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/**
* 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.ipc;
import static org.junit.Assert.*;
import org.apache.hadoop.hbase.CompatibilityFactory;
import org.apache.hadoop.hbase.HBaseClassTestRule;
import org.apache.hadoop.hbase.NotServingRegionException;
import org.apache.hadoop.hbase.RegionTooBusyException;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.exceptions.OutOfOrderScannerNextException;
import org.apache.hadoop.hbase.exceptions.RegionMovedException;
import org.apache.hadoop.hbase.test.MetricsAssertHelper;
import org.apache.hadoop.hbase.testclassification.RPCTests;
import org.apache.hadoop.hbase.testclassification.SmallTests;
import org.junit.ClassRule;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category({RPCTests.class, SmallTests.class})
public class TestRpcMetrics {
@ClassRule
public static final HBaseClassTestRule CLASS_RULE =
HBaseClassTestRule.forClass(TestRpcMetrics.class);
public MetricsAssertHelper HELPER = CompatibilityFactory.getInstance(MetricsAssertHelper.class);
@Test
public void testFactory() {
MetricsHBaseServer masterMetrics = new MetricsHBaseServer("HMaster", new MetricsHBaseServerWrapperStub());
MetricsHBaseServerSource masterSource = masterMetrics.getMetricsSource();
MetricsHBaseServer rsMetrics = new MetricsHBaseServer("HRegionServer", new MetricsHBaseServerWrapperStub());
MetricsHBaseServerSource rsSource = rsMetrics.getMetricsSource();
assertEquals("master", masterSource.getMetricsContext());
assertEquals("regionserver", rsSource.getMetricsContext());
assertEquals("Master,sub=IPC", masterSource.getMetricsJmxContext());
assertEquals("RegionServer,sub=IPC", rsSource.getMetricsJmxContext());
assertEquals("Master", masterSource.getMetricsName());
assertEquals("RegionServer", rsSource.getMetricsName());
}
/**
* This test makes sure that the numbers from a MetricsHBaseServerWrapper are correctly exported
* to hadoop metrics 2 system.
*/
@Test
public void testWrapperSource() {
MetricsHBaseServer mrpc = new MetricsHBaseServer("HMaster", new MetricsHBaseServerWrapperStub());
MetricsHBaseServerSource serverSource = mrpc.getMetricsSource();
HELPER.assertGauge("queueSize", 101, serverSource);
HELPER.assertGauge("numCallsInGeneralQueue", 102, serverSource);
HELPER.assertGauge("numCallsInReplicationQueue", 103, serverSource);
HELPER.assertGauge("numCallsInPriorityQueue", 104, serverSource);
HELPER.assertGauge("numOpenConnections", 105, serverSource);
HELPER.assertGauge("numActiveHandler", 106, serverSource);
HELPER.assertGauge("numActiveGeneralHandler", 201, serverSource);
HELPER.assertGauge("numActivePriorityHandler", 202, serverSource);
HELPER.assertGauge("numActiveReplicationHandler", 203, serverSource);
HELPER.assertGauge("numActiveWriteHandler", 50, serverSource);
HELPER.assertGauge("numActiveReadHandler", 50, serverSource);
HELPER.assertGauge("numActiveScanHandler", 6, serverSource);
HELPER.assertGauge("numCallsInWriteQueue", 50, serverSource);
HELPER.assertGauge("numCallsInReadQueue", 50, serverSource);
HELPER.assertGauge("numCallsInScanQueue", 2, serverSource);
}
/**
* Test to make sure that all the actively called method on MetricsHBaseServer work.
*/
@Test
public void testSourceMethods() {
MetricsHBaseServer mrpc = new MetricsHBaseServer("HMaster", new MetricsHBaseServerWrapperStub());
MetricsHBaseServerSource serverSource = mrpc.getMetricsSource();
for (int i=0; i < 12; i++) {
mrpc.authenticationFailure();
}
for (int i=0; i < 13; i++) {
mrpc.authenticationSuccess();
}
HELPER.assertCounter("authenticationFailures", 12, serverSource);
HELPER.assertCounter("authenticationSuccesses", 13, serverSource);
for (int i=0; i < 14; i++) {
mrpc.authorizationSuccess();
}
for (int i=0; i < 15; i++) {
mrpc.authorizationFailure();
}
HELPER.assertCounter("authorizationSuccesses", 14, serverSource);
HELPER.assertCounter("authorizationFailures", 15, serverSource);
mrpc.dequeuedCall(100);
mrpc.processedCall(101);
mrpc.totalCall(102);
HELPER.assertCounter("queueCallTime_NumOps", 1, serverSource);
HELPER.assertCounter("processCallTime_NumOps", 1, serverSource);
HELPER.assertCounter("totalCallTime_NumOps", 1, serverSource);
mrpc.sentBytes(103);
mrpc.sentBytes(103);
mrpc.sentBytes(103);
mrpc.receivedBytes(104);
mrpc.receivedBytes(104);
HELPER.assertCounter("sentBytes", 309, serverSource);
HELPER.assertCounter("receivedBytes", 208, serverSource);
mrpc.receivedRequest(105);
mrpc.sentResponse(106);
HELPER.assertCounter("requestSize_NumOps", 1, serverSource);
HELPER.assertCounter("responseSize_NumOps", 1, serverSource);
mrpc.exception(null);
HELPER.assertCounter("exceptions", 1, serverSource);
mrpc.exception(new RegionMovedException(ServerName.parseServerName("localhost:60020"), 100));
mrpc.exception(new RegionTooBusyException("Some region"));
mrpc.exception(new OutOfOrderScannerNextException());
mrpc.exception(new NotServingRegionException());
HELPER.assertCounter("exceptions.RegionMovedException", 1, serverSource);
HELPER.assertCounter("exceptions.RegionTooBusyException", 1, serverSource);
HELPER.assertCounter("exceptions.OutOfOrderScannerNextException", 1, serverSource);
HELPER.assertCounter("exceptions.NotServingRegionException", 1, serverSource);
HELPER.assertCounter("exceptions", 5, serverSource);
}
@Test
public void testServerContextNameWithHostName() {
String[] masterServerNames = { "master/node-xyz/10.19.250.253:16020",
"master/node-regionserver-xyz/10.19.250.253:16020", "HMaster/node-xyz/10.19.250.253:16020",
"HMaster/node-regionserver-xyz/10.19.250.253:16020" };
String[] regionServerNames = { "regionserver/node-xyz/10.19.250.253:16020",
"regionserver/node-master1-xyz/10.19.250.253:16020",
"HRegionserver/node-xyz/10.19.250.253:16020",
"HRegionserver/node-master1-xyz/10.19.250.253:16020" };
MetricsHBaseServerSource masterSource = null;
for (String serverName : masterServerNames) {
masterSource = new MetricsHBaseServer(serverName, new MetricsHBaseServerWrapperStub())
.getMetricsSource();
assertEquals("master", masterSource.getMetricsContext());
assertEquals("Master,sub=IPC", masterSource.getMetricsJmxContext());
assertEquals("Master", masterSource.getMetricsName());
}
MetricsHBaseServerSource rsSource = null;
for (String serverName : regionServerNames) {
rsSource = new MetricsHBaseServer(serverName, new MetricsHBaseServerWrapperStub())
.getMetricsSource();
assertEquals("regionserver", rsSource.getMetricsContext());
assertEquals("RegionServer,sub=IPC", rsSource.getMetricsJmxContext());
assertEquals("RegionServer", rsSource.getMetricsName());
}
}
}