diff options
Diffstat (limited to 'src/conf_mode/policy_local-route.py')
| -rwxr-xr-x | src/conf_mode/policy_local-route.py | 45 |
1 files changed, 37 insertions, 8 deletions
diff --git a/src/conf_mode/policy_local-route.py b/src/conf_mode/policy_local-route.py index 331fd972d..9be2bc227 100755 --- a/src/conf_mode/policy_local-route.py +++ b/src/conf_mode/policy_local-route.py @@ -54,6 +54,7 @@ def get_config(config=None): dst = leaf_node_changed(conf, base_rule + [rule, 'destination', 'address']) dst_port = leaf_node_changed(conf, base_rule + [rule, 'destination', 'port']) table = leaf_node_changed(conf, base_rule + [rule, 'set', 'table']) + vrf = leaf_node_changed(conf, base_rule + [rule, 'set', 'vrf']) proto = leaf_node_changed(conf, base_rule + [rule, 'protocol']) rule_def = {} if src: @@ -70,6 +71,8 @@ def get_config(config=None): rule_def = dict_merge({'destination': {'port': dst_port}}, rule_def) if table: rule_def = dict_merge({'table' : table}, rule_def) + if vrf: + rule_def = dict_merge({'vrf' : vrf}, rule_def) if proto: rule_def = dict_merge({'protocol' : proto}, rule_def) dict = dict_merge({dict_id : {rule : rule_def}}, dict) @@ -90,6 +93,7 @@ def get_config(config=None): dst = leaf_node_changed(conf, base_rule + [rule, 'destination', 'address']) dst_port = leaf_node_changed(conf, base_rule + [rule, 'destination', 'port']) table = leaf_node_changed(conf, base_rule + [rule, 'set', 'table']) + vrf = leaf_node_changed(conf, base_rule + [rule, 'set', 'vrf']) proto = leaf_node_changed(conf, base_rule + [rule, 'protocol']) # keep track of changes in configuration # otherwise we might remove an existing node although nothing else has changed @@ -179,6 +183,15 @@ def get_config(config=None): if len(table) > 0: rule_def = dict_merge({'table' : table}, rule_def) + # vrf + if vrf is None: + if 'set' in rule_config and 'vrf' in rule_config['set']: + rule_def = dict_merge({'vrf': [rule_config['set']['vrf']]}, rule_def) + else: + changed = True + if len(vrf) > 0: + rule_def = dict_merge({'vrf' : vrf}, rule_def) + # protocol if proto is None: if 'protocol' in rule_config: @@ -218,8 +231,15 @@ def verify(pbr): ): raise ConfigError('Source or destination address or fwmark or inbound-interface or protocol is required!') - if 'set' not in pbr_route['rule'][rule] or 'table' not in pbr_route['rule'][rule]['set']: - raise ConfigError('Table set is required!') + if 'set' not in pbr_route['rule'][rule]: + raise ConfigError('Either set table or set vrf is required!') + + set_tgts = pbr_route['rule'][rule]['set'] + if 'table' not in set_tgts and 'vrf' not in set_tgts: + raise ConfigError('Either set table or set vrf is required!') + + if 'table' in set_tgts and 'vrf' in set_tgts: + raise ConfigError('set table and set vrf cannot both be set!') if 'inbound_interface' in pbr_route['rule'][rule]: interface = pbr_route['rule'][rule]['inbound_interface'] @@ -250,11 +270,14 @@ def apply(pbr): fwmark = rule_config.get('fwmark', ['']) inbound_interface = rule_config.get('inbound_interface', ['']) protocol = rule_config.get('protocol', ['']) - table = rule_config.get('table', ['']) + # VRF 'default' is actually table 'main' for RIB rules + vrf = [ 'main' if x == 'default' else x for x in rule_config.get('vrf', ['']) ] + # See generate section below for table/vrf overlap explanation + table_or_vrf = rule_config.get('table', vrf) - for src, dst, src_port, dst_port, fwmk, iif, proto, table in product( + for src, dst, src_port, dst_port, fwmk, iif, proto, table_or_vrf in product( source, destination, source_port, destination_port, - fwmark, inbound_interface, protocol, table): + fwmark, inbound_interface, protocol, table_or_vrf): f_src = '' if src == '' else f' from {src} ' f_src_port = '' if src_port == '' else f' sport {src_port} ' f_dst = '' if dst == '' else f' to {dst} ' @@ -262,7 +285,7 @@ def apply(pbr): f_fwmk = '' if fwmk == '' else f' fwmark {fwmk} ' f_iif = '' if iif == '' else f' iif {iif} ' f_proto = '' if proto == '' else f' ipproto {proto} ' - f_table = '' if table == '' else f' lookup {table} ' + f_table = '' if table_or_vrf == '' else f' lookup {table_or_vrf} ' call(f'ip{v6} rule del prio {rule} {f_src}{f_dst}{f_proto}{f_src_port}{f_dst_port}{f_fwmk}{f_iif}{f_table}') @@ -276,7 +299,13 @@ def apply(pbr): if 'rule' in pbr_route: for rule, rule_config in pbr_route['rule'].items(): - table = rule_config['set'].get('table', '') + # VRFs get configred as route table alias names for iproute2 and only + # one 'set' can get past validation. Either can be fed to lookup. + vrf = rule_config['set'].get('vrf', '') + if vrf == 'default': + table_or_vrf = 'main' + else: + table_or_vrf = rule_config['set'].get('table', vrf) source = rule_config.get('source', {}).get('address', ['all']) source_port = rule_config.get('source', {}).get('port', '') destination = rule_config.get('destination', {}).get('address', ['all']) @@ -295,7 +324,7 @@ def apply(pbr): f_iif = f' iif {inbound_interface} ' if inbound_interface else '' f_proto = f' ipproto {protocol} ' if protocol else '' - call(f'ip{v6} rule add prio {rule}{f_src}{f_dst}{f_proto}{f_src_port}{f_dst_port}{f_fwmk}{f_iif} lookup {table}') + call(f'ip{v6} rule add prio {rule}{f_src}{f_dst}{f_proto}{f_src_port}{f_dst_port}{f_fwmk}{f_iif} lookup {table_or_vrf}') return None |