diff options
Diffstat (limited to 'src/conf_mode/protocols_static.py')
| -rwxr-xr-x | src/conf_mode/protocols_static.py | 82 |
1 files changed, 31 insertions, 51 deletions
diff --git a/src/conf_mode/protocols_static.py b/src/conf_mode/protocols_static.py index c5dc77fd2..1e498b256 100755 --- a/src/conf_mode/protocols_static.py +++ b/src/conf_mode/protocols_static.py @@ -14,21 +14,25 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. +from ipaddress import IPv4Network from sys import exit from sys import argv from vyos.config import Config -from vyos.configdict import dict_merge -from vyos.configdict import get_dhcp_interfaces -from vyos.configdict import get_pppoe_interfaces +from vyos.configdict import get_frrender_dict +from vyos.configverify import has_frr_protocol_in_dict from vyos.configverify import verify_common_route_maps from vyos.configverify import verify_vrf +from vyos.frrender import FRRender from vyos.template import render -from vyos.template import render_to_string from vyos import ConfigError -from vyos import frr from vyos import airbag airbag.enable() +frrender = FRRender() + +vrf = None +if len(argv) > 1: + vrf = argv[1] config_file = '/etc/iproute2/rt_tables.d/vyos-static.conf' @@ -38,36 +42,17 @@ def get_config(config=None): else: conf = Config() - vrf = None - if len(argv) > 1: - vrf = argv[1] + return get_frrender_dict(conf) + +def verify(config_dict): + global vrf + if not has_frr_protocol_in_dict(config_dict, 'static', vrf): + return None - base_path = ['protocols', 'static'] # eqivalent of the C foo ? 'a' : 'b' statement - base = vrf and ['vrf', 'name', vrf, 'protocols', 'static'] or base_path - static = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True, no_tag_node_value_mangle=True) - - # Assign the name of our VRF context - if vrf: static['vrf'] = vrf - - # We also need some additional information from the config, prefix-lists - # and route-maps for instance. They will be used in verify(). - # - # XXX: one MUST always call this without the key_mangling() option! See - # vyos.configverify.verify_common_route_maps() for more information. - tmp = conf.get_config_dict(['policy']) - # Merge policy dict into "regular" config dict - static = dict_merge(tmp, static) - - # T3680 - get a list of all interfaces currently configured to use DHCP - tmp = get_dhcp_interfaces(conf, vrf) - if tmp: static.update({'dhcp' : tmp}) - tmp = get_pppoe_interfaces(conf, vrf) - if tmp: static.update({'pppoe' : tmp}) - - return static - -def verify(static): + static = vrf and config_dict['vrf']['name'][vrf]['protocols']['static'] or config_dict['static'] + static['policy'] = config_dict['policy'] + verify_common_route_maps(static) for route in ['route', 'route6']: @@ -90,33 +75,28 @@ def verify(static): raise ConfigError(f'Can not use both blackhole and reject for '\ f'prefix "{prefix}"!') + if 'multicast' in static and 'route' in static['multicast']: + for prefix, prefix_options in static['multicast']['route'].items(): + if not IPv4Network(prefix).is_multicast: + raise ConfigError(f'{prefix} is not a multicast network!') + return None -def generate(static): - if not static: +def generate(config_dict): + global vrf + if not has_frr_protocol_in_dict(config_dict, 'static', vrf): return None + # eqivalent of the C foo ? 'a' : 'b' statement + static = vrf and config_dict['vrf']['name'][vrf]['protocols']['static'] or config_dict['static'] + # Put routing table names in /etc/iproute2/rt_tables render(config_file, 'iproute2/static.conf.j2', static) - static['new_frr_config'] = render_to_string('frr/staticd.frr.j2', static) + frrender.generate(config_dict) return None def apply(static): - # Save original configuration prior to starting any commit actions - frr_cfg = frr.FRRConfig() - frr_cfg.load_configuration(frr.mgmt_daemon) - - if 'vrf' in static: - vrf = static['vrf'] - frr_cfg.modify_section(f'^vrf {vrf}', stop_pattern='^exit-vrf', remove_stop_mark=True) - else: - frr_cfg.modify_section(r'^ip route .*') - frr_cfg.modify_section(r'^ipv6 route .*') - - if 'new_frr_config' in static: - frr_cfg.add_before(frr.default_add_before, static['new_frr_config']) - frr_cfg.commit_configuration() - + frrender.apply() return None if __name__ == '__main__': |