def connect_wifi()

in deepracer_systems_pkg/deepracer_systems_pkg/network_monitor_module/wifi_config_utils.py [0:0]

• 31 lines of code
• 8 McCabe index (conditional complexity)

def connect_wifi(ssid, password):
    """Attempts to connect to the specified WiFi network.

    Args:
        ssid (str): WiFI network name to connect to.
        password (str): WiFi password.

    Returns:
        tuple: Success flag and list of the command response lines.
    """
    cmd = ["nmcli",
           "device"]

    # Add SSID to connect to.
    cmd.extend(["wifi", "connect", ssid])

    # Add password if specified.
    if password != "":
        cmd.extend(["password", password])

    try:
        p = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
        out, err = p.communicate()
        returncode = p.returncode

    except Exception as ex:
        out = ""
        err = f"Error while executing nmcli: {ex}"
        returncode = -1

    finally:
        out_response = clean_nmcli_response(out)
        err_response = clean_nmcli_response(err)
        response = out_response + err_response

        success = (returncode == 0)
        result = list()

        for line in response:
            if line == "":
                continue
            result.append(line)
            if "error" in line.lower():
                success = False

        if success:
            result.insert(0, str(f"Successfully connected to \"{ssid}\":"))
        else:
            result.insert(0, str(f"({returncode}) Failed to connect to \"{ssid}\":"))

        return success, result