diff --git a/RNS/Interfaces/MeshtasticInterface.py b/RNS/Interfaces/MeshtasticInterface.py new file mode 100644 index 0000000..9ad97a0 --- /dev/null +++ b/RNS/Interfaces/MeshtasticInterface.py @@ -0,0 +1,102 @@ + +from .Interface import Interface +from pubsub import pub +import time +import sys +import RNS + +try: + import meshtastic + import meshtastic.serial_interface + + class MeshtasticInterface(Interface): + + @staticmethod + def onReceive(packet, interface): + if packet['decoded']['portnum'] == "PRIVATE_APP": + interface.callback.processIncoming(packet['decoded']['payload']) + + def __init__(self, owner, name, config): + super().__init__() + + self.port = config["port"] if "port" in config else None + RNS.log("MeshtasticInterface: port="+str(self.port), RNS.LOG_DEBUG) + self.channel = int(config["channel"]) if "channel" in config else 0 + RNS.log("MeshtasticInterface: channel="+str(self.channel), RNS.LOG_DEBUG) + + self.rxb = 0 + self.txb = 0 + + self.HW_MTU = 256 + + self.IN = True + self.OUT = False + self.owner = owner + self.name = name + self.online = False + # static default long-fast bitrate + self.bitrate = 5469 + self.bitrate_kbps = 5.47 + + self.interface = None + + try: + RNS.log("Initializing Meshtastic interface...", RNS.LOG_DEBUG) + # avoid api forcing app to terminate when no devices are found + if self.port == None: + ports = meshtastic.util.findPorts(True) + if len(ports) == 0: + RNS.log("Failed to initialize Meshtastic interface! No devices found", RNS.LOG_ERROR) + return + self.interface = meshtastic.serial_interface.SerialInterface(devPath=self.port) + self.interface.callback = self + + RNS.log("Subscribing to Meshtastic events", RNS.LOG_DEBUG) + pub.subscribe(self.onReceive, "meshtastic.receive.data") + + except Exception as e: + RNS.log("Failed to initialize Meshtastic interface! "+str(e), RNS.LOG_ERROR) + self.interface = None + return + + RNS.log("Initialized Meshtastic interface!", RNS.LOG_DEBUG) + + def processIncoming(self, data): + RNS.log("Received Meshtastic packet "+RNS.prettyhexrep(data), RNS.LOG_DEBUG) + self.rxb += len(data) + self.owner.inbound(data, self) + + def processOutgoing(self, data): + if self.interface == None: + return + RNS.log("Sending Meshtastic packet "+RNS.prettyhexrep(data), RNS.LOG_DEBUG) + try: + #self.interface.sendData(data) + self.interface.sendData(data, portNum=256, channelIndex=self.channel) + self.txb += len(data) + except Exception as e: + RNS.log("Could not transmit on "+str(self)+". The contained exception was: "+str(e), RNS.LOG_ERROR) + + def __str__(self): + if self.port == None: + return "MeshtasticInterface["+self.name+"]" + return "MeshtasticInterface["+self.name+"/"+self.port+"]" + +except ImportError: + + class MeshtasticInterface(Interface): + + def __init__(self, owner, name, port=None, channel=0): + super().__init__() + + RNS.log("Failed to initialize Meshtastic interface! Meshtastic API is not installed", RNS.LOG_ERROR) + #raise OSError("Meshtastic API is not installed") + + def processOutgoing(self, data): + return + + def __str__(self): + if self.port == None: + return "MeshtasticInterface["+self.name+"]" + return "MeshtasticInterface["+self.name+"/"+self.port+"]" + diff --git a/RNS/Reticulum.py b/RNS/Reticulum.py index a764e43..a37b1a6 100755 --- a/RNS/Reticulum.py +++ b/RNS/Reticulum.py @@ -933,6 +933,29 @@ class Reticulum: else: interface.ifac_size = 8 + if c["type"] == "MeshtasticInterface": + + interface = MeshtasticInterface.MeshtasticInterface( + RNS.Transport, + name, + c + ) + + if "outgoing" in c and c.as_bool("outgoing") == False: + interface.OUT = False + else: + interface.OUT = True + + interface.mode = interface_mode + + interface.announce_cap = announce_cap + if configured_bitrate: + interface.bitrate = configured_bitrate + if ifac_size != None: + interface.ifac_size = ifac_size + else: + interface.ifac_size = 8 + if interface != None: interface.announce_rate_target = announce_rate_target interface.announce_rate_grace = announce_rate_grace