WizardKit/.bin/Scripts/functions/network.py
2018-01-30 16:50:28 -07:00

83 lines
2.4 KiB
Python

#!/bin/python3
#
## Wizard Kit: Functions - Network
import os
import sys
# Init
os.chdir(os.path.dirname(os.path.realpath(__file__)))
sys.path.append(os.getcwd())
from functions.common import *
# REGEX
REGEX_VALID_IP = re.compile(
r'(10.\d+.\d+.\d+'
r'|172.(1[6-9]|2\d|3[0-1])'
r'|192.168.\d+.\d+)',
re.IGNORECASE)
def connect_to_network():
"""Connect to network if not already connected."""
net_ifs = psutil.net_if_addrs()
net_ifs = [i[:2] for i in net_ifs.keys()]
# Bail if currently connected
if is_connected():
return
# LAN
if 'en' in net_ifs:
# Reload the tg3/broadcom driver (known fix for some Dell systems)
try_and_print(message='Reloading drivers...', function=reload_tg3)
# WiFi
if not is_connected() and 'wl' in net_ifs:
cmd = [
'nmcli', 'dev', 'wifi',
'connect', WIFI_SSID,
'password', WIFI_PASSWORD]
try_and_print(
message = 'Connecting to {}...'.format(WIFI_SSID),
function = run_program,
cmd = cmd)
def is_connected():
"""Check for a valid private IP."""
devs = psutil.net_if_addrs()
for dev in devs.values():
for family in dev:
if REGEX_VALID_IP.search(family.address):
# Valid IP found
return True
# Else
return False
def show_valid_addresses():
"""Show all valid private IP addresses assigned to the system."""
devs = psutil.net_if_addrs()
for dev, families in sorted(devs.items()):
for family in families:
if REGEX_VALID_IP.search(family.address):
# Valid IP found
show_data(message=dev, data=family.address)
def speedtest():
"""Run a network speedtest using speedtest-cli."""
result = run_program(['speedtest-cli', '--simple'])
output = [line.strip() for line in result.stdout.decode().splitlines()
if line.strip()]
output = [line.split() for line in output]
output = [(a, float(b), c) for a, b, c in output]
return ['{:10}{:6.2f} {}'.format(*line) for line in output]
def reload_tg3():
"""Reload tg3 module as a workaround for some Dell systems."""
run_program(['sudo', 'modprobe', '-r', 'tg3'])
run_program(['sudo', 'modprobe', 'broadcom'])
run_program(['sudo', 'modprobe', 'tg3'])
sleep(5)
if __name__ == '__main__':
print("This file is not meant to be called directly.")