packer { required_plugins { docker = { version = ">= 0.0.7" source = "github.com/hashicorp/docker" } } } source "qemu" "focal-arm64" { iso_url = "https://cloud-images.ubuntu.com/releases/focal/release/ubuntu-20.04-server-cloudimg-arm64.img" iso_checksum = "sha256:fee6bc4fcce3267b6a03a2449d5b471b7edf6ef990d6761607bd3960e2df4d9d" output_directory = "focal_arm64" shutdown_command = "echo 'packer' | sudo -S shutdown -P now" disk_size = "5000M" format = "qcow2" ssh_username = "root" ssh_password = "s0m3password" ssh_timeout = "20m" boot_wait = "10s" boot_command = [] } build { sources = ["source.qemu.example"] }