Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 1 | import unittest |
| 2 | import socket |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 3 | import copy |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 4 | |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 5 | from scapy.layers.ipsec import ESP |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 6 | from scapy.layers.l2 import Ether, Raw, GRE |
| 7 | from scapy.layers.inet import IP, UDP |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 8 | from scapy.layers.inet6 import IPv6 |
juraj.linkes | 1105766 | 2019-07-08 10:22:55 +0200 | [diff] [blame] | 9 | from framework import VppTestRunner |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 10 | from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \ |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 11 | IpsecTun4, IpsecTun6, IpsecTcpTests, config_tun_params |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 12 | from vpp_ipsec_tun_interface import VppIpsecTunInterface |
| 13 | from vpp_gre_interface import VppGreInterface |
| 14 | from vpp_ipip_tun_interface import VppIpIpTunInterface |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 15 | from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 16 | from vpp_ipsec import VppIpsecSA, VppIpsecTunProtect |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 17 | from vpp_l2 import VppBridgeDomain, VppBridgeDomainPort |
| 18 | from util import ppp |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 19 | from vpp_papi import VppEnum |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 20 | |
| 21 | |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 22 | class TemplateIpsec4TunIfEsp(TemplateIpsec): |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 23 | """ IPsec tunnel interface tests """ |
| 24 | |
| 25 | encryption_type = ESP |
| 26 | |
Paul Vinciguerra | 7f9b7f9 | 2019-03-12 19:23:27 -0700 | [diff] [blame] | 27 | @classmethod |
| 28 | def setUpClass(cls): |
| 29 | super(TemplateIpsec4TunIfEsp, cls).setUpClass() |
| 30 | |
| 31 | @classmethod |
| 32 | def tearDownClass(cls): |
| 33 | super(TemplateIpsec4TunIfEsp, cls).tearDownClass() |
| 34 | |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 35 | def setUp(self): |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 36 | super(TemplateIpsec4TunIfEsp, self).setUp() |
Neale Ranns | 8e4a89b | 2019-01-23 08:16:17 -0800 | [diff] [blame] | 37 | |
| 38 | self.tun_if = self.pg0 |
| 39 | |
Klement Sekera | 611864f | 2018-09-26 11:19:00 +0200 | [diff] [blame] | 40 | p = self.ipv4_params |
Neale Ranns | d7603d9 | 2019-03-28 08:56:10 +0000 | [diff] [blame] | 41 | |
| 42 | p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, |
| 43 | p.scapy_tun_spi, p.crypt_algo_vpp_id, |
| 44 | p.crypt_key, p.crypt_key, |
| 45 | p.auth_algo_vpp_id, p.auth_key, |
| 46 | p.auth_key) |
| 47 | p.tun_if.add_vpp_config() |
| 48 | p.tun_if.admin_up() |
| 49 | p.tun_if.config_ip4() |
| 50 | p.tun_if.config_ip6() |
Neale Ranns | 311124e | 2019-01-24 04:52:25 -0800 | [diff] [blame] | 51 | |
Neale Ranns | 097fa66 | 2018-05-01 05:17:55 -0700 | [diff] [blame] | 52 | r = VppIpRoute(self, p.remote_tun_if_host, 32, |
| 53 | [VppRoutePath(p.tun_if.remote_ip4, |
| 54 | 0xffffffff)]) |
| 55 | r.add_vpp_config() |
| 56 | r = VppIpRoute(self, p.remote_tun_if_host6, 128, |
| 57 | [VppRoutePath(p.tun_if.remote_ip6, |
| 58 | 0xffffffff, |
| 59 | proto=DpoProto.DPO_PROTO_IP6)]) |
| 60 | r.add_vpp_config() |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 61 | |
| 62 | def tearDown(self): |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 63 | super(TemplateIpsec4TunIfEsp, self).tearDown() |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 64 | |
| 65 | |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 66 | class TemplateIpsec4TunIfEspUdp(TemplateIpsec): |
| 67 | """ IPsec UDP tunnel interface tests """ |
| 68 | |
| 69 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
| 70 | tun4_decrypt_node_name = "esp4-decrypt" |
| 71 | encryption_type = ESP |
| 72 | |
| 73 | @classmethod |
| 74 | def setUpClass(cls): |
| 75 | super(TemplateIpsec4TunIfEspUdp, cls).setUpClass() |
| 76 | |
| 77 | @classmethod |
| 78 | def tearDownClass(cls): |
| 79 | super(TemplateIpsec4TunIfEspUdp, cls).tearDownClass() |
| 80 | |
| 81 | def setUp(self): |
| 82 | super(TemplateIpsec4TunIfEspUdp, self).setUp() |
| 83 | |
| 84 | self.tun_if = self.pg0 |
| 85 | |
| 86 | p = self.ipv4_params |
| 87 | p.flags = (VppEnum.vl_api_ipsec_sad_flags_t. |
| 88 | IPSEC_API_SAD_FLAG_UDP_ENCAP) |
| 89 | p.nat_header = UDP(sport=5454, dport=4500) |
| 90 | |
| 91 | p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, |
| 92 | p.scapy_tun_spi, p.crypt_algo_vpp_id, |
| 93 | p.crypt_key, p.crypt_key, |
| 94 | p.auth_algo_vpp_id, p.auth_key, |
| 95 | p.auth_key, udp_encap=True) |
| 96 | p.tun_if.add_vpp_config() |
| 97 | p.tun_if.admin_up() |
| 98 | p.tun_if.config_ip4() |
| 99 | p.tun_if.config_ip6() |
| 100 | |
| 101 | r = VppIpRoute(self, p.remote_tun_if_host, 32, |
| 102 | [VppRoutePath(p.tun_if.remote_ip4, |
| 103 | 0xffffffff)]) |
| 104 | r.add_vpp_config() |
| 105 | r = VppIpRoute(self, p.remote_tun_if_host6, 128, |
| 106 | [VppRoutePath(p.tun_if.remote_ip6, |
| 107 | 0xffffffff, |
| 108 | proto=DpoProto.DPO_PROTO_IP6)]) |
| 109 | r.add_vpp_config() |
| 110 | |
| 111 | def tearDown(self): |
| 112 | super(TemplateIpsec4TunIfEspUdp, self).tearDown() |
| 113 | |
| 114 | |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 115 | class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests): |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 116 | """ Ipsec ESP - TUN tests """ |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 117 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
Klement Sekera | b4d3053 | 2018-11-08 13:00:02 +0100 | [diff] [blame] | 118 | tun4_decrypt_node_name = "esp4-decrypt" |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 119 | |
Neale Ranns | 987aea8 | 2019-03-27 13:40:35 +0000 | [diff] [blame] | 120 | def test_tun_basic64(self): |
| 121 | """ ipsec 6o4 tunnel basic test """ |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 122 | self.tun4_encrypt_node_name = "esp6-encrypt-tun" |
| 123 | |
Neale Ranns | 987aea8 | 2019-03-27 13:40:35 +0000 | [diff] [blame] | 124 | self.verify_tun_64(self.params[socket.AF_INET], count=1) |
| 125 | |
| 126 | def test_tun_burst64(self): |
| 127 | """ ipsec 6o4 tunnel basic test """ |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 128 | self.tun4_encrypt_node_name = "esp6-encrypt-tun" |
| 129 | |
Neale Ranns | 987aea8 | 2019-03-27 13:40:35 +0000 | [diff] [blame] | 130 | self.verify_tun_64(self.params[socket.AF_INET], count=257) |
| 131 | |
Neale Ranns | d7603d9 | 2019-03-28 08:56:10 +0000 | [diff] [blame] | 132 | def test_tun_basic_frag44(self): |
| 133 | """ ipsec 4o4 tunnel frag basic test """ |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 134 | self.tun4_encrypt_node_name = "esp4-encrypt-tun" |
