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, 'postdown' : 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("\n" + iface["configStrings"] + "\n")
 175                         if iface["preup"] is not False and not iface.has_key("configStrings"):
 176                                 fp.write(iface["preup"])
 177                                 fp.write(iface["postdown"])
 178                         fp.write("\n")
 179                 fp.close()
 180                 self.writeNameserverConfig()
 181
 182         def writeNameserverConfig(self):
 183                 fp = file('/etc/resolv.conf', 'w')
 184                 for nameserver in self.nameservers:
 185                         fp.write("nameserver %d.%d.%d.%d\n" % tuple(nameserver))
 186                 fp.close()
 187
 188         def loadNetworkConfig(self,iface,callback = None):
 189                 interfaces = []
 190                 # parse the interfaces-file
 191                 try:
 192                         fp = file('/etc/network/interfaces', 'r')
 193                         interfaces = fp.readlines()
 194                         fp.close()
 195                 except:
 196                         print "[Network.py] interfaces - opening failed"
 197
 198                 ifaces = {}
 199                 currif = ""
 200                 for i in interfaces:
 201                         split = i.strip().split(' ')
 202                         if (split[0] == "iface"):
 203                                 currif = split[1]
 204                                 ifaces[currif] = {}
 205                                 if (len(split) == 4 and split[3] == "dhcp"):
 206                                         ifaces[currif]["dhcp"] = True
 207                                 else:
 208                                         ifaces[currif]["dhcp"] = False
 209                         if (currif == iface): #read information only for available interfaces
 210                                 if (split[0] == "address"):
 211                                         ifaces[currif]["address"] = map(int, split[1].split('.'))
 212                                         if self.ifaces[currif].has_key("ip"):
 213                                                 if self.ifaces[currif]["ip"] != ifaces[currif]["address"] and ifaces[currif]["dhcp"] == False:
 214                                                         self.ifaces[currif]["ip"] = map(int, split[1].split('.'))
 215                                 if (split[0] == "netmask"):
 216                                         ifaces[currif]["netmask"] = map(int, split[1].split('.'))
 217                                         if self.ifaces[currif].has_key("netmask"):
 218                                                 if self.ifaces[currif]["netmask"] != ifaces[currif]["netmask"] and ifaces[currif]["dhcp"] == False:
 219                                                         self.ifaces[currif]["netmask"] = map(int, split[1].split('.'))
 220                                 if (split[0] == "gateway"):
 221                                         ifaces[currif]["gateway"] = map(int, split[1].split('.'))
 222                                         if self.ifaces[currif].has_key("gateway"):
 223                                                 if self.ifaces[currif]["gateway"] != ifaces[currif]["gateway"] and ifaces[currif]["dhcp"] == False:
 224                                                         self.ifaces[currif]["gateway"] = map(int, split[1].split('.'))
