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From jl...@apache.org
Subject hadoop git commit: HADOOP-11868. Invalid user logins trigger large backtraces in server log. Contributed by Chang Li (cherry picked from commit 0ebe84d30af2046775884c9fb1e054da31582657)
Date Wed, 22 Apr 2015 20:58:10 GMT
Repository: hadoop
Updated Branches:
  refs/heads/branch-2 72b706a1b -> feb995fc5


HADOOP-11868. Invalid user logins trigger large backtraces in server log. Contributed by Chang
Li
(cherry picked from commit 0ebe84d30af2046775884c9fb1e054da31582657)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/feb995fc
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/feb995fc
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/feb995fc

Branch: refs/heads/branch-2
Commit: feb995fc50ec8402eb423c76df6990965c49db6f
Parents: 72b706a
Author: Jason Lowe <jlowe@apache.org>
Authored: Wed Apr 22 20:56:29 2015 +0000
Committer: Jason Lowe <jlowe@apache.org>
Committed: Wed Apr 22 20:57:46 2015 +0000

----------------------------------------------------------------------
 .../security/authentication/server/AuthenticationFilter.java   | 6 +++++-
 hadoop-common-project/hadoop-common/CHANGES.txt                | 3 +++
 2 files changed, 8 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/feb995fc/hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/AuthenticationFilter.java
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/AuthenticationFilter.java
b/hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/AuthenticationFilter.java
index 203ee41..9cfa3c2 100644
--- a/hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/AuthenticationFilter.java
+++ b/hadoop-common-project/hadoop-auth/src/main/java/org/apache/hadoop/security/authentication/server/AuthenticationFilter.java
@@ -560,7 +560,11 @@ public class AuthenticationFilter implements Filter {
       // exception from the filter itself is fatal
       errCode = HttpServletResponse.SC_FORBIDDEN;
       authenticationEx = ex;
-      LOG.warn("Authentication exception: " + ex.getMessage(), ex);
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("Authentication exception: " + ex.getMessage(), ex);
+      } else {
+        LOG.warn("Authentication exception: " + ex.getMessage());
+      }
     }
     if (unauthorizedResponse) {
       if (!httpResponse.isCommitted()) {

http://git-wip-us.apache.org/repos/asf/hadoop/blob/feb995fc/hadoop-common-project/hadoop-common/CHANGES.txt
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index 5c398d0..d27d00a 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -110,6 +110,9 @@ Release 2.7.1 - UNRELEASED
 
   BUG FIXES
 
+    HADOOP-11868. Invalid user logins trigger large backtraces in server log
+    (Chang Li via jlowe)
+
 Release 2.7.0 - 2015-04-20
 
   INCOMPATIBLE CHANGES


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