xref: /freebsd/share/examples/bhyve/vmrun.sh (revision af23369a6deaaeb612ab266eb88b8bb8d560c322)
1#!/bin/sh
2#
3# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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# $FreeBSD$
30#
31
32LOADER=/usr/sbin/bhyveload
33BHYVECTL=/usr/sbin/bhyvectl
34FBSDRUN=/usr/sbin/bhyve
35
36DEFAULT_MEMSIZE=512M
37DEFAULT_CPUS=2
38DEFAULT_TAPDEV=tap0
39DEFAULT_CONSOLE=stdio
40
41DEFAULT_NIC=virtio-net
42DEFAULT_DISK=virtio-blk
43DEFAULT_VIRTIO_DISK="./diskdev"
44DEFAULT_ISOFILE="./release.iso"
45
46DEFAULT_VNCHOST="127.0.0.1"
47DEFAULT_VNCPORT=5900
48DEFAULT_VNCSIZE="w=1024,h=768"
49
50errmsg() {
51	echo "*** $1"
52}
53
54usage() {
55	local msg=$1
56
57	echo "Usage: vmrun.sh [-aAEhiTv] [-c <CPUs>] [-C <console>]" \
58	    "[-d <disk file>]"
59	echo "                [-e <name=value>] [-f <path of firmware>]" \
60	    "[-F <size>]"
61	echo "                [-H <directory>]"
62	echo "                [-I <location of installation iso>] [-l <loader>]"
63	echo "                [-L <VNC IP for UEFI framebuffer>]"
64	echo "                [-m <memsize>]" \
65	    "[-n <network adapter emulation type>]"
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"
76	echo "       -f: Use a specific UEFI firmware"
77	echo "       -F: Use a custom UEFI GOP framebuffer size" \
78	    "(default: ${DEFAULT_VNCSIZE})"
79	echo "       -H: host filesystem to export to the loader"
80	echo "       -i: force boot of the Installation CDROM image"
81	echo "       -I: Installation CDROM image location" \
82	    "(default: ${DEFAULT_ISOFILE})"
83	echo "       -l: the OS loader to use (default: /boot/userboot.so)"
84	echo "       -L: IP address for UEFI GOP VNC server" \
85	    "(default: ${DEFAULT_VNCHOST}"
86	echo "       -m: memory size (default: ${DEFAULT_MEMSIZE})"
87	echo "       -n: network adapter emulation type" \
88	    "(default: ${DEFAULT_NIC})"
89	echo "       -p: pass-through a host PCI device at bus/slot/func" \
90	    "(e.g. 10/0/0)"
91	echo "       -P: UEFI GOP VNC port (default: ${DEFAULT_VNCPORT})"
92	echo "       -t: tap device for virtio-net (default: $DEFAULT_TAPDEV)"
93	echo "       -T: Enable tablet device (for UEFI GOP)"
94	echo "       -u: RTC keeps UTC time"
95	echo "       -v: Wait for VNC client connection before booting VM"
96	echo "       -w: ignore unimplemented MSRs"
97	echo ""
98	[ -n "$msg" ] && errmsg "$msg"
99	exit 1
100}
101
102if [ `id -u` -ne 0 ]; then
103	errmsg "This script must be executed with superuser privileges"
104	exit 1
105fi
106
107kldstat -n vmm > /dev/null 2>&1
108if [ $? -ne 0 ]; then
109	errmsg "vmm.ko is not loaded"
110	exit 1
111fi
112
113force_install=0
114isofile=${DEFAULT_ISOFILE}
115memsize=${DEFAULT_MEMSIZE}
116console=${DEFAULT_CONSOLE}
117cpus=${DEFAULT_CPUS}
118nic=${DEFAULT_NIC}
119tap_total=0
120disk_total=0
121disk_emulation=${DEFAULT_DISK}
122loader_opt=""
123bhyverun_opt="-H -A -P"
124pass_total=0
125
126# EFI-specific options
127efi_mode=0
128efi_firmware="/usr/local/share/uefi-firmware/BHYVE_UEFI.fd"
129vncwait=""
