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.deactivateInterfaceConsole = Console()
  24                 self.activateInterfaceConsole = Console()
  25                 self.resetNetworkConsole = Console()
  26                 self.DnsConsole = Console()
  27                 self.PingConsole = Console()
  28                 self.config_ready = None
  29                 self.friendlyNames = {}
  30                 self.lan_interfaces = []
  31                 self.wlan_interfaces = []
  32                 self.remoteRootFS = None
  33                 self.getInterfaces()
  34
  35         def onRemoteRootFS(self):
  36                 if self.remoteRootFS == None:
  37                         fp = file('/proc/mounts', 'r')
  38                         mounts = fp.readlines()
  39                         fp.close()
  40                         self.remoteRootFS = False
  41                         for line in mounts:
  42                                 parts = line.strip().split()
  43                                 if parts[1] == '/' and parts[2] == 'nfs':
  44                                         self.remoteRootFS = True
  45                                         break
  46                 return self.remoteRootFS
  47
  48         def getInterfaces(self, callback = None):
  49                 self.configuredInterfaces = []
  50                 for device in listdir('/sys/class/net'):
  51                         if not device in ('lo','wifi0', 'wmaster0'):
  52                                 self.getAddrInet(device, callback)
  53
  54         # helper function
  55         def regExpMatch(self, pattern, string):
  56                 if string is None:
  57                         return None
  58                 try:
  59                         return pattern.search(string).group()
  60                 except AttributeError:
  61                         None
  62
  63         # helper function to convert ips from a sring to a list of ints
  64         def convertIP(self, ip):
  65                 return [ int(n) for n in ip.split('.') ]
  66
  67         def getAddrInet(self, iface, callback):
  68                 if not self.Console:
  69                         self.Console = Console()
  70                 cmd = "ip -o addr show dev " + iface
  71                 self.Console.ePopen(cmd, self.IPaddrFinished, [iface,callback])
  72
  73         def IPaddrFinished(self, result, retval, extra_args):
  74                 (iface, callback ) = extra_args
  75                 data = { 'up': False, 'dhcp': False, 'preup' : False, 'predown' : False }
  76                 globalIPpattern = re_compile("scope global")
  77                 ipRegexp = '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'
  78                 netRegexp = '[0-9]{1,2}'
  79                 macRegexp = '[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}'
  80                 ipLinePattern = re_compile('inet ' + ipRegexp + '/')
  81                 ipPattern = re_compile(ipRegexp)
  82                 netmaskLinePattern = re_compile('/' + netRegexp)
  83                 netmaskPattern = re_compile(netRegexp)
  84                 bcastLinePattern = re_compile(' brd ' + ipRegexp)
  85                 upPattern = re_compile('UP')
  86                 macPattern = re_compile('[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}')
  87                 macLinePattern = re_compile('link/ether ' + macRegexp)
  88
  89                 for line in result.splitlines():
  90                         split = line.strip().split(' ',2)
  91                         if (split[1][:-1] == iface):
  92                                 up = self.regExpMatch(upPattern, split[2])
  93                                 mac = self.regExpMatch(macPattern, self.regExpMatch(macLinePattern, split[2]))
  94                                 if up is not None:
  95                                         data['up'] = True
  96                                         if iface is not 'lo':
  97                                                 self.configuredInterfaces.append(iface)
  98                                 if mac is not None:
  99                                         data['mac'] = mac
 100                         if (split[1] == iface):
 101                                 if re_search(globalIPpattern, split[2]):
 102                                         ip = self.regExpMatch(ipPattern, self.regExpMatch(ipLinePattern, split[2]))
 103                                         netmask = self.calc_netmask(self.regExpMatch(netmaskPattern, self.regExpMatch(netmaskLinePattern, split[2])))
 104                                         bcast = self.regExpMatch(ipPattern, self.regExpMatch(bcastLinePattern, split[2]))
 105                                         if ip is not None:
 106                                                 data['ip'] = self.convertIP(ip)
 107                                         if netmask is not None:
 108                                                 data['netmask'] = self.convertIP(netmask)
 109                                         if bcast is not None:
 110                                                 data['bcast'] = self.convertIP(bcast)
 111
 112                 if not data.has_key('ip'):
