You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by zh...@apache.org on 2018/01/12 02:08:33 UTC
[08/46] hbase git commit: HBASE-19758 Split TestHCM to several
smaller tests
HBASE-19758 Split TestHCM to several smaller tests
Signed-off-by: Michael Stack <st...@apache.org>
Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/0dacdde0
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/0dacdde0
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/0dacdde0
Branch: refs/heads/HBASE-19397-branch-2
Commit: 0dacdde0f9f1404f6bef9d6f45835f81bf9314c0
Parents: a917a4e
Author: zhangduo <zh...@apache.org>
Authored: Thu Jan 11 18:10:56 2018 +0800
Committer: Michael Stack <st...@apache.org>
Committed: Thu Jan 11 11:40:48 2018 -0800
----------------------------------------------------------------------
.../client/AbstractTestCIOperationTimeout.java | 83 +
.../hbase/client/AbstractTestCIRpcTimeout.java | 79 +
.../hbase/client/AbstractTestCITimeout.java | 164 ++
.../hadoop/hbase/client/TestCIBadHostname.java | 93 ++
.../client/TestCIDeleteOperationTimeout.java | 32 +
.../hbase/client/TestCIDeleteRpcTimeout.java | 32 +
.../hbase/client/TestCIGetOperationTimeout.java | 32 +
.../hbase/client/TestCIGetRpcTimeout.java | 32 +
.../hbase/client/TestCIIncrementRpcTimeout.java | 32 +
.../hbase/client/TestCIPutOperationTimeout.java | 32 +
.../hbase/client/TestCIPutRpcTimeout.java | 32 +
.../apache/hadoop/hbase/client/TestCISleep.java | 137 ++
.../client/TestConnectionImplementation.java | 1044 ++++++++++++-
.../org/apache/hadoop/hbase/client/TestHCM.java | 1471 ------------------
14 files changed, 1777 insertions(+), 1518 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIOperationTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIOperationTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIOperationTimeout.java
new file mode 100644
index 0000000..d084741
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIOperationTimeout.java
@@ -0,0 +1,83 @@
+/**
+ * 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.hbase.client;
+
+import static org.junit.Assert.fail;
+
+import java.io.IOException;
+import java.net.SocketTimeoutException;
+import org.apache.hadoop.hbase.TableName;
+import org.junit.Before;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Based class for testing operation timeout logic for {@link ConnectionImplementation}.
+ */
+public abstract class AbstractTestCIOperationTimeout extends AbstractTestCITimeout {
+
+ private static final Logger LOG = LoggerFactory.getLogger(AbstractTestCIOperationTimeout.class);
+
+ private TableName tableName;
+
+ @Before
+ public void setUp() throws IOException {
+ tableName = TableName.valueOf(name.getMethodName());
+ TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)
+ .addCoprocessor(SleepAndFailFirstTime.class.getName())
+ .addColumnFamily(ColumnFamilyDescriptorBuilder.of(FAM_NAM)).build();
+ TEST_UTIL.getAdmin().createTable(htd);
+ }
+
+ protected abstract void execute(Table table) throws IOException;
+
+ /**
+ * Test that an operation can fail if we read the global operation timeout, even if the individual
+ * timeout is fine. We do that with:
+ * <ul>
+ * <li>client side: an operation timeout of 30 seconds</li>
+ * <li>server side: we sleep 20 second at each attempt. The first work fails, the second one
+ * succeeds. But the client won't wait that much, because 20 + 20 > 30, so the client timed out
+ * when the server answers.</li>
+ * </ul>
+ */
+ @Test
+ public void testOperationTimeout() throws IOException {
+ TableBuilder builder =
+ TEST_UTIL.getConnection().getTableBuilder(tableName, null).setRpcTimeout(Integer.MAX_VALUE)
+ .setReadRpcTimeout(Integer.MAX_VALUE).setWriteRpcTimeout(Integer.MAX_VALUE);
+ // Check that it works if the timeout is big enough
+ SleepAndFailFirstTime.ct.set(0);
+ try (Table table = builder.setOperationTimeout(120 * 1000).build()) {
+ execute(table);
+ }
+ // Resetting and retrying. Will fail this time, not enough time for the second try
+ SleepAndFailFirstTime.ct.set(0);
+ try (Table table = builder.setOperationTimeout(30 * 1000).build()) {
+ SleepAndFailFirstTime.ct.set(0);
+ execute(table);
+ fail("We expect an exception here");
+ } catch (SocketTimeoutException | RetriesExhaustedWithDetailsException e) {
+ // The client has a CallTimeout class, but it's not shared. We're not very clean today,
+ // in the general case you can expect the call to stop, but the exception may vary.
+ // In this test however, we're sure that it will be a socket timeout.
+ LOG.info("We received an exception, as expected ", e);
+ }
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIRpcTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIRpcTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIRpcTimeout.java
new file mode 100644
index 0000000..e052202
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCIRpcTimeout.java
@@ -0,0 +1,79 @@
+/**
+ * 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.hbase.client;
+
+import static org.junit.Assert.fail;
+
+import java.io.IOException;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.TableName;
+import org.junit.Before;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Based class for testing rpc timeout logic for {@link ConnectionImplementation}.
+ */
+public abstract class AbstractTestCIRpcTimeout extends AbstractTestCITimeout {
+
+ private static final Logger LOG = LoggerFactory.getLogger(AbstractTestCIRpcTimeout.class);
+
+ private TableName tableName;
+
+ @Before
+ public void setUp() throws IOException {
+ tableName = TableName.valueOf(name.getMethodName());
+ TableDescriptor htd =
+ TableDescriptorBuilder.newBuilder(tableName).addCoprocessor(SleepCoprocessor.class.getName())
+ .addColumnFamily(ColumnFamilyDescriptorBuilder.of(FAM_NAM)).build();
+ TEST_UTIL.getAdmin().createTable(htd);
+ }
+
+ protected abstract void execute(Table table) throws IOException;
+
+ @Test
+ public void testRpcTimeout() throws IOException {
+ Configuration c = new Configuration(TEST_UTIL.getConfiguration());
+ try (Table table = TEST_UTIL.getConnection().getTableBuilder(tableName, null)
+ .setRpcTimeout(SleepCoprocessor.SLEEP_TIME / 2)
+ .setReadRpcTimeout(SleepCoprocessor.SLEEP_TIME / 2)
+ .setWriteRpcTimeout(SleepCoprocessor.SLEEP_TIME / 2)
+ .setOperationTimeout(SleepCoprocessor.SLEEP_TIME * 100).build()) {
+ execute(table);
+ fail("Get should not have succeeded");
+ } catch (RetriesExhaustedException e) {
+ LOG.info("We received an exception, as expected ", e);
+ }
+
+ // Again, with configuration based override
+ c.setInt(HConstants.HBASE_RPC_TIMEOUT_KEY, SleepCoprocessor.SLEEP_TIME / 2);
+ c.setInt(HConstants.HBASE_RPC_READ_TIMEOUT_KEY, SleepCoprocessor.SLEEP_TIME / 2);
+ c.setInt(HConstants.HBASE_RPC_WRITE_TIMEOUT_KEY, SleepCoprocessor.SLEEP_TIME / 2);
+ c.setInt(HConstants.HBASE_CLIENT_OPERATION_TIMEOUT, SleepCoprocessor.SLEEP_TIME * 100);
+ try (Connection conn = ConnectionFactory.createConnection(c)) {
+ try (Table table = conn.getTable(tableName)) {
+ execute(table);
+ fail("Get should not have succeeded");
+ } catch (RetriesExhaustedException e) {
+ LOG.info("We received an exception, as expected ", e);
+ }
+ }
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCITimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCITimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCITimeout.java
new file mode 100644
index 0000000..49e0f56
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestCITimeout.java
@@ -0,0 +1,164 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.Optional;
+import java.util.concurrent.atomic.AtomicLong;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.Cell;
+import org.apache.hadoop.hbase.HBaseTestingUtility;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.coprocessor.ObserverContext;
+import org.apache.hadoop.hbase.coprocessor.RegionCoprocessor;
+import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;
+import org.apache.hadoop.hbase.coprocessor.RegionObserver;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.hbase.util.Threads;
+import org.apache.hadoop.hbase.wal.WALEdit;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Rule;
+import org.junit.rules.TestName;
+
+/**
+ * Based class for testing timeout logic for {@link ConnectionImplementation}.
+ */
+public abstract class AbstractTestCITimeout {
+
+ protected static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
+
+ protected static final byte[] FAM_NAM = Bytes.toBytes("f");
+
+ @Rule
+ public final TestName name = new TestName();
+
+ /**
+ * This copro sleeps 20 second. The first call it fails. The second time, it works.
