From: James Bunton <jamesbunton@delx.net.au>
Date: Thu, 11 Oct 2012 10:46:47 +0000 (+1100)
Subject: Added monitor_dir script
X-Git-Url: https://code.delx.au/monosys/commitdiff_plain/9d2e60b775010791e0585b6e954bb996492c7dcc

Added monitor_dir script
---

diff --git a/bin/monitor_dir b/bin/monitor_dir
new file mode 100755
index 0000000..6f1c940
--- /dev/null
+++ b/bin/monitor_dir
@@ -0,0 +1,18 @@
+#!/bin/bash -e
+
+# Use with crontab entry like:
+#   */5 *   *   *   *     $HOME/bin/monitor_dir /path/to/something
+
+if [ -z "$1" ]; then
+	echo "Usage $0 dir [monitor_file]"
+	exit 1
+fi
+mon="$1/${2:-.monitor_dir}"
+mon_tmp="${mon}_tmp"
+
+ls -R "$1" > "$mon_tmp"
+if [ -r "$mon" ] && ! cmp -s "$mon" "$mon_tmp" && [ -n "$(ls "$1")" ]; then
+	cat "$mon_tmp"
+fi
+mv "$mon_tmp" "$mon"
+