crypt_key = mk_scapy_crypt_key(p)
p.scapy_tun_sa = SecurityAssociation(
encryption_type,
- spi=p.vpp_tun_spi,
+ spi=p.scapy_tun_spi,
crypt_algo=p.crypt_algo,
crypt_key=crypt_key,
auth_algo=p.auth_algo,
)
p.vpp_tun_sa = SecurityAssociation(
encryption_type,
- spi=p.scapy_tun_spi,
+ spi=p.vpp_tun_spi,
crypt_algo=p.crypt_algo,
crypt_key=crypt_key,
auth_algo=p.auth_algo,
crypt_key = mk_scapy_crypt_key(p)
p.scapy_tra_sa = SecurityAssociation(
encryption_type,
- spi=p.vpp_tra_spi,
+ spi=p.scapy_tra_spi,
crypt_algo=p.crypt_algo,
crypt_key=crypt_key,
auth_algo=p.auth_algo,
)
p.vpp_tra_sa = SecurityAssociation(
encryption_type,
- spi=p.scapy_tra_spi,
+ spi=p.vpp_tra_spi,
crypt_algo=p.crypt_algo,
crypt_key=crypt_key,
auth_algo=p.auth_algo,
]
recv_pkts = self.send_and_expect(self.tra_if, pkts, self.tra_if)
+ # a replayed packet, then an out of window, then a legit
+ # tests that a early failure on the batch doesn't affect subsequent packets.
+ 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, dst=self.tra_if.local_ip4) / ICMP(),
+ seq_num=203,
+ )
+ ),
+ (
+ 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, dst=self.tra_if.local_ip4) / ICMP(),
+ seq_num=81,
+ )
+ ),
+ (
+ 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, dst=self.tra_if.local_ip4) / ICMP(),
+ seq_num=204,
+ )
+ ),
+ ]
+ n_rx = 1 if ar_on else 3
+ recv_pkts = self.send_and_expect(self.tra_if, pkts, self.tra_if, n_rx=n_rx)
+
# move the window over half way to a wrap
pkts = [
(
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)
+ hash_err = "integ_error"
if ESP == self.encryption_type:
undersize_node_name = "/err/%s/runt" % self.tra4_decrypt_node_name[0]
undersize_count = self.statistics.get_err_counter(undersize_node_name)
+ # For AES-GCM an error in the hash is reported as a decryption failure
+ if p.crypt_algo == "AES-GCM":
+ hash_err = "decryption_failed"
+ # In async mode, we don't report errors in the hash.
+ if p.async_mode:
+ hash_err = ""
#
# send packets with seq numbers 1->34
self.send_and_assert_no_replies(self.tra_if, pkts, timeout=0.2)
replay_count += len(pkts)
self.assertEqual(self.get_replay_counts(p), replay_count)
+ err = p.tra_sa_in.get_err("replay")
+ self.assertEqual(err, replay_count)
#
# now send a batch of packets all with the same sequence number
recv_pkts = self.send_and_expect(self.tra_if, pkts * 8, self.tra_if, n_rx=1)
replay_count += 7
self.assertEqual(self.get_replay_counts(p), replay_count)
+ err = p.tra_sa_in.get_err("replay")
+ self.assertEqual(err, replay_count)
#
# now move the window over to 257 (more than one byte) and into Case A
self.send_and_assert_no_replies(self.tra_if, pkt * 3, timeout=0.2)
replay_count += 3
self.assertEqual(self.get_replay_counts(p), replay_count)
+ err = p.tra_sa_in.get_err("replay")
+ self.assertEqual(err, replay_count)
# the window size is 64 packets
# in window are still accepted
# a packet that does not decrypt does not move the window forward
bogus_sa = SecurityAssociation(
self.encryption_type,
- p.vpp_tra_spi,
+ p.scapy_tra_spi,
crypt_algo=p.crypt_algo,
crypt_key=mk_scapy_crypt_key(p)[::-1],
auth_algo=p.auth_algo,
hash_failed_count += 17
self.assertEqual(self.get_hash_failed_counts(p), hash_failed_count)
+ if hash_err != "":
+ err = p.tra_sa_in.get_err(hash_err)
+ self.assertEqual(err, hash_failed_count)
# a malformed 'runt' packet
# created by a mis-constructed SA
if ESP == self.encryption_type and p.crypt_algo != "NULL":
- bogus_sa = SecurityAssociation(self.encryption_type, p.vpp_tra_spi)
+ bogus_sa = SecurityAssociation(self.encryption_type, p.scapy_tra_spi)
pkt = Ether(
src=self.tra_if.remote_mac, dst=self.tra_if.local_mac
) / bogus_sa.encrypt(
undersize_count += 17
self.assert_error_counter_equal(undersize_node_name, undersize_count)
+ err = p.tra_sa_in.get_err("runt")
+ self.assertEqual(err, undersize_count)
