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Add GenerateFinalImage to package artifacts

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GenerateFinalImage generates a docker image from scratch with the
artifact content.

Related to #169
This commit is contained in:
Ettore Di Giacinto
2021-01-18 12:08:47 +01:00
parent 43b0b11028
commit a1f4c28973
5 changed files with 98 additions and 3 deletions
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15
pkg/compiler/backend/simpledocker.go
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@@ -183,10 +183,23 @@ type ManifestEntry struct {
Layers []string `json:"Layers"`
}
func (*SimpleDocker) ExtractRootfs(opts compiler.CompilerBackendOptions, keepPerms bool) error {
func (b *SimpleDocker) ExtractRootfs(opts compiler.CompilerBackendOptions, keepPerms bool) error {
src := opts.SourcePath
dst := opts.Destination
if src == "" && opts.ImageName != "" {
tempUnpack, err := ioutil.TempDir(dst, "tempUnpack")
if err != nil {
return errors.Wrap(err, "Error met while creating tempdir for rootfs")
}
defer os.RemoveAll(tempUnpack) // clean up
imageExport := filepath.Join(tempUnpack, "image.tar")
if err := b.ExportImage(compiler.CompilerBackendOptions{ImageName: opts.ImageName, Destination: imageExport}); err != nil {
return errors.Wrap(err, "while exporting image before extraction")
}
src = imageExport
}
rootfs, err := ioutil.TempDir(dst, "tmprootfs")
if err != nil {
return errors.Wrap(err, "Error met while creating tempdir for rootfs")