sshome

#!/bin/bash

# This script is to create a remote tunnel to 'tuanm.dev' server.
# Ensure we can connect to the server before running this script.
# Local HTTP server will then be exposed at https://demo.tuanm.dev.

remote_port=6969
local_port=${2:-80}
command="autossh -N -R localhost:$remote_port:localhost:$local_port tuanm.dev"
disconnect_short_key="^C"

help() {
    echo "Usage: sshome start [port]"
}

connect() {
    echo "Exposing http://localhost:$local_port to https://demo.tuanm.dev..."
    echo "Press $disconnect_short_key to disconnect."
    echo "Press $disconnect_short_key^C to exit."
    bash -c "$command"
    echo -e "\nReconnecting..."
}

start() {
    while true; do
        connected=`ps aux | grep "$command" | grep -v "grep"`
        if test -n $connected; then
            connect
        fi
        for i in {5..1}; do
            echo -en "$i\r"; sleep 1
        done
    done
}

if [ "$1" = "start" ]; then
    start
else
    help
fi