X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_ipsec_tun_if_esp.py;h=589fb10d740f964808c6fb56d86b17114e1d0308;hb=a6460e46f379315e872819af139ae2c87e8e06f3;hp=1b8aca9b45042bf04840124b26dcf928780c11bd;hpb=b54a599f3815954e17b370ffb203cb790b628513;p=vpp.git diff --git a/test/test_ipsec_tun_if_esp.py b/test/test_ipsec_tun_if_esp.py index 1b8aca9b450..589fb10d740 100644 --- a/test/test_ipsec_tun_if_esp.py +++ b/test/test_ipsec_tun_if_esp.py @@ -2,13 +2,13 @@ import unittest import socket import copy -from scapy.layers.ipsec import ESP +from scapy.layers.ipsec import SecurityAssociation, ESP from scapy.layers.l2 import Ether, Raw, GRE from scapy.layers.inet import IP, UDP from scapy.layers.inet6 import IPv6 -from framework import VppTestRunner, is_skip_aarch64_set, is_platform_aarch64 +from framework import VppTestRunner from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \ - IpsecTun4, IpsecTun6, IpsecTcpTests, config_tun_params + IpsecTun4, IpsecTun6, IpsecTcpTests, mk_scapy_crypt_key from vpp_ipsec_tun_interface import VppIpsecTunInterface from vpp_gre_interface import VppGreInterface from vpp_ipip_tun_interface import VppIpIpTunInterface @@ -19,6 +19,33 @@ from util import ppp from vpp_papi import VppEnum +def config_tun_params(p, encryption_type, tun_if): + ip_class_by_addr_type = {socket.AF_INET: IP, socket.AF_INET6: IPv6} + use_esn = bool(p.flags & (VppEnum.vl_api_ipsec_sad_flags_t. + IPSEC_API_SAD_FLAG_USE_ESN)) + crypt_key = mk_scapy_crypt_key(p) + p.scapy_tun_sa = SecurityAssociation( + encryption_type, spi=p.vpp_tun_spi, + crypt_algo=p.crypt_algo, + crypt_key=crypt_key, + auth_algo=p.auth_algo, auth_key=p.auth_key, + tunnel_header=ip_class_by_addr_type[p.addr_type]( + src=tun_if.remote_ip, + dst=tun_if.local_ip), + nat_t_header=p.nat_header, + use_esn=use_esn) + p.vpp_tun_sa = SecurityAssociation( + encryption_type, spi=p.scapy_tun_spi, + crypt_algo=p.crypt_algo, + crypt_key=crypt_key, + auth_algo=p.auth_algo, auth_key=p.auth_key, + tunnel_header=ip_class_by_addr_type[p.addr_type]( + dst=tun_if.remote_ip, + src=tun_if.local_ip), + nat_t_header=p.nat_header, + use_esn=use_esn) + + class TemplateIpsec4TunIfEsp(TemplateIpsec): """ IPsec tunnel interface tests """ @@ -48,6 +75,7 @@ class TemplateIpsec4TunIfEsp(TemplateIpsec): 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, @@ -63,20 +91,70 @@ class TemplateIpsec4TunIfEsp(TemplateIpsec): super(TemplateIpsec4TunIfEsp, self).tearDown() +class TemplateIpsec4TunIfEspUdp(TemplateIpsec): + """ IPsec UDP tunnel interface tests """ + + tun4_encrypt_node_name = "esp4-encrypt-tun" + tun4_decrypt_node_name = "esp4-decrypt-tun" + encryption_type = ESP + + @classmethod + def setUpClass(cls): + super(TemplateIpsec4TunIfEspUdp, cls).setUpClass() + + @classmethod + def tearDownClass(cls): + super(TemplateIpsec4TunIfEspUdp, cls).tearDownClass() + + 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) + + 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() + + def tearDown(self): + super(TemplateIpsec4TunIfEspUdp, self).tearDown() + + class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests): """ Ipsec ESP - TUN tests """ tun4_encrypt_node_name = "esp4-encrypt-tun" - tun4_decrypt_node_name = "esp4-decrypt" + tun4_decrypt_node_name = "esp4-decrypt-tun" def