+ */
+ public static class SleepAndFailFirstTime implements RegionCoprocessor, RegionObserver {
+ static final AtomicLong ct = new AtomicLong(0);
+ static final String SLEEP_TIME_CONF_KEY = "hbase.coprocessor.SleepAndFailFirstTime.sleepTime";
+ static final long DEFAULT_SLEEP_TIME = 20000;
+ static final AtomicLong sleepTime = new AtomicLong(DEFAULT_SLEEP_TIME);
+
+ public SleepAndFailFirstTime() {
+ }
+
+ @Override
+ public Optional<RegionObserver> getRegionObserver() {
+ return Optional.of(this);
+ }
+
+ @Override
+ public void postOpen(ObserverContext<RegionCoprocessorEnvironment> c) {
+ RegionCoprocessorEnvironment env = c.getEnvironment();
+ Configuration conf = env.getConfiguration();
+ sleepTime.set(conf.getLong(SLEEP_TIME_CONF_KEY, DEFAULT_SLEEP_TIME));
+ }
+
+ @Override
+ public void preGetOp(final ObserverContext<RegionCoprocessorEnvironment> e, final Get get,
+ final List<Cell> results) throws IOException {
+ Threads.sleep(sleepTime.get());
+ if (ct.incrementAndGet() == 1) {
+ throw new IOException("first call I fail");
+ }
+ }
+
+ @Override
+ public void prePut(final ObserverContext<RegionCoprocessorEnvironment> e, final Put put,
+ final WALEdit edit, final Durability durability) throws IOException {
+ Threads.sleep(sleepTime.get());
+ if (ct.incrementAndGet() == 1) {
+ throw new IOException("first call I fail");
+ }
+ }
+
+ @Override
+ public void preDelete(final ObserverContext<RegionCoprocessorEnvironment> e,
+ final Delete delete, final WALEdit edit, final Durability durability) throws IOException {
+ Threads.sleep(sleepTime.get());
+ if (ct.incrementAndGet() == 1) {
+ throw new IOException("first call I fail");
+ }
+ }
+
+ @Override
+ public Result preIncrement(final ObserverContext<RegionCoprocessorEnvironment> e,
+ final Increment increment) throws IOException {
+ Threads.sleep(sleepTime.get());
+ if (ct.incrementAndGet() == 1) {
+ throw new IOException("first call I fail");
+ }
+ return null;
+ }
+
+ }
+
+ public static class SleepCoprocessor implements RegionCoprocessor, RegionObserver {
+ public static final int SLEEP_TIME = 5000;
+
+ @Override
+ public Optional<RegionObserver> getRegionObserver() {
+ return Optional.of(this);
+ }
+
+ @Override
+ public void preGetOp(final ObserverContext<RegionCoprocessorEnvironment> e, final Get get,
+ final List<Cell> results) throws IOException {
+ Threads.sleep(SLEEP_TIME);
+ }
+
+ @Override
+ public void prePut(final ObserverContext<RegionCoprocessorEnvironment> e, final Put put,
+ final WALEdit edit, final Durability durability) throws IOException {
+ Threads.sleep(SLEEP_TIME);
+ }
+
+ @Override
+ public Result preIncrement(final ObserverContext<RegionCoprocessorEnvironment> e,
+ final Increment increment) throws IOException {
+ Threads.sleep(SLEEP_TIME);
+ return null;
+ }
+
+ @Override
+ public void preDelete(final ObserverContext<RegionCoprocessorEnvironment> e,
+ final Delete delete, final WALEdit edit, final Durability durability) throws IOException {
+ Threads.sleep(SLEEP_TIME);
+ }
+ }
+
+ @BeforeClass
+ public static void setUpBeforeClass() throws Exception {
+ TEST_UTIL.getConfiguration().setBoolean(HConstants.STATUS_PUBLISHED, true);
+ // Up the handlers; this test needs more than usual.
+ TEST_UTIL.getConfiguration().setInt(HConstants.REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT, 10);
+ TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 5);
+ TEST_UTIL.getConfiguration().setInt(HConstants.REGION_SERVER_HANDLER_COUNT, 3);
+ TEST_UTIL.startMiniCluster(2);
+
+ }
+
+ @AfterClass
+ public static void tearDownAfterClass() throws Exception {
+ TEST_UTIL.shutdownMiniCluster();
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIBadHostname.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIBadHostname.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIBadHostname.java
new file mode 100644
index 0000000..27bcee3
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIBadHostname.java
@@ -0,0 +1,93 @@
+/**
+ * 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.hbase.client;
+
+import static org.junit.Assert.fail;
+
+import org.apache.hadoop.hbase.HBaseTestingUtility;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.ServerName;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+import java.net.UnknownHostException;
+
+/**
+ * Tests that we fail fast when hostname resolution is not working and do not cache
+ * unresolved InetSocketAddresses.
+ */
+@Category({MediumTests.class, ClientTests.class})
+public class TestCIBadHostname {
+ private static HBaseTestingUtility testUtil;
+ private static ConnectionImplementation conn;
+
+ @BeforeClass
+ public static void setupBeforeClass() throws Exception {
+ testUtil = HBaseTestingUtility.createLocalHTU();
+ testUtil.startMiniCluster();
+ conn = (ConnectionImplementation) testUtil.getConnection();
+ }
+
+ @AfterClass
+ public static void teardownAfterClass() throws Exception {
+ conn.close();
+ testUtil.shutdownMiniCluster();
+ }
+
+ @Test(expected = UnknownHostException.class)
+ public void testGetAdminBadHostname() throws Exception {
+ // verify that we can get an instance with the cluster hostname
+ ServerName master = testUtil.getHBaseCluster().getMaster().getServerName();
+ try {
+ conn.getAdmin(master);
+ } catch (UnknownHostException uhe) {
+ fail("Obtaining admin to the cluster master should have succeeded");
+ }
+
+ // test that we fail to get a client to an unresolvable hostname, which
+ // means it won't be cached
+ ServerName badHost =
+ ServerName.valueOf("unknownhost.invalid:" + HConstants.DEFAULT_MASTER_PORT,
+ System.currentTimeMillis());
+ conn.getAdmin(badHost);
+ fail("Obtaining admin to unresolvable hostname should have failed");
+ }
+
+ @Test(expected = UnknownHostException.class)
+ public void testGetClientBadHostname() throws Exception {
+ // verify that we can get an instance with the cluster hostname
+ ServerName rs = testUtil.getHBaseCluster().getRegionServer(0).getServerName();
+ try {
+ conn.getClient(rs);
+ } catch (UnknownHostException uhe) {
+ fail("Obtaining client to the cluster regionserver should have succeeded");
+ }
+
+ // test that we fail to get a client to an unresolvable hostname, which
+ // means it won't be cached
+ ServerName badHost =
+ ServerName.valueOf("unknownhost.invalid:" + HConstants.DEFAULT_REGIONSERVER_PORT,
+ System.currentTimeMillis());
+ conn.getAdmin(badHost);
+ fail("Obtaining client to unresolvable hostname should have failed");
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteOperationTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteOperationTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteOperationTimeout.java
new file mode 100644
index 0000000..8ffca1e
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteOperationTimeout.java
@@ -0,0 +1,32 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ ClientTests.class, LargeTests.class })
+public class TestCIDeleteOperationTimeout extends AbstractTestCIOperationTimeout {
+
+ @Override
+ protected void execute(Table table) throws IOException {
+ table.delete(new Delete(FAM_NAM));
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteRpcTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteRpcTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteRpcTimeout.java
new file mode 100644
index 0000000..b999db8
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIDeleteRpcTimeout.java
@@ -0,0 +1,32 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ ClientTests.class, MediumTests.class })
+public class TestCIDeleteRpcTimeout extends AbstractTestCIRpcTimeout {
+
+ @Override
+ protected void execute(Table table) throws IOException {
+ table.delete(new Delete(FAM_NAM));
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetOperationTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetOperationTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetOperationTimeout.java
new file mode 100644
index 0000000..b887ade
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetOperationTimeout.java
@@ -0,0 +1,32 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ ClientTests.class, LargeTests.class })
+public class TestCIGetOperationTimeout extends AbstractTestCIOperationTimeout {
+
+ @Override
+ protected void execute(Table table) throws IOException {
+ table.get(new Get(FAM_NAM));
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetRpcTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetRpcTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetRpcTimeout.java
new file mode 100644
index 0000000..4b1ee62
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIGetRpcTimeout.java
@@ -0,0 +1,32 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ ClientTests.class, MediumTests.class })
+public class TestCIGetRpcTimeout extends AbstractTestCIRpcTimeout {
+
+ @Override
+ protected void execute(Table table) throws IOException {
+ table.get(new Get(FAM_NAM));
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIIncrementRpcTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIIncrementRpcTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIIncrementRpcTimeout.java
new file mode 100644
index 0000000..2885d81
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIIncrementRpcTimeout.java
@@ -0,0 +1,32 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ ClientTests.class, MediumTests.class })
+public class TestCIIncrementRpcTimeout extends AbstractTestCIRpcTimeout {
+
+ @Override
+ protected void execute(Table table) throws IOException {
+ table.increment(new Increment(FAM_NAM).addColumn(FAM_NAM, FAM_NAM, 1));
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutOperationTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutOperationTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutOperationTimeout.java
new file mode 100644
index 0000000..3a17287
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutOperationTimeout.java
@@ -0,0 +1,32 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ ClientTests.class, LargeTests.class })
+public class TestCIPutOperationTimeout extends AbstractTestCIOperationTimeout {
+
+ @Override
+ protected void execute(Table table) throws IOException {
+ table.put(new Put(FAM_NAM).addColumn(FAM_NAM, FAM_NAM, FAM_NAM));
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutRpcTimeout.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutRpcTimeout.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutRpcTimeout.java
new file mode 100644
index 0000000..b25ed5a
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCIPutRpcTimeout.java
@@ -0,0 +1,32 @@
+/**
+ * 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.hbase.client;
+
+import java.io.IOException;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.experimental.categories.Category;
+
+@Category({ ClientTests.class, MediumTests.class })
+public class TestCIPutRpcTimeout extends AbstractTestCIRpcTimeout {
+
+ @Override
+ protected void execute(Table table) throws IOException {
+ table.put(new Put(FAM_NAM).addColumn(FAM_NAM, FAM_NAM, FAM_NAM));
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCISleep.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCISleep.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCISleep.java
new file mode 100644
index 0000000..5b3af33
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestCISleep.java
@@ -0,0 +1,137 @@
+/**
+ * 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.hbase.client;
+
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.net.SocketTimeoutException;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.ipc.HBaseRpcController;
+import org.apache.hadoop.hbase.ipc.RpcControllerFactory;
+import org.apache.hadoop.hbase.testclassification.ClientTests;
+import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@Category({ ClientTests.class, MediumTests.class })
+public class TestCISleep extends AbstractTestCITimeout {
+
+ private static Logger LOG = LoggerFactory.getLogger(TestCISleep.class);
+
+ private TableName tableName;
+
+ @Before
+ public void setUp() {
+ tableName = TableName.valueOf(name.getMethodName());
+ }
+
+ /**
+ * Test starting from 0 index when RpcRetryingCaller calculate the backoff time.
