def config_network(self, params): self.net_objs = [] self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() self.net_objs.append(self.tra_spd) self.tun_spd = VppIpsecSpd(self, self.tun_spd_id) self.tun_spd.add_vpp_config() self.net_objs.append(self.tun_spd) b = VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if) b.add_vpp_config() self.net_objs.append(b) b = VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if) b.add_vpp_config() self.net_objs.append(b) for p in params: self.config_ah_tra(p) config_tra_params(p, self.encryption_type) for p in params: self.config_ah_tun(p) for p in params: d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 r = VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath( self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ]) r.add_vpp_config() self.net_objs.append(r) self.logger.info(self.vapi.ppcli("show ipsec all"))
def setUp(self): super(TemplateIpsecEsp, self).setUp() self.encryption_type = ESP self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() for _, p in self.params.items(): self.config_esp_tra(p) self.configure_sa_tra(p) self.logger.info(self.vapi.ppcli("show ipsec")) 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() for _, p in self.params.items(): self.config_esp_tun(p) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ], is_ip6=p.is_ipv6).add_vpp_config()
def setUp(self): super(TemplateIpsecEspUdp, self).setUp() self.encryption_type = ESP self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) p = self.ipv4_params p.flags = (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_UDP_ENCAP) p.nat_header = UDP(sport=5454, dport=4500) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() 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() config_esp_tun(self, p) self.logger.info(self.vapi.ppcli("show ipsec")) d = DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)]).add_vpp_config()
def setUp(self): super(TemplateIpsecEsp, self).setUp() self.encryption_type = ESP self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() for _, p in self.params.items(): 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) self.tun_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if).add_vpp_config() for _, p in self.params.items(): config_esp_tun(self, p) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6).add_vpp_config()
def setUp(self): super(TemplateIpsecEspUdp, self).setUp() self.net_objs = [] self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) p = self.ipv4_params p.flags = ( VppEnum.vl_api_ipsec_sad_flags_t.IPSEC_API_SAD_FLAG_UDP_ENCAP) p.nat_header = UDP(sport=5454, dport=4500) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() self.config_esp_tra(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) self.logger.info(self.vapi.ppcli("show ipsec all")) d = DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath( self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ]).add_vpp_config()
def setUp(self): super(IPSecNATTestCase, self).setUp() self.tun_if = self.pg0 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() p = self.ipv4_params self.config_esp_tun(p) self.logger.info(self.vapi.ppcli("show ipsec all")) d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath( self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ]).add_vpp_config()
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 self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) p = self.ipv4_params p.flags = ( VppEnum.vl_api_ipsec_sad_flags_t.IPSEC_API_SAD_FLAG_UDP_ENCAP) p.nat_header = UDP(sport=5454, dport=4500) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() self.config_esp_tra(p) self.configure_sa_tra(p) 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) self.logger.info(self.vapi.ppcli("show ipsec")) d = DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath( self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ]).add_vpp_config() def tearDown(self): super(TemplateIpsecEspUdp, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware")
def config_network(self, params): self.net_objs = [] self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() self.net_objs.append(self.tra_spd) self.tun_spd = VppIpsecSpd(self, self.tun_spd_id) self.tun_spd.add_vpp_config() self.net_objs.append(self.tun_spd) b = VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if) b.add_vpp_config() self.net_objs.append(b) b = VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if) b.add_vpp_config() self.net_objs.append(b) for p in params: self.config_ah_tra(p) config_tra_params(p, self.encryption_type) for p in params: self.config_ah_tun(p) for p in params: d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 r = VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6) r.add_vpp_config() self.net_objs.append(r) self.logger.info(self.vapi.ppcli("show ipsec all"))
