135 lines
3.8 KiB
Go
135 lines
3.8 KiB
Go
/*
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Copyright 2018 Intel Corporation
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package sanity
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import (
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"context"
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"log"
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"github.com/container-storage-interface/spec/lib/go/csi"
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. "github.com/onsi/ginkgo"
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)
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// VolumeInfo keeps track of the information needed to delete a volume.
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type VolumeInfo struct {
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// Node on which the volume was published, empty if none
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// or publishing is not supported.
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NodeID string
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// Volume ID assigned by CreateVolume.
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VolumeID string
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}
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// Cleanup keeps track of resources, in particular volumes, which need
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// to be freed when testing is done.
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type Cleanup struct {
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Context *SanityContext
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ControllerClient csi.ControllerClient
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NodeClient csi.NodeClient
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ControllerPublishSupported bool
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NodeStageSupported bool
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// Maps from volume name to the node ID for which the volume
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// is published and the volume ID.
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volumes map[string]VolumeInfo
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}
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// RegisterVolume adds or updates an entry for the volume with the
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// given name.
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func (cl *Cleanup) RegisterVolume(name string, info VolumeInfo) {
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if cl.volumes == nil {
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cl.volumes = make(map[string]VolumeInfo)
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}
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cl.volumes[name] = info
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}
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// MaybeRegisterVolume adds or updates an entry for the volume with
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// the given name if CreateVolume was successful.
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func (cl *Cleanup) MaybeRegisterVolume(name string, vol *csi.CreateVolumeResponse, err error) {
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if err == nil && vol.GetVolume().GetVolumeId() != "" {
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cl.RegisterVolume(name, VolumeInfo{VolumeID: vol.GetVolume().GetVolumeId()})
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}
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}
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// UnregisterVolume removes the entry for the volume with the
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// given name, thus preventing all cleanup operations for it.
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func (cl *Cleanup) UnregisterVolume(name string) {
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if cl.volumes != nil {
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delete(cl.volumes, name)
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}
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}
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// DeleteVolumes stops using the registered volumes and tries to delete all of them.
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func (cl *Cleanup) DeleteVolumes() {
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if cl.volumes == nil {
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return
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}
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logger := log.New(GinkgoWriter, "cleanup: ", 0)
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ctx := context.Background()
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for name, info := range cl.volumes {
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logger.Printf("deleting %s = %s", name, info.VolumeID)
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if _, err := cl.NodeClient.NodeUnpublishVolume(
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ctx,
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&csi.NodeUnpublishVolumeRequest{
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VolumeId: info.VolumeID,
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TargetPath: cl.Context.Config.TargetPath,
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},
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); err != nil {
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logger.Printf("warning: NodeUnpublishVolume: %s", err)
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}
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if cl.NodeStageSupported {
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if _, err := cl.NodeClient.NodeUnstageVolume(
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ctx,
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&csi.NodeUnstageVolumeRequest{
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VolumeId: info.VolumeID,
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StagingTargetPath: cl.Context.Config.StagingPath,
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},
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); err != nil {
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logger.Printf("warning: NodeUnstageVolume: %s", err)
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}
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}
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if cl.ControllerPublishSupported && info.NodeID != "" {
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if _, err := cl.ControllerClient.ControllerUnpublishVolume(
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ctx,
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&csi.ControllerUnpublishVolumeRequest{
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VolumeId: info.VolumeID,
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NodeId: info.NodeID,
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Secrets: cl.Context.Secrets.ControllerUnpublishVolumeSecret,
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},
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); err != nil {
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logger.Printf("warning: ControllerUnpublishVolume: %s", err)
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}
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}
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if _, err := cl.ControllerClient.DeleteVolume(
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ctx,
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&csi.DeleteVolumeRequest{
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VolumeId: info.VolumeID,
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Secrets: cl.Context.Secrets.DeleteVolumeSecret,
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},
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); err != nil {
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logger.Printf("error: DeleteVolume: %s", err)
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}
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cl.UnregisterVolume(name)
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}
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}
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