import copy
from scapy.layers.ipsec import SecurityAssociation, ESP
-from scapy.layers.l2 import Ether, GRE
+from scapy.layers.l2 import Ether, GRE, Dot1Q
from scapy.packet import Raw
from scapy.layers.inet import IP, UDP
from scapy.layers.inet6 import IPv6
+from scapy.contrib.mpls import MPLS
from framework import VppTestRunner
from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \
IpsecTun4, IpsecTun6, IpsecTcpTests, mk_scapy_crypt_key, \
IpsecTun6HandoffTests, IpsecTun4HandoffTests, config_tun_params
-from vpp_ipsec_tun_interface import VppIpsecTunInterface
from vpp_gre_interface import VppGreInterface
from vpp_ipip_tun_interface import VppIpIpTunInterface
-from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto
-from vpp_ipsec import VppIpsecSA, VppIpsecTunProtect
+from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto, VppMplsLabel, \
+ VppMplsTable, VppMplsRoute, FibPathProto
+from vpp_ipsec import VppIpsecSA, VppIpsecTunProtect, VppIpsecInterface
from vpp_l2 import VppBridgeDomain, VppBridgeDomainPort
+from vpp_sub_interface import L2_VTR_OP, VppDot1QSubint
+from vpp_teib import VppTeib
from util import ppp
from vpp_papi import VppEnum
+from vpp_papi_provider import CliFailedCommandError
+from vpp_acl import AclRule, VppAcl, VppAclInterface
-def config_tun_params(p, encryption_type, tun_if):
+def config_tun_params(p, encryption_type, tun_if, src=None, dst=None):
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.tun_dst = tun_if.remote_ip
- p.tun_src = tun_if.local_ip
+ if tun_if:
+ p.tun_dst = tun_if.remote_ip
+ p.tun_src = tun_if.local_ip
+ else:
+ p.tun_dst = dst
+ p.tun_src = src
+
p.scapy_tun_sa = SecurityAssociation(
encryption_type, spi=p.vpp_tun_spi,
crypt_algo=p.crypt_algo,
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 TemplateIpsec4TunProtect(object):
+ """ IPsec IPv4 Tunnel protect """
+
+ encryption_type = ESP
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
+ tun4_input_node = "ipsec4-tun-input"
+
+ def config_sa_tra(self, p):
+ 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.crypt_algo_vpp_id, p.crypt_key,
+ self.vpp_esp_protocol,
+ flags=p.flags)
+ 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)
+ p.tun_sa_in.add_vpp_config()
+
+ def config_sa_tun(self, p):
+ 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.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)
+ 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,
+ self.tun_if.remote_addr[p.addr_type],
+ self.tun_if.local_addr[p.addr_type],
+ flags=p.flags)
+ p.tun_sa_in.add_vpp_config()
+
+ def config_protect(self, p):
+ p.tun_protect = VppIpsecTunProtect(self,
+ p.tun_if,
+ p.tun_sa_out,
+ [p.tun_sa_in])
+ p.tun_protect.add_vpp_config()
+
+ def config_network(self, p):
+ if hasattr(p, 'tun_dst'):
+ tun_dst = p.tun_dst
+ else:
+ tun_dst = self.pg0.remote_ip4
+ p.tun_if = VppIpIpTunInterface(self, self.pg0,
+ self.pg0.local_ip4,
+ tun_dst)
+ p.tun_if.add_vpp_config()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip4()
+ p.tun_if.config_ip6()
+
+ p.route = VppIpRoute(self, p.remote_tun_if_host, 32,
+ [VppRoutePath(p.tun_if.remote_ip4,
+ 0xffffffff)])
+ p.route.add_vpp_config()
+ r = VppIpRoute(self, p.remote_tun_if_host6, 128,
+ [VppRoutePath(p.tun_if.remote_ip6,
+ 0xffffffff,
+ proto=DpoProto.DPO_PROTO_IP6)])
+ r.add_vpp_config()
+
+ def unconfig_network(self, p):
+ p.route.remove_vpp_config()
+ p.tun_if.remove_vpp_config()
+
+ def unconfig_protect(self, p):
+ p.tun_protect.remove_vpp_config()
+
+ def unconfig_sa(self, p):
+ p.tun_sa_out.remove_vpp_config()
+ p.tun_sa_in.remove_vpp_config()
-class TemplateIpsec4TunIfEsp(TemplateIpsec):
+class TemplateIpsec4TunIfEsp(TemplateIpsec4TunProtect,
+ TemplateIpsec):
""" IPsec tunnel interface tests """
encryption_type = ESP
p = self.ipv4_params
- 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.tun_if.add_vpp_config()
- 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,
- 0xffffffff)])
- r.add_vpp_config()
- r = VppIpRoute(self, p.remote_tun_if_host6, 128,
- [VppRoutePath(p.tun_if.remote_ip6,
- 0xffffffff,
- proto=DpoProto.DPO_PROTO_IP6)])
- r.add_vpp_config()
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
def tearDown(self):
super(TemplateIpsec4TunIfEsp, self).tearDown()
-class TemplateIpsec4TunIfEspUdp(TemplateIpsec):
+class TemplateIpsec4TunIfEspUdp(TemplateIpsec4TunProtect,
+ TemplateIpsec):
""" IPsec UDP tunnel interface tests """
tun4_encrypt_node_name = "esp4-encrypt-tun"
def tearDownClass(cls):
super(TemplateIpsec4TunIfEspUdp, cls).tearDownClass()
+ def verify_encrypted(self, p, sa, rxs):
+ for rx in rxs:
+ try:
+ # ensure the UDP ports are correct before we decrypt
+ # which strips them
+ self.assertTrue(rx.haslayer(UDP))
+ self.assert_equal(rx[UDP].sport, p.nat_header.sport)
+ self.assert_equal(rx[UDP].dport, 4500)
+
+ 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, "1.1.1.1")
+ self.assert_equal(pkt[IP].src, self.pg1.remote_ip4)
+ except (IndexError, AssertionError):
+ self.logger.debug(ppp("Unexpected packet:", rx))
+ try:
+ self.logger.debug(ppp("Decrypted packet:", pkt))
+ except:
+ pass
+ raise
+
+ def config_sa_tra(self, p):
+ 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.crypt_algo_vpp_id, p.crypt_key,
+ self.vpp_esp_protocol,
+ flags=p.flags,
+ udp_src=p.nat_header.sport,
+ udp_dst=p.nat_header.dport)
+ 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,
+ udp_src=p.nat_header.sport,
+ udp_dst=p.nat_header.dport)
+ p.tun_sa_in.add_vpp_config()
+
def setUp(self):
super(TemplateIpsec4TunIfEspUdp, self).setUp()
- self.tun_if = self.pg0
-
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.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, udp_encap=True)
- p.tun_if.add_vpp_config()
- 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)
+ self.tun_if = self.pg0
- r = VppIpRoute(self, p.remote_tun_if_host, 32,
- [VppRoutePath(p.tun_if.remote_ip4,
- 0xffffffff)])
- r.add_vpp_config()
- r = VppIpRoute(self, p.remote_tun_if_host6, 128,
- [VppRoutePath(p.tun_if.remote_ip6,
- 0xffffffff,
- proto=DpoProto.DPO_PROTO_IP6)])
- r.add_vpp_config()
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
def tearDown(self):
super(TemplateIpsec4TunIfEspUdp, self).tearDown()
tun4_input_node = "ipsec4-tun-input"
+ def setUp(self):
+ super(TestIpsec4TunIfEspUdp, self).setUp()
+
def test_keepalive(self):
""" IPSEC NAT Keepalive """
self.verify_keepalive(self.ipv4_params)
+class TestIpsec4TunIfEspUdpGCM(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests):
+ """ Ipsec ESP UDP GCM tests """
+
+ tun4_input_node = "ipsec4-tun-input"
+
+ def setUp(self):
+ super(TestIpsec4TunIfEspUdpGCM, self).setUp()
+ p = self.ipv4_params
+ p.auth_algo_vpp_id = (VppEnum.vl_api_ipsec_integ_alg_t.
+ IPSEC_API_INTEG_ALG_NONE)
+ p.crypt_algo_vpp_id = (VppEnum.vl_api_ipsec_crypto_alg_t.
