def test_inbound_ip_match(self):
"""
Inbound ip match test, checks that packets are properly matched when
the inbound traffic matches an ip in the blacklist.
Assert:
Both packets are matched
Ip match flows are added
"""
# Set up subscribers
sub = SubContextConfig('IMSI001010000000013', '192.168.128.74',
self._tbl_num)
isolator = RyuDirectTableIsolator(
RyuForwardFlowArgsBuilder.from_subscriber(sub).build_requests(),
self.testing_controller,
)
# Set up packets
pkt_sender = ScapyPacketInjector(self.BRIDGE)
packets = [
self._build_default_ip_packet(self.INBOUND_TEST_IP, sub.ip),
self._build_default_ip_packet(self.BOTH_DIR_TEST_IP, sub.ip),
]
# Check if these flows were added (queries should return flows)
inbound_flow_queries = [
FlowQuery(self._tbl_num,
self.testing_controller,
match=MagmaMatch(eth_type=ether_types.ETH_TYPE_IP,
direction=Direction.OUT,
ipv4_dst=self.INBOUND_TEST_IP)),
FlowQuery(self._tbl_num,
self.testing_controller,
match=MagmaMatch(eth_type=ether_types.ETH_TYPE_IP,
direction=Direction.OUT,
ipv4_dst=self.BOTH_DIR_TEST_IP)),
]
# =========================== Verification ===========================
# packets matched, ip match flows installed
flow_verifier = FlowVerifier([
FlowTest(FlowQuery(self._tbl_num, self.testing_controller), 2),
] + [
FlowTest(query, 1, flow_count=1) for query in inbound_flow_queries
], lambda: wait_after_send(self.testing_controller))
with isolator, flow_verifier:
for packet in packets:
pkt_sender.send(packet)
flow_verifier.verify()
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_gre_peer_rules(self):
"""
Inbound ip match test, checks that packets are properly matched when
the inbound traffic matches an ip in the blocklist.
Assert:
Both packets are matched
Ip match flows are added
"""
assert_bridge_snapshot_match(self,
self.BRIDGE,
self.service_manager)
def testFlowSnapshotMatch(self):
cls = self.__class__
assert_bridge_snapshot_match(
self,
self.UPLINK_BRIDGE,
self.service_manager,
include_stats=False,
)
self.assertIn(cls.SGi_IP, get_iface_ipv4(cls.UPLINK_BRIDGE),
"ip not found")
self.assertIn(cls.SGi_IPv6, get_iface_ipv6(cls.UPLINK_BRIDGE),
"ipv6 not found")
def testFlowSnapshotMatch(self):
cls = self.__class__
# after Non NAT init, router shld be accessible.
# manually start DHCP client on up-br
check_connectivity(cls.ROUTER_IP, cls.UPLINK_BRIDGE, False)
check_connectivity_v6(cls.ROUTER_IPV6)
assert_bridge_snapshot_match(
self, self.UPLINK_BRIDGE, self.service_manager,
include_stats=False,
)
self.assertEqual(get_ovsdb_port_tag(cls.UPLINK_BRIDGE), '[]')
def test_remove_app_rules(self):
"""
Test DPI classifier flows are properly removed
Assert:
Remove the facebook match flow
"""
flow_match1 = FlowMatch(ip_proto=FlowMatch.IPPROTO_TCP,
ipv4_dst='45.10.0.0/24',
ipv4_src='1.2.3.0/24',
tcp_dst=80,
tcp_src=51115,
direction=FlowMatch.UPLINK)
self.dpi_controller.remove_classify_flow(flow_match1)
hub.sleep(5)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_add_valid_quota_subscriber(self):
"""
Add flows for two subscribers
"""
imsi_1 = 'IMSI010000000088888'
mac_1 = '5e:cc:cc:b1:49:4b'
# Add subscriber with UE MAC address """
self.check_quota_controller.update_subscriber_quota_state(
SubscriberQuotaUpdate(
