mirror of
git://slackware.nl/current.git
synced 2024-11-16 07:48:02 +01:00
e54f62d79b
d/python3-3.9.12-x86_64-1.txz: Upgraded.
This is a bugfix release.
For more information, see:
https://pythoninsider.blogspot.com/2022/03/python-3104-and-3912-are-now-available.html
usb-and-pxe-installers/usbimg2disk.sh: Upgraded.
Calculate the space requirement by checking the size of the packages in the
Slackware directory tree.
488 lines
16 KiB
Bash
488 lines
16 KiB
Bash
#!/bin/bash
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# $Id: usbimg2disk.sh,v 1.23 2012/09/03 20:52:31 eha Exp eha $
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#
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# Copyright 2009, 2010, 2011, 2012 Eric Hameleers, Eindhoven, NL
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# All rights reserved.
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#
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# Redistribution and use of this script, with or without modification, is
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# permitted provided that the following conditions are met:
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#
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# 1. Redistributions of this script must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# Define some variables ahead of time, so that cleanup knows about them:
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MNTDIR1=""
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MNTDIR2=""
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MNTDIR3=""
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# Clean up in case of failure:
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cleanup() {
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# Clean up by unmounting our loopmounts, deleting tempfiles:
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echo "--- Syncing I/O..."
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sync
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echo "--- Unmounting volumes and deleting temporary files..."
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[ ! -z "${MNTDIR1}" ] && ( umount -f ${MNTDIR1} ; rmdir $MNTDIR1 )
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[ ! -z "${MNTDIR2}" ] && ( umount -f ${MNTDIR2} ; rmdir $MNTDIR2 )
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[ ! -z "${MNTDIR3}" ] && rm -rf ${MNTDIR3} || true
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}
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showhelp() {
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echo "# "
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echo "# Purpose #1: to use the content of Slackware's usbboot.img and"
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echo "# transform a standard USB thumb drive with a single vfat partition"
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echo "# into a bootable medium containing the Slackware Linux installer."
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echo "# "
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echo "# Purpose #2: to use the contents of a Slackware directory tree"
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echo "# and transform a standard USB thumb drive with"
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echo "# a single vfat partition and 2GB of free space into"
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echo "# a self-contained USB installation medium for Slackware Linux."
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echo "# "
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echo "# "
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echo "# Your USB thumb drive may contain data!"
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echo "# This data will *not* be overwritten, unless you have"
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echo "# explicitly chosen to format the drive by using the '-f' parameter."
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echo "# "
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echo "# $(basename $0) accepts the following parameters:"
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echo "# -h|--help This help"
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echo "# -e|--errors Abort operations in case of any errors"
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echo "# -f|--format Format the USB drive before use"
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echo "# -i|--infile <filename> Full path to the usbboot.img file"
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echo "# -l|--logfile <filename> Optional logfile to catch fdisk output"
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echo "# -o|--outdev <filename> The device name of your USB drive"
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echo "# -s|--slackdir <dir> Use 'dir' as the root of Slackware tree"
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echo "# -u|--unattended Do not ask any questions"
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echo "# -L|--label <labelname> FAT label when formatting the USB drive"
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echo "# "
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echo "# Examples:"
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echo "# "
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echo "# $(basename $0) -i ~/download/usbboot.img -o /dev/sdX"
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echo "# $(basename $0) -f -s /home/ftp/pub/slackware-13.0 -o /dev/sdX"
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echo "# "
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echo "# The second example shows how to create a fully functional Slackware"
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echo "# installer on a USB stick (it needs a Slackware tree as the source)."
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echo "# "
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}
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reformat() {
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# Commands to re-create a functional USB stick with VFAT partition:
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# two parameters:
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# (1) the name of the USB device to be formatted:
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# (2) FAT label to use when formatting the USB device:
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local TOWIPE="$1"
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local THELABEL="$2"
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# Sanity checks:
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if [ ! -b $TOWIPE ]; then
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echo "*** Not a block device: '$TOWIPE' !"
