vboxadd.sh@ 57986

Last change on this file since 57986 was 57986, checked in by vboxsync, 9 years ago
Installers/linux: try to rebuild the kernel modules if they cannot be loaded.
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File size: 14.0 KB

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1	#! /bin/sh
2	#
3	# Linux Additions kernel module init script ($Revision: 57986 $)
4	#
5
6	#
7	# Copyright (C) 2006-2012 Oracle Corporation
8	#
9	# This file is part of VirtualBox Open Source Edition (OSE), as
10	# available from http://www.virtualbox.org. This file is free software;
11	# you can redistribute it and/or modify it under the terms of the GNU
12	# General Public License (GPL) as published by the Free Software
13	# Foundation, in version 2 as it comes in the "COPYING" file of the
14	# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	#
17
18
19	# chkconfig: 345 30 70
20	# description: VirtualBox Linux Additions kernel modules
21	#
22	### BEGIN INIT INFO
23	# Provides: vboxadd
24	# Required-Start:
25	# Required-Stop:
26	# Default-Start: 2 3 4 5
27	# Default-Stop: 0 1 6
28	# Description: VirtualBox Linux Additions kernel modules
29	### END INIT INFO
30
31	PATH=$PATH:/bin:/sbin:/usr/sbin
32	PACKAGE=VBoxGuestAdditions
33	LOG="/var/log/vboxadd-install.log"
34	MODPROBE=/sbin/modprobe
35	OLDMODULES="vboxguest vboxadd vboxsf vboxvfs vboxvideo"
36	SCRIPTNAME=vboxadd
37
38	if $MODPROBE -c 2>/dev/null \| grep -q '^allow_unsupported_modules *0'; then
39	MODPROBE="$MODPROBE --allow-unsupported-modules"
40	fi
41
42	# Check architecture
43	cpu=`uname -m`;
44	case "$cpu" in
45	i[3456789]86\|x86)
46	cpu="x86"
47	lib_candidates="/usr/lib/i386-linux-gnu /usr/lib /lib"
48	;;
49	x86_64\|amd64)
50	cpu="amd64"
51	lib_candidates="/usr/lib/x86_64-linux-gnu /usr/lib64 /usr/lib /lib64 /lib"
52	;;
53	esac
54	for i in $lib_candidates; do
55	if test -d "$i/VBoxGuestAdditions"; then
56	lib_path=$i
57	break
58	fi
59	done
60
61	# Preamble for Gentoo
62	if [ "`which $0`" = "/sbin/rc" ]; then
63	shift
64	fi
65
66	begin()
67	{
68	test -n "${2}" && echo "${SCRIPTNAME}: ${1}."
69	logger "${SCRIPTNAME}: ${1}."
70	}
71
72	succ_msg()
73	{
74	logger "${SCRIPTNAME}: done."
75	}
76
77	fail_msg()
78	{
79	echo "${SCRIPTNAME}: failed." >&2
80	logger "${SCRIPTNAME}: failed."
81	}
82
83	show_error()
84	{
85	echo "${SCRIPTNAME}: failed: ${1}." >&2
86	logger "${SCRIPTNAME}: ${1}."
87	}
88
89	fail()
90	{
91	show_error "$1"
92	exit 1
93	}
94
95	dev=/dev/vboxguest
96	userdev=/dev/vboxuser
97	config=/var/lib/VBoxGuestAdditions/config
98	owner=vboxadd
99	group=1
100
101	test_for_gcc_and_make()
102	{
103	which make > /dev/null 2>&1 \|\| printf "\nThe make utility was not found. If the following module compilation fails then\nthis could be the reason and you should try installing it.\n"
104	which gcc > /dev/null 2>&1 \|\| printf "\nThe gcc utility was not found. If the following module compilation fails then\nthis could be the reason and you should try installing it.\n"
105	}
106
107	test_sane_kernel_dir()
108	{
109	KERN_VER=`uname -r`
110	KERN_DIR="/lib/modules/$KERN_VER/build"
111	if [ -d "$KERN_DIR" ]; then
112	KERN_REL=`make -sC $KERN_DIR --no-print-directory kernelrelease 2>/dev/null \|\| true`
113	if [ -z "$KERN_REL" -o "x$KERN_REL" = "x$KERN_VER" ]; then
114	return 0
115	fi
116	fi
117	printf "\nThe headers for the current running kernel were not found. If the following\nmodule compilation fails then this could be the reason.\n"
118	if which yum >/dev/null; then
119	if echo "$KERN_VER" \| grep -q "uek"; then