sid=SubscriberID(id=imsi_1),
mac_addr=mac_1,
update_type=SubscriberQuotaUpdate.VALID_QUOTA))
wait_after_send(self.testing_controller)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_remove_app_rules(self):
"""
Test DPI classifier flows are properly removed
Assert:
Initial state has (`facebook` and `instagram`), remove (`facebook`)
App type matches on (`instagram`)
"""
flow_match1 = FlowMatch(ip_proto=FlowMatch.IPPROTO_TCP,
ipv4_dst='45.10.0.0/24',
ipv4_src='1.2.3.0/24',
tcp_dst=80,
tcp_src=51115,
direction=FlowMatch.UPLINK)
self.dpi_controller.remove_classify_flow(flow_match1)
hub.sleep(5)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_add_app_rules(self):
"""
Test DPI classifier flows are properly added
Assert:
1 App not tracked -> no rule installed(`notanAPP`)
3 App types are matched on:
facebook other
google_docs other
viber audio
"""
flow_match1 = FlowMatch(ip_proto=FlowMatch.IPPROTO_TCP,
ipv4_dst='45.10.0.0/24',
ipv4_src='1.2.3.0/24',
tcp_dst=80,
tcp_src=51115,
direction=FlowMatch.UPLINK)
flow_match2 = FlowMatch(ip_proto=FlowMatch.IPPROTO_TCP,
ipv4_dst='1.10.0.0/24',
ipv4_src='6.2.3.0/24',
tcp_dst=111,
tcp_src=222,
direction=FlowMatch.UPLINK)
flow_match3 = FlowMatch(ip_proto=FlowMatch.IPPROTO_UDP,
ipv4_dst='22.2.2.24',
ipv4_src='15.22.32.0/24',
udp_src=111,
udp_dst=222,
direction=FlowMatch.UPLINK)
flow_match_for_no_proto = FlowMatch(ip_proto=FlowMatch.IPPROTO_UDP,
ipv4_dst='1.1.1.1')
self.dpi_controller.add_classify_flow(flow_match_for_no_proto,
'notanAPP', 'null')
self.dpi_controller.add_classify_flow(flow_match1,
'base.ip.http.facebook',
'NotReal')
self.dpi_controller.add_classify_flow(
flow_match2, 'base.ip.https.google_gen.google_docs', 'MAGMA')
self.dpi_controller.add_classify_flow(flow_match3, 'base.ip.udp.viber',
'AudioTransfer Receiving')
hub.sleep(5)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_blocking_ip_match(self):
"""
Inbound ip match test, checks that packets are properly matched when
the inbound traffic matches an ip in the blocklist.
Assert:
Both packets are matched
Ip match flows are added
"""
# Set up subscribers
sub = SubContextConfig(
'IMSI001010000000013',
'192.168.128.74',
default_ambr_config,
self._tbl_num,
)
isolator = RyuDirectTableIsolator(
RyuForwardFlowArgsBuilder.from_subscriber(sub).build_requests(),
self.testing_controller,
)
# Set up packets
pkt_sender = ScapyPacketInjector(self.BRIDGE)
packets = [
_build_default_ip_packet(self.MAC_DEST, self.OUTBOUND_TEST_IP1,
sub.ip),
_build_default_ip_packet(self.MAC_DEST, self.OUTBOUND_TEST_IP2,
sub.ip),
_build_default_ip_packet(self.MAC_DEST, self.BOTH_DIR_TEST_IP,
sub.ip),
]
with isolator:
for packet in packets:
pkt_sender.send(packet)
assert_bridge_snapshot_match(
self,
self.BRIDGE,
self.service_manager,
)
def testFlowSnapshotMatch(self):
"""
Ensure 2 IMSIs sample flows are installed
Assert:
Snapshots match
"""
imsi1 = 'IMSI010000000088888'
imsi2 = 'IMSI010000000011111'
msidn = 'BigTower'
apn_mac = '08-00-27-cd-32-07'
apn_name = 'MagmaBox'
self.ipfix_controller.add_ue_sample_flow(imsi1, msidn, apn_mac,
apn_name)
self.ipfix_controller.add_ue_sample_flow(imsi2, msidn, apn_mac,
apn_name)
# Big rule wait a bit for it to appear
hub.sleep(2)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_add_three_subscribers(self):
