mirror of
https://github.com/markqvist/Reticulum.git
synced 2025-08-03 20:14:20 -04:00
Added ability to run local shared instance over abstract domain sockets
This commit is contained in:
Mark Qvist
parent
3483de1fc2
commit
4cd94c776a
4 changed files with 116 additions and 57 deletions
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@ -146,6 +146,24 @@ class BackboneInterface(Interface):
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def ensure_epoll():
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if not BackboneInterface.epoll: BackboneInterface.epoll = select.epoll()
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@staticmethod
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def add_listener(interface, bind_address, socket_type=socket.AF_INET):
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BackboneInterface.ensure_epoll()
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if socket_type == socket.AF_INET:
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server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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server_socket.bind(bind_address)
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elif socket_type == socket.AF_UNIX:
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server_socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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server_socket.bind(bind_address)
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else: raise TypeError(f"Invalid socket type {socket_type} for {interface}")
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server_socket.listen(1)
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server_socket.setblocking(0)
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BackboneInterface.listener_filenos[server_socket.fileno()] = (interface, server_socket)
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BackboneInterface.epoll.register(server_socket.fileno(), select.EPOLLIN)
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BackboneInterface.start()
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@staticmethod
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def add_client_socket(client_socket, interface):
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BackboneInterface.ensure_epoll()
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@ -156,14 +174,28 @@ class BackboneInterface(Interface):
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@staticmethod
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def register_in(fileno):
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# TODO: Remove debug
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RNS.log(f"Registering EPOLL_IN for {fileno}", RNS.LOG_DEBUG)
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BackboneInterface.epoll.register(fileno, select.EPOLLIN)
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# RNS.log(f"Registering EPOLL_IN for {fileno}", RNS.LOG_DEBUG)
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try: BackboneInterface.epoll.register(fileno, select.EPOLLIN)
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except Exception as e:
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RNS.log(f"An error occurred while registering EPOLL_IN for file descriptor {fileno}: {e}", RNS.LOG_ERROR)
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@staticmethod
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def deregister_fileno(fileno):
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# TODO: Remove debug
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RNS.log(f"Deregistering {fileno}", RNS.LOG_DEBUG)
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BackboneInterface.epoll.unregister(fileno)
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# RNS.log(f"Deregistering {fileno}", RNS.LOG_DEBUG)
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try: BackboneInterface.epoll.unregister(fileno)
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except Exception as e:
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RNS.log(f"An error occurred while deregistering file descriptor {fileno}: {e}", RNS.LOG_DEBUG)
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@staticmethod
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def deregister_listeners():
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for fileno in BackboneInterface.listener_filenos:
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owner_interface, server_socket = BackboneInterface.listener_filenos[fileno]
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fileno = server_socket.fileno()
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BackboneInterface.deregister_fileno(fileno)
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server_socket.close()
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BackboneInterface.listener_filenos.clear()
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@staticmethod
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def tx_ready(interface):
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@ -205,8 +237,8 @@ class BackboneInterface(Interface):
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try:
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written = client_socket.send(spawned_interface.transmit_buffer)
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except Exception as e:
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RNS.log(f"Error while writing to {spawned_interface}: {e}", RNS.LOG_ERROR)
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written = 0
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if not spawned_interface.detached: RNS.log(f"Error while writing to {spawned_interface}: {e}", RNS.LOG_ERROR)
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BackboneInterface.deregister_fileno(fileno)
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try: client_socket.close()
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except Exception as e: RNS.log(f"Error while closing socket for {spawned_interface}: {e}", RNS.LOG_ERROR)
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@ -243,28 +275,8 @@ class BackboneInterface(Interface):
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RNS.trace_exception(e)
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finally:
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for owner_interface, serversocket in BackboneInterface.listener_filenos:
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fileno = serversocket.fileno()
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BackboneInterface.deregister_fileno(fileno)
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serversocket.close()
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BackboneInterface.listener_filenos.clear()
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BackboneInterface.deregister_listeners()
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@staticmethod
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def add_listener(interface, bind_address, socket_type=socket.AF_INET):
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BackboneInterface.ensure_epoll()
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if socket_type == socket.AF_INET:
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server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
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server_socket.bind(bind_address)
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else: raise TypeError(f"Invalid socket type {socket_type} for {interface}")
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server_socket.listen(1)
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server_socket.setblocking(0)
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BackboneInterface.listener_filenos[server_socket.fileno()] = (interface, server_socket)
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BackboneInterface.epoll.register(server_socket.fileno(), select.EPOLLIN)
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BackboneInterface.start()
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def incoming_connection(self, socket):
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RNS.log("Accepting incoming connection", RNS.LOG_VERBOSE)
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spawned_configuration = {"name": "Client on "+self.name, "target_host": None, "target_port": None}
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@ -331,7 +343,7 @@ class BackboneInterface(Interface):
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if hasattr(listener_socket, "shutdown"):
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if callable(listener_socket.shutdown):
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try: listener_socket.shutdown(socket.SHUT_RDWR)
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except Exception as e: RNS.log("Error while shutting down server for "+str(self)+": "+str(e))
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except Exception as e: RNS.log("Error while shutting down socket for "+str(self)+": "+str(e))
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def __str__(self):
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if ":" in self.bind_ip:
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@ -55,13 +55,16 @@ class LocalClientInterface(Interface):
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RECONNECT_WAIT = 8
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AUTOCONFIGURE_MTU = True
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def __init__(self, owner, name, target_port = None, connected_socket=None):
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def __init__(self, owner, name, target_port = None, connected_socket=None, socket_path=None):
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super().__init__()
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self.epoll_backend = False
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self.HW_MTU = 262144
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self.online = False
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if RNS.vendor.platformutils.is_linux(): self.socket_path = f"\0rns/{socket_path}"
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else: self.socket_path = None
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self.IN = True
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self.OUT = False
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self.socket = None
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@ -82,10 +85,18 @@ class LocalClientInterface(Interface):
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self.target_ip = None
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self.target_port = None
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self.socket = connected_socket
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self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
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if self.socket.family == socket.AF_INET:
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self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