 113                         data['dhcp'] = True
 114                         data['ip'] = [0, 0, 0, 0]
 115                         data['netmask'] = [0, 0, 0, 0]
 116                         data['gateway'] = [0, 0, 0, 0]
 117
 118                 cmd = "route -n | grep  " + iface
 119                 self.Console.ePopen(cmd,self.routeFinished, [iface, data, callback])
 120
 121         def routeFinished(self, result, retval, extra_args):
 122                 (iface, data, callback) = extra_args
 123                 ipRegexp = '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'
 124                 ipPattern = re_compile(ipRegexp)
 125                 ipLinePattern = re_compile(ipRegexp)
 126
 127                 for line in result.splitlines():
 128                         print line[0:7]
 129                         if line[0:7] == "0.0.0.0":
 130                                 gateway = self.regExpMatch(ipPattern, line[16:31])
 131                                 if gateway is not None:
 132                                         data['gateway'] = self.convertIP(gateway)
 133
 134                 self.ifaces[iface] = data
 135                 self.loadNetworkConfig(iface,callback)
 136
 137         def writeNetworkConfig(self):
 138                 self.configuredInterfaces = []
 139                 fp = file('/etc/network/interfaces', 'w')
 140                 fp.write("# automatically generated by enigma 2\n# do NOT change manually!\n\n")
 141                 fp.write("auto lo\n")
 142                 fp.write("iface lo inet loopback\n\n")
 143                 for ifacename, iface in self.ifaces.items():
 144                         if iface['up'] == True:
 145                                 fp.write("auto " + ifacename + "\n")
 146                                 self.configuredInterfaces.append(ifacename)
 147                         if iface['dhcp'] == True:
 148                                 fp.write("iface "+ ifacename +" inet dhcp\n")
 149                         if iface['dhcp'] == False:
 150                                 fp.write("iface "+ ifacename +" inet static\n")
 151                                 if iface.has_key('ip'):
 152                                         print tuple(iface['ip'])
 153                                         fp.write("      address %d.%d.%d.%d\n" % tuple(iface['ip']))
 154                                         fp.write("      netmask %d.%d.%d.%d\n" % tuple(iface['netmask']))
 155                                         if iface.has_key('gateway'):
 156                                                 fp.write("      gateway %d.%d.%d.%d\n" % tuple(iface['gateway']))
 157                         if iface.has_key("configStrings"):
 158                                 fp.write(iface["configStrings"])
 159                         if iface["preup"] is not False and not iface.has_key("configStrings"):
 160                                 fp.write(iface["preup"])
 161                         if iface["predown"] is not False and not iface.has_key("configStrings"):
 162                                 fp.write(iface["predown"])
 163                         fp.write("\n")
 164                 fp.close()
 165                 self.configuredNetworkAdapters = self.configuredInterfaces
 166                 self.writeNameserverConfig()
 167
 168         def writeNameserverConfig(self):
 169                 fp = file('/etc/resolv.conf', 'w')
 170                 for nameserver in self.nameservers:
 171                         fp.write("nameserver %d.%d.%d.%d\n" % tuple(nameserver))
 172                 fp.close()
 173
 174         def loadNetworkConfig(self,iface,callback = None):
 175                 interfaces = []
 176                 # parse the interfaces-file
 177                 try:
 178                         fp = file('/etc/network/interfaces', 'r')
 179                         interfaces = fp.readlines()
 180                         fp.close()
 181                 except:
 182                         print "[Network.py] interfaces - opening failed"
 183
 184                 ifaces = {}
 185                 currif = ""
 186                 for i in interfaces:
 187                         split = i.strip().split(' ')
 188                         if (split[0] == "iface"):
 189                                 currif = split[1]
 190                                 ifaces[currif] = {}
 191                                 if (len(split) == 4 and split[3] == "dhcp"):
 192                                         ifaces[currif]["dhcp"] = True
 193                                 else:
 194                                         ifaces[currif]["dhcp"] = False
 195                         if (currif == iface): #read information only for available interfaces
 196                                 if (split[0] == "address"):
 197                                         ifaces[currif]["address"] = map(int, split[1].split('.'))
 198                                         if self.ifaces[currif].has_key("ip"):
 199                                                 if self.ifaces[currif]["ip"] != ifaces[currif]["address"] and ifaces[currif]["dhcp"] == False:
 200                                                         self.ifaces[currif]["ip"] = map(int, split[1].split('.'))