+ IPSEC_API_CRYPTO_ALG_AES_GCM_256)
+ p.crypt_algo = "AES-GCM"
+ p.auth_algo = "NULL"
+ p.crypt_key = b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"
+ p.salt = 0
+
+
class TestIpsec4TunIfEsp2(TemplateIpsec4TunIfEsp, IpsecTcpTests):
""" Ipsec ESP - TCP tests """
pass
-class TemplateIpsec6TunIfEsp(TemplateIpsec):
- """ IPsec tunnel interface tests """
+class TemplateIpsec6TunProtect(object):
+ """ IPsec IPv6 Tunnel protect """
- encryption_type = ESP
+ def config_sa_tra(self, p):
+ config_tun_params(p, self.encryption_type, p.tun_if)
- def setUp(self):
- super(TemplateIpsec6TunIfEsp, self).setUp()
+ 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()
- self.tun_if = self.pg0
+ 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 = self.ipv6_params
- 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)
+ def config_sa_tun(self, p):
+ 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.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])
+ 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,
+ self.tun_if.remote_addr[p.addr_type],
+ self.tun_if.local_addr[p.addr_type])
+ p.tun_sa_in.add_vpp_config()
+
+ def config_protect(self, p):
+ p.tun_protect = VppIpsecTunProtect(self,
+ p.tun_if,
+ p.tun_sa_out,
+ [p.tun_sa_in])
+ p.tun_protect.add_vpp_config()
+
+ def config_network(self, p):
+ if hasattr(p, 'tun_dst'):
+ tun_dst = p.tun_dst
+ else:
+ tun_dst = self.pg0.remote_ip6
+ p.tun_if = VppIpIpTunInterface(self, self.pg0,
+ self.pg0.local_ip6,
+ tun_dst)
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(p.tun_if.remote_ip6,
- 0xffffffff,
- proto=DpoProto.DPO_PROTO_IP6)])
- r.add_vpp_config()
+ p.route = VppIpRoute(self, p.remote_tun_if_host, 128,
+ [VppRoutePath(p.tun_if.remote_ip6,
+ 0xffffffff,
+ proto=DpoProto.DPO_PROTO_IP6)])
+ p.route.add_vpp_config()
r = VppIpRoute(self, p.remote_tun_if_host4, 32,
[VppRoutePath(p.tun_if.remote_ip4,
0xffffffff)])
r.add_vpp_config()
+ def unconfig_network(self, p):
+ p.route.remove_vpp_config()
+ p.tun_if.remove_vpp_config()
+
+ def unconfig_protect(self, p):
+ p.tun_protect.remove_vpp_config()
+
+ def unconfig_sa(self, p):
+ p.tun_sa_out.remove_vpp_config()
+ p.tun_sa_in.remove_vpp_config()
+
+
+class TemplateIpsec6TunIfEsp(TemplateIpsec6TunProtect,
+ TemplateIpsec):
+ """ IPsec tunnel interface tests """
+
+ encryption_type = ESP
+
+ def setUp(self):
+ super(TemplateIpsec6TunIfEsp, self).setUp()
+
+ self.tun_if = self.pg0
+
+ p = self.ipv6_params
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
+
def tearDown(self):
super(TemplateIpsec6TunIfEsp, self).tearDown()
tun4_decrypt_node_name = "esp4-decrypt-tun"
-class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4):
+class TestIpsec4MultiTunIfEsp(TemplateIpsec4TunProtect,
+ TemplateIpsec,
+ IpsecTun4):
""" IPsec IPv4 Multi Tunnel interface """
encryption_type = ESP
p.vpp_tra_spi = p.vpp_tra_spi + ii
p.tun_dst = self.pg0.remote_hosts[ii].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,
- dst=p.tun_dst)
- 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,
- 0xffffffff)]).add_vpp_config()
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
def tearDown(self):
super(TestIpsec4MultiTunIfEsp, self).tearDown()
""" Round-robin packets acrros multiple interface """
tx = []
for p in self.multi_params:
- tx = tx + self.gen_encrypt_pkts(p.scapy_tun_sa, self.tun_if,
+ tx = tx + self.gen_encrypt_pkts(p, p.scapy_tun_sa, self.tun_if,
src=p.remote_tun_if_host,
dst=self.pg1.remote_ip4)
rxs = self.send_and_expect(self.tun_if, tx, self.pg1)
self.verify_encrypted(p, p.vpp_tun_sa, [rx])
-class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4):
+class TestIpsec4TunIfEspAll(TemplateIpsec4TunProtect,
+ TemplateIpsec,
+ IpsecTun4):
""" IPsec IPv4 Tunnel interface all Algos """
encryption_type = ESP
tun4_encrypt_node_name = "esp4-encrypt-tun"
tun4_decrypt_node_name = "esp4-decrypt-tun"
- def config_network(self, 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,
- salt=p.salt)
- 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.route = VppIpRoute(self, p.remote_tun_if_host, 32,
- [VppRoutePath(p.tun_if.remote_ip4,
- 0xffffffff)])
- p.route.add_vpp_config()
-
- def unconfig_network(self, p):
- p.tun_if.unconfig_ip4()
- p.tun_if.remove_vpp_config()
- p.route.remove_vpp_config()
-
def setUp(self):
super(TestIpsec4TunIfEspAll, self).setUp()
self.tun_if = self.pg0
+ p = self.ipv4_params
+
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
def tearDown(self):
+ p = self.ipv4_params
+ self.unconfig_protect(p)
+ self.unconfig_network(p)
+ self.unconfig_sa(p)
+
super(TestIpsec4TunIfEspAll, self).tearDown()
def rekey(self, p):
#
# change the key and the SPI
#
+ np = copy.copy(p)
p.crypt_key = b'X' + p.crypt_key[1:]
p.scapy_tun_spi += 1
p.scapy_tun_sa_id += 1
config_tun_params(p, self.encryption_type, p.tun_if)
- p.tun_sa_in = 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,
- salt=p.salt)
p.tun_sa_out = VppIpsecSA(self,
- p.vpp_tun_sa_id,
- p.vpp_tun_spi,
+ p.scapy_tun_sa_id,
+ p.scapy_tun_spi,
p.auth_algo_vpp_id,
p.auth_key,
p.crypt_algo_vpp_id,
self.vpp_esp_protocol,
flags=p.flags,
salt=p.salt)
+ 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,
+ salt=p.salt)
p.tun_sa_in.add_vpp_config()
p.tun_sa_out.add_vpp_config()
- self.vapi.ipsec_tunnel_if_set_sa(sw_if_index=p.tun_if.sw_if_index,
- sa_id=p.tun_sa_in.id,
- is_outbound=1)
- self.vapi.ipsec_tunnel_if_set_sa(sw_if_index=p.tun_if.sw_if_index,
- sa_id=p.tun_sa_out.id,
- is_outbound=0)
+ self.config_protect(p)
+ np.tun_sa_out.remove_vpp_config()
+ np.tun_sa_in.remove_vpp_config()
self.logger.info(self.vapi.cli("sh ipsec sa"))
def test_tun_44(self):
{'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t.
IPSEC_API_CRYPTO_ALG_AES_CBC_192),
'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t.
- IPSEC_API_INTEG_ALG_SHA1_96),
+ IPSEC_API_INTEG_ALG_SHA_512_256),
'scapy-crypto': "AES-CBC",
- 'scapy-integ': "HMAC-SHA1-96",
+ 'scapy-integ': "SHA2-512-256",
'salt': 0,
'key': b"JPjyOWBeVEQiMe7hJPjyOWBe"},
{'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t.
IPSEC_API_CRYPTO_ALG_AES_CBC_256),
'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t.
- IPSEC_API_INTEG_ALG_SHA1_96),
+ IPSEC_API_INTEG_ALG_SHA_256_128),
'scapy-crypto': "AES-CBC",
- 'scapy-integ': "HMAC-SHA1-96",
+ 'scapy-integ': "SHA2-256-128",
'salt': 0,
'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"},
{'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t.
for algo in algos:
# with self.subTest(algo=algo['scapy']):
- p = copy.copy(self.ipv4_params)
+ p = self.ipv4_params
p.auth_algo_vpp_id = algo['vpp-integ']
p.crypt_algo_vpp_id = algo['vpp-crypto']
p.crypt_algo = algo['scapy-crypto']
p.crypt_key = algo['key']
p.salt = algo['salt']
- self.config_network(p)
-
- self.verify_tun_44(p, count=127)
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127)
-
#
# rekey the tunnel
#
self.rekey(p)
self.verify_tun_44(p, count=127)
- self.unconfig_network(p)
- p.tun_sa_out.remove_vpp_config()
- p.tun_sa_in.remove_vpp_config()
-
-class TestIpsec4TunIfEspNoAlgo(TemplateIpsec, IpsecTun4):
- """ IPsec IPv4 Tunnel interface all Algos """
+class TestIpsec4TunIfEspNoAlgo(TemplateIpsec4TunProtect,
+ TemplateIpsec,
+ IpsecTun4):
+ """ IPsec IPv4 Tunnel interface no Algos """
encryption_type = ESP
tun4_encrypt_node_name = "esp4-encrypt-tun"
tun4_decrypt_node_name = "esp4-decrypt-tun"
- def config_network(self, p):
+ def setUp(self):
+ super(TestIpsec4TunIfEspNoAlgo, self).setUp()
+ self.tun_if = self.pg0
+ p = self.ipv4_params
p.auth_algo_vpp_id = (VppEnum.vl_api_ipsec_integ_alg_t.
IPSEC_API_INTEG_ALG_NONE)
p.auth_algo = 'NULL'
p.crypt_algo = 'NULL'
p.crypt_key = []
- 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,
- salt=p.salt)
- 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.route = VppIpRoute(self, p.remote_tun_if_host, 32,
- [VppRoutePath(p.tun_if.remote_ip4,
- 0xffffffff)])
- p.route.add_vpp_config()
-
- def unconfig_network(self, p):
- p.tun_if.unconfig_ip4()
- p.tun_if.remove_vpp_config()
- p.route.remove_vpp_config()
-
- def setUp(self):
- super(TestIpsec4TunIfEspNoAlgo, self).setUp()
-
- self.tun_if = self.pg0
-
def tearDown(self):
super(TestIpsec4TunIfEspNoAlgo, self).tearDown()
def test_tun_44(self):
+ """ IPSec SA with NULL algos """
p = self.ipv4_params
self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
tx = self.gen_pkts(self.pg1, src=self.pg1.remote_ip4,
dst=p.remote_tun_if_host)
self.send_and_assert_no_replies(self.pg1, tx)
+ self.unconfig_protect(p)
+ self.unconfig_sa(p)
self.unconfig_network(p)
-class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6):
+class TestIpsec6MultiTunIfEsp(TemplateIpsec6TunProtect,
+ TemplateIpsec,
+ IpsecTun6):
""" IPsec IPv6 Multi Tunnel interface """
encryption_type = ESP
p.scapy_tra_spi = p.scapy_tra_spi + ii
p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
p.vpp_tra_spi = p.vpp_tra_spi + ii
+ p.tun_dst = self.pg0.remote_hosts[ii].ip6
- 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,
- 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,
- 0xffffffff,
- proto=DpoProto.DPO_PROTO_IP6)])
- r.add_vpp_config()
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
def tearDown(self):
super(TestIpsec6MultiTunIfEsp, self).tearDown()
encryption_type = ESP
omac = "00:11:22:33:44:55"
- def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1,
+ 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,
VppBridgeDomainPort(self, bd1, self.pg1).add_vpp_config()
self.vapi.cli("clear ipsec sa")
+ self.vapi.cli("sh adj")
+ self.vapi.cli("sh ipsec tun")
def tearDown(self):
p = self.ipv4_params
super(TestIpsecGreTebIfEsp, self).tearDown()
-class TestIpsecGreTebIfEspTra(TemplateIpsec,
- IpsecTun4Tests):
- """ Ipsec GRE TEB ESP - Tra tests """
+class TestIpsecGreTebVlanIfEsp(TemplateIpsec,
+ IpsecTun4Tests):
+ """ Ipsec GRE TEB ESP - TUN 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, sa, sw_intf, src, dst, count=1,
+ 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,
def gen_pkts(self, sw_intf, src, dst, count=1,
payload_size=100):
return [Ether(dst=self.omac) /
+ Dot1Q(vlan=11) /
IP(src="1.1.1.1", dst="1.1.1.2") /
UDP(sport=1144, dport=2233) /
Raw(b'X' * payload_size)
def verify_decrypted(self, p, rxs):
for rx in rxs:
self.assert_equal(rx[Ether].dst, self.omac)
+ self.assert_equal(rx[Dot1Q].vlan, 11)
self.assert_equal(rx[IP].dst, "1.1.1.2")
def verify_encrypted(self, p, sa, rxs):
self.assertTrue(pkt.haslayer(GRE))
e = pkt[Ether]
self.assertEqual(e[Ether].dst, self.omac)
+ self.assertFalse(e.haslayer(Dot1Q))
self.assertEqual(e[IP].dst, "1.1.1.2")
except (IndexError, AssertionError):
self.logger.debug(ppp("Unexpected packet:", rx))
raise
def setUp(self):
- super(TestIpsecGreTebIfEspTra, self).setUp()
+ super(TestIpsecGreTebVlanIfEsp, self).setUp()
self.tun_if = self.pg0
bd1 = VppBridgeDomain(self, 1)
bd1.add_vpp_config()
+ self.pg1_11 = VppDot1QSubint(self, self.pg1, 11)
+ self.vapi.l2_interface_vlan_tag_rewrite(
+ sw_if_index=self.pg1_11.sw_if_index, vtr_op=L2_VTR_OP.L2_POP_1,
+ push_dot1q=11)
+ self.pg1_11.admin_up()
+
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)
+ self.vpp_esp_protocol,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
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)
+ self.vpp_esp_protocol,
+ self.pg0.remote_ip4,
+ self.pg0.local_ip4)
p.tun_sa_in.add_vpp_config()
p.tun_if = VppGreInterface(self,
p.tun_if.admin_up()
p.tun_if.config_ip4()
- config_tra_params(p, self.encryption_type, p.tun_if)
+ config_tun_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()
+ VppBridgeDomainPort(self, bd1, self.pg1_11).add_vpp_config()
self.vapi.cli("clear ipsec sa")
def tearDown(self):
p = self.ipv4_params
p.tun_if.unconfig_ip4()
- super(TestIpsecGreTebIfEspTra, self).tearDown()
+ super(TestIpsecGreTebVlanIfEsp, self).tearDown()
+ self.pg1_11.admin_down()
+ self.pg1_11.remove_vpp_config()
-class TestIpsecGreIfEsp(TemplateIpsec,
- IpsecTun4Tests):
- """ Ipsec GRE ESP - TUN tests """
+class TestIpsecGreTebIfEspTra(TemplateIpsec,
+ IpsecTun4Tests):
+ """ Ipsec GRE TEB 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, sa, sw_intf, src, dst, count=1,
+ 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() /
- IP(src=self.pg1.local_ip4,
- dst=self.pg1.remote_ip4) /
+ 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(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ 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)
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)
+ 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.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[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))
raise
def setUp(self):
- super(TestIpsecGreIfEsp, self).setUp()
+ super(TestIpsecGreTebIfEspTra, self).setUp()
self.tun_if = self.pg0
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,
- self.pg0.local_ip4,
- self.pg0.remote_ip4)
+ 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,
- self.pg0.remote_ip4,
- self.pg0.local_ip4)
+ self.vpp_esp_protocol)
p.tun_sa_in.add_vpp_config()
p.tun_if = VppGreInterface(self,
self.pg0.local_ip4,
- self.pg0.remote_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_tun_params(p, self.encryption_type, p.tun_if)
+ config_tra_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()
+ 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):
p = self.ipv4_params
p.tun_if.unconfig_ip4()
- super(TestIpsecGreIfEsp, self).tearDown()
+ super(TestIpsecGreTebIfEspTra, self).tearDown()
-class TestIpsecGreIfEspTra(TemplateIpsec,
- IpsecTun4Tests):
- """ Ipsec GRE ESP - TRA tests """
+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, sa, sw_intf, src, dst, count=1,
+ 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() /
- 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_encrypt_non_ip_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() /
+ 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(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ 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)
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)
+ 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[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))
raise
def setUp(self):
- super(TestIpsecGreIfEspTra, self).setUp()
+ 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)
+ 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)
+ 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)
+ 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)
- VppIpRoute(self, "1.1.1.2", 32,
- [VppRoutePath(p.tun_if.remote_ip4,
- 0xffffffff)]).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")
+ self.logger.info(self.vapi.cli("sh ipsec sa 0"))
def tearDown(self):
p = self.ipv4_params
p.tun_if.unconfig_ip4()
- super(TestIpsecGreIfEspTra, self).tearDown()
-
- def test_gre_non_ip(self):
- p = self.ipv4_params
- tx = self.gen_encrypt_non_ip_pkts(p.scapy_tun_sa, self.tun_if,
- src=p.remote_tun_if_host,
- dst=self.pg1.remote_ip6)
- self.send_and_assert_no_replies(self.tun_if, tx)
- node_name = ('/err/%s/unsupported payload' %
- self.tun4_decrypt_node_name)
- self.assertEqual(1, self.statistics.get_err_counter(node_name))
+ super(TestIpsecGreTebUdpIfEspTra, self).tearDown()
-class TestIpsecGre6IfEspTra(TemplateIpsec,
- IpsecTun6Tests):
- """ Ipsec GRE ESP - TRA tests """
- tun6_encrypt_node_name = "esp6-encrypt-tun"
- tun6_decrypt_node_name = "esp6-decrypt-tun"
+class TestIpsecGreIfEsp(TemplateIpsec,
+ IpsecTun4Tests):
+ """ Ipsec GRE ESP - TUN tests """
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
encryption_type = ESP
- def gen_encrypt_pkts6(self, sa, sw_intf, src, dst, count=1,
- payload_size=100):
+ 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(IPv6(src=self.pg0.remote_ip6,
- dst=self.pg0.local_ip6) /
+ sa.encrypt(IP(src=self.pg0.remote_ip4,
+ dst=self.pg0.local_ip4) /
GRE() /
- IPv6(src=self.pg1.local_ip6,
- dst=self.pg1.remote_ip6) /
+ 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_pkts6(self, sw_intf, src, dst, count=1,
- payload_size=100):
+ 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) /
- IPv6(src="1::1", dst="1::2") /
+ 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_decrypted6(self, p, rxs):
+ def verify_decrypted(self, p, rxs):
for rx in rxs:
self.assert_equal(rx[Ether].dst, self.pg1.remote_mac)
- self.assert_equal(rx[IPv6].dst, self.pg1.remote_ip6)
+ self.assert_equal(rx[IP].dst, self.pg1.remote_ip4)
- def verify_encrypted6(self, p, sa, rxs):
+ def verify_encrypted(self, p, sa, rxs):
for rx in rxs:
try:
- pkt = sa.decrypt(rx[IPv6])
- if not pkt.haslayer(IPv6):
- pkt = IPv6(pkt[Raw].load)
+ 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[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(TestIpsecGreIfEsp, 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,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
+ 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,
+ self.pg0.remote_ip4,
+ self.pg0.local_ip4)
+ 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(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, 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() /
+ 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_encrypt_non_ip_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() /
+ 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
+
+ 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_tra_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()
+
+ def test_gre_non_ip(self):
+ p = self.ipv4_params
+ tx = self.gen_encrypt_non_ip_pkts(p.scapy_tun_sa, self.tun_if,
+ src=p.remote_tun_if_host,
+ dst=self.pg1.remote_ip6)
+ self.send_and_assert_no_replies(self.tun_if, tx)
+ node_name = ('/err/%s/unsupported payload' %
+ self.tun4_decrypt_node_name)
+ self.assertEqual(1, self.statistics.get_err_counter(node_name))
+
+
+class TestIpsecGre6IfEspTra(TemplateIpsec,
+ IpsecTun6Tests):
+ """ Ipsec GRE ESP - TRA tests """
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
+ encryption_type = ESP
+
+ def gen_encrypt_pkts6(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(IPv6(src=self.pg0.remote_ip6,
+ dst=self.pg0.local_ip6) /
+ GRE() /
+ IPv6(src=self.pg1.local_ip6,
+ dst=self.pg1.remote_ip6) /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size))
+ for i in range(count)]
+
+ def gen_pkts6(self, sw_intf, src, dst, count=1,
+ payload_size=100):
+ return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ IPv6(src="1::1", dst="1::2") /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size)
+ for i in range(count)]
+
+ def verify_decrypted6(self, p, rxs):
+ for rx in rxs:
+ self.assert_equal(rx[Ether].dst, self.pg1.remote_mac)
+ self.assert_equal(rx[IPv6].dst, self.pg1.remote_ip6)
+
+ def verify_encrypted6(self, p, sa, rxs):
+ for rx in rxs:
+ try:
+ pkt = sa.decrypt(rx[IPv6])
+ if not pkt.haslayer(IPv6):
+ pkt = IPv6(pkt[Raw].load)
self.assert_packet_checksums_valid(pkt)
self.assertTrue(pkt.haslayer(GRE))
e = pkt[GRE]
super(TestIpsecGre6IfEspTra, self).tearDown()
-class TemplateIpsec4TunProtect(object):
- """ IPsec IPv4 Tunnel protect """
+class TestIpsecMGreIfEspTra4(TemplateIpsec, IpsecTun4):
+ """ Ipsec mGRE ESP v4 TRA tests """
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
+ encryption_type = ESP
+
+ 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=p.tun_dst,
+ 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=dst) /
+ 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, p.remote_tun_if_host)
+ 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(TestIpsecMGreIfEspTra4, self).setUp()
+
+ N_NHS = 16
+ self.tun_if = self.pg0
+ p = self.ipv4_params
+ p.tun_if = VppGreInterface(self,
+ self.pg0.local_ip4,
+ "0.0.0.0",
+ mode=(VppEnum.vl_api_tunnel_mode_t.
