containerd/cmd/ctr/main.go
Stephen J Day f7306d7f6c
cmd/{ctr,dist}: move images command to ctr
Rather than make a large PR, we can move parts of the dist commands over
piece by piece. This first step moves over the images command. Others
will follow.

Signed-off-by: Stephen J Day <stephen.day@docker.com>
2017-07-14 14:50:02 -07:00

101 lines
1.9 KiB
Go

package main
import (
"fmt"
"os"
"github.com/Sirupsen/logrus"
"github.com/containerd/containerd"
"github.com/containerd/containerd/namespaces"
"github.com/containerd/containerd/version"
"github.com/urfave/cli"
)
var extraCmds = []cli.Command{}
func init() {
cli.VersionPrinter = func(c *cli.Context) {
fmt.Println(c.App.Name, version.Package, c.App.Version)
}
}
func main() {
app := cli.NewApp()
app.Name = "ctr"
app.Version = version.Version
app.Usage = `
__
_____/ /______
/ ___/ __/ ___/
/ /__/ /_/ /
\___/\__/_/
containerd CLI
`
app.Flags = []cli.Flag{
cli.BoolFlag{
Name: "debug",
Usage: "enable debug output in logs",
},
cli.StringFlag{
Name: "address, a",
Usage: "address for containerd's GRPC server",
Value: containerd.DefaultAddress,
},
cli.DurationFlag{
Name: "timeout",
Usage: "total timeout for ctr commands",
},
cli.DurationFlag{
Name: "connect-timeout",
Usage: "timeout for connecting to containerd",
},
cli.StringFlag{
Name: "namespace, n",
Usage: "namespace to use with commands",
Value: namespaces.Default,
EnvVar: namespaces.NamespaceEnvVar,
},
}
app.Commands = append([]cli.Command{
imageCommand,
containersCommand,
checkpointCommand,
runCommand,
attachCommand,
deleteCommand,
namespacesCommand,
eventsCommand,
taskListCommand,
infoCommand,
killCommand,
pprofCommand,
execCommand,
pauseCommand,
resumeCommand,
snapshotCommand,
versionCommand,
psCommand,
}, extraCmds...)
app.Before = func(context *cli.Context) error {
if context.GlobalBool("debug") {
logrus.SetLevel(logrus.DebugLevel)
}
return nil
}
if err := app.Run(os.Args); err != nil {
fmt.Fprintf(os.Stderr, "ctr: %s\n", err)
os.Exit(1)
}
}
var containersCommand = cli.Command{
Name: "containers",
Usage: "manage containers (metadata)",
Aliases: []string{"c"},
Subcommands: []cli.Command{
containersListCommand,
containersSetLabelsCommand,
},
}