Contents of /trunk/grubby/new-kernel-pkg

#!/bin/bash
# $Id$
#
# new-kernel-pkg
# Invoked upon installation or removal of a kernel package, the following
# tasks are/can be done here:
# creation/removal of initrd
# run of depmod/removal of depmod generated files
# addition/removal of kernel images from grub/lilo configuration (via grubby)
#
# Copyright 2002-2008 Red Hat, Inc.  All rights reserved.
# modified for Magellan-Linux by Niels Rogalla <niro@magellan-linux.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

PATH=/sbin:/bin:$PATH

lilo=/sbin/lilo

# some defaults that are sane for most arches
kernelName=kernel

if [ -x ./grubby ]
then
	grubby=./grubby
else
	grubby=/sbin/grubby
fi

[ -f /etc/conf.d/grubby ] && . /etc/conf.d/grubby

cfgGrub=""
cfgLilo=""
runLilo=""
grubConfig=""

ARCH=$(uname -m)

if [[ ${ARCH} = ia64 ]]
then
	liloConfig=/boot/efi/EFI/redhat/elilo.conf
	bootPrefix=/boot/efi/EFI/redhat
	liloFlag=elilo
	isx86=""
elif [[ ${ARCH} = ppc64 ]] || [[ ${ARCH} = ppc ]]
then
	liloConfig=/etc/yaboot.conf
	bootPrefix=/boot
	lilo=/sbin/ybin
	liloFlag=yaboot
	runLilo="yes"
	isx86=""
elif [[ ${ARCH} = sparc ]] || [[ ${ARCH} = sparc64 ]]
then
	liloConfig=/etc/silo.conf
	bootPrefix=/boot
	liloFlag=silo
	lilo=/sbin/silo
	isx86=""
elif [[ ${ARCH} = s390 ]] || [[ ${ARCH} = s390x ]]
then
	liloConfig=/etc/zipl.conf
	bootPrefix=/boot
	liloFlag=zipl
	lilo=/sbin/zipl
	runLilo="yes"
	isx86=""
else
	# this leaves i?86 and x86_64
	liloConfig=/etc/lilo.conf
	grubConfig=/boot/grub/grub.conf
	bootPrefix=/boot
	liloFlag=lilo
	isx86="yes"
fi

mode=""
version=""
initrd=""
initrdfile=""
moddep=""
verbose=""
makedefault=""
package=""
mbkernel=""
mbargs=""

usage()
{
	echo "Usage: $(basename $0) [-v] [--mkinitrd] [--rminitrd]" >&2
	echo "       [--initrdfile=<initrd-image>] [--depmod] [--rmmoddep]" >&2
	echo "       [--kernel-args=<args>] [--remove-args=<args>]" >&2
	echo "       [--banner=<banner>] [--multiboot=multiboot]" >&2
	echo "       [--mbargs=mbargs] [--make-default]" >&2
	echo "       <--install | --remove | --update> <kernel-version>" >&2
	echo "       (ex: $(basename $0) --mkinitrd --depmod --install 2.4.7-2)" >&2
	exit 1
}

run_grub2()
{
	if [ -d /boot/grub2 -a -x /sbin/grub2-mkconfig ]
	then
		cp /boot/grub2/grub.cfg /boot/grub2/grub.cfg.old
		/sbin/grub2-mkconfig -o /boot/grub2/grub.cfg
	fi
}

install()
{
	# XXX kernel should be able to be specified also (or work right on ia64)
	if [ ! -f ${bootPrefix}/${kernelName}-${version} ]
	then
		[[ -n ${verbose} ]] && echo "kernel for ${version} does not exist, not running grubby"
		return
	fi

	INITRD=""
	if [ -f ${initrdfile} ]
	then
		[[ -n ${verbose} ]] && echo "found ${initrdfile} and using it with grubby"
		INITRD="--initrd ${initrdfile}"
	fi

