| // 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. |
| |
| package auth |
| |
| import ( |
| "fmt" |
| "github.com/apache/servicecomb-service-center/pkg/log" |
| ) |
| |
| type dataSourceEngine func(opts Options) (DataSource, error) |
| |
| var ( |
| plugins = make(map[ImplName]dataSourceEngine) |
| authDataSourceInst DataSource |
| ) |
| |
| // load plugins configuration into plugins |
| func Install(pluginImplName string, engineFunc dataSourceEngine) { |
| plugins[ImplName(pluginImplName)] = engineFunc |
| } |
| |
| // construct storage plugin instance |
| // invoked by sc main process |
| func Init(opts Options) error { |
| if opts.PluginImplName == "" { |
| return nil |
| } |
| |
| authDataSourceEngine, ok := plugins[opts.PluginImplName] |
| if !ok { |
| return fmt.Errorf("plugin implement not supported [%s]", opts.PluginImplName) |
| } |
| var err error |
| authDataSourceInst, err = authDataSourceEngine(opts) |
| if err != nil { |
| return err |
| } |
| log.Info(fmt.Sprintf("storage shim plugin [%s@%s] enabled", opts.PluginImplName, opts.Endpoint)) |
| return nil |
| } |
| |
| // usage: auth.Auth().CreateAccount() |
| func Auth() DataSource { |
| return authDataSourceInst |
| } |