default configs for ubuntu releases

install/ubuntu/17.10/templates/web/nginx/caching.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+user=$1
+domain=$2
+ip=$3
+home=$4
+docroot=$5
+
+str="proxy_cache_path /var/cache/nginx/$domain levels=2" 
+str="$str keys_zone=$domain:10m inactive=60m max_size=512m;" 
+conf='/etc/nginx/conf.d/01_caching_pool.conf'
+if [ -e "$conf" ]; then
+    if [ -z "$(grep "=${domain}:" $conf)" ]; then
+        echo "$str" >> $conf
+    fi
+else
+    echo "$str" >> $conf
+fi
+