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Merge pull request #115904 from soltysh/cronjob_tz_ga

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Promote CronJob TZ to GA
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Kubernetes Prow Robot 2023-03-07 07:20:47 -08:00 committed by GitHub
commit 2225ee5dd3
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14 changed files with 16 additions and 45 deletions
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2
api/openapi-spec/swagger.json generated
View File

@ -3352,7 +3352,7 @@
"type": "boolean"
},
"timeZone": {
"description": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones This is beta field and must be enabled via the `CronJobTimeZone` feature gate.",
"description": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones",
"type": "string"
}
},

2
api/openapi-spec/v3/apis__batch__v1_openapi.json
View File

@ -135,7 +135,7 @@
"type": "boolean"
},
"timeZone": {
"description": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones This is beta field and must be enabled via the `CronJobTimeZone` feature gate.",
"description": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones",
"type": "string"
}
},

1
pkg/apis/batch/types.go
View File

@ -501,7 +501,6 @@ type CronJobSpec struct {
// configuration, the controller will stop creating new new Jobs and will create a system event with the
// reason UnknownTimeZone.
// More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones
// This is beta field and must be enabled via the `CronJobTimeZone` feature gate.
// +optional
TimeZone *string

20
pkg/controller/cronjob/cronjob_controllerv2.go
View File

@ -35,7 +35,6 @@ import (
"k8s.io/apimachinery/pkg/types"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
"k8s.io/apimachinery/pkg/util/wait"
utilfeature "k8s.io/apiserver/pkg/util/feature"
batchv1informers "k8s.io/client-go/informers/batch/v1"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/client-go/kubernetes/scheme"
@ -48,7 +47,6 @@ import (
"k8s.io/klog/v2"
"k8s.io/kubernetes/pkg/controller"
"k8s.io/kubernetes/pkg/controller/cronjob/metrics"
"k8s.io/kubernetes/pkg/features"
"k8s.io/utils/pointer"
)
@ -380,7 +378,6 @@ func (jm *ControllerV2) enqueueControllerAfter(obj interface{}, t time.Duration)
// updateCronJob re-queues the CronJob for next scheduled time if there is a
// change in spec.schedule otherwise it re-queues it now
func (jm *ControllerV2) updateCronJob(logger klog.Logger, old interface{}, curr interface{}) {
timeZoneEnabled := utilfeature.DefaultFeatureGate.Enabled(features.CronJobTimeZone)
oldCJ, okOld := old.(*batchv1.CronJob)
newCJ, okNew := curr.(*batchv1.CronJob)
@ -391,9 +388,9 @@ func (jm *ControllerV2) updateCronJob(logger klog.Logger, old interface{}, curr
// if the change in schedule results in next requeue having to be sooner than it already was,
// it will be handled here by the queue. If the next requeue is further than previous schedule,
// the sync loop will essentially be a no-op for the already queued key with old schedule.
if oldCJ.Spec.Schedule != newCJ.Spec.Schedule || (timeZoneEnabled && !pointer.StringEqual(oldCJ.Spec.TimeZone, newCJ.Spec.TimeZone)) {
if oldCJ.Spec.Schedule != newCJ.Spec.Schedule || !pointer.StringEqual(oldCJ.Spec.TimeZone, newCJ.Spec.TimeZone) {
// schedule changed, change the requeue time, pass nil recorder so that syncCronJob will output any warnings
sched, err := cron.ParseStandard(formatSchedule(timeZoneEnabled, newCJ, nil))
sched, err := cron.ParseStandard(formatSchedule(newCJ, nil))
if err != nil {
// this is likely a user error in defining the spec value
// we should log the error and not reconcile this cronjob until an update to spec
@ -430,7 +427,6 @@ func (jm *ControllerV2) syncCronJob(
cronJob = cronJob.DeepCopy()
now := jm.now()
updateStatus := false
timeZoneEnabled := utilfeature.DefaultFeatureGate.Enabled(features.CronJobTimeZone)
childrenJobs := make(map[types.UID]bool)
for _, j := range jobs {
@ -499,9 +495,9 @@ func (jm *ControllerV2) syncCronJob(
}
logger := klog.FromContext(ctx)
if timeZoneEnabled && cronJob.Spec.TimeZone != nil {
if _, err := time.LoadLocation(*cronJob.Spec.TimeZone); err != nil {
timeZone := pointer.StringDeref(cronJob.Spec.TimeZone, "")
if cronJob.Spec.TimeZone != nil {
timeZone := pointer.StringDeref(cronJob.Spec.TimeZone, "")
if _, err := time.LoadLocation(timeZone); err != nil {
logger.V(4).Info("Not starting job because timeZone is invalid", "cronjob", klog.KObj(cronJob), "timeZone", timeZone, "err", err)
jm.recorder.Eventf(cronJob, corev1.EventTypeWarning, "UnknownTimeZone", "invalid timeZone: %q: %s", timeZone, err)
return cronJob, nil, updateStatus, nil
@ -513,7 +509,7 @@ func (jm *ControllerV2) syncCronJob(
return cronJob, nil, updateStatus, nil
}
sched, err := cron.ParseStandard(formatSchedule(timeZoneEnabled, cronJob, jm.recorder))
sched, err := cron.ParseStandard(formatSchedule(cronJob, jm.recorder))
if err != nil {
// this is likely a user error in defining the spec value
// we should log the error and not reconcile this cronjob until an update to spec
@ -733,7 +729,7 @@ func getRef(object runtime.Object) (*corev1.ObjectReference, error) {
return ref.GetReference(scheme.Scheme, object)
}
func formatSchedule(timeZoneEnabled bool, cj *batchv1.CronJob, recorder record.EventRecorder) string {
func formatSchedule(cj *batchv1.CronJob, recorder record.EventRecorder) string {
if strings.Contains(cj.Spec.Schedule, "TZ") {
if recorder != nil {
recorder.Eventf(cj, corev1.EventTypeWarning, "UnsupportedSchedule", "CRON_TZ or TZ used in schedule %q is not officially supported, see https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/ for more details", cj.Spec.Schedule)
@ -742,7 +738,7 @@ func formatSchedule(timeZoneEnabled bool, cj *batchv1.CronJob, recorder record.E
return cj.Spec.Schedule
}
if timeZoneEnabled && cj.Spec.TimeZone != nil {
if cj.Spec.TimeZone != nil {
if _, err := time.LoadLocation(*cj.Spec.TimeZone); err != nil {
return cj.Spec.Schedule
}

