X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/67b53c1cb06988394c35a6e965c99b72b67fe1be..a34ef895210161a8820e96829ac87806566e7858:/lib/python/Components/Network.py diff --git a/lib/python/Components/Network.py b/lib/python/Components/Network.py old mode 100644 new mode 100755 index 6fbd9994..64b3aa6c --- a/lib/python/Components/Network.py +++ b/lib/python/Components/Network.py @@ -1,32 +1,48 @@ -import os -import re +from os import system, popen, path as os_path, listdir +from re import compile as re_compile, search as re_search from socket import * +from enigma import eConsoleAppContainer +from Components.Console import Console class Network: def __init__(self): self.ifaces = {} + self.configuredInterfaces = [] + self.configuredNetworkAdapters = [] + self.NetworkState = 0 + self.DnsState = 0 self.nameservers = [] + 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.getInterfaces() - - def getInterfaces(self): - devicesPattern = re.compile('[a-z]+[0-9]+') - + + 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() - self.ifaces[device] = self.getDataForInterface(device) + if device == 'wifi0': + continue + 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: -# print ord(line[0]) + # print ord(line[0]) # helper function def regExpMatch(self, pattern, string): @@ -36,7 +52,7 @@ class Network: return pattern.search(string).group() except AttributeError: None - + # helper function to convert ips from a sring to a list of ints def convertIP(self, ip): strIP = ip.split('.') @@ -45,65 +61,90 @@ 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) - 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}') + 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) + 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 = os.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 = os.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") fp.write("iface lo inet loopback\n\n") - for ifacename, iface in self.ifaces.items(): if iface['up'] == True: fp.write("auto " + ifacename + "\n") + self.configuredInterfaces.append(ifacename) if iface['dhcp'] == True: fp.write("iface "+ ifacename +" inet dhcp\n") - else: + if iface['dhcp'] == False: fp.write("iface "+ ifacename +" inet static\n") if iface.has_key('ip'): print tuple(iface['ip']) @@ -111,24 +152,22 @@ class Network: 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") + 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() - def writeNameserverConfig(self): fp = file('/etc/resolv.conf', 'w') for nameserver in self.nameservers: 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: @@ -137,7 +176,7 @@ class Network: fp.close() except: print "[Network.py] interfaces - opening failed" - + ifaces = {} currif = "" for i in interfaces: @@ -149,26 +188,48 @@ 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('.')) - - print "read interfaces:", ifaces + ifaces[currif]["gateway"] = map(int, split[1].split('.')) + 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 interfac:", ifaces + print "self.ifaces after loading:", self.ifaces + 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}" - nameserverPattern = re.compile("nameserver +" + ipRegexp) - ipPattern = re.compile(ipRegexp) - + nameserverPattern = re_compile("nameserver +" + ipRegexp) + ipPattern = re_compile(ipRegexp) + resolv = [] try: fp = file('/etc/resolv.conf', 'r') @@ -177,40 +238,73 @@ class Network: self.nameservers = [] except: print "[Network.py] resolv.conf - opening failed" - + for line in resolv: if self.regExpMatch(nameserverPattern, line) is not None: ip = self.regExpMatch(ipPattern, line) if ip is not None: self.nameservers.append(self.convertIP(ip)) - - print "nameservers:", self.nameservers - def deactivateNetworkConfig(self): + print "nameservers:", self.nameservers + + def deactivateNetworkConfig(self, callback = None): + self.deactivateConsole = Console() + self.commands = [] + self.commands.append("/etc/init.d/avahi-daemon stop") for iface in self.ifaces.keys(): - os.system("ip addr flush " + iface) - os.system("/etc/init.d/networking stop") - os.system("killall -9 udhcpc") - os.