https://issues.apache.org/jira/browse/AMQ-5724 - fix up mbean object name property clashes and attribute selection. add --invoke flag to invoke simple mbean operations with void or string params, Additional test that verifies help suggestions

This commit is contained in:
gtully 2015-06-16 15:03:04 +01:00
parent 1b08858a37
commit 1787edaf3e
3 changed files with 288 additions and 14 deletions

View File

@ -16,6 +16,7 @@
*/
package org.apache.activemq.console.command;
import javax.management.ObjectName;
import org.apache.activemq.console.util.JmxMBeansUtil;
import java.util.*;
@ -25,12 +26,12 @@ public class QueryCommand extends AbstractJmxCommand {
private static final Properties PREDEFINED_OBJNAME_QUERY = new Properties();
static {
PREDEFINED_OBJNAME_QUERY.setProperty("Broker", "type=Broker,brokerName=%1");
PREDEFINED_OBJNAME_QUERY.setProperty("Connection", "type=Broker,connector=clientConnectors,connectionName=%1,*");
PREDEFINED_OBJNAME_QUERY.setProperty("Connector", "type=Broker,brokerName=*,connector=clientConnectors,connectorName=%1");
PREDEFINED_OBJNAME_QUERY.setProperty("NetworkConnector", "type=Broker,brokerName=%1,connector=networkConnectors,networkConnectorName=*");
PREDEFINED_OBJNAME_QUERY.setProperty("Queue", "type=Broker,brokerName=*,destinationType=Queue,destinationName=%1");
PREDEFINED_OBJNAME_QUERY.setProperty("Topic", "type=Broker,brokerName=*,destinationType=Topic,destinationName=%1,*");
PREDEFINED_OBJNAME_QUERY.setProperty("Broker", "brokerName=%1");
PREDEFINED_OBJNAME_QUERY.setProperty("Connection", "connector=clientConnectors,connectionViewType=*,connectionName=%1,*");
PREDEFINED_OBJNAME_QUERY.setProperty("Connector", "connector=clientConnectors,connectorName=%1");
PREDEFINED_OBJNAME_QUERY.setProperty("NetworkConnector", "connector=networkConnectors,networkConnectorName=%1");
PREDEFINED_OBJNAME_QUERY.setProperty("Queue", "destinationType=Queue,destinationName=%1");
PREDEFINED_OBJNAME_QUERY.setProperty("Topic", "destinationType=Topic,destinationName=%1");
};
protected String[] helpFile = new String[] {
@ -48,6 +49,7 @@ public class QueryCommand extends AbstractJmxCommand {
" similar to the JMX object name format.",
" --view <attr1>,<attr2>,... Select the specific attribute of the object to view.",
" By default all attributes will be displayed.",
" --invoke <operation> Specify the operation to invoke on matching objects",
" --jmxurl <url> Set the JMX URL to connect to.",
" --pid <pid> Set the pid to connect to (only on Sun JVM).",
" --jmxuser <user> Set the JMX user used for authenticating.",
@ -79,18 +81,23 @@ public class QueryCommand extends AbstractJmxCommand {
" - Print all attributes of all topics except those that has a name that begins",
" with \"ActiveMQ.Advisory\".",
"",
" query --objname Type=*Connect*,BrokerName=local* -xQNetworkConnector=*",
" query --objname type=Broker,brokerName=*,connector=clientConnectors,connectorName=* -xQNetworkConnector=*",
" - Print all attributes of all connectors, connections excluding network connectors",
" that belongs to the broker that begins with local.",
"",
" query -QQueue=* -xQQueue=????",
" - Print all attributes of all queues except those that are 4 letters long.",
"",
" query -QQueue=* --invoke pause",
" - Pause all queues.",
"",
};
private final List<String> queryAddObjects = new ArrayList<String>(10);
private final List<String> querySubObjects = new ArrayList<String>(10);
private final Set queryViews = new LinkedHashSet();
private final List<String> opAndParams = new ArrayList<String>(10);
@Override
public String getName() {
@ -111,21 +118,55 @@ public class QueryCommand extends AbstractJmxCommand {
protected void runTask(List<String> tokens) throws Exception {
try {
// Query for the mbeans to add
Map<String,List> addMBeans = JmxMBeansUtil.queryMBeansAsMap(createJmxConnection(), queryAddObjects, queryViews);
Map<Object,List> addMBeans = JmxMBeansUtil.queryMBeansAsMap(createJmxConnection(), queryAddObjects, queryViews);
// Query for the mbeans to sub
if (querySubObjects.size() > 0) {
Map<String,List> subMBeans = JmxMBeansUtil.queryMBeansAsMap(createJmxConnection(), querySubObjects, queryViews);