 225                                 if (split[0] == "pre-up"):
 226                                         if self.ifaces[currif].has_key("preup"):
 227                                                 self.ifaces[currif]["preup"] = i
 228                                 if (split[0] == "post-down"):
 229                                         if self.ifaces[currif].has_key("postdown"):
 230                                                 self.ifaces[currif]["postdown"] = i
 231
 232                 for ifacename, iface in ifaces.items():
 233                         if self.ifaces.has_key(ifacename):
 234                                 self.ifaces[ifacename]["dhcp"] = iface["dhcp"]
 235                 if self.Console:
 236                         if len(self.Console.appContainers) == 0:
 237                                 # save configured interfacelist
 238                                 self.configuredNetworkAdapters = self.configuredInterfaces
 239                                 # load ns only once
 240                                 self.loadNameserverConfig()
 241                                 print "read configured interface:", ifaces
 242                                 print "self.ifaces after loading:", self.ifaces
 243                                 self.config_ready = True
 244                                 self.msgPlugins()
 245                                 if callback is not None:
 246                                         callback(True)
 247
 248         def loadNameserverConfig(self):
 249                 ipRegexp = "[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}"
 250                 nameserverPattern = re_compile("nameserver +" + ipRegexp)
 251                 ipPattern = re_compile(ipRegexp)
 252
 253                 resolv = []
 254                 try:
 255                         fp = file('/etc/resolv.conf', 'r')
 256                         resolv = fp.readlines()
 257                         fp.close()
 258                         self.nameservers = []
 259                 except:
 260                         print "[Network.py] resolv.conf - opening failed"
 261
 262                 for line in resolv:
 263                         if self.regExpMatch(nameserverPattern, line) is not None:
 264                                 ip = self.regExpMatch(ipPattern, line)
 265                                 if ip is not None:
 266                                         self.nameservers.append(self.convertIP(ip))
 267
 268                 print "nameservers:", self.nameservers
 269
 270         def deactivateNetworkConfig(self, callback = None):
 271                 if self.onRemoteRootFS():
 272                         if callback is not None:
 273                                 callback(True)
 274                         return
 275                 self.deactivateConsole = Console()
 276                 self.commands = []
 277                 self.commands.append("/etc/init.d/avahi-daemon stop")
 278                 for iface in self.ifaces.keys():
 279                         cmd = "ip addr flush " + iface
 280                         self.commands.append(cmd)
 281                 self.commands.append("/etc/init.d/networking stop")
 282                 self.commands.append("killall -9 udhcpc")
 283                 self.commands.append("rm /var/run/udhcpc*")
 284                 self.deactivateConsole.eBatch(self.commands, self.deactivateNetworkFinished, callback, debug=True)
 285
 286         def deactivateNetworkFinished(self,extra_args):
 287                 callback = extra_args
 288                 if len(self.deactivateConsole.appContainers) == 0:
 289                         if callback is not None:
 290                                 callback(True)
 291
 292         def activateNetworkConfig(self, callback = None):
 293                 if self.onRemoteRootFS():
 294                         if callback is not None:
 295                                 callback(True)
 296                         return
 297                 self.activateConsole = Console()
 298                 self.commands = []
 299                 self.commands.append("/etc/init.d/networking start")
 300                 self.commands.append("/etc/init.d/avahi-daemon start")
 301                 self.activateConsole.eBatch(self.commands, self.activateNetworkFinished, callback, debug=True)
 302
 303         def activateNetworkFinished(self,extra_args):
 304                 callback = extra_args
 305                 if len(self.activateConsole.appContainers) == 0:
 306                         if callback is not None:
 307                                 callback(True)
 308
 309         def getConfiguredAdapters(self):
 310                 return self.configuredNetworkAdapters
 311
 312         def getNumberOfAdapters(self):
 313                 return len(self.ifaces)
 314
 315         def getFriendlyAdapterName(self, x):
 316                 if x in self.friendlyNames.keys():
 317                         return self.friendlyNames.get(x, x)
 318                 else:
 319                         self.friendlyNames[x] = self.getFriendlyAdapterNaming(x)
 320                         return self.friendlyNames.get(x, x) # when we have no friendly name, use adapter name
 321
 322         def getFriendlyAdapterNaming(self, iface):
 323                 if iface.startswith('eth'):
 324                         if iface not in self.lan_interfaces and len(self.lan_interfaces) == 0:
 325                                 self.lan_interfaces.append(iface)
 326                                 return _("LAN connection")
 327                         elif iface not in self.lan_interfaces and len(self.lan_interfaces) >= 1:
 328                                 self.lan_interfaces.append(iface)
 329                                 return _("LAN connection") + " " + str(len(self.lan_interfaces))
 330                 else:
 331                         if iface not in self.wlan_interfaces and len(self.wlan_interfaces) == 0:
 332                                 self.wlan_interfaces.append(iface)
 333                                 return _("WLAN connection")
 334                         elif iface not in self.wlan_interfaces and len(self.wlan_interfaces) >= 1:
 335                                 self.wlan_interfaces.append(iface)
 336                                 return _("WLAN connection") + " " + str(len(self.wlan_interfaces))
 337
 338         def getFriendlyAdapterDescription(self, iface):
 339                 if iface == 'eth0':
 340                         return _("Internal LAN adapter.")