	# FIXME: is this a good heuristic to find out if we're on iSeries?
	if [ -d /proc/iSeries ]
	then
		[[ -n ${verbose} ]] && echo "On an iSeries, just making img file"
		if [[ -z ${initrdfile} ]]
		then
			[[ -n ${verbose} ]] && echo "No initrd, just adding system map"
			/sbin/addSystemMap ${bootPrefix}/System.map-${version} ${bootPrefix}/${kernelName}-${version} ${bootPrefix}/vmlinitrd-${version}
		else
			/sbin/addSystemMap ${bootPrefix}/System.map-${version} ${bootPrefix}/${kernelName}-${version} ${bootPrefix}/vmlinux.sm-${version}
			/sbin/addRamDisk ${initrdfile} ${bootPrefix}/System.map-${version} ${bootPrefix}/vmlinux.sm-${version} ${bootPrefix}/vmlinitrd-${version} 2>/dev/null
			rm ${bootPrefix}/vmlinux.sm-${version}
		fi
		return
	fi

	# Run grub2's configuration update in parallel, if it is installed
	run_grub2

	# get the root filesystem to use
	rootdevice=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/") { print $1; }}' /etc/fstab)

	if [[ -n ${mbkernel} ]] && [[ -n ${cfgLilo} ]] && [[ ${liloFlag} != elilo ]]
	then
		[[ -n ${verbose} ]] && echo "multiboot specified, not updating lilo.conf"
		cfgLilo=""
	fi

	if [[ -n ${cfgGrub} ]]
	then
		[[ -n ${verbose} ]] && echo "adding ${version} to ${grubConfig}"

		if [[ -n ${banner} ]]
		then
			title="${banner} (${version})"
		elif [ -f /etc/mageversion ]
		then
			title="Magellan Linux $(< /etc/mageversion) (${version})"
		else
			title="Magellan Linux (${version})"
		fi
		${grubby} --add-kernel=${bootPrefix}/${kernelName}-${version} \
			${INITRD} --copy-default ${makedefault} --title "${title}" \
			${mbkernel:+--add-multiboot="${mbkernel}"} ${mbargs:+--mbargs="${mbargs}"} \
			--args="root=${rootdevice} ${kernargs}" --remove-kernel="TITLE=${title}"
	else
		[[ -n ${verbose} ]] && echo "${grubConfig} does not exist, not running grubby"
	fi

	if [[ -n ${cfgLilo} ]]
	then
		[[ -n ${verbose} ]] && echo "adding ${version} to ${liloConfig}"

		${grubby} --add-kernel=${bootPrefix}/${kernelName}-${version} ${INITRD} \
			--copy-default ${makedefault} --title ${version} \
			${mbkernel:+--add-multiboot="${mbkernel}"} ${mbargs:+--mbargs="${mbargs}"} \
			--args="root=${rootdevice} ${kernargs}" --remove-kernel="TITLE=${version}" \
			--${liloFlag}

		if [[ -n ${runLilo} ]]
		then
			[[ -n ${verbose} ]] && echo "running ${lilo}"
			if [ ! -x ${lilo} ]
			then
				[[ -n ${verbose} ]] && echo "${lilo} does not exist"
			else
				${lilo} > /dev/null
			fi
		fi
	else
		[[ -n ${verbose} ]] && echo "${liloConfig} does not exist, not running grubby"
	fi
}

remove()
{
	# FIXME: is this a good heuristic to find out if we're on iSeries?
	if [ -d /proc/iSeries ]
	then
		[[ -n ${verbose} ]] && echo "On an iSeries, remove img file"
		rm -f ${bootPrefix}/${kernelName}-${version}.img 2>/dev/null
		return
	fi

	# Run grub2's configuration update in parallel, if it is installed
	run_grub2

	if [[ -n ${cfgGrub} ]]
	then
		[[ -n ${verbose} ]] && echo "removing ${version} from ${grubConfig}"
		${grubby} --remove-kernel=${bootPrefix}/${kernelName}-${version}
	else
		[[ -n ${verbose} ]] && echo "${grubConfig} does not exist, not running grubby"
	fi

	if [[ -n ${cfgLilo} ]]
	then
		[[ -n ${verbose} ]] && echo "removing ${version} from ${liloConfig}"
		${grubby} --remove-kernel=${bootPrefix}/${kernelName}-${version} --${liloFlag}

		if [[ -n ${runLilo} ]]
		then
			[[ -n ${verbose} ]] && echo "running ${lilo}"
			if [ ! -x ${lilo} ]
			then
				[[ -n ${verbose} ]] && echo "${lilo} does not exist"
			else
				${lilo} > /dev/null
			fi
		fi
	else
		[[ -n ${verbose} ]] && echo "${liloConfig} does not exist, not running grubby"
	fi
}

update()
{
	if [ ! -f ${bootPrefix}/${kernelName}-${version} ]
	then
		[[ -n ${verbose} ]] && echo "kernel for ${version} does not exist, not running grubby"
		return
	fi

