diff options
-rw-r--r-- | src/vnet/ipsec/ah.h | 9 | ||||
-rw-r--r-- | src/vnet/ipsec/ah_decrypt.c | 58 | ||||
-rw-r--r-- | src/vnet/ipsec/ah_encrypt.c | 29 | ||||
-rw-r--r-- | src/vnet/ipsec/ipsec_input.c | 34 | ||||
-rw-r--r-- | test/framework.py | 24 | ||||
-rw-r--r-- | test/template_ipsec.py | 288 | ||||
-rw-r--r-- | test/test_ipsec_ah.py | 168 | ||||
-rw-r--r-- | test/test_ipsec_esp.py | 175 | ||||
-rw-r--r-- | test/test_ipsec_nat.py | 97 | ||||
-rw-r--r-- | test/test_ipsec_tun_if_esp.py | 29 | ||||
-rw-r--r-- | test/util.py | 3 | ||||
-rw-r--r-- | test/vpp_interface.py | 27 | ||||
-rw-r--r-- | test/vpp_papi_provider.py | 9 |
13 files changed, 629 insertions, 321 deletions
diff --git a/src/vnet/ipsec/ah.h b/src/vnet/ipsec/ah.h index 37fc29a1ced..f74ad9b01c1 100644 --- a/src/vnet/ipsec/ah.h +++ b/src/vnet/ipsec/ah.h @@ -49,6 +49,15 @@ typedef CLIB_PACKED (struct { }) ip6_and_ah_header_t; /* *INDENT-ON* */ +always_inline u8 +ah_calc_icv_padding_len (u8 icv_size, int is_ipv6) +{ + ASSERT (0 == is_ipv6 || 1 == is_ipv6); + const u8 req_multiple = 4 + 4 * is_ipv6; // 4 for ipv4, 8 for ipv6 + const u8 total_size = sizeof (ah_header_t) + icv_size; + return (req_multiple - total_size % req_multiple) % req_multiple; +} + #endif /* __AH_H__ */ /* diff --git a/src/vnet/ipsec/ah_decrypt.c b/src/vnet/ipsec/ah_decrypt.c index c487d82e34a..abe2e6f5f80 100644 --- a/src/vnet/ipsec/ah_decrypt.c +++ b/src/vnet/ipsec/ah_decrypt.c @@ -112,6 +112,10 @@ ah_decrypt_node_fn (vlib_main_t * vm, u8 ip_hdr_size = 0; u8 tos = 0; u8 ttl = 0; + u32 ip_version_traffic_class_and_flow_label = 0; + u8 hop_limit = 0; + u8 nexthdr = 0; + u8 icv_padding_len = 0; i_bi0 = from[0]; @@ -125,12 +129,29 @@ ah_decrypt_node_fn (vlib_main_t * vm, to_next[0] = i_bi0; to_next += 1; ih4 = vlib_buffer_get_current (i_b0); - ip_hdr_size = ip4_header_bytes (ih4); - ah0 = (ah_header_t *) ((u8 *) ih4 + ip_hdr_size); - + ih6 = vlib_buffer_get_current (i_b0); sa_index0 = vnet_buffer (i_b0)->ipsec.sad_index; sa0 = pool_elt_at_index (im->sad, sa_index0); + if ((ih4->ip_version_and_header_length & 0xF0) == 0x40) + { + ip_hdr_size = ip4_header_bytes (ih4); + ah0 = (ah_header_t *) ((u8 *) ih4 + ip_hdr_size); + } + else if ((ih4->ip_version_and_header_length & 0xF0) == 0x60) + { + ip6_ext_header_t *prev = NULL; + ip6_ext_header_find_t (ih6, prev, ah0, IP_PROTOCOL_IPSEC_AH); + ip_hdr_size = sizeof (ip6_header_t); + ASSERT ((u8 *) ah0 - (u8 *) ih6 == ip_hdr_size); + } + else + { + vlib_node_increment_counter (vm, ah_decrypt_node.index, + AH_DECRYPT_ERROR_NOT_IP, 1); + goto trace; + } + seq = clib_host_to_net_u32 (ah0->seq_no); /* anti-replay check */ //TODO UT remaining @@ -164,9 +185,7 @@ ah_decrypt_node_fn (vlib_main_t * vm, u8 digest[64]; memset (sig, 0, sizeof (sig)); memset (digest, 0, sizeof (digest)); - u8 *icv = - vlib_buffer_get_current (i_b0) + ip_hdr_size + - sizeof (ah_header_t); + u8 *icv = ah0->auth_data; memcpy (digest, icv, icv_size); memset (icv, 0, icv_size); @@ -178,7 +197,20 @@ ah_decrypt_node_fn (vlib_main_t * vm, ih4->ttl = 0; ih4->checksum = 0; ih4->flags_and_fragment_offset = 0; - } //TODO else part for IPv6 + icv_padding_len = + ah_calc_icv_padding_len (icv_size, 0 /* is_ipv6 */ ); + } + else + { + ip_version_traffic_class_and_flow_label = + ih6->ip_version_traffic_class_and_flow_label; + hop_limit = ih6->hop_limit; + ih6->ip_version_traffic_class_and_flow_label = 0x60; + ih6->hop_limit = 0; + nexthdr = ah0->nexthdr; + icv_padding_len = + ah_calc_icv_padding_len (icv_size, 1 /* is_ipv6 */ ); + } hmac_calc (sa0->integ_alg, sa0->integ_key, sa0->integ_key_len, (u8 *) ih4, i_b0->current_length, sig, sa0->use_esn, sa0->seq_hi); @@ -204,9 +236,9 @@ ah_decrypt_node_fn (vlib_main_t * vm, } - vlib_buffer_advance (i_b0, - ip_hdr_size + sizeof (ah_header_t) + icv_size); + ip_hdr_size + sizeof (ah_header_t) + icv_size + + icv_padding_len); i_b0->flags |= VLIB_BUFFER_TOTAL_LENGTH_VALID; /* transport mode */ @@ -251,15 +283,15 @@ ah_decrypt_node_fn (vlib_main_t * vm, { if (PREDICT_FALSE (transport_ip6)) { - ih6 = - (ip6_header_t *) (i_b0->data + - sizeof (ethernet_header_t)); vlib_buffer_advance (i_b0, -sizeof (ip6_header_t)); oh6 = vlib_buffer_get_current (i_b0); memmove (oh6, ih6, sizeof (ip6_header_t)); next0 = AH_DECRYPT_NEXT_IP6_INPUT; - oh6->protocol = ah0->nexthdr; + oh6->protocol = nexthdr; + oh6->hop_limit = hop_limit; + oh6->ip_version_traffic_class_and_flow_label = + ip_version_traffic_class_and_flow_label; oh6->payload_length = clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, i_b0) - sizeof (ip6_header_t)); diff --git a/src/vnet/ipsec/ah_encrypt.c b/src/vnet/ipsec/ah_encrypt.c index 898c0f27547..911dd333882 100644 --- a/src/vnet/ipsec/ah_encrypt.c +++ b/src/vnet/ipsec/ah_encrypt.c @@ -110,6 +110,8 @@ ah_encrypt_node_fn (vlib_main_t * vm, u8 transport_mode = 0; u8 tos = 0; u8 ttl = 0; + u8 hop_limit = 0; + u32 ip_version_traffic_class_and_flow_label = 0; i_bi0 = from[0]; from += 1; @@ -159,6 +161,8 @@ ah_encrypt_node_fn (vlib_main_t * vm, icv_size = em->ipsec_proto_main_integ_algs[sa0->integ_alg].trunc_size; + const u8 padding_len = ah_calc_icv_padding_len (icv_size, is_ipv6); + adv -= padding_len; /*transport mode save the eth header before it is overwritten */ if (PREDICT_FALSE (!sa0->is_tunnel)) { @@ -172,18 +176,18 @@ ah_encrypt_node_fn (vlib_main_t * vm, vlib_buffer_advance (i_b0, adv - icv_size); - /* is ipv6 */ if (PREDICT_FALSE (is_ipv6)) - { + { /* is ipv6 */ ih6_0 = (ip6_and_ah_header_t *) ih0; ip_hdr_size = sizeof (ip6_header_t); oh6_0 = vlib_buffer_get_current (i_b0); + hop_limit = ih6_0->ip6.hop_limit; + ip_version_traffic_class_and_flow_label = + ih6_0->ip6.ip_version_traffic_class_and_flow_label; if (PREDICT_TRUE (sa0->is_tunnel)) { next_hdr_type = IP_PROTOCOL_IPV6; - oh6_0->ip6.ip_version_traffic_class_and_flow_label = - ih6_0->ip6.ip_version_traffic_class_and_flow_label; } else { @@ -192,12 +196,17 @@ ah_encrypt_node_fn (vlib_main_t * vm, } oh6_0->ip6.protocol = IP_PROTOCOL_IPSEC_AH; - oh6_0->ip6.hop_limit = 254; + oh6_0->ip6.hop_limit = 0; + oh6_0->ip6.ip_version_traffic_class_and_flow_label = 0x60; + oh6_0->ah.reserved = 0; + oh6_0->ah.nexthdr = next_hdr_type; oh6_0->ah.spi = clib_net_to_host_u32 (sa0->spi); oh6_0->ah.seq_no = clib_net_to_host_u32 (sa0->seq); oh6_0->ip6.payload_length = clib_host_to_net_u16 (vlib_buffer_length_in_chain (vm, i_b0) - sizeof (ip6_header_t)); + oh6_0->ah.hdrlen = + (sizeof (ah_header_t) + icv_size + padding_len) / 4 - 2; } else { @@ -227,11 +236,11 @@ ah_encrypt_node_fn (vlib_main_t * vm, oh0->ah.seq_no = clib_net_to_host_u32 (sa0->seq); oh0->ip4.checksum = 0; oh0->ah.nexthdr = next_hdr_type; - oh0->ah.hdrlen = 4; + oh0->ah.hdrlen = + (sizeof (ah_header_t) + icv_size + padding_len) / 4 - 2; } - if (PREDICT_TRUE (!is_ipv6 && sa0->is_tunnel && !sa0->is_tunnel_ip6)) { @@ -264,7 +273,8 @@ ah_encrypt_node_fn (vlib_main_t * vm, u8 sig[64]; memset (sig, 0, sizeof (sig)); u8 *digest = - vlib_buffer_get_current (i_b0) + ip_hdr_size + icv_size; + vlib_buffer_get_current (i_b0) + ip_hdr_size + + sizeof (ah_header_t); memset (digest, 0, icv_size); unsigned size = hmac_calc (sa0->integ_alg, sa0->integ_key, @@ -276,6 +286,9 @@ ah_encrypt_node_fn (vlib_main_t * vm, memcpy (digest, sig, size); if (PREDICT_FALSE (is_ipv6)) { + oh6_0->ip6.hop_limit = hop_limit; + oh6_0->ip6.ip_version_traffic_class_and_flow_label = + ip_version_traffic_class_and_flow_label; } else { diff --git a/src/vnet/ipsec/ipsec_input.c b/src/vnet/ipsec/ipsec_input.c index b7bb07bf051..ebfb909cbcf 100644 --- a/src/vnet/ipsec/ipsec_input.c +++ b/src/vnet/ipsec/ipsec_input.c @@ -348,13 +348,13 @@ VLIB_REGISTER_NODE (ipsec_input_ip4_node,static) = { }; /* *INDENT-ON* */ -VLIB_NODE_FUNCTION_MULTIARCH (ipsec_input_ip4_node, ipsec_input_ip4_node_fn) - static vlib_node_registration_t ipsec_input_ip6_node; +VLIB_NODE_FUNCTION_MULTIARCH (ipsec_input_ip4_node, ipsec_input_ip4_node_fn); +static vlib_node_registration_t ipsec_input_ip6_node; - static uword - ipsec_input_ip6_node_fn (vlib_main_t * vm, - vlib_node_runtime_t * node, - vlib_frame_t * from_frame) +static uword +ipsec_input_ip6_node_fn (vlib_main_t * vm, + vlib_node_runtime_t * node, + vlib_frame_t * from_frame) { u32 n_left_from, *from, next_index, *to_next; ipsec_main_t *im = &ipsec_main; @@ -379,6 +379,7 @@ VLIB_NODE_FUNCTION_MULTIARCH (ipsec_input_ip4_node, ipsec_input_ip4_node_fn) ip4_ipsec_config_t *c0; ipsec_spd_t *spd0; ipsec_policy_t *p0 = 0; + ah_header_t *ah0; u32 header_size = sizeof (ip0[0]); bi0 = to_next[0] = from[0]; @@ -396,6 +397,7 @@ VLIB_NODE_FUNCTION_MULTIARCH (ipsec_input_ip4_node, ipsec_input_ip4_node_fn) ip0 = vlib_buffer_get_current (b0); esp0 = (esp_header_t *) ((u8 *) ip0 + header_size); + ah0 = (ah_header_t *) ((u8 *) ip0 + header_size); if (PREDICT_TRUE (ip0->protocol == IP_PROTOCOL_IPSEC_ESP)) { @@ -426,6 +428,26 @@ VLIB_NODE_FUNCTION_MULTIARCH (ipsec_input_ip4_node, ipsec_input_ip4_node_fn) goto trace0; } } + else if (ip0->protocol == IP_PROTOCOL_IPSEC_AH) + { + p0 = ipsec_input_ip6_protect_policy_match (spd0, + &ip0->src_address, + &ip0->dst_address, + clib_net_to_host_u32 + (ah0->spi)); + + if (PREDICT_TRUE (p0 != 0)) + { + p0->counter.packets++; + p0->counter.bytes += + clib_net_to_host_u16 (ip0->payload_length); + p0->counter.bytes += header_size; + vnet_buffer (b0)->ipsec.sad_index = p0->sa_index; + vnet_buffer (b0)->ipsec.flags = 0; + next0 = im->ah_decrypt_next_index; + goto trace0; + } + } trace0: if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED)) diff --git a/test/framework.py b/test/framework.py index cd15aec7d34..da34724befd 100644 --- a/test/framework.py +++ b/test/framework.py @@ -287,8 +287,7 @@ class VppTestCase(unittest.TestCase): coredump_size, "}", "api-trace", "{", "on", "}", "api-segment", "{", "prefix", cls.shm_prefix, "}", "cpu", "{", "main-core", str(cpu_core_number), "}", - "statseg", "{", "socket-name", - cls.tempdir + "/stats.sock", "}", + "statseg", "{", "socket-name", cls.stats_sock, "}", "plugins", "{", "plugin", "dpdk_plugin.so", "{", "disable", "}", "plugin", "unittest_plugin.so", "{", "enable", "}", "}", ] @@ -347,6 +346,13 @@ class VppTestCase(unittest.TestCase): cls.wait_for_enter() @classmethod + def wait_for_stats_socket(cls): + deadline = time.time() + 3 + while time.time() < deadline or cls.debug_gdb or cls.debug_gdbserver: + if os.path.exists(cls.stats_sock): + break + + @classmethod def setUpClass(cls): """ Perform class setup before running the testcase @@ -360,6 +366,7 @@ class VppTestCase(unittest.TestCase): cls.logger.name = cls.__name__ cls.tempdir = tempfile.mkdtemp( prefix='vpp-unittest-%s-' % cls.__name__) + cls.stats_sock = "%s/stats.sock" % cls.tempdir cls.file_handler = FileHandler("%s/log.txt" % cls.tempdir) cls.file_handler.setFormatter( Formatter(fmt='%(asctime)s,%(msecs)03d %(message)s', @@ -391,14 +398,19 @@ class VppTestCase(unittest.TestCase): cls.pump_thread = Thread(target=pump_output, args=(cls,)) cls.pump_thread.daemon = True cls.pump_thread.start() - cls.vapi = VppPapiProvider(cls.shm_prefix, cls.shm_prefix, cls) + if cls.debug_gdb or cls.debug_gdbserver: + read_timeout = 0 + else: + read_timeout = 5 + cls.vapi = VppPapiProvider(cls.shm_prefix, cls.shm_prefix, cls, + read_timeout) if cls.step: hook = StepHook(cls) else: hook = PollHook(cls) cls.vapi.register_hook(hook) - cls.sleep(0.1, "after vpp startup, before initial poll") - cls.statistics = VPPStats(socketname=cls.tempdir+'/stats.sock') + cls.wait_for_stats_socket() + cls.statistics = VPPStats(socketname=cls.stats_sock) try: hook.poll_vpp() except VppDiedError: @@ -459,7 +471,7 @@ class VppTestCase(unittest.TestCase): cls.vpp.poll() if cls.vpp.returncode is None: cls.logger.debug("Sending TERM to vpp") - cls.vpp.terminate() + cls.vpp.kill() cls.logger.debug("Waiting for vpp to die") cls.vpp.communicate() del cls.vpp diff --git a/test/template_ipsec.py b/test/template_ipsec.py index 9d95185cb9e..bf13d71f631 100644 --- a/test/template_ipsec.py +++ b/test/template_ipsec.py @@ -1,13 +1,69 @@ import unittest +import socket from scapy.layers.inet import IP, ICMP, TCP from scapy.layers.ipsec import SecurityAssociation from scapy.layers.l2 import Ether, Raw +from scapy.layers.inet6 import IPv6, ICMPv6EchoRequest from framework import VppTestCase, VppTestRunner from util import ppp +class IPsecIPv4Params(object): + addr_type = socket.AF_INET + addr_any = "0.0.0.0" + addr_bcast = "255.255.255.255" + addr_len = 32 + is_ipv6 = 0 + remote_tun_if_host = '1.1.1.1' + + scapy_tun_sa_id = 10 + scapy_tun_spi = 1001 + vpp_tun_sa_id = 20 + vpp_tun_spi = 1000 + + scapy_tra_sa_id = 30 + scapy_tra_spi = 2001 + vpp_tra_sa_id = 40 + vpp_tra_spi = 2000 + + auth_algo_vpp_id = 2 # internal VPP enum value for SHA1_96 + auth_algo = 'HMAC-SHA1-96' # scapy name + auth_key = 'C91KUR9GYMm5GfkEvNjX' + + crypt_algo_vpp_id = 1 # internal VPP enum value for AES_CBC_128 + crypt_algo = 'AES-CBC' # scapy name + crypt_key = 'JPjyOWBeVEQiMe7h' + + +class IPsecIPv6Params(object): + addr_type = socket.AF_INET6 + addr_any = "0::0" + addr_bcast = "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff" + addr_len = 128 + is_ipv6 = 1 + remote_tun_if_host = '1111:1111:1111:1111:1111:1111:1111:1111' + + scapy_tun_sa_id = 50 + scapy_tun_spi = 3001 + vpp_tun_sa_id = 60 + vpp_tun_spi = 3000 + + scapy_tra_sa_id = 70 + scapy_tra_spi = 4001 + vpp_tra_sa_id = 80 + vpp_tra_spi = 4000 + + auth_algo_vpp_id = 4 # internal VPP enum value for SHA_256_128 + auth_algo = 'SHA2-256-128' # scapy name + auth_key = 'C91KUR9GYMm5GfkEvNjX' + + crypt_algo_vpp_id = 3 # internal VPP enum value for AES_CBC_256 + crypt_algo = 'AES-CBC' # scapy name + crypt_key = 'JPjyOWBeVEQiMe7hJPjyOWBeVEQiMe7h' + + class TemplateIpsec(VppTestCase): """ TRANSPORT MODE: @@ -26,33 +82,19 @@ class TemplateIpsec(VppTestCase): |tun_if| -------> |VPP| ------> |pg1| ------ --- --- """ + ipv4_params = IPsecIPv4Params() + ipv6_params = IPsecIPv6Params() + params = {ipv4_params.addr_type: ipv4_params, + ipv6_params.addr_type: ipv6_params} - remote_tun_if_host = '1.1.1.1' payload = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" tun_spd_id = 1 - scapy_tun_sa_id = 10 - scapy_tun_spi = 1001 - vpp_tun_sa_id = 20 - vpp_tun_spi = 1000 - tra_spd_id = 2 - scapy_tra_sa_id = 30 - scapy_tra_spi = 2001 - vpp_tra_sa_id = 40 - vpp_tra_spi = 2000 vpp_esp_protocol = 1 vpp_ah_protocol = 0 - auth_algo_vpp_id = 2 # internal VPP enum value for SHA1_96 - auth_algo = 'HMAC-SHA1-96' # scapy name - auth_key = 'C91KUR9GYMm5GfkEvNjX' - - crypt_algo_vpp_id = 1 # internal VPP enum value for AES_CBC_128 - crypt_algo = 'AES-CBC' # scapy name - crypt_key = 'JPjyOWBeVEQiMe7h' - @classmethod def setUpClass(cls): super(TemplateIpsec, cls).setUpClass() @@ -62,63 +104,67 @@ class TemplateIpsec(VppTestCase): i.admin_up() i.config_ip4() i.resolve_arp() + i.config_ip6() + i.resolve_ndp() def tearDown(self): super(TemplateIpsec, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware") - def send_and_expect(self, input, pkts, output, count=1): - input.add_stream(pkts) - self.pg_enable_capture(self.pg_interfaces) - self.pg_start() - rx = output.get_capture(count) - return rx - def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1): return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / sa.encrypt(IP(src=src, dst=dst) / ICMP() / self.payload) for i in range(count)] + def gen_encrypt_pkts6(self, sa, sw_intf, src, dst, count=1): + return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / + sa.encrypt(IPv6(src=src, dst=dst) / + ICMPv6EchoRequest(id=0, seq=1, data=self.payload)) + for i in range(count)] + def gen_pkts(self, sw_intf, src, dst, count=1): return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / IP(src=src, dst=dst) / ICMP() / self.payload for i in range(count)] - def configure_sa_tun(self): - scapy_tun_sa = SecurityAssociation(self.encryption_type, - spi=self.vpp_tun_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key, - tunnel_header=IP( - src=self.tun_if.remote_ip4, - dst=self.tun_if.local_ip4)) - vpp_tun_sa = SecurityAssociation(self.encryption_type, - spi=self.scapy_tun_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key, - tunnel_header=IP( - dst=self.tun_if.remote_ip4, - src=self.tun_if.local_ip4)) + def gen_pkts6(self, sw_intf, src, dst, count=1): + return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) / + IPv6(src=src, dst=dst) / + 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])) + 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])) return vpp_tun_sa, scapy_tun_sa - def configure_sa_tra(self): + def configure_sa_tra(self, params): scapy_tra_sa = SecurityAssociation(self.encryption_type, - spi=self.vpp_tra_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key) + spi=params.vpp_tra_spi, + crypt_algo=params.crypt_algo, + crypt_key=params.crypt_key, + auth_algo=params.auth_algo, + auth_key=params.auth_key) vpp_tra_sa = SecurityAssociation(self.encryption_type, - spi=self.scapy_tra_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key) + spi=params.scapy_tra_spi, + crypt_algo=params.crypt_algo, + crypt_key=params.crypt_key, + auth_algo=params.auth_algo, + auth_key=params.auth_key) return vpp_tra_sa, scapy_tra_sa @@ -126,13 +172,14 @@ class IpsecTcpTests(object): def test_tcp_checksum(self): """ verify checksum correctness for vpp generated packets """ self.vapi.cli("test http server") - vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun() + p = self.params[socket.AF_INET] + vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun(p) send = (Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac) / - scapy_tun_sa.encrypt(IP(src=self.remote_tun_if_host, + 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, 1) + recv = self.send_and_expect(self.tun_if, [send], self.tun_if) recv = recv[0] decrypted = vpp_tun_sa.decrypt(recv[IP]) self.assert_packet_checksums_valid(decrypted) @@ -142,67 +189,146 @@ class IpsecTraTests(object): def test_tra_basic(self, count=1): """ ipsec v4 transport basic test """ try: - vpp_tra_sa, scapy_tra_sa = self.configure_sa_tra() + p = self.params[socket.AF_INET] + vpp_tra_sa, scapy_tra_sa = self.configure_sa_tra(p) send_pkts = self.gen_encrypt_pkts(scapy_tra_sa, self.tra_if, src=self.tra_if.remote_ip4, dst=self.tra_if.local_ip4, count=count) recv_pkts = self.send_and_expect(self.tra_if, send_pkts, - self.tra_if, count=count) + self.tra_if) for p in recv_pkts: - decrypted = vpp_tra_sa.decrypt(p[IP]) - self.assert_packet_checksums_valid(decrypted) + try: + decrypted = vpp_tra_sa.decrypt(p[IP]) + self.assert_packet_checksums_valid(decrypted) + except: + self.logger.debug(ppp("Unexpected packet:", p)) + raise finally: self.logger.info(self.vapi.ppcli("show error")) self.logger.info(self.vapi.ppcli("show ipsec")) def test_tra_burst(self): """ ipsec v4 transport burst test """ + self.test_tra_basic(count=257) + + def test_tra_basic6(self, count=1): + """ ipsec v6 transport basic test """ try: - self.test_tra_basic(count=257) + p = self.params[socket.AF_INET6] + vpp_tra_sa, scapy_tra_sa = self.configure_sa_tra(p) + send_pkts = self.gen_encrypt_pkts6(scapy_tra_sa, self.tra_if, + src=self.tra_if.remote_ip6, + dst=self.tra_if.local_ip6, + count=count) + recv_pkts = self.send_and_expect(self.tra_if, send_pkts, + self.tra_if) + for p in recv_pkts: + try: + decrypted = vpp_tra_sa.decrypt(p[IPv6]) + self.assert_packet_checksums_valid(decrypted) + except: + self.logger.debug(ppp("Unexpected packet:", p)) + raise finally: self.logger.info(self.vapi.ppcli("show error")) self.logger.info(self.vapi.ppcli("show ipsec")) + def test_tra_burst6(self): + """ ipsec v6 transport burst test """ + self.test_tra_basic6(count=257) + -class IpsecTunTests(object): - def test_tun_basic(self, count=1): +class IpsecTun4Tests(object): + def test_tun_basic44(self, count=1): """ ipsec 4o4 tunnel basic test """ try: - vpp_tun_sa, scapy_tun_sa = self.configure_sa_tun() + 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, - src=self.remote_tun_if_host, + src=p.remote_tun_if_host, dst=self.pg1.remote_ip4, count=count) - recv_pkts = self.send_and_expect(self.tun_if, send_pkts, self.pg1, - count=count) + recv_pkts = self.send_and_expect(self.tun_if, send_pkts, self.pg1) for recv_pkt in recv_pkts: - self.assert_equal(recv_pkt[IP].src, self.remote_tun_if_host) + self.assert_equal(recv_pkt[IP].src, p.remote_tun_if_host) self.assert_equal(recv_pkt[IP].dst, self.pg1.remote_ip4) self.assert_packet_checksums_valid(recv_pkt) send_pkts = self.gen_pkts(self.pg1, src=self.pg1.remote_ip4, - dst=self.remote_tun_if_host, count=count) - recv_pkts = self.send_and_expect(self.pg1, send_pkts, self.tun_if, - count=count) + dst=p.remote_tun_if_host, count=count) + recv_pkts = self.send_and_expect(self.pg1, send_pkts, self.tun_if) for recv_pkt in recv_pkts: - decrypt_pkt = 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) - self.assert_equal(decrypt_pkt.dst, self.remote_tun_if_host) - self.assert_packet_checksums_valid(decrypt_pkt) + try: + decrypt_pkt = 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) + self.assert_equal(decrypt_pkt.dst, p.remote_tun_if_host) + self.assert_packet_checksums_valid(decrypt_pkt) + except: + self.logger.debug(ppp("Unexpected packet:", recv_pkt)) + try: + self.logger.debug( + ppp("Decrypted packet:", decrypt_pkt)) + except: + pass + raise finally: self.logger.info(self.vapi.ppcli("show error")) self.logger.info(self.vapi.ppcli("show ipsec")) - def test_tun_burst(self): + def test_tun_burst44(self): """ ipsec 4o4 tunnel burst test """ + self.test_tun_basic44(count=257) + + +class IpsecTun6Tests(object): + def test_tun_basic66(self, count=1): + """ ipsec 6o6 tunnel basic test """ try: - self.test_tun_basic(count=257) + 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, + src=p.remote_tun_if_host, + dst=self.pg1.remote_ip6, + count=count) + recv_pkts = self.send_and_expect(self.tun_if, send_pkts, self.pg1) + for recv_pkt in recv_pkts: + self.assert_equal(recv_pkt[IPv6].src, p.remote_tun_if_host) + self.assert_equal(recv_pkt[IPv6].dst, self.pg1.remote_ip6) + self.assert_packet_checksums_valid(recv_pkt) + send_pkts = self.gen_pkts6(self.pg1, src=self.pg1.remote_ip6, + dst=p.remote_tun_if_host, + count=count) + 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]) + if not decrypt_pkt.haslayer(IPv6): + decrypt_pkt = IPv6(decrypt_pkt[Raw].load) + self.assert_equal(decrypt_pkt.src, self.pg1.remote_ip6) + self.assert_equal(decrypt_pkt.dst, p.remote_tun_if_host) + self.assert_packet_checksums_valid(decrypt_pkt) + except: + self.logger.debug(ppp("Unexpected packet:", recv_pkt)) + try: + self.logger.debug( + ppp("Decrypted packet:", decrypt_pkt)) + except: + pass + raise finally: self.logger.info(self.vapi.ppcli("show error")) self.logger.info(self.vapi.ppcli("show ipsec")) + def test_tun_burst66(self): + """ ipsec 6o6 tunnel burst test """ + self.test_tun_basic66(count=257) + + +class IpsecTunTests(IpsecTun4Tests, IpsecTun6Tests): + pass + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) diff --git a/test/test_ipsec_ah.py b/test/test_ipsec_ah.py index 729f8716d03..59f6864821f 100644 --- a/test/test_ipsec_ah.py +++ b/test/test_ipsec_ah.py @@ -37,8 +37,6 @@ class TemplateIpsecAh(TemplateIpsec): --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- - - Note : IPv6 is not covered """ encryption_type = AH @@ -49,100 +47,130 @@ class TemplateIpsecAh(TemplateIpsec): cls.tun_if = cls.pg0 cls.tra_if = cls.pg2 cls.logger.info(cls.vapi.ppcli("show int addr")) - cls.config_ah_tra() + cls.vapi.ipsec_spd_add_del(cls.tun_spd_id) + cls.vapi.ipsec_interface_add_del_spd(cls.tun_spd_id, + cls.tun_if.sw_if_index) + cls.vapi.ipsec_spd_add_del(cls.tra_spd_id) + cls.vapi.ipsec_interface_add_del_spd(cls.tra_spd_id, + cls.tra_if.sw_if_index) + for _, p in cls.params.items(): + cls.config_ah_tra(p) cls.logger.info(cls.vapi.ppcli("show