DockerCLI/command/container/restart.go

56 lines
1.3 KiB
Go

package container
import (
"fmt"
"strings"
"time"
"golang.org/x/net/context"
"github.com/docker/docker/cli"
"github.com/docker/docker/cli/command"
"github.com/spf13/cobra"
)
type restartOptions struct {
nSeconds int
containers []string
}
// NewRestartCommand creates a new cobra.Command for `docker restart`
func NewRestartCommand(dockerCli *command.DockerCli) *cobra.Command {
var opts restartOptions
cmd := &cobra.Command{
Use: "restart [OPTIONS] CONTAINER [CONTAINER...]",
Short: "Restart one or more containers",
Args: cli.RequiresMinArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
opts.containers = args
return runRestart(dockerCli, &opts)
},
}
flags := cmd.Flags()
flags.IntVarP(&opts.nSeconds, "time", "t", 10, "Seconds to wait for stop before killing the container")
return cmd
}
func runRestart(dockerCli *command.DockerCli, opts *restartOptions) error {
ctx := context.Background()
var errs []string
for _, name := range opts.containers {
timeout := time.Duration(opts.nSeconds) * time.Second
if err := dockerCli.Client().ContainerRestart(ctx, name, &timeout); err != nil {
errs = append(errs, err.Error())
} else {
fmt.Fprintf(dockerCli.Out(), "%s\n", name)
}
}
if len(errs) > 0 {
return fmt.Errorf("%s", strings.Join(errs, "\n"))
}
return nil
}