X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest_ipsec_tun_if_esp.py;h=7e36d1345be9473b4a40c75ae340111f86ee2d1f;hb=a9e2774f5;hp=183012608fe6378296484e8f274f31363afd6b36;hpb=dd4ccf2623b547654d215ffcf42f9813e42aa90c;p=vpp.git diff --git a/test/test_ipsec_tun_if_esp.py b/test/test_ipsec_tun_if_esp.py index 183012608fe..7e36d1345be 100644 --- a/test/test_ipsec_tun_if_esp.py +++ b/test/test_ipsec_tun_if_esp.py @@ -11,7 +11,6 @@ from framework import VppTestRunner from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \ IpsecTun4, IpsecTun6, IpsecTcpTests, mk_scapy_crypt_key, \ IpsecTun6HandoffTests, IpsecTun4HandoffTests, config_tun_params -from vpp_ipsec_tun_interface import VppIpsecTunInterface from vpp_gre_interface import VppGreInterface from vpp_ipip_tun_interface import VppIpIpTunInterface from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto @@ -21,6 +20,7 @@ from vpp_sub_interface import L2_VTR_OP, VppDot1QSubint from vpp_teib import VppTeib from util import ppp from vpp_papi import VppEnum +from vpp_papi_provider import CliFailedCommandError from vpp_acl import AclRule, VppAcl, VppAclInterface @@ -81,7 +81,96 @@ def config_tra_params(p, encryption_type, tun_if): nat_t_header=p.nat_header) -class TemplateIpsec4TunIfEsp(TemplateIpsec): +class TemplateIpsec4TunProtect(object): + """ IPsec IPv4 Tunnel protect """ + + encryption_type = ESP + tun4_encrypt_node_name = "esp4-encrypt-tun" + tun4_decrypt_node_name = "esp4-decrypt-tun" + tun4_input_node = "ipsec4-tun-input" + + def config_sa_tra(self, p): + config_tun_params(p, self.encryption_type, p.tun_if) + + p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + flags=p.flags) + p.tun_sa_out.add_vpp_config() + + p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + flags=p.flags) + p.tun_sa_in.add_vpp_config() + + def config_sa_tun(self, p): + config_tun_params(p, self.encryption_type, p.tun_if) + + p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + self.tun_if.local_addr[p.addr_type], + self.tun_if.remote_addr[p.addr_type], + flags=p.flags) + p.tun_sa_out.add_vpp_config() + + p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + self.tun_if.remote_addr[p.addr_type], + self.tun_if.local_addr[p.addr_type], + flags=p.flags) + p.tun_sa_in.add_vpp_config() + + def config_protect(self, p): + p.tun_protect = VppIpsecTunProtect(self, + p.tun_if, + p.tun_sa_out, + [p.tun_sa_in]) + p.tun_protect.add_vpp_config() + + def config_network(self, p): + if hasattr(p, 'tun_dst'): + tun_dst = p.tun_dst + else: + tun_dst = self.pg0.remote_ip4 + p.tun_if = VppIpIpTunInterface(self, self.pg0, + self.pg0.local_ip4, + tun_dst) + p.tun_if.add_vpp_config() + p.tun_if.admin_up() + p.tun_if.config_ip4() + p.tun_if.config_ip6() + + p.route = VppIpRoute(self, p.remote_tun_if_host, 32, + [VppRoutePath(p.tun_if.remote_ip4, + 0xffffffff)]) + p.route.add_vpp_config() + r = VppIpRoute(self, p.remote_tun_if_host6, 128, + [VppRoutePath(p.tun_if.remote_ip6, + 0xffffffff, + proto=DpoProto.DPO_PROTO_IP6)]) + r.add_vpp_config() + + def unconfig_network(self, p): + p.route.remove_vpp_config() + p.tun_if.remove_vpp_config() + + def unconfig_protect(self, p): + p.tun_protect.remove_vpp_config() + + def unconfig_sa(self, p): + p.tun_sa_out.remove_vpp_config() + p.tun_sa_in.remove_vpp_config() + + +class TemplateIpsec4TunIfEsp(TemplateIpsec4TunProtect, + TemplateIpsec): """ IPsec tunnel interface tests """ encryption_type = ESP @@ -101,32 +190,16 @@ class TemplateIpsec4TunIfEsp(TemplateIpsec): p = self.ipv4_params - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key) - p.tun_if.add_vpp_config() - p.tun_if.admin_up() - p.tun_if.config_ip4() - p.tun_if.config_ip6() - config_tun_params(p, self.encryption_type, p.tun_if) - - r = VppIpRoute(self, p.remote_tun_if_host, 32, - [VppRoutePath(p.tun_if.remote_ip4, - 0xffffffff)]) - r.add_vpp_config() - r = VppIpRoute(self, p.remote_tun_if_host6, 128, - [VppRoutePath(p.tun_if.remote_ip6, - 0xffffffff, - proto=DpoProto.DPO_PROTO_IP6)]) - r.add_vpp_config() + self.config_network(p) + self.config_sa_tra(p) + self.config_protect(p) def tearDown(self): super(TemplateIpsec4TunIfEsp, self).tearDown() -class TemplateIpsec4TunIfEspUdp(TemplateIpsec): +class TemplateIpsec4TunIfEspUdp(TemplateIpsec4TunProtect, + TemplateIpsec): """ IPsec UDP tunnel interface tests """ tun4_encrypt_node_name = "esp4-encrypt-tun" @@ -147,7 +220,7 @@ class TemplateIpsec4TunIfEspUdp(TemplateIpsec): # ensure the UDP ports are correct before we decrypt # which strips them self.assertTrue(rx.haslayer(UDP)) - self.assert_equal(rx[UDP].sport, 4500) + self.assert_equal(rx[UDP].sport, p.nat_header.sport) self.assert_equal(rx[UDP].dport, 4500) pkt = sa.decrypt(rx[IP]) @@ -165,6 +238,27 @@ class TemplateIpsec4TunIfEspUdp(TemplateIpsec): pass raise + def config_sa_tra(self, p): + config_tun_params(p, self.encryption_type, p.tun_if) + + p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + flags=p.flags, + udp_src=p.nat_header.sport, + udp_dst=p.nat_header.dport) + p.tun_sa_out.add_vpp_config() + + p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + flags=p.flags, + udp_src=p.nat_header.sport, + udp_dst=p.nat_header.dport) + p.tun_sa_in.add_vpp_config() + def setUp(self): super(TemplateIpsec4TunIfEspUdp, self).setUp() @@ -173,30 +267,11 @@ class TemplateIpsec4TunIfEspUdp(TemplateIpsec): IPSEC_API_SAD_FLAG_UDP_ENCAP) p.nat_header = UDP(sport=5454, dport=4500) - def config_network(self): - self.tun_if = self.pg0 - p = self.ipv4_params - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key, 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() + self.config_network(p) + self.config_sa_tra(p) + self.config_protect(p) def tearDown(self): super(TemplateIpsec4TunIfEspUdp, self).tearDown() @@ -239,8 +314,7 @@ class TestIpsec4TunIfEspUdp(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests): tun4_input_node = "ipsec4-tun-input" def setUp(self): - super(TemplateIpsec4TunIfEspUdp, self).setUp() - self.config_network() + super(TestIpsec4TunIfEspUdp, self).setUp() def test_keepalive(self): """ IPSEC NAT Keepalive """ @@ -253,7 +327,7 @@ class TestIpsec4TunIfEspUdpGCM(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests): tun4_input_node = "ipsec4-tun-input" def setUp(self): - super(TemplateIpsec4TunIfEspUdp, self).setUp() + super(TestIpsec4TunIfEspUdpGCM, self).setUp() p = self.ipv4_params p.auth_algo_vpp_id = (VppEnum.vl_api_ipsec_integ_alg_t. IPSEC_API_INTEG_ALG_NONE) @@ -263,7 +337,6 @@ class TestIpsec4TunIfEspUdpGCM(TemplateIpsec4TunIfEspUdp, IpsecTun4Tests): p.auth_algo = "NULL" p.crypt_key = b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h" p.salt = 0 - self.config_network() class TestIpsec4TunIfEsp2(TemplateIpsec4TunIfEsp, IpsecTcpTests): @@ -271,38 +344,101 @@ class TestIpsec4TunIfEsp2(TemplateIpsec4TunIfEsp, IpsecTcpTests): pass -class TemplateIpsec6TunIfEsp(TemplateIpsec): - """ IPsec tunnel interface tests """ +class TemplateIpsec6TunProtect(object): + """ IPsec IPv6 Tunnel protect """ - encryption_type = ESP + def config_sa_tra(self, p): + config_tun_params(p, self.encryption_type, p.tun_if) - def setUp(self): - super(TemplateIpsec6TunIfEsp, self).setUp() + p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol) + p.tun_sa_out.add_vpp_config() - self.tun_if = self.pg0 + p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol) + p.tun_sa_in.add_vpp_config() - p = self.ipv6_params - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key, is_ip6=True) + def config_sa_tun(self, p): + config_tun_params(p, self.encryption_type, p.tun_if) + + p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + self.tun_if.local_addr[p.addr_type], + self.tun_if.remote_addr[p.addr_type]) + p.tun_sa_out.add_vpp_config() + + p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + self.tun_if.remote_addr[p.addr_type], + self.tun_if.local_addr[p.addr_type]) + p.tun_sa_in.add_vpp_config() + + def config_protect(self, p): + p.tun_protect = VppIpsecTunProtect(self, + p.tun_if, + p.tun_sa_out, + [p.tun_sa_in]) + p.tun_protect.add_vpp_config() + + def config_network(self, p): + if hasattr(p, 'tun_dst'): + tun_dst = p.tun_dst + else: + tun_dst = self.pg0.remote_ip6 + p.tun_if = VppIpIpTunInterface(self, self.pg0, + self.pg0.local_ip6, + tun_dst) p.tun_if.add_vpp_config() p.tun_if.admin_up() p.tun_if.config_ip6() p.tun_if.config_ip4() - config_tun_params(p, self.encryption_type, p.tun_if) - r = VppIpRoute(self, p.remote_tun_if_host, 128, - [VppRoutePath(p.tun_if.remote_ip6, - 0xffffffff, - proto=DpoProto.DPO_PROTO_IP6)]) - r.add_vpp_config() + p.route = VppIpRoute(self, p.remote_tun_if_host, 128, + [VppRoutePath(p.tun_if.remote_ip6, + 0xffffffff, + proto=DpoProto.DPO_PROTO_IP6)]) + p.route.add_vpp_config() r = VppIpRoute(self, p.remote_tun_if_host4, 32, [VppRoutePath(p.tun_if.remote_ip4, 0xffffffff)]) r.add_vpp_config() + def unconfig_network(self, p): + p.route.remove_vpp_config() + p.tun_if.remove_vpp_config() + + def unconfig_protect(self, p): + p.tun_protect.remove_vpp_config() + + def unconfig_sa(self, p): + p.tun_sa_out.remove_vpp_config() + p.tun_sa_in.remove_vpp_config() + + +class TemplateIpsec6TunIfEsp(TemplateIpsec6TunProtect, + TemplateIpsec): + """ IPsec tunnel interface tests """ + + encryption_type = ESP + + def setUp(self): + super(TemplateIpsec6TunIfEsp, self).setUp() + + self.tun_if = self.pg0 + + p = self.ipv6_params + self.config_network(p) + self.config_sa_tra(p) + self.config_protect(p) + def tearDown(self): super(TemplateIpsec6TunIfEsp, self).tearDown() @@ -338,7 +474,9 @@ class TestIpsec4TunIfEspHandoff(TemplateIpsec4TunIfEsp, tun4_decrypt_node_name = "esp4-decrypt-tun" -class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): +class TestIpsec4MultiTunIfEsp(TemplateIpsec4TunProtect, + TemplateIpsec, + IpsecTun4): """ IPsec IPv4 Multi Tunnel interface """ encryption_type = ESP @@ -369,22 +507,10 @@ class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): p.vpp_tra_spi = p.vpp_tra_spi + ii p.tun_dst = self.pg0.remote_hosts[ii].ip4 - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, - p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key, - dst=p.tun_dst) - p.tun_if.add_vpp_config() - p.tun_if.admin_up() - p.tun_if.config_ip4() - config_tun_params(p, self.encryption_type, p.tun_if) self.multi_params.append(p) - - VppIpRoute(self, p.remote_tun_if_host, 32, - [VppRoutePath(p.tun_if.remote_ip4, - 0xffffffff)]).add_vpp_config() + self.config_network(p) + self.config_sa_tra(p) + self.config_protect(p) def tearDown(self): super(TestIpsec4MultiTunIfEsp, self).tearDown() @@ -420,51 +546,38 @@ class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): self.verify_encrypted(p, p.vpp_tun_sa, [rx]) -class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): +class TestIpsec4TunIfEspAll(TemplateIpsec4TunProtect, + TemplateIpsec, + IpsecTun4): """ IPsec IPv4 Tunnel interface all Algos """ encryption_type = ESP tun4_encrypt_node_name = "esp4-encrypt-tun" tun4_decrypt_node_name = "esp4-decrypt-tun" - def