/*
* JBoss, Home of Professional Open Source.
* Copyright 2017, 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.wildfly.extension.undertow.filters;
import java.util.Arrays;
import java.util.Collection;
import io.undertow.server.HttpHandler;
import io.undertow.server.handlers.RequestLimitingHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.operations.validation.IntRangeValidator;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
/**
* @author <a href="mailto:tomaz.cerar@redhat.com">Tomaz Cerar</a> (c) 2013 Red Hat Inc.
*/
public class RequestLimitHandler extends Filter {
public static final RequestLimitHandler INSTANCE = new RequestLimitHandler();
public static final AttributeDefinition MAX_CONCURRENT_REQUESTS = new SimpleAttributeDefinitionBuilder("max-concurrent-requests", ModelType.INT)
.setValidator(new IntRangeValidator(1, false, true))
.setAllowExpression(true)
.setRequired(true)
.setRestartAllServices()
.build();
public static final AttributeDefinition QUEUE_SIZE = new SimpleAttributeDefinitionBuilder("queue-size", ModelType.INT)
.setValidator(new IntRangeValidator(0, true, true))
.setAllowExpression(true)
.setRequired(false)
.setDefaultValue(new ModelNode(0))
.setRestartAllServices()
.build();
/*
<connection-limit max-concurrent-requests="100" />
*/
private RequestLimitHandler() {
super("request-limit");
}
@Override
public Collection<AttributeDefinition> getAttributes() {
return Arrays.asList(MAX_CONCURRENT_REQUESTS, QUEUE_SIZE);
}
@Override
public Class<? extends HttpHandler> getHandlerClass() {
return RequestLimitingHandler.class;
}
@Override
protected Class[] getConstructorSignature() {
return new Class[] {int.class, int.class, HttpHandler.class};
}
}