 201                                 if (split[0] == "netmask"):
 202                                         ifaces[currif]["netmask"] = map(int, split[1].split('.'))
 203                                         if self.ifaces[currif].has_key("netmask"):
 204                                                 if self.ifaces[currif]["netmask"] != ifaces[currif]["netmask"] and ifaces[currif]["dhcp"] == False:
 205                                                         self.ifaces[currif]["netmask"] = map(int, split[1].split('.'))
 206                                 if (split[0] == "gateway"):
 207                                         ifaces[currif]["gateway"] = map(int, split[1].split('.'))
 208                                         if self.ifaces[currif].has_key("gateway"):
 209                                                 if self.ifaces[currif]["gateway"] != ifaces[currif]["gateway"] and ifaces[currif]["dhcp"] == False:
 210                                                         self.ifaces[currif]["gateway"] = map(int, split[1].split('.'))
 211                                 if (split[0] == "pre-up"):
 212                                         if self.ifaces[currif].has_key("preup"):
 213                                                 self.ifaces[currif]["preup"] = i
 214                                 if (split[0] in ("pre-down","post-down")):
 215                                         if self.ifaces[currif].has_key("predown"):
 216                                                 self.ifaces[currif]["predown"] = i
 217
 218                 for ifacename, iface in ifaces.items():
 219                         if self.ifaces.has_key(ifacename):
 220                                 self.ifaces[ifacename]["dhcp"] = iface["dhcp"]
 221                 if self.Console:
 222                         if len(self.Console.appContainers) == 0:
 223                                 # save configured interfacelist
 224                                 self.configuredNetworkAdapters = self.configuredInterfaces
 225                                 # load ns only once
 226                                 self.loadNameserverConfig()
 227                                 print "read configured interface:", ifaces
 228                                 print "self.ifaces after loading:", self.ifaces
 229                                 self.config_ready = True
 230                                 self.msgPlugins()
 231                                 if callback is not None:
 232                                         callback(True)
 233
 234         def loadNameserverConfig(self):
 235                 ipRegexp = "[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}"
 236                 nameserverPattern = re_compile("nameserver +" + ipRegexp)
 237                 ipPattern = re_compile(ipRegexp)
 238
 239                 resolv = []
 240                 try:
 241                         fp = file('/etc/resolv.conf', 'r')
 242                         resolv = fp.readlines()
 243                         fp.close()
 244                         self.nameservers = []
 245                 except:
 246                         print "[Network.py] resolv.conf - opening failed"
 247
 248                 for line in resolv:
 249                         if self.regExpMatch(nameserverPattern, line) is not None:
 250                                 ip = self.regExpMatch(ipPattern, line)
 251                                 if ip is not None:
 252                                         self.nameservers.append(self.convertIP(ip))
 253
 254                 print "nameservers:", self.nameservers
 255
 256         def getConfiguredAdapters(self):
 257                 return self.configuredNetworkAdapters
 258
 259         def getNumberOfAdapters(self):
 260                 return len(self.ifaces)
 261
 262         def getFriendlyAdapterName(self, x):
 263                 if x in self.friendlyNames.keys():
 264                         return self.friendlyNames.get(x, x)
 265                 else:
 266                         self.friendlyNames[x] = self.getFriendlyAdapterNaming(x)
 267                         return self.friendlyNames.get(x, x) # when we have no friendly name, use adapter name
 268
 269         def getFriendlyAdapterNaming(self, iface):
 270                 if iface.startswith('eth'):
 271                         if iface not in self.lan_interfaces and len(self.lan_interfaces) == 0:
 272                                 self.lan_interfaces.append(iface)
 273                                 return _("LAN connection")
 274                         elif iface not in self.lan_interfaces and len(self.lan_interfaces) >= 1:
 275                                 self.lan_interfaces.append(iface)
 276                                 return _("LAN connection") + " " + str(len(self.lan_interfaces))
 277                 else:
 278                         if iface not in self.wlan_interfaces and len(self.wlan_interfaces) == 0:
 279                                 self.wlan_interfaces.append(iface)
