Tunnel script

gistfile1.txt

#!/bin/bash

function stopTunnels {
  echo "stopping db tunnnels:"

  if [ -n "$PID" ]; then
    echo "stopping $PID..."
    kill $PID
    sleep 1
  fi
}

# usage
if [ "$1" == "stop" ] || [ -z "$1" ]; then
  echo "You must pass some arguments to tunnel. Pass the server to tunnel via, then the server to tunnel to, and finally, pass the arguments to run on the server."
  echo "./tunnel 127.0.0.1 someuser@127.0.0.1 somecommand --whatever"
  exit 0
fi

# tunnel to a db
tunnelserver=$1
remoteserver=$2
args=${@:3}
host=$tunnelserver
remotehost=$remoteserver
echo "tunneling to $remotehost via $host"
ssh -N -L 27018:$remotehost:27017 $host &
PID=$!
sleep 3
echo "started tunnel with PID: $PID"
echo "running $args"
$args
trap stopTunnels EXIT

Looks like line 27 would need to be modified to use this for things not running on 27017 - but this is a good start.