refs bug #429
[enigma2.git] / lib / python / Components / Network.py
old mode 100644 (file)
new mode 100755 (executable)
index d94fa30..29491cb
@@ -1,37 +1,58 @@
 from os import system, popen, path as os_path, listdir
-from re import compile as re_compile
+from re import compile as re_compile, search as re_search
 from socket import *
 from enigma import eConsoleAppContainer
+from Components.Console import Console
+from Components.PluginComponent import plugins
+from Plugins.Plugin import PluginDescriptor
 
 class Network:
        def __init__(self):
                self.ifaces = {}
-               self.configuredInterfaces = {}
+               self.configuredInterfaces = []
+               self.configuredNetworkAdapters = []
+               self.NetworkState = 0
+               self.DnsState = 0
                self.nameservers = []
-               self.getInterfaces()
                self.ethtool_bin = "/usr/sbin/ethtool"
                self.container = eConsoleAppContainer()
+               self.Console = Console()
+               self.LinkConsole = Console()
+               self.restartConsole = Console()
+               self.deactivateConsole = Console()
+               self.deactivateInterfaceConsole = Console()
+               self.activateConsole = Console()
+               self.resetNetworkConsole = Console()
+               self.DnsConsole = Console()
+               self.PingConsole = Console()
+               self.config_ready = None
+               self.getInterfaces()
 
-       def getInterfaces(self):
-               devicesPattern = re_compile('[a-z]+[0-9]+')
+       def onRemoteRootFS(self):
+               fp = file('/proc/mounts', 'r')
+               mounts = fp.readlines()
+               fp.close()
+               for line in mounts:
+                       parts = line.strip().split(' ')
+                       if parts[1] == '/' and (parts[2] == 'nfs' or parts[2] == 'smbfs'):
+                               return True
+               return False
 
+       def getInterfaces(self, callback = None):
+               devicesPattern = re_compile('[a-z]+[0-9]+')
+               self.configuredInterfaces = []
                fp = file('/proc/net/dev', 'r')
                result = fp.readlines()
                fp.close()
                for line in result:
                        try:
                                device = devicesPattern.search(line).group()
-                               if device == 'wifi0':
+                               if device in ('wifi0', 'wmaster0'):
                                        continue
-                               self.ifaces[device] = self.getDataForInterface(device)
-                               # Show only UP Interfaces in E2
-                               #if self.getAdapterAttribute(device, 'up') is False:
-                               #       del self.ifaces[device]
+                               self.getDataForInterface(device, callback)
                        except AttributeError:
                                pass
-
-               print "self.ifaces:", self.ifaces
-               self.loadNetworkConfig()
+               #print "self.ifaces:", self.ifaces
                #self.writeNetworkConfig()
                #print ord(' ')
                #for line in result:
@@ -54,54 +75,79 @@ class Network:
                        ip.append(int(x))
                return ip
 
-       def getDataForInterface(self, iface):
-               #ipRegexp = '[0-9]{1,2,3}\.[0-9]{1,2,3}\.[0-9]{1,2,3}\.[0-9]{1,2,3}'
+       def getDataForInterface(self, iface,callback):
+               #get ip out of ip addr, as avahi sometimes overrides it in ifconfig.
+               if not self.Console:
+                       self.Console = Console()
+               cmd = "ip -o addr"
+               self.Console.ePopen(cmd, self.IPaddrFinished, [iface,callback])
+
+       def IPaddrFinished(self, result, retval, extra_args):
+               (iface, callback ) = extra_args
+               data = { 'up': False, 'dhcp': False, 'preup' : False, 'postdown' : False }
+               globalIPpattern = re_compile("scope global")
                ipRegexp = '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'
-               ipLinePattern = re_compile('inet addr:' + ipRegexp)
-               netmaskLinePattern = re_compile('Mask:' + ipRegexp)
-               bcastLinePattern = re_compile('Bcast:' + ipRegexp)
+               netRegexp = '[0-9]{1,2}'
+               macRegexp = '[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}'
+               ipLinePattern = re_compile('inet ' + ipRegexp + '/')
                ipPattern = re_compile(ipRegexp)
-               upPattern = re_compile('UP ')
-               macPattern = re_compile('[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[0-9]{2}')
+               netmaskLinePattern = re_compile('/' + netRegexp)
+               netmaskPattern = re_compile(netRegexp)
+               bcastLinePattern = re_compile(' brd ' + ipRegexp)
+               upPattern = re_compile('UP')
+               macPattern = re_compile('[0-9]{2}\:[0-9]{2}\:[0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}\:[a-z0-9]{2}')
+               macLinePattern = re_compile('link/ether ' + macRegexp)
                
