Setup a ssh session that can utilize the remote server's clipboard.

ssh_to.sh

PORT=5566
ssh_server='ubuntu@crmdev'

# using mac
if [[ -n `which pbcopy` ]]; then
  echo "@Mac"
  copy_command='pbcopy'
elif [[ -n `which xsel` ]]; then
  echo "you can use xsel on ubuntu"
  copy_command='xsel'
else
  echo "you don't have clipboard utility"
fi

existed=`ps | grep nc | grep $PORT`

# start a netcat server
if [[ -n $existed ]]; then
  echo "nc $PORT already existed"
else
  echo "nc $PORT does not exist"
  if [[ -n $copy_command ]]; then
    while : ;do nc -l localhost $PORT | $copy_command ; done &
  fi
fi

# ssh the server
if [[ -n $copy_command ]]; then
  ssh -R $PORT:localhost:$PORT $ssh_server
else
  ssh $ssh_server
fi