"""
Add flows for two subscribers
"""
imsi_1 = 'IMSI010000000088888'
imsi_2 = 'IMSI010000111111118'
imsi_3 = 'IMSI010002222222222'
mac_1 = '5e:cc:cc:b1:49:4b'
mac_2 = '5e:a:cc:af:aa:fe'
mac_3 = '5e:bb:cc:aa:aa:fe'
# Add subscriber with UE MAC address """
self.check_quota_controller.update_subscriber_quota_state(
SubscriberQuotaUpdate(sid=SubscriberID(id=imsi_1),
mac_addr=mac_1,
update_type=SubscriberQuotaUpdate.NO_QUOTA))
self.check_quota_controller.update_subscriber_quota_state(
SubscriberQuotaUpdate(sid=SubscriberID(id=imsi_2),
mac_addr=mac_2,
update_type=SubscriberQuotaUpdate.NO_QUOTA))
self.check_quota_controller.update_subscriber_quota_state(
SubscriberQuotaUpdate(
sid=SubscriberID(id=imsi_3),
mac_addr=mac_3,
update_type=SubscriberQuotaUpdate.VALID_QUOTA))
wait_after_send(self.testing_controller)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
self.check_quota_controller.update_subscriber_quota_state(
SubscriberQuotaUpdate(sid=SubscriberID(id=imsi_2),
mac_addr=mac_2,
update_type=SubscriberQuotaUpdate.TERMINATE))
self.check_quota_controller.update_subscriber_quota_state(
SubscriberQuotaUpdate(sid=SubscriberID(id=imsi_3),
mac_addr=mac_3,
update_type=SubscriberQuotaUpdate.TERMINATE))
def test_add_app_rules(self):
"""
Test DPI classifier flows are properly added
Assert:
2 App types are matched on (`facebook` and `instagram`)
"""
flow_match1 = FlowMatch(ip_proto=FlowMatch.IPPROTO_TCP,
ipv4_dst='45.10.0.0/24',
ipv4_src='1.2.3.0/24',
tcp_dst=80,
tcp_src=51115,
direction=FlowMatch.UPLINK)
flow_match2 = FlowMatch(ip_proto=FlowMatch.IPPROTO_UDP,
ipv4_dst='45.10.0.0/24',
ipv4_src='1.2.3.0/24',
udp_src=111,
udp_dst=222,
direction=FlowMatch.UPLINK)
self.dpi_controller.add_classify_flow(flow_match1, 'facebook')
self.dpi_controller.add_classify_flow(flow_match2, 'instagram')
hub.sleep(5)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_blocking_ip_match(self):
"""
Inbound ip match test, checks that packets are properly matched when
the inbound traffic matches an ip in the blocklist.
Assert:
Both packets are matched
Ip match flows are added
"""
sub = self._setup_subscribers_ipv6()
isolator = RyuDirectTableIsolator(
RyuForwardFlowArgsBuilder.from_subscriber(sub).build_requests(),
self.testing_controller,
)
# Set up packets
pkt_sender = ScapyPacketInjector(self.BRIDGE)
packets = [
_build_default_ipv6_packet(self.MAC_DEST, self.OUTBOUND_TEST_IP1,
sub.ip),
_build_default_ipv6_packet(self.MAC_DEST, self.OUTBOUND_TEST_IP2,
sub.ip),
_build_default_ipv6_packet(self.MAC_DEST, self.OUTBOUND_TEST_IP3,
sub.ip),
]
with isolator:
for packet in packets:
pkt_sender.send(packet)
assert_bridge_snapshot_match(
self,
self.BRIDGE,
self.service_manager,
ipv6_prefix_only=True,
)
def testFlowSnapshotMatch(self):
fake_inout_setup(self.inout_controller)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def testFlowSnapshotMatch(self):
cls = self.__class__
assert_bridge_snapshot_match(self, self.UPLINK_BRIDGE, self.service_manager)
self.assertIn(cls.SGi_IP, get_iface_ipv4(cls.BRIDGE_ETH_PORT), "ip not found")
def test_url_redirect(self):
"""
Partial redirection test, checks if flows were added properly for url
based redirection.
