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-rw-r--r--test/test_gbp.py34
-rw-r--r--test/test_nat.py1291
-rw-r--r--test/vpp_papi_provider.py239
3 files changed, 777 insertions, 787 deletions
diff --git a/test/test_gbp.py b/test/test_gbp.py
index cc38bc9c1ce..44a9b396730 100644
--- a/test/test_gbp.py
+++ b/test/test_gbp.py
@@ -575,10 +575,6 @@ 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()
@@ -799,11 +795,12 @@ 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,
- flags=flags)
+ is_inside=1,
+ is_add=1)
self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index,
- flags=flags)
+ is_inside=1,
+ is_add=1)
if_ip4 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip4, 32)
if_ip6 = VppIpInterfaceAddress(self, epg.bvi, epg.bvi_ip6, 128)
@@ -835,9 +832,13 @@ class TestGBP(VppTestCase):
recirc.epg.rd.t6).add_vpp_config()
self.vapi.nat44_interface_add_del_feature(
- recirc.recirc.sw_if_index)
+ recirc.recirc.sw_if_index,
+ is_inside=0,
+ is_add=1)
self.vapi.nat66_add_del_interface(
- recirc.recirc.sw_if_index)
+ recirc.recirc.sw_if_index,
+ is_inside=0,
+ is_add=1)
recirc.add_vpp_config()
@@ -857,11 +858,10 @@ 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,
- flags=flags)
+ addr_only=1)
else:
self.vapi.nat66_add_del_static_mapping(ip.bytes,
fip.bytes,
@@ -1404,12 +1404,11 @@ 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,
- is_add=0,
- flags=flags)
+ addr_only=1,
+ is_add=0)
self.vapi.nat66_add_del_static_mapping(ep.ip6.bytes,
ep.fip6.bytes,
vrf_id=0,
@@ -1418,20 +1417,21 @@ 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,
- flags=flags,
+ is_inside=1,
is_add=0)
self.vapi.nat66_add_del_interface(epg.bvi.sw_if_index,
- flags=flags,
+ is_inside=1,
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 c88981b48b4..29d747d0932 100644
--- a/test/test_nat.py
+++ b/test/test_nat.py
@@ -29,7 +29,6 @@ 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
@@ -71,10 +70,6 @@ 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.
@@ -111,7 +106,7 @@ 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,
- flags=intf.flags,
+ twice_nat=intf.twice_nat,
is_add=0)
self.vapi.nat_ipfix_enable_disable(enable=0,
@@ -127,32 +122,36 @@ class MethodHolder(VppTestCase):
interfaces = self.vapi.nat44_interface_dump()
for intf in interfaces:
- if intf.flags & self.config_flags.NAT_IS_INSIDE and \
- intf.flags & self.config_flags.NAT_IS_OUTSIDE:
+ if intf.is_inside > 1:
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,
- is_add=0,
- flags=intf.flags)
+ intf.is_inside,
+ is_add=0)
interfaces = self.vapi.nat44_interface_output_feature_dump()
for intf in interfaces:
self.vapi.nat44_interface_add_del_output_feature(intf.sw_if_index,
- is_add=0,
- flags=intf.flags)
+ intf.is_inside,
+ is_add=0)
+
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,
- 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)
+ 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)
lb_static_mappings = self.vapi.nat44_lb_static_mapping_dump()
for lb_sm in lb_static_mappings:
@@ -160,16 +159,18 @@ 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=[],
- flags=lb_sm.flags)
+ locals=[])
identity_mappings = self.vapi.nat44_identity_mapping_dump()
for id_m in identity_mappings:
self.vapi.nat44_add_del_identity_mapping(
- flags=id_m.flags,
+ addr_only=id_m.addr_only,
ip=id_m.ip_address,
port=id_m.port,
sw_if_index=id_m.sw_if_index,
@@ -181,8 +182,8 @@ class MethodHolder(VppTestCase):
for addr in addresses:
self.vapi.nat44_add_del_address_range(addr.ip_address,
addr.ip_address,
- is_add=0,
- flags=addr.flags)
+ twice_nat=addr.twice_nat,
+ is_add=0)
self.vapi.nat_set_reass()
self.vapi.nat_set_reass(is_ip6=1)
@@ -194,7 +195,8 @@ 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, tag="", flags=0):
+ proto=0, twice_nat=0, self_twice_nat=0,
+ out2in_only=0, tag=""):
"""
Add/delete NAT44 static mapping
@@ -206,24 +208,32 @@ 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
"""
-
- if not (local_port and external_port):
- flags |= self.config_flags.NAT_IS_ADDR_ONLY
-
+ 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)
self.vapi.nat44_add_del_static_mapping(
- local_ip,
- external_ip,
+ l_ip,
+ e_ip,
external_sw_if_index,
local_port,
external_port,
+ addr_only,
vrf_id,
proto,
- is_add,
- flags,
- tag)
+ twice_nat,
+ self_twice_nat,
+ out2in_only,
+ tag,
+ is_add)
def nat44_add_address(self, ip, is_add=1, vrf_id=0xFFFFFFFF, twice_nat=0):
"""
@@ -233,10 +243,10 @@ class MethodHolder(VppTestCase):
:param is_add: 1 if add, 0 if delete (Default add)
:param twice_nat: twice NAT address for external hosts
"""
- flags = self.config_flags.NAT_IS_TWICE_NAT if twice_nat else 0
- self.vapi.nat44_add_del_address_range(ip, ip, is_add,
+ nat_addr = socket.inet_pton(socket.AF_INET, ip)
+ self.vapi.nat44_add_del_address_range(nat_addr, nat_addr, is_add,
vrf_id=vrf_id,
- flags=flags)
+ twice_nat=twice_nat)
def create_stream_in(self, in_if, out_if, dst_ip=None, ttl=64):
"""
@@ -1492,6 +1502,7 @@ 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
@@ -1558,10 +1569,9 @@ class TestNAT44(MethodHolder):
def test_dynamic(self):
""" NAT44 dynamic translation test """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# in2out
tcpn = self.statistics.get_counter(
@@ -1626,10 +1636,9 @@ class TestNAT44(MethodHolder):
""" NAT44 handling of client packets with TTL=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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# Client side - generate traffic
pkts = self.create_stream_in(self.pg0, self.pg1, ttl=1)
@@ -1645,10 +1654,9 @@ class TestNAT44(MethodHolder):
""" NAT44 handling of server packets with TTL=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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# Client side - create sessions
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -1673,10 +1681,9 @@ class TestNAT44(MethodHolder):
""" NAT44 handling of error responses to client packets with TTL=2 """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# Client side - generate traffic
pkts = self.create_stream_in(self.pg0, self.pg1, ttl=2)
@@ -1701,10 +1708,9 @@ class TestNAT44(MethodHolder):
""" NAT44 handling of error responses to server packets with TTL=2 """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# Client side - create sessions
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -1737,10 +1743,9 @@ class TestNAT44(MethodHolder):
""" Ping NAT44 out interface from outside network """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
IP(src=self.pg1.remote_ip4, dst=self.pg1.local_ip4) /
@@ -1765,10 +1770,9 @@ class TestNAT44(MethodHolder):
""" Ping internal host from outside network """
self.nat44_add_static_mapping(self.pg0.remote_ip4, self.nat_addr)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# out2in
pkt = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
@@ -1795,18 +1799,15 @@ class TestNAT44(MethodHolder):
def test_forwarding(self):
""" NAT44 forwarding test """
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.vapi.nat44_forwarding_enable_disable(1)
real_ip = self.pg0.remote_ip4n
- alias_ip = self.nat_addr
- flags = self.config_flags.NAT_IS_ADDR_ONLY
+ alias_ip = self.nat_addr_n
self.vapi.nat44_add_del_static_mapping(local_ip=real_ip,
- external_ip=alias_ip,
- flags=flags)
+ external_ip=alias_ip)
try:
# static mapping match
@@ -1851,10 +1852,9 @@ 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, flags=flags)
+ is_add=0)
def test_static_in(self):
""" 1:1 NAT initialized from inside network """
@@ -1865,10 +1865,9 @@ class TestNAT44(MethodHolder):
self.icmp_id_out = 6305
self.nat44_add_static_mapping(self.pg0.remote_ip4, nat_ip)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
sm = self.vapi.nat44_static_mapping_dump()
self.assertEqual(len(sm), 1)
self.assertEqual((sm[0].tag).split(b'\0', 1)[0], b'')
