/
disconnect_cluster_handler.go
54 lines (45 loc) · 1.4 KB
/
disconnect_cluster_handler.go
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package actions
import (
"context"
"fmt"
"github.com/castai/cluster-controller/castai"
"reflect"
"github.com/sirupsen/logrus"
apierrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
)
func newDisconnectClusterHandler(log logrus.FieldLogger, client kubernetes.Interface) ActionHandler {
return &disconnectClusterHandler{
log: log,
client: client,
}
}
type disconnectClusterHandler struct {
log logrus.FieldLogger
client kubernetes.Interface
}
func (c *disconnectClusterHandler) Handle(ctx context.Context, action *castai.ClusterAction) error {
ns := "castai-agent"
_, err := c.client.CoreV1().Namespaces().Get(ctx, ns, metav1.GetOptions{})
if err != nil {
if apierrors.IsNotFound(err) {
return nil
}
// Skip if unauthorized. We either deleted access in previous reconcile loop or we never had it.
if apierrors.IsUnauthorized(err) {
return nil
}
return err
}
log := c.log.WithFields(logrus.Fields{
"type": reflect.TypeOf(action.Data().(*castai.ActionDisconnectCluster)).String(),
actionIDLogField: action.ID,
})
log.Infof("deleting namespace %q", ns)
gracePeriod := int64(0) // Delete immediately.
if err := c.client.CoreV1().Namespaces().Delete(ctx, ns, metav1.DeleteOptions{GracePeriodSeconds: &gracePeriod}); err != nil {
return fmt.Errorf("deleting namespace %q: %v", ns, err)
}
return nil
}