From dd1e3e780cd480e3f29fc34df48e605ded1acb2c Mon Sep 17 00:00:00 2001 From: Filip Varga Date: Mon, 15 Apr 2019 18:52:43 +0200 Subject: [PATCH] NAT: VPP-1531 api cleanup & update Change-Id: I2492400a67b39a3adbc24ab7cf1ba17a409e95a8 Signed-off-by: Filip Varga --- extras/vom/vom/nat_binding.cpp | 6 +- extras/vom/vom/nat_binding_cmds.cpp | 18 +- extras/vom/vom/nat_static_cmds.cpp | 4 +- src/plugins/nat/nat.api | 541 +++++++------- src/plugins/nat/nat.h | 18 + src/plugins/nat/nat_api.c | 413 +++++++---- src/plugins/nat/nat_test.c | 30 +- src/vpp-api/vapi/vapi_json_parser.py | 2 +- test/test_gbp.py | 34 +- test/test_nat.py | 1291 +++++++++++++++++++--------------- test/vpp_papi_provider.py | 239 ++----- 11 files changed, 1385 insertions(+), 1211 deletions(-) diff --git a/extras/vom/vom/nat_binding.cpp b/extras/vom/vom/nat_binding.cpp index 3c3d8261d67..a3fdee77be4 100644 --- a/extras/vom/vom/nat_binding.cpp +++ b/extras/vom/vom/nat_binding.cpp @@ -225,7 +225,7 @@ nat_binding::event_handler::handle_populate(const client_db::key_t& key) if (itf) { nat_binding nb(*itf, direction_t::INPUT, l3_proto_t::IPV4, - zone_t::from_vpp(payload.is_inside)); + zone_t::from_vpp(payload.flags & NAT_IS_INSIDE)); OM::commit(key, nb); } else { VOM_LOG(log_level_t::ERROR) << "nat-binding-input-44 no sw_if_index: " @@ -245,7 +245,7 @@ nat_binding::event_handler::handle_populate(const client_db::key_t& key) std::shared_ptr itf = interface::find(payload.sw_if_index); if (itf) { nat_binding nb(*itf, direction_t::OUTPUT, l3_proto_t::IPV4, - zone_t::from_vpp(payload.is_inside)); + zone_t::from_vpp(payload.flags & NAT_IS_INSIDE)); OM::commit(key, nb); } else { VOM_LOG(log_level_t::ERROR) << "nat-binding-output-44 no sw_if_index: " @@ -265,7 +265,7 @@ nat_binding::event_handler::handle_populate(const client_db::key_t& key) std::shared_ptr itf = interface::find(payload.sw_if_index); if (itf) { nat_binding nb(*itf, direction_t::INPUT, l3_proto_t::IPV6, - zone_t::from_vpp(payload.is_inside)); + zone_t::from_vpp(payload.flags & NAT_IS_INSIDE)); OM::commit(key, nb); } else { VOM_LOG(log_level_t::ERROR) << "nat-binding-input-66 no sw_if_index: " diff --git a/extras/vom/vom/nat_binding_cmds.cpp b/extras/vom/vom/nat_binding_cmds.cpp index d67a0828003..4e69a67f2af 100644 --- a/extras/vom/vom/nat_binding_cmds.cpp +++ b/extras/vom/vom/nat_binding_cmds.cpp @@ -39,7 +39,8 @@ bind_44_input_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 1; - payload.is_inside = (nat_binding::zone_t::INSIDE == m_zone ? 1 : 0); + payload.flags = (vapi_enum_nat_config_flags)( + nat_binding::zone_t::INSIDE == m_zone ? NAT_IS_INSIDE : 0); payload.sw_if_index = m_itf.value(); VAPI_CALL(req.execute()); @@ -79,7 +80,8 @@ unbind_44_input_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 0; - payload.is_inside = (nat_binding::zone_t::INSIDE == m_zone ? 1 : 0); + payload.flags = (vapi_enum_nat_config_flags)( + nat_binding::zone_t::INSIDE == m_zone ? NAT_IS_INSIDE : 0); payload.sw_if_index = m_itf.value(); VAPI_CALL(req.execute()); @@ -119,7 +121,8 @@ bind_44_output_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 1; - payload.is_inside = (nat_binding::zone_t::INSIDE == m_zone ? 1 : 0); + payload.flags = (vapi_enum_nat_config_flags)( + nat_binding::zone_t::INSIDE == m_zone ? NAT_IS_INSIDE : 0); payload.sw_if_index = m_itf.value(); VAPI_CALL(req.execute()); @@ -159,7 +162,8 @@ unbind_44_output_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 0; - payload.is_inside = (nat_binding::zone_t::INSIDE == m_zone ? 1 : 0); + payload.flags = (vapi_enum_nat_config_flags)( + nat_binding::zone_t::INSIDE == m_zone ? NAT_IS_INSIDE : 0); payload.sw_if_index = m_itf.value(); VAPI_CALL(req.execute()); @@ -263,7 +267,8 @@ bind_66_input_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 1; - payload.is_inside = (nat_binding::zone_t::INSIDE == m_zone ? 1 : 0); + payload.flags = (vapi_enum_nat_config_flags)( + nat_binding::zone_t::INSIDE == m_zone ? NAT_IS_INSIDE : 0); payload.sw_if_index = m_itf.value(); VAPI_CALL(req.execute()); @@ -305,7 +310,8 @@ unbind_66_input_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 0; - payload.is_inside = (nat_binding::zone_t::INSIDE == m_zone ? 1 : 0); + payload.flags = (vapi_enum_nat_config_flags)( + nat_binding::zone_t::INSIDE == m_zone ? NAT_IS_INSIDE : 0); payload.sw_if_index = m_itf.value(); VAPI_CALL(req.execute()); diff --git a/extras/vom/vom/nat_static_cmds.cpp b/extras/vom/vom/nat_static_cmds.cpp index 299f2f5f328..0c4d7283ea6 100644 --- a/extras/vom/vom/nat_static_cmds.cpp +++ b/extras/vom/vom/nat_static_cmds.cpp @@ -45,7 +45,7 @@ create_44_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 1; - payload.addr_only = 1; + payload.flags = NAT_IS_ADDR_ONLY; payload.local_port = 0; payload.external_port = 0; payload.vrf_id = m_id; @@ -94,7 +94,7 @@ delete_44_cmd::issue(connection& con) auto& payload = req.get_request().get_payload(); payload.is_add = 0; - payload.addr_only = 1; + payload.flags = NAT_IS_ADDR_ONLY; payload.local_port = 0; payload.external_port = 0; payload.vrf_id = m_id; diff --git a/src/plugins/nat/nat.api b/src/plugins/nat/nat.api index 7f9fe3f8e7b..80a70a7e995 100644 --- a/src/plugins/nat/nat.api +++ b/src/plugins/nat/nat.api @@ -13,8 +13,9 @@ * limitations under the License. */ -option version = "4.1.0"; +option version = "5.0.0"; import "vnet/ip/ip_types.api"; +import "vnet/interface_types.api"; /** * @file nat.api @@ -28,6 +29,18 @@ import "vnet/ip/ip_types.api"; * Common NAT plugin APIs */ +enum nat_config_flags : u8 +{ + NAT_IS_TWICE_NAT = 0x01, + NAT_IS_SELF_TWICE_NAT = 0x02, + NAT_IS_OUT2IN_ONLY = 0x04, + NAT_IS_ADDR_ONLY = 0x08, + NAT_IS_OUTSIDE = 0x10, + NAT_IS_INSIDE = 0x20, + NAT_IS_STATIC = 0x40, + NAT_IS_EXT_HOST_VALID = 0x80, +}; + /** \brief Control ping from client to api server request @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request @@ -65,11 +78,12 @@ define nat_show_config /** \brief Show NAT plugin startup config reply @param context - sender context, to match reply w/ request @param retval - return code for the request - @param static_mapping_only - if 1 dynamic translations disabled - @param static_mapping_connection_tracking - if 1 create session data - @param deterministic - if 1 deterministic mapping - @param endpoint_dependent - if 1 endpoint-dependent mode - @param out2in_dpo - if 1 out2in dpo mode + @param static_mapping_only - if true dynamic translations disabled + @param static_mapping_connection_tracking - if true create session data + @param deterministic - if true deterministic mapping + @param endpoint_dependent - if true endpoint-dependent mode + @param out2in_dpo - if true out2in dpo mode + @param dslite_ce - if true DS-Lite is CE/B4 element, if false AFTR elemet @param translation_buckets - number of translation hash buckets @param translation_memory_size - translation hash memory size @param user_buckets - number of user hash buckets @@ -77,7 +91,6 @@ define nat_show_config @param max_translations_per_user - maximum number of translations per user @param outside_vrf_id - outside VRF id @param inside_vrf_id - default inside VRF id - @param dslite_ce - if DS-Lite is CE/B4 element, if 0 AFTR elemet @param nat64_bib_buckets - number of NAT64 BIB hash buckets @param nat64_bib_memory_size - memory size of NAT64 BIB hash @param nat64_st_buckets - number of NAT64 session table hash buckets @@ -87,11 +100,12 @@ define nat_show_config_reply { u32 context; i32 retval; - u8 static_mapping_only; - u8 static_mapping_connection_tracking; - u8 deterministic; - u8 endpoint_dependent; - u8 out2in_dpo; + bool static_mapping_only; + bool static_mapping_connection_tracking; + bool deterministic; + bool endpoint_dependent; + bool out2in_dpo; + bool dslite_ce; u32 translation_buckets; u32 translation_memory_size; u32 user_buckets; @@ -99,7 +113,6 @@ define nat_show_config_reply u32 max_translations_per_user; u32 outside_vrf_id; u32 inside_vrf_id; - u8 dslite_ce; u32 nat64_bib_buckets; u32 nat64_bib_memory_size; u32 nat64_st_buckets; @@ -136,7 +149,7 @@ define nat_worker_details { u32 context; u32 worker_index; u32 lcore_id; - u8 name[64]; + string name; }; /** \brief Enable/disable NAT IPFIX logging @@ -144,14 +157,14 @@ define nat_worker_details { @param context - sender context, to match reply w/ request @param domain_id - observation domain ID @param src_port - source port number - @param enable - 1 if enable, 0 if disable + @param enable - true if enable, false if disable */ autoreply define nat_ipfix_enable_disable { u32 client_index; u32 context; u32 domain_id; u16 src_port; - u8 enable; + bool enable; }; /** \brief Set NAT virtual fragmentation reassembly @@ -161,7 +174,7 @@ autoreply define nat_ipfix_enable_disable { @param max_reass - maximum number of concurrent reassemblies @param max_frag - maximum number of fragmets per reassembly @param drop_frag - if 0 translate fragments, otherwise drop fragments - @param is_ip6 - 1 if IPv6, 0 if IPv4 + @param is_ip6 - true if IPv6, false if IPv4 */ autoreply define nat_set_reass { u32 client_index; @@ -170,7 +183,7 @@ autoreply define nat_set_reass { u16 max_reass; u8 max_frag; u8 drop_frag; - u8 is_ip6; + bool is_ip6; }; /** \brief Get NAT virtual fragmentation reassembly configuration @@ -218,18 +231,16 @@ define nat_reass_dump { /** \brief NAT virtual fragmentation reassemblies response @param context - sender context, to match reply w/ request - @param is_ip4 - 1 if address type is IPv4 - @param src_addr - source IP address - @param dst_addr - destination IP address + @param src_addr - source IPv4 address + @param dst_addr - destination IPv4 address @param frag_id - fragment ID @param proto - protocol @param frag_n - number of cached fragments */ define nat_reass_details { u32 context; - u8 is_ip4; - u8 src_addr[16]; - u8 dst_addr[16]; + vl_api_address_t src_addr; + vl_api_address_t dst_addr; u32 frag_id; u8 proto; u8 frag_n; @@ -337,13 +348,13 @@ define nat_get_addr_and_port_alloc_alg_reply { @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request @param mss_value - MSS value to be used for MSS rewriting - @param enable - disable(0)/enable(1) MSS rewriting feature + @param enable - if true enable MSS rewriting feature else disable */ autoreply define nat_set_mss_clamping { u32 client_index; u32 context; u16 mss_value; - u8 enable; + bool enable; }; /** \brief Get TCP MSS rewriting configuration @@ -359,13 +370,13 @@ define nat_get_mss_clamping { @param context - sender context, to match reply w/ request @param retval - return code @param mss_value - MSS value to be used for MSS rewriting - @param enable - disable(0)/enable(1) MSS rewriting feature + @param enable - if true enable MSS rewriting feature else disable */ define nat_get_mss_clamping_reply { u32 context; i32 retval; u16 mss_value; - u8 enable; + bool enable; }; /** \brief Set HA listener (local settings) @@ -458,8 +469,8 @@ autoreply define nat_ha_flush { }; /** \brief Resync HA (resend existing sessions to new failover) + @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param retval - return code @param want_resync_event - resync completed event sent to the sender via nat_ha_resync_completed_event API message if non-zero @@ -499,17 +510,18 @@ service { @param first_ip_address - first IPv4 address @param last_ip_address - last IPv4 address @param vrf_id - VRF id of tenant, ~0 means independent of VRF - @param twice_nat - twice NAT address range for extenal hosts - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete + @param flags - flag NAT_IS_TWICE_NAT if NAT address range for external hosts + */ autoreply define nat44_add_del_address_range { u32 client_index; u32 context; - u8 first_ip_address[4]; - u8 last_ip_address[4]; + vl_api_ip4_address_t first_ip_address; + vl_api_ip4_address_t last_ip_address; u32 vrf_id; - u8 twice_nat; - u8 is_add; + bool is_add; + vl_api_nat_config_flags_t flags; }; /** \brief Dump NAT44 addresses @@ -524,29 +536,30 @@ define nat44_address_dump { /** \brief NAT44 address details response @param context - sender context, to match reply w/ request @param ip_address - IPv4 address - @param twice_nat - twice NAT address range for extenal hosts + @param flags - flag NAT_IS_TWICE_NAT if NAT address range for external hosts @param vrf_id - VRF id of tenant, ~0 means independent of VRF */ define nat44_address_details { u32 context; - u8 ip_address[4]; - u8 twice_nat; + vl_api_ip4_address_t ip_address; + vl_api_nat_config_flags_t flags; u32 vrf_id; }; /** \brief Enable/disable NAT44 feature on the interface @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete - @param is_inside - 1 if inside, 0 if outside + @param is_add - true if add, false if delete + @param flags - flag NAT_IS_INSIDE if interface is inside else + interface is outside @param sw_if_index - software index of the interface */ autoreply define nat44_interface_add_del_feature { u32 client_index; u32 context; - u8 is_add; - u8 is_inside; - u32 sw_if_index; + bool is_add; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Dump interfaces with NAT44 feature @@ -560,29 +573,33 @@ define nat44_interface_dump { /** \brief NAT44 interface details response @param context - sender context, to match reply w/ request - @param is_inside - 1 if inside, 0 if outside, 2 if inside and outside @param sw_if_index - software index of the interface + @param flags - flag NAT_IS_INSIDE if interface is inside, + flag NAT_IS_OUTSIDE if interface is outside + and if both flags are set the interface is + both inside and outside */ define nat44_interface_details { u32 context; - u8 is_inside; - u32 sw_if_index; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Enable/disbale NAT44 as an interface output feature (postrouting in2out translation) @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete - @param is_inside - 1 if inside, 0 if outside + @param is_add - true if add, false if delete + @param flags - flag NAT_IS_INSIDE if interface is inside else + interface is outside @param sw_if_index - software index of the interface */ autoreply define nat44_interface_add_del_output_feature { u32 client_index; u32 context; - u8 is_add; - u8 is_inside; - u32 sw_if_index; + bool is_add; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Dump interfaces with NAT44 output feature @@ -596,20 +613,26 @@ define nat44_interface_output_feature_dump { /** \brief NAT44 interface with output feature details response @param context - sender context, to match reply w/ request - @param is_inside - 1 if inside, 0 if outside + @param flags - flag NAT_IS_INSIDE if interface is inside else + interface is outside @param sw_if_index - software index of the interface */ define nat44_interface_output_feature_details { u32 context; - u8 is_inside; - u32 sw_if_index; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Add/delete NAT44 static mapping @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete - @param addr_only - 1 if address only mapping + @param is_add - true if add, false if delete + @param flags - flag NAT_IS_ADDR_ONLY if address only mapping, + flag nat_is_twice_nat if nat address range for external hosts, + flag NAT_IS_SELF_TWICE_NAT if translate external host address + and port whenever external host address equals local + address of internal host, + flag NAT_IS_OUT2IN_ONLY if rule match only out2in direction @param local_ip_address - local IPv4 address @param external_ip_address - external IPv4 address @param protocol - IP protocol, used only if addr_only=0 @@ -619,30 +642,21 @@ define nat44_interface_output_feature_details { external_ip_address is ignored, ~0 means not used) @param vfr_id - VRF ID - @param twice_nat - if 1 translate external host address and port, only for - 1:1 NAPT (addr_only must be 0) - @param self_twice_nat - if 1 translate external host address and port - whenever external host address equals - local address of internal host - @param out2in_only - if 1 rule match only out2in direction @param tag - opaque string tag */ autoreply define nat44_add_del_static_mapping { u32 client_index; u32 context; - u8 is_add; - u8 addr_only; - u8 local_ip_address[4]; - u8 external_ip_address[4]; + bool is_add; + vl_api_nat_config_flags_t flags; + vl_api_ip4_address_t local_ip_address; + vl_api_ip4_address_t external_ip_address; u8 protocol; u16 local_port; u16 external_port; - u32 external_sw_if_index; + vl_api_interface_index_t external_sw_if_index; u32 vrf_id; - u8 twice_nat; - u8 self_twice_nat; - u8 out2in_only; - u8 tag[64]; + string tag; }; /** \brief Dump NAT44 static mappings @@ -656,42 +670,39 @@ define nat44_static_mapping_dump { /** \brief NAT44 static mapping details response @param context - sender context, to match reply w/ request - @param addr_only - 1 if address only mapping + @param flags - flag NAT_ADDR_ONLY if address only mapping, + flag NAT_TWICE_NAT if NAT address range for external hosts, + flag NAT_SELF_TWICE_NAT if translate external host address + and port whenever external host address equals local + address of internal host, + flag NAT_OUT2IN_ONLY if rule match only out2in direction @param local_ip_address - local IPv4 address @param external_ip_address - external IPv4 address - @param protocol - IP protocol, valid only if addr_only=0 - @param local_port - local port number, valid only if addr_only=0 - @param external_port - external port number, valid only if addr_only=0 + @param protocol - IP protocol, valid only if no NAT_ADDR_ONLY flag + @param local_port - local port number, valid only if no NAT_ADDR_ONLY flag + @param external_port - external port number, valid only if no NAT_ADDR_ONLY flag @param external_sw_if_index - external interface @param vfr_id - VRF ID - @param twice_nat - if 1 translate external host address and port - @param self_twice_nat - if 1 translate external host address and port - whenever external host address equals - local address of internal host - @param out2in_only - if 1 rule match only out2in direction @param tag - opaque string tag */ define nat44_static_mapping_details { u32 context; - u8 addr_only; - u8 local_ip_address[4]; - u8 external_ip_address[4]; + vl_api_nat_config_flags_t flags; + vl_api_ip4_address_t local_ip_address; + vl_api_ip4_address_t external_ip_address; u8 protocol; u16 local_port; u16 external_port; - u32 external_sw_if_index; + vl_api_interface_index_t external_sw_if_index; u32 vrf_id; - u8 twice_nat; - u8 self_twice_nat; - u8 out2in_only; - u8 tag[64]; + string tag; }; /** \brief Add/delete NAT44 identity mapping @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete - @param addr_only - 1 if address only mapping + @param is_add - true if add, false if delete + @param flags - flag NAT_ADDR_ONLY if address only mapping @param ip_address - IPv4 address @param protocol - IP protocol @param port - port number @@ -703,14 +714,14 @@ define nat44_static_mapping_details { autoreply define nat44_add_del_identity_mapping { u32 client_index; u32 context; - u8 is_add; - u8 addr_only; - u8 ip_address[4]; + bool is_add; + vl_api_nat_config_flags_t flags; + vl_api_ip4_address_t ip_address; u8 protocol; u16 port; - u32 sw_if_index; + vl_api_interface_index_t sw_if_index; u32 vrf_id; - u8 tag[64]; + string tag; }; /** \brief Dump NAT44 identity mappings @@ -724,7 +735,7 @@ define nat44_identity_mapping_dump { /** \brief NAT44 identity mapping details response @param context - sender context, to match reply w/ request - @param addr_only - 1 if address only mapping + @param flags - flag NAT_ADDR_ONLY if address only mapping @param ip_address - IPv4 address @param protocol - IP protocol @param port - port number @@ -734,28 +745,28 @@ define nat44_identity_mapping_dump { */ define nat44_identity_mapping_details { u32 context; - u8 addr_only; - u8 ip_address[4]; + vl_api_nat_config_flags_t flags; + vl_api_ip4_address_t ip_address; u8 protocol; u16 port; - u32 sw_if_index; + vl_api_interface_index_t sw_if_index; u32 vrf_id; - u8 tag[64]; + string tag; }; /** \brief Add/delete NAT44 pool address from specific interfce @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete - @param twice_nat - twice NAT address for extenal hosts + @param is_add - true if add, false if delete @param sw_if_index - software index of the interface + @param flags - flag NAT_TWICE_NAT if NAT address range for external hosts */ autoreply define nat44_add_del_interface_addr { u32 client_index; u32 context; - u8 