aed62788d9
This API takes input XML input in following form.
```
<?xml version="1.0" encoding="UTF-8"?>
<Delete>
<Quiet>true</Quiet>
<Object>
<Key>Key</Key>
</Object>
<Object>
<Key>Key</Key>
</Object>
...
</Delete>
```
and responds the list of successful deletes, list of errors
for all the deleted objects.
```
<?xml version="1.0" encoding="UTF-8"?>
<DeleteResult xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
<Deleted>
<Key>sample1.txt</Key>
</Deleted>
<Error>
<Key>sample2.txt</Key>
<Code>AccessDenied</Code>
<Message>Access Denied</Message>
</Error>
</DeleteResult>
```
246 lines
8 KiB
Go
246 lines
8 KiB
Go
/*
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* Minio Cloud Storage, (C) 2015 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 main
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import (
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"fmt"
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"net"
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"net/http"
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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-go"
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"github.com/minio/minio/pkg/fs"
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"github.com/minio/minio/pkg/probe"
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"github.com/minio/minio/pkg/s3/signature4"
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"github.com/minio/miniobrowser"
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)
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// storageAPI container for S3 compatible API.
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type storageAPI struct {
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// Once true log all incoming requests.
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AccessLog bool
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// Filesystem instance.
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Filesystem fs.Filesystem
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// Signature instance.
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Signature *signature4.Sign
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// Region instance.
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Region string
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}
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// webAPI container for Web API.
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type webAPI struct {
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// FSPath filesystem path.
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FSPath string
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// Once true log all incoming request.
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AccessLog bool
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// Minio client instance.
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Client minio.CloudStorageClient
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// private params.
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apiAddress string // api destination address.
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// accessKeys kept to be used internally.
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accessKeyID string
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secretAccessKey string
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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 = privateBucket + "/"
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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: miniobrowser.Asset,
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AssetDir: miniobrowser.AssetDir,
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AssetInfo: miniobrowser.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 = "loader.css|logo.svg|firefox.png|safari.png|chrome.png|favicon.ico"
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// registerAPIHandlers - register all the handlers to their respective paths
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func registerAPIHandlers(mux *router.Router, a storageAPI, w *webAPI) {
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// Minio rpc router
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minio := mux.NewRoute().PathPrefix(privateBucket).Subrouter()
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// Initialize json rpc handlers.
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rpc := jsonrpc.NewServer()
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codec := json2.NewCodec()
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rpc.RegisterCodec(codec, "application/json")
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rpc.RegisterCodec(codec, "application/json; charset=UTF-8")
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rpc.RegisterService(w, "Web")
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// RPC handler at URI - /minio/rpc
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minio.Path("/rpc").Handler(rpc)
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// Serve all assets.
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minio.Path(fmt.Sprintf("/{assets:[^/]+.js|%s}", specialAssets)).Handler(handlers.CompressHandler(http.StripPrefix(privateBucket, http.FileServer(assetFS()))))
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// Serve index.html for rest of the requests
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minio.Path("/{index:.*}").Handler(indexHandler{http.StripPrefix(privateBucket, http.FileServer(assetFS()))})
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// API Router
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api := mux.NewRoute().PathPrefix("/").Subrouter()
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// Bucket router
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bucket := api.PathPrefix("/{bucket}").Subrouter()
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/// Object operations
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// HeadObject
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bucket.Methods("HEAD").Path("/{object:.+}").HandlerFunc(a.HeadObjectHandler)
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// PutObjectPart
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bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(a.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
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// ListObjectPxarts
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bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(a.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}")
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// CompleteMultipartUpload
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bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(a.CompleteMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
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// NewMultipartUpload
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bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(a.NewMultipartUploadHandler).Queries("uploads", "")
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// AbortMultipartUpload
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bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(a.AbortMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
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// GetObject
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bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(a.GetObjectHandler)
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// CopyObject
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bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/).*?").HandlerFunc(a.CopyObjectHandler)
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// PutObject
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bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(a.PutObjectHandler)
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// DeleteObject
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bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(a.DeleteObjectHandler)
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/// Bucket operations