def setUp(self): super(IPSecNATTestCase, self).setUp() self.tun_if = self.pg0 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() p = self.ipv4_params self.config_esp_tun(p) self.logger.info(self.vapi.ppcli("show ipsec")) d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6).add_vpp_config()
class TemplateIpsecEsp(TemplateIpsec): """ Basic test for ipsec esp sanity - tunnel and transport modes. Below 4 cases are covered as part of this test 1) ipsec esp v4 transport basic test - IPv4 Transport mode scenario using HMAC-SHA1-96 intergrity algo 2) ipsec esp v4 transport burst test Above test for 257 pkts 3) ipsec esp 4o4 tunnel basic test - IPv4 Tunnel mode scenario using HMAC-SHA1-96 intergrity algo 4) ipsec esp 4o4 tunnel burst test Above test for 257 pkts TRANSPORT MODE: --- encrypt --- |pg2| <-------> |VPP| --- decrypt --- TUNNEL MODE: --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ config_esp_tun = config_esp_tun config_esp_tra = config_esp_tra def setUp(self): super(TemplateIpsecEsp, self).setUp() self.encryption_type = ESP self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() for _, p in self.params.items(): self.config_esp_tra(p) self.configure_sa_tra(p) self.logger.info(self.vapi.ppcli("show ipsec")) 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() for _, p in self.params.items(): self.config_esp_tun(p) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ], is_ip6=p.is_ipv6).add_vpp_config() def tearDown(self): super(TemplateIpsecEsp, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware")
class TemplateIpsecEsp(TemplateIpsec): """ Basic test for ipsec esp sanity - tunnel and transport modes. Below 4 cases are covered as part of this test 1) ipsec esp v4 transport basic test - IPv4 Transport mode scenario using HMAC-SHA1-96 intergrity algo 2) ipsec esp v4 transport burst test Above test for 257 pkts 3) ipsec esp 4o4 tunnel basic test - IPv4 Tunnel mode scenario using HMAC-SHA1-96 intergrity algo 4) ipsec esp 4o4 tunnel burst test Above test for 257 pkts TRANSPORT MODE: --- encrypt --- |pg2| <-------> |VPP| --- decrypt --- TUNNEL MODE: --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ def setUp(self): super(TemplateIpsecEsp, self).setUp() self.encryption_type = ESP self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() for _, p in self.params.items(): self.config_esp_tra(p) self.configure_sa_tra(p) self.logger.info(self.vapi.ppcli("show ipsec")) 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() for _, p in self.params.items(): self.config_esp_tun(p) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ], is_ip6=p.is_ipv6).add_vpp_config() def tearDown(self): super(TemplateIpsecEsp, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware") def config_esp_tun(self, 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 remote_tun_if_host = params.remote_tun_if_host addr_any = params.addr_any addr_bcast = params.addr_bcast e = VppEnum.vl_api_ipsec_spd_action_t VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.tun_if.local_addr[addr_type], self.tun_if.remote_addr[addr_type]).add_vpp_config() VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.tun_if.remote_addr[addr_type], self.tun_if.local_addr[addr_type]).add_vpp_config() params.spd_policy_in_any = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP) params.spd_policy_in_any.add_vpp_config() params.spd_policy_out_any = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP, is_outbound=0) params.spd_policy_out_any.add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], 0, priority=20, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=20).add_vpp_config() def config_esp_tra(self, params): addr_type = params.addr_type 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 flags = (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY) e = VppEnum.vl_api_ipsec_spd_action_t VppIpsecSA(self, scapy_tra_sa_id, scapy_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, flags=flags).add_vpp_config() VppIpsecSA(self, vpp_tra_sa_id, vpp_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, flags=flags).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config()
class ConfigIpsecESP(TemplateIpsec): encryption_type = ESP tra4_encrypt_node_name = "esp4-encrypt" tra4_decrypt_node_name = "esp4-decrypt" tra6_encrypt_node_name = "esp6-encrypt" tra6_decrypt_node_name = "esp6-decrypt" tun4_encrypt_node_name = "esp4-encrypt" tun4_decrypt_node_name = "esp4-decrypt" tun6_encrypt_node_name = "esp6-encrypt" tun6_decrypt_node_name = "esp6-decrypt" @classmethod def setUpClass(cls): super(ConfigIpsecESP, cls).setUpClass() @classmethod def tearDownClass(cls): super(ConfigIpsecESP, cls).tearDownClass() def setUp(self): super(ConfigIpsecESP, self).setUp() def tearDown(self): super(ConfigIpsecESP, self).tearDown() def config_network(self, params): self.net_objs = [] self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() self.net_objs.append(self.tra_spd) self.tun_spd = VppIpsecSpd(self, self.tun_spd_id) self.tun_spd.add_vpp_config() self.net_objs.append(self.tun_spd) b = VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if) b.add_vpp_config() self.net_objs.append(b) b = VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if) b.add_vpp_config() self.net_objs.append(b) for p in params: self.config_esp_tra(p) config_tra_params(p, self.encryption_type) for p in params: self.config_esp_tun(p) for p in params: d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 r = VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath( self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ]) r.add_vpp_config() self.net_objs.append(r) self.logger.info(self.vapi.ppcli("show ipsec all")) def unconfig_network(self): for o in reversed(self.net_objs): o.remove_vpp_config() self.net_objs = [] def config_esp_tun(self, 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 remote_tun_if_host = params.remote_tun_if_host addr_any = params.addr_any addr_bcast = params.addr_bcast e = VppEnum.vl_api_ipsec_spd_action_t flags = params.flags salt = params.salt objs = [] params.tun_sa_in = VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.tun_if.local_addr[addr_type], self.tun_if.remote_addr[addr_type], flags=flags, salt=salt) params.tun_sa_out = VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.tun_if.remote_addr[addr_type], self.tun_if.local_addr[addr_type], flags=flags, salt=salt) objs.append(params.tun_sa_in) objs.append(params.tun_sa_out) params.spd_policy_in_any = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP) params.spd_policy_out_any = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP, is_outbound=0) objs.append(params.spd_policy_out_any) objs.append(params.spd_policy_in_any) objs.append( VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0)) objs.append( VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10)) objs.append( VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], 0, priority=20, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0)) objs.append( VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=20)) for o in objs: o.add_vpp_config() self.net_objs = self.net_objs + objs def config_esp_tra(self, params): addr_type = params.addr_type 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 flags = (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY) e = VppEnum.vl_api_ipsec_spd_action_t flags = params.flags | flags salt = params.salt objs = [] params.tra_sa_in = VppIpsecSA(self, scapy_tra_sa_id, scapy_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, flags=flags, salt=salt) params.tra_sa_out = VppIpsecSA(self, vpp_tra_sa_id, vpp_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, flags=flags, salt=salt) objs.append(params.tra_sa_in) objs.append(params.tra_sa_out) objs.append( VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP)) objs.append( VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP, is_outbound=0)) objs.append( VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0)) objs.append( VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10)) for o in objs: o.add_vpp_config() self.net_objs = self.net_objs + objs
class ConfigIpsecAH(TemplateIpsec): """ Basic test for IPSEC using AH transport and Tunnel mode TRANSPORT MODE: --- encrypt --- |pg2| <-------> |VPP| --- decrypt --- TUNNEL MODE: --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ encryption_type = AH net_objs = [] tra4_encrypt_node_name = "ah4-encrypt" tra4_decrypt_node_name = "ah4-decrypt" tra6_encrypt_node_name = "ah6-encrypt" tra6_decrypt_node_name = "ah6-decrypt" tun4_encrypt_node_name = "ah4-encrypt" tun4_decrypt_node_name = "ah4-decrypt" tun6_encrypt_node_name = "ah6-encrypt" tun6_decrypt_node_name = "ah6-decrypt" @classmethod def setUpClass(cls): super(ConfigIpsecAH, cls).setUpClass() @classmethod def tearDownClass(cls): super(ConfigIpsecAH, cls).tearDownClass() def setUp(self): super(ConfigIpsecAH, self).setUp() def tearDown(self): super(ConfigIpsecAH, self).tearDown() def config_network(self, params): self.net_objs = [] self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() self.net_objs.append(self.tra_spd) self.tun_spd = VppIpsecSpd(self, self.tun_spd_id) self.tun_spd.add_vpp_config() self.net_objs.append(self.tun_spd) b = VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if) b.add_vpp_config() self.net_objs.append(b) b = VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if) b.add_vpp_config() self.net_objs.append(b) for p in params: self.config_ah_tra(p) config_tra_params(p, self.encryption_type) for p in params: self.config_ah_tun(p) for p in params: d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 r = VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6) r.add_vpp_config() self.net_objs.append(r) self.logger.info(self.vapi.ppcli("show ipsec