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 writeNetworkConfig(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         def activateNetworkConfig(self):
  24                 import os
  25                 #os.system("/etc/init.d/networking restart")
  26
  27         def setDHCP(self, useDHCP):
  28                 if (useDHCP):
  29                         print "Using DHCP"
  30                         config.network.ip.enabled = False
  31                         config.network.netmask.enabled = False
  32                         config.network.gateway.enabled = False
  33                         config.network.dns.enabled = False
  34                 else:
  35                         print "NOT using DHCP"
  36                         config.network.ip.enabled = True
  37                         config.network.netmask.enabled = True
  38                         config.network.gateway.enabled = True
  39                         config.network.dns.enabled = True
  40
  41         def setIPNameserver(self, ip):
  42                 return
  43                 resolvconf = file('/etc/resolv.conf', 'w')
  44                 resolvconf.write("nameserver %d.%d.%d.%d" % tuple(ip))
  45                 resolvconf.close()
  46
  47         def setMACAddress(self, mac):
  48                 #os.system("echo ifconfig eth0 ether %02x:%02x:%02x:%02x:%02x:%02x" % tuple(mac))
  49                 pass
  50
  51         def setIPAddress(self, ip):
  52                 os.system("echo ifconfig eth0 %d.%d.%d.%d" % tuple(ip))
  53                 self.writeNetworkConfig()
  54
  55         def setGateway(self, ip):
  56                 os.system("echo route add default gw %d.%d.%d.%d" % tuple(ip))
  57                 self.writeNetworkConfig()
  58
  59         def setNetmask(self, ip):
  60                 os.system("echo ifconfig eth0 netmask %d.%d.%d.%d" % tuple(ip))
  61                 self.writeNetworkConfig()
  62
  63 def InitNetwork():
  64         config.network = ConfigSubsection()
  65         config.network.dhcp = configElement("config.network.dhcp", configSelection, 0, ("no", "yes"))
  66         config.network.ip = configElement("config.network.ip", configSequence, [192,168,1,45], (("."), (1,255)))
  67         config.network.netmask = configElement("config.network.netmask", configSequence, [255,255,255,0], (("."), (1,255)))
  68         config.network.gateway = configElement("config.network.gateway", configSequence, [192,168,1,3], (("."), (1,255)))
  69         config.network.dns = configElement("config.network.dns", configSequence, [192,168,1,3], (("."), (1,255)))
  70         config.network.mac = configElement("config.network.mac", configSequence, [00,11,22,33,44,55], ((":"), (1,255)))
  71
  72         #FIXME using this till other concept for this is implemented
  73         #config.network.activate = configElement("config.network.activate", configSelection, 0, ("yes, sir", "you are my hero"))
  74         config.network.activate = configElement("config.network.activate", configSelection, 0, ("yes", "you are my hero"))
  75
  76         iNetwork = Network()
  77
  78         def writeNetworkConfig(configElement):
  79                 iNetwork.writeNetworkConfig()
  80
  81         def setIPAddress(configElement):
  82                 iNetwork.setIPAddress(configElement.value)
  83
  84         def setGateway(configElement):
  85                 iNetwork.setGateway(configElement.value)
  86
  87         def setNetmask(configElement):
  88                 iNetwork.setNetmask(configElement.value)
  89
  90         def setDHCP(configElement):
  91                 iNetwork.setDHCP(configElement.value)
  92
  93         def setIPNameserver(configElement):
  94                 iNetwork.setIPNameserver(configElement.value)
  95
  96         def setMACAddress(configElement):
  97                 iNetwork.setMACAddress(configElement.value)
  98
  99         def activateNetworkConfig(configElement):
 100                 iNetwork.activateNetworkConfig()
 101
 102
 103         # this will call the "setup-val" initial
 104         config.network.dhcp.addNotifier(setDHCP)
 105         config.network.ip.addNotifier(setIPAddress)
 106         config.network.netmask.addNotifier(setNetmask)
 107         config.network.gateway.addNotifier(setGateway)
 108         config.network.dns.addNotifier(setIPNameserver)
 109         config.network.mac.addNotifier(setMACAddress)
 110         config.network.activate.addNotifier(activateNetworkConfig)