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vpp/test/test_ipsec_esp.py
Neale Ranns 2eef76b6d8 crypto-ipsecmb: enable GCM 
Change-Id: I670d7899bcc63a419daf481167dc445a6386cce8
Signed-off-by: Neale Ranns <nranns@cisco.com>
(cherry picked from commit d8cfbebce78e26a6ef7f6693e7c90dc3c6435d51)
2019-04-18 13:12:55 +00:00

465 lines
18 KiB
Python
Raw Blame History

import socket
import unittest
import struct
from scapy.layers.ipsec import ESP
from scapy.layers.inet import UDP
from framework import VppTestRunner
from template_ipsec import IpsecTra46Tests, IpsecTun46Tests, TemplateIpsec, \
IpsecTcpTests, IpsecTun4Tests, IpsecTra4Tests, config_tra_params, \
IPsecIPv4Params, IPsecIPv6Params, \
IpsecTra4, IpsecTun4, IpsecTra6, IpsecTun6
from vpp_ipsec import VppIpsecSpd, VppIpsecSpdEntry, VppIpsecSA,\
VppIpsecSpdItfBinding
from vpp_ip_route import VppIpRoute, VppRoutePath
from vpp_ip import DpoProto
from vpp_papi import VppEnum
class ConfigIpsecESP(TemplateIpsec):
encryption_type = ESP
tra4_encrypt_node_name = "esp4-encrypt"
tra4_decrypt_node_name = "esp4-decrypt"
tra6_encrypt_node_name = "esp6-encrypt"
tra6_decrypt_node_name = "esp6-decrypt"
tun4_encrypt_node_name = "esp4-encrypt"
tun4_decrypt_node_name = "esp4-decrypt"
tun6_encrypt_node_name = "esp6-encrypt"
tun6_decrypt_node_name = "esp6-decrypt"
@classmethod
def setUpClass(cls):
super(ConfigIpsecESP, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(ConfigIpsecESP, cls).tearDownClass()
def setUp(self):
super(ConfigIpsecESP, self).setUp()
def tearDown(self):
super(ConfigIpsecESP, self).tearDown()
def config_network(self, params):
self.net_objs = []
self.tun_if = self.pg0
self.tra_if = self.pg2
self.logger.info(self.vapi.ppcli("show int addr"))
self.tra_spd = VppIpsecSpd(self, self.tra_spd_id)
self.tra_spd.add_vpp_config()
self.net_objs.append(self.tra_spd)
self.tun_spd = VppIpsecSpd(self, self.tun_spd_id)
self.tun_spd.add_vpp_config()
self.net_objs.append(self.tun_spd)
b = VppIpsecSpdItfBinding(self, self.tun_spd,
self.tun_if)
b.add_vpp_config()
self.net_objs.append(b)
b = VppIpsecSpdItfBinding(self, self.tra_spd,
self.tra_if)
b.add_vpp_config()
self.net_objs.append(b)
for p in params:
self.config_esp_tra(p)
config_tra_params(p, self.encryption_type)
for p in params:
self.config_esp_tun(p)
for p in params:
d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4
r = VppIpRoute(self, p.remote_tun_if_host, p.addr_len,
[VppRoutePath(self.tun_if.remote_addr[p.addr_type],
0xffffffff,
proto=d)],
is_ip6=p.is_ipv6)
r.add_vpp_config()
self.net_objs.append(r)
self.logger.info(self.vapi.ppcli("show ipsec all"))
def unconfig_network(self):
for o in reversed(self.net_objs):
o.remove_vpp_config()
self.net_objs = []
def config_esp_tun(self, params):
addr_type = params.addr_type
scapy_tun_sa_id = params.scapy_tun_sa_id
scapy_tun_spi = params.scapy_tun_spi
vpp_tun_sa_id = params.vpp_tun_sa_id
vpp_tun_spi = params.vpp_tun_spi
auth_algo_vpp_id = params.auth_algo_vpp_id
auth_key = params.auth_key
crypt_algo_vpp_id = params.crypt_algo_vpp_id
crypt_key = params.crypt_key
remote_tun_if_host = params.remote_tun_if_host
addr_any = params.addr_any
addr_bcast = params.addr_bcast
e = VppEnum.vl_api_ipsec_spd_action_t
flags = params.flags
objs = []
params.tun_sa_in = VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
self.vpp_esp_protocol,
self.tun_if.local_addr[addr_type],
self.tun_if.remote_addr[addr_type],
flags=flags)
params.tun_sa_out = VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
self.vpp_esp_protocol,