| 135 | |
Neale Ranns | d7603d9 | 2019-03-28 08:56:10 +0000 | [diff] [blame] | 136 | p = self.ipv4_params |
| 137 | |
| 138 | self.vapi.sw_interface_set_mtu(p.tun_if.sw_if_index, |
| 139 | [1500, 0, 0, 0]) |
| 140 | self.verify_tun_44(self.params[socket.AF_INET], |
| 141 | count=1, payload_size=1800, n_rx=2) |
| 142 | self.vapi.sw_interface_set_mtu(p.tun_if.sw_if_index, |
| 143 | [9000, 0, 0, 0]) |
| 144 | |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 145 | |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 146 | class TestIpsec4TunIfEspUdp(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests): |
| 147 | """ Ipsec ESP UDP tests """ |
| 148 | |
| 149 | tun4_input_node = "ipsec4-if-input" |
| 150 | |
| 151 | def test_keepalive(self): |
| 152 | """ IPSEC NAT Keepalive """ |
| 153 | self.verify_keepalive(self.ipv4_params) |
| 154 | |
| 155 | |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 156 | class TestIpsec4TunIfEsp2(TemplateIpsec4TunIfEsp, IpsecTcpTests): |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 157 | """ Ipsec ESP - TCP tests """ |
| 158 | pass |
| 159 | |
| 160 | |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 161 | class TemplateIpsec6TunIfEsp(TemplateIpsec): |
| 162 | """ IPsec tunnel interface tests """ |
| 163 | |
| 164 | encryption_type = ESP |
| 165 | |
| 166 | def setUp(self): |
| 167 | super(TemplateIpsec6TunIfEsp, self).setUp() |
| 168 | |
| 169 | self.tun_if = self.pg0 |
| 170 | |
| 171 | p = self.ipv6_params |
| 172 | tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, |
| 173 | p.scapy_tun_spi, p.crypt_algo_vpp_id, |
| 174 | p.crypt_key, p.crypt_key, |
| 175 | p.auth_algo_vpp_id, p.auth_key, |
| 176 | p.auth_key, is_ip6=True) |
| 177 | tun_if.add_vpp_config() |
| 178 | tun_if.admin_up() |
| 179 | tun_if.config_ip6() |
Neale Ranns | 987aea8 | 2019-03-27 13:40:35 +0000 | [diff] [blame] | 180 | tun_if.config_ip4() |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 181 | |
Neale Ranns | 097fa66 | 2018-05-01 05:17:55 -0700 | [diff] [blame] | 182 | r = VppIpRoute(self, p.remote_tun_if_host, 128, |
| 183 | [VppRoutePath(tun_if.remote_ip6, |
| 184 | 0xffffffff, |
| 185 | proto=DpoProto.DPO_PROTO_IP6)]) |
| 186 | r.add_vpp_config() |
| 187 | r = VppIpRoute(self, p.remote_tun_if_host4, 32, |
| 188 | [VppRoutePath(tun_if.remote_ip4, |
| 189 | 0xffffffff)]) |
| 190 | r.add_vpp_config() |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 191 | |
| 192 | def tearDown(self): |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 193 | super(TemplateIpsec6TunIfEsp, self).tearDown() |
| 194 | |
| 195 | |
| 196 | class TestIpsec6TunIfEsp1(TemplateIpsec6TunIfEsp, IpsecTun6Tests): |
| 197 | """ Ipsec ESP - TUN tests """ |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 198 | tun6_encrypt_node_name = "esp6-encrypt-tun" |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 199 | tun6_decrypt_node_name = "esp6-decrypt" |
| 200 | |
Neale Ranns | 987aea8 | 2019-03-27 13:40:35 +0000 | [diff] [blame] | 201 | def test_tun_basic46(self): |
| 202 | """ ipsec 4o6 tunnel basic test """ |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 203 | self.tun6_encrypt_node_name = "esp4-encrypt-tun" |
Neale Ranns | 987aea8 | 2019-03-27 13:40:35 +0000 | [diff] [blame] | 204 | self.verify_tun_46(self.params[socket.AF_INET6], count=1) |
| 205 | |
| 206 | def test_tun_burst46(self): |
| 207 | """ ipsec 4o6 tunnel burst test """ |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 208 | self.tun6_encrypt_node_name = "esp4-encrypt-tun" |
Neale Ranns | 987aea8 | 2019-03-27 13:40:35 +0000 | [diff] [blame] | 209 | self.verify_tun_46(self.params[socket.AF_INET6], count=257) |
| 210 | |
Kingwel Xie | 1ba5bc8 | 2019-03-20 07:21:58 -0400 | [diff] [blame] | 211 | |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 212 | class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): |
| 213 | """ IPsec IPv4 Multi Tunnel interface """ |
| 214 | |
| 215 | encryption_type = ESP |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 216 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 217 | tun4_decrypt_node_name = "esp4-decrypt" |
| 218 | |
| 219 | def setUp(self): |
| 220 | super(TestIpsec4MultiTunIfEsp, self).setUp() |
| 221 | |
| 222 | self.tun_if = self.pg0 |
| 223 | |
| 224 | self.multi_params = [] |
| 225 | |
| 226 | for ii in range(10): |
| 227 | p = copy.copy(self.ipv4_params) |
| 228 | |
| 229 | p.remote_tun_if_host = "1.1.1.%d" % (ii + 1) |
| 230 | p.scapy_tun_sa_id = p.scapy_tun_sa_id + ii |
| 231 | p.scapy_tun_spi = p.scapy_tun_spi + ii |
| 232 | p.vpp_tun_sa_id = p.vpp_tun_sa_id + ii |
| 233 | p.vpp_tun_spi = p.vpp_tun_spi + ii |
| 234 | |
| 235 | p.scapy_tra_sa_id = p.scapy_tra_sa_id + ii |
| 236 | p.scapy_tra_spi = p.scapy_tra_spi + ii |
| 237 | p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii |
| 238 | p.vpp_tra_spi = p.vpp_tra_spi + ii |
| 239 | |
| 240 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 241 | self.multi_params.append(p) |
| 242 | |
| 243 | p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, |
| 244 | p.scapy_tun_spi, |
| 245 | p.crypt_algo_vpp_id, |
| 246 | p.crypt_key, p.crypt_key, |
| 247 | p.auth_algo_vpp_id, p.auth_key, |
| 248 | p.auth_key) |
| 249 | p.tun_if.add_vpp_config() |
| 250 | p.tun_if.admin_up() |
| 251 | p.tun_if.config_ip4() |
| 252 | |
| 253 | VppIpRoute(self, p.remote_tun_if_host, 32, |
| 254 | [VppRoutePath(p.tun_if.remote_ip4, |
| 255 | 0xffffffff)]).add_vpp_config() |
| 256 | |
| 257 | def tearDown(self): |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 258 | super(TestIpsec4MultiTunIfEsp, self).tearDown() |
| 259 | |
| 260 | def test_tun_44(self): |
| 261 | """Multiple IPSEC tunnel interfaces """ |
| 262 | for p in self.multi_params: |
| 263 | self.verify_tun_44(p, count=127) |
| 264 | c = p.tun_if.get_rx_stats() |
| 265 | self.assertEqual(c['packets'], 127) |
| 266 | c = p.tun_if.get_tx_stats() |
| 267 | self.assertEqual(c['packets'], 127) |
| 268 | |
| 269 | |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 270 | class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): |
| 271 | """ IPsec IPv4 Tunnel interface all Algos """ |
| 272 | |
| 273 | encryption_type = ESP |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 274 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 275 | tun4_decrypt_node_name = "esp4-decrypt" |
| 276 | |
| 277 | def config_network(self, p): |
| 278 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 279 | |
| 280 | p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, |
| 281 | p.scapy_tun_spi, |
| 282 | p.crypt_algo_vpp_id, |
| 283 | p.crypt_key, p.crypt_key, |
| 284 | p.auth_algo_vpp_id, p.auth_key, |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 285 | p.auth_key, |
| 286 | salt=p.salt) |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 287 | p.tun_if.add_vpp_config() |
| 288 | p.tun_if.admin_up() |
| 289 | p.tun_if.config_ip4() |
