def _add_non_ip_conj_flows(self, port):
"""Install conjunction flows that don't depend on IP address of remote
groups, which consist of actions=conjunction(conj_id, 2/2) flows and
actions=accept flows.
The remaining part is done by ConjIPFlowManager.
"""
for sec_group_id, rule in (
self._create_remote_rules_generator_for_port(port)):
direction = rule['direction']
ethertype = rule['ethertype']
conj_id = self.conj_ip_manager.add(port.vlan_tag, sec_group_id,
rule['remote_group_id'],
direction, ethertype)
flows = rules.create_flows_from_rule_and_port(rule, port)
for flow in rules.substitute_conjunction_actions(
flows, 2, [conj_id]):
self._add_flow(**flow)
# Install actions=accept flows.
for flow in rules.create_conj_flows(
port, conj_id, direction, ethertype):
self._add_flow(**flow)
def _add_non_ip_conj_flows(self, port):
"""Install conjunction flows that don't depend on IP address of remote
groups, which consist of actions=conjunction(conj_id, 2/2) flows and
actions=accept flows.
The remaining part is done by ConjIPFlowManager.
"""
for sec_group_id, rule in (
self._create_remote_rules_generator_for_port(port)):
direction = rule['direction']
ethertype = rule['ethertype']
conj_id = self.conj_ip_manager.add(port.vlan_tag, sec_group_id,
rule['remote_group_id'],
direction, ethertype)
flows = rules.create_flows_from_rule_and_port(rule, port)
for flow in rules.substitute_conjunction_actions(
flows, 2, [conj_id]):
self._add_flow(**flow)
# Install actions=accept flows.
for flow in rules.create_conj_flows(
port, conj_id, direction, ethertype):
self._add_flow(**flow)
def test_create_conj_flows(self):
ovs_port = mock.Mock(ofport=1, vif_mac='00:00:00:00:00:00')
port_dict = {'device': 'port_id'}
port = ovsfw.OFPort(port_dict, ovs_port, vlan_tag=TESTING_VLAN_TAG)
conj_id = 1234
expected_template = {
'table': ovs_consts.RULES_INGRESS_TABLE,
'dl_type': n_const.ETHERTYPE_IPV6,
'priority': 70,
'conj_id': conj_id,
'reg_port': port.ofport
}
flows = rules.create_conj_flows(port, conj_id,
firewall.INGRESS_DIRECTION,
constants.IPv6)
self.assertEqual(ovsfw_consts.OF_STATE_ESTABLISHED_NOT_REPLY,
flows[0]['ct_state'])
self.assertEqual(ovsfw_consts.OF_STATE_NEW_NOT_ESTABLISHED,
flows[1]['ct_state'])
self.assertEqual("output:{:d}".format(port.ofport),
flows[0]['actions'])
self.assertEqual(
"ct(commit,zone=NXM_NX_REG{:d}[0..15]),{:s}".format(
ovsfw_consts.REG_NET, flows[0]['actions']),
flows[1]['actions'])
for f in flows:
del f['actions']
del f['ct_state']
self.assertEqual(expected_template, f)
expected_template['conj_id'] += 1
def test_create_conj_flows(self):
ovs_port = mock.Mock(ofport=1, vif_mac='00:00:00:00:00:00')
port_dict = {'device': 'port_id'}
port = ovsfw.OFPort(
port_dict, ovs_port, vlan_tag=TESTING_VLAN_TAG)
conj_id = 1234
expected_template = {
'table': ovs_consts.RULES_INGRESS_TABLE,
'dl_type': n_const.ETHERTYPE_IPV6,
'priority': 71,
'conj_id': conj_id,
'reg_port': port.ofport
}
flows = rules.create_conj_flows(port, conj_id,
firewall.INGRESS_DIRECTION,
constants.IPv6)
self.assertEqual(ovsfw_consts.OF_STATE_ESTABLISHED_NOT_REPLY,
flows[0]['ct_state'])
self.assertEqual(ovsfw_consts.OF_STATE_NEW_NOT_ESTABLISHED,
flows[1]['ct_state'])
self.assertEqual("output:{:d}".format(port.ofport),
flows[0]['actions'])
self.assertEqual("ct(commit,zone=NXM_NX_REG{:d}[0..15]),{:s}".format(
ovsfw_consts.REG_NET, flows[0]['actions']),
flows[1]['actions'])
for f in flows:
del f['actions']
del f['ct_state']
self.assertEqual(expected_template, f)
expected_template['conj_id'] += 1
def _add_non_ip_conj_flows(self, port):
"""Install conjunction flows that don't depend on IP address of remote
groups, which consist of actions=conjunction(conj_id, 2/2) flows and
actions=accept flows.
