/
sts.go
54 lines (45 loc) · 1.54 KB
/
sts.go
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package agent
import (
"context"
"fmt"
"strconv"
"time"
"github.com/sirupsen/logrus"
v1apps "k8s.io/api/apps/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/client-go/tools/record"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/client"
)
type LedgerStatefulsetReconciler struct {
client.Client
Scheme *runtime.Scheme
Recorder record.EventRecorder
RefreshRate time.Duration
}
func (r *LedgerStatefulsetReconciler) Reconcile(ctx context.Context, req ctrl.Request) (ctrl.Result, error) {
var statefulset v1apps.StatefulSet
if err := r.Get(ctx, req.NamespacedName, &statefulset); err != nil {
return ctrl.Result{}, client.IgnoreNotFound(err)
}
val, hasAnnotation := statefulset.Annotations[ledgerAnnotationProcessedGen]
currGen := strconv.FormatInt(statefulset.Generation, 10)
if !hasAnnotation || val != currGen {
statefulset.Annotations[ledgerAnnotationProcessedGen] = strconv.FormatInt(statefulset.Generation+1, 10)
if err := r.Update(ctx, &statefulset); err != nil {
return ctrl.Result{}, err
}
if err := processObject(statefulset.ObjectMeta, statefulset.Spec.Template); err != nil {
logrus.Error(err)
r.Recorder.Event(&statefulset, "Warning", "Notified", fmt.Sprintf("Ledger notified failed - %s", err))
} else {
r.Recorder.Event(&statefulset, "Normal", "Notified", "Ledger was notified")
}
}
return ctrl.Result{}, nil
}
func (r *LedgerStatefulsetReconciler) SetupWithManager(mgr ctrl.Manager) error {
return ctrl.NewControllerManagedBy(mgr).
For(&v1apps.StatefulSet{}).
Complete(r)
}