#!/bin/bash

if [[ $EUID -ne 0 ]]; then
   echo "This script must be run via sudo"
   exit 1
fi

if [ "$#" -ne 3 ]; then
    echo "Usage: $0 partnersid sharename mountpoint"
    exit 1
fi

PARTNERSID=$1
SHARENAME=$2
MOUNTPOINT=$3
if [ ! -d "$MOUNTPOINT" ]; then
    echo "$MOUNTPOINT" must be an empty directory
    exit 1
fi
if ls -1qA "$MOUNTPOINT" | grep -q . ; then
    echo "$MOUNTPOINT" must be an empty directory
    exit 1
fi

echo -e "\nIMPORTANT NOTE: Durga mounts are NOT accessible from compute nodes (node1-5)!\n"
echo -n "Going to mount //durga/$SHARENAME on $(readlink -f $MOUNTPOINT) as $PARTNERSID.  OK? (y/n): "
read -r answer
if [ "$answer" != "${answer#[Yy]}" ] ;then
    echo Please enter your PARTNERS password...
    mount -t cifs -o domain=PARTNERS,username="$PARTNERSID",uid="$SUDO_USER" //durga/"$SHARENAME" "$MOUNTPOINT"
else
    echo Aborted.
fi