1903 lines
80 KiB
Python
1903 lines
80 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2010 Citrix Systems, Inc.
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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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"""Test suite for XenAPI."""
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import ast
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import contextlib
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import cPickle as pickle
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import functools
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import os
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import re
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from nova.compute import aggregate_states
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from nova.compute import instance_types
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from nova.compute import power_state
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from nova import context
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from nova import db
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from nova import exception
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from nova import flags
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from nova.image import glance
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from nova.openstack.common import importutils
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from nova.openstack.common import log as logging
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from nova.openstack.common import timeutils
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from nova import test
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from nova.tests.db import fakes as db_fakes
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from nova.tests import fake_network
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from nova.tests import fake_utils
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import nova.tests.image.fake as fake_image
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from nova.tests.xenapi import stubs
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from nova.virt.xenapi import connection as xenapi_conn
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from nova.virt.xenapi import fake as xenapi_fake
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from nova.virt.xenapi import vm_utils
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from nova.virt.xenapi import vmops
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from nova.virt.xenapi import volume_utils
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LOG = logging.getLogger(__name__)
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FLAGS = flags.FLAGS
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IMAGE_MACHINE = '1'
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IMAGE_KERNEL = '2'
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IMAGE_RAMDISK = '3'
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IMAGE_RAW = '4'
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IMAGE_VHD = '5'
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IMAGE_ISO = '6'
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IMAGE_FIXTURES = {
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IMAGE_MACHINE: {
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'image_meta': {'name': 'fakemachine', 'size': 0,
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'disk_format': 'ami',
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'container_format': 'ami'},
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},
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IMAGE_KERNEL: {
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'image_meta': {'name': 'fakekernel', 'size': 0,
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'disk_format': 'aki',
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'container_format': 'aki'},
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},
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IMAGE_RAMDISK: {
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'image_meta': {'name': 'fakeramdisk', 'size': 0,
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'disk_format': 'ari',
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'container_format': 'ari'},
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},
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IMAGE_RAW: {
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'image_meta': {'name': 'fakeraw', 'size': 0,
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'disk_format': 'raw',
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'container_format': 'bare'},
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},
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IMAGE_VHD: {
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'image_meta': {'name': 'fakevhd', 'size': 0,
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'disk_format': 'vhd',
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'container_format': 'ovf'},
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},
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IMAGE_ISO: {
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'image_meta': {'name': 'fakeiso', 'size': 0,
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'disk_format': 'iso',
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'container_format': 'bare'},
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},
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}
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def set_image_fixtures():
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image_service = fake_image.FakeImageService()
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image_service.delete_all()
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for image_id, image_meta in IMAGE_FIXTURES.items():
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image_meta = image_meta['image_meta']
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image_meta['id'] = image_id
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image_service.create(None, image_meta)
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def stub_vm_utils_with_vdi_attached_here(function, should_return=True):
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"""
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vm_utils.with_vdi_attached_here needs to be stubbed out because it
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calls down to the filesystem to attach a vdi. This provides a
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decorator to handle that.
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"""
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@functools.wraps(function)
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def decorated_function(self, *args, **kwargs):
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@contextlib.contextmanager
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def fake_vdi_attached_here(*args, **kwargs):
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fake_dev = 'fakedev'
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yield fake_dev
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def fake_image_download(*args, **kwargs):
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pass
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def fake_is_vdi_pv(*args, **kwargs):
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return should_return
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orig_vdi_attached_here = vm_utils.vdi_attached_here
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orig_image_download = fake_image._FakeImageService.download
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orig_is_vdi_pv = vm_utils._is_vdi_pv
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try:
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vm_utils.vdi_attached_here = fake_vdi_attached_here
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fake_image._FakeImageService.download = fake_image_download
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vm_utils._is_vdi_pv = fake_is_vdi_pv
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return function(self, *args, **kwargs)
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finally:
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vm_utils._is_vdi_pv = orig_is_vdi_pv
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fake_image._FakeImageService.download = orig_image_download
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vm_utils.vdi_attached_here = orig_vdi_attached_here
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return decorated_function
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class XenAPIVolumeTestCase(stubs.XenAPITestBase):
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"""Unit tests for Volume operations."""
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def setUp(self):
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super(XenAPIVolumeTestCase, self).setUp()
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self.user_id = 'fake'
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self.project_id = 'fake'
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self.context = context.RequestContext(self.user_id, self.project_id)
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self.flags(xenapi_connection_url='test_url',
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xenapi_connection_password='test_pass',
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firewall_driver='nova.virt.xenapi.firewall.'
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'Dom0IptablesFirewallDriver')
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db_fakes.stub_out_db_instance_api(self.stubs)
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self.instance_values = {'id': 1,
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'project_id': self.user_id,
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'user_id': 'fake',
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'image_ref': 1,
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'kernel_id': 2,
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'ramdisk_id': 3,
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'root_gb': 20,
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'instance_type_id': '3', # m1.large
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'os_type': 'linux',
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'architecture': 'x86-64'}
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def _create_volume(self, size=0):
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"""Create a volume object."""
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vol = {}
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vol['size'] = size
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vol['user_id'] = 'fake'
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vol['project_id'] = 'fake'
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vol['host'] = 'localhost'
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vol['availability_zone'] = FLAGS.storage_availability_zone
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vol['status'] = "creating"
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vol['attach_status'] = "detached"
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return db.volume_create(self.context, vol)
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@staticmethod
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def _make_info():
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return {
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'driver_volume_type': 'iscsi',
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'data': {
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'volume_id': 1,
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'target_iqn': 'iqn.2010-10.org.openstack:volume-00000001',
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'target_portal': '127.0.0.1:3260,fake',
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'target_lun': None,
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'auth_method': 'CHAP',
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'auth_method': 'fake',
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'auth_method': 'fake',
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}
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}
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def test_mountpoint_to_number(self):
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cases = {
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'sda': 0,
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'sdp': 15,
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'hda': 0,
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'hdp': 15,
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'vda': 0,
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'xvda': 0,
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'0': 0,
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'10': 10,
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'vdq': -1,
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'sdq': -1,
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'hdq': -1,
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'xvdq': -1,
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}
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for (input, expected) in cases.iteritems():
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actual = volume_utils.mountpoint_to_number(input)
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self.assertEqual(actual, expected,
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'%s yielded %s, not %s' % (input, actual, expected))
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def test_parse_volume_info_raise_exception(self):
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"""This shows how to test helper classes' methods."""
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stubs.stubout_session(self.stubs, stubs.FakeSessionForVolumeTests)
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session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
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vol = self._create_volume()
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# oops, wrong mount point!
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self.assertRaises(volume_utils.StorageError,
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volume_utils.parse_volume_info,
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self._make_info(),
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'dev/sd'
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)
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db.volume_destroy(context.get_admin_context(), vol['id'])
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def test_attach_volume(self):
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"""This shows how to test Ops classes' methods."""
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stubs.stubout_session(self.stubs, stubs.FakeSessionForVolumeTests)
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conn = xenapi_conn.XenAPIDriver(False)
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volume = self._create_volume()
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instance = db.instance_create(self.context, self.instance_values)
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vm = xenapi_fake.create_vm(instance.name, 'Running')
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result = conn.attach_volume(self._make_info(),
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instance.name, '/dev/sdc')
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# check that the VM has a VBD attached to it
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# Get XenAPI record for VBD
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vbds = xenapi_fake.get_all('VBD')
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vbd = xenapi_fake.get_record('VBD', vbds[0])
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vm_ref = vbd['VM']
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self.assertEqual(vm_ref, vm)
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def test_attach_volume_raise_exception(self):
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"""This shows how to test when exceptions are raised."""
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stubs.stubout_session(self.stubs,
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stubs.FakeSessionForVolumeFailedTests)
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conn = xenapi_conn.XenAPIDriver(False)
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volume = self._create_volume()
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instance = db.instance_create(self.context, self.instance_values)
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xenapi_fake.create_vm(instance.name, 'Running')
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self.assertRaises(exception.VolumeDriverNotFound,
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conn.attach_volume,
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{'driver_volume_type': 'nonexist'},
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instance.name,
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'/dev/sdc')
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class XenAPIVMTestCase(stubs.XenAPITestBase):
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"""Unit tests for VM operations."""
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def setUp(self):
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super(XenAPIVMTestCase, self).setUp()
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self.network = importutils.import_object(FLAGS.network_manager)
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self.flags(xenapi_connection_url='test_url',
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xenapi_connection_password='test_pass',
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instance_name_template='%d',
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firewall_driver='nova.virt.xenapi.firewall.'
