mirror of https://github.com/harness/drone.git
44 lines
1.2 KiB
Go
44 lines
1.2 KiB
Go
// Copyright 2023 Harness, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package crypto
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import (
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"crypto/hmac"
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"crypto/sha256"
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"encoding/hex"
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"fmt"
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)
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// GenerateHMACSHA256 generates a new HMAC using SHA256 as hash function.
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func GenerateHMACSHA256(data []byte, key []byte) (string, error) {
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h := hmac.New(sha256.New, key)
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// write all data into hash
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_, err := h.Write(data)
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if err != nil {
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return "", fmt.Errorf("failed to write data into hash: %w", err)
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}
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// sum hash to final value
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macBytes := h.Sum(nil)
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// encode MAC as hexadecimal
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return hex.EncodeToString(macBytes), nil
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}
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func IsShaEqual(key1, key2 string) bool {
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return hmac.Equal([]byte(key1), []byte(key2))
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}
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