feat(router): configurable gzip settings

Fixes #884

Author: johanneswuerbach

router/bin/boot

@@ -28,6 +28,13 @@ sleep $(($ETCD_TTL+1))
 if ! etcdctl --no-sync -C $ETCD ls /deis/services >/dev/null 2>&1; then
 	etcdctl --no-sync -C $ETCD mkdir /deis/services || true >/dev/null 2>&1
 	etcdctl --no-sync -C $ETCD set $ETCD_PATH/port ${PORT:-80} >/dev/null
+	etcdctl --no-sync -C $ETCD set $ETCD_PATH/gzip on >/dev/null
+	etcdctl --no-sync -C $ETCD set $ETCD_PATH/gzipHttpVersion 1.0 >/dev/null
+	etcdctl --no-sync -C $ETCD set $ETCD_PATH/gzipCompLevel 2 >/dev/null
+	etcdctl --no-sync -C $ETCD set $ETCD_PATH/gzipProxied any >/dev/null
+	etcdctl --no-sync -C $ETCD set $ETCD_PATH/gzipVary on >/dev/null
+	etcdctl --no-sync -C $ETCD set $ETCD_PATH/gzipDisable "\"msie6\"" >/dev/null
+	etcdctl --no-sync -C $ETCD set $ETCD_PATH/gzipTypes "application/x-javascript, application/xhtml+xml, application/xml, application/xml+rss, application/json, text/css, text/javascript, text/plain, text/xml" >/dev/null
 fi
 
 # wait for confd to run once and install initial templates

router/conf.d/nginx.conf.toml

@@ -6,6 +6,7 @@ gid = 0
 mode  = "0644"
 keys = [
   "/deis/services",
+  "/deis/router"
 ]
 #check_cmd  = "/usr/sbin/nginx -t -c {{ .src }}"
 reload_cmd = "/usr/sbin/nginx -s reload"

router/templates/nginx.conf

@@ -6,29 +6,36 @@ worker_processes 4;
 pid /run/nginx.pid;
 
 events {
-	worker_connections 768;
-	# multi_accept on;
+    worker_connections 768;
+    # multi_accept on;
 }
 
 http {
     # basic settings
-	sendfile on;
-	tcp_nopush on;
-	tcp_nodelay on;
-	keepalive_timeout 65;
-	types_hash_max_size 2048;
+    sendfile on;
+    tcp_nopush on;
+    tcp_nodelay on;
+    keepalive_timeout 65;
+    types_hash_max_size 2048;
     server_names_hash_bucket_size 64;
-	gzip on;
-	gzip_disable "msie6";
 
     include /etc/nginx/mime.types;
-	default_type application/octet-stream;
+    default_type application/octet-stream;
+
+    {{ if .deis_router_gzip }}
+    gzip {{ .deis_router_gzip }};
+    gzip_comp_level {{ .deis_router_gzipCompLevel }};
+    gzip_disable {{ .deis_router_gzipDisable }};
+    gzip_http_version {{ .deis_router_gzipHttpVersion }};
+    gzip_types {{ .deis_router_gzipTypes }};
+    gzip_proxied {{ .deis_router_gzipProxied }};
+    gzip_vary {{ .deis_router_gzipVary }};
+    {{ end }}
 
     # send logs to STDOUT so they can be seen using 'docker logs'
     access_log /dev/stdout;
     error_log /dev/stdout;
 
-
     server {
         listen 80 default_server;
         server_name _; # will never match