+ */
+ @Test
+ public void testRpcRetryingCallerSleep() throws Exception {
+ TableDescriptor htd = TableDescriptorBuilder.newBuilder(tableName)
+ .addColumnFamily(ColumnFamilyDescriptorBuilder.of(FAM_NAM))
+ .addCoprocessorWithSpec("|" + SleepAndFailFirstTime.class.getName() + "||" +
+ SleepAndFailFirstTime.SLEEP_TIME_CONF_KEY + "=2000")
+ .build();
+ TEST_UTIL.getAdmin().createTable(htd);
+
+ Configuration c = new Configuration(TEST_UTIL.getConfiguration());
+ c.setInt(HConstants.HBASE_CLIENT_PAUSE, 3000);
+ c.setInt(HConstants.HBASE_RPC_TIMEOUT_KEY, 4000);
+
+ try (Connection conn = ConnectionFactory.createConnection(c)) {
+ SleepAndFailFirstTime.ct.set(0);
+ try (Table table = conn.getTableBuilder(tableName, null).setOperationTimeout(8000).build()) {
+ // Check that it works. Because 2s + 3s * RETRY_BACKOFF[0] + 2s < 8s
+ table.get(new Get(FAM_NAM));
+ }
+ SleepAndFailFirstTime.ct.set(0);
+ try (Table table = conn.getTableBuilder(tableName, null).setOperationTimeout(6000).build()) {
+ // Will fail this time. After sleep, there are not enough time for second retry
+ // Beacuse 2s + 3s + 2s > 6s
+ table.get(new Get(FAM_NAM));
+ fail("We expect an exception here");
+ } catch (SocketTimeoutException e) {
+ LOG.info("We received an exception, as expected ", e);
+ }
+ }
+ }
+
+ @Test
+ public void testCallableSleep() throws Exception {
+ long pauseTime;
+ long baseTime = 100;
+ final TableName tableName = TableName.valueOf(name.getMethodName());
+ TEST_UTIL.createTable(tableName, FAM_NAM);
+ ClientServiceCallable<Object> regionServerCallable =
+ new ClientServiceCallable<Object>(TEST_UTIL.getConnection(), tableName, FAM_NAM,
+ new RpcControllerFactory(TEST_UTIL.getConfiguration()).newController(),
+ HConstants.PRIORITY_UNSET) {
+ @Override
+ protected Object rpcCall() throws Exception {
+ return null;
+ }
+ };
+
+ regionServerCallable.prepare(false);
+ for (int i = 0; i < HConstants.RETRY_BACKOFF.length; i++) {
+ pauseTime = regionServerCallable.sleep(baseTime, i);
+ assertTrue(pauseTime >= (baseTime * HConstants.RETRY_BACKOFF[i]));
+ assertTrue(pauseTime <= (baseTime * HConstants.RETRY_BACKOFF[i] * 1.01f));
+ }
+
+ RegionAdminServiceCallable<Object> regionAdminServiceCallable =
+ new RegionAdminServiceCallable<Object>((ClusterConnection) TEST_UTIL.getConnection(),
+ new RpcControllerFactory(TEST_UTIL.getConfiguration()), tableName, FAM_NAM) {
+ @Override
+ public Object call(HBaseRpcController controller) throws Exception {
+ return null;
+ }
+ };
+
+ regionAdminServiceCallable.prepare(false);
+ for (int i = 0; i < HConstants.RETRY_BACKOFF.length; i++) {
+ pauseTime = regionAdminServiceCallable.sleep(baseTime, i);
+ assertTrue(pauseTime >= (baseTime * HConstants.RETRY_BACKOFF[i]));
+ assertTrue(pauseTime <= (baseTime * HConstants.RETRY_BACKOFF[i] * 1.01f));
+ }
+
+ try (
+ MasterCallable<Object> masterCallable = new MasterCallable<Object>(TEST_UTIL.getConnection(),
+ new RpcControllerFactory(TEST_UTIL.getConfiguration())) {
+ @Override
+ protected Object rpcCall() throws Exception {
+ return null;
+ }
+ }) {
+ for (int i = 0; i < HConstants.RETRY_BACKOFF.length; i++) {
+ pauseTime = masterCallable.sleep(baseTime, i);
+ assertTrue(pauseTime >= (baseTime * HConstants.RETRY_BACKOFF[i]));
+ assertTrue(pauseTime <= (baseTime * HConstants.RETRY_BACKOFF[i] * 1.01f));
+ }
+ }
+ }
+}
http://git-wip-us.apache.org/repos/asf/hbase/blob/0dacdde0/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestConnectionImplementation.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestConnectionImplementation.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestConnectionImplementation.java
index 1b3366b..2ad49f8 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestConnectionImplementation.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestConnectionImplementation.java
@@ -15,80 +15,1030 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-
package org.apache.hadoop.hbase.client;
-import static org.junit.Assert.fail;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import java.io.IOException;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.net.SocketTimeoutException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.SynchronousQueue;
+import java.util.concurrent.ThreadLocalRandom;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicReference;
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.hbase.CategoryBasedTimeout;
+import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.HConstants;
+import org.apache.hadoop.hbase.HRegionLocation;
+import org.apache.hadoop.hbase.RegionLocations;
import org.apache.hadoop.hbase.ServerName;
-import org.apache.hadoop.hbase.testclassification.ClientTests;
-import org.apache.hadoop.hbase.testclassification.MediumTests;
+import org.apache.hadoop.hbase.TableName;
+import org.apache.hadoop.hbase.Waiter;
+import org.apache.hadoop.hbase.exceptions.ClientExceptionsUtil;
+import org.apache.hadoop.hbase.exceptions.DeserializationException;
+import org.apache.hadoop.hbase.exceptions.RegionMovedException;
+import org.apache.hadoop.hbase.filter.Filter;
+import org.apache.hadoop.hbase.filter.FilterBase;
+import org.apache.hadoop.hbase.ipc.RpcClient;
+import org.apache.hadoop.hbase.master.HMaster;
+import org.apache.hadoop.hbase.regionserver.HRegion;
+import org.apache.hadoop.hbase.regionserver.HRegionServer;
+import org.apache.hadoop.hbase.regionserver.Region;
+import org.apache.hadoop.hbase.regionserver.RegionServerStoppedException;
+import org.apache.hadoop.hbase.testclassification.LargeTests;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
+import org.apache.hadoop.hbase.util.JVMClusterUtil;
+import org.apache.hadoop.hbase.util.ManualEnvironmentEdge;
+import org.apache.hadoop.hbase.util.Threads;
import org.junit.AfterClass;
+import org.junit.Assert;
import org.junit.BeforeClass;
+import org.junit.Ignore;
+import org.junit.Rule;
import org.junit.Test;
import org.junit.experimental.categories.Category;
+import org.junit.rules.TestName;
+import org.junit.rules.TestRule;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
-import java.net.UnknownHostException;
+import org.apache.hbase.thirdparty.com.google.common.collect.Lists;
/**
- * Tests that we fail fast when hostname resolution is not working and do not cache
- * unresolved InetSocketAddresses.
