67 lines
2.6 KiB
Go
67 lines
2.6 KiB
Go
/*
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Copyright 2020 The cert-manager Authors.
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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 certificates
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import (
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"bytes"
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"crypto/x509"
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"encoding/pem"
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"strings"
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apiutil "github.com/cert-manager/cert-manager/pkg/api/util"
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cmapi "github.com/cert-manager/cert-manager/pkg/apis/certmanager/v1"
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utilpki "github.com/cert-manager/cert-manager/pkg/util/pki"
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)
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// AnnotationsForCertificateSecret returns a map which is set on all
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// Certificate Secret's Annotations when issued. These annotations contain
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// information about the Issuer and Certificate.
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// If the X.509 certificate is not-nil, additional annotations will be added
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// relating to its Common Name and Subject Alternative Names.
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func AnnotationsForCertificateSecret(crt *cmapi.Certificate, certificate *x509.Certificate) map[string]string {
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annotations := make(map[string]string)
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annotations[cmapi.CertificateNameKey] = crt.Name
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annotations[cmapi.IssuerNameAnnotationKey] = crt.Spec.IssuerRef.Name
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annotations[cmapi.IssuerKindAnnotationKey] = apiutil.IssuerKind(crt.Spec.IssuerRef)
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annotations[cmapi.IssuerGroupAnnotationKey] = crt.Spec.IssuerRef.Group
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// Only add certificate data if certificate is non-nil.
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if certificate != nil {
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annotations[cmapi.CommonNameAnnotationKey] = certificate.Subject.CommonName
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annotations[cmapi.AltNamesAnnotationKey] = strings.Join(certificate.DNSNames, ",")
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annotations[cmapi.IPSANAnnotationKey] = strings.Join(utilpki.IPAddressesToString(certificate.IPAddresses), ",")
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annotations[cmapi.URISANAnnotationKey] = strings.Join(utilpki.URLsToString(certificate.URIs), ",")
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}
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return annotations
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}
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// OutputFormatDER returns the byte slice of the private key in DER format. To
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// be used for Certificate's Additional Output Format DER.
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func OutputFormatDER(privateKey []byte) []byte {
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block, _ := pem.Decode(privateKey)
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return block.Bytes
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}
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// OutputFormatCombinedPEM returns the byte slice of the PEM encoded private
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// key and signed certificate chain, concatenated. To be used for Certificate's
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// Additional Output Format Combined PEM.
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func OutputFormatCombinedPEM(privateKey, certificate []byte) []byte {
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return bytes.Join([][]byte{privateKey, certificate}, []byte("\n"))
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}
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