/*
* JBoss, Home of Professional Open Source.
* Copyright 2014, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.test.integration.management.extension.streams;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.SUBSYSTEM;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.SYSTEM_PROPERTY;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.VALUE;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.logging.Logger;
import org.jboss.as.controller.AbstractAddStepHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.Extension;
import org.jboss.as.controller.ExtensionContext;
import org.jboss.as.controller.ModelOnlyRemoveStepHandler;
import org.jboss.as.controller.ModelVersion;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationDefinition;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.SimpleOperationDefinitionBuilder;
import org.jboss.as.controller.SimpleResourceDefinition;
import org.jboss.as.controller.SubsystemRegistration;
import org.jboss.as.controller.descriptions.NonResolvingResourceDescriptionResolver;
import org.jboss.as.controller.operations.common.GenericSubsystemDescribeHandler;
import org.jboss.as.controller.parsing.ExtensionParsingContext;
import org.jboss.as.controller.registry.ManagementResourceRegistration;
import org.jboss.as.controller.registry.Resource;
import org.jboss.as.test.integration.management.extension.EmptySubsystemParser;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
/**
* Extension that can provide log files as a stream.
*
* @author Brian Stansberry (c) 2014 Red Hat Inc.
*/
public class LogStreamExtension implements Extension {
public static final String MODULE_NAME = "org.wildfly.extension.log-stream-test";
public static final String SUBSYSTEM_NAME = "log-stream-test";
public static final String STREAM_LOG_FILE = "stream-log-file";
public static final String LOG_MESSAGE_PROP = "wildfly.test.stream.response.key";
private static final EmptySubsystemParser PARSER = new EmptySubsystemParser("urn:wildfly:extension:log-stream-test:1.0");
private static final Logger log = Logger.getLogger(LogStreamExtension.class.getCanonicalName());
public static final AttributeDefinition LOG_FILE = SimpleAttributeDefinitionBuilder.create("log-file", ModelType.INT)
.setStorageRuntime()
.setRuntimeServiceNotRequired()
.setAllowNull(true)
.build();
@Override
public void initialize(ExtensionContext context) {
SubsystemRegistration subsystem = context.registerSubsystem(SUBSYSTEM_NAME, ModelVersion.create(1));
subsystem.registerSubsystemModel(new LogStreamSubsystemResourceDefinition());
subsystem.registerXMLElementWriter(PARSER);
}
@Override
public void initializeParsers(ExtensionParsingContext context) {
context.setSubsystemXmlMapping(SUBSYSTEM_NAME, PARSER.getNamespace(), PARSER);
}
public static String getLogMessage(String key) {
return "LogStreamHandler invoked with key " + key;
}
private static class LogStreamSubsystemResourceDefinition extends SimpleResourceDefinition {
private final OperationStepHandler handler;
private LogStreamSubsystemResourceDefinition() {
super(PathElement.pathElement(SUBSYSTEM, SUBSYSTEM_NAME), new NonResolvingResourceDescriptionResolver(),
new AbstractAddStepHandler(),
ModelOnlyRemoveStepHandler.INSTANCE);
this.handler = new LogStreamHandler();
}
@Override
public void registerOperations(ManagementResourceRegistration resourceRegistration) {
super.registerOperations(resourceRegistration);
resourceRegistration.registerOperationHandler(LogStreamHandler.DEFINITION, handler);
resourceRegistration.registerOperationHandler(GenericSubsystemDescribeHandler.DEFINITION, GenericSubsystemDescribeHandler.INSTANCE);
log.info("Registered log-stream-test operations");
}
@Override
public void registerAttributes(ManagementResourceRegistration resourceRegistration) {
resourceRegistration.registerReadOnlyAttribute(LOG_FILE, handler);
log.info("Registered log-stream-test attributes");
}
}
private static class LogStreamHandler implements OperationStepHandler {
private static final OperationDefinition DEFINITION = new SimpleOperationDefinitionBuilder(STREAM_LOG_FILE,
new NonResolvingResourceDescriptionResolver())
.setReplyType(ModelType.INT)
.build();
@Override
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
// Put an entry in the log that the test driver can use to verify a complete log
logPropValue(context);
String path;
if (context.getProcessType().isServer()) {
path = System.getProperty("jboss.server.log.dir") + File.separatorChar + "server.log";
} else {
path = System.getProperty("jboss.domain.log.dir") + File.separatorChar + "host-controller.log";
}
File f = new File(path);
try {
String uuid = context.attachResultStream("text/plain", new FileInputStream(f));
context.getResult().set(uuid);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
private void logPropValue(OperationContext context) {
Resource res = context.readResourceFromRoot(PathAddress.pathAddress(SYSTEM_PROPERTY, LOG_MESSAGE_PROP));
String key = res.getModel().get(VALUE).asString();
log.info(getLogMessage(key));
}
}
}