ipsec")) - cls.config_ah_tun() + for _, p in cls.params.items(): + cls.config_ah_tun(p) cls.logger.info(cls.vapi.ppcli("show ipsec")) - src4 = socket.inet_pton(socket.AF_INET, cls.remote_tun_if_host) - cls.vapi.ip_add_del_route(src4, 32, cls.tun_if.remote_ip4n) + for _, p in cls.params.items(): + src = socket.inet_pton(p.addr_type, p.remote_tun_if_host) + cls.vapi.ip_add_del_route(src, p.addr_len, + cls.tun_if.remote_addr_n[p.addr_type], + is_ipv6=p.is_ipv6) @classmethod - def config_ah_tun(cls): - cls.vapi.ipsec_sad_add_del_entry(cls.scapy_tun_sa_id, - cls.scapy_tun_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_ah_protocol, - cls.tun_if.local_ip4n, - cls.tun_if.remote_ip4n) - cls.vapi.ipsec_sad_add_del_entry(cls.vpp_tun_sa_id, - cls.vpp_tun_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_ah_protocol, - cls.tun_if.remote_ip4n, - cls.tun_if.local_ip4n) - cls.vapi.ipsec_spd_add_del(cls.tun_spd_id) - cls.vapi.ipsec_interface_add_del_spd(cls.tun_spd_id, - cls.tun_if.sw_if_index) - l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, "0.0.0.0") - l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, - "255.255.255.255") - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + def config_ah_tun(cls, params): + addr_type = params.addr_type + is_ipv6 = params.is_ipv6 + scapy_tun_sa_id = params.scapy_tun_sa_id + scapy_tun_spi = params.scapy_tun_spi + vpp_tun_sa_id = params.vpp_tun_sa_id + vpp_tun_spi = params.vpp_tun_spi + auth_algo_vpp_id = params.auth_algo_vpp_id + auth_key = params.auth_key + crypt_algo_vpp_id = params.crypt_algo_vpp_id + crypt_key = params.crypt_key + remote_tun_if_host = params.remote_tun_if_host + addr_any = params.addr_any + addr_bcast = params.addr_bcast + cls.vapi.ipsec_sad_add_del_entry(scapy_tun_sa_id, scapy_tun_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_ah_protocol, + cls.tun_if.local_addr_n[addr_type], + cls.tun_if.remote_addr_n[addr_type], + is_tunnel=1, is_tunnel_ipv6=is_ipv6) + cls.vapi.ipsec_sad_add_del_entry(vpp_tun_sa_id, vpp_tun_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_ah_protocol, + cls.tun_if.remote_addr_n[addr_type], + cls.tun_if.local_addr_n[addr_type], + is_tunnel=1, is_tunnel_ipv6=is_ipv6) + l_startaddr = r_startaddr = socket.inet_pton(addr_type, addr_any) + l_stopaddr = r_stopaddr = socket.inet_pton(addr_type, addr_bcast) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, + r_stopaddr, is_ipv6=is_ipv6, protocol=socket.IPPROTO_AH) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, is_outbound=0, + is_ipv6=is_ipv6, protocol=socket.IPPROTO_AH) - l_startaddr = l_stopaddr = socket.inet_pton(socket.AF_INET, - cls.remote_tun_if_host) - r_startaddr = r_stopaddr = cls.pg1.remote_ip4n - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_startaddr = l_stopaddr = socket.inet_pton(addr_type, + remote_tun_if_host) + r_startaddr = r_stopaddr = cls.pg1.remote_addr_n[addr_type] + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=10, policy=3, - is_outbound=0) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + is_outbound=0, is_ipv6=is_ipv6) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, r_startaddr, r_stopaddr, l_startaddr, - l_stopaddr, priority=10, policy=3) - r_startaddr = r_stopaddr = cls.pg0.local_ip4n - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_stopaddr, priority=10, policy=3, + is_ipv6=is_ipv6) + r_startaddr = r_stopaddr = cls.pg0.local_addr_n[addr_type] + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=20, policy=3, - is_outbound=0) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + is_outbound=0, is_ipv6=is_ipv6) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, r_startaddr, r_stopaddr, l_startaddr, - l_stopaddr, priority=20, policy=3) + l_stopaddr, priority=20, policy=3, + is_ipv6=is_ipv6) @classmethod - def config_ah_tra(cls): - cls.vapi.ipsec_sad_add_del_entry(cls.scapy_tra_sa_id, - cls.scapy_tra_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_ah_protocol, - is_tunnel=0) - cls.vapi.ipsec_sad_add_del_entry(cls.vpp_tra_sa_id, - cls.vpp_tra_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_ah_protocol, - is_tunnel=0) - cls.vapi.ipsec_spd_add_del(cls.tra_spd_id) - cls.vapi.ipsec_interface_add_del_spd(cls.tra_spd_id, - cls.tra_if.sw_if_index) - l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, "0.0.0.0") - l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, - "255.255.255.255") - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, + def config_ah_tra(cls, params): + addr_type = params.addr_type + is_ipv6 = params.is_ipv6 + scapy_tra_sa_id = params.scapy_tra_sa_id + scapy_tra_spi = params.scapy_tra_spi + vpp_tra_sa_id = params.vpp_tra_sa_id + vpp_tra_spi = params.vpp_tra_spi + auth_algo_vpp_id = params.auth_algo_vpp_id + auth_key = params.auth_key + crypt_algo_vpp_id = params.crypt_algo_vpp_id + crypt_key = params.crypt_key + addr_any = params.addr_any + addr_bcast = params.addr_bcast + cls.vapi.ipsec_sad_add_del_entry(scapy_tra_sa_id, scapy_tra_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_ah_protocol, is_tunnel=0, + is_tunnel_ipv6=0) + cls.vapi.ipsec_sad_add_del_entry(vpp_tra_sa_id, vpp_tra_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_ah_protocol, is_tunnel=0, + is_tunnel_ipv6=0) + l_startaddr = r_startaddr = socket.inet_pton(addr_type, addr_any) + l_stopaddr = r_stopaddr = socket.inet_pton(addr_type, addr_bcast) + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, + r_stopaddr, is_ipv6=is_ipv6, protocol=socket.IPPROTO_AH) - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.scapy_tra_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, scapy_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, is_outbound=0, + is_ipv6=is_ipv6, protocol=socket.IPPROTO_AH) - l_startaddr = l_stopaddr = cls.tra_if.local_ip4n - r_startaddr = r_stopaddr = cls.tra_if.remote_ip4n - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, + l_startaddr = l_stopaddr = cls.tra_if.local_addr_n[addr_type] + r_startaddr = r_stopaddr = cls.tra_if.remote_addr_n[addr_type] + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=10, policy=3, - is_outbound=0) - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.scapy_tra_sa_id, + is_outbound=0, is_ipv6=is_ipv6) + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, scapy_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=10, - policy=3) + policy=3, is_ipv6=is_ipv6) def tearDown(self): super(TemplateIpsecAh, self).tearDown() diff --git a/test/test_ipsec_esp.py b/test/test_ipsec_esp.py index 58d159a7213..23cf6603187 100644 --- a/test/test_ipsec_esp.py +++ b/test/test_ipsec_esp.py @@ -36,8 +36,6 @@ class TemplateIpsecEsp(TemplateIpsec): --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- - - Note : IPv6 is not covered """ encryption_type = ESP @@ -48,103 +46,130 @@ class TemplateIpsecEsp(TemplateIpsec): cls.tun_if = cls.pg0 cls.tra_if = cls.pg2 cls.logger.info(cls.vapi.ppcli("show int addr")) - cls.config_esp_tra() - cls.logger.info(cls.vapi.ppcli("show ipsec")) - cls.config_esp_tun() + cls.vapi.ipsec_spd_add_del(cls.tra_spd_id) + cls.vapi.ipsec_interface_add_del_spd(cls.tra_spd_id, + cls.tra_if.sw_if_index) + for _, p in cls.params.items(): + cls.config_esp_tra(p) cls.logger.info(cls.vapi.ppcli("show ipsec")) - src4 = socket.inet_pton(socket.AF_INET, cls.remote_tun_if_host) - cls.vapi.ip_add_del_route(src4, 32, cls.tun_if.remote_ip4n) - - @classmethod - def config_esp_tun(cls): - cls.vapi.ipsec_sad_add_del_entry(cls.scapy_tun_sa_id, - cls.scapy_tun_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_esp_protocol, - cls.tun_if.local_ip4n, - cls.tun_if.remote_ip4n) - cls.vapi.ipsec_sad_add_del_entry(cls.vpp_tun_sa_id, - cls.vpp_tun_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_esp_protocol, - cls.tun_if.remote_ip4n, - cls.tun_if.local_ip4n) cls.vapi.ipsec_spd_add_del(cls.tun_spd_id) cls.vapi.ipsec_interface_add_del_spd(cls.tun_spd_id, cls.tun_if.sw_if_index) - l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, - "0.0.0.0") - l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, - "255.255.255.255") - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + for _, p in cls.params.items(): + cls.config_esp_tun(p) + cls.logger.info(cls.vapi.ppcli("show ipsec")) + for _, p in cls.params.items(): + src = socket.inet_pton(p.addr_type, p.remote_tun_if_host) + cls.vapi.ip_add_del_route( + src, p.addr_len, cls.tun_if.remote_addr_n[p.addr_type], + is_ipv6=p.is_ipv6) + + @classmethod + def config_esp_tun(cls, params): + addr_type = params.addr_type + is_ipv6 = params.is_ipv6 + scapy_tun_sa_id = params.scapy_tun_sa_id + scapy_tun_spi = params.scapy_tun_spi + vpp_tun_sa_id = params.vpp_tun_sa_id + vpp_tun_spi = params.vpp_tun_spi + auth_algo_vpp_id = params.auth_algo_vpp_id + auth_key = params.auth_key + crypt_algo_vpp_id = params.crypt_algo_vpp_id + crypt_key = params.crypt_key + remote_tun_if_host = params.remote_tun_if_host + addr_any = params.addr_any + addr_bcast = params.addr_bcast + cls.vapi.ipsec_sad_add_del_entry(scapy_tun_sa_id, scapy_tun_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_esp_protocol, + cls.tun_if.local_addr_n[addr_type], + cls.tun_if.remote_addr_n[addr_type], + is_tunnel=1, is_tunnel_ipv6=is_ipv6) + cls.vapi.ipsec_sad_add_del_entry(vpp_tun_sa_id, vpp_tun_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_esp_protocol, + cls.tun_if.remote_addr_n[addr_type], + cls.tun_if.local_addr_n[addr_type], + is_tunnel=1, is_tunnel_ipv6=is_ipv6) + l_startaddr = r_startaddr = socket.inet_pton(addr_type, addr_any) + l_stopaddr = r_stopaddr = socket.inet_pton(addr_type, addr_bcast) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, + r_stopaddr, is_ipv6=is_ipv6, protocol=socket.IPPROTO_ESP) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, is_outbound=0, - protocol=socket.IPPROTO_ESP) - l_startaddr = l_stopaddr = socket.inet_pton(socket.AF_INET, - cls.remote_tun_if_host) - r_startaddr = r_stopaddr = cls.pg1.remote_ip4n - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + protocol=socket.IPPROTO_ESP, + is_ipv6=is_ipv6) + l_startaddr = l_stopaddr = socket.inet_pton(addr_type, + remote_tun_if_host) + r_startaddr = r_stopaddr = cls.pg1.remote_addr_n[addr_type] + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=10, policy=3, - is_outbound=0) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + is_ipv6=is_ipv6, is_outbound=0) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, r_startaddr, r_stopaddr, l_startaddr, - l_stopaddr, priority=10, policy=3) - l_startaddr = l_stopaddr = socket.inet_pton(socket.AF_INET, - cls.remote_tun_if_host) - r_startaddr = r_stopaddr = cls.pg0.local_ip4n - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_stopaddr, priority=10, policy=3, + is_ipv6=is_ipv6) + l_startaddr = l_stopaddr = socket.inet_pton(addr_type, + remote_tun_if_host) + r_startaddr = r_stopaddr = cls.pg0.local_addr_n[addr_type] + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=20, policy=3, - is_outbound=0) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + is_outbound=0, is_ipv6=is_ipv6) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, r_startaddr, r_stopaddr, l_startaddr, - l_stopaddr, priority=20, policy=3) + l_stopaddr, priority=20, policy=3, + is_ipv6=is_ipv6) @classmethod - def config_esp_tra(cls): - cls.vapi.ipsec_sad_add_del_entry(cls.scapy_tra_sa_id, - cls.scapy_tra_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_esp_protocol, - is_tunnel=0) - cls.vapi.ipsec_sad_add_del_entry(cls.vpp_tra_sa_id, - cls.vpp_tra_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_esp_protocol, - is_tunnel=0) - cls.vapi.ipsec_spd_add_del(cls.tra_spd_id) - cls.vapi.ipsec_interface_add_del_spd(cls.tra_spd_id, - cls.tra_if.sw_if_index) - l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, - "0.0.0.0") - l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, - "255.255.255.255") - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, + def