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'Dom0IptablesFirewallDriver')
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xenapi_fake.create_local_srs()
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xenapi_fake.create_local_pifs()
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db_fakes.stub_out_db_instance_api(self.stubs)
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xenapi_fake.create_network('fake', FLAGS.flat_network_bridge)
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stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
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stubs.stubout_get_this_vm_uuid(self.stubs)
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stubs.stubout_is_vdi_pv(self.stubs)
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stubs.stub_out_vm_methods(self.stubs)
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fake_utils.stub_out_utils_execute(self.stubs)
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self.user_id = 'fake'
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self.project_id = 'fake'
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self.context = context.RequestContext(self.user_id, self.project_id)
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self.conn = xenapi_conn.XenAPIDriver(False)
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fake_image.stub_out_image_service(self.stubs)
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set_image_fixtures()
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stubs.stubout_image_service_download(self.stubs)
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stubs.stubout_stream_disk(self.stubs)
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def tearDown(self):
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super(XenAPIVMTestCase, self).tearDown()
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fake_image.FakeImageService_reset()
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def test_init_host(self):
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session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
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vm = vm_utils.get_this_vm_ref(session)
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# Local root disk
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vdi0 = xenapi_fake.create_vdi('compute', None)
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vbd0 = xenapi_fake.create_vbd(vm, vdi0)
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# Instance VDI
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vdi1 = xenapi_fake.create_vdi('instance-aaaa', None,
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other_config={'nova_instance_uuid': 'aaaa'})
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vbd1 = xenapi_fake.create_vbd(vm, vdi1)
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# Only looks like instance VDI
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vdi2 = xenapi_fake.create_vdi('instance-bbbb', None)
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vbd2 = xenapi_fake.create_vbd(vm, vdi2)
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self.conn.init_host(None)
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self.assertEquals(set(xenapi_fake.get_all('VBD')), set([vbd0, vbd2]))
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def test_list_instances_0(self):
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instances = self.conn.list_instances()
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self.assertEquals(instances, [])
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def test_get_rrd_server(self):
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self.flags(xenapi_connection_url='myscheme://myaddress/')
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server_info = vm_utils.get_rrd_server()
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self.assertEqual(server_info[0], 'myscheme')
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self.assertEqual(server_info[1], 'myaddress')
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def test_get_diagnostics(self):
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def fake_get_rrd(host, vm_uuid):
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with open('xenapi/vm_rrd.xml') as f:
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return re.sub(r'\s', '', f.read())
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self.stubs.Set(vm_utils, 'get_rrd', fake_get_rrd)
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fake_diagnostics = {
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'vbd_xvdb_write': '0.0',
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'memory_target': '4294967296.0000',
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'memory_internal_free': '1415564.0000',
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'memory': '4294967296.0000',
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'vbd_xvda_write': '0.0',
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'cpu0': '0.0042',
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'vif_0_tx': '287.4134',
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'vbd_xvda_read': '0.0',
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'vif_0_rx': '1816.0144',
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'vif_2_rx': '0.0',
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'vif_2_tx': '0.0',
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'vbd_xvdb_read': '0.0',
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'last_update': '1328795567',
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}
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instance = self._create_instance()
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expected = self.conn.get_diagnostics(instance)
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self.assertDictMatch(fake_diagnostics, expected)
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def test_instance_snapshot_fails_with_no_primary_vdi(self):
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def create_bad_vbd(vm_ref, vdi_ref):
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vbd_rec = {'VM': vm_ref,
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'VDI': vdi_ref,
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'userdevice': 'fake',
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'currently_attached': False}
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vbd_ref = xenapi_fake._create_object('VBD', vbd_rec)
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xenapi_fake.after_VBD_create(vbd_ref, vbd_rec)
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return vbd_ref
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self.stubs.Set(xenapi_fake, 'create_vbd', create_bad_vbd)
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stubs.stubout_instance_snapshot(self.stubs)
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# Stubbing out firewall driver as previous stub sets alters
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# xml rpc result parsing
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stubs.stubout_firewall_driver(self.stubs, self.conn)
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instance = self._create_instance()
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name = "MySnapshot"
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self.assertRaises(exception.NovaException, self.conn.snapshot,
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self.context, instance, name)
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def test_instance_snapshot(self):
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stubs.stubout_instance_snapshot(self.stubs)
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stubs.stubout_is_snapshot(self.stubs)
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# Stubbing out firewall driver as previous stub sets alters
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# xml rpc result parsing
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stubs.stubout_firewall_driver(self.stubs, self.conn)
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instance = self._create_instance()
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name = "MySnapshot"
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template_vm_ref = self.conn.snapshot(self.context, instance, name)
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# Ensure VM was torn down
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vm_labels = []
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for vm_ref in xenapi_fake.get_all('VM'):
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vm_rec = xenapi_fake.get_record('VM', vm_ref)
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if not vm_rec["is_control_domain"]:
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vm_labels.append(vm_rec["name_label"])
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self.assertEquals(vm_labels, [instance.name])
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# Ensure VBDs were torn down
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vbd_labels = []
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for vbd_ref in xenapi_fake.get_all('VBD'):
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vbd_rec = xenapi_fake.get_record('VBD', vbd_ref)
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vbd_labels.append(vbd_rec["vm_name_label"])
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self.assertEquals(vbd_labels, [instance.name])
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# Ensure VDIs were torn down
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for vdi_ref in xenapi_fake.get_all('VDI'):
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vdi_rec = xenapi_fake.get_record('VDI', vdi_ref)
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name_label = vdi_rec["name_label"]
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self.assert_(not name_label.endswith('snapshot'))
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def create_vm_record(self, conn, os_type, name):
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instances = conn.list_instances()
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self.assertEquals(instances, [name])
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# Get Nova record for VM
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vm_info = conn.get_info({'name': name})
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# Get XenAPI record for VM
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vms = [rec for ref, rec
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in xenapi_fake.get_all_records('VM').iteritems()
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if not rec['is_control_domain']]
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vm = vms[0]
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self.vm_info = vm_info
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self.vm = vm
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def check_vm_record(self, conn, check_injection=False):
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# Check that m1.large above turned into the right thing.
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instance_type = db.instance_type_get_by_name(conn, 'm1.large')
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mem_kib = long(instance_type['memory_mb']) << 10
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mem_bytes = str(mem_kib << 10)
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vcpus = instance_type['vcpus']
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self.assertEquals(self.vm_info['max_mem'], mem_kib)
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self.assertEquals(self.vm_info['mem'], mem_kib)
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self.assertEquals(self.vm['memory_static_max'], mem_bytes)
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self.assertEquals(self.vm['memory_dynamic_max'], mem_bytes)
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self.assertEquals(self.vm['memory_dynamic_min'], mem_bytes)
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self.assertEquals(self.vm['VCPUs_max'], str(vcpus))
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self.assertEquals(self.vm['VCPUs_at_startup'], str(vcpus))
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# Check that the VM is running according to Nova
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self.assertEquals(self.vm_info['state'], power_state.RUNNING)
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# Check that the VM is running according to XenAPI.
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self.assertEquals(self.vm['power_state'], 'Running')
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if check_injection:
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xenstore_data = self.vm['xenstore_data']
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self.assertEquals(xenstore_data['vm-data/hostname'], 'test')
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key = 'vm-data/networking/DEADBEEF0001'
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xenstore_value = xenstore_data[key]
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tcpip_data = ast.literal_eval(xenstore_value)
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self.assertEquals(tcpip_data,
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{'broadcast': '192.168.1.255',
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'dns': ['192.168.1.3', '192.168.1.4'],
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'gateway': '192.168.1.1',
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'gateway_v6': 'fe80::def',
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'ip6s': [{'enabled': '1',
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'ip': '2001:db8:0:1::1',
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'netmask': 64,
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'gateway': 'fe80::def'}],
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'ips': [{'enabled': '1',
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'ip': '192.168.1.100',
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'netmask': '255.255.255.0',
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'gateway': '192.168.1.1'},
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{'enabled': '1',
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'ip': '192.168.1.101',
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'netmask': '255.255.255.0',
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'gateway': '192.168.1.1'}],
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'label': 'test1',
|
|
'mac': 'DE:AD:BE:EF:00:01'})
|
|
|
|
def check_vm_params_for_windows(self):
|
|
self.assertEquals(self.vm['platform']['nx'], 'true')
|
|
self.assertEquals(self.vm['HVM_boot_params'], {'order': 'dc'})
|
|
self.assertEquals(self.vm['HVM_boot_policy'], 'BIOS order')
|
|
|
|
# check that these are not set
|
|
self.assertEquals(self.vm['PV_args'], '')
|
|
self.assertEquals(self.vm['PV_bootloader'], '')
|
|
self.assertEquals(self.vm['PV_kernel'], '')
|
|
self.assertEquals(self.vm['PV_ramdisk'], '')
|
|
|
|
def check_vm_params_for_linux(self):
|
|
self.assertEquals(self.vm['platform']['nx'], 'false')
|
|
self.assertEquals(self.vm['PV_args'], '')
|
|
self.assertEquals(self.vm['PV_bootloader'], 'pygrub')
|
|
|
|
# check that these are not set
|
|
self.assertEquals(self.vm['PV_kernel'], '')
|
|
self.assertEquals(self.vm['PV_ramdisk'], '')
|
|
self.assertEquals(self.vm['HVM_boot_params'], {})
|
|
self.assertEquals(self.vm['HVM_boot_policy'], '')
|
|
|
|
def check_vm_params_for_linux_with_external_kernel(self):
|
|
self.assertEquals(self.vm['platform']['nx'], 'false')
|
|
self.assertEquals(self.vm['PV_args'], 'root=/dev/xvda1')
|
|
self.assertNotEquals(self.vm['PV_kernel'], '')
|
|
self.assertNotEquals(self.vm['PV_ramdisk'], '')
|
|
|
|
# check that these are not set
|
|
self.assertEquals(self.vm['HVM_boot_params'], {})
|
|
self.assertEquals(self.vm['HVM_boot_policy'], '')
|
|
|
|
def _list_vdis(self):
|
|
url = FLAGS.xenapi_connection_url
|
|
username = FLAGS.xenapi_connection_username
|
|
password = FLAGS.xenapi_connection_password
|
|
session = xenapi_conn.XenAPISession(url, username, password)
|
|
return session.call_xenapi('VDI.get_all')
|
|
|
|
def _check_vdis(self, start_list, end_list):
|
|
for vdi_ref in end_list:
|
|
if not vdi_ref in start_list:
|
|
vdi_rec = xenapi_fake.get_record('VDI', vdi_ref)
|
|
# If the cache is turned on then the base disk will be
|
|
# there even after the cleanup
|
|
if 'other_config' in vdi_rec:
|
|
if 'image-id' not in vdi_rec['other_config']:
|
|
self.fail('Found unexpected VDI:%s' % vdi_ref)
|
|
else:
|
|
self.fail('Found unexpected VDI:%s' % vdi_ref)
|
|
|
|
def _test_spawn(self, image_ref, kernel_id, ramdisk_id,
|
|
instance_type_id="3", os_type="linux",
|
|
hostname="test", architecture="x86-64", instance_id=1,
|
|
check_injection=False,
|
|
create_record=True, empty_dns=False):
|
|
if create_record:
|
|
instance_values = {'id': instance_id,
|
|
'project_id': self.project_id,
|
|
'user_id': self.user_id,
|
|
'image_ref': image_ref,
|
|
'kernel_id': kernel_id,
|
|
'ramdisk_id': ramdisk_id,
|
|
'root_gb': 20,
|
|
'instance_type_id': instance_type_id,
|
|
'os_type': os_type,
|
|
'hostname': hostname,
|
|
'architecture': architecture}
|
|
instance = db.instance_create(self.context, instance_values)
|
|
else:
|
|
instance = db.instance_get(self.context, instance_id)
|
|
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs,
|
|
spectacular=True)
|
|
if empty_dns:
|
|
# NOTE(tr3buchet): this is a terrible way to do this...
|
|
network_info[0]['network']['subnets'][0]['dns'] = []
|
|
|
|
# admin_pass isn't part of the DB model, but it does get set as
|
|
# an attribute for spawn to use
|
|
instance.admin_pass = 'herp'
|
|
image_meta = {'id': IMAGE_VHD,
|
|
'disk_format': 'vhd'}
|
|
self.conn.spawn(self.context, instance, image_meta, network_info)
|
|
self.create_vm_record(self.conn, os_type, instance['name'])
|
|
self.check_vm_record(self.conn, check_injection)
|
|
self.assertTrue(instance.os_type)
|
|
self.assertTrue(instance.architecture)
|
|
|
|
def test_spawn_empty_dns(self):
|
|
"""Test spawning with an empty dns list"""
|
|
self._test_spawn(IMAGE_VHD, None, None,
|
|
os_type="linux", architecture="x86-64",
|
|
empty_dns=True)
|
|
self.check_vm_params_for_linux()
|
|
|
|
def test_spawn_not_enough_memory(self):
|
|
self.assertRaises(exception.InsufficientFreeMemory,
|
|
self._test_spawn,
|
|
1, 2, 3, "4") # m1.xlarge
|
|
|
|
def test_spawn_fail_cleanup_1(self):
|
|
"""Simulates an error while downloading an image.