	INITRD=""
	if [ -f ${initrdfile} ]
	then
		[[ -n ${verbose} ]] && echo "found ${initrdfile} and using it with grubby"
		INITRD="--initrd ${initrdfile}"
	fi

	# Run grub2's configuration update in parallel, if it is installed
	run_grub2

	if [[ -n ${cfgGrub} ]]
	then
		[[ -n ${verbose} ]] && echo "updating ${version} from ${grubConfig}"
		${grubby} --update-kernel=${bootPrefix}/${kernelName}-${version} \
			${INITRD} \
			${kernargs:+--args="${kernargs}"} \
			${removeargs:+--remove-args="${removeargs}"}
	else
		[[ -n ${verbose} ]] && echo "${grubConfig} does not exist, not running grubby"
	fi

	if [[ -n ${cfgLilo} ]]
	then
		[[ -n ${verbose} ]] && echo "updating ${version} from ${liloConfig}"
		${grubby} --update-kernel=${bootPrefix}/${kernelName}-${version} \
			${INITRD} \
			${kernargs:+--args="${kernargs}"} \
			${removeargs:+--remove-args="${removeargs}"} \
			--${liloFlag}

		if [[ -n ${runLilo} ]]
		then
			[[ -n ${verbose} ]] && echo "running ${lilo}"
			if [ ! -x ${lilo} ]
			then
				[[ -n ${verbose} ]] && echo "${lilo} does not exist"
			else
				${lilo} > /dev/null
			fi
		fi
	else
		[[ -n ${verbose} ]] && echo "${liloConfig} does not exist, not running grubby"
	fi
}

mkinitrd()
{
	[[ -n ${verbose} ]] && echo "creating initrd ${initrdfile} using ${version}"
	/sbin/mkinitrd --allow-missing -f ${initrdfile} ${version}
	rc=$?
	if [ ${rc} != 0 ]
	then
		echo "mkinitrd failed" >&2
		exit 1
	fi
}

rminitrd()
{
	[[ -n ${verbose} ]] && echo "removing initrd ${initrdfile}"
	[ -f ${initrdfile} ] && rm -f ${initrdfile}
}

doDepmod()
{
	[[ -n ${verbose} ]] && echo "running depmod for ${version}"
	depmod -ae -F /boot/System.map-${version} ${version}
}

doRmmoddep()
{
	[[ -n ${verbose} ]] && echo "removing modules.dep info for ${version}"
	[ -d /lib/modules/${version} ] && rm -f /lib/modules/${version}/modules.*
}


while [ $# -gt 0 ]
do
	case $1 in
		--mkinitrd)
			initrd="make"
			;;

		--rminitrd)
			initrd="remove"
			;;

		--initrdfile*)
			if echo $1 | grep '=' >/dev/null
			then
				initrdfile=$(echo $1 | sed 's/^--initrdfile=//')
			else
				initrdfile=$2
				shift
			fi
			;;

		--kernel-args*)
			if echo $1 | grep '=' >/dev/null
			then
				kernargs=$(echo $1 | sed 's/^--kernel-args=//')
			else
				kernargs=$2
				shift
			fi
			;;

		--remove-args*)
			if echo $1 | grep '=' >/dev/null
			then
				removeargs=$(echo $1 | sed 's/^--remove-args=//')
			else
				removeargs=$2
				shift
			fi
			;;

		--banner*)
			if echo $1 | grep '=' >/dev/null
			then
				banner=$(echo $1 | sed 's/^--banner=//')
			else
				banner=$2
				shift
			fi
			;;

		--multiboot*)
			if echo $1 |grep '=' >/dev/null
			then
				mbkernel=$(echo $1 | sed 's/^--multiboot=//')
			else
				# can't really support having an optional second arg here
				# sorry!
				mbkernel="/boot/xen.gz"
			fi
			;;

		--mbargs*)
			if echo $1 |grep '=' >/dev/null
			then
				mbargs=$(echo $1 | sed 's/^--mbargs=//')
			else
				mbargs="$2"
				shift
			fi
			;;

		--depmod)
			moddep="make"
			;;

		--rmmoddep)
			moddep="remove"
			;;

