/
volumer.go
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/
volumer.go
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// Copyright 2019 Altinity Ltd and/or its affiliates. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package chi
import (
core "k8s.io/api/core/v1"
api "github.com/altinity/clickhouse-operator/pkg/apis/clickhouse.altinity.com/v1"
)
func GetVolumeClaimTemplate(host *api.ChiHost, volumeMount *core.VolumeMount) (*api.VolumeClaimTemplate, bool) {
volumeClaimTemplateName := volumeMount.Name
volumeClaimTemplate, ok := host.GetCHI().GetVolumeClaimTemplate(volumeClaimTemplateName)
// Sometimes it is impossible to find VolumeClaimTemplate related to specified volumeMount.
// May be this volumeMount is not created from VolumeClaimTemplate, it may be a reference to a ConfigMap
return volumeClaimTemplate, ok
}
func getPVCReclaimPolicy(host *api.ChiHost, template *api.VolumeClaimTemplate) api.PVCReclaimPolicy {
// Order by priority
// VolumeClaimTemplate.PVCReclaimPolicy, in case specified
if template.PVCReclaimPolicy != api.PVCReclaimPolicyUnspecified {
return template.PVCReclaimPolicy
}
if host.GetCHI().Spec.Defaults.StorageManagement.PVCReclaimPolicy != api.PVCReclaimPolicyUnspecified {
return host.GetCHI().Spec.Defaults.StorageManagement.PVCReclaimPolicy
}
// Default value
return api.PVCReclaimPolicyDelete
}
func GetPVCProvisioner(host *api.ChiHost, template *api.VolumeClaimTemplate) api.PVCProvisioner {
// Order by priority
// VolumeClaimTemplate.PVCProvisioner, in case specified
if template.PVCProvisioner != api.PVCProvisionerUnspecified {
return template.PVCProvisioner
}
if host.GetCHI().Spec.Defaults.StorageManagement.PVCProvisioner != api.PVCProvisionerUnspecified {
return host.GetCHI().Spec.Defaults.StorageManagement.PVCProvisioner
}
// Default value
return api.PVCProvisionerStatefulSet
}