Added ability to run local shared instance over abstract domain sockets

This commit is contained in:
Mark Qvist 2025-04-07 00:46:40 +02:00
parent 3483de1fc2
commit 4cd94c776a
4 changed files with 116 additions and 57 deletions

View File

@ -146,6 +146,24 @@ class BackboneInterface(Interface):
def ensure_epoll():
if not BackboneInterface.epoll: BackboneInterface.epoll = select.epoll()
@staticmethod
def add_listener(interface, bind_address, socket_type=socket.AF_INET):
BackboneInterface.ensure_epoll()
if socket_type == socket.AF_INET:
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_socket.bind(bind_address)
elif socket_type == socket.AF_UNIX:
server_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
server_socket.bind(bind_address)
else: raise TypeError(f"Invalid socket type {socket_type} for {interface}")
server_socket.listen(1)
server_socket.setblocking(0)
BackboneInterface.listener_filenos[server_socket.fileno()] = (interface, server_socket)
BackboneInterface.epoll.register(server_socket.fileno(), select.EPOLLIN)
BackboneInterface.start()
@staticmethod
def add_client_socket(client_socket, interface):
BackboneInterface.ensure_epoll()
@ -156,14 +174,28 @@ class BackboneInterface(Interface):
@staticmethod
def register_in(fileno):
# TODO: Remove debug
RNS.log(f"Registering EPOLL_IN for {fileno}", RNS.LOG_DEBUG)
BackboneInterface.epoll.register(fileno, select.EPOLLIN)
# RNS.log(f"Registering EPOLL_IN for {fileno}", RNS.LOG_DEBUG)
try: BackboneInterface.epoll.register(fileno, select.EPOLLIN)
except Exception as e:
RNS.log(f"An error occurred while registering EPOLL_IN for file descriptor {fileno}: {e}", RNS.LOG_ERROR)
@staticmethod
def deregister_fileno(fileno):
# TODO: Remove debug
RNS.log(f"Deregistering {fileno}", RNS.LOG_DEBUG)
BackboneInterface.epoll.unregister(fileno)
# RNS.log(f"Deregistering {fileno}", RNS.LOG_DEBUG)
try: BackboneInterface.epoll.unregister(fileno)
except Exception as e:
RNS.log(f"An error occurred while deregistering file descriptor {fileno}: {e}", RNS.LOG_DEBUG)
@staticmethod
def deregister_listeners():
for fileno in BackboneInterface.listener_filenos:
owner_interface, server_socket = BackboneInterface.listener_filenos[fileno]
fileno = server_socket.fileno()
BackboneInterface.deregister_fileno(fileno)
server_socket.close()
BackboneInterface.listener_filenos.clear()
@staticmethod
def tx_ready(interface):
@ -205,8 +237,8 @@ class BackboneInterface(Interface):
try:
written = client_socket.send(spawned_interface.transmit_buffer)
except Exception as e:
RNS.log(f"Error while writing to {spawned_interface}: {e}", RNS.LOG_ERROR)
written = 0
if not spawned_interface.detached: RNS.log(f"Error while writing to {spawned_interface}: {e}", RNS.LOG_ERROR)
BackboneInterface.deregister_fileno(fileno)
try: client_socket.close()
except Exception as e: RNS.log(f"Error while closing socket for {spawned_interface}: {e}", RNS.LOG_ERROR)
@ -243,28 +275,8 @@ class BackboneInterface(Interface):
RNS.trace_exception(e)
finally:
for owner_interface, serversocket in BackboneInterface.listener_filenos:
fileno = serversocket.fileno()
BackboneInterface.deregister_fileno(fileno)
serversocket.close()
BackboneInterface.listener_filenos.clear()
BackboneInterface.deregister_listeners()
@staticmethod
def add_listener(interface, bind_address, socket_type=socket.AF_INET):
BackboneInterface.ensure_epoll()
if socket_type == socket.AF_INET:
server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_socket.bind(bind_address)
else: raise TypeError(f"Invalid socket type {socket_type} for {interface}")
server_socket.listen(1)
server_socket.setblocking(0)
BackboneInterface.listener_filenos[server_socket.fileno()] = (interface, server_socket)
BackboneInterface.epoll.register(server_socket.fileno(), select.EPOLLIN)
BackboneInterface.start()
def incoming_connection(self, socket):
RNS.log("Accepting incoming connection", RNS.LOG_VERBOSE)
spawned_configuration = {"name": "Client on "+self.name, "target_host": None, "target_port": None}
@ -331,7 +343,7 @@ class BackboneInterface(Interface):
if hasattr(listener_socket, "shutdown"):
if callable(listener_socket.shutdown):
try: listener_socket.shutdown(socket.SHUT_RDWR)
except Exception as e: RNS.log("Error while shutting down server for "+str(self)+": "+str(e))
except Exception as e: RNS.log("Error while shutting down socket for "+str(self)+": "+str(e))
def __str__(self):
if ":" in self.bind_ip:

View File

@ -55,13 +55,16 @@ class LocalClientInterface(Interface):
RECONNECT_WAIT = 8
AUTOCONFIGURE_MTU = True
def __init__(self, owner, name, target_port = None, connected_socket=None):
def __init__(self, owner, name, target_port = None, connected_socket=None, socket_path=None):
super().__init__()
self.epoll_backend = False
self.HW_MTU = 262144
self.online = False
if RNS.vendor.platformutils.is_linux(): self.socket_path = f"\0rns/{socket_path}"
else: self.socket_path = None
self.IN = True
self.OUT = False
self.socket = None
@ -82,10 +85,18 @@ class LocalClientInterface(Interface):
self.target_ip = None
self.target_port = None
self.socket = connected_socket
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
if self.socket.family == socket.AF_INET:
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
self.is_connected_to_shared_instance = False
elif self.socket_path != None:
self.receives = True
self.target_ip = None
self.target_port = None
self.connect()
elif target_port != None:
self.receives = True
self.target_ip = "127.0.0.1"
@ -113,9 +124,14 @@ class LocalClientInterface(Interface):
return False
def connect(self):
self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
self.socket.connect((self.target_ip, self.target_port))
if self.socket_path != None:
self.socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
self.socket.connect(self.socket_path)
else:
self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
self.socket.connect((self.target_ip, self.target_port))
self.online = True
self.is_connected_to_shared_instance = True
@ -319,12 +335,15 @@ class LocalClientInterface(Interface):
class LocalServerInterface(Interface):
AUTOCONFIGURE_MTU = True
def __init__(self, owner, bindport=None):
def __init__(self, owner, bindport=None, socket_path=None):
super().__init__()
self.epoll_backend = False
self.online = False
self.clients = 0
if RNS.vendor.platformutils.is_linux(): self.socket_path = f"\0rns/{socket_path}"
else: self.socket_path = None
self.IN = True
self.OUT = False
self.name = "Reticulum"
@ -333,53 +352,73 @@ class LocalServerInterface(Interface):
if RNS.vendor.platformutils.is_linux():
self.epoll_backend = True
if (bindport != None):
if socket_path != None and self.epoll_backend:
self.receives = True
self.bind_ip = None
self.bind_port = None
self.owner = owner
self.is_local_shared_instance = True
BackboneInterface.add_listener(self, self.socket_path, socket_type=socket.AF_UNIX)
elif bindport != None:
self.receives = True
self.bind_ip = "127.0.0.1"
self.bind_port = bindport
def handlerFactory(callback):
def createHandler(*args, **keys):
return LocalInterfaceHandler(callback, *args, **keys)
return createHandler
self.owner = owner
self.is_local_shared_instance = True
address = (self.bind_ip, self.bind_port)
if self.epoll_backend: BackboneInterface.add_listener(self, address)
else:
def handlerFactory(callback):
def createHandler(*args, **keys):
return LocalInterfaceHandler(callback, *args, **keys)
return createHandler
self.server = ThreadingTCPServer(address, handlerFactory(self.incoming_connection))
self.server.daemon_threads = True
thread = threading.Thread(target=self.server.serve_forever)
thread.daemon = True
thread.start()
self.announce_rate_target = None
self.announce_rate_grace = None
self.announce_rate_penalty = None
self.announce_rate_target = None
self.announce_rate_grace = None
self.announce_rate_penalty = None
self.bitrate = 1000*1000*1000
self.online = True
self.bitrate = 1000*1000*1000
self.online = True
def incoming_connection(self, handler):
if self.epoll_backend:
socket = handler
interface_name = str(str(socket.getpeername()[1]))
spawned_interface = LocalClientInterface(self.owner, name=interface_name, connected_socket=socket)
client_socket = handler
if client_socket.family == socket.AF_INET:
interface_name = str(str(client_socket.getpeername()[1]))
elif client_socket.family == socket.AF_UNIX:
interface_name = f"{self.clients}@{self.socket_path}"
spawned_interface = LocalClientInterface(self.owner, name=interface_name, connected_socket=client_socket)
spawned_interface.OUT = self.OUT
spawned_interface.IN = self.IN
spawned_interface.socket = socket
spawned_interface.target_ip = socket.getpeername()[0]
spawned_interface.target_port = str(socket.getpeername()[1])
spawned_interface.socket = client_socket
spawned_interface.parent_interface = self
spawned_interface.bitrate = self.bitrate
if client_socket.family == socket.AF_INET:
spawned_interface.target_ip = client_socket.getpeername()[0]
spawned_interface.target_port = str(client_socket.getpeername()[1])
elif client_socket.family == socket.AF_UNIX:
spawned_interface.target_ip = None
spawned_interface.target_port = interface_name
spawned_interface.socket_path = self.socket_path
if hasattr(self, "_force_bitrate"): spawned_interface._force_bitrate = self._force_bitrate
RNS.Transport.interfaces.append(spawned_interface)
RNS.Transport.local_client_interfaces.append(spawned_interface)
BackboneInterface.add_client_socket(client_socket, spawned_interface)
self.clients += 1
BackboneInterface.add_client_socket(socket, spawned_interface)
return True
else:
@ -407,7 +446,8 @@ class LocalServerInterface(Interface):
if from_spawned: self.oa_freq_deque.append(time.time())
def __str__(self):
return "Shared Instance["+str(self.bind_port)+"]"
if self.socket_path: return "Shared Instance["+str(self.socket_path)+"]"
else: return "Shared Instance["+str(self.bind_port)+"]"
class LocalInterfaceHandler(socketserver.BaseRequestHandler):
def __init__(self, callback, *args, **keys):

