61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"github.com/Microsoft/hcsshim"
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"github.com/urfave/cli"
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)
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// Add a manifest to get proper Windows version detection.
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//
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// goversioninfo can be installed with "go get github.com/josephspurrier/goversioninfo/cmd/goversioninfo"
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//go:generate goversioninfo -platform-specific
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var usage = `Windows Container layer utility
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wclayer is a command line tool for manipulating Windows Container
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storage layers. It can import and export layers from and to OCI format
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layer tar files, create new writable layers, and mount and unmount
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container images.`
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var driverInfo = hcsshim.DriverInfo{}
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func main() {
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app := cli.NewApp()
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app.Name = "wclayer"
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app.Commands = []cli.Command{
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createCommand,
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exportCommand,
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importCommand,
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mountCommand,
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removeCommand,
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unmountCommand,
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}
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app.Usage = usage
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if err := app.Run(os.Args); err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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}
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func normalizeLayers(il []string, needOne bool) ([]string, error) {
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if needOne && len(il) == 0 {
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return nil, errors.New("at least one read-only layer must be specified")
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}
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ol := make([]string, len(il))
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for i := range il {
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var err error
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ol[i], err = filepath.Abs(il[i])
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if err != nil {
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return nil, err
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}
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}
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return ol, nil
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}
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