Assert:
1 Packet is matched
Packet bypass flows are added
Flow learn action is triggered - another flow is added to the table
"""
fake_controller_setup(self.enforcement_controller)
redirect_ips = ["185.128.101.5", "185.128.121.4"]
self.enforcement_controller._redirect_manager._dns_cache.get(
"about.sha.ddih.org", lambda: redirect_ips, max_age=42)
imsi = 'IMSI010000000088888'
sub_ip = '192.168.128.74'
flow_list = [FlowDescription(match=FlowMatch())]
policy = PolicyRule(id='redir_test',
priority=3,
flow_list=flow_list,
redirect=RedirectInformation(
support=1,
address_type=2,
server_address="http://about.sha.ddih.org/"))
# ============================ Subscriber ============================
sub_context = RyuDirectSubscriberContext(
imsi, sub_ip, self.enforcement_controller,
self._tbl_num).add_dynamic_rule(policy)
isolator = RyuDirectTableIsolator(
RyuForwardFlowArgsBuilder.from_subscriber(
sub_context.cfg).build_requests(), self.testing_controller)
pkt_sender = ScapyPacketInjector(self.IFACE)
packet = TCPPacketBuilder()\
.set_tcp_layer(42132, 80, 321)\
.set_tcp_flags("S")\
.set_ip_layer('151.42.41.122', sub_ip)\
.set_ether_layer(self.MAC_DEST, "00:00:00:00:00:00")\
.build()
# Check if these flows were added (queries should return flows)
permit_outbound, permit_inbound = [], []
for ip in redirect_ips:
permit_outbound.append(
FlowQuery(self._tbl_num,
self.testing_controller,
match=flow_match_to_magma_match(
FlowMatch(ipv4_dst=ip,
direction=FlowMatch.UPLINK))))
permit_inbound.append(
FlowQuery(self._tbl_num,
self.testing_controller,
match=flow_match_to_magma_match(
FlowMatch(ipv4_src=ip,
direction=FlowMatch.DOWNLINK))))
learn_action_flow = flow_match_to_magma_match(
FlowMatch(ip_proto=6,
direction=FlowMatch.DOWNLINK,
ipv4_src=self.BRIDGE_IP_ADDRESS,
ipv4_dst=sub_ip))
learn_action_query = FlowQuery(self._tbl_num, self.testing_controller,
learn_action_flow)
# =========================== Verification ===========================
# 1 packet sent, permit rules installed, learn action installed. Since
# the enforcement table is entered via the DPI table and the scratch
# enforcement table, the number of packets handled by the table is 2.
flow_verifier = FlowVerifier(
[
FlowTest(FlowQuery(self._tbl_num, self.testing_controller), 2),
FlowTest(learn_action_query, 0, flow_count=1)
] +
[FlowTest(query, 0, flow_count=1) for query in permit_outbound] +
[FlowTest(query, 0, flow_count=1) for query in permit_inbound],
lambda: wait_after_send(self.testing_controller))
with isolator, sub_context, flow_verifier:
pkt_sender.send(packet)
assert_bridge_snapshot_match(self, self.BRIDGE,
self.service_manager)
flow_verifier.verify()
def testFlowSnapshotMatch(self):
cls = self.__class__
assert_bridge_snapshot_match(self,
self.UPLINK_BRIDGE,
self.service_manager,
include_stats=False)
def testFlowSnapshotMatch(self):
# time.sleep(100)
assert_bridge_snapshot_match(self,
self.UPLINK_BRIDGE,
self.service_manager,
include_stats=False)
def test_outbound_ip_match(self):
"""
Outbound ip match test, checks that packets are properly matched when
the outbound traffic matches an ip in the blocklist.