is_add; - u8 twice_nat; - u32 sw_if_index; + bool is_add; + vl_api_interface_index_t sw_if_index; + vl_api_nat_config_flags_t flags; }; /** \brief Dump NAT44 pool addresses interfaces @@ -770,12 +781,13 @@ define nat44_interface_addr_dump { /** \brief NAT44 pool addresses interfaces details response @param context - sender context, to match reply w/ request @param sw_if_index - software index of the interface - @param twice_nat - twice NAT address for extenal hosts + @param flags - flag NAT_TWICE_NAT if NAT address range for external hosts + */ define nat44_interface_addr_details { u32 context; - u32 sw_if_index; - u8 twice_nat; + vl_api_interface_index_t sw_if_index; + vl_api_nat_config_flags_t flags; }; /** \brief Dump NAT44 users @@ -790,14 +802,14 @@ define nat44_user_dump { /** \brief NAT44 users response @param context - sender context, to match reply w/ request @vrf_id - VRF ID - @param ip_adress - IPv4 address + @param ip_address - IPv4 address @param nsessions - number of dynamic sessions @param nstaticsessions - number of static sessions */ define nat44_user_details { u32 context; u32 vrf_id; - u8 ip_address[4]; + vl_api_ip4_address_t ip_address; u32 nsessions; u32 nstaticsessions; }; @@ -805,14 +817,13 @@ define nat44_user_details { /** \brief NAT44 user's sessions @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_ip4 - 1 if address type is IPv4 - @param user_ip - IP address of the user to dump + @param ip_address - IPv4 address of the user to dump @param vrf_id - VRF_ID */ define nat44_user_session_dump { u32 client_index; u32 context; - u8 ip_address[4]; + vl_api_ip4_address_t ip_address; u32 vrf_id; }; @@ -823,12 +834,13 @@ define nat44_user_session_dump { @param inside_ip_address - inside IPv4 address @param inside_port - inside port @param protocol - protocol - @param is_static - 1 if session is static + @param flags - flag NAT_IS_STATIC if session is static, + flag NAT_IS_TWICE_NAT if session is twice-nat, + flag NAT_IS_EXT_HOST_VALID if external host address + and port are valid @param last_heard - last heard timer @param total_bytes - count of bytes sent through session @param total_pkts - count of pakets sent through session - @param is_twicenat - 1 if session is twice-nat - @param ext_host_valid - 1 if external host address and port are valid @param ext_host_address - external host IPv4 address @param ext_host_port - external host port @param ext_host_nat_address - post-NAT external host IPv4 address (valid @@ -838,20 +850,18 @@ define nat44_user_session_dump { */ define nat44_user_session_details { u32 context; - u8 outside_ip_address[4]; + vl_api_ip4_address_t outside_ip_address; u16 outside_port; - u8 inside_ip_address[4]; + vl_api_ip4_address_t inside_ip_address; u16 inside_port; u16 protocol; - u8 is_static; + vl_api_nat_config_flags_t flags; u64 last_heard; u64 total_bytes; u32 total_pkts; - u8 is_twicenat; - u8 ext_host_valid; - u8 ext_host_address[4]; + vl_api_ip4_address_t ext_host_address; u16 ext_host_port; - u8 ext_host_nat_address[4]; + vl_api_ip4_address_t ext_host_nat_address; u16 ext_host_nat_port; }; @@ -859,9 +869,10 @@ define nat44_user_session_details { @param addr - IPv4 address of the internal node @param port - L4 port number of the internal node @param probability - probability of the internal node to be randomly matched + @param vrf_id - VRF id */ typeonly manual_endian define nat44_lb_addr_port { - u8 addr[4]; + vl_api_ip4_address_t addr; u16 port; u8 probability; u32 vrf_id; @@ -870,41 +881,39 @@ typeonly manual_endian define nat44_lb_addr_port { /** \brief Add/delete NAT44 load-balancing static mapping rule @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete + @param flags - flag NAT_TWICE_NAT if NAT address range for external hosts, + flag NAT_SELF_TWICE_NAT if translate external host address + and port whenever external host address equals local + address of internal host, + flag NAT_OUT2IN_ONLY if rule match only out2in direction @param external_addr - external IPv4 address of the service @param external_port - external L4 port number of the service @param protocol - IP protocol number of the service - @param twice_nat - if 1 translate external host address and port - @param self_twice_nat - if 1 translate external host address and port - whenever external host address equals - local address of internal host - @param out2in_only - if 1 rule match only out2in direction - @param tag - opaque string tag @param affinity - if 0 disabled, otherwise client IP affinity sticky time in seconds @param local_num - number of local network nodes @param locals - local network nodes + @param tag - opaque string tag */ autoreply manual_endian define nat44_add_del_lb_static_mapping { u32 client_index; u32 context; - u8 is_add; - u8 external_addr[4]; + bool is_add; + vl_api_nat_config_flags_t flags; + vl_api_ip4_address_t external_addr; u16 external_port; u8 protocol; - u8 twice_nat; - u8 self_twice_nat; - u8 out2in_only; - u8 tag[64]; u32 affinity; u32 local_num; vl_api_nat44_lb_addr_port_t locals[local_num]; + string tag; }; /** \brief Add/delete NAT44 load-balancing static mapping rule backend @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete @param external_addr - external IPv4 address of the service @param external_port - external L4 port number of the service @param protocol - IP protocol number of the service @@ -913,8 +922,8 @@ autoreply manual_endian define nat44_add_del_lb_static_mapping { autoreply define nat44_lb_static_mapping_add_del_local { u32 client_index; u32 context; - u8 is_add; - u8 external_addr[4]; + bool is_add; + vl_api_ip4_address_t external_addr; u16 external_port; u8 protocol; vl_api_nat44_lb_addr_port_t local; @@ -931,57 +940,55 @@ define nat44_lb_static_mapping_dump { /** \brief NAT44 load-balancing static mapping rule details response @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete @param external_addr - external IPv4 address of the service @param external_port - external L4 port number of the service @param protocol - IP protocol number of the service - @param twice_nat - if 1 translate external host address and port - @param self_twice_nat - if 1 translate external host address and port - whenever external host address equals - local address of internal host - @param out2in_only - if 1 rule match only out2in direction - @param tag - opaque string tag + @param flags - flag NAT_TWICE_NAT if NAT address range for external hosts, + flag NAT_SELF_TWICE_NAT if translate external host address + and port whenever external host address equals local + address of internal host, + flag NAT_OUT2IN_ONLY if rule match only out2in direction @param affinity - if 0 disabled, otherwise client IP affinity sticky time in seconds @param local_num - number of local network nodes @param locals - local network nodes + @param tag - opaque string tag */ manual_endian define nat44_lb_static_mapping_details { u32 context; - u8 external_addr[4]; + vl_api_ip4_address_t external_addr; u16 external_port; u8 protocol; - u8 twice_nat; - u8 self_twice_nat; - u8 out2in_only; - u8 tag[64]; + vl_api_nat_config_flags_t flags; u32 affinity; u32 local_num; vl_api_nat44_lb_addr_port_t locals[local_num]; + string tag; }; /** \brief Delete NAT44 session @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_in - 1 if inside network address and port pair, 0 if outside @param ip_address - IPv4 address @param protocol - IP protocol @param port - port number @param vfr_id - VRF ID - @param ext_host_valid - 1 if external host address and port are valid + @param flags - flag NAT_IS_INSIDE if interface is inside or + interface is outside, + flag NAT_IS_EXT_HOST_VALID if external host address and + port are valid @param ext_host_address - external host IPv4 address @param ext_host_port - external host port */ autoreply define nat44_del_session { u32 client_index; u32 context; - u8 is_in; - u8 address[4]; + vl_api_ip4_address_t address; u8 protocol; u16 port; u32 vrf_id; - u8 ext_host_valid; - u8 ext_host_address[4]; + vl_api_nat_config_flags_t flags; + vl_api_ip4_address_t ext_host_address; u16 ext_host_port; }; @@ -990,12 +997,12 @@ autoreply define nat44_del_session { or static mapping instead of dropping them. @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param enable - 0 for enable, 1 for disable + @param enable - true for enable, false for disable */ autoreply define nat44_forwarding_enable_disable { u32 client_index; u32 context; - u8 enable; + bool enable; }; /** \brief Check if forwarding is enabled or disabled @@ -1009,11 +1016,11 @@ define nat44_forwarding_is_enabled { /** \brief Response to check if forwarding is enabled or disabled @param context - sender context, to match reply w/ request - @param enabled - 1 if enabled, 0 if disabled + @param enabled - true if enabled, false if disabled */ define nat44_forwarding_is_enabled_reply { u32 context; - u8 enabled; + bool enabled; }; @@ -1024,36 +1031,31 @@ define nat44_forwarding_is_enabled_reply { /** \brief Add/delete NAT deterministic mapping @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete - @param is_nat44 - 1 if NAT44 - @param in_addr - inside IP address - @param in_plen - inside IP address prefix length + @param is_add - true if add, false if delete + @param in_addr - inside IPv4 address + @param in_plen - inside IPv4 address prefix length @param out_addr - outside IPv4 address - @param out_addr - outside IPv4 address prefix length + @param out_plen - outside IPv4 address prefix length */ autoreply define nat_det_add_del_map { u32 client_index; u32 context; - u8 is_add; - u8 is_nat44; - u8 addr_only; - u8 in_addr[16]; + bool is_add; + vl_api_ip4_address_t in_addr; u8 in_plen; - u8 out_addr[4]; + vl_api_ip4_address_t out_addr; u8 out_plen; }; /** \brief Get outside address and port range from inside address @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_nat44 - 1 if NAT44 @param in_addr - inside IP address */ define nat_det_forward { u32 client_index; u32 context; - u8 is_nat44; - u8 in_addr[16]; + vl_api_ip4_address_t in_addr; }; /** \brief Get outside address and port range from inside address @@ -1068,7 +1070,7 @@ define nat_det_forward_reply { i32 retval; u16 out_port_lo; u16 out_port_hi; - u8 out_addr[4]; + vl_api_ip4_address_t out_addr; }; /** \brief Get inside address from outside address and port @@ -1081,20 +1083,18 @@ define nat_det_reverse { u32 client_index; u32 context; u16 out_port; - u8 out_addr[4]; + vl_api_ip4_address_t out_addr; }; /** \brief Get inside address from outside address and port reply @param context - sender context, to match reply w/ request @param retval - return code - @param is_nat44 - 1 if NAT44 @param in_addr - inside IP address */ define nat_det_reverse_reply { u32 context; i32 retval; - u8 is_nat44; - u8 in_addr[16]; + vl_api_ip4_address_t in_addr; }; /** \brief Dump NAT deterministic mappings @@ -1108,9 +1108,8 @@ define nat_det_map_dump { /** \brief NAT users response @param context - sender context, to match reply w/ request - @param is_nat44 - 1 if NAT44 - @param in_addr - inside IP address - @param in_plen - inside IP address prefix length + @param in_addr - inside IPv4 address + @param in_plen - inside IPv4 address prefix length @param out_addr - outside IPv4 address @param out_plen - outside IPv4 address prefix length @param sharing_ratio - outside to inside address sharing ratio @@ -1119,10 +1118,9 @@ define nat_det_map_dump { */ define nat_det_map_details { u32 context; - u8 is_nat44; - u8 in_addr[16]; + vl_api_ip4_address_t in_addr; u8 in_plen; - u8 out_addr[4]; + vl_api_ip4_address_t out_addr; u8 out_plen; u32 sharing_ratio; u16 ports_per_host; @@ -1140,16 +1138,15 @@ define nat_det_map_details { autoreply define nat_det_close_session_out { u32 client_index; u32 context; - u8 out_addr[4]; + vl_api_ip4_address_t out_addr; u16 out_port; - u8 ext_addr[4]; + vl_api_ip4_address_t ext_addr; u16 ext_port; }; /** \brief Close deterministic NAT session by inside address and port @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_nat44 - 1 if NAT44 @param in_addr - inside IP address @param in_port - inside port @param ext_addr - external host IP address @@ -1158,30 +1155,27 @@ autoreply define nat_det_close_session_out { autoreply define nat_det_close_session_in { u32 client_index; u32 context; - u8 is_nat44; - u8 in_addr[16]; + vl_api_ip4_address_t in_addr; u16 in_port; - u8 ext_addr[16]; + vl_api_ip4_address_t ext_addr; u16 ext_port; }; /** \brief Dump determinstic NAT sessions @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_nat44 - 1 if NAT44 @param user_addr - address of an inside user whose sessions to dump */ define nat_det_session_dump { u32 client_index; u32 context; - u8 is_nat44; - u8 user_addr[16]; + vl_api_ip4_address_t user_addr; }; /** \brief Deterministic NAT sessions reply @param context - sender context, to match reply w/ request @param in_port - inside port - @param ext_addr - external host address + @param ext_addr - external host IPv4 address @param ext_port - external host port @param out_port - outside NAT port @param state - session state @@ -1190,7 +1184,7 @@ define nat_det_session_dump { define nat_det_session_details { u32 context; u16 in_port; - u8 ext_addr[4]; + vl_api_ip4_address_t ext_addr; u16 ext_port; u16 out_port; u8 state; @@ -1204,18 +1198,18 @@ define nat_det_session_details { /** \brief Add/delete address range to NAT64 pool @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param start_addr - start address of the range - @param end_addr - end address of the range + @param start_addr - start IPv4 address of the range + @param end_addr - end IPv4 address of the range @param vrf_id - VRF id of tenant, ~0 means independent of VRF - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete */ autoreply define nat64_add_del_pool_addr_range { u32 client_index; u32 context; - u8 start_addr[4]; - u8 end_addr[4]; + vl_api_ip4_address_t start_addr; + vl_api_ip4_address_t end_addr; u32 vrf_id; - u8 is_add; + bool is_add; }; /** \brief Dump NAT64 pool addresses @@ -1234,23 +1228,24 @@ define nat64_pool_addr_dump { */ define nat64_pool_addr_details { u32 context; - u8 address[4]; + vl_api_ip4_address_t address; u32 vrf_id; }; /** \brief Enable/disable NAT64 feature on the interface @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request + @param is_add - true if add, false if delete + @param flags - flag NAT_IS_INSIDE if interface is inside else + interface is outside @param sw_if_index - index of the interface - @param is_inside - 1 if inside, 0 if outside - @param is_add - 1 if add, 0 if delete */ autoreply define nat64_add_del_interface { u32 client_index; u32 context; - u32 sw_if_index; - u8 is_inside; - u8 is_add; + bool is_add; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Dump interfaces with NAT64 feature @@ -1264,13 +1259,16 @@ define nat64_interface_dump { /** \brief NAT64 interface details response @param context - sender context, to match reply w/ request - @param is_inside - 1 if inside, 0 if outside + @param flags - flag NAT_IS_INSIDE if interface is inside, + flag NAT_IS_OUTSIDE if interface is outside + and if both flags are set the interface is + both inside and outside @param sw_if_index - index of the interface */ define nat64_interface_details { u32 context; - u8 is_inside; - u32 sw_if_index; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Add/delete NAT64 static BIB entry @@ -1282,18 +1280,18 @@ define nat64_interface_details { @param o_port - outside port number @param vrf_id - VRF id of tenant @param proto - protocol number - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete */ autoreply define nat64_add_del_static_bib { u32 client_index; u32 context; - u8 i_addr[16]; - u8 o_addr[4]; + vl_api_ip6_address_t i_addr; + vl_api_ip4_address_t o_addr; u16 i_port; u16 o_port; u32 vrf_id; u8 proto; - u8 is_add; + bool is_add; }; /** \brief Dump NAT64 BIB @@ -1319,18 +1317,19 @@ define nat64_bib_dump { @param o_port - outside port number @param vrf_id - VRF id of tenant @param proto - protocol number - @param is_static - 1 if static BIB entry, 0 if dynamic + @param flags - flag NAT_IS_STATIC if BIB entry is static + or BIB entry is dynamic @param ses_num - number of sessions associated with the BIB entry */ define nat64_bib_details { u32 context; - u8 i_addr[16]; - u8 o_addr[4]; + vl_api_ip6_address_t i_addr; + vl_api_ip4_address_t o_addr; u16 i_port; u16 o_port; u32 vrf_id; u8 proto; - u8 is_static; + vl_api_nat_config_flags_t flags; u32 ses_num; }; @@ -1355,20 +1354,20 @@ define nat64_st_dump { @param ol_addr - outside IPv4 address of the local host @param il_port - inside port number id of the local host/inside ICMP id @param ol_port - outside port number of the local host/outside ICMP id - @param il_addr - inside IPv6 address of the remote host - @param ol_addr - outside IPv4 address of the remote host - @param l_port - port number of the remote host (not used for ICMP) + @param ir_addr - inside IPv6 address of the remote host + @param or_addr - outside IPv4 address of the remote host + @param r_port - port number of the remote host (not used for ICMP) @param vrf_id - VRF id of tenant @param proto - protocol number */ define nat64_st_details { u32 context; - u8 il_addr[16]; - u8 ol_addr[4]; + vl_api_ip6_address_t il_addr; + vl_api_ip4_address_t ol_addr; u16 il_port; u16 ol_port; - u8 ir_addr[16]; - u8 or_addr[4]; + vl_api_ip6_address_t ir_addr; + vl_api_ip4_address_t or_addr; u16 r_port; u32 vrf_id; u8 proto; @@ -1378,17 +1377,15 @@ define nat64_st_details { @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request @param prefix - NAT64 prefix - @param prefix - NAT64 prefix length @param vrf_id - VRF id of tenant - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete */ autoreply define nat64_add_del_prefix { u32 client_index; u32 context; - u8 prefix[16]; - u8 prefix_len; + vl_api_ip6_prefix_t prefix; u32 vrf_id; - u8 is_add; + bool is_add; }; /** \brief Dump NAT64 prefix @@ -1403,31 +1400,27 @@ define nat64_prefix_dump { /** \brief Dump NAT64 prefix details response @param context - sender context, to match reply w/ request @param prefix - NAT64 prefix - @param prefix - NAT64 prefix length @param vrf_id - VRF id of tenant */ define nat64_prefix_details { u32 context; - u8 prefix[16]; - u8 prefix_len; + vl_api_ip6_prefix_t prefix; u32 vrf_id; }; /** \brief Add/delete NAT64 pool address from specific interfce @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete @param sw_if_index - software index of the interface */ autoreply define nat64_add_del_interface_addr { u32 client_index; u32 context; - u8 is_add; - u8 is_inside; - u32 sw_if_index; + bool is_add; + vl_api_interface_index_t sw_if_index; }; - /* * DS-Lite APIs */ @@ -1435,16 +1428,16 @@ autoreply define nat64_add_del_interface_addr { /** \brief Add/delete address range to DS-Lite pool @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param start_addr - start address of the range - @param end_addr - end address of the range - @param is_add - 1 if add, 0 if delete + @param start_addr - start IPv4 address of the range + @param end_addr - end IPv4 address of the range + @param is_add - true if add, false if delete */ autoreply define dslite_add_del_pool_addr_range { u32 client_index; u32 context; - u8 start_addr[4]; - u8 end_addr[4]; - u8 is_add; + vl_api_ip4_address_t start_addr; + vl_api_ip4_address_t end_addr; + bool is_add; }; /** \brief Dump DS-Lite addresses @@ -1462,20 +1455,20 @@ define dslite_address_dump { */ define dslite_address_details { u32 context; - u8 ip_address[4]; + vl_api_ip4_address_t ip_address; }; /** \brief Set AFTR IPv6 and IPv4 addresses @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request @param ip4_addr - IPv4 address - @param ip6_addr - IP64 address + @param ip6_addr - IPv6 address */ autoreply define dslite_set_aftr_addr { u32 client_index; u32 context; - u8 ip4_addr[4]; - u8 ip6_addr[16]; + vl_api_ip4_address_t ip4_addr; + vl_api_ip6_address_t ip6_addr; }; /** \brief Get AFTR IPv6 and IPv4 addresses @@ -1491,26 +1484,26 @@ define dslite_get_aftr_addr { @param context - sender context, to match reply w/ request @param retval - return code @param ip4_addr - IPv4 address - @param ip6_addr - IP64 address + @param ip6_addr - IPv6 address */ define dslite_get_aftr_addr_reply { u32 context; i32 retval; - u8 ip4_addr[4]; - u8 