-               fp = popen("ifconfig " + iface)
-               result = fp.readlines()
-               fp.close()
-               data = { 'up': False, 'dhcp': False }
-               for line in result:
-                       ip = self.regExpMatch(ipPattern, self.regExpMatch(ipLinePattern, line))
-                       netmask = self.regExpMatch(ipPattern, self.regExpMatch(netmaskLinePattern, line))
-                       bcast = self.regExpMatch(ipPattern, self.regExpMatch(bcastLinePattern, line))
-                       up = self.regExpMatch(upPattern, line)
-                       mac = self.regExpMatch(macPattern, line)
-                       if ip is not None:
-                               data['ip'] = self.convertIP(ip)
-                       if netmask is not None:
-                               data['netmask'] = self.convertIP(netmask)
-                       if bcast is not None:
-                               data['bcast'] = self.convertIP(bcast)
-                       if up is not None:
-                               data['up'] = True
-                       if mac is not None:
-                               data['mac'] = mac
+               for line in result.splitlines():
+                       split = line.strip().split(' ',2)
+                       if (split[1][:-1] == iface):
+                               up = self.regExpMatch(upPattern, split[2])
+                               mac = self.regExpMatch(macPattern, self.regExpMatch(macLinePattern, split[2]))
+                               if up is not None:
+                                       data['up'] = True
+                                       if iface is not 'lo':
+                                               self.configuredInterfaces.append(iface)
+                               if mac is not None:
+                                       data['mac'] = mac
+                       if (split[1] == iface):
+                               if re_search(globalIPpattern, split[2]):
+                                       ip = self.regExpMatch(ipPattern, self.regExpMatch(ipLinePattern, split[2]))
+                                       netmask = self.calc_netmask(self.regExpMatch(netmaskPattern, self.regExpMatch(netmaskLinePattern, split[2])))
+                                       bcast = self.regExpMatch(ipPattern, self.regExpMatch(bcastLinePattern, split[2]))
+                                       if ip is not None:
+                                               data['ip'] = self.convertIP(ip)
+                                       if netmask is not None:
+                                               data['netmask'] = self.convertIP(netmask)
+                                       if bcast is not None:
+                                               data['bcast'] = self.convertIP(bcast)
+                                               
                if not data.has_key('ip'):
                        data['dhcp'] = True
-                       data['ip'] = [192, 168, 1, 2]
-                       data['netmask'] = [255, 255, 255, 0]
-                       data['gateway'] = [192, 168, 1, 1]
-                       
-               fp = popen("route -n | grep  " + iface)
-               result = fp.readlines()
-               fp.close()
-               for line in result:
+                       data['ip'] = [0, 0, 0, 0]
+                       data['netmask'] = [0, 0, 0, 0]
+                       data['gateway'] = [0, 0, 0, 0]
+
+               cmd = "route -n | grep  " + iface
+               self.Console.ePopen(cmd,self.routeFinished, [iface, data, callback])
+
+       def routeFinished(self, result, retval, extra_args):
+               (iface, data, callback) = extra_args
+               ipRegexp = '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'
+               ipPattern = re_compile(ipRegexp)
+               ipLinePattern = re_compile(ipRegexp)
+
+               for line in result.splitlines():
                        print line[0:7]
                        if line[0:7] == "0.0.0.0":
                                gateway = self.regExpMatch(ipPattern, line[16:31])
                                if gateway is not None:
                                        data['gateway'] = self.convertIP(gateway)
-               return data
+                                       
+               self.ifaces[iface] = data
+               self.loadNetworkConfig(iface,callback)
 
