vboxdrv.sh@ 69498

Last change on this file since 69498 was 69498, checked in by vboxsync, 7 years ago
backed out r118835 as it incorrectly updated the 'This file is based on' file headers.
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File size: 17.1 KB

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1	#! /bin/sh
2	# Oracle VM VirtualBox
3	# Linux kernel module init script
4
5	#
6	# Copyright (C) 2006-2015 Oracle Corporation
7	#
8	# This file is part of VirtualBox Open Source Edition (OSE), as
9	# available from http://www.virtualbox.org. This file is free software;
10	# you can redistribute it and/or modify it under the terms of the GNU
11	# General Public License (GPL) as published by the Free Software
12	# Foundation, in version 2 as it comes in the "COPYING" file of the
13	# VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14	# hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15	#
16
17	# chkconfig: 345 20 80
18	# description: VirtualBox Linux kernel module
19	#
20	### BEGIN INIT INFO
21	# Provides: vboxdrv
22	# Required-Start: $syslog
23	# Required-Stop:
24	# Default-Start: 2 3 4 5
25	# Default-Stop: 0 1 6
26	# Short-Description: VirtualBox Linux kernel module
27	### END INIT INFO
28
29	## @todo This file duplicates a lot of script with vboxadd.sh. When making
30	# changes please try to reduce differences between the two wherever possible.
31
32	## @todo Remove the stop_vms target so that this script is only relevant to
33	# kernel modules. Nice but not urgent.
34
35	PATH=/sbin:/bin:/usr/sbin:/usr/bin:$PATH
36	DEVICE=/dev/vboxdrv
37	LOG="/var/log/vbox-install.log"
38	MODPROBE=/sbin/modprobe
39	SCRIPTNAME=vboxdrv.sh
40
41	# The below is GNU-specific. See VBox.sh for the longer Solaris/OS X version.
42	TARGET=`readlink -e -- "${0}"` \|\| exit 1
43	SCRIPT_DIR="${TARGET%/[!/]*}"
44
45	if $MODPROBE -c \| grep -q '^allow_unsupported_modules *0'; then
46	MODPROBE="$MODPROBE --allow-unsupported-modules"
47	fi
48
49	[ -f /etc/vbox/vbox.cfg ] && . /etc/vbox/vbox.cfg
50	export BUILD_TYPE
51	export USERNAME
52	export USER=$USERNAME
53
54	if test -n "${INSTALL_DIR}" && test -x "${INSTALL_DIR}/VirtualBox"; then
55	MODULE_SRC="${INSTALL_DIR}/src/vboxhost"
56	elif test -x /usr/lib/virtualbox/VirtualBox; then
57	INSTALL_DIR=/usr/lib/virtualbox
58	MODULE_SRC="/usr/share/virtualbox/src/vboxhost"
59	elif test -x "${SCRIPT_DIR}/VirtualBox"; then
60	# Executing from the build directory
61	INSTALL_DIR="${SCRIPT_DIR}"
62	MODULE_SRC="${INSTALL_DIR}/src"
63	else
64	# Silently exit if the package was uninstalled but not purged.
65	# Applies to Debian packages only (but shouldn't hurt elsewhere)
66	exit 0
67	fi
68	VIRTUALBOX="${INSTALL_DIR}/VirtualBox"
69	VBOXMANAGE="${INSTALL_DIR}/VBoxManage"
70	BUILDINTMP="${MODULE_SRC}/build_in_tmp"
71	if test -u "${VIRTUALBOX}"; then
72	GROUP=root
73	DEVICE_MODE=0600
74	else
75	GROUP=vboxusers
76	DEVICE_MODE=0660
77	fi
78
79	[ -r /etc/default/virtualbox ] && . /etc/default/virtualbox
80
81	# Preamble for Gentoo
82	if [ "`which $0`" = "/sbin/rc" ]; then
83	shift
84	fi
85
86	begin_msg()
87	{
88	test -n "${2}" && echo "${SCRIPTNAME}: ${1}."
89	logger -t "${SCRIPTNAME}" "${1}."
90	}
91
92	succ_msg()
93	{
94	logger -t "${SCRIPTNAME}" "${1}."
95	}
96
97	fail_msg()
98	{
99	echo "${SCRIPTNAME}: failed: ${1}." >&2
100	logger -t "${SCRIPTNAME}" "failed: ${1}."
101	}
102
103	failure()
104	{
105	fail_msg "$1"
106	exit 1
107	}
108
109	running()
110	{
111	lsmod \| grep -q "$1[^_-]"
112	}
113
114	## Output the vboxdrv part of our udev rule. This is redirected to the right file.
