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minio/pkg/server/api/utils.go

82 lines
1.9 KiB

/*
* Minimalist Object Storage, (C) 2015 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 api
import (
"encoding/base64"
"strconv"
"strings"
)
// isValidMD5 - verify if valid md5
func isValidMD5(md5 string) bool {
if md5 == "" {
return true
}
_, err := base64.StdEncoding.DecodeString(strings.TrimSpace(md5))
if err != nil {
return false
}
return true
}
/// http://docs.aws.amazon.com/AmazonS3/latest/dev/UploadingObjects.html
const (
// maximum object size per PUT request is 5GB
maxObjectSize = 1024 * 1024 * 1024 * 5
// mimimum object size per Multipart PUT request is 5MB
minMultiPartObjectSize = 1024 * 1024 * 5
// minimum object size per PUT request is 1B
minObjectSize = 1
)
// isMaxObjectSize - verify if max object size
func isMaxObjectSize(size string) bool {
i, err := strconv.ParseInt(size, 10, 64)
if err != nil {
return true
}
if i > maxObjectSize {
return true
}
return false
}
// isMinObjectSize - verify if min object size
func isMinObjectSize(size string) bool {
i, err := strconv.ParseInt(size, 10, 64)
if err != nil {
return true
}
if i < minObjectSize {
return true
}
return false
}
// isMinMultipartObjectSize - verify if the uploaded multipart is of minimum size
func isMinMultipartObjectSize(size string) bool {
i, err := strconv.ParseInt(size, 10, 64)
if err != nil {
return true
}
if i < minMultiPartObjectSize {
return true
}
return false
}