test_tun_basic64(self): """ ipsec 6o4 tunnel basic test """ - self.tun4_encrypt_node_name = "esp6-encrypt-tun" + self.tun4_encrypt_node_name = "esp4-encrypt-tun" self.verify_tun_64(self.params[socket.AF_INET], count=1) def test_tun_burst64(self): """ ipsec 6o4 tunnel basic test """ - self.tun4_encrypt_node_name = "esp6-encrypt-tun" + self.tun4_encrypt_node_name = "esp4-encrypt-tun" self.verify_tun_64(self.params[socket.AF_INET], count=257) @@ -94,6 +172,16 @@ class TestIpsec4TunIfEsp1(TemplateIpsec4TunIfEsp, IpsecTun4Tests): [9000, 0, 0, 0]) +class TestIpsec4TunIfEspUdp(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests): + """ Ipsec ESP UDP tests """ + + tun4_input_node = "ipsec4-tun-input" + + def test_keepalive(self): + """ IPSEC NAT Keepalive """ + self.verify_keepalive(self.ipv4_params) + + class TestIpsec4TunIfEsp2(TemplateIpsec4TunIfEsp, IpsecTcpTests): """ Ipsec ESP - TCP tests """ pass @@ -110,23 +198,24 @@ class TemplateIpsec6TunIfEsp(TemplateIpsec): self.tun_if = self.pg0 p = self.ipv6_params - tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key, is_ip6=True) - tun_if.add_vpp_config() - tun_if.admin_up() - tun_if.config_ip6() - tun_if.config_ip4() + p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, + p.scapy_tun_spi, p.crypt_algo_vpp_id, + p.crypt_key, p.crypt_key, + p.auth_algo_vpp_id, p.auth_key, + p.auth_key, is_ip6=True) + p.tun_if.add_vpp_config() + p.tun_if.admin_up() + p.tun_if.config_ip6() + p.tun_if.config_ip4() + config_tun_params(p, self.encryption_type, p.tun_if) r = VppIpRoute(self, p.remote_tun_if_host, 128, - [VppRoutePath(tun_if.remote_ip6, + [VppRoutePath(p.tun_if.remote_ip6, 0xffffffff, proto=DpoProto.DPO_PROTO_IP6)]) r.add_vpp_config() r = VppIpRoute(self, p.remote_tun_if_host4, 32, - [VppRoutePath(tun_if.remote_ip4, + [VppRoutePath(p.tun_if.remote_ip4, 0xffffffff)]) r.add_vpp_config() @@ -137,16 +226,16 @@ class TemplateIpsec6TunIfEsp(TemplateIpsec): class TestIpsec6TunIfEsp1(TemplateIpsec6TunIfEsp, IpsecTun6Tests): """ Ipsec ESP - TUN tests """ tun6_encrypt_node_name = "esp6-encrypt-tun" - tun6_decrypt_node_name = "esp6-decrypt" + tun6_decrypt_node_name = "esp6-decrypt-tun" def test_tun_basic46(self): """ ipsec 4o6 tunnel basic test """ - self.tun6_encrypt_node_name = "esp4-encrypt-tun" + self.tun6_encrypt_node_name = "esp6-encrypt-tun" self.verify_tun_46(self.params[socket.AF_INET6], count=1) def test_tun_burst46(self): """ ipsec 4o6 tunnel burst test """ - self.tun6_encrypt_node_name = "esp4-encrypt-tun" + self.tun6_encrypt_node_name = "esp6-encrypt-tun" self.verify_tun_46(self.params[socket.AF_INET6], count=257) @@ -155,7 +244,7 @@ class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): encryption_type = ESP tun4_encrypt_node_name = "esp4-encrypt-tun" - tun4_decrypt_node_name = "esp4-decrypt" + tun4_decrypt_node_name = "esp4-decrypt-tun" def setUp(self): super(TestIpsec4MultiTunIfEsp, self).setUp() @@ -163,6 +252,8 @@ class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): self.tun_if = self.pg0 self.multi_params = [] + self.pg0.generate_remote_hosts(10) + self.pg0.configure_ipv4_neighbors() for ii in range(10): p = copy.copy(self.ipv4_params) @@ -178,18 +269,18 @@ class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii p.vpp_tra_spi = p.vpp_tra_spi + ii - config_tun_params(p, self.encryption_type, self.tun_if) - self.multi_params.append(p) - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, p.scapy_tun_spi, p.crypt_algo_vpp_id, p.crypt_key, p.crypt_key, p.auth_algo_vpp_id, p.auth_key, - p.auth_key) + p.auth_key, + dst=self.pg0.remote_hosts[ii].ip4) p.tun_if.add_vpp_config() p.tun_if.admin_up() p.tun_if.config_ip4() + config_tun_params(p, self.encryption_type, p.tun_if) + self.multi_params.append(p) VppIpRoute(self, p.remote_tun_if_host, 32, [VppRoutePath(p.tun_if.remote_ip4, @@ -213,10 +304,9 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): encryption_type = ESP tun4_encrypt_node_name = "esp4-encrypt-tun" - tun4_decrypt_node_name = "esp4-decrypt" + tun4_decrypt_node_name = "esp4-decrypt-tun" def config_network(self, p): - config_tun_params(p, self.encryption_type, self.tun_if) p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, p.scapy_tun_spi, @@ -228,6 +318,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): 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")) @@ -253,7 +344,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): # # change the key and the SPI # - p.crypt_key = 'X' + p.crypt_key[1:] + p.crypt_key = b'X' + p.crypt_key[1:] p.scapy_tun_spi += 1 p.scapy_tun_sa_id += 1 p.vpp_tun_spi += 1 @@ -261,7 +352,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): p.tun_if.local_spi = p.vpp_tun_spi p.tun_if.remote_spi = p.scapy_tun_spi - config_tun_params(p, self.encryption_type, self.tun_if) + config_tun_params(p, self.encryption_type, p.tun_if) p.tun_sa_in = VppIpsecSA(self, p.scapy_tun_sa_id, @@ -271,8 +362,6 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): p.crypt_algo_vpp_id, p.crypt_key, self.vpp_esp_protocol, - self.tun_if.local_addr[p.addr_type], - self.tun_if.remote_addr[p.addr_type], flags=p.flags, salt=p.salt) p.tun_sa_out = VppIpsecSA(self, @@ -283,8 +372,6 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): p.crypt_algo_vpp_id, p.crypt_key, self.vpp_esp_protocol, - self.tun_if.remote_addr[p.addr_type], - self.tun_if.local_addr[p.addr_type], flags=p.flags, salt=p.salt) p.tun_sa_in.add_vpp_config() @@ -311,7 +398,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): IPSEC_API_INTEG_ALG_NONE), 'scapy-crypto': "AES-GCM", 'scapy-integ': "NULL", - 'key': "JPjyOWBeVEQiMe7h", + 'key': b"JPjyOWBeVEQiMe7h", 'salt': 3333}, {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. IPSEC_API_CRYPTO_ALG_AES_GCM_192), @@ -319,7 +406,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): IPSEC_API_INTEG_ALG_NONE), 'scapy-crypto': "AES-GCM", 'scapy-integ': "NULL", - 'key': "JPjyOWBeVEQiMe7hJPjyOWBe", + 'key': b"JPjyOWBeVEQiMe7hJPjyOWBe", 'salt': 0}, {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. IPSEC_API_CRYPTO_ALG_AES_GCM_256), @@ -327,7 +414,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): IPSEC_API_INTEG_ALG_NONE), 'scapy-crypto': "AES-GCM", 'scapy-integ': "NULL", - 'key': "JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h", + 'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h", 'salt': 9999}, {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. IPSEC_API_CRYPTO_ALG_AES_CBC_128), @@ -336,7 +423,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): 'scapy-crypto': "AES-CBC", 