xref: /freebsd/share/examples/bhyve/vmrun.sh (revision 8aac90f18aef7c9eea906c3ff9a001ca7b94f375)
1#!/bin/sh
2#
3# SPDX-License-Identifier: BSD-2-Clause
4#
5# Copyright (c) 2013 NetApp, Inc.
6# All rights reserved.
7#
8# Redistribution and use in source and binary forms, with or without
9# modification, are permitted provided that the following conditions
10# are met:
11# 1. Redistributions of source code must retain the above copyright
12#    notice, this list of conditions and the following disclaimer.
13# 2. Redistributions in binary form must reproduce the above copyright
14#    notice, this list of conditions and the following disclaimer in the
15#    documentation and/or other materials provided with the distribution.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27# SUCH DAMAGE.
28#
29#
30
31LOADER=/usr/sbin/bhyveload
32BHYVECTL=/usr/sbin/bhyvectl
33FBSDRUN=/usr/sbin/bhyve
34
35DEFAULT_MEMSIZE=512M
36DEFAULT_CPUS=2
37DEFAULT_TAPDEV=tap0
38DEFAULT_CONSOLE=stdio
39
40DEFAULT_NIC=virtio-net
41DEFAULT_DISK=virtio-blk
42DEFAULT_VIRTIO_DISK="./diskdev"
43DEFAULT_ISOFILE="./release.iso"
44
45DEFAULT_VNCHOST="127.0.0.1"
46DEFAULT_VNCPORT=5900
47DEFAULT_VNCSIZE="w=1024,h=768"
48
49errmsg() {
50	echo "*** $1"
51}
52
53usage() {
54	local msg=$1
55
56	echo "Usage: vmrun.sh [-aAEhiTuvw] [-c <CPUs>] [-C <console>]" \
57	    "[-d <disk file>]"
58	echo "                [-e <name=value>] [-f <path of firmware>]" \
59	    "[-F <size>]"
60	echo "                [-G [w][address:]port] [-H <directory>]"
61	echo "                [-I <location of installation iso>] [-l <loader>]"
62	echo "                [-L <VNC IP for UEFI framebuffer>]"
63	echo "                [-m <memsize>]" \
64	    "[-n <network adapter emulation type>]"
65	echo "                [-p <pcidev|bus/slot/func>]"
66	echo "                [-P <port>] [-t <tapdev>] <vmname>"
67	echo ""
68	echo "       -h: display this help message"
69	echo "       -a: force memory mapped local APIC access"
70	echo "       -A: use AHCI disk emulation instead of ${DEFAULT_DISK}"
71	echo "       -c: number of virtual cpus (default: ${DEFAULT_CPUS})"
72	echo "       -C: console device (default: ${DEFAULT_CONSOLE})"
73	echo "       -d: virtio diskdev file (default: ${DEFAULT_VIRTIO_DISK})"
74	echo "       -e: set FreeBSD loader environment variable"
75	echo "       -E: Use UEFI mode (amd64 only)"
76	echo "       -f: Use a specific boot firmware (e.g., EDK2, U-Boot)"
77	echo "       -F: Use a custom UEFI GOP framebuffer size" \
78	    "(default: ${DEFAULT_VNCSIZE}) (amd64 only)"
79	echo "       -G: bind the GDB stub to the specified address"
80	echo "       -H: host filesystem to export to the loader"
81	echo "       -i: force boot of the Installation CDROM image"
82	echo "       -I: Installation CDROM image location" \
83	    "(default: ${DEFAULT_ISOFILE})"
84	echo "       -l: the OS loader to use (default: /boot/userboot.so) (amd64 only)"
85	echo "       -L: IP address for UEFI GOP VNC server" \
86	    "(default: ${DEFAULT_VNCHOST})"
87	echo "       -m: memory size (default: ${DEFAULT_MEMSIZE})"
