Added scripts for the Server.

scripts/unban_ip.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+logfile=’/var/log/fail2ban.log’
+fallbackjail=’sshd’
+
+echo “Enter ip to unban:”
+read ip
+
+echo “Checking whether the ip is banned”
+if [ 0 -lt `iptables -n -L|grep “REJECT”|grep “\”|wc -l` ]
+then
+echo “The ip $ip is banned”
+else
+echo “The ip $ip is not banned, ABORTING”
+exit
+fi
+
+echo “Trying to guess the jail name from $logfile”
+jail=`grep “Ban $ip$” $logfile|cut -d ‘[‘ -f 3|cut -d ‘]’ -f 1`
+if [ 0 -lt ${#jail} ]
+then
+echo “Found jail $jail for this ip”
+else
+echo “No jail found assuming $fallbackjail”
+jail=$fallbackjail
+fi
+
+echo “Checking that jail exists”
+exists=`fail2ban-client status|grep “$jail”`
+if [ 0 -lt ${#exists} ]
+then
+echo “Jail $jail exists”
+else
+echo “Jail $jail doesn’t exist, ABORTING”
+exit
+fi
+
+echo “Unbanning ip $ip from jail $jail”
+fail2ban-client set $jail unbanip $ip