From: Neale Ranns Date: Wed, 20 Mar 2019 18:24:43 +0000 (+0000) Subject: IPSEC: Mutli-tunnel tests X-Git-Tag: v19.04-rc1~168 X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=refs%2Fchanges%2F42%2F18442%2F4;p=vpp.git IPSEC: Mutli-tunnel tests Change-Id: I46f1db6579835c6613fdbb2b726246cc62b135fe Signed-off-by: Neale Ranns --- diff --git a/test/template_ipsec.py b/test/template_ipsec.py index 483699c2eac..1b9a3796c15 100644 --- a/test/template_ipsec.py +++ b/test/template_ipsec.py @@ -79,6 +79,45 @@ class IPsecIPv6Params(object): self.nat_header = None +def config_tun_params(p, encryption_type, tun_if): + ip_class_by_addr_type = {socket.AF_INET: IP, socket.AF_INET6: IPv6} + p.scapy_tun_sa = SecurityAssociation( + encryption_type, spi=p.vpp_tun_spi, + crypt_algo=p.crypt_algo, crypt_key=p.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_addr[p.addr_type], + dst=tun_if.local_addr[p.addr_type]), + nat_t_header=p.nat_header) + p.vpp_tun_sa = SecurityAssociation( + encryption_type, spi=p.scapy_tun_spi, + crypt_algo=p.crypt_algo, crypt_key=p.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_addr[p.addr_type], + src=tun_if.local_addr[p.addr_type]), + nat_t_header=p.nat_header) + + +def config_tra_params(p, encryption_type): + p.scapy_tra_sa = SecurityAssociation( + encryption_type, + spi=p.vpp_tra_spi, + crypt_algo=p.crypt_algo, + crypt_key=p.crypt_key, + auth_algo=p.auth_algo, + auth_key=p.auth_key, + nat_t_header=p.nat_header) + p.vpp_tra_sa = SecurityAssociation( + encryption_type, + spi=p.scapy_tra_spi, + crypt_algo=p.crypt_algo, + crypt_key=p.crypt_key, + auth_algo=p.auth_algo, + auth_key=p.auth_key, + nat_t_header=p.nat_header) + + class TemplateIpsec(VppTestCase): """ TRANSPORT MODE: @@ -164,26 +203,6 @@ class TemplateIpsec(VppTestCase): ICMPv6EchoRequest(id=0, seq=1, data=self.payload) for i in range(count)] - def configure_sa_tun(self, params): - ip_class_by_addr_type = {socket.AF_INET: IP, socket.AF_INET6: IPv6} - scapy_tun_sa = SecurityAssociation( - self.encryption_type, spi=params.vpp_tun_spi, - crypt_algo=params.crypt_algo, crypt_key=params.crypt_key, - auth_algo=params.auth_algo, auth_key=params.auth_key, - tunnel_header=ip_class_by_addr_type[params.addr_type]( - src=self.tun_if.remote_addr[params.addr_type], - dst=self.tun_if.local_addr[params.addr_type]), - nat_t_header=params.nat_header) - vpp_tun_sa = SecurityAssociation( - self.encryption_type, spi=params.scapy_tun_spi, - crypt_algo=params.crypt_algo, crypt_key=params.crypt_key, - auth_algo=params.auth_algo, auth_key=params.auth_key, - tunnel_header=ip_class_by_addr_type[params.addr_type]( - dst=self.tun_if.remote_addr[params.addr_type], - src=self.tun_if.local_addr[params.addr_type]), - nat_t_header=params.nat_header) - return vpp_tun_sa, scapy_tun_sa - def configure_sa_tra(self, params): params.scapy_tra_sa = SecurityAssociation( self.encryption_type, @@ -208,15 +227,15 @@ class IpsecTcpTests(object): """ verify checksum correctness for vpp generated packets """ self.vapi.cli("test http server") p = self.params[socket.AF_INET] - vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun(p) + config_tun_params(p, self.encryption_type, self.tun_if) send = (Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac) / - scapy_tun_sa.encrypt(IP(src=p.remote_tun_if_host, - dst=self.tun_if.local_ip4) / - TCP(flags='S', dport=80))) + p.scapy_tun_sa.encrypt(IP(src=p.remote_tun_if_host, + dst=self.tun_if.local_ip4) / + TCP(flags='S', dport=80))) self.logger.debug(ppp("Sending packet:", send)) recv = self.send_and_expect(self.tun_if, [send], self.tun_if) recv = recv[0] - decrypted = vpp_tun_sa.decrypt(recv[IP]) + decrypted = p.vpp_tun_sa.decrypt(recv[IP]) self.assert_packet_checksums_valid(decrypted) @@ -374,14 +393,13 @@ class IpsecTra46Tests(IpsecTra4Tests, IpsecTra6Tests): pass -class IpsecTun4Tests(object): - def test_tun_basic44(self, count=1): - """ ipsec 4o4 tunnel basic test """ +class IpsecTun4(object): + + def verify_tun_44(self, p, count=1): self.vapi.cli("clear errors") try: - p = self.params[socket.AF_INET] - vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun(p) - send_pkts = self.gen_encrypt_pkts(scapy_tun_sa, self.tun_if, + config_tun_params(p, self.encryption_type, self.tun_if) + send_pkts = self.gen_encrypt_pkts(p.scapy_tun_sa, self.tun_if, src=p.remote_tun_if_host, dst=self.pg1.remote_ip4, count=count) @@ -395,7 +413,7 @@ class IpsecTun4Tests(object): recv_pkts = self.send_and_expect(self.pg1, send_pkts, self.tun_if) for recv_pkt in recv_pkts: try: - decrypt_pkt = vpp_tun_sa.decrypt(recv_pkt[IP]) + decrypt_pkt = p.vpp_tun_sa.decrypt(recv_pkt[IP]) if not decrypt_pkt.haslayer(IP): decrypt_pkt = IP(decrypt_pkt[Raw].load) self.assert_equal(decrypt_pkt.src, self.pg1.remote_ip4) @@ -432,19 +450,26 @@ class IpsecTun4Tests(object): self.assert_packet_counter_equal(self.tun4_encrypt_node_name, count) self.assert_packet_counter_equal(self.tun4_decrypt_node_name, count) + +class IpsecTun4Tests(IpsecTun4): + + def test_tun_basic44(self): + """ ipsec 4o4 tunnel basic test """ + self.verify_tun_44(self.params[socket.AF_INET], count=1) + def test_tun_burst44(self): """ ipsec 4o4 tunnel burst test """ - self.test_tun_basic44(count=257) + self.verify_tun_44(self.params[socket.AF_INET], count=257) -class IpsecTun6Tests(object): - def test_tun_basic66(self, count=1): +class IpsecTun6(object): + + def verify_tun_66(self, p, count=1): """ ipsec 6o6 tunnel basic test """ self.vapi.cli("clear errors") try: - p = self.params[socket.AF_INET6] - vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun(p) - send_pkts = self.gen_encrypt_pkts6(scapy_tun_sa, self.tun_if, + config_tun_params(p, self.encryption_type, self.tun_if) + send_pkts = self.gen_encrypt_pkts6(p.scapy_tun_sa, self.tun_if, src=p.remote_tun_if_host, dst=self.pg1.remote_ip6, count=count) @@ -459,7 +484,7 @@ class IpsecTun6Tests(object): recv_pkts = self.send_and_expect(self.pg1, send_pkts, self.tun_if) for recv_pkt in recv_pkts: try: - decrypt_pkt = vpp_tun_sa.decrypt(recv_pkt[IPv6]) + decrypt_pkt = p.vpp_tun_sa.decrypt(recv_pkt[IPv6]) if not decrypt_pkt.haslayer(IPv6): decrypt_pkt = IPv6(decrypt_pkt[Raw].load) self.assert_equal(decrypt_pkt.src, self.pg1.remote_ip6) @@ -489,9 +514,16 @@ class IpsecTun6Tests(object): self.assert_packet_counter_equal(self.tun6_encrypt_node_name, count) self.assert_packet_counter_equal(self.tun6_decrypt_node_name, count) + +class IpsecTun6Tests(IpsecTun6): + + def test_tun_basic66(self): + """ ipsec 6o6 tunnel basic test """ + self.verify_tun_66(self.params[socket.AF_INET6], count=1) + def test_tun_burst66(self): """ ipsec 6o6 tunnel burst test """ - self.test_tun_basic66(count=257) + self.verify_tun_66(self.params[socket.AF_INET6], count=257) class IpsecTun46Tests(IpsecTun4Tests, IpsecTun6Tests): diff --git a/test/test_ipsec_ah.py b/test/test_ipsec_ah.py index 7498f51275d..21080cad3d6 100644 --- a/test/test_ipsec_ah.py +++ b/test/test_ipsec_ah.py @@ -4,7 +4,8 @@ import unittest from scapy.layers.ipsec import AH from framework import VppTestRunner -from template_ipsec import TemplateIpsec, IpsecTra46Tests, IpsecTun46Tests +from template_ipsec import TemplateIpsec, IpsecTra46Tests, IpsecTun46Tests, \ + config_tun_params, config_tra_params from template_ipsec import IpsecTcpTests from vpp_ipsec import VppIpsecSA, VppIpsecSpd, VppIpsecSpdEntry,\ VppIpsecSpdItfBinding @@ -53,7 +54,7 @@ class TemplateIpsecAh(TemplateIpsec): for _, p in self.params.items(): self.config_ah_tra(p) - self.configure_sa_tra(p) + config_tra_params(p, self.encryption_type) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): self.config_ah_tun(p) diff --git a/test/test_ipsec_esp.py b/test/test_ipsec_esp.py index 09b72401541..468636018b5 100644 --- a/test/test_ipsec_esp.py +++ b/test/test_ipsec_esp.py @@ -5,7 +5,7 @@ from scapy.layers.inet import UDP from framework import VppTestRunner from template_ipsec import IpsecTra46Tests, IpsecTun46Tests, TemplateIpsec, \ - IpsecTcpTests, IpsecTun4Tests, IpsecTra4Tests + IpsecTcpTests, IpsecTun4Tests, IpsecTra4Tests, config_tra_params from vpp_ipsec import VppIpsecSpd, VppIpsecSpdEntry, VppIpsecSA,\ VppIpsecSpdItfBinding from vpp_ip_route import VppIpRoute, VppRoutePath @@ -177,8 +177,6 @@ class TemplateIpsecEsp(TemplateIpsec): |pg0| -------> |VPP| ------> |pg1| --- --- --- """ - config_esp_tun = config_esp_tun - config_esp_tra = config_esp_tra def setUp(self): super(TemplateIpsecEsp, self).setUp() @@ -193,8 +191,8 @@ class TemplateIpsecEsp(TemplateIpsec): self.tra_if).add_vpp_config() for _, p in self.params.items(): - self.config_esp_tra(p) - self.configure_sa_tra(p) + config_esp_tra(self, p) + config_tra_params(p, self.encryption_type) self.logger.info(self.vapi.ppcli("show ipsec")) self.tun_spd = VppIpsecSpd(self, self.tun_spd_id) @@ -203,7 +201,7 @@ class TemplateIpsecEsp(TemplateIpsec): self.tun_if).add_vpp_config() for _, p in self.params.items(): - self.config_esp_tun(p) + config_esp_tun(self, p) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): @@ -241,9 +239,6 @@ class TemplateIpsecEspUdp(TemplateIpsec): """ UDP encapped ESP """ - config_esp_tun = config_esp_tun - config_esp_tra = config_esp_tra - def setUp(self): super(TemplateIpsecEspUdp, self).setUp() self.encryption_type = ESP @@ -261,15 +256,15 @@ class TemplateIpsecEspUdp(TemplateIpsec): VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() - self.config_esp_tra(p) - self.configure_sa_tra(p) + config_esp_tra(self, p) + config_tra_params(p, self.encryption_type) self.tun_spd = VppIpsecSpd(self, self.tun_spd_id) self.tun_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if).add_vpp_config() - self.config_esp_tun(p) + config_esp_tun(self, p) self.logger.info(self.vapi.ppcli("show ipsec")) d = DpoProto.DPO_PROTO_IP4 diff --git a/test/test_ipsec_tun_if_esp.py b/test/test_ipsec_tun_if_esp.py index 06d2c89ebe9..ac96cfb9cc4 100644 --- a/test/test_ipsec_tun_if_esp.py +++ b/test/test_ipsec_tun_if_esp.py @@ -1,9 +1,10 @@ import unittest import socket +import copy from scapy.layers.ipsec import ESP from framework import VppTestRunner from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTun6Tests, \ - IpsecTcpTests + IpsecTun4, IpsecTun6, IpsecTcpTests, config_tun_params from vpp_ipsec_tun_interface import VppIpsecTunInterface from vpp_ip_route import VppIpRoute, VppRoutePath, DpoProto @@ -69,7 +70,7 @@ class TemplateIpsec6TunIfEsp(TemplateIpsec): tun_if.admin_up() tun_if.config_ip6() - VppIpRoute(self, p.remote_tun_if_host, 32, + VppIpRoute(self, p.remote_tun_if_host, 128, [VppRoutePath(tun_if.remote_ip6, 0xffffffff, proto=DpoProto.DPO_PROTO_IP6)], @@ -87,5 +88,127 @@ class TestIpsec6TunIfEsp1(TemplateIpsec6TunIfEsp, IpsecTun6Tests): tun6_decrypt_node_name = "esp6-decrypt" +class TestIpsec4MultiTunIfEsp(TemplateIpsec, IpsecTun4): + """ IPsec IPv4 Multi Tunnel interface """ + + encryption_type = ESP + tun4_encrypt_node_name = "esp4-encrypt" + tun4_decrypt_node_name = "esp4-decrypt" + + def setUp(self): + super(TestIpsec4MultiTunIfEsp, self).setUp() + + self.tun_if = self.pg0 + + self.multi_params = [] + + for ii in range(10): + 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 + + 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.tun_if.add_vpp_config() + p.tun_if.admin_up() + p.tun_if.config_ip4() + + VppIpRoute(self, p.remote_tun_if_host, 32, + [VppRoutePath(p.tun_if.remote_ip4, + 0xffffffff)]).add_vpp_config() + + def tearDown(self): + if not self.vpp_dead: + self.vapi.cli("show hardware") + super(TestIpsec4MultiTunIfEsp, self).tearDown() + + def test_tun_44(self): + """Multiple IPSEC tunnel interfaces """ + for p in self.multi_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) + + +class TestIpsec6MultiTunIfEsp(TemplateIpsec, IpsecTun6): + """ IPsec IPv6 Muitli Tunnel interface """ + + encryption_type = ESP + tun6_encrypt_node_name = "esp6-encrypt" + tun6_decrypt_node_name = "esp6-decrypt" + + def setUp(self): + super(TestIpsec6MultiTunIfEsp, self).setUp() + + self.tun_if = self.pg0 + + self.multi_params = [] + + for ii in range(10): + p = copy.copy(self.ipv6_params) + + p.remote_tun_if_host = "1111::%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 + + 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.tun_if.add_vpp_config() + p.tun_if.admin_up() + p.tun_if.config_ip6() + + VppIpRoute(self, p.remote_tun_if_host, 128, + [VppRoutePath(p.tun_if.remote_ip6, + 0xffffffff, + proto=DpoProto.DPO_PROTO_IP6)], + is_ip6=1).add_vpp_config() + + def tearDown(self): + if not self.vpp_dead: + self.vapi.cli("show hardware") + super(TestIpsec6MultiTunIfEsp, self).tearDown() + + def test_tun_66(self): + """Multiple IPSEC tunnel interfaces """ + for p in self.multi_params: + self.verify_tun_66(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) + + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) diff --git a/test/vpp_interface.py b/test/vpp_interface.py index d586c849b02..7be0d45e39b 100644 --- a/test/vpp_interface.py +++ b/test/vpp_interface.py @@ -463,3 +463,11 @@ class VppInterface(object): def __str__(self): return self.name + + def get_rx_stats(self): + c = self.test.statistics.get_counter("^/if/rx$") + return c[0][self.sw_if_index] + + def get_tx_stats(self): + c = self.test.statistics.get_counter("^/if/tx$") + return c[0][self.sw_if_index]