        def writeNetworkConfig(self):
+               self.configuredInterfaces = []
                fp = file('/etc/network/interfaces', 'w')
                fp.write("# automatically generated by enigma 2\n# do NOT change manually!\n\n")
                fp.write("auto lo\n")
@@ -109,19 +155,23 @@ class Network:
                for ifacename, iface in self.ifaces.items():
                        if iface['up'] == True:
                                fp.write("auto " + ifacename + "\n")
-                               if iface['dhcp'] == True:
-                                       fp.write("iface "+ ifacename +" inet dhcp\n")
-                               if iface['dhcp'] == False:
-                                       fp.write("iface "+ ifacename +" inet static\n")
-                                       if iface.has_key('ip'):
-                                               print tuple(iface['ip'])
-                                               fp.write("      address %d.%d.%d.%d\n" % tuple(iface['ip']))
-                                               fp.write("      netmask %d.%d.%d.%d\n" % tuple(iface['netmask']))
-                                               if iface.has_key('gateway'):
-                                                       fp.write("      gateway %d.%d.%d.%d\n" % tuple(iface['gateway']))
-                               if iface.has_key("configStrings"):
-                                       fp.write("\n" + iface["configStrings"] + "\n")
-                               fp.write("\n")                          
+                               self.configuredInterfaces.append(ifacename)
+                       if iface['dhcp'] == True:
+                               fp.write("iface "+ ifacename +" inet dhcp\n")
+                       if iface['dhcp'] == False:
+                               fp.write("iface "+ ifacename +" inet static\n")
+                               if iface.has_key('ip'):
+                                       print tuple(iface['ip'])
+                                       fp.write("      address %d.%d.%d.%d\n" % tuple(iface['ip']))
+                                       fp.write("      netmask %d.%d.%d.%d\n" % tuple(iface['netmask']))
+                                       if iface.has_key('gateway'):
+                                               fp.write("      gateway %d.%d.%d.%d\n" % tuple(iface['gateway']))
+                       if iface.has_key("configStrings"):
+                               fp.write("\n" + iface["configStrings"] + "\n")
+                       if iface["preup"] is not False and not iface.has_key("configStrings"):
+                               fp.write(iface["preup"])
+                               fp.write(iface["postdown"])
+                       fp.write("\n")                          
                fp.close()
                self.writeNameserverConfig()
 
@@ -131,8 +181,7 @@ class Network:
                        fp.write("nameserver %d.%d.%d.%d\n" % tuple(nameserver))
                fp.close()
 
