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/hadoop/src/main/java/org/apache/carbondata/hadoop/api/CarbonOutputCommitter.java

/*
 * 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.carbondata.hadoop.api;

import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.carbondata.common.logging.LogService;
import org.apache.carbondata.common.logging.LogServiceFactory;
import org.apache.carbondata.core.constants.CarbonCommonConstants;
import org.apache.carbondata.core.datamap.Segment;
import org.apache.carbondata.core.datamap.status.DataMapStatusManager;
import org.apache.carbondata.core.datastore.filesystem.CarbonFile;
import org.apache.carbondata.core.datastore.impl.FileFactory;
import org.apache.carbondata.core.indexstore.PartitionSpec;
import org.apache.carbondata.core.locks.CarbonLockFactory;
import org.apache.carbondata.core.locks.ICarbonLock;
import org.apache.carbondata.core.locks.LockUsage;
import org.apache.carbondata.core.metadata.SegmentFileStore;
import org.apache.carbondata.core.metadata.schema.table.CarbonTable;
import org.apache.carbondata.core.mutate.CarbonUpdateUtil;
import org.apache.carbondata.core.statusmanager.LoadMetadataDetails;
import org.apache.carbondata.core.statusmanager.SegmentStatus;
import org.apache.carbondata.core.statusmanager.SegmentStatusManager;
import org.apache.carbondata.core.util.CarbonSessionInfo;
import org.apache.carbondata.core.util.ThreadLocalSessionInfo;
import org.apache.carbondata.core.util.path.CarbonTablePath;
import org.apache.carbondata.events.OperationContext;
import org.apache.carbondata.events.OperationListenerBus;
import org.apache.carbondata.processing.loading.events.LoadEvents;
import org.apache.carbondata.processing.loading.model.CarbonLoadModel;
import org.apache.carbondata.processing.util.CarbonLoaderUtil;

import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.JobContext;
import org.apache.hadoop.mapreduce.JobStatus;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter;

/**
 * Outputcommitter which manages the segments during loading.It commits segment information to the
 * tablestatus file upon success or fail.
 */
public class CarbonOutputCommitter extends FileOutputCommitter {

  private static final LogService LOGGER =
      LogServiceFactory.getLogService(CarbonOutputCommitter.class.getName());

  private ICarbonLock segmentLock;

  public CarbonOutputCommitter(Path outputPath, TaskAttemptContext context) throws IOException {
    super(outputPath, context);
  }

  /**
   * Update the tablestatus with inprogress while setup the job.
   *
   * @param context
   * @throws IOException
   */
  @Override public void setupJob(JobContext context) throws IOException {
    super.setupJob(context);
    boolean overwriteSet = CarbonTableOutputFormat.isOverwriteSet(context.getConfiguration());
    CarbonLoadModel loadModel = CarbonTableOutputFormat.getLoadModel(context.getConfiguration());
    if (loadModel.getSegmentId() == null) {
      CarbonLoaderUtil.readAndUpdateLoadProgressInTableMeta(loadModel, overwriteSet);
    }
    // Take segment lock
    segmentLock = CarbonLockFactory.getCarbonLockObj(
        loadModel.getCarbonDataLoadSchema().getCarbonTable().getAbsoluteTableIdentifier(),
        CarbonTablePath.addSegmentPrefix(loadModel.getSegmentId()) + LockUsage.LOCK);
    if (!segmentLock.lockWithRetries()) {
      throw new RuntimeException("Already segment is locked for loading, not supposed happen");
    }
    CarbonTableOutputFormat.setLoadModel(context.getConfiguration(), loadModel);
  }

  @Override public void setupTask(TaskAttemptContext context) throws IOException {
    super.setupTask(context);
  }

