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Fixed missing check for zero-length packets on IFAC-enabled interfaces. Fixes #65.

This commit is contained in:
Mark Qvist 2022-06-11 18:52:26 +02:00
parent 214ee9d771
commit 2685e043ea
2 changed files with 27 additions and 38 deletions
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13
RNS/Transport.py
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@ -26,7 +26,6 @@ import time
import math import math
import struct import struct
import threading import threading
import traceback
from time import sleep from time import sleep
from .vendor import umsgpack as umsgpack from .vendor import umsgpack as umsgpack
@ -285,9 +284,6 @@ class Transport:
outgoing = [] outgoing = []
Transport.jobs_running = True Transport.jobs_running = True
# TODO: Remove at some point
# start_time = time.time()
try: try:
if not Transport.jobs_locked: if not Transport.jobs_locked:
# Process receipts list for timed-out packets # Process receipts list for timed-out packets
@ -508,17 +504,9 @@ class Transport:
except Exception as e: except Exception as e:
RNS.log("An exception occurred while running Transport jobs.", RNS.LOG_ERROR) RNS.log("An exception occurred while running Transport jobs.", RNS.LOG_ERROR)
RNS.log("The contained exception was: "+str(e), RNS.LOG_ERROR) RNS.log("The contained exception was: "+str(e), RNS.LOG_ERROR)
traceback.print_exc()
Transport.jobs_running = False Transport.jobs_running = False
# TODO: Remove at some point
# end_time = time.time()
# if RNS.loglevel >= RNS.LOG_EXTREME:
# duration = round((end_time - start_time) * 1000, 2)
# if duration > 1:
# RNS.log("Transport jobs took "+str(duration)+"ms", RNS.LOG_EXTREME)
for packet in outgoing: for packet in outgoing:
packet.send() packet.send()
@ -822,6 +810,7 @@ class Transport:
def inbound(raw, interface=None): def inbound(raw, interface=None):
# If interface access codes are enabled, # If interface access codes are enabled,
# we must authenticate each packet. # we must authenticate each packet.
if len(raw) > 1:
if interface != None and hasattr(interface, "ifac_identity") and interface.ifac_identity != None: if interface != None and hasattr(interface, "ifac_identity") and interface.ifac_identity != None:
# Check that IFAC flag is set # Check that IFAC flag is set
if raw[0] & 0x80 == 0x80: if raw[0] & 0x80 == 0x80: