diff options
Diffstat (limited to 'test/test_ipsec_spd_flow_cache_output.py')
| -rw-r--r-- | test/test_ipsec_spd_flow_cache_output.py | 765 |
1 files changed, 0 insertions, 765 deletions
diff --git a/test/test_ipsec_spd_flow_cache_output.py b/test/test_ipsec_spd_flow_cache_output.py deleted file mode 100644 index 8af3b6cfcda..00000000000 --- a/test/test_ipsec_spd_flow_cache_output.py +++ /dev/null @@ -1,765 +0,0 @@ -import socket -import unittest - -from util import ppp -from framework import VppTestRunner -from template_ipsec import SpdFlowCacheTemplate - - -class SpdFlowCacheOutbound(SpdFlowCacheTemplate): - # Override setUpConstants to enable outbound flow cache in config - @classmethod - def setUpConstants(cls): - super(SpdFlowCacheOutbound, cls).setUpConstants() - cls.vpp_cmdline.extend(["ipsec", "{", "ipv4-outbound-spd-flow-cache on", "}"]) - cls.logger.info("VPP modified cmdline is %s" % " ".join(cls.vpp_cmdline)) - - -class IPSec4SpdTestCaseAdd(SpdFlowCacheOutbound): - """ IPSec/IPv4 outbound: Policy mode test case with flow cache \ - (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 - 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", - ) - - # check flow cache is empty before sending traffic - self.verify_num_outbound_flow_cache_entries(0) - - # 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) - # check policy in SPD has been cached after traffic - # matched BYPASS rule in SPD - self.verify_num_outbound_flow_cache_entries(1) - - -class IPSec4SpdTestCaseRemoveOutbound(SpdFlowCacheOutbound): - """ IPSec/IPv4 outbound: Policy mode test case with flow cache \ - (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", - ) - - # check flow cache is empty before sending traffic - self.verify_num_outbound_flow_cache_entries(0) - - # 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) - # check policy in SPD has been cached after traffic - # matched BYPASS rule in SPD - self.verify_num_outbound_flow_cache_entries(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, - ) - # verify flow cache counter has been reset by rule removal - self.verify_num_outbound_flow_cache_entries(0) - - # 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) - # previous stale entry in flow cache should have been overwritten, - # with one active entry - self.verify_num_outbound_flow_cache_entries(1) - - -class IPSec4SpdTestCaseReaddOutbound(SpdFlowCacheOutbound): - """ IPSec/IPv4 outbound: Policy mode test case with flow cache \ - (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", - ) - - # check flow cache is empty before sending traffic - self.verify_num_outbound_flow_cache_entries(0) - - # 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) - # check policy in SPD has been cached after traffic - # matched BYPASS rule in SPD - self.verify_num_outbound_flow_cache_entries(1) - - # now 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, - ) - # verify flow cache counter has been reset by rule removal - self.verify_num_outbound_flow_cache_entries(0) - - # 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) - # previous stale entry in flow cache should have been overwritten - self.verify_num_outbound_flow_cache_entries(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", - ) - # verify flow cache counter has been reset by rule addition - self.verify_num_outbound_flow_cache_entries(0) - - # 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) - # previous stale entry in flow cache should have been overwritten - self.verify_num_outbound_flow_cache_entries(1) - - -class IPSec4SpdTestCaseMultipleOutbound(SpdFlowCacheOutbound): - """ IPSec/IPv4 outbound: Policy mode test case with flow cache \ - (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, - ) - - # check flow cache is empty (0 active elements) before sending traffic - self.verify_num_outbound_flow_cache_entries(0) - - # 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) - # check that 3 matching policies in SPD have been cached - self.verify_num_outbound_flow_cache_entries(3) - - -class IPSec4SpdTestCaseOverwriteStaleOutbound(SpdFlowCacheOutbound): - """ IPSec/IPv4 outbound: Policy mode test case with flow cache \ - (overwrite stale entries)""" - - def test_ipsec_spd_outbound_overwrite(self): - # The operation of the flow cache is setup so that the entire cache - # is invalidated when adding or removing an SPD policy rule. - # For performance, old cache entries are not zero'd, but remain - # in the table as "stale" entries. If a flow matches a stale entry, - # and the epoch count does NOT match the current count, the entry - # is overwritten. - # In this test, 3 active rules are created and matched to enter - # them into the flow cache. - # A single entry is removed to invalidate the entire cache. - # We then readd the rule and test that overwriting of the previous - # stale entries occurs as expected, and that the flow cache entry - # counter is updated correctly. - self.create_interfaces(3) - pkt_count = 2 - # bind SPD to all interfaces - self.spd_create_and_intf_add(1, self.pg_interfaces) - # add output rules on all interfaces - # pg0 -> pg1 - policy_0 = self.spd_add_rem_policy( # outbound - 1, - self.pg0, - self.pg1, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - ) - # pg1 -> pg2 - policy_1 = self.spd_add_rem_policy( # outbound - 1, - self.pg1, - self.pg2, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - ) - # pg2 -> pg0 - policy_2 = self.spd_add_rem_policy( # outbound - 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, - ) - - # check flow cache is empty (0 active elements) before sending