@@ -1902,10 +1901,9 @@ class TestNAT44(MethodHolder):
tag = b"testTAG"
self.nat44_add_static_mapping(self.pg0.remote_ip4, nat_ip, tag=tag)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
sm = self.vapi.nat44_static_mapping_dump()
self.assertEqual(len(sm), 1)
self.assertEqual((sm[0].tag).split(b'\0', 1)[0], tag)
@@ -1943,10 +1941,9 @@ 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)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# in2out
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -1981,10 +1978,9 @@ 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)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# out2in
pkts = self.create_stream_out(self.pg1)
@@ -2015,12 +2011,10 @@ class TestNAT44(MethodHolder):
vrf_id=10)
self.nat44_add_static_mapping(self.pg0.remote_ip4, nat_ip2,
vrf_id=10)
- 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)
+ 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)
# inside interface VRF match NAT44 static mapping VRF
pkts = self.create_stream_in(self.pg4, self.pg3)
@@ -2046,10 +2040,9 @@ class TestNAT44(MethodHolder):
self.icmp_id_out = 6305
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# dynamic
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -2072,13 +2065,11 @@ class TestNAT44(MethodHolder):
def test_identity_nat(self):
""" Identity NAT """
- 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)
+
+ 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)
p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) /
IP(src=self.pg1.remote_ip4, dst=self.pg0.remote_ip4) /
@@ -2102,9 +2093,8 @@ 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,
- flags=flags, vrf_id=1)
+ vrf_id=1)
identity_mappings = self.vapi.nat44_identity_mapping_dump()
self.assertEqual(len(identity_mappings), 2)
@@ -2112,12 +2102,10 @@ class TestNAT44(MethodHolder):
""" NAT44 multiple non-overlapping address space inside interfaces """
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,
- 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)
+ 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)
# between two NAT44 inside interfaces (no translation)
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -2172,14 +2160,11 @@ class TestNAT44(MethodHolder):
static_nat_ip = "10.0.0.10"
self.nat44_add_address(self.nat_addr)
- 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.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)
self.nat44_add_static_mapping(self.pg6.remote_ip4, static_nat_ip,
vrf_id=20)
@@ -2249,9 +2234,9 @@ 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.flags & self.config_flags.NAT_IS_STATIC)
- self.assertEqual(str(session.inside_ip_address),
- self.pg5.remote_ip4)
+ self.assertFalse(session.is_static)
+ self.assertEqual(session.inside_ip_address[0:4],
+ self.pg5.remote_ip4n)
self.assertEqual(session.outside_ip_address,
addresses[0].ip_address)
self.assertEqual(sessions[0].protocol, IP_PROTOS.tcp)
@@ -2294,16 +2279,15 @@ class TestNAT44(MethodHolder):
self.assertTrue(session.protocol in
[IP_PROTOS.tcp, IP_PROTOS.udp,
IP_PROTOS.icmp])
- self.assertFalse(session.flags &
- self.config_flags.NAT_IS_EXT_HOST_VALID)
+ self.assertFalse(session.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.flags & self.config_flags.NAT_IS_STATIC)
- self.assertEqual(str(session.inside_ip_address),
- self.pg4.remote_ip4)
+ self.assertFalse(session.is_static)
+ self.assertEqual(session.inside_ip_address[0:4],
+ self.pg4.remote_ip4n)
self.assertEqual(session.outside_ip_address,
addresses[0].ip_address)
@@ -2311,11 +2295,11 @@ 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.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.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.inside_port in
[self.tcp_port_in, self.udp_port_in,
self.icmp_id_in])
@@ -2331,11 +2315,9 @@ class TestNAT44(MethodHolder):
server_out_port = 8765
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# add static mapping for server
self.nat44_add_static_mapping(server.ip4, self.nat_addr,
server_in_port, server_out_port,
@@ -2396,10 +2378,9 @@ class TestNAT44(MethodHolder):
server_udp_port = 20
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# add static mapping for servers
self.nat44_add_static_mapping(server1.ip4, server1_nat_ip)
@@ -2555,10 +2536,9 @@ class TestNAT44(MethodHolder):
""" MAX translations per user - recycle the least recently used """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# get maximum number of translations per user
nat44_config = self.vapi.nat_show_config()
@@ -2615,7 +2595,7 @@ class TestNAT44(MethodHolder):
self.pg7.config_ip4()
addresses = self.vapi.nat44_address_dump()
self.assertEqual(1, len(addresses))
- self.assertEqual(str(addresses[0].ip_address), self.pg7.local_ip4)
+ self.assertEqual(addresses[0].ip_address[0:4], self.pg7.local_ip4n)
# remove interface address and check NAT address pool
self.pg7.unconfig_ip4()
@@ -2646,8 +2626,8 @@ class TestNAT44(MethodHolder):
resolved = False
for sm in static_mappings:
if sm.external_sw_if_index == 0xFFFFFFFF:
- self.assertEqual(str(sm.external_ip_address),
- self.pg7.local_ip4)
+ self.assertEqual(sm.external_ip_address[0:4],
+ self.pg7.local_ip4n)
self.assertEqual((sm.tag).split(b'\0', 1)[0], tag)
resolved = True
self.assertTrue(resolved)
@@ -2667,8 +2647,8 @@ class TestNAT44(MethodHolder):
resolved = False
for sm in static_mappings:
if sm.external_sw_if_index == 0xFFFFFFFF:
- self.assertEqual(str(sm.external_ip_address),
- self.pg7.local_ip4)
+ self.assertEqual(sm.external_ip_address[0:4],
+ self.pg7.local_ip4n)
self.assertEqual((sm.tag).split(b'\0', 1)[0], tag)
resolved = True
self.assertTrue(resolved)
@@ -2690,7 +2670,8 @@ class TestNAT44(MethodHolder):
self.vapi.nat44_add_del_identity_mapping(
sw_if_index=self.pg7.sw_if_index,
port=port,
- protocol=IP_PROTOS.tcp)
+ protocol=IP_PROTOS.tcp,
+ addr_only=0)
# identity mappings with external interface
identity_mappings = self.vapi.nat44_identity_mapping_dump()
@@ -2705,8 +2686,8 @@ class TestNAT44(MethodHolder):
self.assertEqual(2, len(identity_mappings))
for sm in identity_mappings:
if sm.sw_if_index == 0xFFFFFFFF:
- self.assertEqual(str(identity_mappings[0].ip_address),
- self.pg7.local_ip4)
+ self.assertEqual(identity_mappings[0].ip_address,
+ self.pg7.local_ip4n)
self.assertEqual(port, identity_mappings[0].port)
self.assertEqual(IP_PROTOS.tcp, identity_mappings[0].protocol)
resolved = True
@@ -2726,10 +2707,9 @@ class TestNAT44(MethodHolder):
collector_port = 30303
bind_layers(UDP, IPFIX, dport=30303)
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.vapi.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n,
src_address=self.pg3.local_ip4n,
path_mtu=512,
@@ -2767,10 +2747,9 @@ class TestNAT44(MethodHolder):
def test_ipfix_addr_exhausted(self):
""" IPFIX logging NAT addresses exhausted """
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.vapi.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n,
src_address=self.pg3.local_ip4n,
path_mtu=512,
@@ -2810,10 +2789,9 @@ class TestNAT44(MethodHolder):
def test_ipfix_max_sessions(self):
""" IPFIX logging maximum session entries exceeded """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
nat44_config = self.vapi.nat_show_config()
max_sessions = 10 * nat44_config.translation_buckets
@@ -2870,10 +2848,9 @@ 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)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
IP(src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4) /
@@ -2896,10 +2873,9 @@ class TestNAT44(MethodHolder):
""" NAT44 add pool addresses to FIB """
static_addr = '10.0.0.10'
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.nat44_add_static_mapping(self.pg0.remote_ip4, static_addr)
# NAT44 address
@@ -2975,12 +2951,10 @@ class TestNAT44(MethodHolder):
self.nat44_add_address(nat_ip1, vrf_id=vrf_id1)
self.nat44_add_address(nat_ip2, vrf_id=vrf_id2)
