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-rw-r--r--test/test_ipsec_spd_fp_output.py1418
1 files changed, 1418 insertions, 0 deletions
diff --git a/test/test_ipsec_spd_fp_output.py b/test/test_ipsec_spd_fp_output.py
new file mode 100644
index 00000000000..a92669a4f3f
--- /dev/null
+++ b/test/test_ipsec_spd_fp_output.py
@@ -0,0 +1,1418 @@
+import socket
+import unittest
+import ipaddress
+
+from util import ppp
+from asfframework import VppTestRunner
+from template_ipsec import IPSecIPv4Fwd
+from template_ipsec import IPSecIPv6Fwd
+
+
+class SpdFastPathOutbound(IPSecIPv4Fwd):
+ # Override setUpConstants to enable outbound fast path in config
+ @classmethod
+ def setUpConstants(cls):
+ super(SpdFastPathOutbound, cls).setUpConstants()
+ cls.vpp_cmdline.extend(["ipsec", "{", "ipv4-outbound-spd-fast-path on", "}"])
+ cls.logger.info("VPP modified cmdline is %s" % " ".join(cls.vpp_cmdline))
+
+
+class SpdFastPathIPv6Outbound(IPSecIPv6Fwd):
+ # Override setUpConstants to enable outbound fast path in config
+ @classmethod
+ def setUpConstants(cls):
+ super(SpdFastPathIPv6Outbound, cls).setUpConstants()
+ cls.vpp_cmdline.extend(["ipsec", "{", "ipv6-outbound-spd-fast-path on", "}"])
+ cls.logger.info("VPP modified cmdline is %s" % " ".join(cls.vpp_cmdline))
+
+
+class IPSec4SpdTestCaseAdd(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (add rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_port_s = 1111
+ s_port_e = 1111
+ d_port_s = 2222
+ d_port_e = 2222
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count, s_port_s, d_port_s)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec4SpdTestCaseAddPortRange(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (add all ips port range rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_port_s = 1000
+ s_port_e = 2023
+ d_port_s = 5000
+ d_port_e = 6023
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ all_ips=True,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ all_ips=True,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count, 1333, 5444)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec4SpdTestCaseAddIPRange(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (add ips range with any port rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_ip_s = ipaddress.ip_address(self.pg0.remote_ip4)
+ s_ip_e = ipaddress.ip_address(int(s_ip_s) + 5)
+ d_ip_s = ipaddress.ip_address(self.pg1.remote_ip4)
+ d_ip_e = ipaddress.ip_address(int(d_ip_s) + 0)
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec4SpdTestCaseAddIPAndPortRange(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (add all ips range rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ # in this test we define ranges of ports and ip addresses.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_port_s = 1000
+ s_port_e = 1000 + 1023
+ d_port_s = 5000
+ d_port_e = 5000 + 1023
+
+ s_ip_s = ipaddress.ip_address(
+ int(ipaddress.ip_address(self.pg0.remote_ip4)) - 24
+ )
+ s_ip_e = ipaddress.ip_address(int(s_ip_s) + 255)
+ d_ip_s = ipaddress.ip_address(self.pg1.remote_ip4)
+ d_ip_e = ipaddress.ip_address(int(d_ip_s) + 255)
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec4SpdTestCaseAddAll(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (add all ips ports rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # Low priority rule action is set to BYPASS all ips.
+ # High priority rule action is set to DISCARD all ips.
+ # Traffic sent on pg0 interface when LOW priority rule is added,
+ # expect the packet is being sent out to pg1. Then HIGH priority
+ # rule is added and send the same traffic to pg0, this time expect
+ # the traffic is dropped.
+ self.create_interfaces(2)
+ pkt_count = 5
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ all_ips=True,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 20
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=20,
+ policy_type="discard",
+ all_ips=True,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # assert nothing captured on pg0 and pg1
+ self.pg0.assert_nothing_captured()
+ self.pg1.assert_nothing_captured()
+
+
+class IPSec4SpdTestCaseRemove(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (remove rule)"""
+
+ def test_ipsec_spd_outbound_remove(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # High priority rule is then removed.
+ # Traffic sent on pg0 interface should match low priority
+ # rule and should be discarded after SPD lookup.
+ self.create_interfaces(2)
+ pkt_count = 5
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify capture on pg1
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+ # now remove the bypass rule
+ self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ remove=True,
+ )
+
+ # resend the same packets
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture() # flush the old captures
+ self.pg1.enable_capture()
+ self.pg_start()
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # all packets will be dropped by SPD rule
+ self.pg1.assert_nothing_captured()
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(pkt_count, policy_1)
+
+
+class IPSec4SpdTestCaseReadd(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (add, remove, re-add)"""
+
+ def test_ipsec_spd_outbound_readd(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ # High priority rule is then removed.
+ # Traffic sent on pg0 interface should match low priority
+ # rule and should be discarded after SPD lookup.
+ # Readd high priority rule.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify capture on pg1
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+ # remove the bypass rule, leaving only the discard rule
+ self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ remove=True,
+ )
+
+ # resend the same packets
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture() # flush the old captures
+ self.pg1.enable_capture()
+ self.pg_start()
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # all packets will be dropped by SPD rule
+ self.pg1.assert_nothing_captured()
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(pkt_count, policy_1)
+
+ # now readd the bypass rule
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+
+ # resend the same packets
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture() # flush the old captures
+ self.pg1.enable_capture()
+ self.pg_start()
+
+ # get capture
+ capture = self.pg1.get_capture(pkt_count)
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(pkt_count, policy_1)
+
+
+class IPSec4SpdTestCaseMultiple(SpdFastPathOutbound):
+ """ IPSec/IPv4 outbound: Policy mode test case with fast path \
+ (multiple interfaces, multiple rules)"""
+
+ def test_ipsec_spd_outbound_multiple(self):
+ # In this test case, packets in IPv4 FWD path are configured to go
+ # through IPSec outbound SPD policy lookup.
+ # Multiples rules on multiple interfaces are tested at the same time.
+ # 3x interfaces are configured, binding the same SPD to each.
+ # Each interface has 2 SPD rules (1 BYPASS and 1 DISCARD).
+ # On pg0 & pg1, the BYPASS rule is HIGH priority
+ # On pg2, the DISCARD rule is HIGH priority
+ # Traffic should be received on pg0 & pg1 and dropped on pg2.
+ self.create_interfaces(3)
+ pkt_count = 5
+ # bind SPD to all interfaces
+ self.spd_create_and_intf_add(1, self.pg_interfaces)
+ # add rules on all interfaces
+ policy_01 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+ policy_02 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ )
+
+ policy_11 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg1,
+ self.pg2,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+ policy_12 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg1,
+ self.pg2,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ )
+
+ policy_21 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg2,
+ self.pg0,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="bypass",
+ )
+ policy_22 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg2,
+ self.pg0,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="discard",
+ )
+
+ # interfaces bound to an SPD, will by default drop inbound
+ # traffic with no matching policies. add catch-all inbound
+ # bypass rule to SPD:
+ self.spd_add_rem_policy( # inbound, all interfaces
+ 1,
+ None,
+ None,
+ socket.IPPROTO_UDP,
+ is_out=0,
+ priority=10,
+ policy_type="bypass",
+ all_ips=True,
+ )
+
+ # create the packet streams
+ packets0 = self.create_stream(self.pg0, self.pg1, pkt_count)
+ packets1 = self.create_stream(self.pg1, self.pg2, pkt_count)
+ packets2 = self.create_stream(self.pg2, self.pg0, pkt_count)
+ # add the streams to the source interfaces
+ self.pg0.add_stream(packets0)
+ self.pg1.add_stream(packets1)
+ self.pg2.add_stream(packets2)
+ # enable capture on all interfaces
+ for pg in self.pg_interfaces:
+ pg.enable_capture()
+ # start the packet generator
+ self.pg_start()
+
+ # get captures
+ if_caps = []
+ for pg in [self.pg1, self.pg2]: # we are expecting captures on pg1/pg2
+ if_caps.append(pg.get_capture())
+ for packet in if_caps[-1]:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(if_caps[0].res))
+ self.logger.debug("SPD: Num packets: %s", len(if_caps[1].res))
+
+ # verify captures that matched BYPASS rule
+ self.verify_capture(self.pg0, self.pg1, if_caps[0])
+ self.verify_capture(self.pg1, self.pg2, if_caps[1])
+ # verify that traffic to pg0 matched DISCARD rule and was dropped
+ self.pg0.assert_nothing_captured()
+ # verify all packets that were expected to match rules, matched
+ # pg0 -> pg1
+ self.verify_policy_match(pkt_count, policy_01)
+ self.verify_policy_match(0, policy_02)
+ # pg1 -> pg2
+ self.verify_policy_match(pkt_count, policy_11)
+ self.verify_policy_match(0, policy_12)
+ # pg2 -> pg0
+ self.verify_policy_match(0, policy_21)
+ self.verify_policy_match(pkt_count, policy_22)
+
+
+class IPSec6SpdTestCaseAdd(SpdFastPathIPv6Outbound):
+ """ IPSec/IPv6 outbound: Policy mode test case with fast path \
+ (add rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_port_s = 1111
+ s_port_e = 1111
+ d_port_s = 2222
+ d_port_e = 2222
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count, s_port_s, d_port_s)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec6SpdTestCaseAddAll(SpdFastPathIPv6Outbound):
+ """ IPSec/IPv6 outbound: Policy mode test case with fast path \
+ (add all ips ports rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # Low priority rule action is set to BYPASS all ips.
