defaults = {
    'apt': {
        'clean_old_kernels': False,
        'packages': {
            'dhcpcd5': {
                'installed': False,
            },
            'dphys-swapfile': {
                'installed': False,
            },
            'isc-dhcp-client': {
                'installed': False,
            },
            'isc-dhcp-common': {
                'installed': False,
            },
        },
        'repos': {
            'raspi': {
                'install_gpg_key': False,
                'items': {
                    'deb http://archive.raspberrypi.org/debian/ {os_release} main',
                },
            },
        },
    },
    'raspberrypi': {
        'cmdline': {
            'console=tty1',
            'root=/dev/mmcblk0p2',
            'rootfstype=ext4',
            'elevator=deadline',
            'fsck.repair=yes',
            'rootwait',
            'quiet',
            'plymouth.ignore-serial-consoles',
            'net.ifnames=0',
        },
        'default-target': 'multi-user.target',
        'enable_display': False,
    },
    'systemd': {
        'journal': {
            'storage': 'volatile',
            'maxuse': '100M',
            'keepfree': '100M',
        },
    },
}


@metadata_reactor.provides(
    'raspberrypi/cmdline',
)
def display(metadata):
    if not metadata.get('raspberrypi/enable_display'):
        return {}

    return {
        'raspberrypi': {
            'cmdline': {
                'video=DSI-1:800x480@60,rotate=180',
            },
        },
    }