traffic - self.verify_num_outbound_flow_cache_entries(0) - - # 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 from ifs - 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 Add - Got packet:", packet)) - except Exception: - self.logger.error(ppp("Unexpected or invalid packet:", packet)) - raise - - # verify captures that matched BYPASS rules - 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 policies matched the expected number of times - self.verify_policy_match(pkt_count, policy_0) - self.verify_policy_match(pkt_count, policy_1) - self.verify_policy_match(pkt_count, policy_2) - # check flow/policy match was cached for: 3x output policies - self.verify_num_outbound_flow_cache_entries(3) - - # adding an inbound policy should not invalidate output flow cache - self.spd_add_rem_policy( # inbound - 1, - self.pg0, - self.pg1, - socket.IPPROTO_UDP, - is_out=0, - priority=10, - policy_type="bypass", - ) - # check flow cache counter has not been reset - self.verify_num_outbound_flow_cache_entries(3) - - # remove a bypass policy - flow cache counter will be reset, and - # there will be 3x stale entries in flow cache - self.spd_add_rem_policy( # outbound - 1, - self.pg0, - self.pg1, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - remove=True, - ) - # readd policy - policy_0 = self.spd_add_rem_policy( # outbound - 1, - self.pg0, - self.pg1, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - ) - # check counter was reset with flow cache invalidation - self.verify_num_outbound_flow_cache_entries(0) - - # resend the same packets - self.pg0.add_stream(packets0) - self.pg1.add_stream(packets1) - self.pg2.add_stream(packets2) - for pg in self.pg_interfaces: - pg.enable_capture() # flush previous captures - self.pg_start() - - # get captures from ifs - 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 Add - Got packet:", packet)) - except Exception: - self.logger.error(ppp("Unexpected or invalid packet:", packet)) - raise - - # verify captures that matched BYPASS rules - 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 policies matched the expected number of times - self.verify_policy_match(pkt_count, policy_0) - self.verify_policy_match(pkt_count * 2, policy_1) - self.verify_policy_match(pkt_count * 2, policy_2) - # we are overwriting 3x stale entries - check flow cache counter - # is correct - self.verify_num_outbound_flow_cache_entries(3) - - -class IPSec4SpdTestCaseCollisionOutbound(SpdFlowCacheOutbound): - """ IPSec/IPv4 outbound: Policy mode test case with flow cache \ - (hash collision)""" - - # Override class setup to restrict vector size to 16 elements. - # This forces using only the lower 4 bits of the hash as a key, - # making hash collisions easy to find. - @classmethod - def setUpConstants(cls): - super(SpdFlowCacheOutbound, cls).setUpConstants() - cls.vpp_cmdline.extend( - [ - "ipsec", - "{", - "ipv4-outbound-spd-flow-cache on", - "ipv4-outbound-spd-hash-buckets 16", - "}", - ] - ) - cls.logger.info("VPP modified cmdline is %s" % " ".join(cls.vpp_cmdline)) - - def test_ipsec_spd_outbound_collision(self): - # The flow cache operation is setup to overwrite an entry - # if a hash collision occurs. - # In this test, 2 packets are configured that result in a - # hash with the same lower 4 bits. - # After the first packet is received, there should be one - # active entry in the flow cache. - # After the second packet with the same lower 4 bit hash - # is received, this should overwrite the same entry. - # Therefore there will still be a total of one (1) entry, - # in the flow cache with two matching policies. - # crc32_supported() method is used to check cpu for crc32 - # intrinsic support for hashing. - # If crc32 is not supported, we fall back to clib_xxhash() - self.create_interfaces(3) - pkt_count = 5 - # bind SPD to all interfaces - self.spd_create_and_intf_add(1, self.pg_interfaces) - # add rules - policy_0 = 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_1 = self.spd_add_rem_policy( # outbound, priority 10 - 1, - self.pg2, - self.pg0, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - ) - - # 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, - ) - - # check flow cache is empty (0 active elements) before sending traffic - self.verify_num_outbound_flow_cache_entries(0) - - # create the packet streams generating collision on last 4 bits - if self.crc32_supported(): - # packet hashes to: - # 432c99c2 - packets1 = self.create_stream(self.pg1, self.pg2, pkt_count, 1, 1) - # 31f8f3f2 - packets2 = self.create_stream(self.pg2, self.pg0, pkt_count, 6, 6) - else: # clib_xxhash - # ec3a258551bc0306 - packets1 = self.create_stream(self.pg1, self.pg2, pkt_count, 2, 2) - # 61fee526d18d7a6 - packets2 = self.create_stream(self.pg2, self.pg0, pkt_count, 3, 3) - - # add the streams to the source interfaces - 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 from ifs - the proper pkt_count of packets was saved by - # create_packet_info() based on dst_if parameter - if_caps = [] - for pg in [self.pg2, self.pg0]: # we are expecting captures on pg2/pg0 - 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.pg1, self.pg2, if_caps[0]) - self.verify_capture(self.pg2, self.pg0, if_caps[1]) - # verify all packets that were expected to match rules, matched - self.verify_policy_match(pkt_count, policy_0) - self.verify_policy_match(pkt_count, policy_1) - # we have matched 2 policies, but due to the hash collision - # one active entry is expected - self.verify_num_outbound_flow_cache_entries(1) - - -if __name__ == "__main__": - unittest.main(testRunner=VppTestRunner) |