541 lines
23 KiB
Python
541 lines
23 KiB
Python
# Copyright 2016 Platform9 Systems Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from moto import mock_ec2
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from moto import mock_cloudwatch
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from moto.ec2 import ec2_backends
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from nova import context
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from nova import exception
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from nova import objects
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from nova import test
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from nova.compute import power_state
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from nova.compute import vm_states
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from nova.compute import task_states
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from nova.image.glance import GlanceImageService
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from nova.tests.unit import fake_instance
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from nova.tests.unit import matchers
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from nova.virt.ec2 import EC2Driver
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from oslo_config import cfg
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from oslo_utils import uuidutils
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import base64
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import boto
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import contextlib
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import mock
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class EC2DriverTestCase(test.NoDBTestCase):
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@mock_ec2
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@mock_cloudwatch
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def setUp(self):
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super(EC2DriverTestCase, self).setUp()
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self.fake_access_key = 'aws_access_key'
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self.fake_secret_key = 'aws_secret_key'
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self.region_name = 'us-east-1'
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self.region = boto.ec2.get_region(self.region_name)
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self.flags(access_key=self.fake_access_key,
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secret_key=self.fake_secret_key,
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# Region name cannot be fake
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region_name=self.region_name, group='AWS')
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self.conn = EC2Driver(None, False)
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self.type_data = None
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self.project_id = 'fake'
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self.user_id = 'fake'
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self.instance_node = None
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self.uuid = None
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self.instance = None
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self.context = context.RequestContext(self.user_id, self.project_id)
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self.fake_vpc_conn = boto.vpc.VPCConnection(
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region=self.region, aws_access_key_id=self.fake_access_key,
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aws_secret_access_key=self.fake_secret_key)
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self.fake_ec2_conn = boto.ec2.EC2Connection(
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aws_access_key_id=self.fake_access_key,
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aws_secret_access_key=self.fake_secret_key,
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region=self.region)
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def tearDown(self):
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super(EC2DriverTestCase, self).tearDown()
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def reset(self):
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instance_list = self.conn.ec2_conn.get_only_instances()
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# terminated instances are considered deleted and hence ignore them
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instance_id_list = [x.id for x in instance_list if x.state != 'terminated']
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self.conn.ec2_conn.stop_instances(instance_ids=instance_id_list,
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force=True)
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self.conn.ec2_conn.terminate_instances(instance_ids=instance_id_list)
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self.type_data = None
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self.instance = None
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self.uuid = None
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self.instance_node = None
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@mock_ec2
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def test_list_instances(self):
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for x in range(0, 5):
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self.conn.ec2_conn.run_instances('ami-1234abc')
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fake_list = self.conn.list_instances()
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self.assertEqual(5, len(fake_list))
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self.reset()
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@mock_ec2
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def test_add_ssh_keys_key_exists(self):
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fake_key = 'fake_key'
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fake_key_data = 'abcdefgh'
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self.conn.ec2_conn.import_key_pair(fake_key, fake_key_data)
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with contextlib.nested(
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mock.patch.object(boto.ec2.EC2Connection, 'get_key_pair'),
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mock.patch.object(boto.ec2.EC2Connection, 'import_key_pair'),
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) as (fake_get, fake_import):
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fake_get.return_value = True
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self.conn._add_ssh_keys(fake_key, fake_key_data)
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fake_get.assert_called_once_with(fake_key)
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fake_import.assert_not_called()
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@mock_ec2
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def test_add_ssh_keys_key_absent(self):
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fake_key = 'fake_key'
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fake_key_data = 'abcdefgh'
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with contextlib.nested(
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mock.patch.object(boto.ec2.EC2Connection, 'get_key_pair'),
