Nextcloud header adjustments

Signed-off-by: Eric Nemchik <[email protected]>

Author: nemchik

nextcloud.subdomain.conf.sample

@@ -1,4 +1,4 @@
-## Version 2023/06/06
+## Version 2023/06/24
 # make sure that your nextcloud container is named nextcloud
 # make sure that your dns has a cname set for nextcloud
 # assuming this container is called "swag", edit your nextcloud container's config
@@ -32,8 +32,13 @@ server {
         set $upstream_proto https;
         proxy_pass $upstream_proto://$upstream_app:$upstream_port;
 
-        # Uncomment X-Frame-Options directive in ssl.conf to pass security checks.
+        # Hide proxy response headers from Nextcloud that conflict with ssl.conf
+        proxy_hide_header Referrer-Policy;
+        proxy_hide_header X-Content-Type-Options;
         proxy_hide_header X-Frame-Options;
+        proxy_hide_header X-XSS-Protection;
+
+        # Disable proxy buffering
         proxy_buffering off;
     }
 }

nextcloud.subfolder.conf.sample

@@ -1,4 +1,4 @@
-## Version 2023/06/06
+## Version 2023/06/24
 # make sure that your nextcloud container is named nextcloud
 # make sure that nextcloud is set to work with the base url /nextcloud/
 # Assuming this container is called "swag", edit your nextcloud container's config
@@ -34,10 +34,17 @@ location ^~ /nextcloud/ {
     proxy_pass $upstream_proto://$upstream_app:$upstream_port;
 
     rewrite /nextcloud(.*) $1 break;
-    # Uncomment X-Frame-Options directive in ssl.conf to pass security checks.
-    proxy_hide_header X-Frame-Options;
-    proxy_buffering off;
+
     proxy_set_header Range $http_range;
     proxy_set_header If-Range $http_if_range;
     proxy_ssl_session_reuse off;
+
+    # Hide proxy response headers from Nextcloud that conflict with ssl.conf
+    proxy_hide_header Referrer-Policy;
+    proxy_hide_header X-Content-Type-Options;
+    proxy_hide_header X-Frame-Options;
+    proxy_hide_header X-XSS-Protection;
+
+    # Disable proxy buffering
+    proxy_buffering off;
 }