| 290 | self.logger.info(self.vapi.cli("sh ipsec sa 0")) |
| 291 | self.logger.info(self.vapi.cli("sh ipsec sa 1")) |
| 292 | |
| 293 | p.route = VppIpRoute(self, p.remote_tun_if_host, 32, |
| 294 | [VppRoutePath(p.tun_if.remote_ip4, |
| 295 | 0xffffffff)]) |
| 296 | p.route.add_vpp_config() |
| 297 | |
| 298 | def unconfig_network(self, p): |
| 299 | p.tun_if.unconfig_ip4() |
| 300 | p.tun_if.remove_vpp_config() |
| 301 | p.route.remove_vpp_config() |
| 302 | |
| 303 | def setUp(self): |
| 304 | super(TestIpsec4TunIfEspAll, self).setUp() |
| 305 | |
| 306 | self.tun_if = self.pg0 |
| 307 | |
| 308 | def tearDown(self): |
| 309 | super(TestIpsec4TunIfEspAll, self).tearDown() |
| 310 | |
Neale Ranns | d6c9e82 | 2019-04-17 16:29:00 -0700 | [diff] [blame] | 311 | def rekey(self, p): |
| 312 | # |
| 313 | # change the key and the SPI |
| 314 | # |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 315 | p.crypt_key = b'X' + p.crypt_key[1:] |
Neale Ranns | d6c9e82 | 2019-04-17 16:29:00 -0700 | [diff] [blame] | 316 | p.scapy_tun_spi += 1 |
| 317 | p.scapy_tun_sa_id += 1 |
| 318 | p.vpp_tun_spi += 1 |
| 319 | p.vpp_tun_sa_id += 1 |
| 320 | p.tun_if.local_spi = p.vpp_tun_spi |
| 321 | p.tun_if.remote_spi = p.scapy_tun_spi |
| 322 | |
| 323 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 324 | |
| 325 | p.tun_sa_in = VppIpsecSA(self, |
| 326 | p.scapy_tun_sa_id, |
| 327 | p.scapy_tun_spi, |
| 328 | p.auth_algo_vpp_id, |
| 329 | p.auth_key, |
| 330 | p.crypt_algo_vpp_id, |
| 331 | p.crypt_key, |
| 332 | self.vpp_esp_protocol, |
| 333 | self.tun_if.local_addr[p.addr_type], |
| 334 | self.tun_if.remote_addr[p.addr_type], |
| 335 | flags=p.flags, |
| 336 | salt=p.salt) |
| 337 | p.tun_sa_out = VppIpsecSA(self, |
| 338 | p.vpp_tun_sa_id, |
| 339 | p.vpp_tun_spi, |
| 340 | p.auth_algo_vpp_id, |
| 341 | p.auth_key, |
| 342 | p.crypt_algo_vpp_id, |
| 343 | p.crypt_key, |
| 344 | self.vpp_esp_protocol, |
| 345 | self.tun_if.remote_addr[p.addr_type], |
| 346 | self.tun_if.local_addr[p.addr_type], |
| 347 | flags=p.flags, |
| 348 | salt=p.salt) |
| 349 | p.tun_sa_in.add_vpp_config() |
| 350 | p.tun_sa_out.add_vpp_config() |
| 351 | |
| 352 | self.vapi.ipsec_tunnel_if_set_sa(sw_if_index=p.tun_if.sw_if_index, |
| 353 | sa_id=p.tun_sa_in.id, |
| 354 | is_outbound=1) |
| 355 | self.vapi.ipsec_tunnel_if_set_sa(sw_if_index=p.tun_if.sw_if_index, |
| 356 | sa_id=p.tun_sa_out.id, |
| 357 | is_outbound=0) |
| 358 | self.logger.info(self.vapi.cli("sh ipsec sa")) |
| 359 | |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 360 | def test_tun_44(self): |
| 361 | """IPSEC tunnel all algos """ |
| 362 | |
| 363 | # foreach VPP crypto engine |
| 364 | engines = ["ia32", "ipsecmb", "openssl"] |
| 365 | |
| 366 | # foreach crypto algorithm |
| 367 | algos = [{'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. |
| 368 | IPSEC_API_CRYPTO_ALG_AES_GCM_128), |
| 369 | 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. |
| 370 | IPSEC_API_INTEG_ALG_NONE), |
| 371 | 'scapy-crypto': "AES-GCM", |
| 372 | 'scapy-integ': "NULL", |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 373 | 'key': b"JPjyOWBeVEQiMe7h", |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 374 | 'salt': 3333}, |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 375 | {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. |
| 376 | IPSEC_API_CRYPTO_ALG_AES_GCM_192), |
| 377 | 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. |
| 378 | IPSEC_API_INTEG_ALG_NONE), |
| 379 | 'scapy-crypto': "AES-GCM", |
| 380 | 'scapy-integ': "NULL", |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 381 | 'key': b"JPjyOWBeVEQiMe7hJPjyOWBe", |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 382 | 'salt': 0}, |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 383 | {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. |
| 384 | IPSEC_API_CRYPTO_ALG_AES_GCM_256), |
| 385 | 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. |
| 386 | IPSEC_API_INTEG_ALG_NONE), |
| 387 | 'scapy-crypto': "AES-GCM", |
| 388 | 'scapy-integ': "NULL", |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 389 | 'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h", |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 390 | 'salt': 9999}, |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 391 | {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. |
| 392 | IPSEC_API_CRYPTO_ALG_AES_CBC_128), |
| 393 | 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. |
| 394 | IPSEC_API_INTEG_ALG_SHA1_96), |
| 395 | 'scapy-crypto': "AES-CBC", |
| 396 | 'scapy-integ': "HMAC-SHA1-96", |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 397 | 'salt': 0, |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 398 | 'key': b"JPjyOWBeVEQiMe7h"}, |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 399 | {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. |
| 400 | IPSEC_API_CRYPTO_ALG_AES_CBC_192), |
| 401 | 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. |
| 402 | IPSEC_API_INTEG_ALG_SHA1_96), |
| 403 | 'scapy-crypto': "AES-CBC", |
| 404 | 'scapy-integ': "HMAC-SHA1-96", |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 405 | 'salt': 0, |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 406 | 'key': b"JPjyOWBeVEQiMe7hJPjyOWBe"}, |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 407 | {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. |
| 408 | IPSEC_API_CRYPTO_ALG_AES_CBC_256), |
| 409 | 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. |
| 410 | IPSEC_API_INTEG_ALG_SHA1_96), |
| 411 | 'scapy-crypto': "AES-CBC", |
| 412 | 'scapy-integ': "HMAC-SHA1-96", |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 413 | 'salt': 0, |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 414 | 'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"}, |
Neale Ranns | 2cdcd0c | 2019-08-27 12:26:14 +0000 | [diff] [blame] | 415 | {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. |
| 416 | IPSEC_API_CRYPTO_ALG_NONE), |
| 417 | 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. |
| 418 | IPSEC_API_INTEG_ALG_SHA1_96), |
| 419 | 'scapy-crypto': "NULL", |
| 420 | 'scapy-integ': "HMAC-SHA1-96", |
| 421 | 'salt': 0, |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 422 | 'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"}] |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 423 | |
| 424 | for engine in engines: |
| 425 | self.vapi.cli("set crypto handler all %s" % engine) |
| 426 | |
| 427 | # |
| 428 | # loop through each of the algorithms |
| 429 | # |
| 430 | for algo in algos: |
| 431 | # with self.subTest(algo=algo['scapy']): |
| 432 | |
| 433 | p = copy.copy(self.ipv4_params) |
| 434 | p.auth_algo_vpp_id = algo['vpp-integ'] |
| 435 | p.crypt_algo_vpp_id = algo['vpp-crypto'] |
| 436 | p.crypt_algo = algo['scapy-crypto'] |
| 437 | p.auth_algo = algo['scapy-integ'] |
| 438 | p.crypt_key = algo['key'] |
Neale Ranns | 80f6fd5 | 2019-04-16 02:41:34 +0000 | [diff] [blame] | 439 | p.salt = algo['salt'] |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 440 | |
