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

   1 from os import system, popen, path as os_path, listdir
   2 from re import compile as re_compile, search as re_search
   3 from socket import *
   4 from enigma import eConsoleAppContainer
   5 from Components.Console import Console
   6 from Components.PluginComponent import plugins
   7 from Components.About import about
   8 from Plugins.Plugin import PluginDescriptor
   9
  10 class Network:
  11         def __init__(self):
  12                 self.ifaces = {}
  13                 self.configuredInterfaces = []
  14                 self.configuredNetworkAdapters = []
  15                 self.NetworkState = 0
  16                 self.DnsState = 0
  17                 self.nameservers = []
  18                 self.ethtool_bin = "ethtool"
  19                 self.container = eConsoleAppContainer()
  20                 self.Console = Console()
  21                 self.LinkConsole = Console()
  22                 self.restartConsole = Console()
  23                 self.deactivateConsole = Console()
  24                 self.deactivateInterfaceConsole = Console()
  25                 self.activateConsole = Console()
  26                 self.resetNetworkConsole = Console()
  27                 self.DnsConsole = Console()
  28                 self.PingConsole = Console()
  29                 self.config_ready = None
  30                 self.friendlyNames = {}
  31                 self.lan_interfaces = []
  32                 self.wlan_interfaces = []
  33                 self.getInterfaces()
  34
  35         def onRemoteRootFS(self):
  36                 fp = file('/proc/mounts', 'r')
  37                 mounts = fp.readlines()
  38                 fp.close()
  39                 for line in mounts:
  40                         parts = line.strip().split(' ')
  41                         if parts[1] == '/' and (parts[2] == 'nfs' or parts[2] == 'smbfs'):
  42                                 return True
  43                 return False
  44
  45         def getInterfaces(self, callback = None):
  46                 devicesPattern = re_compile('[a-z]+[0-9]+')
  47                 self.configuredInterfaces = []
  48                 fp = file('/proc/net/dev', 'r')
  49                 result = fp.readlines()
  50                 fp.close()
  51                 for line in result:
  52                         try:
  53                                 device = devicesPattern.search(line).group()
  54                                 if device in ('wifi0', 'wmaster0'):
  55                                         continue
  56                                 self.getDataForInterface(device, callback)
  57                         except AttributeError:
  58                                 pass
  59                 #print "self.ifaces:", self.ifaces
  60                 #self.writeNetworkConfig()
  61                 #print ord(' ')
  62                 #for line in result:
  63                 #       print ord(line[0])
  64
  65         # helper function
  66         def regExpMatch(self, pattern, string):
  67                 if string is None:
  68                         return None
  69                 try:
  70                         return pattern.search(string).group()
  71                 except AttributeError:
  72                         None
  73
  74         # helper function to convert ips from a sring to a list of ints
  75         def convertIP(self, ip):
  76                 strIP = ip.split('.')
  77                 ip = []
  78                 for x in strIP:
  79                         ip.append(int(x))
  80                 return ip
  81
  82         def getDataForInterface(self, iface,callback):
  83                 #get ip out of ip addr, as avahi sometimes overrides it in ifconfig.
