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Cleanup

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This commit is contained in:
Mark Qvist 2025-04-03 17:50:21 +02:00
parent d3bccb2b4e
commit 2c520bb936
1 changed files with 2 additions and 27 deletions
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29
RNS/Interfaces/BackboneInterface.py
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@ -40,20 +40,6 @@ class HDLC():
data = data.replace(bytes([HDLC.FLAG]), bytes([HDLC.ESC, HDLC.FLAG^HDLC.ESC_MASK]))
return data
class KISS():
FEND = 0xC0
FESC = 0xDB
TFEND = 0xDC
TFESC = 0xDD
CMD_DATA = 0x00
CMD_UNKNOWN = 0xFE
@staticmethod
def escape(data):
data = data.replace(bytes([0xdb]), bytes([0xdb, 0xdd]))
data = data.replace(bytes([0xc0]), bytes([0xdb, 0xdc]))
return data
class BackboneInterface(Interface):
HW_MTU = 1048576
BITRATE_GUESS = 100_000_000
@ -177,23 +163,19 @@ class BackboneInterface(Interface):
if fileno == clientsocket.fileno() and (event & select.EPOLLIN):
inb = clientsocket.recv(4096)
if len(inb):
# print(f"READ {clientsocket}: {inb}")
spawned_interface.receive(inb)
else:
# print(f"EOF {clientsocket}")
self.epoll.unregister(fileno)
clientsocket.close()
spawned_interface.receive(inb)
elif fileno == clientsocket.fileno() and (event & select.EPOLLOUT):
# print(f"WRITE {clientsocket}")
written = clientsocket.send(spawned_interface.transmit_buffer)
spawned_interface.transmit_buffer = spawned_interface.transmit_buffer[written:]
if len(spawned_interface.transmit_buffer) == 0: self.epoll.modify(fileno, select.EPOLLIN)
self.txb += written; spawned_interface.txb += written
elif fileno == clientsocket.fileno() and event & (select.EPOLLHUP):
# print(f"HUP {clientsocket}")
self.epoll.unregister(fileno)
clientsocket.close()
spawned_interface.receive(b"")
@ -341,9 +323,6 @@ class BackboneClientInterface(Interface):
name = c["name"]
target_ip = c["target_host"] if "target_host" in c and c["target_host"] != None else None
target_port = int(c["target_port"]) if "target_port" in c and c["target_host"] != None else None
kiss_framing = False
if "kiss_framing" in c and c.as_bool("kiss_framing") == True:
kiss_framing = True
i2p_tunneled = c.as_bool("i2p_tunneled") if "i2p_tunneled" in c else False
connect_timeout = c.as_int("connect_timeout") if "connect_timeout" in c else None
max_reconnect_tries = c.as_int("max_reconnect_tries") if "max_reconnect_tries" in c else None
@ -360,7 +339,6 @@ class BackboneClientInterface(Interface):
self.owner = owner
self.online = False
self.detached = False
self.kiss_framing = kiss_framing
self.i2p_tunneled = i2p_tunneled
self.mode = RNS.Interfaces.Interface.Interface.MODE_FULL
self.bitrate = BackboneClientInterface.BITRATE_GUESS
@ -408,8 +386,7 @@ class BackboneClientInterface(Interface):
thread = threading.Thread(target=self.read_loop)
thread.daemon = True
thread.start()
if not self.kiss_framing:
self.wants_tunnel = True
self.wants_tunnel = True
def set_timeouts_linux(self):
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_USER_TIMEOUT, int(BackboneClientInterface.TCP_USER_TIMEOUT * 1000))
@ -502,8 +479,7 @@ class BackboneClientInterface(Interface):
thread = threading.Thread(target=self.read_loop)
thread.daemon = True
thread.start()
if not self.kiss_framing:
RNS.Transport.synthesize_tunnel(self)
RNS.Transport.synthesize_tunnel(self)
else:
RNS.log("Attempt to reconnect on a non-initiator TCP interface. This should not happen.", RNS.LOG_ERROR)
@ -543,7 +519,6 @@ class BackboneClientInterface(Interface):
frame = frame.replace(bytes([HDLC.ESC, HDLC.FLAG ^ HDLC.ESC_MASK]), bytes([HDLC.FLAG]))
frame = frame.replace(bytes([HDLC.ESC, HDLC.ESC ^ HDLC.ESC_MASK]), bytes([HDLC.ESC]))
if len(frame) > RNS.Reticulum.HEADER_MINSIZE:
# RNS.log(f"GOT FRAME {self}")
self.process_incoming(frame)
self.frame_buffer = self.frame_buffer[frame_end:]
else: