crypt_algo=p.crypt_algo,
crypt_key=crypt_key,
auth_algo=p.auth_algo, auth_key=p.auth_key,
- esn_en=esn_en)
+ esn_en=esn_en,
+ nat_t_header=p.nat_header)
p.vpp_tun_sa = SecurityAssociation(
encryption_type, spi=p.scapy_tun_spi,
crypt_algo=p.crypt_algo,
crypt_key=crypt_key,
auth_algo=p.auth_algo, auth_key=p.auth_key,
- esn_en=esn_en)
+ esn_en=esn_en,
+ nat_t_header=p.nat_header)
class TemplateIpsec4TunIfEsp(TemplateIpsec):
super(TestIpsecGreTebIfEspTra, self).tearDown()
+class TestIpsecGreTebUdpIfEspTra(TemplateIpsec,
+ IpsecTun4Tests):
+ """ Ipsec GRE TEB UDP ESP - Tra tests """
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
+ encryption_type = ESP
+ omac = "00:11:22:33:44:55"
+
+ def gen_encrypt_pkts(self, p, sa, sw_intf, src, dst, count=1,
+ payload_size=100):
+ return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ sa.encrypt(IP(src=self.pg0.remote_ip4,
+ dst=self.pg0.local_ip4) /
+ GRE() /
+ Ether(dst=self.omac) /
+ IP(src="1.1.1.1", dst="1.1.1.2") /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size))
+ for i in range(count)]
+
+ def gen_pkts(self, sw_intf, src, dst, count=1,
+ payload_size=100):
+ return [Ether(dst=self.omac) /
+ IP(src="1.1.1.1", dst="1.1.1.2") /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size)
+ for i in range(count)]
+
+ def verify_decrypted(self, p, rxs):
+ for rx in rxs:
+ self.assert_equal(rx[Ether].dst, self.omac)
+ self.assert_equal(rx[IP].dst, "1.1.1.2")
+
+ def verify_encrypted(self, p, sa, rxs):
+ for rx in rxs:
+ self.assertTrue(rx.haslayer(UDP))
+ self.assertEqual(rx[UDP].dport, 4545)
+ self.assertEqual(rx[UDP].sport, 5454)
+ try:
+ pkt = sa.decrypt(rx[IP])
+ if not pkt.haslayer(IP):
+ pkt = IP(pkt[Raw].load)
+ self.assert_packet_checksums_valid(pkt)
+ self.assert_equal(pkt[IP].dst, self.pg0.remote_ip4)
+ self.assert_equal(pkt[IP].src, self.pg0.local_ip4)
+ self.assertTrue(pkt.haslayer(GRE))
+ e = pkt[Ether]
+ self.assertEqual(e[Ether].dst, self.omac)
+ self.assertEqual(e[IP].dst, "1.1.1.2")
+ except (IndexError, AssertionError):
+ self.logger.debug(ppp("Unexpected packet:", rx))
+ try:
+ self.logger.debug(ppp("Decrypted packet:", pkt))
+ except:
+ pass
+ raise
+
+ def setUp(self):
+ super(TestIpsecGreTebUdpIfEspTra, self).setUp()
+
+ self.tun_if = self.pg0
+
+ p = self.ipv4_params
+ p = self.ipv4_params
+ p.flags = (VppEnum.vl_api_ipsec_sad_flags_t.
+ IPSEC_API_SAD_FLAG_UDP_ENCAP)
+ p.nat_header = UDP(sport=5454, dport=4545)
+
+ bd1 = VppBridgeDomain(self, 1)
+ bd1.add_vpp_config()
+
+ p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi,
+ p.auth_algo_vpp_id, p.auth_key,
+ p.crypt_algo_vpp_id, p.crypt_key,
+ self.vpp_esp_protocol,
+ flags=p.flags,
+ udp_src=5454,
+ udp_dst=4545)
+ p.tun_sa_out.add_vpp_config()
+
+ p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi,
+ p.auth_algo_vpp_id, p.auth_key,
+ p.crypt_algo_vpp_id, p.crypt_key,
+ self.vpp_esp_protocol,
+ flags=(p.flags |
+ VppEnum.vl_api_ipsec_sad_flags_t.
+ IPSEC_API_SAD_FLAG_IS_INBOUND),
+ udp_src=5454,
+ udp_dst=4545)
+ p.tun_sa_in.add_vpp_config()
+
+ p.tun_if = VppGreInterface(self,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4,
+ type=(VppEnum.vl_api_gre_tunnel_type_t.
+ GRE_API_TUNNEL_TYPE_TEB))
+ p.tun_if.add_vpp_config()
+
+ p.tun_protect = VppIpsecTunProtect(self,
+ p.tun_if,
+ p.tun_sa_out,
+ [p.tun_sa_in])
+
+ p.tun_protect.add_vpp_config()
+
+ p.tun_if.admin_up()
+ p.tun_if.config_ip4()
+ config_tra_params(p, self.encryption_type, p.tun_if)
+
+ VppBridgeDomainPort(self, bd1, p.tun_if).add_vpp_config()
+ VppBridgeDomainPort(self, bd1, self.pg1).add_vpp_config()
+
+ self.vapi.cli("clear ipsec sa")
+ self.logger.info(self.vapi.cli("sh ipsec sa 0"))
+
+ def tearDown(self):
+ p = self.ipv4_params
+ p.tun_if.unconfig_ip4()
+ super(TestIpsecGreTebUdpIfEspTra, self).tearDown()
+
+
class TestIpsecGreIfEsp(TemplateIpsec,
IpsecTun4Tests):
""" Ipsec GRE ESP - TUN tests """
p = self.ipv4_params
p.flags = (VppEnum.vl_api_ipsec_sad_flags_t.
IPSEC_API_SAD_FLAG_UDP_ENCAP)
- p.nat_header = UDP(sport=5454, dport=4500)
+ p.nat_header = UDP(sport=4500, dport=4500)
self.config_network(p)
self.config_sa_tra(p)
self.config_protect(p)
self.unconfig_network(p)
super(TestIpsec4TunProtectUdp, self).tearDown()
+ def verify_encrypted(self, p, sa, rxs):
+ # ensure encrypted packets are recieved with the default UDP ports
+ for rx in rxs:
+ self.assertEqual(rx[UDP].sport, 4500)
+ self.assertEqual(rx[UDP].dport, 4500)
+ super(TestIpsec4TunProtectUdp, self).verify_encrypted(p, sa, rxs)
+
def test_tun_44(self):
"""IPSEC UDP tunnel protect"""
Code Review / vpp.git / blobdiff