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- #!/bin/sh
- #
- # Copyright (c) 2013 NetApp, Inc.
- # All rights reserved.
- #
- # Redistribution and use in source and binary forms, with or without
- # modification, are permitted provided that the following conditions
- # are met:
- # 1. Redistributions of source code must retain the above copyright
- # notice, this list of conditions and the following disclaimer.
- # 2. Redistributions in binary form must reproduce the above copyright
- # notice, this list of conditions and the following disclaimer in the
- # documentation and/or other materials provided with the distribution.
- #
- # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- # SUCH DAMAGE.
- #
- # $FreeBSD$
- #
- LOADER=/usr/sbin/bhyveload
- BHYVECTL=/usr/sbin/bhyvectl
- FBSDRUN=/usr/sbin/bhyve
- DEFAULT_MEMSIZE=512M
- DEFAULT_CPUS=2
- DEFAULT_TAPDEV=tap0
- DEFAULT_CONSOLE=stdio
- DEFAULT_VIRTIO_DISK="./diskdev"
- DEFAULT_ISOFILE="./release.iso"
- errmsg() {
- echo "*** $1"
- }
- usage() {
- local msg=$1
- echo "Usage: vmrun.sh [-ahi] [-c <CPUs>] [-C <console>] [-d <disk file>]"
- echo " [-e <name=value>] [-g <gdbport> ] [-H <directory>]"
- echo " [-I <location of installation iso>] [-m <memsize>]"
- echo " [-t <tapdev>] <vmname>"
- echo ""
- echo " -h: display this help message"
- echo " -a: force memory mapped local APIC access"
- echo " -c: number of virtual cpus (default is ${DEFAULT_CPUS})"
- echo " -C: console device (default is ${DEFAULT_CONSOLE})"
- echo " -d: virtio diskdev file (default is ${DEFAULT_VIRTIO_DISK})"
- echo " -e: set FreeBSD loader environment variable"
- echo " -g: listen for connection from kgdb at <gdbport>"
- echo " -H: host filesystem to export to the loader"
- echo " -i: force boot of the Installation CDROM image"
- echo " -I: Installation CDROM image location (default is ${DEFAULT_ISOFILE})"
- echo " -m: memory size (default is ${DEFAULT_MEMSIZE})"
- echo " -p: pass-through a host PCI device at bus/slot/func (e.g. 10/0/0)"
- echo " -t: tap device for virtio-net (default is $DEFAULT_TAPDEV)"
- echo ""
- [ -n "$msg" ] && errmsg "$msg"
- exit 1
- }
- if [ `id -u` -ne 0 ]; then
- errmsg "This script must be executed with superuser privileges"
- exit 1
- fi
- kldstat -n vmm > /dev/null 2>&1
- if [ $? -ne 0 ]; then
- errmsg "vmm.ko is not loaded"
- exit 1
- fi
- force_install=0
- isofile=${DEFAULT_ISOFILE}
- memsize=${DEFAULT_MEMSIZE}
- console=${DEFAULT_CONSOLE}
- cpus=${DEFAULT_CPUS}
- tap_total=0
- disk_total=0
- apic_opt=""
- gdbport=0
- loader_opt=""
- pass_total=0
- while getopts ac:C:d:e:g:hH:iI:m:p:t: c ; do
- case $c in
- a)
- apic_opt="-a"
- ;;
- c)
- cpus=${OPTARG}
- ;;
- C)
- console=${OPTARG}
- ;;
- d)
- eval "disk_dev${disk_total}=\"${OPTARG}\""
- disk_total=$(($disk_total + 1))
- ;;
- e)
- loader_opt="${loader_opt} -e ${OPTARG}"
- ;;
- g)
- gdbport=${OPTARG}
- ;;
- H)
- host_base=`realpath ${OPTARG}`
- ;;
- i)
- force_install=1
- ;;
- I)
- isofile=${OPTARG}
- ;;
- m)
- memsize=${OPTARG}
- ;;
- p)
- eval "pass_dev${pass_total}=\"${OPTARG}\""
- pass_total=$(($pass_total + 1))
- ;;
- t)
- eval "tap_dev${tap_total}=\"${OPTARG}\""
- tap_total=$(($tap_total + 1))
- ;;
- *)
- usage
- ;;
- esac
- done
- if [ $tap_total -eq 0 ] ; then
- tap_total=1
- tap_dev0="${DEFAULT_TAPDEV}"
- fi
- if [ $disk_total -eq 0 ] ; then
- disk_total=1
- disk_dev0="${DEFAULT_VIRTIO_DISK}"
- fi
- shift $((${OPTIND} - 1))
- if [ $# -ne 1 ]; then
- usage "virtual machine name not specified"
- fi
- vmname="$1"
- if [ -n "${host_base}" ]; then
- loader_opt="${loader_opt} -h ${host_base}"
- fi
- make_and_check_diskdev()
- {
- local virtio_diskdev="$1"
- # Create the virtio diskdev file if needed
- if [ ! -e ${virtio_diskdev} ]; then
- echo "virtio disk device file \"${virtio_diskdev}\" does not exist."
