import socket
import copy
-from scapy.layers.ipsec import ESP
-from scapy.layers.l2 import Ether, Raw, GRE
+from scapy.layers.ipsec import SecurityAssociation, ESP
+from scapy.layers.l2 import Ether, GRE
+from scapy.packet import Raw
from scapy.layers.inet import IP, UDP
from scapy.layers.inet6 import IPv6
from framework import VppTestRunner
from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \
- IpsecTun4, IpsecTun6, IpsecTcpTests, config_tun_params
+ IpsecTun4, IpsecTun6, IpsecTcpTests, mk_scapy_crypt_key
from vpp_ipsec_tun_interface import VppIpsecTunInterface
from vpp_gre_interface import VppGreInterface
from vpp_ipip_tun_interface import VppIpIpTunInterface
from vpp_papi import VppEnum
+def config_tun_params(p, encryption_type, tun_if):
+ ip_class_by_addr_type = {socket.AF_INET: IP, socket.AF_INET6: IPv6}
+ esn_en = bool(p.flags & (VppEnum.vl_api_ipsec_sad_flags_t.
+ IPSEC_API_SAD_FLAG_USE_ESN))
+ crypt_key = mk_scapy_crypt_key(p)
+ p.scapy_tun_sa = SecurityAssociation(
+ encryption_type, spi=p.vpp_tun_spi,
+ crypt_algo=p.crypt_algo,
+ crypt_key=crypt_key,
+ auth_algo=p.auth_algo, auth_key=p.auth_key,
+ tunnel_header=ip_class_by_addr_type[p.addr_type](
+ src=tun_if.remote_ip,
+ dst=tun_if.local_ip),
+ nat_t_header=p.nat_header,
+ esn_en=esn_en)
+ 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,
+ tunnel_header=ip_class_by_addr_type[p.addr_type](
+ dst=tun_if.remote_ip,
+ src=tun_if.local_ip),
+ nat_t_header=p.nat_header,
+ esn_en=esn_en)
+
+
class TemplateIpsec4TunIfEsp(TemplateIpsec):
""" IPsec tunnel interface tests """
p.tun_if.admin_up()
p.tun_if.config_ip4()
p.tun_if.config_ip6()
+ config_tun_params(p, self.encryption_type, p.tun_if)
r = VppIpRoute(self, p.remote_tun_if_host, 32,
[VppRoutePath(p.tun_if.remote_ip4,
""" IPsec UDP tunnel interface tests """
tun4_encrypt_node_name = "esp4-encrypt-tun"
- tun4_decrypt_node_name = "esp4-decrypt"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
encryption_type = ESP
@classmethod
p.tun_if.admin_up()
p.tun_if.config_ip4()
p.tun_if.config_ip6()
+ config_tun_params(p, self.encryption_type, p.tun_if)
r = VppIpRoute(self, p.remote_tun_if_host, 32,
[VppRoutePath(p.tun_if.remote_ip4,
class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests):
""" Ipsec ESP - TUN tests """
tun4_encrypt_node_name = "esp4-encrypt-tun"
- tun4_decrypt_node_name = "esp4-decrypt"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
def test_tun_basic64(self):
""" ipsec 6o4 tunnel basic test """
- self.tun4_encrypt_node_name = "esp6-encrypt-tun"
+ self.tun4_encrypt_node_name = "esp4-encrypt-tun"
self.verify_tun_64(self.params[socket.AF_INET], count=1)
def test_tun_burst64(self):
""" ipsec 6o4 tunnel basic test """
- self.tun4_encrypt_node_name = "esp6-encrypt-tun"
+ self.tun4_encrypt_node_name = "esp4-encrypt-tun"
self.verify_tun_64(self.params[socket.AF_INET], count=257)
class TestIpsec4TunIfEspUdp(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests):
""" Ipsec ESP UDP tests """
- tun4_input_node = "ipsec4-if-input"
+ tun4_input_node = "ipsec4-tun-input"
def test_keepalive(self):
""" IPSEC NAT Keepalive """
self.tun_if = self.pg0
p = self.ipv6_params
- tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi,
- p.scapy_tun_spi, p.crypt_algo_vpp_id,
- p.crypt_key, p.crypt_key,
- p.auth_algo_vpp_id, p.auth_key,
- p.auth_key, is_ip6=True)
- tun_if.add_vpp_config()
- tun_if.admin_up()
- tun_if.config_ip6()
- tun_if.config_ip4()
+ p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi,
+ p.scapy_tun_spi, p.crypt_algo_vpp_id,
+ p.crypt_key, p.crypt_key,
+ p.auth_algo_vpp_id, p.auth_key,
+ p.auth_key, is_ip6=True)
+ p.tun_if.add_vpp_config()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip6()
+ p.tun_if.config_ip4()
+ config_tun_params(p, self.encryption_type, p.tun_if)
r = VppIpRoute(self, p.remote_tun_if_host, 128,
- [VppRoutePath(tun_if.remote_ip6,
+ [VppRoutePath(p.tun_if.remote_ip6,
0xffffffff,
proto=DpoProto.DPO_PROTO_IP6)])
r.add_vpp_config()
r = VppIpRoute(self, p.remote_tun_if_host4, 32,
- [VppRoutePath(tun_if.remote_ip4,
+ [VppRoutePath(p.tun_if.remote_ip4,
0xffffffff)])