ip6_addr[16]; + vl_api_ip4_address_t ip4_addr; + vl_api_ip6_address_t ip6_addr; }; /** \brief Set B4 IPv6 and IPv4 addresses @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request @param ip4_addr - IPv4 address - @param ip6_addr - IP64 address + @param ip6_addr - IPv6 address */ autoreply define dslite_set_b4_addr { u32 client_index; u32 context; - u8 ip4_addr[4]; - u8 ip6_addr[16]; + vl_api_ip4_address_t ip4_addr; + vl_api_ip6_address_t ip6_addr; }; /** \brief Get B4 IPv6 and IPv4 addresses @@ -1526,13 +1519,13 @@ define dslite_get_b4_addr { @param context - sender context, to match reply w/ request @param retval - return code @param ip4_addr - IPv4 address - @param ip6_addr - IP64 address + @param ip6_addr - IPv6 address */ define dslite_get_b4_addr_reply { u32 context; i32 retval; - u8 ip4_addr[4]; - u8 ip6_addr[16]; + vl_api_ip4_address_t ip4_addr; + vl_api_ip6_address_t ip6_addr; }; /* @@ -1541,16 +1534,17 @@ define dslite_get_b4_addr_reply { /** \brief Enable/disable NAT66 feature on the interface @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete - @param is_inside - 1 if inside, 0 if outside + @param is_add - true if add, false if delete + @param flags - flag NAT_IS_INSIDE if interface is inside or + interface is outside, @param sw_if_index - software index of the interface */ autoreply define nat66_add_del_interface { u32 client_index; u32 context; - u8 is_add; - u8 is_inside; - u32 sw_if_index; + bool is_add; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Dump interfaces with NAT66 feature @@ -1564,19 +1558,20 @@ define nat66_interface_dump { /** \brief NAT66 interface details response @param context - sender context, to match reply w/ request - @param is_inside - 1 if inside, 0 if outside + @param flags - flag NAT_IS_INSIDE if interface is inside or + interface is outside, @param sw_if_index - software index of the interface */ define nat66_interface_details { u32 context; - u8 is_inside; - u32 sw_if_index; + vl_api_nat_config_flags_t flags; + vl_api_interface_index_t sw_if_index; }; /** \brief Add/delete 1:1 NAT66 @param client_index - opaque cookie to identify the sender @param context - sender context, to match reply w/ request - @param is_add - 1 if add, 0 if delete + @param is_add - true if add, false if delete @param local_ip_address - local IPv6 address @param external_ip_address - external IPv6 address @param vrf_id - VRF id of tenant @@ -1584,9 +1579,9 @@ define nat66_interface_details { autoreply define nat66_add_del_static_mapping { u32 client_index; u32 context; - u8 is_add; - u8 local_ip_address[16]; - u8 external_ip_address[16]; + bool is_add; + vl_api_ip6_address_t local_ip_address; + vl_api_ip6_address_t external_ip_address; u32 vrf_id; }; @@ -1609,8 +1604,8 @@ define nat66_static_mapping_dump { */ define nat66_static_mapping_details { u32 context; - u8 local_ip_address[16]; - u8 external_ip_address[16]; + vl_api_ip6_address_t local_ip_address; + vl_api_ip6_address_t external_ip_address; u32 vrf_id; u64 total_bytes; u64 total_pkts; diff --git a/src/plugins/nat/nat.h b/src/plugins/nat/nat.h index ca2d1fcf1bf..237d945a724 100644 --- a/src/plugins/nat/nat.h +++ b/src/plugins/nat/nat.h @@ -110,6 +110,24 @@ typedef struct u8 cached; } nat44_reass_trace_t; +/* NAT API Configuration flags */ +#define foreach_nat_config_flag \ + _(0x01, IS_TWICE_NAT) \ + _(0x02, IS_SELF_TWICE_NAT) \ + _(0x04, IS_OUT2IN_ONLY) \ + _(0x08, IS_ADDR_ONLY) \ + _(0x10, IS_OUTSIDE) \ + _(0x20, IS_INSIDE) \ + _(0x40, IS_STATIC) \ + _(0x80, IS_EXT_HOST_VALID) \ + +typedef enum nat_config_flags_t_ +{ +#define _(n,f) NAT_API_##f = n, + foreach_nat_config_flag +#undef _ +} nat_config_flags_t; + /* External address and port allocation modes */ #define foreach_nat_addr_and_port_alloc_alg \ _(0, DEFAULT, "default") \ diff --git a/src/plugins/nat/nat_api.c b/src/plugins/nat/nat_api.c index 21b2cd44880..5c6d957a708 100644 --- a/src/plugins/nat/nat_api.c +++ b/src/plugins/nat/nat_api.c @@ -31,6 +31,7 @@ #include #include +#include #define vl_api_nat44_lb_addr_port_t_endian vl_noop_handler #define vl_api_nat44_add_del_lb_static_mapping_t_endian vl_noop_handler @@ -63,7 +64,6 @@ vec_free (s); \ return handle; - /******************************/ /*** Common NAT plugin APIs ***/ /******************************/ @@ -201,14 +201,20 @@ send_nat_worker_details (u32 worker_index, vl_api_registration_t * reg, snat_main_t *sm = &snat_main; vlib_worker_thread_t *w = vlib_worker_threads + worker_index + sm->first_worker_index; + u32 len = vec_len (w->name); - rmp = vl_msg_api_alloc (sizeof (*rmp)); - clib_memset (rmp, 0, sizeof (*rmp)); + if (len) + --len; + + rmp = vl_msg_api_alloc (sizeof (*rmp) + len); + clib_memset (rmp, 0, sizeof (*rmp) + len); rmp->_vl_msg_id = ntohs (VL_API_NAT_WORKER_DETAILS + sm->msg_id_base); rmp->context = context; rmp->worker_index = htonl (worker_index); rmp->lcore_id = htonl (w->cpu_id); - strncpy ((char *) rmp->name, (char *) w->name, ARRAY_LEN (rmp->name) - 1); + + if (len) + vl_api_to_api_string (len, (char *) w->name, &rmp->name); vl_api_send_msg (reg, (u8 *) rmp); } @@ -349,17 +355,22 @@ nat_ip4_reass_walk_api (nat_reass_ip4_t * reass, void *arg) vl_api_nat_reass_details_t *rmp; snat_main_t *sm = &snat_main; nat_api_walk_ctx_t *ctx = arg; + ip46_address_t ip_address; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT_REASS_DETAILS + sm->msg_id_base); rmp->context = ctx->context; - clib_memcpy (rmp->src_addr, &(reass->key.src), 4); - clib_memcpy (rmp->dst_addr, &(reass->key.dst), 4); + + clib_memcpy (&ip_address.ip4, &reass->key.src, 4); + ip_address_encode (&ip_address, IP46_TYPE_IP4, &rmp->src_addr); + + clib_memcpy (&ip_address.ip4, &reass->key.dst, 4); + ip_address_encode (&ip_address, IP46_TYPE_IP4, &rmp->dst_addr); + rmp->proto = reass->key.proto; rmp->frag_id = ntohl (reass->key.frag_id); rmp->frag_n = reass->frag_n; - rmp->is_ip4 = 1; vl_api_send_msg (ctx->reg, (u8 *) rmp); @@ -372,17 +383,22 @@ nat_ip6_reass_walk_api (nat_reass_ip6_t * reass, void *arg) vl_api_nat_reass_details_t *rmp; snat_main_t *sm = &snat_main; nat_api_walk_ctx_t *ctx = arg; + ip46_address_t ip_address; rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT_REASS_DETAILS + sm->msg_id_base); rmp->context = ctx->context; - clib_memcpy (rmp->src_addr, &(reass->key.src), 16); - clib_memcpy (rmp->dst_addr, &(reass->key.dst), 16); + + clib_memcpy (&ip_address.ip6, &reass->key.src, 16); + ip_address_encode (&ip_address, IP46_TYPE_IP6, &rmp->src_addr); + + clib_memcpy (&ip_address.ip6, &reass->key.dst, 16); + ip_address_encode (&ip_address, IP46_TYPE_IP6, &rmp->dst_addr); + rmp->proto = reass->key.proto; rmp->frag_id = ntohl (reass->key.frag_id); rmp->frag_n = reass->frag_n; - rmp->is_ip4 = 0; vl_api_send_msg (ctx->reg, (u8 *) rmp); @@ -838,6 +854,7 @@ static void snat_main_t *sm = &snat_main; vl_api_nat44_add_del_address_range_reply_t *rmp; ip4_address_t this_addr; + u8 is_add, twice_nat; u32 start_host_order, end_host_order; u32 vrf_id; int i, count; @@ -856,6 +873,9 @@ static void goto send_reply; } + is_add = mp->is_add; + twice_nat = mp->flags & NAT_API_IS_TWICE_NAT; + tmp = (u32 *) mp->first_ip_address; start_host_order = clib_host_to_net_u32 (tmp[0]); tmp = (u32 *) mp->last_ip_address; @@ -874,16 +894,16 @@ static void for (i = 0; i < count; i++) { - if (mp->is_add) - rv = snat_add_address (sm, &this_addr, vrf_id, mp->twice_nat); + if (is_add) + rv = snat_add_address (sm, &this_addr, vrf_id, twice_nat); else - rv = snat_del_address (sm, this_addr, 0, mp->twice_nat); + rv = snat_del_address (sm, this_addr, 0, twice_nat); if (rv) goto send_reply; if (sm->out2in_dpo) - nat44_add_del_address_dpo (this_addr, mp->is_add); + nat44_add_del_address_dpo (this_addr, is_add); increment_v4_address (&this_addr); } @@ -903,7 +923,7 @@ static void *vl_api_nat44_add_del_address_range_t_print { s = format (s, " - %U ", format_ip4_address, mp->last_ip_address); } - s = format (s, "twice_nat %d ", mp->twice_nat); + s = format (s, "twice_nat %d ", mp->flags & NAT_API_IS_TWICE_NAT); FINISH; } @@ -926,7 +946,8 @@ send_nat44_address_details (snat_address_t * a, } else rmp->vrf_id = ~0; - rmp->twice_nat = twice_nat; + if (twice_nat) + rmp->flags |= NAT_API_IS_TWICE_NAT; rmp->context = context; vl_api_send_msg (reg, (u8 *) rmp); @@ -971,13 +992,17 @@ static void { snat_main_t *sm = &snat_main; vl_api_nat44_interface_add_del_feature_reply_t *rmp; - u8 is_del = mp->is_add == 0; u32 sw_if_index = ntohl (mp->sw_if_index); + u8 is_del; int rv = 0; + is_del = !mp->is_add; + VALIDATE_SW_IF_INDEX (mp); - rv = snat_interface_add_del (sw_if_index, mp->is_inside, is_del); + rv = + snat_interface_add_del (sw_if_index, mp->flags & NAT_API_IS_INSIDE, + is_del); BAD_SW_IF_INDEX_LABEL; @@ -992,7 +1017,8 @@ static void *vl_api_nat44_interface_add_del_feature_t_print s = format (0, "SCRIPT: nat44_interface_add_del_feature "); s = format (s, "sw_if_index %d %s %s", clib_host_to_net_u32 (mp->sw_if_index), - mp->is_inside ? "in" : "out", mp->is_add ? "" : "del"); + mp->flags & NAT_API_IS_INSIDE ? "in" : "out", + mp->is_add ? "" : "del"); FINISH; } @@ -1008,9 +1034,12 @@ send_nat44_interface_details (snat_interface_t * i, clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT44_INTERFACE_DETAILS + sm->msg_id_base); rmp->sw_if_index = ntohl (i->sw_if_index); - rmp->is_inside = (nat_interface_is_inside (i) - && nat_interface_is_outside (i)) ? 2 : - nat_interface_is_inside (i); + + if (nat_interface_is_inside (i)) + rmp->flags |= NAT_API_IS_INSIDE; + if (nat_interface_is_outside (i)) + rmp->flags |= NAT_API_IS_OUTSIDE; + rmp->context = context; vl_api_send_msg (reg, (u8 *) rmp); @@ -1052,7 +1081,6 @@ static void { snat_main_t *sm = &snat_main; vl_api_nat44_interface_add_del_output_feature_reply_t *rmp; - u8 is_del = mp->is_add == 0; u32 sw_if_index = ntohl (mp->sw_if_index); int rv = 0; @@ -1064,8 +1092,9 @@ static void VALIDATE_SW_IF_INDEX (mp); - rv = snat_interface_add_del_output_feature (sw_if_index, mp->is_inside, - is_del); + rv = snat_interface_add_del_output_feature (sw_if_index, + mp->flags & NAT_API_IS_INSIDE, + !mp->is_add); BAD_SW_IF_INDEX_LABEL; send_reply: @@ -1080,7 +1109,8 @@ static void *vl_api_nat44_interface_add_del_output_feature_t_print s = format (0, "SCRIPT: nat44_interface_add_del_output_feature "); s = format (s, "sw_if_index %d %s %s", clib_host_to_net_u32 (mp->sw_if_index), - mp->is_inside ? "in" : "out", mp->is_add ? "" : "del"); + mp->flags & NAT_API_IS_INSIDE ? "in" : "out", + mp->is_add ? "" : "del"); FINISH; } @@ -1099,7 +1129,9 @@ send_nat44_interface_output_feature_details (snat_interface_t * i, ntohs (VL_API_NAT44_INTERFACE_OUTPUT_FEATURE_DETAILS + sm->msg_id_base); rmp->sw_if_index = ntohl (i->sw_if_index); rmp->context = context; - rmp->is_inside = nat_interface_is_inside (i); + + if (nat_interface_is_inside (i)) + rmp->flags |= NAT_API_IS_INSIDE; vl_api_send_msg (reg, (u8 *) rmp); } @@ -1150,6 +1182,7 @@ static void int rv = 0; snat_protocol_t proto; u8 *tag = 0; + u32 len = 0; if (sm->deterministic) { @@ -1159,27 +1192,34 @@ static void memcpy (&local_addr.as_u8, mp->local_ip_address, 4); memcpy (&external_addr.as_u8, mp->external_ip_address, 4); - if (mp->addr_only == 0) + + if (!(mp->flags & NAT_API_IS_ADDR_ONLY)) { local_port = clib_net_to_host_u16 (mp->local_port); external_port = clib_net_to_host_u16 (mp->external_port); } + vrf_id = clib_net_to_host_u32 (mp->vrf_id); external_sw_if_index = clib_net_to_host_u32 (mp->external_sw_if_index); proto = ip_proto_to_snat_proto (mp->protocol); - if (mp->twice_nat) + + if (mp->flags & NAT_API_IS_TWICE_NAT) twice_nat = TWICE_NAT; - else if (mp->self_twice_nat) + else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT) twice_nat = TWICE_NAT_SELF; - mp->tag[sizeof (mp->tag) - 1] = 0; - tag = format (0, "%s", mp->tag); + + len = vl_api_string_len (&mp->tag); + + tag = vec_new (u8, len); + memcpy (tag, mp->tag.buf, len); vec_terminate_c_string (tag); rv = snat_add_static_mapping (local_addr, external_addr, local_port, - external_port, vrf_id, mp->addr_only, - external_sw_if_index, proto, mp->is_add, - twice_nat, mp->out2in_only, tag, 0); - + external_port, vrf_id, + mp->flags & NAT_API_IS_ADDR_ONLY, + external_sw_if_index, proto, + mp->is_add, twice_nat, + mp->flags & NAT_API_IS_OUT2IN_ONLY, tag, 0); vec_free (tag); send_reply: @@ -1197,13 +1237,14 @@ static void *vl_api_nat44_add_del_static_mapping_t_print format_ip4_address, mp->local_ip_address, format_ip4_address, mp->external_ip_address); - if (mp->addr_only == 0) + if (!(mp->flags & NAT_API_IS_ADDR_ONLY)) s = format (s, "local_port %d external_port %d ", clib_net_to_host_u16 (mp->local_port), clib_net_to_host_u16 (mp->external_port)); s = format (s, "twice_nat %d out2in_only %d ", - mp->twice_nat, mp->out2in_only); + mp->flags & NAT_API_IS_TWICE_NAT, + mp->flags & NAT_API_IS_OUT2IN_ONLY); if (mp->vrf_id != ~0) s = format (s, "vrf %d", clib_net_to_host_u32 (mp->vrf_id)); @@ -1220,30 +1261,48 @@ send_nat44_static_mapping_details (snat_static_mapping_t * m, { vl_api_nat44_static_mapping_details_t *rmp; snat_main_t *sm = &snat_main; + u32 len = sizeof (*rmp); + + if (m->tag) + { + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); + } + else + { + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } - rmp = vl_msg_api_alloc (sizeof (*rmp)); - clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base); - rmp->addr_only = is_addr_only_static_mapping (m); + clib_memcpy (rmp->local_ip_address, &(m->local_addr), 4); clib_memcpy (rmp->external_ip_address, &(m->external_addr), 4); rmp->external_sw_if_index = ~0; rmp->vrf_id = htonl (m->vrf_id); rmp->context = context; + if (m->twice_nat == TWICE_NAT) - rmp->twice_nat = 1; + rmp->flags |= NAT_API_IS_TWICE_NAT; else if (m->twice_nat == TWICE_NAT_SELF) - rmp->self_twice_nat = 1; - rmp->out2in_only = is_out2in_only_static_mapping (m); - if (rmp->addr_only == 0) + rmp->flags |= NAT_API_IS_SELF_TWICE_NAT; + + if (is_out2in_only_static_mapping (m)) + rmp->flags |= NAT_API_IS_OUT2IN_ONLY; + + if (is_addr_only_static_mapping (m)) + { + rmp->flags |= NAT_API_IS_ADDR_ONLY; + } + else { rmp->protocol = snat_proto_to_ip_proto (m->proto); rmp->external_port = htons (m->external_port); rmp->local_port = htons (m->local_port); } - if (m->tag) - strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag)); vl_api_send_msg (reg, (u8 *) rmp); } @@ -1255,25 +1314,41 @@ send_nat44_static_map_resolve_details (snat_static_map_resolve_t * m, { vl_api_nat44_static_mapping_details_t *rmp; snat_main_t *sm = &snat_main; + u32 len = sizeof (*rmp); + + if (m->tag) + { + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); + } + else + { + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } - rmp = vl_msg_api_alloc (sizeof (*rmp)); - clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT44_STATIC_MAPPING_DETAILS + sm->msg_id_base); - rmp->addr_only = m->addr_only; clib_memcpy (rmp->local_ip_address, &(m->l_addr), 4); rmp->external_sw_if_index = htonl (m->sw_if_index); rmp->vrf_id = htonl (m->vrf_id); rmp->context = context; - rmp->twice_nat = m->twice_nat; - if (m->addr_only == 0) + + if (m->twice_nat) + rmp->flags |= NAT_API_IS_TWICE_NAT; + + if (m->addr_only) + { + rmp->flags |= NAT_API_IS_ADDR_ONLY; + } + else { rmp->protocol = snat_proto_to_ip_proto (m->proto); rmp->external_port = htons (m->e_port); rmp->local_port = htons (m->l_port); } - if (m->tag) - strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag)); vl_api_send_msg (reg, (u8 *) rmp); } @@ -1334,6 +1409,7 @@ static void int rv = 0; snat_protocol_t proto = ~0; u8 *tag = 0; + u32 len = 0; if (sm->deterministic) { @@ -1341,7 +1417,7 @@ static void goto send_reply; } - if (mp->addr_only == 0) + if (!(mp->flags & NAT_API_IS_ADDR_ONLY)) { port = clib_net_to_host_u16 (mp->port); proto = ip_proto_to_snat_proto (mp->protocol); @@ -1352,14 +1428,17 @@ static void addr.as_u32 = 0; else memcpy (&addr.as_u8, mp->ip_address, 4); - mp->tag[sizeof (mp->tag) - 1] = 0; - tag = format (0, "%s", mp->tag); + + len = vl_api_string_len (&mp->tag); + + tag = vec_new (u8, len); + memcpy (tag, mp->tag.buf, len); vec_terminate_c_string (tag); rv = - snat_add_static_mapping (addr, addr, port, port, vrf_id, mp->addr_only, - sw_if_index, proto, mp->is_add, 0, 0, tag, 1); - + snat_add_static_mapping (addr, addr, port, port, vrf_id, + mp->flags & NAT_API_IS_ADDR_ONLY, sw_if_index, + proto, mp->is_add, 0, 0, tag, 1); vec_free (tag); send_reply: @@ -1377,7 +1456,7 @@ static void *vl_api_nat44_add_del_identity_mapping_t_print else s = format (s, "addr %U", format_ip4_address, mp->ip_address); - if (mp->addr_only == 0) + if (!(mp->flags & NAT_API_IS_ADDR_ONLY)) s = format (s, " protocol %d port %d", mp->protocol, clib_net_to_host_u16 (mp->port)); @@ -1395,20 +1474,33 @@ send_nat44_identity_mapping_details (snat_static_mapping_t * m, int index, vl_api_nat44_identity_mapping_details_t *rmp; snat_main_t *sm = &snat_main; nat44_lb_addr_port_t *local = pool_elt_at_index (m->locals, index); + u32 len = sizeof (*rmp); + + if (m->tag) + { + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); + } + else + { + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } - rmp = vl_msg_api_alloc (sizeof (*rmp)); - clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base); - rmp->addr_only = is_addr_only_static_mapping (m); + + if (is_addr_only_static_mapping (m)) + rmp->flags |= NAT_API_IS_ADDR_ONLY; + clib_memcpy (rmp->ip_address, &(m->local_addr), 4); rmp->port = htons (m->local_port); rmp->sw_if_index = ~0; rmp->vrf_id = htonl (local->vrf_id); rmp->protocol = snat_proto_to_ip_proto (m->proto); rmp->context = context; - if (m->tag) - strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag)); vl_api_send_msg (reg, (u8 *) rmp); } @@ -1420,19 +1512,32 @@ send_nat44_identity_map_resolve_details (snat_static_map_resolve_t * m, { vl_api_nat44_identity_mapping_details_t *rmp; snat_main_t *sm = &snat_main; + u32 len = sizeof (*rmp); + + if (m->tag) + { + len += vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, &rmp->tag); + } + else + { + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } - rmp = vl_msg_api_alloc (sizeof (*rmp)); - clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT44_IDENTITY_MAPPING_DETAILS + sm->msg_id_base); - rmp->addr_only = m->addr_only; + + if (m->addr_only) + rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_ADDR_ONLY; + rmp->port = htons (m->l_port); rmp->sw_if_index = htonl (m->sw_if_index); rmp->vrf_id = htonl (m->vrf_id); rmp->protocol = snat_proto_to_ip_proto (m->proto); rmp->context = context; - if (m->tag) - strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag)); vl_api_send_msg (reg, (u8 *) rmp); } @@ -1491,9 +1596,9 @@ static void { snat_main_t *sm = &snat_main; vl_api_nat44_add_del_interface_addr_reply_t *rmp; - u8 is_del = mp->is_add == 0; u32 sw_if_index = ntohl (mp->sw_if_index); int rv = 0; + u8 is_del; if (sm->deterministic) { @@ -1501,9 +1606,12 @@ static void goto send_reply; } + is_del = !mp->is_add; + VALIDATE_SW_IF_INDEX (mp); - rv = snat_add_interface_address (sm, sw_if_index, is_del, mp->twice_nat); + rv = snat_add_interface_address (sm, sw_if_index, is_del, + mp->flags & NAT_API_IS_TWICE_NAT); BAD_SW_IF_INDEX_LABEL; send_reply: @@ -1518,7 +1626,7 @@ static void *vl_api_nat44_add_del_interface_addr_t_print s = format (0, "SCRIPT: nat44_add_del_interface_addr "); s = format (s, "sw_if_index %d twice_nat %d %s", clib_host_to_net_u32 (mp->sw_if_index), - mp->twice_nat, mp->is_add ? "" : "del"); + mp->flags & NAT_API_IS_TWICE_NAT, mp->is_add ? "" : "del"); FINISH; } @@ -1536,7 +1644,9 @@ send_nat44_interface_addr_details (u32 sw_if_index, rmp->_vl_msg_id = ntohs (VL_API_NAT44_INTERFACE_ADDR_DETAILS + sm->msg_id_base); rmp->sw_if_index = ntohl (sw_if_index); - rmp->twice_nat = twice_nat; + + if (twice_nat) + rmp->flags = (vl_api_nat_config_flags_t) NAT_API_IS_TWICE_NAT; rmp->context = context; vl_api_send_msg (reg, (u8 *) rmp); @@ -1651,10 +1761,16 @@ send_nat44_user_session_details (snat_session_t * s, ntohs (VL_API_NAT44_USER_SESSION_DETAILS + sm->msg_id_base); clib_memcpy (rmp->outside_ip_address, (&s->out2in.addr), 4); clib_memcpy (rmp->inside_ip_address, (&s->in2out.addr), 4); - rmp->is_static = snat_is_session_static (s) ? 1 : 0; - rmp->is_twicenat = is_twice_nat_session (s) ? 1 : 0; - rmp->ext_host_valid = is_ed_session (s) - || is_fwd_bypass_session (s) ? 