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-rwxr-xr-xusr/local/bin/ping_hosts.sh127
1 files changed, 127 insertions, 0 deletions
diff --git a/usr/local/bin/ping_hosts.sh b/usr/local/bin/ping_hosts.sh
new file mode 100755
index 0000000..87bda45
--- /dev/null
+++ b/usr/local/bin/ping_hosts.sh
@@ -0,0 +1,127 @@
+#!/bin/sh
+
+# pfSense ping helper
+# written by Scott Ullrich
+# (C)2006 Scott Ullrich
+# All rights reserved.
+
+# Format of file should be deliminted by |
+# Field 1: Source ip
+# Field 2: Destination ip
+# Field 3: Ping count
+# Field 4: Script to run when service is down
+# Field 5: Script to run once service is restored
+# Field 6: Ping time threshold
+# Field 7: Wan ping time threshold
+
+# Read in ipsec ping hosts and check the CARP status
+if [ -f /var/db/ipsecpinghosts ]; then
+ IPSECHOSTS="/var/db/ipsecpinghosts"
+ CURRENTIPSECHOSTS="/var/db/currentipsecpinghosts"
+ IFVPNSTATE=`ifconfig $IFVPN | grep "carp: BACKUP vhid" | wc -l`
+ if [ $IFVPNSTATE -gt 1 ]; then
+ echo -e "CARP interface in BACKUP (not pinging ipsec hosts)"
+ rm -f $CURRENTIPSECHOSTS
+ touch $CURRENTIPSECHOSTS
+ else
+ echo -e "CARP interface is MASTER or non CARP (pinging ipsec hosts)"
+ cat < $IPSECHOSTS > $CURRENTIPSECHOSTS
+ fi
+fi
+
+# General file meant for user consumption
+if [ -f /var/db/hosts ]; then
+ HOSTS="/var/db/hosts"
+fi
+
+# Package specific ping requests
+if [ -f /var/db/pkgpinghosts ]; then
+ PKGHOSTS="/var/db/pkgpinghosts"
+fi
+
+cat $PKGHOSTS $HOSTS $IPSECHOSTS >/tmp/tmpHOSTS
+
+if [ ! -d /var/db/pingstatus ]; then
+ /bin/mkdir -p /var/db/pingstatus
+fi
+
+if [ ! -d /var/db/pingmsstatus ]; then
+ /bin/mkdir -p /var/db/pingmsstatus
+fi
+
+PINGHOSTS=`cat /tmp/tmpHOSTS`
+
+PINGHOSTCOUNT=`cat /tmp/tmpHOSTS | wc -l`
+
+if [ "$PINGHOSTCOUNT" -lt "1" ]; then
+ exit
+fi
+
+for TOPING in $PINGHOSTS ; do
+ echo "PROCESSING $TOPING"
+ SRCIP=`echo $TOPING | cut -d"|" -f1`
+ DSTIP=`echo $TOPING | cut -d"|" -f2`
+ COUNT=`echo $TOPING | cut -d"|" -f3`
+ FAILURESCRIPT=`echo $TOPING | cut -d"|" -f4`
+ SERVICERESTOREDSCRIPT=`echo $TOPING | cut -d"|" -f5`
+ THRESHOLD=`echo $TOPING | cut -d"|" -f6`
+ WANTHRESHOLD=`echo $TOPING | cut -d"|" -f7`
+ echo Processing $DSTIP
+ # Look for a service being down
+ ping -c $COUNT -S $SRCIP $DSTIP
+ if [ $? -eq 0 ]; then
+ # Host is up
+ # Read in previous status
+ PREVIOUSSTATUS=`cat /var/db/pingstatus/$DSTIP`
+ if [ "$PREVIOUSSTATUS" = "DOWN" ]; then
+ # Service restored
+ if [ "$SERVICERESTOREDSCRIPT" != "" ]; then
+ echo "UP" > /var/db/pingstatus/$DSTIP
+ echo "$DSTIP is UP, previous state was DOWN .. Running $SERVICERESTOREDSCRIPT"
+ echo "$DSTIP is UP, previous state was DOWN .. Running $SERVICERESTOREDSCRIPT" | logger -p daemon.info -i -t PingMonitor
+ sh -c $SERVICERESTOREDSCRIPT
+ fi
+ fi
+ echo "UP" > /var/db/pingstatus/$DSTIP
+ else
+ # Host is down
+ PREVIOUSSTATUS=`cat /var/db/pingstatus/$DSTIP`
+ if [ "$PREVIOUSSTATUS" = "UP" ]; then
+ # Service is down
+ if [ "$FAILURESCRIPT" != "" ]; then
+ echo "DOWN" > /var/db/pingstatus/$DSTIP
+ echo "$DSTIP is DOWN, previous state was UP .. Running $FAILURESCRIPT"
+ echo "$DSTIP is DOWN, previous state was UP .. Running $FAILURESCRIPT" | logger -p daemon.info -i -t PingMonitor
+ sh -c $FAILURESCRIPT
+ fi
+ fi
+ echo "DOWN" > /var/db/pingstatus/$DSTIP
+ fi
+ echo "Checking ping time $DSTIP"
+ # Look at ping values themselves
+ PINGTIME=`ping -c 1 -S $SRCIP $DSTIP | awk '{ print $7 }' | grep time | cut -d "=" -f2`
+ echo "Ping returned $?"
+ echo $PINGTIME > /var/db/pingmsstatus/$DSTIP
+ if [ "$THRESHOLD" != "" ]; then
+ if [ "$PINGTIME" -gt "$THRESHOLD" ]; then
+ echo "$DSTIP has exceeded ping threshold $PINGTIME / $THRESHOLD .. Running $FAILURESCRIPT"
+ echo "$DSTIP has exceeded ping threshold $PINGTIME / $THRESHOLD .. Running $FAILURESCRIPT" | logger -p daemon.info -i -t PingMonitor
+ sh -c $FAILURESCRIPT
+ fi
+ fi
+ # Wan ping time threshold
+ WANTIME=`rrdtool fetch /var/db/rrd/wan-quality.rrd AVERAGE -r 120 -s -1min -e -1min | grep ":" | cut -f3 -d" " | cut -d"e" -f1`
+ echo "Checking wan ping time $WANTIME"
+ echo $WANTIME > /var/db/wanaverage
+ if [ "$WANTHRESHOLD" != "" ]; then
+ if [ "$WANTIME" -gt "$WANTHRESHOLD" ]; then
+ echo "$DSTIP has exceeded wan ping threshold $WANTIME / $WANTHRESHOLD .. Running $FAILURESCRIPT"
+ echo "$DSTIP has exceeded wan ping threshold $WANTIME / $WANTHRESHOLD .. Running $FAILURESCRIPT" | logger -p daemon.info -i -t PingMonitor
+ sh -c $FAILURESCRIPT
+ fi
+ fi
+ sleep 1
+done
+
+exit 0
+
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