minio/cmd/web-router.go
Krishnan Parthasarathi e55926e8cf distribute: Make server work with multiple remote disks
This change initializes rpc servers associated with disks that are
local. It makes object layer initialization on demand, namely on the
first request to the object layer.

Also adds lock RPC service vendorized minio/dsync
2016-09-13 21:18:30 -07:00

88 lines
2.9 KiB
Go

/*
* Minio Cloud Storage, (C) 2016 Minio, Inc.
*
* 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 cmd
import (
"fmt"
"net/http"
"github.com/elazarl/go-bindata-assetfs"
"github.com/gorilla/handlers"
router "github.com/gorilla/mux"
jsonrpc "github.com/gorilla/rpc/v2"
"github.com/gorilla/rpc/v2/json2"
"github.com/minio/miniobrowser"
)
// webAPI container for Web API.
type webAPIHandlers struct {
ObjectAPI func() ObjectLayer
}
// indexHandler - Handler to serve index.html
type indexHandler struct {
handler http.Handler
}
func (h indexHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
r.URL.Path = reservedBucket + "/"
h.handler.ServeHTTP(w, r)
}
const assetPrefix = "production"
func assetFS() *assetfs.AssetFS {
return &assetfs.AssetFS{
Asset: miniobrowser.Asset,
AssetDir: miniobrowser.AssetDir,
AssetInfo: miniobrowser.AssetInfo,
Prefix: assetPrefix,
}
}
// specialAssets are files which are unique files not embedded inside index_bundle.js.
const specialAssets = "loader.css|logo.svg|firefox.png|safari.png|chrome.png|favicon.ico"
// registerWebRouter - registers web router for serving minio browser.
func registerWebRouter(mux *router.Router, web *webAPIHandlers) {
// Initialize a new json2 codec.
codec := json2.NewCodec()
// Minio browser router.
webBrowserRouter := mux.NewRoute().PathPrefix(reservedBucket).Subrouter()
// Initialize json rpc handlers.
webRPC := jsonrpc.NewServer()
webRPC.RegisterCodec(codec, "application/json")
webRPC.RegisterCodec(codec, "application/json; charset=UTF-8")
webRPC.RegisterService(web, "Web")
// RPC handler at URI - /minio/webrpc
webBrowserRouter.Methods("POST").Path("/webrpc").Handler(webRPC)
webBrowserRouter.Methods("PUT").Path("/upload/{bucket}/{object:.+}").HandlerFunc(web.Upload)
webBrowserRouter.Methods("GET").Path("/download/{bucket}/{object:.+}").Queries("token", "{token:.*}").HandlerFunc(web.Download)
// Add compression for assets.
compressedAssets := handlers.CompressHandler(http.StripPrefix(reservedBucket, http.FileServer(assetFS())))
// Serve javascript files and favicon from assets.
webBrowserRouter.Path(fmt.Sprintf("/{assets:[^/]+.js|%s}", specialAssets)).Handler(compressedAssets)
// Serve index.html for rest of the requests.
webBrowserRouter.Path("/{index:.*}").Handler(indexHandler{http.StripPrefix(reservedBucket, http.FileServer(assetFS()))})
}