 341                 else:
 342                         classdir = "/sys/class/net/" + iface + "/device/"
 343                         driverdir = "/sys/class/net/" + iface + "/device/driver/"
 344                         if os_path.exists(classdir):
 345                                 files = listdir(classdir)
 346                                 if 'driver' in files:
 347                                         if os_path.realpath(driverdir).endswith('ath_pci'):
 348                                                 return _("Atheros")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 349                                         elif os_path.realpath(driverdir).endswith('zd1211b'):
 350                                                 return _("Zydas")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 351                                         elif os_path.realpath(driverdir).endswith('rt73'):
 352                                                 return _("Ralink")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 353                                         elif os_path.realpath(driverdir).endswith('rt73usb'):
 354                                                 return _("Ralink")+ " " + str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 355                                         else:
 356                                                 return str(os_path.basename(os_path.realpath(driverdir))) + " " + _("WLAN adapter.")
 357                                 else:
 358                                         return _("Unknown network adapter.")
 359
 360         def getAdapterName(self, iface):
 361                 return iface
 362
 363         def getAdapterList(self):
 364                 return self.ifaces.keys()
 365
 366         def getAdapterAttribute(self, iface, attribute):
 367                 if self.ifaces.has_key(iface):
 368                         if self.ifaces[iface].has_key(attribute):
 369                                 return self.ifaces[iface][attribute]
 370                 return None
 371
 372         def setAdapterAttribute(self, iface, attribute, value):
 373                 print "setting for adapter", iface, "attribute", attribute, " to value", value
 374                 if self.ifaces.has_key(iface):
 375                         self.ifaces[iface][attribute] = value
 376
 377         def removeAdapterAttribute(self, iface, attribute):
 378                 if self.ifaces.has_key(iface):
 379                         if self.ifaces[iface].has_key(attribute):
 380                                 del self.ifaces[iface][attribute]
 381
 382         def getNameserverList(self):
 383                 if len(self.nameservers) == 0:
 384                         return [[0, 0, 0, 0], [0, 0, 0, 0]]
 385                 else:
 386                         return self.nameservers
 387
 388         def clearNameservers(self):
 389                 self.nameservers = []
 390
 391         def addNameserver(self, nameserver):
 392                 if nameserver not in self.nameservers:
 393                         self.nameservers.append(nameserver)
 394
 395         def removeNameserver(self, nameserver):
 396                 if nameserver in self.nameservers:
 397                         self.nameservers.remove(nameserver)
 398
 399         def changeNameserver(self, oldnameserver, newnameserver):
 400                 if oldnameserver in self.nameservers:
 401                         for i in range(len(self.nameservers)):
 402                                 if self.nameservers[i] == oldnameserver:
 403                                         self.nameservers[i] = newnameserver
 404
 405         def resetNetworkConfig(self, mode='lan', callback = None):
 406                 if self.onRemoteRootFS():
 407                         if callback is not None:
 408                                 callback(True)
 409                         return
 410                 self.resetNetworkConsole = Console()
 411                 self.commands = []
 412                 self.commands.append("/etc/init.d/avahi-daemon stop")
 413                 for iface in self.ifaces.keys():
 414                         cmd = "ip addr flush " + iface
 415                         self.commands.append(cmd)
 416                 self.commands.append("/etc/init.d/networking stop")
 417                 self.commands.append("killall -9 udhcpc")
 418                 self.commands.append("rm /var/run/udhcpc*")
 419                 self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinishedCB, [mode, callback], debug=True)
 420
