[
https://issues.apache.org/jira/browse/HIVE-23353?focusedWorklogId=434909&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-434909
]
ASF GitHub Bot logged work on HIVE-23353:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 19/May/20 11:28
Start Date: 19/May/20 11:28
Worklog Time Spent: 10m
Work Description: pkumarsinha commented on a change in pull request #1021:
URL: https://github.com/apache/hive/pull/1021#discussion_r427228411
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/atlas/AtlasExportProcess.java
##########
@@ -0,0 +1,94 @@
+/*
+ * 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.ql.exec.repl.atlas;
+
+import org.apache.atlas.model.impexp.AtlasExportRequest;
+import org.apache.hadoop.fs.FSDataOutputStream;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.hive.conf.HiveConf;
+import org.apache.hadoop.hive.ql.exec.repl.util.ReplUtils;
+import org.apache.hadoop.hive.ql.parse.SemanticException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * Performs Atlas metadata export.
+ */
+public class AtlasExportProcess extends AtlasProcess {
+ private FileSystem fileSystem = null;
+ protected static final Logger LOG =
LoggerFactory.getLogger(AtlasExportProcess.class);
+ private static final int DEF_BUF_SIZE = 8 * 1024;
+
+ public void run(AtlasReplInfo atlasReplInfo) throws SemanticException {
+ LOG.info("HiveAtlasPlugin: Starting export from:{}",
atlasReplInfo.getStagingDir());
+ try {
+ AtlasExportRequest exportRequest =
atlasRequestBuilder.createExportRequest(atlasReplInfo,
+ getAtlasClusterName(atlasReplInfo.getSrcCluster()));
+ InputStream inputStream = exportData(atlasReplInfo.getAtlasEndpoint(),
exportRequest, atlasReplInfo.getConf());
+ FileSystem fs = getFileSystem(atlasReplInfo);
+ Path exportFilePath = new Path(atlasReplInfo.getStagingDir(),
ReplUtils.REPL_ATLAS_EXPORT_FILE_NAME);
+ writeDataToFile(fs, exportFilePath, inputStream);
+ } catch (SemanticException ex) {
+ throw ex;
+ } catch (Exception ex) {
+ throw new SemanticException(ex);
+ }
+ }
+
+ FileSystem getFileSystem(AtlasReplInfo atlasReplInfo) throws IOException {
+ if (fileSystem != null) {
+ return fileSystem;
+ }
+ return FileSystem.get(atlasReplInfo.getStagingDir().toUri(),
atlasReplInfo.getConf());
+ }
+
+ protected InputStream exportData(String atlasEndpoint, AtlasExportRequest
request, HiveConf conf) throws Exception {
+ return getClient(atlasEndpoint, conf).exportData(request);
+ }
+
+ private void writeDataToFile(FileSystem fs, Path exportFilePath, InputStream
is) throws IOException {
+ long numBytesWritten = writeFile(fs, exportFilePath, is);
+ LOG.info("HiveAtlasPlugin: writing to {} ({} bytes)", exportFilePath,
numBytesWritten);
+ }
+
+ private long writeFile(FileSystem fs, Path exportFilePath, InputStream is)
throws IOException {
Review comment:
done
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/atlas/DummyAtlasRESTClient.java
##########
@@ -0,0 +1,60 @@
+/*
+ * 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.ql.exec.repl.atlas;
+
+import org.apache.atlas.model.impexp.AtlasExportRequest;
+import org.apache.atlas.model.impexp.AtlasImportRequest;
+import org.apache.atlas.model.impexp.AtlasImportResult;
+import org.apache.atlas.model.impexp.AtlasServer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.ByteArrayInputStream;
+import java.io.InputStream;
+import java.nio.charset.Charset;
+import java.util.UUID;
+
+/**
+ * Dummy implementation of RESTClient, encapsulates Atlas' REST APIs.
+ * To be used for testing.
+ */
+public class DummyAtlasRESTClient implements AtlasRESTClient {
Review comment:
Done
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/atlas/AtlasRESTClientImpl.java
##########
@@ -0,0 +1,173 @@
+/*
+ * 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.ql.exec.repl.atlas;
+
+import org.apache.atlas.AtlasClientV2;
+import org.apache.atlas.AtlasServiceException;
+import org.apache.atlas.model.impexp.AtlasExportRequest;
+import org.apache.atlas.model.impexp.AtlasImportRequest;
+import org.apache.atlas.model.impexp.AtlasImportResult;
+import org.apache.atlas.model.impexp.AtlasServer;
+import org.apache.atlas.model.instance.AtlasEntity;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.hive.ql.exec.repl.util.ReplUtils;
+import org.apache.hadoop.hive.ql.parse.SemanticException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.Callable;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+
+import static com.sun.jersey.api.client.ClientResponse.Status.NOT_FOUND;
+
+/**
+ * Implementation of RESTClient, encapsulates Atlas' REST APIs.
+ */
+public class AtlasRESTClientImpl extends RetryingClient implements
AtlasRESTClient{
Review comment:
Done
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Issue Time Tracking
-------------------
Worklog Id: (was: 434909)
Time Spent: 3h 20m (was: 3h 10m)
> Atlas metadata replication scheduling
> -------------------------------------
>
> Key: HIVE-23353
> URL: https://issues.apache.org/jira/browse/HIVE-23353
> Project: Hive
> Issue Type: Task
> Reporter: PRAVIN KUMAR SINHA
> Assignee: PRAVIN KUMAR SINHA
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-23353.01.patch, HIVE-23353.02.patch,
> HIVE-23353.03.patch
>
> Time Spent: 3h 20m
> Remaining Estimate: 0h
>
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