578 lines
14 KiB
Diff
578 lines
14 KiB
Diff
From b6632d616f8edbbb9406c6105264b1f646b9a97f Mon Sep 17 00:00:00 2001
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From: Harald Hoyer <harald@redhat.com>
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Date: Mon, 25 Jul 2011 18:01:02 +0200
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Subject: [PATCH] dracut-update-initramfs: removed on request of the debian
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maintainer
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---
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dracut-update-initramfs | 560 -----------------------------------------------
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1 files changed, 0 insertions(+), 560 deletions(-)
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delete mode 100755 dracut-update-initramfs
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diff --git a/dracut-update-initramfs b/dracut-update-initramfs
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deleted file mode 100755
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index 259c774..0000000
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--- a/dracut-update-initramfs
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+++ /dev/null
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@@ -1,560 +0,0 @@
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-#!/bin/bash
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-# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
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-# ex: ts=8 sw=4 sts=4 et filetype=sh
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-
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-STATEDIR=/var/lib/dracut
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-BOOTDIR=/boot
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-CONF=/etc/dracut.conf
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-KPKGCONF=/etc/kernel-img.conf
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-USETRIGGERS=true
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-mode=""
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-version=""
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-
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-set -e
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-
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-if $USETRIGGERS \
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- && [ x"$DPKG_MAINTSCRIPT_PACKAGE" != x ] \
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- && [ $# = 1 ] \
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- && [ x"$1" = x-u ] \
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- && dpkg-trigger --check-supported 2>/dev/null
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-then
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- if dpkg-trigger --no-await update-initramfs; then
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- echo "dracut-update-initramfs: deferring update (trigger activated)"
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- exit 0
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- fi
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-fi
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-
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-usage()
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-{
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- if [ -n "${1}" ]; then
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- printf "${@}\n\n" >&2
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- fi
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- cat >&2 << EOF
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-Usage: ${0} [OPTION]...
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-
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-Options:
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- -k [version] Specify kernel version or 'all'
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- -c Create a new initramfs
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- -u Update an existing initramfs
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- -d Remove an existing initramfs
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- -t Take over a custom initramfs with this one
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- -b Set alternate boot directory
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- -v Be verbose
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- -h This message
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-
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-EOF
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- exit 1
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-}
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-
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-# chroot check
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-chrooted()
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-{
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- # borrowed from udev's postinst
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- if [ "$(stat -c %d/%i /)" = "$(stat -Lc %d/%i /proc/1/root 2>/dev/null)" ]; then
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- # the devicenumber/inode pair of / is the same as that of
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- # /sbin/init's root, so we're *not* in a chroot and hence
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- # return false.
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- return 1
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- fi
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- return 0
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-}
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-
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-mild_panic()
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-{
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- if [ -n "${1}" ]; then
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- printf "${@}\n" >&2
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- fi
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- exit 0
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-}
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-
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-panic()
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-{
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- if [ -n "${1}" ]; then
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- printf "${@}\n" >&2
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- fi
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- exit 1
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-}
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-
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-verbose()
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-{
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- if [ "${verbose}" = 1 ]; then
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- printf "${@}\n"
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- fi
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-}
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-
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-version_exists()
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-{
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- [ -e "${STATEDIR}/${1}" ] && [ -e "${initramfs}" ]
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- return $?
