cert-manager/pkg/controller/issuers/sync.go
joshvanl a072738c42 Move canceled context defer to first in stack for [cluster]issuer
controllers

Signed-off-by: joshvanl <vleeuwenjoshua@gmail.com>
2021-04-06 16:26:18 +01:00

74 lines
2.0 KiB
Go

/*
Copyright 2020 The cert-manager 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 issuers
import (
"context"
"time"
corev1 "k8s.io/api/core/v1"
apiequality "k8s.io/apimachinery/pkg/api/equality"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/errors"
cmapi "github.com/jetstack/cert-manager/pkg/apis/certmanager/v1"
logf "github.com/jetstack/cert-manager/pkg/logs"
)
const (
errorInitIssuer = "ErrInitIssuer"
messageErrorInitIssuer = "Error initializing issuer: "
)
func (c *controller) Sync(ctx context.Context, iss *cmapi.Issuer) (err error) {
log := logf.FromContext(ctx)
// allow a maximum of 10s
ctx, cancel := context.WithTimeout(ctx, time.Second*10)
defer cancel()
issuerCopy := iss.DeepCopy()
defer func() {
if _, saveErr := c.updateIssuerStatus(ctx, iss, issuerCopy); saveErr != nil {
err = errors.NewAggregate([]error{saveErr, err})
}
}()
i, err := c.issuerFactory.IssuerFor(issuerCopy)
if err != nil {
return err
}
err = i.Setup(ctx)
if err != nil {
s := messageErrorInitIssuer + err.Error()
log.V(logf.WarnLevel).Info(s)
c.recorder.Event(issuerCopy, corev1.EventTypeWarning, errorInitIssuer, s)
return err
}
return nil
}
func (c *controller) updateIssuerStatus(ctx context.Context, old, new *cmapi.Issuer) (*cmapi.Issuer, error) {
if apiequality.Semantic.DeepEqual(old.Status, new.Status) {
return nil, nil
}
return c.cmClient.CertmanagerV1().Issuers(new.Namespace).UpdateStatus(ctx, new, metav1.UpdateOptions{})
}