  84                 if not self.Console:
  85                         self.Console = Console()
  86                 cmd = "ip -o addr"
  87                 self.Console.ePopen(cmd, self.IPaddrFinished, [iface,callback])
  88
  89         def IPaddrFinished(self, result, retval, extra_args):
  90                 (iface, callback ) = extra_args
  91                 data = { 'up': False, 'dhcp': False, 'preup' : False, 'predown' : False }
  92                 globalIPpattern = re_compile("scope global")
  93                 ipRegexp = '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'
  94                 netRegexp = '[0-9]{1,2}'
  95                 macRegexp = '[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}'
  96                 ipLinePattern = re_compile('inet ' + ipRegexp + '/')
  97                 ipPattern = re_compile(ipRegexp)
  98                 netmaskLinePattern = re_compile('/' + netRegexp)
  99                 netmaskPattern = re_compile(netRegexp)
 100                 bcastLinePattern = re_compile(' brd ' + ipRegexp)
 101                 upPattern = re_compile('UP')
 102                 macPattern = re_compile('[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}')
 103                 macLinePattern = re_compile('link/ether ' + macRegexp)
 104
 105                 for line in result.splitlines():
 106                         split = line.strip().split(' ',2)
 107                         if (split[1][:-1] == iface):
 108                                 up = self.regExpMatch(upPattern, split[2])
 109                                 mac = self.regExpMatch(macPattern, self.regExpMatch(macLinePattern, split[2]))
 110                                 if up is not None:
 111                                         data['up'] = True
 112                                         if iface is not 'lo':
 113                                                 self.configuredInterfaces.append(iface)
 114                                 if mac is not None:
 115                                         data['mac'] = mac
 116                         if (split[1] == iface):
 117                                 if re_search(globalIPpattern, split[2]):
 118                                         ip = self.regExpMatch(ipPattern, self.regExpMatch(ipLinePattern, split[2]))
 119                                         netmask = self.calc_netmask(self.regExpMatch(netmaskPattern, self.regExpMatch(netmaskLinePattern, split[2])))
 120                                         bcast = self.regExpMatch(ipPattern, self.regExpMatch(bcastLinePattern, split[2]))
 121                                         if ip is not None:
 122                                                 data['ip'] = self.convertIP(ip)
 123                                         if netmask is not None:
 124                                                 data['netmask'] = self.convertIP(netmask)
 125                                         if bcast is not None:
 126                                                 data['bcast'] = self.convertIP(bcast)
 127
 128                 if not data.has_key('ip'):
 129                         data['dhcp'] = True
 130                         data['ip'] = [0, 0, 0, 0]
 131                         data['netmask'] = [0, 0, 0, 0]
 132                         data['gateway'] = [0, 0, 0, 0]
 133
 134                 cmd = "route -n | grep  " + iface
 135                 self.Console.ePopen(cmd,self.routeFinished, [iface, data, callback])
 136
 137         def routeFinished(self, result, retval, extra_args):
 138                 (iface, data, callback) = extra_args
 139                 ipRegexp = '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'
 140                 ipPattern = re_compile(ipRegexp)
 141                 ipLinePattern = re_compile(ipRegexp)
 142
 143                 for line in result.splitlines():
 144                         print line[0:7]
 145                         if line[0:7] == "0.0.0.0":
 146                                 gateway = self.regExpMatch(ipPattern, line[16:31])
 147                                 if gateway is not None:
 148                                         data['gateway'] = self.convertIP(gateway)
 149
 150                 self.ifaces[iface] = data
 151                 self.loadNetworkConfig(iface,callback)
 152
 153         def writeNetworkConfig(self):
 154                 self.configuredInterfaces = []
 155                 fp = file('/etc/network/interfaces', 'w')
 156                 fp.write("# automatically generated by enigma 2\n# do NOT change manually!\n\n")
 157                 fp.write("auto lo\n")
 158                 fp.write("iface lo inet loopback\n\n")
