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https://github.com/markqvist/Reticulum.git
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Work on AutoInterface recovery on WiFi carrier loss
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05288d7c97
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@ -43,6 +43,7 @@ class AutoInterface(Interface):
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self.peers = {}
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self.link_local_addresses = []
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self.adopted_interfaces = {}
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self.multicast_echoes = {}
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self.outbound_udp_socket = None
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@ -123,6 +124,7 @@ class AutoInterface(Interface):
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link_local_addr = address["addr"]
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self.link_local_addresses.append(link_local_addr.split("%")[0])
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self.adopted_interfaces[ifname] = link_local_addr.split("%")[0]
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self.multicast_echoes[ifname] = time.time()
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RNS.log(str(self)+" Selecting link-local address "+str(link_local_addr)+" for interface "+str(ifname), RNS.LOG_EXTREME)
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if link_local_addr == None:
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@ -215,12 +217,15 @@ class AutoInterface(Interface):
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time.sleep(self.peer_job_interval)
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now = time.time()
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timed_out_peers = []
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# Check for timed out peers
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for peer_addr in self.peers:
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peer = self.peers[peer_addr]
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last_heard = peer[1]
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if now > last_heard+self.peering_timeout:
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timed_out_peers.append(peer_addr)
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# Remove any timed out peers
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for peer_addr in timed_out_peers:
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removed_peer = self.peers.pop(peer_addr)
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RNS.log(str(self)+" removed peer "+str(peer_addr)+" on "+str(removed_peer[0]), RNS.LOG_DEBUG)
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@ -232,17 +237,33 @@ class AutoInterface(Interface):
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time.sleep(self.announce_interval)
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def peer_announce(self, ifname):
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link_local_address = self.adopted_interfaces[ifname]
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discovery_token = RNS.Identity.full_hash(self.group_id+link_local_address.encode("utf-8"))
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announce_socket = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
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addr_info = socket.getaddrinfo(self.mcast_discovery_address, self.discovery_port, socket.AF_INET6, socket.SOCK_DGRAM)
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try:
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link_local_address = self.adopted_interfaces[ifname]
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discovery_token = RNS.Identity.full_hash(self.group_id+link_local_address.encode("utf-8"))
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announce_socket = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
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addr_info = socket.getaddrinfo(self.mcast_discovery_address, self.discovery_port, socket.AF_INET6, socket.SOCK_DGRAM)
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ifis = struct.pack("I", socket.if_nametoindex(ifname))
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announce_socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_IF, ifis)
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announce_socket.sendto(discovery_token, addr_info[0][4])
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ifis = struct.pack("I", socket.if_nametoindex(ifname))
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announce_socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_IF, ifis)
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announce_socket.sendto(discovery_token, addr_info[0][4])
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except Exception as e:
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RNS.log(str(self)+" Exception while sending multicast peer announce: "+str(e))
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def add_peer(self, addr, ifname):
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if not addr in self.link_local_addresses:
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if addr in self.link_local_addresses:
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ifname = None
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for interface_name in self.adopted_interfaces:
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if self.adopted_interfaces[interface_name] == addr:
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ifname = interface_name
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if ifname != None:
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self.multicast_echoes[ifname] = time.time()
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# TODO: Remove
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RNS.log(str(self)+" updated multicast echo time to "+str(self.multicast_echoes[ifname])+" for "+str(addr)+".", RNS.LOG_DEBUG)
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else:
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RNS.log("Received multicast echo on unexpected interface", RNS.LOG_WARNING)
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else:
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if not addr in self.peers:
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self.peers[addr] = [ifname, time.time()]
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RNS.log(str(self)+" added peer "+str(addr)+" on "+str(ifname), RNS.LOG_DEBUG)
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@ -273,6 +273,7 @@ class Reticulum:
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self.__start_local_interface()
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if self.is_shared_instance or self.is_standalone_instance:
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RNS.log("Bringing up system interfaces...", RNS.LOG_DEBUG)
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interface_names = []
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for name in self.config["interfaces"]:
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if not name in interface_names:
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@ -545,6 +546,9 @@ class Reticulum:
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else:
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RNS.log("The interface name \""+name+"\" was already used. Check your configuration file for errors!", RNS.LOG_ERROR)
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RNS.panic()
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RNS.log("System interfaces are ready", RNS.LOG_DEBUG)
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def __create_default_config(self):
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