|
|
|
|
Verifies that VDIs created are properly cleaned up.
|
|
|
|
"""
|
|
vdi_recs_start = self._list_vdis()
|
|
stubs.stubout_fetch_disk_image(self.stubs, raise_failure=True)
|
|
self.assertRaises(xenapi_fake.Failure,
|
|
self._test_spawn, 1, 2, 3)
|
|
# No additional VDI should be found.
|
|
vdi_recs_end = self._list_vdis()
|
|
self._check_vdis(vdi_recs_start, vdi_recs_end)
|
|
|
|
def test_spawn_fail_cleanup_2(self):
|
|
"""Simulates an error while creating VM record.
|
|
|
|
It verifies that VDIs created are properly cleaned up.
|
|
|
|
"""
|
|
vdi_recs_start = self._list_vdis()
|
|
stubs.stubout_create_vm(self.stubs)
|
|
self.assertRaises(xenapi_fake.Failure,
|
|
self._test_spawn, 1, 2, 3)
|
|
# No additional VDI should be found.
|
|
vdi_recs_end = self._list_vdis()
|
|
self._check_vdis(vdi_recs_start, vdi_recs_end)
|
|
|
|
@stub_vm_utils_with_vdi_attached_here
|
|
def test_spawn_raw_glance(self):
|
|
self._test_spawn(IMAGE_RAW, None, None)
|
|
self.check_vm_params_for_linux()
|
|
|
|
def test_spawn_vhd_glance_linux(self):
|
|
self._test_spawn(IMAGE_VHD, None, None,
|
|
os_type="linux", architecture="x86-64")
|
|
self.check_vm_params_for_linux()
|
|
|
|
def test_spawn_vhd_glance_swapdisk(self):
|
|
# Change the default host_call_plugin to one that'll return
|
|
# a swap disk
|
|
orig_func = stubs.FakeSessionForVMTests.host_call_plugin
|
|
_host_call_plugin = stubs.FakeSessionForVMTests.host_call_plugin_swap
|
|
stubs.FakeSessionForVMTests.host_call_plugin = _host_call_plugin
|
|
# Stubbing out firewall driver as previous stub sets a particular
|
|
# stub for async plugin calls
|
|
stubs.stubout_firewall_driver(self.stubs, self.conn)
|
|
try:
|
|
# We'll steal the above glance linux test
|
|
self.test_spawn_vhd_glance_linux()
|
|
finally:
|
|
# Make sure to put this back
|
|
stubs.FakeSessionForVMTests.host_call_plugin = orig_func
|
|
|
|
# We should have 2 VBDs.
|
|
self.assertEqual(len(self.vm['VBDs']), 2)
|
|
# Now test that we have 1.
|
|
self.tearDown()
|
|
self.setUp()
|
|
self.test_spawn_vhd_glance_linux()
|
|
self.assertEqual(len(self.vm['VBDs']), 1)
|
|
|
|
def test_spawn_vhd_glance_windows(self):
|
|
self._test_spawn(IMAGE_VHD, None, None,
|
|
os_type="windows", architecture="i386")
|
|
self.check_vm_params_for_windows()
|
|
|
|
def test_spawn_iso_glance(self):
|
|
self._test_spawn(IMAGE_ISO, None, None,
|
|
os_type="windows", architecture="i386")
|
|
self.check_vm_params_for_windows()
|
|
|
|
def test_spawn_glance(self):
|
|
stubs.stubout_fetch_disk_image(self.stubs)
|
|
self._test_spawn(IMAGE_MACHINE,
|
|
IMAGE_KERNEL,
|
|
IMAGE_RAMDISK)
|
|
self.check_vm_params_for_linux_with_external_kernel()
|
|
|
|
def test_spawn_netinject_file(self):
|
|
self.flags(flat_injected=True)
|
|
db_fakes.stub_out_db_instance_api(self.stubs, injected=True)
|
|
|
|
self._tee_executed = False
|
|
|
|
def _tee_handler(cmd, **kwargs):
|
|
input = kwargs.get('process_input', None)
|
|
self.assertNotEqual(input, None)
|
|
config = [line.strip() for line in input.split("\n")]
|
|
# Find the start of eth0 configuration and check it
|
|
index = config.index('auto eth0')
|
|
self.assertEquals(config[index + 1:index + 8], [
|
|
'iface eth0 inet static',
|
|
'address 192.168.1.100',
|
|
'netmask 255.255.255.0',
|
|
'broadcast 192.168.1.255',
|
|
'gateway 192.168.1.1',
|
|
'dns-nameservers 192.168.1.3 192.168.1.4',
|
|
''])
|
|
self._tee_executed = True
|
|
return '', ''
|
|
|
|
fake_utils.fake_execute_set_repliers([
|
|
# Capture the tee .../etc/network/interfaces command
|
|
(r'tee.*interfaces', _tee_handler),
|
|
])
|
|
self._test_spawn(IMAGE_MACHINE,
|
|
IMAGE_KERNEL,
|
|
IMAGE_RAMDISK,
|
|
check_injection=True)
|
|
self.assertTrue(self._tee_executed)
|
|
|
|
def test_spawn_netinject_xenstore(self):
|
|
db_fakes.stub_out_db_instance_api(self.stubs, injected=True)
|
|
|
|
self._tee_executed = False
|
|
|
|
def _mount_handler(cmd, *ignore_args, **ignore_kwargs):
|
|
# When mounting, create real files under the mountpoint to simulate
|
|
# files in the mounted filesystem
|
|
|
|
# mount point will be the last item of the command list
|
|
self._tmpdir = cmd[len(cmd) - 1]
|
|
LOG.debug(_('Creating files in %s to simulate guest agent'),
|
|
self._tmpdir)
|
|
os.makedirs(os.path.join(self._tmpdir, 'usr', 'sbin'))
|
|
# Touch the file using open
|
|
open(os.path.join(self._tmpdir, 'usr', 'sbin',
|
|
'xe-update-networking'), 'w').close()
|
|
return '', ''
|
|
|
|
def _umount_handler(cmd, *ignore_args, **ignore_kwargs):
|
|
# Umount would normall make files in the m,ounted filesystem
|
|
# disappear, so do that here
|
|
LOG.debug(_('Removing simulated guest agent files in %s'),
|
|
self._tmpdir)
|
|
os.remove(os.path.join(self._tmpdir, 'usr', 'sbin',
|
|
'xe-update-networking'))
|
|
os.rmdir(os.path.join(self._tmpdir, 'usr', 'sbin'))
|
|
os.rmdir(os.path.join(self._tmpdir, 'usr'))
|
|
return '', ''
|
|
|
|
def _tee_handler(cmd, *ignore_args, **ignore_kwargs):
|
|
self._tee_executed = True
|
|
return '', ''
|
|
|
|
fake_utils.fake_execute_set_repliers([
|
|
(r'mount', _mount_handler),
|
|
(r'umount', _umount_handler),
|
|
(r'tee.*interfaces', _tee_handler)])
|
|
self._test_spawn(1, 2, 3, check_injection=True)
|
|
|
|
# tee must not run in this case, where an injection-capable
|
|
# guest agent is detected
|
|
self.assertFalse(self._tee_executed)
|
|
|
|
def test_spawn_vlanmanager(self):
|
|
self.flags(network_manager='nova.network.manager.VlanManager',
|
|
vlan_interface='fake0')
|
|
|
|
def dummy(*args, **kwargs):
|
|
pass
|
|
|
|
self.stubs.Set(vmops.VMOps, '_create_vifs', dummy)
|
|
# Reset network table
|
|
xenapi_fake.reset_table('network')
|
|
# Instance id = 2 will use vlan network (see db/fakes.py)
|
|
ctxt = self.context.elevated()
|
|
instance = self._create_instance(2, False)
|
|
networks = self.network.db.network_get_all(ctxt)
|
|
for network in networks:
|
|
self.network.set_network_host(ctxt, network)
|
|
|
|
self.network.allocate_for_instance(ctxt,
|
|
instance_id=2,
|
|
instance_uuid="00000000-0000-0000-0000-000000000000",
|
|
host=FLAGS.host,
|
|
vpn=None,
|
|
rxtx_factor=3,
|
|
project_id=self.project_id)
|
|
self._test_spawn(IMAGE_MACHINE,
|
|
IMAGE_KERNEL,
|
|
IMAGE_RAMDISK,
|
|
instance_id=2,
|
|
create_record=False)
|
|
# TODO(salvatore-orlando): a complete test here would require
|
|
# a check for making sure the bridge for the VM's VIF is
|
|
# consistent with bridge specified in nova db
|
|
|
|
def test_spawn_with_network_qos(self):
|
|
self._create_instance()
|
|
for vif_ref in xenapi_fake.get_all('VIF'):
|
|
vif_rec = xenapi_fake.get_record('VIF', vif_ref)
|
|
self.assertEquals(vif_rec['qos_algorithm_type'], 'ratelimit')
|
|
self.assertEquals(vif_rec['qos_algorithm_params']['kbps'],
|
|
str(3 * 10 * 1024))
|
|
|
|
def test_rescue(self):
|
|
instance = self._create_instance()
|
|
session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
|
|
vm_ref = vm_utils.lookup(session, instance.name)
|
|
|
|
swap_vdi_ref = xenapi_fake.create_vdi('swap', None)
|
|
root_vdi_ref = xenapi_fake.create_vdi('root', None)
|
|
|
|
xenapi_fake.create_vbd(vm_ref, swap_vdi_ref, userdevice=1)
|
|
xenapi_fake.create_vbd(vm_ref, root_vdi_ref, userdevice=0)
|
|
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
image_meta = {'id': IMAGE_VHD,
|
|
'disk_format': 'vhd'}
|
|
conn.rescue(self.context, instance, [], image_meta)
|
|
|
|
vm = xenapi_fake.get_record('VM', vm_ref)
|
|
rescue_name = "%s-rescue" % vm["name_label"]
|
|
rescue_ref = vm_utils.lookup(session, rescue_name)
|
|
rescue_vm = xenapi_fake.get_record('VM', rescue_ref)
|
|
|
|
vdi_uuids = []
|
|
for vbd_uuid in rescue_vm["VBDs"]:
|
|
vdi_uuids.append(xenapi_fake.get_record('VBD', vbd_uuid)["VDI"])
|
|
self.assertTrue("swap" not in vdi_uuids)
|
|
|
|
def test_unrescue(self):
|
|
instance = self._create_instance()
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
# Unrescue expects the original instance to be powered off
|
|
conn.power_off(instance)
|
|
rescue_vm = xenapi_fake.create_vm(instance.name + '-rescue', 'Running')
|
|
conn.unrescue(instance, None)
|
|
|
|
def test_unrescue_not_in_rescue(self):
|
|
instance = self._create_instance()