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mock.patch.object(boto.ec2.EC2Connection, 'import_key_pair'),
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) as (fake_get, fake_import):
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fake_get.return_value = False
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self.conn._add_ssh_keys(fake_key, fake_key_data)
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fake_get.assert_called_once_with(fake_key)
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fake_import.assert_called_once_with(fake_key, fake_key_data)
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def test_process_network_info(self):
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fake_network_info = [
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{
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'profile': {},
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'ovs_interfaceid': None,
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'preserve_on_delete': False,
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'network': {
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'bridge': None,
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'subnets': [{
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'ips': [{
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'meta': {},
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'version': 4,
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'type': 'fixed',
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'floating_ips': [],
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'address': u'192.168.100.5'}],
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'version': 4,
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'meta': {},
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'dns': [],
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'routes': [],
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'cidr': u'192.168.100.0/24',
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'gateway': {
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'meta': {},
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'version': 4,
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'type': 'gateway',
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'address': u'192.168.100.1'}}],
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'meta': {
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'injected': True,
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'tenant_id': '135b1a036a51414ea1f989ab59fefde5'},
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'id': '4f8ad58d-de60-4b52-94ba-8b988a9b7f33',
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'label': 'test'},
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'devname': 'tapa9a90cf6-62',
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'vnic_type': 'normal',
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'qbh_params': None,
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'meta': {},
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'details': '{"subnet_id": "subnet-0107db5a",'
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' "ip_address": "192.168.100.5"}',
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'address': 'fa:16:3e:23:65:2c',
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'active': True,
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'type': 'vip_type_a',
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'id': 'a9a90cf6-627c-46f3-829d-c5a2ae07aaf0',
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'qbg_params': None
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}
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]
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aws_subnet_id, aws_fixed_ip, port_id, network_id = \
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self.conn._process_network_info(fake_network_info)
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self.assertEqual(aws_subnet_id, 'subnet-0107db5a')
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self.assertEqual(aws_fixed_ip, '192.168.100.5')
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self.assertEqual(port_id, 'a9a90cf6-627c-46f3-829d-c5a2ae07aaf0')
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self.assertEqual(network_id, '4f8ad58d-de60-4b52-94ba-8b988a9b7f33')
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def _get_instance_flavor_details(self):
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return {
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'memory_mb': 2048.0, 'root_gb': 0, 'deleted_at': None,
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'name': 't2.small', 'deleted': 0, 'created_at': None,
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'ephemeral_gb': 0, 'updated_at': None, 'disabled': False,
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'vcpus': 1, 'extra_specs': {}, 'swap': 0, 'rxtx_factor': 1.0,
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'is_public': True, 'flavorid': '1', 'vcpu_weight': None, 'id': 2
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}
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def _create_instance(self, key_name=None, key_data=None, user_data=None):
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uuid = uuidutils.generate_uuid()
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self.type_data = self._get_instance_flavor_details()
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values = {
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'name': 'fake_instance',
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'id': 1,
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'uuid': uuid,
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'project_id': self.project_id,
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'user_id': self.user_id,
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'kernel_id': 'fake_kernel_id',
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'ramdisk_id': 'fake_ramdisk_id',
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'flavor': objects.flavor.Flavor(**self.type_data),
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'node': 'fake_node',
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'memory_mb': self.type_data['memory_mb'],
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'root_gb': self.type_data['root_gb'],
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'ephemeral_gb': self.type_data['ephemeral_gb'],
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'vpcus': self.type_data['vcpus'],
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'swap': self.type_data['swap'],
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'expected_attrs': ['system_metadata', 'metadata'],
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'display_name': 'fake_instance',
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}
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if key_name and key_data:
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values['key_name'] = key_name
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values['key_data'] = key_data
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if user_data:
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values['user_data'] = user_data
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self.instance_node = 'fake_node'
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self.uuid = uuid
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self.instance = fake_instance.fake_instance_obj(self.context, **values)