+ # High priority rule action is set to DISCARD all ips.
+ # Traffic sent on pg0 interface when LOW priority rule is added,
+ # expect the packet is being sent out to pg1. Then HIGH priority
+ # rule is added and send the same traffic to pg0, this time expect
+ # the traffic is dropped.
+ self.create_interfaces(2)
+ pkt_count = 5
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ all_ips=True,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 20
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=20,
+ policy_type="discard",
+ all_ips=True,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # assert nothing captured on pg0 and pg1
+ self.pg0.assert_nothing_captured()
+ self.pg1.assert_nothing_captured()
+
+
+class IPSec6SpdTestCaseAddPortRange(SpdFastPathIPv6Outbound):
+ """ IPSec/IPv6 outbound: Policy mode test case with fast path \
+ (add all ips port range rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_port_s = 1000
+ s_port_e = 2023
+ d_port_s = 5000
+ d_port_e = 6023
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ all_ips=True,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ all_ips=True,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count, 1333, 5444)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec6SpdTestCaseAddIPRange(SpdFastPathIPv6Outbound):
+ """ IPSec/IPv6 outbound: Policy mode test case with fast path \
+ (add ips range with any port rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_ip_s = ipaddress.ip_address(self.pg0.remote_ip6)
+ s_ip_e = ipaddress.ip_address(int(s_ip_s) + 5)
+ d_ip_s = ipaddress.ip_address(self.pg1.remote_ip6)
+ d_ip_e = ipaddress.ip_address(int(d_ip_s) + 0)
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec6SpdTestCaseAddIPAndPortRange(SpdFastPathIPv6Outbound):
+ """ IPSec/IPvr6 outbound: Policy mode test case with fast path \
+ (add all ips range rule)"""
+
+ def test_ipsec_spd_outbound_add(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ # in this test we define ranges of ports and ip addresses.
+ self.create_interfaces(2)
+ pkt_count = 5
+ s_port_s = 1000
+ s_port_e = 1000 + 1023
+ d_port_s = 5000
+ d_port_e = 5000 + 1023
+
+ s_ip_s = ipaddress.ip_address(
+ int(ipaddress.ip_address(self.pg0.remote_ip6)) - 24
+ )
+ s_ip_e = ipaddress.ip_address(int(s_ip_s) + 255)
+ d_ip_s = ipaddress.ip_address(self.pg1.remote_ip6)
+ d_ip_e = ipaddress.ip_address(int(d_ip_s) + 255)
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ ip_range=True,
+ local_ip_start=s_ip_s,
+ local_ip_stop=s_ip_e,
+ remote_ip_start=d_ip_s,
+ remote_ip_stop=d_ip_e,
+ local_port_start=s_port_s,
+ local_port_stop=s_port_e,
+ remote_port_start=d_port_s,
+ remote_port_stop=d_port_e,
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+
+
+class IPSec6SpdTestCaseReadd(SpdFastPathIPv6Outbound):
+ """ IPSec/IPv6 outbound: Policy mode test case with fast path \
+ (add, remove, re-add)"""
+
+ def test_ipsec_spd_outbound_readd(self):
+ # In this test case, packets in IPv4 FWD path are configured
+ # to go through IPSec outbound SPD policy lookup.
+ # 2 SPD rules (1 HIGH and 1 LOW) are added.
+ # High priority rule action is set to BYPASS.
+ # Low priority rule action is set to DISCARD.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ # High priority rule is then removed.
+ # Traffic sent on pg0 interface should match low priority
+ # rule and should be discarded after SPD lookup.
+ # Readd high priority rule.
+ # Traffic sent on pg0 interface should match high priority
+ # rule and should be sent out on pg1 interface.
+ self.create_interfaces(2)
+ pkt_count = 5
+ self.spd_create_and_intf_add(1, [self.pg1])
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+ policy_1 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ )
+
+ # create the packet stream
+ packets = self.create_stream(self.pg0, self.pg1, pkt_count)
+ # add the stream to the source interface + enable capture
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture()
+ self.pg1.enable_capture()
+ # start the packet generator
+ self.pg_start()
+ # get capture
+ capture = self.pg1.get_capture()
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify capture on pg1
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(0, policy_1)
+ # remove the bypass rule, leaving only the discard rule
+ self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ remove=True,
+ )
+
+ # resend the same packets
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture() # flush the old captures
+ self.pg1.enable_capture()
+ self.pg_start()
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # all packets will be dropped by SPD rule
+ self.pg1.assert_nothing_captured()
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(pkt_count, policy_1)
+
+ # now readd the bypass rule
+ policy_0 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+
+ # resend the same packets
+ self.pg0.add_stream(packets)
+ self.pg0.enable_capture() # flush the old captures
+ self.pg1.enable_capture()
+ self.pg_start()
+
+ # get capture
+ capture = self.pg1.get_capture(pkt_count)
+ for packet in capture:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(capture.res))
+
+ # assert nothing captured on pg0
+ self.pg0.assert_nothing_captured()
+ # verify captured packets
+ self.verify_capture(self.pg0, self.pg1, capture)
+ # verify all policies matched the expected number of times
+ self.verify_policy_match(pkt_count, policy_0)
+ self.verify_policy_match(pkt_count, policy_1)
+
+
+class IPSec6SpdTestCaseMultiple(SpdFastPathIPv6Outbound):
+ """ IPSec/IPv6 outbound: Policy mode test case with fast path \
+ (multiple interfaces, multiple rules)"""
+
+ def test_ipsec_spd_outbound_multiple(self):
+ # In this test case, packets in IPv4 FWD path are configured to go
+ # through IPSec outbound SPD policy lookup.
