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Posted to commits@hbase.apache.org by hu...@apache.org on 2020/03/23 00:43:17 UTC
[hbase] branch master updated: HBASE-23957 [flakey test]
client.TestMultiParallel fails to read hbase-site.xml (#1310)
This is an automated email from the ASF dual-hosted git repository.
huaxiangsun pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/hbase.git
The following commit(s) were added to refs/heads/master by this push:
new 5422440 HBASE-23957 [flakey test] client.TestMultiParallel fails to read hbase-site.xml (#1310)
5422440 is described below
commit 542244056cf0be67fb39597a26a29051b07452ea
Author: Huaxiang Sun <qi...@hotmail.com>
AuthorDate: Sun Mar 22 17:43:04 2020 -0700
HBASE-23957 [flakey test] client.TestMultiParallel fails to read hbase-site.xml (#1310)
Signed-off-by: Nick Dimiduk ndimiduk@apache.org
Signed-off-by: stack <st...@apache.org>
---
.../client/AbstractTestUpdateConfiguration.java | 116 +++++++++++++++++++++
.../hadoop/hbase/client/TestAsyncAdminBase.java | 2 +-
.../hbase/client/TestAsyncClusterAdminApi.java | 24 +----
.../hbase/client/TestUpdateConfiguration.java | 45 +++-----
.../{hbase-site2.xml => override-hbase-site.xml} | 0
5 files changed, 137 insertions(+), 50 deletions(-)
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestUpdateConfiguration.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestUpdateConfiguration.java
new file mode 100644
index 0000000..ec6204d
--- /dev/null
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/AbstractTestUpdateConfiguration.java
@@ -0,0 +1,116 @@
+/**
+ * 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.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.StandardCopyOption;
+import org.apache.hadoop.hbase.HBaseTestingUtility;
+import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;
+
+/**
+ * Base class to test Configuration Update logic. It wraps up things needed to
+ * test configuration change and provides utility methods for test cluster setup,
+ * updating/restoring configuration file.
+ */
+public abstract class AbstractTestUpdateConfiguration {
+ private static final String SERVER_CONFIG = "hbase-site.xml";
+ private static final String OVERRIDE_SERVER_CONFIG = "override-hbase-site.xml";
+ private static final String BACKUP_SERVER_CONFIG = "backup-hbase-site.xml";
+
+ private static Path configFileUnderTestDataDir;
+ private static Path overrideConfigFileUnderTestDataDir;
+ private static Path backupConfigFileUnderTestDataDir;
+
+ protected static void setUpConfigurationFiles(final HBaseTestingUtility testUtil)
+ throws Exception {
+ // Before this change, the test will update hbase-site.xml under target/test-classes and
+ // trigger a config reload. Since target/test-classes/hbase-site.xml is being used by
+ // other testing cases at the same time, this update will break other testing cases so it will
+ // be flakey in nature.
+ // To avoid this, the change is to make target/test-classes/hbase-site.xml immutable. A new
+ // hbase-site.xml will be created under its test data directory, i.e,
+ // hbase-server/target/test-data/UUID, this new file will be added as a resource for the
+ // config, new update will be applied to this new file and only visible to this specific test
+ // case. The target/test-classes/hbase-site.xml will not be changed during the test.
+
+ String absoluteDataPath = testUtil.getDataTestDir().toString();
+
+ // Create test-data directories.
+ Files.createDirectories(Paths.get(absoluteDataPath));
+
+ // Copy hbase-site.xml from target/test-class to target/test-data/UUID directory.
+ Path configFile = Paths.get("target", "test-classes", SERVER_CONFIG);
+ configFileUnderTestDataDir = Paths.get(absoluteDataPath, SERVER_CONFIG);
+ Files.copy(configFile, configFileUnderTestDataDir);
+
+ // Copy override config file overrider-hbase-site.xml from target/test-class to
+ // target/test-data/UUID directory.
+ Path overrideConfigFile = Paths.get("target", "test-classes",
+ OVERRIDE_SERVER_CONFIG);
+ overrideConfigFileUnderTestDataDir = Paths.get(absoluteDataPath, OVERRIDE_SERVER_CONFIG);
+ Files.copy(overrideConfigFile, overrideConfigFileUnderTestDataDir);
+
+ backupConfigFileUnderTestDataDir = Paths.get(absoluteDataPath, BACKUP_SERVER_CONFIG);
+
+ // Add the new custom config file to Configuration
+ testUtil.getConfiguration().addResource(testUtil.getDataTestDir(SERVER_CONFIG));
+ }
+
+ protected static void addResourceToRegionServerConfiguration(final HBaseTestingUtility testUtil) {
+ // When RegionServer is created in MiniHBaseCluster, it uses HBaseConfiguration.create(conf) of
+ // the master Configuration. The create() just copies config params over, it does not do
+ // a clone for a historic reason. Properties such as resources are lost during this process.
+ // Exposing a new method in HBaseConfiguration causes confusion. Instead, the new hbase-site.xml
+ // under test-data directory is added to RegionServer's configuration as a workaround.