  /**
   * Update the tablestatus as success after job is success
   *
   * @param context
   * @throws IOException
   */
  @Override public void commitJob(JobContext context) throws IOException {
    try {
      super.commitJob(context);
    } catch (IOException e) {
      // ignore, in case of concurrent load it try to remove temporary folders by other load may
      // cause file not found exception. This will not impact carbon load,
      LOGGER.warn(e.getMessage());
    }
    boolean overwriteSet = CarbonTableOutputFormat.isOverwriteSet(context.getConfiguration());
    CarbonLoadModel loadModel = CarbonTableOutputFormat.getLoadModel(context.getConfiguration());
    LoadMetadataDetails newMetaEntry = loadModel.getCurrentLoadMetadataDetail();
    String readPath = CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())
        + CarbonCommonConstants.FILE_SEPARATOR
        + loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp() + ".tmp";
    // Merge all partition files into a single file.
    String segmentFileName = SegmentFileStore.genSegmentFileName(
        loadModel.getSegmentId(), String.valueOf(loadModel.getFactTimeStamp()));
    SegmentFileStore.SegmentFile segmentFile = SegmentFileStore
        .mergeSegmentFiles(readPath, segmentFileName,
            CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath()));
    if (segmentFile != null) {
      if (null == newMetaEntry) {
        throw new RuntimeException("Internal Error");
      }
      // Move all files from temp directory of each segment to partition directory
      SegmentFileStore.moveFromTempFolder(segmentFile,
          loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp() + ".tmp",
          loadModel.getTablePath());
      newMetaEntry.setSegmentFile(segmentFileName + CarbonTablePath.SEGMENT_EXT);
    }
    OperationContext operationContext = (OperationContext) getOperationContext();
    String uuid = "";
    if (loadModel.getCarbonDataLoadSchema().getCarbonTable().isChildDataMap() &&
        operationContext != null) {
      uuid = operationContext.getProperty("uuid").toString();
    }
    CarbonLoaderUtil
        .populateNewLoadMetaEntry(newMetaEntry, SegmentStatus.SUCCESS, loadModel.getFactTimeStamp(),
            true);
    CarbonTable carbonTable = loadModel.getCarbonDataLoadSchema().getCarbonTable();
    long segmentSize = CarbonLoaderUtil
        .addDataIndexSizeIntoMetaEntry(newMetaEntry, loadModel.getSegmentId(), carbonTable);
    if (segmentSize > 0 || overwriteSet) {
      if (operationContext != null && carbonTable.hasAggregationDataMap()) {
        operationContext
            .setProperty("current.segmentfile", newMetaEntry.getSegmentFile());
        LoadEvents.LoadTablePreStatusUpdateEvent event =
            new LoadEvents.LoadTablePreStatusUpdateEvent(carbonTable.getCarbonTableIdentifier(),
                loadModel);
        try {
          OperationListenerBus.getInstance().fireEvent(event, operationContext);
        } catch (Exception e) {
          throw new IOException(e);
        }
      }
      String uniqueId = null;
      if (overwriteSet) {
        if (!loadModel.isCarbonTransactionalTable()) {
          CarbonLoaderUtil.deleteNonTransactionalTableForInsertOverwrite(loadModel);
        } else {
          if (segmentSize == 0) {
            newMetaEntry.setSegmentStatus(SegmentStatus.MARKED_FOR_DELETE);
          }
          uniqueId = overwritePartitions(loadModel, newMetaEntry, uuid);
        }
      } else {
        CarbonLoaderUtil.recordNewLoadMetadata(newMetaEntry, loadModel, false, false, uuid);
      }
      DataMapStatusManager.disableAllLazyDataMaps(carbonTable);
      if (operationContext != null) {
        LoadEvents.LoadTablePostStatusUpdateEvent postStatusUpdateEvent =
            new LoadEvents.LoadTablePostStatusUpdateEvent(loadModel);
        try {
          OperationListenerBus.getInstance()
              .fireEvent(postStatusUpdateEvent, operationContext);
        } catch (Exception e) {
          throw new IOException(e);
        }
      }
      String updateTime =
          context.getConfiguration().get(CarbonTableOutputFormat.UPADTE_TIMESTAMP, null);
      String segmentsToBeDeleted =
          context.getConfiguration().get(CarbonTableOutputFormat.SEGMENTS_TO_BE_DELETED, "");
      List<Segment> segmentDeleteList = Segment.toSegmentList(segmentsToBeDeleted.split(","), null);
      Set<Segment> segmentSet = new HashSet<>(
          new SegmentStatusManager(carbonTable.getAbsoluteTableIdentifier())
              .getValidAndInvalidSegments().getValidSegments());
      if (updateTime != null) {
        CarbonUpdateUtil.updateTableMetadataStatus(segmentSet, carbonTable, updateTime, true,
            segmentDeleteList);
      } else if (uniqueId != null) {
        CarbonUpdateUtil.updateTableMetadataStatus(segmentSet, carbonTable, uniqueId, true,
            segmentDeleteList);
      }
    } else {
      CarbonLoaderUtil.updateTableStatusForFailure(loadModel);
    }
    if (segmentLock != null) {
      segmentLock.unlock();
    }
  }

