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HDFS-8173. NPE thrown at DataNode shutdown when HTTP server was not able to create (Contributed by surendra singh lilhore) 

(cherry picked from commit c17cd4f7c1)
This commit is contained in:
Vinayakumar B 2015-04-20 14:58:04 +05:30
parent 5d3a4d51bd
commit c562e1b19b
2 changed files with 9 additions and 4 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -208,6 +208,9 @@ Release 2.8.0 - UNRELEASED
HDFS-8043. NPE in MiniDFSCluster teardown. (Brahma Reddy Battula via ozawa)
HDFS-8173. NPE thrown at DataNode shutdown when HTTP server was not able to
create (surendra singh lilhore via vinayakumarb)
Release 2.7.1 - UNRELEASED
INCOMPATIBLE CHANGES

10
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
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@ -1728,10 +1728,12 @@ public void shutdown() {
LOG.warn("Exception shutting down DataNode", e);
}
}
try {
httpServer.close();
} catch (Exception e) {
LOG.warn("Exception shutting down DataNode HttpServer", e);
if (httpServer != null) {
try {
httpServer.close();
} catch (Exception e) {
LOG.warn("Exception shutting down DataNode HttpServer", e);
}
}
if (pauseMonitor != null) {