all")) def unconfig_network(self): for o in reversed(self.net_objs): o.remove_vpp_config() self.net_objs = [] def config_ah_tun(self, 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 remote_tun_if_host = params.remote_tun_if_host addr_any = params.addr_any addr_bcast = params.addr_bcast flags = params.flags e = VppEnum.vl_api_ipsec_spd_action_t objs = [] params.tun_sa_in = VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.local_addr[addr_type], self.tun_if.remote_addr[addr_type], flags=flags) params.tun_sa_out = VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.remote_addr[addr_type], self.tun_if.local_addr[addr_type], flags=flags) objs.append(params.tun_sa_in) objs.append(params.tun_sa_out) params.spd_policy_in_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH) params.spd_policy_out_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0) objs.append(params.spd_policy_out_any) objs.append(params.spd_policy_in_any) e1 = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0) e2 = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10) e3 = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], 0, priority=20, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0) e4 = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=20) objs = objs + [e1, e2, e3, e4] for o in objs: o.add_vpp_config() self.net_objs = self.net_objs + objs def config_ah_tra(self, params): addr_type = params.addr_type 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 flags = params.flags | (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY) e = VppEnum.vl_api_ipsec_spd_action_t objs = [] params.tra_sa_in = VppIpsecSA(self, scapy_tra_sa_id, scapy_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) params.tra_sa_out = VppIpsecSA(self, vpp_tra_sa_id, vpp_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) objs.append(params.tra_sa_in) objs.append(params.tra_sa_out) objs.append(VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH)) objs.append(VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0)) objs.append(VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0)) objs.append(VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10)) for o in objs: o.add_vpp_config() self.net_objs = self.net_objs + objs
class TemplateIpsecEsp(TemplateIpsec): """ Basic test for ipsec esp sanity - tunnel and transport modes. Below 4 cases are covered as part of this test 1) ipsec esp v4 transport basic test - IPv4 Transport mode scenario using HMAC-SHA1-96 intergrity algo 2) ipsec esp v4 transport burst test Above test for 257 pkts 3) ipsec esp 4o4 tunnel basic test - IPv4 Tunnel mode scenario using HMAC-SHA1-96 intergrity algo 4) ipsec esp 4o4 tunnel burst test Above test for 257 pkts TRANSPORT MODE: --- encrypt --- |pg2| <-------> |VPP| --- decrypt --- TUNNEL MODE: --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ def setUp(self): super(TemplateIpsecEsp, self).setUp() self.encryption_type = ESP self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() for _, p in self.params.items(): 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) self.tun_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if).add_vpp_config() for _, p in self.params.items(): config_esp_tun(self, p) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6).add_vpp_config() def tearDown(self): super(TemplateIpsecEsp, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware")
class IPSecNATTestCase(TemplateIpsec): """ IPSec/NAT TUNNEL MODE: public network | private network --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ tcp_port_in = 6303 tcp_port_out = 6303 udp_port_in = 6304 udp_port_out = 6304 icmp_id_in = 6305 icmp_id_out = 6305 def setUp(self): super(IPSecNATTestCase, self).setUp() self.tun_if = self.pg0 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() p = self.ipv4_params self.config_esp_tun(p) self.logger.info(self.vapi.ppcli("show ipsec")) d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute( self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath( self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ], is_ip6=p.is_ipv6).add_vpp_config() def tearDown(self): super(IPSecNATTestCase, self).tearDown() def create_stream_plain(self, src_mac, dst_mac, src_ip, dst_ip): return [ # TCP Ether(src=src_mac, dst=dst_mac) / IP(src=src_ip, dst=dst_ip) / TCP(sport=self.tcp_port_in, dport=20), # UDP Ether(src=src_mac, dst=dst_mac) / IP(src=src_ip, dst=dst_ip) / UDP(sport=self.udp_port_in, dport=20), # ICMP Ether(src=src_mac, dst=dst_mac) / IP(src=src_ip, dst=dst_ip) / ICMP(id=self.icmp_id_in, type='echo-request') ] def create_stream_encrypted(self, src_mac, dst_mac, src_ip, dst_ip, sa): return [ # TCP Ether(src=src_mac, dst=dst_mac) / sa.encrypt( IP(src=src_ip, dst=dst_ip) / TCP(dport=self.tcp_port_out, sport=20)), # UDP Ether(src=src_mac, dst=dst_mac) / sa.encrypt( IP(src=src_ip, dst=dst_ip) / UDP(dport=self.udp_port_out, sport=20)), # ICMP