76 lines
2.6 KiB
Go
76 lines
2.6 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 options
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import (
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"github.com/spf13/pflag"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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kubectrlmgrconfig "k8s.io/kubernetes/pkg/controller/apis/config"
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)
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const (
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// These defaults are deprecated and exported so that we can warn if
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// they are being used.
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// DefaultClusterSigningCertFile is deprecated. Do not use.
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DefaultClusterSigningCertFile = "/etc/kubernetes/ca/ca.pem"
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// DefaultClusterSigningKeyFile is deprecated. Do not use.
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DefaultClusterSigningKeyFile = "/etc/kubernetes/ca/ca.key"
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)
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// CSRSigningControllerOptions holds the CSRSigningController options.
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type CSRSigningControllerOptions struct {
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ClusterSigningDuration metav1.Duration
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ClusterSigningKeyFile string
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ClusterSigningCertFile string
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}
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// AddFlags adds flags related to CSRSigningController for controller manager to the specified FlagSet.
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func (o *CSRSigningControllerOptions) AddFlags(fs *pflag.FlagSet) {
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if o == nil {
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return
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}
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fs.StringVar(&o.ClusterSigningCertFile, "cluster-signing-cert-file", o.ClusterSigningCertFile, "Filename containing a PEM-encoded X509 CA certificate used to issue cluster-scoped certificates")
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fs.StringVar(&o.ClusterSigningKeyFile, "cluster-signing-key-file", o.ClusterSigningKeyFile, "Filename containing a PEM-encoded RSA or ECDSA private key used to sign cluster-scoped certificates")
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fs.DurationVar(&o.ClusterSigningDuration.Duration, "experimental-cluster-signing-duration", o.ClusterSigningDuration.Duration, "The length of duration signed certificates will be given.")
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}
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// ApplyTo fills up CSRSigningController config with options.
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func (o *CSRSigningControllerOptions) ApplyTo(cfg *kubectrlmgrconfig.CSRSigningControllerConfiguration) error {
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if o == nil {
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return nil
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}
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cfg.ClusterSigningCertFile = o.ClusterSigningCertFile
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cfg.ClusterSigningKeyFile = o.ClusterSigningKeyFile
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cfg.ClusterSigningDuration = o.ClusterSigningDuration
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return nil
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}
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// Validate checks validation of CSRSigningControllerOptions.
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func (o *CSRSigningControllerOptions) Validate() []error {
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if o == nil {
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return nil
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}
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errs := []error{}
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return errs
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}
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