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[nat64] add functional tests (#8161)

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The test includes:
- Counters (protocol & error (4to6 no mapping, other errors are not
  expected))
- ICMP ping Connectivity
- UDP connectivity
This commit is contained in:
Song GUO
2022-09-29 10:54:49 -07:00
committed by GitHub
parent fc8949afb5
commit 06a6de24fa
5 changed files with 215 additions and 24 deletions
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tests/scripts/thread-cert/node.py
+91
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@@ -1999,6 +1999,97 @@ class NodeImpl:
self.send_command(cmd)
return self._expect_command_output()[0].split(' ')[0]
def get_nat64_mappings(self):
cmd = 'nat64 mappings'
self.send_command(cmd)
result = self._expect_command_output()
session = None
session_counters = None
sessions = []
for line in result:
m = re.match(
r'\|\s+([a-f0-9]+)\s+\|\s+(.+)\s+\|\s+(.+)\s+\|\s+(\d+)s\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|',
line)
if m:
groups = m.groups()
if session:
session['counters'] = session_counters
sessions.append(session)
session = {
'id': groups[0],
'ip6': groups[1],
'ip4': groups[2],
'expiry': int(groups[3]),
}
session_counters = {}
session_counters['total'] = {
'4to6': {
'packets': int(groups[4]),
'bytes': int(groups[5]),
},
'6to4': {
'packets': int(groups[6]),
'bytes': int(groups[7]),
},
}
continue
if not session:
continue
m = re.match(r'\|\s+\|\s+(.+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|', line)
if m:
groups = m.groups()
session_counters[groups[0]] = {
'4to6': {
'packets': int(groups[1]),
'bytes': int(groups[2]),
},
'6to4': {
'packets': int(groups[3]),
'bytes': int(groups[4]),
},
}
if session:
session['counters'] = session_counters
sessions.append(session)
return sessions
def get_nat64_counters(self):
cmd = 'nat64 counters'
self.send_command(cmd)
result = self._expect_command_output()
protocol_counters = {}
error_counters = {}
for line in result:
m = re.match(r'\|\s+(.+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|', line)
if m:
groups = m.groups()
protocol_counters[groups[0]] = {
'4to6': {
'packets': int(groups[1]),
'bytes': int(groups[2]),
},
'6to4': {
'packets': int(groups[3]),
'bytes': int(groups[4]),
},
}
continue
m = re.match(r'\|\s+(.+)\s+\|\s+(\d+)\s+\|\s+(\d+)\s+\|', line)
if m:
groups = m.groups()
error_counters[groups[0]] = {
'4to6': {
'packets': int(groups[1]),
},
'6to4': {
'packets': int(groups[2]),
},
}
continue
return {'protocol': protocol_counters, 'errors': error_counters}
def get_netdata_nat64_prefix(self):
prefixes = []
routes = self.get_routes()