+ * This class is for testing HBaseConnectionManager features
*/
-@Category({MediumTests.class, ClientTests.class})
+@Category({LargeTests.class})
public class TestConnectionImplementation {
- private static HBaseTestingUtility testUtil;
- private static ConnectionImplementation conn;
+ @Rule
+ public final TestRule timeout = CategoryBasedTimeout.builder().withTimeout(this.getClass())
+ .withLookingForStuckThread(true).build();
+ private static final Logger LOG = LoggerFactory.getLogger(TestConnectionImplementation.class);
+ private final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
+ private static final TableName TABLE_NAME =
+ TableName.valueOf("test");
+ private static final TableName TABLE_NAME1 =
+ TableName.valueOf("test1");
+ private static final TableName TABLE_NAME2 =
+ TableName.valueOf("test2");
+ private static final TableName TABLE_NAME3 =
+ TableName.valueOf("test3");
+ private static final byte[] FAM_NAM = Bytes.toBytes("f");
+ private static final byte[] ROW = Bytes.toBytes("bbb");
+ private static final byte[] ROW_X = Bytes.toBytes("xxx");
+ private static final int RPC_RETRY = 5;
+
+ @Rule
+ public TestName name = new TestName();
@BeforeClass
- public static void setupBeforeClass() throws Exception {
- testUtil = HBaseTestingUtility.createLocalHTU();
- testUtil.startMiniCluster();
- conn = (ConnectionImplementation) testUtil.getConnection();
+ public static void setUpBeforeClass() throws Exception {
+ TEST_UTIL.getConfiguration().setBoolean(HConstants.STATUS_PUBLISHED, true);
+ // Up the handlers; this test needs more than usual.
+ TEST_UTIL.getConfiguration().setInt(HConstants.REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT, 10);
+ TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, RPC_RETRY);
+ TEST_UTIL.getConfiguration().setInt(HConstants.REGION_SERVER_HANDLER_COUNT, 3);
+ TEST_UTIL.startMiniCluster(2);
+
}
@AfterClass
- public static void teardownAfterClass() throws Exception {
- conn.close();
- testUtil.shutdownMiniCluster();
+ public static void tearDownAfterClass() throws Exception {
+ TEST_UTIL.shutdownMiniCluster();
+ }
+
+ public void testClusterConnection() throws IOException {
+ ThreadPoolExecutor otherPool = new ThreadPoolExecutor(1, 1,
+ 5, TimeUnit.SECONDS,
+ new SynchronousQueue<>(),
+ Threads.newDaemonThreadFactory("test-hcm"));
+
+ Connection con1 = ConnectionFactory.createConnection(TEST_UTIL.getConfiguration());
+ Connection con2 = ConnectionFactory.createConnection(TEST_UTIL.getConfiguration(), otherPool);
+ // make sure the internally created ExecutorService is the one passed
+ assertTrue(otherPool == ((ConnectionImplementation) con2).getCurrentBatchPool());
+
+ final TableName tableName = TableName.valueOf(name.getMethodName());
+ TEST_UTIL.createTable(tableName, FAM_NAM).close();
+ Table table = con1.getTable(tableName, otherPool);
+
+ ExecutorService pool = null;
+
+ if(table instanceof HTable) {
+ HTable t = (HTable) table;
+ // make sure passing a pool to the getTable does not trigger creation of an internal pool
+ assertNull("Internal Thread pool should be null",
+ ((ConnectionImplementation) con1).getCurrentBatchPool());
+ // table should use the pool passed
+ assertTrue(otherPool == t.getPool());
+ t.close();
+
+ t = (HTable) con2.getTable(tableName);
+ // table should use the connectin's internal pool
+ assertTrue(otherPool == t.getPool());
+ t.close();
+
+ t = (HTable) con2.getTable(tableName);
+ // try other API too
+ assertTrue(otherPool == t.getPool());
+ t.close();
+
+ t = (HTable) con2.getTable(tableName);
+ // try other API too
+ assertTrue(otherPool == t.getPool());
+ t.close();
+
+ t = (HTable) con1.getTable(tableName);
+ pool = ((ConnectionImplementation) con1).getCurrentBatchPool();
+ // make sure an internal pool was created
+ assertNotNull("An internal Thread pool should have been created", pool);
+ // and that the table is using it
+ assertTrue(t.getPool() == pool);
+ t.close();
+
+ t = (HTable) con1.getTable(tableName);
+ // still using the *same* internal pool
+ assertTrue(t.getPool() == pool);
+ t.close();
+ } else {
+ table.close();
+ }
+
+ con1.close();
+
+ // if the pool was created on demand it should be closed upon connection close
+ if(pool != null) {
+ assertTrue(pool.isShutdown());
+ }
+
+ con2.close();
+ // if the pool is passed, it is not closed
+ assertFalse(otherPool.isShutdown());
+ otherPool.shutdownNow();
+ }
+
+ /**
+ * Naive test to check that Connection#getAdmin returns a properly constructed HBaseAdmin object
+ * @throws IOException Unable to construct admin
+ */
+ @Test
+ public void testAdminFactory() throws IOException {
+ Connection con1 = ConnectionFactory.createConnection(TEST_UTIL.getConfiguration());
+ Admin admin = con1.getAdmin();
+ assertTrue(admin.getConnection() == con1);
+ assertTrue(admin.getConfiguration() == TEST_UTIL.getConfiguration());
+ con1.close();
+ }
+
+ // Fails too often! Needs work. HBASE-12558
+ // May only fail on non-linux machines? E.g. macosx.
+ @Ignore @Test (expected = RegionServerStoppedException.class)
+ // Depends on mulitcast messaging facility that seems broken in hbase2
+ // See HBASE-19261 "ClusterStatusPublisher where Master could optionally broadcast notice of
+ // dead servers is broke"
+ public void testClusterStatus() throws Exception {
+ final TableName tableName = TableName.valueOf(name.getMethodName());
+ byte[] cf = "cf".getBytes();
+ byte[] rk = "rk1".getBytes();
+
+ JVMClusterUtil.RegionServerThread rs = TEST_UTIL.getHBaseCluster().startRegionServer();
+ rs.waitForServerOnline();
+ final ServerName sn = rs.getRegionServer().getServerName();
+
+ Table t = TEST_UTIL.createTable(tableName, cf);
+ TEST_UTIL.waitTableAvailable(tableName);
+ TEST_UTIL.waitUntilNoRegionsInTransition();
+
+ final ConnectionImplementation hci = (ConnectionImplementation)TEST_UTIL.getConnection();
+ try (RegionLocator l = TEST_UTIL.getConnection().getRegionLocator(tableName)) {
+ while (l.getRegionLocation(rk).getPort() != sn.getPort()) {
+ TEST_UTIL.getAdmin().move(l.getRegionLocation(rk).getRegionInfo().
+ getEncodedNameAsBytes(), Bytes.toBytes(sn.toString()));
+ TEST_UTIL.waitUntilNoRegionsInTransition();
+ hci.clearRegionCache(tableName);
+ }
+ Assert.assertNotNull(hci.clusterStatusListener);
+ TEST_UTIL.assertRegionOnServer(l.getRegionLocation(rk).getRegionInfo(), sn, 20000);
+ }
+
+ Put p1 = new Put(rk);
+ p1.addColumn(cf, "qual".getBytes(), "val".getBytes());
+ t.put(p1);
+
+ rs.getRegionServer().abort("I'm dead");
+
+ // We want the status to be updated. That's a least 10 second
+ TEST_UTIL.waitFor(40000, 1000, true, new Waiter.Predicate<Exception>() {
+ @Override
+ public boolean evaluate() throws Exception {
+ return TEST_UTIL.getHBaseCluster().getMaster().getServerManager().
+ getDeadServers().isDeadServer(sn);
+ }
+ });
+
+ TEST_UTIL.waitFor(40000, 1000, true, new Waiter.Predicate<Exception>() {
+ @Override
+ public boolean evaluate() throws Exception {
+ return hci.clusterStatusListener.isDeadServer(sn);
+ }
+ });
+
+ t.close();
+ hci.getClient(sn); // will throw an exception: RegionServerStoppedException
+ }
+
+ /**
+ * Test that we can handle connection close: it will trigger a retry, but the calls will finish.
+ */
+ @Test
+ public void testConnectionCloseAllowsInterrupt() throws Exception {
+ testConnectionClose(true);
+ }
+
+ @Test
+ public void testConnectionNotAllowsInterrupt() throws Exception {
+ testConnectionClose(false);
+ }
+
+ private void testConnectionClose(boolean allowsInterrupt) throws Exception {
+ TableName tableName = TableName.valueOf("HCM-testConnectionClose" + allowsInterrupt);
+ TEST_UTIL.createTable(tableName, FAM_NAM).close();
+
+ boolean previousBalance = TEST_UTIL.getAdmin().setBalancerRunning(false, true);
+
+ Configuration c2 = new Configuration(TEST_UTIL.getConfiguration());
+ // We want to work on a separate connection.