Map<Object,List> subMBeans = JmxMBeansUtil.queryMBeansAsMap(createJmxConnection(), querySubObjects, queryViews);
addMBeans.keySet().removeAll(subMBeans.keySet());
}
context.printMBean(JmxMBeansUtil.filterMBeansView(new ArrayList(addMBeans.values()), queryViews));
if (opAndParams.isEmpty()) {
context.printMBean(JmxMBeansUtil.filterMBeansView(new ArrayList(addMBeans.values()), queryViews));
} else {
context.print(doInvoke(addMBeans.keySet(), opAndParams));
}
} catch (Exception e) {
context.printException(new RuntimeException("Failed to execute query task. Reason: " + e));
throw new Exception(e);
}
}
private Collection doInvoke(Set<Object> mBeans, List<String> opAndParams) throws Exception {
LinkedList<String> results = new LinkedList<>();
for (Object objectName : mBeans) {
Object result = createJmxConnection().invoke((ObjectName) objectName, opAndParams.get(0),
params(opAndParams), stringSignature(opAndParams));
results.add("[" + objectName + "]." + opAndParams.get(0) + " = " + result);
}
return results;
}
private Object[] params(List<String> opAndParams) {
if (opAndParams.size() > 1) {
return opAndParams.subList(1, opAndParams.size()).toArray();
} else {
return null;
}
}
private String[] stringSignature(List<String> opAndParams) {
if (opAndParams.size() > 1) {
String[] sig = new String[opAndParams.size() - 1];
Arrays.fill(sig, String.class.getName());
return sig;
} else {
return null;
}
}
/**
* Handle the -Q, -xQ, --objname, --xobjname, --view options.
* Handle the -Q, -xQ, --objname, --xobjname, --view --invoke options.
*
* @param token - option token to handle
* @param tokens - succeeding command arguments
@ -153,6 +194,7 @@ public class QueryCommand extends AbstractJmxCommand {
while (queryTokens.hasMoreTokens()) {
queryAddObjects.add(queryTokens.nextToken());
}
normaliseObjectName(queryAddObjects);
} else if (token.startsWith("-xQ")) {
// If token is a substractive predefined query define option
String key = token.substring(3);
@ -174,6 +216,7 @@ public class QueryCommand extends AbstractJmxCommand {
while (queryTokens.hasMoreTokens()) {
querySubObjects.add(queryTokens.nextToken());
}
normaliseObjectName(querySubObjects);
} else if (token.startsWith("--objname")) {
// If token is an additive object name query option
@ -216,12 +259,60 @@ public class QueryCommand extends AbstractJmxCommand {
while (viewTokens.hasMoreElements()) {
queryViews.add(viewTokens.nextElement());
}
} else if (token.startsWith("--invoke")) {
if (tokens.isEmpty() || ((String)tokens.get(0)).startsWith("-")) {
context.printException(new IllegalArgumentException("operation to invoke is not specified"));
return;
}
// add op and params
Enumeration viewTokens = new StringTokenizer((String)tokens.remove(0), COMMAND_OPTION_DELIMETER);
while (viewTokens.hasMoreElements()) {
opAndParams.add((String)viewTokens.nextElement());
}
} else {
// Let super class handle unknown option
super.handleOption(token, tokens);
}
}
private void normaliseObjectName(List<String> queryAddObjects) {
ensurePresent(queryAddObjects, "type", "Broker");
ensurePresent(queryAddObjects, "brokerName", "*");
// -QQueue && -QTopic
ensureUnique(queryAddObjects, "destinationType", "?????");
ensureUnique(queryAddObjects, "destinationName", "*");
}
private void ensurePresent(List<String> queryAddObjects, String id, String wildcard) {
List<String> matches = findMatchingKeys(queryAddObjects, id);
if (matches.size() == 0) {
queryAddObjects.add(id + "=" + wildcard);
}
}
private void ensureUnique(List<String> queryAddObjects, String id, String wildcard) {
List<String> matches = findMatchingKeys(queryAddObjects, id);
if (matches.size() > 1) {
queryAddObjects.removeAll(matches);
queryAddObjects.add(id + "=" + wildcard);
}
}
private List<String> findMatchingKeys(List<String> queryAddObjects, String id) {
List<String> matches = new LinkedList<>();
for (String prop : queryAddObjects) {
String[] keyValue = prop.split("=");
if (keyValue.length == 2 && keyValue[0].equals(id)) {
matches.add(prop);
}
}
return matches;
}
/**
* Print the help messages for the browse command
*/