-       def loadNetworkConfig(self):
-               self.loadNameserverConfig()
+       def loadNetworkConfig(self,iface,callback = None):
                interfaces = []
                # parse the interfaces-file
                try:
@@ -153,21 +202,44 @@ class Network:
                                        ifaces[currif]["dhcp"] = True
                                else:
                                        ifaces[currif]["dhcp"] = False
-                       if (currif != ""):
+                       if (currif == iface): #read information only for available interfaces
                                if (split[0] == "address"):
                                        ifaces[currif]["address"] = map(int, split[1].split('.'))
+                                       if self.ifaces[currif].has_key("ip"):
+                                               if self.ifaces[currif]["ip"] != ifaces[currif]["address"] and ifaces[currif]["dhcp"] == False:
+                                                       self.ifaces[currif]["ip"] = map(int, split[1].split('.'))
                                if (split[0] == "netmask"):
                                        ifaces[currif]["netmask"] = map(int, split[1].split('.'))
+                                       if self.ifaces[currif].has_key("netmask"):
+                                               if self.ifaces[currif]["netmask"] != ifaces[currif]["netmask"] and ifaces[currif]["dhcp"] == False:
+                                                       self.ifaces[currif]["netmask"] = map(int, split[1].split('.'))
                                if (split[0] == "gateway"):
                                        ifaces[currif]["gateway"] = map(int, split[1].split('.'))
-               
-               self.configuredInterfaces = ifaces
-               print "read interfaces:", ifaces
+                                       if self.ifaces[currif].has_key("gateway"):
+                                               if self.ifaces[currif]["gateway"] != ifaces[currif]["gateway"] and ifaces[currif]["dhcp"] == False:
+                                                       self.ifaces[currif]["gateway"] = map(int, split[1].split('.'))
+                               if (split[0] == "pre-up"):
+                                       if self.ifaces[currif].has_key("preup"):
+                                               self.ifaces[currif]["preup"] = i
+                               if (split[0] == "post-down"):
+                                       if self.ifaces[currif].has_key("postdown"):
+                                               self.ifaces[currif]["postdown"] = i
+
                for ifacename, iface in ifaces.items():
                        if self.ifaces.has_key(ifacename):
                                self.ifaces[ifacename]["dhcp"] = iface["dhcp"]
-
-               print "self.ifaces after loading:", self.ifaces
+               if self.Console:
+                       if len(self.Console.appContainers) == 0:
+                               # save configured interfacelist
+                               self.configuredNetworkAdapters = self.configuredInterfaces
+                               # load ns only once     
+                               self.loadNameserverConfig()
+                               print "read configured interface:", ifaces
+                               print "self.ifaces after loading:", self.ifaces
+                               self.config_ready = True
+                               self.msgPlugins()
+                               if callback is not None:
+                                       callback(True)
 
        def loadNameserverConfig(self):
                ipRegexp = "[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}"
@@ -191,16 +263,47 @@ class Network:
 
                print "nameservers:", self.nameservers
 
-       def deactivateNetworkConfig(self):
+       def deactivateNetworkConfig(self, callback = None):
+               if self.onRemoteRootFS():
+                       if callback is not None:
+                               callback(True)
+                       return
+               self.deactivateConsole = Console()
+               self.commands = []
+               self.commands.append("/etc/init.d/avahi-daemon stop")
                for iface in self.ifaces.keys():
-                       system("ip addr flush " + iface)
-               system("/etc/init.d/networking stop")
-               system("killall -9 udhcpc")
-               system("rm /var/run/udhcpc*")
+                       cmd = "ip addr flush " + iface
+                       self.commands.append(cmd)               
+               self.commands.append("/etc/init.d/networking stop")
+               self.commands.append("killall -9 udhcpc")
+               self.commands.append("rm /var/run/udhcpc*")
+               self.deactivateConsole.eBatch(self.commands, self.deactivateNetworkFinished, callback, debug=True)
+               
+       def deactivateNetworkFinished(self,extra_args):
+               callback = extra_args
+               if len(self.deactivateConsole.appContainers) == 0:
+                       if callback is not None:
+                               callback(True)
+
+       def activateNetworkConfig(self, callback = None):
+               if self.onRemoteRootFS():
+                       if callback is not None:
+                               callback(True)
+                       return
+               self.activateConsole = Console()
+               self.commands = []
+               self.commands.append("/etc/init.d/networking start")
+               self.commands.append("/etc/init.d/avahi-daemon start")
+               self.activateConsole.eBatch(self.commands, self.activateNetworkFinished, callback, debug=True)
+               
+       def activateNetworkFinished(self,extra_args):
+               callback = extra_args
+               if len(self.activateConsole.appContainers) == 0:
+                       if callback is not None:
+                               callback(True)
 
-       def activateNetworkConfig(self):
-               system("/etc/init.d/networking start")
-               self.getInterfaces()
+       def getConfiguredAdapters(self):
+               return self.configuredNetworkAdapters
 
        def getNumberOfAdapters(self):
                return len(self.ifaces)
@@ -259,7 +362,28 @@ class Network:
                                if self.nameservers[i] == oldnameserver:
                                        self.nameservers[i] = newnameserver
 
