[tor-commits] [doctor/master] Stacktrace if there aren't any bad relays

[atagar at torproject.org]

commit c437c7fb037ba5484608b351ff8c034182519c6c
Author: Damian Johnson <atagar at torproject.org>
Date:   Sat Oct 11 15:06:02 2014 -0700

    Stacktrace if there aren't any bad relays
    
    If no authorities report bad relays we fail with a stacktrace. Caught by tom
    on...
    
      https://trac.torproject.org/projects/tor/ticket/13389
---
 consensus_health_checker.py |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/consensus_health_checker.py b/consensus_health_checker.py
index 4b2df65..d424ca4 100755
--- a/consensus_health_checker.py
+++ b/consensus_health_checker.py
@@ -608,6 +608,9 @@ def bad_exits_in_sync(latest_consensus, consensuses, votes):
     if flagged:
       bad_exits[authority] = set(flagged)
 
+  if not bad_exits:
+    return
+
   voting_authorities = set(bad_exits.keys())
   agreed_bad_exits = set.intersection(*bad_exits.values())
   disagreed_bad_exits = set.union(*bad_exits.values()).difference(agreed_bad_exits)