115	udev_write_vboxdrv() {
116	VBOXDRV_GRP="$1"
117	VBOXDRV_MODE="$2"
118
119	echo "KERNEL==\"vboxdrv\", NAME=\"vboxdrv\", OWNER=\"root\", GROUP=\"$VBOXDRV_GRP\", MODE=\"$VBOXDRV_MODE\""
120	echo "KERNEL==\"vboxdrvu\", NAME=\"vboxdrvu\", OWNER=\"root\", GROUP=\"root\", MODE=\"0666\""
121	echo "KERNEL==\"vboxnetctl\", NAME=\"vboxnetctl\", OWNER=\"root\", GROUP=\"$VBOXDRV_GRP\", MODE=\"$VBOXDRV_MODE\""
122	}
123
124	## Output the USB part of our udev rule. This is redirected to the right file.
125	udev_write_usb() {
126	INSTALLATION_DIR="$1"
127	USB_GROUP="$2"
128
129	echo "SUBSYSTEM==\"usb_device\", ACTION==\"add\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh \$major \$minor \$attr{bDeviceClass}${USB_GROUP}\""
130	echo "SUBSYSTEM==\"usb\", ACTION==\"add\", ENV{DEVTYPE}==\"usb_device\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh \$major \$minor \$attr{bDeviceClass}${USB_GROUP}\""
131	echo "SUBSYSTEM==\"usb_device\", ACTION==\"remove\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh --remove \$major \$minor\""
132	echo "SUBSYSTEM==\"usb\", ACTION==\"remove\", ENV{DEVTYPE}==\"usb_device\", RUN+=\"$INSTALLATION_DIR/VBoxCreateUSBNode.sh --remove \$major \$minor\""
133	}
134
135	## Generate our udev rule file. This takes a change in udev rule syntax in
136	## version 55 into account. It only creates rules for USB for udev versions
137	## recent enough to support USB device nodes.
138	generate_udev_rule() {
139	VBOXDRV_GRP="$1" # The group owning the vboxdrv device
140	VBOXDRV_MODE="$2" # The access mode for the vboxdrv device
141	INSTALLATION_DIR="$3" # The directory VirtualBox is installed in
142	USB_GROUP="$4" # The group that has permission to access USB devices
143	NO_INSTALL="$5" # Set this to "1" to remove but not re-install rules
144
145	# Extra space!
146	case "$USB_GROUP" in ?*) USB_GROUP=" $USB_GROUP" ;; esac
147	case "$NO_INSTALL" in "1") return ;; esac
148	udev_write_vboxdrv "$VBOXDRV_GRP" "$VBOXDRV_MODE"
149	udev_write_usb "$INSTALLATION_DIR" "$USB_GROUP"
150	}
151
152	## Install udev rule (disable with INSTALL_NO_UDEV=1 in
153	## /etc/default/virtualbox).
154	install_udev() {
155	VBOXDRV_GRP="$1" # The group owning the vboxdrv device
156	VBOXDRV_MODE="$2" # The access mode for the vboxdrv device
157	INSTALLATION_DIR="$3" # The directory VirtualBox is installed in
158	USB_GROUP="$4" # The group that has permission to access USB devices
159	NO_INSTALL="$5" # Set this to "1" to remove but not re-install rules
160
161	if test -d /etc/udev/rules.d; then
162	generate_udev_rule "$VBOXDRV_GRP" "$VBOXDRV_MODE" "$INSTALLATION_DIR" \
163	"$USB_GROUP" "$NO_INSTALL"
164	fi
165	# Remove old udev description file
166	rm -f /etc/udev/rules.d/10-vboxdrv.rules 2> /dev/null
167	}
168
169	## Create a usb device node for a given sysfs path to a USB device.
