"""Standard FAUCET pipeline."""
# Copyright (C) 2015 Brad Cowie, Christopher Lorier and Joe Stringer.
# Copyright (C) 2015 Research and Education Advanced Network New Zealand Ltd.
# Copyright (C) 2015--2018 The Contributors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
[docs]class ValveTableConfig: # pylint: disable=too-few-public-methods,too-many-instance-attributes
"""Configuration for a single table."""
def __init__(self, name, exact_match=None, meter=None, output=True, # pylint: disable=too-many-arguments
miss_goto=None, size=None, match_types=None, set_fields=None):
self.name = name
self.exact_match = exact_match
self.meter = meter
self.output = output
self.miss_goto = miss_goto
self.size = size
self.match_types = match_types
self.set_fields = set_fields
def __str__(self):
field_strs = ' '.join([
'%s: %s' % (key, val) for key, val in sorted(self.__dict__.items())])
return 'table config %s' % field_strs
def __repr__(self):
return self.__str__()
def __hash__(self):
return hash(self.__str__())
def __eq__(self, other):
return self.__hash__() == other.__hash__()
def __lt__(self, other):
return self.__hash__() < other.__hash__()
def _fib_table(ipv):
return ValveTableConfig(
'ipv%u_fib' % ipv,
match_types=(('eth_type', False), ('ipv%u_dst' % ipv, True), ('vlan_vid', False)),
set_fields=('eth_dst', 'eth_src', 'vlan_vid'))
# TODO: implement an eth_type table before VLAN. This would enable interception
# of control protocols and simplify matches in vlan/eth_src, enabling use of exact_match.
FAUCET_PIPELINE = (
ValveTableConfig(
'port_acl'),
ValveTableConfig(
'vlan',
match_types=(('eth_dst', True), ('eth_type', False),
('in_port', False), ('vlan_vid', False)),
set_fields=('vlan_vid',)),
ValveTableConfig(
'vlan_acl'),
ValveTableConfig(
'eth_src',
miss_goto='eth_dst',
match_types=(('eth_dst', True), ('eth_src', False), ('eth_type', False),
('in_port', False), ('vlan_vid', False)),
set_fields=('vlan_vid',)),
_fib_table(4),
_fib_table(6),
ValveTableConfig(
'vip',
match_types=(('arp_tpa', False), ('eth_dst', False), ('eth_type', False),
('icmpv6_type', False), ('ip_proto', False))),
ValveTableConfig(
'eth_dst',
exact_match=True,
miss_goto='flood',
match_types=(('eth_dst', False), ('vlan_vid', False))),
ValveTableConfig(
'flood',
match_types=(('eth_dst', True), ('in_port', False), ('vlan_vid', False))),
)