r.add_vpp_config()
class TestIpsec6TunIfEsp1(TemplateIpsec6TunIfEsp, IpsecTun6Tests):
""" Ipsec ESP - TUN tests """
tun6_encrypt_node_name = "esp6-encrypt-tun"
- tun6_decrypt_node_name = "esp6-decrypt"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
def test_tun_basic46(self):
""" ipsec 4o6 tunnel basic test """
- self.tun6_encrypt_node_name = "esp4-encrypt-tun"
+ self.tun6_encrypt_node_name = "esp6-encrypt-tun"
self.verify_tun_46(self.params[socket.AF_INET6], count=1)
def test_tun_burst46(self):
""" ipsec 4o6 tunnel burst test """
- self.tun6_encrypt_node_name = "esp4-encrypt-tun"
+ self.tun6_encrypt_node_name = "esp6-encrypt-tun"
self.verify_tun_46(self.params[socket.AF_INET6], count=257)
encryption_type = ESP
tun4_encrypt_node_name = "esp4-encrypt-tun"
- tun4_decrypt_node_name = "esp4-decrypt"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
def setUp(self):
super(TestIpsec4MultiTunIfEsp, self).setUp()
self.tun_if = self.pg0
self.multi_params = []
+ self.pg0.generate_remote_hosts(10)
+ self.pg0.configure_ipv4_neighbors()
for ii in range(10):
p = copy.copy(self.ipv4_params)
p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
p.vpp_tra_spi = p.vpp_tra_spi + ii
- config_tun_params(p, self.encryption_type, self.tun_if)
- self.multi_params.append(p)
-
p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi,
p.scapy_tun_spi,
p.crypt_algo_vpp_id,
p.crypt_key, p.crypt_key,
p.auth_algo_vpp_id, p.auth_key,
- p.auth_key)
+ p.auth_key,
+ dst=self.pg0.remote_hosts[ii].ip4)
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
p.tun_if.config_ip4()
+ config_tun_params(p, self.encryption_type, p.tun_if)
+ self.multi_params.append(p)
VppIpRoute(self, p.remote_tun_if_host, 32,
[VppRoutePath(p.tun_if.remote_ip4,
encryption_type = ESP
tun4_encrypt_node_name = "esp4-encrypt-tun"
- tun4_decrypt_node_name = "esp4-decrypt"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
def config_network(self, p):
- config_tun_params(p, self.encryption_type, self.tun_if)
p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi,
p.scapy_tun_spi,
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
p.tun_if.config_ip4()
+ config_tun_params(p, self.encryption_type, p.tun_if)
self.logger.info(self.vapi.cli("sh ipsec sa 0"))
self.logger.info(self.vapi.cli("sh ipsec sa 1"))
p.tun_if.local_spi = p.vpp_tun_spi
p.tun_if.remote_spi = p.scapy_tun_spi
- config_tun_params(p, self.encryption_type, self.tun_if)
+ config_tun_params(p, self.encryption_type, p.tun_if)
p.tun_sa_in = VppIpsecSA(self,
p.scapy_tun_sa_id,
p.crypt_algo_vpp_id,
p.crypt_key,
self.vpp_esp_protocol,
- self.tun_if.local_addr[p.addr_type],
- self.tun_if.remote_addr[p.addr_type],
flags=p.flags,
salt=p.salt)
p.tun_sa_out = VppIpsecSA(self,
p.crypt_algo_vpp_id,
p.crypt_key,
self.vpp_esp_protocol,
- self.tun_if.remote_addr[p.addr_type],
- self.tun_if.local_addr[p.addr_type],
flags=p.flags,
salt=p.salt)
p.tun_sa_in.add_vpp_config()
encryption_type = ESP
tun6_encrypt_node_name = "esp6-encrypt-tun"
- tun6_decrypt_node_name = "esp6-decrypt"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
def setUp(self):
super(TestIpsec6MultiTunIfEsp, self).setUp()
self.tun_if = self.pg0
self.multi_params = []
+ self.pg0.generate_remote_hosts(10)
+ self.pg0.configure_ipv6_neighbors()
for ii in range(10):
p = copy.copy(self.ipv6_params)
p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
p.vpp_tra_spi = p.vpp_tra_spi + ii
- config_tun_params(p, self.encryption_type, self.tun_if)
- self.multi_params.append(p)
-
p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi,
p.scapy_tun_spi,
p.crypt_algo_vpp_id,
p.crypt_key, p.crypt_key,
p.auth_algo_vpp_id, p.auth_key,
- p.auth_key, is_ip6=True)
+ p.auth_key, is_ip6=True,
+ dst=self.pg0.remote_hosts[ii].ip6)
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
p.tun_if.config_ip6()
+ config_tun_params(p, self.encryption_type, p.tun_if)
+ self.multi_params.append(p)
r = VppIpRoute(self, p.remote_tun_if_host, 128,
[VppRoutePath(p.tun_if.remote_ip6,
self.pg0.local_ip4)
p.tun_sa_in.add_vpp_config()
- self.tun = VppGreInterface(self,
+ 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))