 159                 for ifacename, iface in self.ifaces.items():
 160                         if iface['up'] == True:
 161                                 fp.write("auto " + ifacename + "\n")
 162                                 self.configuredInterfaces.append(ifacename)
 163                         if iface['dhcp'] == True:
 164                                 fp.write("iface "+ ifacename +" inet dhcp\n")
 165                         if iface['dhcp'] == False:
 166                                 fp.write("iface "+ ifacename +" inet static\n")
 167                                 if iface.has_key('ip'):
 168                                         print tuple(iface['ip'])
 169                                         fp.write("      address %d.%d.%d.%d\n" % tuple(iface['ip']))
 170                                         fp.write("      netmask %d.%d.%d.%d\n" % tuple(iface['netmask']))
 171                                         if iface.has_key('gateway'):
 172                                                 fp.write("      gateway %d.%d.%d.%d\n" % tuple(iface['gateway']))
 173                         if iface.has_key("configStrings"):
 174                                 fp.write(iface["configStrings"])
 175                         if iface["preup"] is not False and not iface.has_key("configStrings"):
 176                                 fp.write(iface["preup"])
 177                         if iface["predown"] is not False and not iface.has_key("configStrings"):
 178                                 fp.write(iface["predown"])
 179                         fp.write("\n")
 180                 fp.close()
 181                 self.writeNameserverConfig()
 182
 183         def writeNameserverConfig(self):
 184                 fp = file('/etc/resolv.conf', 'w')
 185                 for nameserver in self.nameservers:
 186                         fp.write("nameserver %d.%d.%d.%d\n" % tuple(nameserver))
 187                 fp.close()
 188
 189         def loadNetworkConfig(self,iface,callback = None):
 190                 interfaces = []
 191                 # parse the interfaces-file
 192                 try:
 193                         fp = file('/etc/network/interfaces', 'r')
 194                         interfaces = fp.readlines()
 195                         fp.close()
 196                 except:
 197                         print "[Network.py] interfaces - opening failed"
 198
 199                 ifaces = {}
 200                 currif = ""
 201                 for i in interfaces:
 202                         split = i.strip().split(' ')
 203                         if (split[0] == "iface"):
 204                                 currif = split[1]
 205                                 ifaces[currif] = {}
 206                                 if (len(split) == 4 and split[3] == "dhcp"):
 207                                         ifaces[currif]["dhcp"] = True
 208                                 else:
 209                                         ifaces[currif]["dhcp"] = False
 210                         if (currif == iface): #read information only for available interfaces
 211                                 if (split[0] == "address"):
 212                                         ifaces[currif]["address"] = map(int, split[1].split('.'))
 213                                         if self.ifaces[currif].has_key("ip"):
 214                                                 if self.ifaces[currif]["ip"] != ifaces[currif]["address"] and ifaces[currif]["dhcp"] == False:
 215                                                         self.ifaces[currif]["ip"] = map(int, split[1].split('.'))
 216                                 if (split[0] == "netmask"):
 217                                         ifaces[currif]["netmask"] = map(int, split[1].split('.'))
 218                                         if self.ifaces[currif].has_key("netmask"):
 219                                                 if self.ifaces[currif]["netmask"] != ifaces[currif]["netmask"] and ifaces[currif]["dhcp"] == False:
 220                                                         self.ifaces[currif]["netmask"] = map(int, split[1].split('.'))
 221                                 if (split[0] == "gateway"):
 222                                         ifaces[currif]["gateway"] = map(int, split[1].split('.'))
 223                                         if self.ifaces[currif].has_key("gateway"):
 224                                                 if self.ifaces[currif]["gateway"] != ifaces[currif]["gateway"] and ifaces[currif]["dhcp"] == False:
 225                                                         self.ifaces[currif]["gateway"] = map(int, split[1].split('.'))
