ExecOptions applies each option in os.

NewExecRunner constructs an exec-based runner using the options in os.

StderrTo redirects standard error of any commands run by the runner to w.

WithGrace sets a timeout grace period of d.

DryRunner is a runner that just outputs all commands to be run to itself.

ExecRunner represents runs of services using exec.

ExecOption is the type of options used when constructing a ExecRunner.