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
# Ensure that it will not unrescue a non-rescued instance.
|
|
self.assertRaises(exception.InstanceNotInRescueMode, conn.unrescue,
|
|
instance, None)
|
|
|
|
def test_finish_revert_migration(self):
|
|
instance = self._create_instance()
|
|
|
|
class VMOpsMock():
|
|
|
|
def __init__(self):
|
|
self.finish_revert_migration_called = False
|
|
|
|
def finish_revert_migration(self, instance):
|
|
self.finish_revert_migration_called = True
|
|
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
conn._vmops = VMOpsMock()
|
|
conn.finish_revert_migration(instance, None)
|
|
self.assertTrue(conn._vmops.finish_revert_migration_called)
|
|
|
|
def _create_instance(self, instance_id=1, spawn=True):
|
|
"""Creates and spawns a test instance."""
|
|
instance_values = {
|
|
'id': instance_id,
|
|
'project_id': self.project_id,
|
|
'user_id': self.user_id,
|
|
'image_ref': 1,
|
|
'kernel_id': 2,
|
|
'ramdisk_id': 3,
|
|
'root_gb': 20,
|
|
'instance_type_id': '3', # m1.large
|
|
'os_type': 'linux',
|
|
'architecture': 'x86-64'}
|
|
instance = db.instance_create(self.context, instance_values)
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs,
|
|
spectacular=True)
|
|
image_meta = {'id': IMAGE_VHD,
|
|
'disk_format': 'vhd'}
|
|
if spawn:
|
|
instance.admin_pass = 'herp'
|
|
self.conn.spawn(self.context, instance, image_meta, network_info)
|
|
return instance
|
|
|
|
|
|
class XenAPIDiffieHellmanTestCase(test.TestCase):
|
|
"""Unit tests for Diffie-Hellman code."""
|
|
def setUp(self):
|
|
super(XenAPIDiffieHellmanTestCase, self).setUp()
|
|
self.alice = vmops.SimpleDH()
|
|
self.bob = vmops.SimpleDH()
|
|
|
|
def test_shared(self):
|
|
alice_pub = self.alice.get_public()
|
|
bob_pub = self.bob.get_public()
|
|
alice_shared = self.alice.compute_shared(bob_pub)
|
|
bob_shared = self.bob.compute_shared(alice_pub)
|
|
self.assertEquals(alice_shared, bob_shared)
|
|
|
|
def _test_encryption(self, message):
|
|
enc = self.alice.encrypt(message)
|
|
self.assertFalse(enc.endswith('\n'))
|
|
dec = self.bob.decrypt(enc)
|
|
self.assertEquals(dec, message)
|
|
|
|
def test_encrypt_simple_message(self):
|
|
self._test_encryption('This is a simple message.')
|
|
|
|
def test_encrypt_message_with_newlines_at_end(self):
|
|
self._test_encryption('This message has a newline at the end.\n')
|
|
|
|
def test_encrypt_many_newlines_at_end(self):
|
|
self._test_encryption('Message with lotsa newlines.\n\n\n')
|
|
|
|
def test_encrypt_newlines_inside_message(self):
|
|
self._test_encryption('Message\nwith\ninterior\nnewlines.')
|
|
|
|
def test_encrypt_with_leading_newlines(self):
|
|
self._test_encryption('\n\nMessage with leading newlines.')
|
|
|
|
def test_encrypt_really_long_message(self):
|
|
self._test_encryption(''.join(['abcd' for i in xrange(1024)]))
|
|
|
|
|
|
class XenAPIMigrateInstance(stubs.XenAPITestBase):
|
|
"""Unit test for verifying migration-related actions."""
|
|
|
|
def setUp(self):
|
|
super(XenAPIMigrateInstance, self).setUp()
|
|
self.flags(xenapi_connection_url='test_url',
|
|
xenapi_connection_password='test_pass',
|
|
firewall_driver='nova.virt.xenapi.firewall.'
|
|
'Dom0IptablesFirewallDriver')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
db_fakes.stub_out_db_instance_api(self.stubs)
|
|
xenapi_fake.create_network('fake', FLAGS.flat_network_bridge)
|
|
self.user_id = 'fake'
|
|
self.project_id = 'fake'
|
|
self.context = context.RequestContext(self.user_id, self.project_id)
|
|
self.instance_values = {'id': 1,
|
|
'project_id': self.project_id,
|
|
'user_id': self.user_id,
|
|
'image_ref': 1,
|
|
'kernel_id': None,
|
|
'ramdisk_id': None,
|
|
'root_gb': 5,
|
|
'instance_type_id': '3', # m1.large
|
|
'os_type': 'linux',
|
|
'architecture': 'x86-64'}
|
|
|
|
migration_values = {
|
|
'source_compute': 'nova-compute',
|
|
'dest_compute': 'nova-compute',
|
|
'dest_host': '10.127.5.114',
|
|
'status': 'post-migrating',
|
|
'instance_uuid': '15f23e6a-cc6e-4d22-b651-d9bdaac316f7',
|
|
'old_instance_type_id': 5,
|
|
'new_instance_type_id': 1
|
|
}
|
|
self.migration = db.migration_create(
|
|
context.get_admin_context(), migration_values)
|
|
|
|
fake_utils.stub_out_utils_execute(self.stubs)
|
|
stubs.stub_out_migration_methods(self.stubs)
|
|
stubs.stubout_get_this_vm_uuid(self.stubs)
|
|
|
|
def test_resize_xenserver_6(self):
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
called = {'resize': False}
|
|
|
|
def fake_vdi_resize(*args, **kwargs):
|
|
called['resize'] = True
|
|
|
|
self.stubs.Set(stubs.FakeSessionForVMTests,
|
|
"VDI_resize", fake_vdi_resize)
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests,
|
|
product_version=(6, 0, 0))
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
vdi_ref = xenapi_fake.create_vdi('hurr', 'fake')
|
|
vdi_uuid = xenapi_fake.get_record('VDI', vdi_ref)['uuid']
|
|
conn._vmops._resize_instance(instance,
|
|
{'uuid': vdi_uuid, 'ref': vdi_ref})
|
|
self.assertEqual(called['resize'], True)
|
|
|
|
def test_migrate_disk_and_power_off(self):
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
xenapi_fake.create_vm(instance.name, 'Running')
|
|
instance_type = db.instance_type_get_by_name(self.context, 'm1.large')
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
conn.migrate_disk_and_power_off(self.context, instance,
|
|
'127.0.0.1', instance_type, None)
|
|
|
|
def test_migrate_disk_and_power_off_passes_exceptions(self):
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
xenapi_fake.create_vm(instance.name, 'Running')
|
|
instance_type = db.instance_type_get_by_name(self.context, 'm1.large')
|
|
|
|
def fake_raise(*args, **kwargs):
|
|
raise exception.MigrationError(reason='test failure')
|
|
self.stubs.Set(vmops.VMOps, "_migrate_vhd", fake_raise)
|
|
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
self.assertRaises(exception.MigrationError,
|
|
conn.migrate_disk_and_power_off,
|
|
self.context, instance,
|
|
'127.0.0.1', instance_type, None)
|
|
|
|
def test_revert_migrate(self):
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
self.called = False
|
|
self.fake_vm_start_called = False
|
|
self.fake_finish_revert_migration_called = False
|
|
|
|
def fake_vm_start(*args, **kwargs):
|
|
self.fake_vm_start_called = True
|
|
|
|
def fake_vdi_resize(*args, **kwargs):
|
|
self.called = True
|
|
|
|
def fake_finish_revert_migration(*args, **kwargs):
|
|
self.fake_finish_revert_migration_called = True
|
|
|
|
self.stubs.Set(stubs.FakeSessionForVMTests,
|
|
"VDI_resize_online", fake_vdi_resize)
|
|
self.stubs.Set(vmops.VMOps, '_start', fake_vm_start)
|
|
self.stubs.Set(vmops.VMOps, 'finish_revert_migration',
|
|
fake_finish_revert_migration)
|
|
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs,
|
|
spectacular=True)
|
|
image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'}
|
|
base = xenapi_fake.create_vdi('hurr', 'fake')
|
|
base_uuid = xenapi_fake.get_record('VDI', base)['uuid']
|
|
cow = xenapi_fake.create_vdi('durr', 'fake')
|
|
cow_uuid = xenapi_fake.get_record('VDI', cow)['uuid']
|
|
conn.finish_migration(self.context, self.migration, instance,
|
|
dict(base_copy=base_uuid, cow=cow_uuid),
|
|
network_info, image_meta, resize_instance=True)
|
|
self.assertEqual(self.called, True)
|
|
self.assertEqual(self.fake_vm_start_called, True)
|
|
|
|
conn.finish_revert_migration(instance, network_info)
|
|
self.assertEqual(self.fake_finish_revert_migration_called, True)
|
|
|
|
def test_finish_migrate(self):
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
self.called = False
|
|
self.fake_vm_start_called = False
|
|
|
|
def fake_vm_start(*args, **kwargs):
|
|
self.fake_vm_start_called = True
|
|
|
|
def fake_vdi_resize(*args, **kwargs):
|
|
self.called = True
|
|
|
|
self.stubs.Set(vmops.VMOps, '_start', fake_vm_start)
|
|
self.stubs.Set(stubs.FakeSessionForVMTests,
|
|
"VDI_resize_online", fake_vdi_resize)
|
|
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs,
|
|
spectacular=True)
|
|
image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'}
|
|
conn.finish_migration(self.context, self.migration, instance,
|
|
dict(base_copy='hurr', cow='durr'),
|
|
network_info, image_meta, resize_instance=True)
|
|
self.assertEqual(self.called, True)
|
|
self.assertEqual(self.fake_vm_start_called, True)
|
|
|
|
def test_finish_migrate_no_local_storage(self):
|
|
tiny_type = instance_types.get_instance_type_by_name('m1.tiny')
|
|
tiny_type_id = tiny_type['id']
|
|
self.instance_values.update({'instance_type_id': tiny_type_id,
|
|
'root_gb': 0})
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
|
|
def fake_vdi_resize(*args, **kwargs):
|
|
raise Exception("This shouldn't be called")
|
|
|
|
self.stubs.Set(stubs.FakeSessionForVMTests,
|
|
"VDI_resize_online", fake_vdi_resize)
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs,
|
|
spectacular=True)
|
|
image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'}
|
|
conn.finish_migration(self.context, self.migration, instance,
|
|
dict(base_copy='hurr', cow='durr'),
|
|
network_info, image_meta, resize_instance=True)
|
|
|
|
def test_finish_migrate_no_resize_vdi(self):
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
|
|
def fake_vdi_resize(*args, **kwargs):
|
|
raise Exception("This shouldn't be called")
|
|
|
|
self.stubs.Set(stubs.FakeSessionForVMTests,
|
|
"VDI_resize_online", fake_vdi_resize)
|
|
conn = xenapi_conn.XenAPIDriver(False)
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs,
|
|
spectacular=True)
|
|
# Resize instance would be determined by the compute call
|
|
image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'}
|
|
conn.finish_migration(self.context, self.migration, instance,
|
|
dict(base_copy='hurr', cow='durr'),
|
|
network_info, image_meta, resize_instance=False)
|
|
|
|
|
|
class XenAPIImageTypeTestCase(test.TestCase):
|
|
"""Test ImageType class."""