 421         def resetNetworkFinishedCB(self, extra_args):
 422                 (mode, callback) = extra_args
 423                 if len(self.resetNetworkConsole.appContainers) == 0:
 424                         self.writeDefaultNetworkConfig(mode, callback)
 425
 426         def writeDefaultNetworkConfig(self,mode='lan', callback = None):
 427                 fp = file('/etc/network/interfaces', 'w')
 428                 fp.write("# automatically generated by enigma 2\n# do NOT change manually!\n\n")
 429                 fp.write("auto lo\n")
 430                 fp.write("iface lo inet loopback\n\n")
 431                 if mode == 'wlan':
 432                         fp.write("auto wlan0\n")
 433                         fp.write("iface wlan0 inet dhcp\n")
 434                 if mode == 'wlan-mpci':
 435                         fp.write("auto ath0\n")
 436                         fp.write("iface ath0 inet dhcp\n")
 437                 if mode == 'lan':
 438                         fp.write("auto eth0\n")
 439                         fp.write("iface eth0 inet dhcp\n")
 440                 fp.write("\n")
 441                 fp.close()
 442
 443                 self.resetNetworkConsole = Console()
 444                 self.commands = []
 445                 if mode == 'wlan':
 446                         self.commands.append("ifconfig eth0 down")
 447                         self.commands.append("ifconfig ath0 down")
 448                         self.commands.append("ifconfig wlan0 up")
 449                 if mode == 'wlan-mpci':
 450                         self.commands.append("ifconfig eth0 down")
 451                         self.commands.append("ifconfig wlan0 down")
 452                         self.commands.append("ifconfig ath0 up")
 453                 if mode == 'lan':
 454                         self.commands.append("ifconfig eth0 up")
 455                         self.commands.append("ifconfig wlan0 down")
 456                         self.commands.append("ifconfig ath0 down")
 457                 self.commands.append("/etc/init.d/avahi-daemon start")
 458                 self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinished, [mode,callback], debug=True)
 459
 460         def resetNetworkFinished(self,extra_args):
 461                 (mode, callback) = extra_args
 462                 if len(self.resetNetworkConsole.appContainers) == 0:
 463                         if callback is not None:
 464                                 callback(True,mode)
 465
 466         def checkNetworkState(self,statecallback):
 467                 # www.dream-multimedia-tv.de, www.heise.de, www.google.de
 468                 self.NetworkState = 0
 469                 cmd1 = "ping -c 1 82.149.226.170"
 470                 cmd2 = "ping -c 1 193.99.144.85"
 471                 cmd3 = "ping -c 1 209.85.135.103"
 472                 self.PingConsole = Console()
 473                 self.PingConsole.ePopen(cmd1, self.checkNetworkStateFinished,statecallback)
 474                 self.PingConsole.ePopen(cmd2, self.checkNetworkStateFinished,statecallback)
 475                 self.PingConsole.ePopen(cmd3, self.checkNetworkStateFinished,statecallback)
 476
 477         def checkNetworkStateFinished(self, result, retval,extra_args):
 478                 (statecallback) = extra_args
 479                 if self.PingConsole is not None:
 480                         if retval == 0:
 481                                 self.PingConsole = None
 482                                 statecallback(self.NetworkState)
 483                         else:
 484                                 self.NetworkState += 1
 485                                 if len(self.PingConsole.appContainers) == 0:
 486                                         statecallback(self.NetworkState)
 487
 488         def restartNetwork(self,callback = None):
 489                 if self.onRemoteRootFS():
 490                         if callback is not None:
 491                                 callback(True)
 492                         return
 493                 self.restartConsole = Console()
 494                 self.config_ready = False
 495                 self.msgPlugins()
 496                 self.commands = []
 497                 self.commands.append("/etc/init.d/avahi-daemon stop")
 498                 for iface in self.ifaces.keys():
 499                         cmd = "ip addr flush " + iface
 500                         self.commands.append(cmd)
 501                 self.commands.append("/etc/init.d/networking stop")
 502                 self.commands.append("killall -9 udhcpc")
