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Diffstat (limited to 'test/asf/test_ipsec_default.py')
| -rw-r--r-- | test/asf/test_ipsec_default.py | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/test/asf/test_ipsec_default.py b/test/asf/test_ipsec_default.py deleted file mode 100644 index 2fefb771c48..00000000000 --- a/test/asf/test_ipsec_default.py +++ /dev/null @@ -1,199 +0,0 @@ -import socket -import unittest - -from util import ppp -from asfframework import VppTestRunner -from template_ipsec import IpsecDefaultTemplate - -""" -When an IPSec SPD is configured on an interface, any inbound packets -not matching inbound policies, or outbound packets not matching outbound -policies, must be dropped by default as per RFC4301. - -This test uses simple IPv4 forwarding on interfaces with IPSec enabled -to check if packets with no matching rules are dropped by default. - -The basic setup is a single SPD bound to two interfaces, pg0 and pg1. - - ┌────┐ ┌────┐ - │SPD1│ │SPD1│ - ├────┤ ─────> ├────┤ - │PG0 │ │PG1 │ - └────┘ └────┘ - -First, both inbound and outbound BYPASS policies are configured allowing -traffic to pass from pg0 -> pg1. - -Packets are captured and verified at pg1. - -Then either the inbound or outbound policies are removed and we verify -packets are dropped as expected. - -""" - - -class IPSecInboundDefaultDrop(IpsecDefaultTemplate): - """IPSec: inbound packets drop by default with no matching rule""" - - def test_ipsec_inbound_default_drop(self): - # configure two interfaces and bind the same SPD to both - self.create_interfaces(2) - self.spd_create_and_intf_add(1, self.pg_interfaces) - pkt_count = 5 - - # catch-all inbound BYPASS policy, all interfaces - inbound_policy = self.spd_add_rem_policy( - 1, - None, - None, - socket.IPPROTO_UDP, - is_out=0, - priority=10, - policy_type="bypass", - all_ips=True, - ) - - # outbound BYPASS policy allowing traffic from pg0->pg1 - outbound_policy = self.spd_add_rem_policy( - 1, - self.pg0, - self.pg1, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - ) - - # create a packet stream pg0->pg1 + add to pg0 - packets0 = self.create_stream(self.pg0, self.pg1, pkt_count) - self.pg0.add_stream(packets0) - - # with inbound BYPASS rule at pg0, we expect to see forwarded - # packets on pg1 - self.pg_interfaces[1].enable_capture() - self.pg_start() - cap1 = self.pg1.get_capture() - for packet in cap1: - 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(cap1.res)) - # verify captures on pg1 - self.verify_capture(self.pg0, self.pg1, cap1) - # verify policies matched correct number of times - self.verify_policy_match(pkt_count, inbound_policy) - self.verify_policy_match(pkt_count, outbound_policy) - - # remove inbound catch-all BYPASS rule, traffic should now be dropped - 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, - remove=True, - ) - - # create another packet stream pg0->pg1 + add to pg0 - packets1 = self.create_stream(self.pg0, self.pg1, pkt_count) - self.pg0.add_stream(packets1) - self.pg_interfaces[1].enable_capture() - self.pg_start() - # confirm traffic has now been dropped - self.pg1.assert_nothing_captured( - remark="inbound pkts with no matching" "rules NOT dropped by default" - ) - # both policies should not have matched any further packets - # since we've dropped at input stage - self.verify_policy_match(pkt_count, outbound_policy) - self.verify_policy_match(pkt_count, inbound_policy) - - -class IPSecOutboundDefaultDrop(IpsecDefaultTemplate): - """IPSec: outbound packets drop by default with no matching rule""" - - def test_ipsec_inbound_default_drop(self): - # configure two interfaces and bind the same SPD to both - self.create_interfaces(2) - self.spd_create_and_intf_add(1, self.pg_interfaces) - pkt_count = 5 - - # catch-all inbound BYPASS policy, all interfaces - inbound_policy = self.spd_add_rem_policy( - 1, - None, - None, - socket.IPPROTO_UDP, - is_out=0, - priority=10, - policy_type="bypass", - all_ips=True, - ) - - # outbound BYPASS policy allowing traffic from pg0->pg1 - outbound_policy = self.spd_add_rem_policy( - 1, - self.pg0, - self.pg1, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - ) - - # create a packet stream pg0->pg1 + add to pg0 - packets0 = self.create_stream(self.pg0, self.pg1, pkt_count) - self.pg0.add_stream(packets0) - - # with outbound BYPASS rule allowing pg0->pg1, we expect to see - # forwarded packets on pg1 - self.pg_interfaces[1].enable_capture() - self.pg_start() - cap1 = self.pg1.get_capture() - for packet in cap1: - 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(cap1.res)) - # verify captures on pg1 - self.verify_capture(self.pg0, self.pg1, cap1) - # verify policies matched correct number of times - self.verify_policy_match(pkt_count, inbound_policy) - self.verify_policy_match(pkt_count, outbound_policy) - - # remove outbound rule - self.spd_add_rem_policy( - 1, - self.pg0, - self.pg1, - socket.IPPROTO_UDP, - is_out=1, - priority=10, - policy_type="bypass", - remove=True, - ) - - # create another packet stream pg0->pg1 + add to pg0 - packets1 = self.create_stream(self.pg0, self.pg1, pkt_count) - self.pg0.add_stream(packets1) - self.pg_interfaces[1].enable_capture() - self.pg_start() - # confirm traffic was dropped and not forwarded - self.pg1.assert_nothing_captured( - remark="outbound pkts with no matching rules NOT dropped " "by default" - ) - # inbound rule should have matched twice the # of pkts now - self.verify_policy_match(pkt_count * 2, inbound_policy) - # as dropped at outbound, outbound policy is the same - self.verify_policy_match(pkt_count, outbound_policy) - - -if __name__ == "__main__": - unittest.main(testRunner=VppTestRunner) |