-       def writeDefaultNetworkConfig(self,mode='lan'):
+       def resetNetworkConfig(self, mode='lan', callback = None):
+               if self.onRemoteRootFS():
+                       if callback is not None:
+                               callback(True)
+                       return
+               self.resetNetworkConsole = Console()
+               self.commands = []
+               self.commands.append("/etc/init.d/avahi-daemon stop")
+               for iface in self.ifaces.keys():
+                       cmd = "ip addr flush " + iface
+                       self.commands.append(cmd)               
+               self.commands.append("/etc/init.d/networking stop")
+               self.commands.append("killall -9 udhcpc")
+               self.commands.append("rm /var/run/udhcpc*")
+               self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinishedCB, [mode, callback], debug=True)
+
+       def resetNetworkFinishedCB(self, extra_args):
+               (mode, callback) = extra_args
+               if len(self.resetNetworkConsole.appContainers) == 0:
+                       self.writeDefaultNetworkConfig(mode, callback)
+
+       def writeDefaultNetworkConfig(self,mode='lan', callback = None):
                fp = file('/etc/network/interfaces', 'w')
                fp.write("# automatically generated by enigma 2\n# do NOT change manually!\n\n")
                fp.write("auto lo\n")
@@ -276,44 +400,124 @@ class Network:
                fp.write("\n")
                fp.close()
 
-       def resetNetworkConfig(self,mode='lan'):
-               self.deactivateNetworkConfig()
-               self.writeDefaultNetworkConfig(mode)
+               self.resetNetworkConsole = Console()
+               self.commands = []
                if mode == 'wlan':
-                       system("ifconfig eth0 down")
-                       system("ifconfig ath0 down")
-                       system("ifconfig wlan0 up")
+                       self.commands.append("ifconfig eth0 down")
+                       self.commands.append("ifconfig ath0 down")
+                       self.commands.append("ifconfig wlan0 up")
                if mode == 'wlan-mpci':
-                       system("ifconfig eth0 down")
-                       system("ifconfig wlan0 down")
-                       system("ifconfig ath0 up")              
+                       self.commands.append("ifconfig eth0 down")
+                       self.commands.append("ifconfig wlan0 down")
+                       self.commands.append("ifconfig ath0 up")                
                if mode == 'lan':                       
-                       system("ifconfig eth0 up")
-                       system("ifconfig wlan0 down")
-                       system("ifconfig ath0 down")
-               self.getInterfaces()    
-
-       def checkNetworkState(self):
-                # www.dream-multimedia-tv.de, www.heise.de, www.google.de
-               return system("ping -c 1 82.149.226.170") == 0 or \
-                       system("ping -c 1 193.99.144.85") == 0 or \
-                       system("ping -c 1 209.85.135.103") == 0
-
-       def restartNetwork(self):
-               iNetwork.deactivateNetworkConfig()
-               iNetwork.activateNetworkConfig()
+                       self.commands.append("ifconfig eth0 up")
+                       self.commands.append("ifconfig wlan0 down")
+                       self.commands.append("ifconfig ath0 down")
+               self.commands.append("/etc/init.d/avahi-daemon start")  
+               self.resetNetworkConsole.eBatch(self.commands, self.resetNetworkFinished, [mode,callback], debug=True)  
+
+       def resetNetworkFinished(self,extra_args):
+               (mode, callback) = extra_args
+               if len(self.resetNetworkConsole.appContainers) == 0:
+                       if callback is not None:
+                               callback(True,mode)
+
+       def checkNetworkState(self,statecallback):
+               # www.dream-multimedia-tv.de, www.heise.de, www.google.de
+               self.NetworkState = 0
+               cmd1 = "ping -c 1 82.149.226.170"
+               cmd2 = "ping -c 1 193.99.144.85"
+               cmd3 = "ping -c 1 209.85.135.103"
+               self.PingConsole = Console()
+               self.PingConsole.ePopen(cmd1, self.checkNetworkStateFinished,statecallback)
+               self.PingConsole.ePopen(cmd2, self.checkNetworkStateFinished,statecallback)
+               self.PingConsole.ePopen(cmd3, self.checkNetworkStateFinished,statecallback)
+               
+       def checkNetworkStateFinished(self, result, retval,extra_args):
+               (statecallback) = extra_args
+               if self.PingConsole is not None:
+                       if retval == 0:
+                               self.PingConsole = None
+                               statecallback(self.NetworkState)
+                       else:
+                               self.NetworkState += 1
+                               if len(self.PingConsole.appContainers) == 0:
+                                       statecallback(self.NetworkState)
+               
+       def restartNetwork(self,callback = None):
+               if self.onRemoteRootFS():
+                       if callback is not None:
+                               callback(True)
+                       return
+               self.restartConsole = Console()
+               self.config_ready = False
+               self.msgPlugins()
+               self.commands = []
+               self.commands.append("/etc/init.d/avahi-daemon stop")
+               for iface in self.ifaces.keys():
+                       cmd = "ip addr flush " + iface
+                       self.commands.append(cmd)               
+               self.commands.append("/etc/init.d/networking stop")
+               self.commands.append("killall -9 udhcpc")
+               self.commands.append("rm /var/run/udhcpc*")
+               self.commands.append("/etc/init.d/networking start")
+               self.commands.append("/etc/init.d/avahi-daemon start")
+               self.restartConsole.eBatch(self.commands, self.restartNetworkFinished, callback, debug=True)
+       
+       def restartNetworkFinished(self,extra_args):
+               ( callback ) = extra_args
+               if callback is not None:
+                       callback(True)
 