		--make-default)
			makedefault="--make-default"
			;;

		--package)
			if echo $1 | grep '=' >/dev/null
			then
				package=$(echo $1 | sed 's/^--package=//')
			else
				package=$2
				shift
			fi
			;;

		-v)
			verbose=-v
			;;

		*)
			if [[ -z ${mode} ]]
			then
				mode=$1
			elif [[ -z ${version} ]]
			then
				version=$1
			else
				usage
			fi
			;;
	esac

	shift
done

# make sure the mode is valid
if [[ ${mode} != --install ]] && [[ ${mode} != --remove ]] && [[ ${mode} != --update ]]
then
	usage
fi

if [[ -z ${version} ]]
then
	usage
fi

if [ "${mode}" != "--install" -a "${makedefault}" ]
then
	usage
fi

kernelmajor=$(echo ${kernel} | cut -d . -f 1,2)

# kernel image for 2.4 is kernel
if [[ ${ARCH} = ppc64 ]] || [[ ${ARCH} = ppc ]]
then
	if [[ ${kernelmajor} = 2.4 ]]
	then
		kernelName=kernel
	fi
fi

# set the initrd file based on arch; ia64 is the only currently known oddball
if [[ -z ${initrdfile} ]]
then
	INITRD_NAME_PREFIX="initrd"

	if [[ $(uname -m) = ia64 ]]
	then
		initrdfile="/boot/efi/EFI/redhat/${INITRD_NAME_PREFIX}-${version}.img"
	else
		initrdfile="/boot/${INITRD_NAME_PREFIX}-${version}.img"
	fi
fi
[[ -n ${verbose} ]] && echo "initrdfile is ${initrdfile}"

# set this as the default if we have the package and it matches
if [[ ${mode} = --install ]] && [[ ${UPDATEDEFAULT} = yes ]] && [[ -n ${package} ]] &&
	[[ -n ${DEFAULTKERNEL} ]] && [[ ${package} = ${DEFAULTKERNEL} ]]
then
	makedefault="--make-default"
	[[ -n ${verbose} ]] && echo "making it the default based on config"
fi

if [[ ${moddep} = make ]]
then
	doDepmod
elif [[ ${moddep} = remove ]]
then
	doRmmoddep
fi

if [[ ${initrd} = make ]]
then
	mkinitrd
elif [[ ${initrd} = remove ]]
then
	rminitrd
fi

if [ ! -x ${grubby} ]
then
	[[ -n ${verbose} ]] && echo "${grubby} does not exist"
	exit 0
fi

[[ -n ${grubConfig} ]] && [ -f ${grubConfig} ] && cfgGrub=1
[[ -n ${liloConfig} ]] && [ -f ${liloConfig} ] && cfgLilo=1

# if we have a lilo config on an x86 box, see if the default boot loader
# is lilo to determine if it should be run
if [[ -n ${cfgLilo} ]] && [[ -n ${isx86} ]]
then
	runLilo=$(${grubby} --bootloader-probe | grep lilo)
fi

if [[ ${mode} = --install ]]
then
	install
elif [[ ${mode} = --remove ]]
then
	remove
elif [[ ${mode} = --update ]]
then
	update
fi

