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