splitted in subscripts, cleaned

bin/knockd.sh

@@ -0,0 +1,26 @@
+#!/bin/sh
+
+# TODO check if root
+
+echo '\033[35m
+    __                    __       __
+   / /______  ____  _____/ /______/ /
+  / //_/ __ \/ __ \/ ___/ //_/ __  /
+ / ,< / / / / /_/ / /__/ ,< / /_/ /
+/_/|_/_/ /_/\____/\___/_/|_|\__,_/
+\033[0m'
+echo "\033[35;1mInstalling knockd to control ssh port opening\033[0m"
+sleep 3
+apt-get --yes --force-yes install knockd
+
+mv /etc/knockd.conf /etc/knockd.conf.ori
+cp "$_cwd"/assets/knockd.conf /etc/knockd.conf
+echo -n "define a sequence number for opening ssh (as 7000,8000,9000) : "
+read sq
+sed -i "s/7000,8000,9000/$sq/g" /etc/knockd.conf
+sed -i 's/START_KNOCKD=0/START_KNOCKD=1/g' /etc/default/knockd
+/etc/init.d/knockd start
+echo "\033[92;1mknockd installed and configured\033[Om"
+echo "\033[92;1mplease note this sequence for future ssh knocking\033[Om"
+echo "$sq1"
+sleep 3