exit 0
1	#!/bin/bash
2	# $Id$
3	#
4	# new-kernel-pkg
5	# Invoked upon installation or removal of a kernel package, the following
6	# tasks are/can be done here:
7	# creation/removal of initrd
8	# run of depmod/removal of depmod generated files
9	# addition/removal of kernel images from grub/lilo configuration (via grubby)
10	#
11	# Copyright 2002-2008 Red Hat, Inc. All rights reserved.
12	# modified for Magellan-Linux by Niels Rogalla <niro@magellan-linux.de>
13	#
14	# This program is free software; you can redistribute it and/or modify
15	# it under the terms of the GNU General Public License as published by
16	# the Free Software Foundation; either version 2 of the License, or
17	# (at your option) any later version.
18	#
19	# This program is distributed in the hope that it will be useful,
20	# but WITHOUT ANY WARRANTY; without even the implied warranty of
21	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22	# GNU General Public License for more details.
23	#
24	# You should have received a copy of the GNU General Public License
25	# along with this program. If not, see <http://www.gnu.org/licenses/>.
26	#
27
28	PATH=/sbin:/bin:$PATH
29
30	lilo=/sbin/lilo
31
32	# some defaults that are sane for most arches
33	kernelName=kernel
34
35	if [ -x ./grubby ]
36	then
37	grubby=./grubby
38	else
39	grubby=/sbin/grubby
40	fi
41
42	[ -f /etc/conf.d/grubby ] && . /etc/conf.d/grubby
43
44	cfgGrub=""
45	cfgLilo=""
46	runLilo=""
47	grubConfig=""
48
49	ARCH=$(uname -m)
50
51	if [[ ${ARCH} = ia64 ]]
52	then
53	liloConfig=/boot/efi/EFI/redhat/elilo.conf
54	bootPrefix=/boot/efi/EFI/redhat
55	liloFlag=elilo
56	isx86=""
57	elif [[ ${ARCH} = ppc64 ]] \|\| [[ ${ARCH} = ppc ]]
58	then
59	liloConfig=/etc/yaboot.conf
60	bootPrefix=/boot
61	lilo=/sbin/ybin
62	liloFlag=yaboot
63	runLilo="yes"
64	isx86=""
65	elif [[ ${ARCH} = sparc ]] \|\| [[ ${ARCH} = sparc64 ]]
66	then
67	liloConfig=/etc/silo.conf
68	bootPrefix=/boot
69	liloFlag=silo
70	lilo=/sbin/silo
71	isx86=""
72	elif [[ ${ARCH} = s390 ]] \|\| [[ ${ARCH} = s390x ]]
73	then
74	liloConfig=/etc/zipl.conf
75	bootPrefix=/boot
76	liloFlag=zipl
77	lilo=/sbin/zipl
78	runLilo="yes"
79	isx86=""
80	else
81	# this leaves i?86 and x86_64
82	liloConfig=/etc/lilo.conf
83	grubConfig=/boot/grub/grub.conf
84	bootPrefix=/boot
85	liloFlag=lilo
86	isx86="yes"
87	fi
88
89	mode=""
90	version=""
91	initrd=""
92	initrdfile=""
93	moddep=""
94	verbose=""
95	makedefault=""
96	package=""
97	mbkernel=""
98	mbargs=""
99
100	usage()
101	{
102	echo "Usage: $(basename $0) [-v] [--mkinitrd] [--rminitrd]" >&2
103	echo " [--initrdfile=<initrd-image>] [--depmod] [--rmmoddep]" >&2
104	echo " [--kernel-args=<args>] [--remove-args=<args>]" >&2
105	echo " [--banner=<banner>] [--multiboot=multiboot]" >&2
106	echo " [--mbargs=mbargs] [--make-default]" >&2
107	echo " <--install \| --remove \| --update> <kernel-version>" >&2
108	echo " (ex: $(basename $0) --mkinitrd --depmod --install 2.4.7-2)" >&2
109	exit 1
110	}
111
112	run_grub2()
113	{
114	if [ -d /boot/grub2 -a -x /sbin/grub2-mkconfig ]
115	then
116	cp /boot/grub2/grub.cfg /boot/grub2/grub.cfg.old
117	/sbin/grub2-mkconfig -o /boot/grub2/grub.cfg
118	fi
119	}
120
121	install()
122	{
123	# XXX kernel should be able to be specified also (or work right on ia64)
124	if [ ! -f ${bootPrefix}/${kernelName}-${version} ]
125	then
126	[[ -n ${verbose} ]] && echo "kernel for ${version} does not exist, not running grubby"
127	return