- 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)
+ 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)
try:
# first VRF
@@ -3019,12 +2993,10 @@ class TestNAT44(MethodHolder):
self.nat44_add_address(nat_ip1)
self.nat44_add_address(nat_ip2, vrf_id=99)
- 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)
+ 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)
# first VRF
pkts = self.create_stream_in(self.pg0, self.pg2)
@@ -3068,10 +3040,9 @@ class TestNAT44(MethodHolder):
next_hop_sw_if_index=self.pg8.sw_if_index)
self.nat44_add_address(self.nat_addr)
- 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)
+ 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)
# in2out
pkts = self.create_stream_in(self.pg7, self.pg8)
@@ -3115,10 +3086,9 @@ 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)
- 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)
+ 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)
# out2in
pkts = self.create_stream_out(self.pg8)
@@ -3175,10 +3145,9 @@ 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)
- 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)
+ 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)
# out2in
pkts = self.create_stream_out(self.pg8)
@@ -3200,10 +3169,9 @@ 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)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# in2out
p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
@@ -3256,10 +3224,9 @@ class TestNAT44(MethodHolder):
self.nat44_add_static_mapping(host.ip4, host_nat_ip)
self.nat44_add_static_mapping(server.ip4, server_nat_ip)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# host to server
p = (Ether(dst=self.pg0.local_mac, src=host.mac) /
@@ -3304,12 +3271,10 @@ class TestNAT44(MethodHolder):
def test_output_feature(self):
""" NAT44 interface output feature (in2out postrouting) """
self.nat44_add_address(self.nat_addr)
- 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)
+ 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)
# in2out
pkts = self.create_stream_in(self.pg0, self.pg3)
@@ -3353,12 +3318,10 @@ class TestNAT44(MethodHolder):
self.nat44_add_address(nat_ip_vrf10, vrf_id=10)
self.nat44_add_address(nat_ip_vrf20, vrf_id=20)
- 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)
+ 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)
# in2out VRF 10
pkts = self.create_stream_in(self.pg4, self.pg3)
@@ -3402,10 +3365,9 @@ class TestNAT44(MethodHolder):
server_out_port = 8765
self.nat44_add_address(self.nat_addr)
- 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)
+ 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)
# add static mapping for server
self.nat44_add_static_mapping(server.ip4, self.nat_addr,
@@ -3462,10 +3424,9 @@ 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,
- flags=flags)
+ is_inside=0)
# in2out
p = (Ether(src=self.pg9.remote_mac, dst=self.pg9.local_mac) /
@@ -3518,10 +3479,9 @@ class TestNAT44(MethodHolder):
def test_del_session(self):
""" Delete NAT44 session """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
pkts = self.create_stream_in(self.pg0, self.pg1)
self.pg0.add_stream(pkts)
@@ -3534,19 +3494,18 @@ class TestNAT44(MethodHolder):
self.vapi.nat44_del_session(sessions[0].inside_ip_address,
sessions[0].inside_port,
- sessions[0].protocol,
- flags=self.config_flags.NAT_IS_INSIDE)
+ sessions[0].protocol)
self.vapi.nat44_del_session(sessions[1].outside_ip_address,
sessions[1].outside_port,
- sessions[1].protocol)
+ sessions[1].protocol,
+ is_in=0)
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,
- flags=self.config_flags.NAT_IS_INSIDE)
+ sessions[0].protocol)
self.verify_no_nat44_user()
@@ -3571,10 +3530,9 @@ class TestNAT44(MethodHolder):
""" NAT44 translate fragments arriving in order """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.frag_in_order(proto=IP_PROTOS.tcp)
self.frag_in_order(proto=IP_PROTOS.udp)
@@ -3583,10 +3541,9 @@ class TestNAT44(MethodHolder):
def test_frag_forwarding(self):
""" NAT44 forwarding fragment test """
self.vapi.nat44_add_del_interface_addr(self.pg1.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_interface_add_del_feature(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)
self.vapi.nat44_forwarding_enable_disable(1)
data = b"A" * 16 + b"B" * 16 + b"C" * 3
@@ -3616,10 +3573,9 @@ class TestNAT44(MethodHolder):
self.server_out_port = random.randint(1025, 65535)
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# add static mapping for server
self.nat44_add_static_mapping(self.server.ip4, self.nat_addr,
self.server_in_port,
@@ -3639,10 +3595,9 @@ class TestNAT44(MethodHolder):
""" NAT44 translate fragments arriving out of order """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.frag_out_of_order(proto=IP_PROTOS.tcp)
self.frag_out_of_order(proto=IP_PROTOS.udp)
@@ -3651,10 +3606,9 @@ class TestNAT44(MethodHolder):
def test_port_restricted(self):
""" Port restricted NAT44 (MAP-E CE) """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.vapi.nat_set_addr_and_port_alloc_alg(alg=1,
psid_offset=6,
psid_length=6,
@@ -3684,10 +3638,9 @@ class TestNAT44(MethodHolder):
def test_port_range(self):
""" External address port range """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.vapi.nat_set_addr_and_port_alloc_alg(alg=2,
start_port=1025,
end_port=1027)
@@ -3710,10 +3663,9 @@ class TestNAT44(MethodHolder):
def test_ipfix_max_frags(self):
""" IPFIX logging maximum fragments pending reassembly exceeded """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
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,
@@ -3773,11 +3725,11 @@ class TestNAT44(MethodHolder):
self.pg2.resolve_arp()
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,
- 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)
+ 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)
try:
# first VRF
@@ -3828,10 +3780,9 @@ class TestNAT44(MethodHolder):
def test_session_timeout(self):
""" NAT44 session timeouts """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.vapi.nat_set_timeouts(udp=5)
max_sessions = 1000
@@ -3870,10 +3821,9 @@ class TestNAT44(MethodHolder):
def test_mss_clamping(self):
""" TCP MSS clamping """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
p = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
IP(src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4) /
@@ -3908,10 +3858,9 @@ class TestNAT44(MethodHolder):
def test_ha_send(self):
""" Send HA session synchronization events (active) """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
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)
@@ -3964,10 +3913,8 @@ 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,
- flags=self.config_flags.NAT_IS_INSIDE)
+ self.vapi.nat44_del_session(self.pg0.remote_ip4n, self.tcp_port_in,
+ IP_PROTOS.tcp)
self.vapi.nat_ha_flush()
stats = self.statistics.get_counter('/nat44/ha/del-event-send')
self.assertEqual(stats[0][0], 1)
@@ -4038,10 +3985,9 @@ class TestNAT44(MethodHolder):
def test_ha_recv(self):
""" Receive HA session synchronization events (passive) """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.vapi.nat_ha_set_listener(self.pg3.local_ip4, port=12345)
bind_layers(UDP, HANATStateSync, sport=12345)
@@ -4094,17 +4040,14 @@ class TestNAT44(MethodHolder):
self.assertEqual(sessions[0][0], 2)
users = self.vapi.nat44_user_dump()
self.assertEqual(len(users), 1)
- self.assertEqual(str(users[0].ip_address),
- self.pg0.remote_ip4)
+ self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n)
# 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(str(session.inside_ip_address),
- self.pg0.remote_ip4)
- self.assertEqual(str(session.outside_ip_address),
- self.nat_addr)
+ self.assertEqual(session.inside_ip_address, self.pg0.remote_ip4n)
+ self.assertEqual(session.outside_ip_address, self.nat_addr_n)
self.assertIn(session.inside_port,
