switch network to use new epopen implementation instead of system call
[enigma2.git] / lib / python / Components / Network.py
index cde6b7efcb0bde424f0c952ab7b4ecf576b1b705..ecc547875883d0df162cf06a3a655ff61f9c0edf 100644 (file)
@@ -2,15 +2,17 @@ from os import system, popen, path as os_path, listdir
 from re import compile as re_compile
 from socket import *
 from enigma import eConsoleAppContainer
+from Components.Console import Console
 
 class Network:
        def __init__(self):
                self.ifaces = {}
-               self.configuredInterfaces = []
+               self.configuredInterfaces = []          
                self.nameservers = []
-               self.getInterfaces()
                self.ethtool_bin = "/usr/sbin/ethtool"
                self.container = eConsoleAppContainer()
+               self.Console = Console()
+               self.getInterfaces()
 
        def getInterfaces(self):
                devicesPattern = re_compile('[a-z]+[0-9]+')
@@ -23,15 +25,14 @@ class Network:
                                device = devicesPattern.search(line).group()
                                if device == 'wifi0':
                                        continue
-                               self.ifaces[device] = self.getDataForInterface(device)
+                               self.getDataForInterface(device)
                                # Show only UP Interfaces in E2
                                #if self.getAdapterAttribute(device, 'up') is False:
                                #       del self.ifaces[device]
                        except AttributeError:
                                pass
 
-               print "self.ifaces:", self.ifaces
-               self.loadNetworkConfig()
+               #print "self.ifaces:", self.ifaces
                #self.writeNetworkConfig()
                #print ord(' ')
                #for line in result:
@@ -55,7 +56,11 @@ class Network:
                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}'
+               cmd = "ifconfig " + iface
+               self.Console.ePopen(cmd, self.ifconfigFinished, iface)
+               
+       def ifconfigFinished(self, result, retval, iface):
+               data = { 'up': False, 'dhcp': False, 'preup' : False, 'postdown' : False }
                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)
@@ -63,12 +68,8 @@ class Network:
                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}')
-
-               fp = popen("ifconfig " + iface)
-               result = fp.readlines()
-               fp.close()
-               data = { 'up': False, 'dhcp': False }
-               for line in result:
+               
+               for line in result.splitlines():
                        ip = self.regExpMatch(ipPattern, self.regExpMatch(ipLinePattern, line))
                        netmask = self.regExpMatch(ipPattern, self.regExpMatch(netmaskLinePattern, line))
                        bcast = self.regExpMatch(ipPattern, self.regExpMatch(bcastLinePattern, line))
@@ -88,20 +89,25 @@ class Network:
                                data['mac'] = mac
                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]
+                       data['ip'] = [0, 0, 0, 0]
+                       data['netmask'] = [0, 0, 0, 0]
+                       data['gateway'] = [0, 0, 0, 0]
                        
-               fp = popen("route -n | grep  " + iface)
-               result = fp.readlines()
-               fp.close()
-               for line in result:
+               cmd = "route -n | grep  " + iface
+               self.Console.ePopen(cmd,self.routeFinished,[iface,data,ipPattern])
+
+       def routeFinished(self, result, retval, extra_args):
+               (iface, data, ipPattern) = extra_args
+               
+               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
+               if len(self.Console.appContainers) == 0:
+                       self.loadNetworkConfig()
 
        def writeNetworkConfig(self):
                self.configuredInterfaces = []
@@ -113,9 +119,9 @@ class Network:
                        if iface['up'] == True:
                                fp.write("auto " + ifacename + "\n")
                                self.configuredInterfaces.append(ifacename)
-                       if iface['dhcp'] == True and iface['up'] == True:
+                       if iface['dhcp'] == True:
                                fp.write("iface "+ ifacename +" inet dhcp\n")
-                       if iface['dhcp'] == False and iface['up'] == True:
+                       if iface['dhcp'] == False:
                                fp.write("iface "+ ifacename +" inet static\n")
                                if iface.has_key('ip'):
                                        print tuple(iface['ip'])
@@ -125,6 +131,9 @@ class Network:
                                                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()
@@ -160,17 +169,30 @@ class Network:
                        if (currif != ""):
                                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
+                                       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
+
                print "read interfaces:", ifaces
                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
 
        def loadNameserverConfig(self):
@@ -318,6 +340,12 @@ class Network:
                self.container.appClosed.get().remove(self.cmdFinished)
                self.container.dataAvail.get().remove(self.dataAvail)
 
+       def stopContainer(self):
+               self.container.kill()
+               
+       def ContainerRunning(self):
+               return self.container.running()
+
        def checkforInterface(self,iface):
                if self.getAdapterAttribute(iface, 'up') is True:
                        return True