  /**
   * Overwrite the partitions in case of overwrite query. It just updates the partition map files
   * of all segment files.
   *
   * @param loadModel
   * @return
   * @throws IOException
   */
  private String overwritePartitions(CarbonLoadModel loadModel, LoadMetadataDetails newMetaEntry,
      String uuid) throws IOException {
    CarbonTable table = loadModel.getCarbonDataLoadSchema().getCarbonTable();
    SegmentFileStore fileStore = new SegmentFileStore(loadModel.getTablePath(),
        loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp()
            + CarbonTablePath.SEGMENT_EXT);
    List<PartitionSpec> partitionSpecs = fileStore.getPartitionSpecs();

    if (partitionSpecs != null && partitionSpecs.size() > 0) {
      List<Segment> validSegments =
          new SegmentStatusManager(table.getAbsoluteTableIdentifier()).getValidAndInvalidSegments()
              .getValidSegments();
      String uniqueId = String.valueOf(System.currentTimeMillis());
      List<String> tobeUpdatedSegs = new ArrayList<>();
      List<String> tobeDeletedSegs = new ArrayList<>();
      // First drop the partitions from partition mapper files of each segment
      for (Segment segment : validSegments) {
        new SegmentFileStore(table.getTablePath(), segment.getSegmentFileName())
            .dropPartitions(segment, partitionSpecs, uniqueId, tobeDeletedSegs, tobeUpdatedSegs);

      }
      newMetaEntry.setUpdateStatusFileName(uniqueId);
      // Commit the removed partitions in carbon store.
      CarbonLoaderUtil.recordNewLoadMetadata(newMetaEntry, loadModel, false, false, uuid,
          Segment.toSegmentList(tobeDeletedSegs, null),
          Segment.toSegmentList(tobeUpdatedSegs, null));
      return uniqueId;
    }
    return null;
  }

  private Object getOperationContext() {
    // when validate segments is disabled in thread local update it to CarbonTableInputFormat
    CarbonSessionInfo carbonSessionInfo = ThreadLocalSessionInfo.getCarbonSessionInfo();
    if (carbonSessionInfo != null) {
      return carbonSessionInfo.getThreadParams().getExtraInfo("partition.operationcontext");
    }
    return null;
  }

  /**
   * Update the tablestatus as fail if any fail happens.And also clean up the temp folders if any
   * are existed.
   *
   * @param context
   * @param state
   * @throws IOException
   */
  @Override public void abortJob(JobContext context, JobStatus.State state) throws IOException {
    try {
      super.abortJob(context, state);
      CarbonLoadModel loadModel = CarbonTableOutputFormat.getLoadModel(context.getConfiguration());
      CarbonLoaderUtil.updateTableStatusForFailure(loadModel);
      String segmentFileName = loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp();
      LoadMetadataDetails metadataDetail = loadModel.getCurrentLoadMetadataDetail();
      if (metadataDetail != null) {
        // In case the segment file is already created for this job then just link it so that it
        // will be used while cleaning.
        if (!metadataDetail.getSegmentStatus().equals(SegmentStatus.SUCCESS)) {
          String readPath = CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())
              + CarbonCommonConstants.FILE_SEPARATOR + segmentFileName
              + CarbonTablePath.SEGMENT_EXT;
          if (FileFactory.getCarbonFile(readPath).exists()) {
            metadataDetail.setSegmentFile(segmentFileName + CarbonTablePath.SEGMENT_EXT);
          }
        }
      }
      // Clean the temp files
      CarbonFile segTmpFolder = FileFactory.getCarbonFile(
          CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())
              + CarbonCommonConstants.FILE_SEPARATOR + segmentFileName + ".tmp");
      // delete temp segment folder
      if (segTmpFolder.exists()) {
        FileFactory.deleteAllCarbonFilesOfDir(segTmpFolder);
      }
      CarbonFile segmentFilePath = FileFactory.getCarbonFile(
          CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())
              + CarbonCommonConstants.FILE_SEPARATOR + segmentFileName
              + CarbonTablePath.SEGMENT_EXT);
      // Delete the temp data folders of this job if exists
      if (segmentFilePath.exists()) {
        SegmentFileStore fileStore = new SegmentFileStore(loadModel.getTablePath(),
            segmentFileName + CarbonTablePath.SEGMENT_EXT);
        SegmentFileStore.removeTempFolder(fileStore.getLocationMap(), segmentFileName + ".tmp",
            loadModel.getTablePath());
      }
      LOGGER.error("Loading failed with job status : " + state);
    } finally {
      if (segmentLock != null) {
        segmentLock.unlock();
      }
    }
  }

