48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
/*
|
|
Copyright 2019 The KubeSphere Authors.
|
|
|
|
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 hashutil
|
|
|
|
import (
|
|
"code.cloudfoundry.org/bytefmt"
|
|
"encoding/hex"
|
|
"io"
|
|
"k8s.io/klog"
|
|
|
|
"kubesphere.io/kubesphere/pkg/utils/readerutils"
|
|
)
|
|
|
|
func GetMD5(reader io.ReadCloser) (string, error) {
|
|
md5reader := readerutils.NewMD5Reader(reader)
|
|
data := make([]byte, bytefmt.KILOBYTE)
|
|
for {
|
|
_, err := md5reader.Read(data)
|
|
if err != nil {
|
|
if err == io.EOF {
|
|
break
|
|
}
|
|
klog.Error(err)
|
|
return "", err
|
|
}
|
|
}
|
|
err := reader.Close()
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
return hex.EncodeToString(md5reader.MD5()), nil
|
|
}
|