| /* |
| * 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 maxbody |
| |
| import ( |
| "github.com/apache/servicecomb-service-center/pkg/chain" |
| "github.com/apache/servicecomb-service-center/pkg/rest" |
| "github.com/apache/servicecomb-service-center/server/core" |
| "net/http" |
| ) |
| |
| const ( |
| microserviceSize = 5 * 1024 // 5KB |
| instanceSize = 5 * 1024 // 5KB |
| propertiesSize = 3 * 1024 // 3KB |
| ) |
| |
| var resourcesMap = map[string]int64{ |
| "/registry/v3/microservices": microserviceSize, |
| "/v4/:project/registry/microservices": microserviceSize, |
| |
| "/registry/v3/microservices/:serviceId/instances": instanceSize, |
| "/v4/:project/registry/microservices/:serviceId/instances": instanceSize, |
| |
| "/registry/v3/microservices/:serviceId/properties": propertiesSize, |
| "/v4/:project/registry/microservices/:serviceId/properties": propertiesSize, |
| |
| "/registry/v3/microservices/:serviceId/instances/:instanceId/properties": propertiesSize, |
| "/v4/:project/registry/microservices/:serviceId/instances/:instanceId/properties": propertiesSize, |
| } |
| |
| type Handler struct { |
| } |
| |
| func (c *Handler) Handle(i *chain.Invocation) { |
| r := i.Context().Value(rest.CtxRequest).(*http.Request) |
| if r.Method == http.MethodGet { |
| i.Next() |
| return |
| } |
| |
| w, pattern := i.Context().Value(rest.CtxResponse).(http.ResponseWriter), |
| i.Context().Value(rest.CtxMatchPattern).(string) |
| v, ok := resourcesMap[pattern] |
| if !ok { |
| v = core.ServerInfo.Config.MaxBodyBytes |
| } |
| |
| r.Body = http.MaxBytesReader(w, r.Body, v) |
| |
| i.Next() |
| } |
| |
| func RegisterHandlers() { |
| chain.RegisterHandler(rest.ServerChainName, &Handler{}) |
| } |