170	install_create_usb_node_for_sysfs() {
171	path="$1" # sysfs path for the device
172	usb_createnode="$2" # Path to the USB device node creation script
173	usb_group="$3" # The group to give ownership of the node to
174	if test -r "${path}/dev"; then
175	dev="`cat "${path}/dev" 2> /dev/null`"
176	major="`expr "$dev" : '$.*$:' 2> /dev/null`"
177	minor="`expr "$dev" : '.:$.$' 2> /dev/null`"
178	class="`cat ${path}/bDeviceClass 2> /dev/null`"
179	sh "${usb_createnode}" "$major" "$minor" "$class" \
180	"${usb_group}" 2>/dev/null
181	fi
182	}
183
184	udev_rule_file=/etc/udev/rules.d/60-vboxdrv.rules
185	sysfs_usb_devices="/sys/bus/usb/devices/*"
186
187	## Install udev rules and create device nodes for usb access
188	setup_usb() {
189	VBOXDRV_GRP="$1" # The group that should own /dev/vboxdrv
190	VBOXDRV_MODE="$2" # The mode to be used for /dev/vboxdrv
191	INSTALLATION_DIR="$3" # The directory VirtualBox is installed in
192	USB_GROUP="$4" # The group that should own the /dev/vboxusb device
193	# nodes unless INSTALL_NO_GROUP=1 in
194	# /etc/default/virtualbox. Optional.
195	usb_createnode="$INSTALLATION_DIR/VBoxCreateUSBNode.sh"
196	# install udev rule (disable with INSTALL_NO_UDEV=1 in
197	# /etc/default/virtualbox)
198	if [ "$INSTALL_NO_GROUP" != "1" ]; then
199	usb_group=$USB_GROUP
200	vboxdrv_group=$VBOXDRV_GRP
201	else
202	usb_group=root
203	vboxdrv_group=root
204	fi
205	install_udev "${vboxdrv_group}" "$VBOXDRV_MODE" \
206	"$INSTALLATION_DIR" "${usb_group}" \
207	"$INSTALL_NO_UDEV" > ${udev_rule_file}
208	# Build our device tree
209	for i in ${sysfs_usb_devices}; do # This line intentionally without quotes.
210	install_create_usb_node_for_sysfs "$i" "${usb_createnode}" \
211	"${usb_group}"
212	done
213	}
214
215	cleanup_usb()
216	{
217	# Remove udev description file
218	rm -f /etc/udev/rules.d/60-vboxdrv.rules
219	rm -f /etc/udev/rules.d/10-vboxdrv.rules
220
221	# Remove our USB device tree
222	rm -rf /dev/vboxusb
223	}
224
225	start()
226	{
227	begin_msg "Starting VirtualBox services" console
228	if [ -d /proc/xen ]; then
229	failure "Running VirtualBox in a Xen environment is not supported"
230	fi
231	if ! running vboxdrv; then
232	if ! rm -f $DEVICE; then
233	failure "Cannot remove $DEVICE"
234	fi
235	if ! $MODPROBE vboxdrv > /dev/null 2>&1; then
236	setup
237	if ! $MODPROBE vboxdrv > /dev/null 2>&1; then
238	failure "modprobe vboxdrv failed. Please use 'dmesg' to find out why"
239	fi
240	fi
241	sleep .2
242	fi
243	# ensure the character special exists
244	if [ ! -c $DEVICE ]; then
245	MAJOR=`sed -n 's;$[0-9]\+$ vboxdrv$;\1;p' /proc/devices`
246	if [ ! -z "$MAJOR" ]; then
247	MINOR=0
248	else
249	MINOR=`sed -n 's;$[0-9]\+$ vboxdrv$;\1;p' /proc/misc`
250	if [ ! -z "$MINOR" ]; then
251	MAJOR=10
252	fi
253	fi
254	if [ -z "$MAJOR" ]; then
255	rmmod vboxdrv 2>/dev/null
256	failure "Cannot locate the VirtualBox device"
257	fi
258	if ! mknod -m 0660 $DEVICE c $MAJOR $MINOR 2>/dev/null; then
259	rmmod vboxdrv 2>/dev/null
260	failure "Cannot create device $DEVICE with major $MAJOR and minor $MINOR"
261	fi
262	fi
263	# ensure permissions
264	if ! chown :"${GROUP}" $DEVICE 2>/dev/null; then
265	rmmod vboxpci 2>/dev/null
266	rmmod vboxnetadp 2>/dev/null
267	rmmod vboxnetflt 2>/dev/null
268	rmmod vboxdrv 2>/dev/null
269	failure "Cannot change group ${GROUP} for device $DEVICE"
270	fi
271	if ! $MODPROBE vboxnetflt > /dev/null 2>&1; then
272	failure "modprobe vboxnetflt failed. Please use 'dmesg' to find out why"
273	fi
274	if ! $MODPROBE vboxnetadp > /dev/null 2>&1; then
275	failure "modprobe vboxnetadp failed. Please use 'dmesg' to find out why"
276	fi
277	if ! $MODPROBE vboxpci > /dev/null 2>&1; then
278	failure "modprobe vboxpci failed. Please use 'dmesg' to find out why"
279	fi
280	# Create the /dev/vboxusb directory if the host supports that method
281	# of USB access. The USB code checks for the existance of that path.