 226                                 if (split[0] == "pre-up"):
 227                                         if self.ifaces[currif].has_key("preup"):
 228                                                 self.ifaces[currif]["preup"] = i
 229                                 if (split[0] in ("pre-down","post-down")):
 230                                         if self.ifaces[currif].has_key("predown"):
 231                                                 self.ifaces[currif]["predown"] = i
 232
 233                 for ifacename, iface in ifaces.items():
 234                         if self.ifaces.has_key(ifacename):
 235                                 self.ifaces[ifacename]["dhcp"] = iface["dhcp"]
 236                 if self.Console:
 237                         if len(self.Console.appContainers) == 0:
 238                                 # save configured interfacelist
 239                                 self.configuredNetworkAdapters = self.configuredInterfaces
 240                                 # load ns only once
 241                                 self.loadNameserverConfig()
 242                                 print "read configured interface:", ifaces
 243                                 print "self.ifaces after loading:", self.ifaces
 244                                 self.config_ready = True
 245                                 self.msgPlugins()
 246                                 if callback is not None:
 247                                         callback(True)
 248
 249         def loadNameserverConfig(self):
 250                 ipRegexp = "[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}"
 251                 nameserverPattern = re_compile("nameserver +" + ipRegexp)
 252                 ipPattern = re_compile(ipRegexp)
 253
 254                 resolv = []
 255                 try:
 256                         fp = file('/etc/resolv.conf', 'r')
 257                         resolv = fp.readlines()
 258                         fp.close()
 259                         self.nameservers = []
 260                 except:
 261                         print "[Network.py] resolv.conf - opening failed"
 262
 263                 for line in resolv:
 264                         if self.regExpMatch(nameserverPattern, line) is not None:
 265                                 ip = self.regExpMatch(ipPattern, line)
 266                                 if ip is not None:
 267                                         self.nameservers.append(self.convertIP(ip))
 268
 269                 print "nameservers:", self.nameservers
 270
 271         def deactivateNetworkConfig(self, callback = None):
 272                 if self.onRemoteRootFS():
 273                         if callback is not None:
 274                                 callback(True)
 275                         return
 276                 self.deactivateConsole = Console()
 277                 self.commands = []
 278                 self.commands.append("/etc/init.d/avahi-daemon stop")
 279                 for iface in self.ifaces.keys():
 280                         cmd = "ip addr flush " + iface
 281                         self.commands.append(cmd)
 282                 self.commands.append("/etc/init.d/networking stop")
 283                 self.commands.append("killall -9 udhcpc")
 284                 self.commands.append("rm /var/run/udhcpc*")
 285                 self.deactivateConsole.eBatch(self.commands, self.deactivateNetworkFinished, callback, debug=True)
 286
 287         def deactivateNetworkFinished(self,extra_args):
 288                 callback = extra_args
 289                 if len(self.deactivateConsole.appContainers) == 0:
 290                         if callback is not None:
 291                                 callback(True)
 292
 293         def activateNetworkConfig(self, callback = None):
 294                 if self.onRemoteRootFS():
 295                         if callback is not None:
 296                                 callback(True)
 297                         return
 298                 self.activateConsole = Console()
 299                 self.commands = []
 300                 self.commands.append("/etc/init.d/networking start")
 301                 self.commands.append("/etc/init.d/avahi-daemon start")
 302                 self.activateConsole.eBatch(self.commands, self.activateNetworkFinished, callback, debug=True)
 303
 304         def activateNetworkFinished(self,extra_args):
 305                 callback = extra_args
 306                 if len(self.activateConsole.appContainers) == 0:
 307                         if callback is not None:
 308                                 callback(True)
 309
 310         def getConfiguredAdapters(self):
 311                 return self.configuredNetworkAdapters
 312
 313         def getNumberOfAdapters(self):
 314                 return len(self.ifaces)
 315
 316         def getFriendlyAdapterName(self, x):
 317                 if x in self.friendlyNames.keys():
 318                         return self.friendlyNames.get(x, x)
 319                 else:
 320                         self.friendlyNames[x] = self.getFriendlyAdapterNaming(x)
 321                         return self.friendlyNames.get(x, x) # when we have no friendly name, use adapter name
 322
 323         def getFriendlyAdapterNaming(self, iface):
 324                 if iface.startswith('eth'):
 325                         if iface not in self.lan_interfaces and len(self.lan_interfaces) == 0:
 326                                 self.lan_interfaces.append(iface)
 327                                 return _("LAN connection")
 328                         elif iface not in self.lan_interfaces and len(self.lan_interfaces) >= 1:
 329                                 self.lan_interfaces.append(iface)
 330                                 return _("LAN connection") + " " + str(len(self.lan_interfaces))
 331                 else:
 332                         if iface not in self.wlan_interfaces and len(self.wlan_interfaces) == 0:
 333                                 self.wlan_interfaces.append(iface)
 334                                 return _("WLAN connection")
 335                         elif iface not in self.wlan_interfaces and len(self.wlan_interfaces) >= 1:
 336                                 self.wlan_interfaces.append(iface)
 337                                 return _("WLAN connection") + " " + str(len(self.wlan_interfaces))
 338
 339         def getFriendlyAdapterDescription(self, iface):
 340                 if iface == 'eth0':
 341                         return _("Internal LAN adapter.")
