cloud-hypervisor

$ wget https://cloud-images.ubuntu.com/focal/current/focal-server-cloudimg-amd64.img
$ qemu-img convert -p -f qcow2 -O raw focal-server-cloudimg-amd64.img focal-server-cloudimg-amd64.raw
$ wget https://github.com/cloud-hypervisor/rust-hypervisor-firmware/releases/download/0.4.2/hypervisor-fw

rm -f /tmp/ubuntu-cloudinit.img
mkdosfs -n CIDATA -C /tmp/ubuntu-cloudinit.img 8192
mcopy -oi /tmp/ubuntu-cloudinit.img -s test_data/cloud-init/ubuntu/local/user-data ::
mcopy -oi /tmp/ubuntu-cloudinit.img -s test_data/cloud-init/ubuntu/local/meta-data ::
mcopy -oi /tmp/ubuntu-cloudinit.img -s test_data/cloud-init/ubuntu/local/network-config ::

instance-id: cloud
local-hostname: cloud

version: 2
ethernets:
  ens4:
    match:
       macaddress: 12:34:56:78:90:ab
    addresses: [192.168.249.2/24]
    gateway4: 192.168.249.1

#cloud-config
users:
  - name: cloud
    passwd: $6$7125787751a8d18a$sHwGySomUA1PawiNFWVCKYQN.Ec.Wzz0JtPPL1MvzFrkwmop2dq7.4CYf03A5oemPQ4pOFCCrtCelvFBEle/K.
    sudo: ALL=(ALL) NOPASSWD:ALL
    lock_passwd: False
    inactive: False
    shell: /bin/bash

ssh_pwauth: True

$ sudo setcap cap_net_admin+ep ./cloud-hypervisor
$ ./create-cloud-init.sh
$ ./cloud-hypervisor \
	--firmware ./hypervisor-fw \
	--disk path=focal-server-cloudimg-amd64.raw path=/tmp/ubuntu-cloudinit.img \
	--cpus boot=4 \
	--memory size=1024M \
	--net "tap=,mac=,ip=,mask="