88	echo "       -n: network adapter emulation type" \
89	    "(default: ${DEFAULT_NIC})"
90	echo "       -p: pass-through a host PCI device (e.g ppt0 or" \
91	    "bus/slot/func) (amd64 only)"
92	echo "       -P: UEFI GOP VNC port (default: ${DEFAULT_VNCPORT})"
93	echo "       -t: tap device for virtio-net (default: $DEFAULT_TAPDEV)"
94	echo "       -T: Enable tablet device (for UEFI GOP) (amd64 only)"
95	echo "       -u: RTC keeps UTC time"
96	echo "       -v: Wait for VNC client connection before booting VM"
97	echo "       -w: ignore unimplemented MSRs (amd64 only)"
98	echo ""
99	[ -n "$msg" ] && errmsg "$msg"
100	exit 1
101}
102
103if [ `id -u` -ne 0 ]; then
104	errmsg "This script must be executed with superuser privileges"
105	exit 1
106fi
107
108kldstat -n vmm > /dev/null 2>&1
109if [ $? -ne 0 ]; then
110	errmsg "vmm.ko is not loaded"
111	exit 1
112fi
113
114platform=$(uname -m)
115if [ "${platform}" != amd64 -a "${platform}" != arm64 ]; then
116	errmsg "This script is only supported on amd64 and arm64 platforms"
117	exit 1
118fi
119
120force_install=0
121isofile=${DEFAULT_ISOFILE}
122memsize=${DEFAULT_MEMSIZE}
123console=${DEFAULT_CONSOLE}
124cpus=${DEFAULT_CPUS}
125nic=${DEFAULT_NIC}
126tap_total=0
127disk_total=0
128disk_emulation=${DEFAULT_DISK}
129loader_opt=""
130pass_total=0
131
132# EFI-specific options
133efi_mode=0
134efi_firmware="/usr/local/share/uefi-firmware/BHYVE_UEFI.fd"
135vncwait=""
136vnchost=${DEFAULT_VNCHOST}
137vncport=${DEFAULT_VNCPORT}
138vncsize=${DEFAULT_VNCSIZE}
139tablet=""
140
141# arm64 only
142uboot_firmware="/usr/local/share/u-boot/u-boot-bhyve-arm64/u-boot.bin"
143
144case ${platform} in
145amd64)
146	bhyverun_opt="-H -P"
147	opts="aAc:C:d:e:Ef:F:G:hH:iI:l:L:m:n:p:P:t:Tuvw"
148	;;
149arm64)
150	bhyverun_opt=""
151	opts="aAc:C:d:e:f:F:G:hH:iI:L:m:n:P:t:uv"
152	;;
153esac
154
155while getopts $opts c ; do
156	case $c in
157	a)
158		bhyverun_opt="${bhyverun_opt} -a"
159		;;
160	A)
161		disk_emulation="ahci-hd"
162		;;
163	c)
164		cpus=${OPTARG}
165		;;
166	C)
167		console=${OPTARG}
168		;;
169	d)
170		disk_dev=${OPTARG%%,*}
171		disk_opts=${OPTARG#${disk_dev}}
172		eval "disk_dev${disk_total}=\"${disk_dev}\""
173		eval "disk_opts${disk_total}=\"${disk_opts}\""
174		disk_total=$(($disk_total + 1))
175		;;
176	e)
177		loader_opt="${loader_opt} -e ${OPTARG}"
178		;;
179	E)
180		efi_mode=1
181		;;
182	f)
183		firmware="${OPTARG}"
184		;;
185	F)
186		vncsize="${OPTARG}"
187		;;
188	G)
189		bhyverun_opt="${bhyverun_opt} -G ${OPTARG}"
190		;;
191	H)
192		host_base=`realpath ${OPTARG}`
193		;;
194	i)
195		force_install=1
196		;;
197	I)
198		isofile=${OPTARG}
199		;;
200	l)
201		loader_opt="${loader_opt} -l ${OPTARG}"
202		;;
203	L)
204		vnchost="${OPTARG}"
205		;;
206	m)
207		memsize=${OPTARG}
208		;;
209	n)
210		nic=${OPTARG}
211		;;
212	p)
213		eval "pass_dev${pass_total}=\"${OPTARG}\""
214		pass_total=$(($pass_total + 1))
215		;;
216	P)
217		vncport="${OPTARG}"
218		;;
219	t)
220		eval "tap_dev${tap_total}=\"${OPTARG}\""
221		tap_total=$(($tap_total + 1))
222		;;
223	T)
224		tablet="-s 30,xhci,tablet"
225		;;