 280                                 return _("WLAN connection")
 281                         elif iface not in self.wlan_interfaces and len(self.wlan_interfaces) >= 1:
 282                                 self.wlan_interfaces.append(iface)
 283                                 return _("WLAN connection") + " " + str(len(self.wlan_interfaces))
 284
 285         def getFriendlyAdapterDescription(self, iface):
 286                 if not self.isWirelessInterface(iface):
 287                         return _('Ethernet network interface')
 288
 289                 moduledir = self.sysfsPath(iface) + '/device/driver/module'
 290                 if not os_path.isdir(moduledir):
 291                         tmpfiles = listdir(self.sysfsPath(iface) + '/device')
 292                         for x in tmpfiles:
 293                                 if x.startswith("1-"):
 294                                         moduledir = self.sysfsPath(iface) + '/device/' + x + '/driver/module'
 295
 296                 if os_path.isdir(moduledir):
 297                         name = os_path.basename(os_path.realpath(moduledir))
 298                         if name in ('ath_pci','ath5k'):
 299                                 name = 'Atheros'
 300                         elif name in ('rt73','rt73usb','rt3070sta'):
 301                                 name = 'Ralink'
 302                         elif name == 'zd1211b':
 303                                 name = 'Zydas'
 304                 else:
 305                         name = _('Unknown')
 306
 307                 return name + ' ' + _('wireless network interface')
 308
 309         def getAdapterName(self, iface):
 310                 return iface
 311
 312         def getAdapterList(self):
 313                 return self.ifaces.keys()
 314
 315         def getAdapterAttribute(self, iface, attribute):
 316                 if self.ifaces.has_key(iface):
 317                         if self.ifaces[iface].has_key(attribute):
 318                                 return self.ifaces[iface][attribute]
 319                 return None
 320
 321         def setAdapterAttribute(self, iface, attribute, value):
 322                 print "setting for adapter", iface, "attribute", attribute, " to value", value
 323                 if self.ifaces.has_key(iface):
 324                         self.ifaces[iface][attribute] = value
 325
 326         def removeAdapterAttribute(self, iface, attribute):
 327                 if self.ifaces.has_key(iface):
 328                         if self.ifaces[iface].has_key(attribute):
 329                                 del self.ifaces[iface][attribute]
 330
 331         def getNameserverList(self):
 332                 if len(self.nameservers) == 0:
 333                         return [[0, 0, 0, 0], [0, 0, 0, 0]]
 334                 else:
 335                         return self.nameservers
 336
 337         def clearNameservers(self):
 338                 self.nameservers = []
 339
 340         def addNameserver(self, nameserver):
 341                 if nameserver not in self.nameservers:
 342                         self.nameservers.append(nameserver)
 343
 344         def removeNameserver(self, nameserver):
 345                 if nameserver in self.nameservers:
 346                         self.nameservers.remove(nameserver)
 347
 348         def changeNameserver(self, oldnameserver, newnameserver):
 349                 if oldnameserver in self.nameservers:
 350                         for i in range(len(self.nameservers)):
 351                                 if self.nameservers[i] == oldnameserver:
 352                                         self.nameservers[i] = newnameserver
 353
 354         def resetNetworkConfig(self, mode='lan', callback = None):
 355                 self.resetNetworkConsole = Console()
 356                 self.commands = []
 357                 self.commands.append("/etc/init.d/avahi-daemon stop")
 358                 for iface in self.ifaces.keys():
 359                         if iface != 'eth0' or not self.onRemoteRootFS():
 360                                 self.commands.append("ip addr flush dev " + iface)
 361                 self.commands.append("/etc/init.d/networking stop")
 362                 self.commands.append("killall -9 udhcpc")
 363                 self.commands.append("rm /var/run/udhcpc*")
 364                 self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinishedCB, [mode, callback], debug=True)
 365
 366         def resetNetworkFinishedCB(self, extra_args):
 367                 (mode, callback) = extra_args
 368                 if len(self.resetNetworkConsole.appContainers) == 0:
 369                         self.writeDefaultNetworkConfig(mode, callback)
 370
 371         def writeDefaultNetworkConfig(self,mode='lan', callback = None):
 372                 fp = file('/etc/network/interfaces', 'w')
 373                 fp.write("# automatically generated by enigma 2\n# do NOT change manually!\n\n")
