1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
import socket
import unittest
from scapy.layers.ipsec import ESP
from framework import VppTestRunner
from template_ipsec import IpsecTraTests, IpsecTunTests
from template_ipsec import TemplateIpsec, IpsecTcpTests
class TemplateIpsecEsp(TemplateIpsec):
"""
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 intergrity 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 intergrity 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|
--- --- ---
"""
encryption_type = ESP
@classmethod
def setUpClass(cls):
super(TemplateIpsecEsp, cls).setUpClass()
cls.tun_if = cls.pg0
cls.tra_if = cls.pg2
cls.logger.info(cls.vapi.ppcli("show int addr"))
cls.vapi.ipsec_spd_add_del(cls.tra_spd_id)
cls.vapi.ipsec_interface_add_del_spd(cls.tra_spd_id,
cls.tra_if.sw_if_index)
for _, p in cls.params.items():
cls.config_esp_tra(p)
cls.configure_sa_tra(p)
cls.logger.info(cls.vapi.ppcli("show ipsec"))
cls.vapi.ipsec_spd_add_del(cls.tun_spd_id)
cls.vapi.ipsec_interface_add_del_spd(cls.tun_spd_id,
cls.tun_if.sw_if_index)
for _, p in cls.params.items():
cls.config_esp_tun(p)
cls.logger.info(cls.vapi.ppcli("show ipsec"))
for _, p in cls.params.items():
src = socket.inet_pton(p.addr_type, p.remote_tun_if_host)
cls.vapi.ip_add_del_route(
src, p.addr_len, cls.tun_if.remote_addr_n[p.addr_type],
is_ipv6=p.is_ipv6)
@classmethod
def config_esp_tun(cls, params):
addr_type = params.addr_type
is_ipv6 = params.is_ipv6
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
cls.vapi.ipsec_sad_add_del_entry(scapy_tun_sa_id, scapy_tun_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
cls.vpp_esp_protocol,
cls.tun_if.local_addr_n[addr_type],
cls.tun_if.remote_addr_n[addr_type],
is_tunnel=1, is_tunnel_ipv6=is_ipv6)
cls.vapi.ipsec_sad_add_del_entry(vpp_tun_sa_id, vpp_tun_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
cls.vpp_esp_protocol,
cls.tun_if.remote_addr_n[addr_type],
cls.tun_if.local_addr_n[addr_type],
is_tunnel=1, is_tunnel_ipv6=is_ipv6)
l_startaddr = r_startaddr = socket.inet_pton(addr_type, addr_any)
l_stopaddr = r_stopaddr = socket.inet_pton(addr_type, addr_bcast)
cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, is_ipv6=is_ipv6,
protocol=socket.IPPROTO_ESP)
cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, is_outbound=0,
protocol=socket.IPPROTO_ESP,
is_ipv6=is_ipv6)
l_startaddr = l_stopaddr = socket.inet_pton(addr_type,
remote_tun_if_host)
r_startaddr = r_stopaddr = cls.pg1.remote_addr_n[addr_type]
cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, priority=10, policy=3,
is_ipv6=is_ipv6, is_outbound=0)
cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id,
r_startaddr, r_stopaddr, l_startaddr,
l_stopaddr, priority=10, policy=3,
is_ipv6=is_ipv6)
l_startaddr = l_stopaddr = socket.inet_pton(addr_type,
remote_tun_if_host)
r_startaddr = r_stopaddr = cls.pg0.local_addr_n[addr_type]
cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, priority=20, policy=3,
is_outbound=0, is_ipv6=is_ipv6)
cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id,
r_startaddr, r_stopaddr, l_startaddr,
l_stopaddr, priority=20, policy=3,
is_ipv6=is_ipv6)
@classmethod
def config_esp_tra(cls, params):
addr_type = params.addr_type
is_ipv6 = params.is_ipv6
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
cls.vapi.ipsec_sad_add_del_entry(scapy_tra_sa_id, scapy_tra_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
cls.vpp_esp_protocol, is_tunnel=0,
use_anti_replay=1)
cls.vapi.ipsec_sad_add_del_entry(vpp_tra_sa_id, vpp_tra_spi,
auth_algo_vpp_id, auth_key,
crypt_algo_vpp_id, crypt_key,
cls.vpp_esp_protocol, is_tunnel=0,
use_anti_replay=1)
l_startaddr = r_startaddr = socket.inet_pton(addr_type, addr_any)
l_stopaddr = r_stopaddr = socket.inet_pton(addr_type, addr_bcast)
cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, is_ipv6=is_ipv6,
protocol=socket.IPPROTO_ESP)
cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, is_outbound=0,
is_ipv6=is_ipv6,
protocol=socket.IPPROTO_ESP)
l_startaddr = l_stopaddr = cls.tra_if.local_addr_n[addr_type]
r_startaddr = r_stopaddr = cls.tra_if.remote_addr_n[addr_type]
cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, priority=10, policy=3,
is_outbound=0, is_ipv6=is_ipv6)
cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, scapy_tra_sa_id,
l_startaddr, l_stopaddr, r_startaddr,
r_stopaddr, priority=10, policy=3,
is_ipv6=is_ipv6)
class TestIpsecEsp1(TemplateIpsecEsp, IpsecTraTests, IpsecTunTests):
""" Ipsec ESP - TUN & TRA tests """
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"
class TestIpsecEsp2(TemplateIpsecEsp, IpsecTcpTests):
""" Ipsec ESP - TCP tests """
pass
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
|