282	if grep -q usb_device /proc/devices; then
283	mkdir -p -m 0750 /dev/vboxusb 2>/dev/null
284	chown root:vboxusers /dev/vboxusb 2>/dev/null
285	fi
286	# Remove any kernel modules left over from previously installed kernels.
287	cleanup only_old
288	succ_msg "VirtualBox services started"
289	}
290
291	stop()
292	{
293	begin_msg "Stopping VirtualBox services" console
294
295	if running vboxpci; then
296	if ! rmmod vboxpci 2>/dev/null; then
297	failure "Cannot unload module vboxpci"
298	fi
299	fi
300	if running vboxnetadp; then
301	if ! rmmod vboxnetadp 2>/dev/null; then
302	failure "Cannot unload module vboxnetadp"
303	fi
304	fi
305	if running vboxdrv; then
306	if running vboxnetflt; then
307	if ! rmmod vboxnetflt 2>/dev/null; then
308	failure "Cannot unload module vboxnetflt"
309	fi
310	fi
311	if ! rmmod vboxdrv 2>/dev/null; then
312	failure "Cannot unload module vboxdrv"
313	fi
314	if ! rm -f $DEVICE; then
315	failure "Cannot unlink $DEVICE"
316	fi
317	fi
318	succ_msg "VirtualBox services stopped"
319	}
320
321	# enter the following variables in /etc/default/virtualbox:
322	# SHUTDOWN_USERS="foo bar"
323	# check for running VMs of user foo and user bar
324	# SHUTDOWN=poweroff
325	# SHUTDOWN=acpibutton
326	# SHUTDOWN=savestate
327	# select one of these shutdown methods for running VMs
328	stop_vms()
329	{
330	wait=0
331	for i in $SHUTDOWN_USERS; do
332	# don't create the ipcd directory with wrong permissions!
333	if [ -d /tmp/.vbox-$i-ipc ]; then
334	export VBOX_IPC_SOCKETID="$i"
335	VMS=`$VBOXMANAGE --nologo list runningvms \| sed -e 's/^".".{$.*$}/\1/' 2>/dev/null`
336	if [ -n "$VMS" ]; then
337	if [ "$SHUTDOWN" = "poweroff" ]; then
338	begin_msg "Powering off remaining VMs"
339	for v in $VMS; do
340	$VBOXMANAGE --nologo controlvm $v poweroff
341	done
342	succ_msg "Remaining VMs powered off"
343	elif [ "$SHUTDOWN" = "acpibutton" ]; then
344	begin_msg "Sending ACPI power button event to remaining VMs"
345	for v in $VMS; do
346	$VBOXMANAGE --nologo controlvm $v acpipowerbutton
347	wait=30
348	done
349	succ_msg "ACPI power button event sent to remaining VMs"
350	elif [ "$SHUTDOWN" = "savestate" ]; then
351	begin_msg "Saving state of remaining VMs"
352	for v in $VMS; do
353	$VBOXMANAGE --nologo controlvm $v savestate
354	done
355	succ_msg "State of remaining VMs saved"
356	fi
357	fi
358	fi
359	done
360	# wait for some seconds when doing ACPI shutdown
361	if [ "$wait" -ne 0 ]; then
362	begin_msg "Waiting for $wait seconds for VM shutdown"
363	sleep $wait
364	succ_msg "Waited for $wait seconds for VM shutdown"
365	fi
366	}
367
368	cleanup()
369	{
370	# If this is set, only remove kernel modules for no longer installed
371	# kernels. Note that only generated kernel modules should be placed
372	# in /lib/modules/*/misc. Anything that we should not remove automatically
373	# should go elsewhere.
374	only_old="${1}"
375	for i in /lib/modules/*; do
376	# Check whether we are only cleaning up for uninstalled kernels.
377	test -n "${only_old}" && test -e "${i}/kernel/drivers" && continue
378	# We could just do "rm -f", but we only want to try deleting folders if
379	# we are sure they were ours, i.e. they had our modules in beforehand.
380	if test -e "${i}/misc/vboxdrv.ko" \
381	\|\| test -e "${i}/misc/vboxnetadp.ko" \
382	\|\| test -e "${i}/misc/vboxnetflt.ko" \
383	\|\| test -e "${i}/misc/vboxpci.ko"; then
384	rm -f "${i}/misc/vboxdrv.ko" "${i}/misc/vboxnetadp.ko" \
385	"${i}/misc/vboxnetflt.ko" "${i}/misc/vboxpci.ko"
386	version=`expr "${i}" : "/lib/modules/$.*$"`
387	depmod -a "${version}"
388	fi
389	# Remove the kernel version folder if it was empty except for us.