1 : 0; + + if (snat_is_session_static (s)) + rmp->flags |= NAT_API_IS_STATIC; + + if (is_twice_nat_session (s)) + rmp->flags |= NAT_API_IS_TWICE_NAT; + + if (is_ed_session (s) || is_fwd_bypass_session (s)) + rmp->flags |= NAT_API_IS_EXT_HOST_VALID; + rmp->last_heard = clib_host_to_net_u64 ((u64) s->last_heard); rmp->total_bytes = clib_host_to_net_u64 (s->total_bytes); rmp->total_pkts = ntohl (s->total_pkts); @@ -1787,7 +1903,9 @@ static void nat44_lb_addr_port_t *locals = 0; ip4_address_t e_addr; snat_protocol_t proto; + vl_api_string_t *sp; u8 *tag = 0; + u32 len = 0; if (!sm->endpoint_dependent) { @@ -1800,19 +1918,28 @@ static void clib_net_to_host_u32 (mp->local_num)); clib_memcpy (&e_addr, mp->external_addr, 4); proto = ip_proto_to_snat_proto (mp->protocol); - if (mp->twice_nat) + + if (mp->flags & NAT_API_IS_TWICE_NAT) twice_nat = TWICE_NAT; - else if (mp->self_twice_nat) + else if (mp->flags & NAT_API_IS_SELF_TWICE_NAT) twice_nat = TWICE_NAT_SELF; - mp->tag[sizeof (mp->tag) - 1] = 0; - tag = format (0, "%s", mp->tag); + + sp = (void *) &mp->locals + + sizeof (vl_api_nat44_lb_addr_port_t) * + clib_net_to_host_u32 (mp->local_num); + + len = vl_api_string_len (sp); + + tag = vec_new (u8, len); + memcpy (tag, sp->buf, len); vec_terminate_c_string (tag); rv = nat44_add_del_lb_static_mapping (e_addr, clib_net_to_host_u16 (mp->external_port), - proto, locals, mp->is_add, twice_nat, - mp->out2in_only, tag, + proto, locals, mp->is_add, + twice_nat, + mp->flags & NAT_API_IS_OUT2IN_ONLY, tag, clib_net_to_host_u32 (mp->affinity)); vec_free (locals); @@ -1829,7 +1956,9 @@ static void *vl_api_nat44_add_del_lb_static_mapping_t_print s = format (0, "SCRIPT: nat44_add_del_lb_static_mapping "); s = format (s, "is_add %d twice_nat %d out2in_only %d ", - mp->is_add, mp->twice_nat, mp->out2in_only); + mp->is_add, + mp->flags & NAT_API_IS_TWICE_NAT, + mp->flags & NAT_API_IS_OUT2IN_ONLY); FINISH; } @@ -1889,13 +2018,28 @@ send_nat44_lb_static_mapping_details (snat_static_mapping_t * m, snat_main_t *sm = &snat_main; nat44_lb_addr_port_t *ap; vl_api_nat44_lb_addr_port_t *locals; + vl_api_string_t *sp; u32 local_num = 0; + u32 len = sizeof (*rmp); + + if (m->tag) + { + len += pool_elts (m->locals) * + sizeof (nat44_lb_addr_port_t) + vec_len (m->tag); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + + sp = (void *) &m->locals + + sizeof (vl_api_nat44_lb_addr_port_t) * pool_elts (m->locals); + vl_api_to_api_string (vec_len (m->tag), (char *) m->tag, sp); + } + else + { + len += pool_elts (m->locals) * sizeof (nat44_lb_addr_port_t); + rmp = vl_msg_api_alloc (len); + clib_memset (rmp, 0, len); + } - rmp = - vl_msg_api_alloc (sizeof (*rmp) + - (pool_elts (m->locals) * - sizeof (nat44_lb_addr_port_t))); - clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT44_LB_STATIC_MAPPING_DETAILS + sm->msg_id_base); @@ -1903,13 +2047,13 @@ send_nat44_lb_static_mapping_details (snat_static_mapping_t * m, rmp->external_port = ntohs (m->external_port); rmp->protocol = snat_proto_to_ip_proto (m->proto); rmp->context = context; + if (m->twice_nat == TWICE_NAT) - rmp->twice_nat = 1; + rmp->flags |= NAT_API_IS_TWICE_NAT; else if (m->twice_nat == TWICE_NAT_SELF) - rmp->self_twice_nat = 1; - rmp->out2in_only = is_out2in_only_static_mapping (m); - if (m->tag) - strncpy ((char *) rmp->tag, (char *) m->tag, vec_len (m->tag)); + rmp->flags |= NAT_API_IS_SELF_TWICE_NAT; + if (is_out2in_only_static_mapping (m)) + rmp->flags |= NAT_API_IS_OUT2IN_ONLY; locals = (vl_api_nat44_lb_addr_port_t *) rmp->locals; /* *INDENT-OFF* */ @@ -1971,6 +2115,7 @@ vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t * mp) u16 port, eh_port; u32 vrf_id; int rv = 0; + u8 is_in; snat_protocol_t proto; if (sm->deterministic) @@ -1986,12 +2131,14 @@ vl_api_nat44_del_session_t_handler (vl_api_nat44_del_session_t * mp) memcpy (&eh_addr.as_u8, mp->ext_host_address, 4); eh_port = clib_net_to_host_u16 (mp->ext_host_port); - if (mp->ext_host_valid) + is_in = mp->flags & NAT_API_IS_INSIDE; + + if (mp->flags & NAT_API_IS_EXT_HOST_VALID) rv = nat44_del_ed_session (sm, &addr, port, &eh_addr, eh_port, mp->protocol, - vrf_id, mp->is_in); + vrf_id, is_in); else - rv = nat44_del_session (sm, &addr, port, proto, vrf_id, mp->is_in); + rv = nat44_del_session (sm, &addr, port, proto, vrf_id, is_in); send_reply: REPLY_MACRO (VL_API_NAT44_DEL_SESSION_REPLY); @@ -2007,8 +2154,9 @@ vl_api_nat44_del_session_t_print (vl_api_nat44_del_session_t * mp, s = format (s, "addr %U port %d protocol %d vrf_id %d is_in %d", format_ip4_address, mp->address, clib_net_to_host_u16 (mp->port), - mp->protocol, clib_net_to_host_u32 (mp->vrf_id), mp->is_in); - if (mp->ext_host_valid) + mp->protocol, clib_net_to_host_u32 (mp->vrf_id), + mp->flags & NAT_API_IS_INSIDE); + if (mp->flags & NAT_API_IS_EXT_HOST_VALID) s = format (s, "ext_host_address %U ext_host_port %d", format_ip4_address, mp->ext_host_address, clib_net_to_host_u16 (mp->ext_host_port)); @@ -2117,12 +2265,6 @@ vl_api_nat_det_add_del_map_t_handler (vl_api_nat_det_add_del_map_t * mp) goto send_reply; } - if (!mp->is_nat44) - { - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto send_reply; - } - clib_memcpy (&in_addr, mp->in_addr, 4); clib_memcpy (&out_addr, mp->out_addr, 4); rv = snat_det_add_map (sm, &in_addr, mp->in_plen, &out_addr, @@ -2163,13 +2305,6 @@ vl_api_nat_det_forward_t_handler (vl_api_nat_det_forward_t * mp) return; } - if (!mp->is_nat44) - { - out_addr.as_u32 = 0; - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto send_reply; - } - out_addr.as_u32 = 0; clib_memcpy (&in_addr, mp->in_addr, 4); dm = snat_det_map_by_user (sm, &in_addr); @@ -2235,8 +2370,6 @@ send_reply: /* *INDENT-OFF* */ REPLY_MACRO2 (VL_API_NAT_DET_REVERSE_REPLY, ({ - rmp->is_nat44 = 1; - clib_memset (rmp->in_addr, 0, 16); clib_memcpy (rmp->in_addr, &in_addr, 4); })) /* *INDENT-ON* */ @@ -2264,7 +2397,6 @@ sent_nat_det_map_details (snat_det_map_t * m, vl_api_registration_t * reg, rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT_DET_MAP_DETAILS + sm->msg_id_base); - rmp->is_nat44 = 1; clib_memcpy (rmp->in_addr, &m->in_addr, 4); rmp->in_plen = m->in_plen; clib_memcpy (rmp->out_addr, &m->out_addr, 4); @@ -2383,12 +2515,6 @@ vl_api_nat_det_close_session_in_t_handler (vl_api_nat_det_close_session_in_t * goto send_reply; } - if (!mp->is_nat44) - { - rv = VNET_API_ERROR_UNIMPLEMENTED; - goto send_reply; - } - clib_memcpy (&in_addr, mp->in_addr, 4); clib_memcpy (&ext_addr, mp->ext_addr, 4); @@ -2462,8 +2588,6 @@ vl_api_nat_det_session_dump_t_handler (vl_api_nat_det_session_dump_t * mp) reg = vl_api_client_index_to_registration (mp->client_index); if (!reg) return; - if (!mp->is_nat44) - return; clib_memset (&empty_ses, 0, sizeof (empty_ses)); clib_memcpy (&user_addr, mp->user_addr, 4); @@ -2619,8 +2743,8 @@ vl_api_nat64_add_del_interface_t_handler (vl_api_nat64_add_del_interface_t * VALIDATE_SW_IF_INDEX (mp); rv = - nat64_add_del_interface (ntohl (mp->sw_if_index), mp->is_inside, - mp->is_add); + nat64_add_del_interface (ntohl (mp->sw_if_index), + mp->flags & NAT_API_IS_INSIDE, mp->is_add); BAD_SW_IF_INDEX_LABEL; @@ -2636,7 +2760,8 @@ vl_api_nat64_add_del_interface_t_print (vl_api_nat64_add_del_interface_t * mp, s = format (0, "SCRIPT: nat64_add_del_interface "); s = format (s, "sw_if_index %d %s %s", clib_host_to_net_u32 (mp->sw_if_index), - mp->is_inside ? "in" : "out", mp->is_add ? "" : "del"); + mp->flags & NAT_API_IS_INSIDE ? "in" : "out", + mp->is_add ? "" : "del"); FINISH; } @@ -2652,9 +2777,12 @@ nat64_api_interface_walk (snat_interface_t * i, void *arg) clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT64_INTERFACE_DETAILS + sm->msg_id_base); rmp->sw_if_index = ntohl (i->sw_if_index); - rmp->is_inside = (nat_interface_is_inside (i) - && nat_interface_is_outside (i)) ? 2 : - nat_interface_is_inside (i); + + if (nat_interface_is_inside (i)) + rmp->flags |= NAT_API_IS_INSIDE; + if (nat_interface_is_outside (i)) + rmp->flags |= NAT_API_IS_OUTSIDE; + rmp->context = ctx->context; vl_api_send_msg (ctx->reg, (u8 *) rmp); @@ -2752,7 +2880,8 @@ nat64_api_bib_walk (nat64_db_bib_entry_t * bibe, void *arg) rmp->o_port = bibe->out_port; rmp->vrf_id = ntohl (fib->ft_table_id); rmp->proto = bibe->proto; - rmp->is_static = bibe->is_static; + if (bibe->is_static) + rmp->flags |= NAT_API_IS_STATIC; rmp->ses_num = ntohl (bibe->ses_num); vl_api_send_msg (ctx->reg, (u8 *) rmp); @@ -2871,10 +3000,10 @@ vl_api_nat64_add_del_prefix_t_handler (vl_api_nat64_add_del_prefix_t * mp) ip6_address_t prefix; int rv = 0; - memcpy (&prefix.as_u8, mp->prefix, 16); + memcpy (&prefix.as_u8, mp->prefix.prefix, 16); rv = - nat64_add_del_prefix (&prefix, mp->prefix_len, + nat64_add_del_prefix (&prefix, mp->prefix.len, clib_net_to_host_u32 (mp->vrf_id), mp->is_add); REPLY_MACRO (VL_API_NAT64_ADD_DEL_PREFIX_REPLY); } @@ -2886,7 +3015,7 @@ vl_api_nat64_add_del_prefix_t_print (vl_api_nat64_add_del_prefix_t * mp, u8 *s; s = format (0, "SCRIPT: nat64_add_del_prefix %U/%u vrf_id %u %s\n", - format_ip6_address, mp->prefix, mp->prefix_len, + format_ip6_address, mp->prefix.prefix, mp->prefix.len, ntohl (mp->vrf_id), mp->is_add ? "" : "del"); FINISH; @@ -2902,8 +3031,8 @@ nat64_api_prefix_walk (nat64_prefix_t * p, void *arg) rmp = vl_msg_api_alloc (sizeof (*rmp)); clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT64_PREFIX_DETAILS + sm->msg_id_base); - clib_memcpy (rmp->prefix, &(p->prefix), 16); - rmp->prefix_len = p->plen; + clib_memcpy (rmp->prefix.prefix, &(p->prefix), 16); + rmp->prefix.len = p->plen; rmp->vrf_id = ntohl (p->vrf_id); rmp->context = ctx->context; @@ -3209,8 +3338,8 @@ vl_api_nat66_add_del_interface_t_handler (vl_api_nat66_add_del_interface_t * VALIDATE_SW_IF_INDEX (mp); rv = - nat66_interface_add_del (ntohl (mp->sw_if_index), mp->is_inside, - mp->is_add); + nat66_interface_add_del (ntohl (mp->sw_if_index), + mp->flags & NAT_API_IS_INSIDE, mp->is_add); BAD_SW_IF_INDEX_LABEL; @@ -3226,7 +3355,8 @@ vl_api_nat66_add_del_interface_t_print (vl_api_nat66_add_del_interface_t * mp, s = format (0, "SCRIPT: nat66_add_del_interface "); s = format (s, "sw_if_index %d %s %s", clib_host_to_net_u32 (mp->sw_if_index), - mp->is_inside ? "in" : "out", mp->is_add ? "" : "del"); + mp->flags & NAT_API_IS_INSIDE ? "in" : "out", + mp->is_add ? "" : "del"); FINISH; } @@ -3282,7 +3412,8 @@ nat66_api_interface_walk (snat_interface_t * i, void *arg) clib_memset (rmp, 0, sizeof (*rmp)); rmp->_vl_msg_id = ntohs (VL_API_NAT66_INTERFACE_DETAILS + sm->msg_id_base); rmp->sw_if_index = ntohl (i->sw_if_index); - rmp->is_inside = nat_interface_is_inside (i); + if (nat_interface_is_inside (i)) + rmp->flags |= NAT_API_IS_INSIDE; rmp->context = ctx->context; vl_api_send_msg (ctx->rp, (u8 *) rmp); diff --git a/src/plugins/nat/nat_test.c b/src/plugins/nat/nat_test.c index b1de5340b9d..0371ec48553 100644 --- a/src/plugins/nat/nat_test.c +++ b/src/plugins/nat/nat_test.c @@ -221,7 +221,8 @@ static int api_nat44_interface_add_del_feature (vat_main_t * vam) M(NAT44_INTERFACE_ADD_DEL_FEATURE, mp); mp->sw_if_index = ntohl(sw_if_index); mp->is_add = is_add; - mp->is_inside = is_inside; + if (is_inside) + mp->flags |= NAT_API_IS_INSIDE; S(mp); W (ret); @@ -291,8 +292,11 @@ static int api_nat44_add_del_static_mapping(vat_main_t * vam) } M(NAT44_ADD_DEL_STATIC_MAPPING, mp); + mp->is_add = is_add; - mp->addr_only = addr_only; + if (addr_only) + mp->flags |= NAT_API_IS_ADDR_ONLY; + mp->local_port = ntohs ((u16) local_port); mp->external_port = ntohs ((u16) external_port); mp->external_sw_if_index = ntohl (sw_if_index); @@ -327,20 +331,21 @@ static void vl_api_nat44_static_mapping_details_t_handler { snat_test_main_t * sm = &snat_test_main; vat_main_t *vam = sm->vat_main; + nat_config_flags_t flags = (nat_config_flags_t) mp->flags; - if (mp->addr_only && mp->external_sw_if_index != ~0) + if (flags & NAT_API_IS_ADDR_ONLY && mp->external_sw_if_index != ~0) fformat (vam->ofp, "%15U%6s%15d%6s%11d%6d\n", format_ip4_address, &mp->local_ip_address, "", ntohl (mp->external_sw_if_index), "", ntohl (mp->vrf_id), mp->protocol); - else if (mp->addr_only && mp->external_sw_if_index == ~0) + else if (flags & NAT_API_IS_ADDR_ONLY && mp->external_sw_if_index == ~0) fformat (vam->ofp, "%15U%6s%15U%6s%11d%6d\n", format_ip4_address, &mp->local_ip_address, "", format_ip4_address, &mp->external_ip_address, "", ntohl (mp->vrf_id), mp->protocol); - else if (!mp->addr_only && mp->external_sw_if_index != ~0) + else if (!(flags & NAT_API_IS_ADDR_ONLY) && mp->external_sw_if_index != ~0) fformat (vam->ofp, "%15U%6d%15d%6d%11d%6d\n", format_ip4_address, &mp->local_ip_address, ntohs (mp->local_port), @@ -469,11 +474,19 @@ static int api_nat44_address_dump(vat_main_t * vam) static void vl_api_nat44_interface_details_t_handler (vl_api_nat44_interface_details_t *mp) { + nat_config_flags_t flags = (nat_config_flags_t) mp->flags; snat_test_main_t * sm = &snat_test_main; vat_main_t *vam = sm->vat_main; - fformat (vam->ofp, "sw_if_index %d %s\n", ntohl (mp->sw_if_index), - mp->is_inside ? "in" : "out"); + if ((flags & NAT_API_IS_INSIDE) && (flags & NAT_API_IS_OUTSIDE)) + { + fformat (vam->ofp, "sw_if_index %d in & out\n", ntohl (mp->sw_if_index)); + } + else + { + fformat (vam->ofp, "sw_if_index %d %s\n", ntohl (mp->sw_if_index), + flags & NAT_API_IS_INSIDE ? "in" : "out"); + } } static int api_nat44_interface_dump(vat_main_t * vam) @@ -590,6 +603,7 @@ static int api_nat44_add_del_interface_addr (vat_main_t * vam) M(NAT44_ADD_DEL_INTERFACE_ADDR, mp); mp->sw_if_index = ntohl(sw_if_index); + mp->is_add = is_add; S(mp); @@ -671,7 +685,7 @@ static void vl_api_nat44_user_session_details_t_handler fformat(vam->ofp, "%s session %U:%d to %U:%d protocol id %d " "total packets %d total bytes %lld\n", - mp->is_static ? "static" : "dynamic", + mp->flags & NAT_API_IS_STATIC ? "static" : "dynamic", format_ip4_address, mp->inside_ip_address, ntohs(mp->inside_port), format_ip4_address, mp->outside_ip_address, ntohs(mp->outside_port), ntohs(mp->protocol), ntohl(mp->total_pkts), diff --git a/src/vpp-api/vapi/vapi_json_parser.py b/src/vpp-api/vapi/vapi_json_parser.py index 2c08b90a93b..fda3f75d9c1 100644 --- a/src/vpp-api/vapi/vapi_json_parser.py +++ b/src/vpp-api/vapi/vapi_json_parser.py @@ -298,7 +298,7 @@ class JsonParser(object): x: simple_type_class(x) for x in [ 'i8', 'i16', 'i32', 'i64', 'u8', 'u16', 'u32', 'u64', - 'f64' + 'f64', 'bool' ] } diff --git a/test/test_gbp.py b/test/test_gbp.py index 44a9b396730..cc38bc9c1ce 100644 --- a/test/test_gbp.py +++ b/test/test_gbp.py @@ -575,6 +575,10 @@ class VppGbpAcl(VppObject): class TestGBP(VppTestCase): """ GBP Test Case """ + @property + def config_flags(self): + return VppEnum.vl_api_nat_config_flags_t + @classmethod def setUpClass(cls): super(TestGBP, cls).setUpClass() @@ -795,12 +799,11 @@ class TestGBP(VppTestCase): self.router_mac.packed) # The BVIs are NAT inside interfaces + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(epg.bvi.sw_if_index, - is_inside=1, - is_add=1) + flags=flags) self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index, - is_inside=1, - is_add=1) + flags=flags) if_ip4 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip4, 32) if_ip6 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip6, 128) @@ -832,13 +835,9 @@ class TestGBP(VppTestCase): recirc.epg.rd.t6).add_vpp_config() self.vapi.nat44_interface_add_del_feature( - recirc.recirc.sw_if_index, - is_inside=0, - is_add=1) + recirc.recirc.sw_if_index) self.vapi.nat66_add_del_interface( - recirc.recirc.sw_if_index, - is_inside=0, - is_add=1) + recirc.recirc.sw_if_index) recirc.add_vpp_config() @@ -858,10 +857,11 @@ class TestGBP(VppTestCase): for (ip, fip) in zip(ep.ips, ep.fips): # Add static mappings for each EP from the 10/8 to 11/8 network if ip.af == AF_INET: + flags = self.config_flags.NAT_IS_ADDR_ONLY self.vapi.nat44_add_del_static_mapping(ip.bytes, fip.bytes, vrf_id=0, - addr_only=1) + flags=flags) else: self.vapi.nat66_add_del_static_mapping(ip.bytes, fip.bytes, @@ -1404,11 +1404,12 @@ class TestGBP(VppTestCase): # for ep in eps: # del static mappings for each EP from the 10/8 to 11/8 network + flags = self.config_flags.NAT_IS_ADDR_ONLY self.vapi.nat44_add_del_static_mapping(ep.ip4.bytes, ep.fip4.bytes, vrf_id=0, - addr_only=1, - is_add=0) + is_add=0, + flags=flags) self.vapi.nat66_add_del_static_mapping(ep.ip6.bytes, ep.fip6.bytes, vrf_id=0, @@ -1417,21 +1418,20 @@ class TestGBP(VppTestCase): for epg in epgs: # IP config on the BVI interfaces if epg != epgs[0] and epg != epgs[3]: + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(epg.bvi.sw_if_index, - is_inside=1, + flags=flags, is_add=0) self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index, - is_inside=1, + flags=flags, is_add=0) for recirc in recircs: self.vapi.nat44_interface_add_del_feature( recirc.recirc.sw_if_index, - is_inside=0, is_add=0) self.vapi.nat66_add_del_interface( recirc.recirc.sw_if_index, - is_inside=0, is_add=0) def wait_for_ep_timeout(self, sw_if_index=None, ip=None, mac=None, diff --git a/test/test_nat.py b/test/test_nat.py index 29d747d0932..c88981b48b4 100644 --- a/test/test_nat.py +++ b/test/test_nat.py @@ -29,6 +29,7 @@ from vpp_papi import VppEnum from scapy.all import bind_layers, Packet, ByteEnumField, ShortField, \ IPField, IntField, LongField, XByteField, FlagsField, FieldLenField, \ PacketListField +from ipaddress import IPv6Network # NAT HA protocol event data @@ -70,6 +71,10 @@ class HANATStateSync(Packet): class MethodHolder(VppTestCase): """ NAT create capture and verify method holder """ + @property + def config_flags(self): + return VppEnum.vl_api_nat_config_flags_t + def clear_nat44(self): """ Clear NAT44 configuration. @@ -106,7 +111,7 @@ class MethodHolder(VppTestCase): interfaces = self.vapi.nat44_interface_addr_dump() for intf in interfaces: self.vapi.nat44_add_del_interface_addr(intf.sw_if_index, - twice_nat=intf.twice_nat, + flags=intf.flags, is_add=0) self.vapi.nat_ipfix_enable_disable(enable=0, @@ -122,36 +127,32 @@ class MethodHolder(VppTestCase): interfaces = self.vapi.nat44_interface_dump() for intf in interfaces: - if intf.is_inside > 1: + if intf.flags & self.config_flags.NAT_IS_INSIDE and \ + intf.flags & self.config_flags.NAT_IS_OUTSIDE: self.vapi.nat44_interface_add_del_feature(intf.sw_if_index, - 0, is_add=0) self.vapi.nat44_interface_add_del_feature(intf.sw_if_index, - intf.is_inside, - is_add=0) + is_add=0, + flags=intf.flags) interfaces = self.vapi.nat44_interface_output_feature_dump() for intf in interfaces: self.vapi.nat44_interface_add_del_output_feature(intf.sw_if_index, - intf.is_inside, - is_add=0) - + is_add=0, + flags=intf.flags) static_mappings = self.vapi.nat44_static_mapping_dump() for sm in static_mappings: self.vapi.nat44_add_del_static_mapping( sm.local_ip_address, sm.external_ip_address, - local_port=sm.local_port, - external_port=sm.external_port, - addr_only=sm.addr_only, - vrf_id=sm.vrf_id, - protocol=sm.protocol, - twice_nat=sm.twice_nat, - self_twice_nat=sm.self_twice_nat, - out2in_only=sm.out2in_only, - tag=sm.tag, - external_sw_if_index=sm.external_sw_if_index, - is_add=0) + sm.external_sw_if_index, + sm.local_port, + sm.external_port, + sm.vrf_id, + sm.protocol, + is_add=0, + flags=sm.flags, + tag=sm.tag) lb_static_mappings = self.vapi.nat44_lb_static_mapping_dump() for lb_sm in lb_static_mappings: @@ -159,18 +160,16 @@ class MethodHolder(VppTestCase): lb_sm.external_addr, lb_sm.external_port, lb_sm.protocol, - twice_nat=lb_sm.twice_nat, - self_twice_nat=lb_sm.self_twice_nat, - out2in_only=lb_sm.out2in_only, tag=lb_sm.tag, is_add=0, local_num=0, - locals=[]) + locals=[], + flags=lb_sm.flags) identity_mappings = self.vapi.nat44_identity_mapping_dump() for id_m in identity_mappings: self.vapi.nat44_add_del_identity_mapping( - addr_only=id_m.addr_only, + flags=id_m.flags, ip=id_m.ip_address, port=id_m.port, sw_if_index=id_m.sw_if_index, @@ -182,8 +181,8 @@ class MethodHolder(VppTestCase): for addr in addresses: self.vapi.nat44_add_del_address_range(addr.ip_address, addr.ip_address, - twice_nat=addr.twice_nat, - is_add=0) + is_add=0, + flags=addr.flags) self.vapi.nat_set_reass() self.vapi.nat_set_reass(is_ip6=1) @@ -195,8 +194,7 @@ class MethodHolder(VppTestCase): def nat44_add_static_mapping(self, local_ip, external_ip='0.0.0.0', local_port=0, external_port=0, vrf_id=0, is_add=1, external_sw_if_index=0xFFFFFFFF, - proto=0, twice_nat=0, self_twice_nat=0, - out2in_only=0, tag=""): + proto=0, tag="", flags=0): """ Add/delete NAT44 static mapping @@ -208,32 +206,24 @@ class MethodHolder(VppTestCase): :param is_add: 1 if add, 0 if delete (Default add) :param external_sw_if_index: External interface instead of IP address :param proto: IP protocol (Mandatory if port specified) - :param twice_nat: 1 if translate external host address and port - :param self_twice_nat: 1 if translate external host address and port - whenever external host address equals - local address of internal host - :param out2in_only: if 1 rule is matching only out2in direction :param tag: Opaque string tag + :param flags: NAT configuration flags """ - addr_only = 1 - if local_port and external_port: - addr_only = 0 - l_ip = socket.inet_pton(socket.AF_INET, local_ip) - e_ip = socket.inet_pton(socket.AF_INET, external_ip) + + if not (local_port and external_port): + flags |= self.config_flags.NAT_IS_ADDR_ONLY + self.vapi.nat44_add_del_static_mapping( - l_ip, - e_ip, + local_ip, + external_ip, external_sw_if_index, local_port, external_port, - addr_only, vrf_id, proto, - twice_nat, - self_twice_nat, - out2in_only, - tag, - is_add) + is_add, + flags, + tag) def nat44_add_address(self, ip, is_add=1, vrf_id=0xFFFFFFFF, twice_nat=0): """ @@ -243,10 +233,10 @@ class MethodHolder(VppTestCase): :param is_add: 1 if add, 0 if delete (Default add) :param twice_nat: twice NAT address for external hosts """ - nat_addr = socket.inet_pton(socket.AF_INET, ip) - self.vapi.nat44_add_del_address_range(nat_addr, nat_addr, is_add, + flags = self.config_flags.NAT_IS_TWICE_NAT if twice_nat else 0 + self.vapi.nat44_add_del_address_range(ip, ip, is_add, vrf_id=vrf_id, - twice_nat=twice_nat) + flags=flags) def create_stream_in(self, in_if, out_if, dst_ip=None, ttl=64): """ @@ -1502,7 +1492,6 @@ class TestNAT44(MethodHolder): cls.icmp_id_in = 6305 cls.icmp_id_out = 6305 cls.nat_addr = '10.0.0.3' - cls.nat_addr_n = socket.inet_pton(socket.AF_INET, cls.nat_addr) cls.ipfix_src_port = 4739 cls.ipfix_domain_id = 1 cls.tcp_external_port = 80 @@ -1569,9 +1558,10 @@ class TestNAT44(MethodHolder): def test_dynamic(self): """ NAT44 dynamic translation test """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # in2out tcpn = self.statistics.get_counter( @@ -1636,9 +1626,10 @@ class TestNAT44(MethodHolder): """ NAT44 handling of client packets with TTL=1 """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # Client side - generate traffic pkts = self.create_stream_in(self.pg0, self.pg1, ttl=1) @@ -1654,9 +1645,10 @@ class TestNAT44(MethodHolder): """ NAT44 handling of server packets with TTL=1 """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # Client side - create sessions pkts = self.create_stream_in(self.pg0, self.pg1) @@ -1681,9 +1673,10 @@ class TestNAT44(MethodHolder): """ NAT44 handling of error responses to client packets with TTL=2 """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # Client side - generate traffic pkts = self.create_stream_in(self.pg0, self.pg1, ttl=2) @@ -1708,9 +1701,10 @@ class TestNAT44(MethodHolder): """ NAT44 handling of error responses to server packets with TTL=2 """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # Client side - create sessions pkts = self.create_stream_in(self.pg0, self.pg1) @@ -1743,9 +1737,10 @@ class TestNAT44(MethodHolder): """ Ping NAT44 out interface from outside network """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) / IP(src=self.pg1.remote_ip4, dst=self.pg1.local_ip4) / @@ -1770,9 +1765,10 @@ class TestNAT44(MethodHolder): """ Ping internal host from outside network """ self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # out2in pkt = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) / @@ -1799,15 +1795,18 @@ class TestNAT44(MethodHolder): def test_forwarding(self): """ NAT44 forwarding test """ - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat44_forwarding_enable_disable(1) real_ip = self.pg0.remote_ip4n - alias_ip = self.nat_addr_n + alias_ip = self.nat_addr + flags = self.config_flags.NAT_IS_ADDR_ONLY self.vapi.nat44_add_del_static_mapping(local_ip=real_ip, - external_ip=alias_ip) + external_ip=alias_ip, + flags=flags) try: # static mapping match @@ -1852,9 +1851,10 @@ class TestNAT44(MethodHolder): finally: self.vapi.nat44_forwarding_enable_disable(0) + flags = self.config_flags.NAT_IS_ADDR_ONLY self.vapi.nat44_add_del_static_mapping(local_ip=real_ip, external_ip=alias_ip, - is_add=0) + is_add=0, flags=flags) def test_static_in(self): """ 1:1 NAT initialized from inside network """ @@ -1865,9 +1865,10 @@ class TestNAT44(MethodHolder): self.icmp_id_out = 6305 self.nat44_add_static_mapping(self.pg0.remote_ip4, nat_ip) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) sm = self.vapi.nat44_static_mapping_dump() self.assertEqual(len(sm), 1) self.assertEqual((sm[0].tag).split(b'\0', 1)[0], b'') @@ -1901,9 +1902,10 @@ class TestNAT44(MethodHolder): tag = b"testTAG" self.nat44_add_static_mapping(self.pg0.remote_ip4, nat_ip, tag=tag) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) sm = self.vapi.nat44_static_mapping_dump() self.assertEqual(len(sm), 1) self.assertEqual((sm[0].tag).split(b'\0', 1)[0], tag) @@ -1941,9 +1943,10 @@ class TestNAT44(MethodHolder): self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr, self.icmp_id_in, self.icmp_id_out, proto=IP_PROTOS.icmp) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # in2out pkts = self.create_stream_in(self.pg0, self.pg1) @@ -1978,9 +1981,10 @@ class TestNAT44(MethodHolder): self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr, self.icmp_id_in, self.icmp_id_out, proto=IP_PROTOS.icmp) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # out2in pkts = self.create_stream_out(self.pg1) @@ -2011,10 +2015,12 @@ class TestNAT44(MethodHolder): vrf_id=10) self.nat44_add_static_mapping(self.pg0.remote_ip4, nat_ip2, vrf_id=10) - self.vapi.nat44_interface_add_del_feature(self.pg3.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg3.sw_if_index) + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index, + flags=flags) # inside interface VRF match NAT44 static mapping VRF pkts = self.create_stream_in(self.pg4, self.pg3) @@ -2040,9 +2046,10 @@ class TestNAT44(MethodHolder): self.icmp_id_out = 6305 self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # dynamic pkts = self.create_stream_in(self.pg0, self.pg1) @@ -2065,11 +2072,13 @@ class TestNAT44(MethodHolder): def test_identity_nat(self): """ Identity NAT """ - - self.vapi.nat44_add_del_identity_mapping(ip=self.pg0.remote_ip4n) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_ADDR_ONLY + self.vapi.nat44_add_del_identity_mapping(ip=self.pg0.remote_ip4n, + flags=flags) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) / IP(src=self.pg1.remote_ip4, dst=self.pg0.remote_ip4) / @@ -2093,8 +2102,9 @@ class TestNAT44(MethodHolder): sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0) self.assertEqual(len(sessions), 0) + flags = self.config_flags.NAT_IS_ADDR_ONLY self.vapi.nat44_add_del_identity_mapping(ip=self.pg0.remote_ip4n, - vrf_id=1) + flags=flags, vrf_id=1) identity_mappings = self.vapi.nat44_identity_mapping_dump() self.assertEqual(len(identity_mappings), 2) @@ -2102,10 +2112,12 @@ class TestNAT44(MethodHolder): """ NAT44 multiple non-overlapping address space inside interfaces """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg3.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg3.sw_if_index) # between two NAT44 inside interfaces (no translation) pkts = self.create_stream_in(self.pg0, self.pg1) @@ -2160,11 +2172,14 @@ class TestNAT44(MethodHolder): static_nat_ip = "10.0.0.10" self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg3.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg5.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg3.sw_if_index) + self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg5.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index, + flags=flags) self.nat44_add_static_mapping(self.pg6.remote_ip4, static_nat_ip, vrf_id=20) @@ -2234,9 +2249,9 @@ class TestNAT44(MethodHolder): sessions = self.vapi.nat44_user_session_dump(self.pg5.remote_ip4n, 10) self.assertEqual(len(sessions), 3) for session in sessions: - self.assertFalse(session.is_static) - self.assertEqual(session.inside_ip_address[0:4], - self.pg5.remote_ip4n) + self.assertFalse(session.flags & self.config_flags.NAT_IS_STATIC) + self.assertEqual(str(session.inside_ip_address), + self.pg5.remote_ip4) self.assertEqual(session.outside_ip_address, addresses[0].ip_address) self.assertEqual(sessions[0].protocol, IP_PROTOS.tcp) @@ -2279,15 +2294,16 @@ class TestNAT44(MethodHolder): self.assertTrue(session.protocol in [IP_PROTOS.tcp, IP_PROTOS.udp, IP_PROTOS.icmp]) - self.assertFalse(session.ext_host_valid) + self.assertFalse(session.flags & + self.config_flags.NAT_IS_EXT_HOST_VALID) # pg4 session dump sessions = self.vapi.nat44_user_session_dump(self.pg4.remote_ip4n, 10) self.assertGreaterEqual(len(sessions), 4) for session in sessions: - self.assertFalse(session.is_static) - self.assertEqual(session.inside_ip_address[0:4], - self.pg4.remote_ip4n) + self.assertFalse(session.flags & self.config_flags.NAT_IS_STATIC) + self.assertEqual(str(session.inside_ip_address), + self.pg4.remote_ip4) self.assertEqual(session.outside_ip_address, addresses[0].ip_address) @@ -2295,11 +2311,11 @@ class TestNAT44(MethodHolder): sessions = self.vapi.nat44_user_session_dump(self.pg6.remote_ip4n, 20) self.assertGreaterEqual(len(sessions), 3) for session in sessions: - self.assertTrue(session.is_static) - self.assertEqual(session.inside_ip_address[0:4], - self.pg6.remote_ip4n) - self.assertEqual(session.outside_ip_address, - socket.inet_pton(socket.AF_INET, static_nat_ip)) + self.assertTrue(session.flags & self.config_flags.NAT_IS_STATIC) + self.assertEqual(str(session.inside_ip_address), + self.pg6.remote_ip4) + self.assertEqual(str(session.outside_ip_address), + static_nat_ip) self.assertTrue(session.inside_port in [self.tcp_port_in, self.udp_port_in, self.icmp_id_in]) @@ -2315,9 +2331,11 @@ class TestNAT44(MethodHolder): server_out_port = 8765 self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) + # add static mapping for server self.nat44_add_static_mapping(server.ip4, self.nat_addr, server_in_port, server_out_port, @@ -2378,9 +2396,10 @@ class TestNAT44(MethodHolder): server_udp_port = 20 self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # add static mapping for servers self.nat44_add_static_mapping(server1.ip4, server1_nat_ip) @@ -2536,9 +2555,10 @@ class TestNAT44(MethodHolder): """ MAX translations per user - recycle the least recently used """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # get maximum number of translations per user nat44_config = self.vapi.nat_show_config() @@ -2595,7 +2615,7 @@ class TestNAT44(MethodHolder): self.pg7.config_ip4() addresses = self.vapi.nat44_address_dump() self.assertEqual(1, len(addresses)) - self.assertEqual(addresses[0].ip_address[0:4], self.pg7.local_ip4n) + self.assertEqual(str(addresses[0].ip_address), self.pg7.local_ip4) # remove interface address and check NAT address pool self.pg7.unconfig_ip4() @@ -2626,8 +2646,8 @@ class TestNAT44(MethodHolder): resolved = False for sm in static_mappings: if sm.external_sw_if_index == 0xFFFFFFFF: - self.assertEqual(sm.external_ip_address[0:4], - self.pg7.local_ip4n) + self.assertEqual(str(sm.external_ip_address), + self.pg7.local_ip4) self.assertEqual((sm.tag).split(b'\0', 1)[0], tag) resolved = True self.assertTrue(resolved) @@ -2647,8 +2667,8 @@ class TestNAT44(MethodHolder): resolved = False for sm in static_mappings: if sm.external_sw_if_index == 0xFFFFFFFF: - self.assertEqual(sm.external_ip_address[0:4], - self.pg7.local_ip4n) + self.assertEqual(str(sm.external_ip_address), + self.pg7.local_ip4) self.assertEqual((sm.tag).split(b'\0', 1)[0], tag) resolved = True self.assertTrue(resolved) @@ -2670,8 +2690,7 @@ class TestNAT44(MethodHolder): self.vapi.nat44_add_del_identity_mapping( sw_if_index=self.pg7.sw_if_index, port=port, - protocol=IP_PROTOS.tcp, - addr_only=0) + protocol=IP_PROTOS.tcp) # identity mappings with external interface identity_mappings = self.vapi.nat44_identity_mapping_dump() @@ -2686,8 +2705,8 @@ class TestNAT44(MethodHolder): self.assertEqual(2, len(identity_mappings)) for sm in identity_mappings: if sm.sw_if_index == 0xFFFFFFFF: - self.assertEqual(identity_mappings[0].ip_address, - self.pg7.local_ip4n) + self.assertEqual(str(identity_mappings[0].ip_address), + self.pg7.local_ip4) self.assertEqual(port, identity_mappings[0].port) self.assertEqual(IP_PROTOS.tcp, identity_mappings[0].protocol) resolved = True @@ -2707,9 +2726,10 @@ class TestNAT44(MethodHolder): collector_port = 30303 bind_layers(UDP, IPFIX, dport=30303) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n, src_address=self.pg3.local_ip4n, path_mtu=512, @@ -2747,9 +2767,10 @@ class TestNAT44(MethodHolder): def test_ipfix_addr_exhausted(self): """ IPFIX logging NAT addresses exhausted """ - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n, src_address=self.pg3.local_ip4n, path_mtu=512, @@ -2789,9 +2810,10 @@ class TestNAT44(MethodHolder): def test_ipfix_max_sessions(self): """ IPFIX logging maximum session entries exceeded """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) nat44_config = self.vapi.nat_show_config() max_sessions = 10 * nat44_config.translation_buckets @@ -2848,9 +2870,10 @@ class TestNAT44(MethodHolder): self.vapi.syslog_set_filter(SYSLOG_SEVERITY.INFO) self.vapi.syslog_set_sender(self.pg3.local_ip4n, self.pg3.remote_ip4n) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) / IP(src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4) / @@ -2873,9 +2896,10 @@ class TestNAT44(MethodHolder): """ NAT44 add pool addresses to FIB """ static_addr = '10.0.0.10' self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.nat44_add_static_mapping(self.pg0.remote_ip4, static_addr) # NAT44 address @@ -2951,10 +2975,12 @@ class TestNAT44(MethodHolder): self.nat44_add_address(nat_ip1, vrf_id=vrf_id1) self.nat44_add_address(nat_ip2, vrf_id=vrf_id2) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg2.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg2.sw_if_index) try: # first VRF @@ -2993,10 +3019,12 @@ class TestNAT44(MethodHolder): self.nat44_add_address(nat_ip1) self.nat44_add_address(nat_ip2, vrf_id=99) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg2.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg2.sw_if_index) # first VRF pkts = self.create_stream_in(self.pg0, self.pg2) @@ -3040,9 +3068,10 @@ class TestNAT44(MethodHolder): next_hop_sw_if_index=self.pg8.sw_if_index) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg7.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg8.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg7.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg8.sw_if_index) # in2out pkts = self.create_stream_in(self.pg7, self.pg8) @@ -3086,9 +3115,10 @@ class TestNAT44(MethodHolder): next_hop_sw_if_index=self.pg8.sw_if_index) self.nat44_add_static_mapping(self.pg7.remote_ip4, self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg7.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg8.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg7.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg8.sw_if_index) # out2in pkts = self.create_stream_out(self.pg8) @@ -3145,9 +3175,10 @@ class TestNAT44(MethodHolder): self.nat44_add_static_mapping(self.pg7.remote_ip4, self.nat_addr, self.icmp_id_in, self.icmp_id_out, proto=IP_PROTOS.icmp) - self.vapi.nat44_interface_add_del_feature(self.pg7.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg8.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg7.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg8.sw_if_index) # out2in pkts = self.create_stream_out(self.pg8) @@ -3169,9 +3200,10 @@ class TestNAT44(MethodHolder): """ 1:1 NAT translate packet with unknown protocol """ nat_ip = "10.0.0.10" self.nat44_add_static_mapping(self.pg0.remote_ip4, nat_ip) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # in2out p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) / @@ -3224,9 +3256,10 @@ class TestNAT44(MethodHolder): self.nat44_add_static_mapping(host.ip4, host_nat_ip) self.nat44_add_static_mapping(server.ip4, server_nat_ip) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # host to server p = (Ether(dst=self.pg0.local_mac, src=host.mac) / @@ -3271,10 +3304,12 @@ class TestNAT44(MethodHolder): def test_output_feature(self): """ NAT44 interface output feature (in2out postrouting) """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_output_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) - self.vapi.nat44_interface_add_del_output_feature(self.pg3.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_output_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg3.sw_if_index) # in2out pkts = self.create_stream_in(self.pg0, self.pg3) @@ -3318,10 +3353,12 @@ class TestNAT44(MethodHolder): self.nat44_add_address(nat_ip_vrf10, vrf_id=10) self.nat44_add_address(nat_ip_vrf20, vrf_id=20) - self.vapi.nat44_interface_add_del_output_feature(self.pg4.sw_if_index) - self.vapi.nat44_interface_add_del_output_feature(self.pg6.sw_if_index) - self.vapi.nat44_interface_add_del_output_feature(self.pg3.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_output_feature(self.pg4.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg6.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg3.sw_if_index) # in2out VRF 10 pkts = self.create_stream_in(self.pg4, self.pg3) @@ -3365,9 +3402,10 @@ class TestNAT44(MethodHolder): server_out_port = 8765 self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_output_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_output_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) # add static mapping for server self.nat44_add_static_mapping(server.ip4, self.nat_addr, @@ -3424,9 +3462,10 @@ class TestNAT44(MethodHolder): external_port = 0 self.nat44_add_address(self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg9.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg9.sw_if_index, - is_inside=0) + flags=flags) # in2out p = (Ether(src=self.pg9.remote_mac, dst=self.pg9.local_mac) / @@ -3479,9 +3518,10 @@ class TestNAT44(MethodHolder): def test_del_session(self): """ Delete NAT44 session """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) pkts = self.create_stream_in(self.pg0, self.pg1) self.pg0.add_stream(pkts) @@ -3494,18 +3534,19 @@ class TestNAT44(MethodHolder): self.vapi.nat44_del_session(sessions[0].inside_ip_address, sessions[0].inside_port, - sessions[0].protocol) + sessions[0].protocol, + flags=self.config_flags.NAT_IS_INSIDE) self.vapi.nat44_del_session(sessions[1].outside_ip_address, sessions[1].outside_port, - sessions[1].protocol, - is_in=0) + sessions[1].protocol) sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0) self.assertEqual(nsessions - len(sessions), 2) self.vapi.nat44_del_session(sessions[0].inside_ip_address, sessions[0].inside_port, - sessions[0].protocol) + sessions[0].protocol, + flags=self.config_flags.NAT_IS_INSIDE) self.verify_no_nat44_user() @@ -3530,9 +3571,10 @@ class TestNAT44(MethodHolder): """ NAT44 translate fragments arriving in order """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.frag_in_order(proto=IP_PROTOS.tcp) self.frag_in_order(proto=IP_PROTOS.udp) @@ -3541,9 +3583,10 @@ class TestNAT44(MethodHolder): def test_frag_forwarding(self): """ NAT44 forwarding fragment test """ self.vapi.nat44_add_del_interface_addr(self.pg1.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat44_forwarding_enable_disable(1) data = b"A" * 16 + b"B" * 16 + b"C" * 3 @@ -3573,9 +3616,10 @@ class TestNAT44(MethodHolder): self.server_out_port = random.randint(1025, 65535) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # add static mapping for server self.nat44_add_static_mapping(self.server.ip4, self.nat_addr, self.server_in_port, @@ -3595,9 +3639,10 @@ class TestNAT44(MethodHolder): """ NAT44 translate fragments arriving out of order """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.frag_out_of_order(proto=IP_PROTOS.tcp) self.frag_out_of_order(proto=IP_PROTOS.udp) @@ -3606,9 +3651,10 @@ class TestNAT44(MethodHolder): def test_port_restricted(self): """ Port restricted NAT44 (MAP-E CE) """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_set_addr_and_port_alloc_alg(alg=1, psid_offset=6, psid_length=6, @@ -3638,9 +3684,10 @@ class TestNAT44(MethodHolder): def test_port_range(self): """ External address port range """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_set_addr_and_port_alloc_alg(alg=2, start_port=1025, end_port=1027) @@ -3663,9 +3710,10 @@ class TestNAT44(MethodHolder): def test_ipfix_max_frags(self): """ IPFIX logging maximum fragments pending reassembly exceeded """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_set_reass(max_frag=1) self.vapi.