diff options
| author |   Filip Varga <fivarga@cisco.com> | 2019-04-15 18:52:43 +0200 |
|---|---|---|
| committer |   Ole Trøan <otroan@employees.org> | 2019-04-24 11:09:37 +0000 |
| commit | dd1e3e780cd480e3f29fc34df48e605ded1acb2c (patch) | |
| tree | 29ecae4a0f965a65b96886ee06438adeb6a14d21 /test | |
| parent | 58c7580b1641879c91ac708162f1c3fccbb67302 (diff) | |
NAT: VPP-1531 api cleanup & update
Change-Id: I2492400a67b39a3adbc24ab7cf1ba17a409e95a8
Signed-off-by: Filip Varga <fivarga@cisco.com>
Diffstat (limited to 'test')
| -rw-r--r-- | test/test_gbp.py | 34 | ||||
| -rw-r--r-- | test/test_nat.py | 1291 | ||||
| -rw-r--r-- | test/vpp_papi_provider.py | 239 |
3 files changed, 787 insertions, 777 deletions
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, |