-#!/usr/bin/env python
+#!/usr/bin/env python3
""" ACL plugin extended stateful tests """
import unittest
-from framework import VppTestCase, VppTestRunner, running_extended_tests
-from scapy.layers.l2 import Ether
-from scapy.packet import Raw
+from config import config
+from framework import VppTestCase
from scapy.layers.inet import IP, UDP, TCP
from scapy.packet import Packet
-from socket import inet_pton, AF_INET, AF_INET6
-from scapy.layers.inet6 import IPv6, ICMPv6Unknown, ICMPv6EchoRequest
-from scapy.layers.inet6 import ICMPv6EchoReply, IPv6ExtHdrRouting
-from scapy.layers.inet6 import IPv6ExtHdrFragment
-from pprint import pprint
-from random import randint
+from socket import AF_INET, AF_INET6
+from scapy.layers.inet6 import IPv6
from util import L4_Conn
+from ipaddress import ip_network
+
+from vpp_acl import AclRule, VppAcl, VppAclInterface
def to_acl_rule(self, is_permit, wildcard_sport=False):
rule_l4_sport_first = rule_l4_sport
rule_l4_sport_last = rule_l4_sport
- new_rule = {
- 'is_permit': is_permit,
- 'is_ipv6': p.haslayer(IPv6),
- 'src_ip_addr': inet_pton(rule_family,
- p[rule_l3_layer].src),
- 'src_ip_prefix_len': rule_prefix_len,
- 'dst_ip_addr': inet_pton(rule_family,
- p[rule_l3_layer].dst),
- 'dst_ip_prefix_len': rule_prefix_len,
- 'srcport_or_icmptype_first': rule_l4_sport_first,
- 'srcport_or_icmptype_last': rule_l4_sport_last,
- 'dstport_or_icmpcode_first': rule_l4_dport,
- 'dstport_or_icmpcode_last': rule_l4_dport,
- 'proto': rule_l4_proto,
- }
+ new_rule = AclRule(
+ is_permit=is_permit,
+ proto=rule_l4_proto,
+ src_prefix=ip_network((p[rule_l3_layer].src, rule_prefix_len)),
+ dst_prefix=ip_network((p[rule_l3_layer].dst, rule_prefix_len)),
+ sport_from=rule_l4_sport_first,
+ sport_to=rule_l4_sport_last,
+ dport_from=rule_l4_dport,
+ dport_to=rule_l4_dport,
+ )
+
return new_rule
+
Packet.to_acl_rule = to_acl_rule
-class IterateWithSleep():
+class IterateWithSleep:
def __init__(self, testcase, n_iters, description, sleep_sec):
self.curr = 0
self.testcase = testcase
r = []
r.append(pkt.to_acl_rule(2, wildcard_sport=True))
r.append(self.wildcard_rule(0))
- res = self.testcase.vapi.acl_add_replace(0xffffffff, r)
- self.testcase.assert_equal(res.retval, 0, "error adding ACL")
- reflect_acl_index = res.acl_index
+ reflect_acl = VppAcl(self.testcase, r)
+ reflect_acl.add_vpp_config()
r = []
r.append(self.wildcard_rule(0))
- res = self.testcase.vapi.acl_add_replace(0xffffffff, r)
- self.testcase.assert_equal(res.retval, 0, "error adding deny ACL")
- deny_acl_index = res.acl_index
+ deny_acl = VppAcl(self.testcase, r)
+ deny_acl.add_vpp_config()
if reflect_side == acl_side:
- self.testcase.vapi.acl_interface_set_acl_list(
- self.ifs[acl_side].sw_if_index, 1,
- [reflect_acl_index,
- deny_acl_index])
- self.testcase.vapi.acl_interface_set_acl_list(
- self.ifs[1-acl_side].sw_if_index, 0, [])
+ acl_if0 = VppAclInterface(
+ self.testcase,
+ self.ifs[acl_side].sw_if_index,
+ [reflect_acl, deny_acl],
+ n_input=1,
+ )
+ acl_if1 = VppAclInterface(
+ self.testcase, self.ifs[1 - acl_side].sw_if_index, [], n_input=0
+ )
+ acl_if0.add_vpp_config()
+ acl_if1.add_vpp_config()
else:
- self.testcase.vapi.acl_interface_set_acl_list(
- self.ifs[acl_side].sw_if_index, 1,
- [deny_acl_index,
- reflect_acl_index])
- self.testcase.vapi.acl_interface_set_acl_list(
- self.ifs[1-acl_side].sw_if_index, 0, [])
+ acl_if0 = VppAclInterface(
+ self.testcase,
+ self.ifs[acl_side].sw_if_index,
+ [deny_acl, reflect_acl],
+ n_input=1,
+ )
+ acl_if1 = VppAclInterface(
+ self.testcase, self.ifs[1 - acl_side].sw_if_index, [], n_input=0
+ )
+ acl_if0.add_vpp_config()
+ acl_if1.add_vpp_config()
def wildcard_rule(self, is_permit):
any_addr = ["0.0.0.0", "::"]
rule_family = self.address_family
is_ip6 = 1 if rule_family == AF_INET6 else 0
- new_rule = {
- 'is_permit': is_permit,