config_esp_tra(cls, params): + addr_type = params.addr_type + is_ipv6 = params.is_ipv6 + scapy_tra_sa_id = params.scapy_tra_sa_id + scapy_tra_spi = params.scapy_tra_spi + vpp_tra_sa_id = params.vpp_tra_sa_id + vpp_tra_spi = params.vpp_tra_spi + auth_algo_vpp_id = params.auth_algo_vpp_id + auth_key = params.auth_key + crypt_algo_vpp_id = params.crypt_algo_vpp_id + crypt_key = params.crypt_key + addr_any = params.addr_any + addr_bcast = params.addr_bcast + cls.vapi.ipsec_sad_add_del_entry(scapy_tra_sa_id, scapy_tra_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_esp_protocol, is_tunnel=0) + cls.vapi.ipsec_sad_add_del_entry(vpp_tra_sa_id, vpp_tra_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_esp_protocol, is_tunnel=0) + l_startaddr = r_startaddr = socket.inet_pton(addr_type, addr_any) + l_stopaddr = r_stopaddr = socket.inet_pton(addr_type, addr_bcast) + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, + r_stopaddr, is_ipv6=is_ipv6, protocol=socket.IPPROTO_ESP) - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, is_outbound=0, + is_ipv6=is_ipv6, protocol=socket.IPPROTO_ESP) - l_startaddr = l_stopaddr = cls.tra_if.local_ip4n - r_startaddr = r_stopaddr = cls.tra_if.remote_ip4n - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.vpp_tra_sa_id, + l_startaddr = l_stopaddr = cls.tra_if.local_addr_n[addr_type] + r_startaddr = r_stopaddr = cls.tra_if.remote_addr_n[addr_type] + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, vpp_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=10, policy=3, - is_outbound=0) - cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, cls.scapy_tra_sa_id, + is_outbound=0, is_ipv6=is_ipv6) + cls.vapi.ipsec_spd_add_del_entry(cls.tra_spd_id, scapy_tra_sa_id, l_startaddr, l_stopaddr, r_startaddr, - r_stopaddr, priority=10, policy=3) + r_stopaddr, priority=10, policy=3, + is_ipv6=is_ipv6) class TestIpsecEsp1(TemplateIpsecEsp, IpsecTraTests, IpsecTunTests): diff --git a/test/test_ipsec_nat.py b/test/test_ipsec_nat.py index 9e0b9ea912e..e9efa032a13 100644 --- a/test/test_ipsec_nat.py +++ b/test/test_ipsec_nat.py @@ -35,10 +35,16 @@ class IPSecNATTestCase(TemplateIpsec): def setUpClass(cls): super(IPSecNATTestCase, cls).setUpClass() cls.tun_if = cls.pg0 - cls.config_esp_tun() + cls.vapi.ipsec_spd_add_del(cls.tun_spd_id) + cls.vapi.ipsec_interface_add_del_spd(cls.tun_spd_id, + cls.tun_if.sw_if_index) + p = cls.ipv4_params + cls.config_esp_tun(p) cls.logger.info(cls.vapi.ppcli("show ipsec")) - client = socket.inet_pton(socket.AF_INET, cls.remote_tun_if_host) - cls.vapi.ip_add_del_route(client, 32, cls.tun_if.remote_ip4n) + src = socket.inet_pton(p.addr_type, p.remote_tun_if_host) + cls.vapi.ip_add_del_route(src, p.addr_len, + cls.tun_if.remote_addr_n[p.addr_type], + is_ipv6=p.is_ipv6) def create_stream_plain(self, src_mac, dst_mac, src_ip, dst_ip): return [ @@ -126,66 +132,71 @@ class IPSecNATTestCase(TemplateIpsec): raise @classmethod - def config_esp_tun(cls): - cls.vapi.ipsec_sad_add_del_entry(cls.scapy_tun_sa_id, - cls.scapy_tun_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_esp_protocol, - cls.pg1.remote_ip4n, - cls.tun_if.remote_ip4n, + def config_esp_tun(cls, params): + addr_type = params.addr_type + scapy_tun_sa_id = params.scapy_tun_sa_id + scapy_tun_spi = params.scapy_tun_spi + vpp_tun_sa_id = params.vpp_tun_sa_id + vpp_tun_spi = params.vpp_tun_spi + auth_algo_vpp_id = params.auth_algo_vpp_id + auth_key = params.auth_key + crypt_algo_vpp_id = params.crypt_algo_vpp_id + crypt_key = params.crypt_key + addr_any = params.addr_any + addr_bcast = params.addr_bcast + cls.vapi.ipsec_sad_add_del_entry(scapy_tun_sa_id, scapy_tun_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_esp_protocol, + cls.pg1.remote_addr_n[addr_type], + cls.tun_if.remote_addr_n[addr_type], udp_encap=1) - cls.vapi.ipsec_sad_add_del_entry(cls.vpp_tun_sa_id, - cls.vpp_tun_spi, - cls.auth_algo_vpp_id, cls.auth_key, - cls.crypt_algo_vpp_id, - cls.crypt_key, cls.vpp_esp_protocol, - cls.tun_if.remote_ip4n, - cls.pg1.remote_ip4n, + cls.vapi.ipsec_sad_add_del_entry(vpp_tun_sa_id, vpp_tun_spi, + auth_algo_vpp_id, auth_key, + crypt_algo_vpp_id, crypt_key, + cls.vpp_esp_protocol, + cls.tun_if.remote_addr_n[addr_type], + cls.pg1.remote_addr_n[addr_type], udp_encap=1) - cls.vapi.ipsec_spd_add_del(cls.tun_spd_id) - cls.vapi.ipsec_interface_add_del_spd(cls.tun_spd_id, - cls.tun_if.sw_if_index) - l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, - "0.0.0.0") - l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET, - "255.255.255.255") - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + l_startaddr = r_startaddr = socket.inet_pton(addr_type, addr_any) + l_stopaddr = r_stopaddr = socket.inet_pton(addr_type, addr_bcast) + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, protocol=socket.IPPROTO_ESP) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, is_outbound=0, protocol=socket.IPPROTO_ESP) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, remote_port_start=4500, remote_port_stop=4500, protocol=socket.IPPROTO_UDP) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, remote_port_start=4500, remote_port_stop=4500, protocol=socket.IPPROTO_UDP, is_outbound=0) - l_startaddr = l_stopaddr = cls.tun_if.remote_ip4n - r_startaddr = r_stopaddr = cls.pg1.remote_ip4n - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.vpp_tun_sa_id, + l_startaddr = l_stopaddr = cls.tun_if.remote_addr_n[addr_type] + r_startaddr = r_stopaddr = cls.pg1.remote_addr_n[addr_type] + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, vpp_tun_sa_id, l_startaddr, l_stopaddr, r_startaddr, r_stopaddr, priority=10, policy=3, is_outbound=0) - cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, cls.scapy_tun_sa_id, + cls.vapi.ipsec_spd_add_del_entry(cls.tun_spd_id, scapy_tun_sa_id, r_startaddr, r_stopaddr, l_startaddr, l_stopaddr, priority=10, policy=3) def test_ipsec_nat_tun(self): """ IPSec/NAT tunnel test case """ - scapy_tun_sa = SecurityAssociation(ESP, spi=self.scapy_tun_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key, + p = self.ipv4_params + scapy_tun_sa = SecurityAssociation(ESP, 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( src=self.pg1.remote_ip4, dst=self.tun_if.remote_ip4), @@ -203,11 +214,11 @@ class IPSecNATTestCase(TemplateIpsec): self.verify_capture_encrypted(capture, scapy_tun_sa) vpp_tun_sa = SecurityAssociation(ESP, - spi=self.vpp_tun_spi, - crypt_algo=self.crypt_algo, - crypt_key=self.crypt_key, - auth_algo=self.auth_algo, - auth_key=self.auth_key, + 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( src=self.tun_if.remote_ip4, dst=self.pg1.remote_ip4), diff --git a/test/test_ipsec_tun_if_esp.py b/test/test_ipsec_tun_if_esp.py index c260f03b63d..292458d7c40 100644 --- a/test/test_ipsec_tun_if_esp.py +++ b/test/test_ipsec_tun_if_esp.py @@ -2,7 +2,7 @@ import unittest import socket from scapy.layers.ipsec import ESP from framework import VppTestRunner -from template_ipsec import TemplateIpsec, IpsecTunTests, IpsecTcpTests +from template_ipsec import TemplateIpsec, IpsecTun4Tests, IpsecTcpTests from vpp_ipsec_tun_interface import VppIpsecTunInterface @@ -17,20 +17,17 @@ class TemplateIpsecTunIfEsp(TemplateIpsec): cls.tun_if = cls.pg0 def setUp(self): - self.ipsec_tun_if = VppIpsecTunInterface(self, self.pg0, - self.vpp_tun_spi, - self.scapy_tun_spi, - self.crypt_algo_vpp_id, - self.crypt_key, - self.crypt_key, - self.auth_algo_vpp_id, - self.auth_key, - self.auth_key) - self.ipsec_tun_if.add_vpp_config() - self.ipsec_tun_if.admin_up() - self.ipsec_tun_if.config_ip4() - src4 = socket.inet_pton(socket.AF_INET, self.remote_tun_if_host) - self.vapi.ip_add_del_route(src4, 32, self.ipsec_tun_if.remote_ip4n) + p = self.ipv4_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) + tun_if.add_vpp_config() + tun_if.admin_up() + tun_if.config_ip4() + src4 = socket.inet_pton(socket.AF_INET, p.remote_tun_if_host) + self.vapi.ip_add_del_route(src4, 32, tun_if.remote_ip4n) def tearDown(self): if not self.vpp_dead: @@ -38,7 +35,7 @@ class TemplateIpsecTunIfEsp(TemplateIpsec): super(TemplateIpsecTunIfEsp, self).tearDown() -class TestIpsecTunIfEsp1(TemplateIpsecTunIfEsp, IpsecTunTests): +class TestIpsecTunIfEsp1(TemplateIpsecTunIfEsp, IpsecTun4Tests): """ Ipsec ESP - TUN tests """ pass diff --git a/test/util.py b/test/util.py index 65e25f77f0c..d8ecf270f67 100644 --- a/test/util.py +++ b/test/util.py @@ -11,6 +11,7 @@ from scapy.packet import Raw from scapy.layers.inet import IP from scapy.layers.inet6 import IPv6, IPv6ExtHdrFragment, IPv6ExtHdrRouting,\ IPv6ExtHdrHopByHop +from scapy.utils import hexdump from socket import AF_INET6 @@ -20,6 +21,8 @@ def ppp(headline, packet): old_stdout = sys.stdout sys.stdout = o print(headline) + hexdump(packet) + print("") packet.show() sys.stdout = old_stdout return o.getvalue() diff --git a/test/vpp_interface.py b/test/vpp_interface.py index 1db34ba7958..65f3c4400da 100644 --- a/test/vpp_interface.py +++ b/test/vpp_interface.py @@ -24,6 +24,22 @@ class VppInterface(object): return self._local_mac @property + def local_addr(self): + return self._local_addr + + @property + def remote_addr(self): + return self._remote_addr + + @property + def local_addr_n(self): + return self._local_addr_n + + @property + def remote_addr_n(self): + return self._remote_addr_n + + @property def local_ip4(self): """Local IPv4 address on VPP interface (string).""" return self._local_ip4 @@ -65,7 +81,7 @@ class VppInterface(object): @property def local_ip6_ll(self): - """Local IPv6 linnk-local address on VPP interface (string).""" + """Local IPv6 link-local address on VPP interface (string).""" return self._local_ip6_ll @property @@ -200,6 +216,15 @@ class VppInterface(object): self.has_ip6_config = False self.ip6_table_id = 0 + self._local_addr = {socket.AF_INET: self.local_ip4, + socket.AF_INET6: self.local_ip6} + self._local_addr_n = {socket.AF_INET: self.local_ip4n, + socket.AF_INET6: self.local_ip6n} + self._remote_addr = {socket.AF_INET: self.remote_ip4, + socket.AF_INET6: self.remote_ip6} + self._remote_addr_n = {socket.AF_INET: self.remote_ip4n, + socket.AF_INET6: self.remote_ip6n} + r = self.test.vapi.sw_interface_dump() for intf in r: if intf.sw_if_index == self.sw_if_index: diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py index a51dea4685e..57592e854ae 100644 --- a/test/vpp_papi_provider.py +++ b/test/vpp_papi_provider.py @@ -71,7 +71,7 @@ class VppPapiProvider(object): _zero, _negative = range(2) - def __init__(self, name, shm_prefix, test_class): + def __init__(self, name, shm_prefix, test_class, read_timeout): self.hook = Hook("vpp-papi-provider") self.name = name self.shm_prefix = shm_prefix @@ -85,7 +85,8 @@ class VppPapiProvider(object): for filename in fnmatch.filter(filenames, '*.api.json'): jsonfiles.append(os.path.join(root, filename)) - self.vpp = VPP(jsonfiles, logger=test_class.logger, read_timeout=5) + self.vpp = VPP(jsonfiles, logger=test_class.logger, + read_timeout=read_timeout) self._events = deque() def __enter__(self): @@ -3312,6 +3313,7 @@ class VppPapiProvider(object): tunnel_src_address='', tunnel_dst_address='', is_tunnel=1, + is_tunnel_ipv6=0, is_add=1, udp_encap=0): """ IPSEC SA add/del @@ -3345,6 +3347,7 @@ class VppPapiProvider(object): 'crypto_key': crypto_key, 'is_add': is_add, 'is_tunnel': is_tunnel, + 'is_tunnel_ipv6': is_tunnel_ipv6, 'udp_encap': udp_encap}) def ipsec_spd_add_del_entry(self, @@ -3363,6 +3366,7 @@ class VppPapiProvider(object): priority=100, is_outbound=1, is_add=1, + is_ipv6=0, is_ip_any=0): """ IPSEC policy SPD add/del - Wrapper to configure ipsec SPD policy entries in VPP @@ -3401,6 +3405,7 @@ class VppPapiProvider(object): 'policy': policy, 'priority': priority, 'is_outbound': is_outbound, + 'is_ipv6': is_ipv6, 'is_ip_any': is_ip_any}) def ipsec_tunnel_if_add_del(self, local_ip, remote_ip, local_spi, |