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def _create_network(self):
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self.vpc = self.fake_vpc_conn.create_vpc('192.168.100.0/24')
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self.subnet = self.fake_vpc_conn.create_subnet(self.vpc.id,
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'192.168.100.0/24')
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self.subnet_id = self.subnet.id
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def _create_nova_vm(self):
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self.conn.spawn(self.context, self.instance, None, injected_files=[],
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admin_password=None, network_info=None,
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block_device_info=None)
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@mock_ec2
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def test_spawn(self):
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self._create_instance()
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self._create_network()
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with contextlib.nested(
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mock.patch.object(EC2Driver, '_get_image_ami_id_from_meta'),
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mock.patch.object(EC2Driver, '_process_network_info'),
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mock.patch.object(EC2Driver, '_get_instance_sec_grps'),
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) as (mock_image, mock_network, mock_secgrp):
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mock_image.return_value = 'ami-1234abc'
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mock_network.return_value = (self.subnet_id, '192.168.10.5', None,
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None)
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mock_secgrp.return_value = []
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self._create_nova_vm()
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fake_instances = self.fake_ec2_conn.get_only_instances()
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self.assertEqual(len(fake_instances), 1)
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inst = fake_instances[0]
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self.assertEqual(inst.vpc_id, self.vpc.id)
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self.assertEqual(self.subnet_id, inst.subnet_id)
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self.assertEqual(inst.tags['Name'], 'fake_instance')
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self.assertEqual(inst.tags['openstack_id'], self.uuid)
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self.assertEqual(inst.image_id, 'ami-1234abc')
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self.assertEqual(inst.region.name, self.region_name)
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self.assertEqual(inst.key_name, 'None')
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self.assertEqual(inst.instance_type, 't2.small')
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self.reset()
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@mock_ec2
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def test_spawn_with_key(self):
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self._create_instance(key_name='fake_key', key_data='fake_key_data')
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self._create_network()
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with contextlib.nested(
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mock.patch.object(EC2Driver, '_get_image_ami_id_from_meta'),
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mock.patch.object(EC2Driver, '_process_network_info'),
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mock.patch.object(EC2Driver, '_get_instance_sec_grps'),
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) as (mock_image, mock_network, mock_secgrp):
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mock_image.return_value = 'ami-1234abc'
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mock_network.return_value = (self.subnet_id, '192.168.10.5', None,
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None)
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mock_secgrp.return_value = []
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self._create_nova_vm()
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fake_instances = self.fake_ec2_conn.get_only_instances()
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self.assertEqual(len(fake_instances), 1)
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inst = fake_instances[0]
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self.assertEqual(inst.key_name, 'fake_key')
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self.reset()
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@mock_ec2
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def test_spawn_with_userdata(self):
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userdata = """
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#cloud-config
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password: password
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"""
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b64encoded = base64.b64encode(userdata)
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self._create_instance(user_data=b64encoded)
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self._create_network()
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with contextlib.nested(
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mock.patch.object(EC2Driver, '_get_image_ami_id_from_meta'),
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mock.patch.object(EC2Driver, '_process_network_info'),
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mock.patch.object(EC2Driver, '_get_instance_sec_grps'),
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) as (mock_image, mock_network, mock_secgrp):
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mock_image.return_value = 'ami-1234abc'
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mock_network.return_value = (self.subnet_id, '192.168.10.5', None,
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None)
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mock_secgrp.return_value = []
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fake_run_instance_op = self.fake_ec2_conn.run_instances(
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'ami-1234abc')
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boto.ec2.EC2Connection.run_instances = mock.Mock()
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boto.ec2.EC2Connection.run_instances.return_value = \
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fake_run_instance_op
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self._create_nova_vm()
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fake_instances = self.fake_ec2_conn.get_only_instances()
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self.assertEqual(len(fake_instances), 1)
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boto.ec2.EC2Connection.run_instances.assert_called_once_with(
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instance_type='t2.small', key_name=None,
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image_id='ami-1234abc', user_data=userdata,
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subnet_id=self.subnet_id,
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private_ip_address='192.168.10.5',