config_network(self, p): - - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, - p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key, - salt=p.salt) - p.tun_if.add_vpp_config() - p.tun_if.admin_up() - p.tun_if.config_ip4() - config_tun_params(p, self.encryption_type, p.tun_if) - self.logger.info(self.vapi.cli("sh ipsec sa 0")) - self.logger.info(self.vapi.cli("sh ipsec sa 1")) - - p.route = VppIpRoute(self, p.remote_tun_if_host, 32, - [VppRoutePath(p.tun_if.remote_ip4, - 0xffffffff)]) - p.route.add_vpp_config() - - def unconfig_network(self, p): - p.tun_if.unconfig_ip4() - p.tun_if.remove_vpp_config() - p.route.remove_vpp_config() - def setUp(self): super(TestIpsec4TunIfEspAll, self).setUp() self.tun_if = self.pg0 + p = self.ipv4_params + + self.config_network(p) + self.config_sa_tra(p) + self.config_protect(p) def tearDown(self): + p = self.ipv4_params + self.unconfig_protect(p) + self.unconfig_network(p) + self.unconfig_sa(p) + super(TestIpsec4TunIfEspAll, self).tearDown() def rekey(self, p): # # change the key and the SPI # + np = copy.copy(p) p.crypt_key = b'X' + p.crypt_key[1:] p.scapy_tun_spi += 1 p.scapy_tun_sa_id += 1 @@ -475,19 +588,9 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): config_tun_params(p, self.encryption_type, p.tun_if) - p.tun_sa_in = VppIpsecSA(self, - p.scapy_tun_sa_id, - p.scapy_tun_spi, - p.auth_algo_vpp_id, - p.auth_key, - p.crypt_algo_vpp_id, - p.crypt_key, - self.vpp_esp_protocol, - flags=p.flags, - salt=p.salt) p.tun_sa_out = VppIpsecSA(self, - p.vpp_tun_sa_id, - p.vpp_tun_spi, + p.scapy_tun_sa_id, + p.scapy_tun_spi, p.auth_algo_vpp_id, p.auth_key, p.crypt_algo_vpp_id, @@ -495,15 +598,22 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): self.vpp_esp_protocol, flags=p.flags, salt=p.salt) + p.tun_sa_in = VppIpsecSA(self, + p.vpp_tun_sa_id, + p.vpp_tun_spi, + p.auth_algo_vpp_id, + p.auth_key, + p.crypt_algo_vpp_id, + p.crypt_key, + self.vpp_esp_protocol, + flags=p.flags, + salt=p.salt) p.tun_sa_in.add_vpp_config() p.tun_sa_out.add_vpp_config() - self.vapi.ipsec_tunnel_if_set_sa(sw_if_index=p.tun_if.sw_if_index, - sa_id=p.tun_sa_in.id, - is_outbound=1) - self.vapi.ipsec_tunnel_if_set_sa(sw_if_index=p.tun_if.sw_if_index, - sa_id=p.tun_sa_out.id, - is_outbound=0) + self.config_protect(p) + np.tun_sa_out.remove_vpp_config() + np.tun_sa_in.remove_vpp_config() self.logger.info(self.vapi.cli("sh ipsec sa")) def test_tun_44(self): @@ -548,17 +658,17 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. IPSEC_API_CRYPTO_ALG_AES_CBC_192), 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. - IPSEC_API_INTEG_ALG_SHA1_96), + IPSEC_API_INTEG_ALG_SHA_512_256), 'scapy-crypto': "AES-CBC", - 'scapy-integ': "HMAC-SHA1-96", + 'scapy-integ': "SHA2-512-256", 'salt': 0, 'key': b"JPjyOWBeVEQiMe7hJPjyOWBe"}, {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. IPSEC_API_CRYPTO_ALG_AES_CBC_256), 'vpp-integ': (VppEnum.vl_api_ipsec_integ_alg_t. - IPSEC_API_INTEG_ALG_SHA1_96), + IPSEC_API_INTEG_ALG_SHA_256_128), 'scapy-crypto': "AES-CBC", - 'scapy-integ': "HMAC-SHA1-96", + 'scapy-integ': "SHA2-256-128", 'salt': 0, 'key': b"JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h"}, {'vpp-crypto': (VppEnum.vl_api_ipsec_crypto_alg_t. @@ -579,7 +689,7 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): for algo in algos: # with self.subTest(algo=algo['scapy']): - p = copy.copy(self.ipv4_params) + p = self.ipv4_params p.auth_algo_vpp_id = algo['vpp-integ'] p.crypt_algo_vpp_id = algo['vpp-crypto'] p.crypt_algo = algo['scapy-crypto'] @@ -587,34 +697,27 @@ class TestIpsec4TunIfEspAll(TemplateIpsec, IpsecTun4): p.crypt_key = algo['key'] p.salt = algo['salt'] - self.config_network(p) - - self.verify_tun_44(p, count=127) - c = p.tun_if.get_rx_stats() - self.assertEqual(c['packets'], 127) - c = p.tun_if.get_tx_stats() - self.assertEqual(c['packets'], 127) - # # rekey