clear cache when put bucket

Signed-off-by: changlin.shi <changlin.shi@ly.com>

weed/s3api/bucket_metadata.go

@@ -232,3 +232,8 @@ func (r *BucketRegistry) unMarkNotFound(bucket string) {
 	defer r.notFoundLock.Unlock()
 	delete(r.notFound, bucket)
 }
+
+func (r *BucketRegistry) ClearCache(bucket string) {
+	r.removeMetadataCache(bucket)
+	r.unMarkNotFound(bucket)
+}

weed/s3api/s3api_bucket_handlers.go

@@ -153,6 +153,10 @@ func (s3a *S3ApiServer) PutBucketHandler(w http.ResponseWriter, r *http.Request)
 		s3err.WriteErrorResponse(w, r, s3err.ErrInternalError)
 		return
 	}
+
+	// clear cache
+	s3a.bucketRegistry.ClearCache(bucket)
+
 	w.Header().Set("Location", "/"+bucket)
 	writeSuccessResponseEmpty(w, r)
 }