def __enter__(self):
"""Perform ephemeral network setup if interface is not connected."""
if self.connectivity_url_data:
if net.has_url_connectivity(self.connectivity_url_data):
LOG.debug(
"Skip ephemeral network setup, instance has connectivity"
" to %s",
self.connectivity_url_data["url"],
)
return
self._bringup_device()
# rfc3442 requires us to ignore the router config *if* classless static
# routes are provided.
#
# https://tools.ietf.org/html/rfc3442
#
# If the DHCP server returns both a Classless Static Routes option and
# a Router option, the DHCP client MUST ignore the Router option.
#
# Similarly, if the DHCP server returns both a Classless Static Routes
# option and a Static Routes option, the DHCP client MUST ignore the
# Static Routes option.
if self.static_routes:
self._bringup_static_routes()
elif self.router:
self._bringup_router()
def __enter__(self):
"""Setup sandboxed dhcp context, unless connectivity_url can already be
reached."""
if self.connectivity_url:
if has_url_connectivity(self.connectivity_url):
LOG.debug(
'Skip ephemeral DHCP setup, instance has connectivity'
' to %s', self.connectivity_url)
return
return self.obtain_lease()
def __enter__(self):
"""Setup sandboxed dhcp context, unless connectivity_url can already be
reached."""
if self.connectivity_url:
if has_url_connectivity(self.connectivity_url):
LOG.debug(
'Skip ephemeral DHCP setup, instance has connectivity'
' to %s', self.connectivity_url)
return
return self.obtain_lease()
def __enter__(self):
"""Setup sandboxed dhcp context, unless connectivity_url can already be
reached."""
if self.connectivity_url_data:
if net.has_url_connectivity(self.connectivity_url_data):
LOG.debug(
"Skip ephemeral DHCP setup, instance has connectivity"
" to %s",
self.connectivity_url_data,
)
return
return self.obtain_lease()
def test_true_on_url_connectivity_failure(self):
httpretty.register_uri(httpretty.GET, self.url, body={}, status=404)
self.assertFalse(net.has_url_connectivity(self.url),
'Expected False on url fail')
def test_true_on_url_connectivity_timeout(self, m_request):
"""A timeout raised accessing the url will return False."""
m_request.side_effect = requests.Timeout('Fake Connection Timeout')
self.assertFalse(net.has_url_connectivity(self.url),
'Expected False on url timeout')
def test_true_on_url_connectivity_success(self):
httpretty.register_uri(httpretty.GET, self.url)
self.assertTrue(net.has_url_connectivity(self.url),
'Expected True on url connect')
def test_url_timeout_on_connectivity_check(self, m_readurl):
"""A timeout of 5 seconds is provided when reading a url."""
self.assertTrue(net.has_url_connectivity(self.url),
'Expected True on url connect')
def test_true_on_url_connectivity_failure(self):
httpretty.register_uri(httpretty.GET, self.url, body={}, status=404)
self.assertFalse(
net.has_url_connectivity(self.url), 'Expected False on url fail')
def test_true_on_url_connectivity_timeout(self, m_request):
"""A timeout raised accessing the url will return False."""
m_request.side_effect = requests.Timeout('Fake Connection Timeout')
self.assertFalse(
net.has_url_connectivity(self.url),
'Expected False on url timeout')
def test_true_on_url_connectivity_success(self):
httpretty.register_uri(httpretty.GET, self.url)
self.assertTrue(
net.has_url_connectivity(self.url), 'Expected True on url connect')
def test_url_timeout_on_connectivity_check(self, m_readurl):
"""A timeout of 5 seconds is provided when reading a url."""
self.assertTrue(
net.has_url_connectivity(self.url), 'Expected True on url connect')