From 52f70504883f880531f7659e29fc3cb7d96ae373 Mon Sep 17 00:00:00 2001
From: Chenxiong Qi <cqi@redhat.com>
Date: Apr 17 2019 09:39:14 +0000
Subject: New global CLI option --traceback


Option --traceback controls when to print the full traceback and when to just
print a single line of message raised from underlying code.

The latter is default. For debug purpose, add --traceback to command line.

Signed-off-by: Chenxiong Qi <cqi@redhat.com>

---

diff --git a/ursa_major/cli.py b/ursa_major/cli.py
index 39b088d..8a18dae 100644
--- a/ursa_major/cli.py
+++ b/ursa_major/cli.py
@@ -115,6 +115,11 @@ def main(args=None):
         default=DEFAULT_TAG_CONFIG_FILE,
         type=validate_json_file,
         help='tag config file, default to "ursa-major.json" in current working directory')
+    global_args_parser.add_argument(
+        '--traceback',
+        action='store_true',
+        default=False,
+        help='Print traceback if something wrong that ursa-major cannot do the job.')
 
     module_config_parser = argparse.ArgumentParser(add_help=False)
     module_config_parser.add_argument(
@@ -280,5 +285,8 @@ def main(args=None):
     except KeyboardInterrupt:
         sys.exit(0)
     except Exception as e:
-        log.exception(str(e))
+        if args.traceback:
+            log.exception(str(e))
+        else:
+            log.error(str(e))
         sys.exit(1)