- 'is_ipv6': is_ip6,
- 'src_ip_addr': inet_pton(rule_family, any_addr[is_ip6]),
- 'src_ip_prefix_len': 0,
- 'dst_ip_addr': inet_pton(rule_family, any_addr[is_ip6]),
- 'dst_ip_prefix_len': 0,
- 'srcport_or_icmptype_first': 0,
- 'srcport_or_icmptype_last': 65535,
- 'dstport_or_icmpcode_first': 0,
- 'dstport_or_icmpcode_last': 65535,
- 'proto': 0,
- }
+ new_rule = AclRule(
+ is_permit=is_permit,
+ proto=0,
+ src_prefix=ip_network((any_addr[is_ip6], 0)),
+ dst_prefix=ip_network((any_addr[is_ip6], 0)),
+ sport_from=0,
+ sport_to=65535,
+ dport_from=0,
+ dport_to=65535,
+ )
return new_rule
-@unittest.skipUnless(running_extended_tests, "part of extended tests")
+@unittest.skipUnless(config.extended, "part of extended tests")
class ACLPluginConnTestCase(VppTestCase):
- """ ACL plugin connection-oriented extended testcases """
+ """ACL plugin connection-oriented extended testcases"""
@classmethod
def setUpClass(cls):
i.resolve_arp()
i.resolve_ndp()
+ @classmethod
+ def tearDownClass(cls):
+ super(ACLPluginConnTestCase, cls).tearDownClass()
+
def tearDown(self):
- """Run standard test teardown and log various show commands
- """
+ """Run standard test teardown and log various show commands"""
super(ACLPluginConnTestCase, self).tearDown()
- if not self.vpp_dead:
- self.logger.info(self.vapi.cli("show ip arp"))
- self.logger.info(self.vapi.cli("show ip6 neighbors"))
- self.logger.info(self.vapi.cli("show acl-plugin sessions"))
- self.logger.info(self.vapi.cli("show acl-plugin acl"))
- self.logger.info(self.vapi.cli("show acl-plugin interface"))
- self.logger.info(self.vapi.cli("show acl-plugin tables"))
- self.logger.info(self.vapi.cli("show event-logger all"))
+
+ def show_commands_at_teardown(self):
+ self.logger.info(self.vapi.cli("show ip neighbors"))
+ self.logger.info(self.vapi.cli("show ip6 neighbors"))
+ self.logger.info(self.vapi.cli("show acl-plugin sessions"))
+ self.logger.info(self.vapi.cli("show acl-plugin acl"))
+ self.logger.info(self.vapi.cli("show acl-plugin interface"))
+ self.logger.info(self.vapi.cli("show acl-plugin tables"))
+ self.logger.info(self.vapi.cli("show event-logger all"))
def run_basic_conn_test(self, af, acl_side):
- """ Basic conn timeout test """
+ """Basic conn timeout test"""
conn1 = Conn(self, self.pg0, self.pg1, af, UDP, 42001, 4242)
conn1.apply_acls(0, acl_side)
conn1.send_through(0)
self.assert_equal(p2, None, "packet on long-idle conn")
def run_active_conn_test(self, af, acl_side):
- """ Idle connection behind active connection test """
- base = 10000 + 1000*acl_side
+ """Idle connection behind active connection test"""
+ base = 10000 + 1000 * acl_side
conn1 = Conn(self, self.pg0, self.pg1, af, UDP, base + 1, 2323)
conn2 = Conn(self, self.pg0, self.pg1, af, UDP, base + 2, 2323)
conn3 = Conn(self, self.pg0, self.pg1, af, UDP, base + 3, 2323)
self.assert_equal(p2, None, "packet on long-idle conn")
def run_clear_conn_test(self, af, acl_side):
- """ Clear the connections via CLI """
+ """Clear the connections via CLI"""
conn1 = Conn(self, self.pg0, self.pg1, af, UDP, 42001, 4242)
conn1.apply_acls(0, acl_side)
conn1.send_through(0)
def run_tcp_transient_setup_conn_test(self, af, acl_side):
conn1 = Conn(self, self.pg0, self.pg1, af, TCP, 53001, 5151)
conn1.apply_acls(0, acl_side)
- conn1.send_through(0, 'S')
+ conn1.send_through(0, "S")
# the return packets should pass
- conn1.send_through(1, 'SA')
+ conn1.send_through(1, "SA")
# allow the conn to time out
for i in IterateWithSleep(self, 30, "Wait for timeout", 0.1):
pass
def run_tcp_established_conn_test(self, af, acl_side):
conn1 = Conn(self, self.pg0, self.pg1, af, TCP, 53002, 5052)
conn1.apply_acls(0, acl_side)
- conn1.send_through(0, 'S')
+ conn1.send_through(0, "S")
# the return packets should pass
- conn1.send_through(1, 'SA')
+ conn1.send_through(1, "SA")
