mirror of https://github.com/knative/caching.git
85 lines
2.7 KiB
Go
85 lines
2.7 KiB
Go
/*
|
|
Copyright 2019 The Knative 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 certificates
|
|
|
|
import (
|
|
"context"
|
|
|
|
apierrors "k8s.io/apimachinery/pkg/api/errors"
|
|
"k8s.io/client-go/kubernetes"
|
|
corelisters "k8s.io/client-go/listers/core/v1"
|
|
"knative.dev/pkg/controller"
|
|
"knative.dev/pkg/logging"
|
|
"knative.dev/pkg/system"
|
|
certresources "knative.dev/pkg/webhook/certificates/resources"
|
|
)
|
|
|
|
type reconciler struct {
|
|
client kubernetes.Interface
|
|
secretlister corelisters.SecretLister
|
|
secretName string
|
|
serviceName string
|
|
}
|
|
|
|
var _ controller.Reconciler = (*reconciler)(nil)
|
|
|
|
// Reconcile implements controller.Reconciler
|
|
func (r *reconciler) Reconcile(ctx context.Context, key string) error {
|
|
return r.reconcileCertificate(ctx)
|
|
}
|
|
|
|
func (r *reconciler) reconcileCertificate(ctx context.Context) error {
|
|
logger := logging.FromContext(ctx)
|
|
|
|
secret, err := r.secretlister.Secrets(system.Namespace()).Get(r.secretName)
|
|
if apierrors.IsNotFound(err) {
|
|
secret, err = certresources.MakeSecret(ctx, r.secretName, system.Namespace(), r.serviceName)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
secret, err = r.client.CoreV1().Secrets(secret.Namespace).Create(secret)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
} else if err != nil {
|
|
logger.Errorf("error accessing certificate secret %q: %v", r.secretName, err)
|
|
return err
|
|
}
|
|
|
|
if _, haskey := secret.Data[certresources.ServerKey]; !haskey {
|
|
logger.Infof("Certificate secret %q is missing key %q", r.secretName, certresources.ServerKey)
|
|
} else if _, haskey := secret.Data[certresources.ServerCert]; !haskey {
|
|
logger.Infof("Certificate secret %q is missing key %q", r.secretName, certresources.ServerCert)
|
|
} else if _, haskey := secret.Data[certresources.CACert]; !haskey {
|
|
logger.Infof("Certificate secret %q is missing key %q", r.secretName, certresources.CACert)
|
|
} else {
|
|
// It has all of the keys, it's good.
|
|
return nil
|
|
}
|
|
// Don't modify the informer copy.
|
|
secret = secret.DeepCopy()
|
|
|
|
// One of the secret's keys is missing, so synthesize a new one and update the secret.
|
|
newSecret, err := certresources.MakeSecret(ctx, r.secretName, system.Namespace(), r.serviceName)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
secret.Data = newSecret.Data
|
|
_, err = r.client.CoreV1().Secrets(secret.Namespace).Update(secret)
|
|
return err
|
|
}
|