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exit 1
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fi
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# Wipe the MBR:
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dd if=/dev/zero of=$TOWIPE bs=512 count=1
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# create a FAT32 partition (type 'b')
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/sbin/fdisk $TOWIPE <<EOF
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n
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p
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1
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t
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b
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w
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EOF
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# Check if fdisk gave an error (like "error closing file").
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# Some desktop environments auto-mount the partition on sight...:
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if [ $? -ne 0 ]; then
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echo "*** The fdisk command had an error."
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echo "*** Some desktop environments (KDE, GNOME) may automatically mount"
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echo "*** the new FAT partition on your USB drive, causing the fdisk error."
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if [ $UNATTENDED -eq 0 ]; then
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# if we are running interactively, allow to chicken out now:
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echo "*** Perhaps you want to format the device '$TOWIPE' yourself first?"
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read -p "*** Press ENTER to continue anyway or Ctrl-C to quit now: " JUNK
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fi
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fi
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if mount | grep -q ${TOWIPE}1 ; then
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echo "--- Un-mounting ${TOWIPE}1 because your desktop auto-mounted it..."
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umount -f ${TOWIPE}1
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fi
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# We set the fat label to '$THELABEL' when formatting.
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# It will enable the installer to mount the fat partition automatically
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# and pre-fill the correct pathname for the "SOURCE" dialog.
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# Format with a vfat filesystem:
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/sbin/mkdosfs -F32 -n "${THELABEL}" ${TOWIPE}1
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}
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makebootable() {
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# Only parameter: the name of the USB device to be set bootable:
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USBDRV="$1"
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# Sanity checks:
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if [ ! -b $USBDRV ]; then
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echo "*** Not a block device: '$USBDRV' !"
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exit 1
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fi
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# Set the bootable flag for the first partition:
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/sbin/sfdisk $USBDRV -A 1 -N1
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}
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# Parse the commandline parameters:
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if [ -z "$1" ]; then
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showhelp
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exit 1
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fi
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while [ ! -z "$1" ]; do
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case $1 in
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-e|--errors)
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ABORT_ON_ERROR=1
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shift
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;;
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-f|--format)
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REFORMAT=1
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shift
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;;
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-h|--help)
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showhelp
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exit
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;;
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-i|--infile)
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USBIMG="$(cd $(dirname $2); pwd)/$(basename $2)"
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shift 2
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;;
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-l|--logfile)
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LOGFILE="$(cd $(dirname $2); pwd)/$(basename $2)"
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shift 2
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;;
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-o|--outdev)
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TARGET="$2"
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TARGETPART="${TARGET}1"
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shift 2
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;;
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-s|--slackdir)
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REPODIR="$2"
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FULLINSTALLER="yes"
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shift 2
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;;
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-u|--unattended)
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UNATTENDED=1
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shift
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;;
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-L|--label)
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CUSTOMLABEL="$2"
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shift 2
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;;
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*)
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echo "*** Unknown parameter '$1'!"
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exit 1
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;;
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esac
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done
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if [ "$ABORT_ON_ERROR" = "1" ]; then
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set -e
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trap 'echo "*** $0 FAILED at line $LINENO ***"; cleanup; exit 1' ERR INT TERM # trap and abort on any error
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else
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trap 'echo "*** Ctrl-C caught -- aborting operations ***"; cleanup; exit 1' 2 14 15 # trap Ctrl-C and kill
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fi
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# Before we start:
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[ -x /bin/id ] && CMD_ID="/bin/id" || CMD_ID="/usr/bin/id"
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if [ "$($CMD_ID -u)" != "0" ]; then
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echo "*** You need to be root to run $(basename $0)."
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exit 1
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fi
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# Check existence of the package repository if that was passed as a parameter:
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if [ -n "$REPODIR" ]; then
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if [ ! -d "$REPODIR" ]; then
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echo "*** This is not a directory: '$REPODIR' !"