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): - os.system("/etc/init.d/networking start") + def activateNetworkConfig(self, callback = None): + 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 getConfiguredAdapters(self): + return self.configuredNetworkAdapters + def getNumberOfAdapters(self): return len(self.ifaces) - + + def getFriendlyAdapterName(self, x): + # maybe this needs to be replaced by an external list. + friendlyNames = { + "eth0": _("Integrated Ethernet"), + "wlan0": _("Wireless"), + "ath0": _("Integrated Wireless") + } + return friendlyNames.get(x, x) # when we have no friendly name, use adapter name + def getAdapterName(self, iface): return iface - + def getAdapterList(self): return self.ifaces.keys() - + def getAdapterAttribute(self, iface, attribute): if self.ifaces.has_key(iface): if self.ifaces[iface].has_key(attribute): return self.ifaces[iface][attribute] return None - + def setAdapterAttribute(self, iface, attribute, value): print "setting for adapter", iface, "attribute", attribute, " to value", value if self.ifaces.has_key(iface): @@ -220,27 +314,239 @@ class Network: if self.ifaces.has_key(iface): if self.ifaces[iface].has_key(attribute): del self.ifaces[iface][attribute] - + def getNameserverList(self): - return self.nameservers - + if len(self.nameservers) == 0: + return [[0, 0, 0, 0], [0, 0, 0, 0]] + else: + return self.nameservers + def clearNameservers(self): self.nameservers = [] - + def addNameserver(self, nameserver): if nameserver not in self.nameservers: self.nameservers.append(nameserver) - + def removeNameserver(self, nameserver): if nameserver in self.nameservers: self.nameservers.remove(nameserver) - + def changeNameserver(self, oldnameserver, newnameserver): if oldnameserver in self.nameservers: for i in range(len(self.nameservers)): if self.nameservers[i] == oldnameserver: self.nameservers[i] = newnameserver + def resetNetworkConfig(self, mode='lan', callback = None): + 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") + fp.write("iface lo inet loopback\n\n") + if mode == 'wlan': + fp.write("auto wlan0\n") + fp.write("iface wlan0 inet dhcp\n") + if mode == 'wlan-mpci': + fp.write("auto ath0\n") + fp.write("iface ath0 inet dhcp\n") + if mode == 'lan': + fp.write("auto eth0\n") + fp.write("iface eth0 inet dhcp\n") + fp.write("\n") + fp.close() + + self.resetNetworkConsole = Console() + self.commands = [] + if mode == 'wlan': + self.commands.append("ifconfig eth0 down") + self.commands.append("ifconfig ath0 down") + self.commands.append("ifconfig wlan0 up") + if mode == 'wlan-mpci': + self.commands.append("ifconfig eth0 down") + self.commands.append("ifconfig wlan0 down") + self.commands.append("ifconfig ath0 up") + if mode == 'lan': + 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 + 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): + self.restartConsole = 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.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): + cmd = self.ethtool_bin + " " + iface + self.LinkConsole = Console() + self.LinkConsole.ePopen(cmd, self.getLinkStateFinished,callback) + + 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 stopLinkStateConsole(self): + if self.LinkConsole is not None: + self.LinkConsole = None + + def stopDNSConsole(self): + if self.DnsConsole is not None: + self.DnsConsole = None + + def stopRestartConsole(self): + if self.restartConsole is not None: + self.restartConsole = None + + def stopGetInterfacesConsole(self): + if self.Console is not None: + self.Console = None + + def stopDeactivateInterfaceConsole(self): + if self.deactivateInterfaceConsole: + self.deactivateInterfaceConsole = None + + def checkforInterface(self,iface): + if self.getAdapterAttribute(iface, 'up') is True: + return True + else: + ret=system("ifconfig " + iface + " up") + system("ifconfig " + iface + " down") + if ret == 0: + return True + else: + return False + + 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): + 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 + rt73_dir = "/sys/bus/usb/drivers/rt73/" + zd1211b_dir = "/sys/bus/usb/drivers/zd1211b/" + madwifi_dir = "/sys/bus/pci/drivers/ath_pci/" + if os_path.exists(madwifi_dir): + files = listdir(madwifi_dir) + if len(files) >= 1: + self.wlanmodule = 'madwifi' + if os_path.exists(rt73_dir): + rtfiles = listdir(rt73_dir) + if len(rtfiles) == 2: + self.wlanmodule = 'ralink' + if os_path.exists(zd1211b_dir): + zdfiles = listdir(zd1211b_dir) + if len(zdfiles) == 1: + 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<L', nm))) + return netmask + iNetwork = Network() def InitNetwork():