x/vmware-nsx
Code Issues Proposed changes

Merge "Quantum should use openstack.common.importutils"

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This commit is contained in:
Jenkins 2012-06-05 02:03:52 +00:00 committed by Gerrit Code Review
commit 1cc89804a3
12 changed files with 72 additions and 48 deletions
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2
openstack-common.conf
View File

@ -1,7 +1,7 @@
[DEFAULT]
# The list of modules to copy from openstack-common
modules=cfg,iniparser,setup
modules=cfg,importutils,iniparser,setup
# The base module to hold the copy of openstack.common
base=quantum

21
quantum/common/utils.py
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@ -36,27 +36,6 @@ from quantum.common.exceptions import ProcessExecutionError
from quantum.common import flags
def import_class(import_str):
"""Returns a class from a string including module and class."""
mod_str, _sep, class_str = import_str.rpartition('.')
try:
__import__(mod_str)
return getattr(sys.modules[mod_str], class_str)
except (ImportError, ValueError, AttributeError), exc:
print(('Inner Exception: %s'), exc)
raise exception.ClassNotFound(class_name=class_str)
def import_object(import_str):
"""Returns an object including a module or module and class."""
try:
__import__(import_str)
return sys.modules[import_str]
except ImportError:
cls = import_class(import_str)
return cls()
# NOTE(jkoelker) Since to_primitive isn't used anywhere can we just drop it
def to_primitive(value):
if isinstance(value, (list, tuple)):

3
quantum/manager.py
View File

@ -29,6 +29,7 @@ import os
from quantum.common import utils
from quantum.common.config import find_config_file
from quantum.common.exceptions import ClassNotFound
from quantum.openstack.common import importutils
from quantum.quantum_plugin_base import QuantumPluginBase
@ -66,7 +67,7 @@ class QuantumManager(object):
# If the plugin can't be found let them know gracefully
try:
plugin_klass = utils.import_class(options['plugin_provider'])
plugin_klass = importutils.import_class(options['plugin_provider'])
except ClassNotFound:
raise Exception("Plugin not found. You can install a "
"plugin with: pip install <plugin-name>\n"

44
quantum/openstack/common/importutils.py Normal file
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@ -0,0 +1,44 @@
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 OpenStack LLC.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
Import related utilities and helper functions.
"""
import sys
def import_class(import_str):
"""Returns a class from a string including module and class"""
mod_str, _sep, class_str = import_str.rpartition('.')
try:
__import__(mod_str)
return getattr(sys.modules[mod_str], class_str)
except (ImportError, ValueError, AttributeError), exc:
raise ImportError('Class %s cannot be found (%s)' %
(class_str, str(exc)))
def import_object(import_str, *args, **kwargs):
"""Import a class and return an instance of it."""
return import_class(import_str)(*args, **kwargs)
def import_module(import_str):
"""Import a module."""
__import__(import_str)
return sys.modules[import_str]

6
quantum/plugins/cisco/l2network_plugin.py
View File

@ -21,7 +21,7 @@ import logging
import re
from quantum.common import exceptions as exc
from quantum.common import utils
from quantum.openstack.common import importutils
from quantum.quantum_plugin_base import QuantumPluginBase
from quantum.plugins.cisco import l2network_plugin_configuration as conf
from quantum.plugins.cisco.common import cisco_constants as const
@ -44,8 +44,8 @@ class L2Network(QuantumPluginBase):
def __init__(self):
cdb.initialize()
cred.Store.initialize()
self._model = utils.import_object(conf.MODEL_CLASS)
self._vlan_mgr = utils.import_object(conf.MANAGER_CLASS)
self._model = importutils.import_object(conf.MODEL_CLASS)
self._vlan_mgr = importutils.import_object(conf.MANAGER_CLASS)
LOG.debug("L2Network plugin initialization done successfully\n")
"""

10
quantum/plugins/cisco/models/l2network_multi_blade.py
View File

@ -22,7 +22,7 @@ import logging
import platform
from quantum.common import exceptions as exc
from quantum.common import utils
from quantum.openstack.common import importutils
from quantum.plugins.cisco.l2network_model_base import L2NetworkModelBase
from quantum.plugins.cisco import l2network_plugin_configuration as conf
from quantum.plugins.cisco.common import cisco_constants as const
@ -45,13 +45,13 @@ class L2NetworkMultiBlade(L2NetworkModelBase):
def __init__(self):
for key in conf.PLUGINS[const.PLUGINS].keys():
self._plugins[key] = utils.import_object(
conf.PLUGINS[const.PLUGINS][key])
plugin_obj = conf.PLUGINS[const.PLUGINS][key]
self._plugins[key] = importutils.import_object(plugin_obj)
LOG.debug("Loaded device plugin %s\n" %
conf.PLUGINS[const.PLUGINS][key])
if key in conf.PLUGINS[const.INVENTORY].keys():
self._inventory[key] = utils.import_object(
conf.PLUGINS[const.INVENTORY][key])
inventory_obj = conf.PLUGINS[const.INVENTORY][key]
self._inventory[key] = importutils.import_object(inventory_obj)
LOG.debug("Loaded device inventory %s\n" %
conf.PLUGINS[const.INVENTORY][key])