|
|
|
|
def test_to_string(self):
|
|
"""Can convert from type id to type string."""
|
|
self.assertEquals(
|
|
vm_utils.ImageType.to_string(vm_utils.ImageType.KERNEL),
|
|
vm_utils.ImageType.KERNEL_STR)
|
|
|
|
def test_from_string(self):
|
|
"""Can convert from string to type id."""
|
|
self.assertEquals(
|
|
vm_utils.ImageType.from_string(vm_utils.ImageType.KERNEL_STR),
|
|
vm_utils.ImageType.KERNEL)
|
|
|
|
|
|
class XenAPIDetermineDiskImageTestCase(test.TestCase):
|
|
"""Unit tests for code that detects the ImageType."""
|
|
def assert_disk_type(self, image_meta, expected_disk_type):
|
|
actual = vm_utils.determine_disk_image_type(image_meta)
|
|
self.assertEqual(expected_disk_type, actual)
|
|
|
|
def test_machine(self):
|
|
image_meta = {'id': 'a', 'disk_format': 'ami'}
|
|
self.assert_disk_type(image_meta, vm_utils.ImageType.DISK)
|
|
|
|
def test_raw(self):
|
|
image_meta = {'id': 'a', 'disk_format': 'raw'}
|
|
self.assert_disk_type(image_meta, vm_utils.ImageType.DISK_RAW)
|
|
|
|
def test_vhd(self):
|
|
image_meta = {'id': 'a', 'disk_format': 'vhd'}
|
|
self.assert_disk_type(image_meta, vm_utils.ImageType.DISK_VHD)
|
|
|
|
|
|
class CompareVersionTestCase(test.TestCase):
|
|
def test_less_than(self):
|
|
"""Test that cmp_version compares a as less than b"""
|
|
self.assertTrue(vmops.cmp_version('1.2.3.4', '1.2.3.5') < 0)
|
|
|
|
def test_greater_than(self):
|
|
"""Test that cmp_version compares a as greater than b"""
|
|
self.assertTrue(vmops.cmp_version('1.2.3.5', '1.2.3.4') > 0)
|
|
|
|
def test_equal(self):
|
|
"""Test that cmp_version compares a as equal to b"""
|
|
self.assertTrue(vmops.cmp_version('1.2.3.4', '1.2.3.4') == 0)
|
|
|
|
def test_non_lexical(self):
|
|
"""Test that cmp_version compares non-lexically"""
|
|
self.assertTrue(vmops.cmp_version('1.2.3.10', '1.2.3.4') > 0)
|
|
|
|
def test_length(self):
|
|
"""Test that cmp_version compares by length as last resort"""
|
|
self.assertTrue(vmops.cmp_version('1.2.3', '1.2.3.4') < 0)
|
|
|
|
|
|
class XenAPIHostTestCase(stubs.XenAPITestBase):
|
|
"""Tests HostState, which holds metrics from XenServer that get
|
|
reported back to the Schedulers."""
|
|
|
|
def setUp(self):
|
|
super(XenAPIHostTestCase, self).setUp()
|
|
self.flags(xenapi_connection_url='test_url',
|
|
xenapi_connection_password='test_pass')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
xenapi_fake.create_local_srs()
|
|
self.conn = xenapi_conn.XenAPIDriver(False)
|
|
|
|
def test_host_state(self):
|
|
stats = self.conn.get_host_stats()
|
|
self.assertEquals(stats['disk_total'], 10000)
|
|
self.assertEquals(stats['disk_used'], 20000)
|
|
self.assertEquals(stats['host_memory_total'], 10)
|
|
self.assertEquals(stats['host_memory_overhead'], 20)
|
|
self.assertEquals(stats['host_memory_free'], 30)
|
|
self.assertEquals(stats['host_memory_free_computed'], 40)
|
|
|
|
def _test_host_action(self, method, action, expected=None):
|
|
result = method('host', action)
|
|
if not expected:
|
|
expected = action
|
|
self.assertEqual(result, expected)
|
|
|
|
def test_host_reboot(self):
|
|
self._test_host_action(self.conn.host_power_action, 'reboot')
|
|
|
|
def test_host_shutdown(self):
|
|
self._test_host_action(self.conn.host_power_action, 'shutdown')
|
|
|
|
def test_host_startup(self):
|
|
self.assertRaises(NotImplementedError,
|
|
self.conn.host_power_action, 'host', 'startup')
|
|
|
|
def test_host_maintenance_on(self):
|
|
self._test_host_action(self.conn.host_maintenance_mode,
|
|
True, 'on_maintenance')
|
|
|
|
def test_host_maintenance_off(self):
|
|
self._test_host_action(self.conn.host_maintenance_mode,
|
|
False, 'off_maintenance')
|
|
|
|
def test_set_enable_host_enable(self):
|
|
self._test_host_action(self.conn.set_host_enabled, True, 'enabled')
|
|
|
|
def test_set_enable_host_disable(self):
|
|
self._test_host_action(self.conn.set_host_enabled, False, 'disabled')
|
|
|
|
|
|
class XenAPIAutoDiskConfigTestCase(stubs.XenAPITestBase):
|
|
def setUp(self):
|
|
super(XenAPIAutoDiskConfigTestCase, self).setUp()
|
|
self.flags(xenapi_connection_url='test_url',
|
|
xenapi_connection_password='test_pass',
|
|
firewall_driver='nova.virt.xenapi.firewall.'
|
|
'Dom0IptablesFirewallDriver')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
self.conn = xenapi_conn.XenAPIDriver(False)
|
|
|
|
self.user_id = 'fake'
|
|
self.project_id = 'fake'
|
|
|
|
self.instance_values = {'id': 1,
|
|
'project_id': self.project_id,
|
|
'user_id': self.user_id,
|
|
'image_ref': 1,
|
|
'kernel_id': 2,
|
|
'ramdisk_id': 3,
|
|
'root_gb': 20,
|
|
'instance_type_id': '3', # m1.large
|
|
'os_type': 'linux',
|
|
'architecture': 'x86-64'}
|
|
|
|
self.context = context.RequestContext(self.user_id, self.project_id)
|
|
|
|
def fake_create_vbd(session, vm_ref, vdi_ref, userdevice,
|
|
vbd_type='disk', read_only=False, bootable=True):
|
|
pass
|
|
|
|
self.stubs.Set(vm_utils, 'create_vbd', fake_create_vbd)
|
|
|
|
def assertIsPartitionCalled(self, called):
|
|
marker = {"partition_called": False}
|
|
|
|
def fake_resize_part_and_fs(dev, start, old, new):
|
|
marker["partition_called"] = True
|
|
self.stubs.Set(vm_utils, "_resize_part_and_fs",
|
|
fake_resize_part_and_fs)
|
|
|
|
ctx = context.RequestContext(self.user_id, self.project_id)
|
|
session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
|
|
|
|
disk_image_type = vm_utils.ImageType.DISK_VHD
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
vm_ref = xenapi_fake.create_vm(instance['name'], 'Halted')
|
|
vdi_ref = xenapi_fake.create_vdi(instance['name'], 'fake')
|
|
|
|
vdi_uuid = session.call_xenapi('VDI.get_record', vdi_ref)['uuid']
|
|
vdis = {'root': {'uuid': vdi_uuid, 'ref': vdi_ref}}
|
|
|
|
self.conn._vmops._attach_disks(instance, disk_image_type, vm_ref, vdis)
|
|
|
|
self.assertEqual(marker["partition_called"], called)
|
|
|
|
def test_instance_not_auto_disk_config(self):
|
|
"""Should not partition unless instance is marked as
|
|
auto_disk_config.
|
|
"""
|
|
self.instance_values['auto_disk_config'] = False
|
|
self.assertIsPartitionCalled(False)
|
|
|
|
@stub_vm_utils_with_vdi_attached_here
|
|
def test_instance_auto_disk_config_doesnt_pass_fail_safes(self):
|
|
"""Should not partition unless fail safes pass"""
|
|
self.instance_values['auto_disk_config'] = True
|
|
|
|
def fake_get_partitions(dev):
|
|
return [(1, 0, 100, 'ext4'), (2, 100, 200, 'ext4')]
|
|
self.stubs.Set(vm_utils, "_get_partitions",
|
|
fake_get_partitions)
|
|
|
|
self.assertIsPartitionCalled(False)
|
|
|
|
@stub_vm_utils_with_vdi_attached_here
|
|
def test_instance_auto_disk_config_passes_fail_safes(self):
|
|
"""Should partition if instance is marked as auto_disk_config=True and
|
|
virt-layer specific fail-safe checks pass.