- self.tun.add_vpp_config()
+ p.tun_if.add_vpp_config()
p.tun_protect = VppIpsecTunProtect(self,
- self.tun,
+ p.tun_if,
p.tun_sa_out,
[p.tun_sa_in])
p.tun_protect.add_vpp_config()
- self.tun.admin_up()
- self.tun.config_ip4()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip4()
+ config_tun_params(p, self.encryption_type, p.tun_if)
- VppBridgeDomainPort(self, bd1, self.tun).add_vpp_config()
+ VppBridgeDomainPort(self, bd1, p.tun_if).add_vpp_config()
VppBridgeDomainPort(self, bd1, self.pg1).add_vpp_config()
self.vapi.cli("clear ipsec sa")
def tearDown(self):
- self.tun.unconfig_ip4()
+ p = self.ipv4_params
+ p.tun_if.unconfig_ip4()
super(TestIpsecGreTebIfEsp, self).tearDown()
self.pg0.local_ip4)
p.tun_sa_in.add_vpp_config()
- self.tun = VppGreInterface(self,
+ p.tun_if = VppGreInterface(self,
self.pg0.local_ip4,
self.pg0.remote_ip4)
- self.tun.add_vpp_config()
+ p.tun_if.add_vpp_config()
p.tun_protect = VppIpsecTunProtect(self,
- self.tun,
+ p.tun_if,
p.tun_sa_out,
[p.tun_sa_in])
p.tun_protect.add_vpp_config()
- self.tun.admin_up()
- self.tun.config_ip4()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip4()
+ config_tun_params(p, self.encryption_type, p.tun_if)
VppIpRoute(self, "1.1.1.2", 32,
- [VppRoutePath(self.tun.remote_ip4,
+ [VppRoutePath(p.tun_if.remote_ip4,
0xffffffff)]).add_vpp_config()
def tearDown(self):
- self.tun.unconfig_ip4()
+ p = self.ipv4_params
+ p.tun_if.unconfig_ip4()
super(TestIpsecGreIfEsp, self).tearDown()
+class TestIpsecGreIfEspTra(TemplateIpsec,
+ IpsecTun4Tests):
+ """ Ipsec GRE ESP - TRA tests """
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
+ encryption_type = ESP
+
+ def gen_encrypt_pkts(self, 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() /
+ IP(src=self.pg1.local_ip4,
+ dst=self.pg1.remote_ip4) /
+ 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(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ 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.pg1.remote_mac)
+ self.assert_equal(rx[IP].dst, self.pg1.remote_ip4)
+
+ def verify_encrypted(self, p, sa, rxs):
+ for rx in rxs:
+ try:
+ pkt = sa.decrypt(rx[IP])
+ if not pkt.haslayer(IP):
+ pkt = IP(pkt[Raw].load)
+ self.assert_packet_checksums_valid(pkt)
+ self.assertTrue(pkt.haslayer(GRE))
+ e = pkt[GRE]
+ 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(TestIpsecGreIfEspTra, self).setUp()
+
+ self.tun_if = self.pg0
+
+ p = self.ipv4_params
+
+ 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)
+ 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)
+ p.tun_sa_in.add_vpp_config()
+
+ p.tun_if = VppGreInterface(self,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
+ 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_tun_params(p, self.encryption_type, p.tun_if)
+
+ VppIpRoute(self, "1.1.1.2", 32,
+ [VppRoutePath(p.tun_if.remote_ip4,
+ 0xffffffff)]).add_vpp_config()
+
+ def tearDown(self):
+ p = self.ipv4_params
+ p.tun_if.unconfig_ip4()
+ super(TestIpsecGreIfEspTra, self).tearDown()
+
+
class TemplateIpsec4TunProtect(object):
""" IPsec IPv4 Tunnel protect """
tun4_input_node = "ipsec4-tun-input"
def config_sa_tra(self, p):
- config_tun_params(p, self.encryption_type, self.tun_if)
+ config_tun_params(p, self.encryption_type, p.tun_if)
p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi,
p.auth_algo_vpp_id, p.auth_key,
p.tun_sa_in.add_vpp_config()
def config_sa_tun(self, p):
- config_tun_params(p, self.encryption_type, self.tun_if)
+ config_tun_params(p, self.encryption_type, p.tun_if)
p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi,
p.auth_algo_vpp_id, p.auth_key,
""" IPsec IPv6 Tunnel protect """
def config_sa_tra(self, p):
- config_tun_params(p, self.encryption_type, self.tun_if)
+ config_tun_params(p, self.encryption_type, p.tun_if)
p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi,
p.auth_algo_vpp_id, p.auth_key,
p.tun_sa_in.add_vpp_config()
def config_sa_tun(self, p):
- config_tun_params(p, self.encryption_type, self.tun_if)
+ config_tun_params(p, self.encryption_type, p.tun_if)
p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi,
p.auth_algo_vpp_id, p.auth_key,