| /* |
| * |
| * Copyright 2020 gRPC authors. |
| * |
| * 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. |
| * |
| */ |
| |
| package lrs |
| |
| import ( |
| "encoding/json" |
| "fmt" |
| |
| internalserviceconfig "google.golang.org/grpc/internal/serviceconfig" |
| "google.golang.org/grpc/serviceconfig" |
| "google.golang.org/grpc/xds/internal" |
| ) |
| |
| type lbConfig struct { |
| serviceconfig.LoadBalancingConfig |
| ClusterName string |
| EdsServiceName string |
| LrsLoadReportingServerName string |
| Locality *internal.LocalityID |
| ChildPolicy *internalserviceconfig.BalancerConfig |
| } |
| |
| func parseConfig(c json.RawMessage) (*lbConfig, error) { |
| var cfg lbConfig |
| if err := json.Unmarshal(c, &cfg); err != nil { |
| return nil, err |
| } |
| if cfg.ClusterName == "" { |
| return nil, fmt.Errorf("required ClusterName is not set in %+v", cfg) |
| } |
| if cfg.LrsLoadReportingServerName == "" { |
| return nil, fmt.Errorf("required LrsLoadReportingServerName is not set in %+v", cfg) |
| } |
| if cfg.Locality == nil { |
| return nil, fmt.Errorf("required Locality is not set in %+v", cfg) |
| } |
| return &cfg, nil |
| } |