MINI SHELL

#!/bin/bash

# Copyright (C) 2005, Kay Sievers <kay.sievers@vrfy.org>
# Copyright (C) 2006, David Zeuthen <david@fubar.dk>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2.
#
# Check for environment variables
if [ "$HAL_PROP_BLOCK_DEVICE" == "" ] || [ "$HAL_PROP_INFO_UDI" == "" ] ; then
    echo "Missing or empty environment variable(s)." >&2
    echo "This script should be started by hald." >&2
    exit 1
fi

if [ "$HAL_METHOD_INVOKED_BY_UID" != "0" ]; then
    if [ "$HAL_PROP_INFO_HAL_MOUNT_CREATED_MOUNT_POINT" != "" ]; then
	if [ "$HAL_METHOD_INVOKED_BY_UID" != "$HAL_PROP_INFO_HAL_MOUNT_MOUNTED_BY_UID" ]; then
	    echo "org.freedesktop.Hal.Device.Volume.PermissionDenied" >&2
	    echo "Volume mounted by uid $HAL_PROP_INFO_HAL_MOUNT_MOUNTED_BY_UID cannot be ejected by uid $HAL_METHOD_INVOKED_BY_UID." >&2
	    exit 1
	fi
    fi
fi

# read parameters
# "<option1>\t<option2>\n"
# Only allow ^a-zA-Z0-9_= in the string because otherwise someone may
# pass e.g. umask=0600,suid,dev or umask=`/bin/evil`

read GIVEN_EJECTOPTIONS
GIVEN_EJECTOPTIONS=${GIVEN_EJECTOPTIONS//[^a-zA-Z0-9_=[:space:]]/_}

RESULT=$(eject "$HAL_PROP_BLOCK_DEVICE" 2>&1)
if [ $? -ne 0 ]; then
    case "$RESULT" in
	*busy*)
	    echo "org.freedesktop.Hal.Device.Volume.Busy" >&2
	    echo "Device is busy." >&2
	    ;;
	*)
	    echo "org.freedesktop.Hal.Device.Volume.UnknownFailure" >&2
	    echo "Unknown failure." >&2
    esac
    exit 1
fi

if [ "$HAL_PROP_INFO_HAL_MOUNT_CREATED_MOUNT_POINT" != "" ]; then
    # remove directory only if HAL has created it
    if [ -e $HAL_PROP_INFO_HAL_MOUNT_CREATED_MOUNT_POINT/.created-by-hal ]; then
	rm -f $HAL_PROP_INFO_HAL_MOUNT_CREATED_MOUNT_POINT/.created-by-hal
	rmdir --ignore-fail-on-non-empty "$HAL_PROP_INFO_HAL_MOUNT_CREATED_MOUNT_POINT"
    fi
fi

exit 0