'scapy-integ': "HMAC-SHA1-96", 'salt': 0, - 'key': "JPjyOWBeVEQiMe7h"}, + 'key': b"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. @@ -344,7 +431,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): 'scapy-crypto': "AES-CBC", 'scapy-integ': "HMAC-SHA1-96", 'salt': 0, - 'key': "JPjyOWBeVEQiMe7hJPjyOWBe"}, + '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. @@ -352,7 +439,15 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): 'scapy-crypto': "AES-CBC", 'scapy-integ': "HMAC-SHA1-96", 'salt': 0, - 'key': "JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"}] + 'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"}, + {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. + IPSEC_API_CRYPTO_ALG_NONE), + 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. + IPSEC_API_INTEG_ALG_SHA1_96), + 'scapy-crypto': "NULL", + 'scapy-integ': "HMAC-SHA1-96", + 'salt': 0, + 'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"}] for engine in engines: self.vapi.cli("set crypto handler all %s" % engine) @@ -395,7 +490,7 @@ class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): encryption_type = ESP tun6_encrypt_node_name = "esp6-encrypt-tun" - tun6_decrypt_node_name = "esp6-decrypt" + tun6_decrypt_node_name = "esp6-decrypt-tun" def setUp(self): super(TestIpsec6MultiTunIfEsp, self).setUp() @@ -403,6 +498,8 @@ class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): self.tun_if = self.pg0 self.multi_params = [] + self.pg0.generate_remote_hosts(10) + self.pg0.configure_ipv6_neighbors() for ii in range(10): p = copy.copy(self.ipv6_params) @@ -418,18 +515,18 @@ class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii p.vpp_tra_spi = p.vpp_tra_spi + ii - config_tun_params(p, self.encryption_type, self.tun_if) - self.multi_params.append(p) - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, p.scapy_tun_spi, p.crypt_algo_vpp_id, p.crypt_key, p.crypt_key, p.auth_algo_vpp_id, p.auth_key, - p.auth_key, is_ip6=True) + p.auth_key, is_ip6=True, + dst=self.pg0.remote_hosts[ii].ip6) p.tun_if.add_vpp_config() p.tun_if.admin_up() p.tun_if.config_ip6() + config_tun_params(p, self.encryption_type, p.tun_if) + self.multi_params.append(p) r = VppIpRoute(self, p.remote_tun_if_host, 128, [VppRoutePath(p.tun_if.remote_ip6, @@ -450,8 +547,6 @@ class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): self.assertEqual(c['packets'], 127) -@unittest.skipIf(is_skip_aarch64_set and is_platform_aarch64, - "test doesn't work on aarch64") class TestIpsecGreTebIfEsp(TemplateIpsec, IpsecTun4Tests): """ Ipsec GRE TEB ESP - TUN tests """ @@ -469,7 +564,7 @@ class TestIpsecGreTebIfEsp(TemplateIpsec, Ether(dst=self.omac) / IP(src="1.1.1.1", dst="1.1.1.2") / UDP(sport=1144, dport=2233) / - Raw('X' * payload_size)) + Raw(b'X' * payload_size)) for i in range(count)] def gen_pkts(self, sw_intf, src, dst, count=1, @@ -477,7 +572,7 @@ class TestIpsecGreTebIfEsp(TemplateIpsec, return [Ether(dst=self.omac) / IP(src="1.1.1.1", dst="1.1.1.2") / UDP(sport=1144, dport=2233) / - Raw('X' * payload_size) + Raw(b'X' * payload_size) for i in range(count)] def verify_decrypted(self, p, rxs): @@ -532,30 +627,32 @@ class TestIpsecGreTebIfEsp(TemplateIpsec, self.pg0.local_ip4) p.tun_sa_in.add_vpp_config() - self.tun = VppGreInterface(self, + p.tun_if = VppGreInterface(self, self.pg0.local_ip4, self.pg0.remote_ip4, type=(VppEnum.vl_api_gre_tunnel_type_t. GRE_API_TUNNEL_TYPE_TEB)) - self.tun.add_vpp_config() + p.tun_if.add_vpp_config() p.tun_protect = VppIpsecTunProtect(self, - self.tun, + p.tun_if, p.tun_sa_out, [p.tun_sa_in]) p.tun_protect.add_vpp_config() - self.tun.admin_up() - self.tun.config_ip4() + p.tun_if.admin_up() + p.tun_if.config_ip4() + config_tun_params(p, self.encryption_type, p.tun_if) - VppBridgeDomainPort(self, bd1, self.tun).add_vpp_config() + VppBridgeDomainPort(self, bd1, p.tun_if).add_vpp_config() VppBridgeDomainPort(self, bd1, self.pg1).add_vpp_config() self.vapi.cli("clear ipsec sa") def tearDown(self): - self.tun.unconfig_ip4() + p = self.ipv4_params + p.tun_if.unconfig_ip4() super(TestIpsecGreTebIfEsp, self).tearDown() @@ -575,7 +672,7 @@ class TestIpsecGreIfEsp(TemplateIpsec, IP(src=self.pg1.local_ip4, dst=self.pg1.remote_ip4) / UDP(sport=1144, dport=2233) / - Raw('X' * payload_size)) + Raw(b'X' * payload_size)) for i in range(count)] def gen_pkts(self, sw_intf, src, dst, count=1, @@ -583,7 +680,7 @@ class TestIpsecGreIfEsp(TemplateIpsec, 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('X' * payload_size) + Raw(b'X' * payload_size) for i in range(count)] def verify_decrypted(self, p, rxs): @@ -637,56 +734,163 @@ class TestIpsecGreIfEsp(TemplateIpsec, self.pg0.local_ip4) p.tun_sa_in.add_vpp_config() - self.tun = VppGreInterface(self, + p.tun_if = VppGreInterface(self, self.pg0.local_ip4, self.pg0.remote_ip4) - self.tun.add_vpp_config() + p.tun_if.add_vpp_config() p.tun_protect = VppIpsecTunProtect(self, - self.tun, + p.tun_if, p.tun_sa_out, [p.tun_sa_in]) p.tun_protect.add_vpp_config() - self.tun.admin_up() - self.tun.config_ip4() + p.tun_if.admin_up() + p.tun_if.config_ip4() + config_tun_params(p, self.encryption_type, p.tun_if) VppIpRoute(self, "1.1.1.2", 32, - [VppRoutePath(self.tun.remote_ip4, + [VppRoutePath(p.tun_if.remote_ip4, 0xffffffff)]).add_vpp_config() def tearDown(self): - self.tun.unconfig_ip4() + p = self.ipv4_params + p.tun_if.unconfig_ip4() super(TestIpsecGreIfEsp, self).tearDown() +class TestIpsecGreIfEspTra(TemplateIpsec, + IpsecTun4Tests): + """ Ipsec GRE ESP - TRA tests """ + tun4_encrypt_node_name = "esp4-encrypt-tun" + tun4_decrypt_node_name = "esp4-decrypt-tun" + encryption_type = ESP + + def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1, + payload_size=100): + return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / + sa.encrypt(IP(src=self.pg0.remote_ip4, + dst=self.pg0.local_ip4) / + GRE() / + IP(src=self.pg1.local_ip4, + dst=self.pg1.remote_ip4) / + UDP(sport=1144, dport=2233) / + Raw(b'X' * payload_size)) + for i in range(count)] + + def gen_pkts(self, sw_intf, src, dst, count=1, + payload_size=100): + return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / + IP(src="1.1.1.1", dst="1.1.1.2") / + UDP(sport=1144, dport=2233) / + Raw(b'X' * payload_size) + for i in range(count)] + + def verify_decrypted(self, p, rxs): + for rx in rxs: + self.assert_equal(rx[Ether].dst, self.pg1.remote_mac) + self.assert_equal(rx[IP].dst, self.pg1.remote_ip4) + + def verify_encrypted(self, p, sa, rxs): + for rx in rxs: + try: + pkt = sa.decrypt(rx[IP]) + if not pkt.haslayer(IP): + pkt = IP(pkt[Raw].load) + self.assert_packet_checksums_valid(pkt) + self.assertTrue(pkt.haslayer(GRE)) + e = pkt[GRE] + self.assertEqual(e[IP].dst, "1.1.1.2") + except (IndexError, AssertionError): + self.logger.debug(ppp("Unexpected packet:", rx)) + try: + self.logger.debug(ppp("Decrypted packet:", pkt)) + except: + pass + raise + + def setUp(self): + super(TestIpsecGreIfEspTra, self).setUp() + + self.tun_if = self.pg0 + + p = self.ipv4_params + + bd1 = VppBridgeDomain(self, 1) + bd1.add_vpp_config() + + p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol) + p.tun_sa_out.add_vpp_config() + + p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol) + p.tun_sa_in.add_vpp_config() + + p.tun_if = VppGreInterface(self, + self.pg0.local_ip4, + self.pg0.remote_ip4) + p.tun_if.add_vpp_config() + + p.tun_protect = VppIpsecTunProtect(self, + p.tun_if, + p.tun_sa_out, + [p.tun_sa_in]) + p.tun_protect.add_vpp_config() + + p.tun_if.admin_up() + p.tun_if.config_ip4() + config_tun_params(p, self.encryption_type, p.tun_if) + + VppIpRoute(self, "1.1.1.2", 32, + [VppRoutePath(p.tun_if.remote_ip4, + 0xffffffff)]).add_vpp_config() + + def tearDown(self): + p = self.ipv4_params + p.tun_if.unconfig_ip4() + super(TestIpsecGreIfEspTra, self).tearDown() + + class TemplateIpsec4TunProtect(object): """ IPsec IPv4 Tunnel protect """ + 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, self.tun_if) + config_tun_params(p, self.encryption_type, p.tun_if) p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, p.auth_algo_vpp_id, p.auth_key, p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol) + 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) + 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, self.tun_if) + config_tun_params(p, self.encryption_type, p.tun_if) p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, p.auth_algo_vpp_id, p.auth_key, p.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]) + self.tun_if.local_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, @@ -694,7 +898,8 @@ class TemplateIpsec4TunProtect(object): 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]) + self.tun_if.local_addr[p.addr_type], + flags=p.flags) p.tun_sa_in.add_vpp_config() def config_protect(self, p): @@ -711,11 +916,17 @@ class TemplateIpsec4TunProtect(object): 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() @@ -734,10 +945,6 @@ class TestIpsec4TunProtect(TemplateIpsec, IpsecTun4): """ IPsec IPv4 Tunnel protect - transport mode""" - encryption_type = ESP - tun4_encrypt_node_name = "esp4-encrypt-tun" - tun4_decrypt_node_name = "esp4-decrypt-tun" - def setUp(self): super(TestIpsec4TunProtect, self).setUp() @@ -761,9 +968,16 @@ class TestIpsec4TunProtect(TemplateIpsec, 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 = 'X' + p.crypt_key[1:] + 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 @@ -777,9 +991,9 @@ class TestIpsec4TunProtect(TemplateIpsec, self.verify_tun_44(np, count=127) c = p.tun_if.get_rx_stats() - self.assertEqual(c['packets'], 254) + self.assertEqual(c['packets'], 381) c = p.tun_if.get_tx_stats() - self.assertEqual(c['packets'], 254) + self.assertEqual(c['packets'], 381) # teardown self.unconfig_protect(np) @@ -787,6 +1001,47 @@ class TestIpsec4TunProtect(TemplateIpsec, 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=5454, 