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Merge pull request #78222 from humblec/volume_stats

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Fix nil pointer dereference in metrics value calculator.
This commit is contained in:
Kubernetes Prow Robot 2019-06-17 04:36:11 -07:00 committed by GitHub
commit 2dc0c01068
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1 changed files with 20 additions and 6 deletions
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26
pkg/kubelet/server/stats/volume_stat_calculator.go
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@ -138,12 +138,26 @@ func (s *volumeStatCalculator) calcAndStoreStats() {
// parsePodVolumeStats converts (internal) volume.Metrics to (external) stats.VolumeStats structures
func (s *volumeStatCalculator) parsePodVolumeStats(podName string, pvcRef *stats.PVCReference, metric *volume.Metrics, volSpec v1.Volume) stats.VolumeStats {
available := uint64(metric.Available.Value())
capacity := uint64(metric.Capacity.Value())
used := uint64(metric.Used.Value())
inodes := uint64(metric.Inodes.Value())
inodesFree := uint64(metric.InodesFree.Value())
inodesUsed := uint64(metric.InodesUsed.Value())
var available, capacity, used, inodes, inodesFree, inodesUsed uint64
if metric.Available != nil {
available = uint64(metric.Available.Value())
}
if metric.Capacity != nil {
capacity = uint64(metric.Capacity.Value())
}
if metric.Used != nil {
used = uint64(metric.Used.Value())
}
if metric.Inodes != nil {
inodes = uint64(metric.Inodes.Value())
}
if metric.InodesFree != nil {
inodesFree = uint64(metric.InodesFree.Value())
}
if metric.InodesUsed != nil {
inodesUsed = uint64(metric.InodesUsed.Value())
}
return stats.VolumeStats{
Name: podName,