Attachment 173822 Details for Bug 326802

new umount.crypt

umount.crypt (text/plain), 3.08 KB, created by Michael Calmer on 2007-09-21 10:12:52 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Michael Calmer

Created: 2007-09-21 10:12:52 UTC

Size: 3.08 KB

patch

obsolete

>#!/bin/bash
>#==============================================================================
># umount.crypt
>#   Copyright (C) W. Michael Putello <mike@flyn.org>, 2004
>#   Copyright Â© Jan Engelhardt <jengelh [at] gmx de>, 2005 - 2006
>#   Copyright Â© Bastian Kleineidam <calvin [at] debian org>, 2005
>#
>#   This program is free software; you can redistribute it and/or
>#   modify it under the terms of the GNU General Public License as
>#   published by the Free Software Foundation; either version 2 of
>#   the License, or (at your option) any later version.
>#
>#   This program is distributed in the hope that it will be useful,
>#   but WITHOUT ANY WARRANTY; without even the implied warranty of
>#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
>#   General Public License for more details.
>#
>#   You should have received a copy of the GNU General Public
>#   License along with this program; if not, write to:
>#   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
>#   Boston, MA  02110-1301  USA
>#
>#   -- For details, see the file named "LICENSE.GPL2"
>#==============================================================================
>
># Sanitize environment
>export PATH="/bin:/sbin:/usr/bin:/usr/sbin";
>export IFS=`echo -en " \t\n"`;
>
>LOSETUP=/sbin/losetup
>CRYPTSETUP=/sbin/cryptsetup
>MOUNT=/bin/mount
>UMOUNT=/bin/umount
>READLINK="/usr/bin/readlink";
>OPTIONS=""
>USAGE="dir"
>
>if [ -z "$1" ]; then
>	echo "${0##*/}: directory to unmount not specified" >&2
>fi
>
>if [ ! -d "$1" ]; then
>        echo "${0##*/}: $1 is not a directory" >&2
>	exit 1
>fi
>
>if [ -x "$READLINK" ]; then
>    DEVICEDIR=` "$READLINK" -f "$1"`;
>else
>    DEVICEDIR="$1";
>fi;
>DEVICEDIR="${DEVICEDIR%/}";
>DMDEVICE=` "$MOUNT" | grep " $DEVICEDIR " | awk '{ print $1 }' | sed 's/^\/dev\/mapper\///g'`;
>
>if [ -z "$DMDEVICE" ]; then
>    echo "Could not map $DEVICEDIR to a DM device";
>    exit 1;
>fi;
>
># kill remaining user processes if we're unmounting a user's home dir
>USER=`stat --format=%U $1 2>/dev/null` && getent passwd "$USER" | grep -e ":$1:" &> /dev/null
>if test $? -eq 0; then
>    lsof -t $1 | xargs kill -TERM &> /dev/null
>    sleep 1
>    lsof -t $1 | xargs kill -9 &> /dev/null
>    sleep 1
>fi
>
># ask cryptsetup about the underlying device
>#
>REALDEVICE=` "$CRYPTSETUP" status "$DMDEVICE" | sed -n '/device/s/[ ]*device:[ ]*//p'`;
>IMGDEVICE=`"$LOSETUP" -a | grep "$REALDEVICE" | awk -F\( '{ print $2 }' | sed 's/)//'`
>
>"$UMOUNT" "$1";
>if [ $? -ne 0 ]; then
>	echo "${0##*/}: error unmounting $1" >&2
>	exit 1
>fi
>
># Check for LUKS
>#
>if "$CRYPTSETUP" isLuks "$REALDEVICE" 2>/dev/null; then
>    "$CRYPTSETUP" luksClose "$DMDEVICE";
>else
>    "$CRYPTSETUP" remove "$DMDEVICE";
>fi;
>
>if [ $? -ne 0 ]; then
>	echo "${0##*/}: error removing $DMDEVICE" >&2
>	exit 1
>fi
>
>if echo "$REALDEVICE" | grep ^/dev/loop >/dev/null; then
>	"$LOSETUP" -d "$REALDEVICE";
>	if [ $? -ne 0 ]; then
>		echo "${0##*/}: error removing $REALDEVICE" >&2
>		exit 1
>	fi
>fi
>
>if echo "$IMGDEVICE" | grep ^/dev/loop >/dev/null; then
>        "$LOSETUP" -d "$IMGDEVICE";
>        if [ $? -ne 0 ]; then
>                echo "${0##*/}: error removing $IMGDEVICE" >&2
>                exit 1
>        fi
>fi
>

Actions: View

Attachments on bug 326802: 173822