        def getLinkState(self,iface,callback):
-               self.dataAvail = callback
                cmd = self.ethtool_bin + " " + iface
-               self.container.appClosed.get().append(self.cmdFinished)
-               self.container.dataAvail.get().append(callback)
-               self.container.execute(cmd)
+               self.LinkConsole = Console()
+               self.LinkConsole.ePopen(cmd, self.getLinkStateFinished,callback)
 
-       def cmdFinished(self,retval):
-               self.container.appClosed.get().remove(self.cmdFinished)
-               self.container.dataAvail.get().remove(self.dataAvail)
+       def getLinkStateFinished(self, result, retval,extra_args):
+               (callback) = extra_args
 
+               if self.LinkConsole is not None:
+                       if len(self.LinkConsole.appContainers) == 0:
+                               callback(result)
+                       
+       def stopPingConsole(self):
+               if self.PingConsole is not None:
+                       if len(self.PingConsole.appContainers):
+                               for name in self.PingConsole.appContainers.keys():
+                                       self.PingConsole.kill(name)
+
+       def stopLinkStateConsole(self):
+               if self.LinkConsole is not None:
+                       if len(self.LinkConsole.appContainers):
+                               for name in self.LinkConsole.appContainers.keys():
+                                       self.LinkConsole.kill(name)
+                                       
+       def stopDNSConsole(self):
+               if self.DnsConsole is not None:
+                       if len(self.DnsConsole.appContainers):
+                               for name in self.DnsConsole.appContainers.keys():
+                                       self.DnsConsole.kill(name)
+                                       
+       def stopRestartConsole(self):
+               if self.restartConsole is not None:
+                       if len(self.restartConsole.appContainers):
+                               for name in self.restartConsole.appContainers.keys():
+                                       self.restartConsole.kill(name)
+                                       
+       def stopGetInterfacesConsole(self):
+               if self.Console is not None:
+                       if len(self.Console.appContainers):
+                               for name in self.Console.appContainers.keys():
+                                       self.Console.kill(name)
+                                       
+       def stopDeactivateInterfaceConsole(self):
+               if self.deactivateInterfaceConsole is not None:
+                       if len(self.deactivateInterfaceConsole.appContainers):
+                               for name in self.deactivateInterfaceConsole.appContainers.keys():
+                                       self.deactivateInterfaceConsole.kill(name)
+                                       
        def checkforInterface(self,iface):
                if self.getAdapterAttribute(iface, 'up') is True:
                        return True
@@ -325,13 +529,45 @@ class Network:
                        else:
                                return False
 