 503                 self.commands.append("rm /var/run/udhcpc*")
 504                 self.commands.append("/etc/init.d/networking start")
 505                 self.commands.append("/etc/init.d/avahi-daemon start")
 506                 self.restartConsole.eBatch(self.commands, self.restartNetworkFinished, callback, debug=True)
 507
 508         def restartNetworkFinished(self,extra_args):
 509                 ( callback ) = extra_args
 510                 if callback is not None:
 511                         callback(True)
 512
 513         def getLinkState(self,iface,callback):
 514                 cmd = self.ethtool_bin + " " + iface
 515                 self.LinkConsole = Console()
 516                 self.LinkConsole.ePopen(cmd, self.getLinkStateFinished,callback)
 517
 518         def getLinkStateFinished(self, result, retval,extra_args):
 519                 (callback) = extra_args
 520
 521                 if self.LinkConsole is not None:
 522                         if len(self.LinkConsole.appContainers) == 0:
 523                                 callback(result)
 524
 525         def stopPingConsole(self):
 526                 if self.PingConsole is not None:
 527                         if len(self.PingConsole.appContainers):
 528                                 for name in self.PingConsole.appContainers.keys():
 529                                         self.PingConsole.kill(name)
 530
 531         def stopLinkStateConsole(self):
 532                 if self.LinkConsole is not None:
 533                         if len(self.LinkConsole.appContainers):
 534                                 for name in self.LinkConsole.appContainers.keys():
 535                                         self.LinkConsole.kill(name)
 536
 537         def stopDNSConsole(self):
 538                 if self.DnsConsole is not None:
 539                         if len(self.DnsConsole.appContainers):
 540                                 for name in self.DnsConsole.appContainers.keys():
 541                                         self.DnsConsole.kill(name)
 542
 543         def stopRestartConsole(self):
 544                 if self.restartConsole is not None:
 545                         if len(self.restartConsole.appContainers):
 546                                 for name in self.restartConsole.appContainers.keys():
 547                                         self.restartConsole.kill(name)
 548
 549         def stopGetInterfacesConsole(self):
 550                 if self.Console is not None:
 551                         if len(self.Console.appContainers):
 552                                 for name in self.Console.appContainers.keys():
 553                                         self.Console.kill(name)
 554
 555         def stopDeactivateInterfaceConsole(self):
 556                 if self.deactivateInterfaceConsole is not None:
 557                         if len(self.deactivateInterfaceConsole.appContainers):
 558                                 for name in self.deactivateInterfaceConsole.appContainers.keys():
 559                                         self.deactivateInterfaceConsole.kill(name)
 560
 561         def checkforInterface(self,iface):
 562                 if self.getAdapterAttribute(iface, 'up') is True:
 563                         return True
 564                 else:
 565                         ret=system("ifconfig " + iface + " up")
 566                         system("ifconfig " + iface + " down")
 567                         if ret == 0:
 568                                 return True
 569                         else:
 570                                 return False
 571
 572         def checkDNSLookup(self,statecallback):
 573                 cmd1 = "nslookup www.dream-multimedia-tv.de"
 574                 cmd2 = "nslookup www.heise.de"
 575                 cmd3 = "nslookup www.google.de"
 576                 self.DnsConsole = Console()
 577                 self.DnsConsole.ePopen(cmd1, self.checkDNSLookupFinished,statecallback)
 578                 self.DnsConsole.ePopen(cmd2, self.checkDNSLookupFinished,statecallback)
 579                 self.DnsConsole.ePopen(cmd3, self.checkDNSLookupFinished,statecallback)
 580
 581         def checkDNSLookupFinished(self, result, retval,extra_args):
 582                 (statecallback) = extra_args
 583                 if self.DnsConsole is not None:
 584                         if retval == 0:
 585                                 self.DnsConsole = None
 586                                 statecallback(self.DnsState)
