modified action script to work better on OSX

Author: Justin Miller

action

@@ -5,19 +5,22 @@
 # first check that the knock command is available...
 command -v knock >/dev/null 2>&1 || { echo >&2 "Requires 'knock' but it's not installed.  Exiting."; exit 1; }
 
-BASTION_IP="127.0.0.1" # insert your target ip here, or we can parameterise this
+# change this!
+BASTION_IP="12.12.12.12" # insert your target ip here, or we can parameterise this
 
-UNLOCK_PORTS="1234 5678 9012" # make up some ports to lock and unlock 
+# change these!
+UNLOCK_PORTS="1234 1235 1236" # make up some ports to lock and unlock 
 
-LOCK_PORTS="4312 8765 2109"
+# change these!
+LOCK_PORTS="1234 1235 1237"
 
 if [[ $1 == 'unlock' ]]; then
 
 	# send knock
 	knock -v -d 350 $BASTION_IP $UNLOCK_PORTS
 
 	# test ssh
-	nc -z -v -w2 $BASTION_IP
+	nc -z -v -w2 $BASTION_IP 22
 
 elif [[ $1 == 'lock' ]]; then