def test_ipv6_server_address(self):
cfg.CONF.set_override('servers',
['[ABCD:EF01:2345:6789:ABCD:EF01:2345:6789]:80'],
'RESTPROXY')
s = servermanager.ServerPool()
self.assertEqual(s.servers[0].server,
'[ABCD:EF01:2345:6789:ABCD:EF01:2345:6789]')
def __init__(self, server_timeout=None):
super(NeutronRestProxyV2, self).__init__()
LOG.info(_('NeutronRestProxy: Starting plugin. Version=%s'),
version_string_with_vcs())
pl_config.register_config()
self.evpool = eventlet.GreenPool(cfg.CONF.RESTPROXY.thread_pool_size)
# Include the BigSwitch Extensions path in the api_extensions
neutron_extensions.append_api_extensions_path(extensions.__path__)
self.add_meta_server_route = cfg.CONF.RESTPROXY.add_meta_server_route
# init network ctrl connections
self.servers = servermanager.ServerPool(server_timeout)
self.network_scheduler = importutils.import_object(
cfg.CONF.network_scheduler_driver)
# setup rpc for security and DHCP agents
self._setup_rpc()
if cfg.CONF.RESTPROXY.sync_data:
self._send_all_data()
LOG.debug(_("NeutronRestProxyV2: initialization done"))
def __init__(self):
super(NeutronRestProxyV2, self).__init__()
LOG.info(_LI('NeutronRestProxy: Starting plugin. Version=%s'),
version.version_string_with_vcs())
pl_config.register_config()
self.evpool = eventlet.GreenPool(cfg.CONF.RESTPROXY.thread_pool_size)
# Include the Big Switch Extensions path in the api_extensions
neutron_extensions.append_api_extensions_path(extensions.__path__)
self.add_meta_server_route = cfg.CONF.RESTPROXY.add_meta_server_route
# init network ctrl connections
self.servers = servermanager.ServerPool()
self.servers.get_topo_function = self._get_all_data
self.servers.get_topo_function_args = {
'get_ports': True,
'get_floating_ips': True,
'get_routers': True
}
self.network_scheduler = importutils.import_object(
cfg.CONF.network_scheduler_driver)
# setup rpc for security and DHCP agents
self._setup_rpc()
if cfg.CONF.RESTPROXY.sync_data:
self._send_all_data()
self.start_periodic_dhcp_agent_status_check()
LOG.debug("NeutronRestProxyV2: initialization done")
def __init__(self, server_timeout=None):
super(NeutronRestProxyV2, self).__init__()
LOG.info(_('NeutronRestProxy: Starting plugin. Version=%s'),
version_string_with_vcs())
pl_config.register_config()
# Include the BigSwitch Extensions path in the api_extensions
neutron_extensions.append_api_extensions_path(extensions.__path__)
self.add_meta_server_route = cfg.CONF.RESTPROXY.add_meta_server_route
# init network ctrl connections
self.servers = servermanager.ServerPool(server_timeout)
# init dhcp support
self.topic = topics.PLUGIN
self.network_scheduler = importutils.import_object(
cfg.CONF.network_scheduler_driver)
self._dhcp_agent_notifier = dhcp_rpc_agent_api.DhcpAgentNotifyAPI()
self.agent_notifiers[const.AGENT_TYPE_DHCP] = (
self._dhcp_agent_notifier)
self.conn = rpc.create_connection(new=True)
self.callbacks = RpcProxy()
self.dispatcher = self.callbacks.create_rpc_dispatcher()
self.conn.create_consumer(self.topic, self.dispatcher, fanout=False)
# Consume from all consumers in a thread
self.conn.consume_in_thread()
if cfg.CONF.RESTPROXY.sync_data:
self._send_all_data()
LOG.debug(_("NeutronRestProxyV2: initialization done"))
def test_connect_failures(self):
sp = servermanager.ServerPool()
with mock.patch(HTTPCON, return_value=None):
resp = sp.servers[0].rest_call('GET', '/')
self.assertEqual(resp, (0, None, None, None))
# verify same behavior on ssl class
sp.servers[0].currentcon = False
sp.servers[0].ssl = True
with mock.patch(HTTPSCON, return_value=None):
resp = sp.servers[0].rest_call('GET', '/')
self.assertEqual(resp, (0, None, None, None))
def test_auth_header(self):
cfg.CONF.set_override('server_auth', 'username:pass', 'RESTPROXY')
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
rv = conmock.return_value
rv.getresponse.return_value.getheader.return_value = 'HASHHEADER'
sp.rest_create_network('tenant', 'network')
callheaders = rv.request.mock_calls[0][1][3]
self.assertIn('Authorization', callheaders)
self.assertEqual(callheaders['Authorization'],
'Basic dXNlcm5hbWU6cGFzcw==')
def test_capabilities_retrieval_failure(self):
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
rv = conmock.return_value.getresponse.return_value
rv.getheader.return_value = 'HASHHEADER'
# a failure to parse should result in an empty capability set
rv.read.return_value = 'XXXXX'
self.assertEqual([], sp.servers[0].get_capabilities())
# One broken server should affect all capabilities
rv.read.side_effect = ['{"a": "b"}', '["b","c","d"]']
self.assertEqual(set(), sp.get_capabilities())
def test_header_add(self):