+ c2.set(HConstants.HBASE_CLIENT_INSTANCE_ID, String.valueOf(-1));
+ c2.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 100); // retry a lot
+ c2.setInt(HConstants.HBASE_CLIENT_PAUSE, 1); // don't wait between retries.
+ c2.setInt(RpcClient.FAILED_SERVER_EXPIRY_KEY, 0); // Server do not really expire
+ c2.setBoolean(RpcClient.SPECIFIC_WRITE_THREAD, allowsInterrupt);
+ // to avoid the client to be stuck when do the Get
+ c2.setInt(HConstants.HBASE_CLIENT_META_OPERATION_TIMEOUT, 10000);
+ c2.setInt(HConstants.HBASE_CLIENT_OPERATION_TIMEOUT, 10000);
+ c2.setInt(HConstants.HBASE_RPC_TIMEOUT_KEY, 5000);
+
+ Connection connection = ConnectionFactory.createConnection(c2);
+ final Table table = connection.getTable(tableName);
+
+ Put put = new Put(ROW);
+ put.addColumn(FAM_NAM, ROW, ROW);
+ table.put(put);
+
+ // 4 steps: ready=0; doGets=1; mustStop=2; stopped=3
+ final AtomicInteger step = new AtomicInteger(0);
+
+ final AtomicReference<Throwable> failed = new AtomicReference<>(null);
+ Thread t = new Thread("testConnectionCloseThread") {
+ @Override
+ public void run() {
+ int done = 0;
+ try {
+ step.set(1);
+ while (step.get() == 1) {
+ Get get = new Get(ROW);
+ table.get(get);
+ done++;
+ if (done % 100 == 0)
+ LOG.info("done=" + done);
+ // without the sleep, will cause the exception for too many files in
+ // org.apache.hadoop.hdfs.server.datanode.DataXceiver
+ Thread.sleep(100);
+ }
+ } catch (Throwable t) {
+ failed.set(t);
+ LOG.error(t.toString(), t);
+ }
+ step.set(3);
+ }
+ };
+ t.start();
+ TEST_UTIL.waitFor(20000, new Waiter.Predicate<Exception>() {
+ @Override
+ public boolean evaluate() throws Exception {
+ return step.get() == 1;
+ }
+ });
+
+ ServerName sn;
+ try(RegionLocator rl = connection.getRegionLocator(tableName)) {
+ sn = rl.getRegionLocation(ROW).getServerName();
+ }
+ ConnectionImplementation conn =
+ (ConnectionImplementation) connection;
+ RpcClient rpcClient = conn.getRpcClient();
+
+ LOG.info("Going to cancel connections. connection=" + conn.toString() + ", sn=" + sn);
+ for (int i = 0; i < 5000; i++) {
+ rpcClient.cancelConnections(sn);
+ Thread.sleep(5);
+ }
+
+ step.compareAndSet(1, 2);
+ // The test may fail here if the thread doing the gets is stuck. The way to find
+ // out what's happening is to look for the thread named 'testConnectionCloseThread'
+ TEST_UTIL.waitFor(40000, new Waiter.Predicate<Exception>() {
+ @Override
+ public boolean evaluate() throws Exception {
+ return step.get() == 3;
+ }
+ });
+ table.close();
+ connection.close();
+ Assert.assertTrue("Unexpected exception is " + failed.get(), failed.get() == null);
+ TEST_UTIL.getAdmin().setBalancerRunning(previousBalance, true);
+ }
+
+ /**
+ * Test that connection can become idle without breaking everything.
+ */
+ @Test
+ public void testConnectionIdle() throws Exception {
+ final TableName tableName = TableName.valueOf(name.getMethodName());
+ TEST_UTIL.createTable(tableName, FAM_NAM).close();
+ int idleTime = 20000;
+ boolean previousBalance = TEST_UTIL.getAdmin().setBalancerRunning(false, true);
+
+ Configuration c2 = new Configuration(TEST_UTIL.getConfiguration());
+ // We want to work on a separate connection.
+ c2.set(HConstants.HBASE_CLIENT_INSTANCE_ID, String.valueOf(-1));
+ c2.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 1); // Don't retry: retry = test failed
+ c2.setInt(RpcClient.IDLE_TIME, idleTime);
+
+ Connection connection = ConnectionFactory.createConnection(c2);
+ final Table table = connection.getTable(tableName);
+
+ Put put = new Put(ROW);
+ put.addColumn(FAM_NAM, ROW, ROW);
+ table.put(put);
+
+ ManualEnvironmentEdge mee = new ManualEnvironmentEdge();
+ mee.setValue(System.currentTimeMillis());
+ EnvironmentEdgeManager.injectEdge(mee);
+ LOG.info("first get");
+ table.get(new Get(ROW));
+
+ LOG.info("first get - changing the time & sleeping");
+ mee.incValue(idleTime + 1000);
+ Thread.sleep(1500); // we need to wait a little for the connection to be seen as idle.
+ // 1500 = sleep time in RpcClient#waitForWork + a margin
+
+ LOG.info("second get - connection has been marked idle in the middle");
+ // To check that the connection actually became idle would need to read some private
+ // fields of RpcClient.
+ table.get(new Get(ROW));
+ mee.incValue(idleTime + 1000);
+
+ LOG.info("third get - connection is idle, but the reader doesn't know yet");
+ // We're testing here a special case:
+ // time limit reached BUT connection not yet reclaimed AND a new call.
+ // in this situation, we don't close the connection, instead we use it immediately.
+ // If we're very unlucky we can have a race condition in the test: the connection is already
+ // under closing when we do the get, so we have an exception, and we don't retry as the
+ // retry number is 1. The probability is very very low, and seems acceptable for now. It's
+ // a test issue only.
+ table.get(new Get(ROW));
+
+ LOG.info("we're done - time will change back");
+
+ table.close();
+
+ connection.close();
+ EnvironmentEdgeManager.reset();
+ TEST_UTIL.getAdmin().setBalancerRunning(previousBalance, true);
}
- @Test(expected = UnknownHostException.class)
- public void testGetAdminBadHostname() throws Exception {
- // verify that we can get an instance with the cluster hostname
- ServerName master = testUtil.getHBaseCluster().getMaster().getServerName();
+ /**
+ * Test that the connection to the dead server is cut immediately when we receive the
+ * notification.
+ * @throws Exception
+ */
+ @Test
+ public void testConnectionCut() throws Exception {
+ final TableName tableName = TableName.valueOf(name.getMethodName());
+
+ TEST_UTIL.createTable(tableName, FAM_NAM).close();
+ boolean previousBalance = TEST_UTIL.getAdmin().setBalancerRunning(false, true);
+
+ Configuration c2 = new Configuration(TEST_UTIL.getConfiguration());
+ // We want to work on a separate connection.
+ c2.set(HConstants.HBASE_CLIENT_INSTANCE_ID, String.valueOf(-1));
+ // try only once w/o any retry
+ c2.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 0);
+ c2.setInt(HConstants.HBASE_RPC_TIMEOUT_KEY, 30 * 1000);
+
+ final Connection connection = ConnectionFactory.createConnection(c2);
+ final Table table = connection.getTable(tableName);
+
+ Put p = new Put(FAM_NAM);
+ p.addColumn(FAM_NAM, FAM_NAM, FAM_NAM);
+ table.put(p);
+
+ final ConnectionImplementation hci = (ConnectionImplementation) connection;
+
+ final HRegionLocation loc;
+ try(RegionLocator rl = connection.getRegionLocator(tableName)) {
+ loc = rl.getRegionLocation(FAM_NAM);
+ }
+
+ Get get = new Get(FAM_NAM);
+ Assert.assertNotNull(table.get(get));
+
+ get = new Get(FAM_NAM);
+ get.setFilter(new BlockingFilter());
+
+ // This thread will mark the server as dead while we're waiting during a get.
+ Thread t = new Thread() {
+ @Override
+ public void run() {
+ synchronized (syncBlockingFilter) {
+ try {
+ syncBlockingFilter.wait();
+ } catch (InterruptedException e) {
+ throw new RuntimeException(e);
+ }
+ }
+ hci.clusterStatusListener.deadServerHandler.newDead(loc.getServerName());
+ }
+ };
+
+ t.start();
+ try {
+ table.get(get);
+ Assert.fail();
+ } catch (IOException expected) {
+ LOG.debug("Received: " + expected);
+ Assert.assertFalse(expected instanceof SocketTimeoutException);
+ Assert.assertFalse(syncBlockingFilter.get());
+ } finally {
+ syncBlockingFilter.set(true);
+ t.join();
+ TEST_UTIL.getAdmin().setBalancerRunning(previousBalance, true);
+ }
+
+ table.close();
+ connection.close();
+ }
+
+ protected static final AtomicBoolean syncBlockingFilter = new AtomicBoolean(false);
+
+ public static class BlockingFilter extends FilterBase {
+ @Override
+ public boolean filterRowKey(byte[] buffer, int offset, int length) throws IOException {
+ int i = 0;
+ while (i++ < 1000 && !syncBlockingFilter.get()) {
+ synchronized (syncBlockingFilter) {
+ syncBlockingFilter.notifyAll();
+ }
+ Threads.sleep(100);
+ }
+ syncBlockingFilter.set(true);
+ return false;
+ }
+ @Override
+ public ReturnCode filterCell(final Cell ignored) throws IOException {
+ return ReturnCode.INCLUDE;
+ }
+
+ public static Filter parseFrom(final byte [] pbBytes) throws DeserializationException{
+ return new BlockingFilter();
+ }
+ }
+
+ /**
+ * Test that when we delete a location using the first row of a region
+ * that we really delete it.