}

1	/*
2	* Licensed to the Apache Software Foundation (ASF) under one or more
3	* contributor license agreements. See the NOTICE file distributed with
4	* this work for additional information regarding copyright ownership.
5	* The ASF licenses this file to You under the Apache License, Version 2.0
6	* (the "License"); you may not use this file except in compliance with
7	* the License. You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*/
17
18	package org.apache.carbondata.hadoop.api;
19
20	import java.io.IOException;
21	import java.util.ArrayList;
22	import java.util.HashSet;
23	import java.util.List;
24	import java.util.Set;
25
26	import org.apache.carbondata.common.logging.LogService;
27	import org.apache.carbondata.common.logging.LogServiceFactory;
28	import org.apache.carbondata.core.constants.CarbonCommonConstants;
29	import org.apache.carbondata.core.datamap.Segment;
30	import org.apache.carbondata.core.datamap.status.DataMapStatusManager;
31	import org.apache.carbondata.core.datastore.filesystem.CarbonFile;
32	import org.apache.carbondata.core.datastore.impl.FileFactory;
33	import org.apache.carbondata.core.indexstore.PartitionSpec;
34	import org.apache.carbondata.core.locks.CarbonLockFactory;
35	import org.apache.carbondata.core.locks.ICarbonLock;
36	import org.apache.carbondata.core.locks.LockUsage;
37	import org.apache.carbondata.core.metadata.SegmentFileStore;
38	import org.apache.carbondata.core.metadata.schema.table.CarbonTable;
39	import org.apache.carbondata.core.mutate.CarbonUpdateUtil;
40	import org.apache.carbondata.core.statusmanager.LoadMetadataDetails;
41	import org.apache.carbondata.core.statusmanager.SegmentStatus;
42	import org.apache.carbondata.core.statusmanager.SegmentStatusManager;
43	import org.apache.carbondata.core.util.CarbonSessionInfo;
44	import org.apache.carbondata.core.util.ThreadLocalSessionInfo;
45	import org.apache.carbondata.core.util.path.CarbonTablePath;
46	import org.apache.carbondata.events.OperationContext;
47	import org.apache.carbondata.events.OperationListenerBus;
48	import org.apache.carbondata.processing.loading.events.LoadEvents;
49	import org.apache.carbondata.processing.loading.model.CarbonLoadModel;
50	import org.apache.carbondata.processing.util.CarbonLoaderUtil;
51
52	import org.apache.hadoop.fs.Path;
53	import org.apache.hadoop.mapreduce.JobContext;
54	import org.apache.hadoop.mapreduce.JobStatus;
55	import org.apache.hadoop.mapreduce.TaskAttemptContext;
56	import org.apache.hadoop.mapreduce.lib.output.FileOutputCommitter;
57
58	/**
59	* Outputcommitter which manages the segments during loading.It commits segment information to the
60	* tablestatus file upon success or fail.
61	*/
62	public class CarbonOutputCommitter extends FileOutputCommitter {
63
64	private static final LogService LOGGER =	2✔
65	LogServiceFactory.getLogService(CarbonOutputCommitter.class.getName());	2✔
66
67	private ICarbonLock segmentLock;
68
69	public CarbonOutputCommitter(Path outputPath, TaskAttemptContext context) throws IOException {
70	super(outputPath, context);	2✔
71	}	2✔
72
73	/**
74	* Update the tablestatus with inprogress while setup the job.
75	*
76	* @param context
77	* @throws IOException
78	*/
79	@Override public void setupJob(JobContext context) throws IOException {
80	super.setupJob(context);	2✔
81	boolean overwriteSet = CarbonTableOutputFormat.isOverwriteSet(context.getConfiguration());	2✔
82	CarbonLoadModel loadModel = CarbonTableOutputFormat.getLoadModel(context.getConfiguration());	2✔