| 441 | self.config_network(p) |
| 442 | |
| 443 | self.verify_tun_44(p, count=127) |
| 444 | c = p.tun_if.get_rx_stats() |
| 445 | self.assertEqual(c['packets'], 127) |
| 446 | c = p.tun_if.get_tx_stats() |
| 447 | self.assertEqual(c['packets'], 127) |
| 448 | |
Neale Ranns | d6c9e82 | 2019-04-17 16:29:00 -0700 | [diff] [blame] | 449 | # |
| 450 | # rekey the tunnel |
| 451 | # |
| 452 | self.rekey(p) |
| 453 | self.verify_tun_44(p, count=127) |
| 454 | |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 455 | self.unconfig_network(p) |
Neale Ranns | d6c9e82 | 2019-04-17 16:29:00 -0700 | [diff] [blame] | 456 | p.tun_sa_out.remove_vpp_config() |
| 457 | p.tun_sa_in.remove_vpp_config() |
Neale Ranns | 47feb11 | 2019-04-11 15:14:07 +0000 | [diff] [blame] | 458 | |
| 459 | |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 460 | class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): |
Paul Vinciguerra | 8feeaff | 2019-03-27 11:25:48 -0700 | [diff] [blame] | 461 | """ IPsec IPv6 Multi Tunnel interface """ |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 462 | |
| 463 | encryption_type = ESP |
Klement Sekera | 6aa58b7 | 2019-05-16 14:34:55 +0200 | [diff] [blame] | 464 | tun6_encrypt_node_name = "esp6-encrypt-tun" |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 465 | tun6_decrypt_node_name = "esp6-decrypt" |
| 466 | |
| 467 | def setUp(self): |
| 468 | super(TestIpsec6MultiTunIfEsp, self).setUp() |
| 469 | |
| 470 | self.tun_if = self.pg0 |
| 471 | |
| 472 | self.multi_params = [] |
| 473 | |
| 474 | for ii in range(10): |
| 475 | p = copy.copy(self.ipv6_params) |
| 476 | |
| 477 | p.remote_tun_if_host = "1111::%d" % (ii + 1) |
| 478 | p.scapy_tun_sa_id = p.scapy_tun_sa_id + ii |
| 479 | p.scapy_tun_spi = p.scapy_tun_spi + ii |
| 480 | p.vpp_tun_sa_id = p.vpp_tun_sa_id + ii |
| 481 | p.vpp_tun_spi = p.vpp_tun_spi + ii |
| 482 | |
| 483 | p.scapy_tra_sa_id = p.scapy_tra_sa_id + ii |
| 484 | p.scapy_tra_spi = p.scapy_tra_spi + ii |
| 485 | p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii |
| 486 | p.vpp_tra_spi = p.vpp_tra_spi + ii |
| 487 | |
| 488 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 489 | self.multi_params.append(p) |
| 490 | |
| 491 | p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, |
| 492 | p.scapy_tun_spi, |
| 493 | p.crypt_algo_vpp_id, |
| 494 | p.crypt_key, p.crypt_key, |
| 495 | p.auth_algo_vpp_id, p.auth_key, |
| 496 | p.auth_key, is_ip6=True) |
| 497 | p.tun_if.add_vpp_config() |
| 498 | p.tun_if.admin_up() |
| 499 | p.tun_if.config_ip6() |
| 500 | |
Neale Ranns | 097fa66 | 2018-05-01 05:17:55 -0700 | [diff] [blame] | 501 | r = VppIpRoute(self, p.remote_tun_if_host, 128, |
| 502 | [VppRoutePath(p.tun_if.remote_ip6, |
| 503 | 0xffffffff, |
| 504 | proto=DpoProto.DPO_PROTO_IP6)]) |
| 505 | r.add_vpp_config() |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 506 | |
| 507 | def tearDown(self): |
Neale Ranns | 2ac885c | 2019-03-20 18:24:43 +0000 | [diff] [blame] | 508 | super(TestIpsec6MultiTunIfEsp, self).tearDown() |
| 509 | |
| 510 | def test_tun_66(self): |
| 511 | """Multiple IPSEC tunnel interfaces """ |
| 512 | for p in self.multi_params: |
| 513 | self.verify_tun_66(p, count=127) |
| 514 | c = p.tun_if.get_rx_stats() |
| 515 | self.assertEqual(c['packets'], 127) |
| 516 | c = p.tun_if.get_tx_stats() |
| 517 | self.assertEqual(c['packets'], 127) |
| 518 | |
| 519 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 520 | class TestIpsecGreTebIfEsp(TemplateIpsec, |
| 521 | IpsecTun4Tests): |
| 522 | """ Ipsec GRE TEB ESP - TUN tests """ |
| 523 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
| 524 | tun4_decrypt_node_name = "esp4-decrypt-tun" |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 525 | encryption_type = ESP |
| 526 | omac = "00:11:22:33:44:55" |
| 527 | |
| 528 | def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1, |
| 529 | payload_size=100): |
| 530 | return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / |
| 531 | sa.encrypt(IP(src=self.pg0.remote_ip4, |
| 532 | dst=self.pg0.local_ip4) / |
| 533 | GRE() / |
| 534 | Ether(dst=self.omac) / |
| 535 | IP(src="1.1.1.1", dst="1.1.1.2") / |
| 536 | UDP(sport=1144, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 537 | Raw(b'X' * payload_size)) |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 538 | for i in range(count)] |
| 539 | |
| 540 | def gen_pkts(self, sw_intf, src, dst, count=1, |
| 541 | payload_size=100): |
| 542 | return [Ether(dst=self.omac) / |
| 543 | IP(src="1.1.1.1", dst="1.1.1.2") / |
| 544 | UDP(sport=1144, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 545 | Raw(b'X' * payload_size) |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 546 | for i in range(count)] |
| 547 | |
| 548 | def verify_decrypted(self, p, rxs): |
| 549 | for rx in rxs: |
| 550 | self.assert_equal(rx[Ether].dst, self.omac) |
| 551 | self.assert_equal(rx[IP].dst, "1.1.1.2") |
| 552 | |
| 553 | def verify_encrypted(self, p, sa, rxs): |
| 554 | for rx in rxs: |
| 555 | try: |
| 556 | pkt = sa.decrypt(rx[IP]) |
| 557 | if not pkt.haslayer(IP): |
| 558 | pkt = IP(pkt[Raw].load) |
| 559 | self.assert_packet_checksums_valid(pkt) |
| 560 | self.assert_equal(pkt[IP].dst, self.pg0.remote_ip4) |
| 561 | self.assert_equal(pkt[IP].src, self.pg0.local_ip4) |
| 562 | self.assertTrue(pkt.haslayer(GRE)) |
| 563 | e = pkt[Ether] |
| 564 | self.assertEqual(e[Ether].dst, self.omac) |
| 565 | self.assertEqual(e[IP].dst, "1.1.1.2") |
| 566 | except (IndexError, AssertionError): |
| 567 | self.logger.debug(ppp("Unexpected packet:", rx)) |
| 568 | try: |
| 569 | self.logger.debug(ppp("Decrypted packet:", pkt)) |
| 570 | except: |
| 571 | pass |
| 572 | raise |
| 573 | |
| 574 | def setUp(self): |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 575 | super(TestIpsecGreTebIfEsp, self).setUp() |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 576 | |
| 577 | self.tun_if = self.pg0 |
| 578 | |
| 579 | p = self.ipv4_params |
| 580 | |
| 581 | bd1 = VppBridgeDomain(self, 1) |
| 582 | bd1.add_vpp_config() |
| 583 | |
| 584 | p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, |
| 585 | p.auth_algo_vpp_id, p.auth_key, |
| 586 | p.crypt_algo_vpp_id, p.crypt_key, |
| 587 | self.vpp_esp_protocol, |
| 588 | self.pg0.local_ip4, |
| 589 | self.pg0.remote_ip4) |
| 590 | p.tun_sa_out.add_vpp_config() |
| 591 | |
| 592 | p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, |
| 593 | p.auth_algo_vpp_id, p.auth_key, |
| 594 | p.crypt_algo_vpp_id, p.crypt_key, |
| 595 | self.vpp_esp_protocol, |
| 596 | self.pg0.remote_ip4, |
| 597 | self.pg0.local_ip4) |
| 598 | p.tun_sa_in.add_vpp_config() |
| 599 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 600 | self.tun = VppGreInterface(self, |
| 601 | self.pg0.local_ip4, |
| 602 | self.pg0.remote_ip4, |
| 603 | type=(VppEnum.vl_api_gre_tunnel_type_t. |
