LXD launch Debian VM and set disk size

config-debian-vm.yaml

config:
  boot.autostart: true
  user.user-data: |
    package_update: true
    package_upgrade: true
    package_reboot_if_required: true
    apt_mirror: http://deb.debian.org/debian
    ssh_pwauth: yes
    users:
      - name: root
        passwd: "$6$11223344SALT$2btHorFfWS/iqMWVv9zRUjtjxLSsJoL.8k2OzXMF/OPYVm06K.viV/AvLTGy3ALtMtn2maHnYvxxjgG9YqDig."
        lock_passwd: false
        groups: lxd
        shell: /bin/bash
        sudo: ALL=(ALL) NOPASSWD:ALL
    apt:
    packages:
    runcmd:
      - [cloud-init, schema, --system]
description: VM profile
devices:
  config:
    source: cloud-init:config
    type: disk
  eth0:
    nictype: bridged
    parent: lxdbr0
    type: nic
  root:
    path: /
    pool: default
    size: 50GiB
    type: disk
name: vm

launch_vm.sh

#!/bin/env bash

## Set root password in config.yaml
##   $ mkpasswd -m sha-512 l33tp4sswd -S "11223344SALT"
## Replace the passwd in config.yaml

set -e

export EDITOR=nano
readonly VM="banana"
readonly CPU="2"
readonly MEM="2GiB"
readonly DSK="50GiB"

lxc network create ${VM}br0
lxc profile create ${VM}vm
lxc profile edit ${VM}vm

lxc launch \
  images:debian/bookworm/cloud \
  ${VM} \
  -p default -p ${VM}vm \
  --vm \
  -c limits.cpu ${CPU} \
  -c limits.memory ${MEM} \
  -d root,size=${DSK} \
  < config-debian-vm.yaml

sleep 10  # `lxc start` needs a `--wait`.

lxc shell ${VM}