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self.is_connected_to_shared_instance = False
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elif self.socket_path != None:
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self.receives = True
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self.target_ip = None
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self.target_port = None
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self.connect()
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elif target_port != None:
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self.receives = True
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self.target_ip = "127.0.0.1"
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@ -113,9 +124,14 @@ class LocalClientInterface(Interface):
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return False
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def connect(self):
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self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
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self.socket.connect((self.target_ip, self.target_port))
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if self.socket_path != None:
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self.socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
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self.socket.connect(self.socket_path)
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else:
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self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
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self.socket.connect((self.target_ip, self.target_port))
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self.online = True
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self.is_connected_to_shared_instance = True
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@ -319,12 +335,15 @@ class LocalClientInterface(Interface):
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class LocalServerInterface(Interface):
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AUTOCONFIGURE_MTU = True
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def __init__(self, owner, bindport=None):
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def __init__(self, owner, bindport=None, socket_path=None):
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super().__init__()
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self.epoll_backend = False
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self.online = False
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self.clients = 0
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if RNS.vendor.platformutils.is_linux(): self.socket_path = f"\0rns/{socket_path}"
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else: self.socket_path = None
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self.IN = True
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self.OUT = False
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self.name = "Reticulum"
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@ -333,53 +352,73 @@ class LocalServerInterface(Interface):
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if RNS.vendor.platformutils.is_linux():
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self.epoll_backend = True
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if (bindport != None):
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if socket_path != None and self.epoll_backend:
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self.receives = True
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self.bind_ip = None
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self.bind_port = None
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self.owner = owner
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self.is_local_shared_instance = True
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BackboneInterface.add_listener(self, self.socket_path, socket_type=socket.AF_UNIX)
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elif bindport != None:
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self.receives = True
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self.bind_ip = "127.0.0.1"
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self.bind_port = bindport
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def handlerFactory(callback):
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def createHandler(*args, **keys):
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return LocalInterfaceHandler(callback, *args, **keys)
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return createHandler
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self.owner = owner
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self.is_local_shared_instance = True
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address = (self.bind_ip, self.bind_port)
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if self.epoll_backend: BackboneInterface.add_listener(self, address)
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else:
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def handlerFactory(callback):
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def createHandler(*args, **keys):
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return LocalInterfaceHandler(callback, *args, **keys)
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return createHandler
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self.server = ThreadingTCPServer(address, handlerFactory(self.incoming_connection))
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self.server.daemon_threads = True
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thread = threading.Thread(target=self.server.serve_forever)
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thread.daemon = True
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thread.start()
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self.announce_rate_target = None
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self.announce_rate_grace = None
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self.announce_rate_penalty = None
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self.announce_rate_target = None
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self.announce_rate_grace = None
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self.announce_rate_penalty = None
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self.bitrate = 1000*1000*1000
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self.online = True
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self.bitrate = 1000*1000*1000
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self.online = True
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def incoming_connection(self, handler):
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if self.epoll_backend:
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socket = handler
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interface_name = str(str(socket.getpeername()[1]))
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spawned_interface = LocalClientInterface(self.owner, name=interface_name, connected_socket=socket)
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client_socket = handler
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if client_socket.family == socket.AF_INET:
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interface_name = str(str(client_socket.getpeername()[1]))
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elif client_socket.family == socket.AF_UNIX:
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interface_name = f"{self.clients}@{self.socket_path}"
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spawned_interface = LocalClientInterface(self.owner, name=interface_name, connected_socket=client_socket)
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spawned_interface.OUT = self.OUT
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spawned_interface.IN = self.IN
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spawned_interface.socket = socket
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spawned_interface.target_ip = socket.getpeername()[0]
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spawned_interface.target_port = str(socket.getpeername()[1])
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spawned_interface.socket = client_socket
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spawned_interface.parent_interface = self
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spawned_interface.bitrate = self.bitrate
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if client_socket.family == socket.AF_INET:
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spawned_interface.target_ip = client_socket.getpeername()[0]
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spawned_interface.target_port = str(client_socket.getpeername()[1])
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elif client_socket.family == socket.AF_UNIX:
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spawned_interface.target_ip = None
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spawned_interface.target_port = interface_name
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spawned_interface.socket_path = self.socket_path
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if hasattr(self, "_force_bitrate"): spawned_interface._force_bitrate = self._force_bitrate
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RNS.Transport.interfaces.append(spawned_interface)
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RNS.Transport.local_client_interfaces.append(spawned_interface)
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BackboneInterface.add_client_socket(client_socket, spawned_interface)
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self.clients += 1
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BackboneInterface.add_client_socket(socket, spawned_interface)
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return True
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else:
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@ -407,7 +446,8 @@ class LocalServerInterface(Interface):
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if from_spawned: self.oa_freq_deque.append(time.time())
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def __str__(self):
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return "Shared Instance["+str(self.bind_port)+"]"
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if self.socket_path: return "Shared Instance["+str(self.socket_path)+"]"
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else: return "Shared Instance["+str(self.bind_port)+"]"
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class LocalInterfaceHandler(socketserver.BaseRequestHandler):
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def __init__(self, callback, *args, **keys):
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