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 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): @@ -811,7 +1066,7 @@ class TestIpsec4TunProtectTun(TemplateIpsec, dst=sw_intf.local_ip4) / IP(src=src, dst=dst) / UDP(sport=1144, dport=2233) / - Raw('X' * payload_size)) + Raw(b'X' * payload_size)) for i in range(count)] def gen_pkts(self, sw_intf, src, dst, count=1, @@ -819,7 +1074,7 @@ class TestIpsec4TunProtectTun(TemplateIpsec, return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / IP(src=src, dst=dst) / UDP(sport=1144, dport=2233) / - Raw('X' * payload_size) + Raw(b'X' * payload_size) for i in range(count)] def verify_decrypted(self, p, rxs): @@ -866,7 +1121,7 @@ class TestIpsec4TunProtectTun(TemplateIpsec, # rekey - create new SAs and update the tunnel protection np = copy.copy(p) - np.crypt_key = 'X' + p.crypt_key[1:] + 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 @@ -894,7 +1149,7 @@ class TemplateIpsec6TunProtect(object): """ IPsec IPv6 Tunnel protect """ def config_sa_tra(self, p): - config_tun_params(p, self.encryption_type, self.tun_if) + config_tun_params(p, self.encryption_type, p.tun_if) p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, p.auth_algo_vpp_id, p.auth_key, @@ -909,7 +1164,7 @@ class TemplateIpsec6TunProtect(object): p.tun_sa_in.add_vpp_config() def config_sa_tun(self, p): - config_tun_params(p, self.encryption_type, self.tun_if) + config_tun_params(p, self.encryption_type, p.tun_if) p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, p.auth_algo_vpp_id, p.auth_key, @@ -941,12 +1196,17 @@ class TemplateIpsec6TunProtect(object): p.tun_if.add_vpp_config() p.tun_if.admin_up() p.tun_if.config_ip6() + p.tun_if.config_ip4() 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() @@ -994,7 +1254,7 @@ class TestIpsec6TunProtect(TemplateIpsec, # rekey - create new SAs and update the tunnel protection np = copy.copy(p) - np.crypt_key = 'X' + p.crypt_key[1:] + 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 @@ -1017,7 +1277,7 @@ class TestIpsec6TunProtect(TemplateIpsec, # 2) swap output SA to [new] # 3) use only [new] input SA np3 = copy.copy(np) - np3.crypt_key = 'Z' + p.crypt_key[1:] + 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 @@ -1056,6 +1316,26 @@ class TestIpsec6TunProtect(TemplateIpsec, self.unconfig_sa(np3) self.unconfig_network(p) + def test_tun_46(self): + """IPSEC tunnel protect""" + + 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, @@ -1081,7 +1361,7 @@ class TestIpsec6TunProtectTun(TemplateIpsec, dst=sw_intf.local_ip6) / IPv6(src=src, dst=dst) / UDP(sport=1166, dport=2233) / - Raw('X' * payload_size)) + Raw(b'X' * payload_size)) for i in range(count)] def gen_pkts6(self, sw_intf, src, dst, count=1, @@ -1089,7 +1369,7 @@ class TestIpsec6TunProtectTun(TemplateIpsec, return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / IPv6(src=src, dst=dst) / UDP(sport=1166, dport=2233) / - Raw('X' * payload_size) + Raw(b'X' * payload_size) for i in range(count)] def verify_decrypted6(self, p, rxs): @@ -1136,7 +1416,7 @@ class TestIpsec6TunProtectTun(TemplateIpsec, # rekey - create new SAs and update the tunnel protection np = copy.copy(p) - np.crypt_key = 'X' + p.crypt_key[1:] + 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