 342                 else:
 343                         classdir = "/sys/class/net/" + iface + "/device/"
 344                         driverdir = "/sys/class/net/" + iface + "/device/driver/"
 345                         if os_path.exists(classdir):
 346                                 files = listdir(classdir)
 347                                 if 'driver' in files:
 348                                         if os_path.realpath(driverdir).endswith('ath_pci'):
 349                                                 return _("Atheros")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 350                                         elif os_path.realpath(driverdir).endswith('zd1211b'):
 351                                                 return _("Zydas")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 352                                         elif os_path.realpath(driverdir).endswith('rt73'):
 353                                                 return _("Ralink")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 354                                         elif os_path.realpath(driverdir).endswith('rt73usb'):
 355                                                 return _("Ralink")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 356                                         else:
 357                                                 return str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 358                                 else:
 359                                         return _("Unknown network adapter.")
 360
 361         def getAdapterName(self, iface):
 362                 return iface
 363
 364         def getAdapterList(self):
 365                 return self.ifaces.keys()
 366
 367         def getAdapterAttribute(self, iface, attribute):
 368                 if self.ifaces.has_key(iface):
 369                         if self.ifaces[iface].has_key(attribute):
 370                                 return self.ifaces[iface][attribute]
 371                 return None
 372
 373         def setAdapterAttribute(self, iface, attribute, value):
 374                 print "setting for adapter", iface, "attribute", attribute, " to value", value
 375                 if self.ifaces.has_key(iface):
 376                         self.ifaces[iface][attribute] = value
 377
 378         def removeAdapterAttribute(self, iface, attribute):
 379                 if self.ifaces.has_key(iface):
 380                         if self.ifaces[iface].has_key(attribute):
 381                                 del self.ifaces[iface][attribute]
 382
 383         def getNameserverList(self):
 384                 if len(self.nameservers) == 0:
 385                         return [[0, 0, 0, 0], [0, 0, 0, 0]]
 386                 else:
 387                         return self.nameservers
 388
 389         def clearNameservers(self):
 390                 self.nameservers = []
 391
 392         def addNameserver(self, nameserver):
 393                 if nameserver not in self.nameservers:
 394                         self.nameservers.append(nameserver)
 395
 396         def removeNameserver(self, nameserver):
 397                 if nameserver in self.nameservers:
 398                         self.nameservers.remove(nameserver)
 399
 400         def changeNameserver(self, oldnameserver, newnameserver):
 401                 if oldnameserver in self.nameservers:
 402                         for i in range(len(self.nameservers)):
 403                                 if self.nameservers[i] == oldnameserver:
 404                                         self.nameservers[i] = newnameserver
 405
 406         def resetNetworkConfig(self, mode='lan', callback = None):
 407                 if self.onRemoteRootFS():
 408                         if callback is not None:
 409                                 callback(True)
 410                         return
 411                 self.resetNetworkConsole = Console()
 412                 self.commands = []
 413                 self.commands.append("/etc/init.d/avahi-daemon stop")
 414                 for iface in self.ifaces.keys():
 415                         cmd = "ip addr flush " + iface
 416                         self.commands.append(cmd)
 417                 self.commands.append("/etc/init.d/networking stop")
 418                 self.commands.append("killall -9 udhcpc")
 419                 self.commands.append("rm /var/run/udhcpc*")
 420                 self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinishedCB, [mode, callback], debug=True)
 421
