--debug ursula flag controls logging observers

nucypher/cli.py

@@ -53,10 +53,10 @@ from nucypher.blockchain.eth.deployers import (NucypherTokenDeployer,
                                                PolicyManagerDeployer)
 from nucypher.characters.lawful import Ursula
 from nucypher.config.characters import UrsulaConfiguration
-from nucypher.config.constants import SEEDNODES
+from nucypher.config.constants import SEEDNODES, USER_LOG_DIR
 from nucypher.config.keyring import NucypherKeyring
 from nucypher.config.node import NodeConfiguration
-from nucypher.utilities.logging import logToSentry, getTextFileObserver
+from nucypher.utilities.logging import logToSentry, getTextFileObserver, simpleObserver
 from nucypher.utilities.sandbox.ursula import UrsulaCommandProtocol
 
 BANNER = """
@@ -1015,16 +1015,26 @@ def ursula(config,
     """
     log = Logger("ursula/launch")
 
+    # NOTE: Requires ~1GB free memory
     password = os.environ.get(config._KEYRING_PASSPHRASE_ENVVAR, None)
     if not password:
         password = click.prompt("Password to unlock Ursula's keyring", hide_input=True)
 
+    if debug:
+
+        # Sentry
+        globalLogPublisher.removeObserver(logToSentry)
+        config.log_to_sentry = False
+
+        # Print
+        globalLogPublisher.addObserver(simpleObserver)
+
     def __make_ursula():
         if not checksum_address and not config.dev:
             raise click.BadArgumentUsage("No Configuration file found, and no --checksum address <addr> was provided.")
         if not checksum_address and not config.dev:
-            raise click.BadOptionUsage(message="No account specified. pass --checksum-address, --dev, "
-                                               "or use a configuration file with --config-file <path>")
+            raise click.BadParameter(message="No account specified. pass --checksum-address, --dev, "
+                                             "or use a configuration file with --config-file <path>")
 
         return UrsulaConfiguration(temp=config.dev,
                                    auto_initialize=config.dev,
@@ -1054,7 +1064,10 @@ def ursula(config,
             filepath = config.config_file or UrsulaConfiguration.DEFAULT_CONFIG_FILE_LOCATION
             click.secho("Reading Ursula node configuration file {}".format(filepath), fg='blue')
             ursula_config = UrsulaConfiguration.from_configuration_file(filepath=filepath)
+
         except FileNotFoundError:
+
+            # Continue without a configuration file
             ursula_config = __make_ursula()
 
     config.operating_mode = "federated" if ursula_config.federated_only else "decentralized"
@@ -1113,14 +1126,15 @@ def ursula(config,
 
             # GO!
             click.secho("Running Ursula on {}".format(URSULA.rest_interface), fg='green', bold=True)
-            stdio.StandardIO(UrsulaCommandProtocol(ursula=URSULA))
+            if not debug:
+                stdio.StandardIO(UrsulaCommandProtocol(ursula=URSULA))
             URSULA.get_deployer().run()
 
         except Exception as e:
             config.log.critical(str(e))
             click.secho("{} {}".format(e.__class__.__name__, str(e)), fg='red')
-            if debug: raise
-            raise click.Abort()
+            raise  # Crash
+
         finally:
             click.secho("Stopping Ursula")
             ursula_config.cleanup()

nucypher/config/node.py

@@ -36,7 +36,8 @@ from nucypher.network.middleware import RestMiddleware
 
 
 class NodeConfiguration:
-    _name = 'ursula'  # TODO: un-hardcode Ursula
+
+    _name = 'ursula'
     _character_class = Ursula
 
     DEFAULT_CONFIG_FILE_LOCATION = os.path.join(DEFAULT_CONFIG_ROOT, '{}.config'.format(_name))