+ TUNNEL_API_MODE_MP))
+ p.tun_if.add_vpp_config()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip4()
+ p.tun_if.generate_remote_hosts(N_NHS)
+ self.pg0.generate_remote_hosts(N_NHS)
+ self.pg0.configure_ipv4_neighbors()
+
+ # setup some SAs for several next-hops on the interface
+ self.multi_params = []
+
+ for ii in range(N_NHS):
+ p = copy.copy(self.ipv4_params)
+
+ p.remote_tun_if_host = "1.1.1.%d" % (ii + 1)
+ p.scapy_tun_sa_id = p.scapy_tun_sa_id + ii
+ p.scapy_tun_spi = p.scapy_tun_spi + ii
+ p.vpp_tun_sa_id = p.vpp_tun_sa_id + ii
+ p.vpp_tun_spi = p.vpp_tun_spi + ii
+
+ p.scapy_tra_sa_id = p.scapy_tra_sa_id + ii
+ p.scapy_tra_spi = p.scapy_tra_spi + ii
+ p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
+ p.vpp_tra_spi = p.vpp_tra_spi + ii
+ 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_protect = VppIpsecTunProtect(
+ self,
+ p.tun_if,
+ p.tun_sa_out,
+ [p.tun_sa_in],
+ nh=p.tun_if.remote_hosts[ii].ip4)
+ p.tun_protect.add_vpp_config()
+ config_tra_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_hosts[ii].ip4,
+ p.tun_if.sw_if_index)]).add_vpp_config()
+
+ # in this v4 variant add the teibs after the protect
+ p.teib = VppTeib(self, p.tun_if,
+ p.tun_if.remote_hosts[ii].ip4,
+ self.pg0.remote_hosts[ii].ip4).add_vpp_config()
+ p.tun_dst = self.pg0.remote_hosts[ii].ip4
+ self.logger.info(self.vapi.cli("sh ipsec protect-hash"))
+
+ def tearDown(self):
+ p = self.ipv4_params
+ p.tun_if.unconfig_ip4()
+ super(TestIpsecMGreIfEspTra4, self).tearDown()
+
+ def test_tun_44(self):
+ """mGRE IPSEC 44"""
+ N_PKTS = 63
+ for p in self.multi_params:
+ self.verify_tun_44(p, count=N_PKTS)
+ p.teib.remove_vpp_config()
+ self.verify_tun_dropped_44(p, count=N_PKTS)
+ p.teib.add_vpp_config()
+ self.verify_tun_44(p, count=N_PKTS)
+
+
+class TestIpsecMGreIfEspTra6(TemplateIpsec, IpsecTun6):
+ """ Ipsec mGRE ESP v6 TRA tests """
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
+ encryption_type = ESP
+
+ def gen_encrypt_pkts6(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(IPv6(src=p.tun_dst,
+ dst=self.pg0.local_ip6) /
+ GRE() /
+ IPv6(src=self.pg1.local_ip6,
+ dst=self.pg1.remote_ip6) /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size))
+ for i in range(count)]
+
+ def gen_pkts6(self, sw_intf, src, dst, count=1,
+ payload_size=100):
+ return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ IPv6(src="1::1", dst=dst) /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size)
+ for i in range(count)]
+
+ def verify_decrypted6(self, p, rxs):
+ for rx in rxs:
+ self.assert_equal(rx[Ether].dst, self.pg1.remote_mac)
+ self.assert_equal(rx[IPv6].dst, self.pg1.remote_ip6)
+
+ def verify_encrypted6(self, p, sa, rxs):
+ for rx in rxs:
+ try:
+ pkt = sa.decrypt(rx[IPv6])
+ if not pkt.haslayer(IPv6):
+ pkt = IPv6(pkt[Raw].load)
+ self.assert_packet_checksums_valid(pkt)
+ self.assertTrue(pkt.haslayer(GRE))
+ e = pkt[GRE]
+ self.assertEqual(e[IPv6].dst, p.remote_tun_if_host)
+ 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(TestIpsecMGreIfEspTra6, self).setUp()
+
+ self.vapi.cli("set logging class ipsec level debug")
+
+ N_NHS = 16
+ self.tun_if = self.pg0
+ p = self.ipv6_params
+ p.tun_if = VppGreInterface(self,
+ self.pg0.local_ip6,
+ "::",
+ mode=(VppEnum.vl_api_tunnel_mode_t.
+ TUNNEL_API_MODE_MP))
+ p.tun_if.add_vpp_config()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip6()
+ p.tun_if.generate_remote_hosts(N_NHS)
+ self.pg0.generate_remote_hosts(N_NHS)
+ self.pg0.configure_ipv6_neighbors()
+
+ # setup some SAs for several next-hops on the interface
+ self.multi_params = []
+
+ for ii in range(N_NHS):
+ p = copy.copy(self.ipv6_params)
+
+ p.remote_tun_if_host = "1::%d" % (ii + 1)
+ p.scapy_tun_sa_id = p.scapy_tun_sa_id + ii
+ p.scapy_tun_spi = p.scapy_tun_spi + ii
+ p.vpp_tun_sa_id = p.vpp_tun_sa_id + ii
+ p.vpp_tun_spi = p.vpp_tun_spi + ii
+
+ p.scapy_tra_sa_id = p.scapy_tra_sa_id + ii
+ p.scapy_tra_spi = p.scapy_tra_spi + ii
+ p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
+ p.vpp_tra_spi = p.vpp_tra_spi + ii
+ 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()
+
+ # in this v6 variant add the teibs first then the protection
+ p.tun_dst = self.pg0.remote_hosts[ii].ip6
+ VppTeib(self, p.tun_if,
+ p.tun_if.remote_hosts[ii].ip6,
+ p.tun_dst).add_vpp_config()
+
+ p.tun_protect = VppIpsecTunProtect(
+ self,
+ p.tun_if,
+ p.tun_sa_out,
+ [p.tun_sa_in],
+ nh=p.tun_if.remote_hosts[ii].ip6)
+ p.tun_protect.add_vpp_config()
+ config_tra_params(p, self.encryption_type, p.tun_if)
+ self.multi_params.append(p)
+
+ VppIpRoute(self, p.remote_tun_if_host, 128,
+ [VppRoutePath(p.tun_if.remote_hosts[ii].ip6,
+ p.tun_if.sw_if_index)]).add_vpp_config()
+ p.tun_dst = self.pg0.remote_hosts[ii].ip6
+
+ self.logger.info(self.vapi.cli("sh log"))
+ self.logger.info(self.vapi.cli("sh ipsec protect-hash"))
+ self.logger.info(self.vapi.cli("sh adj 41"))
+
+ def tearDown(self):
+ p = self.ipv6_params
+ p.tun_if.unconfig_ip6()
+ super(TestIpsecMGreIfEspTra6, self).tearDown()
+
+ def test_tun_66(self):
+ """mGRE IPSec 66"""
+ for p in self.multi_params:
+ self.verify_tun_66(p, count=63)
+
+
+class TestIpsec4TunProtect(TemplateIpsec,
+ TemplateIpsec4TunProtect,
+ IpsecTun4):
+ """ IPsec IPv4 Tunnel protect - transport mode"""
+
+ def setUp(self):
+ super(TestIpsec4TunProtect, self).setUp()
+
+ self.tun_if = self.pg0
+
+ def tearDown(self):
+ super(TestIpsec4TunProtect, self).tearDown()
+
+ def test_tun_44(self):
+ """IPSEC tunnel protect"""
+
+ p = self.ipv4_params
+
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
+
+ self.verify_tun_44(p, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127)
+
+ self.vapi.cli("clear ipsec sa")
+ self.verify_tun_64(p, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 254)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 254)
+
+ # rekey - create new SAs and update the tunnel protection
+ np = copy.copy(p)
+ np.crypt_key = b'X' + p.crypt_key[1:]
+ np.scapy_tun_spi += 100
+ np.scapy_tun_sa_id += 1
+ np.vpp_tun_spi += 100
+ np.vpp_tun_sa_id += 1
+ np.tun_if.local_spi = p.vpp_tun_spi
+ np.tun_if.remote_spi = p.scapy_tun_spi
+
+ self.config_sa_tra(np)
+ self.config_protect(np)
+ self.unconfig_sa(p)
+
+ self.verify_tun_44(np, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 381)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 381)
+
+ # teardown
+ self.unconfig_protect(np)
+ self.unconfig_sa(np)
+ self.unconfig_network(p)
+
+
+class TestIpsec4TunProtectUdp(TemplateIpsec,
+ TemplateIpsec4TunProtect,
+ IpsecTun4):
+ """ IPsec IPv4 Tunnel protect - transport mode"""
+
+ def setUp(self):
+ super(TestIpsec4TunProtectUdp, self).setUp()
+
+ self.tun_if = self.pg0
+
+ p = self.ipv4_params
+ p.flags = (VppEnum.vl_api_ipsec_sad_flags_t.