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-}
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-
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-set_initramfs()
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-{
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- initramfs="${BOOTDIR}/dracut.img-${version}"
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-}
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-
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-
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-# backup initramfs while running
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-backup_initramfs()
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-{
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- [ ! -r "${initramfs}" ] && return 0
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- initramfs_bak="${initramfs}.dpkg-bak"
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- [ -r "${initramfs_bak}" ] && rm -f "${initramfs_bak}"
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- ln -f "${initramfs}" "${initramfs_bak}" \
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- || cp -a "${initramfs}" "${initramfs_bak}"
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- verbose "Keeping ${initramfs_bak}"
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-}
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-
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-# keep booted initramfs
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-backup_booted_initramfs()
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-{
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- initramfs_bak="${initramfs}.dpkg-bak"
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-
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- # first time run thus no backup
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- [ ! -r "${initramfs_bak}" ] && return 0
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-
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- # chroot with no /proc
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- [ ! -r /proc/uptime ] && rm -f "${initramfs_bak}" && return 0
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-
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- # no kept backup wanted
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- [ "${backup_initramfs}" = "no" ] && rm -f "${initramfs_bak}" && return 0
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-
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- # no backup yet
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- if [ ! -r "${initramfs}.bak" ]; then
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- mv -f ${initramfs_bak} "${initramfs}.bak"
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- verbose "Backup ${initramfs}.bak"
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- return 0
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- fi
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-
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- # keep booted initramfs
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- uptime_days=$(awk '{printf "%d", $1 / 3600 / 24}' /proc/uptime)
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- if [ -n "$uptime_days" ]; then
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- boot_initramfs=$(find "${initramfs}.bak" -mtime +${uptime_days})
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- fi
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- if [ -n "${boot_initramfs}" ]; then
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- mv -f "${initramfs_bak}" "${initramfs}.bak"
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- verbose "Backup ${initramfs}.bak"
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- return 0
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- fi
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- verbose "Removing current backup ${initramfs_bak}"
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- rm -f ${initramfs_bak}
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-}
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-
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-# nuke generated copy
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-remove_initramfs()
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-{
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- [ -z "${initramfs_bak}" ] && return 0
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- rm -f "${initramfs_bak}"
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- verbose "Removing ${initramfs_bak}"
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-}
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-
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-
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-generate_initramfs()
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-{
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- echo "dracut-update-initramfs: Generating ${initramfs}"
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- OPTS=""
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- if [ "${verbose}" = 1 ]; then
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- OPTS="-v ${OPTS}"
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- fi
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- ##WORK HERE!
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- if dracut ${OPTS} "${initramfs}.new" "${version}"; then
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- mv -f "${initramfs}.new" "${initramfs}"
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- set_sha1
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- else
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- mkinitramfs_return="$?"
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- remove_initramfs
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- rm -f "${initramfs}.new"
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- if [ "$mkinitramfs_return" = "2" ]; then
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- # minversion wasn't met, exit 0
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- exit 0
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- fi
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- echo "update-initramfs: failed for ${initramfs}"
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- exit $mkinitramfs_return
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- fi
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-}
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-
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-# lilo call
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-run_lilo()
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-{
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- # show lilo errors on failure
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- if ! lilo -t > /dev/null 2>&1 ; then
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- echo "ERROR lilo fails for new ${initramfs}:"
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- echo
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- lilo -t
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- fi
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- lilo
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-}
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-
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-# check if lilo is on mbr
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-mbr_check()
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-{
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- # try to discover grub|grub2 and be happy
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- [ -r /boot/grub/grub.cfg ] \
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- && groot=$(awk '/^set root=/{print substr($2, 7, 3); exit}' \
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- /boot/grub/grub.cfg)
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- [ -r /boot/grub/menu.lst ] \
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- && groot=$(awk '/^root/{print substr($2, 2, 3); exit}' \
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- /boot/grub/menu.lst)
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- [ -e /boot/grub/device.map ] && [ -n "${groot}" ] \
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- && dev=$(awk "/${groot}/{ print \$NF}" /boot/grub/device.map)
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- [ -n "${dev}" ] && [ -r ${dev} ] \
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- && dd if="${dev}" bs=512 skip=0 count=1 2> /dev/null \
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- | grep -q GRUB && return 0
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-
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- # check out lilo.conf for validity
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- boot=$(awk -F = '/^boot=/{ print $2}' /etc/lilo.conf)
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- [ -z "${boot}" ] && return 0
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- case ${boot} in
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- /dev/md/*)
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- if [ -r /proc/mdstat ]; then
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- MD=${boot#/dev/md/}
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- boot="/dev/$(awk "/^md${MD}/{print substr(\$5, 1, 3)}" \
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- /proc/mdstat)"
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- fi
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- ;;
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- /dev/md*)
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- if [ -r /proc/mdstat ]; then
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- MD=${boot#/dev/}
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- boot="/dev/$(awk "/^${MD}/{print substr(\$5, 1, 3)}" \
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- /proc/mdstat)"
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- fi
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- ;;
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- esac
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- [ ! -r "${boot}" ] && return 0
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- dd if="${boot}" bs=512 skip=0 count=1 2> /dev/null | grep -q LILO \
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- && run_lilo && return 0
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-
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- # no idea which bootloader is used
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- echo
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- echo "WARNING: grub and lilo installed."
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- echo "If you use grub as bootloader everything is fine."
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- echo "If you use lilo as bootloader you must run lilo!"