# which we can determine since this packet is still in the window
pkt = Ether(
# wrap. but since it isn't then the verify will fail.
hash_failed_count += 17
self.assertEqual(self.get_hash_failed_counts(p), hash_failed_count)
+ if hash_err != "":
+ err = p.tra_sa_in.get_err(hash_err)
+ self.assertEqual(err, hash_failed_count)
else:
replay_count += 17
self.assertEqual(self.get_replay_counts(p), replay_count)
+ err = p.tra_sa_in.get_err("replay")
+ self.assertEqual(err, replay_count)
# valid packet moves the window over to 258
pkt = Ether(
# causes the TX seq number to wrap; unless we're using extened sequence
# numbers.
#
- self.vapi.cli("test ipsec sa %d seq 0xffffffff" % p.scapy_tra_sa_id)
+ self.vapi.cli("test ipsec sa %d seq 0xffffffff" % p.vpp_tra_sa_id)
self.logger.info(self.vapi.ppcli("show ipsec sa 0"))
self.logger.info(self.vapi.ppcli("show ipsec sa 1"))
hash_failed_count += 1
self.assertEqual(self.get_hash_failed_counts(p), hash_failed_count)
+ if hash_err != "":
+ err = p.tra_sa_in.get_err(hash_err)
+ self.assertEqual(err, hash_failed_count)
#
# but if we move the window forward to case B, then we can wrap
self.send_and_assert_no_replies(self.tra_if, pkts, timeout=0.2)
seq_cycle_count += len(pkts)
self.assert_error_counter_equal(seq_cycle_node_name, seq_cycle_count)
+ err = p.tra_sa_out.get_err("seq_cycled")
+ self.assertEqual(err, seq_cycle_count)
# move the security-associations seq number on to the last we used
self.vapi.cli("test ipsec sa %d seq 0x15f" % p.scapy_tra_sa_id)
]
self.send_and_expect(self.tra_if, pkts, self.tra_if)
- self.assertEqual(p.tra_sa_out.get_lost(), 0)
+ self.assertEqual(p.tra_sa_in.get_err("lost"), 0)
# skip a sequence number
pkts = [
]
self.send_and_expect(self.tra_if, pkts, self.tra_if)
- self.assertEqual(p.tra_sa_out.get_lost(), 0)
+ self.assertEqual(p.tra_sa_in.get_err("lost"), 0)
# the lost packet are counted untill we get up past the first
# sizeof(replay_window) packets
]
self.send_and_expect(self.tra_if, pkts, self.tra_if)
- self.assertEqual(p.tra_sa_out.get_lost(), 1)
+ self.assertEqual(p.tra_sa_in.get_err("lost"), 1)
# lost of holes in the sequence
pkts = [
]
self.send_and_expect(self.tra_if, pkts, self.tra_if)
- self.assertEqual(p.tra_sa_out.get_lost(), 51)
+ self.assertEqual(p.tra_sa_in.get_err("lost"), 51)
# a big hole in the seq number space
pkts = [
]
self.send_and_expect(self.tra_if, pkts, self.tra_if)
- self.assertEqual(p.tra_sa_out.get_lost(), 151)
+ self.assertEqual(p.tra_sa_in.get_err("lost"), 151)
def verify_tra_basic4(self, count=1, payload_size=54):
"""ipsec v4 transport basic test"""
self.assertEqual(
pkts, count, "incorrect SA out counts: expected %d != %d" % (count, pkts)
)
- self.assertEqual(p.tra_sa_out.get_lost(), 0)
- self.assertEqual(p.tra_sa_in.get_lost(), 0)
+ self.assertEqual(p.tra_sa_out.get_err("lost"), 0)
+ self.assertEqual(p.tra_sa_in.get_err("lost"), 0)
self.assert_packet_counter_equal(self.tra4_encrypt_node_name, count)
self.assert_packet_counter_equal(self.tra4_decrypt_node_name[0], count)
decrypt_pkts = []
for rx in rxs:
if p.nat_header:
- self.assertEqual(rx[UDP].dport, 4500)
+ self.assertEqual(rx[UDP].dport, p.nat_header.dport)
self.assert_packet_checksums_valid(rx)
self.assertEqual(len(rx) - len(Ether()), rx[IP].len)
try:
Code Review / vpp.git / blobdiff