| 604 | GRE_API_TUNNEL_TYPE_TEB)) |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 605 | self.tun.add_vpp_config() |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 606 | |
| 607 | p.tun_protect = VppIpsecTunProtect(self, |
| 608 | self.tun, |
| 609 | p.tun_sa_out, |
| 610 | [p.tun_sa_in]) |
| 611 | |
| 612 | p.tun_protect.add_vpp_config() |
| 613 | |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 614 | self.tun.admin_up() |
| 615 | self.tun.config_ip4() |
| 616 | |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 617 | VppBridgeDomainPort(self, bd1, self.tun).add_vpp_config() |
| 618 | VppBridgeDomainPort(self, bd1, self.pg1).add_vpp_config() |
| 619 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 620 | self.vapi.cli("clear ipsec sa") |
| 621 | |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 622 | def tearDown(self): |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 623 | self.tun.unconfig_ip4() |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 624 | super(TestIpsecGreTebIfEsp, self).tearDown() |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 625 | |
| 626 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 627 | class TestIpsecGreIfEsp(TemplateIpsec, |
| 628 | IpsecTun4Tests): |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 629 | """ Ipsec GRE ESP - TUN tests """ |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 630 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
| 631 | tun4_decrypt_node_name = "esp4-decrypt-tun" |
| 632 | encryption_type = ESP |
| 633 | |
| 634 | def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1, |
| 635 | payload_size=100): |
| 636 | return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / |
| 637 | sa.encrypt(IP(src=self.pg0.remote_ip4, |
| 638 | dst=self.pg0.local_ip4) / |
| 639 | GRE() / |
| 640 | IP(src=self.pg1.local_ip4, |
| 641 | dst=self.pg1.remote_ip4) / |
| 642 | UDP(sport=1144, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 643 | Raw(b'X' * payload_size)) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 644 | for i in range(count)] |
| 645 | |
| 646 | def gen_pkts(self, sw_intf, src, dst, count=1, |
| 647 | payload_size=100): |
| 648 | return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / |
| 649 | IP(src="1.1.1.1", dst="1.1.1.2") / |
| 650 | UDP(sport=1144, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 651 | Raw(b'X' * payload_size) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 652 | for i in range(count)] |
| 653 | |
| 654 | def verify_decrypted(self, p, rxs): |
| 655 | for rx in rxs: |
| 656 | self.assert_equal(rx[Ether].dst, self.pg1.remote_mac) |
| 657 | self.assert_equal(rx[IP].dst, self.pg1.remote_ip4) |
| 658 | |
| 659 | def verify_encrypted(self, p, sa, rxs): |
| 660 | for rx in rxs: |
| 661 | try: |
| 662 | pkt = sa.decrypt(rx[IP]) |
| 663 | if not pkt.haslayer(IP): |
| 664 | pkt = IP(pkt[Raw].load) |
| 665 | self.assert_packet_checksums_valid(pkt) |
| 666 | self.assert_equal(pkt[IP].dst, self.pg0.remote_ip4) |
| 667 | self.assert_equal(pkt[IP].src, self.pg0.local_ip4) |
| 668 | self.assertTrue(pkt.haslayer(GRE)) |
| 669 | e = pkt[GRE] |
| 670 | self.assertEqual(e[IP].dst, "1.1.1.2") |
| 671 | except (IndexError, AssertionError): |
| 672 | self.logger.debug(ppp("Unexpected packet:", rx)) |
| 673 | try: |
| 674 | self.logger.debug(ppp("Decrypted packet:", pkt)) |
| 675 | except: |
| 676 | pass |
| 677 | raise |
| 678 | |
| 679 | def setUp(self): |
| 680 | super(TestIpsecGreIfEsp, self).setUp() |
| 681 | |
| 682 | self.tun_if = self.pg0 |
| 683 | |
| 684 | p = self.ipv4_params |
| 685 | |
| 686 | bd1 = VppBridgeDomain(self, 1) |
| 687 | bd1.add_vpp_config() |
| 688 | |
| 689 | p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, |
| 690 | p.auth_algo_vpp_id, p.auth_key, |
| 691 | p.crypt_algo_vpp_id, p.crypt_key, |
| 692 | self.vpp_esp_protocol, |
| 693 | self.pg0.local_ip4, |
| 694 | self.pg0.remote_ip4) |
| 695 | p.tun_sa_out.add_vpp_config() |
| 696 | |
| 697 | p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, |
| 698 | p.auth_algo_vpp_id, p.auth_key, |
| 699 | p.crypt_algo_vpp_id, p.crypt_key, |
| 700 | self.vpp_esp_protocol, |
| 701 | self.pg0.remote_ip4, |
| 702 | self.pg0.local_ip4) |
| 703 | p.tun_sa_in.add_vpp_config() |
| 704 | |
| 705 | self.tun = VppGreInterface(self, |
| 706 | self.pg0.local_ip4, |
| 707 | self.pg0.remote_ip4) |
| 708 | self.tun.add_vpp_config() |
| 709 | |
| 710 | p.tun_protect = VppIpsecTunProtect(self, |
| 711 | self.tun, |
| 712 | p.tun_sa_out, |
| 713 | [p.tun_sa_in]) |
| 714 | p.tun_protect.add_vpp_config() |
| 715 | |
| 716 | self.tun.admin_up() |
| 717 | self.tun.config_ip4() |
| 718 | |
| 719 | VppIpRoute(self, "1.1.1.2", 32, |
| 720 | [VppRoutePath(self.tun.remote_ip4, |
| 721 | 0xffffffff)]).add_vpp_config() |
| 722 | |
| 723 | def tearDown(self): |
| 724 | self.tun.unconfig_ip4() |
| 725 | super(TestIpsecGreIfEsp, self).tearDown() |
| 726 | |
| 727 | |
| 728 | class TemplateIpsec4TunProtect(object): |
| 729 | """ IPsec IPv4 Tunnel protect """ |
| 730 | |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 731 | encryption_type = ESP |
| 732 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
| 733 | tun4_decrypt_node_name = "esp4-decrypt-tun" |
| 734 | tun4_input_node = "ipsec4-tun-input" |
| 735 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 736 | def config_sa_tra(self, p): |
| 737 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 738 | |
| 739 | p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, |
| 740 | p.auth_algo_vpp_id, p.auth_key, |
| 741 | p.crypt_algo_vpp_id, p.crypt_key, |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 742 | self.vpp_esp_protocol, |
| 743 | flags=p.flags) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 744 | p.tun_sa_out.add_vpp_config() |
| 745 | |
| 746 | p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, |
| 747 | p.auth_algo_vpp_id, p.auth_key, |
| 748 | p.crypt_algo_vpp_id, p.crypt_key, |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 749 | self.vpp_esp_protocol, |
| 750 | flags=p.flags) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 751 | p.tun_sa_in.add_vpp_config() |
| 752 | |
| 753 | def config_sa_tun(self, p): |
| 754 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 755 | |
| 756 | p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, |
| 757 | p.auth_algo_vpp_id, p.auth_key, |
| 758 | p.crypt_algo_vpp_id, p.crypt_key, |
| 759 | self.vpp_esp_protocol, |
| 760 | self.tun_if.remote_addr[p.addr_type], |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 761 | self.tun_if.local_addr[p.addr_type], |
| 762 | flags=p.flags) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 763 | p.tun_sa_out.add_vpp_config() |
| 764 | |
| 765 | p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, |
| 766 | p.auth_algo_vpp_id, p.auth_key, |
| 767 | p.crypt_algo_vpp_id, p.crypt_key, |
| 768 | self.vpp_esp_protocol, |
| 769 | self.tun_if.remote_addr[p.addr_type], |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 770 | self.tun_if.local_addr[p.addr_type], |