# complete the threeway handshake
# (NB: sequence numbers not tracked, so not set!)
- conn1.send_through(0, 'A')
+ conn1.send_through(0, "A")
# allow the conn to time out if it's in embryonic timer
for i in IterateWithSleep(self, 30, "Wait for transient timeout", 0.1):
pass
# Try to send the packet from the "forbidden" side - it must pass
- conn1.send_through(1, 'A')
+ conn1.send_through(1, "A")
# ensure conn times out for real
for i in IterateWithSleep(self, 130, "Wait for timeout", 0.1):
pass
def run_tcp_transient_teardown_conn_test(self, af, acl_side):
conn1 = Conn(self, self.pg0, self.pg1, af, TCP, 53002, 5052)
conn1.apply_acls(0, acl_side)
- conn1.send_through(0, 'S')
+ conn1.send_through(0, "S")
# the return packets should pass
- conn1.send_through(1, 'SA')
+ conn1.send_through(1, "SA")
# complete the threeway handshake
# (NB: sequence numbers not tracked, so not set!)
- conn1.send_through(0, 'A')
+ conn1.send_through(0, "A")
# allow the conn to time out if it's in embryonic timer
for i in IterateWithSleep(self, 30, "Wait for transient timeout", 0.1):
pass
# Try to send the packet from the "forbidden" side - it must pass
- conn1.send_through(1, 'A')
+ conn1.send_through(1, "A")
# Send the FIN to bounce the session out of established
- conn1.send_through(1, 'FA')
+ conn1.send_through(1, "FA")
# If conn landed on transient timer it will time out here
for i in IterateWithSleep(self, 30, "Wait for transient timeout", 0.1):
pass
self.assert_equal(p2, None, "packet on supposedly deleted conn")
def test_0000_conn_prepare_test(self):
- """ Prepare the settings """
+ """Prepare the settings"""
self.vapi.ppcli("set acl-plugin session timeout udp idle 1")
def test_0001_basic_conn_test(self):
- """ IPv4: Basic conn timeout test reflect on ingress """
+ """IPv4: Basic conn timeout test reflect on ingress"""
self.run_basic_conn_test(AF_INET, 0)
def test_0002_basic_conn_test(self):
- """ IPv4: Basic conn timeout test reflect on egress """
+ """IPv4: Basic conn timeout test reflect on egress"""
self.run_basic_conn_test(AF_INET, 1)
def test_0005_clear_conn_test(self):
- """ IPv4: reflect egress, clear conn """
+ """IPv4: reflect egress, clear conn"""
self.run_clear_conn_test(AF_INET, 1)
def test_0006_clear_conn_test(self):
- """ IPv4: reflect ingress, clear conn """
+ """IPv4: reflect ingress, clear conn"""
self.run_clear_conn_test(AF_INET, 0)
def test_0011_active_conn_test(self):
- """ IPv4: Idle conn behind active conn, reflect on ingress """
+ """IPv4: Idle conn behind active conn, reflect on ingress"""
self.run_active_conn_test(AF_INET, 0)
def test_0012_active_conn_test(self):
- """ IPv4: Idle conn behind active conn, reflect on egress """
+ """IPv4: Idle conn behind active conn, reflect on egress"""
self.run_active_conn_test(AF_INET, 1)
def test_1001_basic_conn_test(self):
- """ IPv6: Basic conn timeout test reflect on ingress """
+ """IPv6: Basic conn timeout test reflect on ingress"""
self.run_basic_conn_test(AF_INET6, 0)
def test_1002_basic_conn_test(self):
- """ IPv6: Basic conn timeout test reflect on egress """
+ """IPv6: Basic conn timeout test reflect on egress"""
self.run_basic_conn_test(AF_INET6, 1)
def test_1005_clear_conn_test(self):
- """ IPv6: reflect egress, clear conn """
+ """IPv6: reflect egress, clear conn"""
self.run_clear_conn_test(AF_INET6, 1)
def test_1006_clear_conn_test(self):
- """ IPv6: reflect ingress, clear conn """
+ """IPv6: reflect ingress, clear conn"""
self.run_clear_conn_test(AF_INET6, 0)
def test_1011_active_conn_test(self):
- """ IPv6: Idle conn behind active conn, reflect on ingress """