View File

@ -57,12 +57,12 @@ public final class JmxMBeansUtil {
}
}
public static Map<String, List> queryMBeansAsMap(MBeanServerConnection jmxConnection, List queryList, Set attributes) throws Exception {
Map answer = new HashMap<String, List>();
public static Map<Object, List> queryMBeansAsMap(MBeanServerConnection jmxConnection, List queryList, Set attributes) throws Exception {
Map<Object, List> answer = new HashMap<Object, List>();
List<AttributeList> mbeans = queryMBeans(jmxConnection, queryList, attributes);
for (AttributeList mbean : mbeans) {
for(Attribute attr: mbean.asList()) {
if (attr.getName().equals("Name")) {
if (attr.getName().equals(MBeansAttributeQueryFilter.KEY_OBJECT_NAME_ATTRIBUTE)) {
answer.put(attr.getValue(), mbean);
}
}

View File

@ -0,0 +1,183 @@
/**
* 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.activemq.console;
import java.io.ByteArrayOutputStream;
import java.util.Arrays;
import java.util.LinkedList;
import javax.jms.Connection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ActiveMQTopic;
import org.apache.activemq.console.command.QueryCommand;
import org.apache.activemq.console.formatter.CommandShellOutputFormatter;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.LoggerFactory;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class QueryCommandTest {
private static final org.slf4j.Logger LOG = LoggerFactory.getLogger(QueryCommandTest.class);
final String CONNECTOR_NAME="tcp-openWire";
final String CLIENT_ID="some-id";
BrokerService brokerService;
@Before
public void createBroker() throws Exception {
brokerService = new BrokerService();
brokerService.getManagementContext().setCreateConnector(false);
brokerService.setPersistent(false);
brokerService.setDestinations(new ActiveMQDestination[]{new ActiveMQQueue("Q1"), new ActiveMQQueue("Q2"), new ActiveMQTopic("T1")});
brokerService.addConnector("tcp://0.0.0.0:0").setName(CONNECTOR_NAME);
brokerService.start();
}
@After
public void stopBroker() throws Exception {
if (brokerService != null) {
brokerService.stop();
}
}
@Test
public void tryQuery() throws Exception {
String result = executeQuery("-QQueue=* --view destinationName,EnqueueCount,DequeueCount");
assertTrue("Output valid", result.contains("Q1"));
assertTrue("Output valid", result.contains("Q2"));
assertFalse("Output valid", result.contains("T1"));
result = executeQuery("-QQueue=Q2 --view destinationName,QueueSize");
assertTrue("size present", result.contains("QueueSize"));
assertTrue("Output valid", result.contains("Q2"));
assertFalse("Output valid", result.contains("Q1"));
assertFalse("Output valid", result.contains("T1"));
result = executeQuery("-QQueue=* -xQQueue=Q1 --view destinationName,QueueSize");
assertTrue("size present", result.contains("QueueSize"));
assertTrue("q2", result.contains("Q2"));
assertFalse("!q1: " + result, result.contains("Q1"));
assertFalse("!t1", result.contains("T1"));
result = executeQuery("-QTopic=* -QQueue=* --view destinationName");
assertTrue("got Q1", result.contains("Q1"));
assertTrue("got Q2", result.contains("Q2"));
assertTrue("got T1", result.contains("T1"));
result = executeQuery("-QQueue=*");
assertTrue("got Q1", result.contains("Q1"));
assertTrue("got Q2", result.contains("Q2"));
assertFalse("!T1", result.contains("T1"));
