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K8SPSMDB-1572: Add revisionHistoryLimit option to PerconaServerMongoDB CRD #2219

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K8SPSMDB-1572: Add revisionHistoryLimit option to PerconaServerMongoDB CRD #2219

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3075f5d
Add revisionHistoryLimit option to PerconaServerMongoDB CRD
lake-yoo Jan 29, 2026
b910275
remove comments and add version compare
lake-yoo Feb 3, 2026
2808255
Merge branch 'main' into add-revisionhistorylimit
hors Feb 9, 2026
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3 changes: 3 additions & 0 deletions config/crd/bases/psmdb.percona.com_perconaservermongodbs.yaml
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Expand Up @@ -11759,6 +11759,9 @@ spec:
- size
type: object
type: array
revisionHistoryLimit:
format: int32
type: integer
roles:
items:
properties:
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3 changes: 3 additions & 0 deletions deploy/bundle.yaml
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Expand Up @@ -12646,6 +12646,9 @@ spec:
- size
type: object
type: array
revisionHistoryLimit:
format: int32
type: integer
roles:
items:
properties:
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1 change: 1 addition & 0 deletions deploy/cr.yaml
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Expand Up @@ -43,6 +43,7 @@ spec:
# terminationGracePeriod: false
# backupIfUnhealthy: false
updateStrategy: SmartUpdate
# revisionHistoryLimit: 10
# ignoreAnnotations:
# - service.beta.kubernetes.io/aws-load-balancer-backend-protocol
# ignoreLabels:
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3 changes: 3 additions & 0 deletions deploy/crd.yaml
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Expand Up @@ -12646,6 +12646,9 @@ spec:
- size
type: object
type: array
revisionHistoryLimit:
format: int32
type: integer
roles:
items:
properties:
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3 changes: 3 additions & 0 deletions deploy/cw-bundle.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -12646,6 +12646,9 @@ spec:
- size
type: object
type: array
revisionHistoryLimit:
format: int32
type: integer
roles:
items:
properties:
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3 changes: 3 additions & 0 deletions e2e-tests/version-service/conf/crd.yaml
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Expand Up @@ -12646,6 +12646,9 @@ spec:
- size
type: object
type: array
revisionHistoryLimit:
format: int32
type: integer
roles:
items:
properties:
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1 change: 1 addition & 0 deletions pkg/apis/psmdb/v1/psmdb_types.go
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Expand Up @@ -86,6 +86,7 @@ type PerconaServerMongoDBSpec struct {
ImagePullPolicy corev1.PullPolicy `json:"imagePullPolicy,omitempty"`
PMM PMMSpec `json:"pmm,omitempty"`
UpdateStrategy appsv1.StatefulSetUpdateStrategyType `json:"updateStrategy,omitempty"`
RevisionHistoryLimit *int32 `json:"revisionHistoryLimit,omitempty"`
UpgradeOptions UpgradeOptions `json:"upgradeOptions,omitempty"`
SchedulerName string `json:"schedulerName,omitempty"`
ClusterServiceDNSSuffix string `json:"clusterServiceDNSSuffix,omitempty"`
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5 changes: 5 additions & 0 deletions pkg/apis/psmdb/v1/zz_generated.deepcopy.go
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9 changes: 8 additions & 1 deletion pkg/psmdb/mongos.go
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Expand Up @@ -46,14 +46,21 @@ func MongosStatefulsetSpec(cr *api.PerconaServerMongoDB, template corev1.PodTemp
},
}
}
return appsv1.StatefulSetSpec{

spec := appsv1.StatefulSetSpec{
Replicas: &cr.Spec.Sharding.Mongos.Size,
Selector: &metav1.LabelSelector{
MatchLabels: naming.MongosLabels(cr),
},
Template: template,
UpdateStrategy: updateStrategy,
}

if cr.CompareVersion("1.23.0") >= 0 {
spec.RevisionHistoryLimit = cr.Spec.RevisionHistoryLimit
}

return spec
}

func MongosTemplateSpec(cr *api.PerconaServerMongoDB, initImage string, log logr.Logger, customConf config.CustomConfig, cfgInstances []string) (corev1.PodTemplateSpec, error) {
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10 changes: 8 additions & 2 deletions pkg/psmdb/statefulset.go
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Expand Up @@ -422,7 +422,7 @@ func StatefulSpec(ctx context.Context, cr *api.PerconaServerMongoDB, replset *ap
}
}

return appsv1.StatefulSetSpec{
spec := appsv1.StatefulSetSpec{
ServiceName: cr.Name + "-" + replset.Name,
Replicas: &size,
Selector: &metav1.LabelSelector{
Expand Down Expand Up @@ -454,7 +454,13 @@ func StatefulSpec(ctx context.Context, cr *api.PerconaServerMongoDB, replset *ap
},
UpdateStrategy: updateStrategy,
VolumeClaimTemplates: volumeClaimTemplates,
}, nil
}

if cr.CompareVersion("1.23.0") >= 0 {
spec.RevisionHistoryLimit = cr.Spec.RevisionHistoryLimit
}

return spec, nil
}

func logRotateConfigVolume(configs StatefulConfigParams, cr *api.PerconaServerMongoDB) *corev1.Volume {
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