60 lines
1.6 KiB
Go
60 lines
1.6 KiB
Go
/*
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Copyright 2025 Peter Kurfer.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package certs
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import (
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"crypto/tls"
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"encoding/pem"
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"fmt"
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)
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const (
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certificateBlockType = "CERTIFICATE"
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privateKeyBlockType = "PRIVATE KEY"
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)
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func EncodePublicKeyToPEM(derBytes []byte) []byte {
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return pem.EncodeToMemory(&pem.Block{Type: certificateBlockType, Bytes: derBytes})
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}
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func EncodePrivateKeyToPEM(privateKeyBytes []byte) []byte {
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return pem.EncodeToMemory(&pem.Block{Type: privateKeyBlockType, Bytes: privateKeyBytes})
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}
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func newCertResult(derBytes, privateKeyBytes []byte) (CertResult, error) {
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pemEncodedPublicKey := EncodePublicKeyToPEM(derBytes)
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pemEncodedPrivateKey := EncodePrivateKeyToPEM(privateKeyBytes)
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cert, err := tls.X509KeyPair(pemEncodedPublicKey, pemEncodedPrivateKey)
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if err != nil {
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return CertResult{}, fmt.Errorf("failed to create TLS cert based on x509 key pair: %w", err)
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}
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result := CertResult{
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ServerCert: cert,
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PublicKey: pemEncodedPublicKey,
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PrivateKey: pemEncodedPrivateKey,
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}
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return result, nil
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}
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type CertResult struct {
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ServerCert tls.Certificate
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PublicKey []byte
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PrivateKey []byte
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}
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