TSFenwick commented on code in PR #14131:
URL: https://github.com/apache/druid/pull/14131#discussion_r1179296416
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extensions-core/s3-extensions/src/main/java/org/apache/druid/storage/s3/S3DataSegmentKiller.java:
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@@ -64,6 +70,52 @@ public S3DataSegmentKiller(
this.inputDataConfig = inputDataConfig;
}
+ @Override
+ public void kill(List<DataSegment> segments) throws SegmentLoadingException
+ {
+ int size = segments.size();
+ if (size == 0) {
+ return;
+ }
+ if (segments.size() == 1) {
+ kill(segments.get(0));
+ return;
+ }
+
+ // we can assume that all segments are in the same bucket.
+ String s3Bucket = MapUtils.getString(segments.get(0).getLoadSpec(),
"bucket");
+ final ServerSideEncryptingAmazonS3 s3Client = this.s3ClientSupplier.get();
+
+ // 1000 objects is the max amount of objects that can be deleted in s3 at
a time.
+ List<List<DataSegment>> segmentsChunks = Lists.partition(segments, 1000);
+ for (List<DataSegment> segmentsChunk : segmentsChunks) {
+ try {
+ DeleteObjectsRequest deleteObjectsRequest = new
DeleteObjectsRequest(s3Bucket);
+ String[] keys = segmentsChunk.stream()
+ .map(segment -> MapUtils.getString(segment.getLoadSpec(),
"key"))
+ .toArray(String[]::new);
+ deleteObjectsRequest = deleteObjectsRequest.withKeys(keys);
Review Comment:
ok will get rid of the return result on delete objects as it's not needed
with this flag
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