# Function perpose;
#   To check if the nas drive is mounted
#   if not, mount it, if it is, move onto the rsync
check_mount()
{

    command=$(mount | grep $NAS_MOUNTDIR | cut -d\ -f3)
    if [ "$command" != "$NAS_MOUNTDIR" ]
    then
    nas_mount
    else
    echo "$NAS_MOUNTDIR already mounted"
    rsync_nas
    fi
#   exit 0
}

# Function perpose;
#   to mount the NAS cifs share to a local directory
#
nas_mount()
{
    sudo mount -t cifs //$NAS_SERVER/$NAS_PATH -o username=$NAS_USER,password=$NAS_PASS /$NAS_MOUNTDIR
         if [ ${PIPESTATUS[0]} -ne 0 ] ; then
        echo -e "Mounting of cifs share from $NAS_SERVER has failed $(date +%R)" | log
    exit
        else
        echo -e "Mounting of cifs share from $NAS_SERVER sucessful, moving onto rsync $(date +%R)" | log
    rsync_nas
         fi
}

# Function perpose
#   to remove the cif's mount
#
nas_umount()
{
    sudo umount /$NAS_MOUNTDIR
}

# script perpose;
#   take a local copy of the backup directory (including scanned archives) and
#   rsync them to the mount cifs share mounted with the nas_mount function
rsync_nas()
{
    sudo rsync -vauz $BACK_DIR/* /$NAS_MOUNTDIR 2>&1 > $LOG_DIR/rsync.$(datsudo e +%Y%m%d).log
        if [ ${PIPESTATUS[0]} -ne 0 ] ; then
        echo -e "rsync of $BACK_DIR has failed  $(date +%R)" | log
    exit
        else
        echo -e "rsync of $BACK_DIR sucessful  $(date +%R)" | log
    fi
}

# Add the below Var's

# Add $NAS_SERVER=10.3.60.60
# Add $NAS_USER=su
# Add $NAS_PASS=*****
# Add $NAS_PATH=comrad
# Add $NAS_MOUNTDIR=/mnt/
# Add $RSYNC_NAS=YES