S3 bucket list, response with uploaded storageclass.

weed/s3api/s3api_objects_list_handlers.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"encoding/xml"
 	"fmt"
-	"github.com/chrislusf/seaweedfs/weed/s3api/s3err"
 	"io"
 	"net/http"
 	"net/url"
@@ -13,6 +12,10 @@ import (
 	"strings"
 	"time"
 
+	"github.com/chrislusf/seaweedfs/weed/util"
+
+	"github.com/chrislusf/seaweedfs/weed/s3api/s3err"
+
 	"github.com/chrislusf/seaweedfs/weed/filer"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 )
@@ -137,6 +140,10 @@ func (s3a *S3ApiServer) listFilerEntries(bucket string, originalPrefix string, m
 					})
 				}
 			} else {
+				storageClass := "STANDARD"
+				if v, ok := entry.Extended[util.AmzStorageClass]; ok {
+					storageClass = string(v)
+				}
 				contents = append(contents, ListEntry{
 					Key:          fmt.Sprintf("%s/%s", dir, entry.Name)[len(bucketPrefix):],
 					LastModified: time.Unix(entry.Attributes.Mtime, 0).UTC(),
@@ -146,7 +153,7 @@ func (s3a *S3ApiServer) listFilerEntries(bucket string, originalPrefix string, m
 						ID:          fmt.Sprintf("%x", entry.Attributes.Uid),
 						DisplayName: entry.Attributes.UserName,
 					},
-					StorageClass: "STANDARD",
+					StorageClass: StorageClass(storageClass),
 				})
 			}
 		})

weed/server/filer_server_handlers_read.go

@@ -97,12 +97,12 @@ func (fs *FilerServer) GetOrHeadHandler(w http.ResponseWriter, r *http.Request,
 	if r.Method == "GET" {
 		tagCount := 0
 		for k, _ := range entry.Extended {
-			if strings.HasPrefix(k, "X-Amz-Tagging-") {
+			if strings.HasPrefix(k, util.AmzObjectTagging+"-") {
 				tagCount++
 			}
 		}
 		if tagCount > 0 {
-			w.Header().Set("x-amz-tag-count", strconv.Itoa(tagCount))
+			w.Header().Set(util.AmzTagCount, strconv.Itoa(tagCount))
 		}
 	}
 

weed/server/filer_server_handlers_write_autochunk.go

@@ -312,31 +312,26 @@ func (fs *FilerServer) mkdir(ctx context.Context, w http.ResponseWriter, r *http
 }
 
 func (fs *FilerServer) saveAmzMetaData(r *http.Request, entry *filer.Entry) {
-	var (
-		storageClass   = "X-Amz-Storage-Class"
-		objectTagging  = "X-Amz-Tagging"
-		userMetaPrefix = "X-Amz-Meta-"
-	)
 
 	if entry.Extended == nil {
 		entry.Extended = make(map[string][]byte)
 	}
 
-	if sc := r.Header.Get(storageClass); sc != "" {
-		entry.Extended[storageClass] = []byte(sc)
+	if sc := r.Header.Get(util.AmzStorageClass); sc != "" {
+		entry.Extended[util.AmzStorageClass] = []byte(sc)
 	}
 
-	if tags := r.Header.Get(objectTagging); tags != "" {
+	if tags := r.Header.Get(util.AmzObjectTagging); tags != "" {
 		for _, v := range strings.Split(tags, "&") {
 			tag := strings.Split(v, "=")
 			if len(tag) == 2 {
-				entry.Extended[objectTagging+"-"+tag[0]] = []byte(tag[1])
+				entry.Extended[util.AmzObjectTagging+"-"+tag[0]] = []byte(tag[1])
 			}
 		}
 	}
 
 	for header, values := range r.Header {
-		if strings.HasPrefix(header, userMetaPrefix) {
+		if strings.HasPrefix(header, util.AmzUserMetaPrefix) {
 			for _, value := range values {
 				entry.Extended[header] = []byte(value)
 			}