83	if (loadModel.getSegmentId() == null) {	2✔
84	CarbonLoaderUtil.readAndUpdateLoadProgressInTableMeta(loadModel, overwriteSet);	×
85	}
86	// Take segment lock
87	segmentLock = CarbonLockFactory.getCarbonLockObj(	2✔
88	loadModel.getCarbonDataLoadSchema().getCarbonTable().getAbsoluteTableIdentifier(),	2✔
89	CarbonTablePath.addSegmentPrefix(loadModel.getSegmentId()) + LockUsage.LOCK);	2✔
90	if (!segmentLock.lockWithRetries()) {	2✔
91	throw new RuntimeException("Already segment is locked for loading, not supposed happen");	×
92	}
93	CarbonTableOutputFormat.setLoadModel(context.getConfiguration(), loadModel);	2✔
94	}	2✔
95
96	@Override public void setupTask(TaskAttemptContext context) throws IOException {
97	super.setupTask(context);	2✔
98	}	2✔
99
100	/**
101	* Update the tablestatus as success after job is success
102	*
103	* @param context
104	* @throws IOException
105	*/
106	@Override public void commitJob(JobContext context) throws IOException {
107	try {
108	super.commitJob(context);	2✔
109	} catch (IOException e) {	1✔
110	// ignore, in case of concurrent load it try to remove temporary folders by other load may
111	// cause file not found exception. This will not impact carbon load,
112	LOGGER.warn(e.getMessage());	1✔
113	}	2✔
114	boolean overwriteSet = CarbonTableOutputFormat.isOverwriteSet(context.getConfiguration());	2✔
115	CarbonLoadModel loadModel = CarbonTableOutputFormat.getLoadModel(context.getConfiguration());	2✔
116	LoadMetadataDetails newMetaEntry = loadModel.getCurrentLoadMetadataDetail();	2✔
117	String readPath = CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())	2✔
118	+ CarbonCommonConstants.FILE_SEPARATOR
119	+ loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp() + ".tmp";	2✔
120	// Merge all partition files into a single file.
121	String segmentFileName = SegmentFileStore.genSegmentFileName(	2✔
122	loadModel.getSegmentId(), String.valueOf(loadModel.getFactTimeStamp()));	2✔
123	SegmentFileStore.SegmentFile segmentFile = SegmentFileStore	2✔
124	.mergeSegmentFiles(readPath, segmentFileName,	2✔
125	CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath()));	2✔
126	if (segmentFile != null) {	2✔
127	if (null == newMetaEntry) {	1✔
128	throw new RuntimeException("Internal Error");	×
129	}
130	// Move all files from temp directory of each segment to partition directory
131	SegmentFileStore.moveFromTempFolder(segmentFile,	1✔
132	loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp() + ".tmp",	1✔
133	loadModel.getTablePath());	1✔
134	newMetaEntry.setSegmentFile(segmentFileName + CarbonTablePath.SEGMENT_EXT);	1✔
135	}
136	OperationContext operationContext = (OperationContext) getOperationContext();	2✔
137	String uuid = "";	2✔
138	if (loadModel.getCarbonDataLoadSchema().getCarbonTable().isChildDataMap() &&	2✔
139	operationContext != null) {
140	uuid = operationContext.getProperty("uuid").toString();	1✔
141	}
142	CarbonLoaderUtil	2✔
143	.populateNewLoadMetaEntry(newMetaEntry, SegmentStatus.SUCCESS, loadModel.getFactTimeStamp(),	1✔
144	true);
145	CarbonTable carbonTable = loadModel.getCarbonDataLoadSchema().getCarbonTable();	1✔
146	long segmentSize = CarbonLoaderUtil	1✔
147	.addDataIndexSizeIntoMetaEntry(newMetaEntry, loadModel.getSegmentId(), carbonTable);	1✔
148	if (segmentSize > 0 \|\| overwriteSet) {	1✔
149	if (operationContext != null && carbonTable.hasAggregationDataMap()) {	1✔
150	operationContext	1✔
151	.setProperty("current.segmentfile", newMetaEntry.getSegmentFile());	1✔
