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Resize volume by changing pvc size if enabled in config. (#958)

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* Try to resize pvc if resizing pv has failed

* added config option to switch between storage resize strategies

* changes according to requests

* Update pkg/controller/operator_config.go

Co-authored-by: Felix Kunde <felix-kunde@gmx.de>

* enable_storage_resize documented

added examples to the default configuration and helm value files

* enable_storage_resize renamed to volume_resize_mode, off by default

* volume_resize_mode renamed to storage_resize_mode

* Update pkg/apis/acid.zalan.do/v1/crds.go

* pkg/cluster/volumes.go updated

* Update docs/reference/operator_parameters.md

* Update manifests/postgresql-operator-default-configuration.yaml

* Update pkg/controller/operator_config.go

* Update pkg/util/config/config.go

* Update charts/postgres-operator/values-crd.yaml

* Update charts/postgres-operator/values.yaml

* Update docs/reference/operator_parameters.md

* added logging if no changes required

Co-authored-by: Felix Kunde <felix-kunde@gmx.de>
This commit is contained in:
Igor Yanchenko
2020-07-03 10:53:37 +02:00
committed by GitHub
co-authored by Felix Kunde
parent 6869c2cf1b
commit 88735a798a
12 changed files with 125 additions and 11 deletions
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pkg/controller/operator_config.go
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@@ -65,6 +65,7 @@ func (c *Controller) importConfigurationFromCRD(fromCRD *acidv1.OperatorConfigur
result.WatchedNamespace = fromCRD.Kubernetes.WatchedNamespace
result.PDBNameFormat = fromCRD.Kubernetes.PDBNameFormat
result.EnablePodDisruptionBudget = util.CoalesceBool(fromCRD.Kubernetes.EnablePodDisruptionBudget, util.True())
result.StorageResizeMode = util.Coalesce(fromCRD.Kubernetes.StorageResizeMode, "ebs")
result.EnableInitContainers = util.CoalesceBool(fromCRD.Kubernetes.EnableInitContainers, util.True())
result.EnableSidecars = util.CoalesceBool(fromCRD.Kubernetes.EnableSidecars, util.True())
result.SecretNameTemplate = fromCRD.Kubernetes.SecretNameTemplate