376 lines
13 KiB
Diff
376 lines
13 KiB
Diff
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From 2b3e22d60246e7c8bfa96a6d7504fb0bfa67e641 Mon Sep 17 00:00:00 2001
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From: Hannes Reinecke <hare@suse.de>
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Date: Fri, 29 Nov 2013 13:13:50 +0100
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Subject: [PATCH] mkinitrd-suse: Add SUSE compability wrapper for dracut
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SUSE has its own mkinitrd system. As the arguments clash
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with the dracut-provided mkinitrd script I've added a new
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mkinitrd-suse.sh wrapper.
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Signed-off-by: Hannes Reinecke <hare@suse.de>
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---
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mkinitrd-suse.sh | 354 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
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1 file changed, 354 insertions(+)
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create mode 100755 mkinitrd-suse.sh
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diff --git a/mkinitrd-suse.sh b/mkinitrd-suse.sh
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new file mode 100755
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index 0000000..d20270a
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--- /dev/null
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+++ b/mkinitrd-suse.sh
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@@ -0,0 +1,354 @@
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+#!/bin/bash --norc
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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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+# mkinitrd compability wrapper for SUSE.
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+#
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+# Copyright (c) 2013 SUSE Linux Products GmbH. All rights reserved.
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+#
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation; either version 2 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program. If not, see <http://www.gnu.org/licenses/>.
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+#
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+
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+boot_dir="/boot"
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+quiet=0
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+host_only=1
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+force=0
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+logfile=/var/log/YaST2/mkinitrd.log
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+dracut_cmd=dracut
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+
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+error() { echo "$@" >&2; }
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+
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+usage () {
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+ [[ $1 = '-n' ]] && cmd=echo || cmd=error
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+
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+ $cmd "usage: ${0##*/} [options]"
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+ $cmd ""
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+ $cmd " Create initial ramdisk images that contain all kernel modules needed"
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+ $cmd " in the early boot process, before the root file system becomes"
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+ $cmd " available."
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+ $cmd " This usually includes SCSI and/or RAID modules, a file system module"
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+ $cmd " for the root file system, or a network interface driver module for dhcp."
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+ $cmd ""
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+ $cmd " options:"
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+ $cmd " -f \"feature list\" Features to be enabled when generating initrd."
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+ $cmd " Available features are:"
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+ $cmd " iscsi, md, multipath, lvm, lvm2,"
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+ $cmd " ifup, fcoe, dcbd"
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+ $cmd " -k \"kernel list\" List of kernel images for which initrd files are"
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+ $cmd " created. Defaults to all kernels found in /boot."
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+ $cmd " -i \"initrd list\" List of file names for the initrd; position have"
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+ $cmd " match to \"kernel list\". Defaults to all kernels"
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+ $cmd " found in /boot."
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+ $cmd " -b boot_dir Boot directory. Defaults to /boot."
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+ $cmd " -t tmp_dir Temporary directory. Defaults to /var/tmp."
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+ $cmd " -M map System.map file to use."
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+ $cmd " -A Create a so called \"monster initrd\" which"
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+ $cmd " includes all features and modules possible."
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+ $cmd " -B Do not update bootloader configuration."
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+ $cmd " -v Verbose mode."
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+ $cmd " -L Disable logging."
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+ $cmd " -h This help screen."
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+ $cmd " -m \"module list\" Modules to include in initrd. Defaults to the"
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+ $cmd " INITRD_MODULES variable in /etc/sysconfig/kernel"
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+ $cmd " -u \"DomU module list\" Modules to include in initrd. Defaults to the"
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+ $cmd " DOMU_INITRD_MODULES variable in"
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+ $cmd " /etc/sysconfig/kernel."
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+ $cmd " -d root_device Root device. Defaults to the device from"
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+ $cmd " which / is mounted. Overrides the rootdev"
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+ $cmd " enviroment variable if set."
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+ $cmd " -j device Journal device"
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+ $cmd " -D interface Run dhcp on the specified interface."
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+ $cmd " -I interface Configure the specified interface statically."
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+ $cmd " -a acpi_dsdt Attach compiled ACPI DSDT (Differentiated"
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+ $cmd " System Description Table) to initrd. This"
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+ $cmd " replaces the DSDT of the BIOS. Defaults to"
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+ $cmd " the ACPI_DSDT variable in /etc/sysconfig/kernel."
