111 lines
3.5 KiB
Go
111 lines
3.5 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016 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 cmd
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import (
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"fmt"
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"net/http"
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"strings"
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"github.com/elazarl/go-bindata-assetfs"
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"github.com/gorilla/handlers"
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router "github.com/gorilla/mux"
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jsonrpc "github.com/gorilla/rpc/v2"
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"github.com/gorilla/rpc/v2/json2"
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"github.com/minio/minio/browser"
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)
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// webAPI container for Web API.
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type webAPIHandlers struct {
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ObjectAPI func() ObjectLayer
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}
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// indexHandler - Handler to serve index.html
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type indexHandler struct {
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handler http.Handler
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}
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func (h indexHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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r.URL.Path = minioReservedBucketPath + "/"
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h.handler.ServeHTTP(w, r)
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}
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const assetPrefix = "production"
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func assetFS() *assetfs.AssetFS {
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return &assetfs.AssetFS{
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Asset: browser.Asset,
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AssetDir: browser.AssetDir,
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AssetInfo: browser.AssetInfo,
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Prefix: assetPrefix,
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}
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}
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// specialAssets are files which are unique files not embedded inside index_bundle.js.
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const specialAssets = ".*index_bundle.*.js$|.*loader.css$|.*logo.svg$|.*firefox.png$|.*safari.png$|.*chrome.png$|.*favicon.ico$"
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// registerWebRouter - registers web router for serving minio browser.
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func registerWebRouter(mux *router.Router) error {
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// Initialize Web.
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web := &webAPIHandlers{
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ObjectAPI: newObjectLayerFn,
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}
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// Initialize a new json2 codec.
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codec := json2.NewCodec()
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// Minio browser router.
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webBrowserRouter := mux.NewRoute().PathPrefix(minioReservedBucketPath).Subrouter()
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// Initialize json rpc handlers.
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webRPC := jsonrpc.NewServer()
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webRPC.RegisterCodec(codec, "application/json")
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webRPC.RegisterCodec(codec, "application/json; charset=UTF-8")
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// Register RPC handlers with server
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if err := webRPC.RegisterService(web, "Web"); err != nil {
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return err
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}
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// RPC handler at URI - /minio/webrpc
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webBrowserRouter.Methods("POST").Path("/webrpc").Handler(webRPC)
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webBrowserRouter.Methods("PUT").Path("/upload/{bucket}/{object:.+}").HandlerFunc(web.Upload)
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// These methods use short-expiry tokens in the URLs. These tokens may unintentionally
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// be logged, so a new one must be generated for each request.
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webBrowserRouter.Methods("GET").Path("/download/{bucket}/{object:.+}").Queries("token", "{token:.*}").HandlerFunc(web.Download)
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webBrowserRouter.Methods("POST").Path("/zip").Queries("token", "{token:.*}").HandlerFunc(web.DownloadZip)
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// Add compression for assets.
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h := http.FileServer(assetFS())
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compressedAssets := handlers.CompressHandler(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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idx := strings.LastIndex(r.URL.Path, slashSeparator)
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if idx != -1 {
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r.URL.Path = r.URL.Path[idx+1:]
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}
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h.ServeHTTP(w, r)
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}))
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// Serve javascript files and favicon from assets.
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webBrowserRouter.Path(fmt.Sprintf("/{assets:%s}", specialAssets)).Handler(compressedAssets)
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// Serve index.html for rest of the requests.
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webBrowserRouter.Path("/{index:.*}").Handler(indexHandler{http.StripPrefix(minioReservedBucketPath, h)})
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return nil
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}
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