130vnchost=${DEFAULT_VNCHOST}
131vncport=${DEFAULT_VNCPORT}
132vncsize=${DEFAULT_VNCSIZE}
133tablet=""
134
135while getopts aAc:C:d:e:Ef:F:g:hH:iI:l:L:m:n:p:P:t:Tuvw c ; do
136	case $c in
137	a)
138		bhyverun_opt="${bhyverun_opt} -a"
139		;;
140	A)
141		disk_emulation="ahci-hd"
142		;;
143	c)
144		cpus=${OPTARG}
145		;;
146	C)
147		console=${OPTARG}
148		;;
149	d)
150		disk_dev=${OPTARG%%,*}
151		disk_opts=${OPTARG#${disk_dev}}
152		eval "disk_dev${disk_total}=\"${disk_dev}\""
153		eval "disk_opts${disk_total}=\"${disk_opts}\""
154		disk_total=$(($disk_total + 1))
155		;;
156	e)
157		loader_opt="${loader_opt} -e ${OPTARG}"
158		;;
159	E)
160		efi_mode=1
161		;;
162	f)
163		efi_firmware="${OPTARG}"
164		;;
165	F)
166		vncsize="${OPTARG}"
167		;;
168	H)
169		host_base=`realpath ${OPTARG}`
170		;;
171	i)
172		force_install=1
173		;;
174	I)
175		isofile=${OPTARG}
176		;;
177	l)
178		loader_opt="${loader_opt} -l ${OPTARG}"
179		;;
180	L)
181		vnchost="${OPTARG}"
182		;;
183	m)
184		memsize=${OPTARG}
185		;;
186	n)
187		nic=${OPTARG}
188		;;
189	p)
190		eval "pass_dev${pass_total}=\"${OPTARG}\""
191		pass_total=$(($pass_total + 1))
192		;;
193	P)
194		vncport="${OPTARG}"
195		;;
196	t)
197		eval "tap_dev${tap_total}=\"${OPTARG}\""
198		tap_total=$(($tap_total + 1))
199		;;
200	T)
201		tablet="-s 30,xhci,tablet"
202		;;
203	u)
204		bhyverun_opt="${bhyverun_opt} -u"
205		;;
206	v)
207		vncwait=",wait"
208		;;
209	w)
210		bhyverun_opt="${bhyverun_opt} -w"
211		;;
212	*)
213		usage
214		;;
215	esac
216done
217
218if [ $tap_total -eq 0 ] ; then
219    tap_total=1
220    tap_dev0="${DEFAULT_TAPDEV}"
221fi
222if [ $disk_total -eq 0 ] ; then
223    disk_total=1
224    disk_dev0="${DEFAULT_VIRTIO_DISK}"
225
226fi
227
228shift $((${OPTIND} - 1))
229
230if [ $# -ne 1 ]; then
231	usage "virtual machine name not specified"
232fi
233
234vmname="$1"
235if [ -n "${host_base}" ]; then
236	loader_opt="${loader_opt} -h ${host_base}"
237fi
238
239# If PCI passthru devices are configured then guest memory must be wired
240if [ ${pass_total} -gt 0 ]; then
241	loader_opt="${loader_opt} -S"
242	bhyverun_opt="${bhyverun_opt} -S"
243fi
244
245if [ ${efi_mode} -gt 0 ]; then
246	if [ ! -f ${efi_firmware} ]; then
247		echo "Error: EFI Firmware ${efi_firmware} doesn't exist." \
248		    "Try: pkg install uefi-edk2-bhyve"
249		exit 1
250	fi
251fi
252
253make_and_check_diskdev()
254{
255    local virtio_diskdev="$1"
256    # Create the virtio diskdev file if needed
257    if [ ! -e ${virtio_diskdev} ]; then
258	    echo "virtio disk device file \"${virtio_diskdev}\" does not exist."
259	    echo "Creating it ..."
260	    truncate -s 8G ${virtio_diskdev} > /dev/null
261    fi
262
263    if [ ! -r ${virtio_diskdev} ]; then
264	    echo "virtio disk device file \"${virtio_diskdev}\" is not readable"
265	    exit 1
266    fi
267
268    if [ ! -w ${virtio_diskdev} ]; then
269	    echo "virtio disk device file \"${virtio_diskdev}\" is not writable"
270	    exit 1
271    fi
272}
273
274echo "Launching virtual machine \"$vmname\" ..."