self.tun_if.remote_addr[addr_type],
self.tun_if.local_addr[addr_type],
flags=flags)
objs.append(params.tun_sa_in)
objs.append(params.tun_sa_out)
params.spd_policy_in_any = VppIpsecSpdEntry(self, self.tun_spd,
scapy_tun_sa_id,
addr_any, addr_bcast,
addr_any, addr_bcast,
socket.IPPROTO_ESP)
params.spd_policy_out_any = VppIpsecSpdEntry(self, self.tun_spd,
scapy_tun_sa_id,
addr_any, addr_bcast,
addr_any, addr_bcast,
socket.IPPROTO_ESP,
is_outbound=0)
objs.append(params.spd_policy_out_any)
objs.append(params.spd_policy_in_any)
objs.append(VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id,
remote_tun_if_host, remote_tun_if_host,
self.pg1.remote_addr[addr_type],
self.pg1.remote_addr[addr_type],
0,
priority=10,
policy=e.IPSEC_API_SPD_ACTION_PROTECT,
is_outbound=0))
objs.append(VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id,
self.pg1.remote_addr[addr_type],
self.pg1.remote_addr[addr_type],
remote_tun_if_host, remote_tun_if_host,
0,
policy=e.IPSEC_API_SPD_ACTION_PROTECT,
priority=10))
objs.append(VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id,
remote_tun_if_host, remote_tun_if_host,
self.pg0.local_addr[addr_type],
self.pg0.local_addr[addr_type],
0,
priority=20,
policy=e.IPSEC_API_SPD_ACTION_PROTECT,
is_outbound=0))
objs.append(VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id,
self.pg0.local_addr[addr_type],
self.pg0.local_addr[addr_type],
remote_tun_if_host, remote_tun_if_host,
0,
policy=e.IPSEC_API_SPD_ACTION_PROTECT,
priority=20))
for o in objs:
o.add_vpp_config()
self.net_objs = self.net_objs + objs
def config_esp_tra(self, params):
addr_type = params.addr_type
scapy_tra_sa_id = params.scapy_tra_sa_id
scapy_tra_spi = params.scapy_tra_spi
vpp_tra_sa_id = params.vpp_tra_sa_id
vpp_tra_spi = params.vpp_tra_spi
auth_algo_vpp_id = params.auth_algo_vpp_id
auth_key = params.auth_key
crypt_algo_vpp_id = params.crypt_algo_vpp_id
crypt_key = params.crypt_key
addr_any = params.addr_any
addr_bcast = params.addr_bcast
flags = (VppEnum.vl_api_ipsec_sad_flags_t.
IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY)
e = VppEnum.vl_api_ipsec_spd_action_t
flags = params.flags | flags
objs = []
params.tra_sa_in = VppIpsecSA(self, scapy_tra_sa_id, scapy_tra_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
self.vpp_esp_protocol,
flags=flags)
params.tra_sa_out = VppIpsecSA(self, vpp_tra_sa_id, vpp_tra_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
self.vpp_esp_protocol,
flags=flags)
objs.append(params.tra_sa_in)
objs.append(params.tra_sa_out)
objs.append(VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id,
addr_any, addr_bcast,
addr_any, addr_bcast,
socket.IPPROTO_ESP))
objs.append(VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id,
addr_any, addr_bcast,
addr_any, addr_bcast,
socket.IPPROTO_ESP,
is_outbound=0))
objs.append(VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id,
self.tra_if.local_addr[addr_type],
self.tra_if.local_addr[addr_type],
self.tra_if.remote_addr[addr_type],
self.tra_if.remote_addr[addr_type],
0, priority=10,
policy=e.IPSEC_API_SPD_ACTION_PROTECT,
is_outbound=0))
objs.append(VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id,
self.tra_if.local_addr[addr_type],
self.tra_if.local_addr[addr_type],
self.tra_if.remote_addr[addr_type],
self.tra_if.remote_addr[addr_type],
0, policy=e.IPSEC_API_SPD_ACTION_PROTECT,
priority=10))
for o in objs:
o.add_vpp_config()
self.net_objs = self.net_objs + objs
class TemplateIpsecEsp(ConfigIpsecESP):
"""
Basic test for ipsec esp sanity - tunnel and transport modes.
