package main import ( "fmt" "reflect" "github.com/containers/libpod/cmd/podman/cliconfig" "github.com/containers/libpod/pkg/adapter" "github.com/docker/docker/pkg/signal" "github.com/opentracing/opentracing-go" "github.com/pkg/errors" "github.com/spf13/cobra" ) var ( killCommand cliconfig.KillValues killDescription = "The main process inside each container specified will be sent SIGKILL, or any signal specified with option --signal." _killCommand = &cobra.Command{ Use: "kill [flags] CONTAINER [CONTAINER...]", Short: "Kill one or more running containers with a specific signal", Long: killDescription, RunE: func(cmd *cobra.Command, args []string) error { killCommand.InputArgs = args killCommand.GlobalFlags = MainGlobalOpts return killCmd(&killCommand) }, Args: func(cmd *cobra.Command, args []string) error { return checkAllAndLatest(cmd, args, false) }, Example: `podman kill mywebserver podman kill 860a4b23 podman kill --signal TERM ctrID`, } ) func init() { killCommand.Command = _killCommand killCommand.SetHelpTemplate(HelpTemplate()) killCommand.SetUsageTemplate(UsageTemplate()) flags := killCommand.Flags() flags.BoolVarP(&killCommand.All, "all", "a", false, "Signal all running containers") flags.StringVarP(&killCommand.Signal, "signal", "s", "KILL", "Signal to send to the container") flags.BoolVarP(&killCommand.Latest, "latest", "l", false, "Act on the latest container podman is aware of") markFlagHiddenForRemoteClient("latest", flags) } // killCmd kills one or more containers with a signal func killCmd(c *cliconfig.KillValues) error { if c.Bool("trace") { span, _ := opentracing.StartSpanFromContext(Ctx, "killCmd") defer span.Finish() } // Check if the signalString provided by the user is valid // Invalid signals will return err killSignal, err := signal.ParseSignal(c.Signal) if err != nil { return err } runtime, err := adapter.GetRuntime(&c.PodmanCommand) if err != nil { return errors.Wrapf(err, "could not get runtime") } defer runtime.Shutdown(false) ok, failures, err := runtime.KillContainers(getContext(), c, killSignal) if err != nil { return err } for _, id := range ok { fmt.Println(id) } if len(failures) > 0 { keys := reflect.ValueOf(failures).MapKeys() lastKey := keys[len(keys)-1].String() lastErr := failures[lastKey] delete(failures, lastKey) for _, err := range failures { outputError(err) } return lastErr } return nil }