nishantmonu51 commented on a change in pull request #7537: Avoid file rename
when pushing segments with HDFSDataPusher
URL: https://github.com/apache/incubator-druid/pull/7537#discussion_r297746409
##########
File path:
extensions-core/hdfs-storage/src/main/java/org/apache/druid/storage/hdfs/HdfsDataSegmentPusher.java
##########
@@ -107,55 +106,28 @@ public DataSegment push(final File inDir, final
DataSegment segment, final boole
fullyQualifiedStorageDirectory.get(),
storageDir
);
+ final String uniquePrefix = useUniquePath ?
DataSegmentPusher.generateUniquePath() + "_" : "";
- Path tmpIndexFile = new Path(StringUtils.format(
- "%s/%s/%s/%s_index.zip",
+ final Path outIndexFile = new Path(StringUtils.format(
+ "%s/%s/%d_%sindex.zip",
fullyQualifiedStorageDirectory.get(),
- segment.getDataSource(),
- UUIDUtils.generateUuid(),
- segment.getShardSpec().getPartitionNum()
+ storageDir,
+ segment.getShardSpec().getPartitionNum(),
+ uniquePrefix
));
- FileSystem fs = tmpIndexFile.getFileSystem(hadoopConfig);
-
- fs.mkdirs(tmpIndexFile.getParent());
- log.info("Compressing files from[%s] to [%s]", inDir, tmpIndexFile);
+ FileSystem fs = outIndexFile.getFileSystem(hadoopConfig);
+ // Create parent if it does not exist, recreation is not an error
+ fs.mkdirs(outIndexFile.getParent());
+ log.info("Compressing files from[%s] to [%s]", inDir, outIndexFile);
final long size;
- final DataSegment dataSegment;
- try {
- try (FSDataOutputStream out = fs.create(tmpIndexFile)) {
- size = CompressionUtils.zip(inDir, out);
- }
-
- final String uniquePrefix = useUniquePath ?
DataSegmentPusher.generateUniquePath() + "_" : "";
- final Path outIndexFile = new Path(StringUtils.format(
- "%s/%s/%d_%sindex.zip",
- fullyQualifiedStorageDirectory.get(),
- storageDir,
- segment.getShardSpec().getPartitionNum(),
- uniquePrefix
- ));
-
- dataSegment = segment.withLoadSpec(makeLoadSpec(outIndexFile.toUri()))
- .withSize(size)
-
.withBinaryVersion(SegmentUtils.getVersionFromDir(inDir));
-
- // Create parent if it does not exist, recreation is not an error
- fs.mkdirs(outIndexFile.getParent());
- copyFilesWithChecks(fs, tmpIndexFile, outIndexFile);
Review comment:
removed.
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