+ IPSEC_API_SAD_FLAG_UDP_ENCAP)
+ p.nat_header = UDP(sport=4500, dport=4500)
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
+
+ def tearDown(self):
+ p = self.ipv4_params
+ self.unconfig_protect(p)
+ self.unconfig_sa(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"""
+
+ p = self.ipv4_params
+
+ self.verify_tun_44(p, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127)
+
+ def test_keepalive(self):
+ """ IPSEC NAT Keepalive """
+ self.verify_keepalive(self.ipv4_params)
+
+
+class TestIpsec4TunProtectTun(TemplateIpsec,
+ TemplateIpsec4TunProtect,
+ IpsecTun4):
+ """ IPsec IPv4 Tunnel protect - tunnel mode"""
+
+ encryption_type = ESP
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
+
+ def setUp(self):
+ super(TestIpsec4TunProtectTun, self).setUp()
+
+ self.tun_if = self.pg0
+
+ def tearDown(self):
+ super(TestIpsec4TunProtectTun, self).tearDown()
+
+ 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=sw_intf.remote_ip4,
+ dst=sw_intf.local_ip4) /
+ IP(src=src, dst=dst) /
+ 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=src, dst=dst) /
+ 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[IP].dst, self.pg1.remote_ip4)
+ self.assert_equal(rx[IP].src, p.remote_tun_if_host)
+ self.assert_packet_checksums_valid(rx)
+
+ 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.assert_equal(pkt[IP].dst, self.pg0.remote_ip4)
+ self.assert_equal(pkt[IP].src, self.pg0.local_ip4)
+ inner = pkt[IP].payload
+ self.assertEqual(inner[IP][IP].dst, p.remote_tun_if_host)
+
+ except (IndexError, AssertionError):
+ self.logger.debug(ppp("Unexpected packet:", rx))
+ try:
+ self.logger.debug(ppp("Decrypted packet:", pkt))
+ except:
+ pass
+ raise
+
+ def test_tun_44(self):
+ """IPSEC tunnel protect """
+
+ p = self.ipv4_params
+
+ self.config_network(p)
+ self.config_sa_tun(p)
+ self.config_protect(p)
+
+ # also add an output features on the tunnel and physical interface
+ # so we test they still work
+ r_all = AclRule(True,
+ src_prefix="0.0.0.0/0",
+ dst_prefix="0.0.0.0/0",
+ proto=0)
+ a = VppAcl(self, [r_all]).add_vpp_config()
+
+ VppAclInterface(self, self.pg0.sw_if_index, [a]).add_vpp_config()
+ VppAclInterface(self, p.tun_if.sw_if_index, [a]).add_vpp_config()
+
+ self.verify_tun_44(p, count=127)
+
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127)
+
+ # rekey - create new SAs and update the tunnel protection
+ np = copy.copy(p)
+ np.crypt_key = b'X' + p.crypt_key[1:]
+ np.scapy_tun_spi += 100
+ np.scapy_tun_sa_id += 1
+ np.vpp_tun_spi += 100
+ np.vpp_tun_sa_id += 1
+ np.tun_if.local_spi = p.vpp_tun_spi
+ np.tun_if.remote_spi = p.scapy_tun_spi
+
+ self.config_sa_tun(np)
+ self.config_protect(np)
+ self.unconfig_sa(p)
+
+ self.verify_tun_44(np, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 254)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 254)
+
+ # teardown
+ self.unconfig_protect(np)
+ self.unconfig_sa(np)
+ self.unconfig_network(p)
+
+
+class TestIpsec4TunProtectTunDrop(TemplateIpsec,
+ TemplateIpsec4TunProtect,
+ IpsecTun4):
+ """ IPsec IPv4 Tunnel protect - tunnel mode - drop"""
+
+ encryption_type = ESP
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
+
+ def setUp(self):
+ super(TestIpsec4TunProtectTunDrop, self).setUp()
+
+ self.tun_if = self.pg0
+
+ def tearDown(self):
+ super(TestIpsec4TunProtectTunDrop, self).tearDown()
+
+ 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=sw_intf.remote_ip4,
+ dst="5.5.5.5") /
+ IP(src=src, dst=dst) /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size))
+ for i in range(count)]
+
+ def test_tun_drop_44(self):
+ """IPSEC tunnel protect bogus tunnel header """
+
+ p = self.ipv4_params
+
+ self.config_network(p)
+ self.config_sa_tun(p)
+ self.config_protect(p)
+
+ tx = self.gen_encrypt_pkts(p, p.scapy_tun_sa, self.tun_if,
+ src=p.remote_tun_if_host,
+ dst=self.pg1.remote_ip4,
+ count=63)
+ self.send_and_assert_no_replies(self.tun_if, tx)
+
+ # teardown
+ self.unconfig_protect(p)
+ self.unconfig_sa(p)
+ self.unconfig_network(p)
+
+
+class TestIpsec6TunProtect(TemplateIpsec,
+ TemplateIpsec6TunProtect,
+ IpsecTun6):
+ """ IPsec IPv6 Tunnel protect - transport mode"""
+
+ encryption_type = ESP
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
+
+ def setUp(self):
+ super(TestIpsec6TunProtect, self).setUp()
+
+ self.tun_if = self.pg0
+
+ def tearDown(self):
+ super(TestIpsec6TunProtect, self).tearDown()
+
+ def test_tun_66(self):
+ """IPSEC tunnel protect 6o6"""
+
+ p = self.ipv6_params
+
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
+
+ self.verify_tun_66(p, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127)
+
+ # rekey - create new SAs and update the tunnel protection
+ np = copy.copy(p)
+ np.crypt_key = b'X' + p.crypt_key[1:]
+ np.scapy_tun_spi += 100
+ np.scapy_tun_sa_id += 1
+ np.vpp_tun_spi += 100
+ np.vpp_tun_sa_id += 1
+ np.tun_if.local_spi = p.vpp_tun_spi
+ np.tun_if.remote_spi = p.scapy_tun_spi
+
+ self.config_sa_tra(np)
+ self.config_protect(np)
+ self.unconfig_sa(p)
+
+ self.verify_tun_66(np, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 254)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 254)
+
+ # bounce the interface state
+ p.tun_if.admin_down()
+ self.verify_drop_tun_66(np, count=127)
+ node = ('/err/ipsec6-tun-input/%s' %
+ 'ipsec packets received on disabled interface')
+ self.assertEqual(127, self.statistics.get_err_counter(node))
+ p.tun_if.admin_up()
+ self.verify_tun_66(np, count=127)
+
+ # 3 phase rekey
+ # 1) add two input SAs [old, new]
+ # 2) swap output SA to [new]
+ # 3) use only [new] input SA
+ np3 = copy.copy(np)
+ np3.crypt_key = b'Z' + p.crypt_key[1:]
+ np3.scapy_tun_spi += 100
+ np3.scapy_tun_sa_id += 1
+ np3.vpp_tun_spi += 100
+ np3.vpp_tun_sa_id += 1
+ np3.tun_if.local_spi = p.vpp_tun_spi
+ np3.tun_if.remote_spi = p.scapy_tun_spi
+
+ self.config_sa_tra(np3)
+
+ # step 1;
+ p.tun_protect.update_vpp_config(np.tun_sa_out,
+ [np.tun_sa_in, np3.tun_sa_in])
+ self.verify_tun_66(np, np, count=127)
+ self.verify_tun_66(np3, np, count=127)
+
+ # step 2;
+ p.tun_protect.update_vpp_config(np3.tun_sa_out,
+ [np.tun_sa_in, np3.tun_sa_in])
+ self.verify_tun_66(np, np3, count=127)
+ self.verify_tun_66(np3, np3, count=127)
+
+ # step 1;
+ p.tun_protect.update_vpp_config(np3.tun_sa_out,
+ [np3.tun_sa_in])
+ self.verify_tun_66(np3, np3, count=127)
+ self.verify_drop_tun_66(np, count=127)
+
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127*9)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127*8)
+ self.unconfig_sa(np)
+
+ # teardown
+ self.unconfig_protect(np3)
+ self.unconfig_sa(np3)
+ self.unconfig_network(p)
+
+ def test_tun_46(self):
+ """IPSEC tunnel protect 4o6"""
+
+ p = self.ipv6_params
+
+ self.config_network(p)
+ self.config_sa_tra(p)
+ self.config_protect(p)
+
+ self.verify_tun_46(p, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127)
+
+ # teardown
+ self.unconfig_protect(p)
+ self.unconfig_sa(p)
+ self.unconfig_network(p)
+
+
+class TestIpsec6TunProtectTun(TemplateIpsec,
+ TemplateIpsec6TunProtect,
+ IpsecTun6):
+ """ IPsec IPv6 Tunnel protect - tunnel mode"""
+
+ encryption_type = ESP
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
+
+ def setUp(self):
+ super(TestIpsec6TunProtectTun, self).setUp()
+
+ self.tun_if = self.pg0
+
+ def tearDown(self):
+ super(TestIpsec6TunProtectTun, self).tearDown()
+
+ def gen_encrypt_pkts6(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(IPv6(src=sw_intf.remote_ip6,
+ dst=sw_intf.local_ip6) /
+ IPv6(src=src, dst=dst) /
+ UDP(sport=1166, dport=2233) /
+ Raw(b'X' * payload_size))
+ for i in range(count)]
+
+ def gen_pkts6(self, sw_intf, src, dst, count=1,
+ payload_size=100):
+ return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ IPv6(src=src, dst=dst) /
+ UDP(sport=1166, dport=2233) /
+ Raw(b'X' * payload_size)
+ for i in range(count)]
+
+ def verify_decrypted6(self, p, rxs):
+ for rx in rxs:
+ self.assert_equal(rx[IPv6].dst, self.pg1.remote_ip6)
+ self.assert_equal(rx[IPv6].src, p.remote_tun_if_host)
+ self.assert_packet_checksums_valid(rx)
+
+ def verify_encrypted6(self, p, sa, rxs):
+ for rx in rxs:
+ try:
+ pkt = sa.decrypt(rx[IPv6])
+ if not pkt.haslayer(IPv6):
+ pkt = IPv6(pkt[Raw].load)
+ self.assert_packet_checksums_valid(pkt)
+ self.assert_equal(pkt[IPv6].dst, self.pg0.remote_ip6)
+ self.assert_equal(pkt[IPv6].src, self.pg0.local_ip6)
+ inner = pkt[IPv6].payload
+ self.assertEqual(inner[IPv6][IPv6].dst, p.remote_tun_if_host)
+
+ except (IndexError, AssertionError):
+ self.logger.debug(ppp("Unexpected packet:", rx))
+ try:
+ self.logger.debug(ppp("Decrypted packet:", pkt))
+ except:
+ pass
+ raise
+
+ def test_tun_66(self):
+ """IPSEC tunnel protect """
+
+ p = self.ipv6_params
+
+ self.config_network(p)
+ self.config_sa_tun(p)
+ self.config_protect(p)
+
+ self.verify_tun_66(p, count=127)
+
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 127)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 127)
+
+ # rekey - create new SAs and update the tunnel protection
+ np = copy.copy(p)
+ np.crypt_key = b'X' + p.crypt_key[1:]
+ np.scapy_tun_spi += 100
+ np.scapy_tun_sa_id += 1
+ np.vpp_tun_spi += 100
+ np.vpp_tun_sa_id += 1
+ np.tun_if.local_spi = p.vpp_tun_spi
+ np.tun_if.remote_spi = p.scapy_tun_spi
+
+ self.config_sa_tun(np)
+ self.config_protect(np)
+ self.unconfig_sa(p)
+
+ self.verify_tun_66(np, count=127)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 254)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 254)
+
+ # teardown
+ self.unconfig_protect(np)
+ self.unconfig_sa(np)
+ self.unconfig_network(p)
+
+
+class TestIpsec6TunProtectTunDrop(TemplateIpsec,
+ TemplateIpsec6TunProtect,
+ IpsecTun6):
+ """ IPsec IPv6 Tunnel protect - tunnel mode - drop"""