Below 4 cases are covered as part of this test
1) ipsec esp v4 transport basic test - IPv4 Transport mode
scenario using HMAC-SHA1-96 integrity algo
2) ipsec esp v4 transport burst test
Above test for 257 pkts
3) ipsec esp 4o4 tunnel basic test - IPv4 Tunnel mode
scenario using HMAC-SHA1-96 integrity algo
4) ipsec esp 4o4 tunnel burst test
Above test for 257 pkts
TRANSPORT MODE:
--- encrypt ---
|pg2| <-------> |VPP|
--- decrypt ---
TUNNEL MODE:
--- encrypt --- plain ---
|pg0| <------- |VPP| <------ |pg1|
--- --- ---
--- decrypt --- plain ---
|pg0| -------> |VPP| ------> |pg1|
--- --- ---
"""
@classmethod
def setUpClass(cls):
super(TemplateIpsecEsp, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(TemplateIpsecEsp, cls).tearDownClass()
def setUp(self):
super(TemplateIpsecEsp, self).setUp()
self.config_network(self.params.values())
def tearDown(self):
self.unconfig_network()
super(TemplateIpsecEsp, self).tearDown()
class TestIpsecEsp1(TemplateIpsecEsp, IpsecTra46Tests, IpsecTun46Tests):
""" Ipsec ESP - TUN & TRA tests """
pass
class TestIpsecEsp2(TemplateIpsecEsp, IpsecTcpTests):
""" Ipsec ESP - TCP tests """
pass
class TemplateIpsecEspUdp(ConfigIpsecESP):
"""
UDP encapped ESP
"""
@classmethod
def setUpClass(cls):
super(TemplateIpsecEspUdp, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(TemplateIpsecEspUdp, cls).tearDownClass()
def setUp(self):
super(TemplateIpsecEspUdp, self).setUp()
self.net_objs = []
self.tun_if = self.pg0
self.tra_if = self.pg2
self.logger.info(self.vapi.ppcli("show int addr"))
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.tra_spd = VppIpsecSpd(self, self.tra_spd_id)
self.tra_spd.add_vpp_config()
VppIpsecSpdItfBinding(self, self.tra_spd,
self.tra_if).add_vpp_config()
self.config_esp_tra(p)
config_tra_params(p, self.encryption_type)
self.tun_spd = VppIpsecSpd(self, self.tun_spd_id)
self.tun_spd.add_vpp_config()
VppIpsecSpdItfBinding(self, self.tun_spd,
self.tun_if).add_vpp_config()
self.config_esp_tun(p)
self.logger.info(self.vapi.ppcli("show ipsec all"))
d = DpoProto.DPO_PROTO_IP4
VppIpRoute(self, p.remote_tun_if_host, p.addr_len,
[VppRoutePath(self.tun_if.remote_addr[p.addr_type],
0xffffffff,
proto=d)]).add_vpp_config()
def tearDown(self):
super(TemplateIpsecEspUdp, self).tearDown()
if not self.vpp_dead:
self.vapi.cli("show hardware")
class TestIpsecEspUdp(TemplateIpsecEspUdp, IpsecTra4Tests):
""" Ipsec NAT-T ESP UDP tests """
pass
class TestIpsecEspAll(ConfigIpsecESP,
IpsecTra4, IpsecTra6,
IpsecTun4, IpsecTun6):
""" Ipsec ESP all Algos """
def setUp(self):
super(TestIpsecEspAll, self).setUp()
def tearDown(self):
super(TestIpsecEspAll, self).tearDown()
def test_crypto_algs(self):
"""All engines AES-[CBC, GCM]-[128, 192, 256] w/ & w/o ESN"""
# foreach VPP crypto engine
engines = ["ia32", "ipsecmb", "openssl"]
# foreach crypto algorithm
algos = [{'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t.
IPSEC_API_CRYPTO_ALG_AES_GCM_128),
'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t.
IPSEC_API_INTEG_ALG_NONE),
'scapy-crypto': "AES-GCM",
'scapy-integ': "NULL",
'key': "JPjyOWBeVEQiMe7h",
'salt': struct.pack("!L", 0)},
{'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t.
IPSEC_API_CRYPTO_ALG_AES_GCM_256),
'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t.
IPSEC_API_INTEG_ALG_NONE),
'scapy-crypto': "AES-GCM",
'scapy-integ': "NULL",
'key': "JPjyOWBeVEQiMe7h0123456787654321",
'salt': struct.pack("!L", 0)},
{'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t.
IPSEC_API_CRYPTO_ALG_AES_CBC_128),
'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t.
IPSEC_API_INTEG_ALG_SHA1_96),
'scapy-crypto': "AES-CBC",
'scapy-integ': "HMAC-SHA1-96",
'salt': '',
'key': "JPjyOWBeVEQiMe7h"},
{'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),
'scapy-crypto': "AES-CBC",
'scapy-integ': "HMAC-SHA1-96",
'salt': '',
'key': "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),
'scapy-crypto': "AES-CBC",
'scapy-integ': "HMAC-SHA1-96",
'salt': '',
'key': "JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"}]
# with and without ESN
flags = [0,
VppEnum.vl_api_ipsec_sad_flags_t.IPSEC_API_SAD_FLAG_USE_ESN]
#
# loop through the VPP engines
#
for engine in engines:
self.vapi.cli("set crypto handler all %s" % engine)
#
# loop through each of the algorithms
#
for algo in algos:
# with self.subTest(algo=algo['scapy']):
for flag in flags:
#
# setup up the config paramters
#
self.ipv4_params = IPsecIPv4Params()
self.ipv6_params = IPsecIPv6Params()
self.params = {self.ipv4_params.addr_type:
self.ipv4_params,
self.ipv6_params.addr_type:
self.ipv6_params}
for _, p in self.params.items():
p.auth_algo_vpp_id = algo['vpp-integ']
p.crypt_algo_vpp_id = algo['vpp-crypto']
p.crypt_algo = algo['scapy-crypto']
p.auth_algo = algo['scapy-integ']
p.crypt_key = algo['key']
p.crypt_salt = algo['salt']
p.flags = p.flags | flag
#
# configure the SPDs. SAs, etc
#
self.config_network(self.params.values())
#
# run some traffic.
# An exhautsive 4o6, 6o4 is not necessary
# for each algo
#
self.verify_tra_basic6(count=17)
self.verify_tra_basic4(count=17)
self.verify_tun_66(self.params[socket.AF_INET6], 17)
self.verify_tun_44(self.params[socket.AF_INET], 17)
#
# remove the SPDs, SAs, etc
#
self.unconfig_network()
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
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