[self.tcp_port_in, self.udp_port_in])
self.assertIn(session.outside_port,
@@ -4141,8 +4084,7 @@ class TestNAT44(MethodHolder):
self.assertEqual(hanat.version, 1)
users = self.vapi.nat44_user_dump()
self.assertEqual(len(users), 1)
- self.assertEqual(str(users[0].ip_address),
- self.pg0.remote_ip4)
+ self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n)
# 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)
@@ -4183,8 +4125,7 @@ class TestNAT44(MethodHolder):
self.assertEqual(hanat.version, 1)
users = self.vapi.nat44_user_dump()
self.assertEqual(len(users), 1)
- self.assertEqual(str(users[0].ip_address),
- self.pg0.remote_ip4)
+ self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n)
sessions = self.vapi.nat44_user_session_dump(users[0].ip_address,
users[0].vrf_id)
self.assertEqual(len(sessions), 1)
@@ -4257,6 +4198,7 @@ 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
@@ -4346,52 +4288,47 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_frag_in_order(self):
""" NAT44 translate fragments arriving in order """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
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 """
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
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)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
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 """
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
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,
- flags=flags)
+ is_inside=0)
self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index)
self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
- flags=flags)
+ is_inside=0)
self.server = self.pg1.remote_hosts[0]
@@ -4425,13 +4362,12 @@ 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,
- flags=flags)
+ is_inside=0)
self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index)
self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
- flags=flags)
+ is_inside=0)
self.server = self.pg1.remote_hosts[0]
@@ -4471,10 +4407,9 @@ class TestNAT44EndpointDependent(MethodHolder):
self.server_out_port = random.randint(1025, 65535)
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# add static mapping for server
self.nat44_add_static_mapping(self.server.ip4, self.nat_addr,
self.server_in_port,
@@ -4494,10 +4429,9 @@ class TestNAT44EndpointDependent(MethodHolder):
""" NAT44 dynamic translation test """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
nat_config = self.vapi.nat_show_config()
self.assertEqual(1, nat_config.endpoint_dependent)
@@ -4566,18 +4500,15 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_forwarding(self):
""" NAT44 forwarding test """
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.vapi.nat44_forwarding_enable_disable(1)
- real_ip = self.pg0.remote_ip4
- alias_ip = self.nat_addr
- flags = self.config_flags.NAT_IS_ADDR_ONLY
+ real_ip = self.pg0.remote_ip4n
+ alias_ip = self.nat_addr_n
self.vapi.nat44_add_del_static_mapping(local_ip=real_ip,
- external_ip=alias_ip,
- flags=flags)
+ external_ip=alias_ip)
try:
# in2out - static mapping match
@@ -4623,14 +4554,11 @@ 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].flags &
- self.config_flags.NAT_IS_EXT_HOST_VALID)
+ self.assertTrue(sessions[0].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)
@@ -4638,14 +4566,13 @@ 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, flags=flags)
+ is_add=0)
def test_static_lb(self):
""" NAT44 local service load balancing """
- external_addr_n = self.nat_addr
+ external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr)
external_port = 80
local_port = 8080
server1 = self.pg0.remote_hosts[0]
@@ -4666,10 +4593,9 @@ class TestNAT44EndpointDependent(MethodHolder):
IP_PROTOS.tcp,
local_num=len(locals),
locals=locals)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# from client to service
p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) /
@@ -4716,14 +4642,11 @@ class TestNAT44EndpointDependent(MethodHolder):
sessions = self.vapi.nat44_user_session_dump(server.ip4n, 0)
self.assertEqual(len(sessions), 1)
- self.assertTrue(sessions[0].flags &
- self.config_flags.NAT_IS_EXT_HOST_VALID)
+ self.assertTrue(sessions[0].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)
@@ -4733,7 +4656,7 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_static_lb_multi_clients(self):
""" NAT44 local service load balancing - multiple clients"""
- external_addr = self.nat_addr
+ external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr)
external_port = 80
local_port = 8080
server1 = self.pg0.remote_hosts[0]
@@ -4750,15 +4673,14 @@ class TestNAT44EndpointDependent(MethodHolder):
'vrf_id': 0}]
self.nat44_add_address(self.nat_addr)
- self.vapi.nat44_add_del_lb_static_mapping(external_addr,
+ self.vapi.nat44_add_del_lb_static_mapping(external_addr_n,
external_port,
IP_PROTOS.tcp,
local_num=len(locals),
locals=locals)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
server1_n = 0
server2_n = 0
@@ -4781,7 +4703,7 @@ class TestNAT44EndpointDependent(MethodHolder):
self.assertGreater(server1_n, server2_n)
# add new back-end
- self.vapi.nat44_lb_static_mapping_add_del_local(external_addr,
+ self.vapi.nat44_lb_static_mapping_add_del_local(external_addr_n,
external_port,
server3.ip4n,
local_port,
@@ -4814,7 +4736,7 @@ class TestNAT44EndpointDependent(MethodHolder):
self.assertGreater(server3_n, 0)
# remove one back-end
- self.vapi.nat44_lb_static_mapping_add_del_local(external_addr,
+ self.vapi.nat44_lb_static_mapping_add_del_local(external_addr_n,
external_port,
server2.ip4n,
local_port,
@@ -4841,7 +4763,7 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_static_lb_2(self):
""" NAT44 local service load balancing (asymmetrical rule) """
- external_addr = self.nat_addr
+ external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr)
external_port = 80
local_port = 8080
server1 = self.pg0.remote_hosts[0]
@@ -4857,17 +4779,15 @@ class TestNAT44EndpointDependent(MethodHolder):
'vrf_id': 0}]
self.vapi.nat44_forwarding_enable_disable(1)
- flags = self.config_flags.NAT_IS_OUT2IN_ONLY
- self.vapi.nat44_add_del_lb_static_mapping(external_addr,
+ self.vapi.nat44_add_del_lb_static_mapping(external_addr_n,
external_port,
IP_PROTOS.tcp,
+ out2in_only=1,
local_num=len(locals),
- 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)
+ 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)
# from client to service
p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) /
@@ -4953,7 +4873,7 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_lb_affinity(self):
""" NAT44 local service load balancing affinity """
- external_addr = self.nat_addr
+ external_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr)
external_port = 80
local_port = 8080
server1 = self.pg0.remote_hosts[0]
@@ -4969,16 +4889,15 @@ class TestNAT44EndpointDependent(MethodHolder):
'vrf_id': 0}]
self.nat44_add_address(self.nat_addr)
- self.vapi.nat44_add_del_lb_static_mapping(external_addr,
+ self.vapi.nat44_add_del_lb_static_mapping(external_addr_n,
external_port,
IP_PROTOS.tcp,
affinity=10800,
local_num=len(locals),
locals=locals)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
p = (Ether(dst=self.pg1.local_mac, src=self.pg1.remote_mac) /
IP(src=self.pg1.remote_ip4, dst=self.nat_addr) /
@@ -4989,16 +4908,14 @@ class TestNAT44EndpointDependent(MethodHolder):
capture = self.pg0.get_capture(1)
backend = capture[0][IP].dst
- sessions = self.vapi.nat44_user_session_dump(backend, 0)
+ sessions = self.vapi.nat44_user_session_dump(
+ socket.inet_pton(socket.AF_INET, backend), 0)
self.assertEqual(len(sessions), 1)
- self.assertTrue(sessions[0].flags &
- self.config_flags.NAT_IS_EXT_HOST_VALID)
+ self.assertTrue(sessions[0].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)
@@ -5018,10 +4935,9 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_unknown_proto(self):
