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-rw-r--r--test/test_snat.py33
-rw-r--r--test/vpp_papi_provider.py5
2 files changed, 35 insertions, 3 deletions
diff --git a/test/test_snat.py b/test/test_snat.py
index 09fdb108c0b..b6cc1c9a17f 100644
--- a/test/test_snat.py
+++ b/test/test_snat.py
@@ -269,6 +269,9 @@ class TestSNAT(VppTestCase):
"""
Clear SNAT configuration.
"""
+ if self.pg7.has_ip4_config:
+ self.pg7.unconfig_ip4()
+
interfaces = self.vapi.snat_interface_addr_dump()
for intf in interfaces:
self.vapi.snat_add_interface_addr(intf.sw_if_index, is_add=0)
@@ -297,8 +300,9 @@ class TestSNAT(VppTestCase):
addr.ip_address,
is_add=0)
- def snat_add_static_mapping(self, local_ip, external_ip, local_port=0,
- external_port=0, vrf_id=0, is_add=1):
+ def snat_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):
"""
Add/delete S-NAT static mapping
@@ -308,6 +312,7 @@ class TestSNAT(VppTestCase):
:param external_port: External port number (Optional)
:param vrf_id: VRF ID (Default 0)
:param is_add: 1 if add, 0 if delete (Default add)
+ :param external_sw_if_index: External interface instead of IP address
"""
addr_only = 1
if local_port and external_port:
@@ -317,6 +322,7 @@ class TestSNAT(VppTestCase):
self.vapi.snat_add_static_mapping(
l_ip,
e_ip,
+ external_sw_if_index,
local_port,
external_port,
addr_only,
@@ -762,12 +768,35 @@ class TestSNAT(VppTestCase):
self.pg7.config_ip4()
adresses = self.vapi.snat_address_dump()
self.assertEqual(1, len(adresses))
+ self.assertEqual(adresses[0].ip_address[0:4], self.pg7.local_ip4n)
# remove interface address and check NAT address pool
self.pg7.unconfig_ip4()
adresses = self.vapi.snat_address_dump()
self.assertEqual(0, len(adresses))
+ def test_interface_addr_static_mapping(self):
+ """ Static mapping with addresses from interface """
+ self.vapi.snat_add_interface_addr(self.pg7.sw_if_index)
+ self.snat_add_static_mapping('1.2.3.4',
+ external_sw_if_index=self.pg7.sw_if_index)
+
+ # no static mappings
+ static_mappings = self.vapi.snat_static_mapping_dump()
+ self.assertEqual(0, len(static_mappings))
+
+ # configure interface address and check static mappings
+ self.pg7.config_ip4()
+ static_mappings = self.vapi.snat_static_mapping_dump()
+ self.assertEqual(1, len(static_mappings))
+ self.assertEqual(static_mappings[0].external_ip_address[0:4],
+ self.pg7.local_ip4n)
+
+ # remove interface address and check static mappings
+ self.pg7.unconfig_ip4()
+ static_mappings = self.vapi.snat_static_mapping_dump()
+ self.assertEqual(0, len(static_mappings))
+
def test_ipfix_nat44_sess(self):
""" S-NAT IPFIX logging NAT44 session created/delted """
self.snat_add_address(self.snat_addr)
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 96f3ddc5dae..901ea2744cb 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -843,7 +843,8 @@ class VppPapiProvider(object):
def snat_add_static_mapping(
self,
local_ip,
- external_ip,
+ external_ip=0,
+ external_sw_if_index=0xFFFFFFFF,
local_port=0,
external_port=0,
addr_only=1,
@@ -854,6 +855,7 @@ class VppPapiProvider(object):
:param local_ip: Local IP address
:param external_ip: External IP address
+ :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
@@ -870,6 +872,7 @@ class VppPapiProvider(object):
'external_ip_address': external_ip,
'local_port': local_port,
'external_port': external_port,
+ 'external_sw_if_index': external_sw_if_index,
'vrf_id': vrf_id})
def snat_add_address_range(