Add text message port cli option

meshtastic/__main__.py

@@ -443,13 +443,15 @@ def onConnected(interface):
             if checkChannel(interface, channelIndex):
                 print(
                     f"Sending text message {args.sendtext} to {args.dest} on channelIndex:{channelIndex}"
+                    f" {'using PRIVATE_APP port' if args.private else ''}"
                 )
                 interface.sendText(
                     args.sendtext,
                     args.dest,
                     wantAck=True,
                     channelIndex=channelIndex,
                     onResponse=interface.getNode(args.dest, False, **getNode_kwargs).onAckNak,
+                    portNum=portnums_pb2.PortNum.PRIVATE_APP if args.private else portnums_pb2.PortNum.TEXT_MESSAGE_APP
                 )
             else:
                 meshtastic.util.our_exit(
@@ -1592,10 +1594,16 @@ def addRemoteActionArgs(parser: argparse.ArgumentParser) -> argparse.ArgumentPar
 
     group.add_argument(
         "--sendtext",
-        help="Send a text message. Can specify a destination '--dest' and/or channel index '--ch-index'.",
+        help="Send a text message. Can specify a destination '--dest', use of PRIVATE_APP port '--private', and/or channel index '--ch-index'.",
         metavar="TEXT",
     )
 
+    group.add_argument(
+        "--private",
+        help="Optional argument for sending text messages to the PRIVATE_APP port. Use in combination with --sendtext.",
+        action="store_true"
+    )
+
     group.add_argument(
         "--traceroute",
         help="Traceroute from connected node to a destination. "

meshtastic/mesh_interface.py

@@ -354,6 +354,7 @@ def sendText(
         wantResponse: bool = False,
         onResponse: Optional[Callable[[dict], Any]] = None,
         channelIndex: int = 0,
+        portNum: portnums_pb2.PortNum.ValueType = portnums_pb2.PortNum.TEXT_MESSAGE_APP
     ):
         """Send a utf8 string to some other node, if the node has a display it
            will also be shown on the device.
@@ -364,12 +365,12 @@ def sendText(
         Keyword Arguments:
             destinationId {nodeId or nodeNum} -- where to send this
                                                  message (default: {BROADCAST_ADDR})
-            portNum -- the application portnum (similar to IP port numbers)
-                       of the destination, see portnums.proto for a list
             wantAck -- True if you want the message sent in a reliable manner
                        (with retries and ack/nak provided for delivery)
             wantResponse -- True if you want the service on the other side to
                             send an application layer response
+            portNum -- the application portnum (similar to IP port numbers)
+                       of the destination, see portnums.proto for a list
 
         Returns the sent packet. The id field will be populated in this packet
         and can be used to track future message acks/naks.
@@ -378,7 +379,7 @@ def sendText(
         return self.sendData(
             text.encode("utf-8"),
             destinationId,
-            portNum=portnums_pb2.PortNum.TEXT_MESSAGE_APP,
+            portNum=portNum,
             wantAck=wantAck,
             wantResponse=wantResponse,
             onResponse=onResponse,

meshtastic/tests/test_main.py

@@ -593,10 +593,10 @@ def test_main_sendtext(capsys):
     iface = MagicMock(autospec=SerialInterface)
 
     def mock_sendText(
-        text, dest, wantAck=False, wantResponse=False, onResponse=None, channelIndex=0
+        text, dest, wantAck=False, wantResponse=False, onResponse=None, channelIndex=0, portNum=0
     ):
         print("inside mocked sendText")
-        print(f"{text} {dest} {wantAck} {wantResponse} {channelIndex}")
+        print(f"{text} {dest} {wantAck} {wantResponse} {channelIndex} {portNum}")
 
     iface.sendText.side_effect = mock_sendText
 
@@ -620,10 +620,10 @@ def test_main_sendtext_with_channel(capsys):
     iface = MagicMock(autospec=SerialInterface)
 
     def mock_sendText(
-        text, dest, wantAck=False, wantResponse=False, onResponse=None, channelIndex=0
+        text, dest, wantAck=False, wantResponse=False, onResponse=None, channelIndex=0, portNum=0
     ):
         print("inside mocked sendText")
-        print(f"{text} {dest} {wantAck} {wantResponse} {channelIndex}")
+        print(f"{text} {dest} {wantAck} {wantResponse} {channelIndex} {portNum}")
 
     iface.sendText.side_effect = mock_sendText