Function Run

pkg/isolation/runtime.go:391–414

Run is the Start-and-Wait helper that keeps the same isolation behavior as Start while returning the command's final exit status.

(cmd *exec.Cmd)

// Run is the Start-and-Wait helper that keeps the same isolation behavior as
// Start while returning the command's final exit status.
func Run(cmd *exec.Cmd) error {
	if err := PrepareCommand(cmd); err != nil {
		return err
	}
	if err := cmd.Start(); err != nil {
		cleanupPendingPlatformResources(cmd)
		return err
	}
	isolation := CurrentConfig()
	root := ""
	if isolation.Enabled {
		var err error
		root, err = ResolveInstanceRoot()
		if err != nil {
			terminateStartedCommand(cmd)
			return err
		}
	}
	if err := postStartPlatformIsolation(cmd, isolation, root); err != nil {
		terminateStartedCommand(cmd)
		return err
	}
	return cmd.Wait()
}

func terminateStartedCommand(cmd *exec.Cmd) {
	cleanupPendingPlatformResources(cmd)