che-operator/pkg/deploy/consolelink/consolelink.go

112 lines
3.4 KiB
Go

//
// Copyright (c) 2019-2021 Red Hat, Inc.
// This program and the accompanying materials are made
// available under the terms of the Eclipse Public License 2.0
// which is available at https://www.eclipse.org/legal/epl-2.0/
//
// SPDX-License-Identifier: EPL-2.0
//
// Contributors:
// Red Hat, Inc. - initial API and implementation
//
package consolelink
import (
"fmt"
"strings"
"github.com/eclipse-che/che-operator/pkg/deploy"
"github.com/eclipse-che/che-operator/pkg/util"
consolev1 "github.com/openshift/api/console/v1"
"github.com/sirupsen/logrus"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"sigs.k8s.io/controller-runtime/pkg/client"
"sigs.k8s.io/controller-runtime/pkg/reconcile"
)
const (
ConsoleLinkFinalizerName = "consolelink.finalizers.che.eclipse.org"
ConsoleLinksResourceName = "consolelinks"
)
type ConsoleLinkReconciler struct {
deploy.Reconcilable
}
func NewConsoleLinkReconciler() *ConsoleLinkReconciler {
return &ConsoleLinkReconciler{}
}
func (c *ConsoleLinkReconciler) Reconcile(ctx *deploy.DeployContext) (reconcile.Result, bool, error) {
if !util.IsOpenShift4 || !util.HasK8SResourceObject(ctx.ClusterAPI.DiscoveryClient, ConsoleLinksResourceName) {
// console link is supported only on OpenShift >= 4.2
logrus.Debug("Console link won't be created. Consolelinks is not supported by OpenShift cluster.")
return reconcile.Result{}, true, nil
}
done, err := c.createConsoleLink(ctx)
if !done {
return reconcile.Result{Requeue: true}, false, err
}
return reconcile.Result{}, true, nil
}
func (c *ConsoleLinkReconciler) Finalize(ctx *deploy.DeployContext) bool {
if err := deploy.DeleteObjectWithFinalizer(ctx, client.ObjectKey{Name: deploy.DefaultConsoleLinkName()}, &consolev1.ConsoleLink{}, ConsoleLinkFinalizerName); err != nil {
logrus.Errorf("Error deleting finalizer: %v", err)
return false
}
return true
}
func (c *ConsoleLinkReconciler) createConsoleLink(ctx *deploy.DeployContext) (bool, error) {
consoleLinkSpec := c.getConsoleLinkSpec(ctx)
_, err := deploy.CreateIfNotExists(ctx, consoleLinkSpec)
if err != nil {
return false, err
}
consoleLink := &consolev1.ConsoleLink{}
exists, err := deploy.Get(ctx, client.ObjectKey{Name: deploy.DefaultConsoleLinkName()}, consoleLink)
if !exists || err != nil {
return false, err
}
// consolelink is for this specific instance of Eclipse Che
if strings.Index(consoleLink.Spec.Link.Href, ctx.CheCluster.Spec.Server.CheHost) != -1 {
err = deploy.AppendFinalizer(ctx, ConsoleLinkFinalizerName)
return err == nil, err
}
return true, nil
}
func (c *ConsoleLinkReconciler) getConsoleLinkSpec(ctx *deploy.DeployContext) *consolev1.ConsoleLink {
cheHost := ctx.CheCluster.Spec.Server.CheHost
consoleLink := &consolev1.ConsoleLink{
TypeMeta: metav1.TypeMeta{
Kind: "ConsoleLink",
APIVersion: consolev1.SchemeGroupVersion.String(),
},
ObjectMeta: metav1.ObjectMeta{
Name: deploy.DefaultConsoleLinkName(),
Annotations: map[string]string{
deploy.CheEclipseOrgNamespace: ctx.CheCluster.Namespace,
},
},
Spec: consolev1.ConsoleLinkSpec{
Link: consolev1.Link{
Href: "https://" + cheHost,
Text: deploy.DefaultConsoleLinkDisplayName()},
Location: consolev1.ApplicationMenu,
ApplicationMenu: &consolev1.ApplicationMenuSpec{
Section: deploy.DefaultConsoleLinkSection(),
ImageURL: fmt.Sprintf("https://%s%s", cheHost, deploy.DefaultConsoleLinkImage()),
},
},
}
return consoleLink
}