matrix_sygnal_enabled else [])
+    +
     ([matrix_domain] if matrix_nginx_proxy_base_domain_serving_enabled else [])
     +
     matrix_ssl_additional_domains_to_obtain_certificates_for
@@ -1341,6 +1344,12 @@ matrix_postgres_additional_databases: |
       'username': matrix_etherpad_database_username,
       'password': matrix_etherpad_database_password,
     }] if (matrix_etherpad_enabled and matrix_etherpad_database_engine == 'postgres' and matrix_etherpad_database_hostname == 'matrix-postgres') else [])
+    +
+    ([{
+      'name': matrix_sygnal_database_name,
+      'username': matrix_sygnal_database_username,
+      'password': matrix_sygnal_database_password,
+    }] if (matrix_sygnal_enabled and matrix_sygnal_database_engine == 'postgres' and matrix_sygnal_database_hostname == 'matrix-postgres') else [])
    }}
 
 matrix_postgres_import_roles_to_ignore: |
@@ -1365,6 +1374,32 @@ matrix_postgres_import_databases_to_ignore: |
 
 
 
+######################################################################
+#
+# matrix-sygnal
+#
+######################################################################
+
+# Most people don't need their own push-server, because they also need their own app to utilize it from.
+matrix_sygnal_enabled: false
+
+# If someone instals Prometheus via the playbook, they most likely wish to monitor Sygnal.
+matrix_sygnal_metrics_prometheus_enabled: "{{ matrix_prometheus_enabled }}"
+
+matrix_sygnal_container_http_host_bind_port: "{{ '' if matrix_nginx_proxy_enabled else '127.0.0.1:6000' }}"
+
+# Postgres is the default, except if not using `matrix_postgres` (internal postgres)
+matrix_sygnal_database_engine: "{{ 'postgres' if matrix_postgres_enabled else 'sqlite' }}"
+matrix_sygnal_database_password: "{{ matrix_synapse_macaroon_secret_key | password_hash('sha512', 'sygnal') | to_uuid }}"
+
+######################################################################
+#
+# /matrix-sygnal
+#
+######################################################################
+
+
+
 ######################################################################
 #
 # matrix-redis