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security_group_ids=[])
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self.reset()
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@mock_ec2
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def test_spawn_with_network_error(self):
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self._create_instance()
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with contextlib.nested(
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mock.patch.object(EC2Driver, '_get_image_ami_id_from_meta'),
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mock.patch.object(EC2Driver, '_process_network_info'),
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mock.patch.object(EC2Driver, '_get_instance_sec_grps'),
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) as (mock_image, mock_network, mock_secgrp):
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mock_image.return_value = 'ami-1234abc'
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mock_network.return_value = (None, None, None, None)
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mock_secgrp.return_value = []
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self.assertRaises(exception.BuildAbortException, self._create_nova_vm)
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self.reset()
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@mock_ec2
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def test_spawn_with_network_error_from_aws(self):
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self._create_instance()
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with contextlib.nested(
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mock.patch.object(EC2Driver, '_get_image_ami_id_from_meta'),
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mock.patch.object(EC2Driver, '_process_network_info'),
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mock.patch.object(EC2Driver, '_get_instance_sec_grps'),
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) as (mock_image, mock_network, mock_secgrp):
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mock_image.return_value = 'ami-1234abc'
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mock_network.return_value = ('subnet-1234abc', '192.168.10.5',
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None, None)
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mock_secgrp.return_value = []
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self.assertRaises(exception.BuildAbortException, self._create_nova_vm)
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self.reset()
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@mock_ec2
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def test_spawn_with_image_error(self):
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self._create_instance()
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self._create_network()
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with contextlib.nested(
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mock.patch.object(EC2Driver, '_get_image_ami_id_from_meta'),
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mock.patch.object(EC2Driver, '_process_network_info'),
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mock.patch.object(EC2Driver, '_get_instance_sec_grps'),
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) as (mock_image, mock_network, mock_secgrp):
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mock_image.side_effect = exception.BuildAbortException('fake')
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mock_network.return_value = ('subnet-1234abc', '192.168.10.5',
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None, None)
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mock_secgrp.return_value = []
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self.assertRaises(exception.BuildAbortException, self._create_nova_vm)
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self.reset()
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@mock_ec2
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def _create_vm_in_aws_nova(self):
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self._create_instance()
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self._create_network()
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with contextlib.nested(
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mock.patch.object(EC2Driver, '_get_image_ami_id_from_meta'),
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mock.patch.object(EC2Driver, '_process_network_info'),
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mock.patch.object(EC2Driver, '_get_instance_sec_grps'),
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) as (mock_image, mock_network, mock_secgrp):
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mock_image.return_value = 'ami-1234abc'
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mock_network.return_value = (self.subnet_id, '192.168.10.5', None,
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None)
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mock_secgrp.return_value = []
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self._create_nova_vm()
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@mock_ec2
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def test_snapshot(self):
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self._create_vm_in_aws_nova()
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GlanceImageService.update = mock.Mock()
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expected_calls = [
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{'args': (),
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'kwargs':
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{'task_state': task_states.IMAGE_UPLOADING,
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'expected_state': task_states.IMAGE_SNAPSHOT}}]
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func_call_matcher = matchers.FunctionCallMatcher(expected_calls)
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self.conn.snapshot(self.context, self.instance, 'test-snapshot',
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func_call_matcher.call)
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self.assertIsNone(func_call_matcher.match())
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context, snapshot_name, metadata = \
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GlanceImageService.update.call_args[0]
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aws_imgs = self.fake_ec2_conn.get_all_images()
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self.assertEqual(1, len(aws_imgs))
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aws_img = aws_imgs[0]
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self.assertEqual(snapshot_name, 'test-snapshot')
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self.assertEqual(aws_img.name, 'test-snapshot')
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self.assertEqual(aws_img.id, metadata['properties']['ec2_image_id'])
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self.reset()
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@mock_ec2
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def test_snapshot_instance_not_found(self):
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boto.ec2.EC2Connection.create_image = mock.Mock()
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self._create_instance()
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GlanceImageService.update = mock.Mock()