 422         def resetNetworkFinishedCB(self, extra_args):
 423                 (mode, callback) = extra_args
 424                 if len(self.resetNetworkConsole.appContainers) == 0:
 425                         self.writeDefaultNetworkConfig(mode, callback)
 426
 427         def writeDefaultNetworkConfig(self,mode='lan', callback = None):
 428                 fp = file('/etc/network/interfaces', 'w')
 429                 fp.write("# automatically generated by enigma 2\n# do NOT change manually!\n\n")
 430                 fp.write("auto lo\n")
 431                 fp.write("iface lo inet loopback\n\n")
 432                 if mode == 'wlan':
 433                         fp.write("auto wlan0\n")
 434                         fp.write("iface wlan0 inet dhcp\n")
 435                 if mode == 'wlan-mpci':
 436                         fp.write("auto ath0\n")
 437                         fp.write("iface ath0 inet dhcp\n")
 438                 if mode == 'lan':
 439                         fp.write("auto eth0\n")
 440                         fp.write("iface eth0 inet dhcp\n")
 441                 fp.write("\n")
 442                 fp.close()
 443
 444                 self.resetNetworkConsole = Console()
 445                 self.commands = []
 446                 if mode == 'wlan':
 447                         self.commands.append("ifconfig eth0 down")
 448                         self.commands.append("ifconfig ath0 down")
 449                         self.commands.append("ifconfig wlan0 up")
 450                 if mode == 'wlan-mpci':
 451                         self.commands.append("ifconfig eth0 down")
 452                         self.commands.append("ifconfig wlan0 down")
 453                         self.commands.append("ifconfig ath0 up")
 454                 if mode == 'lan':
 455                         self.commands.append("ifconfig eth0 up")
 456                         self.commands.append("ifconfig wlan0 down")
 457                         self.commands.append("ifconfig ath0 down")
 458                 self.commands.append("/etc/init.d/avahi-daemon start")
 459                 self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinished, [mode,callback], debug=True)
 460
 461         def resetNetworkFinished(self,extra_args):
 462                 (mode, callback) = extra_args
 463                 if len(self.resetNetworkConsole.appContainers) == 0:
 464                         if callback is not None:
 465                                 callback(True,mode)
 466
 467         def checkNetworkState(self,statecallback):
 468                 # www.dream-multimedia-tv.de, www.heise.de, www.google.de
 469                 self.NetworkState = 0
 470                 cmd1 = "ping -c 1 82.149.226.170"
 471                 cmd2 = "ping -c 1 193.99.144.85"
 472                 cmd3 = "ping -c 1 209.85.135.103"
 473                 self.PingConsole = Console()
 474                 self.PingConsole.ePopen(cmd1, self.checkNetworkStateFinished,statecallback)
 475                 self.PingConsole.ePopen(cmd2, self.checkNetworkStateFinished,statecallback)
 476                 self.PingConsole.ePopen(cmd3, self.checkNetworkStateFinished,statecallback)
 477
 478         def checkNetworkStateFinished(self, result, retval,extra_args):
 479                 (statecallback) = extra_args
 480                 if self.PingConsole is not None:
 481                         if retval == 0:
 482                                 self.PingConsole = None
 483                                 statecallback(self.NetworkState)
 484                         else:
 485                                 self.NetworkState += 1
 486                                 if len(self.PingConsole.appContainers) == 0:
 487                                         statecallback(self.NetworkState)
 488
 489         def restartNetwork(self,callback = None):
 490                 if self.onRemoteRootFS():
 491                         if callback is not None:
 492                                 callback(True)
 493                         return
 494                 self.restartConsole = Console()
 495                 self.config_ready = False
 496                 self.msgPlugins()
 497                 self.commands = []
 498                 self.commands.append("/etc/init.d/avahi-daemon stop")
 499                 for iface in self.ifaces.keys():
 500                         cmd = "ip addr flush " + iface
 501                         self.commands.append(cmd)
 502                 self.commands.append("/etc/init.d/networking stop")
 503                 self.commands.append("killall -9 udhcpc")