weed/util/http_header.go

@@ -0,0 +1,141 @@
+/*
+ * MinIO Cloud Storage, (C) 2019 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 util
+
+// Standard S3 HTTP response constants
+const (
+	LastModified       = "Last-Modified"
+	Date               = "Date"
+	ETag               = "ETag"
+	ContentType        = "Content-Type"
+	ContentMD5         = "Content-Md5"
+	ContentEncoding    = "Content-Encoding"
+	Expires            = "Expires"
+	ContentLength      = "Content-Length"
+	ContentLanguage    = "Content-Language"
+	ContentRange       = "Content-Range"
+	Connection         = "Connection"
+	AcceptRanges       = "Accept-Ranges"
+	AmzBucketRegion    = "X-Amz-Bucket-Region"
+	ServerInfo         = "Server"
+	RetryAfter         = "Retry-After"
+	Location           = "Location"
+	CacheControl       = "Cache-Control"
+	ContentDisposition = "Content-Disposition"
+	Authorization      = "Authorization"
+	Action             = "Action"
+	Range              = "Range"
+)
+
+// Non standard S3 HTTP response constants
+const (
+	XCache       = "X-Cache"
+	XCacheLookup = "X-Cache-Lookup"
+)
+
+// Standard S3 HTTP request constants
+const (
+	IfModifiedSince   = "If-Modified-Since"
+	IfUnmodifiedSince = "If-Unmodified-Since"
+	IfMatch           = "If-Match"
+	IfNoneMatch       = "If-None-Match"
+
+	// S3 storage class
+	AmzStorageClass = "x-amz-storage-class"
+
+	// S3 user-defined metadata
+	AmzUserMetaPrefix = "X-Amz-Meta-"
+
+	// S3 object version ID
+	AmzVersionID    = "x-amz-version-id"
+	AmzDeleteMarker = "x-amz-delete-marker"
+
+	// S3 object tagging
+	AmzObjectTagging = "X-Amz-Tagging"
+	AmzTagCount      = "x-amz-tagging-count"
+	AmzTagDirective  = "X-Amz-Tagging-Directive"
+
+	// S3 extensions
+	AmzCopySourceIfModifiedSince   = "x-amz-copy-source-if-modified-since"
+	AmzCopySourceIfUnmodifiedSince = "x-amz-copy-source-if-unmodified-since"
+
+	AmzCopySourceIfNoneMatch = "x-amz-copy-source-if-none-match"
+	AmzCopySourceIfMatch     = "x-amz-copy-source-if-match"
+
+	AmzCopySource                 = "X-Amz-Copy-Source"
+	AmzCopySourceVersionID        = "X-Amz-Copy-Source-Version-Id"
+	AmzCopySourceRange            = "X-Amz-Copy-Source-Range"
+	AmzMetadataDirective          = "X-Amz-Metadata-Directive"
+	AmzObjectLockMode             = "X-Amz-Object-Lock-Mode"
+	AmzObjectLockRetainUntilDate  = "X-Amz-Object-Lock-Retain-Until-Date"
+	AmzObjectLockLegalHold        = "X-Amz-Object-Lock-Legal-Hold"
+	AmzObjectLockBypassGovernance = "X-Amz-Bypass-Governance-Retention"
+	AmzBucketReplicationStatus    = "X-Amz-Replication-Status"
+	// Multipart parts count
+	AmzMpPartsCount = "x-amz-mp-parts-count"
+
+	// Object date/time of expiration
+	AmzExpiration = "x-amz-expiration"
+
+	// Dummy putBucketACL
+	AmzACL = "x-amz-acl"
+
+	// Signature V4 related contants.
+	AmzContentSha256        = "X-Amz-Content-Sha256"
+	AmzDate                 = "X-Amz-Date"
+	AmzAlgorithm            = "X-Amz-Algorithm"
+	AmzExpires              = "X-Amz-Expires"
+	AmzSignedHeaders        = "X-Amz-SignedHeaders"
+	AmzSignature            = "X-Amz-Signature"
+	AmzCredential           = "X-Amz-Credential"
+	AmzSecurityToken        = "X-Amz-Security-Token"
+	AmzDecodedContentLength = "X-Amz-Decoded-Content-Length"
+
+	AmzMetaUnencryptedContentLength = "X-Amz-Meta-X-Amz-Unencrypted-Content-Length"
+	AmzMetaUnencryptedContentMD5    = "X-Amz-Meta-X-Amz-Unencrypted-Content-Md5"
+
+	// Signature v2 related constants
+	AmzSignatureV2 = "Signature"
+	AmzAccessKeyID = "AWSAccessKeyId"
+
+	// Response request id.
+	AmzRequestID = "x-amz-request-id"
+
+	// Deployment id.
+	MinioDeploymentID = "x-minio-deployment-id"
+
+	// Server-Status
+	MinIOServerStatus = "x-minio-server-status"
+
+	// Delete special flag to force delete a bucket
+	MinIOForceDelete = "x-minio-force-delete"
+
+	// Header indicates if the mtime should be preserved by client
+	MinIOSourceMTime = "x-minio-source-mtime"
+
+	// Header indicates if the etag should be preserved by client
+	MinIOSourceETag = "x-minio-source-etag"
+)
+
+// Common http query params S3 API
+const (
+	VersionID = "versionId"
+
+	PartNumber = "partNumber"
+
+	UploadID = "uploadId"
+)