152	LoadEvents.LoadTablePreStatusUpdateEvent event =	1✔
153	new LoadEvents.LoadTablePreStatusUpdateEvent(carbonTable.getCarbonTableIdentifier(),	1✔
154	loadModel);
155	try {
156	OperationListenerBus.getInstance().fireEvent(event, operationContext);	1✔
157	} catch (Exception e) {	×
158	throw new IOException(e);	×
159	}	1✔
160	}
161	String uniqueId = null;	1✔
162	if (overwriteSet) {	1✔
163	if (!loadModel.isCarbonTransactionalTable()) {	1✔
164	CarbonLoaderUtil.deleteNonTransactionalTableForInsertOverwrite(loadModel);	×
165	} else {
166	if (segmentSize == 0) {	1✔
167	newMetaEntry.setSegmentStatus(SegmentStatus.MARKED_FOR_DELETE);	1✔
168	}
169	uniqueId = overwritePartitions(loadModel, newMetaEntry, uuid);	1✔
170	}
171	} else {
172	CarbonLoaderUtil.recordNewLoadMetadata(newMetaEntry, loadModel, false, false, uuid);	1✔
173	}
174	DataMapStatusManager.disableAllLazyDataMaps(carbonTable);	1✔
175	if (operationContext != null) {	1✔
176	LoadEvents.LoadTablePostStatusUpdateEvent postStatusUpdateEvent =	1✔
177	new LoadEvents.LoadTablePostStatusUpdateEvent(loadModel);
178	try {
179	OperationListenerBus.getInstance()	1✔
180	.fireEvent(postStatusUpdateEvent, operationContext);	1✔
181	} catch (Exception e) {	×
182	throw new IOException(e);	×
183	}	1✔
184	}
185	String updateTime =	1✔
186	context.getConfiguration().get(CarbonTableOutputFormat.UPADTE_TIMESTAMP, null);	1✔
187	String segmentsToBeDeleted =	1✔
188	context.getConfiguration().get(CarbonTableOutputFormat.SEGMENTS_TO_BE_DELETED, "");	1✔
189	List<Segment> segmentDeleteList = Segment.toSegmentList(segmentsToBeDeleted.split(","), null);	1✔
190	Set<Segment> segmentSet = new HashSet<>(	1✔
191	new SegmentStatusManager(carbonTable.getAbsoluteTableIdentifier())	1✔
192	.getValidAndInvalidSegments().getValidSegments());	1✔
193	if (updateTime != null) {	1✔
194	CarbonUpdateUtil.updateTableMetadataStatus(segmentSet, carbonTable, updateTime, true,	1✔
195	segmentDeleteList);
196	} else if (uniqueId != null) {	1✔
197	CarbonUpdateUtil.updateTableMetadataStatus(segmentSet, carbonTable, uniqueId, true,	1✔
198	segmentDeleteList);
199	}
200	} else {	1✔
201	CarbonLoaderUtil.updateTableStatusForFailure(loadModel);	1✔
202	}
203	if (segmentLock != null) {	1✔
204	segmentLock.unlock();	1✔
205	}
206	}	1✔
207
208	/**
209	* Overwrite the partitions in case of overwrite query. It just updates the partition map files
210	* of all segment files.
211	*
212	* @param loadModel
213	* @return
214	* @throws IOException
215	*/
216	private String overwritePartitions(CarbonLoadModel loadModel, LoadMetadataDetails newMetaEntry,
217	String uuid) throws IOException {
218	CarbonTable table = loadModel.getCarbonDataLoadSchema().getCarbonTable();	1✔
219	SegmentFileStore fileStore = new SegmentFileStore(loadModel.getTablePath(),	1✔
220	loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp()	1✔
221	+ CarbonTablePath.SEGMENT_EXT);
222	List<PartitionSpec> partitionSpecs = fileStore.getPartitionSpecs();	1✔
223
224	if (partitionSpecs != null && partitionSpecs.size() > 0) {	1✔
225	List<Segment> validSegments =	1✔
226	new SegmentStatusManager(table.getAbsoluteTableIdentifier()).getValidAndInvalidSegments()	1✔
227	.getValidSegments();	1✔
228	String uniqueId = String.valueOf(System.currentTimeMillis());	1✔
229	List<String> tobeUpdatedSegs = new ArrayList<>();	1✔
230	List<String> tobeDeletedSegs = new ArrayList<>();	1✔
231	// First drop the partitions from partition mapper files of each segment
