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qcow2.go
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qcow2.go
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package manifest
import (
"github.com/osbuild/images/pkg/artifact"
"github.com/osbuild/images/pkg/osbuild"
)
// A QCOW2 turns a raw image file into qcow2 image.
type QCOW2 struct {
Base
filename string
Compat string
imgPipeline FilePipeline
}
func (p QCOW2) Filename() string {
return p.filename
}
func (p *QCOW2) SetFilename(filename string) {
p.filename = filename
}
// NewQCOW2 createsa new QCOW2 pipeline. imgPipeline is the pipeline producing the
// raw image. The pipeline name is the name of the new pipeline. Filename is the name
// of the produced qcow2 image.
func NewQCOW2(buildPipeline Build, imgPipeline FilePipeline) *QCOW2 {
p := &QCOW2{
Base: NewBase("qcow2", buildPipeline),
imgPipeline: imgPipeline,
filename: "image.qcow2",
}
// qcow2 can run outside the build pipeline for e.g. "bib"
if buildPipeline != nil {
buildPipeline.addDependent(p)
} else {
imgPipeline.Manifest().addPipeline(p)
}
return p
}
func (p *QCOW2) serialize() osbuild.Pipeline {
pipeline := p.Base.serialize()
pipeline.AddStage(osbuild.NewQEMUStage(
osbuild.NewQEMUStageOptions(p.Filename(),
osbuild.QEMUFormatQCOW2,
osbuild.QCOW2Options{
Compat: p.Compat,
}),
osbuild.NewQemuStagePipelineFilesInputs(p.imgPipeline.Name(), p.imgPipeline.Filename()),
))
return pipeline
}
func (p *QCOW2) getBuildPackages(Distro) []string {
return []string{"qemu-img"}
}
func (p *QCOW2) Export() *artifact.Artifact {
p.Base.export = true
mimeType := "application/x-qemu-disk"
return artifact.New(p.Name(), p.Filename(), &mimeType)
}