| /* |
| * 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 mongo |
| |
| import ( |
| "context" |
| "fmt" |
| |
| "github.com/go-chassis/cari/discovery" |
| |
| "github.com/apache/servicecomb-service-center/datasource/cache" |
| "github.com/apache/servicecomb-service-center/datasource/mongo/dao" |
| ) |
| |
| func GetConsumerIDs(ctx context.Context, provider *discovery.MicroService) ([]string, error) { |
| if provider == nil || len(provider.ServiceId) == 0 { |
| return nil, fmt.Errorf("invalid provider") |
| } |
| |
| var err error |
| serviceDeps, ok := cache.GetProviderServiceOfDeps(provider) |
| if !ok { |
| serviceDeps, err = dao.GetProviderDeps(ctx, provider) |
| if err != nil { |
| return nil, err |
| } |
| } |
| consumerIDs := make([]string, 0, len(serviceDeps.Dependency)) |
| for _, serviceKeys := range serviceDeps.Dependency { |
| id, err := GetServiceID(ctx, serviceKeys) |
| if err != nil { |
| return nil, err |
| } |
| consumerIDs = append(consumerIDs, id) |
| } |
| return consumerIDs, nil |
| } |
| |
| func GetConsumers(ctx context.Context, domainProject string, provider *discovery.MicroService, |
| opts ...DependencyRelationFilterOption) ([]*discovery.MicroService, error) { |
| dr := NewProviderDependencyRelation(ctx, domainProject, provider) |
| return dr.GetDependencyConsumers(opts...) |
| } |
| |
| func GetProviders(ctx context.Context, domainProject string, consumer *discovery.MicroService, |
| opts ...DependencyRelationFilterOption) ([]*discovery.MicroService, error) { |
| dr := NewConsumerDependencyRelation(ctx, domainProject, consumer) |
| return dr.GetDependencyProviders(opts...) |
| } |