+
+ encryption_type = ESP
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
+
+ def setUp(self):
+ super(TestIpsec6TunProtectTunDrop, self).setUp()
+
+ self.tun_if = self.pg0
+
+ def tearDown(self):
+ super(TestIpsec6TunProtectTunDrop, self).tearDown()
+
+ def gen_encrypt_pkts6(self, p, sa, sw_intf, src, dst, count=1,
+ payload_size=100):
+ # the IP destination of the revelaed packet does not match
+ # that assigned to the tunnel
+ return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
+ sa.encrypt(IPv6(src=sw_intf.remote_ip6,
+ dst="5::5") /
+ IPv6(src=src, dst=dst) /
+ UDP(sport=1144, dport=2233) /
+ Raw(b'X' * payload_size))
+ for i in range(count)]
+
+ def test_tun_drop_66(self):
+ """IPSEC 6 tunnel protect bogus tunnel header """
+
+ p = self.ipv6_params
+
+ self.config_network(p)
+ self.config_sa_tun(p)
+ self.config_protect(p)
+
+ tx = self.gen_encrypt_pkts6(p, p.scapy_tun_sa, self.tun_if,
+ src=p.remote_tun_if_host,
+ dst=self.pg1.remote_ip6,
+ count=63)
+ self.send_and_assert_no_replies(self.tun_if, tx)
+
+ self.unconfig_protect(p)
+ self.unconfig_sa(p)
+ self.unconfig_network(p)
+
+
+class TemplateIpsecItf4(object):
+ """ IPsec Interface IPv4 """
encryption_type = ESP
tun4_encrypt_node_name = "esp4-encrypt-tun"
tun4_decrypt_node_name = "esp4-decrypt-tun"
tun4_input_node = "ipsec4-tun-input"
- def config_sa_tra(self, p):
- 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.crypt_algo_vpp_id, p.crypt_key,
- self.vpp_esp_protocol,
- flags=p.flags)
- 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)
- p.tun_sa_in.add_vpp_config()
-
- def config_sa_tun(self, p):
- config_tun_params(p, self.encryption_type, p.tun_if)
+ def config_sa_tun(self, p, src, dst):
+ config_tun_params(p, self.encryption_type, None, src, dst)
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,
- self.tun_if.local_addr[p.addr_type],
- self.tun_if.remote_addr[p.addr_type],
+ src, dst,
flags=p.flags)
p.tun_sa_out.add_vpp_config()
p.auth_algo_vpp_id, p.auth_key,
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],
+ dst, src,
flags=p.flags)
p.tun_sa_in.add_vpp_config()
[p.tun_sa_in])
p.tun_protect.add_vpp_config()
- def config_network(self, p):
- p.tun_if = VppIpIpTunInterface(self, self.pg0,
- self.pg0.local_ip4,
- self.pg0.remote_ip4)
+ def config_network(self, p, instance=0xffffffff):
+ p.tun_if = VppIpsecInterface(self, instance=instance)
+
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
p.tun_if.config_ip4()
p.tun_sa_in.remove_vpp_config()
-class TestIpsec4TunProtect(TemplateIpsec,
- TemplateIpsec4TunProtect,
- IpsecTun4):
- """ IPsec IPv4 Tunnel protect - transport mode"""
+class TestIpsecItf4(TemplateIpsec,
+ TemplateIpsecItf4,
+ IpsecTun4):
+ """ IPsec Interface IPv4 """
def setUp(self):
- super(TestIpsec4TunProtect, self).setUp()
+ super(TestIpsecItf4, self).setUp()
self.tun_if = self.pg0
def tearDown(self):
- super(TestIpsec4TunProtect, self).tearDown()
+ super(TestIpsecItf4, self).tearDown()
+
+ def test_tun_instance_44(self):
+ p = self.ipv4_params
+ self.config_network(p, instance=3)
+
+ with self.assertRaises(CliFailedCommandError):
+ self.vapi.cli("show interface ipsec0")
+
+ output = self.vapi.cli("show interface ipsec3")
+ self.assertTrue("unknown" not in output)
+
+ self.unconfig_network(p)
def test_tun_44(self):
- """IPSEC tunnel protect"""
+ """IPSEC interface IPv4"""
+ n_pkts = 127
p = self.ipv4_params
self.config_network(p)
- self.config_sa_tra(p)
+ self.config_sa_tun(p,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
self.config_protect(p)
- self.verify_tun_44(p, count=127)
+ self.verify_tun_44(p, count=n_pkts)
c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127)
+ self.assertEqual(c['packets'], n_pkts)
c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127)
+ self.assertEqual(c['packets'], n_pkts)
+
+ p.tun_if.admin_down()
+ self.verify_tun_dropped_44(p, count=n_pkts)
+ p.tun_if.admin_up()
+ self.verify_tun_44(p, count=n_pkts)
- self.vapi.cli("clear ipsec sa")
- self.verify_tun_64(p, count=127)
c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 254)
+ self.assertEqual(c['packets'], 3*n_pkts)
c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 254)
+ self.assertEqual(c['packets'], 2*n_pkts)
+
+ # it's a v6 packet when its encrypted
+ self.tun4_encrypt_node_name = "esp6-encrypt-tun"
+
+ self.verify_tun_64(p, count=n_pkts)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 4*n_pkts)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 3*n_pkts)
+
+ self.tun4_encrypt_node_name = "esp4-encrypt-tun"
+
+ self.vapi.cli("clear interfaces")
# rekey - create new SAs and update the tunnel protection
np = copy.copy(p)
np.tun_if.local_spi = p.vpp_tun_spi
np.tun_if.remote_spi = p.scapy_tun_spi
- self.config_sa_tra(np)
+ self.config_sa_tun(np,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
self.config_protect(np)
self.unconfig_sa(p)
- self.verify_tun_44(np, count=127)
+ self.verify_tun_44(np, count=n_pkts)
c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 381)
+ self.assertEqual(c['packets'], n_pkts)
c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 381)
+ self.assertEqual(c['packets'], n_pkts)
# teardown
self.unconfig_protect(np)
self.unconfig_sa(np)
self.unconfig_network(p)
+ def test_tun_44_null(self):
+ """IPSEC interface IPv4 NULL auth/crypto"""
-class TestIpsec4TunProtectUdp(TemplateIpsec,
- TemplateIpsec4TunProtect,
- IpsecTun4):
- """ IPsec IPv4 Tunnel protect - transport mode"""
-
- def setUp(self):
- super(TestIpsec4TunProtectUdp, self).setUp()
+ n_pkts = 127
+ p = copy.copy(self.ipv4_params)
- self.tun_if = self.pg0
+ p.auth_algo_vpp_id = (VppEnum.vl_api_ipsec_integ_alg_t.
+ IPSEC_API_INTEG_ALG_NONE)
+ p.crypt_algo_vpp_id = (VppEnum.vl_api_ipsec_crypto_alg_t.
+ IPSEC_API_CRYPTO_ALG_NONE)
+ p.crypt_algo = "NULL"
+ p.auth_algo = "NULL"
- 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)
self.config_network(p)
- self.config_sa_tra(p)
+ self.config_sa_tun(p,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
self.config_protect(p)
- def tearDown(self):
- p = self.ipv4_params
+ self.verify_tun_44(p, count=n_pkts)
+
+ # teardown
self.unconfig_protect(p)
self.unconfig_sa(p)
self.unconfig_network(p)
- super(TestIpsec4TunProtectUdp, self).tearDown()
-
- def test_tun_44(self):
- """IPSEC UDP tunnel protect"""
-
- p = self.ipv4_params
-
- self.verify_tun_44(p, count=127)
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127)
-
- def test_keepalive(self):
- """ IPSEC NAT Keepalive """
- self.verify_keepalive(self.ipv4_params)
-class TestIpsec4TunProtectTun(TemplateIpsec,
- TemplateIpsec4TunProtect,
- IpsecTun4):
- """ IPsec IPv4 Tunnel protect - tunnel mode"""
+class TestIpsecItf4MPLS(TemplateIpsec,
+ TemplateIpsecItf4,
+ IpsecTun4):
+ """ IPsec Interface MPLSoIPv4 """
- encryption_type = ESP
- tun4_encrypt_node_name = "esp4-encrypt-tun"
- tun4_decrypt_node_name = "esp4-decrypt-tun"
+ tun4_encrypt_node_name = "esp-mpls-encrypt-tun"
def setUp(self):
- super(TestIpsec4TunProtectTun, self).setUp()
+ super(TestIpsecItf4MPLS, self).setUp()
self.tun_if = self.pg0
def tearDown(self):
- super(TestIpsec4TunProtectTun, self).tearDown()
+ super(TestIpsecItf4MPLS, self).tearDown()
- def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1,
+ 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=sw_intf.remote_ip4,
- dst=sw_intf.local_ip4) /
+ sa.encrypt(MPLS(label=44, ttl=3) /
IP(src=src, dst=dst) /
- UDP(sport=1144, dport=2233) /
+ UDP(sport=1166, 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=src, dst=dst) /
- 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[IP].dst, self.pg1.remote_ip4)
- self.assert_equal(rx[IP].src, p.remote_tun_if_host)
- self.assert_packet_checksums_valid(rx)
-
def verify_encrypted(self, p, sa, rxs):
for rx in rxs:
try:
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)
- inner = pkt[IP].payload
- self.assertEqual(inner[IP][IP].dst, p.remote_tun_if_host)
-
+ self.assert_equal(pkt[MPLS].label, 44)
+ self.assert_equal(pkt[IP].dst, p.remote_tun_if_host)
except (IndexError, AssertionError):
self.logger.debug(ppp("Unexpected packet:", rx))
try:
pass
raise
- def test_tun_44(self):
- """IPSEC tunnel protect """
+ def test_tun_mpls_o_ip4(self):
+ """IPSEC interface MPLS over IPv4"""
+ n_pkts = 127
p = self.ipv4_params
+ f = FibPathProto
- self.config_network(p)
- self.config_sa_tun(p)
- self.config_protect(p)
-
- self.verify_tun_44(p, count=127)
-
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127)
-
- # rekey - create new SAs and update the tunnel protection
- np = copy.copy(p)
- np.crypt_key = b'X' + p.crypt_key[1:]
- np.scapy_tun_spi += 100
- np.scapy_tun_sa_id += 1
- np.vpp_tun_spi += 100
- np.vpp_tun_sa_id += 1
- np.tun_if.local_spi = p.vpp_tun_spi
- np.tun_if.remote_spi = p.scapy_tun_spi
-
- self.config_sa_tun(np)
- self.config_protect(np)
- self.unconfig_sa(p)
-
- self.verify_tun_44(np, count=127)
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 254)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 254)
-
- # teardown
- self.unconfig_protect(np)
- self.unconfig_sa(np)
- self.unconfig_network(p)
-
-
-class TestIpsec4TunProtectTunDrop(TemplateIpsec,
- TemplateIpsec4TunProtect,
- IpsecTun4):
- """ IPsec IPv4 Tunnel protect - tunnel mode - drop"""
-
- encryption_type = ESP
- tun4_encrypt_node_name = "esp4-encrypt-tun"
- tun4_decrypt_node_name = "esp4-decrypt-tun"
-
- def setUp(self):
- super(TestIpsec4TunProtectTunDrop, self).setUp()
-
- self.tun_if = self.pg0
-
- def tearDown(self):
- super(TestIpsec4TunProtectTunDrop, self).tearDown()
-
- 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=sw_intf.remote_ip4,
- dst="5.5.5.5") /
- IP(src=src, dst=dst) /
- UDP(sport=1144, dport=2233) /
