add filesystem stat script

check_filesystem_stat.sh

@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+
+# Author: Jon Schipp
+
+########
+# Examples:
+
+# 1.) Return critical if stat does not exit successfully
+# $ ./check_filesystem_errors.sh -p /mnt -d 2
+#
+
+# Nagios Exit Codes
+OK=0
+WARNING=1
+CRITICAL=2
+UNKNOWN=3
+
+usage()
+{
+cat <<EOF
+
+Nagios plug-in that recursively checks for filesystem input/output
+errors by directory using stat.
+
+      Options:
+
+      -p <dir> 	Directory or mountpoint to begin
+      -d <int>	Depth i.e. level of subdirectories to check (def: 1)
+
+EOF
+}
+
+argcheck() {
+if [ $ARGC -lt $1 ]; then
+	echo "Please specify an argument!, try $0 -h for more information"
+        exit 1
+fi
+}
+
+DEPTH=1
+CHECK=0
+COUNT=0
+ARGC=$#
+
+# Print warning and exit if less than n arguments specified
+argcheck 1
+
+# option and argument handling
+while getopts "hp:d:" OPTION
+do
+     case $OPTION in
+         h)
+             usage
+             exit $UNKNOWN
+             ;;
+         p)
+	     CHECK=1
+	     DIR=$OPTARG
+	     ;;
+	 d)
+	     DEPTH=$OPTARG
+	     ;;
+	 *)
+	     exit $UNKNOWN
+             ;;
+     esac
+done
+
+if [ $CHECK -eq 1 ]; then
+
+	find $DIR -maxdepth $DEPTH -type d -print0 | xargs -0 -I file sh -c 'stat "file" 1>/dev/null 2>/dev/null || (echo "Error file" && exit 2)'
+
+	if  [ $? -gt 0 ]; then
+		echo "CRITICAL: Found filesystem errors"
+		exit $CRITICAL
+	else
+		echo "OK: No filesystem errors found"
+		exit $OK
+	fi
+
+fi