bundlewrap/nodes/home/router.py

from bundlewrap.metadata import atomic

nodes['home.router'] = {
    'hostname': '172.19.138.1',
    'bundles': {
        'iptables',
        'netdata',
        'pppd',
        'radvd',
        'dhcpd',
        'wide-dhcp6c',
    },
    'groups': set(),
    'metadata': {
        'interfaces': {
            'enp1s0.23': {
                'ips': {
                    '172.19.139.1/24',
                },
            },
            'enp1s0.42': {
                'ips': {
                    '172.19.138.1/24',
                },
            },
            'enp1s0.100': {
                'ignore': True,
            },
        },
        'backups': {
            'exclude_from_backups': True,
        },
        'cron': {
            # Our internet provider resets the connection if you're
            # connected longer than 24 hours. We install this cronjob
            # to make sure we don't get disconnected randomly during the
            # day.
            'restart_pppd': '23 2 * * *    root    systemctl restart pppoe',
        },
        'iptables': {
            'custom_rules': [
                # This is a router. Allow forwarding traffic for all internal networks.
                'iptables_both -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT',
                'iptables_both -A FORWARD -i enp1s0.23 -o enp1s0.42 -j REJECT',
                'iptables_both -A FORWARD -i enp1s0.23 -j ACCEPT',
                'iptables_both -A FORWARD -i enp1s0.42 -j ACCEPT',

                # External port 2022 should be home.nas
                'iptables -t nat -A PREROUTING -p tcp --dport 2022 -j DNAT --to 172.19.138.20:22',
                'iptables -A FORWARD -p tcp -d 172.19.138.20 --dport 22 -j ACCEPT',
            ],
        },
        'nameservers': atomic({
            '9.9.9.10',
        }),
        'netdata': {
            'restrict-to-interfaces': {
                'enp1s0.42',
            },
        },
        'radvd': {
            'integrate-with-pppd': True,
            'interfaces': {
                'enp1s0.42': {
                    'rdnss': {
                        '2001:4860:4860::8888',
                        '2001:4860:4860::8844',
                    },
                },
            },
        },
        'pppd': {
            'username': vault.decrypt('encrypt$gAAAAABfruZ5AZbgJ3mfMLWqIMx8o4bBRMJsDPD1jElh-vWN_gnhiuZVjrQ1-7Y6zDXNkxXiyhx8rxc2enmvo26axd7EBI8FqknCptXAPruVtDZrBCis4TE='),
            'password': vault.decrypt('encrypt$gAAAAABfruaXEDkaFksFMU8g97ydWyJF8p2KcSDJJBlzaOLDsLL6oCDYjG1kMPVESOzqjn8ThtSht1uZDuMCstA-sATmLS-EWQ=='),
            'interface': 'enp1s0.100',
            'dyndns': {
                'url': 'https://ns-1.kunbox.net/nic/update?hostname=franzi-home.kunbox.net&myip={ip}',
                'username': vault.decrypt('encrypt$gAAAAABfr8DLAJhmUIhdxLq83I8MnRRvkRgDZcO8Brvw1KpvplC3K8ZGj0jIIWD3Us33vIP6t0ybd_mgD8slpRUk78Kqd3BMoQ=='),
                'password': vault.decrypt('encrypt$gAAAAABfr8Cq5M1hweeJTQAl0dLhFntdlw-QnkIYUQpY-_ycODVWOpyeAwjwOgWLSdsdXIUvqcoiXPZPV-BE12p5C42NGnj9r7sKYpoGz8xfuGIk6haMa2g='),
            },
        },
        'dhcpd': {
            'subnets': {
                'home': {
                    'subnet': '172.19.138.0',
                    'netmask': '255.255.255.0',
                    'range_lower':  '172.19.138.100',
                    'range_higher': '172.19.138.250',
                    'interface': 'enp1s0.42',
                    'options': {
                        'routers': '172.19.138.1',
                        'domain-name-servers': '8.8.8.8, 8.8.4.4',
                        'domain-name': 'franzi-home.kunbox.net',
                        'broadcast-address': '172.19.138.255',
                        'subnet-mask': '255.255.255.0',
                    },
                    'default-lease-time': 300,
                    'max-lease-time': 1800,
                },
            },
        },
        'vm': {
            'cpu': 2,
            'ram': 2,
        },
        'wide-dhcp6c': {
            'integrate-with-pppd': True,
            'source': 'ppp0',
            'targets': {
                'enp1s0.42': '1',
            },
        },
    },
    'os': 'debian',
    'os_version': (10,),
}