result = executeQuery("-QBroker=*");
assertTrue("got localhost", result.contains("localhost"));
result = executeQuery("--view destinationName");
// all mbeans with a destinationName attribute
assertTrue("got Q1", result.contains("Q1"));
assertTrue("got Q2", result.contains("Q2"));
assertTrue("got T1", result.contains("T1"));
result = executeQuery("--objname type=Broker,brokerName=*,destinationType=Queue,destinationName=*");
assertTrue("got Q1", result.contains("Q1"));
assertTrue("got Q2", result.contains("Q2"));
assertFalse("!T1", result.contains("T1"));
result = executeQuery("--objname type=Broker,brokerName=*,destinationType=*,destinationName=* --xobjname type=Broker,brokerName=*,destinationType=Queue,destinationName=Q1");
assertFalse("!Q1", result.contains("Q1"));
assertTrue("got Q2", result.contains("Q2"));
assertTrue("T1", result.contains("T1"));
}
@Test
public void testConnection() throws Exception {
ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(brokerService.getTransportConnectors().get(0).getPublishableConnectURI());
Connection connection = connectionFactory.createConnection();
connection.setClientID(CLIENT_ID);
connection.start();
String result = executeQuery("-QConnection=* --view ClientId");
assertTrue("got client id", result.contains(CLIENT_ID));
result = executeQuery("--objname type=Broker,brokerName=*,connector=clientConnectors,connectorName=* -xQNetworkConnector=*");
assertTrue("got named", result.contains(CONNECTOR_NAME));
result = executeQuery("-QConnector=*");
assertTrue("got named", result.contains(CONNECTOR_NAME));
}
@Test
public void testInvoke() throws Exception {
String result = executeQuery("-QQueue=Q* --view Paused");
assertTrue("got pause status", result.contains("Paused = false"));
result = executeQuery("-QQueue=* --invoke pause");
LOG.info("result of invoke: " + result);
assertTrue("invoked", result.contains("Q1"));
assertTrue("invoked", result.contains("Q2"));
result = executeQuery("-QQueue=Q2 --view Paused");
assertTrue("got pause status", result.contains("Paused = true"));
result = executeQuery("-QQueue=Q2 --invoke resume");
LOG.info("result of invoke: " + result);
assertTrue("invoked", result.contains("Q2"));
result = executeQuery("-QQueue=Q2 --view Paused");
assertTrue("pause status", result.contains("Paused = false"));
result = executeQuery("-QQueue=Q1 --view Paused");
assertTrue("pause status", result.contains("Paused = true"));
// op with string param
result = executeQuery("-QQueue=Q2 --invoke sendTextMessage,hi");
LOG.info("result of invoke: " + result);
assertTrue("invoked", result.contains("Q2"));
result = executeQuery("-QQueue=Q2 --view EnqueueCount");
assertTrue("enqueueCount", result.contains("EnqueueCount = 1"));
}
private String executeQuery(String query) throws Exception {
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(1024);
CommandContext context = new CommandContext();
context.setFormatter(new CommandShellOutputFormatter(byteArrayOutputStream));
QueryCommand queryCommand = new QueryCommand();
queryCommand.setJmxUseLocal(true);
queryCommand.setCommandContext(context);
LinkedList<String> args = new LinkedList<>();
args.addAll(Arrays.asList(query.split(" ")));
queryCommand.execute(args);
return byteArrayOutputStream.toString();
}
}