/
add.go
127 lines (118 loc) · 5.34 KB
/
add.go
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// Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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 healthcheck
import (
"time"
"github.com/gardener/gardener-extension-provider-azure/pkg/azure"
extensionscontroller "github.com/gardener/gardener/extensions/pkg/controller"
genericcontrolplaneactuator "github.com/gardener/gardener/extensions/pkg/controller/controlplane/genericactuator"
"github.com/gardener/gardener/extensions/pkg/controller/healthcheck"
healthcheckconfig "github.com/gardener/gardener/extensions/pkg/controller/healthcheck/config"
"github.com/gardener/gardener/extensions/pkg/controller/healthcheck/general"
"github.com/gardener/gardener/extensions/pkg/controller/healthcheck/worker"
genericworkeractuator "github.com/gardener/gardener/extensions/pkg/controller/worker/genericactuator"
extensionspredicate "github.com/gardener/gardener/extensions/pkg/predicate"
gardencorev1beta1 "github.com/gardener/gardener/pkg/apis/core/v1beta1"
extensionsv1alpha1 "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
"github.com/gardener/gardener/pkg/utils/version"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"sigs.k8s.io/controller-runtime/pkg/manager"
"sigs.k8s.io/controller-runtime/pkg/predicate"
)
var (
defaultSyncPeriod = time.Second * 30
// DefaultAddOptions are the default DefaultAddArgs for AddToManager.
DefaultAddOptions = healthcheck.DefaultAddArgs{
HealthCheckConfig: healthcheckconfig.HealthCheckConfig{SyncPeriod: metav1.Duration{Duration: defaultSyncPeriod}},
}
)
// RegisterHealthChecks registers health checks for each extension resource
// HealthChecks are grouped by extension (e.g worker), extension.type (e.g azure) and Health Check Type (e.g SystemComponentsHealthy)
func RegisterHealthChecks(mgr manager.Manager, opts healthcheck.DefaultAddArgs) error {
csiEnabledPreCheckFunc := func(_ runtime.Object, cluster *extensionscontroller.Cluster) bool {
csiEnabled, err := version.CompareVersions(cluster.Shoot.Spec.Kubernetes.Version, ">=", "1.19")
if err != nil {
return false
}
return csiEnabled
}
if err := healthcheck.DefaultRegistration(
azure.Type,
extensionsv1alpha1.SchemeGroupVersion.WithKind(extensionsv1alpha1.ControlPlaneResource),
func() runtime.Object { return &extensionsv1alpha1.ControlPlaneList{} },
func() extensionsv1alpha1.Object { return &extensionsv1alpha1.ControlPlane{} },
mgr,
opts,
[]predicate.Predicate{extensionspredicate.HasPurpose(extensionsv1alpha1.Normal)},
[]healthcheck.ConditionTypeToHealthCheck{
{
ConditionType: string(gardencorev1beta1.ShootControlPlaneHealthy),
HealthCheck: general.NewSeedDeploymentHealthChecker(azure.CloudControllerManagerName),
},
{
ConditionType: string(gardencorev1beta1.ShootControlPlaneHealthy),
HealthCheck: general.NewSeedDeploymentHealthChecker(azure.CSIControllerDiskName),
PreCheckFunc: csiEnabledPreCheckFunc,
},
{
ConditionType: string(gardencorev1beta1.ShootControlPlaneHealthy),
HealthCheck: general.NewSeedDeploymentHealthChecker(azure.CSIControllerFileName),
PreCheckFunc: csiEnabledPreCheckFunc,
},
{
ConditionType: string(gardencorev1beta1.ShootControlPlaneHealthy),
HealthCheck: general.NewSeedDeploymentHealthChecker(azure.CSISnapshotControllerName),
PreCheckFunc: csiEnabledPreCheckFunc,
},
{
ConditionType: string(gardencorev1beta1.ShootSystemComponentsHealthy),
HealthCheck: general.CheckManagedResource(genericcontrolplaneactuator.ControlPlaneShootChartResourceName),
},
{
ConditionType: string(gardencorev1beta1.ShootSystemComponentsHealthy),
HealthCheck: general.CheckManagedResource(genericcontrolplaneactuator.StorageClassesChartResourceName),
},
},
); err != nil {
return err
}
return healthcheck.DefaultRegistration(
azure.Type,
extensionsv1alpha1.SchemeGroupVersion.WithKind(extensionsv1alpha1.WorkerResource),
func() runtime.Object { return &extensionsv1alpha1.WorkerList{} },
func() extensionsv1alpha1.Object { return &extensionsv1alpha1.Worker{} },
mgr,
opts,
nil,
[]healthcheck.ConditionTypeToHealthCheck{
{
ConditionType: string(gardencorev1beta1.ShootSystemComponentsHealthy),
HealthCheck: general.CheckManagedResource(genericworkeractuator.McmShootResourceName),
},
{
ConditionType: string(gardencorev1beta1.ShootControlPlaneHealthy),
HealthCheck: general.NewSeedDeploymentHealthChecker(azure.MachineControllerManagerName),
},
{
ConditionType: string(gardencorev1beta1.ShootEveryNodeReady),
HealthCheck: worker.NewNodesChecker(),
},
},
)
}
// AddToManager adds a controller with the default Options.
func AddToManager(mgr manager.Manager) error {
return RegisterHealthChecks(mgr, DefaultAddOptions)
}