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exit 1
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else
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# This also takes care of stripping a trailing '/', which is required
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# for the rsync command to work as intended:
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REPOSROOT="$(cd $(dirname $REPODIR); pwd)/$(basename $REPODIR)"
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# Use this to set the space requirement:
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MININSFREE=$(expr $(du -s ${REPOSROOT}/slackware* | cut -f 1) / 1024)
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fi
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fi
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# Check FAT label:
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if [ -n "${CUSTOMLABEL}" ]; then
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if [ "x$(echo "${CUSTOMLABEL}"| tr -d '[:alnum:]._-')" != "x" ]; then
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echo "*** FAT label '${CUSTOMLABEL}' is not an acceptible name!"
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exit 1
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elif [ ${#CUSTOMLABEL} -gt 11 ]; then
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echo "*** FAT label '${CUSTOMLABEL}' must be less than 12 characters!"
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exit 1
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else
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FATLABEL="${CUSTOMLABEL}"
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fi
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else
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FATLABEL="USBSLACKINS"
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fi
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# Prepare the environment:
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MININSFREE=${MININSFREE:-3134} # minimum in MB required for a Slackware tree
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UNATTENDED=${UNATTENDED:-0} # unattended means: never ask questions.
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REFORMAT=${REFORMAT:-0} # do not try to reformat by default
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LOGFILE=${LOGFILE:-/dev/null} # silence by default
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EXCLUDES=${EXCLUDES:-"--exclude=source \
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--exclude=extra/aspell-word-lists \
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--exclude=isolinux \
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--exclude=usb-and-pxe-installers \
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--exclude=pasture"} # not copied onto the stick
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# If we have been given a Slackware tree, we will create a full installer:
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if [ -n "$REPOSROOT" ]; then
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if [ -d "$REPOSROOT" -a -f "$REPOSROOT/PACKAGES.TXT" ]; then
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USBIMG=${USBIMG:-"$REPOSROOT/usb-and-pxe-installers/usbboot.img"}
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PKGDIR=$(head -40 $REPOSROOT/PACKAGES.TXT | grep 'PACKAGE LOCATION: ' |head -1 |cut -f2 -d/)
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if [ -z "$PKGDIR" ]; then
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echo "*** Could not find the package subdirectory in '$REPOSROOT'!"
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exit 1
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fi
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else
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echo "*** Directory '$REPOSROOT' does not look like a Slackware tree!"
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exit 1
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fi
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fi
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# More sanity checks:
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if [ -z "$TARGET" -o -z "$USBIMG" ]; then
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echo "*** You must specify both the names of usbboot.img and the USB device!"
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exit 1
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fi
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if [ ! -f $USBIMG ]; then
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echo "*** This is not a useable file: '$USBIMG' !"
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exit 1
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fi
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if [ ! -b $TARGET ]; then
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echo "*** Not a block device: '$TARGET' !"
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exit 1
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elif [ $REFORMAT -eq 0 ]; then
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if ! /sbin/blkid -t TYPE=vfat $TARGETPART 1>/dev/null 2>/dev/null ; then
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echo "*** I fail to find a 'vfat' partition: '$TARGETPART' !"
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echo "*** If you want to format the USB thumb drive, add the '-f' parameter"
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exit 1
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fi
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fi
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if mount | grep -q $TARGETPART ; then
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echo "*** Please un-mount $TARGETPART first, then re-run this script!"
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exit 1
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fi
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# Exclude all dangling symlinks from the rsync to avoid errors and/or
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# rsync refusing to delete files. Such links may be present in a partial
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# Slackware tree with the sources removed.
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if [ -d "$REPOSROOT" ] ; then
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pushd $REPOSROOT
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for link in $(find * -type l ) ; do
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if [ ! $(readlink -f $link ) ]; then
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EXCLUDES="${EXCLUDES} --exclude=$link"
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fi
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done
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popd
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fi
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# Check for prerequisites which may not always be installed:
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MISSBIN=0
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MBRBIN="/usr/lib/syslinux/mbr.bin"
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if [ ! -r $MBRBIN ]; then MBRBIN="/usr/share/syslinux/mbr.bin"; fi
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if [ ! -r $MBRBIN -o ! -x /usr/bin/syslinux ]; then
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echo "*** This script requires that the 'syslinux' package is installed!"