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- echo
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-}
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-
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-# Invoke bootloader
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-run_bootloader()
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-{
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- # if both lilo and grub around, figure out if lilo needs to be run
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- if ( command -v update-grub >/dev/null 2>&1 \
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- || [ -e /boot/grub/menu.lst ] || [ -e /boot/grub/grub.cfg ] ) \
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- && ( [ -e /etc/lilo.conf ] && command -v lilo >/dev/null 2>&1 ); then
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- [ -r "${KPKGCONF}" ] && \
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- do_b=$(awk '/^do_bootloader/{print $3}' "${KPKGCONF}")
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- if [ "${do_b}" = "yes" ] || [ "${do_b}" = "Yes" ] \
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- || [ "${do_b}" = "YES" ]; then
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- run_lilo
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- return 0
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- elif [ "${do_b}" = "no" ] || [ "${do_b}" = "No" ] \
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- || [ "${do_b}" = "NO" ]; then
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- return 0
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- fi
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-
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- # do_bootloader unconfigured
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- mbr_check
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- return 0
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- fi
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- if [ -r /etc/lilo.conf ] && command -v lilo >/dev/null 2>&1; then
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- run_lilo
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- return 0
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- fi
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- if command -v elilo >/dev/null 2>&1; then
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- elilo
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- return 0
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- fi
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- if [ -r /etc/zipl.conf ]; then
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- zipl
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- fi
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- if flash-kernel --supported >/dev/null 2>&1; then
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- flash-kernel ${version}
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- fi
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-}
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-
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-compare_sha1()
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-{
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- sha1sum "${initramfs}" | diff "${STATEDIR}/${version}" - >/dev/null 2>&1
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- return $?
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-}
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-
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-# Note that this must overwrite so that updates work.
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-set_sha1()
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-{
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- sha1sum "${initramfs}" > "${STATEDIR}/${version}"
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-}
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-
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-delete_sha1()
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-{
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- rm -f "${STATEDIR}/${version}"
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-}
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-
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-# ro /boot is not modified
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-ro_boot_check()
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-{
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- # check irrelevant inside of a chroot
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- if [ ! -r /proc/mounts ] || chrooted; then
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- return 0
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- fi
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-
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- boot_opts=$(awk '/boot/{if ((match($4, /^ro/) || match($4, /,ro/)) \
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- && $2 == "/boot") print "ro"}' /proc/mounts)
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- if [ -n "${boot_opts}" ]; then
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- echo "WARNING: /boot is ro mounted."
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- echo "update-initramfs: Not updating ${initramfs}"
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- exit 0
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- fi
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-}
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-
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-get_sorted_versions()
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-{
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- version_list=""
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-
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- for gsv_x in "${STATEDIR}"/*; do
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- gsv_x="$(basename "${gsv_x}")"
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- if [ "${gsv_x}" = '*' ]; then
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- return 0
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- fi
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- worklist=""
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- for gsv_i in $version_list; do
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- if dpkg --compare-versions "${gsv_x}" '>' "${gsv_i}"; then
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- worklist="${worklist} ${gsv_x} ${gsv_i}"
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- gsv_x=""
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- else
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- worklist="${worklist} ${gsv_i}"
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- fi
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- done
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- if [ "${gsv_x}" != "" ]; then
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- worklist="${worklist} ${gsv_x}"
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- fi
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- version_list="${worklist}"
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- done
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-
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- verbose "Available versions: ${version_list}"
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-}
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-
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-set_current_version()
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-{
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- if [ -f /boot/dracut.img-`uname -r` ]; then
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- version=`uname -r`
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- fi
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-}
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-
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-set_linked_version()
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-{
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- if [ -e /initrd.img ] && [ -L /initrd.img ]; then
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- linktarget="$(basename "$(readlink /initrd.img)")"
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- fi
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-
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- if [ -e /boot/initrd.img ] && [ -L /boot/initrd.img ]; then
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- linktarget="$(basename "$(readlink /boot/initrd.img)")"
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- fi
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-
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- if [ -z "${linktarget}" ]; then
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- return
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- fi
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-
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- version="${linktarget##*img-}"
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-}
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-
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-set_highest_version()
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-{
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- get_sorted_versions
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- set -- ${version_list}
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- version=${1}
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-}
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-
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-create()
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-{
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- if [ -z "${version}" ]; then
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- usage "Create mode requires a version argument"
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- fi
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-
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- set_initramfs
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-
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- if [ "${takeover}" = 0 ]; then
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- if version_exists "${version}"; then
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- panic "Cannot create version ${version}: already exists"
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- fi
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-
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- if [ -e "${initramfs}" ]; then
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- panic "${initramfs} already exists, cannot create."
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- fi
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- fi
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-
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- generate_initramfs
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-}
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-
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-update()
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-{
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- if [ "${update_initramfs}" = "no" ]; then
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- echo "update-initramfs: Not updating initramfs."
