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authorErik Johnston <erikj@jki.re>2018-08-21 17:07:20 +0100
committerGitHub <noreply@github.com>2018-08-21 17:07:20 +0100
commit46c832eaac33d9787cf9589422d28ea7104ce5cb (patch)
treec9318be280979c41537a5d42d6fcacc5e379be9f /synapse
parentMerge pull request #3722 from matrix-org/erikj/bg_process_iteration (diff)
parentLog more detail when we fail to authenticate request (diff)
downloadsynapse-46c832eaac33d9787cf9589422d28ea7104ce5cb.tar.xz
Merge pull request #3727 from matrix-org/erikj/dont_error_on_missing_keys
Don't log exceptions when failing to fetch server keys
Diffstat (limited to 'synapse')
-rw-r--r--synapse/crypto/keyclient.py8
-rw-r--r--synapse/federation/transport/server.py6
2 files changed, 9 insertions, 5 deletions
diff --git a/synapse/crypto/keyclient.py b/synapse/crypto/keyclient.py
index c20a32096a..e94400b8e2 100644
--- a/synapse/crypto/keyclient.py
+++ b/synapse/crypto/keyclient.py
@@ -18,7 +18,9 @@ import logging
 from canonicaljson import json
 
 from twisted.internet import defer, reactor
+from twisted.internet.error import ConnectError
 from twisted.internet.protocol import Factory
+from twisted.names.error import DomainError
 from twisted.web.http import HTTPClient
 
 from synapse.http.endpoint import matrix_federation_endpoint
@@ -47,12 +49,14 @@ def fetch_server_key(server_name, tls_client_options_factory, path=KEY_API_V1):
                 server_response, server_certificate = yield protocol.remote_key
                 defer.returnValue((server_response, server_certificate))
         except SynapseKeyClientError as e:
-            logger.exception("Error getting key for %r" % (server_name,))
+            logger.warn("Error getting key for %r: %s", server_name, e)
             if e.status.startswith("4"):
                 # Don't retry for 4xx responses.
                 raise IOError("Cannot get key for %r" % server_name)
+        except (ConnectError, DomainError) as e:
+            logger.warn("Error getting key for %r: %s", server_name, e)
         except Exception as e:
-            logger.exception(e)
+            logger.exception("Error getting key for %r", server_name)
     raise IOError("Cannot get key for %r" % server_name)
 
 
diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py
index 77969a4f38..7a993fd1cf 100644
--- a/synapse/federation/transport/server.py
+++ b/synapse/federation/transport/server.py
@@ -261,10 +261,10 @@ class BaseFederationServlet(object):
             except NoAuthenticationError:
                 origin = None
                 if self.REQUIRE_AUTH:
-                    logger.exception("authenticate_request failed")
+                    logger.warn("authenticate_request failed: missing authentication")
                     raise
-            except Exception:
-                logger.exception("authenticate_request failed")
+            except Exception as e:
+                logger.warn("authenticate_request failed: %s", e)
                 raise
 
             if origin: