Create nginx-watch.sh

Author: devotox

nginx-watch.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+
+# NGINX WATCH DAEMON
+#
+# Author: Devonte
+#
+# Place file in root of nginx folder: /etc/nginx
+# This will test your nginx config on any change and
+# if there are no problems it will reload your configuration
+# USAGE: sh nginx-watch.sh
+
+# Set NGINX directory
+dir='/etc/nginx'
+
+# Get initial checksum values
+checksum_initial=`tar -cf - $dir | md5sum | awk '{print $1}'`
+checksum_now=$checksum_initial
+
+# Start nginx
+nginx
+
+# Daemon that checks the md5 sum of the directory
+# ff the sums are different ( a file changed / added / deleted)
+# the nginx configuration is tested and reloaded on success
+while true
+do
+    checksum_now=`tar -cf - $dir | md5sum | awk '{print $1}'`
+
+    if [ $checksum_initial != $checksum_now ]; then
+        echo '[ NGINX ] A configuration file changed. Reloading...'
+        nginx -t && nginx -s reload;
+    fi
+
+    checksum_initial=$checksum_now
+
+    sleep 2
+done