- echo "Creating it ..."
- truncate -s 8G ${virtio_diskdev} > /dev/null
- fi
- if [ ! -r ${virtio_diskdev} ]; then
- echo "virtio disk device file \"${virtio_diskdev}\" is not readable"
- exit 1
- fi
- if [ ! -w ${virtio_diskdev} ]; then
- echo "virtio disk device file \"${virtio_diskdev}\" is not writable"
- exit 1
- fi
- }
- echo "Launching virtual machine \"$vmname\" ..."
- virtio_diskdev="$disk_dev0"
- ${BHYVECTL} --vm=${vmname} --destroy > /dev/null 2>&1
- while [ 1 ]; do
- file -s ${virtio_diskdev} | grep "boot sector" > /dev/null
- rc=$?
- if [ $rc -ne 0 ]; then
- file -s ${virtio_diskdev} | grep ": Unix Fast File sys" > /dev/null
- rc=$?
- fi
- if [ $rc -ne 0 ]; then
- need_install=1
- else
- need_install=0
- fi
- if [ $force_install -eq 1 -o $need_install -eq 1 ]; then
- if [ ! -r ${isofile} ]; then
- echo -n "Installation CDROM image \"${isofile}\" "
- echo "is not readable"
- exit 1
- fi
- BOOTDISK=${isofile}
- installer_opt="-s 31:0,ahci-cd,${BOOTDISK}"
- else
- BOOTDISK=${virtio_diskdev}
- installer_opt=""
- fi
- ${LOADER} -c ${console} -m ${memsize} -d ${BOOTDISK} ${loader_opt} \
- ${vmname}
- bhyve_exit=$?
- if [ $bhyve_exit -ne 0 ]; then
- break
- fi
- #
- # Build up args for additional tap and disk devices now.
- #
- nextslot=2 # slot 0 is hostbridge, slot 1 is lpc
- devargs="" # accumulate disk/tap args here
- i=0
- while [ $i -lt $tap_total ] ; do
- eval "tapname=\$tap_dev${i}"
- devargs="$devargs -s $nextslot:0,virtio-net,${tapname} "
- nextslot=$(($nextslot + 1))
- i=$(($i + 1))
- done
- i=0
- while [ $i -lt $disk_total ] ; do
- eval "disk=\$disk_dev${i}"
- make_and_check_diskdev "${disk}"
- devargs="$devargs -s $nextslot:0,virtio-blk,${disk} "
- nextslot=$(($nextslot + 1))
- i=$(($i + 1))
- done
- i=0
- while [ $i -lt $pass_total ] ; do
- eval "pass=\$pass_dev${i}"
- devargs="$devargs -s $nextslot:0,passthru,${pass} "
- nextslot=$(($nextslot + 1))
- i=$(($i + 1))
- done
- ${FBSDRUN} -c ${cpus} -m ${memsize} ${apic_opt} -A -H -P \
- -g ${gdbport} \
- -s 0:0,hostbridge \
- -s 1:0,lpc \
- ${devargs} \
- -l com1,${console} \
- ${installer_opt} \
- ${vmname}
- bhyve_exit=$?
- # bhyve returns the following status codes:
- # 0 - VM has been reset
- # 1 - VM has been powered off
- # 2 - VM has been halted
- # 3 - VM generated a triple fault
- # all other non-zero status codes are errors
- #
- if [ $bhyve_exit -ne 0 ]; then
- break
- fi
- done
- case $bhyve_exit in
- 0|1|2)
- # Cleanup /dev/vmm entry when bhyve did not exit
- # due to an error.
- ${BHYVECTL} --vm=${vmname} --destroy > /dev/null 2>&1
- ;;
- esac
- exit $bhyve_exit
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