{
    "variables": {},
    "builders": [
        {
            "type": "arm",
            "file_urls": [
                "build/ubuntu-22.04.2-preinstalled-server-arm64+raspi.img.xz",
                "https://cdimage.ubuntu.com/releases/22.04.2/release/ubuntu-22.04.2-preinstalled-server-arm64+raspi.img.xz"
            ],
            "file_checksum_url": "http://cdimage.ubuntu.com/releases/22.04.2/release/SHA256SUMS",
            "file_checksum_type": "sha256",
            "file_target_extension": "xz",
            "file_unarchive_cmd": [
                "xz",
                "--decompress",
                "$ARCHIVE_PATH"
            ],
            "image_build_method": "reuse",
            "image_path": "build/cm4-router-ubuntu-22.04.2.img",
            "image_size": "32G",
            "image_type": "dos",
            "image_partitions": [
                {
                    "name": "boot",
                    "type": "c",
                    "start_sector": 2048,
                    "size": "256M",
                    "mountpoint": "/boot/firmware"
                },
                {
                    "name": "root",
                    "type": "83",
                    "start_sector": 526336,
                    "size": "31.7G",
                    "mountpoint": "/"
                }
            ],
            "image_chroot_env": [
                "PATH=/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/bin:/sbin"
            ],
            "qemu_binary_source_path": "/usr/bin/qemu-aarch64-static",
            "qemu_binary_destination_path": "/usr/bin/qemu-aarch64-static"
        }
    ],
    "provisioners": [
        {
            "destination": "/boot/firmware/user-data",
            "source": "files/user-data_router",
            "type": "file"
        },
        {
            "destination": "/etc/netplan/10-network.yaml",
            "source": "files/netplan-router.yaml",
            "type": "file"
        },
        {
            "scripts": [
                "scripts/setup-base.sh",
                "scripts/setup-ssh.sh"
            ],
            "type": "shell"
        }
    ],
    "post-processors": null
}