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MISSBIN=1
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fi
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if [ ! -x /usr/bin/mtools ]; then
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echo "*** This script requires that the 'floppy' (mtools) package is installed!"
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MISSBIN=1
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fi
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if [ ! -x /sbin/mkdosfs ]; then
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echo "*** This script requires that the 'dosfstools' package is installed!"
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MISSBIN=1
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fi
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if [ ! -x /bin/cpio ]; then
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echo "*** This script requires that the 'cpio' package is installed!"
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MISSBIN=1
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fi
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if [ $MISSBIN -eq 1 ]; then exit 1 ; fi
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# Show the USB device's information to the user:
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if [ $UNATTENDED -eq 0 ]; then
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[ $REFORMAT -eq 1 ] && DOFRMT="format and " || DOFRMT=""
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echo ""
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echo "# We are going to ${DOFRMT}use this device - '$TARGET':"
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echo "# Vendor : $(cat /sys/block/$(basename $TARGET)/device/vendor)"
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echo "# Model : $(cat /sys/block/$(basename $TARGET)/device/model)"
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echo "# Size : $(( $(cat /sys/block/$(basename $TARGET)/size) / 2048)) MB"
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echo "# "
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echo "# FDISK OUTPUT:"
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/sbin/fdisk -l $TARGET | while read LINE ; do echo "# $LINE" ; done
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echo ""
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echo "*** ***"
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echo "*** If this is the wrong drive, then press CONTROL-C now! ***"
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echo "*** ***"
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read -p "Or press ENTER to continue: " JUNK
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# OK... the user was sure about the drive...
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fi
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# Initialize the logfile:
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cat /dev/null > $LOGFILE
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# If we need to format the USB drive, do it now:
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if [ $REFORMAT -eq 1 ]; then
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echo "--- Formatting $TARGET with VFAT partition label '${FATLABEL}'..."
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if [ $UNATTENDED -eq 0 ]; then
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echo "--- Last chance! Press CTRL-C to abort!"
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read -p "Or press ENTER to continue: " JUNK
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fi
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( reformat $TARGET "${FATLABEL}" ) 1>>$LOGFILE 2>&1
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else
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# We do not format the drive, but apply a FAT label if required.
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# Prepare for using mlabel to change the FAT label:
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MTOOLSRCFILE=$(mktemp -p /tmp -t mtoolsrc.XXXXXX)
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echo "drive s: file=\"$TARGETPART\"" > $MTOOLSRCFILE
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echo "mtools_skip_check=1" >> $MTOOLSRCFILE
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if [ -n "$CUSTOMLABEL" ]; then
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# User gave us a FAT label to use, so we will force that upon the drive:
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echo "--- Setting FAT partition label to '$FATLABEL'"
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MTOOLSRC=$MTOOLSRCFILE mlabel s:${FATLABEL}
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elif [ -n "$(/sbin/blkid -t TYPE=vfat -s LABEL -o value $TARGETPART)" ] ; then
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# User did not care, but the USB stick has a FAT label that we will use:
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FATLABEL="$(/sbin/blkid -t TYPE=vfat -s LABEL -o value $TARGETPART)"
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echo "--- Using current FAT partition label '$FATLABEL'"
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else
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# No user-supplied label, nor a drive label present. We apply our default:
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echo "--- Setting FAT partition label to '$FATLABEL'"
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MTOOLSRC=$MTOOLSRCFILE mlabel s:${FATLABEL}
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fi
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# Cleanup:
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rm -f $MTOOLSRCFILE
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fi
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# Create a temporary mount point for the image file:
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mkdir -p /mnt
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MNTDIR1=$(mktemp -d -p /mnt -t img.XXXXXX)
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if [ ! -d $MNTDIR1 ]; then
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echo "*** Failed to create a temporary mount point for the image!"
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exit 1
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else
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chmod 711 $MNTDIR1
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fi
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# Create a temporary mount point for the USB thumb drive partition:
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MNTDIR2=$(mktemp -d -p /mnt -t usb.XXXXXX)
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if [ ! -d $MNTDIR2 ]; then
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echo "*** Failed to create a temporary mount point for the usb thumb drive!"
