go-zero/core/codec/hmac.go
2021-02-18 14:11:09 +08:00

21 lines
459 B
Go

package codec
import (
"crypto/hmac"
"crypto/sha256"
"encoding/base64"
"io"
)
// Hmac returns HMAC bytes for body with the given key.
func Hmac(key []byte, body string) []byte {
h := hmac.New(sha256.New, key)
io.WriteString(h, body)
return h.Sum(nil)
}
// HmacBase64 returns the base64 encoded string of HMAC for body with the given key.
func HmacBase64(key []byte, body string) string {
return base64.StdEncoding.EncodeToString(Hmac(key, body))
}