optional media cache with range requests support

roles/matrix-nginx-proxy/defaults/main.yml

@@ -557,6 +557,16 @@ matrix_nginx_proxy_synapse_media_repository_locations: []
 matrix_nginx_proxy_synapse_user_dir_locations: []
 matrix_nginx_proxy_synapse_frontend_proxy_locations: []
 
+# synapse content caching
+matrix_nginx_proxy_synapse_cache_enabled: false
+matrix_nginx_proxy_synapse_chache_path: "{{ matrix_nginx_proxy_base_path }}/data/cache"
+matrix_nginx_proxy_synapse_cache_keys_zone_name: "STATIC"
+matrix_nginx_proxy_synapse_cache_keys_zone_size: "10m"
+matrix_nginx_proxy_synapse_cache_inactive_time: "48h"
+matrix_nginx_proxy_synapse_cache_max_size: "1g"
+matrix_nginx_proxy_synapse_cache_proxy_cache_valid_time: "24h"
+
+
 # The amount of worker processes and connections
 # Consider increasing these when you are expecting high amounts of traffic
 # http://nginx.org/en/docs/ngx_core_module.html#worker_connections

roles/matrix-nginx-proxy/tasks/setup_nginx_proxy.yml

@@ -21,6 +21,7 @@
     - "{{ matrix_nginx_proxy_base_path }}"
     - "{{ matrix_nginx_proxy_data_path }}"
     - "{{ matrix_nginx_proxy_confd_path }}"
+    - "{{ matrix_nginx_proxy_synapse_chache_path }}"
 
 - name: Ensure Matrix nginx-proxy configured (main config override)
   template:

roles/matrix-nginx-proxy/templates/nginx/conf.d/matrix-synapse.conf.j2

@@ -5,6 +5,9 @@
 {% set user_dir_workers = matrix_nginx_proxy_synapse_workers_list|selectattr('type', 'equalto', 'user_dir')|list %}
 {% set frontend_proxy_workers = matrix_nginx_proxy_synapse_workers_list|selectattr('type', 'equalto', 'frontend_proxy')|list %}
 {% if matrix_nginx_proxy_synapse_workers_enabled %}
+	{% if matrix_nginx_proxy_synapse_cache_enabled %}
+    	proxy_cache_path  {{ matrix_nginx_proxy_synapse_chache_path }} levels=1:2 keys_zone={{ matrix_nginx_proxy_synapse_cache_keys_zone_name }}:{{ matrix_nginx_proxy_synapse_cache_keys_zone_size }} inactive={{ matrix_nginx_proxy_synapse_cache_inactive_time }}  max_size={{ matrix_nginx_proxy_synapse_cache_max_size }};
+	{% endif %}
 	# Round Robin "upstream" pools for workers
 
 	{% if generic_workers %}
@@ -95,6 +98,14 @@ server {
 				client_body_buffer_size 25M;
 				client_max_body_size {{ matrix_nginx_proxy_proxy_matrix_client_api_client_max_body_size_mb }}M;
 				proxy_max_temp_file_size 0;
+
+				{% if matrix_nginx_proxy_synapse_cache_enabled %}
+					proxy_buffering        on;
+					proxy_cache            {{ matrix_nginx_proxy_synapse_cache_keys_zone_name }};
+					proxy_cache_valid      any  {{ matrix_nginx_proxy_synapse_cache_proxy_cache_valid_time }};
+					proxy_force_ranges on;
+					add_header X-Cache-Status $upstream_cache_status;
+				{% endif %}
 			}
 			{% endfor %}
 		{% endif %}
@@ -227,6 +238,14 @@ server {
 				client_body_buffer_size 25M;
 				client_max_body_size {{ matrix_nginx_proxy_proxy_matrix_federation_api_client_max_body_size_mb }}M;
 				proxy_max_temp_file_size 0;
+
+				{% if matrix_nginx_proxy_synapse_cache_enabled %}
+					proxy_buffering        on;
+					proxy_cache            {{ matrix_nginx_proxy_synapse_cache_keys_zone_name }};
+					proxy_cache_valid      any  {{ matrix_nginx_proxy_synapse_cache_proxy_cache_valid_time }};
+					proxy_force_ranges on;
+					add_header X-Cache-Status $upstream_cache_status;
+				{% endif %}
 			}
 			{% endfor %}
 		{% endif %}