 587                         else:
 588                                 self.DnsState += 1
 589                                 if len(self.DnsConsole.appContainers) == 0:
 590                                         statecallback(self.DnsState)
 591
 592         def deactivateInterface(self,iface,callback = None):
 593                 if self.onRemoteRootFS():
 594                         if callback is not None:
 595                                 callback(True)
 596                         return
 597                 self.deactivateInterfaceConsole = Console()
 598                 self.commands = []
 599                 cmd1 = "ip addr flush " + iface
 600                 cmd2 = "ifconfig " + iface + " down"
 601                 self.commands.append(cmd1)
 602                 self.commands.append(cmd2)
 603                 self.deactivateInterfaceConsole.eBatch(self.commands, self.deactivateInterfaceFinished, callback, debug=True)
 604
 605         def deactivateInterfaceFinished(self,extra_args):
 606                 callback = extra_args
 607                 if self.deactivateInterfaceConsole:
 608                         if len(self.deactivateInterfaceConsole.appContainers) == 0:
 609                                 if callback is not None:
 610                                         callback(True)
 611
 612         def detectWlanModule(self, iface = None):
 613                 self.wlanmodule = None
 614                 classdir = "/sys/class/net/" + iface + "/device/"
 615                 driverdir = "/sys/class/net/" + iface + "/device/driver/"
 616                 if os_path.exists(classdir):
 617                         classfiles = listdir(classdir)
 618                         driver_found = False
 619                         nl80211_found = False
 620                         for x in classfiles:
 621                                 if x == 'driver':
 622                                         driver_found = True
 623                                 if x.startswith('ieee80211:'):
 624                                         nl80211_found = True
 625
 626                         if driver_found and nl80211_found:
 627                                 #print about.getKernelVersionString()
 628                                 self.wlanmodule = "nl80211"
 629                         else:
 630                                 if driver_found and not nl80211_found:
 631                                         driverfiles = listdir(driverdir)
 632                                         if os_path.realpath(driverdir).endswith('ath_pci'):
 633                                                 if len(driverfiles) >= 1:
 634                                                         self.wlanmodule = 'madwifi'
 635                                         if os_path.realpath(driverdir).endswith('rt73'):
 636                                                 if len(driverfiles) == 2 or len(driverfiles) == 5:
 637                                                         self.wlanmodule = 'ralink'
 638                                         if os_path.realpath(driverdir).endswith('zd1211b'):
 639                                                 if len(driverfiles) == 1 or len(driverfiles) == 5:
 640                                                         self.wlanmodule = 'zydas'
 641                         if self.wlanmodule is None:
 642                                 self.wlanmodule = "wext"
 643                         print 'Using "%s" as wpa-supplicant driver' % (self.wlanmodule)
 644                         return self.wlanmodule
 645
 646         def calc_netmask(self,nmask):
 647                 from struct import pack, unpack
 648                 from socket import inet_ntoa, inet_aton
 649                 mask = 1L<<31
 650                 xnet = (1L<<32)-1
 651                 cidr_range = range(0, 32)
 652                 cidr = long(nmask)
 653                 if cidr not in cidr_range:
 654                         print 'cidr invalid: %d' % cidr
 655                         return None
 656                 else:
 657                         nm = ((1L<<cidr)-1)<<(32-cidr)
 658                         netmask = str(inet_ntoa(pack('>L', nm)))
 659                         return netmask
 660
 661         def msgPlugins(self):
 662                 if self.config_ready is not None:
 663                         for p in plugins.getPlugins(PluginDescriptor.WHERE_NETWORKCONFIG_READ):
 664                                 p(reason=self.config_ready)
 665
 666 iNetwork = Network()
 667
 668 def InitNetwork():
 669         pass