1 files changed, 24 insertions, 0 deletions
diff --git a/weed/s3api/s3api_handlers.go b/weed/s3api/s3api_handlers.go
index 71dafaa45..759478fe8 100644
--- a/weed/s3api/s3api_handlers.go
+++ b/weed/s3api/s3api_handlers.go
@@ -9,8 +9,32 @@ import (
 	"context"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/util"
+	"bytes"
+	"encoding/xml"
 )
 
+type mimeType string
+
+const (
+	mimeNone mimeType = ""
+	mimeJSON mimeType = "application/json"
+	mimeXML  mimeType = "application/xml"
+)
+
+func setCommonHeaders(w http.ResponseWriter) {
+	w.Header().Set("x-amz-request-id", fmt.Sprintf("%d", time.Now().UnixNano()))
+	w.Header().Set("Accept-Ranges", "bytes")
+}
+
+// Encodes the response headers into XML format.
+func encodeResponse(response interface{}) []byte {
+	var bytesBuffer bytes.Buffer
+	bytesBuffer.WriteString(xml.Header)
+	e := xml.NewEncoder(&bytesBuffer)
+	e.Encode(response)
+	return bytesBuffer.Bytes()
+}
+
 func newContext(r *http.Request, api string) context.Context {
 	vars := mux.Vars(r)
 	return context.WithValue(context.Background(), "bucket", vars["bucket"])