Assert:
Both packets are matched
Ip match flows are added
"""
sub = self._setup_subscribers()
isolator = RyuDirectTableIsolator(
RyuForwardFlowArgsBuilder.from_subscriber(sub).build_requests(),
self.testing_controller,
)
# Set up packets
pkt_sender = ScapyPacketInjector(self.BRIDGE)
packets = [
_build_default_ip_packet(self.MAC_DEST, sub.ip,
self.OUTBOUND_TEST_IP),
_build_default_ip_packet(self.MAC_DEST, sub.ip,
self.BOTH_DIR_TEST_IP),
]
# Check if these flows were added (queries should return flows)
outbound_flow_queries = [
FlowQuery(
self._tbl_num,
self.testing_controller,
match=MagmaMatch(
eth_type=ether_types.ETH_TYPE_IP,
direction=Direction.IN,
ipv4_src=self.OUTBOUND_TEST_IP,
),
),
FlowQuery(
self._tbl_num,
self.testing_controller,
match=MagmaMatch(
eth_type=ether_types.ETH_TYPE_IP,
direction=Direction.IN,
ipv4_src=self.BOTH_DIR_TEST_IP,
),
),
]
# =========================== Verification ===========================
# packets matched, ip match flows installed
flow_verifier = FlowVerifier(
[
FlowTest(
FlowQuery(self._tbl_num, self.testing_controller),
2,
),
] + [
FlowTest(query, 1, flow_count=1)
for query in outbound_flow_queries
],
lambda: wait_after_send(self.testing_controller, ),
)
with isolator, flow_verifier:
for packet in packets:
pkt_sender.send(packet)
flow_verifier.verify()
assert_bridge_snapshot_match(
self,
self.BRIDGE,
self.service_manager,
)
def testFlowSnapshotMatch(self):
fake_mandatory_controller_setup(self.ingress_controller)
fake_mandatory_controller_setup(self.middle_controller)
fake_mandatory_controller_setup(self.egress_controller)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_no_match(self):
"""
No match test, checks that packets are not matched when
the there is no match to the ip and direction in the blocklist.
Assert:
Both packets are not matched
Ip match flows are added
"""
# Set up subscribers
sub = SubContextConfig(
'IMSI001010000000013', '192.168.128.74',
default_ambr_config, self._tbl_num,
)
isolator = RyuDirectTableIsolator(
RyuForwardFlowArgsBuilder.from_subscriber(sub).build_requests(),
self.testing_controller,
)
# Set up packets. The directions of the packets are opposite of the
# installed match flow, so there should not matches.
pkt_sender = ScapyPacketInjector(self.BRIDGE)
packets = [
_build_default_ip_packet(self.MAC_DEST, self.OUTBOUND_TEST_IP, sub.ip),
_build_default_ip_packet(self.MAC_DEST, sub.ip, self.INBOUND_TEST_IP),
]
# Check if these flows were added (queries should return flows)
outbound_flow_queries = [
FlowQuery(
self._tbl_num, self.testing_controller,
match=MagmaMatch(
eth_type=ether_types.ETH_TYPE_IP,
direction=Direction.OUT,
ipv4_dst=self.INBOUND_TEST_IP,
),
),
FlowQuery(
self._tbl_num, self.testing_controller,
match=MagmaMatch(
eth_type=ether_types.ETH_TYPE_IP,
direction=Direction.IN,
ipv4_src=self.OUTBOUND_TEST_IP,
),
),
]
# =========================== Verification ===========================
# packets are not matched, ip match flows installed
flow_verifier = FlowVerifier(
[
FlowTest(
FlowQuery(self._tbl_num, self.testing_controller), 2,
),
] + [
FlowTest(query, 0, flow_count=1) for query in
outbound_flow_queries
],
lambda: wait_after_send(
self.testing_controller,
),
)
with isolator, flow_verifier:
for packet in packets:
pkt_sender.send(packet)
flow_verifier.verify()
assert_bridge_snapshot_match(
self,
self.BRIDGE,
self.service_manager,
)
def testFlowSnapshotMatch(self):
assert_bridge_snapshot_match(self, self.UPLINK_BRIDGE,
self.service_manager)
def testFlowSnapshotMatch(self):
cls = self.__class__
assert_bridge_snapshot_match(self, self.UPLINK_BRIDGE, self.service_manager,
include_stats=False)
self.assertEqual(get_ovsdb_port_tag(cls.UPLINK_BRIDGE), cls.VLAN_TAG)
def testFlowSnapshotMatch(self):
hub.sleep(2)
assert_bridge_snapshot_match(self, self.BRIDGE, self.service_manager)
def test_ipv4_redirect(self):
"""
Partial redirection test, checks if flows were added properly for ipv4
based redirection.