the tunnel # self.rekey(p) self.verify_tun_44(p, count=127) - self.unconfig_network(p) - p.tun_sa_out.remove_vpp_config() - p.tun_sa_in.remove_vpp_config() - -class TestIpsec4TunIfEspNoAlgo(TemplateIpsec, IpsecTun4): +class TestIpsec4TunIfEspNoAlgo(TemplateIpsec4TunProtect, + TemplateIpsec, + IpsecTun4): """ IPsec IPv4 Tunnel interface no Algos """ encryption_type = ESP tun4_encrypt_node_name = "esp4-encrypt-tun" tun4_decrypt_node_name = "esp4-decrypt-tun" - def config_network(self, p): + def setUp(self): + super(TestIpsec4TunIfEspNoAlgo, self).setUp() + self.tun_if = self.pg0 + p = self.ipv4_params p.auth_algo_vpp_id = (VppEnum.vl_api_ipsec_integ_alg_t. IPSEC_API_INTEG_ALG_NONE) p.auth_algo = 'NULL' @@ -625,35 +728,6 @@ class TestIpsec4TunIfEspNoAlgo(TemplateIpsec, IpsecTun4): p.crypt_algo = 'NULL' p.crypt_key = [] - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, - p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key, - salt=p.salt) - p.tun_if.add_vpp_config() - p.tun_if.admin_up() - p.tun_if.config_ip4() - config_tun_params(p, self.encryption_type, p.tun_if) - self.logger.info(self.vapi.cli("sh ipsec sa 0")) - self.logger.info(self.vapi.cli("sh ipsec sa 1")) - - p.route = VppIpRoute(self, p.remote_tun_if_host, 32, - [VppRoutePath(p.tun_if.remote_ip4, - 0xffffffff)]) - p.route.add_vpp_config() - - def unconfig_network(self, p): - p.tun_if.unconfig_ip4() - p.tun_if.remove_vpp_config() - p.route.remove_vpp_config() - - def setUp(self): - super(TestIpsec4TunIfEspNoAlgo, self).setUp() - - self.tun_if = self.pg0 - def tearDown(self): super(TestIpsec4TunIfEspNoAlgo, self).tearDown() @@ -662,15 +736,21 @@ class TestIpsec4TunIfEspNoAlgo(TemplateIpsec, IpsecTun4): p = self.ipv4_params self.config_network(p) + self.config_sa_tra(p) + self.config_protect(p) tx = self.gen_pkts(self.pg1, src=self.pg1.remote_ip4, dst=p.remote_tun_if_host) self.send_and_assert_no_replies(self.pg1, tx) + self.unconfig_protect(p) + self.unconfig_sa(p) self.unconfig_network(p) -class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): +class TestIpsec6MultiTunIfEsp(TemplateIpsec6TunProtect, + TemplateIpsec, + IpsecTun6): """ IPsec IPv6 Multi Tunnel interface """ encryption_type = ESP @@ -699,25 +779,12 @@ class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): p.scapy_tra_spi = p.scapy_tra_spi + ii p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii p.vpp_tra_spi = p.vpp_tra_spi + ii + p.tun_dst = self.pg0.remote_hosts[ii].ip6 - p.tun_if = VppIpsecTunInterface(self, self.pg0, p.vpp_tun_spi, - p.scapy_tun_spi, - p.crypt_algo_vpp_id, - p.crypt_key, p.crypt_key, - p.auth_algo_vpp_id, p.auth_key, - p.auth_key, is_ip6=True, - dst=self.pg0.remote_hosts[ii].ip6) - p.tun_if.add_vpp_config() - p.tun_if.admin_up() - p.tun_if.config_ip6() - config_tun_params(p, self.encryption_type, p.tun_if) self.multi_params.append(p) - - r = VppIpRoute(self, p.remote_tun_if_host, 128, - [VppRoutePath(p.tun_if.remote_ip6, - 0xffffffff, - proto=DpoProto.DPO_PROTO_IP6)]) - r.add_vpp_config() + self.config_network(p) + self.config_sa_tra(p) + self.config_protect(p) def tearDown(self): super(TestIpsec6MultiTunIfEsp, self).tearDown() @@ -1575,7 +1642,7 @@ class TestIpsecMGreIfEspTra4(TemplateIpsec, IpsecTun4): # setup some SAs for several next-hops on the interface self.multi_params = [] - for ii in range(1): + for ii in range(N_NHS): p = copy.copy(self.ipv4_params) p.remote_tun_if_host = "1.1.1.