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HADOOP-15789. DistCp does not clean staging folder if class extends DistCp. Contributed by Lawrence Andrews. (#4534)

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Signed-off-by: Ayush Saxena <ayushsaxena@apache.org>
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Ayush Saxena 2022-07-08 17:04:20 +05:30 committed by GitHub
parent 8e39e35bea
commit 96f8e5b6f4
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1 changed files with 9 additions and 4 deletions
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hadoop-tools/hadoop-distcp/src/main/java/org/apache/hadoop/tools/DistCp.java
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@ -473,14 +473,19 @@ private static Configuration getDefaultConf() {
return config; return config;
} }
private synchronized void cleanup() { /**
* Clean the staging folder created by distcp.
*/
protected synchronized void cleanup() {
try { try {
if (metaFolder != null) { if (metaFolder != null) {
synchronized (this) {
if (jobFS != null) { if (jobFS != null) {
jobFS.delete(metaFolder, true); jobFS.delete(metaFolder, true);
} }
metaFolder = null; metaFolder = null;
} }
}
} catch (IOException e) { } catch (IOException e) {
LOG.error("Unable to cleanup meta folder: " + metaFolder, e); LOG.error("Unable to cleanup meta folder: " + metaFolder, e);
} }