+ * @throws Exception
+ */
+ @Test
+ public void testRegionCaching() throws Exception {
+ TEST_UTIL.createMultiRegionTable(TABLE_NAME, FAM_NAM).close();
+ Configuration conf = new Configuration(TEST_UTIL.getConfiguration());
+ // test with no retry, or client cache will get updated after the first failure
+ conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 0);
+ Connection connection = ConnectionFactory.createConnection(conf);
+ final Table table = connection.getTable(TABLE_NAME);
+
+ TEST_UTIL.waitUntilAllRegionsAssigned(table.getName());
+ Put put = new Put(ROW);
+ put.addColumn(FAM_NAM, ROW, ROW);
+ table.put(put);
+
+ ConnectionImplementation conn = (ConnectionImplementation) connection;
+
+ assertNotNull(conn.getCachedLocation(TABLE_NAME, ROW));
+
+ // Here we mess with the cached location making it so the region at TABLE_NAME, ROW is at
+ // a location where the port is current port number +1 -- i.e. a non-existent location.
+ HRegionLocation loc = conn.getCachedLocation(TABLE_NAME, ROW).getRegionLocation();
+ final int nextPort = loc.getPort() + 1;
+ conn.updateCachedLocation(loc.getRegionInfo(), loc.getServerName(),
+ ServerName.valueOf("127.0.0.1", nextPort,
+ HConstants.LATEST_TIMESTAMP), HConstants.LATEST_TIMESTAMP);
+ Assert.assertEquals(conn.getCachedLocation(TABLE_NAME, ROW)
+ .getRegionLocation().getPort(), nextPort);
+
+ conn.clearRegionCache(TABLE_NAME, ROW.clone());
+ RegionLocations rl = conn.getCachedLocation(TABLE_NAME, ROW);
+ assertNull("What is this location?? " + rl, rl);
+
+ // We're now going to move the region and check that it works for the client
+ // First a new put to add the location in the cache
+ conn.clearRegionCache(TABLE_NAME);
+ Assert.assertEquals(0, conn.getNumberOfCachedRegionLocations(TABLE_NAME));
+ Put put2 = new Put(ROW);
+ put2.addColumn(FAM_NAM, ROW, ROW);
+ table.put(put2);
+ assertNotNull(conn.getCachedLocation(TABLE_NAME, ROW));
+ assertNotNull(conn.getCachedLocation(TableName.valueOf(TABLE_NAME.getName()), ROW.clone()));
+
+ TEST_UTIL.getAdmin().setBalancerRunning(false, false);
+ HMaster master = TEST_UTIL.getMiniHBaseCluster().getMaster();
+
+ // We can wait for all regions to be online, that makes log reading easier when debugging
+ TEST_UTIL.waitUntilNoRegionsInTransition();
+
+ // Now moving the region to the second server
+ HRegionLocation toMove = conn.getCachedLocation(TABLE_NAME, ROW).getRegionLocation();
+ byte[] regionName = toMove.getRegionInfo().getRegionName();
+ byte[] encodedRegionNameBytes = toMove.getRegionInfo().getEncodedNameAsBytes();
+
+ // Choose the other server.
+ int curServerId = TEST_UTIL.getHBaseCluster().getServerWith(regionName);
+ int destServerId = curServerId == 0? 1: 0;
+
+ HRegionServer curServer = TEST_UTIL.getHBaseCluster().getRegionServer(curServerId);
+ HRegionServer destServer = TEST_UTIL.getHBaseCluster().getRegionServer(destServerId);
+
+ ServerName destServerName = destServer.getServerName();
+
+ // Check that we are in the expected state
+ Assert.assertTrue(curServer != destServer);
+ Assert.assertFalse(curServer.getServerName().equals(destServer.getServerName()));
+ Assert.assertFalse( toMove.getPort() == destServerName.getPort());
+ Assert.assertNotNull(curServer.getOnlineRegion(regionName));
+ Assert.assertNull(destServer.getOnlineRegion(regionName));
+ Assert.assertFalse(TEST_UTIL.getMiniHBaseCluster().getMaster().
+ getAssignmentManager().hasRegionsInTransition());
+
+ // Moving. It's possible that we don't have all the regions online at this point, so
+ // the test must depend only on the region we're looking at.
+ LOG.info("Move starting region="+toMove.getRegionInfo().getRegionNameAsString());
+ TEST_UTIL.getAdmin().move(
+ toMove.getRegionInfo().getEncodedNameAsBytes(),
+ destServerName.getServerName().getBytes()
+ );
+
+ while (destServer.getOnlineRegion(regionName) == null ||
+ destServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes) ||
+ curServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes) ||
+ master.getAssignmentManager().hasRegionsInTransition()) {
+ // wait for the move to be finished
+ Thread.sleep(1);
+ }
+
+ LOG.info("Move finished for region="+toMove.getRegionInfo().getRegionNameAsString());
+
+ // Check our new state.
+ Assert.assertNull(curServer.getOnlineRegion(regionName));
+ Assert.assertNotNull(destServer.getOnlineRegion(regionName));
+ Assert.assertFalse(destServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes));
+ Assert.assertFalse(curServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes));
+
+
+ // Cache was NOT updated and points to the wrong server
+ Assert.assertFalse(
+ conn.getCachedLocation(TABLE_NAME, ROW).getRegionLocation()
+ .getPort() == destServerName.getPort());
+
+ // This part relies on a number of tries equals to 1.
+ // We do a put and expect the cache to be updated, even if we don't retry
+ LOG.info("Put starting");
+ Put put3 = new Put(ROW);
+ put3.addColumn(FAM_NAM, ROW, ROW);
+ try {
+ table.put(put3);
+ Assert.fail("Unreachable point");
+ } catch (RetriesExhaustedWithDetailsException e) {
+ LOG.info("Put done, exception caught: " + e.getClass());
+ Assert.assertEquals(1, e.getNumExceptions());
+ Assert.assertEquals(1, e.getCauses().size());
+ Assert.assertArrayEquals(e.getRow(0).getRow(), ROW);
+
+ // Check that we unserialized the exception as expected
+ Throwable cause = ClientExceptionsUtil.findException(e.getCause(0));
+ Assert.assertNotNull(cause);
+ Assert.assertTrue(cause instanceof RegionMovedException);
+ } catch (RetriesExhaustedException ree) {
+ // hbase2 throws RetriesExhaustedException instead of RetriesExhaustedWithDetailsException
+ // as hbase1 used to do. Keep an eye on this to see if this changed behavior is an issue.
+ LOG.info("Put done, exception caught: " + ree.getClass());
+ Throwable cause = ClientExceptionsUtil.findException(ree.getCause());
+ Assert.assertNotNull(cause);
+ Assert.assertTrue(cause instanceof RegionMovedException);
+ }
+ Assert.assertNotNull("Cached connection is null", conn.getCachedLocation(TABLE_NAME, ROW));
+ Assert.assertEquals(
+ "Previous server was " + curServer.getServerName().getHostAndPort(),
+ destServerName.getPort(),
+ conn.getCachedLocation(TABLE_NAME, ROW).getRegionLocation().getPort());
+
+ Assert.assertFalse(destServer.getRegionsInTransitionInRS()
+ .containsKey(encodedRegionNameBytes));
+ Assert.assertFalse(curServer.getRegionsInTransitionInRS()
+ .containsKey(encodedRegionNameBytes));
+
+ // We move it back to do another test with a scan
+ LOG.info("Move starting region=" + toMove.getRegionInfo().getRegionNameAsString());
+ TEST_UTIL.getAdmin().move(
+ toMove.getRegionInfo().getEncodedNameAsBytes(),
+ curServer.getServerName().getServerName().getBytes()
+ );
+
+ while (curServer.getOnlineRegion(regionName) == null ||
+ destServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes) ||
+ curServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes) ||
+ master.getAssignmentManager().hasRegionsInTransition()) {
+ // wait for the move to be finished
+ Thread.sleep(1);
+ }
+
+ // Check our new state.
