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diff --git a/plugins-scripts/check_log.sh b/plugins-scripts/check_log.sh
index d28c8d0..382bd72 100755
--- a/plugins-scripts/check_log.sh
+++ b/plugins-scripts/check_log.sh
@@ -1,8 +1,7 @@
1#!/bin/sh 1#!/bin/sh
2# 2#
3# Log file pattern detector plugin for monitoring 3# Log file pattern detector plugin for monitoring
4# Written by Ethan Galstad (nagios@nagios.org) 4# Written originally by Ethan Galstad (nagios@nagios.org)
5# Last Modified: 07-31-1999
6# 5#
7# Usage: ./check_log <log_file> <old_log_file> <pattern> 6# Usage: ./check_log <log_file> <old_log_file> <pattern>
8# 7#
@@ -60,20 +59,25 @@
60 59
61PATH="@TRUSTED_PATH@" 60PATH="@TRUSTED_PATH@"
62export PATH 61export PATH
63PROGNAME=`basename $0` 62PROGNAME=$(basename "$0")
64PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'` 63PROGPATH=$(echo "$0" | sed -e 's,[\\/][^\\/][^\\/]*$,,')
65REVISION="@NP_VERSION@" 64REVISION="@NP_VERSION@"
66 65
67. $PROGPATH/utils.sh 66. "$PROGPATH"/utils.sh
68 67
69print_usage() { 68print_usage() {
70 echo "Usage: $PROGNAME -F logfile -O oldlog -q query" 69 echo "Usage: $PROGNAME -F logfile -O oldlog -q query"
71 echo "Usage: $PROGNAME --help" 70 echo "Usage: $PROGNAME --help"
72 echo "Usage: $PROGNAME --version" 71 echo "Usage: $PROGNAME --version"
72 echo ""
73 echo "Other parameters:"
74 echo " -a|--all : Print all matching lines"
75 echo " -p|--perl-regex : Use perl style regular expressions in the query"
76 echo " -e|--extended-regex : Use extended style regular expressions in the query (not necessary for GNU grep)"
73} 77}
74 78
75print_help() { 79print_help() {
76 print_revision $PROGNAME $REVISION 80 print_revision "$PROGNAME" "$REVISION"
77 echo "" 81 echo ""
78 print_usage 82 print_usage
79 echo "" 83 echo ""
@@ -87,7 +91,7 @@ print_help() {
87 91
88if [ $# -lt 1 ]; then 92if [ $# -lt 1 ]; then
89 print_usage 93 print_usage
90 exit $STATE_UNKNOWN 94 exit "$STATE_UNKNOWN"
91fi 95fi
92 96
93# Grab the command line arguments 97# Grab the command line arguments
@@ -100,79 +104,118 @@ while test -n "$1"; do
100 case "$1" in 104 case "$1" in
101 --help) 105 --help)
102 print_help 106 print_help
103 exit $STATE_OK 107 exit "$STATE_OK"
104 ;; 108 ;;
105 -h) 109 -h)
106 print_help 110 print_help
107 exit $STATE_OK 111 exit "$STATE_OK"
108 ;; 112 ;;
109 --version) 113 --version)
110 print_revision $PROGNAME $REVISION 114 print_revision "$PROGNAME" "$REVISION"
111 exit $STATE_OK 115 exit "$STATE_OK"
112 ;; 116 ;;
113 -V) 117 -V)
114 print_revision $PROGNAME $REVISION 118 print_revision "$PROGNAME" "$REVISION"
115 exit $STATE_OK 119 exit "$STATE_OK"
116 ;; 120 ;;
117 --filename) 121 --filename)
118 logfile=$2 122 logfile=$2
119 shift 123 shift 2
120 ;; 124 ;;
121 -F) 125 -F)
122 logfile=$2 126 logfile=$2
123 shift 127 shift 2
124 ;; 128 ;;
125 --oldlog) 129 --oldlog)
126 oldlog=$2 130 oldlog=$2
127 shift 131 shift 2
128 ;; 132 ;;
129 -O) 133 -O)
130 oldlog=$2 134 oldlog=$2
131 shift 135 shift 2
132 ;; 136 ;;
133 --query) 137 --query)
134 query=$2 138 query=$2
135 shift 139 shift 2
136 ;; 140 ;;
137 -q) 141 -q)
138 query=$2 142 query=$2
139 shift 143 shift 2
140 ;; 144 ;;
141 -x) 145 -x)
142 exitstatus=$2 146 exitstatus=$2
143 shift 147 shift 2
144 ;; 148 ;;
145 --exitstatus) 149 --exitstatus)
146 exitstatus=$2 150 exitstatus=$2
151 shift 2
152 ;;
153 --extended-regex)
154 ERE=1
155 shift
156 ;;
157 -e)
158 ERE=1
159 shift
160 ;;
161 --perl-regex)
162 PRE=1
163 shift
164 ;;
165 -p)
166 PRE=1
167 shift
168 ;;
169 --all)
170 ALL=1
171 shift
172 ;;
173 -a)
174 ALL=1
147 shift 175 shift
148 ;; 176 ;;
149 *) 177 *)
150 echo "Unknown argument: $1" 178 echo "Unknown argument: $1"
151 print_usage 179 print_usage
152 exit $STATE_UNKNOWN 180 exit "$STATE_UNKNOWN"
153 ;; 181 ;;
154 esac 182 esac
155 shift
156done 183done
157 184
185# Parameter sanity check
186if [ $ERE ] && [ $PRE ] ; then
187 echo "Can not use extended and perl regex at the same time"
188 exit "$STATE_UNKNOWN"
189fi
190
191GREP="grep"
192
193if [ $ERE ]; then
194 GREP="grep -E"
195fi
196
197if [ $PRE ]; then
198 GREP="grep -P"
199fi
200
158# If the source log file doesn't exist, exit 201# If the source log file doesn't exist, exit
159 202
160if [ ! -e $logfile ]; then 203if [ ! -e "$logfile" ]; then
161 echo "Log check error: Log file $logfile does not exist!" 204 echo "Log check error: Log file $logfile does not exist!"