 504                 self.commands.append("rm /var/run/udhcpc*")
 505                 self.commands.append("/etc/init.d/networking start")
 506                 self.commands.append("/etc/init.d/avahi-daemon start")
 507                 self.restartConsole.eBatch(self.commands, self.restartNetworkFinished, callback, debug=True)
 508
 509         def restartNetworkFinished(self,extra_args):
 510                 ( callback ) = extra_args
 511                 if callback is not None:
 512                         callback(True)
 513
 514         def getLinkState(self,iface,callback):
 515                 cmd = self.ethtool_bin + " " + iface
 516                 self.LinkConsole = Console()
 517                 self.LinkConsole.ePopen(cmd, self.getLinkStateFinished,callback)
 518
 519         def getLinkStateFinished(self, result, retval,extra_args):
 520                 (callback) = extra_args
 521
 522                 if self.LinkConsole is not None:
 523                         if len(self.LinkConsole.appContainers) == 0:
 524                                 callback(result)
 525
 526         def stopPingConsole(self):
 527                 if self.PingConsole is not None:
 528                         if len(self.PingConsole.appContainers):
 529                                 for name in self.PingConsole.appContainers.keys():
 530                                         self.PingConsole.kill(name)
 531
 532         def stopLinkStateConsole(self):
 533                 if self.LinkConsole is not None:
 534                         if len(self.LinkConsole.appContainers):
 535                                 for name in self.LinkConsole.appContainers.keys():
 536                                         self.LinkConsole.kill(name)
 537
 538         def stopDNSConsole(self):
 539                 if self.DnsConsole is not None:
 540                         if len(self.DnsConsole.appContainers):
 541                                 for name in self.DnsConsole.appContainers.keys():
 542                                         self.DnsConsole.kill(name)
 543
 544         def stopRestartConsole(self):
 545                 if self.restartConsole is not None:
 546                         if len(self.restartConsole.appContainers):
 547                                 for name in self.restartConsole.appContainers.keys():
 548                                         self.restartConsole.kill(name)
 549
 550         def stopGetInterfacesConsole(self):
 551                 if self.Console is not None:
 552                         if len(self.Console.appContainers):
 553                                 for name in self.Console.appContainers.keys():
 554                                         self.Console.kill(name)
 555
 556         def stopDeactivateInterfaceConsole(self):
 557                 if self.deactivateInterfaceConsole is not None:
 558                         if len(self.deactivateInterfaceConsole.appContainers):
 559                                 for name in self.deactivateInterfaceConsole.appContainers.keys():
 560                                         self.deactivateInterfaceConsole.kill(name)
 561
 562         def checkforInterface(self,iface):
 563                 if self.getAdapterAttribute(iface, 'up') is True:
 564                         return True
 565                 else:
 566                         ret=system("ifconfig " + iface + " up")
 567                         system("ifconfig " + iface + " down")
 568                         if ret == 0:
 569                                 return True
 570                         else:
 571                                 return False
 572
 573         def checkDNSLookup(self,statecallback):
 574                 cmd1 = "nslookup www.dream-multimedia-tv.de"
 575                 cmd2 = "nslookup www.heise.de"
 576                 cmd3 = "nslookup www.google.de"
 577                 self.DnsConsole = Console()
 578                 self.DnsConsole.ePopen(cmd1, self.checkDNSLookupFinished,statecallback)
 579                 self.DnsConsole.ePopen(cmd2, self.checkDNSLookupFinished,statecallback)
 580                 self.DnsConsole.ePopen(cmd3, self.checkDNSLookupFinished,statecallback)
 581
 582         def checkDNSLookupFinished(self, result, retval,extra_args):
 583                 (statecallback) = extra_args
 584                 if self.DnsConsole is not None:
 585                         if retval == 0:
 586                                 self.DnsConsole = None
 587                                 statecallback(self.DnsState)
 588                         else:
 589                                 self.DnsState += 1
 590                                 if len(self.DnsConsole.appContainers) == 0:
 591                                         statecallback(self.DnsState)
 592
 593         def deactivateInterface(self,iface,callback = None):
 594                 if self.onRemoteRootFS():
 595                         if callback is not None:
 596                                 callback(True)
 597                         return
 598                 self.deactivateInterfaceConsole = Console()
 599                 self.commands = []
 600                 cmd1 = "ip addr flush " + iface
 601                 cmd2 = "ifconfig " + iface + " down"
 602                 self.commands.append(cmd1)
 603                 self.commands.append(cmd2)
 604                 self.deactivateInterfaceConsole.eBatch(self.commands, self.deactivateInterfaceFinished, callback, debug=True)
 605
 606         def deactivateInterfaceFinished(self,extra_args):
 607                 callback = extra_args
 608                 if self.deactivateInterfaceConsole:
 609                         if len(self.deactivateInterfaceConsole.appContainers) == 0:
 610                                 if callback is not None:
 611                                         callback(True)
 612
 613         def detectWlanModule(self, iface = None):
 614                 self.wlanmodule = None
 615                 classdir = "/sys/class/net/" + iface + "/device/"
 616                 driverdir = "/sys/class/net/" + iface + "/device/driver/"
 617                 if os_path.exists(classdir):
 618                         classfiles = listdir(classdir)
 619                         driver_found = False
 620                         nl80211_found = False
 621                         for x in classfiles:
 622                                 if x == 'driver':
 623                                         driver_found = True
 624                                 if x.startswith('ieee80211:'):
 625                                         nl80211_found = True
 626
 627                         if driver_found and nl80211_found:
 628                                 #print about.getKernelVersionString()
 629                                 self.wlanmodule = "nl80211"
 630                         else:
 631                                 if driver_found and not nl80211_found:
 632                                         driverfiles = listdir(driverdir)
 633                                         if os_path.realpath(driverdir).endswith('ath_pci'):
 634                                                 if len(driverfiles) >= 1:
 635                                                         self.wlanmodule = 'madwifi'
 636                                         if os_path.realpath(driverdir).endswith('rt73'):
 637                                                 if len(driverfiles) == 2 or len(driverfiles) == 5:
 638                                                         self.wlanmodule = 'ralink'
 639                                         if os_path.realpath(driverdir).endswith('zd1211b'):
 640                                                 if len(driverfiles) == 1 or len(driverfiles) == 5:
 641                                                         self.wlanmodule = 'zydas'
 642                         if self.wlanmodule is None:
 643                                 self.wlanmodule = "wext"
 644                         print 'Using "%s" as wpa-supplicant driver' % (self.wlanmodule)
 645                         return self.wlanmodule
 646
 647         def calc_netmask(self,nmask):
 648                 from struct import pack, unpack
 649                 from socket import inet_ntoa, inet_aton
 650                 mask = 1L<<31
 651                 xnet = (1L<<32)-1
 652                 cidr_range = range(0, 32)
 653                 cidr = long(nmask)
 654                 if cidr not in cidr_range:
 655                         print 'cidr invalid: %d' % cidr
 656                         return None
 657                 else:
 658                         nm = ((1L<<cidr)-1)<<(32-cidr)
 659                         netmask = str(inet_ntoa(pack('>L', nm)))
 660                         return netmask
 661
 662         def msgPlugins(self):
 663                 if self.config_ready is not None:
 664                         for p in plugins.getPlugins(PluginDescriptor.WHERE_NETWORKCONFIG_READ):
 665                                 p(reason=self.config_ready)
 666
 667 iNetwork = Network()
 668
 669 def InitNetwork():
 670         pass