%d" % (ii + 1) @@ -1735,123 +1802,39 @@ class TestIpsecMGreIfEspTra6(TemplateIpsec, IpsecTun6): p.tun_sa_in.add_vpp_config() # in this v6 variant add the teibs first then the protection - p.tun_dst = self.pg0.remote_hosts[ii].ip6 - VppTeib(self, p.tun_if, - p.tun_if.remote_hosts[ii].ip6, - p.tun_dst).add_vpp_config() - - p.tun_protect = VppIpsecTunProtect( - self, - p.tun_if, - p.tun_sa_out, - [p.tun_sa_in], - nh=p.tun_if.remote_hosts[ii].ip6) - p.tun_protect.add_vpp_config() - config_tra_params(p, self.encryption_type, p.tun_if) - self.multi_params.append(p) - - VppIpRoute(self, p.remote_tun_if_host, 128, - [VppRoutePath(p.tun_if.remote_hosts[ii].ip6, - p.tun_if.sw_if_index)]).add_vpp_config() - p.tun_dst = self.pg0.remote_hosts[ii].ip6 - - self.logger.info(self.vapi.cli("sh log")) - self.logger.info(self.vapi.cli("sh ipsec protect-hash")) - self.logger.info(self.vapi.cli("sh adj 41")) - - def tearDown(self): - p = self.ipv6_params - p.tun_if.unconfig_ip6() - super(TestIpsecMGreIfEspTra6, self).tearDown() - - def test_tun_66(self): - """mGRE IPSec 66""" - for p in self.multi_params: - self.verify_tun_66(p, count=63) - - -class TemplateIpsec4TunProtect(object): - """ IPsec IPv4 Tunnel protect """ - - encryption_type = ESP - tun4_encrypt_node_name = "esp4-encrypt-tun" - tun4_decrypt_node_name = "esp4-decrypt-tun" - tun4_input_node = "ipsec4-tun-input" - - def config_sa_tra(self, p): - config_tun_params(p, self.encryption_type, p.tun_if) - - p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, - p.auth_algo_vpp_id, p.auth_key, - p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol, - flags=p.flags) - p.tun_sa_out.add_vpp_config() - - p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, - p.auth_algo_vpp_id, p.auth_key, - p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol, - flags=p.flags) - p.tun_sa_in.add_vpp_config() - - def config_sa_tun(self, p): - config_tun_params(p, self.encryption_type, p.tun_if) - - p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, - p.auth_algo_vpp_id, p.auth_key, - p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol, - self.tun_if.local_addr[p.addr_type], - self.tun_if.remote_addr[p.addr_type], - flags=p.flags) - p.tun_sa_out.add_vpp_config() - - p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, - p.auth_algo_vpp_id, p.auth_key, - p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol, - self.tun_if.remote_addr[p.addr_type], - self.tun_if.local_addr[p.addr_type], - flags=p.flags) - p.tun_sa_in.add_vpp_config() - - def config_protect(self, p): - p.tun_protect = VppIpsecTunProtect(self, - p.tun_if, - p.tun_sa_out, - [p.tun_sa_in]) - p.tun_protect.add_vpp_config() + p.tun_dst = self.pg0.remote_hosts[ii].ip6 + VppTeib(self, p.tun_if, + p.tun_if.remote_hosts[ii].ip6, + p.tun_dst).add_vpp_config() - def config_network(self, p): - p.tun_if = VppIpIpTunInterface(self, self.pg0, - self.pg0.local_ip4, - self.pg0.remote_ip4) - p.tun_if.add_vpp_config() - p.tun_if.admin_up() - p.tun_if.config_ip4() - p.tun_if.config_ip6() + p.tun_protect = VppIpsecTunProtect( + self, + p.tun_if, + p.tun_sa_out, + [p.tun_sa_in], + nh=p.tun_if.remote_hosts[ii].ip6) + p.tun_protect.add_vpp_config() + config_tra_params(p, self.encryption_type, p.tun_if) + self.multi_params.append(p) - 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() + VppIpRoute(self, p.remote_tun_if_host, 128, + [VppRoutePath(p.tun_if.remote_hosts[ii].ip6, + p.tun_if.sw_if_index)]).add_vpp_config() + p.tun_dst = self.pg0.remote_hosts[ii].ip6 - def unconfig_network(self, p): - p.route.remove_vpp_config() - p.tun_if.remove_vpp_config() + self.logger.info(self.vapi.cli("sh log")) + self.logger.info(self.vapi.cli("sh ipsec protect-hash")) + self.logger.info(self.vapi.cli("sh adj 41")) - def unconfig_protect(self, p): - p.tun_protect.remove_vpp_config() + def tearDown(self): + p = self.ipv6_params + p.tun_if.unconfig_ip6() + super(TestIpsecMGreIfEspTra6, self).tearDown() - def