install-bhyve.sh

#!/bin/sh

# 0-bhyve install script (C) 2022 Jim Salter and Klara Systems
#
# This script will install the packages and make the configuration
# changes necessary to give a freshly-installed FreeBSD 13.1 system
# virtualization support, and the vm-bhyve CLI
# management system for new VMs.
#
# NOTE: script assumes the FreeBSD system was installed to a ZFS root
# pool named zroot. If you changed the pool name, adjust accordingly!

echo Updating package system...
pkg update

echo Installing vm-bhyve and related tools...
pkg install -y vm-bhyve bhyve-firmware

echo Enabling /proc filesystem...
echo "proc /proc procfs rw 0 0" >> /etc/fstab

echo Creating VM root on /zroot/bhyve...
zfs create zroot/bhyve
zfs set recordsize=64K zroot/bhyve
zfs create zroot/bhyve/.templates

echo Copying uefi.conf template from this directory to .templates...
cp ./uefi.conf /zroot/bhyve/.templates/uefi.conf

echo Adding support for virtualization to rc.conf and loader.conf...
echo 'vmm_load="YES"' >> /boot/loader.conf
sysrc vm_enable="YES"
sysrc vm_dir="zfs:zroot/bhyve"

echo Determining primary network interface...
IF=`route get 8.8.8.8 | grep interface | awk '{print $2}'`

echo Creating switch public on interface $IF...
vm init
vm switch create public
vm switch add public $IF

echo Congratulations! Your FreeBSD system should be ready to boot
echo and start running Bhyve guests now.
echo and reboot the system with shutdown -r now.