cert-manager/pkg/controller/clusterissuers/sync.go
James Munnelly 72ea226b41 Update controllers to use validation registry
Signed-off-by: James Munnelly <james@munnelly.eu>
2020-01-20 10:05:54 +00:00

95 lines
2.8 KiB
Go

/*
Copyright 2019 The Jetstack cert-manager contributors.
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 clusterissuers
import (
"context"
"fmt"
"reflect"
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/util/errors"
apiutil "github.com/jetstack/cert-manager/pkg/api/util"
"github.com/jetstack/cert-manager/pkg/apis/certmanager/v1alpha2"
cmmeta "github.com/jetstack/cert-manager/pkg/apis/meta/v1"
internalapi "github.com/jetstack/cert-manager/pkg/internal/apis/certmanager"
logf "github.com/jetstack/cert-manager/pkg/logs"
"github.com/jetstack/cert-manager/pkg/metrics"
"github.com/jetstack/cert-manager/pkg/webhook"
)
const (
errorInitIssuer = "ErrInitIssuer"
errorConfig = "ConfigError"
messageErrorInitIssuer = "Error initializing issuer: "
)
func (c *controller) Sync(ctx context.Context, iss *v1alpha2.ClusterIssuer) (err error) {
metrics.Default.IncrementSyncCallCount(ControllerName)
log := logf.FromContext(ctx)
issuerCopy := iss.DeepCopy()
defer func() {
if _, saveErr := c.updateIssuerStatus(iss, issuerCopy); saveErr != nil {
err = errors.NewAggregate([]error{saveErr, err})
}
}()
el := webhook.ValidationRegistry.Validate(issuerCopy, internalapi.SchemeGroupVersion.WithKind("ClusterIssuer"))
if len(el) > 0 {
msg := fmt.Sprintf("Resource validation failed: %v", el.ToAggregate())
apiutil.SetIssuerCondition(issuerCopy, v1alpha2.IssuerConditionReady, cmmeta.ConditionFalse, errorConfig, msg)
return
}
// Remove existing ErrorConfig condition if it exists
for i, c := range issuerCopy.Status.Conditions {
if c.Type == v1alpha2.IssuerConditionReady {
if c.Reason == errorConfig && c.Status == cmmeta.ConditionFalse {
issuerCopy.Status.Conditions = append(issuerCopy.Status.Conditions[:i], issuerCopy.Status.Conditions[i+1:]...)
break
}
}
}
i, err := c.issuerFactory.IssuerFor(issuerCopy)
if err != nil {
return err
}
err = i.Setup(ctx)
if err != nil {
s := messageErrorInitIssuer + err.Error()
log.Error(err, "error setting up issuer")
c.recorder.Event(issuerCopy, v1.EventTypeWarning, errorInitIssuer, s)
return err
}
return nil
}
func (c *controller) updateIssuerStatus(old, new *v1alpha2.ClusterIssuer) (*v1alpha2.ClusterIssuer, error) {
if reflect.DeepEqual(old.Status, new.Status) {
return nil, nil
}
return c.cmClient.CertmanagerV1alpha2().ClusterIssuers().UpdateStatus(new)
}