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expected_calls = [
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{'args': (),
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'kwargs':
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{'task_state': task_states.IMAGE_UPLOADING,
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'expected_state': task_states.IMAGE_SNAPSHOT}}]
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func_call_matcher = matchers.FunctionCallMatcher(expected_calls)
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self.assertRaises(exception.InstanceNotFound, self.conn.snapshot,
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self.context, self.instance, 'test-snapshot',
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func_call_matcher.call)
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boto.ec2.EC2Connection.create_image.assert_not_called()
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self.reset()
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@mock_ec2
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def test_reboot_soft(self):
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boto.ec2.EC2Connection.reboot_instances = mock.Mock()
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self._create_vm_in_aws_nova()
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fake_inst = self.fake_ec2_conn.get_only_instances()[0]
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self.conn.reboot(self.context, self.instance, None, 'SOFT', None, None)
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boto.ec2.EC2Connection.reboot_instances.assert_called_once_with(
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instance_ids=[fake_inst.id], dry_run=False)
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self.reset()
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@mock_ec2
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def test_reboot_hard(self):
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self._create_vm_in_aws_nova()
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fake_inst = self.fake_ec2_conn.get_only_instances()[0]
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boto.ec2.EC2Connection.stop_instances = mock.Mock()
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boto.ec2.EC2Connection.start_instances = mock.Mock()
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EC2Driver._wait_for_state = mock.Mock()
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self.conn.reboot(self.context, self.instance, None, 'HARD', None, None)
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boto.ec2.EC2Connection.stop_instances.assert_called_once_with(
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instance_ids=[fake_inst.id], force=False, dry_run=False)
|
|
boto.ec2.EC2Connection.start_instances.assert_called_once_with(
|
|
instance_ids=[fake_inst.id], dry_run=False)
|
|
wait_state_calls = EC2Driver._wait_for_state.call_args_list
|
|
self.assertEqual(2, len(wait_state_calls))
|
|
self.assertEqual('stopped', wait_state_calls[0][0][2])
|
|
self.assertEqual(fake_inst.id, wait_state_calls[0][0][1])
|
|
self.assertEqual('running', wait_state_calls[1][0][2])
|
|
self.assertEqual(fake_inst.id, wait_state_calls[0][0][1])
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_reboot_instance_not_found(self):
|
|
self._create_instance()
|
|
boto.ec2.EC2Connection.stop_instances = mock.Mock()
|
|
self.assertRaises(exception.InstanceNotFound, self.conn.reboot,
|
|
self.context, self.instance, None, 'SOFT', None,
|
|
None)
|
|
boto.ec2.EC2Connection.stop_instances.assert_not_called()
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_power_off(self):
|
|
self._create_vm_in_aws_nova()
|
|
fake_inst = self.fake_ec2_conn.get_only_instances()[0]
|
|
self.assertEqual(fake_inst.state, 'running')
|
|
self.conn.power_off(self.instance)
|
|
fake_inst = self.fake_ec2_conn.get_only_instances()[0]
|
|
self.assertEqual(fake_inst.state, 'stopped')
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_power_off_instance_not_found(self):
|
|
self._create_instance()
|
|
self.assertRaises(exception.InstanceNotFound, self.conn.power_off,
|
|
self.instance)
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_power_on(self):
|
|
self._create_vm_in_aws_nova()
|
|
fake_inst = self.fake_ec2_conn.get_only_instances()[0]
|
|
self.fake_ec2_conn.stop_instances(instance_ids=[fake_inst.id])
|
|
self.conn.power_on(self.context, self.instance, None, None)
|
|
fake_inst = self.fake_ec2_conn.get_only_instances()[0]
|
|
self.assertEqual(fake_inst.state, 'running')
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_power_on_instance_not_found(self):
|
|
self._create_instance()
|
|
self.assertRaises(exception.InstanceNotFound, self.conn.power_on,
|
|
self.context, self.instance, None, None)
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_destroy(self):
|
|
self._create_vm_in_aws_nova()
|
|
self.conn.destroy(self.context, self.instance, None, None)
|
|
fake_instance = self.fake_ec2_conn.get_only_instances()[0]
|
|
self.assertEqual('terminated', fake_instance.state)
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_destroy_instance_not_found(self):
|
|
self._create_instance()
|
|
with contextlib.nested(
|
|
mock.patch.object(boto.ec2.EC2Connection, 'stop_instances'),
|
|
mock.patch.object(boto.ec2.EC2Connection, 'terminate_instances'),
|
|
mock.patch.object(EC2Driver, '_wait_for_state'),
|
|
) as (fake_stop, fake_terminate, fake_wait):
|
|
self.conn.destroy(self.context, self.instance, None, None)
|
|
fake_stop.assert_not_called()
|
|
fake_terminate.assert_not_called()
|
|
fake_wait.assert_not_called()
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_destory_instance_terminated_on_aws(self):
|
|
self._create_vm_in_aws_nova()
|
|
fake_instances = self.fake_ec2_conn.get_only_instances()
|
|
self.fake_ec2_conn.stop_instances(instance_ids=[fake_instances[0].id])
|
|
self.fake_ec2_conn.terminate_instances(
|
|
instance_ids=[fake_instances[0].id])
|
|
with contextlib.nested(
|
|
mock.patch.object(boto.ec2.EC2Connection, 'stop_instances'),
|
|
mock.patch.object(boto.ec2.EC2Connection, 'terminate_instances'),
|
|
mock.patch.object(EC2Driver, '_wait_for_state'),
|
|
) as (fake_stop, fake_terminate, fake_wait):
|
|
self.conn.destroy(self.context, self.instance, None, None)
|
|
fake_stop.assert_not_called()
|
|
fake_terminate.assert_not_called()
|
|
fake_wait.assert_not_called()
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_destroy_instance_shut_down_on_aws(self):
|
|
self._create_vm_in_aws_nova()
|
|
fake_instances = self.fake_ec2_conn.get_only_instances()
|
|
self.fake_ec2_conn.stop_instances(instance_ids=[fake_instances[0].id])
|
|
with contextlib.nested(
|
|
mock.patch.object(boto.ec2.EC2Connection, 'stop_instances'),
|
|
mock.patch.object(boto.ec2.EC2Connection, 'terminate_instances'),
|
|
mock.patch.object(EC2Driver, '_wait_for_state'),
|
|
) as (fake_stop, fake_terminate, fake_wait):
|
|
self.conn.destroy(self.context, self.instance, None, None)
|
|
fake_stop.assert_not_called()
|
|
fake_terminate.assert_called_once_with(instance_ids=[fake_instances[0].id])
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_get_info(self):
|
|
self._create_vm_in_aws_nova()
|
|
vm_info = self.conn.get_info(self.instance)
|
|
self.assertEqual(0, vm_info.state)
|
|
self.assertEqual(self.instance.id, vm_info.id)
|
|
self.reset()
|
|
|
|
@mock_ec2
|
|
def test_get_info_instance_not_found(self):
|
|
self._create_instance()
|
|
self.assertRaises(exception.InstanceNotFound, self.conn.get_info,
|
|
self.instance)
|
|
self.reset()
|