View File

@ -251,6 +251,7 @@ class Reticulum:
self.local_interface_port = 37428
self.local_control_port = 37429
self.local_socket_path = None
self.share_instance = True
self.rpc_listener = None
self.rpc_key = None
@ -351,7 +352,8 @@ class Reticulum:
try:
interface = LocalInterface.LocalServerInterface(
RNS.Transport,
self.local_interface_port
self.local_interface_port,
socket_path=self.local_socket_path
)
interface.OUT = True
if hasattr(Reticulum, "_force_shared_instance_bitrate"):
@ -377,7 +379,8 @@ class Reticulum:
interface = LocalInterface.LocalClientInterface(
RNS.Transport,
"Local shared instance",
self.local_interface_port)
self.local_interface_port,
socket_path=self.local_socket_path)
interface.target_port = self.local_interface_port
interface.OUT = True
if hasattr(Reticulum, "_force_shared_instance_bitrate"):
@ -428,6 +431,9 @@ class Reticulum:
if option == "share_instance":
value = self.config["reticulum"].as_bool(option)
self.share_instance = value
if option == "instance_name":
value = self.config["reticulum"][option]
self.local_socket_path = value
if option == "shared_instance_port":
value = int(self.config["reticulum"][option])
self.local_interface_port = value

View File

@ -29,6 +29,7 @@ import inspect
import threading
from time import sleep
from .vendor import umsgpack as umsgpack
from RNS.Interfaces.BackboneInterface import BackboneInterface
class Transport:
"""
@ -2706,8 +2707,8 @@ class Transport:
li.detach()
RNS.log("Detaching shared instance", RNS.LOG_DEBUG)
if shared_instance_master != None:
shared_instance_master.detach()
if shared_instance_master != None: shared_instance_master.detach()
BackboneInterface.deregister_listeners()
RNS.log("All interfaces detached", RNS.LOG_DEBUG)