| 771 | flags=p.flags) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 772 | p.tun_sa_in.add_vpp_config() |
| 773 | |
| 774 | def config_protect(self, p): |
| 775 | p.tun_protect = VppIpsecTunProtect(self, |
| 776 | p.tun_if, |
| 777 | p.tun_sa_out, |
| 778 | [p.tun_sa_in]) |
| 779 | p.tun_protect.add_vpp_config() |
| 780 | |
| 781 | def config_network(self, p): |
| 782 | p.tun_if = VppIpIpTunInterface(self, self.pg0, |
| 783 | self.pg0.local_ip4, |
| 784 | self.pg0.remote_ip4) |
| 785 | p.tun_if.add_vpp_config() |
| 786 | p.tun_if.admin_up() |
| 787 | p.tun_if.config_ip4() |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 788 | p.tun_if.config_ip6() |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 789 | |
| 790 | p.route = VppIpRoute(self, p.remote_tun_if_host, 32, |
| 791 | [VppRoutePath(p.tun_if.remote_ip4, |
| 792 | 0xffffffff)]) |
| 793 | p.route.add_vpp_config() |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 794 | r = VppIpRoute(self, p.remote_tun_if_host6, 128, |
| 795 | [VppRoutePath(p.tun_if.remote_ip6, |
| 796 | 0xffffffff, |
| 797 | proto=DpoProto.DPO_PROTO_IP6)]) |
| 798 | r.add_vpp_config() |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 799 | |
| 800 | def unconfig_network(self, p): |
| 801 | p.route.remove_vpp_config() |
| 802 | p.tun_if.remove_vpp_config() |
| 803 | |
| 804 | def unconfig_protect(self, p): |
| 805 | p.tun_protect.remove_vpp_config() |
| 806 | |
| 807 | def unconfig_sa(self, p): |
| 808 | p.tun_sa_out.remove_vpp_config() |
| 809 | p.tun_sa_in.remove_vpp_config() |
| 810 | |
| 811 | |
| 812 | class TestIpsec4TunProtect(TemplateIpsec, |
| 813 | TemplateIpsec4TunProtect, |
| 814 | IpsecTun4): |
| 815 | """ IPsec IPv4 Tunnel protect - transport mode""" |
| 816 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 817 | def setUp(self): |
| 818 | super(TestIpsec4TunProtect, self).setUp() |
| 819 | |
| 820 | self.tun_if = self.pg0 |
| 821 | |
| 822 | def tearDown(self): |
| 823 | super(TestIpsec4TunProtect, self).tearDown() |
| 824 | |
| 825 | def test_tun_44(self): |
| 826 | """IPSEC tunnel protect""" |
| 827 | |
| 828 | p = self.ipv4_params |
| 829 | |
| 830 | self.config_network(p) |
| 831 | self.config_sa_tra(p) |
| 832 | self.config_protect(p) |
| 833 | |
| 834 | self.verify_tun_44(p, count=127) |
| 835 | c = p.tun_if.get_rx_stats() |
| 836 | self.assertEqual(c['packets'], 127) |
| 837 | c = p.tun_if.get_tx_stats() |
| 838 | self.assertEqual(c['packets'], 127) |
| 839 | |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 840 | self.vapi.cli("clear ipsec sa") |
| 841 | self.verify_tun_64(p, count=127) |
| 842 | c = p.tun_if.get_rx_stats() |
| 843 | self.assertEqual(c['packets'], 254) |
| 844 | c = p.tun_if.get_tx_stats() |
| 845 | self.assertEqual(c['packets'], 254) |
| 846 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 847 | # rekey - create new SAs and update the tunnel protection |
| 848 | np = copy.copy(p) |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 849 | np.crypt_key = b'X' + p.crypt_key[1:] |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 850 | np.scapy_tun_spi += 100 |
| 851 | np.scapy_tun_sa_id += 1 |
| 852 | np.vpp_tun_spi += 100 |
| 853 | np.vpp_tun_sa_id += 1 |
| 854 | np.tun_if.local_spi = p.vpp_tun_spi |
| 855 | np.tun_if.remote_spi = p.scapy_tun_spi |
| 856 | |
| 857 | self.config_sa_tra(np) |
| 858 | self.config_protect(np) |
| 859 | self.unconfig_sa(p) |
| 860 | |
| 861 | self.verify_tun_44(np, count=127) |
| 862 | c = p.tun_if.get_rx_stats() |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 863 | self.assertEqual(c['packets'], 381) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 864 | c = p.tun_if.get_tx_stats() |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 865 | self.assertEqual(c['packets'], 381) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 866 | |
| 867 | # teardown |
| 868 | self.unconfig_protect(np) |
| 869 | self.unconfig_sa(np) |
| 870 | self.unconfig_network(p) |
| 871 | |
| 872 | |
Neale Ranns | 41afb33 | 2019-07-16 06:19:35 -0700 | [diff] [blame] | 873 | class TestIpsec4TunProtectUdp(TemplateIpsec, |
| 874 | TemplateIpsec4TunProtect, |
| 875 | IpsecTun4): |
| 876 | """ IPsec IPv4 Tunnel protect - transport mode""" |
| 877 | |
| 878 | def setUp(self): |
| 879 | super(TestIpsec4TunProtectUdp, self).setUp() |
| 880 | |
| 881 | self.tun_if = self.pg0 |
| 882 | |
| 883 | p = self.ipv4_params |
| 884 | p.flags = (VppEnum.vl_api_ipsec_sad_flags_t. |
| 885 | IPSEC_API_SAD_FLAG_UDP_ENCAP) |
| 886 | p.nat_header = UDP(sport=5454, dport=4500) |
| 887 | self.config_network(p) |
| 888 | self.config_sa_tra(p) |
| 889 | self.config_protect(p) |
| 890 | |
| 891 | def tearDown(self): |
| 892 | p = self.ipv4_params |
| 893 | self.unconfig_protect(p) |
| 894 | self.unconfig_sa(p) |
| 895 | self.unconfig_network(p) |
| 896 | super(TestIpsec4TunProtectUdp, self).tearDown() |
| 897 | |
| 898 | def test_tun_44(self): |
| 899 | """IPSEC UDP tunnel protect""" |
| 900 | |
| 901 | p = self.ipv4_params |
| 902 | |
| 903 | self.verify_tun_44(p, count=127) |
| 904 | c = p.tun_if.get_rx_stats() |
| 905 | self.assertEqual(c['packets'], 127) |
| 906 | c = p.tun_if.get_tx_stats() |
| 907 | self.assertEqual(c['packets'], 127) |
| 908 | |
| 909 | def test_keepalive(self): |
| 910 | """ IPSEC NAT Keepalive """ |
| 911 | self.verify_keepalive(self.ipv4_params) |
| 912 | |
| 913 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 914 | class TestIpsec4TunProtectTun(TemplateIpsec, |
| 915 | TemplateIpsec4TunProtect, |
| 916 | IpsecTun4): |
| 917 | """ IPsec IPv4 Tunnel protect - tunnel mode""" |
| 918 | |
| 919 | encryption_type = ESP |
| 920 | tun4_encrypt_node_name = "esp4-encrypt-tun" |
| 921 | tun4_decrypt_node_name = "esp4-decrypt-tun" |
| 922 | |
| 923 | def setUp(self): |
| 924 | super(TestIpsec4TunProtectTun, self).setUp() |
| 925 | |
| 926 | self.tun_if = self.pg0 |
| 927 | |
| 928 | def tearDown(self): |
| 929 | super(TestIpsec4TunProtectTun, self).tearDown() |
| 930 | |
| 931 | def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1, |
| 932 | payload_size=100): |
| 933 | return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / |
| 934 | sa.encrypt(IP(src=sw_intf.remote_ip4, |
| 935 | dst=sw_intf.local_ip4) / |
| 936 | IP(src=src, dst=dst) / |
| 937 | UDP(sport=1144, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 938 | Raw(b'X' * payload_size)) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 939 | for i in range(count)] |
| 940 | |
| 941 | def gen_pkts(self, sw_intf, src, dst, count=1, |
| 942 | payload_size=100): |
| 943 | return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / |
| 944 | IP(src=src, dst=dst) / |
| 945 | UDP(sport=1144, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 946 | Raw(b'X' * payload_size) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 947 | for i in range(count)] |
| 948 | |
| 949 | def verify_decrypted(self, p, rxs): |
| 950 | for rx in rxs: |
