| #!/usr/bin/env python |
| """ |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you 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. |
| |
| Slider Agent |
| |
| """ |
| |
| __all__ = ["Provider", "find_provider"] |
| |
| from resource_management.core.exceptions import Fail |
| from resource_management.libraries.providers import PROVIDERS as LIBRARY_PROVIDERS |
| |
| |
| class Provider(object): |
| def __init__(self, resource): |
| self.resource = resource |
| |
| def action_nothing(self): |
| pass |
| |
| def __repr__(self): |
| return self.__unicode__() |
| |
| def __unicode__(self): |
| return u"%s[%s]" % (self.__class__.__name__, self.resource) |
| |
| |
| PROVIDERS = dict( |
| redhat=dict( |
| Package="resource_management.core.providers.package.yumrpm.YumProvider", |
| ), |
| suse=dict( |
| Package="resource_management.core.providers.package.zypper.ZypperProvider", |
| ), |
| debian=dict( |
| Package="resource_management.core.providers.package.apt.AptProvider", |
| ), |
| winsrv=dict( |
| Service="resource_management.core.providers.windows.service.ServiceProvider", |
| Execute="resource_management.core.providers.windows.system.ExecuteProvider", |
| File="resource_management.core.providers.windows.system.FileProvider" |
| ), |
| default=dict( |
| File="resource_management.core.providers.system.FileProvider", |
| Directory="resource_management.core.providers.system.DirectoryProvider", |
| Link="resource_management.core.providers.system.LinkProvider", |
| Execute="resource_management.core.providers.system.ExecuteProvider", |
| ExecuteScript="resource_management.core.providers.system.ExecuteScriptProvider", |
| Mount="resource_management.core.providers.mount.MountProvider", |
| User="resource_management.core.providers.accounts.UserProvider", |
| Group="resource_management.core.providers.accounts.GroupProvider", |
| Service="resource_management.core.providers.service.ServiceProvider", |
| Tarball="resource_management.core.providers.tarball.TarballProvider", |
| ), |
| ) |
| |
| |
| def find_provider(env, resource, class_path=None): |
| if not class_path: |
| providers = [PROVIDERS, LIBRARY_PROVIDERS] |
| for provider in providers: |
| if resource in provider[env.system.os_family]: |
| class_path = provider[env.system.os_family][resource] |
| break |
| if resource in provider["default"]: |
| class_path = provider["default"][resource] |
| break |
| |
| try: |
| mod_path, class_name = class_path.rsplit('.', 1) |
| except ValueError: |
| raise Fail("Unable to find provider for %s as %s" % (resource, class_path)) |
| mod = __import__(mod_path, {}, {}, [class_name]) |
| return getattr(mod, class_name) |