11
pkg/controller/cronjob/cronjob_controllerv2_test.go
View File

@ -30,17 +30,14 @@ import (
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apiserver/pkg/util/feature"
"k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes/fake"
"k8s.io/client-go/tools/record"
"k8s.io/client-go/util/workqueue"
featuregatetesting "k8s.io/component-base/featuregate/testing"
"k8s.io/klog/v2/ktesting"
_ "k8s.io/kubernetes/pkg/apis/batch/install"
_ "k8s.io/kubernetes/pkg/apis/core/install"
"k8s.io/kubernetes/pkg/controller"
"k8s.io/kubernetes/pkg/features"
)
var (
@ -203,7 +200,6 @@ func TestControllerV2SyncCronJob(t *testing.T) {
now time.Time
jobCreateError error
jobGetErr error
enableTimeZone bool
// expectations
expectCreate bool
@ -251,7 +247,6 @@ func TestControllerV2SyncCronJob(t *testing.T) {
deadline: noDead,
jobCreationTime: justAfterThePriorHour(),
now: justBeforeTheHour(),
enableTimeZone: true,
expectedWarnings: 1,
jobPresentInCJActiveStatus: true,
},
@ -291,7 +286,6 @@ func TestControllerV2SyncCronJob(t *testing.T) {
deadline: noDead,
jobCreationTime: justAfterThePriorHour(),
now: justBeforeTheHour(),
enableTimeZone: true,
expectRequeueAfter: true,
expectedRequeueDuration: 1*time.Minute + nextScheduleDelta,
jobPresentInCJActiveStatus: true,
@ -342,7 +336,6 @@ func TestControllerV2SyncCronJob(t *testing.T) {
deadline: noDead,
jobCreationTime: justAfterThePriorHour(),
now: justAfterTheHourInZone(newYork),
enableTimeZone: false,
expectCreate: true,
expectActive: 1,
expectRequeueAfter: true,
@ -357,7 +350,6 @@ func TestControllerV2SyncCronJob(t *testing.T) {
deadline: noDead,
jobCreationTime: justAfterThePriorHour(),
now: justAfterTheHourInZone(newYork),
enableTimeZone: true,
expectCreate: true,
expectActive: 1,
expectRequeueAfter: true,
@ -372,7 +364,6 @@ func TestControllerV2SyncCronJob(t *testing.T) {
deadline: noDead,
jobCreationTime: justAfterThePriorHour(),
now: justAfterTheHourInZone(newYork),
enableTimeZone: true,
expectCreate: true,
expectedWarnings: 1,
expectRequeueAfter: true,
@ -1172,8 +1163,6 @@ func TestControllerV2SyncCronJob(t *testing.T) {
tc := tc
t.Run(name, func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, feature.DefaultFeatureGate, features.CronJobTimeZone, tc.enableTimeZone)()
cj := cronJob()
cj.Spec.ConcurrencyPolicy = tc.concurrencyPolicy
cj.Spec.Suspend = &tc.suspend

