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HBASE-21749 RS UI may throw NPE and make rs-status page inaccessible with multiwal and replication 

Signed-off-by: Andrew Purtell <apurtell@apache.org>
This commit is contained in:
Nihal Jain 2019-01-21 12:50:50 +05:30 committed by Andrew Purtell
parent 35df6147ee
commit f2820ea16f
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1 changed files with 10 additions and 5 deletions
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7
hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/ReplicationSource.java
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@ -329,11 +329,16 @@ public class ReplicationSource implements ReplicationSourceInterface {
replicationDelay =
ReplicationLoad.calculateReplicationDelay(ageOfLastShippedOp, lastTimeStamp, queueSize);
Path currentPath = shipper.getCurrentPath();
fileSize = -1;
if (currentPath != null) {
try {
fileSize = getFileSize(currentPath);
} catch (IOException e) {
LOG.warn("Ignore the exception as the file size of HLog only affects the web ui", e);
fileSize = -1;
}
} else {
currentPath = new Path("NO_LOGS_IN_QUEUE");
LOG.warn("No replication ongoing, waiting for new log");
}
ReplicationStatus.ReplicationStatusBuilder statusBuilder = ReplicationStatus.newBuilder();
statusBuilder.withPeerId(this.getPeerId())