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explicitly set the stateful set update strategy to onDelete

This commit is contained in:
Sergey Dudoladov 2019-03-07 15:36:21 +01:00
parent 02bf8fddf9
commit 14321d599f
1 changed files with 6 additions and 0 deletions
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6
pkg/cluster/k8sres.go
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@ -858,6 +858,11 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*v1beta1.State
numberOfInstances := c.getNumberOfInstances(spec) numberOfInstances := c.getNumberOfInstances(spec)
// the operator has domain-specific logic on how to do rolling updates of PG clusters
// so we do not use default rolling updates implemented by stateful sets
// that leaves "OnDelete" update strategy as the only option
updateStrategy := v1beta1.StatefulSetUpdateStrategy{Type: v1beta1.OnDeleteStatefulSetStrategyType}
statefulSet := &v1beta1.StatefulSet{ statefulSet := &v1beta1.StatefulSet{
ObjectMeta: metav1.ObjectMeta{ ObjectMeta: metav1.ObjectMeta{
Name: c.statefulSetName(), Name: c.statefulSetName(),
@ -871,6 +876,7 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*v1beta1.State
ServiceName: c.serviceName(Master), ServiceName: c.serviceName(Master),
Template: *podTemplate, Template: *podTemplate,
VolumeClaimTemplates: []v1.PersistentVolumeClaim{*volumeClaimTemplate}, VolumeClaimTemplates: []v1.PersistentVolumeClaim{*volumeClaimTemplate},
UpdateStrategy: updateStrategy,
}, },
} }