seaweedfs-operator/controllers/controller_filer.go

86 lines
2.9 KiB
Go

package controllers
import (
"context"
"k8s.io/apimachinery/pkg/runtime"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/types"
ctrl "sigs.k8s.io/controller-runtime"
seaweedv1 "github.com/seaweedfs/seaweedfs-operator/api/v1"
)
func (r *SeaweedReconciler) ensureFilerServers(seaweedCR *seaweedv1.Seaweed) (done bool, result ctrl.Result, err error) {
_ = context.Background()
_ = r.Log.WithValues("seaweed", seaweedCR.Name)
if done, result, err = r.ensureFilerHeadlessService(seaweedCR); done {
return
}
if done, result, err = r.ensureFilerNodePortService(seaweedCR); done {
return
}
if done, result, err = r.ensureFilerStatefulSet(seaweedCR); done {
return
}
return
}
func (r *SeaweedReconciler) ensureFilerStatefulSet(seaweedCR *seaweedv1.Seaweed) (bool, ctrl.Result, error) {
filerStatefulSet := r.createFilerStatefulSet(seaweedCR)
_, err := r.CreateOrUpdate(seaweedCR, filerStatefulSet, func(existing, desired runtime.Object) error {
existingStatefulSet := existing.(*appsv1.StatefulSet)
desiredStatefulSet := desired.(*appsv1.StatefulSet)
existingStatefulSet.Spec.Replicas = desiredStatefulSet.Spec.Replicas
existingStatefulSet.Spec.Template.Spec.Containers[0].Image = desiredStatefulSet.Spec.Template.Spec.Containers[0].Image
return nil
})
return ReconcileResult(err)
}
func (r *SeaweedReconciler) ensureFilerHeadlessService(seaweedCR *seaweedv1.Seaweed) (bool, ctrl.Result, error) {
return r.ensureService(seaweedCR, "filer-headless", r.createFilerHeadlessService)
}
func (r *SeaweedReconciler) ensureFilerNodePortService(seaweedCR *seaweedv1.Seaweed) (bool, ctrl.Result, error) {
return r.ensureService(seaweedCR, "filer", r.createFilerNodePortService)
}
func labelsForFiler(name string) map[string]string {
return map[string]string{"app": "seaweedfs", "role": "filer", "name": name}
}
type CreateServiceFunc func(m *seaweedv1.Seaweed) *corev1.Service
func (r *SeaweedReconciler) ensureService(seaweedCR *seaweedv1.Seaweed, nameSuffix string, serviceFunc CreateServiceFunc) (bool, ctrl.Result, error) {
ctx := context.Background()
log := r.Log.WithValues("sw", seaweedCR.Name, "service", nameSuffix)
aService := &corev1.Service{}
err := r.Get(ctx, types.NamespacedName{Name: seaweedCR.Name + "-" + nameSuffix, Namespace: seaweedCR.Namespace}, aService)
if err != nil && errors.IsNotFound(err) {
// Define a new deployment
dep := serviceFunc(seaweedCR)
log.Info("Creating a new service", "Namespace", dep.Namespace, "Name", dep.Name)
err = r.Create(ctx, dep)
if err != nil {
log.Error(err, "Failed to create service", "Namespace", dep.Namespace, "Name", dep.Name)
return ReconcileResult(err)
}
// Deployment created successfully - return and requeue
return ReconcileResult(err)
} else if err != nil {
log.Error(err, "Failed to get server service")
return ReconcileResult(err)
}
log.Info("Get service " + aService.Name)
return ReconcileResult(err)
}