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HADOOP-12788. OpensslAesCtrCryptoCodec should log which random number generator is used. Contributed by Wei-Chiu Chuang. 

(cherry picked from commit df4dcd3e75)
This commit is contained in:
Uma Maheswara Rao G 2016-02-10 14:54:45 -08:00
parent 9220bb649b
commit 4324a3d012
2 changed files with 6 additions and 0 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -393,6 +393,9 @@ Release 2.8.0 - UNRELEASED
HADOOP-12752. Improve diagnostics/use of envvar/sysprop credential
propagation (Steve Loughran via cnauroth)
HADOOP-12788. OpensslAesCtrCryptoCodec should log which random number generator is used.
(Wei-Chiu Chuang via umamahesh)
OPTIMIZATIONS
HADOOP-11785. Reduce the number of listStatus operation in distcp

3
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/OpensslAesCtrCryptoCodec.java
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@ -61,6 +61,9 @@ public class OpensslAesCtrCryptoCodec extends AesCtrCryptoCodec {
Random.class);
try {
random = ReflectionUtils.newInstance(klass, conf);
if (LOG.isDebugEnabled()) {
LOG.debug("Using " + klass.getName() + " as random number generator.");
}
} catch (Exception e) {
LOG.info("Unable to use " + klass.getName() + ". Falling back to " +
"Java SecureRandom.", e);