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image.go
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/
image.go
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package image
import (
"github.com/andregri/ddive/dive/filetree"
)
type Image struct {
Trees []*filetree.FileTree
Layers []*Layer
}
func (img *Image) Analyze() (*AnalysisResult, error) {
efficiency, inefficiencies := filetree.Efficiency(img.Trees)
var sizeBytes, userSizeBytes uint64
for i, v := range img.Layers {
sizeBytes += v.Size
if i != 0 {
userSizeBytes += v.Size
}
}
var wastedBytes uint64
for _, file := range inefficiencies {
wastedBytes += uint64(file.CumulativeSize)
}
return &AnalysisResult{
Layers: img.Layers,
RefTrees: img.Trees,
Efficiency: efficiency,
UserSizeByes: userSizeBytes,
SizeBytes: sizeBytes,
WastedBytes: wastedBytes,
WastedUserPercent: float64(wastedBytes) / float64(userSizeBytes),
Inefficiencies: inefficiencies,
}, nil
}