def selectWirelessNetworks():
# load wireless networks
options = []
try:
util.execShell("sudo ip link set wlan0 up")
output = util.execShellAndGetOutput("sudo iwlist wlan0 scan")
for line in output:
util.DEBUG("Scanning line: {}".format(line))
if line.find("ESSID:") > 0:
import re
essid = re.findall(r'.*ESSID:"(.*)"', line)[0]
util.DEBUG("found essid: {}".format(essid))
options.append((essid, essid))
# start selectSetting...
selectSetting("essid", options)
except:
pass
def applyNetworkSettings ():
interface = util.getSetting('interface')
essid = util.getSetting('essid')
oldEssid = util.getSetting('old_essid')
psk = util.getSetting('psk')
encryption = util.getSetting('encryption')
useDHCP = util.getSetting('dhcp')
ipAddress = util.getSetting('ipaddress')
subnetMask = util.getSetting('subnet')
gateway = util.getSetting('gateway')
util.DEBUG('interface={}, essid={}, encryption={}, psk={}, dhcp={}, ipaddress={}, subnetmask={}, gateway={}'.format (interface, essid, encryption, psk, useDHCP, ipAddress, subnetMask, gateway))
util.DEBUG('old_essid={}, psk_backup={}'.format(oldEssid, util.getSetting('psk_backup')))
localTempPath = '/tmp/'
# 0 .. eth0
# 1 .. wlan0
interfaceName = ''
if interface == '0':
interfaceName = 'eth0'
networkConfigPath = '/etc/systemd/network/'
backupConfigPathFilename = '{}_backup_-{}._etwor_.backup'.format (networkConfigPath, interfaceName)
configFilename = '{}.network'.format (interfaceName)
localConfigPathFilename = '{}{}'.format (localTempPath, configFilename)
networkConfigPathFilename = '{}{}'.format (networkConfigPath, configFilename)
# create new config file...
file = open (localConfigPathFilename, 'w')
file.write ('[Match]\n')
file.write ('Name={}\n'.format(interfaceName))
file.write ('\n')
file.write ('[Network]\n')
# if DHCP -> start dhcp
# else set fixed route
if useDHCP.lower() == 'true':
file.write ('DHCP=both\n')
else:
file.write ('DNS={}\n'.format(gateway))
file.write ('Address={}/{}\n'.format(ipAddress, util.calcNetSize(subnetMask)))
file.write ('Gateway={}\n'.format(gateway))
pass
file.write('\n')
file.close()
# backup and replace config file...
try:
util.execShell('sudo rm {}'.format (backupConfigPathFilename))
except:
util.DEBUG("removing of {} failed...".format(backupConfigPathFilename))
try:
util.execShell('sudo mv -v {} {}'.format (networkConfigPathFilename, backupConfigPathFilename))
except:
util.DEBUG("backing {} up to {} failed...".format(networkConfigPathFilename, backupConfigPathFilename))
util.execShell('sudo mv -v {} {}'.format (localConfigPathFilename, networkConfigPathFilename))
util.execShell('sudo chown -v root:root {}'.format (networkConfigPathFilename))
else:
interfaceName = 'wlan0'
networkConfigPath = '/etc/netctl/'
backupConfigPathFilename = '{}_backup_-{}-{}._backup'.format (networkConfigPath, interfaceName, essid)
configFilename = '{}-{}'.format (interfaceName, essid)
if oldEssid == "":
oldConfigFilename = ''
else:
oldConfigFilename = '{}-{}'.format (interfaceName, oldEssid)
localConfigPathFilename = '{}{}'.format (localTempPath, configFilename)
networkConfigPathFilename = '{}{}'.format (networkConfigPath, configFilename)
# create new config file...
file = open (localConfigPathFilename, 'w')
file.write ("Description='Created by script.module.netmgr'\n")
file.write ("Interface={}\n".format(interfaceName))
file.write ("Connection=wireless\n")
security = 'none'
if encryption == '1':
security = 'wep'
elif encryption == '2':
security = 'wpa'
file.write ("Security={}\n".format(security))
file.write ("ESSID={}\n".format (essid))
ip = 'dhcp'
if useDHCP == 'false':
ip = 'static'
file.write ("IP={}\n".format(ip))
if useDHCP == 'false':
file.write("Address='{}/{}'\n".format(ipAddress, util.calcNetSize(subnetMask)))
file.write("Gateway='{}'\n".format(gateway))
file.write("DNS=('{}')\n".format(gateway))
if encryption != '0':
file.write ("Key={}\n".format(psk))
file.write('\n')
file.close()
# Disable profile (just in case...)
try:
util.execShell('sudo systemctl reset-failed')
except:
util.DEBUG("call 'systemctl reset-failed' failed...".format(configFilename))
try:
util.execShell('sudo netctl disable {}'.format (configFilename))
except:
util.DEBUG("disabling of netctl {} failed...".format(configFilename))
try:
util.execShell('sudo netctl disable {}'.format (oldConfigFilename))
except:
util.DEBUG("disabling of netctl {} failed...".format(oldConfigFilename))
# backup and replace config file...
try:
util.execShell('sudo rm {}'.format (backupConfigPathFilename))
except:
util.DEBUG("removing of {} failed...".format(backupConfigPathFilename))
try:
util.execShell('sudo mv -v {} {}'.format (networkConfigPathFilename, backupConfigPathFilename))
except:
util.DEBUG("backing {} up to {} failed...".format(networkConfigPathFilename, backupConfigPathFilename))
util.execShell('sudo mv -v {} {}'.format (localConfigPathFilename, networkConfigPathFilename))
util.execShell('sudo chown -v root:root {}'.format (networkConfigPathFilename))
util.execShell('sudo chmod -v 600 {}'.format (networkConfigPathFilename))
# util.execShell('sudo netctl start {}'.format (configFilename))
util.execShell('sudo netctl enable {}'.format (configFilename))
# save essid als old_essid
util.setSetting('old_essid', essid)
# save password
util.setSetting("psk_backup", util.getSetting("psk"))
# remove password from storage...
util.setSetting("psk", "")
# reboot the system
util.execShell('sudo reboot')