128	fi
129
130	INITRD=""
131	if [ -f ${initrdfile} ]
132	then
133	[[ -n ${verbose} ]] && echo "found ${initrdfile} and using it with grubby"
134	INITRD="--initrd ${initrdfile}"
135	fi
136
137	# FIXME: is this a good heuristic to find out if we're on iSeries?
138	if [ -d /proc/iSeries ]
139	then
140	[[ -n ${verbose} ]] && echo "On an iSeries, just making img file"
141	if [[ -z ${initrdfile} ]]
142	then
143	[[ -n ${verbose} ]] && echo "No initrd, just adding system map"
144	/sbin/addSystemMap ${bootPrefix}/System.map-${version} ${bootPrefix}/${kernelName}-${version} ${bootPrefix}/vmlinitrd-${version}
145	else
146	/sbin/addSystemMap ${bootPrefix}/System.map-${version} ${bootPrefix}/${kernelName}-${version} ${bootPrefix}/vmlinux.sm-${version}
147	/sbin/addRamDisk ${initrdfile} ${bootPrefix}/System.map-${version} ${bootPrefix}/vmlinux.sm-${version} ${bootPrefix}/vmlinitrd-${version} 2>/dev/null
148	rm ${bootPrefix}/vmlinux.sm-${version}
149	fi
150	return
151	fi
152
153	# Run grub2's configuration update in parallel, if it is installed
154	run_grub2
155
156	# get the root filesystem to use
157	rootdevice=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/") { print $1; }}' /etc/fstab)
158
159	if [[ -n ${mbkernel} ]] && [[ -n ${cfgLilo} ]] && [[ ${liloFlag} != elilo ]]
160	then
161	[[ -n ${verbose} ]] && echo "multiboot specified, not updating lilo.conf"
162	cfgLilo=""
163	fi
164
165	if [[ -n ${cfgGrub} ]]
166	then
167	[[ -n ${verbose} ]] && echo "adding ${version} to ${grubConfig}"
168
169	if [[ -n ${banner} ]]
170	then
171	title="${banner} (${version})"
172	elif [ -f /etc/mageversion ]
173	then
174	title="Magellan Linux $(< /etc/mageversion) (${version})"
175	else
176	title="Magellan Linux (${version})"
177	fi
178	${grubby} --add-kernel=${bootPrefix}/${kernelName}-${version} \
179	${INITRD} --copy-default ${makedefault} --title "${title}" \
180	${mbkernel:+--add-multiboot="${mbkernel}"} ${mbargs:+--mbargs="${mbargs}"} \
181	--args="root=${rootdevice} ${kernargs}" --remove-kernel="TITLE=${title}"
182	else
183	[[ -n ${verbose} ]] && echo "${grubConfig} does not exist, not running grubby"
184	fi
185
186	if [[ -n ${cfgLilo} ]]
187	then
188	[[ -n ${verbose} ]] && echo "adding ${version} to ${liloConfig}"
189
190	${grubby} --add-kernel=${bootPrefix}/${kernelName}-${version} ${INITRD} \
191	--copy-default ${makedefault} --title ${version} \
192	${mbkernel:+--add-multiboot="${mbkernel}"} ${mbargs:+--mbargs="${mbargs}"} \
193	--args="root=${rootdevice} ${kernargs}" --remove-kernel="TITLE=${version}" \
194	--${liloFlag}
195
196	if [[ -n ${runLilo} ]]
197	then
198	[[ -n ${verbose} ]] && echo "running ${lilo}"
199	if [ ! -x ${lilo} ]
200	then
201	[[ -n ${verbose} ]] && echo "${lilo} does not exist"
202	else
203	${lilo} > /dev/null
204	fi
205	fi
206	else
207	[[ -n ${verbose} ]] && echo "${liloConfig} does not exist, not running grubby"
208	fi
209	}
210
211	remove()
212	{
213	# FIXME: is this a good heuristic to find out if we're on iSeries?
214	if [ -d /proc/iSeries ]
215	then
216	[[ -n ${verbose} ]] && echo "On an iSeries, remove img file"
217	rm -f ${bootPrefix}/${kernelName}-${version}.img 2>/dev/null
218	return
219	fi
220
221	# Run grub2's configuration update in parallel, if it is installed
222	run_grub2
223
224	if [[ -n ${cfgGrub} ]]
225	then
226	[[ -n ${verbose} ]] && echo "removing ${version} from ${grubConfig}"
227	${grubby} --remove-kernel=${bootPrefix}/${kernelName}-${version}
