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Add migration shim for VerifyVolumesAreAttached and BulkVolumeVerify

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This commit is contained in:
David Zhu
2019-07-22 16:10:48 -07:00
parent 04c9bd9bfa
commit 290a7f12ce
2 changed files with 82 additions and 18 deletions
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48
pkg/volume/util/operationexecutor/operation_executor.go
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@@ -31,6 +31,7 @@ import (
"k8s.io/apimachinery/pkg/types"
"k8s.io/kubernetes/pkg/util/mount"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/csi"
"k8s.io/kubernetes/pkg/volume/util"
"k8s.io/kubernetes/pkg/volume/util/nestedpendingoperations"
volumetypes "k8s.io/kubernetes/pkg/volume/util/types"
@@ -635,19 +636,48 @@ func (oe *operationExecutor) VerifyVolumesAreAttached(
klog.Errorf("VerifyVolumesAreAttached: nil spec for volume %s", volumeAttached.VolumeName)
continue
}
volumePlugin, err :=
oe.operationGenerator.GetVolumePluginMgr().FindPluginBySpec(volumeAttached.VolumeSpec)
if err != nil || volumePlugin == nil {
klog.Errorf(
"VolumesAreAttached.FindPluginBySpec failed for volume %q (spec.Name: %q) on node %q with error: %v",
volumeAttached.VolumeName,
volumeAttached.VolumeSpec.Name(),
volumeAttached.NodeName,
err)
// Migration: Must also check the Node since Attach would have been done with in-tree if node is not using Migration
nu, err := nodeUsingCSIPlugin(oe.operationGenerator, volumeAttached.VolumeSpec, node)
if err != nil {
klog.Errorf(volumeAttached.GenerateErrorDetailed("VolumesAreAttached.NodeUsingCSIPlugin failed", err).Error())
continue
}
var volumePlugin volume.VolumePlugin
if useCSIPlugin(oe.operationGenerator.GetVolumePluginMgr(), volumeAttached.VolumeSpec) && nu {
// The volume represented by this spec is CSI and thus should be migrated
volumePlugin, err = oe.operationGenerator.GetVolumePluginMgr().FindPluginByName(csi.CSIPluginName)
if err != nil || volumePlugin == nil {
klog.Errorf(
"VolumesAreAttached.Name failed for volume %q (spec.Name: %q) on node %q with error: %v",
volumeAttached.VolumeName,
volumeAttached.VolumeSpec.Name(),
volumeAttached.NodeName,
err)
continue
}
csiSpec, err := translateSpec(volumeAttached.VolumeSpec)
if err != nil {
klog.Errorf(volumeAttached.GenerateErrorDetailed("VolumesAreAttached.TranslateSpec failed", err).Error())
continue
}
volumeAttached.VolumeSpec = csiSpec
} else {
volumePlugin, err =
oe.operationGenerator.GetVolumePluginMgr().FindPluginBySpec(volumeAttached.VolumeSpec)
if err != nil || volumePlugin == nil {
klog.Errorf(
"VolumesAreAttached.FindPluginBySpec failed for volume %q (spec.Name: %q) on node %q with error: %v",
volumeAttached.VolumeName,
volumeAttached.VolumeSpec.Name(),
volumeAttached.NodeName,
err)
continue
}
}
pluginName := volumePlugin.GetPluginName()
if volumePlugin.SupportsBulkVolumeVerification() {