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+ $cmd " -s size Add splash animation and bootscreen to initrd."
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+
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+ [[ $1 = '-n' ]] && exit 0
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+ exit 1
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+}
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+
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+# Little helper function for reading args from the commandline.
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+# it automatically handles -a b and -a=b variants, and returns 1 if
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+# we need to shift $3.
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+read_arg() {
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+ # $1 = arg name
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+ # $2 = arg value
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+ # $3 = arg parameter
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+ param="$1"
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+ local rematch='^[^=]*=(.*)$' result
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+ if [[ $2 =~ $rematch ]]; then
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+ read "$param" <<< "${BASH_REMATCH[1]}"
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+ else
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+ for ((i=3; $i <= $#; i++)); do
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+ # Only read next arg if it not an arg itself.
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+ if [[ ${@:$i:1} = -* ]];then
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+ break
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+ fi
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+ result="$result ${@:$i:1}"
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+ # There is no way to shift our callers args, so
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+ # return "no of args" to indicate they should do it instead.
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+ done
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+ read "$1" <<< "$result"
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+ return $(($i - 3))
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+ fi
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+}
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+
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+# Helper functions to calculate ipconfig command line
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+calc_netmask() {
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+ local prefix=$1
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+
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+ [ -z "$prefix" ] && return
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+ mask=$(echo "(2 ^ 32) - (2 ^ $prefix)" | bc -l)
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+ byte1=$(( mask >> 24 ))
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+ byte2=$(( mask >> 16 ))
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+ byte3=$(( mask >> 8 ))
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+ byte4=$(( mask & 0xff ))
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+ netmask=$(printf "%d.%d.%d.%d" $(( byte1 & 0xff )) $(( byte2 & 0xff )) $(( byte3 & 0xff )) $byte4);
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+
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+ echo $netmask
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+}
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+
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+ipconfig() {
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+ local interface=$1
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+ local iplink macaddr broadcast gateway ipaddr prefix netmask
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+
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+ iplink=$(ip addr show dev $interface | sed -n 's/ *inet \(.*\) brd.*/\1/p')
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+ macaddr=$(ip addr show dev $interface | sed -n 's/.*ether \(.*\) brd.*/\1/p')
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+ broadcast=$(ip addr show dev $interface | sed -n 's/.*brd \(.*\) scope.*/\1/p')
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+ gateway=$(ip route show dev $interface | sed -n 's/default via \([0-9\.]*\).*/\1/p')
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+
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+ ipaddr=${iplink%%/*}
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+ prefix=${iplink##*/}
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+ netmask=$(calc_netmask $prefix)
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+
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+ echo "${ipaddr}:${serveraddr}:${gateway}:${netmask}:${hostname}:${interface}:none::${macaddr}"
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+}
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+
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+is_xen_kernel() {
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+ local kversion=$1
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+ local root_dir=$2
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+ local cfg
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+
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+ for cfg in ${root_dir}/boot/config-$kversion $root_dir/lib/modules/$kversion/build/.config
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+ do
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+ test -r $cfg || continue
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+ grep -q "^CONFIG_XEN=y\$" $cfg
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+ return
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+ done
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+ test $kversion != "${kversion%-xen*}"
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+ return
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+}
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+
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+
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+# Taken over from SUSE mkinitrd
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+default_kernel_images() {
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+ local regex kernel_image kernel_version version_version initrd_image
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+ local qf='%{NAME}-%{VERSION}-%{RELEASE}\n'
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+
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+ case "$(uname -m)" in
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+ s390|s390x)
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+ regex='image'
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+ ;;
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+ ppc|ppc64)
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+ regex='vmlinux'
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+ ;;
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+ i386|x86_64)
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+ regex='vmlinuz'
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+ ;;
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+ arm*)
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+ regex='[uz]Image'
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+ ;;
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+ aarch64)
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+ regex='Image'
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+ ;;
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+ *) regex='vmlinu.'
