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Handle images which contain no layers

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This fixes some of our handling of images which have no layers, i.e.,
those whose TopLayer is set to an empty value.

Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>
This commit is contained in:
Nalin Dahyabhai
2019-06-24 17:59:08 -04:00
parent 8e79de2848
commit 1ebb84b58e
2 changed files with 53 additions and 47 deletions
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6
cmd/podman/tree.go
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@@ -72,7 +72,11 @@ func printTree(imageInfo *image.InfoImage, layerInfoMap map[string]*image.LayerI
fmt.Printf("Image ID: %s\n", imageInfo.ID[:12])
fmt.Printf("Tags:\t %s\n", imageInfo.Tags)
fmt.Printf("Size:\t %v\n", units.HumanSizeWithPrecision(float64(*size), 4))
fmt.Printf(fmt.Sprintf("Image Layers\n"))
if img.TopLayer() != "" {
fmt.Printf("Image Layers\n")
} else {
fmt.Printf("No Image Layers\n")
}
if !whatRequires {
// fill imageInfo with layers associated with image.