+ """IPv6: Idle conn behind active conn, reflect on ingress"""
self.run_active_conn_test(AF_INET6, 0)
def test_1012_active_conn_test(self):
- """ IPv6: Idle conn behind active conn, reflect on egress """
+ """IPv6: Idle conn behind active conn, reflect on egress"""
self.run_active_conn_test(AF_INET6, 1)
def test_2000_prepare_for_tcp_test(self):
- """ Prepare for TCP session tests """
+ """Prepare for TCP session tests"""
# ensure the session hangs on if it gets treated as UDP
self.vapi.ppcli("set acl-plugin session timeout udp idle 200")
# let the TCP connection time out at 5 seconds
self.vapi.ppcli("set acl-plugin session timeout tcp transient 1")
def test_2001_tcp_transient_conn_test(self):
- """ IPv4: transient TCP session (incomplete 3WHS), ref. on ingress """
+ """IPv4: transient TCP session (incomplete 3WHS), ref. on ingress"""
self.run_tcp_transient_setup_conn_test(AF_INET, 0)
def test_2002_tcp_transient_conn_test(self):
- """ IPv4: transient TCP session (incomplete 3WHS), ref. on egress """
+ """IPv4: transient TCP session (incomplete 3WHS), ref. on egress"""
self.run_tcp_transient_setup_conn_test(AF_INET, 1)
def test_2003_tcp_transient_conn_test(self):
- """ IPv4: established TCP session (complete 3WHS), ref. on ingress """
+ """IPv4: established TCP session (complete 3WHS), ref. on ingress"""
self.run_tcp_established_conn_test(AF_INET, 0)
def test_2004_tcp_transient_conn_test(self):
- """ IPv4: established TCP session (complete 3WHS), ref. on egress """
+ """IPv4: established TCP session (complete 3WHS), ref. on egress"""
self.run_tcp_established_conn_test(AF_INET, 1)
def test_2005_tcp_transient_teardown_conn_test(self):
- """ IPv4: transient TCP session (3WHS,ACK,FINACK), ref. on ingress """
+ """IPv4: transient TCP session (3WHS,ACK,FINACK), ref. on ingress"""
self.run_tcp_transient_teardown_conn_test(AF_INET, 0)
def test_2006_tcp_transient_teardown_conn_test(self):
- """ IPv4: transient TCP session (3WHS,ACK,FINACK), ref. on egress """
+ """IPv4: transient TCP session (3WHS,ACK,FINACK), ref. on egress"""
self.run_tcp_transient_teardown_conn_test(AF_INET, 1)
def test_3001_tcp_transient_conn_test(self):
- """ IPv6: transient TCP session (incomplete 3WHS), ref. on ingress """
+ """IPv6: transient TCP session (incomplete 3WHS), ref. on ingress"""
self.run_tcp_transient_setup_conn_test(AF_INET6, 0)
def test_3002_tcp_transient_conn_test(self):
- """ IPv6: transient TCP session (incomplete 3WHS), ref. on egress """
+ """IPv6: transient TCP session (incomplete 3WHS), ref. on egress"""
self.run_tcp_transient_setup_conn_test(AF_INET6, 1)
def test_3003_tcp_transient_conn_test(self):
- """ IPv6: established TCP session (complete 3WHS), ref. on ingress """
+ """IPv6: established TCP session (complete 3WHS), ref. on ingress"""
self.run_tcp_established_conn_test(AF_INET6, 0)
def test_3004_tcp_transient_conn_test(self):
- """ IPv6: established TCP session (complete 3WHS), ref. on egress """
+ """IPv6: established TCP session (complete 3WHS), ref. on egress"""
self.run_tcp_established_conn_test(AF_INET6, 1)
def test_3005_tcp_transient_teardown_conn_test(self):
- """ IPv6: transient TCP session (3WHS,ACK,FINACK), ref. on ingress """
+ """IPv6: transient TCP session (3WHS,ACK,FINACK), ref. on ingress"""
self.run_tcp_transient_teardown_conn_test(AF_INET6, 0)
def test_3006_tcp_transient_teardown_conn_test(self):
- """ IPv6: transient TCP session (3WHS,ACK,FINACK), ref. on egress """
+ """IPv6: transient TCP session (3WHS,ACK,FINACK), ref. on egress"""
self.run_tcp_transient_teardown_conn_test(AF_INET6, 1)