+ Assert.assertNotNull(curServer.getOnlineRegion(regionName));
+ Assert.assertNull(destServer.getOnlineRegion(regionName));
+ LOG.info("Move finished for region=" + toMove.getRegionInfo().getRegionNameAsString());
+
+ // Cache was NOT updated and points to the wrong server
+ Assert.assertFalse(conn.getCachedLocation(TABLE_NAME, ROW).getRegionLocation().getPort() ==
+ curServer.getServerName().getPort());
+
+ Scan sc = new Scan();
+ sc.setStopRow(ROW);
+ sc.setStartRow(ROW);
+
+ // The scanner takes the max retries from the connection configuration, not the table as
+ // the put.
+ TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 1);
+
try {
- conn.getAdmin(master);
- } catch (UnknownHostException uhe) {
- fail("Obtaining admin to the cluster master should have succeeded");
+ ResultScanner rs = table.getScanner(sc);
+ while (rs.next() != null) {
+ }
+ Assert.fail("Unreachable point");
+ } catch (RetriesExhaustedException e) {
+ LOG.info("Scan done, expected exception caught: " + e.getClass());
}
- // test that we fail to get a client to an unresolvable hostname, which
- // means it won't be cached
- ServerName badHost =
- ServerName.valueOf("unknownhost.invalid:" + HConstants.DEFAULT_MASTER_PORT,
- System.currentTimeMillis());
- conn.getAdmin(badHost);
- fail("Obtaining admin to unresolvable hostname should have failed");
+ // Cache is updated with the right value.
+ Assert.assertNotNull(conn.getCachedLocation(TABLE_NAME, ROW));
+ Assert.assertEquals(
+ "Previous server was "+destServer.getServerName().getHostAndPort(),
+ curServer.getServerName().getPort(),
+ conn.getCachedLocation(TABLE_NAME, ROW).getRegionLocation().getPort());
+
+ TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, RPC_RETRY);
+ table.close();
+ connection.close();
+ }
+
+ /**
+ * Test that Connection or Pool are not closed when managed externally
+ * @throws Exception
+ */
+ @Test
+ public void testConnectionManagement() throws Exception{
+ Table table0 = TEST_UTIL.createTable(TABLE_NAME1, FAM_NAM);
+ Connection conn = ConnectionFactory.createConnection(TEST_UTIL.getConfiguration());
+ Table table = conn.getTable(TABLE_NAME1);
+ table.close();
+ assertFalse(conn.isClosed());
+ if(table instanceof HTable) {
+ assertFalse(((HTable) table).getPool().isShutdown());
+ }
+ table = conn.getTable(TABLE_NAME1);
+ table.close();
+ if(table instanceof HTable) {
+ assertFalse(((HTable) table).getPool().isShutdown());
+ }
+ conn.close();
+ if(table instanceof HTable) {
+ assertTrue(((HTable) table).getPool().isShutdown());
+ }
+ table0.close();
+ }
+
+ /**
+ * Test that stale cache updates don't override newer cached values.
+ */
+ @Test
+ public void testCacheSeqNums() throws Exception{
+ Table table = TEST_UTIL.createMultiRegionTable(TABLE_NAME2, FAM_NAM);
+ Put put = new Put(ROW);
+ put.addColumn(FAM_NAM, ROW, ROW);
+ table.put(put);
+ ConnectionImplementation conn = (ConnectionImplementation) TEST_UTIL.getConnection();
+
+ HRegionLocation location = conn.getCachedLocation(TABLE_NAME2, ROW).getRegionLocation();
+ assertNotNull(location);
+
+ ServerName anySource = ServerName.valueOf(location.getHostname(), location.getPort() - 1, 0L);
+
+ // Same server as already in cache reporting - overwrites any value despite seqNum.
+ int nextPort = location.getPort() + 1;
+ conn.updateCachedLocation(location.getRegionInfo(), location.getServerName(),
+ ServerName.valueOf("127.0.0.1", nextPort, 0), location.getSeqNum() - 1);
+ location = conn.getCachedLocation(TABLE_NAME2, ROW).getRegionLocation();
+ Assert.assertEquals(nextPort, location.getPort());
+
+ // No source specified - same.
+ nextPort = location.getPort() + 1;
+ conn.updateCachedLocation(location.getRegionInfo(), location.getServerName(),
+ ServerName.valueOf("127.0.0.1", nextPort, 0), location.getSeqNum() - 1);
+ location = conn.getCachedLocation(TABLE_NAME2, ROW).getRegionLocation();
+ Assert.assertEquals(nextPort, location.getPort());
+
+ // Higher seqNum - overwrites lower seqNum.
+ nextPort = location.getPort() + 1;
+ conn.updateCachedLocation(location.getRegionInfo(), anySource,
+ ServerName.valueOf("127.0.0.1", nextPort, 0), location.getSeqNum() + 1);
+ location = conn.getCachedLocation(TABLE_NAME2, ROW).getRegionLocation();
+ Assert.assertEquals(nextPort, location.getPort());
+
+ // Lower seqNum - does not overwrite higher seqNum.
+ nextPort = location.getPort() + 1;
+ conn.updateCachedLocation(location.getRegionInfo(), anySource,
+ ServerName.valueOf("127.0.0.1", nextPort, 0), location.getSeqNum() - 1);
+ location = conn.getCachedLocation(TABLE_NAME2, ROW).getRegionLocation();
+ Assert.assertEquals(nextPort - 1, location.getPort());
+ table.close();
+ }
+
+ @Test
+ public void testClosing() throws Exception {
+ Configuration configuration =
+ new Configuration(TEST_UTIL.getConfiguration());
+ configuration.set(HConstants.HBASE_CLIENT_INSTANCE_ID,
+ String.valueOf(ThreadLocalRandom.current().nextInt()));
+
+ // as connection caching is going away, now we're just testing
+ // that closed connection does actually get closed.
+
+ Connection c1 = ConnectionFactory.createConnection(configuration);
+ Connection c2 = ConnectionFactory.createConnection(configuration);
+ // no caching, different connections
+ assertTrue(c1 != c2);
+
+ // closing independently
+ c1.close();
+ assertTrue(c1.isClosed());
+ assertFalse(c2.isClosed());
+
+ c2.close();
+ assertTrue(c2.isClosed());
+ }
+
+ /**
+ * Trivial test to verify that nobody messes with
+ * {@link ConnectionFactory#createConnection(Configuration)}
+ */
+ @Test
+ public void testCreateConnection() throws Exception {
+ Configuration configuration = TEST_UTIL.getConfiguration();
+ Connection c1 = ConnectionFactory.createConnection(configuration);
+ Connection c2 = ConnectionFactory.createConnection(configuration);
+ // created from the same configuration, yet they are different
+ assertTrue(c1 != c2);
+ assertTrue(c1.getConfiguration() == c2.getConfiguration());
}
- @Test(expected = UnknownHostException.class)
- public void testGetClientBadHostname() throws Exception {
- // verify that we can get an instance with the cluster hostname
- ServerName rs = testUtil.getHBaseCluster().getRegionServer(0).getServerName();
+ /**
+ * This test checks that one can connect to the cluster with only the
+ * ZooKeeper quorum set. Other stuff like master address will be read
+ * from ZK by the client.
+ */
+ @Test
+ public void testConnection() throws Exception{
+ // We create an empty config and add the ZK address.
+ Configuration c = new Configuration();
+ c.set(HConstants.ZOOKEEPER_QUORUM,
+ TEST_UTIL.getConfiguration().get(HConstants.ZOOKEEPER_QUORUM));
+ c.set(HConstants.ZOOKEEPER_CLIENT_PORT,
+ TEST_UTIL.getConfiguration().get(HConstants.ZOOKEEPER_CLIENT_PORT));
+
+ // This should be enough to connect
+ ClusterConnection conn = (ClusterConnection) ConnectionFactory.createConnection(c);
+ assertTrue(conn.isMasterRunning());
+ conn.close();
+ }
+
+ private int setNumTries(ConnectionImplementation hci, int newVal) throws Exception {
+ Field numTries = hci.getClass().getDeclaredField("numTries");
+ numTries.setAccessible(true);
+ Field modifiersField = Field.class.getDeclaredField("modifiers");
+ modifiersField.setAccessible(true);
+ modifiersField.setInt(numTries, numTries.getModifiers() & ~Modifier.FINAL);
+ final int prevNumRetriesVal = (Integer)numTries.get(hci);
+ numTries.set(hci, newVal);
+
+ return prevNumRetriesVal;
+ }
+
+ @Test
+ public void testMulti() throws Exception {
+ Table table = TEST_UTIL.createMultiRegionTable(TABLE_NAME3, FAM_NAM);
try {
- conn.getClient(rs);
- } catch (UnknownHostException uhe) {
- fail("Obtaining client to the cluster regionserver should have succeeded");
- }
-
- // test that we fail to get a client to an unresolvable hostname, which
- // means it won't be cached
- ServerName badHost =
- ServerName.valueOf("unknownhost.invalid:" + HConstants.DEFAULT_REGIONSERVER_PORT,
- System.currentTimeMillis());
- conn.getAdmin(badHost);
- fail("Obtaining client to unresolvable hostname should have failed");
+ ConnectionImplementation conn = (ConnectionImplementation)TEST_UTIL.getConnection();
+
+ // We're now going to move the region and check that it works for the client
+ // First a new put to add the location in the cache
+ conn.clearRegionCache(TABLE_NAME3);
+ Assert.assertEquals(0, conn.getNumberOfCachedRegionLocations(TABLE_NAME3));
+
+ TEST_UTIL.getAdmin().setBalancerRunning(false, false);
+ HMaster master = TEST_UTIL.getMiniHBaseCluster().getMaster();
+
+ // We can wait for all regions to be online, that makes log reading easier when debugging
+ TEST_UTIL.waitUntilNoRegionsInTransition();
+
+ Put put = new Put(ROW_X);
+ put.addColumn(FAM_NAM, ROW_X, ROW_X);
+ table.put(put);
+
+ // Now moving the region to the second server
+ HRegionLocation toMove = conn.getCachedLocation(TABLE_NAME3, ROW_X).getRegionLocation();
+ byte[] regionName = toMove.getRegionInfo().getRegionName();
+ byte[] encodedRegionNameBytes = toMove.getRegionInfo().getEncodedNameAsBytes();
+
+ // Choose the other server.