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+ ;;
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+ esac
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+
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+ kernel_images=""
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+ initrd_images=""
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+ for kernel_image in $(ls $boot_dir \
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+ | sed -ne "\|^$regex\(-[0-9.]\+-[0-9]\+-[a-z0-9]\+$\)\?|p" \
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+ | grep -v kdump$ ) ; do
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+
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+ # Note that we cannot check the RPM database here -- this
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+ # script is itself called from within the binary kernel
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+ # packages, and rpm does not allow recursive calls.
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+
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+ [ -L "$boot_dir/$kernel_image" ] && continue
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+ [ "${kernel_image%%.gz}" != "$kernel_image" ] && continue
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+ kernel_version=$(/usr/bin/get_kernel_version \
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+ $boot_dir/$kernel_image 2> /dev/null)
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+ initrd_image=$(echo $kernel_image | sed -e "s|${regex}|initrd|")
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+ if [ "$kernel_image" != "$initrd_image" -a \
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+ -n "$kernel_version" -a \
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+ -d "/lib/modules/$kernel_version" ]; then
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+ kernel_images="$kernel_images $boot_dir/$kernel_image"
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+ initrd_images="$initrd_images $boot_dir/$initrd_image"
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+ fi
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+ done
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+ for kernel_image in $kernel_images;do
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+ kernels="$kernels ${kernel_image#*-}"
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+ done
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+ for initrd_image in $initrd_images;do
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+ targets="$targets $initrd_image"
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+ done
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+ host_only=1
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+ force=1
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+}
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+
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+while (($# > 0)); do
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+ case ${1%%=*} in
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+ -f) read_arg feature_list "$@" || shift $?
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+ # Could be several features
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+ ;;
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+ -k) # Would be nice to get a list of images here
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+ read_arg kernel_images "$@" || shift $?
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+ for kernel_image in $kernel_images;do
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+ kernels="$kernels ${kernel_image#*-}"
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+ done
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+ host_only=1
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+ force=1
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+ ;;
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+ -i) read_arg initrd_images "$@" || shift $?
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+ for initrd_image in $initrd_images;do
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+ # Check if the initrd_image contains a path.
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+ # if not, then add the default boot_dir
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+ dname=`dirname $initrd_image`
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+ if [ "$dname" == "." ]; then
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+ targets="$targets $boot_dir/$initrd_image";
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+ else
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+ targets="$targets $initrd_image";
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+ fi
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+ done
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+ ;;
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+ -b) read_arg boot_dir "$@" || shift $?
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+ if [ ! -d $boot_dir ];then
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+ error "Boot directory $boot_dir does not exist"
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+ exit 1
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+ fi
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+ ;;
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+ -t) read_arg tmp_dir "$@" || shift $?
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+ dracut_args="${dracut_args} --tmpdir $tmp_dir"
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+ ;;
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+ -M) read_arg map_file "$@" || shift $?
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+ ;;
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+ -A) host_only=0;;
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+ -B) skip_update_bootloader=1;;
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+ -v|--verbose) dracut_args="${dracut_args} -v";;
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+ -L) logfile=;;
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+ -h|--help) usage -n;;
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+ -m) read_arg module_list "$@" || shift $? ;;
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+ -u) read_arg domu_module_list "$@" || shift $?
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+ echo "mkinitrd: DomU modules not yet supported" ;;
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+ -d) read_arg rootfs "$@" || shift $?
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+ dracut_args="${dracut_args} --filesystems $rootfs" ;;
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+ -D) read_arg dhcp_if "$@" || shift $?
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+ dracut_cmdline="${dracut_cmdline} ip=${dhcp_if}:dhcp"
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+ ;;
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+ -I) read_arg static_if "$@" || shift $?
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+ dracut_cmdline="${dracut_cmdline} ip=$(ipconfig $static_if)":
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+ ;;
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+ -a) read_arg acpi_dsdt "$@" || shift $?
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+ echo "mkinitrd: custom DSDT not yet supported"
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+ exit 1
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+ ;;
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+ -s) read_arg boot_splash "$@" || shift $?
