v2.0

server/internal/library/notify/feishu/internal/security/security.go

@@ -0,0 +1,21 @@
+package security
+
+import (
+	"crypto/hmac"
+	"crypto/sha256"
+	"encoding/base64"
+	"fmt"
+)
+
+// GenSign generate sign
+func GenSign(secret string, timestamp int64) (string, error) {
+	stringToSign := fmt.Sprintf("%v", timestamp) + "\n" + secret
+	var data []byte
+	h := hmac.New(sha256.New, []byte(stringToSign))
+	_, err := h.Write(data)
+	if err != nil {
+		return "", err
+	}
+	signature := base64.StdEncoding.EncodeToString(h.Sum(nil))
+	return signature, nil
+}