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Included resizing for CSI-based block volumes.

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Perform a no-op when volume is of type raw block

Fix bug with checking volume mounts for readonly
This commit is contained in:
Christian Huffman
2019-08-14 14:26:19 -04:00
committed by Hemant Kumar
parent 5713c22eec
commit 7a4cdf5ab2
10 changed files with 194 additions and 121 deletions
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11
pkg/volume/rbd/rbd.go
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@@ -35,6 +35,7 @@ import (
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/util/mount"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
volutil "k8s.io/kubernetes/pkg/volume/util"
"k8s.io/kubernetes/pkg/volume/util/volumepathhandler"
utilstrings "k8s.io/utils/strings"
@@ -202,7 +203,15 @@ func (plugin *rbdPlugin) ExpandVolumeDevice(spec *volume.Spec, newSize resource.
}
func (plugin *rbdPlugin) NodeExpand(resizeOptions volume.NodeResizeOptions) (bool, error) {
_, err := volutil.GenericResizeFS(plugin.host, plugin.GetPluginName(), resizeOptions.DevicePath, resizeOptions.DeviceMountPath)
fsVolume, err := util.CheckVolumeModeFilesystem(resizeOptions.VolumeSpec)
if err != nil {
return false, fmt.Errorf("error checking VolumeMode: %v", err)
}
// if volume is not a fs file system, there is nothing for us to do here.
if !fsVolume {
return true, nil
}
_, err = volutil.GenericResizeFS(plugin.host, plugin.GetPluginName(), resizeOptions.DevicePath, resizeOptions.DeviceMountPath)
if err != nil {
return false, err
}