mirror of
https://github.com/caddyserver/caddy.git
synced 2024-11-25 08:27:39 +08:00
bfaf2a8201
* acme_server: add certificate lifetime configuration option Signed-off-by: Kyle McCullough <kylemcc@gmail.com> * pki: allow intermediate cert lifetime to be configured Signed-off-by: Kyle McCullough <kylemcc@gmail.com> Signed-off-by: Kyle McCullough <kylemcc@gmail.com>
69 lines
2.2 KiB
Go
69 lines
2.2 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
|
|
//
|
|
// 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.
|
|
|
|
package caddypki
|
|
|
|
import (
|
|
"crypto"
|
|
"crypto/x509"
|
|
"time"
|
|
|
|
"go.step.sm/crypto/keyutil"
|
|
"go.step.sm/crypto/x509util"
|
|
)
|
|
|
|
func generateRoot(commonName string) (*x509.Certificate, crypto.Signer, error) {
|
|
template, signer, err := newCert(commonName, x509util.DefaultRootTemplate, defaultRootLifetime)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
root, err := x509util.CreateCertificate(template, template, signer.Public(), signer)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
return root, signer, nil
|
|
}
|
|
|
|
func generateIntermediate(commonName string, rootCrt *x509.Certificate, rootKey crypto.Signer, lifetime time.Duration) (*x509.Certificate, crypto.Signer, error) {
|
|
template, signer, err := newCert(commonName, x509util.DefaultIntermediateTemplate, lifetime)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
intermediate, err := x509util.CreateCertificate(template, rootCrt, signer.Public(), rootKey)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
return intermediate, signer, nil
|
|
}
|
|
|
|
func newCert(commonName, templateName string, lifetime time.Duration) (cert *x509.Certificate, signer crypto.Signer, err error) {
|
|
signer, err = keyutil.GenerateDefaultSigner()
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
csr, err := x509util.CreateCertificateRequest(commonName, []string{}, signer)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
template, err := x509util.NewCertificate(csr, x509util.WithTemplate(templateName, x509util.CreateTemplateData(commonName, []string{})))
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
cert = template.GetCertificate()
|
|
cert.NotBefore = time.Now().Truncate(time.Second)
|
|
cert.NotAfter = cert.NotBefore.Add(lifetime)
|
|
return cert, signer, nil
|
|
}
|