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

100 lines
3.1 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"
"github.com/eclipse-che/che-operator/pkg/common/chetypes"
defaults "github.com/eclipse-che/che-operator/pkg/common/operator-defaults"
"github.com/eclipse-che/che-operator/pkg/common/utils"
"github.com/eclipse-che/che-operator/pkg/deploy"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
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"
)
var consoleLinkDiffOpts = cmp.Options{
cmpopts.IgnoreFields(consolev1.ConsoleLink{}, "TypeMeta", "ObjectMeta"),
}
type ConsoleLinkReconciler struct {
deploy.Reconcilable
}
func NewConsoleLinkReconciler() *ConsoleLinkReconciler {
return &ConsoleLinkReconciler{}
}
func (c *ConsoleLinkReconciler) Reconcile(ctx *chetypes.DeployContext) (reconcile.Result, bool, error) {
if !utils.IsK8SResourceServed(ctx.ClusterAPI.DiscoveryClient, ConsoleLinksResourceName) {
logrus.Debug("Console link won't be created. ConsoleLinks is not supported by kubernetes cluster.")
return reconcile.Result{}, true, nil
}
done, err := c.syncConsoleLink(ctx)
if !done {
return reconcile.Result{Requeue: true}, false, err
}
return reconcile.Result{}, true, nil
}
func (c *ConsoleLinkReconciler) Finalize(ctx *chetypes.DeployContext) bool {
if err := deploy.DeleteObjectWithFinalizer(ctx, client.ObjectKey{Name: defaults.GetConsoleLinkName()}, &consolev1.ConsoleLink{}, ConsoleLinkFinalizerName); err != nil {
logrus.Errorf("Error deleting finalizer: %v", err)
return false
}
return true
}
func (c *ConsoleLinkReconciler) syncConsoleLink(ctx *chetypes.DeployContext) (bool, error) {
if err := deploy.AppendFinalizer(ctx, ConsoleLinkFinalizerName); err != nil {
return false, err
}
consoleLinkSpec := c.getConsoleLinkSpec(ctx)
return deploy.Sync(ctx, consoleLinkSpec, consoleLinkDiffOpts)
}
func (c *ConsoleLinkReconciler) getConsoleLinkSpec(ctx *chetypes.DeployContext) *consolev1.ConsoleLink {
consoleLink := &consolev1.ConsoleLink{
TypeMeta: metav1.TypeMeta{
Kind: "ConsoleLink",
APIVersion: consolev1.GroupVersion.String(),
},
ObjectMeta: metav1.ObjectMeta{
Name: defaults.GetConsoleLinkName(),
},
Spec: consolev1.ConsoleLinkSpec{
Link: consolev1.Link{
Href: "https://" + ctx.CheHost,
Text: defaults.GetConsoleLinkDisplayName()},
Location: consolev1.ApplicationMenu,
ApplicationMenu: &consolev1.ApplicationMenuSpec{
Section: defaults.GetConsoleLinkSection(),
ImageURL: fmt.Sprintf("https://%s%s", ctx.CheHost, defaults.GetConsoleLinkImage()),
},
},
}
return consoleLink
}