 374                 fp.write("auto lo\n")
 375                 fp.write("iface lo inet loopback\n\n")
 376                 if mode == 'wlan':
 377                         fp.write("auto wlan0\n")
 378                         fp.write("iface wlan0 inet dhcp\n")
 379                 if mode == 'wlan-mpci':
 380                         fp.write("auto ath0\n")
 381                         fp.write("iface ath0 inet dhcp\n")
 382                 if mode == 'lan':
 383                         fp.write("auto eth0\n")
 384                         fp.write("iface eth0 inet dhcp\n")
 385                 fp.write("\n")
 386                 fp.close()
 387
 388                 self.resetNetworkConsole = Console()
 389                 self.commands = []
 390                 if mode == 'wlan':
 391                         self.commands.append("ifconfig eth0 down")
 392                         self.commands.append("ifconfig ath0 down")
 393                         self.commands.append("ifconfig wlan0 up")
 394                 if mode == 'wlan-mpci':
 395                         self.commands.append("ifconfig eth0 down")
 396                         self.commands.append("ifconfig wlan0 down")
 397                         self.commands.append("ifconfig ath0 up")
 398                 if mode == 'lan':
 399                         self.commands.append("ifconfig eth0 up")
 400                         self.commands.append("ifconfig wlan0 down")
 401                         self.commands.append("ifconfig ath0 down")
 402                 self.commands.append("/etc/init.d/avahi-daemon start")
 403                 self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinished, [mode,callback], debug=True)
 404
 405         def resetNetworkFinished(self,extra_args):
 406                 (mode, callback) = extra_args
 407                 if len(self.resetNetworkConsole.appContainers) == 0:
 408                         if callback is not None:
 409                                 callback(True,mode)
 410
 411         def checkNetworkState(self,statecallback):
 412                 # www.dream-multimedia-tv.de, www.heise.de, www.google.de
 413                 self.NetworkState = 0
 414                 cmd1 = "ping -c 1 82.149.226.170"
 415                 cmd2 = "ping -c 1 193.99.144.85"
 416                 cmd3 = "ping -c 1 209.85.135.103"
 417                 self.PingConsole = Console()
 418                 self.PingConsole.ePopen(cmd1, self.checkNetworkStateFinished,statecallback)
 419                 self.PingConsole.ePopen(cmd2, self.checkNetworkStateFinished,statecallback)
 420                 self.PingConsole.ePopen(cmd3, self.checkNetworkStateFinished,statecallback)
 421
 422         def checkNetworkStateFinished(self, result, retval,extra_args):
 423                 (statecallback) = extra_args
 424                 if self.PingConsole is not None:
 425                         if retval == 0:
 426                                 self.PingConsole = None
 427                                 statecallback(self.NetworkState)
 428                         else:
 429                                 self.NetworkState += 1
 430                                 if len(self.PingConsole.appContainers) == 0:
 431                                         statecallback(self.NetworkState)
 432
 433         def restartNetwork(self,callback = None):
 434                 self.restartConsole = Console()
 435                 self.config_ready = False
 436                 self.msgPlugins()
 437                 self.commands = []
 438                 self.commands.append("/etc/init.d/avahi-daemon stop")
 439                 for iface in self.ifaces.keys():
 440                         if iface != 'eth0' or not self.onRemoteRootFS():
 441                                 self.commands.append("ifdown " + iface)
 442                                 self.commands.append("ip addr flush dev " + iface)
 443                 self.commands.append("/etc/init.d/networking stop")
 444                 self.commands.append("killall -9 udhcpc")
 445                 self.commands.append("rm /var/run/udhcpc*")
 446                 self.commands.append("/etc/init.d/networking start")
 447                 self.commands.append("/etc/init.d/avahi-daemon start")
 448                 self.restartConsole.eBatch(self.commands, self.restartNetworkFinished, callback, debug=True)
 449
 450         def restartNetworkFinished(self,extra_args):
 451                 ( callback ) = extra_args
 452                 if callback is not None:
 453                         callback(True)
 454
 455         def getLinkState(self,iface,callback):
 456                 cmd = self.ethtool_bin + " " + iface
 457                 self.LinkConsole = Console()
 458                 self.LinkConsole.ePopen(cmd, self.getLinkStateFinished,callback)
 459
 460         def getLinkStateFinished(self, result, retval,extra_args):
 461                 (callback) = extra_args
 462
 463                 if self.LinkConsole is not None:
 464                         if len(self.LinkConsole.appContainers) == 0:
 465                                 callback(result)
 466
 467         def stopPingConsole(self):
 468                 if self.PingConsole is not None:
 469                         if len(self.PingConsole.appContainers):
 470                                 for name in self.PingConsole.appContainers.keys():
 471                                         self.PingConsole.kill(name)
 472
 473         def stopLinkStateConsole(self):
 474                 if self.LinkConsole is not None:
 475                         if len(self.LinkConsole.appContainers):
 476                                 for name in self.LinkConsole.appContainers.keys():
 477                                         self.LinkConsole.kill(name)
 478
 479         def stopDNSConsole(self):
 480                 if self.DnsConsole is not None:
 481                         if len(self.DnsConsole.appContainers):
 482                                 for name in self.DnsConsole.appContainers.keys():
 483                                         self.DnsConsole.kill(name)
 484
 485         def stopRestartConsole(self):
 486                 if self.restartConsole is not None:
 487                         if len(self.restartConsole.appContainers):
 488                                 for name in self.restartConsole.appContainers.keys():
 489                                         self.restartConsole.kill(name)
 490
 491         def stopGetInterfacesConsole(self):
 492                 if self.Console is not None:
 493                         if len(self.Console.appContainers):
 494                                 for name in self.Console.appContainers.keys():
 495                                         self.Console.kill(name)
 496
 497         def stopDeactivateInterfaceConsole(self):
 498                 if self.deactivateInterfaceConsole is not None:
 499                         self.deactivateInterfaceConsole.killAll()
 500                         self.deactivateInterfaceConsole = None
 501
 502         def stopActivateInterfaceConsole(self):
 503                 if self.activateInterfaceConsole is not None:
 504                         self.activateInterfaceConsole.killAll()
 505                         self.activateInterfaceConsole = None
 506
 507         def checkforInterface(self,iface):
 508                 if self.getAdapterAttribute(iface, 'up') is True:
 509                         return True
 510                 else:
 511                         ret=system("ifconfig " + iface + " up")
 512                         system("ifconfig " + iface + " down")
 513                         if ret == 0:
 514                                 return True
 515                         else:
 516                                 return False
 517
 518         def checkDNSLookup(self,statecallback):
 519                 cmd1 = "nslookup www.dream-multimedia-tv.de"
 520                 cmd2 = "nslookup www.heise.de"
 521                 cmd3 = "nslookup www.google.de"
 522                 self.DnsConsole = Console()
 523                 self.DnsConsole.ePopen(cmd1, self.checkDNSLookupFinished,statecallback)
 524                 self.DnsConsole.ePopen(cmd2, self.checkDNSLookupFinished,statecallback)
 525                 self.DnsConsole.ePopen(cmd3, self.checkDNSLookupFinished,statecallback)
 526
 527         def checkDNSLookupFinished(self, result, retval,extra_args):
 528                 (statecallback) = extra_args
 529                 if self.DnsConsole is not None:
 530                         if retval == 0:
 531                                 self.DnsConsole = None
 532                                 statecallback(self.DnsState)
 533                         else:
 534                                 self.DnsState += 1
 535                                 if len(self.DnsConsole.appContainers) == 0:
 536                                         statecallback(self.DnsState)
 537
 538         def deactivateInterface(self,ifaces,callback = None):
 539                 self.config_ready = False
 540                 self.msgPlugins()
 541                 commands = []
 542                 if not self.deactivateInterfaceConsole:
 543                         self.deactivateInterfaceConsole = Console()
 544                 if isinstance(ifaces, (list, tuple)):
 545                         for iface in ifaces:
 546                                 if iface != 'eth0' or not self.onRemoteRootFS():
 547                                         commands.append("ifdown " + iface)
 548                                         commands.append("ip addr flush dev " + iface)
 549                                         # HACK: wpa_supplicant sometimes doesn't quit properly on SIGTERM
 550                                         if os_path.exists('/var/run/wpa_supplicant/'+ iface):
 551                                                 commands.append("killall -9 wpa_supplicant")
 552                                                 commands.append("rm -rf /var/run/wpa_supplicant/" + iface)
