Variable Module

emulations.variable.init()

Initialize global variables.

This function initializes global variables used in the emulation environment to default None values.

Global Variables:

• h1_pid (int): The PID of host h1.

• node_path (str): The path to the Node.js executable.

• npm_path (str): The path to the npm (Node Package Manager) executable.

• server_pid (int): The PID of the Node.js server process.

• bw_server_pid (int): The PID of the bandwidth control server process.

• os_path (str): The PATH environment variable.

• current_directory (str): The current working directory.

• home_path (str): The path to the user's home directory.

• volume_path (str): The name of the volume used in Docker containers.

• username (str): The username of the current user.

• public_port (int): The public port for exposing services.

• skooner_token (str): The Skooner authentication token.

Returns: None

This module defines and initializes global variables used in the emulation environment.