9aman commented on code in PR #15142:
URL: https://github.com/apache/pinot/pull/15142#discussion_r1984975628
##########
pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/retention/RetentionManager.java:
##########
@@ -136,11 +164,86 @@ private void manageRetentionForOfflineTable(String
offlineTableName, RetentionSt
}
}
+ /**
+ * Identifies segments in deepstore that are ready for deletion based on the
retention strategy.
+ *
+ * This method finds segments that are beyond the retention period and are
ready to be purged.
+ * It only considers segments that do not have entries in ZooKeeper metadata.
+ * The lastModified time of the file in deepstore is used to determine
whether the segment
+ * should be retained or purged.
+ *
+ * @param tableNameWithType Name of the offline table
+ * @param retentionStrategy Strategy to determine if a segment should be
purged
+ * @param segmentsToExclude List of segment names that should be excluded
from deletion
+ * @return List of segment names that should be deleted from deepstore
+ * @throws IOException If there's an error accessing the filesystem
+ */
+ private List<String> getSegmentsToDeleteFromDeepstore(String
tableNameWithType, RetentionStrategy retentionStrategy,
+ List<String> segmentsToExclude)
+ throws IOException {
+
+ List<String> segmentsToDelete = new ArrayList<>();
+ String rawTableName =
TableNameBuilder.extractRawTableName(tableNameWithType);
+ URI tableDataUri =
URIUtils.getUri(_pinotHelixResourceManager.getDataDir(), rawTableName);
+ PinotFS pinotFS = PinotFSFactory.create(tableDataUri.getScheme());
+
+ List<FileMetadata> deepstoreFiles =
pinotFS.listFilesWithMetadata(tableDataUri, false);
Review Comment:
Done
##########
pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/retention/strategy/TimeRetentionStrategy.java:
##########
@@ -50,4 +50,17 @@ public boolean isPurgeable(String tableNameWithType,
SegmentZKMetadata segmentZK
return System.currentTimeMillis() - endTimeMs > _retentionMs;
}
+
+ @Override
+ public boolean isPurgeable(String segmentName, String tableNameWithType,
long endTimeMs) {
Review Comment:
Done
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