[tor-commits] [sbws/master] circuitbuilder: return reasons on circuit build errors

[juga@xxxxxxxxxxxxxx]

commit a4aa5e7d5e7b72caf1a545b0b26e43ffe2946dfc
Author: juga0 <juga@xxxxxxxxxx>
Date:   Wed Feb 6 17:16:39 2019 +0000

    circuitbuilder: return reasons on circuit build errors
---
 sbws/lib/circuitbuilder.py | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/sbws/lib/circuitbuilder.py b/sbws/lib/circuitbuilder.py
index be10c2b..95e670a 100644
--- a/sbws/lib/circuitbuilder.py
+++ b/sbws/lib/circuitbuilder.py
@@ -136,16 +136,13 @@ class GapsCircuitBuilder(CircuitBuilder):
             return None, "Can not build a circuit, invalid path."
         path = self._normalize_path(path)
         if path is None:
-            return None
+            return None, "Can not build a circuit, no path."
         num_missing = len(['foo' for r in path if not r])
         insert_relays = self._random_sample_relays(
             num_missing, [r for r in path if r is not None])
         if insert_relays is None:
             path = ','.join([r.nickname if r else str(None) for r in path])
-            log.warning(
-                'Problem building a circuit to satisfy %s with available '
-                'relays in the network', path)
-            return None
+            return None, "Can not build a circuit with the current relays."
         assert len(insert_relays) == num_missing
         path = [r.fingerprint if r else insert_relays.pop().fingerprint
                 for r in path]



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