ud

directadmin-1.62.4/scripts/connection_info.sh

@@ -0,0 +1,67 @@
+#!/bin/sh
+
+OS=`uname`
+NETSTAT=/bin/netstat
+SS=/usr/sbin/ss
+
+if [ "$OS" = "FreeBSD" ]; then
+	NETSTAT=/usr/bin/netstat
+fi
+
+freebsd_netstat()
+{
+	${NETSTAT} -n -p tcp
+	${NETSTAT} -n -p udp
+}
+
+netstat_out()
+{
+	if [ "$OS" = "FreeBSD" ]; then
+		freebsd_netstat | grep -v Address | grep -v Active | grep -v '*.*' | awk '{print $5}' | sed 's/\(.*\)\..*/\1/'
+	else
+		${NETSTAT} -ntu | grep -v Address | grep -v Active | grep -v '*.*' | awk '{print $5}' | sed 's/\(.*\):.*/\1/'
+	fi
+}
+
+show_ip_info()
+{
+	I=$1
+	
+	echo ""
+	echo "Connection info for '${I}':"
+	
+	if [ "$OS" = "FreeBSD" ]; then
+		freebsd_netstat | grep $I
+	else
+		${NETSTAT} -ntu | grep $I
+	fi
+}
+
+if [ -x ${NETSTAT} ]; then
+	echo "Connection counts:"
+	netstat_out | sort | uniq -c | sort -n | tail -n 100
+	
+	echo ""
+
+	#now take the IP with top connection count and get more info.
+	C_IP=`netstat_out | sort | uniq -c | sort -n | tail -n 1`
+	C=`echo "$C_IP" | awk '{print $1}'`
+	IP=`echo "$C_IP" | awk '{print $2}'`
+	echo "IP '$IP' currently has '$C' connections"
+
+	show_ip_info $IP
+	
+fi
+
+if [ -x ${SS} ]; then
+	echo ""
+	echo "$SS output:"
+	$SS -n
+fi
+
+CIP=/usr/local/directadmin/scripts/custom/connection_info_post.sh
+if [ -x ${CIP} ]; then
+	${CIP}
+fi
+
+exit 0;