+ for (RegionServerThread rsThread : testUtil.getMiniHBaseCluster().getRegionServerThreads()) {
+ rsThread.getRegionServer().getConfiguration().addResource(
+ testUtil.getDataTestDir(SERVER_CONFIG));
+ }
+ }
+
+ /**
+ * Replace the hbase-site.xml file under this test's data directory with the content of the
+ * override-hbase-site.xml file. Stashes the current existing file so that it can be restored
+ * using {@link #restoreHBaseSiteXML()}.
+ *
+ * @throws IOException if an I/O error occurs
+ */
+ protected void replaceHBaseSiteXML() throws IOException {
+ // make a backup of hbase-site.xml
+ Files.copy(configFileUnderTestDataDir,
+ backupConfigFileUnderTestDataDir, StandardCopyOption.REPLACE_EXISTING);
+ // update hbase-site.xml by overwriting it
+ Files.copy(overrideConfigFileUnderTestDataDir,
+ configFileUnderTestDataDir, StandardCopyOption.REPLACE_EXISTING);
+ }
+
+ /**
+ * Restores the hbase-site.xml file that was stashed by a previous call to
+ * {@link #replaceHBaseSiteXML()}.
+ *
+ * @throws IOException if an I/O error occurs
+ */
+ protected void restoreHBaseSiteXML() throws IOException {
+ // restore hbase-site.xml
+ Files.copy(backupConfigFileUnderTestDataDir,
+ configFileUnderTestDataDir, StandardCopyOption.REPLACE_EXISTING);
+ }
+}
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncAdminBase.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncAdminBase.java
index 6090d64..70cffd8 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncAdminBase.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncAdminBase.java
@@ -46,7 +46,7 @@ import org.slf4j.LoggerFactory;
/**
* Class to test AsyncAdmin.
*/
-public abstract class TestAsyncAdminBase {
+public abstract class TestAsyncAdminBase extends AbstractTestUpdateConfiguration {
protected static final Logger LOG = LoggerFactory.getLogger(TestAsyncAdminBase.class);
protected final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncClusterAdminApi.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncClusterAdminApi.java
index ad4d64d..0116a6e 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncClusterAdminApi.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestAsyncClusterAdminApi.java
@@ -22,10 +22,6 @@ import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
-import java.nio.file.FileSystems;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.StandardCopyOption;
import java.util.ArrayList;
import java.util.Collection;
import java.util.EnumSet;
@@ -65,19 +61,19 @@ public class TestAsyncClusterAdminApi extends TestAsyncAdminBase {
public static final HBaseClassTestRule CLASS_RULE =
HBaseClassTestRule.forClass(TestAsyncClusterAdminApi.class);
- private final Path cnfPath = FileSystems.getDefault().getPath("target/test-classes/hbase-site.xml");
- private final Path cnf2Path = FileSystems.getDefault().getPath("target/test-classes/hbase-site2.xml");
- private final Path cnf3Path = FileSystems.getDefault().getPath("target/test-classes/hbase-site3.xml");
-
@BeforeClass
public static void setUpBeforeClass() throws Exception {
+
+ setUpConfigurationFiles(TEST_UTIL);
TEST_UTIL.getConfiguration().setInt(HConstants.MASTER_INFO_PORT, 0);
TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_RPC_TIMEOUT_KEY, 60000);
TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_OPERATION_TIMEOUT, 120000);
TEST_UTIL.getConfiguration().setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 2);
TEST_UTIL.getConfiguration().setInt(START_LOG_ERRORS_AFTER_COUNT_KEY, 0);
+
TEST_UTIL.startMiniCluster(2);
ASYNC_CONN = ConnectionFactory.createAsyncConnection(TEST_UTIL.getConfiguration()).get();
+ addResourceToRegionServerConfiguration(TEST_UTIL);
}
@Test
@@ -137,18 +133,6 @@ public class TestAsyncClusterAdminApi extends TestAsyncAdminBase {
restoreHBaseSiteXML();
}
- private void replaceHBaseSiteXML() throws IOException {
- // make a backup of hbase-site.xml
- Files.copy(cnfPath, cnf3Path, StandardCopyOption.REPLACE_EXISTING);
- // update hbase-site.xml by overwriting it
- Files.copy(cnf2Path, cnfPath, StandardCopyOption.REPLACE_EXISTING);
- }
-
- private void restoreHBaseSiteXML() throws IOException {
- // restore hbase-site.xml
- Files.copy(cnf3Path, cnfPath, StandardCopyOption.REPLACE_EXISTING);
- }
-
@Test
public void testRollWALWALWriter() throws Exception {
setUpforLogRolling();
diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestUpdateConfiguration.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestUpdateConfiguration.java
index eae56fd..e8036fc 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestUpdateConfiguration.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestUpdateConfiguration.java
@@ -20,10 +20,6 @@ package org.apache.hadoop.hbase.client;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
-import java.nio.file.FileSystems;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.nio.file.StandardCopyOption;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.HBaseClassTestRule;
import org.apache.hadoop.hbase.HBaseTestingUtility;
@@ -32,13 +28,15 @@ import org.apache.hadoop.hbase.StartMiniClusterOption;
import org.apache.hadoop.hbase.testclassification.MediumTests;
import org.junit.BeforeClass;
import org.junit.ClassRule;
+import org.junit.Rule;
import org.junit.Test;
import org.junit.experimental.categories.Category;
+import org.junit.rules.TestName;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Category({MediumTests.class})
-public class TestUpdateConfiguration {
+public class TestUpdateConfiguration extends AbstractTestUpdateConfiguration {
@ClassRule
public static final HBaseClassTestRule CLASS_RULE =
@@ -49,14 +47,18 @@ public class TestUpdateConfiguration {
@BeforeClass
public static void setup() throws Exception {
- // Set master number and use default values for other options.
