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HDFS-14140. JournalNodeSyncer authentication is failing in secure cluster. Contributed by Surendra Singh Lilhore. 

Signed-off-by: Wei-Chiu Chuang <weichiu@apache.org>
(cherry picked from commit 4be87353e3)
(cherry picked from commit 2501fcd26b)
This commit is contained in:
Surendra Singh Lilhore 2019-02-07 16:43:55 -08:00 committed by Wei-Chiu Chuang
parent 49d54633e0
commit 1f4be45ef6
1 changed files with 17 additions and 8 deletions
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13
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/qjournal/server/JournalNodeSyncer.java
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@ -38,6 +38,7 @@ import org.apache.hadoop.hdfs.util.DataTransferThrottler;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.util.Daemon;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -439,17 +440,25 @@ public class JournalNodeSyncer {
File tmpEditsFile = jnStorage.getTemporaryEditsFile(
log.getStartTxId(), log.getEndTxId());
if (!SecurityUtil.doAsLoginUser(() -> {
if (UserGroupInformation.isSecurityEnabled()) {
UserGroupInformation.getCurrentUser().checkTGTAndReloginFromKeytab();
}
try {
Util.doGetUrl(url, ImmutableList.of(tmpEditsFile), jnStorage, false,
logSegmentTransferTimeout, throttler);
} catch (IOException e) {
LOG.error("Download of Edit Log file for Syncing failed. Deleting temp " +
"file: " + tmpEditsFile);
LOG.error("Download of Edit Log file for Syncing failed. Deleting temp "
+ "file: " + tmpEditsFile, e);
if (!tmpEditsFile.delete()) {
LOG.warn("Deleting " + tmpEditsFile + " has failed");
}
return false;
}
return true;
})) {
return false;
}
LOG.info("Downloaded file " + tmpEditsFile.getName() + " of size " +
tmpEditsFile.length() + " bytes.");