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squinnondation
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The address property of a hazel is now a string. The whole code has been changed accordingly.

This commit is contained in:
eichhornchen 2020-12-28 15:00:36 +01:00
parent c4e03ed427
commit 913f804f5e
2 changed files with 20 additions and 20 deletions
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22
squinnondation/hazel.py
View File

@ -3,7 +3,7 @@
from datetime import datetime
from random import randint
from typing import Any, Tuple
from ipaddress import IPv6Address
#from ipaddress import IPv6Address
from threading import Thread, RLock
import curses
import re
@ -30,7 +30,7 @@ class Hazelnut:
# See https://fr.wikipedia.org/wiki/Adresse_IPv6_mappant_IPv4
address = "::ffff:" + socket.getaddrinfo(address, None, socket.AF_INET)[0][4][0]
self.address = IPv6Address(address)
self.address = address #IPv6Address(address)
self.port = port
@ -48,7 +48,7 @@ class Squirrel(Hazelnut):
# Create UDP socket
self.socket = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
# Bind the socket
self.socket.bind((str(self.address), self.port))
self.socket.bind((self.address, self.port))
self.squinnondation = instance
@ -79,13 +79,13 @@ class Squirrel(Hazelnut):
#to have.
self.add_system_message(f"Listening on {self.address}:{self.port}")
self.add_system_message(f"I am {self.id}")
self.add_system_message(f"I am {self.id}}")
def new_hazel(self, address: IPv6Address, port: int) -> Hazelnut:
def new_hazel(self, address: str, port: int) -> Hazelnut:
"""
Returns a new hazelnut (with no id nor nickname)
"""
hazelnut = Hazelnut(address=str(address), port=port)
hazelnut = Hazelnut(address=address, port=port)
return hazelnut
def is_active(self, hazel: Hazelnut) -> bool :
@ -94,8 +94,8 @@ class Squirrel(Hazelnut):
def is_potential(self, hazel: Hazelnut) -> bool :
return (hazel.address, hazel.port) in self.potentialhazelnuts
def remove_from_potential(self, address: IPv6Address, port: int)-> None:
self.potentialhazelnuts.pop((str(address), port), None)
def remove_from_potential(self, address: str, port: int)-> None:
self.potentialhazelnuts.pop((address, port), None)
def find_hazelnut(self, address: str, port: int) -> Hazelnut:
"""
@ -124,7 +124,7 @@ class Squirrel(Hazelnut):
Send a raw packet to a client.
"""
self.refresh_lock.acquire()
res = self.socket.sendto(data, (str(client.address), client.port))
res = self.socket.sendto(data, (client.address, client.port))
self.refresh_lock.release()
return res
@ -546,8 +546,8 @@ class Squirrel(Hazelnut):
gatlv = GoAwayTLV().construct(GoAwayType.TIMEOUT, "you did not talk to me")
pkt = Packet().construct(gatlv)
self.send_packet(hazelnut[0], pkt)
self.activehazelnuts.pop((str(hazelnut[0].address), hazelnut[0].port))
self.potentialhazelnuts[(str(hazelnut[0].address), hazelnut[0].port)] = hazelnut[0]
self.activehazelnuts.pop((hazelnut[0].address, hazelnut[0].port))
self.potentialhazelnuts[(hazelnut[0].address, hazelnut[0].port)] = hazelnut[0]
self.refresh_lock.release()

18
squinnondation/messages.py
View File

@ -2,7 +2,7 @@
# SPDX-License-Identifier: GPL-3.0-or-later
import re
from typing import Any, List, Optional
from ipaddress import IPv6Address
#from ipaddress import IPv6Address
from enum import Enum
import socket
import sys
@ -162,12 +162,12 @@ class HelloTLV(TLV):
sender.id = self.source_id #The sender we are given misses an id
timeHL = time.time()
else :
timeHL = squirrel.activehazelnuts[(str(sender.address), sender.port)]
timeHL = squirrel.activehazelnuts[(sender.address, sender.port)]
if self.is_long and self.dest_id == squirrel.id :
timeHL = time.time()
squirrel.remove_from_potential(sender.address, sender.port)
squirrel.activehazelnuts[(str(sender.address), sender.port)] = [sender, timeH,\
squirrel.activehazelnuts[(sender.address, sender.port)] = [sender, timeH,\
timeHL]
squirrel.nbNS += 1
squirrel.add_system_message(f"Aaaawwww, {self.source_id} spoke to me and said me Hello "
@ -195,13 +195,13 @@ class HelloTLV(TLV):
class NeighbourTLV(TLV):
type: int = 3
length: int
ip_address: IPv6Address
ip_address: str
port: int
def unmarshal(self, raw_data: bytes) -> None:
self.type = raw_data[0]
self.length = raw_data[1]
self.ip_address = IPv6Address(raw_data[2:18])
self.ip_address = raw_data[2:18]#IPv6Address()
self.port = int.from_bytes(raw_data[18:20], sys.byteorder)
def marshal(self) -> bytes:
@ -211,12 +211,12 @@ class NeighbourTLV(TLV):
self.port.to_bytes(2, sys.byteorder)
def handle(self, squirrel: Any, sender: Any) -> None:
if not (str(self.ip_address),self.port) in squirrel.activehazelnuts and not (str(self.ip_address),self.port) in squirrel.potentialhazelnuts:
squirrel.potentialhazelnuts[(str(self.ip_address), self.port)] = squirrel.new_hazel(self.ip_address, self.port)
if not (self.ip_address,self.port) in squirrel.activehazelnuts and not (self.ip_address,self.port) in squirrel.potentialhazelnuts:
squirrel.potentialhazelnuts[(self.ip_address, self.port)] = squirrel.new_hazel(self.ip_address, self.port)
squirrel.add_system_message(f"New potential friend {self.ip_address}:{self.port}!")
@staticmethod
def construct(address: IPv6Address, port: int) -> "NeighbourTLV":
def construct(address: str, port: int) -> "NeighbourTLV":
tlv = NeighbourTLV()
tlv.type = 3
tlv.length = 18 #A priori...
@ -351,7 +351,7 @@ class GoAwayTLV(TLV):
def handle(self, squirrel: Any, sender: Any) -> None:
if squirrel.is_active(sender) :
squirrel.activehazelnuts.pop((sender.addess, sender.port))
squirrel.potentialhazelnuts[(str(sender.address), sender.port)] = sender
squirrel.potentialhazelnuts[(sender.address, sender.port)] = sender
squirrel.add_system_message("Some told me that he went away : "+self.message)
@staticmethod