10
quantum/plugins/cisco/models/l2network_single_blade.py
View File

@ -22,7 +22,7 @@ import logging
import platform
from quantum.common import exceptions as exc
from quantum.common import utils
from quantum.openstack.common import importutils
from quantum.plugins.cisco.l2network_model_base import L2NetworkModelBase
from quantum.plugins.cisco import l2network_plugin_configuration as conf
from quantum.plugins.cisco.common import cisco_constants as const
@ -42,13 +42,13 @@ class L2NetworkSingleBlade(L2NetworkModelBase):
def __init__(self):
for key in conf.PLUGINS[const.PLUGINS].keys():
self._plugins[key] = utils.import_object(
conf.PLUGINS[const.PLUGINS][key])
plugin_obj = conf.PLUGINS[const.PLUGINS][key]
self._plugins[key] = importutils.import_object(plugin_obj)
LOG.debug("Loaded device plugin %s\n" %
conf.PLUGINS[const.PLUGINS][key])
if key in conf.PLUGINS[const.INVENTORY].keys():
self._inventory[key] = utils.import_object(
conf.PLUGINS[const.INVENTORY][key])
inventory_obj = conf.PLUGINS[const.INVENTORY][key]
self._inventory[key] = importutils.import_object(inventory_obj)
LOG.debug("Loaded device inventory %s\n" %
conf.PLUGINS[const.INVENTORY][key])

4
quantum/plugins/cisco/nexus/cisco_nexus_plugin.py
View File

@ -23,7 +23,7 @@ PlugIn for Nexus OS driver
import logging
from quantum.common import exceptions as exc
from quantum.common import utils
from quantum.openstack.common import importutils
from quantum.plugins.cisco.common import cisco_constants as const
from quantum.plugins.cisco.common import cisco_credentials as cred
from quantum.plugins.cisco.db import api as db
@ -46,7 +46,7 @@ class NexusPlugin(L2DevicePluginBase):
"""
Extracts the configuration parameters from the configuration file
"""
self._client = utils.import_object(conf.NEXUS_DRIVER)
self._client = importutils.import_object(conf.NEXUS_DRIVER)
LOG.debug("Loaded driver %s\n" % conf.NEXUS_DRIVER)
self._nexus_ip = conf.NEXUS_IP_ADDRESS
self._nexus_username = cred.Store.getUsername(conf.NEXUS_IP_ADDRESS)

6
quantum/plugins/cisco/services/services_logistics.py
View File

@ -24,7 +24,7 @@ import subprocess
import re
import time
from quantum.common import utils
from quantum.openstack.common import importutils
from quantum.plugins.cisco import l2network_plugin_configuration as conf
from quantum.plugins.cisco.common import cisco_constants as const
from quantum.plugins.cisco.db import services_db as sdb
@ -106,8 +106,8 @@ class ServicesLogistics():
"""
_plugins = {}
for key in conf.PLUGINS[const.PLUGINS].keys():
_plugins[key] = (
utils.import_object(conf.PLUGINS[const.PLUGINS][key]))
plugin_obj = conf.PLUGINS[const.PLUGINS][key]
_plugins[key] = importutils.import_object(plugin_obj)
if not plugin_key in _plugins.keys():
LOG.debug("No %s Plugin loaded" % plugin_key)
return False

6
quantum/plugins/cisco/tests/unit/test_l2network_multi_blade.py
View File

@ -23,7 +23,7 @@ import logging
import unittest
from quantum.common import exceptions as exc
from quantum.common import utils
from quantum.openstack.common import importutils
from quantum.plugins.cisco.common import cisco_constants as const
from quantum.plugins.cisco.common import cisco_credentials as creds
from quantum.plugins.cisco.db import api as db
@ -78,8 +78,8 @@ class TestMultiBlade(unittest.TestCase):
# Get UCS inventory to make sure all UCSs are affected by tests
for key in conf.PLUGINS[const.PLUGINS].keys():
if key in conf.PLUGINS[const.INVENTORY].keys():
self._inventory[key] = utils.import_object(
conf.PLUGINS[const.INVENTORY][key])
plugin_obj = conf.PLUGINS[const.INVENTORY][key]
self._inventory[key] = importutils.import_object(plugin_obj)
self.ucs_count = self._inventory['ucs_plugin']._inventory.__len__()

4
quantum/plugins/cisco/ucs/cisco_ucs_plugin.py
View File

@ -20,7 +20,7 @@
import logging
from quantum.common import exceptions as exc
from quantum.common import utils
from quantum.openstack.common import importutils
from quantum.plugins.cisco.common import cisco_constants as const
from quantum.plugins.cisco.common import cisco_credentials as cred
from quantum.plugins.cisco.common import cisco_exceptions as cexc
@ -39,7 +39,7 @@ class UCSVICPlugin(L2DevicePluginBase):
"""UCS Device Plugin"""
def __init__(self):
self._driver = utils.import_object(conf.UCSM_DRIVER)
self._driver = importutils.import_object(conf.UCSM_DRIVER)
LOG.debug("Loaded driver %s\n" % conf.UCSM_DRIVER)
# TODO (Sumit) Make the counter per UCSM
self._port_profile_counter = 0

4
quantum/tests/unit/_test_api.py
View File

@ -25,8 +25,8 @@ import mock
from quantum.api.api_common import APIFaultWrapper
from quantum.api.networks import Controller
from quantum.common.test_lib import test_config
from quantum.common import utils
from quantum.db import api as db
from quantum.openstack.common import importutils
import quantum.tests.unit.testlib_api as testlib
from quantum.wsgi import XMLDeserializer, JSONDeserializer
@ -107,7 +107,7 @@ class AbstractAPITest(unittest.TestCase):
def setUp(self, api_router_klass, xml_metadata_dict):
options = {}
options['plugin_provider'] = test_config['plugin_name']
api_router_cls = utils.import_class(api_router_klass)
api_router_cls = importutils.import_class(api_router_klass)
self.api = api_router_cls(options)
self.tenant_id = "test_tenant"
self.network_name = "test_network"