Handlers are going to wait on proceedChannel, this the initial step towards providing priority for different set of API operations
126 lines
4 KiB
Go
126 lines
4 KiB
Go
/*
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* Minimalist Object Storage, (C) 2014 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package server
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import (
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"net/http"
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router "github.com/gorilla/mux"
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"github.com/minio/minio/pkg/server/api"
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"github.com/minio/minio/pkg/server/rpc"
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)
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func getAPI() api.Minio {
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a := api.New()
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return a
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}
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// registerAPI - register all the object API handlers to their respective paths
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func registerAPI(mux *router.Router, a api.Minio) http.Handler {
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mux.HandleFunc("/", a.ListBucketsHandler).Methods("GET")
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mux.HandleFunc("/{bucket}", a.ListObjectsHandler).Methods("GET")
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mux.HandleFunc("/{bucket}", a.PutBucketHandler).Methods("PUT")
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mux.HandleFunc("/{bucket}", a.HeadBucketHandler).Methods("HEAD")
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mux.HandleFunc("/{bucket}/{object:.*}", a.HeadObjectHandler).Methods("HEAD")
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mux.HandleFunc("/{bucket}/{object:.*}", a.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}").Methods("PUT")
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mux.HandleFunc("/{bucket}/{object:.*}", a.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}").Methods("GET")
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mux.HandleFunc("/{bucket}/{object:.*}", a.CompleteMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}").Methods("POST")
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mux.HandleFunc("/{bucket}/{object:.*}", a.NewMultipartUploadHandler).Methods("POST")
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mux.HandleFunc("/{bucket}/{object:.*}", a.AbortMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}").Methods("DELETE")
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mux.HandleFunc("/{bucket}/{object:.*}", a.GetObjectHandler).Methods("GET")
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mux.HandleFunc("/{bucket}/{object:.*}", a.PutObjectHandler).Methods("PUT")
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// not implemented yet
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mux.HandleFunc("/{bucket}", a.DeleteBucketHandler).Methods("DELETE")
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// unsupported API
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mux.HandleFunc("/{bucket}/{object:.*}", a.DeleteObjectHandler).Methods("DELETE")
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return mux
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}
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// add a handlerFunc typedef
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type handlerFunc func(http.Handler) http.Handler
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// chain struct to hold handlers
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type chain struct {
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handlers []handlerFunc
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}
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// loop through handlers and return a final one
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func (c chain) final(mux http.Handler) http.Handler {
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var f http.Handler
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if mux != nil {
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f = mux
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} else {
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f = http.DefaultServeMux
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}
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for _, handler := range c.handlers {
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f = handler(f)
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}
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return f
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}
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// registerChain - register an array of handlers in a chain of style -> handler(handler(handler(handler...)))
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func registerChain(handlers ...handlerFunc) chain {
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ch := chain{}
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ch.handlers = append(ch.handlers, handlers...)
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return ch
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}
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// registerOtherMiddleware register all available middleware
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func registerOtherMiddleware(mux http.Handler, conf api.Config) http.Handler {
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ch := registerChain(
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api.ValidContentTypeHandler,
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api.TimeValidityHandler,
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api.IgnoreResourcesHandler,
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api.ValidateAuthHeaderHandler,
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api.LoggingHandler,
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// Add new middleware here
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)
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mux = ch.final(mux)
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mux = api.RateLimitHandler(mux, conf.RateLimit)
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return mux
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}
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// registerRPC - register rpc handlers
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func registerRPC(mux *router.Router, s *rpc.Server) http.Handler {
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mux.Handle("/rpc", s)
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return mux
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}
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// getAPIHandler api handler
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func getAPIHandler(conf api.Config) (http.Handler, api.Minio) {
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mux := router.NewRouter()
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minioAPI := getAPI()
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apiHandler := registerAPI(mux, minioAPI)
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apiHandler = registerOtherMiddleware(apiHandler, conf)
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return apiHandler, minioAPI
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}
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// getRPCHandler rpc handler
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func getRPCHandler() http.Handler {
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s := rpc.NewServer()
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s.RegisterJSONCodec()
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s.RegisterService(new(rpc.HelloService), "")
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s.RegisterService(new(rpc.VersionService), "")
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s.RegisterService(new(rpc.GetSysInfoService), "")
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// add more services here
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return registerRPC(router.NewRouter(), s)
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}
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