code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Components/Network.py

   1 from config import *
   2
   3 import os
   4
   5 class Network:
   6         def __init__(self):
   7                 pass
   8
   9         def updateNetworkConfig(self):
  10                 # fixme restarting and updating the network too often. possible fix: check current config and execute only if changed :/
  11                 # fixme using interfaces.tmp instead of interfaces for now
  12                 fp = file('/etc/network/interfaces.tmp', 'w')
  13                 fp.write("auto eth0\n")
  14                 if (config.network.dhcp.value == "yes"):
  15                         fp.write("iface eth0 inet dhcp\n")
  16                 else:
  17                         fp.write("iface eth0 inet static\n")
  18                         fp.write("      address %d.%d.%d.%d\n" % tuple(config.network.ip.value))
  19                         fp.write("      netmask %d.%d.%d.%d\n" % tuple(config.network.netmask.value))
  20                         fp.write("      gateway %d.%d.%d.%d\n" % tuple(config.network.gateway.value))
  21                 fp.close()
  22
  23                 import os
  24                 os.system("/etc/init.d/networking restart")
  25
  26         def setDHCP(self, useDHCP):
  27                 if (useDHCP):
  28                         print "Using DHCP"
  29                         config.network.ip.enabled = False
  30                         config.network.netmask.enabled = False
  31                         config.network.gateway.enabled = False
  32                         config.network.dns.enabled = False
  33                 else:
  34                         print "NOT using DHCP"
  35                         config.network.ip.enabled = True
  36                         config.network.netmask.enabled = True
  37                         config.network.gateway.enabled = True
  38                         config.network.dns.enabled = True
  39
  40         def setIPNameserver(self, ip):
  41                 resolvconf = file('/etc/resolv.conf', 'w')
  42                 resolvconf.write("nameserver %d.%d.%d.%d" % tuple(ip))
  43                 resolvconf.close()
  44
  45         def setMACAddress(self, mac):
  46                 os.system("echo ifconfig eth0 ether %02x:%02x:%02x:%02x:%02x:%02x" % tuple(mac))
  47
  48 def InitNetwork():
  49         config.network = ConfigSubsection()
  50         config.network.dhcp = configElement("config.network.dhcp", configSelection, 0, ("no", "yes"))
  51         config.network.ip = configElement("config.network.ip", configSequence, [192,168,1,45], (("."), 3))
  52         config.network.netmask = configElement("config.network.netmask", configSequence, [255,255,255,0], (("."), 3))
  53         config.network.gateway = configElement("config.network.gateway", configSequence, [192,168,1,3], (("."), 3))
  54         config.network.dns = configElement("config.network.dns", configSequence, [192,168,1,3], (("."), 3))
  55         config.network.mac = configElement("config.network.mac", configSequence, [00,11,22,33,44,55], ((":"), 2))
  56
  57         iNetwork = Network()
  58
  59         def updateNetworkConfig(configElement):
  60                 iNetwork.updateNetworkConfig()
  61
  62         def setDHCP(configElement):
  63                 iNetwork.setDHCP(configElement.value)
  64
  65         def setIPNameserver(configElement):
  66                 iNetwork.setIPNameserver(configElement.value)
  67
  68         def setMACAddress(configElement):
  69                 iNetwork.setMACAddress(configElement.value)
  70
  71         # this will call the "setup-val" initial
  72         config.network.dhcp.addNotifier(setDHCP)
  73         config.network.ip.addNotifier(updateNetworkConfig)
  74         config.network.netmask.addNotifier(updateNetworkConfig)
  75         config.network.gateway.addNotifier(updateNetworkConfig)
  76         config.network.dns.addNotifier(setIPNameserver)
  77         config.network.mac.addNotifier(setMACAddress)