ivandika3 commented on code in PR #4585:
URL: https://github.com/apache/ozone/pull/4585#discussion_r1324223726
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hadoop-ozone/recon/src/main/java/org/apache/hadoop/ozone/recon/recovery/ReconOMMetadataManager.java:
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@@ -47,4 +50,26 @@ public interface ReconOMMetadataManager extends
OMMetadataManager {
* @return true if OM Tables are initialized, otherwise false.
*/
boolean isOmTablesInitialized();
+
+ /**
+ * Return all volumes in the file system.
+ * @return all the volumes from the OM DB.
+ */
+ List<OmVolumeArgs> listVolumes() throws IOException;
+
+ /**
+ * Check if volume exists in the OM table.
+ * @param volName volume name without any protocol prefix.
+ * @return true if volume exists, otherwise false.
+ * @throws IOException IOE
+ */
+ boolean volumeExists(String volName) throws IOException;
+
+ /**
+ * List all buckets under a volume.
+ * @param volumeName volume name without protocol prefix.
+ * @return buckets under volume or all buckets if volume is null.
+ */
+ List<OmBucketInfo> listBucketsUnderVolume(
Review Comment:
Updated with limit (default 1000) to bound the number buckets/volumes
returned.
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