| 951 | self.assert_equal(rx[IP].dst, self.pg1.remote_ip4) |
| 952 | self.assert_equal(rx[IP].src, p.remote_tun_if_host) |
| 953 | self.assert_packet_checksums_valid(rx) |
| 954 | |
| 955 | def verify_encrypted(self, p, sa, rxs): |
| 956 | for rx in rxs: |
| 957 | try: |
| 958 | pkt = sa.decrypt(rx[IP]) |
| 959 | if not pkt.haslayer(IP): |
| 960 | pkt = IP(pkt[Raw].load) |
| 961 | self.assert_packet_checksums_valid(pkt) |
| 962 | self.assert_equal(pkt[IP].dst, self.pg0.remote_ip4) |
| 963 | self.assert_equal(pkt[IP].src, self.pg0.local_ip4) |
| 964 | inner = pkt[IP].payload |
| 965 | self.assertEqual(inner[IP][IP].dst, p.remote_tun_if_host) |
| 966 | |
| 967 | except (IndexError, AssertionError): |
| 968 | self.logger.debug(ppp("Unexpected packet:", rx)) |
| 969 | try: |
| 970 | self.logger.debug(ppp("Decrypted packet:", pkt)) |
| 971 | except: |
| 972 | pass |
| 973 | raise |
| 974 | |
| 975 | def test_tun_44(self): |
| 976 | """IPSEC tunnel protect """ |
| 977 | |
| 978 | p = self.ipv4_params |
| 979 | |
| 980 | self.config_network(p) |
| 981 | self.config_sa_tun(p) |
| 982 | self.config_protect(p) |
| 983 | |
| 984 | self.verify_tun_44(p, count=127) |
| 985 | |
| 986 | c = p.tun_if.get_rx_stats() |
| 987 | self.assertEqual(c['packets'], 127) |
| 988 | c = p.tun_if.get_tx_stats() |
| 989 | self.assertEqual(c['packets'], 127) |
| 990 | |
| 991 | # rekey - create new SAs and update the tunnel protection |
| 992 | np = copy.copy(p) |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 993 | np.crypt_key = b'X' + p.crypt_key[1:] |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 994 | np.scapy_tun_spi += 100 |
| 995 | np.scapy_tun_sa_id += 1 |
| 996 | np.vpp_tun_spi += 100 |
| 997 | np.vpp_tun_sa_id += 1 |
| 998 | np.tun_if.local_spi = p.vpp_tun_spi |
| 999 | np.tun_if.remote_spi = p.scapy_tun_spi |
| 1000 | |
| 1001 | self.config_sa_tun(np) |
| 1002 | self.config_protect(np) |
| 1003 | self.unconfig_sa(p) |
| 1004 | |
| 1005 | self.verify_tun_44(np, count=127) |
| 1006 | c = p.tun_if.get_rx_stats() |
| 1007 | self.assertEqual(c['packets'], 254) |
| 1008 | c = p.tun_if.get_tx_stats() |
| 1009 | self.assertEqual(c['packets'], 254) |
| 1010 | |
| 1011 | # teardown |
| 1012 | self.unconfig_protect(np) |
| 1013 | self.unconfig_sa(np) |
| 1014 | self.unconfig_network(p) |
| 1015 | |
| 1016 | |
| 1017 | class TemplateIpsec6TunProtect(object): |
| 1018 | """ IPsec IPv6 Tunnel protect """ |
| 1019 | |
| 1020 | def config_sa_tra(self, p): |
| 1021 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 1022 | |
| 1023 | p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, |
| 1024 | p.auth_algo_vpp_id, p.auth_key, |
| 1025 | p.crypt_algo_vpp_id, p.crypt_key, |
| 1026 | self.vpp_esp_protocol) |
| 1027 | p.tun_sa_out.add_vpp_config() |
| 1028 | |
| 1029 | p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, |
| 1030 | p.auth_algo_vpp_id, p.auth_key, |
| 1031 | p.crypt_algo_vpp_id, p.crypt_key, |
| 1032 | self.vpp_esp_protocol) |
| 1033 | p.tun_sa_in.add_vpp_config() |
| 1034 | |
| 1035 | def config_sa_tun(self, p): |
| 1036 | config_tun_params(p, self.encryption_type, self.tun_if) |
| 1037 | |
| 1038 | p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, |
| 1039 | p.auth_algo_vpp_id, p.auth_key, |
| 1040 | p.crypt_algo_vpp_id, p.crypt_key, |
| 1041 | self.vpp_esp_protocol, |
| 1042 | self.tun_if.remote_addr[p.addr_type], |
| 1043 | self.tun_if.local_addr[p.addr_type]) |
| 1044 | p.tun_sa_out.add_vpp_config() |
| 1045 | |
| 1046 | p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, |
| 1047 | p.auth_algo_vpp_id, p.auth_key, |
| 1048 | p.crypt_algo_vpp_id, p.crypt_key, |
| 1049 | self.vpp_esp_protocol, |
| 1050 | self.tun_if.remote_addr[p.addr_type], |
| 1051 | self.tun_if.local_addr[p.addr_type]) |
| 1052 | p.tun_sa_in.add_vpp_config() |
| 1053 | |
| 1054 | def config_protect(self, p): |
| 1055 | p.tun_protect = VppIpsecTunProtect(self, |
| 1056 | p.tun_if, |
| 1057 | p.tun_sa_out, |
| 1058 | [p.tun_sa_in]) |
| 1059 | p.tun_protect.add_vpp_config() |
| 1060 | |
| 1061 | def config_network(self, p): |
| 1062 | p.tun_if = VppIpIpTunInterface(self, self.pg0, |
| 1063 | self.pg0.local_ip6, |
| 1064 | self.pg0.remote_ip6) |
| 1065 | p.tun_if.add_vpp_config() |
| 1066 | p.tun_if.admin_up() |
| 1067 | p.tun_if.config_ip6() |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 1068 | p.tun_if.config_ip4() |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1069 | |
| 1070 | p.route = VppIpRoute(self, p.remote_tun_if_host, 128, |
| 1071 | [VppRoutePath(p.tun_if.remote_ip6, |
| 1072 | 0xffffffff, |
Florin Coras | b54a599 | 2019-06-18 10:57:26 -0700 | [diff] [blame] | 1073 | proto=DpoProto.DPO_PROTO_IP6)]) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1074 | p.route.add_vpp_config() |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 1075 | r = VppIpRoute(self, p.remote_tun_if_host4, 32, |
| 1076 | [VppRoutePath(p.tun_if.remote_ip4, |
| 1077 | 0xffffffff)]) |
| 1078 | r.add_vpp_config() |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1079 | |
| 1080 | def unconfig_network(self, p): |
| 1081 | p.route.remove_vpp_config() |
| 1082 | p.tun_if.remove_vpp_config() |
| 1083 | |
| 1084 | def unconfig_protect(self, p): |
| 1085 | p.tun_protect.remove_vpp_config() |
| 1086 | |
| 1087 | def unconfig_sa(self, p): |
| 1088 | p.tun_sa_out.remove_vpp_config() |
| 1089 | p.tun_sa_in.remove_vpp_config() |
| 1090 | |
| 1091 | |
| 1092 | class TestIpsec6TunProtect(TemplateIpsec, |
| 1093 | TemplateIpsec6TunProtect, |
| 1094 | IpsecTun6): |
| 1095 | """ IPsec IPv6 Tunnel protect - transport mode""" |
| 1096 | |
| 1097 | encryption_type = ESP |
| 1098 | tun6_encrypt_node_name = "esp6-encrypt-tun" |
| 1099 | tun6_decrypt_node_name = "esp6-decrypt-tun" |
| 1100 | |
| 1101 | def setUp(self): |
| 1102 | super(TestIpsec6TunProtect, self).setUp() |
| 1103 | |
| 1104 | self.tun_if = self.pg0 |
| 1105 | |
| 1106 | def tearDown(self): |
| 1107 | super(TestIpsec6TunProtect, self).tearDown() |
| 1108 | |
| 1109 | def test_tun_66(self): |
| 1110 | """IPSEC tunnel protect""" |
| 1111 | |
| 1112 | p = self.ipv6_params |
| 1113 | |
| 1114 | self.config_network(p) |
| 1115 | self.config_sa_tra(p) |
| 1116 | self.config_protect(p) |
| 1117 | |
| 1118 | self.verify_tun_66(p, count=127) |
| 1119 | c = p.tun_if.get_rx_stats() |
| 1120 | self.assertEqual(c['packets'], 127) |
| 1121 | c = p.tun_if.get_tx_stats() |
| 1122 | self.assertEqual(c['packets'], 127) |
| 1123 | |
| 1124 | # rekey - create new SAs and update the tunnel protection |
| 1125 | np = copy.copy(p) |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 1126 | np.crypt_key = b'X' + p.crypt_key[1:] |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1127 | np.scapy_tun_spi += 100 |
| 1128 | np.scapy_tun_sa_id += 1 |
| 1129 | np.vpp_tun_spi += 100 |
| 1130 | np.vpp_tun_sa_id += 1 |
| 1131 | np.tun_if.local_spi = p.vpp_tun_spi |
| 1132 | np.tun_if.remote_spi = p.scapy_tun_spi |
| 1133 | |