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- exit 0
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- fi
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-
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- if [ -z "${version}" ]; then
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- set_highest_version
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- fi
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-
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- if [ -z "${version}" ]; then
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- set_linked_version
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- fi
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-
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- if [ -z "${version}" ]; then
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- set_current_version
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- fi
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-
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- if [ -z "${version}" ]; then
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- verbose "Nothing to do, exiting."
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- exit 0
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- fi
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-
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- set_initramfs
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-
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- ro_boot_check
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-
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- altered_check
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-
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- backup_initramfs
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-
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- generate_initramfs
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-
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- run_bootloader
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-
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- backup_booted_initramfs
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-}
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-
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-delete()
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-{
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- if [ -z "${version}" ]; then
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- usage "Delete mode requires a version argument"
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- fi
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-
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- set_initramfs
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-
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- if [ ! -e "${initramfs}" ]; then
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- panic "Cannot delete ${initramfs}, doesn't exist."
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- fi
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-
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- if ! version_exists "${version}"; then
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- panic "Cannot delete version ${version}: Not created by this utility."
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- fi
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-
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- altered_check
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-
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- echo "update-initramfs: Deleting ${initramfs}"
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-
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- delete_sha1
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-
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- rm -f "${initramfs}"
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-}
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-
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-# Check for update mode on existing and modified initramfs
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-altered_check()
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-{
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- # No check on takeover
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- [ "${takeover}" = 1 ] && return 0
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- if [ ! -e "${initramfs}" ]; then
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- mild_panic "${initramfs} does not exist. Cannot update."
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- fi
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- if ! compare_sha1; then
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- echo "update-initramfs: ${initramfs} has been altered." >&2
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- mild_panic "update-initramfs: Cannot update. Override with -t option."
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- fi
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-}
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-
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-# Defaults
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-verbose=0
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-yes=0
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-# We default to takeover=1 in Ubuntu, but not Debian
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-takeover=0
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-
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-##
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-
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-while getopts "k:cudyvtb:h?" flag; do
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- case "${flag}" in
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- k)
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- version="${OPTARG}"
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- ;;
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- c)
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- mode="c"
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- ;;
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- d)
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- mode="d"
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- ;;
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- u)
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- mode="u"
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- ;;
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- v)
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- verbose="1"
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- ;;
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- y)
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- yes="1"
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- ;;
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- t)
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- takeover="1"
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- ;;
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- b)
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- BOOTDIR="${OPTARG}"
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- if [ ! -d "${BOOTDIR}" ]; then
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- echo "Error: ${BOOTDIR} is not a directory."
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- exit 1
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- fi
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- ;;
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- h|?)
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- usage
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- ;;
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- esac
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-done
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-
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-shift $((${OPTIND} - 1))
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-
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-if [ $# -ne 0 ]; then
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- echo "Invalid argument for option -k."
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|
- usage
|
|
-fi
|
|
-
|
|
-# Validate arguments
|
|
-if [ -z "${mode}" ]; then
|
|
- usage "You must specify at least one of -c, -u, or -d."
|
|
-fi
|
|
-
|
|
-if [ "${version}" = "all" ] \
|
|
- || ( [ "${update_initramfs}" = "all" ] && [ -z "${version}" ] ); then
|
|
- : FIXME check for --yes, and if not ask are you sure
|
|
- get_sorted_versions
|
|
- if [ -z "${version_list}" ]; then
|
|
- verbose "Nothing to do, exiting."
|
|
- exit 0
|
|
- fi
|
|
-
|
|
- OPTS="-b ${BOOTDIR}"
|
|
- if [ "${verbose}" = "1" ]; then
|
|
- OPTS="${OPTS} -v"
|
|
- fi
|
|
- if [ "${takeover}" = "1" ]; then
|
|
- OPTS="${OPTS} -t"
|
|
- fi
|
|
- if [ "${yes}" = "1" ]; then
|
|
- OPTS="${OPTS} -y"
|
|
- fi
|
|
- for u_version in ${version_list}; do
|
|
- # Don't stop if one version doesn't work.
|
|
- set +e
|
|
- verbose "Execute: ${0} -${mode} -k \"${u_version}\" ${OPTS}"
|
|
- "${0}" -${mode} -k "${u_version}" ${OPTS}
|
|
- set -e
|
|
- done
|
|
- exit 0
|
|
-fi
|
|
-
|
|
-
|
|
-case "${mode}" in
|
|
- c)
|
|
- create
|
|
- ;;
|
|
- d)
|
|
- delete
|
|
- ;;
|
|
- u)
|
|
- update
|
|
- ;;
|
|
-esac
|