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// GetBucketLocation
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bucket.Methods("GET").HandlerFunc(a.GetBucketLocationHandler).Queries("location", "")
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// GetBucketACL
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bucket.Methods("GET").HandlerFunc(a.GetBucketACLHandler).Queries("acl", "")
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// ListMultipartUploads
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bucket.Methods("GET").HandlerFunc(a.ListMultipartUploadsHandler).Queries("uploads", "")
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// ListObjects
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bucket.Methods("GET").HandlerFunc(a.ListObjectsHandler)
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// PutBucketACL
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bucket.Methods("PUT").HandlerFunc(a.PutBucketACLHandler).Queries("acl", "")
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// PutBucket
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bucket.Methods("PUT").HandlerFunc(a.PutBucketHandler)
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// HeadBucket
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bucket.Methods("HEAD").HandlerFunc(a.HeadBucketHandler)
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// DeleteMultipleObjects
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bucket.Methods("POST").HandlerFunc(a.DeleteMultipleObjectsHandler)
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// PostPolicy
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bucket.Methods("POST").HandlerFunc(a.PostPolicyBucketHandler)
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// DeleteBucket
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bucket.Methods("DELETE").HandlerFunc(a.DeleteBucketHandler)
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/// Root operation
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// ListBuckets
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api.Methods("GET").HandlerFunc(a.ListBucketsHandler)
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}
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// initWeb instantiate a new Web.
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func initWeb(conf cloudServerConfig) *webAPI {
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// Split host port.
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host, port, e := net.SplitHostPort(conf.Address)
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fatalIf(probe.NewError(e), "Unable to parse web addess.", nil)
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// Default host is 'localhost', if no host present.
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if host == "" {
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host = "localhost"
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}
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// Initialize minio client for AWS Signature Version '4'
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inSecure := !conf.TLS // Insecure true when TLS is false.
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client, e := minio.NewV4(net.JoinHostPort(host, port), conf.AccessKeyID, conf.SecretAccessKey, inSecure)
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fatalIf(probe.NewError(e), "Unable to initialize minio client", nil)
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w := &webAPI{
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FSPath: conf.Path,
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AccessLog: conf.AccessLog,
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Client: client,
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apiAddress: conf.Address,
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accessKeyID: conf.AccessKeyID,
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secretAccessKey: conf.SecretAccessKey,
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}
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return w
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}
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// initAPI instantiate a new StorageAPI.
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func initAPI(conf cloudServerConfig) storageAPI {
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fs, err := fs.New(conf.Path, conf.MinFreeDisk)
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fatalIf(err.Trace(), "Initializing filesystem failed.", nil)
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sign, err := signature4.New(conf.AccessKeyID, conf.SecretAccessKey, conf.Region)
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fatalIf(err.Trace(conf.AccessKeyID, conf.SecretAccessKey, conf.Region), "Initializing signature version '4' failed.", nil)
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return storageAPI{
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AccessLog: conf.AccessLog,
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Filesystem: fs,
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Signature: sign,
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Region: conf.Region,
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}
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}
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// server handler returns final handler before initializing server.
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func serverHandler(conf cloudServerConfig) http.Handler {
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// Initialize API.
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api := initAPI(conf)
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// Initialize Web.
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web := initWeb(conf)
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var handlerFns = []HandlerFunc{
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// Redirect some pre-defined browser request paths to a static
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// location prefix.
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setBrowserRedirectHandler,
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// Validates if incoming request is for restricted buckets.
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setPrivateBucketHandler,
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// Adds cache control for all browser requests.
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setBrowserCacheControlHandler,
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// Validates all incoming requests to have a valid date header.
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setTimeValidityHandler,
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// CORS setting for all browser API requests.
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setCorsHandler,
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// Validates all incoming URL resources, for invalid/unsupported
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// resources client receives a HTTP error.
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setIgnoreResourcesHandler,
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// Auth handler verifies incoming authorization headers and
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// routes them accordingly. Client receives a HTTP error for
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// invalid/unsupported signatures.
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setAuthHandler,
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}
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// Initialize router.
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mux := router.NewRouter()
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// Register all API handlers.
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registerAPIHandlers(mux, api, web)
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// Register rest of the handlers.
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return registerHandlers(mux, handlerFns...)
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}
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