def _apply_af_awareness(fqdn, address_family):
"""Adds the v4/v6 only annotation to the fqdn.
Example:
fqdn: 'ndt.iupui.mlab3.ath01.measurement-lab.org'
ipv4 only: 'ndt.iupui.mlab3v4.ath01.measurement-lab.org'
ipv6 only: 'ndt.iupui.mlab3v6.ath01.measurement-lab.org'
Args:
fqdn: A tool FQDN with no address family specific annotation.
address_family: The address family for which to create the FQDN or None
to create an address family agnostic FQDN.
Returns:
A FQDN specific to a particular address family, or the original FQDN
if an address family is not specified.
"""
if not address_family:
fqdn_annotation = ''
elif address_family == message.ADDRESS_FAMILY_IPv4:
fqdn_annotation = 'v4'
elif address_family == message.ADDRESS_FAMILY_IPv6:
fqdn_annotation = 'v6'
else:
logging.error('Unrecognized address family: %s', address_family)
return fqdn
fqdn_parts = parse_fqdn.parse(fqdn)
if not fqdn_parts:
logging.error('Cannot parse FQDN: %s', fqdn)
return fqdn
decorated_machine = fqdn_parts['machine'] + fqdn_annotation
return fqdn.replace(fqdn_parts['machine'], decorated_machine)
def testValidV2MachineFqdn(self):
"""A valid v2 machine FQDN."""
fqdn = 'mlab3-xyz03.measurement-lab.org'
expected = {
'experiment': None,
'org': None,
'machine': 'mlab3',
'site': 'xyz03',
'project': None,
'domain': 'measurement-lab.org',
}
actual = parse_fqdn.parse(fqdn)
self.assertEqual(expected, actual)
def testValidV1ExperimentFqdnWithOrg(self):
"""A valid v1 experiment FQDN, with org."""
fqdn = 'ndt.iupui.mlab4.lga06.measurement-lab.org'
expected = {
'experiment': 'ndt',
'org': 'iupui',
'machine': 'mlab4',
'site': 'lga06',
'project': None,
'domain': 'measurement-lab.org',
}
actual = parse_fqdn.parse(fqdn)
self.assertEqual(expected, actual)
def get_slice_site_server_ids(fqdn):
p = parse_fqdn.parse(fqdn)
if not p:
return None, None, None
# If any one of these values is missing, then the whole thing fails.
if not p['experiment'] or not p['machine'] or not p['site']:
return None, None, None
if p['org']:
experiment = '%s_%s' % (p['org'], p['experiment'])
else:
experiment = p['experiment']
return experiment, p['site'], p['machine']
def testInvalidV2ExperimentFqdnBadMachineName(self):
"""A invalid v2 experiment FQDN with invalid machine name."""
fqdn = 'wehe-machine-den05.mlab-oti.measurement-lab.org'
expected = {}
actual = parse_fqdn.parse(fqdn)
self.assertEqual(expected, actual)
def testInvalidV2ExperimentFqdnTooManyParts(self):
"""A invalid v2 experiment FQDN with too many experiment-org parts"""
fqdn = 'ndt-iupui-extra-mlab1-den05.mlab-oti.measurement-lab.org'
expected = {}
actual = parse_fqdn.parse(fqdn)
self.assertEqual(expected, actual)
def testEmptyInput(self):
"""Invalid empty string input."""
fqdn = ''
expected = {}
actual = parse_fqdn.parse(fqdn)
self.assertEqual(expected, actual)
