[
https://issues.apache.org/jira/browse/HIVE-24526?focusedWorklogId=530548&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-530548
]
ASF GitHub Bot logged work on HIVE-24526:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 04/Jan/21 07:49
Start Date: 04/Jan/21 07:49
Worklog Time Spent: 10m
Work Description: pkumarsinha commented on a change in pull request #1768:
URL: https://github.com/apache/hive/pull/1768#discussion_r551156543
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/tools/metatool/MetaToolTaskDiffExtTblLocs.java
##########
@@ -0,0 +1,165 @@
+/*
+ * 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.hive.metastore.tools.metatool;
+
+import org.codehaus.jettison.json.JSONArray;
+import org.codehaus.jettison.json.JSONException;
+import org.codehaus.jettison.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+public class MetaToolTaskDiffExtTblLocs extends MetaToolTask {
+ private static final Logger LOG =
LoggerFactory.getLogger(MetaToolTaskDiffExtTblLocs.class);
+ @Override
+ void execute() {
+ String[] args = getCl().getDiffExtTblLocsParams();
+ try {
+ File file1 = new File(args[0]);
+ File file2 = new File(args[1]);
+ String ouputDir = args[2];
Review comment:
Validate for args count, print usage message on failure.
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/tools/metatool/MetaToolTaskDiffExtTblLocs.java
##########
@@ -0,0 +1,165 @@
+/*
+ * 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.hive.metastore.tools.metatool;
+
+import org.codehaus.jettison.json.JSONArray;
+import org.codehaus.jettison.json.JSONException;
+import org.codehaus.jettison.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+public class MetaToolTaskDiffExtTblLocs extends MetaToolTask {
+ private static final Logger LOG =
LoggerFactory.getLogger(MetaToolTaskDiffExtTblLocs.class);
+ @Override
+ void execute() {
+ String[] args = getCl().getDiffExtTblLocsParams();
+ try {
+ File file1 = new File(args[0]);
+ File file2 = new File(args[1]);
+ String ouputDir = args[2];
+ String outFileName = "diff_" + System.currentTimeMillis();
+ System.out.println("Writing diff to " + outFileName);
+ if (!file1.exists()) {
+ System.out.println("Input " + args[0] + " does not exist.");
+ return;
+ }
+ if (!file2.exists()) {
+ System.out.println("Input " + args[1] + " does not exist.");
+ return;
+ }
+ JSONObject jsonObject = getDiffJson(args);
+ FileWriter fw = new FileWriter(ouputDir + "/" + outFileName);
+ PrintWriter pw = new PrintWriter(fw);
+ pw.println(jsonObject.toString(4).replace("\\", ""));
+ pw.close();
+ } catch (Exception e) {
+ LOG.error("Generating diff of external table locations failed: ", e);
Review comment:
Some of logs are console based, some are in Logger?
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/tools/metatool/MetaToolTaskDiffExtTblLocs.java
##########
@@ -0,0 +1,165 @@
+/*
+ * 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.hive.metastore.tools.metatool;
+
+import org.codehaus.jettison.json.JSONArray;
+import org.codehaus.jettison.json.JSONException;
+import org.codehaus.jettison.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+public class MetaToolTaskDiffExtTblLocs extends MetaToolTask {
+ private static final Logger LOG =
LoggerFactory.getLogger(MetaToolTaskDiffExtTblLocs.class);
+ @Override
+ void execute() {
+ String[] args = getCl().getDiffExtTblLocsParams();
+ try {
+ File file1 = new File(args[0]);
+ File file2 = new File(args[1]);
+ String ouputDir = args[2];
+ String outFileName = "diff_" + System.currentTimeMillis();
+ System.out.println("Writing diff to " + outFileName);
+ if (!file1.exists()) {
+ System.out.println("Input " + args[0] + " does not exist.");
+ return;
+ }
+ if (!file2.exists()) {
+ System.out.println("Input " + args[1] + " does not exist.");
+ return;
+ }
+ JSONObject jsonObject = getDiffJson(args);
+ FileWriter fw = new FileWriter(ouputDir + "/" + outFileName);
+ PrintWriter pw = new PrintWriter(fw);
+ pw.println(jsonObject.toString(4).replace("\\", ""));
+ pw.close();
+ } catch (Exception e) {
+ LOG.error("Generating diff of external table locations failed: ", e);
+ }
+ }
+
+ private JSONObject getDiffJson(String fileNames[]) throws IOException,
JSONException {
+ File file1 = new File(fileNames[0]);
+ File file2 = new File(fileNames[1]);
Review comment:
This whole thing can be refactored and moved to a method
##########
File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/tools/metatool/MetaToolTaskDiffExtTblLocs.java
##########
@@ -0,0 +1,165 @@
+/*
+ * 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.hive.metastore.tools.metatool;
+
+import org.codehaus.jettison.json.JSONArray;
+import org.codehaus.jettison.json.JSONException;
+import org.codehaus.jettison.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+public class MetaToolTaskDiffExtTblLocs extends MetaToolTask {
+ private static final Logger LOG =
LoggerFactory.getLogger(MetaToolTaskDiffExtTblLocs.class);
+ @Override
+ void execute() {
+ String[] args = getCl().getDiffExtTblLocsParams();
+ try {
+ File file1 = new File(args[0]);
+ File file2 = new File(args[1]);
+ String ouputDir = args[2];
+ String outFileName = "diff_" + System.currentTimeMillis();
+ System.out.println("Writing diff to " + outFileName);
+ if (!file1.exists()) {
+ System.out.println("Input " + args[0] + " does not exist.");
+ return;
+ }
+ if (!file2.exists()) {
+ System.out.println("Input " + args[1] + " does not exist.");
+ return;
+ }
+ JSONObject jsonObject = getDiffJson(args);
+ FileWriter fw = new FileWriter(ouputDir + "/" + outFileName);
+ PrintWriter pw = new PrintWriter(fw);
+ pw.println(jsonObject.toString(4).replace("\\", ""));
+ pw.close();
+ } catch (Exception e) {
+ LOG.error("Generating diff of external table locations failed: ", e);
+ }
+ }
+
+ private JSONObject getDiffJson(String fileNames[]) throws IOException,
JSONException {
+ File file1 = new File(fileNames[0]);
Review comment:
Already had file handles, why not to pass them and use here?
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Issue Time Tracking
-------------------
Worklog Id: (was: 530548)
Time Spent: 0.5h (was: 20m)
> Get grouped locations of external table data using metatool.
> ------------------------------------------------------------
>
> Key: HIVE-24526
> URL: https://issues.apache.org/jira/browse/HIVE-24526
> Project: Hive
> Issue Type: Task
> Reporter: Arko Sharma
> Assignee: Arko Sharma
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-24526.01.patch, HIVE-24526.02.patch,
> HIVE-24526.03.patch, HIVE-24526.04.patch
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> Add a functionality to metatool to get a list of locations which cover all
> external-table data-locations for a database specified by user.
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