priyeshkaratha commented on code in PR #9326: URL: https://github.com/apache/ozone/pull/9326#discussion_r2543000446
########## hadoop-ozone/recon/src/main/java/org/apache/hadoop/ozone/recon/api/StorageDistributionEndpoint.java: ########## @@ -0,0 +1,343 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.hadoop.ozone.recon.api; + +import static org.apache.hadoop.ozone.om.codec.OMDBDefinition.FILE_TABLE; +import static org.apache.hadoop.ozone.om.codec.OMDBDefinition.KEY_TABLE; + +import java.io.IOException; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; +import java.util.stream.Collectors; +import javax.inject.Inject; +import javax.ws.rs.GET; +import javax.ws.rs.Path; +import javax.ws.rs.Produces; +import javax.ws.rs.core.Response; +import org.apache.hadoop.hdds.protocol.DatanodeDetails; +import org.apache.hadoop.hdds.protocol.proto.HddsProtos.DeletedBlocksTransactionSummary; +import org.apache.hadoop.hdds.scm.container.placement.metrics.SCMNodeMetric; +import org.apache.hadoop.hdds.scm.container.placement.metrics.SCMNodeStat; +import org.apache.hadoop.hdds.scm.protocol.StorageContainerLocationProtocol; +import org.apache.hadoop.hdds.scm.server.OzoneStorageContainerManager; +import org.apache.hadoop.ozone.recon.ReconUtils; +import org.apache.hadoop.ozone.recon.api.types.DUResponse; +import org.apache.hadoop.ozone.recon.api.types.DatanodeStorageReport; +import org.apache.hadoop.ozone.recon.api.types.DeletionPendingBytesByComponent; +import org.apache.hadoop.ozone.recon.api.types.GlobalNamespaceReport; +import org.apache.hadoop.ozone.recon.api.types.GlobalStorageReport; +import org.apache.hadoop.ozone.recon.api.types.KeyInsightInfoResponse; +import org.apache.hadoop.ozone.recon.api.types.StorageCapacityDistributionResponse; +import org.apache.hadoop.ozone.recon.api.types.UsedSpaceBreakDown; +import org.apache.hadoop.ozone.recon.scm.ReconNodeManager; +import org.apache.hadoop.ozone.recon.tasks.OmTableInsightTask; +import org.apache.ozone.recon.schema.generated.tables.daos.GlobalStatsDao; +import org.apache.ozone.recon.schema.generated.tables.pojos.GlobalStats; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * This endpoint handles requests related to storage distribution across + * different datanodes in a Recon instance. It provides detailed reports + * on storage capacity, utilization, and associated metrics. + * <p> + * The data is aggregated from multiple sources, including node manager + * statistics, and is used to construct responses with information + * about global storage and namespace usage, storage usage breakdown, + * and deletion operations in progress. + * <p> + * An instance of {@link ReconNodeManager} is used to fetch detailed + * node-specific statistics required for generating the report. + */ +@Path("/storageDistribution") +@Produces("application/json") +@AdminOnly +public class StorageDistributionEndpoint { + private final ReconNodeManager nodeManager; + private final OMDBInsightEndpoint omdbInsightEndpoint; + private final NSSummaryEndpoint nsSummaryEndpoint; + private final StorageContainerLocationProtocol scmClient; + private static Logger log = LoggerFactory.getLogger(StorageDistributionEndpoint.class); Review Comment: Done -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
