localtunnel.sh

function tunnel {
# Using localtunnel
# https://npmjs.org/package/localtunnel
# Usage: 
# 	tunnel [port [subdomain]]
# 	tunnel 8080 bzog

	local port=${1-"80"};

	if [ "$2" != "" ]; then
		local subdomain="--subdomain $2";
	fi;

	local echo_msg="\nTunneling port: $port\nOpenning browser...\n\nExit with Ctrl+C.";

	if [ $OSTYPE == "msys" ]; then
		sys_exe="start";
	elif [ $OSTYPE == "cygwin" ]; then
		sys_exe="cygstart";
	else
		sys_exe="open";
	fi;

	local awk_cmd='{ system("'$sys_exe' "$4) }';

	lt -k ~/.ssh/id_rsa.pub --port $port $subdomain | awk "$awk_cmd" | echo -e $echo_msg;
}