3
pkg/features/kube_features.go
View File

@ -188,6 +188,7 @@ const (
// kep: https://kep.k8s.io/3140
// alpha: v1.24
// beta: v1.25
// GA: 1.27
//
// Enables support for time zones in CronJobs.
CronJobTimeZone featuregate.Feature = "CronJobTimeZone"
@ -900,7 +901,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
ConsistentHTTPGetHandlers: {Default: true, PreRelease: featuregate.GA},
CronJobTimeZone: {Default: true, PreRelease: featuregate.Beta},
CronJobTimeZone: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.29
DelegateFSGroupToCSIDriver: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.28

4
pkg/generated/openapi/zz_generated.openapi.go generated
View File

@ -13832,7 +13832,7 @@ func schema_k8sio_api_batch_v1_CronJobSpec(ref common.ReferenceCallback) common.
},
"timeZone": {
SchemaProps: spec.SchemaProps{
Description: "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones This is beta field and must be enabled via the `CronJobTimeZone` feature gate.",
Description: "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones",
Type: []string{"string"},
Format: "",
},
@ -14642,7 +14642,7 @@ func schema_k8sio_api_batch_v1beta1_CronJobSpec(ref common.ReferenceCallback) co
},
"timeZone": {
SchemaProps: spec.SchemaProps{
Description: "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones This is beta field and must be enabled via the `CronJobTimeZone` feature gate.",
Description: "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones",
Type: []string{"string"},
Format: "",
},

10
pkg/registry/batch/cronjob/strategy.go
View File

@ -30,12 +30,10 @@ import (
genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
"k8s.io/apiserver/pkg/registry/rest"
"k8s.io/apiserver/pkg/storage/names"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/api/legacyscheme"
"k8s.io/kubernetes/pkg/api/pod"
"k8s.io/kubernetes/pkg/apis/batch"
batchvalidation "k8s.io/kubernetes/pkg/apis/batch/validation"
"k8s.io/kubernetes/pkg/features"
"sigs.k8s.io/structured-merge-diff/v4/fieldpath"
)
@ -91,10 +89,6 @@ func (cronJobStrategy) PrepareForCreate(ctx context.Context, obj runtime.Object)
cronJob.Generation = 1
if !utilfeature.DefaultFeatureGate.Enabled(features.CronJobTimeZone) {
cronJob.Spec.TimeZone = nil
}
pod.DropDisabledTemplateFields(&cronJob.Spec.JobTemplate.Spec.Template, nil)
}
@ -104,10 +98,6 @@ func (cronJobStrategy) PrepareForUpdate(ctx context.Context, obj, old runtime.Ob
oldCronJob := old.(*batch.CronJob)
newCronJob.Status = oldCronJob.Status
if !utilfeature.DefaultFeatureGate.Enabled(features.CronJobTimeZone) && oldCronJob.Spec.TimeZone == nil {
newCronJob.Spec.TimeZone = nil
}
pod.DropDisabledTemplateFields(&newCronJob.Spec.JobTemplate.Spec.Template, &oldCronJob.Spec.JobTemplate.Spec.Template)
// Any changes to the spec increment the generation number.

1
staging/src/k8s.io/api/batch/v1/generated.proto
View File

@ -72,7 +72,6 @@ message CronJobSpec {
// configuration, the controller will stop creating new new Jobs and will create a system event with the
// reason UnknownTimeZone.
// More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones
// This is beta field and must be enabled via the `CronJobTimeZone` feature gate.
// +optional
optional string timeZone = 8;

1
staging/src/k8s.io/api/batch/v1/types.go
View File

@ -517,7 +517,6 @@ type CronJobSpec struct {
// configuration, the controller will stop creating new new Jobs and will create a system event with the
// reason UnknownTimeZone.
// More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones
// This is beta field and must be enabled via the `CronJobTimeZone` feature gate.
// +optional
TimeZone *string `json:"timeZone,omitempty" protobuf:"bytes,8,opt,name=timeZone"`

2
staging/src/k8s.io/api/batch/v1/types_swagger_doc_generated.go generated
View File

@ -51,7 +51,7 @@ func (CronJobList) SwaggerDoc() map[string]string {
var map_CronJobSpec = map[string]string{
"": "CronJobSpec describes how the job execution will look like and when it will actually run.",
"schedule": "The schedule in Cron format, see https://en.wikipedia.org/wiki/Cron.",
"timeZone": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones This is beta field and must be enabled via the `CronJobTimeZone` feature gate.",
"timeZone": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones",
"startingDeadlineSeconds": "Optional deadline in seconds for starting the job if it misses scheduled time for any reason. Missed jobs executions will be counted as failed ones.",
"concurrencyPolicy": "Specifies how to treat concurrent executions of a Job. Valid values are:\n\n- \"Allow\" (default): allows CronJobs to run concurrently; - \"Forbid\": forbids concurrent runs, skipping next run if previous run hasn't finished yet; - \"Replace\": cancels currently running job and replaces it with a new one",
"suspend": "This flag tells the controller to suspend subsequent executions, it does not apply to already started executions. Defaults to false.",

1
staging/src/k8s.io/api/batch/v1beta1/generated.proto
View File

@ -73,7 +73,6 @@ message CronJobSpec {
// configuration, the controller will stop creating new new Jobs and will create a system event with the
// reason UnknownTimeZone.
// More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones
// This is beta field and must be enabled via the `CronJobTimeZone` feature gate.
// +optional
optional string timeZone = 8;

1
staging/src/k8s.io/api/batch/v1beta1/types.go
View File

@ -95,7 +95,6 @@ type CronJobSpec struct {
// configuration, the controller will stop creating new new Jobs and will create a system event with the
// reason UnknownTimeZone.
// More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones
// This is beta field and must be enabled via the `CronJobTimeZone` feature gate.
// +optional
TimeZone *string `json:"timeZone,omitempty" protobuf:"bytes,8,opt,name=timeZone"`

2
staging/src/k8s.io/api/batch/v1beta1/types_swagger_doc_generated.go generated
View File

@ -51,7 +51,7 @@ func (CronJobList) SwaggerDoc() map[string]string {
var map_CronJobSpec = map[string]string{
"": "CronJobSpec describes how the job execution will look like and when it will actually run.",
"schedule": "The schedule in Cron format, see https://en.wikipedia.org/wiki/Cron.",
"timeZone": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones This is beta field and must be enabled via the `CronJobTimeZone` feature gate.",
"timeZone": "The time zone name for the given schedule, see https://en.wikipedia.org/wiki/List_of_tz_database_time_zones. If not specified, this will default to the time zone of the kube-controller-manager process. The set of valid time zone names and the time zone offset is loaded from the system-wide time zone database by the API server during CronJob validation and the controller manager during execution. If no system-wide time zone database can be found a bundled version of the database is used instead. If the time zone name becomes invalid during the lifetime of a CronJob or due to a change in host configuration, the controller will stop creating new new Jobs and will create a system event with the reason UnknownTimeZone. More information can be found in https://kubernetes.io/docs/concepts/workloads/controllers/cron-jobs/#time-zones",
"startingDeadlineSeconds": "Optional deadline in seconds for starting the job if it misses scheduled time for any reason. Missed jobs executions will be counted as failed ones.",
"concurrencyPolicy": "Specifies how to treat concurrent executions of a Job. Valid values are:\n\n- \"Allow\" (default): allows CronJobs to run concurrently; - \"Forbid\": forbids concurrent runs, skipping next run if previous run hasn't finished yet; - \"Replace\": cancels currently running job and replaces it with a new one",
"suspend": "This flag tells the controller to suspend subsequent executions, it does not apply to already started executions. Defaults to false.",