120	printf "The missing package can be probably installed with\nyum install kernel-uek-devel-$KERN_VER\n"
121	else
122	printf "The missing package can be probably installed with\nyum install kernel-devel-$KERN_VER\n"
123	fi
124	elif which zypper >/dev/null; then
125	KERN_VER_SUSE=`echo "$KERN_VER" \| sed 's/.-$[^-]$/\1/g'`
126	KERN_VER_BASE=`echo "$KERN_VER" \| sed 's/$.$-[^-]/\1/g'`
127	printf "The missing package can be probably installed with\nzypper install kernel-$KERN_VER_SUSE-devel-$KERN_VER_BASE\n"
128	elif which apt-get >/dev/null; then
129	printf "The missing package can be probably installed with\napt-get install linux-headers-$KERN_VER\n"
130	fi
131	}
132
133	running_vboxguest()
134	{
135	lsmod \| grep -q "vboxguest[^_-]"
136	}
137
138	running_vboxadd()
139	{
140	lsmod \| grep -q "vboxadd[^_-]"
141	}
142
143	running_vboxsf()
144	{
145	lsmod \| grep -q "vboxsf[^_-]"
146	}
147
148	running_vboxvideo()
149	{
150	lsmod \| grep -q "vboxvideo[^_-]"
151	}
152
153	do_vboxguest_non_udev()
154	{
155	if [ ! -c $dev ]; then
156	maj=`sed -n 's;$[0-9]\+$ vboxguest;\1;p' /proc/devices`
157	if [ ! -z "$maj" ]; then
158	min=0
159	else
160	min=`sed -n 's;$[0-9]\+$ vboxguest;\1;p' /proc/misc`
161	if [ ! -z "$min" ]; then
162	maj=10
163	fi
164	fi
165	test -z "$maj" && {
166	rmmod vboxguest 2>/dev/null
167	fail "Cannot locate the VirtualBox device"
168	}
169
170	mknod -m 0664 $dev c $maj $min \|\| {
171	rmmod vboxguest 2>/dev/null
172	fail "Cannot create device $dev with major $maj and minor $min"
173	}
174	fi
175	chown $owner:$group $dev 2>/dev/null \|\| {
176	rm -f $dev 2>/dev/null
177	rm -f $userdev 2>/dev/null
178	rmmod vboxguest 2>/dev/null
179	fail "Cannot change owner $owner:$group for device $dev"
180	}
181
182	if [ ! -c $userdev ]; then
183	maj=10
184	min=`sed -n 's;$[0-9]\+$ vboxuser;\1;p' /proc/misc`
185	if [ ! -z "$min" ]; then
186	mknod -m 0666 $userdev c $maj $min \|\| {
187	rm -f $dev 2>/dev/null
188	rmmod vboxguest 2>/dev/null
189	fail "Cannot create device $userdev with major $maj and minor $min"
190	}
191	chown $owner:$group $userdev 2>/dev/null \|\| {
192	rm -f $dev 2>/dev/null
193	rm -f $userdev 2>/dev/null
194	rmmod vboxguest 2>/dev/null
195	fail "Cannot change owner $owner:$group for device $userdev"
196	}
197	fi
198	fi
199	}
200
201	start()
202	{
203	begin "Starting the VirtualBox Guest Additions" console;
204	uname -r \| grep -q -E '^2\.6\|^3\|^4' 2>/dev/null &&
205	ps -A -o comm \| grep -q '/*udevd$' 2>/dev/null \|\|
206	no_udev=1
207	running_vboxguest \|\| {
208	rm -f $dev \|\| {
209	fail "Cannot remove $dev"
210	}
211
212	rm -f $userdev \|\| {
213	fail "Cannot remove $userdev"
214	}
215
216	$MODPROBE vboxguest >/dev/null 2>&1 \|\| {
217	setup
218	$MODPROBE vboxguest >/dev/null 2>&1 \|\|
219	fail "modprobe vboxguest failed"
220	}
221	case "$no_udev" in 1)
222	sleep .5;;
223	esac
224	}
225	case "$no_udev" in 1)
226	do_vboxguest_non_udev;;
227	esac
228
229	running_vboxsf \|\| {
230	$MODPROBE vboxsf > /dev/null 2>&1 \|\| {
231	if dmesg \| grep "vboxConnect failed" > /dev/null 2>&1; then
232	fail_msg
233	echo "Unable to start shared folders support. Make sure that your VirtualBox build"
234	echo "supports this feature."
235	exit 1
236	fi
237	fail "modprobe vboxsf failed"
238	}
239	}
240
241	# This is needed as X.Org Server 1.13 does not auto-load the module.
242	running_vboxvideo \|\| $MODPROBE vboxvideo > /dev/null 2>&1
243
244	# Mount all shared folders from /etc/fstab. Normally this is done by some
245	# other startup script but this requires the vboxdrv kernel module loaded.
