109 lines
2.9 KiB
Python
Executable File
109 lines
2.9 KiB
Python
Executable File
from Interfaces import *
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import ConfigParser
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import jsonpickle
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from vendor.configobj import ConfigObj
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import struct
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import array
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import os.path
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import os
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class FlexPE:
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MTU = 600
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router = None
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config = None
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destinations = []
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interfaces = []
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configdir = os.path.expanduser("~")+"/.flexpe"
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configpath = configdir+"/config"
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def __init__(self):
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if os.path.isfile(FlexPE.configpath):
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self.config = ConfigObj(FlexPE.configpath)
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else:
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print("Could not load config file, creating default configuration...")
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self.createDefaultConfig()
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self.applyConfig()
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FlexPE.router = self
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@staticmethod
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def addDestination(destination):
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destination.MTU = FlexPE.MTU
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FlexPE.destinations.append(destination)
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@staticmethod
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def incoming(data):
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header = struct.unpack("B", data[0])
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hash = data[1:11]
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type = header[0] & 0x03
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for destination in FlexPE.destinations:
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if destination.hash == hash and destination.type == type:
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destination.receive(data[11:])
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@staticmethod
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def outbound(raw):
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for interface in FlexPE.interfaces:
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if interface.OUT:
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interface.processOutgoing(raw)
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def applyConfig(self):
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for name in self.config["interfaces"]:
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c = self.config["interfaces"][name]
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try:
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if c["type"] == "UdpInterface":
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interface = UdpInterface.UdpInterface(
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self,
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c["listen_ip"],
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int(c["listen_port"]),
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c["forward_ip"],
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int(c["forward_port"])
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)
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if c["use_as_outgoing"].lower() == "true":
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interface.OUT = True
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interface.name = name
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FlexPE.interfaces.append(interface)
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if c["type"] == "SerialInterface":
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interface = SerialInterface.SerialInterface(
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self,
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c["port"],
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int(c["speed"]),
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int(c["databits"]),
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c["parity"],
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int(c["stopbits"])
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)
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if c["use_as_outgoing"].lower() == "true":
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interface.OUT = True
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interface.name = name
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FlexPE.interfaces.append(interface)
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except Exception as e:
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print("The interface \""+name+"\" could not be created. Check your configuration file for errors!")
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print("The contained error was: "+str(e))
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def createDefaultConfig(self):
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self.config = ConfigObj()
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self.config.filename = FlexPE.configpath
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self.config["interfaces"] = {}
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self.config["interfaces"]["Default UDP Interface"] = {}
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self.config["interfaces"]["Default UDP Interface"]["type"] = "UdpInterface"
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self.config["interfaces"]["Default UDP Interface"]["listen_ip"] = "0.0.0.0"
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self.config["interfaces"]["Default UDP Interface"]["listen_port"] = 7777
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self.config["interfaces"]["Default UDP Interface"]["forward_ip"] = "255.255.255.255"
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self.config["interfaces"]["Default UDP Interface"]["forward_port"] = 7777
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self.config["interfaces"]["Default UDP Interface"]["use_as_outgoing"] = "true"
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if not os.path.isdir(FlexPE.configdir):
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os.makedirs(FlexPE.configdir)
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self.config.write()
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self.applyConfig() |