- Raw(b'X' * payload_size))
- for i in range(count)]
-
- def test_tun_drop_44(self):
- """IPSEC tunnel protect bogus tunnel header """
-
- p = self.ipv4_params
+ tbl = VppMplsTable(self, 0)
+ tbl.add_vpp_config()
self.config_network(p)
- self.config_sa_tun(p)
+ # deag MPLS routes from the tunnel
+ r4 = VppMplsRoute(self, 44, 1,
+ [VppRoutePath(
+ self.pg1.remote_ip4,
+ self.pg1.sw_if_index)]).add_vpp_config()
+ p.route.modify([VppRoutePath(p.tun_if.remote_ip4,
+ p.tun_if.sw_if_index,
+ labels=[VppMplsLabel(44)])])
+ p.tun_if.enable_mpls()
+
+ self.config_sa_tun(p,
+ self.pg0.local_ip4,
+ self.pg0.remote_ip4)
self.config_protect(p)
- tx = self.gen_encrypt_pkts(p.scapy_tun_sa, self.tun_if,
- src=p.remote_tun_if_host,
- dst=self.pg1.remote_ip4,
- count=63)
- self.send_and_assert_no_replies(self.tun_if, tx)
+ self.verify_tun_44(p, count=n_pkts)
- # teardown
+ # cleanup
+ p.tun_if.disable_mpls()
self.unconfig_protect(p)
self.unconfig_sa(p)
self.unconfig_network(p)
-class TemplateIpsec6TunProtect(object):
- """ IPsec IPv6 Tunnel protect """
-
- def config_sa_tra(self, p):
- 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.crypt_algo_vpp_id, p.crypt_key,
- self.vpp_esp_protocol)
- p.tun_sa_out.add_vpp_config()
+class TemplateIpsecItf6(object):
+ """ IPsec Interface IPv6 """
- 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()
+ encryption_type = ESP
+ tun6_encrypt_node_name = "esp6-encrypt-tun"
+ tun6_decrypt_node_name = "esp6-decrypt-tun"
+ tun6_input_node = "ipsec6-tun-input"
- def config_sa_tun(self, p):
- config_tun_params(p, self.encryption_type, p.tun_if)
+ def config_sa_tun(self, p, src, dst):
+ config_tun_params(p, self.encryption_type, None, src, dst)
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,
- self.tun_if.local_addr[p.addr_type],
- self.tun_if.remote_addr[p.addr_type])
+ src, dst,
+ flags=p.flags)
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,
- self.tun_if.remote_addr[p.addr_type],
- self.tun_if.local_addr[p.addr_type])
+ dst, src,
+ flags=p.flags)
p.tun_sa_in.add_vpp_config()
def config_protect(self, p):
p.tun_protect.add_vpp_config()
def config_network(self, p):
- p.tun_if = VppIpIpTunInterface(self, self.pg0,
- self.pg0.local_ip6,
- self.pg0.remote_ip6)
+ p.tun_if = VppIpsecInterface(self)
+
p.tun_if.add_vpp_config()
p.tun_if.admin_up()
- p.tun_if.config_ip6()
p.tun_if.config_ip4()
+ p.tun_if.config_ip6()
+
+ r = VppIpRoute(self, p.remote_tun_if_host4, 32,
+ [VppRoutePath(p.tun_if.remote_ip4,
+ 0xffffffff)])
+ r.add_vpp_config()
p.route = VppIpRoute(self, p.remote_tun_if_host, 128,
[VppRoutePath(p.tun_if.remote_ip6,
0xffffffff,
proto=DpoProto.DPO_PROTO_IP6)])
p.route.add_vpp_config()
- r = VppIpRoute(self, p.remote_tun_if_host4, 32,
- [VppRoutePath(p.tun_if.remote_ip4,
- 0xffffffff)])
- r.add_vpp_config()
def unconfig_network(self, p):
p.route.remove_vpp_config()
p.tun_sa_in.remove_vpp_config()
-class TestIpsec6TunProtect(TemplateIpsec,
- TemplateIpsec6TunProtect,
- IpsecTun6):
- """ IPsec IPv6 Tunnel protect - transport mode"""
-
- encryption_type = ESP
- tun6_encrypt_node_name = "esp6-encrypt-tun"
- tun6_decrypt_node_name = "esp6-decrypt-tun"
+class TestIpsecItf6(TemplateIpsec,
+ TemplateIpsecItf6,
+ IpsecTun6):
+ """ IPsec Interface IPv6 """
def setUp(self):
- super(TestIpsec6TunProtect, self).setUp()
+ super(TestIpsecItf6, self).setUp()
self.tun_if = self.pg0
def tearDown(self):
- super(TestIpsec6TunProtect, self).tearDown()
+ super(TestIpsecItf6, self).tearDown()
- def test_tun_66(self):
- """IPSEC tunnel protect 6o6"""
+ def test_tun_44(self):
+ """IPSEC interface IPv6"""
+ n_pkts = 127
p = self.ipv6_params
self.config_network(p)
- self.config_sa_tra(p)
+ self.config_sa_tun(p,
+ self.pg0.local_ip6,
+ self.pg0.remote_ip6)
self.config_protect(p)
- self.verify_tun_66(p, count=127)
+ self.verify_tun_66(p, count=n_pkts)
c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127)
+ self.assertEqual(c['packets'], n_pkts)
c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127)
+ self.assertEqual(c['packets'], n_pkts)
+
+ p.tun_if.admin_down()
+ self.verify_drop_tun_66(p, count=n_pkts)
+ p.tun_if.admin_up()
+ self.verify_tun_66(p, count=n_pkts)
+
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 3*n_pkts)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 2*n_pkts)
+
+ # it's a v4 packet when its encrypted
+ self.tun6_encrypt_node_name = "esp4-encrypt-tun"
+
+ self.verify_tun_46(p, count=n_pkts)
+ c = p.tun_if.get_rx_stats()
+ self.assertEqual(c['packets'], 4*n_pkts)
+ c = p.tun_if.get_tx_stats()
+ self.assertEqual(c['packets'], 3*n_pkts)
+
+ self.tun6_encrypt_node_name = "esp6-encrypt-tun"
+
+ self.vapi.cli("clear interfaces")
# rekey - create new SAs and update the tunnel protection
np = copy.copy(p)
np.tun_if.local_spi = p.vpp_tun_spi
np.tun_if.remote_spi = p.scapy_tun_spi
- self.config_sa_tra(np)
+ self.config_sa_tun(np,
+ self.pg0.local_ip6,
+ self.pg0.remote_ip6)
self.config_protect(np)
self.unconfig_sa(p)
- self.verify_tun_66(np, count=127)
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 254)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 254)
-
- # bounce the interface state
- p.tun_if.admin_down()
- self.verify_drop_tun_66(np, count=127)
- node = ('/err/ipsec6-tun-input/%s' %
- 'ipsec packets received on disabled interface')
- self.assertEqual(127, self.statistics.get_err_counter(node))
- p.tun_if.admin_up()
- self.verify_tun_66(np, count=127)
-
- # 3 phase rekey
- # 1) add two input SAs [old, new]
- # 2) swap output SA to [new]
- # 3) use only [new] input SA
- np3 = copy.copy(np)
- np3.crypt_key = b'Z' + p.crypt_key[1:]
- np3.scapy_tun_spi += 100
- np3.scapy_tun_sa_id += 1
- np3.vpp_tun_spi += 100
- np3.vpp_tun_sa_id += 1
- np3.tun_if.local_spi = p.vpp_tun_spi
- np3.tun_if.remote_spi = p.scapy_tun_spi
-
- self.config_sa_tra(np3)
-
- # step 1;
- p.tun_protect.update_vpp_config(np.tun_sa_out,
- [np.tun_sa_in, np3.tun_sa_in])
- self.verify_tun_66(np, np, count=127)
- self.verify_tun_66(np3, np, count=127)
-
- # step 2;
- p.tun_protect.update_vpp_config(np3.tun_sa_out,
- [np.tun_sa_in, np3.tun_sa_in])
- self.verify_tun_66(np, np3, count=127)
- self.verify_tun_66(np3, np3, count=127)
-
- # step 1;
- p.tun_protect.update_vpp_config(np3.tun_sa_out,
- [np3.tun_sa_in])
- self.verify_tun_66(np3, np3, count=127)
- self.verify_drop_tun_66(np, count=127)
-
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127*9)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127*8)
- self.unconfig_sa(np)
-
- # teardown
- self.unconfig_protect(np3)
- self.unconfig_sa(np3)
- self.unconfig_network(p)
-
- def test_tun_46(self):
- """IPSEC tunnel protect 4o6"""
-
- p = self.ipv6_params
-
- self.config_network(p)
- self.config_sa_tra(p)
- self.config_protect(p)
-
- self.verify_tun_46(p, count=127)
+ self.verify_tun_66(np, count=n_pkts)
c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127)
+ self.assertEqual(c['packets'], n_pkts)
c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127)
+ self.assertEqual(c['packets'], n_pkts)
# teardown
- self.unconfig_protect(p)
- self.unconfig_sa(p)
+ self.unconfig_protect(np)
+ self.unconfig_sa(np)
self.unconfig_network(p)
-class TestIpsec6TunProtectTun(TemplateIpsec,
- TemplateIpsec6TunProtect,
- IpsecTun6):
- """ IPsec IPv6 Tunnel protect - tunnel mode"""
-
+class TestIpsecMIfEsp4(TemplateIpsec, IpsecTun4):
+ """ Ipsec P2MP ESP v4 tests """
+ tun4_encrypt_node_name = "esp4-encrypt-tun"
+ tun4_decrypt_node_name = "esp4-decrypt-tun"
encryption_type = ESP
- tun6_encrypt_node_name = "esp6-encrypt-tun"
- tun6_decrypt_node_name = "esp6-decrypt-tun"
-
- def setUp(self):
- super(TestIpsec6TunProtectTun, self).setUp()
-
- self.tun_if = self.pg0
-
- def tearDown(self):
- super(TestIpsec6TunProtectTun, self).tearDown()
- def gen_encrypt_pkts6(self, sa, sw_intf, src, dst, count=1,
- payload_size=100):
+ 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(IPv6(src=sw_intf.remote_ip6,
- dst=sw_intf.local_ip6) /
- IPv6(src=src, dst=dst) /
- UDP(sport=1166, dport=2233) /
+ sa.encrypt(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_pkts6(self, sw_intf, src, dst, count=1,
- payload_size=100):
+ 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) /
- IPv6(src=src, dst=dst) /
- UDP(sport=1166, dport=2233) /
+ IP(src="1.1.1.1", dst=dst) /
+ UDP(sport=1144, dport=2233) /
Raw(b'X' * payload_size)
for i in range(count)]
- def verify_decrypted6(self, p, rxs):
+ def verify_decrypted(self, p, rxs):
for rx in rxs:
- self.assert_equal(rx[IPv6].dst, self.pg1.remote_ip6)
- self.assert_equal(rx[IPv6].src, p.remote_tun_if_host)
- self.assert_packet_checksums_valid(rx)
+ self.assert_equal(rx[Ether].dst, self.pg1.remote_mac)
+ self.assert_equal(rx[IP].dst, self.pg1.remote_ip4)
- def verify_encrypted6(self, p, sa, rxs):
+ def verify_encrypted(self, p, sa, rxs):
for rx in rxs:
try:
- pkt = sa.decrypt(rx[IPv6])
- if not pkt.haslayer(IPv6):
- pkt = IPv6(pkt[Raw].load)
+ self.assertEqual(rx[IP].tos,
+ VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF << 2)
+ 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[IPv6].dst, self.pg0.remote_ip6)
- self.assert_equal(pkt[IPv6].src, self.pg0.local_ip6)
- inner = pkt[IPv6].payload
- self.assertEqual(inner[IPv6][IPv6].dst, p.remote_tun_if_host)
-
+ e = pkt[IP]
+ self.assertEqual(e[IP].dst, p.remote_tun_if_host)
except (IndexError, AssertionError):
self.logger.debug(ppp("Unexpected packet:", rx))
try:
pass
raise
- def test_tun_66(self):
- """IPSEC tunnel protect """
+ def setUp(self):
+ super(TestIpsecMIfEsp4, self).setUp()
- p = self.ipv6_params
+ N_NHS = 16
+ self.tun_if = self.pg0
+ p = self.ipv4_params
+ p.tun_if = VppIpsecInterface(self,
+ mode=(VppEnum.vl_api_tunnel_mode_t.
+ TUNNEL_API_MODE_MP))
+ p.tun_if.add_vpp_config()
+ p.tun_if.admin_up()
+ p.tun_if.config_ip4()
+ p.tun_if.unconfig_ip4()
+ p.tun_if.config_ip4()
+ p.tun_if.generate_remote_hosts(N_NHS)
+ self.pg0.generate_remote_hosts(N_NHS)
+ self.pg0.configure_ipv4_neighbors()
- self.config_network(p)
- self.config_sa_tun(p)
- self.config_protect(p)
+ # setup some SAs for several next-hops on the interface
+ self.multi_params = []
- self.verify_tun_66(p, count=127)
+ for ii in range(N_NHS):
+ p = copy.copy(self.ipv4_params)
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 127)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 127)
+ p.remote_tun_if_host = "1.1.1.%d" % (ii + 1)
+ p.scapy_tun_sa_id = p.scapy_tun_sa_id + ii
+ p.scapy_tun_spi = p.scapy_tun_spi + ii
+ p.vpp_tun_sa_id = p.vpp_tun_sa_id + ii
+ p.vpp_tun_spi = p.vpp_tun_spi + ii
- # rekey - create new SAs and update the tunnel protection
- np = copy.copy(p)
- np.crypt_key = b'X' + p.crypt_key[1:]
- np.scapy_tun_spi += 100
- np.scapy_tun_sa_id += 1
- np.vpp_tun_spi += 100
- np.vpp_tun_sa_id += 1
- np.tun_if.local_spi = p.vpp_tun_spi
- np.tun_if.remote_spi = p.scapy_tun_spi
+ p.scapy_tra_sa_id = p.scapy_tra_sa_id + ii
+ p.scapy_tra_spi = p.scapy_tra_spi + ii
+ p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii
+ p.vpp_tra_spi = p.vpp_tra_spi + ii
+ 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,
+ self.pg0.local_ip4,
+ self.pg0.remote_hosts[ii].ip4,
+ dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF)
+ 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,
+ self.pg0.remote_hosts[ii].ip4,
+ self.pg0.local_ip4,
+ dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF)
+ p.tun_sa_in.add_vpp_config()
+
+ p.tun_protect = VppIpsecTunProtect(
+ self,
+ p.tun_if,
+ p.tun_sa_out,
+ [p.tun_sa_in],
+ nh=p.tun_if.remote_hosts[ii].ip4)
+ p.tun_protect.add_vpp_config()
+ config_tun_params(p, self.encryption_type, None,
+ self.pg0.local_ip4,
+ self.pg0.remote_hosts[ii].ip4)
+ self.multi_params.append(p)
- self.config_sa_tun(np)
- self.config_protect(np)
- self.unconfig_sa(p)
+ VppIpRoute(self, p.remote_tun_if_host, 32,
+ [VppRoutePath(p.tun_if.remote_hosts[ii].ip4,
+ p.tun_if.sw_if_index)]).add_vpp_config()
- self.verify_tun_66(np, count=127)
- c = p.tun_if.get_rx_stats()
- self.assertEqual(c['packets'], 254)
- c = p.tun_if.get_tx_stats()
- self.assertEqual(c['packets'], 254)
+ p.tun_dst = self.pg0.remote_hosts[ii].ip4
- # teardown
- self.unconfig_protect(np)
- self.unconfig_sa(np)
- self.unconfig_network(p)
+ def tearDown(self):
+ p = self.ipv4_params
+ p.tun_if.unconfig_ip4()
+ super(TestIpsecMIfEsp4, self).tearDown()
+ def test_tun_44(self):
+ """P2MP IPSEC 44"""
+ N_PKTS = 63
+ for p in self.multi_params:
+ self.verify_tun_44(p, count=N_PKTS)
-class TestIpsec6TunProtectTunDrop(TemplateIpsec,
- TemplateIpsec6TunProtect,
- IpsecTun6):
- """ IPsec IPv6 Tunnel protect - tunnel mode - drop"""
- encryption_type = ESP
- tun6_encrypt_node_name = "esp6-encrypt-tun"
- tun6_decrypt_node_name = "esp6-decrypt-tun"
+class TestIpsecItf6MPLS(TemplateIpsec,
+ TemplateIpsecItf6,
+ IpsecTun6):
+ """ IPsec Interface MPLSoIPv6 """
+
+ tun6_encrypt_node_name = "esp-mpls-encrypt-tun"
def setUp(self):
- super(TestIpsec6TunProtectTunDrop, self).setUp()
+ super(TestIpsecItf6MPLS, self).setUp()
self.tun_if = self.pg0
def tearDown(self):
- super(TestIpsec6TunProtectTunDrop, self).tearDown()
+ super(TestIpsecItf6MPLS, self).tearDown()
- def gen_encrypt_pkts5(self, sa, sw_intf, src, dst, count=1,
+ def gen_encrypt_pkts6(self, p, sa, sw_intf, src, dst, count=1,
payload_size=100):
- # the IP destination of the revelaed packet does not match
- # that assigned to the tunnel
return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
- sa.encrypt(IPv6(src=sw_intf.remote_ip6,
- dst="5::5") /
+ sa.encrypt(MPLS(label=66, ttl=3) /
IPv6(src=src, dst=dst) /
- UDP(sport=1144, dport=2233) /
+ UDP(sport=1166, dport=2233) /
Raw(b'X' * payload_size))
for i in range(count)]
- def test_tun_drop_66(self):
- """IPSEC 6 tunnel protect bogus tunnel header """
+ def verify_encrypted6(self, p, sa, rxs):
+ for rx in rxs:
+ try:
+ pkt = sa.decrypt(rx[IPv6])
+ if not pkt.haslayer(IPv6):
+ pkt = IP(pkt[Raw].load)
+ self.assert_packet_checksums_valid(pkt)
+ self.assert_equal(pkt[MPLS].label, 66)
+ self.assert_equal(pkt[IPv6].dst, p.remote_tun_if_host)
+ except (IndexError, AssertionError):
+ self.logger.debug(ppp("Unexpected packet:", rx))
+ try:
+ self.logger.debug(ppp("Decrypted packet:", pkt))
+ except:
+ pass
+ raise
+
+ def test_tun_mpls_o_ip6(self):
+ """IPSEC interface MPLS over IPv6"""
+ n_pkts = 127
p = self.ipv6_params
+ f = FibPathProto
+
+ tbl = VppMplsTable(self, 0)
+ tbl.add_vpp_config()
self.config_network(p)
- self.config_sa_tun(p)
+ # deag MPLS routes from the tunnel
+ r6 = VppMplsRoute(self, 66, 1,
+ [VppRoutePath(
+ self.pg1.remote_ip6,
+ self.pg1.sw_if_index)],
+ eos_proto=f.FIB_PATH_NH_PROTO_IP6).add_vpp_config()
+ p.route.modify([VppRoutePath(p.tun_if.remote_ip6,
+ p.tun_if.sw_if_index,
+ labels=[VppMplsLabel(66)])])
+ p.tun_if.enable_mpls()
+
+ self.config_sa_tun(p,
+ self.pg0.local_ip6,
+ self.pg0.remote_ip6)
self.config_protect(p)
- tx = self.gen_encrypt_pkts6(p.scapy_tun_sa, self.tun_if,
- src=p.remote_tun_if_host,
- dst=self.pg1.remote_ip6,
- count=63)
- self.send_and_assert_no_replies(self.tun_if, tx)
+ self.verify_tun_66(p, count=n_pkts)
+ # cleanup
+ p.tun_if.disable_mpls()
self.unconfig_protect(p)
self.unconfig_sa(p)
self.unconfig_network(p)