2014-07-30 Ramon Novoa <rnovoa@artica.es>

* util/trap_rate.sh: Added to repository. Script to calculate the rate of
	  SNMP traps received by snmptrapd.



git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@10364 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f

pandora_server/ChangeLog

@@ -1,3 +1,8 @@
+2014-07-30  Ramon Novoa  <rnovoa@artica.es>
+
+	* util/trap_rate.sh: Added to repository. Script to calculate the rate of
+	  SNMP traps received by snmptrapd.
+
 2014-07-30  Ramon Novoa  <rnovoa@artica.es>
 
 	* lib/PandoraFMS/Core.pm: Set unknown modules to normal if new data

pandora_server/util/trap_rate.sh

@@ -0,0 +1,49 @@
+#!/bin/bash
+# Calculate the rate of SNMP traps received by snmptrapd.
+TEMP_FILE="/tmp/trap_rate.tmp"
+COUNT="100"
+
+# Parse command line arguments
+if [ "$1" == "" ]; then
+	echo "Usage: $0 <path to pandora_server.conf> [trap count]"
+	exit 1
+fi
+
+if [ "$2" != "" ]; then
+        COUNT="$2"
+fi
+
+# Read the SNMP log file and generate the temporary file
+SNMP_LOG=`grep snmp_logfile $1 | cut -d' ' -f2`
+if [ ! -f "$SNMP_LOG" ]; then
+	echo "SNMP log file $SNMP_LOG does not exists or is not readable."
+	exit 1
+fi
+grep "SNMPv" "$SNMP_LOG" | tail -$COUNT | cut -d']' -f 3 | cut -d'[' -f 1 > "$TEMP_FILE"
+
+# Get the newest trap
+START=`head -1 "$TEMP_FILE"`
+if [ "$START" == "" ]; then
+	echo "START: 0 END: 0 TRAPS RECEIVED: 0 RATE: 0 traps/s"
+	exit 0
+fi
+
+# Get the oldest trap
+END=`tail -1 "$TEMP_FILE"`
+if [ "$END" == "" ]; then
+	echo "START: 0 END: 0 TRAPS RECEIVED: 0 RATE: 0 traps/s"
+	exit 0
+fi
+
+# Get the trap count
+COUNT=`cat "$SNMP_LOG" | wc -l`
+
+# Calculate the trap rate
+START_UTIME=`date +"%s" -d"$START"`
+END_UTIME=`date +"%s" -d"$END"`
+ELAPSED=$(($END_UTIME - $START_UTIME))
+RATE=`bc -l <<< "$COUNT / $ELAPSED"`
+
+echo "START: $START END: $END TRAPS RECEIVED: $COUNT RATE: $RATE traps/s"
+rm -f "$TEMP_FILE"
+