228	else
229	[[ -n ${verbose} ]] && echo "${grubConfig} does not exist, not running grubby"
230	fi
231
232	if [[ -n ${cfgLilo} ]]
233	then
234	[[ -n ${verbose} ]] && echo "removing ${version} from ${liloConfig}"
235	${grubby} --remove-kernel=${bootPrefix}/${kernelName}-${version} --${liloFlag}
236
237	if [[ -n ${runLilo} ]]
238	then
239	[[ -n ${verbose} ]] && echo "running ${lilo}"
240	if [ ! -x ${lilo} ]
241	then
242	[[ -n ${verbose} ]] && echo "${lilo} does not exist"
243	else
244	${lilo} > /dev/null
245	fi
246	fi
247	else
248	[[ -n ${verbose} ]] && echo "${liloConfig} does not exist, not running grubby"
249	fi
250	}
251
252	update()
253	{
254	if [ ! -f ${bootPrefix}/${kernelName}-${version} ]
255	then
256	[[ -n ${verbose} ]] && echo "kernel for ${version} does not exist, not running grubby"
257	return
258	fi
259
260	INITRD=""
261	if [ -f ${initrdfile} ]
262	then
263	[[ -n ${verbose} ]] && echo "found ${initrdfile} and using it with grubby"
264	INITRD="--initrd ${initrdfile}"
265	fi
266
267	# Run grub2's configuration update in parallel, if it is installed
268	run_grub2
269
270	if [[ -n ${cfgGrub} ]]
271	then
272	[[ -n ${verbose} ]] && echo "updating ${version} from ${grubConfig}"
273	${grubby} --update-kernel=${bootPrefix}/${kernelName}-${version} \
274	${INITRD} \
275	${kernargs:+--args="${kernargs}"} \
276	${removeargs:+--remove-args="${removeargs}"}
277	else
278	[[ -n ${verbose} ]] && echo "${grubConfig} does not exist, not running grubby"
279	fi
280
281	if [[ -n ${cfgLilo} ]]
282	then
283	[[ -n ${verbose} ]] && echo "updating ${version} from ${liloConfig}"
284	${grubby} --update-kernel=${bootPrefix}/${kernelName}-${version} \
285	${INITRD} \
286	${kernargs:+--args="${kernargs}"} \
287	${removeargs:+--remove-args="${removeargs}"} \
288	--${liloFlag}
289
290	if [[ -n ${runLilo} ]]
291	then
292	[[ -n ${verbose} ]] && echo "running ${lilo}"
293	if [ ! -x ${lilo} ]
294	then
295	[[ -n ${verbose} ]] && echo "${lilo} does not exist"
296	else
297	${lilo} > /dev/null
298	fi
299	fi
300	else
301	[[ -n ${verbose} ]] && echo "${liloConfig} does not exist, not running grubby"
302	fi
303	}
304
305	mkinitrd()
306	{
307	[[ -n ${verbose} ]] && echo "creating initrd ${initrdfile} using ${version}"
308	/sbin/mkinitrd --allow-missing -f ${initrdfile} ${version}
309	rc=$?
310	if [ ${rc} != 0 ]
311	then
312	echo "mkinitrd failed" >&2
313	exit 1
314	fi
315	}
316
317	rminitrd()
318	{
319	[[ -n ${verbose} ]] && echo "removing initrd ${initrdfile}"
320	[ -f ${initrdfile} ] && rm -f ${initrdfile}
321	}
322
323	doDepmod()
324	{
325	[[ -n ${verbose} ]] && echo "running depmod for ${version}"
326	depmod -ae -F /boot/System.map-${version} ${version}
327	}
328
329	doRmmoddep()
330	{
331	[[ -n ${verbose} ]] && echo "removing modules.dep info for ${version}"
332	[ -d /lib/modules/${version} ] && rm -f /lib/modules/${version}/modules.*
333	}
334
335
336	while [ $# -gt 0 ]
337	do
338	case $1 in
339	--mkinitrd)
340	initrd="make"
341	;;
342
343	--rminitrd)
344	initrd="remove"
345	;;
346
347	--initrdfile*)
348	if echo $1 \| grep '=' >/dev/null
349	then
350	initrdfile=$(echo $1 \| sed 's/^--initrdfile=//')
351	else
352	initrdfile=$2
353	shift
354	fi
355	;;
356
357	--kernel-args*)
358	if echo $1 \| grep '=' >/dev/null
359	then
360	kernargs=$(echo $1 \| sed 's/^--kernel-args=//')
361	else
362	kernargs=$2
363	shift
364	fi
365	;;
366
367	--remove-args*)
368	if echo $1 \| grep '=' >/dev/null
369	then
