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reclaim_policy_manager.go
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/
reclaim_policy_manager.go
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// Copyright 2018 PingCAP, Inc.
//
// 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package meta
import (
"github.com/pingcap/tidb-operator/pkg/apis/pingcap.com/v1alpha1"
"github.com/pingcap/tidb-operator/pkg/controller"
"github.com/pingcap/tidb-operator/pkg/label"
"github.com/pingcap/tidb-operator/pkg/manager"
corelisters "k8s.io/client-go/listers/core/v1"
)
type reclaimPolicyManager struct {
pvcLister corelisters.PersistentVolumeClaimLister
pvLister corelisters.PersistentVolumeLister
pvControl controller.PVControlInterface
}
// NewReclaimPolicyManager returns a *reclaimPolicyManager
func NewReclaimPolicyManager(pvcLister corelisters.PersistentVolumeClaimLister,
pvLister corelisters.PersistentVolumeLister,
pvControl controller.PVControlInterface) manager.Manager {
return &reclaimPolicyManager{
pvcLister,
pvLister,
pvControl,
}
}
func (rpm *reclaimPolicyManager) Sync(tc *v1alpha1.TidbCluster) error {
ns := tc.GetNamespace()
instanceName := tc.GetLabels()[label.InstanceLabelKey]
l, err := label.New().Instance(instanceName).Selector()
if err != nil {
return err
}
pvcs, err := rpm.pvcLister.PersistentVolumeClaims(ns).List(l)
if err != nil {
return err
}
for _, pvc := range pvcs {
pv, err := rpm.pvLister.Get(pvc.Spec.VolumeName)
if err != nil {
return err
}
if pv.Spec.PersistentVolumeReclaimPolicy == tc.Spec.PVReclaimPolicy {
continue
}
err = rpm.pvControl.PatchPVReclaimPolicy(tc, pv, tc.Spec.PVReclaimPolicy)
if err != nil {
return err
}
}
return nil
}
var _ manager.Manager = &reclaimPolicyManager{}
type FakeReclaimPolicyManager struct {
err error
}
func NewFakeReclaimPolicyManager() *FakeReclaimPolicyManager {
return &FakeReclaimPolicyManager{}
}
func (frpm *FakeReclaimPolicyManager) SetSyncError(err error) {
frpm.err = err
}
func (frpm *FakeReclaimPolicyManager) Sync(_ *v1alpha1.TidbCluster) error {
if frpm.err != nil {
return frpm.err
}
return nil
}