working initial

meshtastic/__main__.py

@@ -335,6 +335,44 @@ def onConnected(interface):
                     print("Writing modified preferences to device")
                     getNode().writeConfig()
 
+        if args.configure_dump:
+            # dump out the configuration (the opposite of '--configure')
+            closeNow = True
+            owner = interface.getLongName()
+            channel_url = interface.localNode.getURL()
+            myinfo = interface.getMyNodeInfo()
+            pos = myinfo.get('position')
+            lat = None
+            lon = None
+            alt = None
+            if pos:
+                lat = pos.get('latitude')
+                lon = pos.get('longitude')
+                alt = pos.get('altitude')
+
+            config = "# start of Meshtastic configure yaml\n"
+            if owner:
+                config += f"owner: {owner}\n\n"
+            if channel_url:
+                config += f"channel_url: {channel_url}\n\n"
+            if lat or lon or alt:
+                config += "location:\n"
+                if lat:
+                    config += f"  lat: {lat}\n"
+                if lon:
+                    config += f"  lon: {lon}\n"
+                if alt:
+                    config += f"  alt: {alt}\n"
+                config += "\n"
+            preferences = f'{interface.localNode.radioConfig.preferences}'
+            prefs = preferences.splitlines()
+            if prefs:
+                config += "user_prefs:\n"
+                for pref in prefs:
+                    config += f"  {meshtastic.util.quoteBooleans(pref)}\n"
+
+            print(config)
+
         if args.seturl:
             closeNow = True
             getNode().setURL(args.seturl)
@@ -605,6 +643,11 @@ def initParser():
         help="Specify a path to a yaml(.yml) file containing the desired settings for the connected device.",
         action='append')
 
+    parser.add_argument(
+        "--configure-dump",
+        help="Dump the configuration in yaml(.yml) format.",
+        action='store_true')
+
     parser.add_argument(
         "--port",
         help="The port the Meshtastic device is connected to, i.e. /dev/ttyUSB0. If unspecified, we'll try to find it.",

meshtastic/tests/test_util.py

@@ -4,7 +4,7 @@ import re
 
 import pytest
 
-from meshtastic.util import fixme, stripnl, pskToString, our_exit, support_info, genPSK256, fromStr, fromPSK
+from meshtastic.util import fixme, stripnl, pskToString, our_exit, support_info, genPSK256, fromStr, fromPSK, quoteBooleans
 
 
 @pytest.mark.unit
@@ -35,6 +35,16 @@ def test_fromStr():
     assert fromStr('abc') == 'abc'
 
 
+@pytest.mark.unit
+def test_quoteBooleans():
+    """Test quoteBooleans"""
+    assert quoteBooleans('') == ''
+    assert quoteBooleans('foo') == 'foo'
+    assert quoteBooleans('true') == 'true'
+    assert quoteBooleans('false') == 'false'
+    assert quoteBooleans(': true') == ": 'true'"
+    assert quoteBooleans(': false') == ": 'false'"
+
 @pytest.mark.unit
 def test_fromPSK():
     """Test fromPSK"""

meshtastic/util.py

@@ -16,6 +16,14 @@ import pkg_resources
 blacklistVids = dict.fromkeys([0x1366])
 
 
+def quoteBooleans(a_string):
+    """Quote booleans
+        given a string that contains ": true", replace with ": 'true'" (or false)
+    """
+    tmp = a_string.replace(": true", ": 'true'")
+    tmp = tmp.replace(": false", ": 'false'")
+    return tmp
+
 def genPSK256():
     """Generate a random preshared key"""
     return os.urandom(32)