- Better error reporting.

- Flask now uses application's logger instead of its own.
- ucloud file scanner refactored.

scripts/ucloud

@@ -6,44 +6,23 @@ import importlib
 import multiprocessing as mp
 import sys
 
-import colorama
-
 from logging.handlers import SysLogHandler
 
 from ucloud.configure.main import configure_parser
+from ucloud.common.logging import NoTracebackStreamHandler
 
 
 def exception_hook(exc_type, exc_value, exc_traceback):
+    logger = logging.getLogger(__name__)
     logger.error(
         'Uncaught exception',
         exc_info=(exc_type, exc_value, exc_traceback)
     )
-    # print('Error: ', end='')
-    # print(exc_type, exc_value, exc_traceback)
 
 
-class NoTracebackStreamHandler(logging.StreamHandler):
-    def handle(self, record):
-        info, cache = record.exc_info, record.exc_text
-        record.exc_info, record.exc_text = None, None
-
-        if record.levelname == 'WARNING':
-            color = colorama.Fore.YELLOW
-        elif record.levelname == 'ERROR':
-            color = colorama.Fore.LIGHTRED_EX
-        else:
-            color = colorama.Fore.RED
-        try:
-            print(color)
-            super().handle(record)
-        finally:
-            record.exc_info = info
-            record.exc_text = cache
-            print(colorama.Style.RESET_ALL)
+sys.excepthook = exception_hook
 
 if __name__ == '__main__':
-    sys.excepthook = exception_hook
-
     arg_parser = argparse.ArgumentParser()
     subparsers = arg_parser.add_subparsers(dest="command")
     
@@ -68,7 +47,7 @@ if __name__ == '__main__':
         arg_parser.print_help()
     else:
         # Setting up root logger
-        logger = logging.getLogger('ucloud')
+        logger = logging.getLogger(__name__)
 
         syslog_handler = SysLogHandler(address='/dev/log')
         syslog_handler.setLevel(logging.DEBUG)