""" NAT44 translate packet with unknown protocol """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# in2out
p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
@@ -5080,10 +4996,9 @@ class TestNAT44EndpointDependent(MethodHolder):
server_nat_ip = "10.0.0.11"
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
# add static mapping for server
self.nat44_add_static_mapping(server.ip4, server_nat_ip)
@@ -5144,18 +5059,15 @@ class TestNAT44EndpointDependent(MethodHolder):
self.vapi.nat44_forwarding_enable_disable(1)
self.nat44_add_address(self.nat_addr)
- 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.vapi.nat44_add_del_identity_mapping(ip=self.pg1.remote_ip4n)
self.nat44_add_static_mapping(self.pg0.remote_ip4, external_addr,
local_port, external_port,
- proto=IP_PROTOS.tcp, flags=flags)
- flags = self.config_flags.NAT_IS_INSIDE
+ 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.pg0.sw_if_index,
- flags=flags)
- 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,
+ is_inside=0)
# from client to service
p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) /
@@ -5221,7 +5133,8 @@ 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)
+ self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index,
+ is_inside=0)
# session initiated from service host - translate
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -5267,15 +5180,14 @@ 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, flags=flags)
- flags = self.config_flags.NAT_IS_INSIDE
+ 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.pg0.sw_if_index,
- flags=flags)
- 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,
+ is_inside=0)
p = (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
IP(src=self.pg0.remote_ip4, dst=external_addr) /
@@ -5326,13 +5238,12 @@ 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, vrf_id=1,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index)
+ 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)
p = (Ether(src=self.pg6.remote_mac, dst=self.pg6.local_mac) /
IP(src=self.pg6.remote_ip4, dst=self.pg1.remote_ip4) /
@@ -5409,18 +5320,12 @@ 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,
- flags=flags)
+ twice_nat=int(not self_twice_nat),
+ self_twice_nat=int(self_twice_nat))
else:
locals = [{'addr': server1.ip4n,
'port': port_in1,
@@ -5430,18 +5335,19 @@ class TestNAT44EndpointDependent(MethodHolder):
'port': port_in2,
'probability': 50,
'vrf_id': 0}]
- out_addr = self.nat_addr
-
- self.vapi.nat44_add_del_lb_static_mapping(out_addr,
+ out_addr_n = socket.inet_pton(socket.AF_INET, self.nat_addr)
+ self.vapi.nat44_add_del_lb_static_mapping(out_addr_n,
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,
- 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)
+ 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)
if same_pg:
if not lb:
@@ -5514,17 +5420,12 @@ 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].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.assertTrue(sessions[0].ext_host_valid)
+ self.assertTrue(sessions[0].is_twicenat)
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)
@@ -5558,9 +5459,8 @@ 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,
- flags=flags)
+ twice_nat=1)
# no address in NAT pool
adresses = self.vapi.nat44_address_dump()
@@ -5570,9 +5470,8 @@ class TestNAT44EndpointDependent(MethodHolder):
self.pg3.config_ip4()
adresses = self.vapi.nat44_address_dump()
self.assertEqual(1, len(adresses))
- self.assertEqual(str(adresses[0].ip_address),
- self.pg3.local_ip4)
- self.assertEqual(adresses[0].flags, flags)
+ self.assertEqual(adresses[0].ip_address[0:4], self.pg3.local_ip4n)
+ self.assertEqual(adresses[0].twice_nat, 1)
# remove interface address and check NAT address pool
self.pg3.unconfig_ip4()
@@ -5586,19 +5485,18 @@ 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,
- 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)
+ is_inside=0)
+ self.vapi.nat44_interface_add_del_output_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.nat44_add_static_mapping(self.pg0.remote_ip4,
service_ip,
80,
80,
proto=IP_PROTOS.tcp,
- flags=flags)
+ out2in_only=1,
+ twice_nat=1)
sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0)
start_sessnum = len(sessions)
@@ -5666,17 +5564,15 @@ 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,
- 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)
+ 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)
sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0)
start_sessnum = len(sessions)
@@ -5732,17 +5628,15 @@ 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,
- 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)
+ 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)
sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0)
start_sessnum = len(sessions)
@@ -5788,17 +5682,15 @@ 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,
- 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)
+ 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)
sessions = self.vapi.nat44_user_session_dump(self.pg0.remote_ip4n, 0)
start_sessnum = len(sessions)
@@ -5859,15 +5751,13 @@ 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, flags=flags)
- flags = self.config_flags.NAT_IS_INSIDE
+ proto=IP_PROTOS.tcp, out2in_only=1,
+ twice_nat=1)
self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index)
self.vapi.nat44_interface_add_del_feature(self.pg4.sw_if_index,
- flags=flags)
+ is_inside=0)
# from client to service
p = (Ether(src=self.pg4.remote_mac, dst=self.pg4.local_mac) /
@@ -5919,14 +5809,12 @@ 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, 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)
+ 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)
# from client to service
p = (Ether(src=self.pg1.remote_mac, dst=self.pg1.local_mac) /
@@ -6044,8 +5932,10 @@ 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)
- self.vapi.nat44_interface_add_del_output_feature(self.pg1.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)
# in2out
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -6072,28 +5962,23 @@ 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,
- flags=flags)
- 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,
+ is_inside=0)
self.vapi.nat44_interface_add_del_feature(self.pg5.sw_if_index)
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 = self.config_flags.NAT_IS_OUT2IN_ONLY
+ is_inside=0)
+ self.vapi.nat44_interface_add_del_feature(self.pg6.sw_if_index,
+ is_inside=0)
self.nat44_add_static_mapping(self.pg5.remote_ip4, external_addr,
local_port, external_port, vrf_id=1,
- proto=IP_PROTOS.tcp, flags=flags)
+ proto=IP_PROTOS.tcp, out2in_only=1)
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,
- flags=flags
- )
+ 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)
# from client to service (both VRF1)
p = (Ether(src=self.pg6.remote_mac, dst=self.pg6.local_mac) /
@@ -6365,10 +6250,9 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_session_timeout(self):
""" NAT44 session timeouts """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.vapi.nat_set_timeouts(icmp=5)
max_sessions = 1000
@@ -6408,10 +6292,9 @@ class TestNAT44EndpointDependent(MethodHolder):
def test_session_rst_timeout(self):
""" NAT44 session RST timeouts """
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,
- flags=flags)
- self.vapi.nat44_interface_add_del_feature(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)
self.vapi.nat_set_timeouts(tcp_transitory=5)
self.initiate_tcp_session(self.pg0, self.pg1)
@@ -6438,18 +6321,16 @@ class TestNAT44EndpointDependent(MethodHolder):
nsessions = 0
users = self.vapi.nat44_user_dump()
self.assertEqual(len(users), 1)
- self.assertEqual(str(users[0].ip_address),
- self.pg0.remote_ip4)
+ self.assertEqual(users[0].ip_address, self.pg0.remote_ip4n)
