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https://github.com/markqvist/Reticulum.git
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70 lines
2.1 KiB
Python
Executable File
70 lines
2.1 KiB
Python
Executable File
import FPE
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class Transport:
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# Constants
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BROADCAST = 0x00;
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TRANSPORT = 0x01;
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RELAY = 0x02;
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TUNNEL = 0x03;
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types = [BROADCAST, TRANSPORT, RELAY, TUNNEL]
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interfaces = []
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destinations = []
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packet_hashlist = []
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@staticmethod
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def outbound(raw):
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Transport.cacheRaw(raw)
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for interface in Transport.interfaces:
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if interface.OUT:
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FPE.log("Transmitting via: "+str(interface), FPE.LOG_DEBUG)
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interface.processOutgoing(raw)
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@staticmethod
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def inbound(raw):
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packet_hash = FPE.Identity.fullHash(raw)
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if not packet_hash in Transport.packet_hashlist:
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Transport.packet_hashlist.append(packet_hash)
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packet = FPE.Packet(None, raw)
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packet.unpack()
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packet.packet_hash = packet_hash
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if packet.packet_type == FPE.Packet.ANNOUNCE:
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if FPE.Identity.validateAnnounce(packet):
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Transport.cache(packet)
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if packet.packet_type == FPE.Packet.RESOURCE:
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for destination in Transport.destinations:
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if destination.hash == packet.destination_hash and destination.type == packet.destination_type:
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packet.destination = destination
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destination.receive(packet)
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Transport.cache(packet)
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if packet.packet_type == FPE.Packet.PROOF:
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for destination in Transport.destinations:
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if destination.hash == packet.destination_hash:
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if destination.proofcallback != None:
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destination.proofcallback(packet)
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# TODO: add universal proof handling
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@staticmethod
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def registerDestination(destination):
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destination.MTU = FPE.FlexPE.MTU
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if destination.direction == FPE.Destination.IN:
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Transport.destinations.append(destination)
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@staticmethod
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def cache(packet):
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FPE.Transport.cacheRaw(packet.raw)
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@staticmethod
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def cacheRaw(raw):
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try:
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file = open(FPE.FlexPE.cachepath+"/"+FPE.hexrep(FPE.Identity.fullHash(raw), delimit=False), "w")
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file.write(raw)
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file.close()
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FPE.log("Wrote packet "+FPE.prettyhexrep(FPE.Identity.fullHash(raw))+" to cache", FPE.LOG_DEBUG)
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except Exception as e:
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FPE.log("Error writing packet to cache", FPE.LOG_ERROR)
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FPE.log("The contained exception was: "+str(e)) |