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package cli
import (
"github.com/spf13/cobra"
"github.com/sylabs/singularity/v4/docs"
"github.com/sylabs/singularity/v4/internal/app/singularity"
"github.com/sylabs/singularity/v4/pkg/cmdline"
"github.com/sylabs/singularity/v4/pkg/sylog"
)
var (
overlaySize int
overlayDirs []string
overlaySparse bool
)
// -s|--size
var overlaySizeFlag = cmdline.Flag{
ID: "overlaySizeFlag",
Value: &overlaySize,
DefaultValue: 64,
Name: "size",
ShortHand: "s",
Usage: "size of the EXT3 writable overlay in MiB",
}
// --sparse/-S
var overlaySparseFlag = cmdline.Flag{
ID: "overlaySparseFlag",
Value: &overlaySparse,
DefaultValue: false,
Name: "sparse",
ShortHand: "S",
Usage: "create a sparse overlay",
EnvKeys: []string{"SPARSE"},
}
// --create-dir
var overlayCreateDirFlag = cmdline.Flag{
ID: "overlayCreateDirFlag",
Value: &overlayDirs,
DefaultValue: []string{},
Name: "create-dir",
Usage: "directory to create as part of the overlay layout",
}
// OverlayCreateCmd is the 'overlay create' command that allows to create writable overlay.
var OverlayCreateCmd = &cobra.Command{
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
if err := singularity.OverlayCreate(overlaySize, args[0], overlaySparse, overlayDirs...); err != nil {
sylog.Fatalf(err.Error())
}
return nil
},
DisableFlagsInUseLine: true,
Use: docs.OverlayCreateUse,
Short: docs.OverlayCreateShort,
Long: docs.OverlayCreateLong,
Example: docs.OverlayCreateExample,
}
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