final version

scripts/knocking_setup.sh

@@ -4,18 +4,20 @@
     INTERFACE=$(ip -br a | grep -E "172.28" | awk '{print $1}') || \
     exit 0
 
+source .env
+
 echo -E "
 [options]
 Interface = ${INTERFACE%@*}
 
 [openNGINX]
-sequence    = 8100, 7200, 13000
+sequence    = ${OPEN_PORT_SEQ}
 seq_timeout = 5
 command     = /sbin/iptables -D INPUT -p tcp --dport 80 -j REJECT
 tcpflags    = syn
 
 [closeNGINX]
-sequence    = 6300, 5200, 12001
+sequence    = ${CLOSE_PORT_SEQ}
 seq_timeout = 5
 command     = /sbin/iptables -A INPUT -p tcp --dport 80 -j REJECT
 tcpflags    = syn