Assert:
1 Packet is matched
Packet bypass flows are added
Flow learn action is triggered - another flow is added to the table
"""
fake_controller_setup(self.enforcement_controller)
redirect_ip = "54.12.31.42"
imsi = 'IMSI012000000088888'
sub_ip = '192.168.128.74'
flow_list = [FlowDescription(match=FlowMatch())]
policy = VersionedPolicy(
rule=PolicyRule(
id='redir_ip_test', priority=3, flow_list=flow_list,
redirect=RedirectInformation(
support=1,
address_type=0,
server_address=redirect_ip,
),
),
version=1,
)
# ============================ Subscriber ============================
sub_context = RyuDirectSubscriberContext(
imsi, sub_ip, self.enforcement_controller, self._tbl_num,
).add_policy(policy)
isolator = RyuDirectTableIsolator(
RyuForwardFlowArgsBuilder.from_subscriber(sub_context.cfg)
.build_requests(),
self.testing_controller,
)
pkt_sender = ScapyPacketInjector(self.IFACE)
packet = TCPPacketBuilder()\
.set_tcp_layer(42132, 80, 321)\
.set_tcp_flags("S")\
.set_ip_layer('151.42.41.122', sub_ip)\
.set_ether_layer(self.MAC_DEST, "00:00:00:00:00:00")\
.build()
# Check if these flows were added (queries should return flows)
permit_outbound = FlowQuery(
self._tbl_num, self.testing_controller,
match=flow_match_to_magma_match(
FlowMatch(
ip_dst=convert_ipv4_str_to_ip_proto(redirect_ip),
direction=FlowMatch.UPLINK,
),
),
)
permit_inbound = FlowQuery(
self._tbl_num, self.testing_controller,
match=flow_match_to_magma_match(
FlowMatch(
ip_src=convert_ipv4_str_to_ip_proto(redirect_ip),
direction=FlowMatch.DOWNLINK,
),
),
)
learn_action_flow = flow_match_to_magma_match(
FlowMatch(
ip_proto=6, direction=FlowMatch.DOWNLINK,
ip_src=convert_ipv4_str_to_ip_proto(self.BRIDGE_IP_ADDRESS),
ip_dst=convert_ipv4_str_to_ip_proto(sub_ip),
),
)
learn_action_query = FlowQuery(
self._tbl_num, self.testing_controller,
learn_action_flow,
)
# =========================== Verification ===========================
# 1 packet sent, permit rules installed, learn action installed. Since
# the enforcement table is entered via the DPI table and the scratch
# enforcement table, the number of packets handled by the table is 2.
flow_verifier = FlowVerifier(
[
FlowTest(FlowQuery(self._tbl_num, self.testing_controller), 2),
FlowTest(permit_outbound, 0, flow_count=1),
FlowTest(permit_inbound, 0, flow_count=1),
FlowTest(learn_action_query, 0, flow_count=1),
], lambda: wait_after_send(self.testing_controller),
)
with isolator, sub_context, flow_verifier:
pkt_sender.send(packet)
assert_bridge_snapshot_match(
self, self.BRIDGE,
self.service_manager,
)
flow_verifier.verify()