unconfig_sa(self, p): - p.tun_sa_out.remove_vpp_config() - p.tun_sa_in.remove_vpp_config() + def test_tun_66(self): + """mGRE IPSec 66""" + for p in self.multi_params: + self.verify_tun_66(p, count=63) class TestIpsec4TunProtect(TemplateIpsec, @@ -2125,81 +2108,6 @@ class TestIpsec4TunProtectTunDrop(TemplateIpsec, self.unconfig_network(p) -class TemplateIpsec6TunProtect(object): - """ IPsec IPv6 Tunnel protect """ - - def config_sa_tra(self, p): - config_tun_params(p, self.encryption_type, p.tun_if) - - p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, - p.auth_algo_vpp_id, p.auth_key, - p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol) - p.tun_sa_out.add_vpp_config() - - 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() - - def config_sa_tun(self, p): - config_tun_params(p, self.encryption_type, p.tun_if) - - p.tun_sa_out = VppIpsecSA(self, p.scapy_tun_sa_id, p.scapy_tun_spi, - p.auth_algo_vpp_id, p.auth_key, - p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol, - self.tun_if.local_addr[p.addr_type], - self.tun_if.remote_addr[p.addr_type]) - p.tun_sa_out.add_vpp_config() - - p.tun_sa_in = VppIpsecSA(self, p.vpp_tun_sa_id, p.vpp_tun_spi, - p.auth_algo_vpp_id, p.auth_key, - p.crypt_algo_vpp_id, p.crypt_key, - self.vpp_esp_protocol, - self.tun_if.remote_addr[p.addr_type], - self.tun_if.local_addr[p.addr_type]) - p.tun_sa_in.add_vpp_config() - - def config_protect(self, p): - p.tun_protect = VppIpsecTunProtect(self, - p.tun_if, - p.tun_sa_out, - [p.tun_sa_in]) - p.tun_protect.add_vpp_config() - - def config_network(self, p): - p.tun_if = VppIpIpTunInterface(self, self.pg0, - self.pg0.local_ip6, - self.pg0.remote_ip6) - 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() - p.tun_if.remove_vpp_config() - - def unconfig_protect(self, p): - p.tun_protect.remove_vpp_config() - - def unconfig_sa(self, p): - p.tun_sa_out.remove_vpp_config() - p.tun_sa_in.remove_vpp_config() - - class TestIpsec6TunProtect(TemplateIpsec, TemplateIpsec6TunProtect, IpsecTun6): @@ -2512,8 +2420,8 @@ class TemplateIpsecItf4(object): [p.tun_sa_in]) p.tun_protect.add_vpp_config() - def config_network(self, p): - p.tun_if = VppIpsecInterface(self) + def config_network(self, p, instance=0xffffffff): + p.tun_if = VppIpsecInterface(self, instance=instance) p.tun_if.add_vpp_config() p.tun_if.admin_up() @@ -2555,6 +2463,18 @@ class TestIpsecItf4(TemplateIpsec, def tearDown(self): super(TestIpsecItf4, self).tearDown() + def test_tun_instance_44(self): + p = self.ipv4_params + self.config_network(p, instance=3) + + with self.assertRaises(CliFailedCommandError): + self.vapi.cli("show interface ipsec0") + + output = self.vapi.cli("show interface ipsec3") + self.assertTrue("unknown" not in output) + + self.unconfig_network(p) + def test_tun_44(self): """IPSEC interface IPv4""" @@ -2623,6 +2543,32 @@ class TestIpsecItf4(TemplateIpsec, self.unconfig_sa(np) self.unconfig_network(p) + def test_tun_44_null(self): + """IPSEC interface IPv4 NULL auth/crypto""" + + n_pkts = 127 + p = copy.copy(self.ipv4_params) + + p.auth_algo_vpp_id = (VppEnum.vl_api_ipsec_integ_alg_t. + IPSEC_API_INTEG_ALG_NONE) + p.crypt_algo_vpp_id = (VppEnum.vl_api_ipsec_crypto_alg_t. + IPSEC_API_CRYPTO_ALG_NONE) + p.crypt_algo = "NULL" + p.auth_algo = "NULL" + + self.config_network(p) + self.config_sa_tun(p, + self.pg0.local_ip4, + self.pg0.remote_ip4) + self.config_protect(p) + + self.verify_tun_44(p, count=n_pkts) + + # teardown + self.unconfig_protect(p) + self.unconfig_sa(p) + self.unconfig_network(p) + class TemplateIpsecItf6(object): """ IPsec Interface IPv6 """ @@ -2771,5 +2717,136 @@ class TestIpsecItf6(TemplateIpsec, self.unconfig_network(p) +class TestIpsecMIfEsp4(TemplateIpsec, IpsecTun4): + """ Ipsec P2MP ESP v4 tests """ + tun4_encrypt_node_name = "esp4-encrypt-tun" + tun4_decrypt_node_name = "esp4-decrypt-tun" + encryption_type = ESP + + def gen_encrypt_pkts(self, p, sa, sw_intf, src, dst, count=1, + payload_size=100): + return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / + sa.encrypt(IP(src=self.pg1.local_ip4, + dst=self.pg1.remote_ip4) / + UDP(sport=1144, dport=2233) / + Raw(b'X' * payload_size)) + for i in range(count)] + + def gen_pkts(self, sw_intf, src, dst, count=1, + payload_size=100): + return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / + IP(src="1.1.1.1", dst=dst) / + UDP(sport=1144, dport=2233) / + Raw(b'X' * payload_size) + for i in range(count)] + + def verify_decrypted(self, p, rxs): + for rx in rxs: + self.assert_equal(rx[Ether].dst, self.pg1.remote_mac) + self.assert_equal(rx[IP].dst, self.pg1.remote_ip4) + + def verify_encrypted(self, p, sa, rxs): + for rx in rxs: + try: + self.assertEqual(rx[IP].tos, + VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF << 2) + pkt = sa.decrypt(rx[IP]) + if not pkt.haslayer(IP): + pkt = IP(pkt[Raw].load) + self.assert_packet_checksums_valid(pkt) + e = pkt[IP] + self.assertEqual(e[IP].dst, p.remote_tun_if_host) + except (IndexError, AssertionError): + self.logger.debug(ppp("Unexpected packet:", rx)) + try: + self.logger.debug(ppp("Decrypted packet:", pkt)) + except: + pass + raise + + def setUp(self): + super(TestIpsecMIfEsp4, self).setUp() + + N_NHS = 16 + self.tun_if = self.pg0 + p = self.ipv4_params + p.tun_if = VppIpsecInterface(self, + mode=(VppEnum.vl_api_tunnel_mode_t. + TUNNEL_API_MODE_MP)) + p.tun_if.add_vpp_config() + p.tun_if.admin_up() + p.tun_if.config_ip4() + p.tun_if.unconfig_ip4() + p.tun_if.config_ip4() + p.tun_if.generate_remote_hosts(N_NHS) + self.pg0.generate_remote_hosts(N_NHS) + self.pg0.configure_ipv4_neighbors() + + # setup some SAs for several next-hops on the interface + self.multi_params = [] + + for ii in range(N_NHS): + p = copy.copy(self.ipv4_params) + + p.remote_tun_if_host = "1.1.1.%d" % (ii + 1) + p.scapy_tun_sa_id = p.scapy_tun_sa_id + ii + p.scapy_tun_spi = p.scapy_tun_spi + ii + p.vpp_tun_sa_id = p.vpp_tun_sa_id + ii + p.vpp_tun_spi = p.vpp_tun_spi + ii + + p.scapy_tra_sa_id = p.scapy_tra_sa_id + ii + p.scapy_tra_spi = p.scapy_tra_spi + ii + p.vpp_tra_sa_id = p.vpp_tra_sa_id + ii + p.vpp_tra_spi = p.vpp_tra_spi + ii + p.tun_sa_out = VppIpsecSA( + self, p.scapy_tun_sa_id, p.scapy_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + self.pg0.local_ip4, + self.pg0.remote_hosts[ii].ip4, + dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF) + p.tun_sa_out.add_vpp_config() + + p.tun_sa_in = VppIpsecSA( + self, p.vpp_tun_sa_id, p.vpp_tun_spi, + p.auth_algo_vpp_id, p.auth_key, + p.crypt_algo_vpp_id, p.crypt_key, + self.vpp_esp_protocol, + self.pg0.remote_hosts[ii].ip4, + self.pg0.local_ip4, + dscp=VppEnum.vl_api_ip_dscp_t.IP_API_DSCP_EF) + p.tun_sa_in.add_vpp_config() + + p.tun_protect = VppIpsecTunProtect( + self, + p.tun_if, + p.tun_sa_out, + [p.tun_sa_in], + nh=p.tun_if.remote_hosts[ii].ip4) + p.tun_protect.add_vpp_config() + config_tun_params(p, self.encryption_type, None, + self.pg0.local_ip4, + self.pg0.remote_hosts[ii].ip4) + self.multi_params.append(p) + + VppIpRoute(self, p.remote_tun_if_host, 32, + [VppRoutePath(p.tun_if.remote_hosts[ii].ip4, + p.tun_if.sw_if_index)]).add_vpp_config() + + p.tun_dst = self.pg0.remote_hosts[ii].ip4 + + def tearDown(self): + p = self.ipv4_params + p.tun_if.unconfig_ip4() + super(TestIpsecMIfEsp4, self).tearDown() + + def test_tun_44(self): + """P2MP IPSEC 44""" + N_PKTS = 63 + for p in self.multi_params: + self.verify_tun_44(p, count=N_PKTS) + + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner)