| package container |
| |
| import ( |
| "fmt" |
| "strings" |
| |
| "golang.org/x/net/context" |
| |
| "github.com/docker/docker/cli" |
| "github.com/docker/docker/cli/command" |
| "github.com/spf13/cobra" |
| ) |
| |
| type killOptions struct { |
| signal string |
| |
| containers []string |
| } |
| |
| // NewKillCommand creates a new cobra.Command for `docker kill` |
| func NewKillCommand(dockerCli *command.DockerCli) *cobra.Command { |
| var opts killOptions |
| |
| cmd := &cobra.Command{ |
| Use: "kill [OPTIONS] CONTAINER [CONTAINER...]", |
| Short: "Kill one or more running containers", |
| Args: cli.RequiresMinArgs(1), |
| RunE: func(cmd *cobra.Command, args []string) error { |
| opts.containers = args |
| return runKill(dockerCli, &opts) |
| }, |
| } |
| |
| flags := cmd.Flags() |
| flags.StringVarP(&opts.signal, "signal", "s", "KILL", "Signal to send to the container") |
| return cmd |
| } |
| |
| func runKill(dockerCli *command.DockerCli, opts *killOptions) error { |
| var errs []string |
| ctx := context.Background() |
| errChan := parallelOperation(ctx, opts.containers, func(ctx context.Context, container string) error { |
| return dockerCli.Client().ContainerKill(ctx, container, opts.signal) |
| }) |
| for _, name := range opts.containers { |
| if err := <-errChan; 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 |
| } |