|
|
"""
|
|
self.instance_values['auto_disk_config'] = True
|
|
|
|
def fake_get_partitions(dev):
|
|
return [(1, 0, 100, 'ext4')]
|
|
self.stubs.Set(vm_utils, "_get_partitions",
|
|
fake_get_partitions)
|
|
|
|
self.assertIsPartitionCalled(True)
|
|
|
|
|
|
class XenAPIGenerateLocal(stubs.XenAPITestBase):
|
|
"""Test generating of local disks, like swap and ephemeral"""
|
|
def setUp(self):
|
|
super(XenAPIGenerateLocal, self).setUp()
|
|
self.flags(xenapi_connection_url='test_url',
|
|
xenapi_connection_password='test_pass',
|
|
xenapi_generate_swap=True,
|
|
firewall_driver='nova.virt.xenapi.firewall.'
|
|
'Dom0IptablesFirewallDriver')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
db_fakes.stub_out_db_instance_api(self.stubs)
|
|
self.conn = xenapi_conn.XenAPIDriver(False)
|
|
|
|
self.user_id = 'fake'
|
|
self.project_id = 'fake'
|
|
|
|
self.instance_values = {'id': 1,
|
|
'project_id': self.project_id,
|
|
'user_id': self.user_id,
|
|
'image_ref': 1,
|
|
'kernel_id': 2,
|
|
'ramdisk_id': 3,
|
|
'root_gb': 20,
|
|
'instance_type_id': '3', # m1.large
|
|
'os_type': 'linux',
|
|
'architecture': 'x86-64'}
|
|
|
|
self.context = context.RequestContext(self.user_id, self.project_id)
|
|
|
|
def fake_create_vbd(session, vm_ref, vdi_ref, userdevice,
|
|
vbd_type='disk', read_only=False, bootable=True):
|
|
pass
|
|
|
|
self.stubs.Set(vm_utils, 'create_vbd', fake_create_vbd)
|
|
|
|
def assertCalled(self, instance):
|
|
ctx = context.RequestContext(self.user_id, self.project_id)
|
|
session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
|
|
|
|
disk_image_type = vm_utils.ImageType.DISK_VHD
|
|
vm_ref = xenapi_fake.create_vm(instance['name'], 'Halted')
|
|
vdi_ref = xenapi_fake.create_vdi(instance['name'], 'fake')
|
|
|
|
vdi_uuid = session.call_xenapi('VDI.get_record', vdi_ref)['uuid']
|
|
vdis = {'root': {'uuid': vdi_uuid, 'ref': vdi_ref}}
|
|
|
|
self.called = False
|
|
self.conn._vmops._attach_disks(instance, disk_image_type, vm_ref, vdis)
|
|
self.assertTrue(self.called)
|
|
|
|
def test_generate_swap(self):
|
|
"""Test swap disk generation."""
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
instance = db.instance_update(self.context, instance['uuid'],
|
|
{'instance_type_id': 5})
|
|
|
|
def fake_generate_swap(*args, **kwargs):
|
|
self.called = True
|
|
self.stubs.Set(vm_utils, 'generate_swap', fake_generate_swap)
|
|
|
|
self.assertCalled(instance)
|
|
|
|
def test_generate_ephemeral(self):
|
|
"""Test ephemeral disk generation."""
|
|
instance = db.instance_create(self.context, self.instance_values)
|
|
instance = db.instance_update(self.context, instance['uuid'],
|
|
{'instance_type_id': 4})
|
|
|
|
def fake_generate_ephemeral(*args):
|
|
self.called = True
|
|
self.stubs.Set(vm_utils, 'generate_ephemeral', fake_generate_ephemeral)
|
|
|
|
self.assertCalled(instance)
|
|
|
|
|
|
class XenAPIBWUsageTestCase(stubs.XenAPITestBase):
|
|
def setUp(self):
|
|
super(XenAPIBWUsageTestCase, self).setUp()
|
|
self.stubs.Set(vm_utils, 'compile_metrics',
|
|
XenAPIBWUsageTestCase._fake_compile_metrics)
|
|
self.flags(xenapi_connection_url='test_url',
|
|
xenapi_connection_password='test_pass',
|
|
firewall_driver='nova.virt.xenapi.firewall.'
|
|
'Dom0IptablesFirewallDriver')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
self.conn = xenapi_conn.XenAPIDriver(False)
|
|
|
|
@classmethod
|
|
def _fake_compile_metrics(cls, start_time, stop_time=None):
|
|
raise exception.CouldNotFetchMetrics()
|
|
|
|
def test_get_all_bw_usage_in_failure_case(self):
|
|
"""Test that get_all_bw_usage returns an empty list when metrics
|
|
compilation failed. c.f. bug #910045.
|
|
"""
|
|
class testinstance(object):
|
|
def __init__(self):
|
|
self.name = "instance-0001"
|
|
self.uuid = "1-2-3-4-5"
|
|
|
|
result = self.conn.get_all_bw_usage([testinstance()],
|
|
timeutils.utcnow())
|
|
self.assertEqual(result, [])
|
|
|
|
|
|
# TODO(salvatore-orlando): this class and
|
|
# nova.tests.test_libvirt.IPTablesFirewallDriverTestCase share a lot of code.
|
|
# Consider abstracting common code in a base class for firewall driver testing.
|
|
class XenAPIDom0IptablesFirewallTestCase(stubs.XenAPITestBase):
|
|
|
|
_in_nat_rules = [
|
|
'# Generated by iptables-save v1.4.10 on Sat Feb 19 00:03:19 2011',
|
|
'*nat',
|
|
':PREROUTING ACCEPT [1170:189210]',
|
|
':INPUT ACCEPT [844:71028]',
|
|
':OUTPUT ACCEPT [5149:405186]',
|
|
':POSTROUTING ACCEPT [5063:386098]',
|
|
]
|
|
|
|
_in_filter_rules = [
|
|
'# Generated by iptables-save v1.4.4 on Mon Dec 6 11:54:13 2010',
|
|
'*filter',
|
|
':INPUT ACCEPT [969615:281627771]',
|
|
':FORWARD ACCEPT [0:0]',
|
|
':OUTPUT ACCEPT [915599:63811649]',
|
|
':nova-block-ipv4 - [0:0]',
|
|
'-A INPUT -i virbr0 -p tcp -m tcp --dport 67 -j ACCEPT ',
|
|
'-A FORWARD -d 192.168.122.0/24 -o virbr0 -m state --state RELATED'
|
|
',ESTABLISHED -j ACCEPT ',
|
|
'-A FORWARD -s 192.168.122.0/24 -i virbr0 -j ACCEPT ',
|
|
'-A FORWARD -i virbr0 -o virbr0 -j ACCEPT ',
|
|
'-A FORWARD -o virbr0 -j REJECT --reject-with icmp-port-unreachable ',
|
|
'-A FORWARD -i virbr0 -j REJECT --reject-with icmp-port-unreachable ',
|
|
'COMMIT',
|
|
'# Completed on Mon Dec 6 11:54:13 2010',
|
|
]
|
|
|
|
_in6_filter_rules = [
|
|
'# Generated by ip6tables-save v1.4.4 on Tue Jan 18 23:47:56 2011',
|
|
'*filter',
|
|
':INPUT ACCEPT [349155:75810423]',
|
|
':FORWARD ACCEPT [0:0]',
|
|
':OUTPUT ACCEPT [349256:75777230]',
|
|
'COMMIT',
|
|
'# Completed on Tue Jan 18 23:47:56 2011',
|
|
]
|
|
|
|
def setUp(self):
|
|
super(XenAPIDom0IptablesFirewallTestCase, self).setUp()
|
|
self.flags(xenapi_connection_url='test_url',
|
|
xenapi_connection_password='test_pass',
|
|
instance_name_template='%d',
|
|
firewall_driver='nova.virt.xenapi.firewall.'
