mirror of
https://github.com/rocky-linux/peridot.git
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57 lines
1.8 KiB
Go
57 lines
1.8 KiB
Go
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// Copyright 2023 Google LLC
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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 cert
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import (
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"crypto/tls"
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"errors"
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"github.com/googleapis/enterprise-certificate-proxy/client"
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)
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type ecpSource struct {
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key *client.Key
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}
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// NewEnterpriseCertificateProxyProvider creates a certificate source
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// using the Enterprise Certificate Proxy client, which delegates
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// certifcate related operations to an OS-specific "signer binary"
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// that communicates with the native keystore (ex. keychain on MacOS).
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//
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// The configFilePath points to a config file containing relevant parameters
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// such as the certificate issuer and the location of the signer binary.
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// If configFilePath is empty, the client will attempt to load the config from
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// a well-known gcloud location.
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func NewEnterpriseCertificateProxyProvider(configFilePath string) (Provider, error) {
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key, err := client.Cred(configFilePath)
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if err != nil {
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if errors.Is(err, client.ErrCredUnavailable) {
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return nil, errSourceUnavailable
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}
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return nil, err
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}
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return (&ecpSource{
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key: key,
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}).getClientCertificate, nil
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}
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func (s *ecpSource) getClientCertificate(info *tls.CertificateRequestInfo) (*tls.Certificate, error) {
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var cert tls.Certificate
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cert.PrivateKey = s.key
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cert.Certificate = s.key.CertificateChain()
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return &cert, nil
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}
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