| /* |
| * 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 maynot 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 applicablelaw 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.phoenix.end2end; |
| |
| import static org.apache.phoenix.util.TestUtil.TEST_PROPERTIES; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.sql.Connection; |
| import java.sql.DriverManager; |
| import java.sql.ResultSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Properties; |
| |
| import org.apache.hadoop.hbase.HConstants; |
| import org.apache.hadoop.hbase.client.Result; |
| import org.apache.hadoop.hbase.coprocessor.ObserverContext; |
| import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment; |
| import org.apache.hadoop.hbase.coprocessor.SimpleRegionObserver; |
| import org.apache.hadoop.hbase.regionserver.InternalScanner; |
| import org.apache.phoenix.util.PropertiesUtil; |
| import org.apache.phoenix.util.ReadOnlyProps; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import com.google.common.collect.Maps; |
| |
| |
| public class RenewLeaseIT extends BaseUniqueNamesOwnClusterIT { |
| private static final long SCANNER_LEASE_TIMEOUT = 12000; |
| private static volatile boolean SLEEP_NOW = false; |
| private final static String TABLE_NAME = generateUniqueName(); |
| |
| @BeforeClass |
| public static synchronized void doSetup() throws Exception { |
| Map<String, String> serverProps = Maps.newHashMapWithExpectedSize(1); |
| serverProps.put("hbase.coprocessor.region.classes", SleepingRegionObserver.class.getName()); |
| Map<String,String> clientProps = Maps.newHashMapWithExpectedSize(1); |
| // Must update config before starting server |
| serverProps.put(HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD, Long.toString(SCANNER_LEASE_TIMEOUT)); |
| setUpTestDriver(new ReadOnlyProps(serverProps.entrySet().iterator()), new ReadOnlyProps(clientProps.entrySet().iterator())); |
| } |
| |
| @Test |
| public void testLeaseDoesNotTimeout() throws Exception { |
| Properties props = PropertiesUtil.deepCopy(TEST_PROPERTIES); |
| Connection conn = DriverManager.getConnection(url, props); |
| conn.createStatement().execute("create table " + TABLE_NAME + "(k VARCHAR PRIMARY KEY)"); |
| SLEEP_NOW = true; |
| try { |
| ResultSet rs = conn.createStatement().executeQuery("select count(*) from " + TABLE_NAME); |
| assertTrue(rs.next()); |
| assertEquals(0, rs.getLong(1)); |
| } finally { |
| SLEEP_NOW = false; |
| } |
| } |
| |
| public static class SleepingRegionObserver extends SimpleRegionObserver { |
| public SleepingRegionObserver() {} |
| |
| @Override |
| public boolean preScannerNext(final ObserverContext<RegionCoprocessorEnvironment> c, |
| final InternalScanner s, final List<Result> results, |
| final int limit, final boolean hasMore) throws IOException { |
| try { |
| if (SLEEP_NOW && c.getEnvironment().getRegion().getRegionInfo().getTable().getNameAsString().equals(TABLE_NAME)) { |
| Thread.sleep(2 * SCANNER_LEASE_TIMEOUT); |
| } |
| } catch (InterruptedException e) { |
| throw new IOException(e); |
| } |
| return super.preScannerNext(c, s, results, limit, hasMore); |
| } |
| } |
| } |