package main import ( "fmt" "syscall" "github.com/containers/libpod/cmd/podman/cliconfig" "github.com/containers/libpod/pkg/adapter" "github.com/containers/libpod/pkg/rootless" "github.com/docker/docker/pkg/signal" "github.com/pkg/errors" "github.com/sirupsen/logrus" "github.com/spf13/cobra" ) var ( podKillCommand cliconfig.PodKillValues podKillDescription = `Signals are sent to the main process of each container inside the specified pod. The default signal is SIGKILL, or any signal specified with option --signal.` _podKillCommand = &cobra.Command{ Use: "kill [flags] POD [POD...]", Short: "Send the specified signal or SIGKILL to containers in pod", Long: podKillDescription, RunE: func(cmd *cobra.Command, args []string) error { podKillCommand.InputArgs = args podKillCommand.GlobalFlags = MainGlobalOpts return podKillCmd(&podKillCommand) }, Args: func(cmd *cobra.Command, args []string) error { return checkAllAndLatest(cmd, args, false) }, Example: `podman pod kill podID podman pod kill --signal TERM mywebserver podman pod kill --latest`, } ) func init() { podKillCommand.Command = _podKillCommand podKillCommand.SetHelpTemplate(HelpTemplate()) podKillCommand.SetUsageTemplate(UsageTemplate()) flags := podKillCommand.Flags() flags.BoolVarP(&podKillCommand.All, "all", "a", false, "Kill all containers in all pods") flags.BoolVarP(&podKillCommand.Latest, "latest", "l", false, "Act on the latest pod podman is aware of") flags.StringVarP(&podKillCommand.Signal, "signal", "s", "KILL", "Signal to send to the containers in the pod") markFlagHiddenForRemoteClient("latest", flags) } // podKillCmd kills one or more pods with a signal func podKillCmd(c *cliconfig.PodKillValues) error { rootless.SetSkipStorageSetup(true) runtime, err := adapter.GetRuntime(&c.PodmanCommand) if err != nil { return errors.Wrapf(err, "could not get runtime") } defer runtime.Shutdown(false) var killSignal uint = uint(syscall.SIGTERM) if c.Signal != "" { // Check if the signalString provided by the user is valid // Invalid signals will return err sysSignal, err := signal.ParseSignal(c.Signal) if err != nil { return err } killSignal = uint(sysSignal) } podKillIds, podKillErrors := runtime.KillPods(getContext(), c, killSignal) for _, p := range podKillIds { fmt.Println(p) } if len(podKillErrors) == 0 { return nil } // Grab the last error lastError := podKillErrors[len(podKillErrors)-1] // Remove the last error from the error slice podKillErrors = podKillErrors[:len(podKillErrors)-1] for _, err := range podKillErrors { logrus.Errorf("%q", err) } return lastError }