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exit 1
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else
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chmod 711 $MNTDIR2
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fi
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# Create a temporary directory to extract the initrd if needed:
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MNTDIR3=$(mktemp -d -p /mnt -t initrd.XXXXXX)
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if [ ! -d $MNTDIR3 ]; then
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echo "*** Failed to create a temporary directory to extract the initrd!"
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exit 1
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else
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chmod 711 $MNTDIR3
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fi
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# Mount the image file:
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mount -o loop,ro $USBIMG $MNTDIR1
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# Mount the vfat partition:
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mount -t vfat -o shortname=mixed $TARGETPART $MNTDIR2
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# Do we have space to create a full Slackware USB install medium?
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if [ "$FULLINSTALLER" = "yes" ]; then
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if [ $(df --block=1MB $TARGETPART |grep "^$TARGETPART" |tr -s ' ' |cut -f4 -d' ') -le $MININSFREE ]; then
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echo "*** The partition '$TARGETPART' does not have enough"
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echo "*** free space (${MININSFREE} MB) to create a Slackware installation medium!"
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cleanup
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exit 1
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fi
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fi
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# Check available space for a Slackware USB setup bootdisk:
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USBFREE=$(df -k $TARGETPART |grep "^$TARGETPART" |tr -s ' ' |cut -d' ' -f4)
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IMGSIZE=$(du -k $USBIMG |cut -f1)
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echo "--- Available free space on the the USB drive is $USBFREE KB"
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echo "--- Required free space for installer: $IMGSIZE KB"
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# Exit when the installer image's size does not fit in available space:
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if [ $IMGSIZE -gt $USBFREE ]; then
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echo "*** The USB thumb drive does not have enough free space!"
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# Cleanup and exit:
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cleanup
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exit 1
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fi
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if [ $UNATTENDED -eq 0 ]; then
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# if we are running interactively, warn about overwriting files:
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if [ -n "$REPOSROOT" ]; then
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if [ -d $MNTDIR2/syslinux -o -d $MNTDIR2/$(basename $REPOSROOT) ]; then
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echo "--- Your USB drive contains directories 'syslinux' and/or '$(basename $REPOSROOT)'"
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echo "--- These will be overwritten. Press CTRL-C to abort now!"
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read -p "Or press ENTER to continue: " JUNK
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fi
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else
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if [ -d $MNTDIR2/syslinux ]; then
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echo "--- Your USB drive contains directory 'syslinux'"
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echo "--- This will be overwritten. Press CTRL-C to abort now!"
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read -p "Or press ENTER to continue: " JUNK
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fi
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fi
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fi
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# Copy boot image files to the USB disk:
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echo "--- Copying boot files to the USB drive..."
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cp -R $MNTDIR1/* $MNTDIR2
|
|
|
|
# If we are creating a full Slackware installer, copy the package tree:
|
|
if [ "$FULLINSTALLER" = "yes" ]; then
|
|
# Copy Slackware package tree (no sources) to the USB disk -
|
|
# we already made sure that ${REPOSROOT} does not end with a '/'
|
|
echo "--- Copying Slackware package tree to the USB drive..."
|
|
# --modify-window 2 since some filesystems (e.g. FAT32) can only store
|
|
# timestamps in multiples of 2 seconds. Thanks to jwoithe.
|
|
rsync -rpthDL --delete --modify-window 2 $EXCLUDES $REPOSROOT $MNTDIR2/
|
|
fi
|
|
|
|
# Unmount/remove stuff:
|
|
cleanup
|
|
|
|
# Run syslinux and write a good MBR:
|
|
echo "--- Making the USB drive '$TARGET' bootable..."
|
|
( makebootable $TARGET ) 1>>$LOGFILE 2>&1
|
|
/usr/bin/syslinux $TARGETPART 1>>$LOGFILE 2>&1
|
|
dd if=$MBRBIN of=$TARGET 1>>$LOGFILE 2>&1
|
|
|
|
echo "--- Done."
|
|
|
|
# THE END
|