Ether(src=src_mac, dst=dst_mac) / sa.encrypt( IP(src=src_ip, dst=dst_ip) / ICMP(id=self.icmp_id_out, type='echo-request')) ] def verify_capture_plain(self, capture): for packet in capture: try: self.assert_packet_checksums_valid(packet) self.assert_equal(packet[IP].src, self.tun_if.remote_ip4, "decrypted packet source address") self.assert_equal(packet[IP].dst, self.pg1.remote_ip4, "decrypted packet destination address") if packet.haslayer(TCP): self.assertFalse( packet.haslayer(UDP), "unexpected UDP header in decrypted packet") self.assert_equal(packet[TCP].dport, self.tcp_port_in, "decrypted packet TCP destination port") elif packet.haslayer(UDP): if packet[UDP].payload: self.assertFalse( packet[UDP][1].haslayer(UDP), "unexpected UDP header in decrypted packet") self.assert_equal(packet[UDP].dport, self.udp_port_in, "decrypted packet UDP destination port") else: self.assertFalse( packet.haslayer(UDP), "unexpected UDP header in decrypted packet") self.assert_equal(packet[ICMP].id, self.icmp_id_in, "decrypted packet ICMP ID") except Exception: self.logger.error( ppp("Unexpected or invalid plain packet:", packet)) raise def verify_capture_encrypted(self, capture, sa): for packet in capture: try: copy = packet.__class__(scapy.compat.raw(packet)) del copy[UDP].len copy = packet.__class__(scapy.compat.raw(copy)) self.assert_equal(packet[UDP].len, copy[UDP].len, "UDP header length") self.assert_packet_checksums_valid(packet) self.assertIn(ESP, packet[IP]) decrypt_pkt = sa.decrypt(packet[IP]) self.assert_packet_checksums_valid(decrypt_pkt) self.assert_equal(decrypt_pkt[IP].src, self.pg1.remote_ip4, "encrypted packet source address") self.assert_equal(decrypt_pkt[IP].dst, self.tun_if.remote_ip4, "encrypted packet destination address") except Exception: self.logger.error( ppp("Unexpected or invalid encrypted packet:", packet)) raise def config_esp_tun(self, 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 flags = (VppEnum.vl_api_ipsec_sad_flags_t.IPSEC_API_SAD_FLAG_UDP_ENCAP) e = VppEnum.vl_api_ipsec_spd_action_t VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.pg1.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], flags=flags).add_vpp_config() VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.tun_if.remote_addr[addr_type], self.pg1.remote_addr[addr_type], flags=flags).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_UDP, remote_port_start=4500, remote_port_stop=4500).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_UDP, remote_port_start=4500, remote_port_stop=4500, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, self.tun_if.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config() def test_ipsec_nat_tun(self): """ IPSec/NAT tunnel test case """ 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), nat_t_header=UDP(sport=4500, dport=4500)) # in2out - from private network to public pkts = self.create_stream_plain(self.pg1.remote_mac, self.pg1.local_mac, self.pg1.remote_ip4, self.tun_if.remote_ip4) self.pg1.add_stream(pkts) self.pg_enable_capture(self.pg_interfaces) self.pg_start() capture = self.tun_if.get_capture(len(pkts)) self.verify_capture_encrypted(capture, scapy_tun_sa) vpp_tun_sa = SecurityAssociation(ESP, 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), nat_t_header=UDP(sport=4500, dport=4500)) # out2in - from public network to private pkts = self.create_stream_encrypted(self.tun_if.remote_mac, self.tun_if.local_mac, self.tun_if.remote_ip4, self.pg1.remote_ip4, vpp_tun_sa) self.logger.info(ppc("Sending packets:", pkts)) self.tun_if.add_stream(pkts) self.pg_enable_capture(self.pg_interfaces) self.pg_start() capture = self.pg1.get_capture(len(pkts)) self.verify_capture_plain(capture)
class ConfigIpsecAH(TemplateIpsec): """ Basic test for IPSEC using AH transport and Tunnel mode TRANSPORT MODE: --- encrypt --- |pg2| <-------> |VPP| --- decrypt --- TUNNEL MODE: --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ encryption_type = AH net_objs = [] tra4_encrypt_node_name = "ah4-encrypt" tra4_decrypt_node_name = ["ah4-decrypt", "ah4-decrypt"] tra6_encrypt_node_name = "ah6-encrypt" tra6_decrypt_node_name = ["ah6-decrypt", "ah6-decrypt"] tun4_encrypt_node_name = "ah4-encrypt" tun4_decrypt_node_name = ["ah4-decrypt", "ah4-decrypt"] tun6_encrypt_node_name = "ah6-encrypt" tun6_decrypt_node_name = ["ah6-decrypt", "ah6-decrypt"] @classmethod def setUpClass(cls): super(ConfigIpsecAH, cls).setUpClass() @classmethod def tearDownClass(cls): super(ConfigIpsecAH, cls).tearDownClass() def setUp(self): super(ConfigIpsecAH, self).setUp() def tearDown(self): super(ConfigIpsecAH, self).tearDown() def config_network(self, params): self.net_objs = [] self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() self.net_objs.append(self.tra_spd) self.tun_spd = VppIpsecSpd(self, self.tun_spd_id) self.tun_spd.add_vpp_config() self.net_objs.append(self.tun_spd) b = VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if) b.add_vpp_config() self.net_objs.append(b) b = VppIpsecSpdItfBinding(self, self.tun_spd, self.tun_if) b.add_vpp_config() self.net_objs.append(b) for p in params: self.config_ah_tra(p) config_tra_params(p, self.encryption_type) for p in params: self.config_ah_tun(p) config_tun_params(p, self.encryption_type, self.tun_if) for p in params: d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 r = VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [ VppRoutePath( self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d) ]) r.add_vpp_config() self.net_objs.append(r) self.logger.info(self.vapi.ppcli("show ipsec all")) def unconfig_network(self): for o in reversed(self.net_objs): o.remove_vpp_config() self.net_objs = [] def config_ah_tun(self, 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 remote_tun_if_host = params.remote_tun_if_host addr_any = params.addr_any addr_bcast = params.addr_bcast flags = params.flags tun_flags = params.tun_flags e = VppEnum.vl_api_ipsec_spd_action_t objs = [] params.outer_hop_limit = 253 params.outer_flow_label = 0x12345 params.tun_sa_in = VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.local_addr[addr_type], self.tun_if.remote_addr[addr_type], tun_flags=tun_flags, flags=flags, dscp=params.dscp) params.tun_sa_out = VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.remote_addr[addr_type], self.tun_if.local_addr[addr_type], tun_flags=tun_flags, flags=flags, dscp=params.dscp) objs.append(params.tun_sa_in) objs.append(params.tun_sa_out) params.spd_policy_in_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH) params.spd_policy_out_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0) objs.append(params.spd_policy_out_any) objs.append(params.spd_policy_in_any) e1 = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0) e2 = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10) e3 = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], 0, priority=20, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0) e4 = VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=20) objs = objs + [e1, e2, e3, e4] for o in objs: o.add_vpp_config() self.net_objs = self.net_objs + objs def config_ah_tra(self, params): addr_type = params.addr_type 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 flags = params.flags | (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY) e = VppEnum.vl_api_ipsec_spd_action_t objs = [] params.tra_sa_in = VppIpsecSA(self, scapy_tra_sa_id, scapy_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) params.tra_sa_out = VppIpsecSA(self, vpp_tra_sa_id, vpp_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) objs.append(params.tra_sa_in) objs.append(params.tra_sa_out) objs.append( VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH)) objs.append( VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0)) objs.append( VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0)) objs.append( VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10)) for o in objs: o.add_vpp_config() self.net_objs = self.net_objs + objs
class TemplateIpsecAh(TemplateIpsec): """ Basic test for IPSEC using AH transport and Tunnel mode TRANSPORT MODE: --- encrypt --- |pg2| <-------> |VPP| --- decrypt --- TUNNEL MODE: --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ def setUp(self): super(TemplateIpsecAh, self).setUp() self.encryption_type = AH self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() 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() for _, p in self.params.items(): self.config_ah_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) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6).add_vpp_config() def tearDown(self): super(TemplateIpsecAh, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware") def config_ah_tun(self, 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 remote_tun_if_host = params.remote_tun_if_host addr_any = params.addr_any addr_bcast = params.addr_bcast flags = params.flags e = VppEnum.vl_api_ipsec_spd_action_t params.tun_sa_in = VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.local_addr[addr_type], self.tun_if.remote_addr[addr_type], flags=flags) params.tun_sa_in.add_vpp_config() params.tun_sa_out = VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.remote_addr[addr_type], self.tun_if.local_addr[addr_type], flags=flags) params.tun_sa_out.add_vpp_config() params.spd_policy_in_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH) params.spd_policy_in_any.add_vpp_config() params.spd_policy_out_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0) params.spd_policy_out_any.add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], 0, priority=20, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=20).add_vpp_config() def config_ah_tra(self, params): addr_type = params.addr_type 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 flags = params.flags | (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY) e = VppEnum.vl_api_ipsec_spd_action_t params.tra_sa_in = VppIpsecSA(self, scapy_tra_sa_id, scapy_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) params.tra_sa_in.add_vpp_config() params.tra_sa_out = VppIpsecSA(self, vpp_tra_sa_id, vpp_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) params.tra_sa_out.add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config()