275
276first_diskdev="$disk_dev0"
277
278${BHYVECTL} --vm=${vmname} --destroy > /dev/null 2>&1
279
280while [ 1 ]; do
281
282	file -s ${first_diskdev} | grep "boot sector" > /dev/null
283	rc=$?
284	if [ $rc -ne 0 ]; then
285		file -s ${first_diskdev} | \
286		    grep ": Unix Fast File sys" > /dev/null
287		rc=$?
288	fi
289	if [ $rc -ne 0 ]; then
290		need_install=1
291	else
292		need_install=0
293	fi
294
295	if [ $force_install -eq 1 -o $need_install -eq 1 ]; then
296		if [ ! -r ${isofile} ]; then
297			echo -n "Installation CDROM image \"${isofile}\" "
298			echo    "is not readable"
299			exit 1
300		fi
301		BOOTDISKS="-d ${isofile}"
302		installer_opt="-s 31:0,ahci-cd,${isofile}"
303	else
304		BOOTDISKS=""
305		i=0
306		while [ $i -lt $disk_total ] ; do
307			eval "disk=\$disk_dev${i}"
308			if [ -r ${disk} ] ; then
309				BOOTDISKS="$BOOTDISKS -d ${disk} "
310			fi
311			i=$(($i + 1))
312		done
313		installer_opt=""
314	fi
315
316	if [ ${efi_mode} -eq 0 ]; then
317		${LOADER} -c ${console} -m ${memsize} ${BOOTDISKS} \
318		    ${loader_opt} ${vmname}
319		bhyve_exit=$?
320		if [ $bhyve_exit -ne 0 ]; then
321			break
322		fi
323	fi
324
325	#
326	# Build up args for additional tap and disk devices now.
327	#
328	nextslot=2  # slot 0 is hostbridge, slot 1 is lpc
329	devargs=""  # accumulate disk/tap args here
330	i=0
331	while [ $i -lt $tap_total ] ; do
332	    eval "tapname=\$tap_dev${i}"
333	    devargs="$devargs -s $nextslot:0,${nic},${tapname} "
334	    nextslot=$(($nextslot + 1))
335	    i=$(($i + 1))
336	done
337
338	i=0
339	while [ $i -lt $disk_total ] ; do
340	    eval "disk=\$disk_dev${i}"
341	    eval "opts=\$disk_opts${i}"
342	    make_and_check_diskdev "${disk}"
343	    devargs="$devargs -s $nextslot:0,$disk_emulation,${disk}${opts} "
344	    nextslot=$(($nextslot + 1))
345	    i=$(($i + 1))
346	done
347
348	i=0
349	while [ $i -lt $pass_total ] ; do
350	    eval "pass=\$pass_dev${i}"
351	    devargs="$devargs -s $nextslot:0,passthru,${pass} "
352	    nextslot=$(($nextslot + 1))
353	    i=$(($i + 1))
354        done
355
356	efiargs=""
357	if [ ${efi_mode} -gt 0 ]; then
358		efiargs="-s 29,fbuf,tcp=${vnchost}:${vncport},"
359		efiargs="${efiargs}${vncsize}${vncwait}"
360		efiargs="${efiargs} -l bootrom,${efi_firmware}"
361		efiargs="${efiargs} ${tablet}"
362	fi
363
364	${FBSDRUN} -c ${cpus} -m ${memsize} ${bhyverun_opt}		\
365		-s 0:0,hostbridge					\
366		-s 1:0,lpc						\
367		${efiargs}						\
368		${devargs}						\
369		-l com1,${console}					\
370		${installer_opt}					\
371		${vmname}
372
373	bhyve_exit=$?
374	# bhyve returns the following status codes:
375	#  0 - VM has been reset
376	#  1 - VM has been powered off
377	#  2 - VM has been halted
378	#  3 - VM generated a triple fault
379	#  all other non-zero status codes are errors
380	#
381	if [ $bhyve_exit -ne 0 ]; then
382		break
383	fi
384done
385
386
387case $bhyve_exit in
388	0|1|2)
389		# Cleanup /dev/vmm entry when bhyve did not exit
390		# due to an error.
391		${BHYVECTL} --vm=${vmname} --destroy > /dev/null 2>&1
392		;;
393esac
394
395exit $bhyve_exit
396