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)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.vapi.set_ipfix_exporter(collector_address=self.pg2.remote_ip4n,
src_address=self.pg2.local_ip4n,
path_mtu=512,
@@ -6515,10 +6396,9 @@ 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)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
IP(src=self.pg0.remote_ip4, dst=self.pg1.remote_ip4) /
@@ -6574,6 +6454,7 @@ 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))
@@ -6622,9 +6503,7 @@ class TestNAT44Out2InDPO(MethodHolder):
self.configure_xlat()
- 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.pg0.sw_if_index)
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,
@@ -6650,7 +6529,7 @@ 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, flags=flags)
+ is_add=0)
self.vapi.nat44_add_del_address_range(self.nat_addr_n,
self.nat_addr_n, is_add=0)
@@ -6810,26 +6689,28 @@ 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(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)
+ self.vapi.nat_det_add_del_map(in_addr_n, in_plen, out_addr_n, out_plen)
- self.assertEqual(str(rep2.in_addr), in_addr_t)
+ 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)
deterministic_mappings = self.vapi.nat_det_map_dump()
self.assertEqual(len(deterministic_mappings), 1)
dsm = deterministic_mappings[0]
- self.assertEqual(in_addr, str(dsm.in_addr))
+ self.assertEqual(in_addr_n, dsm.in_addr[:4])
self.assertEqual(in_plen, dsm.in_plen)
- self.assertEqual(out_addr, str(dsm.out_addr))
+ self.assertEqual(out_addr_n, dsm.out_addr[:4])
self.assertEqual(out_plen, dsm.out_plen)
self.clear_nat_det()
@@ -6859,16 +6740,13 @@ class TestDeterministicNAT(MethodHolder):
nat_ip = "10.0.0.10"
- self.vapi.nat_det_add_del_map(1,
- self.pg0.remote_ip4n,
+ self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n,
32,
socket.inet_aton(nat_ip),
32)
-
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# in2out
pkts = self.create_stream_in(self.pg0, self.pg1)
@@ -6892,21 +6770,21 @@ class TestDeterministicNAT(MethodHolder):
# TCP session
s = sessions[0]
- self.assertEqual(str(s.ext_addr), self.pg1.remote_ip4)
+ self.assertEqual(s.ext_addr[:4], self.pg1.remote_ip4n)
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(str(s.ext_addr), self.pg1.remote_ip4)
+ self.assertEqual(s.ext_addr[:4], self.pg1.remote_ip4n)
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(str(s.ext_addr), self.pg1.remote_ip4)
+ self.assertEqual(s.ext_addr[:4], self.pg1.remote_ip4n)
self.assertEqual(s.in_port, self.icmp_id_in)
self.assertEqual(s.out_port, self.icmp_external_id)
@@ -6920,15 +6798,13 @@ class TestDeterministicNAT(MethodHolder):
host0 = self.pg0.remote_hosts[0]
host1 = self.pg0.remote_hosts[1]
- self.vapi.nat_det_add_del_map(1,
- host0.ip4n,
+ self.vapi.nat_det_add_del_map(host0.ip4n,
24,
socket.inet_aton(nat_ip),
32)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
# host0 to out
p = (Ether(src=host0.mac, dst=self.pg0.local_mac) /
@@ -7031,15 +6907,13 @@ 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(1,
- self.pg0.remote_ip4n,
+ self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n,
32,
socket.inet_aton(self.nat_addr),
32)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.initiate_tcp_session(self.pg0, self.pg1)
@@ -7095,15 +6969,13 @@ 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(1,
- self.pg0.remote_ip4n,
+ self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n,
32,
socket.inet_aton(self.nat_addr),
32)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.initiate_tcp_session(self.pg0, self.pg1)
@@ -7160,15 +7032,13 @@ 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(1,
- self.pg0.remote_ip4n,
+ self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n,
32,
socket.inet_aton(self.nat_addr),
32)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.initiate_tcp_session(self.pg0, self.pg1)
self.vapi.nat_set_timeouts(5, 5, 5, 5)
@@ -7185,15 +7055,13 @@ 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(1,
- self.pg0.remote_ip4n,
+ self.vapi.nat_det_add_del_map(self.pg0.remote_ip4n,
32,
socket.inet_aton(self.nat_addr),
32)
- 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.pg0.sw_if_index)
+ self.vapi.nat44_interface_add_del_feature(self.pg1.sw_if_index,
+ is_inside=0)
self.vapi.set_ipfix_exporter(collector_address=self.pg2.remote_ip4n,
src_address=self.pg2.local_ip4n,
path_mtu=512,
@@ -7262,17 +7130,17 @@ 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(0,
- dsm.in_addr,
+ self.vapi.nat_det_add_del_map(dsm.in_addr,
dsm.in_plen,
dsm.out_addr,
- dsm.out_plen)
+ dsm.out_plen,
+ is_add=0)
interfaces = self.vapi.nat44_interface_dump()
for intf in interfaces:
self.vapi.nat44_interface_add_del_feature(intf.sw_if_index,
- is_add=0,
- flags=intf.flags)
+ intf.is_inside,
+ is_add=0)
def tearDown(self):
super(TestDeterministicNAT, self).tearDown()
@@ -7313,6 +7181,8 @@ 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
@@ -7358,8 +7228,7 @@ class TestNAT64(MethodHolder):
def test_nat64_inside_interface_handles_neighbor_advertisement(self):
""" NAT64 inside interface handles Neighbor Advertisement """
- flags = self.config_flags.NAT_IS_INSIDE
- self.vapi.nat64_add_del_interface(1, flags, self.pg5.sw_if_index)
+ self.vapi.nat64_add_del_interface(self.pg5.sw_if_index)
# Try to send ping
ping = (Ether(dst=self.pg5.local_mac, src=self.pg5.remote_mac) /
@@ -7410,13 +7279,13 @@ class TestNAT64(MethodHolder):
def test_pool(self):
""" Add/delete address to NAT64 pool """
- nat_addr = '1.2.3.4'
+ nat_addr = socket.inet_pton(socket.AF_INET, '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(str(addresses[0].address), nat_addr)
+ self.assertEqual(addresses[0].address, nat_addr)
self.vapi.nat64_add_del_pool_addr_range(nat_addr, nat_addr, is_add=0)
@@ -7425,9 +7294,8 @@ class TestNAT64(MethodHolder):
def test_interface(self):
""" Enable/disable NAT64 feature on the interface """
- 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_interface(self.pg0.sw_if_index)
+ self.vapi.nat64_add_del_interface(self.pg1.sw_if_index, is_inside=0)
interfaces = self.vapi.nat64_interface_dump()
self.assertEqual(len(interfaces), 2)
@@ -7435,10 +7303,10 @@ class TestNAT64(MethodHolder):
pg1_found = False
for intf in interfaces:
if intf.sw_if_index == self.pg0.sw_if_index:
- self.assertEqual(intf.flags, self.config_flags.NAT_IS_INSIDE)
+ self.assertEqual(intf.is_inside, 1)
pg0_found = True
elif intf.sw_if_index == self.pg1.sw_if_index:
- self.assertEqual(intf.flags, self.config_flags.NAT_IS_OUTSIDE)
+ self.assertEqual(intf.is_inside, 0)
pg1_found = True
self.assertTrue(pg0_found)
self.assertTrue(pg1_found)
@@ -7448,16 +7316,17 @@ class TestNAT64(MethodHolder):
features = self.vapi.cli("show interface features pg1")
self.assertIn('nat64-out2in', features)
- 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)
+ 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)
interfaces = self.vapi.nat64_interface_dump()
self.assertEqual(len(interfaces), 0)
def test_static_bib(self):
""" Add/delete static BIB entry """
- in_addr = '2001:db8:85a3::8a2e:370:7334'
- out_addr = '10.1.1.3'
+ 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_port = 1234
out_port = 5678
proto = IP_PROTOS.tcp
@@ -7470,10 +7339,10 @@ class TestNAT64(MethodHolder):
bib = self.vapi.nat64_bib_dump(IP_PROTOS.tcp)
static_bib_num = 0
for bibe in bib:
- if bibe.flags & self.config_flags.NAT_IS_STATIC:
+ if bibe.is_static:
static_bib_num += 1
- self.assertEqual(str(bibe.i_addr), in_addr)
- self.assertEqual(str(bibe.o_addr), out_addr)
+ self.assertEqual(bibe.i_addr, in_addr)
+ self.assertEqual(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)
@@ -7489,7 +7358,7 @@ class TestNAT64(MethodHolder):
bib = self.vapi.nat64_bib_dump(IP_PROTOS.tcp)
static_bib_num = 0
for bibe in bib:
- if bibe.flags & self.config_flags.NAT_IS_STATIC:
+ if bibe.is_static:
static_bib_num += 1
self.assertEqual(static_bib_num, 0)
