def get_network_roles(
cls, instance, merge_policy=NetworkRoleMergePolicy()):
"""Method for receiving network roles for particular cluster
:param instance: nailgun.db.sqlalchemy.models.Cluster instance
:param merge_policy: the policy to merge same roles
:returns: List of network roles' descriptions
"""
return PluginManager.get_network_roles(instance, merge_policy)
def setUp(self):
super(TestNetworkRoleMergePolicy, self).setUp()
self.policy = NetworkRoleMergePolicy()
def setUp(self):
super(TestNetworkRoleMergePolicy, self).setUp()
self.policy = NetworkRoleMergePolicy()
class TestNetworkRoleMergePolicy(BaseTestCase):
def setUp(self):
super(TestNetworkRoleMergePolicy, self).setUp()
self.policy = NetworkRoleMergePolicy()
@staticmethod
def _make_plugin_network_role(**kwargs):
properties = {
'subnet': True,
'gateway': False,
'vip': []
}
properties.update(kwargs)
return {
'id': 'test_network_role',
'default_mapping': consts.NETWORKS.public,
'properties': properties
}
def test_apply_path(self):
target = self._make_plugin_network_role(vip=[{'name': 'test_vip_a'}])
patch = self._make_plugin_network_role(vip=[{'name': 'test_vip_b'}])
self.policy.apply_patch(target, patch)
expected = self._make_plugin_network_role(
vip=[{'name': 'test_vip_a'}, {'name': 'test_vip_b'}]
)
self.assertDictEqual(expected, target)
def test_apply_patch_vips_without_duplicates(self):
target = self._make_plugin_network_role(
vip=[{'name': 'test_vip_a'}, {'name': 'test_vip_b'}]
)
patch = self._make_plugin_network_role(vip=[{'name': 'test_vip_a'}])
self.policy.apply_patch(target, patch)
self.assertItemsEqual(
[{'name': 'test_vip_a'}, {'name': 'test_vip_b'}],
target['properties']['vip']
)
def test_apply_patch_fail_if_conflict(self):
with self.assertRaisesRegexp(errors.UnresolvableConflict, 'subnet'):
self.policy.apply_patch(
self._make_plugin_network_role(subnet=True),
self._make_plugin_network_role(subnet=False)
)
with self.assertRaisesRegexp(errors.UnresolvableConflict, 'prop1'):
self.policy.apply_patch(
self._make_plugin_network_role(prop1=0.1),
self._make_plugin_network_role(prop1=1)
)
def test_apply_path_fail_if_vip_conflict(self):
with self.assertRaisesRegexp(
errors.UnresolvableConflict,
"VIP 'test' conflicts with existing one"):
self.policy.apply_patch(
self._make_plugin_network_role(
vip=[{"name": "test", "value": 1}]
),
self._make_plugin_network_role(
vip=[{"name": "test", "value": 2}]
)
)
class TestNetworkRoleMergePolicy(BaseTestCase):
def setUp(self):
super(TestNetworkRoleMergePolicy, self).setUp()
self.policy = NetworkRoleMergePolicy()
@staticmethod
def _make_plugin_network_role(**kwargs):
properties = {'subnet': True, 'gateway': False, 'vip': []}
properties.update(kwargs)
return {
'id': 'test_network_role',
'default_mapping': consts.NETWORKS.public,
'properties': properties
}
def test_apply_path(self):
target = self._make_plugin_network_role(vip=[{'name': 'test_vip_a'}])
patch = self._make_plugin_network_role(vip=[{'name': 'test_vip_b'}])
self.policy.apply_patch(target, patch)
expected = self._make_plugin_network_role(vip=[{
'name': 'test_vip_a'
}, {
'name': 'test_vip_b'
}])
self.assertDictEqual(expected, target)
def test_apply_patch_vips_without_duplicates(self):
target = self._make_plugin_network_role(vip=[{
'name': 'test_vip_a'
}, {
'name': 'test_vip_b'
}])
patch = self._make_plugin_network_role(vip=[{'name': 'test_vip_a'}])
self.policy.apply_patch(target, patch)
self.assertItemsEqual([{
'name': 'test_vip_a'
}, {
'name': 'test_vip_b'
}], target['properties']['vip'])
def test_apply_patch_fail_if_conflict(self):
with self.assertRaisesRegexp(errors.UnresolvableConflict, 'subnet'):
self.policy.apply_patch(
self._make_plugin_network_role(subnet=True),
self._make_plugin_network_role(subnet=False))
with self.assertRaisesRegexp(errors.UnresolvableConflict, 'prop1'):
self.policy.apply_patch(self._make_plugin_network_role(prop1=0.1),
self._make_plugin_network_role(prop1=1))
def test_apply_path_fail_if_vip_conflict(self):
with self.assertRaisesRegexp(errors.UnresolvableConflict,
"VIP 'test' conflicts with existing one"):
self.policy.apply_patch(
self._make_plugin_network_role(vip=[{
"name": "test",
"value": 1
}]),
self._make_plugin_network_role(vip=[{
"name": "test",
"value": 2
}]))