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n, src_address=self.pg3.local_ip4n, @@ -3725,11 +3773,11 @@ class TestNAT44(MethodHolder): self.pg2.resolve_arp() self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_feature(self.pg2.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) + self.vapi.nat44_interface_add_del_feature(self.pg2.sw_if_index) try: # first VRF @@ -3780,9 +3828,10 @@ class TestNAT44(MethodHolder): def test_session_timeout(self): """ NAT44 session timeouts """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_set_timeouts(udp=5) max_sessions = 1000 @@ -3821,9 +3870,10 @@ class TestNAT44(MethodHolder): def test_mss_clamping(self): """ TCP MSS clamping """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) p = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) / IP(src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4) / @@ -3858,9 +3908,10 @@ class TestNAT44(MethodHolder): def test_ha_send(self): """ Send HA session synchronization events (active) """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_ha_set_listener(self.pg3.local_ip4, port=12345) self.vapi.nat_ha_set_failover(self.pg3.remote_ip4, port=12346) bind_layers(UDP, HANATStateSync, sport=12345) @@ -3913,8 +3964,10 @@ class TestNAT44(MethodHolder): # delete one session self.pg_enable_capture(self.pg_interfaces) - self.vapi.nat44_del_session(self.pg0.remote_ip4n, self.tcp_port_in, - IP_PROTOS.tcp) + self.vapi.nat44_del_session(self.pg0.remote_ip4n, + self.tcp_port_in, + IP_PROTOS.tcp, + flags=self.config_flags.NAT_IS_INSIDE) self.vapi.nat_ha_flush() stats = self.statistics.get_counter('/nat44/ha/del-event-send') self.assertEqual(stats[0][0], 1) @@ -3985,9 +4038,10 @@ class TestNAT44(MethodHolder): def test_ha_recv(self): """ Receive HA session synchronization events (passive) """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_ha_set_listener(self.pg3.local_ip4, port=12345) bind_layers(UDP, HANATStateSync, sport=12345) @@ -4040,14 +4094,17 @@ class TestNAT44(MethodHolder): self.assertEqual(sessions[0][0], 2) users = self.vapi.nat44_user_dump() self.assertEqual(len(users), 1) - self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n) + self.assertEqual(str(users[0].ip_address), + self.pg0.remote_ip4) # there should be 2 sessions created by HA sessions = self.vapi.nat44_user_session_dump(users[0].ip_address, users[0].vrf_id) self.assertEqual(len(sessions), 2) for session in sessions: - self.assertEqual(session.inside_ip_address, self.pg0.remote_ip4n) - self.assertEqual(session.outside_ip_address, self.nat_addr_n) + self.assertEqual(str(session.inside_ip_address), + self.pg0.remote_ip4) + self.assertEqual(str(session.outside_ip_address), + self.nat_addr) self.assertIn(session.inside_port, [self.tcp_port_in, self.udp_port_in]) self.assertIn(session.outside_port, @@ -4084,7 +4141,8 @@ class TestNAT44(MethodHolder): self.assertEqual(hanat.version, 1) users = self.vapi.nat44_user_dump() self.assertEqual(len(users), 1) - self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n) + self.assertEqual(str(users[0].ip_address), + self.pg0.remote_ip4) # now we should have only 1 session, 1 deleted by HA sessions = self.vapi.nat44_user_session_dump(users[0].ip_address, users[0].vrf_id) @@ -4125,7 +4183,8 @@ class TestNAT44(MethodHolder): self.assertEqual(hanat.version, 1) users = self.vapi.nat44_user_dump() self.assertEqual(len(users), 1) - self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n) + self.assertEqual(str(users[0].ip_address), + self.pg0.remote_ip4) sessions = self.vapi.nat44_user_session_dump(users[0].ip_address, users[0].vrf_id) self.assertEqual(len(sessions), 1) @@ -4198,7 +4257,6 @@ class TestNAT44EndpointDependent(MethodHolder): cls.icmp_id_in = 6305 cls.icmp_id_out = 6305 cls.nat_addr = '10.0.0.3' - cls.nat_addr_n = socket.inet_pton(socket.AF_INET, cls.nat_addr) cls.ipfix_src_port = 4739 cls.ipfix_domain_id = 1 cls.tcp_external_port = 80 @@ -4288,47 +4346,52 @@ class TestNAT44EndpointDependent(MethodHolder): def test_frag_in_order(self): """ NAT44 translate fragments arriving in order """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.frag_in_order(proto=IP_PROTOS.tcp) self.frag_in_order(proto=IP_PROTOS.udp) self.frag_in_order(proto=IP_PROTOS.icmp) def test_frag_in_order_dont_translate(self): """ NAT44 don't translate fragments arriving in order """ - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat44_forwarding_enable_disable(enable=True) self.frag_in_order(proto=IP_PROTOS.tcp, dont_translate=True) def test_frag_out_of_order(self): """ NAT44 translate fragments arriving out of order """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.frag_out_of_order(proto=IP_PROTOS.tcp) self.frag_out_of_order(proto=IP_PROTOS.udp) self.frag_out_of_order(proto=IP_PROTOS.icmp) def test_frag_out_of_order_dont_translate(self): """ NAT44 don't translate fragments arriving out of order """ - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat44_forwarding_enable_disable(enable=True) self.frag_out_of_order(proto=IP_PROTOS.tcp, dont_translate=True) def test_frag_in_order_in_plus_out(self): """ in+out interface fragments in order """ + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_inside=0) + flags=flags) self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) self.server = self.pg1.remote_hosts[0] @@ -4362,12 +4425,13 @@ class TestNAT44EndpointDependent(MethodHolder): def test_frag_out_of_order_in_plus_out(self): """ in+out interface fragments out of order """ + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_inside=0) + flags=flags) self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) self.server = self.pg1.remote_hosts[0] @@ -4407,9 +4471,10 @@ class TestNAT44EndpointDependent(MethodHolder): self.server_out_port = random.randint(1025, 65535) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # add static mapping for server self.nat44_add_static_mapping(self.server.ip4, self.nat_addr, self.server_in_port, @@ -4429,9 +4494,10 @@ class TestNAT44EndpointDependent(MethodHolder): """ NAT44 dynamic translation test """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) nat_config = self.vapi.nat_show_config() self.assertEqual(1, nat_config.endpoint_dependent) @@ -4500,15 +4566,18 @@ class TestNAT44EndpointDependent(MethodHolder): def test_forwarding(self): """ NAT44 forwarding test """ - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat44_forwarding_enable_disable(1) - real_ip = self.pg0.remote_ip4n - alias_ip = self.nat_addr_n + real_ip = self.pg0.remote_ip4 + alias_ip = self.nat_addr + flags = self.config_flags.NAT_IS_ADDR_ONLY self.vapi.nat44_add_del_static_mapping(local_ip=real_ip, - external_ip=alias_ip) + external_ip=alias_ip, + flags=flags) try: # in2out - static mapping match @@ -4554,11 +4623,14 @@ class TestNAT44EndpointDependent(MethodHolder): user = self.pg0.remote_hosts[1] sessions = self.vapi.nat44_user_session_dump(user.ip4n, 0) self.assertEqual(len(sessions), 3) - self.assertTrue(sessions[0].ext_host_valid) + self.assertTrue(sessions[0].flags & + self.config_flags.NAT_IS_EXT_HOST_VALID) self.vapi.nat44_del_session( sessions[0].inside_ip_address, sessions[0].inside_port, sessions[0].protocol, + flags=(self.config_flags.NAT_IS_INSIDE | + self.config_flags.NAT_IS_EXT_HOST_VALID), ext_host_address=sessions[0].ext_host_address, ext_host_port=sessions[0].ext_host_port) sessions = self.vapi.nat44_user_session_dump(user.ip4n, 0) @@ -4566,13 +4638,14 @@ class TestNAT44EndpointDependent(MethodHolder): finally: self.vapi.nat44_forwarding_enable_disable(0) + flags = self.config_flags.NAT_IS_ADDR_ONLY self.vapi.nat44_add_del_static_mapping(local_ip=real_ip, external_ip=alias_ip, - is_add=0) + is_add=0, flags=flags) def test_static_lb(self): """ NAT44 local service load balancing """ - external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr) + external_addr_n = self.nat_addr external_port = 80 local_port = 8080 server1 = self.pg0.remote_hosts[0] @@ -4593,9 +4666,10 @@ class TestNAT44EndpointDependent(MethodHolder): IP_PROTOS.tcp, local_num=len(locals), locals=locals) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # from client to service p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) / @@ -4642,11 +4716,14 @@ class TestNAT44EndpointDependent(MethodHolder): sessions = self.vapi.nat44_user_session_dump(server.ip4n, 0) self.assertEqual(len(sessions), 1) - self.assertTrue(sessions[0].ext_host_valid) + self.assertTrue(sessions[0].flags & + self.config_flags.NAT_IS_EXT_HOST_VALID) self.vapi.nat44_del_session( sessions[0].inside_ip_address, sessions[0].inside_port, sessions[0].protocol, + flags=(self.config_flags.NAT_IS_INSIDE | + self.config_flags.NAT_IS_EXT_HOST_VALID), ext_host_address=sessions[0].ext_host_address, ext_host_port=sessions[0].ext_host_port) sessions = self.vapi.nat44_user_session_dump(server.ip4n, 0) @@ -4656,7 +4733,7 @@ class TestNAT44EndpointDependent(MethodHolder): def test_static_lb_multi_clients(self): """ NAT44 local service load balancing - multiple clients""" - external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr) + external_addr = self.nat_addr external_port = 80 local_port = 8080 server1 = self.pg0.remote_hosts[0] @@ -4673,14 +4750,15 @@ class TestNAT44EndpointDependent(MethodHolder): 'vrf_id': 0}] self.nat44_add_address(self.nat_addr) - self.vapi.nat44_add_del_lb_static_mapping(external_addr_n, + self.vapi.nat44_add_del_lb_static_mapping(external_addr, external_port, IP_PROTOS.tcp, local_num=len(locals), locals=locals) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) server1_n = 0 server2_n = 0 @@ -4703,7 +4781,7 @@ class TestNAT44EndpointDependent(MethodHolder): self.assertGreater(server1_n, server2_n) # add new back-end - self.vapi.nat44_lb_static_mapping_add_del_local(external_addr_n, + self.vapi.nat44_lb_static_mapping_add_del_local(external_addr, external_port, server3.ip4n, local_port, @@ -4736,7 +4814,7 @@ class TestNAT44EndpointDependent(MethodHolder): self.assertGreater(server3_n, 0) # remove one back-end - self.vapi.nat44_lb_static_mapping_add_del_local(external_addr_n, + self.vapi.nat44_lb_static_mapping_add_del_local(external_addr, external_port, server2.ip4n, local_port, @@ -4763,7 +4841,7 @@ class TestNAT44EndpointDependent(MethodHolder): def test_static_lb_2(self): """ NAT44 local service load balancing (asymmetrical rule) """ - external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr) + external_addr = self.nat_addr external_port = 80 local_port = 8080 server1 = self.pg0.remote_hosts[0] @@ -4779,15 +4857,17 @@ class TestNAT44EndpointDependent(MethodHolder): 'vrf_id': 0}] self.vapi.nat44_forwarding_enable_disable(1) - self.vapi.nat44_add_del_lb_static_mapping(external_addr_n, + flags = self.config_flags.NAT_IS_OUT2IN_ONLY + self.vapi.nat44_add_del_lb_static_mapping(external_addr, external_port, IP_PROTOS.tcp, - out2in_only=1, local_num=len(locals), - locals=locals) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + locals=locals, + flags=flags) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # from client to service p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) / @@ -4873,7 +4953,7 @@ class TestNAT44EndpointDependent(MethodHolder): def test_lb_affinity(self): """ NAT44 local service load balancing affinity """ - external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr) + external_addr = self.nat_addr external_port = 80 local_port = 8080 server1 = self.pg0.remote_hosts[0] @@ -4889,15 +4969,16 @@ class TestNAT44EndpointDependent(MethodHolder): 'vrf_id': 0}] self.nat44_add_address(self.nat_addr) - self.vapi.nat44_add_del_lb_static_mapping(external_addr_n, + self.vapi.nat44_add_del_lb_static_mapping(external_addr, external_port, IP_PROTOS.tcp, affinity=10800, local_num=len(locals), locals=locals) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) / IP(src=self.pg1.remote_ip4, dst=self.nat_addr) / @@ -4908,14 +4989,16 @@ class TestNAT44EndpointDependent(MethodHolder): capture = self.pg0.get_capture(1) backend = capture[0][IP].dst - sessions = self.vapi.nat44_user_session_dump( - socket.inet_pton(socket.AF_INET, backend), 0) + sessions = self.vapi.nat44_user_session_dump(backend, 0) self.assertEqual(len(sessions), 1) - self.assertTrue(sessions[0].ext_host_valid) + self.assertTrue(sessions[0].flags & + self.config_flags.NAT_IS_EXT_HOST_VALID) self.vapi.nat44_del_session( sessions[0].inside_ip_address, sessions[0].inside_port, sessions[0].protocol, + flags=(self.config_flags.NAT_IS_INSIDE | + self.config_flags.NAT_IS_EXT_HOST_VALID), ext_host_address=sessions[0].ext_host_address, ext_host_port=sessions[0].ext_host_port) @@ -4935,9 +5018,10 @@ class TestNAT44EndpointDependent(MethodHolder): def test_unknown_proto(self): """ NAT44 translate packet with unknown protocol """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # in2out p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) / @@ -4996,9 +5080,10 @@ class TestNAT44EndpointDependent(MethodHolder): server_nat_ip = "10.0.0.11" self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # add static mapping for server self.nat44_add_static_mapping(server.ip4, server_nat_ip) @@ -5059,15 +5144,18 @@ class TestNAT44EndpointDependent(MethodHolder): self.vapi.nat44_forwarding_enable_disable(1) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_add_del_identity_mapping(ip=self.pg1.remote_ip4n) + flags = self.config_flags.NAT_IS_ADDR_ONLY + self.vapi.nat44_add_del_identity_mapping(ip=self.pg1.remote_ip4n, + flags=flags) + flags = self.config_flags.NAT_IS_OUT2IN_ONLY self.nat44_add_static_mapping(self.pg0.remote_ip4, external_addr, local_port, external_port, - proto=IP_PROTOS.tcp, out2in_only=1) + proto=IP_PROTOS.tcp, flags=flags) + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) # from client to service p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) / @@ -5133,8 +5221,7 @@ class TestNAT44EndpointDependent(MethodHolder): """ NAT44 interface output feature and service host direct access """ self.vapi.nat44_forwarding_enable_disable(1) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, - is_inside=0) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) # session initiated from service host - translate pkts = self.create_stream_in(self.pg0, self.pg1) @@ -5180,14 +5267,15 @@ class TestNAT44EndpointDependent(MethodHolder): self.vapi.nat44_forwarding_enable_disable(1) self.nat44_add_address(self.nat_addr) + flags = self.config_flags.NAT_IS_OUT2IN_ONLY self.nat44_add_static_mapping(self.pg1.remote_ip4, external_addr, local_port, external_port, - proto=IP_PROTOS.tcp, out2in_only=1) + proto=IP_PROTOS.tcp, flags=flags) + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) p = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) / IP(src=self.pg0.remote_ip4, dst=external_addr) / @@ -5238,12 +5326,13 @@ class TestNAT44EndpointDependent(MethodHolder): self.vapi.nat44_forwarding_enable_disable(1) self.nat44_add_address(twice_nat_addr, twice_nat=1) + flags = (self.config_flags.NAT_IS_OUT2IN_ONLY | + self.config_flags.NAT_IS_SELF_TWICE_NAT) self.nat44_add_static_mapping(self.pg6.remote_ip4, self.pg1.remote_ip4, local_port, external_port, - proto=IP_PROTOS.tcp, out2in_only=1, - self_twice_nat=1, vrf_id=1) - self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index, - is_inside=0) + proto=IP_PROTOS.tcp, vrf_id=1, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index) p = (Ether(src=self.pg6.remote_mac, dst=self.pg6.local_mac) / IP(src=self.pg6.remote_ip4, dst=self.pg1.remote_ip4) / @@ -5320,12 +5409,18 @@ class TestNAT44EndpointDependent(MethodHolder): self.nat44_add_address(self.nat_addr) self.nat44_add_address(twice_nat_addr, twice_nat=1) + + flags = 0 + if self_twice_nat: + flags |= self.config_flags.NAT_IS_SELF_TWICE_NAT + else: + flags |= self.config_flags.NAT_IS_TWICE_NAT + if not lb: self.nat44_add_static_mapping(pg0.remote_ip4, self.nat_addr, port_in, port_out, proto=IP_PROTOS.tcp, - twice_nat=int(not self_twice_nat), - self_twice_nat=int(self_twice_nat)) + flags=flags) else: locals = [{'addr': server1.ip4n, 'port': port_in1, @@ -5335,19 +5430,18 @@ class TestNAT44EndpointDependent(MethodHolder): 'port': port_in2, 'probability': 50, 'vrf_id': 0}] - out_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr) - self.vapi.nat44_add_del_lb_static_mapping(out_addr_n, + out_addr = self.nat_addr + + self.vapi.nat44_add_del_lb_static_mapping(out_addr, port_out, IP_PROTOS.tcp, - twice_nat=int( - not self_twice_nat), - self_twice_nat=int( - self_twice_nat), local_num=len(locals), - locals=locals) - self.vapi.nat44_interface_add_del_feature(pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(pg1.sw_if_index, - is_inside=0) + locals=locals, + flags=flags) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(pg1.sw_if_index) if same_pg: if not lb: @@ -5420,12 +5514,17 @@ class TestNAT44EndpointDependent(MethodHolder): if eh_translate: sessions = self.vapi.nat44_user_session_dump(server.ip4n, 0) self.assertEqual(len(sessions), 1) - self.assertTrue(sessions[0].ext_host_valid) - self.assertTrue(sessions[0].is_twicenat) + self.assertTrue(sessions[0].flags & + self.config_flags.NAT_IS_EXT_HOST_VALID) + self.assertTrue(sessions[0].flags & + self.config_flags.NAT_IS_TWICE_NAT) + self.logger.error(self.vapi.cli("show nat44 sessions detail")) self.vapi.nat44_del_session( sessions[0].inside_ip_address, sessions[0].inside_port, sessions[0].protocol, + flags=(self.config_flags.NAT_IS_INSIDE | + self.config_flags.NAT_IS_EXT_HOST_VALID), ext_host_address=sessions[0].ext_host_nat_address, ext_host_port=sessions[0].ext_host_nat_port) sessions = self.vapi.nat44_user_session_dump(server.ip4n, 0) @@ -5459,8 +5558,9 @@ class TestNAT44EndpointDependent(MethodHolder): def test_twice_nat_interface_addr(self): """ Acquire twice NAT44 addresses from interface """ + flags = self.config_flags.NAT_IS_TWICE_NAT self.vapi.nat44_add_del_interface_addr(self.pg3.sw_if_index, - twice_nat=1) + flags=flags) # no address in NAT pool adresses = self.vapi.nat44_address_dump() @@ -5470,8 +5570,9 @@ class TestNAT44EndpointDependent(MethodHolder): self.pg3.config_ip4() adresses = self.vapi.nat44_address_dump() self.assertEqual(1, len(adresses)) - self.assertEqual(adresses[0].ip_address[0:4], self.pg3.local_ip4n) - self.assertEqual(adresses[0].twice_nat, 1) + self.assertEqual(str(adresses[0].ip_address), + self.pg3.local_ip4) + self.assertEqual(adresses[0].flags, flags) # remove interface address and check NAT address pool self.pg3.unconfig_ip4() @@ -5485,18 +5586,19 @@ class TestNAT44EndpointDependent(MethodHolder): twice_nat_addr = '10.0.1.3' service_ip = '192.168.16.150' self.nat44_add_address(twice_nat_addr, twice_nat=1) + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) + flags = (self.config_flags.NAT_IS_OUT2IN_ONLY | + self.config_flags.NAT_IS_TWICE_NAT) self.nat44_add_static_mapping(self.pg0.remote_ip4, service_ip, 80, 80, proto=IP_PROTOS.tcp, - out2in_only=1, - twice_nat=1) + flags=flags) sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0) start_sessnum = len(sessions) @@ -5564,15 +5666,17 @@ class TestNAT44EndpointDependent(MethodHolder): """ Close TCP session from inside network """ self.tcp_port_out = 10505 self.nat44_add_address(self.nat_addr) + flags = self.config_flags.NAT_IS_TWICE_NAT self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr, self.tcp_port_in, self.tcp_port_out, proto=IP_PROTOS.tcp, - twice_nat=1) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0) start_sessnum = len(sessions) @@ -5628,15 +5732,17 @@ class TestNAT44EndpointDependent(MethodHolder): """ Close TCP session from outside network """ self.tcp_port_out = 10505 self.nat44_add_address(self.nat_addr) + flags = self.config_flags.NAT_IS_TWICE_NAT self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr, self.tcp_port_in, self.tcp_port_out, proto=IP_PROTOS.tcp, - twice_nat=1) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0) start_sessnum = len(sessions) @@ -5682,15 +5788,17 @@ class TestNAT44EndpointDependent(MethodHolder): """ Close TCP session from inside network """ self.tcp_port_out = 10505 self.nat44_add_address(self.nat_addr) + flags = self.config_flags.NAT_IS_TWICE_NAT self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr, self.tcp_port_in, self.tcp_port_out, proto=IP_PROTOS.tcp, - twice_nat=1) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0) start_sessnum = len(sessions) @@ -5751,13 +5859,15 @@ class TestNAT44EndpointDependent(MethodHolder): self.vapi.nat44_forwarding_enable_disable(1) self.nat44_add_address(self.nat_addr, twice_nat=1) + flags = (self.config_flags.NAT_IS_OUT2IN_ONLY | + self.config_flags.NAT_IS_TWICE_NAT) self.nat44_add_static_mapping(local_host.ip4, self.nat_addr, local_port, external_port, - proto=IP_PROTOS.tcp, out2in_only=1, - twice_nat=1) + proto=IP_PROTOS.tcp, flags=flags) + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index, - is_inside=0) + flags=flags) # from client to service p = (Ether(src=self.pg4.remote_mac, dst=self.pg4.local_mac) / @@ -5809,12 +5919,14 @@ class TestNAT44EndpointDependent(MethodHolder): local_port = 8080 self.vapi.nat44_forwarding_enable_disable(1) + flags = self.config_flags.NAT_IS_OUT2IN_ONLY self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr, local_port, external_port, - proto=IP_PROTOS.tcp, out2in_only=1) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + proto=IP_PROTOS.tcp, flags=flags) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # from client to service p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) / @@ -5932,10 +6044,8 @@ class TestNAT44EndpointDependent(MethodHolder): """ NAT44 interface output feature (in2out postrouting) """ self.vapi.nat44_forwarding_enable_disable(1) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, - is_inside=0) + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) # in2out pkts = self.create_stream_in(self.pg0, self.pg1) @@ -5962,23 +6072,28 @@ class TestNAT44EndpointDependent(MethodHolder): self.vapi.nat44_forwarding_enable_disable(1) self.nat44_add_address(self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index, - is_inside=0) + flags=flags) + self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg5.sw_if_index) self.vapi.nat44_interface_add_del_feature(self.pg5.sw_if_index, - is_inside=0) - self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index, - is_inside=0) + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index) + flags = self.config_flags.NAT_IS_OUT2IN_ONLY self.nat44_add_static_mapping(self.pg5.remote_ip4, external_addr, local_port, external_port, vrf_id=1, - proto=IP_PROTOS.tcp, out2in_only=1) + proto=IP_PROTOS.tcp, flags=flags) self.nat44_add_static_mapping( - self.pg0.remote_ip4, external_sw_if_index=self.pg0.sw_if_index, - local_port=local_port, vrf_id=0, external_port=external_port, - proto=IP_PROTOS.tcp, out2in_only=1) + self.pg0.remote_ip4, + external_sw_if_index=self.pg0.sw_if_index, + local_port=local_port, + vrf_id=0, + external_port=external_port, + proto=IP_PROTOS.tcp, + flags=flags + ) # from client to service (both VRF1) p = (Ether(src=self.pg6.remote_mac, dst=self.pg6.local_mac) / @@ -6250,9 +6365,10 @@ class TestNAT44EndpointDependent(MethodHolder): def test_session_timeout(self): """ NAT44 session timeouts """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_set_timeouts(icmp=5) max_sessions = 1000 @@ -6292,9 +6408,10 @@ class TestNAT44EndpointDependent(MethodHolder): def test_session_rst_timeout(self): """ NAT44 session RST timeouts """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.nat_set_timeouts(tcp_transitory=5) self.initiate_tcp_session(self.pg0, self.pg1) @@ -6321,16 +6438,18 @@ class TestNAT44EndpointDependent(MethodHolder): nsessions = 0 users = self.vapi.nat44_user_dump() self.assertEqual(len(users), 1) - self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n) + self.assertEqual(str(users[0].ip_address), + self.pg0.remote_ip4) self.assertEqual(users[0].nsessions, 1) @unittest.skipUnless(running_extended_tests, "part of extended tests") def test_session_limit_per_user(self): """ Maximum sessions per user limit """ self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.set_ipfix_exporter(collector_address=self.pg2.remote_ip4n, src_address=self.pg2.local_ip4n, path_mtu=512, @@ -6396,9 +6515,10 @@ class TestNAT44EndpointDependent(MethodHolder): self.vapi.syslog_set_filter(SYSLOG_SEVERITY.INFO) self.vapi.syslog_set_sender(self.pg2.local_ip4n, self.pg2.remote_ip4n) self.nat44_add_address(self.nat_addr) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) / IP(src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4) / @@ -6454,7 +6574,6 @@ class TestNAT44Out2InDPO(MethodHolder): cls.icmp_id_in = 6305 cls.icmp_id_out = 6305 cls.nat_addr = '10.0.0.3' - cls.nat_addr_n = socket.inet_pton(socket.AF_INET, cls.nat_addr) cls.dst_ip4 = '192.168.70.1' cls.create_pg_interfaces(range(2)) @@ -6503,7 +6622,9 @@ class TestNAT44Out2InDPO(MethodHolder): self.configure_xlat() - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) self.vapi.nat44_add_del_address_range(self.nat_addr_n, self.nat_addr_n) out_src_ip6 = self.compose_ip6(self.dst_ip4, self.dst_ip6_pfx, @@ -6529,7 +6650,7 @@ class TestNAT44Out2InDPO(MethodHolder): self.verify_capture_in(capture, self.pg0) finally: self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, - is_add=0) + is_add=0, flags=flags) self.vapi.nat44_add_del_address_range(self.nat_addr_n, self.nat_addr_n, is_add=0) @@ -6689,28 +6810,26 @@ class TestDeterministicNAT(MethodHolder): in_addr = '172.16.255.0' out_addr = '172.17.255.50' in_addr_t = '172.16.255.20' - in_addr_n = socket.inet_aton(in_addr) - out_addr_n = socket.inet_aton(out_addr) - in_addr_t_n = socket.inet_aton(in_addr_t) in_plen = 24 out_plen = 32 nat_config = self.vapi.nat_show_config() self.assertEqual(1, nat_config.deterministic) - self.vapi.nat_det_add_del_map(in_addr_n, in_plen, out_addr_n, out_plen) + self.vapi.nat_det_add_del_map(1, in_addr, in_plen, out_addr, out_plen) + + rep1 = self.vapi.nat_det_forward(in_addr_t) + self.assertEqual(str(rep1.out_addr), out_addr) + rep2 = self.vapi.nat_det_reverse(rep1.out_port_hi, out_addr) - rep1 = self.vapi.nat_det_forward(in_addr_t_n) - self.assertEqual(rep1.out_addr[:4], out_addr_n) - rep2 = self.vapi.nat_det_reverse(out_addr_n, rep1.out_port_hi) - self.assertEqual(rep2.in_addr[:4], in_addr_t_n) + self.assertEqual(str(rep2.in_addr), in_addr_t) deterministic_mappings = self.vapi.nat_det_map_dump() self.assertEqual(len(deterministic_mappings), 1) dsm = deterministic_mappings[0] - self.assertEqual(in_addr_n, dsm.in_addr[:4]) + self.assertEqual(in_addr, str(dsm.in_addr)) self.assertEqual(in_plen, dsm.in_plen) - self.assertEqual(out_addr_n, dsm.out_addr[:4]) + self.assertEqual(out_addr, str(dsm.out_addr)) self.assertEqual(out_plen, dsm.out_plen) self.clear_nat_det() @@ -6740,13 +6859,16 @@ class TestDeterministicNAT(MethodHolder): nat_ip = "10.0.0.10" - self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n, + self.vapi.nat_det_add_del_map(1, + self.pg0.remote_ip4n, 32, socket.inet_aton(nat_ip), 32) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # in2out pkts = self.create_stream_in(self.pg0, self.pg1) @@ -6770,21 +6892,21 @@ class TestDeterministicNAT(MethodHolder): # TCP session s = sessions[0] - self.assertEqual(s.ext_addr[:4], self.pg1.remote_ip4n) + self.assertEqual(str(s.ext_addr), self.pg1.remote_ip4) self.assertEqual(s.in_port, self.tcp_port_in) self.assertEqual(s.out_port, self.tcp_port_out) self.assertEqual(s.ext_port, self.tcp_external_port) # UDP session s = sessions[1] - self.assertEqual(s.ext_addr[:4], self.pg1.remote_ip4n) + self.assertEqual(str(s.ext_addr), self.pg1.remote_ip4) self.assertEqual(s.in_port, self.udp_port_in) self.assertEqual(s.out_port, self.udp_port_out) self.assertEqual(s.ext_port, self.udp_external_port) # ICMP session s = sessions[2] - self.assertEqual(s.ext_addr[:4], self.pg1.remote_ip4n) + self.assertEqual(str(s.ext_addr), self.pg1.remote_ip4) self.assertEqual(s.in_port, self.icmp_id_in) self.assertEqual(s.out_port, self.icmp_external_id) @@ -6798,13 +6920,15 @@ class TestDeterministicNAT(MethodHolder): host0 = self.pg0.remote_hosts[0] host1 = self.pg0.remote_hosts[1] - self.vapi.nat_det_add_del_map(host0.ip4n, + self.vapi.nat_det_add_del_map(1, + host0.ip4n, 24, socket.inet_aton(nat_ip), 32) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) # host0 to out p = (Ether(src=host0.mac, dst=self.pg0.local_mac) / @@ -6907,13 +7031,15 @@ class TestDeterministicNAT(MethodHolder): def test_tcp_session_close_detection_in(self): """ Deterministic NAT TCP session close from inside network """ - self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n, + self.vapi.nat_det_add_del_map(1, + self.pg0.remote_ip4n, 32, socket.inet_aton(self.nat_addr), 32) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.initiate_tcp_session(self.pg0, self.pg1) @@ -6969,13 +7095,15 @@ class TestDeterministicNAT(MethodHolder): def test_tcp_session_close_detection_out(self): """ Deterministic NAT TCP session close from outside network """ - self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n, + self.vapi.nat_det_add_del_map(1, + self.pg0.remote_ip4n, 32, socket.inet_aton(self.nat_addr), 32) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.initiate_tcp_session(self.pg0, self.pg1) @@ -7032,13 +7160,15 @@ class TestDeterministicNAT(MethodHolder): @unittest.skipUnless(running_extended_tests, "part of extended tests") def test_session_timeout(self): """ Deterministic NAT session timeouts """ - self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n, + self.vapi.nat_det_add_del_map(1, + self.pg0.remote_ip4n, 32, socket.inet_aton(self.nat_addr), 32) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.initiate_tcp_session(self.pg0, self.pg1) self.vapi.nat_set_timeouts(5, 5, 5, 5) @@ -7055,13 +7185,15 @@ class TestDeterministicNAT(MethodHolder): @unittest.skipUnless(running_extended_tests, "part of extended tests") def test_session_limit_per_user(self): """ Deterministic NAT maximum sessions per user limit """ - self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n, + self.vapi.nat_det_add_del_map(1, + self.pg0.remote_ip4n, 32, socket.inet_aton(self.nat_addr), 32) - self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index) - self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index, - is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat44_interface_add_del_feature(self.pg0.sw_if_index, + flags=flags) + self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index) self.vapi.set_ipfix_exporter(collector_address=self.pg2.remote_ip4n, src_address=self.pg2.local_ip4n, path_mtu=512, @@ -7130,17 +7262,17 @@ class TestDeterministicNAT(MethodHolder): self.vapi.nat_set_timeouts() deterministic_mappings = self.vapi.nat_det_map_dump() for dsm in deterministic_mappings: - self.vapi.nat_det_add_del_map(dsm.in_addr, + self.vapi.nat_det_add_del_map(0, + dsm.in_addr, dsm.in_plen, dsm.out_addr, - dsm.out_plen, - is_add=0) + dsm.out_plen) interfaces = self.vapi.nat44_interface_dump() for intf in interfaces: self.vapi.nat44_interface_add_del_feature(intf.sw_if_index, - intf.is_inside, - is_add=0) + is_add=0, + flags=intf.flags) def tearDown(self): super(TestDeterministicNAT, self).tearDown() @@ -7181,8 +7313,6 @@ class TestNAT64(MethodHolder): cls.nat_addr_n = socket.inet_pton(socket.AF_INET, cls.nat_addr) cls.vrf1_id = 10 cls.vrf1_nat_addr = '10.0.10.3' - cls.vrf1_nat_addr_n = socket.inet_pton(socket.AF_INET, - cls.vrf1_nat_addr) cls.ipfix_src_port = 4739 cls.ipfix_domain_id = 1 @@ -7228,7 +7358,8 @@ class TestNAT64(MethodHolder): def test_nat64_inside_interface_handles_neighbor_advertisement(self): """ NAT64 inside interface handles Neighbor Advertisement """ - self.vapi.nat64_add_del_interface(self.pg5.sw_if_index) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg5.sw_if_index) # Try to send ping ping = (Ether(dst=self.pg5.local_mac, src=self.pg5.remote_mac) / @@ -7279,13 +7410,13 @@ class TestNAT64(MethodHolder): def test_pool(self): """ Add/delete address to NAT64 pool """ - nat_addr = socket.inet_pton(socket.AF_INET, '1.2.3.4') + nat_addr = '1.2.3.4' self.vapi.nat64_add_del_pool_addr_range(nat_addr, nat_addr) addresses = self.vapi.nat64_pool_addr_dump() self.assertEqual(len(addresses), 1) - self.assertEqual(addresses[0].address, nat_addr) + self.assertEqual(str(addresses[0].address), nat_addr) self.vapi.nat64_add_del_pool_addr_range(nat_addr, nat_addr, is_add=0) @@ -7294,8 +7425,9 @@ class TestNAT64(MethodHolder): def test_interface(self): """ Enable/disable NAT64 feature on the interface """ - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) interfaces = self.vapi.nat64_interface_dump() self.assertEqual(len(interfaces), 2) @@ -7303,10 +7435,10 @@ class TestNAT64(MethodHolder): pg1_found = False for intf in interfaces: if intf.sw_if_index == self.pg0.sw_if_index: - self.assertEqual(intf.is_inside, 1) + self.assertEqual(intf.flags, self.config_flags.NAT_IS_INSIDE) pg0_found = True elif intf.sw_if_index == self.pg1.sw_if_index: - self.assertEqual(intf.is_inside, 0) + self.assertEqual(intf.flags, self.config_flags.NAT_IS_OUTSIDE) pg1_found = True self.assertTrue(pg0_found) self.assertTrue(pg1_found) @@ -7316,17 +7448,16 @@ class TestNAT64(MethodHolder): features = self.vapi.cli("show interface features pg1") self.assertIn('nat64-out2in', features) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index, is_add=0) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_add=0) + self.vapi.nat64_add_del_interface(0, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(0, flags, self.pg1.sw_if_index) interfaces = self.vapi.nat64_interface_dump() self.assertEqual(len(interfaces), 0) def test_static_bib(self): """ Add/delete static BIB entry """ - in_addr = socket.inet_pton(socket.AF_INET6, - '2001:db8:85a3::8a2e:370:7334') - out_addr = socket.inet_pton(socket.AF_INET, '10.1.1.3') + in_addr = '2001:db8:85a3::8a2e:370:7334' + out_addr = '10.1.1.3' in_port = 1234 out_port = 5678 proto = IP_PROTOS.tcp @@ -7339,10 +7470,10 @@ class TestNAT64(MethodHolder): bib = self.vapi.nat64_bib_dump(IP_PROTOS.tcp) static_bib_num = 0 for bibe in bib: - if bibe.is_static: + if bibe.flags & self.config_flags.NAT_IS_STATIC: static_bib_num += 1 - self.assertEqual(bibe.i_addr, in_addr) - self.assertEqual(bibe.o_addr, out_addr) + self.assertEqual(str(bibe.i_addr), in_addr) + self.assertEqual(str(bibe.o_addr), out_addr) self.assertEqual(bibe.i_port, in_port) self.assertEqual(bibe.o_port, out_port) self.assertEqual(static_bib_num, 1) @@ -7358,7 +7489,7 @@ class TestNAT64(MethodHolder): bib = self.vapi.nat64_bib_dump(IP_PROTOS.tcp) static_bib_num = 0 for bibe in bib: - if bibe.is_static: + if bibe.flags & self.config_flags.NAT_IS_STATIC: static_bib_num += 1 self.assertEqual(static_bib_num, 0) bibs = self.statistics.get_counter('/nat64/total-bibs') @@ -7390,10 +7521,11 @@ class TestNAT64(MethodHolder): ses_num_start = self.nat64_get_ses_num() - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) # in2out tcpn = self.statistics.get_counter('/err/nat64-in2out/TCP packets') @@ -7472,10 +7604,11 @@ class TestNAT64(MethodHolder): self.assertEqual(ses_num_end - ses_num_start, 3) # tenant with specific VRF - self.vapi.nat64_add_del_pool_addr_range(self.vrf1_nat_addr_n, - self.vrf1_nat_addr_n, + self.vapi.nat64_add_del_pool_addr_range(self.vrf1_nat_addr, + self.vrf1_nat_addr, vrf_id=self.vrf1_id) - self.vapi.nat64_add_del_interface(self.pg2.sw_if_index) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg2.sw_if_index) pkts = self.create_stream_in_ip6(self.pg2, self.pg1) self.pg2.add_stream(pkts) @@ -7503,23 +7636,24 @@ class TestNAT64(MethodHolder): ses_num_start = self.nat64_get_ses_num() - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) self.vapi.nat64_add_del_static_bib(self.pg0.remote_ip6n, - self.nat_addr_n, + self.nat_addr, self.tcp_port_in, self.tcp_port_out, IP_PROTOS.tcp) self.vapi.nat64_add_del_static_bib(self.pg0.remote_ip6n, - self.nat_addr_n, + self.nat_addr, self.udp_port_in, self.udp_port_out, IP_PROTOS.udp) self.vapi.nat64_add_del_static_bib(self.pg0.remote_ip6n, - self.nat_addr_n, + self.nat_addr, self.icmp_id_in, self.icmp_id_out, IP_PROTOS.icmp) @@ -7550,10 +7684,11 @@ class TestNAT64(MethodHolder): def test_session_timeout(self): """ NAT64 session timeout """ self.icmp_id_in = 1234 - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) self.vapi.nat_set_timeouts(icmp=5, tcp_transitory=5, tcp_established=5) pkts = self.create_stream_in_ip6(self.pg0, self.pg1) @@ -7576,10 +7711,11 @@ class TestNAT64(MethodHolder): self.udp_port_in = 6304 self.icmp_id_in = 6305 - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) # send some packets to create sessions pkts = self.create_stream_in_ip6(self.pg0, self.pg1) @@ -7675,18 +7811,19 @@ class TestNAT64(MethodHolder): ip = IPv6(src=''.join(['64:ff9b::', self.nat_addr])) nat_addr_ip6 = ip.src - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) self.vapi.nat64_add_del_static_bib(server.ip6n, - self.nat_addr_n, + self.nat_addr, server_tcp_in_port, server_tcp_out_port, IP_PROTOS.tcp) self.vapi.nat64_add_del_static_bib(server.ip6n, - self.nat_addr_n, + self.nat_addr, server_udp_in_port, server_udp_out_port, IP_PROTOS.udp) @@ -7786,34 +7923,34 @@ class TestNAT64(MethodHolder): def test_prefix(self): """ NAT64 Network-Specific Prefix """ - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) - self.vapi.nat64_add_del_pool_addr_range(self.vrf1_nat_addr_n, - self.vrf1_nat_addr_n, + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) + self.vapi.nat64_add_del_pool_addr_range(self.vrf1_nat_addr, + self.vrf1_nat_addr, vrf_id=self.vrf1_id) - self.vapi.nat64_add_del_interface(self.pg2.sw_if_index) + self.vapi.nat64_add_del_interface(1, flags, self.pg2.sw_if_index) # Add global prefix global_pref64 = "2001:db8::" - global_pref64_n = socket.inet_pton(socket.AF_INET6, global_pref64) global_pref64_len = 32 - self.vapi.nat64_add_del_prefix(global_pref64_n, global_pref64_len) + global_pref64_str = "{}/{}".format(global_pref64, global_pref64_len) + self.vapi.nat64_add_del_prefix(global_pref64_str) prefix = self.vapi.nat64_prefix_dump() self.assertEqual(len(prefix), 1) - self.assertEqual(prefix[0].prefix, global_pref64_n) - self.assertEqual(prefix[0].prefix_len, global_pref64_len) + self.assertEqual(prefix[0].prefix, + IPv6Network(unicode(global_pref64_str))) self.assertEqual(prefix[0].vrf_id, 0) # Add tenant specific prefix vrf1_pref64 = "2001:db8:122:300::" - vrf1_pref64_n = socket.inet_pton(socket.AF_INET6, vrf1_pref64) vrf1_pref64_len = 56 - self.vapi.nat64_add_del_prefix(vrf1_pref64_n, - vrf1_pref64_len, - vrf_id=self.vrf1_id) + vrf1_pref64_str = "{}/{}".format(vrf1_pref64, vrf1_pref64_len) + self.vapi.nat64_add_del_prefix(vrf1_pref64_str, vrf_id=self.vrf1_id) + prefix = self.vapi.nat64_prefix_dump() self.assertEqual(len(prefix), 2) @@ -7864,10 +8001,11 @@ class TestNAT64(MethodHolder): def test_unknown_proto(self): """ NAT64 translate packet with unknown protocol """ - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) remote_ip6 = self.compose_ip6(self.pg1.remote_ip4, '64:ff9b::', 96) # in2out @@ -7928,30 +8066,29 @@ class TestNAT64(MethodHolder): client_tcp_out_port = 1235 server_nat_ip = "10.0.0.100" client_nat_ip = "10.0.0.110" - server_nat_ip_n = socket.inet_pton(socket.AF_INET, server_nat_ip) - client_nat_ip_n = socket.inet_pton(socket.AF_INET, client_nat_ip) server_nat_ip6 = self.compose_ip6(server_nat_ip, '64:ff9b::', 96) client_nat_ip6 = self.compose_ip6(client_nat_ip, '64:ff9b::', 96) - self.vapi.nat64_add_del_pool_addr_range(server_nat_ip_n, - client_nat_ip_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(server_nat_ip, + client_nat_ip) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) self.vapi.nat64_add_del_static_bib(server.ip6n, - server_nat_ip_n, + server_nat_ip, server_tcp_in_port, server_tcp_out_port, IP_PROTOS.tcp) self.vapi.nat64_add_del_static_bib(server.ip6n, - server_nat_ip_n, + server_nat_ip, 0, 0, IP_PROTOS.gre) self.vapi.nat64_add_del_static_bib(client.ip6n, - client_nat_ip_n, + client_nat_ip, client_tcp_in_port, client_tcp_out_port, IP_PROTOS.tcp) @@ -8009,10 +8146,11 @@ class TestNAT64(MethodHolder): '64:ff9b::', 96) - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg3.