226	u)
227		bhyverun_opt="${bhyverun_opt} -u"
228		;;
229	v)
230		vncwait=",wait"
231		;;
232	w)
233		bhyverun_opt="${bhyverun_opt} -w"
234		;;
235	*)
236		usage
237		;;
238	esac
239done
240
241if [ $tap_total -eq 0 ] ; then
242    tap_total=1
243    tap_dev0="${DEFAULT_TAPDEV}"
244fi
245if [ $disk_total -eq 0 ] ; then
246    disk_total=1
247    disk_dev0="${DEFAULT_VIRTIO_DISK}"
248
249fi
250
251shift $((${OPTIND} - 1))
252
253if [ $# -ne 1 ]; then
254	usage "virtual machine name not specified"
255fi
256
257vmname="$1"
258if [ -n "${host_base}" ]; then
259	loader_opt="${loader_opt} -h ${host_base}"
260fi
261
262# If PCI passthru devices are configured then guest memory must be wired
263if [ ${pass_total} -gt 0 ]; then
264	loader_opt="${loader_opt} -S"
265	bhyverun_opt="${bhyverun_opt} -S"
266fi
267
268if [ -z "$firmware" ]; then
269	case ${platform} in
270	amd64)
271		firmware="${efi_firmware}"
272		firmware_pkg="edk2-bhyve"
273		;;
274	arm64)
275		firmware="${uboot_firmware}"
276		firmware_pkg="u-boot-bhyve-arm64"
277		;;
278	esac
279fi
280
281if [ -n "${firmware}" -a ! -f "${firmware}" ]; then
282	echo "Error: Firmware file ${firmware} doesn't exist."
283	if [ -n "${firmware_pkg}" ]; then
284		echo "       Try: pkg install ${firmware_pkg}"
285	fi
286	exit 1
287fi
288
289make_and_check_diskdev()
290{
291    local virtio_diskdev="$1"
292    # Create the virtio diskdev file if needed
293    if [ ! -e ${virtio_diskdev} ]; then
294	    echo "virtio disk device file \"${virtio_diskdev}\" does not exist."
295	    echo "Creating it ..."
296	    truncate -s 8G ${virtio_diskdev} > /dev/null
297    fi
298
299    if [ ! -r ${virtio_diskdev} ]; then
300	    echo "virtio disk device file \"${virtio_diskdev}\" is not readable"
301	    exit 1
302    fi
303
304    if [ ! -w ${virtio_diskdev} ]; then
305	    echo "virtio disk device file \"${virtio_diskdev}\" is not writable"
306	    exit 1
307    fi
308}
309
310echo "Launching virtual machine \"$vmname\" ..."
311
312first_diskdev="$disk_dev0"
313
314${BHYVECTL} --vm=${vmname} --destroy > /dev/null 2>&1
315
316while [ 1 ]; do
317
318	file -s ${first_diskdev} | grep "boot sector" > /dev/null
319	rc=$?
320	if [ $rc -ne 0 ]; then
321		file -s ${first_diskdev} | \
322		    grep ": Unix Fast File sys" > /dev/null
323		rc=$?
324	fi
325	if [ $rc -ne 0 ]; then
326		need_install=1
327	else
328		need_install=0
329	fi
330
331	if [ $force_install -eq 1 -o $need_install -eq 1 ]; then
332		if [ ! -r ${isofile} ]; then
333			echo -n "Installation CDROM image \"${isofile}\" "
334			echo    "is not readable"
335			exit 1
336		fi
337		BOOTDISKS="-d ${isofile}"
338		installer_opt="-s 31:0,ahci-cd,${isofile}"
339	else
340		BOOTDISKS=""
341		i=0
342		while [ $i -lt $disk_total ] ; do
343			eval "disk=\$disk_dev${i}"
344			if [ -r ${disk} ] ; then
345				BOOTDISKS="$BOOTDISKS -d ${disk} "
346			fi
347			i=$(($i + 1))
348		done
349		installer_opt=""
350	fi
351
352	if [ ${platform} = amd64 -a ${efi_mode} -eq 0 ]; then
353		${LOADER} -c ${console} -m ${memsize} ${BOOTDISKS} \
354		    ${loader_opt} ${vmname}
355		bhyve_exit=$?