class IPSecNATTestCase(TemplateIpsec): """ IPSec/NAT TUNNEL MODE: public network | private network --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ tcp_port_in = 6303 tcp_port_out = 6303 udp_port_in = 6304 udp_port_out = 6304 icmp_id_in = 6305 icmp_id_out = 6305 @classmethod def setUpClass(cls): super(IPSecNATTestCase, cls).setUpClass() @classmethod def tearDownClass(cls): super(IPSecNATTestCase, cls).tearDownClass() def setUp(self): super(IPSecNATTestCase, self).setUp() self.tun_if = self.pg0 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() p = self.ipv4_params self.config_esp_tun(p) self.logger.info(self.vapi.ppcli("show ipsec")) d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6).add_vpp_config() def tearDown(self): super(IPSecNATTestCase, self).tearDown() def create_stream_plain(self, src_mac, dst_mac, src_ip, dst_ip): return [ # TCP Ether(src=src_mac, dst=dst_mac) / IP(src=src_ip, dst=dst_ip) / TCP(sport=self.tcp_port_in, dport=20), # UDP Ether(src=src_mac, dst=dst_mac) / IP(src=src_ip, dst=dst_ip) / UDP(sport=self.udp_port_in, dport=20), # ICMP Ether(src=src_mac, dst=dst_mac) / IP(src=src_ip, dst=dst_ip) / ICMP(id=self.icmp_id_in, type='echo-request') ] def create_stream_encrypted(self, src_mac, dst_mac, src_ip, dst_ip, sa): return [ # TCP Ether(src=src_mac, dst=dst_mac) / sa.encrypt(IP(src=src_ip, dst=dst_ip) / TCP(dport=self.tcp_port_out, sport=20)), # UDP Ether(src=src_mac, dst=dst_mac) / sa.encrypt(IP(src=src_ip, dst=dst_ip) / UDP(dport=self.udp_port_out, sport=20)), # ICMP Ether(src=src_mac, dst=dst_mac) / sa.encrypt(IP(src=src_ip, dst=dst_ip) / ICMP(id=self.icmp_id_out, type='echo-request')) ] def verify_capture_plain(self, capture): for packet in capture: try: self.assert_packet_checksums_valid(packet) self.assert_equal(packet[IP].src, self.tun_if.remote_ip4, "decrypted packet source address") self.assert_equal(packet[IP].dst, self.pg1.remote_ip4, "decrypted packet destination address") if packet.haslayer(TCP): self.assertFalse( packet.haslayer(UDP), "unexpected UDP header in decrypted packet") self.assert_equal(packet[TCP].dport, self.tcp_port_in, "decrypted packet TCP destination port") elif packet.haslayer(UDP): if packet[UDP].payload: self.assertFalse( packet[UDP][1].haslayer(UDP), "unexpected UDP header in decrypted packet") self.assert_equal(packet[UDP].dport, self.udp_port_in, "decrypted packet UDP destination port") else: self.assertFalse( packet.haslayer(UDP), "unexpected UDP header in decrypted packet") self.assert_equal(packet[ICMP].id, self.icmp_id_in, "decrypted packet ICMP ID") except Exception: self.logger.error( ppp("Unexpected or invalid plain packet:", packet)) raise def verify_capture_encrypted(self, capture, sa): for packet in capture: try: copy = packet.__class__(scapy.compat.raw(packet)) del copy[UDP].len copy = packet.__class__(scapy.compat.raw(copy)) self.assert_equal(packet[UDP].len, copy[UDP].len, "UDP header length") self.assert_packet_checksums_valid(packet) self.assertIn(ESP, packet[IP]) decrypt_pkt = sa.decrypt(packet[IP]) self.assert_packet_checksums_valid(decrypt_pkt) self.assert_equal(decrypt_pkt[IP].src, self.pg1.remote_ip4, "encrypted packet source address") self.assert_equal(decrypt_pkt[IP].dst, self.tun_if.remote_ip4, "encrypted packet destination address") except Exception: self.logger.error( ppp("Unexpected or invalid encrypted packet:", packet)) raise def config_esp_tun(self, 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 flags = (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_UDP_ENCAP) e = VppEnum.vl_api_ipsec_spd_action_t VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.pg1.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], flags=flags).add_vpp_config() VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_esp_protocol, self.tun_if.remote_addr[addr_type], self.pg1.remote_addr[addr_type], flags=flags).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_ESP, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_UDP, remote_port_start=4500, remote_port_stop=4500).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_UDP, remote_port_start=4500, remote_port_stop=4500, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, self.tun_if.