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cli/command/container/kill.go
56 строк
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Kir Kolyshkin
Switch from x/net/context to context
12 май 2018, 02:49
12 май 2018, 02:49
6f8070d
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package container import ( "context" "fmt" "strings" "github.com/docker/cli/cli" "github.com/docker/cli/cli/command" "github.com/pkg/errors" "github.com/spf13/cobra" ) type killOptions struct { signal string containers []string } // NewKillCommand creates a new cobra.Command for `docker kill` func NewKillCommand(dockerCli command.Cli) *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.Cli, 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.Fprintln(dockerCli.Out(), name) } } if len(errs) > 0 { return errors.New(strings.Join(errs, "\n")) } return nil }