390	test "`echo ${i}/misc/* ${i}/misc/.?* ${i}/* ${i}/.?*`" \
391	= "${i}/misc/* ${i}/misc/.. ${i}/misc ${i}/.." &&
392	rmdir "${i}/misc" "${i}" # We used to leave empty folders.
393	done
394	}
395
396	# setup_script
397	setup()
398	{
399	begin_msg "Building VirtualBox kernel modules" console
400	if ! $BUILDINTMP \
401	--save-module-symvers /tmp/vboxdrv-Module.symvers \
402	--module-source "$MODULE_SRC/vboxdrv" \
403	--no-print-directory install >> $LOG 2>&1; then
404	"${INSTALL_DIR}/check_module_dependencies.sh" \|\| exit 1
405	failure "Look at $LOG to find out what went wrong"
406	fi
407	if ! $BUILDINTMP \
408	--use-module-symvers /tmp/vboxdrv-Module.symvers \
409	--module-source "$MODULE_SRC/vboxnetflt" \
410	--no-print-directory install >> $LOG 2>&1; then
411	failure "Look at $LOG to find out what went wrong"
412	fi
413	if ! $BUILDINTMP \
414	--use-module-symvers /tmp/vboxdrv-Module.symvers \
415	--module-source "$MODULE_SRC/vboxnetadp" \
416	--no-print-directory install >> $LOG 2>&1; then
417	failure "Look at $LOG to find out what went wrong"
418	fi
419	if ! $BUILDINTMP \
420	--use-module-symvers /tmp/vboxdrv-Module.symvers \
421	--module-source "$MODULE_SRC/vboxpci" \
422	--no-print-directory install >> $LOG 2>&1; then
423	failure "Look at $LOG to find out what went wrong"
424	fi
425	rm -f /etc/vbox/module_not_compiled
426	depmod -a
427	succ_msg "VirtualBox kernel modules built"
428	}
429
430	dmnstatus()
431	{
432	if running vboxdrv; then
433	str="vboxdrv"
434	if running vboxnetflt; then
435	str="$str, vboxnetflt"
436	if running vboxnetadp; then
437	str="$str, vboxnetadp"
438	fi
439	fi
440	if running vboxpci; then
441	str="$str, vboxpci"
442	fi
443	echo "VirtualBox kernel modules ($str) are loaded."
444	for i in $SHUTDOWN_USERS; do
445	# don't create the ipcd directory with wrong permissions!
446	if [ -d /tmp/.vbox-$i-ipc ]; then
447	export VBOX_IPC_SOCKETID="$i"
448	VMS=`$VBOXMANAGE --nologo list runningvms \| sed -e 's/^".".{$.*$}/\1/' 2>/dev/null`
449	if [ -n "$VMS" ]; then
450	echo "The following VMs are currently running:"
451	for v in $VMS; do
452	echo " $v"
453	done
454	fi
455	fi
456	done
457	else
458	echo "VirtualBox kernel module is not loaded."
459	fi
460	}
461
462	case "$1" in
463	start)
464	start
465	;;
466	stop)
467	stop_vms
468	stop
469	;;
470	stop_vms)
471	stop_vms
472	;;
473	restart)
474	stop && start
475	;;
476	setup)
477	# Create udev rule and USB device nodes.
478	## todo Wouldn't it make more sense to install the rule to /lib/udev? This
479	## is not a user-created configuration file after all.
480	## todo Do we need a udev rule to create /dev/vboxdrv[u] at all? We have
481	## working fall-back code here anyway, and the "right" code is more complex
482	## than the fall-back. Unnecessary duplication?
483	stop && cleanup
484	setup_usb "$GROUP" "$DEVICE_MODE" "$INSTALL_DIR"
485	setup && start
486	;;
487	cleanup)
488	stop && cleanup
489	cleanup_usb
490	;;
491	force-reload)
492	stop
493	start
494	;;
495	status)
496	dmnstatus
497	;;
498	*)
499	echo "Usage: $0 {start\|stop\|stop_vms\|restart\|force-reload\|status}"
500	exit 1
501	esac
502
503	exit 0

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source: vbox/trunk/src/VBox/Installer/linux/vboxdrv.sh@ 69498

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