Add error logging

onionr/logger.py

@@ -216,9 +216,11 @@ def warn(data, timestamp=True):
         log('!', data, colors.fg.orange, timestamp=timestamp)
 
 # error: when only one function, module, or process of the program encountered a problem and must stop
-def error(data, timestamp=True):
+def error(data, error=None, timestamp=True):
     if get_level() <= LEVEL_ERROR:
         log('-', data, colors.fg.red, timestamp=timestamp)
+    if not error is None:
+        debug('Error details: ' + str(error))
 
 # fatal: when the something so bad has happened that the prorgam must stop
 def fatal(data, timestamp=True):

onionr/onionrutils.py

@@ -291,6 +291,7 @@ class OnionrUtils:
         for i in blocks:
             if len (i) == 0:
                 continue
+            try:
                 with open('data/blocks/' + i + '.dat', 'r') as potentialMessage:
                     message = potentialMessage.read()
                     if message.startswith('-pm-'):
@@ -302,4 +303,6 @@ class OnionrUtils:
                             pass
                         else:
                             logger.info('Recieved message: ' + message.decode())
+            except Exception as error:
+                logger.error('Failed to open block ' + str(i) + '.', error=error)
         return