162 exit $STATE_UNKNOWN 205 exit "$STATE_UNKNOWN"
163elif [ ! -r $logfile ] ; then 206elif [ ! -r "$logfile" ] ; then
164 echo "Log check error: Log file $logfile is not readable!" 207 echo "Log check error: Log file $logfile is not readable!"
165 exit $STATE_UNKNOWN 208 exit "$STATE_UNKNOWN"
166fi 209fi
167 210
168# If the old log file doesn't exist, this must be the first time 211# If the old log file doesn't exist, this must be the first time
169# we're running this test, so copy the original log file over to 212# we're running this test, so copy the original log file over to
170# the old diff file and exit 213# the old diff file and exit
171 214
172if [ ! -e $oldlog ]; then 215if [ ! -e "$oldlog" ]; then
173 cat $logfile > $oldlog 216 cat "$logfile" > "$oldlog"
174 echo "Log check data initialized..." 217 echo "Log check data initialized..."
175 exit $STATE_OK 218 exit "$STATE_OK"
176fi 219fi
177 220
178# The old log file exists, so compare it to the original log now 221# The old log file exists, so compare it to the original log now
@@ -180,31 +223,40 @@ fi
180# The temporary file that the script should use while 223# The temporary file that the script should use while
181# processing the log file. 224# processing the log file.
182if [ -x /bin/mktemp ]; then 225if [ -x /bin/mktemp ]; then
183 tempdiff=`/bin/mktemp /tmp/check_log.XXXXXXXXXX` 226 tempdiff=$(/bin/mktemp /tmp/check_log.XXXXXXXXXX)
184else 227else
185 tempdiff=`/bin/date '+%H%M%S'` 228 tempdiff=$(/bin/date '+%H%M%S')
186 tempdiff="/tmp/check_log.${tempdiff}" 229 tempdiff="/tmp/check_log.${tempdiff}"
187 touch $tempdiff 230 touch "$tempdiff"
188 chmod 600 $tempdiff 231 chmod 600 "$tempdiff"
189fi 232fi
190 233
191diff $logfile $oldlog | grep -v "^>" > $tempdiff 234diff "$logfile" "$oldlog" | grep -v "^>" > "$tempdiff"
235
236if [ $ALL ]; then
237 # Get the last matching entry in the diff file
238 entry=$($GREP "$query" "$tempdiff")
192 239
193# Count the number of matching log entries we have 240 # Count the number of matching log entries we have
194count=`grep -c "$query" $tempdiff` 241 count=$(echo "$entry" | wc -l)
195 242
196# Get the last matching entry in the diff file 243else
197lastentry=`grep "$query" $tempdiff | tail -1` 244 # Count the number of matching log entries we have
245 count=$($GREP -c "$query" "$tempdiff")
246
247 # Get the last matching entry in the diff file
248 entry=$($GREP "$query" "$tempdiff" | tail -1)
249fi
198 250
199rm -f $tempdiff 251rm -f "$tempdiff"
200cat $logfile > $oldlog 252cat "$logfile" > "$oldlog"
201 253
202if [ "$count" = "0" ]; then # no matches, exit with no error 254if [ "$count" = "0" ]; then # no matches, exit with no error
203 echo "Log check ok - 0 pattern matches found" 255 echo "Log check ok - 0 pattern matches found"
204 exitstatus=$STATE_OK 256 exitstatus=$STATE_OK
205else # Print total matche count and the last entry we found 257else # Print total matche count and the last entry we found
206 echo "($count) $lastentry" 258 echo "($count) $entry"
207 exitstatus=$STATE_CRITICAL 259 exitstatus=$STATE_CRITICAL
208fi 260fi
209 261
210exit $exitstatus 262exit "$exitstatus"