+ # Multiples rules on multiple interfaces are tested at the same time.
+ # 3x interfaces are configured, binding the same SPD to each.
+ # Each interface has 2 SPD rules (1 BYPASS and 1 DISCARD).
+ # On pg0 & pg1, the BYPASS rule is HIGH priority
+ # On pg2, the DISCARD rule is HIGH priority
+ # Traffic should be received on pg0 & pg1 and dropped on pg2.
+ self.create_interfaces(3)
+ pkt_count = 5
+ # bind SPD to all interfaces
+ self.spd_create_and_intf_add(1, self.pg_interfaces)
+ # add rules on all interfaces
+ policy_01 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+ policy_02 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg0,
+ self.pg1,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ )
+
+ policy_11 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg1,
+ self.pg2,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="bypass",
+ )
+ policy_12 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg1,
+ self.pg2,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="discard",
+ )
+
+ policy_21 = self.spd_add_rem_policy( # outbound, priority 5
+ 1,
+ self.pg2,
+ self.pg0,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=5,
+ policy_type="bypass",
+ )
+ policy_22 = self.spd_add_rem_policy( # outbound, priority 10
+ 1,
+ self.pg2,
+ self.pg0,
+ socket.IPPROTO_UDP,
+ is_out=1,
+ priority=10,
+ policy_type="discard",
+ )
+
+ # interfaces bound to an SPD, will by default drop inbound
+ # traffic with no matching policies. add catch-all inbound
+ # bypass rule to SPD:
+ self.spd_add_rem_policy( # inbound, all interfaces
+ 1,
+ None,
+ None,
+ socket.IPPROTO_UDP,
+ is_out=0,
+ priority=10,
+ policy_type="bypass",
+ all_ips=True,
+ )
+
+ # create the packet streams
+ packets0 = self.create_stream(self.pg0, self.pg1, pkt_count)
+ packets1 = self.create_stream(self.pg1, self.pg2, pkt_count)
+ packets2 = self.create_stream(self.pg2, self.pg0, pkt_count)
+ # add the streams to the source interfaces
+ self.pg0.add_stream(packets0)
+ self.pg1.add_stream(packets1)
+ self.pg2.add_stream(packets2)
+ # enable capture on all interfaces
+ for pg in self.pg_interfaces:
+ pg.enable_capture()
+ # start the packet generator
+ self.pg_start()
+
+ # get captures
+ if_caps = []
+ for pg in [self.pg1, self.pg2]: # we are expecting captures on pg1/pg2
+ if_caps.append(pg.get_capture())
+ for packet in if_caps[-1]:
+ try:
+ self.logger.debug(ppp("SPD - Got packet:", packet))
+ except Exception:
+ self.logger.error(ppp("Unexpected or invalid packet:", packet))
+ raise
+ self.logger.debug("SPD: Num packets: %s", len(if_caps[0].res))
+ self.logger.debug("SPD: Num packets: %s", len(if_caps[1].res))
+
+ # verify captures that matched BYPASS rule
+ self.verify_capture(self.pg0, self.pg1, if_caps[0])
+ self.verify_capture(self.pg1, self.pg2, if_caps[1])
+ # verify that traffic to pg0 matched DISCARD rule and was dropped
+ self.pg0.assert_nothing_captured()
+ # verify all packets that were expected to match rules, matched
+ # pg0 -> pg1
+ self.verify_policy_match(pkt_count, policy_01)
+ self.verify_policy_match(0, policy_02)
+ # pg1 -> pg2
+ self.verify_policy_match(pkt_count, policy_11)
+ self.verify_policy_match(0, policy_12)
+ # pg2 -> pg0
+ self.verify_policy_match(0, policy_21)
+ self.verify_policy_match(pkt_count, policy_22)
+
+
+if __name__ == "__main__":
+ unittest.main(testRunner=VppTestRunner)