The remaining part is done by ConjIPFlowManager.
"""
port_rules = collections.defaultdict(list)
for sec_group_id, rule in (
self._create_remote_rules_generator_for_port(port)):
direction = rule['direction']
ethertype = rule['ethertype']
protocol = rule.get('protocol')
priority_offset = rules.flow_priority_offset(rule)
conj_id = self.conj_ip_manager.add(port.vlan_tag, sec_group_id,
rule['remote_group_id'],
direction, ethertype,
priority_offset)
rule1 = rule.copy()
del rule1['remote_group_id']
port_rules_key = (direction, ethertype, protocol)
port_rules[port_rules_key].append((rule1, conj_id))
for (direction, ethertype,
protocol), rule_conj_list in (port_rules.items()):
all_conj_ids = set()
for rule, conj_id in rule_conj_list:
all_conj_ids.add(conj_id)
if protocol in [
lib_const.PROTO_NUM_SCTP, lib_const.PROTO_NUM_TCP,
lib_const.PROTO_NUM_UDP
]:
rule_conj_list = rules.merge_port_ranges(rule_conj_list)
else:
rule_conj_list = rules.merge_common_rules(rule_conj_list)
for rule, conj_ids in rule_conj_list:
flows = rules.create_flows_from_rule_and_port(rule,
port,
conjunction=True)
for flow in rules.substitute_conjunction_actions(
flows, 2, conj_ids):
self._add_flow(**flow)
# Install accept flows and store conj_id to reg7 for future process
for conj_id in all_conj_ids:
for flow in rules.create_conj_flows(port, conj_id, direction,
ethertype):
flow['actions'] = "set_field:{:d}->reg{:d},{:s}".format(
flow['conj_id'], ovsfw_consts.REG_REMOTE_GROUP,
flow['actions'])
self._add_flow(**flow)
def _add_non_ip_conj_flows(self, port):
"""Install conjunction flows that don't depend on IP address of remote
groups, which consist of actions=conjunction(conj_id, 2/2) flows and
actions=accept flows.
The remaining part is done by ConjIPFlowManager.
"""
port_rules = collections.defaultdict(list)
for sec_group_id, rule in (
self._create_remote_rules_generator_for_port(port)):
direction = rule['direction']
ethertype = rule['ethertype']
protocol = rule.get('protocol')
priority_offset = rules.flow_priority_offset(rule)
conj_id = self.conj_ip_manager.add(port.vlan_tag, sec_group_id,
rule['remote_group_id'],
direction, ethertype,
priority_offset)
rule1 = rule.copy()
del rule1['remote_group_id']
port_rules_key = (direction, ethertype, protocol)
port_rules[port_rules_key].append((rule1, conj_id))
for (direction, ethertype, protocol), rule_conj_list in (
port_rules.items()):
all_conj_ids = set()
for rule, conj_id in rule_conj_list:
all_conj_ids.add(conj_id)
if protocol in [lib_const.PROTO_NUM_SCTP,
lib_const.PROTO_NUM_TCP,
lib_const.PROTO_NUM_UDP]:
rule_conj_list = rules.merge_port_ranges(rule_conj_list)
else:
rule_conj_list = rules.merge_common_rules(rule_conj_list)
for rule, conj_ids in rule_conj_list:
flows = rules.create_flows_from_rule_and_port(
rule, port, conjunction=True)
for flow in rules.substitute_conjunction_actions(
flows, 2, conj_ids):
self._add_flow(**flow)
# Install accept flows and store conj_id to reg7 for future process
for conj_id in all_conj_ids:
for flow in rules.create_conj_flows(
port, conj_id, direction, ethertype):
flow['actions'] = "set_field:{:d}->reg{:d},{:s}".format(
flow['conj_id'],
ovsfw_consts.REG_REMOTE_GROUP,
flow['actions']
)
self._add_flow(**flow)