 553                         self.deactivateInterfaceConsole.eBatch(commands, self.deactivateInterfaceFinished, callback, debug=True)
 554                 else:
 555                         iface = ifaces
 556                         if iface == 'eth0' and self.onRemoteRootFS():
 557                                 if callback is not None:
 558                                         callback(True)
 559                                 return
 560                         commands.append("ifdown " + iface)
 561                         commands.append("ip addr flush dev " + iface)
 562                         # HACK: wpa_supplicant sometimes doesn't quit properly on SIGTERM
 563                         if os_path.exists('/var/run/wpa_supplicant/'+ iface):
 564                                 commands.append("killall -9 wpa_supplicant")
 565                                 commands.append("rm -rf /var/run/wpa_supplicant/" + iface)
 566                         self.deactivateInterfaceConsole.eBatch(commands, self.deactivateInterfaceFinished, callback, debug=True)
 567
 568         def deactivateInterfaceFinished(self,extra_args):
 569                 callback = extra_args
 570                 if self.deactivateInterfaceConsole:
 571                         if len(self.deactivateInterfaceConsole.appContainers) == 0:
 572                                 if callback is not None:
 573                                         callback(True)
 574
 575         def activateInterface(self,iface,callback = None):
 576                 if iface == 'eth0' and self.onRemoteRootFS():
 577                         if callback is not None:
 578                                 callback(True)
 579                         return
 580                 if not self.activateInterfaceConsole:
 581                         self.activateInterfaceConsole = Console()
 582                 commands = []
 583                 commands.append("ifup " + iface)
 584                 self.deactivateInterfaceConsole.eBatch(commands, self.activateInterfaceFinished, callback, debug=True)
 585
 586         def activateInterfaceFinished(self,extra_args):
 587                 callback = extra_args
 588                 if self.activateInterfaceConsole:
 589                         if len(self.activateInterfaceConsole.appContainers) == 0:
 590                                 if callback is not None:
 591                                         callback(True)
 592
 593         def sysfsPath(self, iface):
 594                 return '/sys/class/net/' + iface
 595
 596         def isWirelessInterface(self, iface):
 597                 return os_path.isdir(self.sysfsPath(iface) + '/wireless')
 598
 599         def detectWlanModule(self, iface = None):
 600                 if not self.isWirelessInterface(iface):
 601                         return None
 602
 603                 devicedir = self.sysfsPath(iface) + '/device'
 604                 if os_path.isdir(devicedir + '/ieee80211'):
 605                         return 'nl80211'
 606
 607                 moduledir = devicedir + "/driver/module"
 608                 if not os_path.isdir(moduledir):
 609                         tmpfiles = listdir(devicedir)
 610                         for x in tmpfiles:
 611                                 if x.startswith("1-"):
 612                                         moduledir = devicedir + "/" + x + "/driver/module"
 613
 614                 if os_path.isdir(moduledir):
 615                         module = os_path.basename(os_path.realpath(moduledir))
 616                         if module in ('ath_pci','ath5k'):
 617                                 return 'madwifi'
 618                         if module in ('rt73','rt73'):
 619                                 return 'ralink'
 620                         if module == 'zd1211b':
 621                                 return 'zydas'
 622                         if module in ('rt3070sta'):
 623                                 return 'wext'
 624                 return 'wext'
 625
 626         def calc_netmask(self,nmask):
 627                 from struct import pack, unpack
 628                 from socket import inet_ntoa, inet_aton
 629                 mask = 1L<<31
 630                 xnet = (1L<<32)-1
 631                 cidr_range = range(0, 32)
 632                 cidr = long(nmask)
 633                 if cidr not in cidr_range:
 634                         print 'cidr invalid: %d' % cidr
 635                         return None
 636                 else:
 637                         nm = ((1L<<cidr)-1)<<(32-cidr)
 638                         netmask = str(inet_ntoa(pack('>L', nm)))
 639                         return netmask
 640
 641         def msgPlugins(self):
 642                 if self.config_ready is not None:
 643                         for p in plugins.getPlugins(PluginDescriptor.WHERE_NETWORKCONFIG_READ):
 644                                 p(reason=self.config_ready)
 645
 646 iNetwork = Network()
 647
 648 def InitNetwork():
 649         pass