| 1134 | self.config_sa_tra(np) |
| 1135 | self.config_protect(np) |
| 1136 | self.unconfig_sa(p) |
| 1137 | |
| 1138 | self.verify_tun_66(np, count=127) |
| 1139 | c = p.tun_if.get_rx_stats() |
| 1140 | self.assertEqual(c['packets'], 254) |
| 1141 | c = p.tun_if.get_tx_stats() |
| 1142 | self.assertEqual(c['packets'], 254) |
| 1143 | |
| 1144 | # 3 phase rekey |
| 1145 | # 1) add two input SAs [old, new] |
| 1146 | # 2) swap output SA to [new] |
| 1147 | # 3) use only [new] input SA |
| 1148 | np3 = copy.copy(np) |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 1149 | np3.crypt_key = b'Z' + p.crypt_key[1:] |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1150 | np3.scapy_tun_spi += 100 |
| 1151 | np3.scapy_tun_sa_id += 1 |
| 1152 | np3.vpp_tun_spi += 100 |
| 1153 | np3.vpp_tun_sa_id += 1 |
| 1154 | np3.tun_if.local_spi = p.vpp_tun_spi |
| 1155 | np3.tun_if.remote_spi = p.scapy_tun_spi |
| 1156 | |
| 1157 | self.config_sa_tra(np3) |
| 1158 | |
| 1159 | # step 1; |
| 1160 | p.tun_protect.update_vpp_config(np.tun_sa_out, |
| 1161 | [np.tun_sa_in, np3.tun_sa_in]) |
| 1162 | self.verify_tun_66(np, np, count=127) |
| 1163 | self.verify_tun_66(np3, np, count=127) |
| 1164 | |
| 1165 | # step 2; |
| 1166 | p.tun_protect.update_vpp_config(np3.tun_sa_out, |
| 1167 | [np.tun_sa_in, np3.tun_sa_in]) |
| 1168 | self.verify_tun_66(np, np3, count=127) |
| 1169 | self.verify_tun_66(np3, np3, count=127) |
| 1170 | |
| 1171 | # step 1; |
| 1172 | p.tun_protect.update_vpp_config(np3.tun_sa_out, |
| 1173 | [np3.tun_sa_in]) |
| 1174 | self.verify_tun_66(np3, np3, count=127) |
| 1175 | self.verify_drop_tun_66(np, count=127) |
| 1176 | |
| 1177 | c = p.tun_if.get_rx_stats() |
| 1178 | self.assertEqual(c['packets'], 127*7) |
| 1179 | c = p.tun_if.get_tx_stats() |
| 1180 | self.assertEqual(c['packets'], 127*7) |
| 1181 | self.unconfig_sa(np) |
| 1182 | |
| 1183 | # teardown |
| 1184 | self.unconfig_protect(np3) |
| 1185 | self.unconfig_sa(np3) |
| 1186 | self.unconfig_network(p) |
| 1187 | |
Neale Ranns | b325983 | 2019-09-27 13:32:02 +0000 | [diff] [blame] | 1188 | def test_tun_46(self): |
| 1189 | """IPSEC tunnel protect""" |
| 1190 | |
| 1191 | p = self.ipv6_params |
| 1192 | |
| 1193 | self.config_network(p) |
| 1194 | self.config_sa_tra(p) |
| 1195 | self.config_protect(p) |
| 1196 | |
| 1197 | self.verify_tun_46(p, count=127) |
| 1198 | c = p.tun_if.get_rx_stats() |
| 1199 | self.assertEqual(c['packets'], 127) |
| 1200 | c = p.tun_if.get_tx_stats() |
| 1201 | self.assertEqual(c['packets'], 127) |
| 1202 | |
| 1203 | # teardown |
| 1204 | self.unconfig_protect(p) |
| 1205 | self.unconfig_sa(p) |
| 1206 | self.unconfig_network(p) |
| 1207 | |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1208 | |
| 1209 | class TestIpsec6TunProtectTun(TemplateIpsec, |
| 1210 | TemplateIpsec6TunProtect, |
| 1211 | IpsecTun6): |
| 1212 | """ IPsec IPv6 Tunnel protect - tunnel mode""" |
| 1213 | |
| 1214 | encryption_type = ESP |
| 1215 | tun6_encrypt_node_name = "esp6-encrypt-tun" |
| 1216 | tun6_decrypt_node_name = "esp6-decrypt-tun" |
| 1217 | |
| 1218 | def setUp(self): |
| 1219 | super(TestIpsec6TunProtectTun, self).setUp() |
| 1220 | |
| 1221 | self.tun_if = self.pg0 |
| 1222 | |
| 1223 | def tearDown(self): |
| 1224 | super(TestIpsec6TunProtectTun, self).tearDown() |
| 1225 | |
| 1226 | def gen_encrypt_pkts6(self, sa, sw_intf, src, dst, count=1, |
| 1227 | payload_size=100): |
| 1228 | return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / |
| 1229 | sa.encrypt(IPv6(src=sw_intf.remote_ip6, |
| 1230 | dst=sw_intf.local_ip6) / |
| 1231 | IPv6(src=src, dst=dst) / |
| 1232 | UDP(sport=1166, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 1233 | Raw(b'X' * payload_size)) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1234 | for i in range(count)] |
| 1235 | |
| 1236 | def gen_pkts6(self, sw_intf, src, dst, count=1, |
| 1237 | payload_size=100): |
| 1238 | return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / |
| 1239 | IPv6(src=src, dst=dst) / |
| 1240 | UDP(sport=1166, dport=2233) / |
Ole Troan | 770a0de | 2019-11-07 13:52:21 +0100 | [diff] [blame] | 1241 | Raw(b'X' * payload_size) |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1242 | for i in range(count)] |
| 1243 | |
| 1244 | def verify_decrypted6(self, p, rxs): |
| 1245 | for rx in rxs: |
| 1246 | self.assert_equal(rx[IPv6].dst, self.pg1.remote_ip6) |
| 1247 | self.assert_equal(rx[IPv6].src, p.remote_tun_if_host) |
| 1248 | self.assert_packet_checksums_valid(rx) |
| 1249 | |
| 1250 | def verify_encrypted6(self, p, sa, rxs): |
| 1251 | for rx in rxs: |
| 1252 | try: |
| 1253 | pkt = sa.decrypt(rx[IPv6]) |
| 1254 | if not pkt.haslayer(IPv6): |
| 1255 | pkt = IPv6(pkt[Raw].load) |
| 1256 | self.assert_packet_checksums_valid(pkt) |
| 1257 | self.assert_equal(pkt[IPv6].dst, self.pg0.remote_ip6) |
| 1258 | self.assert_equal(pkt[IPv6].src, self.pg0.local_ip6) |
| 1259 | inner = pkt[IPv6].payload |
| 1260 | self.assertEqual(inner[IPv6][IPv6].dst, p.remote_tun_if_host) |
| 1261 | |
| 1262 | except (IndexError, AssertionError): |
| 1263 | self.logger.debug(ppp("Unexpected packet:", rx)) |
| 1264 | try: |
| 1265 | self.logger.debug(ppp("Decrypted packet:", pkt)) |
| 1266 | except: |
| 1267 | pass |
| 1268 | raise |
| 1269 | |
| 1270 | def test_tun_66(self): |
| 1271 | """IPSEC tunnel protect """ |
| 1272 | |
| 1273 | p = self.ipv6_params |
| 1274 | |
| 1275 | self.config_network(p) |
| 1276 | self.config_sa_tun(p) |
| 1277 | self.config_protect(p) |
| 1278 | |
| 1279 | self.verify_tun_66(p, count=127) |
| 1280 | |
| 1281 | c = p.tun_if.get_rx_stats() |
| 1282 | self.assertEqual(c['packets'], 127) |
| 1283 | c = p.tun_if.get_tx_stats() |
| 1284 | self.assertEqual(c['packets'], 127) |
| 1285 | |
| 1286 | # rekey - create new SAs and update the tunnel protection |
| 1287 | np = copy.copy(p) |
Ole Troan | 64e978b | 2019-10-17 21:40:36 +0200 | [diff] [blame] | 1288 | np.crypt_key = b'X' + p.crypt_key[1:] |
Neale Ranns | c87b66c | 2019-02-07 07:26:12 -0800 | [diff] [blame] | 1289 | np.scapy_tun_spi += 100 |
| 1290 | np.scapy_tun_sa_id += 1 |
| 1291 | np.vpp_tun_spi += 100 |
| 1292 | np.vpp_tun_sa_id += 1 |
| 1293 | np.tun_if.local_spi = p.vpp_tun_spi |
| 1294 | np.tun_if.remote_spi = p.scapy_tun_spi |
| 1295 | |
| 1296 | self.config_sa_tun(np) |
| 1297 | self.config_protect(np) |
| 1298 | self.unconfig_sa(p) |
| 1299 | |
| 1300 | self.verify_tun_66(np, count=127) |
| 1301 | c = p.tun_if.get_rx_stats() |
| 1302 | self.assertEqual(c['packets'], 254) |
| 1303 | c = p.tun_if.get_tx_stats() |
| 1304 | self.assertEqual(c['packets'], 254) |
| 1305 | |
| 1306 | # teardown |
| 1307 | self.unconfig_protect(np) |
| 1308 | self.unconfig_sa(np) |
| 1309 | self.unconfig_network(p) |
| 1310 | |
Neale Ranns | f05e732 | 2019-03-29 20:23:58 +0000 | [diff] [blame] | 1311 | |
Klement Sekera | 31da2e3 | 2018-06-24 22:49:55 +0200 | [diff] [blame] | 1312 | if __name__ == '__main__': |
| 1313 | unittest.main(testRunner=VppTestRunner) |