+ setUpConfigurationFiles(TEST_UTIL);
StartMiniClusterOption option = StartMiniClusterOption.builder().numMasters(2).build();
TEST_UTIL.startMiniCluster(option);
+ addResourceToRegionServerConfiguration(TEST_UTIL);
}
+ @Rule
+ public TestName name = new TestName();
+
@Test
public void testOnlineConfigChange() throws IOException {
- LOG.debug("Starting the test");
+ LOG.debug("Starting the test {}", name.getMethodName());
Admin admin = TEST_UTIL.getAdmin();
ServerName server = TEST_UTIL.getHBaseCluster().getRegionServer(0).getServerName();
admin.updateConfiguration(server);
@@ -64,42 +66,28 @@ public class TestUpdateConfiguration {
@Test
public void testMasterOnlineConfigChange() throws IOException {
- LOG.debug("Starting the test");
- Path cnfPath = FileSystems.getDefault().getPath("target/test-classes/hbase-site.xml");
- Path cnf2Path = FileSystems.getDefault().getPath("target/test-classes/hbase-site2.xml");
- Path cnf3Path = FileSystems.getDefault().getPath("target/test-classes/hbase-site3.xml");
- // make a backup of hbase-site.xml
- Files.copy(cnfPath, cnf3Path, StandardCopyOption.REPLACE_EXISTING);
- // update hbase-site.xml by overwriting it
- Files.copy(cnf2Path, cnfPath, StandardCopyOption.REPLACE_EXISTING);
-
+ LOG.debug("Starting the test {}", name.getMethodName());
+ replaceHBaseSiteXML();
Admin admin = TEST_UTIL.getAdmin();
ServerName server = TEST_UTIL.getHBaseCluster().getMaster().getServerName();
admin.updateConfiguration(server);
Configuration conf = TEST_UTIL.getMiniHBaseCluster().getMaster().getConfiguration();
int custom = conf.getInt("hbase.custom.config", 0);
assertEquals(1000, custom);
- // restore hbase-site.xml
- Files.copy(cnf3Path, cnfPath, StandardCopyOption.REPLACE_EXISTING);
+ restoreHBaseSiteXML();
}
@Test
public void testAllOnlineConfigChange() throws IOException {
- LOG.debug("Starting the test");
+ LOG.debug("Starting the test {} ", name.getMethodName());
Admin admin = TEST_UTIL.getAdmin();
admin.updateConfiguration();
}
@Test
public void testAllCustomOnlineConfigChange() throws IOException {
- LOG.debug("Starting the test");
- Path cnfPath = FileSystems.getDefault().getPath("target/test-classes/hbase-site.xml");
- Path cnf2Path = FileSystems.getDefault().getPath("target/test-classes/hbase-site2.xml");
- Path cnf3Path = FileSystems.getDefault().getPath("target/test-classes/hbase-site3.xml");
- // make a backup of hbase-site.xml
- Files.copy(cnfPath, cnf3Path, StandardCopyOption.REPLACE_EXISTING);
- // update hbase-site.xml by overwriting it
- Files.copy(cnf2Path, cnfPath, StandardCopyOption.REPLACE_EXISTING);
+ LOG.debug("Starting the test {}", name.getMethodName());
+ replaceHBaseSiteXML();
Admin admin = TEST_UTIL.getAdmin();
admin.updateConfiguration();
@@ -120,7 +108,6 @@ public class TestUpdateConfiguration {
custom = regionServerConfiguration.getInt("hbase.custom.config", 0);
assertEquals(1000, custom);
- // restore hbase-site.xml
- Files.copy(cnf3Path, cnfPath, StandardCopyOption.REPLACE_EXISTING);
+ restoreHBaseSiteXML();
}
}
diff --git a/hbase-server/src/test/resources/hbase-site2.xml b/hbase-server/src/test/resources/override-hbase-site.xml
similarity index 100%
rename from hbase-server/src/test/resources/hbase-site2.xml
rename to hbase-server/src/test/resources/override-hbase-site.xml