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], self.tun_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config() def test_ipsec_nat_tun(self): """ IPSec/NAT tunnel test case """ 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), nat_t_header=UDP( sport=4500, dport=4500)) # in2out - from private network to public pkts = self.create_stream_plain( self.pg1.remote_mac, self.pg1.local_mac, self.pg1.remote_ip4, self.tun_if.remote_ip4) self.pg1.add_stream(pkts) self.pg_enable_capture(self.pg_interfaces) self.pg_start() capture = self.tun_if.get_capture(len(pkts)) self.verify_capture_encrypted(capture, scapy_tun_sa) vpp_tun_sa = SecurityAssociation(ESP, 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), nat_t_header=UDP( sport=4500, dport=4500)) # out2in - from public network to private pkts = self.create_stream_encrypted( self.tun_if.remote_mac, self.tun_if.local_mac, self.tun_if.remote_ip4, self.pg1.remote_ip4, vpp_tun_sa) self.logger.info(ppc("Sending packets:", pkts)) self.tun_if.add_stream(pkts) self.pg_enable_capture(self.pg_interfaces) self.pg_start() capture = self.pg1.get_capture(len(pkts)) self.verify_capture_plain(capture)
class TemplateIpsecAh(TemplateIpsec): """ Basic test for IPSEC using AH transport and Tunnel mode TRANSPORT MODE: --- encrypt --- |pg2| <-------> |VPP| --- decrypt --- TUNNEL MODE: --- encrypt --- plain --- |pg0| <------- |VPP| <------ |pg1| --- --- --- --- decrypt --- plain --- |pg0| -------> |VPP| ------> |pg1| --- --- --- """ def setUp(self): super(TemplateIpsecAh, self).setUp() self.encryption_type = AH self.tun_if = self.pg0 self.tra_if = self.pg2 self.logger.info(self.vapi.ppcli("show int addr")) self.tra_spd = VppIpsecSpd(self, self.tra_spd_id) self.tra_spd.add_vpp_config() VppIpsecSpdItfBinding(self, self.tra_spd, self.tra_if).add_vpp_config() 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() for _, p in self.params.items(): self.config_ah_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) self.logger.info(self.vapi.ppcli("show ipsec")) for _, p in self.params.items(): d = DpoProto.DPO_PROTO_IP6 if p.is_ipv6 else DpoProto.DPO_PROTO_IP4 VppIpRoute(self, p.remote_tun_if_host, p.addr_len, [VppRoutePath(self.tun_if.remote_addr[p.addr_type], 0xffffffff, proto=d)], is_ip6=p.is_ipv6).add_vpp_config() def tearDown(self): super(TemplateIpsecAh, self).tearDown() if not self.vpp_dead: self.vapi.cli("show hardware") def config_ah_tun(self, 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 remote_tun_if_host = params.remote_tun_if_host addr_any = params.addr_any addr_bcast = params.addr_bcast e = VppEnum.vl_api_ipsec_spd_action_t params.tun_sa_in = VppIpsecSA(self, scapy_tun_sa_id, scapy_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.local_addr[addr_type], self.tun_if.remote_addr[addr_type]) params.tun_sa_in.add_vpp_config() params.tun_sa_out = VppIpsecSA(self, vpp_tun_sa_id, vpp_tun_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, self.tun_if.remote_addr[addr_type], self.tun_if.local_addr[addr_type]) params.tun_sa_out.add_vpp_config() params.spd_policy_in_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH) params.spd_policy_in_any.add_vpp_config() params.spd_policy_out_any = VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0) params.spd_policy_out_any.add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg1.remote_addr[addr_type], self.pg1.remote_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, vpp_tun_sa_id, remote_tun_if_host, remote_tun_if_host, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], 0, priority=20, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tun_spd, scapy_tun_sa_id, self.pg0.local_addr[addr_type], self.pg0.local_addr[addr_type], remote_tun_if_host, remote_tun_if_host, 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=20).add_vpp_config() def config_ah_tra(self, params): addr_type = params.addr_type 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 flags = (VppEnum.vl_api_ipsec_sad_flags_t. IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY) e = VppEnum.vl_api_ipsec_spd_action_t params.tra_sa_in = VppIpsecSA(self, scapy_tra_sa_id, scapy_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) params.tra_sa_in.add_vpp_config() params.tra_sa_out = VppIpsecSA(self, vpp_tra_sa_id, vpp_tra_spi, auth_algo_vpp_id, auth_key, crypt_algo_vpp_id, crypt_key, self.vpp_ah_protocol, flags=flags) params.tra_sa_out.add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, addr_any, addr_bcast, addr_any, addr_bcast, socket.IPPROTO_AH, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, vpp_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, priority=10, policy=e.IPSEC_API_SPD_ACTION_PROTECT, is_outbound=0).add_vpp_config() VppIpsecSpdEntry(self, self.tra_spd, scapy_tra_sa_id, self.tra_if.local_addr[addr_type], self.tra_if.local_addr[addr_type], self.tra_if.remote_addr[addr_type], self.tra_if.remote_addr[addr_type], 0, policy=e.IPSEC_API_SPD_ACTION_PROTECT, priority=10).add_vpp_config()