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checksum.go
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checksum.go
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//
// DISCLAIMER
//
// Copyright 2016-2024 ArangoDB GmbH, Cologne, Germany
//
// 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.
//
// Copyright holder is ArangoDB GmbH, Cologne, Germany
//
package util
import (
"crypto/md5"
"crypto/sha256"
"fmt"
"k8s.io/apimachinery/pkg/util/json"
)
func SHA256FromString(data string) string {
return SHA256([]byte(data))
}
func SHA256(data []byte) string {
return fmt.Sprintf("%0x", sha256.Sum256(data))
}
func MD5FromString(data string) string {
return MD5([]byte(data))
}
func MD5(data []byte) string {
return fmt.Sprintf("%0x", md5.Sum(data))
}
func SHA256FromJSON[T interface{}](a T) (string, error) {
d, err := json.Marshal(a)
if err != nil {
return "", err
}
return SHA256(d), nil
}
func CompareJSON[T interface{}](a, b T) (bool, error) {
ad, err := SHA256FromJSON(a)
if err != nil {
return false, err
}
bd, err := SHA256FromJSON(b)
if err != nil {
return false, err
}
return ad == bd, nil
}
func CompareJSONP[T interface{}](a, b *T) (bool, error) {
var a1, b1 T
if a != nil {
a1 = *a
}
if b != nil {
b1 = *b
}
return CompareJSON(a1, b1)
}