227 lines
7.5 KiB
Python
227 lines
7.5 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2012 IBM
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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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"""
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Test suite for PowerVMDriver.
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"""
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from nova import context
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from nova import db
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from nova import test
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from nova.compute import power_state
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from nova.openstack.common import log as logging
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from nova.virt import images
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from nova.virt.powervm import blockdev as powervm_blockdev
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from nova.virt.powervm import common
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from nova.virt.powervm import driver as powervm_driver
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from nova.virt.powervm import exception
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from nova.virt.powervm import lpar
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from nova.virt.powervm import operator
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LOG = logging.getLogger(__name__)
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def fake_lpar(instance_name):
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return lpar.LPAR(name=instance_name,
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lpar_id=1, desired_mem=1024,
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max_mem=2048, max_procs=2,
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uptime=939395, state='Running')
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class FakeIVMOperator(object):
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def get_lpar(self, instance_name, resource_type='lpar'):
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return fake_lpar(instance_name)
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def list_lpar_instances(self):
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return ['instance-00000001', 'instance-00000002']
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def create_lpar(self, lpar):
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pass
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def start_lpar(self, instance_name):
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pass
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def stop_lpar(self, instance_name):
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pass
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def remove_lpar(self, instance_name):
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pass
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def get_vhost_by_instance_id(self, instance_id):
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return 'vhostfake'
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def get_virtual_eth_adapter_id(self):
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return 1
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def get_disk_name_by_vhost(self, vhost):
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return 'lvfake01'
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def remove_disk(self, disk_name):
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pass
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def run_cfg_dev(self, device_name):
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pass
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def attach_disk_to_vhost(self, disk, vhost):
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pass
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def get_memory_info(self):
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return {'total_mem': 65536, 'avail_mem': 46336}
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def get_cpu_info(self):
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return {'total_procs': 8.0, 'avail_procs': 6.3}
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def get_disk_info(self):
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return {'disk_total': 10168,
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'disk_used': 0,
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'disk_avail': 10168}
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def get_hostname(self):
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return 'fake-powervm'
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class FakeBlockAdapter(powervm_blockdev.PowerVMLocalVolumeAdapter):
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def __init__(self):
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pass
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def _create_logical_volume(self, size):
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return 'lvfake01'
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def _remove_logical_volume(self, lv_name):
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pass
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def _copy_file_to_device(self, sourcePath, device, decrompress=True):
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pass
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def _copy_image_file(self, sourcePath, remotePath, decompress=False):
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finalPath = '/home/images/rhel62.raw.7e358754160433febd6f3318b7c9e335'
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size = 4294967296
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return finalPath, size
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def fake_get_powervm_operator():
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return FakeIVMOperator()
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class PowerVMDriverTestCase(test.TestCase):
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"""Unit tests for PowerVM connection calls."""
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def setUp(self):
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super(PowerVMDriverTestCase, self).setUp()
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self.stubs.Set(operator, 'get_powervm_operator',
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fake_get_powervm_operator)
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self.stubs.Set(operator, 'get_powervm_disk_adapter',
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lambda: FakeBlockAdapter())
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self.powervm_connection = powervm_driver.PowerVMDriver(None)
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self.instance = self._create_instance()
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def _create_instance(self):
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return db.instance_create(context.get_admin_context(),
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{'user_id': 'fake',
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'project_id': 'fake',
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'instance_type_id': 1,
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'memory_mb': 1024,
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'vcpus': 2})
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def test_list_instances(self):
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instances = self.powervm_connection.list_instances()
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self.assertTrue('instance-00000001' in instances)
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self.assertTrue('instance-00000002' in instances)
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def test_instance_exists(self):
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name = self.instance['name']
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self.assertTrue(self.powervm_connection.instance_exists(name))
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def test_spawn(self):
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def fake_image_fetch_to_raw(context, image_id, file_path,
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user_id, project_id):
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pass
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self.flags(powervm_img_local_path='/images/')
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self.stubs.Set(images, 'fetch_to_raw', fake_image_fetch_to_raw)
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image_meta = {}
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image_meta['id'] = '666'
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self.powervm_connection.spawn(context.get_admin_context(),
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self.instance, image_meta, 's3cr3t', [])
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state = self.powervm_connection.get_info(self.instance)['state']
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self.assertEqual(state, power_state.RUNNING)
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def test_spawn_cleanup_on_fail(self):
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# Verify on a failed spawn, we get the original exception raised.
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# helper function
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def raise_(ex):
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raise ex
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self.flags(powervm_img_local_path='/images/')
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self.stubs.Set(images, 'fetch_to_raw', lambda *x, **y: None)
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self.stubs.Set(
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self.powervm_connection._powervm._disk_adapter,
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'create_volume_from_image',
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lambda *x, **y: raise_(exception.PowerVMImageCreationFailed()))
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self.stubs.Set(
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self.powervm_connection._powervm, '_cleanup',
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lambda *x, **y: raise_(Exception('This should be logged.')))
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self.assertRaises(exception.PowerVMImageCreationFailed,
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self.powervm_connection.spawn,
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context.get_admin_context(),
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self.instance,
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{'id': 'ANY_ID'}, 's3cr3t', [])
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def test_destroy(self):
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self.powervm_connection.destroy(self.instance, None)
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self.stubs.Set(FakeIVMOperator, 'get_lpar', lambda x, y: None)
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name = self.instance['name']
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self.assertFalse(self.powervm_connection.instance_exists(name))
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def test_get_info(self):
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info = self.powervm_connection.get_info(self.instance)
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self.assertEqual(info['state'], power_state.RUNNING)
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self.assertEqual(info['max_mem'], 2048)
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self.assertEqual(info['mem'], 1024)
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self.assertEqual(info['num_cpu'], 2)
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self.assertEqual(info['cpu_time'], 939395)
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def test_remote_utility_1(self):
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path_one = '/some/file/'
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path_two = '/path/filename'
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joined_path = common.aix_path_join(path_one, path_two)
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expected_path = '/some/file/path/filename'
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self.assertEqual(joined_path, expected_path)
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def test_remote_utility_2(self):
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path_one = '/some/file/'
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path_two = 'path/filename'
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joined_path = common.aix_path_join(path_one, path_two)
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expected_path = '/some/file/path/filename'
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self.assertEqual(joined_path, expected_path)
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def test_remote_utility_3(self):
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path_one = '/some/file'
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path_two = '/path/filename'
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joined_path = common.aix_path_join(path_one, path_two)
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expected_path = '/some/file/path/filename'
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self.assertEqual(joined_path, expected_path)
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def test_remote_utility_4(self):
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path_one = '/some/file'
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path_two = 'path/filename'
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joined_path = common.aix_path_join(path_one, path_two)
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expected_path = '/some/file/path/filename'
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self.assertEqual(joined_path, expected_path)
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