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
rv = conmock.return_value
rv.getresponse.return_value.getheader.return_value = 'HASHHEADER'
sp.servers[0].rest_call('GET', '/', headers={'EXTRA-HEADER': 'HI'})
callheaders = rv.request.mock_calls[0][1][3]
# verify normal headers weren't mangled
self.assertIn('Content-type', callheaders)
self.assertEqual(callheaders['Content-type'], 'application/json')
# verify new header made it in
self.assertIn('EXTRA-HEADER', callheaders)
self.assertEqual(callheaders['EXTRA-HEADER'], 'HI')
def test_reconnect_on_timeout_change(self):
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
rv = conmock.return_value
rv.getresponse.return_value.getheader.return_value = 'HASHHEADER'
sp.servers[0].capabilities = ['keep-alive']
sp.servers[0].rest_call('GET', '/', timeout=10)
# even with keep-alive enabled, a change in timeout will trigger
# a reconnect
sp.servers[0].rest_call('GET', '/', timeout=75)
conmock.assert_has_calls([
mock.call('localhost', 9000, timeout=10),
mock.call('localhost', 9000, timeout=75),
], any_order=True)
def test_no_reconnect_recurse_to_infinity(self):
# retry uses recursion when a reconnect is necessary
# this test makes sure it stops after 1 recursive call
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
rv = conmock.return_value
# hash header must be string instead of mock object
rv.getresponse.return_value.getheader.return_value = 'HASH'
sp.servers[0].capabilities = ['keep-alive']
sp.servers[0].rest_call('GET', '/first')
# after retrying once, the rest call should raise the
# exception up
rv.request.side_effect = httplib.ImproperConnectionState()
self.assertRaises(httplib.ImproperConnectionState,
sp.servers[0].rest_call, *('GET', '/second'))
# 1 for the first call, 2 for the second with retry
self.assertEqual(rv.request.call_count, 3)
def test_capabilities_retrieval(self):
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
rv = conmock.return_value.getresponse.return_value
rv.getheader.return_value = 'HASHHEADER'
# each server will get different capabilities
rv.read.side_effect = ['["a","b","c"]', '["b","c","d"]']
# pool capabilities is intersection between both
self.assertEqual(set(['b', 'c']), sp.get_capabilities())
self.assertEqual(2, rv.read.call_count)
# the pool should cache after the first call so no more
# HTTP calls should be made
rv.read.side_effect = ['["w","x","y"]', '["x","y","z"]']
self.assertEqual(set(['b', 'c']), sp.get_capabilities())
self.assertEqual(2, rv.read.call_count)
def initialize(self, server_timeout=None):
LOG.debug(_('Initializing driver'))
# register plugin config opts
pl_config.register_config()
self.evpool = eventlet.GreenPool(cfg.CONF.RESTPROXY.thread_pool_size)
# backend doesn't support bulk operations yet
self.native_bulk_support = False
# init network ctrl connections
self.servers = servermanager.ServerPool(server_timeout)
self.servers.get_topo_function = self._get_all_data
self.servers.get_topo_function_args = {'get_ports': True,
'get_floating_ips': False,
'get_routers': False}
self.segmentation_types = ', '.join(cfg.CONF.ml2.type_drivers)
LOG.debug(_("Initialization done"))
def initialize(self):
LOG.debug('Initializing driver')
# register plugin config opts
pl_config.register_config()
self.evpool = eventlet.GreenPool(cfg.CONF.RESTPROXY.thread_pool_size)
# init network ctrl connections
self.servers = servermanager.ServerPool()
self.servers.get_topo_function = self._get_all_data
self.servers.get_topo_function_args = {'get_ports': True,
'get_floating_ips': False,
'get_routers': False}
self.segmentation_types = ', '.join(cfg.CONF.ml2.type_drivers)
# Track hosts running IVS to avoid excessive calls to the backend
self.ivs_host_cache = {}
LOG.debug("Initialization done")
def test_reconnect_cached_connection(self):
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
rv = conmock.return_value
rv.getresponse.return_value.getheader.return_value = 'HASH'
sp.servers[0].capabilities = ['keep-alive']
sp.servers[0].rest_call('GET', '/first')
# raise an error on re-use to verify reconnect
# return okay the second time so the reconnect works
rv.request.side_effect = [httplib.ImproperConnectionState(),
mock.MagicMock()]
sp.servers[0].rest_call('GET', '/second')
uris = [c[1][1] for c in rv.request.mock_calls]
expected = [
sp.base_uri + '/first',
sp.base_uri + '/second',
sp.base_uri + '/second',
]
self.assertEqual(uris, expected)
def test_socket_error(self):
sp = servermanager.ServerPool()
with mock.patch(HTTPCON) as conmock:
conmock.return_value.request.side_effect = socket.timeout()
resp = sp.servers[0].rest_call('GET', '/')
self.assertEqual(resp, (0, None, None, None))
