X-Git-Url: https://git.adam-barratt.org.uk/?a=blobdiff_plain;f=dsa-nagios-checks%2Fchecks%2Fdsa-check-file_age;h=f6074071e072df13af7a03f8fd8536b227103a0d;hb=c1d628537964b15afc87b04c23275ebd2bdc8888;hp=569504d0b3c2611ba488ac7afff5d6652c16bd01;hpb=f1756576104942864513f3db2ffb0b8e93bd2347;p=mirror%2Fdsa-nagios.git

diff --git a/dsa-nagios-checks/checks/dsa-check-file_age b/dsa-nagios-checks/checks/dsa-check-file_age
index 569504d..f607407 100755
--- a/dsa-nagios-checks/checks/dsa-check-file_age
+++ b/dsa-nagios-checks/checks/dsa-check-file_age
@@ -2,6 +2,7 @@
 # vim: set fileencoding=utf-8 ai noet sts=8 sw=8 tw=0:
 #
 # Copyright © 2009 Stephen Gran <sgran@debian.org>
+# Copyright © 2017 Peter Palfrader
 #
 # Permission is hereby granted, free of charge, to any person obtaining
 # a copy of this software and associated documentation files (the
@@ -25,6 +26,11 @@
 FILE=''
 INTERVAL=60
 EXIT=0
+ZEROFAIL=''
+FOLLOW=''
+
+set -e
+set -u
 
 usage(){
 	ret=$1
@@ -38,33 +44,73 @@ $0: usage:
 
 	-h	This help message
 	-i	Interval in minutes at which to alert
+	-z	Empty files are not OK
+	-L	Follow symlinks
 	-f	File to check
 EOF
 
 	exit $ret
 }
 
-while getopts f:i:h opt ; do
+while getopts f:i:hzL opt ; do
 	case "$opt" in
 		f) FILE="$OPTARG" ;;
 		i) INTERVAL="$OPTARG" ;;
+		z) ZEROFAIL="1" ;;
+		L) FOLLOW="-L" ;;
 		h) usage 0
 	esac
 done
+shift $(($OPTIND - 1))
+
 
-if [ -z "$FILE" ]; then
+if [ -z "$FILE" ] && [ "$#" = 0 ]; then
 	echo "Need file argument!" >&2
 	usage 3
 fi
 
-if [ ! -r "$FILE" ]; then
-	printf "state file %s is missing or unreadable\n" $FILE
-	exit 2
+if [ -n "$FILE" ]; then
+	set dummy "$FILE" "$@"
+	shift
 fi
 
-if [ "$(( $( date +%s ) - $(stat -c %Y $FILE) ))" -gt "$(( $INTERVAL * 60 ))" ]; then
-	printf "state file %s is older than %d minutes\n" $FILE $INTERVAL
-	exit 2
-fi
+msg=""
+ok=""
+failed=""
+total=0
+
+while [ "$#" -gt 0 ]; do
+	f="$1"; shift
+	total=$((total + 1))
 
-printf "state file %s OK: updated on %s\n" $FILE "$(stat -c %y $FILE)"
+	if [ ! -e "$f" ]; then
+		msg="${msg}state file $f is missing or unreadable\n"
+		EXIT=2
+		failed="$f $failed"
+	elif [ -n "$ZEROFAIL" ] && ! [ -s "$f" ]; then
+		msg="${msg}state file $f is empty\n"
+		EXIT=2
+		failed="$f $failed"
+	elif [ "$(( $( date +%s ) - $(stat $FOLLOW -c %Y "$f") ))" -gt "$(( $INTERVAL * 60 ))" ]; then
+		msg="${msg}state file $f is older than $INTERVAL minutes (updated on $(stat $FOLLOW -c %y "$f"))\n"
+		EXIT=2
+		failed="$f $failed"
+	else
+		msg="${msg}state file $f OK: updated on $(stat $FOLLOW -c %y "$f")\n"
+		ok="$f $ok"
+	fi
+done
+
+if [ "$total" = 1 ]; then
+	echo -n $msg
+else
+	if [ -n "$failed" ]; then
+		echo -n "FAIL: $failed "
+	fi
+	if [ -n "$ok" ]; then
+		echo -n "OK: $ok "
+	fi
+	echo
+	echo -n $msg
+fi
+exit $EXIT