def migrate_server(context, server_id):
server = context.src_cloud.nova.servers.get(server_id)
server_id = server.id
flavor_id = server.flavor["id"]
flavor_retrieve = "flavor-{}-retrieve".format(flavor_id)
resources = []
identity_flow = identity_tasks.migrate_server_identity(context, server.to_dict())
resources.append(identity_flow)
tenant = context.src_cloud.keystone.tenants.get(server.tenant_id)
server_secgroups = server.list_security_group()
for secgroup in server_secgroups:
secgroup_retrieve = "secgroup-{}-retrieve".format(secgroup.id)
if secgroup_retrieve not in context.store:
secgroup_flow = secgroup_tasks.migrate_secgroup(context, secgroup.id, tenant.id, server.user_id)
resources.append(secgroup_flow)
server_nics = "server-{}-nics".format(server_id)
nics = []
for network_name, addresses in server.addresses.iteritems():
for address in addresses:
flow, nic = network_tasks.migrate_nic(context, network_name, address, tenant.id)
if flow is not None:
resources.append(flow)
if nic is not None:
nics.append(nic)
resources.append(task_utils.Gather(name=server_nics, provides=server_nics, rebind=nics))
if flavor_retrieve not in context.store:
flavor_flow = flavor_tasks.migrate_flavor(context, flavor_id)
resources.append(flavor_flow)
add_resources, server_flow = server_tasks.reprovision_server(context, server, server_nics)
resources += add_resources
return resources, server_flow
def test_migrate_server_identity(self):
self.patchFlows()
self.context.store = {
"user-role-%s-%s-%s-ensure" % (self.user_id,
self.roles[3].id,
self.tenant_id): True,
}
flow = identity.migrate_server_identity(
self.context,
self.server_info
)
self.src_cloud.keystone.users.list_roles.assert_called_once_with(
self.user_id,
tenant=self.tenant_id
)
self.mock_flow.assert_called_once_with(
"server-identity-%s" % self.server_info["id"]
)
# Tenant migration task created
self.assertEqual(
self.mock_tenant.call_args_list,
[call(self.context, self.tenant_id), ]
)
# User migration task created
self.assertEqual(
self.mock_user.call_args_list,
[
call(self.context,
self.user_id,
tenant_id=self.tenant_id)
]
)
# Tasks for each of roles
self.assertEqual(
self.mock_role.call_args_list,
[call(self.context, r.id) for r in self.roles]
)
# Tasks for memberships of 0 and 2
# [1] is skipped since it is started from "_"
# [3] is skipped since there is such task in store already
self.assertEqual(
self.mock_member.call_args_list,
[
call(self.context,
self.user_id,
r.id,
self.tenant_id)
for r in [self.roles[0], self.roles[2]]
]
)
def test_migrate_server_return(self):
self.src_cloud.keystone.users.list_roles.return_value = [self.roles[0]]
flow = identity.migrate_server_identity(
self.context,
self.server_info
)
self.assertEqual(self.context.store, {
"role-role1_id-retrieve": "role1_id",
"tenant-dummy_tenant_id-retrieve": "dummy_tenant_id",
"user-dummy_user_id-retrieve": "dummy_user_id",
"user-role-dummy_user_id-role1_id-dummy_tenant_id-ensure":
"user-role-dummy_user_id-role1_id-dummy_tenant_id-ensure"
})
self.assertEqual(flow, self.mock_flow.return_value)
def test_migrate_server_identity_tenant_and_user_exist(self):
self.patchFlows()
self.context.store = {
"tenant-%s-retrieve" % self.tenant_id: True,
"user-%s-retrieve" % self.user_id: True,
}
flow = identity.migrate_server_identity(
self.context,
self.server_info
)
# Assert neither migrate_tenant nor migrate_user are called if
# corresponding ones exist in store
self.assertFalse(self.mock_tenant.called)
self.assertFalse(self.mock_user.called)