|
|
'Dom0IptablesFirewallDriver')
|
|
xenapi_fake.create_local_srs()
|
|
xenapi_fake.create_local_pifs()
|
|
self.user_id = 'mappin'
|
|
self.project_id = 'fake'
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForFirewallTests,
|
|
test_case=self)
|
|
self.context = context.RequestContext(self.user_id, self.project_id)
|
|
self.network = importutils.import_object(FLAGS.network_manager)
|
|
self.conn = xenapi_conn.XenAPIDriver(False)
|
|
self.fw = self.conn._vmops.firewall_driver
|
|
|
|
def _create_instance_ref(self):
|
|
return db.instance_create(self.context,
|
|
{'user_id': self.user_id,
|
|
'project_id': self.project_id,
|
|
'instance_type_id': 1})
|
|
|
|
def _create_test_security_group(self):
|
|
admin_ctxt = context.get_admin_context()
|
|
secgroup = db.security_group_create(admin_ctxt,
|
|
{'user_id': self.user_id,
|
|
'project_id': self.project_id,
|
|
'name': 'testgroup',
|
|
'description': 'test group'})
|
|
db.security_group_rule_create(admin_ctxt,
|
|
{'parent_group_id': secgroup['id'],
|
|
'protocol': 'icmp',
|
|
'from_port': -1,
|
|
'to_port': -1,
|
|
'cidr': '192.168.11.0/24'})
|
|
|
|
db.security_group_rule_create(admin_ctxt,
|
|
{'parent_group_id': secgroup['id'],
|
|
'protocol': 'icmp',
|
|
'from_port': 8,
|
|
'to_port': -1,
|
|
'cidr': '192.168.11.0/24'})
|
|
|
|
db.security_group_rule_create(admin_ctxt,
|
|
{'parent_group_id': secgroup['id'],
|
|
'protocol': 'tcp',
|
|
'from_port': 80,
|
|
'to_port': 81,
|
|
'cidr': '192.168.10.0/24'})
|
|
return secgroup
|
|
|
|
def _validate_security_group(self):
|
|
in_rules = filter(lambda l: not l.startswith('#'),
|
|
self._in_filter_rules)
|
|
for rule in in_rules:
|
|
if not 'nova' in rule:
|
|
self.assertTrue(rule in self._out_rules,
|
|
'Rule went missing: %s' % rule)
|
|
|
|
instance_chain = None
|
|
for rule in self._out_rules:
|
|
# This is pretty crude, but it'll do for now
|
|
# last two octets change
|
|
if re.search('-d 192.168.[0-9]{1,3}.[0-9]{1,3} -j', rule):
|
|
instance_chain = rule.split(' ')[-1]
|
|
break
|
|
self.assertTrue(instance_chain, "The instance chain wasn't added")
|
|
security_group_chain = None
|
|
for rule in self._out_rules:
|
|
# This is pretty crude, but it'll do for now
|
|
if '-A %s -j' % instance_chain in rule:
|
|
security_group_chain = rule.split(' ')[-1]
|
|
break
|
|
self.assertTrue(security_group_chain,
|
|
"The security group chain wasn't added")
|
|
|
|
regex = re.compile('-A .* -j ACCEPT -p icmp -s 192.168.11.0/24')
|
|
self.assertTrue(len(filter(regex.match, self._out_rules)) > 0,
|
|
"ICMP acceptance rule wasn't added")
|
|
|
|
regex = re.compile('-A .* -j ACCEPT -p icmp -m icmp --icmp-type 8'
|
|
' -s 192.168.11.0/24')
|
|
self.assertTrue(len(filter(regex.match, self._out_rules)) > 0,
|
|
"ICMP Echo Request acceptance rule wasn't added")
|
|
|
|
regex = re.compile('-A .* -j ACCEPT -p tcp --dport 80:81'
|
|
' -s 192.168.10.0/24')
|
|
self.assertTrue(len(filter(regex.match, self._out_rules)) > 0,
|
|
"TCP port 80/81 acceptance rule wasn't added")
|
|
|
|
def test_static_filters(self):
|
|
instance_ref = self._create_instance_ref()
|
|
src_instance_ref = self._create_instance_ref()
|
|
admin_ctxt = context.get_admin_context()
|
|
secgroup = self._create_test_security_group()
|
|
|
|
src_secgroup = db.security_group_create(admin_ctxt,
|
|
{'user_id': self.user_id,
|
|
'project_id': self.project_id,
|
|
'name': 'testsourcegroup',
|
|
'description': 'src group'})
|
|
db.security_group_rule_create(admin_ctxt,
|
|
{'parent_group_id': secgroup['id'],
|
|
'protocol': 'tcp',
|
|
'from_port': 80,
|
|
'to_port': 81,
|
|
'group_id': src_secgroup['id']})
|
|
|
|
db.instance_add_security_group(admin_ctxt, instance_ref['uuid'],
|
|
secgroup['id'])
|
|
db.instance_add_security_group(admin_ctxt, src_instance_ref['uuid'],
|
|
src_secgroup['id'])
|
|
instance_ref = db.instance_get(admin_ctxt, instance_ref['id'])
|
|
src_instance_ref = db.instance_get(admin_ctxt, src_instance_ref['id'])
|
|
|
|
network_model = fake_network.fake_get_instance_nw_info(self.stubs,
|
|
1, spectacular=True)
|
|
|
|
fake_network.stub_out_nw_api_get_instance_nw_info(self.stubs,
|
|
lambda *a, **kw: network_model)
|
|
|
|
network_info = network_model.legacy()
|
|
self.fw.prepare_instance_filter(instance_ref, network_info)
|
|
self.fw.apply_instance_filter(instance_ref, network_info)
|
|
|
|
self._validate_security_group()
|
|
# Extra test for TCP acceptance rules
|
|
for ip in network_model.fixed_ips():
|
|
if ip['version'] != 4:
|
|
continue
|
|
regex = re.compile('-A .* -j ACCEPT -p tcp'
|
|
' --dport 80:81 -s %s' % ip['address'])
|
|
self.assertTrue(len(filter(regex.match, self._out_rules)) > 0,
|
|
"TCP port 80/81 acceptance rule wasn't added")
|
|
|
|
db.instance_destroy(admin_ctxt, instance_ref['uuid'])
|
|
|
|
def test_filters_for_instance_with_ip_v6(self):
|
|
self.flags(use_ipv6=True)
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs, 1)
|
|
rulesv4, rulesv6 = self.fw._filters_for_instance("fake", network_info)
|
|
self.assertEquals(len(rulesv4), 2)
|
|
self.assertEquals(len(rulesv6), 1)
|
|
|
|
def test_filters_for_instance_without_ip_v6(self):
|
|
self.flags(use_ipv6=False)
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs, 1)
|
|
rulesv4, rulesv6 = self.fw._filters_for_instance("fake", network_info)
|
|
self.assertEquals(len(rulesv4), 2)
|
|
self.assertEquals(len(rulesv6), 0)
|
|
|
|
def test_multinic_iptables(self):
|
|
ipv4_rules_per_addr = 1
|
|
ipv4_addr_per_network = 2
|
|
ipv6_rules_per_addr = 1
|
|
ipv6_addr_per_network = 1
|
|
networks_count = 5
|
|
instance_ref = self._create_instance_ref()
|
|
_get_instance_nw_info = fake_network.fake_get_instance_nw_info
|
|
network_info = _get_instance_nw_info(self.stubs,
|
|
networks_count,
|
|
ipv4_addr_per_network)
|
|
ipv4_len = len(self.fw.iptables.ipv4['filter'].rules)
|
|
ipv6_len = len(self.fw.iptables.ipv6['filter'].rules)
|
|
inst_ipv4, inst_ipv6 = self.fw.instance_rules(instance_ref,
|
|
network_info)
|
|
self.fw.prepare_instance_filter(instance_ref, network_info)
|
|
ipv4 = self.fw.iptables.ipv4['filter'].rules
|
|
ipv6 = self.fw.iptables.ipv6['filter'].rules
|
|
ipv4_network_rules = len(ipv4) - len(inst_ipv4) - ipv4_len
|
|
ipv6_network_rules = len(ipv6) - len(inst_ipv6) - ipv6_len
|
|
self.assertEquals(ipv4_network_rules,
|
|
ipv4_rules_per_addr * ipv4_addr_per_network * networks_count)
|
|
self.assertEquals(ipv6_network_rules,
|
|
ipv6_rules_per_addr * ipv6_addr_per_network * networks_count)
|
|
|
|
def test_do_refresh_security_group_rules(self):
|
|
admin_ctxt = context.get_admin_context()
|
|
instance_ref = self._create_instance_ref()
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs, 1, 1)
|
|
secgroup = self._create_test_security_group()
|
|
db.instance_add_security_group(admin_ctxt, instance_ref['uuid'],
|
|
secgroup['id'])
|
|
self.fw.prepare_instance_filter(instance_ref, network_info)
|
|
self.fw.instances[instance_ref['id']] = instance_ref
|
|
self._validate_security_group()
|
|
# add a rule to the security group
|
|
db.security_group_rule_create(admin_ctxt,
|
|
{'parent_group_id': secgroup['id'],
|
|
'protocol': 'udp',
|
|
'from_port': 200,
|
|
'to_port': 299,
|
|
'cidr': '192.168.99.0/24'})
|
|
#validate the extra rule
|
|
self.fw.refresh_security_group_rules(secgroup)
|
|
regex = re.compile('-A .* -j ACCEPT -p udp --dport 200:299'
|
|
' -s 192.168.99.0/24')
|
|
self.assertTrue(len(filter(regex.match, self._out_rules)) > 0,
|
|
"Rules were not updated properly."
|
|
"The rule for UDP acceptance is missing")
|
|
|
|
def test_provider_firewall_rules(self):
|
|
# setup basic instance data
|
|
instance_ref = self._create_instance_ref()
|
|
# FRAGILE: as in libvirt tests
|
|
# peeks at how the firewall names chains
|
|
chain_name = 'inst-%s' % instance_ref['id']
|
|
|
|
network_info = fake_network.fake_get_instance_nw_info(self.stubs, 1, 1)
|
|
self.fw.prepare_instance_filter(instance_ref, network_info)
|
|
self.assertTrue('provider' in self.fw.iptables.ipv4['filter'].chains)
|
|
rules = [rule for rule in self.fw.iptables.ipv4['filter'].rules
|
|
if rule.chain == 'provider']
|
|
self.assertEqual(0, len(rules))
|
|
|
|
admin_ctxt = context.get_admin_context()
|
|
# add a rule and send the update message, check for 1 rule
|
|
provider_fw0 = db.provider_fw_rule_create(admin_ctxt,
|
|
{'protocol': 'tcp',
|
|
'cidr': '10.99.99.99/32',
|
|
'from_port': 1,
|
|
'to_port': 65535})
|
|
self.fw.refresh_provider_fw_rules()
|
|
rules = [rule for rule in self.fw.iptables.ipv4['filter'].rules
|
|
if rule.chain == 'provider']
|
|
self.assertEqual(1, len(rules))
|
|
|
|
# Add another, refresh, and make sure number of rules goes to two
|
|
provider_fw1 = db.provider_fw_rule_create(admin_ctxt,
|
|
{'protocol': 'udp',
|
|
'cidr': '10.99.99.99/32',
|
|
'from_port': 1,
|
|
'to_port': 65535})
|
|
self.fw.refresh_provider_fw_rules()
|
|
rules = [rule for rule in self.fw.iptables.ipv4['filter'].rules
|
|
if rule.chain == 'provider']
|
|
self.assertEqual(2, len(rules))
|
|
|
|
# create the instance filter and make sure it has a jump rule
|
|
self.fw.prepare_instance_filter(instance_ref, network_info)
|
|
self.fw.apply_instance_filter(instance_ref, network_info)
|
|
inst_rules = [rule for rule in self.fw.iptables.ipv4['filter'].rules
|
|
if rule.chain == chain_name]
|
|
jump_rules = [rule for rule in inst_rules if '-j' in rule.rule]
|
|
provjump_rules = []
|
|
# IptablesTable doesn't make rules unique internally
|
|
for rule in jump_rules:
|
|
if 'provider' in rule.rule and rule not in provjump_rules:
|
|
provjump_rules.append(rule)
|
|
self.assertEqual(1, len(provjump_rules))
|
|
|
|
# remove a rule from the db, cast to compute to refresh rule
|
|
db.provider_fw_rule_destroy(admin_ctxt, provider_fw1['id'])
|
|
self.fw.refresh_provider_fw_rules()
|
|
rules = [rule for rule in self.fw.iptables.ipv4['filter'].rules
|
|
if rule.chain == 'provider']
|
|
self.assertEqual(1, len(rules))
|
|
|
|
|
|
class XenAPISRSelectionTestCase(stubs.XenAPITestBase):
|
|
"""Unit tests for testing we find the right SR."""
|
|
def test_safe_find_sr_raise_exception(self):
|
|
"""Ensure StorageRepositoryNotFound is raise when wrong filter."""
|
|
self.flags(sr_matching_filter='yadayadayada')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
|
|
self.assertRaises(exception.StorageRepositoryNotFound,
|
|
vm_utils.safe_find_sr, session)
|
|
|
|
def test_safe_find_sr_local_storage(self):
|
|
"""Ensure the default local-storage is found."""