bibs = self.statistics.get_counter('/nat64/total-bibs')
@@ -7521,11 +7390,10 @@ class TestNAT64(MethodHolder):
ses_num_start = self.nat64_get_ses_num()
- 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.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)
# in2out
tcpn = self.statistics.get_counter('/err/nat64-in2out/TCP packets')
@@ -7604,11 +7472,10 @@ 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,
- self.vrf1_nat_addr,
+ self.vapi.nat64_add_del_pool_addr_range(self.vrf1_nat_addr_n,
+ self.vrf1_nat_addr_n,
vrf_id=self.vrf1_id)
- flags = self.config_flags.NAT_IS_INSIDE
- self.vapi.nat64_add_del_interface(1, flags, self.pg2.sw_if_index)
+ self.vapi.nat64_add_del_interface(self.pg2.sw_if_index)
pkts = self.create_stream_in_ip6(self.pg2, self.pg1)
self.pg2.add_stream(pkts)
@@ -7636,24 +7503,23 @@ class TestNAT64(MethodHolder):
ses_num_start = self.nat64_get_ses_num()
- 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.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_static_bib(self.pg0.remote_ip6n,
- self.nat_addr,
+ self.nat_addr_n,
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,
+ self.nat_addr_n,
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,
+ self.nat_addr_n,
self.icmp_id_in,
self.icmp_id_out,
IP_PROTOS.icmp)
@@ -7684,11 +7550,10 @@ 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,
- 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.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.nat_set_timeouts(icmp=5, tcp_transitory=5, tcp_established=5)
pkts = self.create_stream_in_ip6(self.pg0, self.pg1)
@@ -7711,11 +7576,10 @@ class TestNAT64(MethodHolder):
self.udp_port_in = 6304
self.icmp_id_in = 6305
- 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.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)
# send some packets to create sessions
pkts = self.create_stream_in_ip6(self.pg0, self.pg1)
@@ -7811,19 +7675,18 @@ 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,
- 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.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_static_bib(server.ip6n,
- self.nat_addr,
+ self.nat_addr_n,
server_tcp_in_port,
server_tcp_out_port,
IP_PROTOS.tcp)
self.vapi.nat64_add_del_static_bib(server.ip6n,
- self.nat_addr,
+ self.nat_addr_n,
server_udp_in_port,
server_udp_out_port,
IP_PROTOS.udp)
@@ -7923,34 +7786,34 @@ class TestNAT64(MethodHolder):
def test_prefix(self):
""" NAT64 Network-Specific Prefix """
- 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,
+ 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,
vrf_id=self.vrf1_id)
- self.vapi.nat64_add_del_interface(1, flags, self.pg2.sw_if_index)
+ self.vapi.nat64_add_del_interface(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
- global_pref64_str = "{}/{}".format(global_pref64, global_pref64_len)
- self.vapi.nat64_add_del_prefix(global_pref64_str)
+ self.vapi.nat64_add_del_prefix(global_pref64_n, global_pref64_len)
prefix = self.vapi.nat64_prefix_dump()
self.assertEqual(len(prefix), 1)
- self.assertEqual(prefix[0].prefix,
- IPv6Network(unicode(global_pref64_str)))
+ self.assertEqual(prefix[0].prefix, global_pref64_n)
+ self.assertEqual(prefix[0].prefix_len, global_pref64_len)
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
- vrf1_pref64_str = "{}/{}".format(vrf1_pref64, vrf1_pref64_len)
- self.vapi.nat64_add_del_prefix(vrf1_pref64_str, vrf_id=self.vrf1_id)
-
+ self.vapi.nat64_add_del_prefix(vrf1_pref64_n,
+ vrf1_pref64_len,
+ vrf_id=self.vrf1_id)
prefix = self.vapi.nat64_prefix_dump()
self.assertEqual(len(prefix), 2)
@@ -8001,11 +7864,10 @@ 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,
- 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.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)
remote_ip6 = self.compose_ip6(self.pg1.remote_ip4, '64:ff9b::', 96)
# in2out
@@ -8066,29 +7928,30 @@ 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,
- 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_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_static_bib(server.ip6n,
- server_nat_ip,
+ server_nat_ip_n,
server_tcp_in_port,
server_tcp_out_port,
IP_PROTOS.tcp)
self.vapi.nat64_add_del_static_bib(server.ip6n,
- server_nat_ip,
+ server_nat_ip_n,
0,
0,
IP_PROTOS.gre)
self.vapi.nat64_add_del_static_bib(client.ip6n,
- client_nat_ip,
+ client_nat_ip_n,
client_tcp_in_port,
client_tcp_out_port,
IP_PROTOS.tcp)
@@ -8146,11 +8009,10 @@ class TestNAT64(MethodHolder):
'64:ff9b::',
96)
- 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)
+ 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)
# in2out
p = (Ether(src=self.pg3.remote_mac, dst=self.pg3.local_mac) /
@@ -8199,11 +8061,10 @@ 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,
- 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.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)
reass = self.vapi.nat_reass_dump()
reass_n_start = len(reass)
@@ -8256,15 +8117,14 @@ 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,
- 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.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)
# add static BIB entry for server
self.vapi.nat64_add_del_static_bib(server.ip6n,
- self.nat_addr,
+ self.nat_addr_n,
server_in_port,
server_out_port,
IP_PROTOS.tcp)
@@ -8288,11 +8148,10 @@ 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,
- 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.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)
# in2out
data = b'a' * 200
@@ -8341,9 +8200,7 @@ class TestNAT64(MethodHolder):
self.pg4.config_ip4()
addresses = self.vapi.nat64_pool_addr_dump()
self.assertEqual(len(addresses), 1)
-
- self.assertEqual(str(addresses[0].address),
- self.pg4.local_ip4)
+ self.assertEqual(addresses[0].address, self.pg4.local_ip4n)
# remove interface address and check NAT64 address pool
self.pg4.unconfig_ip4()
@@ -8359,11 +8216,10 @@ class TestNAT64(MethodHolder):
'64:ff9b::',
96)
- 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.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)
pkts = []
src = ""
@@ -8442,11 +8298,10 @@ 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,
- 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.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.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,
@@ -8492,11 +8347,10 @@ class TestNAT64(MethodHolder):
'64:ff9b::',
96)
- 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.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.set_ipfix_exporter(collector_address=self.pg3.remote_ip4n,
src_address=self.pg3.local_ip4n,
path_mtu=512,
@@ -8544,8 +8398,8 @@ class TestNAT64(MethodHolder):
# Delete
self.pg_enable_capture(self.pg_interfaces)
- self.vapi.nat64_add_del_pool_addr_range(self.nat_addr,
- self.nat_addr,
+ self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n,
+ self.nat_addr_n,
is_add=0)
self.vapi.cli("ipfix flush") # FIXME this should be an API call
capture = self.pg3.get_capture(2)
@@ -8578,11 +8432,10 @@ class TestNAT64(MethodHolder):
'64:ff9b::',
96)
- 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.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.syslog_set_filter(SYSLOG_SEVERITY.INFO)
self.vapi.syslog_set_sender(self.pg3.local_ip4n, self.pg3.remote_ip4n)
@@ -8599,8 +8452,8 @@ class TestNAT64(MethodHolder):
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.vapi.nat64_add_del_pool_addr_range(self.nat_addr,
- self.nat_addr,
+ self.vapi.nat64_add_del_pool_addr_range(self.nat_addr_n,
+ self.nat_addr_n,
is_add=0)
capture = self.pg3.get_capture(1)
self.verify_syslog_sess(capture[0][Raw].load, False, True)
@@ -8628,13 +8481,17 @@ class TestNAT64(MethodHolder):
interfaces = self.vapi.nat64_interface_dump()
for intf in interfaces:
- self.vapi.nat64_add_del_interface(0,
- intf.flags,
- intf.sw_if_index)
+ 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)
