sshin/sshin

#!/bin/bash

usage() {
	echo "Usage: sshin user hostname/last byte of IP address" 
	echo
	echo "This tools automatically chooses the server port based on the port_association file in ~/local/share/sshin/port_association"
	echo
	echo "Example: \"sshin foo bar.com \" will run \"ssh foo@bar.com -p 2323\""
	echo "Example: \"sshin foo 43 \" will run \"ssh foo@192.168.1.43\""
	return
}

IP_PREFIX="192.168.1."
[[ $# -le 1 ]] && usage && exit 1
[[ $1 = "-h" ]] && usage -h && exit 1
re='^[0-9]+$'
command="ssh ${1}@"
shift
#[[ $1 =~ $re ]] && command="${command}192.168.1.$2" || port=$(grep $1 ~/.local/share/sshin/port_association | awk '{print $NF}') && command="${command}$1 -p $port"
if [[ $1 =~ $re ]]
then
	command="${command}192.168.1.$1"
else
	port=$(grep $1 ~/.local/share/sshin/port_association | awk '{print $NF}')
	command="${command}$1"
	[[ -n $port ]] && command="${command} -p $port"
fi
echo $command
$command