|
|
self.flags(sr_matching_filter='other-config:i18n-key=local-storage')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
|
|
host_ref = xenapi_fake.get_all('host')[0]
|
|
local_sr = xenapi_fake.create_sr(
|
|
name_label='Fake Storage',
|
|
type='lvm',
|
|
other_config={'i18n-original-value-name_label':
|
|
'Local storage',
|
|
'i18n-key': 'local-storage'},
|
|
host_ref=host_ref)
|
|
expected = vm_utils.safe_find_sr(session)
|
|
self.assertEqual(local_sr, expected)
|
|
|
|
def test_safe_find_sr_by_other_criteria(self):
|
|
"""Ensure the SR is found when using a different filter."""
|
|
self.flags(sr_matching_filter='other-config:my_fake_sr=true')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
|
|
host_ref = xenapi_fake.get_all('host')[0]
|
|
local_sr = xenapi_fake.create_sr(name_label='Fake Storage',
|
|
type='lvm',
|
|
other_config={'my_fake_sr': 'true'},
|
|
host_ref=host_ref)
|
|
expected = vm_utils.safe_find_sr(session)
|
|
self.assertEqual(local_sr, expected)
|
|
|
|
def test_safe_find_sr_default(self):
|
|
"""Ensure the default SR is found regardless of other-config."""
|
|
self.flags(sr_matching_filter='default-sr:true')
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass')
|
|
pool_ref = xenapi_fake.create_pool('')
|
|
expected = vm_utils.safe_find_sr(session)
|
|
self.assertEqual(session.call_xenapi('pool.get_default_SR', pool_ref),
|
|
expected)
|
|
|
|
|
|
class XenAPIAggregateTestCase(stubs.XenAPITestBase):
|
|
"""Unit tests for aggregate operations."""
|
|
def setUp(self):
|
|
super(XenAPIAggregateTestCase, self).setUp()
|
|
self.flags(xenapi_connection_url='http://test_url',
|
|
xenapi_connection_username='test_user',
|
|
xenapi_connection_password='test_pass',
|
|
instance_name_template='%d',
|
|
firewall_driver='nova.virt.xenapi.firewall.'
|
|
'Dom0IptablesFirewallDriver',
|
|
host='host')
|
|
host_ref = xenapi_fake.get_all('host')[0]
|
|
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
|
|
self.context = context.get_admin_context()
|
|
self.conn = xenapi_conn.XenAPIDriver(False)
|
|
self.fake_metadata = {'master_compute': 'host',
|
|
'host': xenapi_fake.get_record('host',
|
|
host_ref)['uuid']}
|
|
|
|
def test_add_to_aggregate_called(self):
|
|
def fake_add_to_aggregate(context, aggregate, host):
|
|
fake_add_to_aggregate.called = True
|
|
self.stubs.Set(self.conn._pool,
|
|
"add_to_aggregate",
|
|
fake_add_to_aggregate)
|
|
|
|
self.conn.add_to_aggregate(None, None, None)
|
|
self.assertTrue(fake_add_to_aggregate.called)
|
|
|
|
def test_add_to_aggregate_for_first_host_sets_metadata(self):
|
|
def fake_init_pool(id, name):
|
|
fake_init_pool.called = True
|
|
self.stubs.Set(self.conn._pool, "_init_pool", fake_init_pool)
|
|
|
|
aggregate = self._aggregate_setup()
|
|
self.conn._pool.add_to_aggregate(self.context, aggregate, "host")
|
|
result = db.aggregate_get(self.context, aggregate.id)
|
|
self.assertTrue(fake_init_pool.called)
|
|
self.assertDictMatch(self.fake_metadata, result.metadetails)
|
|
self.assertEqual(aggregate_states.ACTIVE, result.operational_state)
|
|
|
|
def test_join_slave(self):
|
|
"""Ensure join_slave gets called when the request gets to master."""
|
|
def fake_join_slave(id, compute_uuid, host, url, user, password):
|
|
fake_join_slave.called = True
|
|
self.stubs.Set(self.conn._pool, "_join_slave", fake_join_slave)
|
|
|
|
aggregate = self._aggregate_setup(hosts=['host', 'host2'],
|
|
metadata=self.fake_metadata)
|
|
self.conn._pool.add_to_aggregate(self.context, aggregate, "host2",
|
|
compute_uuid='fake_uuid',
|
|
url='fake_url',
|
|
user='fake_user',
|
|
passwd='fake_pass',
|
|
xenhost_uuid='fake_uuid')
|
|
self.assertTrue(fake_join_slave.called)
|
|
|
|
def test_add_to_aggregate_first_host(self):
|
|
def fake_pool_set_name_label(self, session, pool_ref, name):
|
|
fake_pool_set_name_label.called = True
|
|
self.stubs.Set(xenapi_fake.SessionBase, "pool_set_name_label",
|
|
fake_pool_set_name_label)
|
|
self.conn._session.call_xenapi("pool.create", {"name": "asdf"})
|
|
|
|
values = {"name": 'fake_aggregate',
|
|
"availability_zone": 'fake_zone'}
|
|
result = db.aggregate_create(self.context, values)
|
|
db.aggregate_host_add(self.context, result.id, "host")
|
|
aggregate = db.aggregate_get(self.context, result.id)
|
|
self.assertEqual(["host"], aggregate.hosts)
|
|
self.assertEqual({}, aggregate.metadetails)
|
|
|
|
self.conn._pool.add_to_aggregate(self.context, aggregate, "host")
|
|
self.assertTrue(fake_pool_set_name_label.called)
|
|
|
|
def test_remove_from_aggregate_called(self):
|
|
def fake_remove_from_aggregate(context, aggregate, host):
|
|
fake_remove_from_aggregate.called = True
|
|
self.stubs.Set(self.conn._pool,
|
|
"remove_from_aggregate",
|
|
fake_remove_from_aggregate)
|
|
|
|
self.conn.remove_from_aggregate(None, None, None)
|
|
self.assertTrue(fake_remove_from_aggregate.called)
|
|
|
|
def test_remove_from_empty_aggregate(self):
|
|
values = {"name": 'fake_aggregate',
|
|
"availability_zone": 'fake_zone'}
|
|
result = db.aggregate_create(self.context, values)
|
|
self.assertRaises(exception.AggregateError,
|
|
self.conn._pool.remove_from_aggregate,
|
|
None, result, "test_host")
|
|
|
|
def test_remove_slave(self):
|
|
"""Ensure eject slave gets called."""
|
|
def fake_eject_slave(id, compute_uuid, host_uuid):
|
|
fake_eject_slave.called = True
|
|
self.stubs.Set(self.conn._pool, "_eject_slave", fake_eject_slave)
|
|
|
|
self.fake_metadata['host2'] = 'fake_host2_uuid'
|
|
aggregate = self._aggregate_setup(hosts=['host', 'host2'],
|
|
metadata=self.fake_metadata)
|
|
self.conn._pool.remove_from_aggregate(self.context, aggregate, "host2")
|
|
self.assertTrue(fake_eject_slave.called)
|
|
|
|
def test_remove_master_solo(self):
|
|
"""Ensure metadata are cleared after removal."""
|
|
def fake_clear_pool(id):
|
|
fake_clear_pool.called = True
|
|
self.stubs.Set(self.conn._pool, "_clear_pool", fake_clear_pool)
|
|
|
|
aggregate = self._aggregate_setup(aggr_state=aggregate_states.ACTIVE,
|
|
metadata=self.fake_metadata)
|
|
self.conn._pool.remove_from_aggregate(self.context, aggregate, "host")
|
|
result = db.aggregate_get(self.context, aggregate.id)
|
|
self.assertTrue(fake_clear_pool.called)
|
|
self.assertDictMatch({}, result.metadetails)
|
|
self.assertEqual(aggregate_states.ACTIVE, result.operational_state)
|
|
|
|
def test_remote_master_non_empty_pool(self):
|
|
"""Ensure AggregateError is raised if removing the master."""
|
|
aggregate = self._aggregate_setup(aggr_state=aggregate_states.ACTIVE,
|
|
hosts=['host', 'host2'],
|
|
metadata=self.fake_metadata)
|
|
self.assertRaises(exception.InvalidAggregateAction,
|
|
self.conn._pool.remove_from_aggregate,
|
|
self.context, aggregate, "host")
|
|
|
|
def _aggregate_setup(self, aggr_name='fake_aggregate',
|
|
aggr_zone='fake_zone',
|
|
aggr_state=aggregate_states.CREATED,
|
|
hosts=['host'], metadata=None):
|
|
values = {"name": aggr_name,
|
|
"availability_zone": aggr_zone,
|
|
"operational_state": aggr_state, }
|
|
result = db.aggregate_create(self.context, values)
|
|
for host in hosts:
|
|
db.aggregate_host_add(self.context, result.id, host)
|
|
if metadata:
|
|
db.aggregate_metadata_add(self.context, result.id, metadata)
|
|
return db.aggregate_get(self.context, result.id)
|
|
|
|
|
|
class VmUtilsTestCase(test.TestCase):
|
|
"""Unit tests for xenapi utils."""
|
|
|
|
def test_upload_image(self):
|
|
"""Ensure image properties include instance system metadata
|
|
as well as few local settings."""
|
|
def fake_pick_glance_api_server():
|
|
return ("host", 80)
|
|
|
|
def fake_instance_system_metadata_get(context, uuid):
|
|
return dict(image_a=1, image_b=2, image_c='c', d='d')
|
|
|
|
def fake_get_sr_path(session):
|
|
return "foo"
|
|
|
|
class FakeInstance(object):
|
|
auto_disk_config = "auto disk config"
|
|
os_type = "os type"
|
|
|
|
def __getitem__(instance_self, item):
|
|
return "whatever"
|
|
|
|
class FakeSession(object):
|
|
def call_plugin(session_self, service, command, kwargs):
|
|
self.kwargs = kwargs
|
|
|
|
def fake_dumps(thing):
|
|
return thing
|
|
|
|
self.stubs.Set(glance, "pick_glance_api_server",
|
|
fake_pick_glance_api_server)
|
|
self.stubs.Set(db, "instance_system_metadata_get",
|
|
fake_instance_system_metadata_get)
|
|
self.stubs.Set(vm_utils, "get_sr_path", fake_get_sr_path)
|
|
self.stubs.Set(pickle, "dumps", fake_dumps)
|
|
|
|
ctx = context.get_admin_context()
|
|
|
|
instance = FakeInstance()
|
|
session = FakeSession()
|
|
vm_utils.upload_image(ctx, session, instance, "vmi uuids", "image id")
|
|
|
|
actual = self.kwargs['params']['properties']
|
|
expected = dict(a=1, b=2, c='c', d='d',
|
|
auto_disk_config='auto disk config',
|
|
os_type='os type')
|
|
self.assertEquals(expected, actual)
|