| Server IP : 37.9.174.138 / Your IP : 216.73.216.117 Web Server : Apache System : Linux vps6.backend.sk 6.12.100+deb13-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.100-1 (2026-07-30) x86_64 User : ftpuser ( 1001) PHP Version : 8.4.24 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /etc/knockd/ |
Upload File : |
#!/bin/sh
# vstup je ip adresa a port
IP=$1
PORT=$2
if [ $# -ne 2 ]; then
echo vstup su dva argumenty adresa a port
exit -1
fi
iptables -L knock -n | grep ACCEPT | grep -F " ${IP} " | egrep -q "dpt:${PORT}[^0-9]"
# 0 je ak nasiel ze uz eistuje
zatialneexistuje=$?
if [ $zatialneexistuje -eq 1 ]; then
echo povolujem
/sbin/iptables -I knock -s $IP -p tcp --dport $PORT -j ACCEPT
fi
iptables -L knock -n