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-rwxr-xr-xsmoketest/scripts/cli/test_nat.py109
1 files changed, 63 insertions, 46 deletions
diff --git a/smoketest/scripts/cli/test_nat.py b/smoketest/scripts/cli/test_nat.py
index 2e1b8d431..1f8e4c307 100755
--- a/smoketest/scripts/cli/test_nat.py
+++ b/smoketest/scripts/cli/test_nat.py
@@ -59,36 +59,44 @@ class TestNAT(VyOSUnitTestSHIM.TestCase):
self.cli_commit()
- tmp = cmd('sudo nft -j list table nat')
+ tmp = cmd('sudo nft -j list chain ip nat POSTROUTING')
data_json = jmespath.search('nftables[?rule].rule[?chain]', json.loads(tmp))
for idx in range(0, len(data_json)):
- rule = str(rules[idx])
data = data_json[idx]
- network = f'192.168.{rule}.0/24'
-
- self.assertEqual(data['chain'], 'POSTROUTING')
- self.assertEqual(data['comment'], f'SRC-NAT-{rule}')
- self.assertEqual(data['family'], 'ip')
- self.assertEqual(data['table'], 'nat')
+ if idx == 0:
+ self.assertEqual(data['chain'], 'POSTROUTING')
+ self.assertEqual(data['family'], 'ip')
+ self.assertEqual(data['table'], 'nat')
- iface = dict_search('match.right', data['expr'][0])
- direction = dict_search('match.left.payload.field', data['expr'][1])
- address = dict_search('match.right.prefix.addr', data['expr'][1])
- mask = dict_search('match.right.prefix.len', data['expr'][1])
-
- if int(rule) < 200:
- self.assertEqual(direction, 'saddr')
- self.assertEqual(iface, outbound_iface_100)
- # check for masquerade keyword
- self.assertIn('masquerade', data['expr'][3])
+ jump_target = dict_search('jump.target', data['expr'][1])
+ self.assertEqual(jump_target,'VYOS_PRE_SNAT_HOOK')
else:
- self.assertEqual(direction, 'daddr')
- self.assertEqual(iface, outbound_iface_200)
- # check for return keyword due to 'exclude'
- self.assertIn('return', data['expr'][3])
-
- self.assertEqual(f'{address}/{mask}', network)
+ rule = str(rules[idx - 1])
+ network = f'192.168.{rule}.0/24'
+
+ self.assertEqual(data['chain'], 'POSTROUTING')
+ self.assertEqual(data['comment'], f'SRC-NAT-{rule}')
+ self.assertEqual(data['family'], 'ip')
+ self.assertEqual(data['table'], 'nat')
+
+ iface = dict_search('match.right', data['expr'][0])
+ direction = dict_search('match.left.payload.field', data['expr'][1])
+ address = dict_search('match.right.prefix.addr', data['expr'][1])
+ mask = dict_search('match.right.prefix.len', data['expr'][1])
+
+ if int(rule) < 200:
+ self.assertEqual(direction, 'saddr')
+ self.assertEqual(iface, outbound_iface_100)
+ # check for masquerade keyword
+ self.assertIn('masquerade', data['expr'][3])
+ else:
+ self.assertEqual(direction, 'daddr')
+ self.assertEqual(iface, outbound_iface_200)
+ # check for return keyword due to 'exclude'
+ self.assertIn('return', data['expr'][3])
+
+ self.assertEqual(f'{address}/{mask}', network)
def test_dnat(self):
rules = ['100', '110', '120', '130', '200', '210', '220', '230']
@@ -111,33 +119,42 @@ class TestNAT(VyOSUnitTestSHIM.TestCase):
self.cli_commit()
- tmp = cmd('sudo nft -j list table nat')
+ tmp = cmd('sudo nft -j list chain ip nat PREROUTING')
data_json = jmespath.search('nftables[?rule].rule[?chain]', json.loads(tmp))
for idx in range(0, len(data_json)):
- rule = str(rules[idx])
data = data_json[idx]
- port = int(f'10{rule}')
-
- self.assertEqual(data['chain'], 'PREROUTING')
- self.assertEqual(data['comment'].split()[0], f'DST-NAT-{rule}')
- self.assertEqual(data['family'], 'ip')
- self.assertEqual(data['table'], 'nat')
-
- iface = dict_search('match.right', data['expr'][0])
- direction = dict_search('match.left.payload.field', data['expr'][1])
- protocol = dict_search('match.left.payload.protocol', data['expr'][1])
- dnat_addr = dict_search('dnat.addr', data['expr'][3])
- dnat_port = dict_search('dnat.port', data['expr'][3])
-
- self.assertEqual(direction, 'sport')
- self.assertEqual(dnat_addr, '192.0.2.1')
- self.assertEqual(dnat_port, port)
- if int(rule) < 200:
- self.assertEqual(iface, inbound_iface_100)
- self.assertEqual(protocol, inbound_proto_100)
+ if idx == 0:
+ self.assertEqual(data['chain'], 'PREROUTING')
+ self.assertEqual(data['family'], 'ip')
+ self.assertEqual(data['table'], 'nat')
+
+ jump_target = dict_search('jump.target', data['expr'][1])
+ self.assertEqual(jump_target,'VYOS_PRE_DNAT_HOOK')
else:
- self.assertEqual(iface, inbound_iface_200)
+
+ rule = str(rules[idx - 1])
+ port = int(f'10{rule}')
+
+ self.assertEqual(data['chain'], 'PREROUTING')
+ self.assertEqual(data['comment'].split()[0], f'DST-NAT-{rule}')
+ self.assertEqual(data['family'], 'ip')
+ self.assertEqual(data['table'], 'nat')
+
+ iface = dict_search('match.right', data['expr'][0])
+ direction = dict_search('match.left.payload.field', data['expr'][1])
+ protocol = dict_search('match.left.payload.protocol', data['expr'][1])
+ dnat_addr = dict_search('dnat.addr', data['expr'][3])
+ dnat_port = dict_search('dnat.port', data['expr'][3])
+
+ self.assertEqual(direction, 'sport')
+ self.assertEqual(dnat_addr, '192.0.2.1')
+ self.assertEqual(dnat_port, port)
+ if int(rule) < 200:
+ self.assertEqual(iface, inbound_iface_100)
+ self.assertEqual(protocol, inbound_proto_100)
+ else:
+ self.assertEqual(iface, inbound_iface_200)
def test_snat_required_translation_address(self):
# T2813: Ensure translation address is specified