knock/knock-0.5.patch

18 lines
581 B
Diff

--- knockd.conf
+++ knockd.conf
@@ -4,12 +4,12 @@
[openSSH]
sequence = 7000,8000,9000
seq_timeout = 5
- command = /usr/sbin/iptables -A INPUT -s %IP% -p tcp --dport 22 -j ACCEPT
+ command = /usr/sbin/iptables -I input_ext 1 -p tcp -s %IP% -p tcp --dport 22 -j ACCEPT --dport 22
tcpflags = syn
[closeSSH]
sequence = 9000,8000,7000
seq_timeout = 5
- command = /usr/sbin/iptables -D INPUT -s %IP% -p tcp --dport 22 -j ACCEPT
+ command = /usr/sbin/iptables -D input_ext -p tcp -s %IP% -p tcp --dport 22 -j ACCEPT --dport 22
tcpflags = syn