Added error handling to lxmf.delivery announce handler. Fixes #30. Hopefully.

nomadnet/Directory.py

@@ -34,6 +34,7 @@ class Directory:
     aspect_filter = "nomadnetwork.node"
     @staticmethod
     def received_announce(destination_hash, announced_identity, app_data):
+        try:
             app = nomadnet.NomadNetworkApp.get_shared_instance()
 
             if not destination_hash in app.ignored_list:
@@ -45,6 +46,10 @@ class Directory:
             else:
                 RNS.log("Ignored announce from "+RNS.prettyhexrep(destination_hash), RNS.LOG_DEBUG)
 
+        except Exception as e:
+            RNS.log("Error while evaluating LXMF destination announce, ignoring announce.", RNS.LOG_DEBUG)
+            RNS.log("The contained exception was: "+str(e), RNS.LOG_DEBUG)
+
 
     def __init__(self, app):
         self.directory_entries = {}

setup.py

@@ -30,6 +30,6 @@ setuptools.setup(
     entry_points= {
         'console_scripts': ['nomadnet=nomadnet.nomadnet:main']
     },
-    install_requires=["rns>=0.5.5", "lxmf>=0.3.2", "urwid>=2.1.2", "qrcode"],
+    install_requires=["rns>=0.5.7", "lxmf>=0.3.2", "urwid>=2.1.2", "qrcode"],
     python_requires=">=3.6",
 )