feat(nginx): increase proxy buffers, add buffer ENV toggle (#15)

Author: ChandonPierre

Dockerfile

@@ -106,6 +106,11 @@ ENV ALLOW_PUSH="false"
 # Default is true to not change default behavior.
 ENV PROXY_REQUEST_BUFFERING="true"
 
+# Stream data; reduce TTFB
+# Effectively disables caching
+# Default is true to not change default behavior.
+ENV PROXY_BUFFERING="true"
+
 # Should we allow overridding with own authentication, default to false.
 ENV ALLOW_OWN_AUTH="false"
 

entrypoint.sh

@@ -290,6 +290,18 @@ echo -e "\nTimeout configs: ---"
 cat /etc/nginx/nginx.timeouts.config.conf
 echo -e "---\n"
 
+# Request buffering
+echo "" > /etc/nginx/proxy.buffering.conf
+if [[ "a${PROXY_BUFFERING}" == "afalse" ]]; then
+  cat << EOD > /etc/nginx/proxy.buffering.conf
+  proxy_buffering off;
+EOD
+fi
+
+echo -e "\nBuffering: ---"
+cat /etc/nginx/proxy.buffering.conf
+echo -e "---\n"
+
 # Request buffering
 echo "" > /etc/nginx/proxy.request.buffering.conf
 if [[ "a${PROXY_REQUEST_BUFFERING}" == "afalse" ]]; then

nginx.conf

@@ -11,6 +11,9 @@ events {
 }
 
 http {
+    proxy_buffer_size   128k;
+    proxy_busy_buffers_size   256k;
+    proxy_buffers   4 256k;
     map_hash_bucket_size 128;
     include       /etc/nginx/mime.types;
     default_type  application/octet-stream;
@@ -228,6 +231,9 @@ echo "Docker configured with HTTPS_PROXY=$scheme://$http_host/"
 
         proxy_read_timeout 900;
 
+        # Buffering
+        include /etc/nginx/proxy.buffering.conf;
+
         # Request buffering
         include /etc/nginx/proxy.request.buffering.conf;