232	for (Segment segment : validSegments) {	1✔
233	new SegmentFileStore(table.getTablePath(), segment.getSegmentFileName())	1✔
234	.dropPartitions(segment, partitionSpecs, uniqueId, tobeDeletedSegs, tobeUpdatedSegs);	1✔
235
236	}	1✔
237	newMetaEntry.setUpdateStatusFileName(uniqueId);	1✔
238	// Commit the removed partitions in carbon store.
239	CarbonLoaderUtil.recordNewLoadMetadata(newMetaEntry, loadModel, false, false, uuid,	1✔
240	Segment.toSegmentList(tobeDeletedSegs, null),	1✔
241	Segment.toSegmentList(tobeUpdatedSegs, null));	1✔
242	return uniqueId;	1✔
243	}
244	return null;	1✔
245	}
246
247	private Object getOperationContext() {
248	// when validate segments is disabled in thread local update it to CarbonTableInputFormat
249	CarbonSessionInfo carbonSessionInfo = ThreadLocalSessionInfo.getCarbonSessionInfo();	2✔
250	if (carbonSessionInfo != null) {	2✔
251	return carbonSessionInfo.getThreadParams().getExtraInfo("partition.operationcontext");	1✔
252	}
253	return null;	2✔
254	}
255
256	/**
257	* Update the tablestatus as fail if any fail happens.And also clean up the temp folders if any
258	* are existed.
259	*
260	* @param context
261	* @param state
262	* @throws IOException
263	*/
264	@Override public void abortJob(JobContext context, JobStatus.State state) throws IOException {
265	try {
266	super.abortJob(context, state);	2✔
267	CarbonLoadModel loadModel = CarbonTableOutputFormat.getLoadModel(context.getConfiguration());	2✔
268	CarbonLoaderUtil.updateTableStatusForFailure(loadModel);	2✔
269	String segmentFileName = loadModel.getSegmentId() + "_" + loadModel.getFactTimeStamp();	2✔
270	LoadMetadataDetails metadataDetail = loadModel.getCurrentLoadMetadataDetail();	2✔
271	if (metadataDetail != null) {	2✔
272	// In case the segment file is already created for this job then just link it so that it
273	// will be used while cleaning.
274	if (!metadataDetail.getSegmentStatus().equals(SegmentStatus.SUCCESS)) {	1✔
275	String readPath = CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())	1✔
276	+ CarbonCommonConstants.FILE_SEPARATOR + segmentFileName
277	+ CarbonTablePath.SEGMENT_EXT;
278	if (FileFactory.getCarbonFile(readPath).exists()) {	1✔
279	metadataDetail.setSegmentFile(segmentFileName + CarbonTablePath.SEGMENT_EXT);	×
280	}
281	}
282	}
283	// Clean the temp files
284	CarbonFile segTmpFolder = FileFactory.getCarbonFile(	2✔
285	CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())	2✔
286	+ CarbonCommonConstants.FILE_SEPARATOR + segmentFileName + ".tmp");
287	// delete temp segment folder
288	if (segTmpFolder.exists()) {	2✔
289	FileFactory.deleteAllCarbonFilesOfDir(segTmpFolder);	×
290	}
291	CarbonFile segmentFilePath = FileFactory.getCarbonFile(	2✔
292	CarbonTablePath.getSegmentFilesLocation(loadModel.getTablePath())	2✔
293	+ CarbonCommonConstants.FILE_SEPARATOR + segmentFileName
294	+ CarbonTablePath.SEGMENT_EXT);
295	// Delete the temp data folders of this job if exists
296	if (segmentFilePath.exists()) {	2✔
297	SegmentFileStore fileStore = new SegmentFileStore(loadModel.getTablePath(),	×
298	segmentFileName + CarbonTablePath.SEGMENT_EXT);
299	SegmentFileStore.removeTempFolder(fileStore.getLocationMap(), segmentFileName + ".tmp",	×
300	loadModel.getTablePath());	×
301	}
302	LOGGER.error("Loading failed with job status : " + state);	2✔
303	} finally {
304	if (segmentLock != null) {	2✔
305	segmentLock.unlock();	2✔
306	}
307	}	×
308	}	2✔
309
310	}

apache / carbondata / 7918

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