self.tun_flags = (VppEnum.vl_api_tunnel_encap_decap_flags_t.
TUNNEL_API_ENCAP_DECAP_FLAG_NONE)
self.dscp = 0
+ self.async_mode = False
class IPsecIPv6Params:
self.tun_flags = (VppEnum.vl_api_tunnel_encap_decap_flags_t.
TUNNEL_API_ENCAP_DECAP_FLAG_NONE)
self.dscp = 0
+ self.async_mode = False
def mk_scapy_crypt_key(p):
class IpsecTra4(object):
""" verify methods for Transport v4 """
- def verify_tra_anti_replay(self):
- p = self.params[socket.AF_INET]
- esn_en = p.vpp_tra_sa.esn_en
-
- seq_cycle_node_name = ('/err/%s/sequence number cycled' %
- self.tra4_encrypt_node_name)
+ def get_replay_counts(self, p):
replay_node_name = ('/err/%s/SA replayed packet' %
- self.tra4_decrypt_node_name)
+ self.tra4_decrypt_node_name[0])
+ count = self.statistics.get_err_counter(replay_node_name)
+
+ if p.async_mode:
+ replay_post_node_name = ('/err/%s/SA replayed packet' %
+ self.tra4_decrypt_node_name[p.async_mode])
+ count += self.statistics.get_err_counter(replay_post_node_name)
+
+ return count
+
+ def get_hash_failed_counts(self, p):
if ESP == self.encryption_type and p.crypt_algo == "AES-GCM":
hash_failed_node_name = ('/err/%s/ESP decryption failed' %
- self.tra4_decrypt_node_name)
+ self.tra4_decrypt_node_name[p.async_mode])
else:
hash_failed_node_name = ('/err/%s/Integrity check failed' %
- self.tra4_decrypt_node_name)
- replay_count = self.statistics.get_err_counter(replay_node_name)
- hash_failed_count = self.statistics.get_err_counter(
- hash_failed_node_name)
+ self.tra4_decrypt_node_name[p.async_mode])
+ count = self.statistics.get_err_counter(hash_failed_node_name)
+
+ if p.async_mode:
+ count += self.statistics.get_err_counter(
+ '/err/crypto-dispatch/bad-hmac')
+
+ return count
+
+ def verify_tra_anti_replay(self):
+ p = self.params[socket.AF_INET]
+ esn_en = p.vpp_tra_sa.esn_en
+
+ seq_cycle_node_name = \
+ ('/err/%s/sequence number cycled (packet dropped)' %
+ self.tra4_encrypt_node_name)
+ replay_count = self.get_replay_counts(p)
+ hash_failed_count = self.get_hash_failed_counts(p)
seq_cycle_count = self.statistics.get_err_counter(seq_cycle_node_name)
if ESP == self.encryption_type:
undersize_node_name = ('/err/%s/undersized packet' %
- self.tra4_decrypt_node_name)
+ self.tra4_decrypt_node_name[0])
undersize_count = self.statistics.get_err_counter(
undersize_node_name)
# replayed packets are dropped
self.send_and_assert_no_replies(self.tra_if, pkts)
replay_count += len(pkts)
- self.assert_error_counter_equal(replay_node_name, replay_count)
+ self.assertEqual(self.get_replay_counts(p), replay_count)
#
# now send a batch of packets all with the same sequence number
# the first packet in the batch is legitimate, the rest bogus
#
+ self.vapi.cli("clear error")
+ self.vapi.cli("clear node counters")
pkts = (Ether(src=self.tra_if.remote_mac,
dst=self.tra_if.local_mac) /
p.scapy_tra_sa.encrypt(IP(src=self.tra_if.remote_ip4,
recv_pkts = self.send_and_expect(self.tra_if, pkts * 8,
self.tra_if, n_rx=1)
replay_count += 7
- self.assert_error_counter_equal(replay_node_name, replay_count)
+ self.assertEqual(self.get_replay_counts(p), replay_count)
#
# now move the window over to 257 (more than one byte) and into Case A
#
+ self.vapi.cli("clear error")
pkt = (Ether(src=self.tra_if.remote_mac,
dst=self.tra_if.local_mac) /
p.scapy_tra_sa.encrypt(IP(src=self.tra_if.remote_ip4,
# replayed packets are dropped
self.send_and_assert_no_replies(self.tra_if, pkt * 3)
replay_count += 3
- self.assert_error_counter_equal(replay_node_name, replay_count)
+ self.assertEqual(self.get_replay_counts(p), replay_count)
# the window size is 64 packets
# in window are still accepted
self.send_and_assert_no_replies(self.tra_if, pkt * 17)
hash_failed_count += 17
- self.assert_error_counter_equal(hash_failed_node_name,
- hash_failed_count)
+ self.assertEqual(self.get_hash_failed_counts(p), hash_failed_count)