246	# This isn't necessary anymore as the vboxsf module is autoloaded.
247	# mount -a -t vboxsf
248
249	succ_msg
250	return 0
251	}
252
253	stop()
254	{
255	begin "Stopping VirtualBox Additions" console;
256	if ! umount -a -t vboxsf 2>/dev/null; then
257	fail "Cannot unmount vboxsf folders"
258	fi
259	if running_vboxsf; then
260	rmmod vboxsf 2>/dev/null \|\| fail "Cannot unload module vboxsf"
261	fi
262	if running_vboxguest; then
263	rmmod vboxguest 2>/dev/null \|\| fail "Cannot unload module vboxguest"
264	rm -f $userdev \|\| fail "Cannot unlink $userdev"
265	rm -f $dev \|\| fail "Cannot unlink $dev"
266	fi
267	succ_msg
268	return 0
269	}
270
271	restart()
272	{
273	stop && start
274	return 0
275	}
276
277	# Remove any existing VirtualBox guest kernel modules from the disk, but not
278	# from the kernel as they may still be in use
279	cleanup_modules()
280	{
281	begin "Removing existing VirtualBox kernel modules"
282	# We no longer support DKMS, remove any leftovers.
283	for i in vboxguest vboxadd vboxsf vboxvfs vboxvideo; do
284	rm -rf "/var/lib/dkms/${i}"*
285	done
286	for i in $OLDMODULES; do
287	find /lib/modules -name $i\* \| xargs rm 2>/dev/null
288	done
289	succ_msg
290	}
291
292	# Build and install the VirtualBox guest kernel modules
293	setup_modules()
294	{
295	# don't stop the old modules here -- they might be in use
296	cleanup_modules
297	begin "Building the VirtualBox Guest Additions kernel modules"
298
299	test_for_gcc_and_make
300	test_sane_kernel_dir
301
302	begin "Building the main Guest Additions module"
303	if ! $BUILDINTMP \
304	--save-module-symvers /tmp/vboxguest-Module.symvers \
305	--module-source $MODULE_SRC/vboxguest \
306	--no-print-directory install >> $LOG 2>&1; then
307	show_error "Look at $LOG to find out what went wrong"
308	return 1
309	fi
310	succ_msg
311	begin "Building the shared folder support module"
312	if ! $BUILDINTMP \
313	--use-module-symvers /tmp/vboxguest-Module.symvers \
314	--module-source $MODULE_SRC/vboxsf \
315	--no-print-directory install >> $LOG 2>&1; then
316	show_error "Look at $LOG to find out what went wrong"
317	return 1
318	fi
319	succ_msg
320	if expr `uname -r` '<' '2.6.27' > /dev/null; then
321	echo "Not building the VirtualBox advanced graphics driver as this Linux version is"
322	echo "too old to use it."
323	else
324	begin "Building the OpenGL support module"
325	if ! $BUILDINTMP \
326	--use-module-symvers /tmp/vboxguest-Module.symvers \
327	--module-source $MODULE_SRC/vboxvideo \
328	--no-print-directory install >> $LOG 2>&1; then
329	show_error "Look at $LOG to find out what went wrong. The module is not built but the others are."
330	else
331	succ_msg
332	fi
333	fi
334	depmod
335	return 0
336	}
337
338	# Do non-kernel bits needed for the kernel modules to work properly (user
339	# creation, udev, mount helper...)
340	extra_setup()
341	{
342	begin "Doing non-kernel setup of the Guest Additions"
343	echo "Creating user for the Guest Additions." >> $LOG
344	# This is the LSB version of useradd and should work on recent
345	# distributions
346	useradd -d /var/run/vboxadd -g 1 -r -s /bin/false vboxadd >/dev/null 2>&1
347	# And for the others, we choose a UID ourselves
348	useradd -d /var/run/vboxadd -g 1 -u 501 -o -s /bin/false vboxadd >/dev/null 2>&1
349
350	# Add a group "vboxsf" for Shared Folders access
351	# All users which want to access the auto-mounted Shared Folders have to
352	# be added to this group.
353	groupadd -r -f vboxsf >/dev/null 2>&1
354
355	# Create udev description file
356	if [ -d /etc/udev/rules.d ]; then
357	echo "Creating udev rule for the Guest Additions kernel module." >> $LOG
358	udev_call=""
359	udev_app=`which udevadm 2> /dev/null`
360	if [ $? -eq 0 ]; then
361	udev_call="${udev_app} version 2> /dev/null"
362	else
363	udev_app=`which udevinfo 2> /dev/null`
364	if [ $? -eq 0 ]; then
365	udev_call="${udev_app} -V 2> /dev/null"
366	fi
367	fi
368	udev_fix="="
369	if [ "${udev_call}" != "" ]; then
370	udev_out=`${udev_call}`
371	udev_ver=`expr "$udev_out" : '[^0-9]$[0-9]$'`
372	if [ "$udev_ver" = "" -o "$udev_ver" -lt 55 ]; then
373	udev_fix=""
374	fi
375	fi
376	## @todo 60-vboxadd.rules -> 60-vboxguest.rules ?