370	removeargs=$(echo $1 \| sed 's/^--remove-args=//')
371	else
372	removeargs=$2
373	shift
374	fi
375	;;
376
377	--banner*)
378	if echo $1 \| grep '=' >/dev/null
379	then
380	banner=$(echo $1 \| sed 's/^--banner=//')
381	else
382	banner=$2
383	shift
384	fi
385	;;
386
387	--multiboot*)
388	if echo $1 \|grep '=' >/dev/null
389	then
390	mbkernel=$(echo $1 \| sed 's/^--multiboot=//')
391	else
392	# can't really support having an optional second arg here
393	# sorry!
394	mbkernel="/boot/xen.gz"
395	fi
396	;;
397
398	--mbargs*)
399	if echo $1 \|grep '=' >/dev/null
400	then
401	mbargs=$(echo $1 \| sed 's/^--mbargs=//')
402	else
403	mbargs="$2"
404	shift
405	fi
406	;;
407
408	--depmod)
409	moddep="make"
410	;;
411
412	--rmmoddep)
413	moddep="remove"
414	;;
415
416	--make-default)
417	makedefault="--make-default"
418	;;
419
420	--package)
421	if echo $1 \| grep '=' >/dev/null
422	then
423	package=$(echo $1 \| sed 's/^--package=//')
424	else
425	package=$2
426	shift
427	fi
428	;;
429
430	-v)
431	verbose=-v
432	;;
433
434	*)
435	if [[ -z ${mode} ]]
436	then
437	mode=$1
438	elif [[ -z ${version} ]]
439	then
440	version=$1
441	else
442	usage
443	fi
444	;;
445	esac
446
447	shift
448	done
449
450	# make sure the mode is valid
451	if [[ ${mode} != --install ]] && [[ ${mode} != --remove ]] && [[ ${mode} != --update ]]
452	then
453	usage
454	fi
455
456	if [[ -z ${version} ]]
457	then
458	usage
459	fi
460
461	if [ "${mode}" != "--install" -a "${makedefault}" ]
462	then
463	usage
464	fi
465
466	kernelmajor=$(echo ${kernel} \| cut -d . -f 1,2)
467
468	# kernel image for 2.4 is kernel
469	if [[ ${ARCH} = ppc64 ]] \|\| [[ ${ARCH} = ppc ]]
470	then
471	if [[ ${kernelmajor} = 2.4 ]]
472	then
473	kernelName=kernel
474	fi
475	fi
476
477	# set the initrd file based on arch; ia64 is the only currently known oddball
478	if [[ -z ${initrdfile} ]]
479	then
480	INITRD_NAME_PREFIX="initrd"
481
482	if [[ $(uname -m) = ia64 ]]
483	then
484	initrdfile="/boot/efi/EFI/redhat/${INITRD_NAME_PREFIX}-${version}.img"
485	else
486	initrdfile="/boot/${INITRD_NAME_PREFIX}-${version}.img"
487	fi
488	fi
489	[[ -n ${verbose} ]] && echo "initrdfile is ${initrdfile}"
490
491	# set this as the default if we have the package and it matches
492	if [[ ${mode} = --install ]] && [[ ${UPDATEDEFAULT} = yes ]] && [[ -n ${package} ]] &&
493	[[ -n ${DEFAULTKERNEL} ]] && [[ ${package} = ${DEFAULTKERNEL} ]]
494	then
495	makedefault="--make-default"
496	[[ -n ${verbose} ]] && echo "making it the default based on config"
497	fi
498
499	if [[ ${moddep} = make ]]
500	then
501	doDepmod
502	elif [[ ${moddep} = remove ]]
503	then
504	doRmmoddep
505	fi
506
507	if [[ ${initrd} = make ]]
508	then
509	mkinitrd
510	elif [[ ${initrd} = remove ]]
511	then
512	rminitrd
513	fi
514
515	if [ ! -x ${grubby} ]
516	then
517	[[ -n ${verbose} ]] && echo "${grubby} does not exist"
518	exit 0
519	fi
520
521	[[ -n ${grubConfig} ]] && [ -f ${grubConfig} ] && cfgGrub=1
522	[[ -n ${liloConfig} ]] && [ -f ${liloConfig} ] && cfgLilo=1
523
524	# if we have a lilo config on an x86 box, see if the default boot loader
525	# is lilo to determine if it should be run
526	if [[ -n ${cfgLilo} ]] && [[ -n ${isx86} ]]
527	then
528	runLilo=$(${grubby} --bootloader-probe \| grep lilo)
529	fi
530
531	if [[ ${mode} = --install ]]
532	then
533	install
534	elif [[ ${mode} = --remove ]]
535	then
536	remove
537	elif [[ ${mode} = --update ]]
538	then
539	update
540	fi
541
542	exit 0