+ int curServerId = TEST_UTIL.getHBaseCluster().getServerWith(regionName);
+ int destServerId = (curServerId == 0 ? 1 : 0);
+
+ HRegionServer curServer = TEST_UTIL.getHBaseCluster().getRegionServer(curServerId);
+ HRegionServer destServer = TEST_UTIL.getHBaseCluster().getRegionServer(destServerId);
+
+ ServerName destServerName = destServer.getServerName();
+ ServerName metaServerName = TEST_UTIL.getHBaseCluster().getServerHoldingMeta();
+
+ //find another row in the cur server that is less than ROW_X
+ List<HRegion> regions = curServer.getRegions(TABLE_NAME3);
+ byte[] otherRow = null;
+ for (Region region : regions) {
+ if (!region.getRegionInfo().getEncodedName().equals(toMove.getRegionInfo().getEncodedName())
+ && Bytes.BYTES_COMPARATOR.compare(region.getRegionInfo().getStartKey(), ROW_X) < 0) {
+ otherRow = region.getRegionInfo().getStartKey();
+ break;
+ }
+ }
+ assertNotNull(otherRow);
+ // If empty row, set it to first row.-f
+ if (otherRow.length <= 0) otherRow = Bytes.toBytes("aaa");
+ Put put2 = new Put(otherRow);
+ put2.addColumn(FAM_NAM, otherRow, otherRow);
+ table.put(put2); //cache put2's location
+
+ // Check that we are in the expected state
+ Assert.assertTrue(curServer != destServer);
+ Assert.assertNotEquals(curServer.getServerName(), destServer.getServerName());
+ Assert.assertNotEquals(toMove.getPort(), destServerName.getPort());
+ Assert.assertNotNull(curServer.getOnlineRegion(regionName));
+ Assert.assertNull(destServer.getOnlineRegion(regionName));
+ Assert.assertFalse(TEST_UTIL.getMiniHBaseCluster().getMaster().
+ getAssignmentManager().hasRegionsInTransition());
+
+ // Moving. It's possible that we don't have all the regions online at this point, so
+ // the test depends only on the region we're looking at.
+ LOG.info("Move starting region=" + toMove.getRegionInfo().getRegionNameAsString());
+ TEST_UTIL.getAdmin().move(
+ toMove.getRegionInfo().getEncodedNameAsBytes(),
+ destServerName.getServerName().getBytes()
+ );
+
+ while (destServer.getOnlineRegion(regionName) == null ||
+ destServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes) ||
+ curServer.getRegionsInTransitionInRS().containsKey(encodedRegionNameBytes) ||
+ master.getAssignmentManager().hasRegionsInTransition()) {
+ // wait for the move to be finished
+ Thread.sleep(1);
+ }
+
+ LOG.info("Move finished for region="+toMove.getRegionInfo().getRegionNameAsString());
+
+ // Check our new state.
+ Assert.assertNull(curServer.getOnlineRegion(regionName));
+ Assert.assertNotNull(destServer.getOnlineRegion(regionName));
+ Assert.assertFalse(destServer.getRegionsInTransitionInRS()
+ .containsKey(encodedRegionNameBytes));
+ Assert.assertFalse(curServer.getRegionsInTransitionInRS()
+ .containsKey(encodedRegionNameBytes));
+
+
+ // Cache was NOT updated and points to the wrong server
+ Assert.assertFalse(
+ conn.getCachedLocation(TABLE_NAME3, ROW_X).getRegionLocation()
+ .getPort() == destServerName.getPort());
+
+ // Hijack the number of retry to fail after 2 tries
+ final int prevNumRetriesVal = setNumTries(conn, 2);
+
+ Put put3 = new Put(ROW_X);
+ put3.addColumn(FAM_NAM, ROW_X, ROW_X);
+ Put put4 = new Put(otherRow);
+ put4.addColumn(FAM_NAM, otherRow, otherRow);
+
+ // do multi
+ ArrayList<Put> actions = Lists.newArrayList(put4, put3);
+ table.batch(actions, null); // first should be a valid row,
+ // second we get RegionMovedException.
+
+ setNumTries(conn, prevNumRetriesVal);
+ } finally {
+ table.close();
+ }
+ }
+
+ @Test
+ public void testErrorBackoffTimeCalculation() throws Exception {
+ // TODO: This test would seem to presume hardcoded RETRY_BACKOFF which it should not.
+ final long ANY_PAUSE = 100;
+ ServerName location = ServerName.valueOf("127.0.0.1", 1, 0);
+ ServerName diffLocation = ServerName.valueOf("127.0.0.1", 2, 0);
+
+ ManualEnvironmentEdge timeMachine = new ManualEnvironmentEdge();
+ EnvironmentEdgeManager.injectEdge(timeMachine);
+ try {
+ long largeAmountOfTime = ANY_PAUSE * 1000;
+ ConnectionImplementation.ServerErrorTracker tracker =
+ new ConnectionImplementation.ServerErrorTracker(largeAmountOfTime, 100);
+
+ // The default backoff is 0.
+ assertEquals(0, tracker.calculateBackoffTime(location, ANY_PAUSE));
+
+ // Check some backoff values from HConstants sequence.
+ tracker.reportServerError(location);
+ assertEqualsWithJitter(ANY_PAUSE * HConstants.RETRY_BACKOFF[0],
+ tracker.calculateBackoffTime(location, ANY_PAUSE));
+ tracker.reportServerError(location);
+ tracker.reportServerError(location);
+ tracker.reportServerError(location);
+ assertEqualsWithJitter(ANY_PAUSE * HConstants.RETRY_BACKOFF[3],
+ tracker.calculateBackoffTime(location, ANY_PAUSE));
+
+ // All of this shouldn't affect backoff for different location.
+ assertEquals(0, tracker.calculateBackoffTime(diffLocation, ANY_PAUSE));
+ tracker.reportServerError(diffLocation);
+ assertEqualsWithJitter(ANY_PAUSE * HConstants.RETRY_BACKOFF[0],
+ tracker.calculateBackoffTime(diffLocation, ANY_PAUSE));
+
+ // Check with different base.
+ assertEqualsWithJitter(ANY_PAUSE * 2 * HConstants.RETRY_BACKOFF[3],
+ tracker.calculateBackoffTime(location, ANY_PAUSE * 2));
+ } finally {
+ EnvironmentEdgeManager.reset();
+ }
+ }
+
+ private static void assertEqualsWithJitter(long expected, long actual) {
+ assertEqualsWithJitter(expected, actual, expected);
+ }
+
+ private static void assertEqualsWithJitter(long expected, long actual, long jitterBase) {
+ assertTrue("Value not within jitter: " + expected + " vs " + actual,
+ Math.abs(actual - expected) <= (0.01f * jitterBase));
+ }
+
+ @Test
+ public void testConnectionRideOverClusterRestart() throws IOException, InterruptedException {
+ Configuration config = new Configuration(TEST_UTIL.getConfiguration());
+
+ final TableName tableName = TableName.valueOf(name.getMethodName());
+ TEST_UTIL.createTable(tableName, new byte[][] {FAM_NAM}).close();
+
+ Connection connection = ConnectionFactory.createConnection(config);
+ Table table = connection.getTable(tableName);
+
+ // this will cache the meta location and table's region location
+ table.get(new Get(Bytes.toBytes("foo")));
+
+ // restart HBase
+ TEST_UTIL.shutdownMiniHBaseCluster();
+ TEST_UTIL.restartHBaseCluster(2);
+ // this should be able to discover new locations for meta and table's region
+ table.get(new Get(Bytes.toBytes("foo")));
+ TEST_UTIL.deleteTable(tableName);
+ table.close();
+ connection.close();
}
}