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package main
import (
"os"
"github.com/urfave/cli"
jww "github.com/spf13/jwalterweatherman"
)
// VERSION is the app version
const VERSION = "0.4.5"
func main() {
app := cli.NewApp()
app.Name = "docker-companion"
app.Usage = "a Candy mix of Docker tools"
app.Version = VERSION
jww.SetStdoutThreshold(jww.LevelInfo)
if os.Getenv("DEBUG") == "1" {
jww.SetStdoutThreshold(jww.LevelDebug)
}
app.Flags = []cli.Flag{
cli.BoolFlag{
Name: "pull",
Usage: "pull image before doing operations",
},
cli.BoolFlag{
Name: "fatal",
Usage: "threat errors as fatal",
},
}
app.Commands = []cli.Command{
{
Name: "download",
Aliases: []string{"dl"},
Usage: "Download and unpacks an image without using docker - Usage: download foo/barimage /foobar/folder",
Action: downloadImage,
Flags: []cli.Flag{
cli.BoolFlag{
Name: "keep",
Usage: "Keeps downloaded layers around (useful for debugging)",
},
},
},
{
Name: "unpack",
Aliases: []string{"un"},
Usage: "unpack the specified Docker image content as-is (run as root!) in a folder - Usage: unpack foo/barimage /foobar/folder",
Action: unpackImage,
Flags: []cli.Flag{
cli.BoolFlag{
Name: "squash",
Usage: "squash image before doing operations",
},
},
},
{
Name: "squash",
Aliases: []string{"s"},
Usage: "squash the Docker image (loosing metadata) into another - Usage: squash foo/bar foo/bar-squashed:latest. The second argument is optional",
Action: squashImage,
Flags: []cli.Flag{
cli.BoolFlag{
Name: "remove, rm",
Usage: "If you supplied just one image, remove the untagged image",
},
},
},
}
jww.INFO.Println("Docker Companion v" + VERSION)
app.Run(os.Args)
}
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