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109f5db5a3
The selected key type is defined by kubeadm's --feature-gates option: if it contains PublicKeysECDSA=true then ECDSA keys will be generated and used. By default RSA keys are used still. Signed-off-by: Dmitry Rozhkov <dmitry.rozhkov@linux.intel.com>
44 lines
1.3 KiB
Go
44 lines
1.3 KiB
Go
/*
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Copyright 2018 The Kubernetes 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 renewal
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import (
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"crypto"
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"crypto/x509"
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"k8s.io/kubernetes/cmd/kubeadm/app/util/pkiutil"
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)
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// FileRenewer define a certificate renewer implementation that uses given CA cert and key for generating new certficiates
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type FileRenewer struct {
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caCert *x509.Certificate
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caKey crypto.Signer
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}
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// NewFileRenewer returns a new certificate renewer that uses given CA cert and key for generating new certficiates
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func NewFileRenewer(caCert *x509.Certificate, caKey crypto.Signer) *FileRenewer {
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return &FileRenewer{
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caCert: caCert,
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caKey: caKey,
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}
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}
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// Renew a certificate using a given CA cert and key
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func (r *FileRenewer) Renew(cfg *pkiutil.CertConfig) (*x509.Certificate, crypto.Signer, error) {
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return pkiutil.NewCertAndKey(r.caCert, r.caKey, cfg)
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}
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