dummynet.HostShell

class dummynet.HostShell(log, sudo, process_monitor)

A shell object for running commands

__init__(log, sudo, process_monitor)

Create a new HostShell object

Parameters:

• log – The logger to use

• sudo – Whether to run commands with sudo

• process_monitor – The monitor is used to track running processes and to stop them when the test is finished.

run(cmd: str, cwd=None, env=None, timeout=None)

Run a synchronous command (blocking) with a timeout.

Parameters:

• cmd – The command to run

• cwd – The current working directory i.e. where the command will run

• env – The environment variables to set

• timeout – Maximum time (in seconds) to wait for the command to complete

run_async(cmd: str, daemon=False, cwd=None, env=None)

Run an asynchronous command (non-blocking).

Parameters:

• cmd – The command to run

• cwd – The current working directory i.e. where the command will run