377	echo "KERNEL=${udev_fix}\"vboxguest\", NAME=\"vboxguest\", OWNER=\"vboxadd\", MODE=\"0660\"" > /etc/udev/rules.d/60-vboxadd.rules
378	echo "KERNEL=${udev_fix}\"vboxuser\", NAME=\"vboxuser\", OWNER=\"vboxadd\", MODE=\"0666\"" >> /etc/udev/rules.d/60-vboxadd.rules
379	fi
380
381	# Put mount.vboxsf in the right place
382	ln -sf "$lib_path/$PACKAGE/mount.vboxsf" /sbin
383	# And an rc file to re-build the kernel modules and re-set-up the X server.
384	ln -sf "$lib_path/$PACKAGE/vboxadd" /sbin/rcvboxadd
385	ln -sf "$lib_path/$PACKAGE/vboxadd-x11" /sbin/rcvboxadd-x11
386	# At least Fedora 11 and Fedora 12 require the correct security context when
387	# executing this command from service scripts. Shouldn't hurt for other
388	# distributions.
389	chcon -u system_u -t mount_exec_t "$lib_path/$PACKAGE/mount.vboxsf" > /dev/null 2>&1
390	# And at least Fedora 15 needs this for the acceleration support check to
391	# work
392	redhat_release=`cat /etc/redhat-release 2> /dev/null`
393	case "$redhat_release" in Fedora\ release\ 15* )
394	for i in "$lib_path"/*.so
395	do
396	restorecon "$i" >/dev/null
397	done
398	;;
399	esac
400
401	succ_msg
402	}
403
404	# setup_script
405	setup()
406	{
407	begin "Building Guest Additions kernel modules" console
408	if test -r $config; then
409	. $config
410	else
411	fail "Configuration file $config not found"
412	fi
413	test -n "$INSTALL_DIR" -a -n "$INSTALL_VER" \|\|
414	fail "Configuration file $config not complete"
415	export BUILD_TYPE
416	export USERNAME
417
418	MODULE_SRC="$INSTALL_DIR/src/vboxguest-$INSTALL_VER"
419	BUILDINTMP="$MODULE_SRC/build_in_tmp"
420	chcon -t bin_t "$BUILDINTMP" > /dev/null 2>&1
421
422	setup_modules
423	mod_succ="$?"
424	extra_setup
425	if [ "$mod_succ" -eq "0" ]; then
426	if running_vboxguest \|\| running_vboxadd; then
427	begin "You should restart your guest to make sure the new modules are actually used" console
428	else
429	start
430	fi
431	fi
432	}
433
434	# cleanup_script
435	cleanup()
436	{
437	if test -r $config; then
438	. $config
439	test -n "$INSTALL_DIR" -a -n "$INSTALL_VER" \|\|
440	fail "Configuration file $config not complete"
441	else
442	fail "Configuration file $config not found"
443	fi
444
445	# Delete old versions of VBox modules.
446	cleanup_modules
447	depmod
448
449	# Remove old module sources
450	for i in $OLDMODULES; do
451	rm -rf /usr/src/$i-*
452	done
453
454	# Remove other files
455	rm /sbin/mount.vboxsf 2>/dev/null
456	rm /sbin/rcvboxadd 2>/dev/null
457	rm /sbin/rcvboxadd-x11 2>/dev/null
458	rm /etc/udev/rules.d/60-vboxadd.rules 2>/dev/null
459	}
460
461	dmnstatus()
462	{
463	if running_vboxguest; then
464	echo "The VirtualBox Additions are currently running."
465	else
466	echo "The VirtualBox Additions are not currently running."
467	fi
468	}
469
470	case "$1" in
471	start)
472	start
473	;;
474	stop)
475	stop
476	;;
477	restart)
478	restart
479	;;
480	setup)
481	setup
482	;;
483	cleanup)
484	cleanup
485	;;
486	status)
487	dmnstatus
488	;;
489	*)
490	echo "Usage: $0 {start\|stop\|restart\|status\|setup}"
491	exit 1
492	esac
493
494	exit

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source: vbox/trunk/src/VBox/Additions/linux/installer/vboxadd.sh@ 57986

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