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg3.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg3.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg3.sw_if_index) # in2out p = (Ether(src=self.pg3.remote_mac, dst=self.pg3.local_mac) / @@ -8061,10 +8199,11 @@ class TestNAT64(MethodHolder): """ NAT64 translate fragments arriving in order """ self.tcp_port_in = random.randint(1025, 65535) - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) reass = self.vapi.nat_reass_dump() reass_n_start = len(reass) @@ -8117,14 +8256,15 @@ class TestNAT64(MethodHolder): ip = IPv6(src=''.join(['64:ff9b::', self.nat_addr])) nat_addr_ip6 = ip.src - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) # add static BIB entry for server self.vapi.nat64_add_del_static_bib(server.ip6n, - self.nat_addr_n, + self.nat_addr, server_in_port, server_out_port, IP_PROTOS.tcp) @@ -8148,10 +8288,11 @@ class TestNAT64(MethodHolder): """ NAT64 translate fragments arriving out of order """ self.tcp_port_in = random.randint(1025, 65535) - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) # in2out data = b'a' * 200 @@ -8200,7 +8341,9 @@ class TestNAT64(MethodHolder): self.pg4.config_ip4() addresses = self.vapi.nat64_pool_addr_dump() self.assertEqual(len(addresses), 1) - self.assertEqual(addresses[0].address, self.pg4.local_ip4n) + + self.assertEqual(str(addresses[0].address), + self.pg4.local_ip4) # remove interface address and check NAT64 address pool self.pg4.unconfig_ip4() @@ -8216,10 +8359,11 @@ class TestNAT64(MethodHolder): '64:ff9b::', 96) - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) pkts = [] src = "" @@ -8298,10 +8442,11 @@ class TestNAT64(MethodHolder): def test_ipfix_max_frags(self): """ IPFIX logging maximum fragments pending reassembly exceeded """ - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) self.vapi.nat_set_reass(max_frag=1, is_ip6=1) self.vapi.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n, src_address=self.pg3.local_ip4n, @@ -8347,10 +8492,11 @@ class TestNAT64(MethodHolder): '64:ff9b::', 96) - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) self.vapi.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n, src_address=self.pg3.local_ip4n, path_mtu=512, @@ -8398,8 +8544,8 @@ class TestNAT64(MethodHolder): # Delete self.pg_enable_capture(self.pg_interfaces) - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n, + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr, is_add=0) self.vapi.cli("ipfix flush") # FIXME this should be an API call capture = self.pg3.get_capture(2) @@ -8432,10 +8578,11 @@ class TestNAT64(MethodHolder): '64:ff9b::', 96) - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) - self.vapi.nat64_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0) + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat64_add_del_interface(1, flags, self.pg0.sw_if_index) + self.vapi.nat64_add_del_interface(1, 0, self.pg1.sw_if_index) self.vapi.syslog_set_filter(SYSLOG_SEVERITY.INFO) self.vapi.syslog_set_sender(self.pg3.local_ip4n, self.pg3.remote_ip4n) @@ -8452,8 +8599,8 @@ class TestNAT64(MethodHolder): self.pg_enable_capture(self.pg_interfaces) self.pg_start() - self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n, + self.vapi.nat64_add_del_pool_addr_range(self.nat_addr, + self.nat_addr, is_add=0) capture = self.pg3.get_capture(1) self.verify_syslog_sess(capture[0][Raw].load, False, True) @@ -8481,17 +8628,13 @@ class TestNAT64(MethodHolder): interfaces = self.vapi.nat64_interface_dump() for intf in interfaces: - if intf.is_inside > 1: - self.vapi.nat64_add_del_interface(intf.sw_if_index, - 0, - is_add=0) - self.vapi.nat64_add_del_interface(intf.sw_if_index, - intf.is_inside, - is_add=0) + self.vapi.nat64_add_del_interface(0, + intf.flags, + intf.sw_if_index) bib = self.vapi.nat64_bib_dump(255) for bibe in bib: - if bibe.is_static: + if bibe.flags & self.config_flags.NAT_IS_STATIC: self.vapi.nat64_add_del_static_bib(bibe.i_addr, bibe.o_addr, bibe.i_port, @@ -8509,8 +8652,7 @@ class TestNAT64(MethodHolder): prefixes = self.vapi.nat64_prefix_dump() for prefix in prefixes: - self.vapi.nat64_add_del_prefix(prefix.prefix, - prefix.prefix_len, + self.vapi.nat64_add_del_prefix(str(prefix.prefix), vrf_id=prefix.vrf_id, is_add=0) @@ -8542,7 +8684,6 @@ class TestDSlite(MethodHolder): try: cls.nat_addr = '10.0.0.3' - cls.nat_addr_n = socket.inet_pton(socket.AF_INET, cls.nat_addr) cls.create_pg_interfaces(range(3)) cls.pg0.admin_up() @@ -8592,13 +8733,11 @@ class TestDSlite(MethodHolder): nat_config = self.vapi.nat_show_config() self.assertEqual(0, nat_config.dslite_ce) - self.vapi.dslite_add_del_pool_addr_range(self.nat_addr_n, - self.nat_addr_n) + self.vapi.dslite_add_del_pool_addr_range(self.nat_addr, + self.nat_addr) aftr_ip4 = '192.0.0.1' - aftr_ip4_n = socket.inet_pton(socket.AF_INET, aftr_ip4) aftr_ip6 = '2001:db8:85a3::8a2e:370:1' - aftr_ip6_n = socket.inet_pton(socket.AF_INET6, aftr_ip6) - self.vapi.dslite_set_aftr_addr(aftr_ip6_n, aftr_ip4_n) + self.vapi.dslite_set_aftr_addr(aftr_ip6, aftr_ip4) self.vapi.syslog_set_sender(self.pg2.local_ip4n, self.pg2.remote_ip4n) # UDP @@ -8770,16 +8909,13 @@ class TestDSliteCE(MethodHolder): self.assertEqual(1, nat_config.dslite_ce) b4_ip4 = '192.0.0.2' - b4_ip4_n = socket.inet_pton(socket.AF_INET, b4_ip4) b4_ip6 = '2001:db8:62aa::375e:f4c1:1' - b4_ip6_n = socket.inet_pton(socket.AF_INET6, b4_ip6) - self.vapi.dslite_set_b4_addr(b4_ip6_n, b4_ip4_n) + self.vapi.dslite_set_b4_addr(b4_ip6, b4_ip4) aftr_ip4 = '192.0.0.1' - aftr_ip4_n = socket.inet_pton(socket.AF_INET, aftr_ip4) aftr_ip6 = '2001:db8:85a3::8a2e:370:1' aftr_ip6_n = socket.inet_pton(socket.AF_INET6, aftr_ip6) - self.vapi.dslite_set_aftr_addr(aftr_ip6_n, aftr_ip4_n) + self.vapi.dslite_set_aftr_addr(aftr_ip6, aftr_ip4) self.vapi.ip_add_del_route(dst_address=aftr_ip6_n, dst_address_length=128, @@ -8853,7 +8989,6 @@ class TestNAT66(MethodHolder): try: cls.nat_addr = 'fd01:ff::2' - cls.nat_addr_n = socket.inet_pton(socket.AF_INET6, cls.nat_addr) cls.create_pg_interfaces(range(2)) cls.interfaces = list(cls.pg_interfaces) @@ -8873,10 +9008,11 @@ class TestNAT66(MethodHolder): def test_static(self): """ 1:1 NAT66 test """ - self.vapi.nat66_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat66_add_del_interface(self.pg1.sw_if_index, is_inside=0) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat66_add_del_interface(self.pg0.sw_if_index, flags=flags) + self.vapi.nat66_add_del_interface(self.pg1.sw_if_index) self.vapi.nat66_add_del_static_mapping(self.pg0.remote_ip6n, - self.nat_addr_n) + self.nat_addr) # in2out pkts = [] @@ -8946,10 +9082,11 @@ class TestNAT66(MethodHolder): def test_check_no_translate(self): """ NAT66 translate only when egress interface is outside interface """ - self.vapi.nat66_add_del_interface(self.pg0.sw_if_index) - self.vapi.nat66_add_del_interface(self.pg1.sw_if_index) + flags = self.config_flags.NAT_IS_INSIDE + self.vapi.nat66_add_del_interface(self.pg0.sw_if_index, flags=flags) + self.vapi.nat66_add_del_interface(self.pg1.sw_if_index, flags=flags) self.vapi.nat66_add_del_static_mapping(self.pg0.remote_ip6n, - self.nat_addr_n) + self.nat_addr) # in2out p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) / @@ -8974,8 +9111,8 @@ class TestNAT66(MethodHolder): interfaces = self.vapi.nat66_interface_dump() for intf in interfaces: self.vapi.nat66_add_del_interface(intf.sw_if_index, - intf.is_inside, - is_add=0) + is_add=0, + flags=intf.flags) static_mappings = self.vapi.nat66_static_mapping_dump() for sm in static_mappings: diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py index 8b637f0bd49..6b3358b2b23 100644 --- a/test/vpp_papi_provider.py +++ b/test/vpp_papi_provider.py @@ -122,23 +122,22 @@ defaultmapping = { 'mpls_tunnel_dump': {'sw_if_index': 4294967295, }, 'nat44_add_del_address_range': {'is_add': 1, 'vrf_id': 4294967295, }, 'nat44_add_del_identity_mapping': {'ip': b'0', 'sw_if_index': 4294967295, - 'addr_only': 1, 'is_add': 1, }, + 'is_add': 1, }, 'nat44_add_del_interface_addr': {'is_add': 1, }, 'nat44_add_del_lb_static_mapping': {'is_add': 1, }, 'nat44_add_del_static_mapping': {'external_sw_if_index': 4294967295, - 'addr_only': 1, 'is_add': 1, }, - 'nat44_del_session': {'is_in': 1, }, - 'nat44_interface_add_del_feature': {'is_inside': 1, 'is_add': 1, }, - 'nat44_interface_add_del_output_feature': {'is_inside': 1, 'is_add': 1, }, + 'is_add': 1, }, + 'nat44_interface_add_del_feature': {'is_add': 1, }, + 'nat44_interface_add_del_output_feature': {'is_add': 1, }, 'nat44_lb_static_mapping_add_del_local': {'is_add': 1, }, - 'nat64_add_del_interface': {'is_inside': 1, 'is_add': 1, }, + 'nat64_add_del_interface': {'is_add': 1, }, 'nat64_add_del_interface_addr': {'is_add': 1, }, 'nat64_add_del_pool_addr_range': {'vrf_id': 4294967295, 'is_add': 1, }, 'nat64_add_del_prefix': {'is_add': 1, }, 'nat64_add_del_static_bib': {'is_add': 1, }, 'nat64_bib_dump': {'protocol': 255, }, 'nat64_st_dump': {'protocol': 255, }, - 'nat66_add_del_interface': {'is_inside': 1, 'is_add': 1, }, + 'nat66_add_del_interface': {'is_add': 1, }, 'nat66_add_del_static_mapping': {'is_add': 1, }, 'nat_det_add_del_map': {'is_add': 1, }, 'nat_ha_resync': {'want_resync_event': 1, }, @@ -763,35 +762,35 @@ class VppPapiProvider(object): def nat44_interface_add_del_feature( self, sw_if_index, - is_inside=1, - is_add=1): + is_add=1, + flags=0): """Enable/disable NAT44 feature on the interface :param sw_if_index: Software index of the interface - :param is_inside: 1 if inside, 0 if outside (Default value = 1) :param is_add: 1 if add, 0 if delete (Default value = 1) + :param flags: NAT_IS_INSIDE if inside else outside """ return self.api( self.papi.nat44_interface_add_del_feature, {'is_add': is_add, - 'is_inside': is_inside, + 'flags': flags, 'sw_if_index': sw_if_index}) def nat44_interface_add_del_output_feature( self, sw_if_index, - is_inside=1, - is_add=1): + is_add=1, + flags=0): """Enable/disable NAT44 output feature on the interface :param sw_if_index: Software index of the interface - :param is_inside: 1 if inside, 0 if outside (Default value = 1) :param is_add: 1 if add, 0 if delete (Default value = 1) + :param flags: NAT_IS_INSIDE if inside else outside """ return self.api( self.papi.nat44_interface_add_del_output_feature, {'is_add': is_add, - 'is_inside': is_inside, + 'flags': flags, 'sw_if_index': sw_if_index}) def nat44_add_del_static_mapping( @@ -801,14 +800,11 @@ class VppPapiProvider(object): external_sw_if_index=0xFFFFFFFF, local_port=0, external_port=0, - addr_only=1, vrf_id=0, protocol=0, - twice_nat=0, - self_twice_nat=0, - out2in_only=0, - tag="", - is_add=1): + is_add=1, + flags=0, + tag=""): """Add/delete NAT44 static mapping :param local_ip: Local IP address @@ -816,31 +812,23 @@ class VppPapiProvider(object): :param external_sw_if_index: External interface instead of IP address :param local_port: Local port number (Default value = 0) :param external_port: External port number (Default value = 0) - :param addr_only: 1 if address only mapping, 0 if address and port :param vrf_id: VRF ID :param protocol: IP protocol (Default value = 0) - :param twice_nat: 1 if translate external host address and port - :param self_twice_nat: 1 if translate external host address and port - whenever external host address equals - local address of internal host - :param out2in_only: if 1 rule is matching only out2in direction - :param tag: Opaque string tag + :param flags: NAT configuration flags :param is_add: 1 if add, 0 if delete (Default value = 1) + :param tag: Opaque string tag """ return self.api( self.papi.nat44_add_del_static_mapping, {'is_add': is_add, - 'addr_only': addr_only, + 'flags': flags, 'local_ip_address': local_ip, 'external_ip_address': external_ip, + 'protocol': protocol, 'local_port': local_port, 'external_port': external_port, 'external_sw_if_index': external_sw_if_index, 'vrf_id': vrf_id, - 'protocol': protocol, - 'twice_nat': twice_nat, - 'self_twice_nat': self_twice_nat, - 'out2in_only': out2in_only, 'tag': tag}) def nat44_add_del_identity_mapping( @@ -848,7 +836,7 @@ class VppPapiProvider(object): ip=b'0', sw_if_index=0xFFFFFFFF, port=0, - addr_only=1, + flags=0, vrf_id=0, protocol=0, tag='', @@ -858,7 +846,7 @@ class VppPapiProvider(object): :param ip: IP address (Default value = 0) :param sw_if_index: Interface instead of IP address :param port: Port number (Default value = 0) - :param addr_only: 1 if address only mapping, 0 if address and port + :param flags: NAT configuration flags (NAT_IS_ADDR_ONLY) :param vrf_id: VRF ID :param protocol: IP protocol (Default value = 0) :param tag: Opaque string tag @@ -867,13 +855,13 @@ class VppPapiProvider(object): return self.api( self.papi.nat44_add_del_identity_mapping, {'is_add': is_add, - 'addr_only': addr_only, + 'flags': flags, 'ip_address': ip, + 'protocol': protocol, 'port': port, 'sw_if_index': sw_if_index, 'vrf_id': vrf_id, - 'tag': tag, - 'protocol': protocol}) + 'tag': tag}) def nat44_add_del_address_range( self, @@ -881,73 +869,69 @@ class VppPapiProvider(object): last_ip_address, is_add=1, vrf_id=0xFFFFFFFF, - twice_nat=0): + flags=0): """Add/del NAT44 address range :param first_ip_address: First IP address :param last_ip_address: Last IP address :param vrf_id: VRF id for the address range - :param twice_nat: twice NAT address for extenral hosts :param is_add: 1 if add, 0 if delete (Default value = 1) + :param flags: NAT configuration flags (NAT_IS_TWICE_NAT) """ return self.api( self.papi.nat44_add_del_address_range, {'first_ip_address': first_ip_address, 'last_ip_address': last_ip_address, 'vrf_id': vrf_id, - 'twice_nat': twice_nat, - 'is_add': is_add}) + 'is_add': is_add, + 'flags': flags}) def nat44_add_del_interface_addr( self, sw_if_index, - twice_nat=0, + flags=0, is_add=1): """Add/del NAT44 address from interface :param sw_if_index: Software index of the interface - :param twice_nat: twice NAT address for external hosts + :param flags: NAT configuration flags (NAT_IS_TWICE_NAT) :param is_add: 1 if add, 0 if delete (Default value = 1) """ return self.api( self.papi.nat44_add_del_interface_addr, {'is_add': is_add, 'sw_if_index': sw_if_index, - 'twice_nat': twice_nat}) + 'flags': flags}) def nat44_add_del_lb_static_mapping( self, external_addr, external_port, protocol, - twice_nat=0, - self_twice_nat=0, - out2in_only=0, tag='', affinity=0, local_num=0, locals=[], + flags=0, is_add=1): """Add/delete NAT44 load balancing static mapping - :param twice_nat: 1 if translate external host address and port :param tag: Opaque string tag :param affinity: if 0 disabled, otherwise client IP affinity timeout + :param flags: NAT configuration flags (NAT_IS_TWICE_NAT) :param is_add - 1 if add, 0 if delete """ return self.api( self.papi.nat44_add_del_lb_static_mapping, {'is_add': is_add, + 'flags': flags, 'external_addr': external_addr, 'external_port': external_port, 'protocol': protocol, - 'twice_nat': twice_nat, - 'self_twice_nat': self_twice_nat, - 'out2in_only': out2in_only, - 'tag': tag, 'affinity': affinity, 'local_num': local_num, - 'locals': locals}) + 'locals': locals, + 'tag': tag}) def nat44_lb_static_mapping_add_del_local( self, @@ -988,7 +972,7 @@ class VppPapiProvider(object): port, protocol, vrf_id=0, - is_in=1, + flags=0, ext_host_address=None, ext_host_port=0): """Delete NAT44 session @@ -997,29 +981,19 @@ class VppPapiProvider(object): :param por: port number :param protocol: IP protocol number :param vrf_id: VRF ID - :param is_in: 1 if inside network address and port pair, 0 if outside + :param flags: NAT configuration flags (NAT_IS_INSIDE) :param ext_host_address: external host IPv4 address :param ext_host_port: external host port """ - if ext_host_address is None: - return self.api( - self.papi.nat44_del_session, - {'address': addr, - 'port': port, - 'protocol': protocol, - 'vrf_id': vrf_id, - 'is_in': is_in}) - else: - return self.api( - self.papi.nat44_del_session, - {'address': addr, - 'port': port, - 'protocol': protocol, - 'vrf_id': vrf_id, - 'is_in': is_in, - 'ext_host_valid': 1, - 'ext_host_address': ext_host_address, - 'ext_host_port': ext_host_port}) + return self.api( + self.papi.nat44_del_session, + {'address': addr, + 'protocol': protocol, + 'port': port, + 'vrf_id': vrf_id, + 'flags': flags, + 'ext_host_address': ext_host_address, + 'ext_host_port': ext_host_port}) def nat44_forwarding_enable_disable( self, @@ -1032,56 +1006,6 @@ class VppPapiProvider(object): self.papi.nat44_forwarding_enable_disable, {'enable': enable}) - def nat_det_add_del_map( - self, - in_addr, - in_plen, - out_addr, - out_plen, - is_add=1): - """Add/delete deterministic NAT mapping - - :param is_add - 1 if add, 0 if delete - :param in_addr - inside IP address - :param in_plen - inside IP address prefix length - :param out_addr - outside IP address - :param out_plen - outside IP address prefix length - """ - return self.api( - self.papi.nat_det_add_del_map, - {'is_add': is_add, - 'is_nat44': 1, - 'in_addr': in_addr, - 'in_plen': in_plen, - 'out_addr': out_addr, - 'out_plen': out_plen}) - - def nat_det_forward( - self, - in_addr): - """Get outside address and port range from inside address - - :param in_addr - inside IP address - """ - return self.api( - self.papi.nat_det_forward, - {'in_addr': in_addr, - 'is_nat44': 1}) - - def nat_det_reverse( - self, - out_addr, - out_port): - """Get inside address from outside address and port - - :param out_addr - outside IP address - :param out_port - outside port - """ - return self.api( - self.papi.nat_det_reverse, - {'out_addr': out_addr, - 'out_port': out_port}) - def nat_det_map_dump(self): """Dump deterministic NAT mappings @@ -1099,56 +1023,6 @@ class VppPapiProvider(object): self.papi.nat_set_mss_clamping, {'enable': enable, 'mss_value': mss_value}) - def nat_det_close_session_in( - self, - in_addr, - in_port, - ext_addr, - ext_port): - """Close deterministic NAT session using inside address and port - - :param in_addr - inside IP address - :param in_port - inside port - :param ext_addr - external host IP address - :param ext_port - external host port - """ - return self.api( - self.papi.nat_det_close_session_in, - {'in_addr': in_addr, - 'in_port': in_port, - 'ext_addr': ext_addr, - 'ext_port': ext_port, - 'is_nat44': 1}) - - def nat_det_session_dump( - self, - user_addr): - """Dump deterministic NAT sessions belonging to a user - - :param user_addr - inside IP address of the user - :return: Dictionary of deterministic NAT sessions - """ - return self.api( - self.papi.nat_det_session_dump, - {'is_nat44': 1, - 'user_addr': user_addr}) - - def nat64_add_del_interface( - self, - sw_if_index, - is_inside=1, - is_add=1): - """Enable/disable NAT64 feature on the interface - :param sw_if_index: Index of the interface - :param is_inside: 1 if inside, 0 if outside (Default value = 1) - :param is_add: 1 if add, 0 if delete (Default value = 1) - """ - return self.api( - self.papi.nat64_add_del_interface, - {'sw_if_index': sw_if_index, - 'is_inside': is_inside, - 'is_add': is_add}) - def nat64_add_del_static_bib( self, in_ip, @@ -1194,18 +1068,16 @@ class VppPapiProvider(object): """ return self.api(self.papi.nat64_st_dump, {'proto': protocol}) - def nat64_add_del_prefix(self, prefix, plen, vrf_id=0, is_add=1): + def nat64_add_del_prefix(self, prefix, vrf_id=0, is_add=1): """Add/del NAT64 prefix :param prefix: NAT64 prefix - :param plen: NAT64 prefix length :param vrf_id: VRF id of tenant (Default 0) :param is_add: 1 if add, 0 if delete (Default value = 1) """ return self.api( self.papi.nat64_add_del_prefix, {'prefix': prefix, - 'prefix_len': plen, 'vrf_id': vrf_id, 'is_add': is_add}) @@ -1246,18 +1118,19 @@ class VppPapiProvider(object): def nat66_add_del_interface( self, sw_if_index, - is_inside=1, + flags=0, is_add=1): """Enable/disable NAT66 feature on the interface + :param sw_if_index: Index of the interface - :param is_inside: 1 if inside, 0 if outside (Default value = 1) + :param flags: NAT configuration flags (NAT_IS_INSIDE) :param is_add: 1 if add, 0 if delete (Default value = 1) """ return self.api( self.papi.nat66_add_del_interface, - {'sw_if_index': sw_if_index, - 'is_inside': is_inside, - 'is_add': is_add}) + {'is_add': is_add, + 'flags': flags, + 'sw_if_index': sw_if_index}) def nat66_add_del_static_mapping( self, -- 2.16.6