-       def checkDNSLookup(self):
-               return system("nslookup www.dream-multimedia-tv.de") == 0 or \
-                       system("nslookup www.heise.de") == 0 or \
-                       system("nslookup www.google.de")
-
-       def deactivateInterface(self,iface):
-               system("ifconfig " + iface + " down")
+       def checkDNSLookup(self,statecallback):
+               cmd1 = "nslookup www.dream-multimedia-tv.de"
+               cmd2 = "nslookup www.heise.de"
+               cmd3 = "nslookup www.google.de"
+               self.DnsConsole = Console()
+               self.DnsConsole.ePopen(cmd1, self.checkDNSLookupFinished,statecallback)
+               self.DnsConsole.ePopen(cmd2, self.checkDNSLookupFinished,statecallback)
+               self.DnsConsole.ePopen(cmd3, self.checkDNSLookupFinished,statecallback)
+               
+       def checkDNSLookupFinished(self, result, retval,extra_args):
+               (statecallback) = extra_args
+               if self.DnsConsole is not None:
+                       if retval == 0:
+                               self.DnsConsole = None
+                               statecallback(self.DnsState)
+                       else:
+                               self.DnsState += 1
+                               if len(self.DnsConsole.appContainers) == 0:
+                                       statecallback(self.DnsState)
+
+       def deactivateInterface(self,iface,callback = None):
+               if self.onRemoteRootFS():
+                       if callback is not None:
+                               callback(True)
+                       return
+               self.deactivateInterfaceConsole = Console()
+               self.commands = []
+               cmd1 = "ip addr flush " + iface
+               cmd2 = "ifconfig " + iface + " down"
+               self.commands.append(cmd1)
+               self.commands.append(cmd2)
+               self.deactivateInterfaceConsole.eBatch(self.commands, self.deactivateInterfaceFinished, callback, debug=True)
+
+       def deactivateInterfaceFinished(self,extra_args):
+               callback = extra_args
+               if self.deactivateInterfaceConsole:
+                       if len(self.deactivateInterfaceConsole.appContainers) == 0:
+                               if callback is not None:
+                                       callback(True)
 
        def detectWlanModule(self):
                self.wlanmodule = None
@@ -342,16 +578,35 @@ class Network:
                        files = listdir(madwifi_dir)
                        if len(files) >= 1:
                                self.wlanmodule = 'madwifi'
-               elif os_path.exists(rt73_dir):
-                       files = listdir(rt73_dir)
-                       if len(files) >= 1:
+               if os_path.exists(rt73_dir):
+                       rtfiles = listdir(rt73_dir)
+                       if len(rtfiles) == 2 or len(rtfiles) == 5:
                                self.wlanmodule = 'ralink'
-               elif os_path.exists(zd1211b_dir):
-                       files = listdir(zd1211b_dir)
-                       if len(files) != 0:
+               if os_path.exists(zd1211b_dir):
+                       zdfiles = listdir(zd1211b_dir)
+                       if len(zdfiles) == 1 or len(zdfiles) == 5:
                                self.wlanmodule = 'zydas'
                return self.wlanmodule
        
+       def calc_netmask(self,nmask):
+               from struct import pack, unpack
+               from socket import inet_ntoa, inet_aton
+               mask = 1L<<31
+               xnet = (1L<<32)-1
+               cidr_range = range(0, 32)
+               cidr = long(nmask)
+               if cidr not in cidr_range:
+                       print 'cidr invalid: %d' % cidr
+                       return None
+               else:
+                       nm = ((1L<<cidr)-1)<<(32-cidr)
+                       netmask = str(inet_ntoa(pack('>L', nm)))
+                       return netmask
+       
+       def msgPlugins(self):
+               if self.config_ready is not None:
+                       for p in plugins.getPlugins(PluginDescriptor.WHERE_NETWORKCONFIG_READ):
+                               p(reason=self.config_ready)
        
 iNetwork = Network()