[
https://issues.apache.org/jira/browse/HIVE-23353?focusedWorklogId=434417&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-434417
]
ASF GitHub Bot logged work on HIVE-23353:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 18/May/20 14:35
Start Date: 18/May/20 14:35
Worklog Time Spent: 10m
Work Description: pkumarsinha commented on a change in pull request #1021:
URL: https://github.com/apache/hive/pull/1021#discussion_r426672628
##########
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{
+ private static final Logger LOG =
LoggerFactory.getLogger(AtlasRESTClientImpl.class);
+ private final AtlasClientV2 clientV2;
+
+ public AtlasRESTClientImpl(AtlasClientV2 clientV2) {
+ this.clientV2 = clientV2;
+ }
+
+ private static <T> T runWithTimeout(Callable<T> callable, long timeout,
TimeUnit timeUnit) throws Exception {
+ final ExecutorService executor = Executors.newSingleThreadExecutor();
+ final Future<T> future = executor.submit(callable);
+ executor.shutdown();
+ try {
+ return future.get(timeout, timeUnit);
+ } catch (TimeoutException e) {
+ future.cancel(true);
+ throw e;
+ } catch (ExecutionException e) {
+ Throwable t = e.getCause();
+ if (t instanceof Error) {
+ throw (Error) t;
+ } else if (t instanceof Exception) {
+ throw (Exception) t;
+ } else {
+ throw new IllegalStateException(t);
+ }
+ }
+ }
+
+ public InputStream exportData(AtlasExportRequest request) throws Exception {
+ LOG.debug("exportData: {}" + request);
+ return invokeWithRetry(new Callable<InputStream>() {
+ @Override
+ public InputStream call() throws Exception {
+ return clientV2.exportData(request);
+ }
+ }, null);
+ }
+
+ public AtlasImportResult importData(AtlasImportRequest request,
AtlasReplInfo atlasReplInfo) throws Exception {
+ AtlasImportResult defaultResult = getDefaultAtlasImportResult(request);
+ Path exportFilePath = new Path(atlasReplInfo.getStagingDir(),
ReplUtils.REPL_ATLAS_EXPORT_FILE_NAME);
+ FileSystem fs = FileSystem.get(exportFilePath.toUri(),
atlasReplInfo.getConf());
+ if (!fs.exists(exportFilePath)) {
+ return defaultResult;
+ }
+ LOG.debug("HiveAtlasPlugin:importData: {}" + request);
+ return invokeWithRetry(new Callable<AtlasImportResult>() {
+ @Override
+ public AtlasImportResult call() throws Exception {
+ InputStream is = null;
+ try {
+ is = fs.open(exportFilePath);
+ return clientV2.importData(request, is);
+ } finally {
+ if (is != null) {
+ is.close();
+ }
+ }
+ }
+ }, defaultResult);
+ }
+
+ private AtlasImportResult getDefaultAtlasImportResult(AtlasImportRequest
request) {
Review comment:
Using it in AtlasRESTClientImpl.
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Issue Time Tracking
-------------------
Worklog Id: (was: 434417)
Time Spent: 1h 50m (was: 1h 40m)
> 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
>
> Time Spent: 1h 50m
> Remaining Estimate: 0h
>
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