bib = self.vapi.nat64_bib_dump(255)
for bibe in bib:
- if bibe.flags & self.config_flags.NAT_IS_STATIC:
+ if bibe.is_static:
self.vapi.nat64_add_del_static_bib(bibe.i_addr,
bibe.o_addr,
bibe.i_port,
@@ -8652,7 +8509,8 @@ class TestNAT64(MethodHolder):
prefixes = self.vapi.nat64_prefix_dump()
for prefix in prefixes:
- self.vapi.nat64_add_del_prefix(str(prefix.prefix),
+ self.vapi.nat64_add_del_prefix(prefix.prefix,
+ prefix.prefix_len,
vrf_id=prefix.vrf_id,
is_add=0)
@@ -8684,6 +8542,7 @@ 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()
@@ -8733,11 +8592,13 @@ 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,
- self.nat_addr)
+ self.vapi.dslite_add_del_pool_addr_range(self.nat_addr_n,
+ self.nat_addr_n)
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'
- self.vapi.dslite_set_aftr_addr(aftr_ip6, aftr_ip4)
+ 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.syslog_set_sender(self.pg2.local_ip4n, self.pg2.remote_ip4n)
# UDP
@@ -8909,13 +8770,16 @@ 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'
- self.vapi.dslite_set_b4_addr(b4_ip6, b4_ip4)
+ b4_ip6_n = socket.inet_pton(socket.AF_INET6, b4_ip6)
+ self.vapi.dslite_set_b4_addr(b4_ip6_n, b4_ip4_n)
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, aftr_ip4)
+ self.vapi.dslite_set_aftr_addr(aftr_ip6_n, aftr_ip4_n)
self.vapi.ip_add_del_route(dst_address=aftr_ip6_n,
dst_address_length=128,
@@ -8989,6 +8853,7 @@ 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)
@@ -9008,11 +8873,10 @@ class TestNAT66(MethodHolder):
def test_static(self):
""" 1:1 NAT66 test """
- 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_interface(self.pg0.sw_if_index)
+ self.vapi.nat66_add_del_interface(self.pg1.sw_if_index, is_inside=0)
self.vapi.nat66_add_del_static_mapping(self.pg0.remote_ip6n,
- self.nat_addr)
+ self.nat_addr_n)
# in2out
pkts = []
@@ -9082,11 +8946,10 @@ class TestNAT66(MethodHolder):
def test_check_no_translate(self):
""" NAT66 translate only when egress interface is outside interface """
- 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_interface(self.pg0.sw_if_index)
+ 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)
+ self.nat_addr_n)
# in2out
p = (Ether(dst=self.pg0.local_mac, src=self.pg0.remote_mac) /
@@ -9111,8 +8974,8 @@ class TestNAT66(MethodHolder):
interfaces = self.vapi.nat66_interface_dump()
for intf in interfaces:
self.vapi.nat66_add_del_interface(intf.sw_if_index,
- is_add=0,
- flags=intf.flags)
+ intf.is_inside,
+ is_add=0)
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 bda1aea425c..62fc0aa42b3 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -122,22 +122,23 @@ 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,
- 'is_add': 1, },
+ 'addr_only': 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,
- 'is_add': 1, },
- 'nat44_interface_add_del_feature': {'is_add': 1, },
- 'nat44_interface_add_del_output_feature': {'is_add': 1, },
+ '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, },
'nat44_lb_static_mapping_add_del_local': {'is_add': 1, },
- 'nat64_add_del_interface': {'is_add': 1, },
+ 'nat64_add_del_interface': {'is_inside': 1, '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_add': 1, },
+ 'nat66_add_del_interface': {'is_inside': 1, '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, },
@@ -754,35 +755,35 @@ class VppPapiProvider(object):
def nat44_interface_add_del_feature(
self,
sw_if_index,
- is_add=1,
- flags=0):
+ is_inside=1,
+ is_add=1):
"""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,
- 'flags': flags,
+ 'is_inside': is_inside,
'sw_if_index': sw_if_index})
def nat44_interface_add_del_output_feature(
self,
sw_if_index,
- is_add=1,
- flags=0):
+ is_inside=1,
+ is_add=1):
"""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,
- 'flags': flags,
+ 'is_inside': is_inside,
'sw_if_index': sw_if_index})
def nat44_add_del_static_mapping(
@@ -792,11 +793,14 @@ class VppPapiProvider(object):
external_sw_if_index=0xFFFFFFFF,
local_port=0,
external_port=0,
+ addr_only=1,
vrf_id=0,
protocol=0,
- is_add=1,
- flags=0,
- tag=""):
+ twice_nat=0,
+ self_twice_nat=0,
+ out2in_only=0,
+ tag="",
+ is_add=1):
"""Add/delete NAT44 static mapping
:param local_ip: Local IP address
@@ -804,23 +808,31 @@ 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 flags: NAT configuration flags
- :param is_add: 1 if add, 0 if delete (Default value = 1)
+ :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 is_add: 1 if add, 0 if delete (Default value = 1)
"""
return self.api(
self.papi.nat44_add_del_static_mapping,
{'is_add': is_add,
- 'flags': flags,
+ 'addr_only': addr_only,
'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(
@@ -828,7 +840,7 @@ class VppPapiProvider(object):
ip=b'0',
sw_if_index=0xFFFFFFFF,
port=0,
- flags=0,
+ addr_only=1,
vrf_id=0,
protocol=0,
tag='',
@@ -838,7 +850,7 @@ 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 flags: NAT configuration flags (NAT_IS_ADDR_ONLY)
+ :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 tag: Opaque string tag
@@ -847,13 +859,13 @@ class VppPapiProvider(object):
return self.api(
self.papi.nat44_add_del_identity_mapping,
{'is_add': is_add,
- 'flags': flags,
+ 'addr_only': addr_only,
'ip_address': ip,
- 'protocol': protocol,
'port': port,
'sw_if_index': sw_if_index,
'vrf_id': vrf_id,
- 'tag': tag})
+ 'tag': tag,
+ 'protocol': protocol})
def nat44_add_del_address_range(
self,
@@ -861,69 +873,73 @@ class VppPapiProvider(object):
last_ip_address,
is_add=1,
vrf_id=0xFFFFFFFF,
- flags=0):
+ twice_nat=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,
- 'is_add': is_add,
- 'flags': flags})
+ 'twice_nat': twice_nat,
+ 'is_add': is_add})
def nat44_add_del_interface_addr(
self,
sw_if_index,
- flags=0,
+ twice_nat=0,
is_add=1):
"""Add/del NAT44 address from interface
:param sw_if_index: Software index of the interface
- :param flags: NAT configuration flags (NAT_IS_TWICE_NAT)
+ :param twice_nat: twice NAT address for external hosts
: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,
- 'flags': flags})
+ 'twice_nat': twice_nat})
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,
- 'tag': tag})
+ 'locals': locals})
def nat44_lb_static_mapping_add_del_local(
self,
@@ -964,7 +980,7 @@ class VppPapiProvider(object):
port,
protocol,
vrf_id=0,
- flags=0,
+ is_in=1,
ext_host_address=None,
ext_host_port=0):
"""Delete NAT44 session
@@ -973,19 +989,29 @@ class VppPapiProvider(object):
:param por: port number
:param protocol: IP protocol number
:param vrf_id: VRF ID
- :param flags: NAT configuration flags (NAT_IS_INSIDE)
+ :param is_in: 1 if inside network address and port pair, 0 if outside
:param ext_host_address: external host IPv4 address
:param ext_host_port: external 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})
+ 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})
def nat44_forwarding_enable_disable(
self,
@@ -998,6 +1024,56 @@ 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
@@ -1015,6 +1091,56 @@ 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,
@@ -1060,16 +1186,18 @@ class VppPapiProvider(object):
"""
return self.api(self.papi.nat64_st_dump, {'proto': protocol})
- def nat64_add_del_prefix(self, prefix, vrf_id=0, is_add=1):
+ def nat64_add_del_prefix(self, prefix, plen, 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})
@@ -1110,19 +1238,18 @@ class VppPapiProvider(object):
def nat66_add_del_interface(
self,
sw_if_index,
- flags=0,
+ is_inside=1,
is_add=1):
"""Enable/disable NAT66 feature on the interface
-
:param sw_if_index: Index of the interface
- :param flags: NAT configuration flags (NAT_IS_INSIDE)
+ :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.nat66_add_del_interface,
- {'is_add': is_add,
- 'flags': flags,
- 'sw_if_index': sw_if_index})
+ {'sw_if_index': sw_if_index,
+ 'is_inside': is_inside,
+ 'is_add': is_add})
def nat66_add_del_static_mapping(
self,