# a malformed 'runt' packet
# created by a mis-constructed SA
# an out of window error with ESN looks like a high sequence
# wrap. but since it isn't then the verify will fail.
hash_failed_count += 17
- self.assert_error_counter_equal(hash_failed_node_name,
- hash_failed_count)
+ self.assertEqual(self.get_hash_failed_counts(p), hash_failed_count)
else:
replay_count += 17
- self.assert_error_counter_equal(replay_node_name,
- replay_count)
+ self.assertEqual(self.get_replay_counts(p), replay_count)
# valid packet moves the window over to 258
pkt = (Ether(src=self.tra_if.remote_mac,
self.send_and_assert_no_replies(self.tra_if, [pkt], self.tra_if)
hash_failed_count += 1
- self.assert_error_counter_equal(hash_failed_node_name,
- hash_failed_count)
+ self.assertEqual(self.get_hash_failed_counts(p), hash_failed_count)
#
# but if we move the wondow forward to case B, then we can wrap
(count, pkts))
self.assert_packet_counter_equal(self.tra4_encrypt_node_name, count)
- self.assert_packet_counter_equal(self.tra4_decrypt_node_name, count)
+ self.assert_packet_counter_equal(self.tra4_decrypt_node_name[0], count)
class IpsecTra4Tests(IpsecTra4):
"incorrect SA out counts: expected %d != %d" %
(count, pkts))
self.assert_packet_counter_equal(self.tra6_encrypt_node_name, count)
- self.assert_packet_counter_equal(self.tra6_decrypt_node_name, count)
+ self.assert_packet_counter_equal(self.tra6_decrypt_node_name[0], count)
def gen_encrypt_pkts_ext_hdrs6(self, sa, sw_intf, src, dst, count=1,
payload_size=54):
(count, pkts))
self.assert_packet_counter_equal(self.tun4_encrypt_node_name, n_frags)
- self.assert_packet_counter_equal(self.tun4_decrypt_node_name, count)
+ self.assert_packet_counter_equal(self.tun4_decrypt_node_name[0], count)
def verify_decrypted(self, p, rxs):
for rx in rxs:
"incorrect SA out counts: expected %d != %d" %
(count, pkts))
self.assert_packet_counter_equal(self.tun6_encrypt_node_name, count)
- self.assert_packet_counter_equal(self.tun6_decrypt_node_name, count)
+ self.assert_packet_counter_equal(self.tun6_decrypt_node_name[0], count)
def verify_decrypted6(self, p, rxs):
for rx in rxs:
class IpsecTun6HandoffTests(IpsecTun6):
""" UT test methods for Tunnel v6 with multiple workers """
- worker_config = "workers 2"
+ vpp_worker_count = 2
def test_tun_handoff_66(self):
""" ipsec 6o6 tunnel worker hand-off test """
+ self.vapi.cli("clear errors")
+ self.vapi.cli("clear ipsec sa")
+
N_PKTS = 15
p = self.params[socket.AF_INET6]
class IpsecTun4HandoffTests(IpsecTun4):
""" UT test methods for Tunnel v4 with multiple workers """
- worker_config = "workers 2"
+ vpp_worker_count = 2
def test_tun_handooff_44(self):
""" ipsec 4o4 tunnel worker hand-off test """
+ self.vapi.cli("clear errors")
+ self.vapi.cli("clear ipsec sa")
+
N_PKTS = 15
p = self.params[socket.AF_INET]