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kube-arangodb/pkg/deployment/reconcile/action_pvc_resized.go

91 lines
2.5 KiB
Go

//
// DISCLAIMER
//
// Copyright 2016-2022 ArangoDB GmbH, Cologne, Germany
//
// 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.
//
// Copyright holder is ArangoDB GmbH, Cologne, Germany
//
package reconcile
import (
"context"
core "k8s.io/api/core/v1"
api "github.com/arangodb/kube-arangodb/pkg/apis/deployment/v1"
"github.com/arangodb/kube-arangodb/pkg/util/k8sutil"
)
func init() {
registerAction(api.ActionTypePVCResized, newPVCResizedAction, pvcResizedTimeout)
}
// newRotateMemberAction creates a new Action that implements the given
// planned RotateMember action.
func newPVCResizedAction(action api.Action, actionCtx ActionContext) Action {
a := &actionPVCResized{}
a.actionImpl = newActionImplDefRef(action, actionCtx)
return a
}
// actionRotateMember implements an RotateMember.
type actionPVCResized struct {
// actionImpl implement timeout and member id functions
actionImpl
// actionEmptyStart empty start function
actionEmptyStart
}
// CheckProgress checks the progress of the action.
// Returns: ready, abort, error.
func (a *actionPVCResized) CheckProgress(ctx context.Context) (bool, bool, error) {
// Check that pod is removed
m, found := a.actionCtx.GetMemberStatusByID(a.action.MemberID)
if !found {
a.log.Error("No such member")
return true, false, nil
}
cache, ok := a.actionCtx.ACS().ClusterCache(m.ClusterID)
if !ok {
a.log.Warn("Cluster is not ready")
return false, false, nil
}
pvc, ok := cache.PersistentVolumeClaim().V1().GetSimple(m.PersistentVolumeClaimName)
if !ok {
return true, false, nil
}
// If we are pending for FS to be resized - we need to proceed with mounting of PVC
if k8sutil.IsPersistentVolumeClaimFileSystemResizePending(pvc) {
return true, false, nil
}
if requestedSize, ok := pvc.Spec.Resources.Requests[core.ResourceStorage]; ok {
if volumeSize, ok := pvc.Status.Capacity[core.ResourceStorage]; ok {
cmp := volumeSize.Cmp(requestedSize)
if cmp >= 0 {
return true, false, nil
}
}
}
return false, false, nil
}