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AutoInterface carrier loss detection
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parent
1ccfa9079c
commit
257bd95da8
@ -44,12 +44,14 @@ class AutoInterface(Interface):
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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.timed_out_interfaces = {}
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self.outbound_udp_socket = None
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self.announce_interval = AutoInterface.PEERING_TIMEOUT/4.0
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self.peer_job_interval = AutoInterface.PEERING_TIMEOUT*1.1
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self.peering_timeout = AutoInterface.PEERING_TIMEOUT
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self.multicast_echo_timeout = AutoInterface.PEERING_TIMEOUT
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if allowed_interfaces == None:
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self.allowed_interfaces = []
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@ -229,6 +231,20 @@ class AutoInterface(Interface):
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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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for ifname in self.adopted_interfaces:
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last_multicast_echo = 0
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if ifname in self.multicast_echoes:
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last_multicast_echo = self.multicast_echoes[ifname]
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if now - last_multicast_echo > self.multicast_echo_timeout:
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if ifname in self.timed_out_interfaces and self.timed_out_interfaces[ifname] == False:
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RNS.log("Multicast echo timeout for "+str(ifname)+". Carrier lost.", RNS.LOG_WARNING)
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self.timed_out_interfaces[ifname] = True
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else:
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if ifname in self.timed_out_interfaces and self.timed_out_interfaces[ifname] == True:
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RNS.log(str(self)+" Carrier recovered on "+str(ifname), RNS.LOG_WARNING)
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self.timed_out_interfaces[ifname] = False
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def announce_handler(self, ifname):
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@ -247,7 +263,10 @@ class AutoInterface(Interface):
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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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if (ifname in self.timed_out_interfaces and self.timed_out_interfaces[ifname] == False) or not ifname in self.timed_out_interfaces:
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RNS.log(str(self)+" Detected possible carrier loss on "+str(ifname)+": "+str(e), RNS.LOG_WARNING)
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else:
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pass
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def add_peer(self, addr, ifname):
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if addr in self.link_local_addresses:
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