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+ echo "mkinitrd: boot splash not yet supported"
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+ exit 1
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+ ;;
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+ -V) echo "mkinitrd: vendor scipts are no longer supported"
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+ exit 1;;
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+ --dracut)
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+ read_arg dracut_cmd "$@" || shift $? ;;
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+ --version|-R)
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+ echo "mkinitrd: dracut compatibility wrapper"
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+ exit 0;;
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+ --force) force=1;;
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+ --quiet|-q) quiet=1;;
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+ *) if [[ ! $targets ]]; then
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+ targets=$1
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+ elif [[ ! $kernels ]]; then
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+ kernels=$1
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+ else
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+ usage
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+ fi;;
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+ esac
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+ shift
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+done
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+
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+[[ $targets && $kernels ]] || default_kernel_images
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+[[ $targets && $kernels ]] || (error "No kernel found in $boot_dir" && usage)
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+
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+# We can have several targets/kernels, transform the list to an array
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+targets=( $targets )
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+[[ $kernels ]] && kernels=( $kernels )
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+
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+[[ $logfile ]] && dracut_args="${dracut_args} --logfile $logfile"
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+[[ $host_only == 1 ]] && dracut_args="${dracut_args} --hostonly"
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+[[ $force == 1 ]] && dracut_args="${dracut_args} --force"
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+[[ $dracut_cmdline ]] && dracut_args="${dracut_args} --kernel-cmdline ${dracut_cmdline}"
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+[ -z "$(type -p update-bootloader)" ] && skip_update_bootloader=1
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+
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+# Update defaults from /etc/sysconfig/kernel
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+if [ -f /etc/sysconfig/kernel ] ; then
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+ . /etc/sysconfig/kernel
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+fi
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+[[ $module_list ]] || module_list="${INITRD_MODULES}"
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+basicmodules="$basicmodules ${module_list}"
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+[[ $domu_module_list ]] || domu_module_list="${DOMU_INITRD_MODULES}"
|
||
|
|
+[[ $acpi_dsdt ]] || acpi_dsdt="${ACPI_DSDT}"
|
||
|
|
+
|
||
|
|
+echo "Creating: target|kernel|dracut args|basicmodules "
|
||
|
|
+for ((i=0 ; $i<${#targets[@]} ; i++)); do
|
||
|
|
+
|
||
|
|
+ if [[ $img_vers ]];then
|
||
|
|
+ target="${targets[$i]}-${kernels[$i]}"
|
||
|
|
+ else
|
||
|
|
+ target="${targets[$i]}"
|
||
|
|
+ fi
|
||
|
|
+ kernel="${kernels[$i]}"
|
||
|
|
+
|
||
|
|
+ # Duplicate code: No way found how to redirect output based on $quiet
|
||
|
|
+ if [[ $quiet == 1 ]];then
|
||
|
|
+ echo "$target|$kernel|$dracut_args|$basicmodules"
|
||
|
|
+ if is_xen_kernel $kernel $rootfs ; then
|
||
|
|
+ basicmodules="$basicmodules ${domu_module_list}"
|
||
|
|
+ fi
|
||
|
|
+ if [[ $basicmodules ]]; then
|
||
|
|
+ $dracut_cmd $dracut_args --add-drivers "$basicmodules" "$target" \
|
||
|
|
+ "$kernel" &>/dev/null
|
||
|
|
+ else
|
||
|
|
+ $dracut_cmd $dracut_args "$target" "$kernel" &>/dev/null
|
||
|
|
+ fi
|
||
|
|
+ else
|
||
|
|
+ if is_xen_kernel $kernel $rootfs ; then
|
||
|
|
+ basicmodules="$basicmodules ${domu_module_list}"
|
||
|
|
+ fi
|
||
|
|
+ if [[ $basicmodules ]]; then
|
||
|
|
+ $dracut_cmd $dracut_args --add-drivers "$basicmodules" "$target" \
|
||
|
|
+ "$kernel"
|
||
|
|
+ else
|
||
|
|
+ $dracut_cmd $dracut_args "$target" "$kernel"
|
||
|
|
+ fi
|
||
|
|
+ fi
|
||
|
|
+done
|
||
|
|
+
|
||
|
|
+if [ "$skip_update_bootloader" ] ; then
|
||
|
|
+ echo 2>&1 "Did not refresh the bootloader. You might need to refresh it manually."
|
||
|
|
+else
|
||
|
|
+ update-bootloader --refresh
|
||
|
|
+fi
|