356		if [ $bhyve_exit -ne 0 ]; then
357			break
358		fi
359	fi
360
361	#
362	# Build up args for additional tap and disk devices now.
363	#
364	devargs="-s 0:0,hostbridge"  # accumulate disk/tap args here
365	case ${platform} in
366	amd64)
367		console_opt="-l com1,${console}"
368		devargs="$devargs -s 1:0,lpc "
369		nextslot=2  # slot 0 is hostbridge, slot 1 is lpc
370		;;
371	arm64)
372		console_opt="-o console=${console}"
373		devargs="$devargs -o bootrom=${firmware} "
374		nextslot=1  # slot 0 is hostbridge
375		;;
376	esac
377
378	i=0
379	while [ $i -lt $disk_total ] ; do
380	    eval "disk=\$disk_dev${i}"
381	    eval "opts=\$disk_opts${i}"
382	    make_and_check_diskdev "${disk}"
383	    devargs="$devargs -s $nextslot:0,$disk_emulation,${disk}${opts} "
384	    nextslot=$(($nextslot + 1))
385	    i=$(($i + 1))
386	done
387
388	i=0
389	while [ $i -lt $tap_total ] ; do
390	    eval "tapname=\$tap_dev${i}"
391	    devargs="$devargs -s $nextslot:0,${nic},${tapname} "
392	    nextslot=$(($nextslot + 1))
393	    i=$(($i + 1))
394	done
395
396	i=0
397	while [ $i -lt $pass_total ] ; do
398		eval "pass=\$pass_dev${i}"
399		bsfform="$(echo "${pass}" | grep "^[0-9]\+/[0-9]\+/[0-9]\+$")"
400		if [ -z "${bsfform}" ]; then
401			bsf="$(pciconf -l "${pass}" 2>/dev/null)"
402			if [ $? -ne 0 ]; then
403				errmsg "${pass} is not a host PCI device"
404				exit 1
405			fi
406			bsf="$(echo "${bsf}" | awk -F: '{print $2"/"$3"/"$4}')"
407		else
408			bsf="${pass}"
409		fi
410		devargs="$devargs -s $nextslot:0,passthru,${bsf} "
411		nextslot=$(($nextslot + 1))
412		i=$(($i + 1))
413        done
414
415	efiargs=""
416	if [ ${efi_mode} -gt 0 ]; then
417		efiargs="-s 29,fbuf,tcp=${vnchost}:${vncport},"
418		efiargs="${efiargs}${vncsize}${vncwait}"
419		efiargs="${efiargs} -l bootrom,${firmware}"
420		efiargs="${efiargs} ${tablet}"
421	fi
422
423	${FBSDRUN} -c ${cpus} -m ${memsize} ${bhyverun_opt}		\
424		${efiargs}						\
425		${devargs}						\
426		${console_opt}						\
427		${installer_opt}					\
428		${vmname}
429
430	bhyve_exit=$?
431	# bhyve returns the following status codes:
432	#  0 - VM has been reset
433	#  1 - VM has been powered off
434	#  2 - VM has been halted
435	#  3 - VM generated a triple fault
436	#  all other non-zero status codes are errors
437	#
438	if [ $bhyve_exit -ne 0 ]; then
439		break
440	fi
441done
442
443
444case $bhyve_exit in
445	0|1|2)
446		# Cleanup /dev/vmm entry when bhyve did not exit
447		# due to an error.
448		${BHYVECTL} --vm=${vmname} --destroy > /dev/null 2>&1
449		;;
450esac
451
452exit $bhyve_exit
453