/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.server.deploymentoverlay;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.BYTES;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.CONTENT;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.HASH;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.INPUT_STREAM_INDEX;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.URL;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.jboss.as.controller.AbstractAddStepHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.HashUtil;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.RunningMode;
import org.jboss.as.controller.operations.CompositeOperationAwareTransformer;
import org.jboss.as.controller.operations.DomainOperationTransformer;
import org.jboss.as.controller.operations.OperationAttachments;
import org.jboss.as.controller.registry.Resource;
import org.jboss.as.protocol.StreamUtils;
import org.jboss.as.repository.ContentReference;
import org.jboss.as.repository.ContentRepository;
import org.jboss.as.repository.DeploymentFileRepository;
import org.jboss.as.server.deployment.ModelContentReference;
import org.jboss.as.server.logging.ServerLogger;
import org.jboss.dmr.ModelNode;
/**
* @author Stuart Douglas
*/
public class DeploymentOverlayContentAdd extends AbstractAddStepHandler {
protected final ContentRepository contentRepository;
private final DeploymentFileRepository remoteRepository;
public DeploymentOverlayContentAdd(final ContentRepository contentRepository, final DeploymentFileRepository remoteRepository) {
this.contentRepository = contentRepository;
this.remoteRepository = remoteRepository;
}
@Override
protected void populateModel(final OperationContext context, final ModelNode operation, final Resource resource) throws OperationFailedException {
final PathAddress address = PathAddress.pathAddress(operation.get(OP_ADDR));
final String path = address.getLastElement().getValue();
final String name = address.getElement(address.size() - 2).getValue();
final ModelNode content = DeploymentOverlayContentDefinition.CONTENT_PARAMETER.validateOperation(operation);
validateOnePieceOfContent(content);
final byte[] hash;
if (content.hasDefined(HASH)) {
hash = content.require(HASH).asBytes();
addFromHash(hash, name, path, address, context);
} else {
hash = addFromContentAdditionParameter(context, content);
final ModelNode slave = operation.clone();
slave.get(CONTENT).clear();
slave.get(CONTENT).get(HASH).set(hash);
List<DomainOperationTransformer> transformers = context.getAttachment(OperationAttachments.SLAVE_SERVER_OPERATION_TRANSFORMERS);
if(transformers == null) {
context.attach(OperationAttachments.SLAVE_SERVER_OPERATION_TRANSFORMERS, transformers = new ArrayList<DomainOperationTransformer>());
}
transformers.add(new CompositeOperationAwareTransformer(slave));
}
contentRepository.addContentReference(ModelContentReference.fromModelAddress(address, hash));
ModelNode modified = operation.clone();
modified.get(CONTENT).clone();
modified.get(CONTENT).set(hash);
for (AttributeDefinition attr : DeploymentOverlayContentDefinition.attributes()) {
attr.validateAndSet(modified, resource.getModel());
}
if (!contentRepository.syncContent(ModelContentReference.fromModelAddress(address, hash))) {
throw ServerLogger.ROOT_LOGGER.noSuchDeploymentContent(Arrays.toString(hash));
}
}
@Override
protected boolean requiresRuntime(OperationContext context) {
return false;
}
protected static void validateOnePieceOfContent(final ModelNode content) throws OperationFailedException {
if (content.asList().size() != 1)
throw ServerLogger.ROOT_LOGGER.multipleContentItemsNotSupported();
}
byte[] addFromHash(byte[] hash, String deploymentOverlayName, final String contentName, final PathAddress address, final OperationContext context) throws OperationFailedException {
ContentReference reference = ModelContentReference.fromModelAddress(address, hash);
if(remoteRepository != null) {
remoteRepository.getDeploymentFiles(reference);
}
if (!contentRepository.syncContent(reference)) {
if (context.isBooting()) {
if (context.getRunningMode() == RunningMode.ADMIN_ONLY) {
// The deployment content is missing, which would be a fatal boot error if we were going to actually
// install services. In ADMIN-ONLY mode we allow it to give the admin a chance to correct the problem
ServerLogger.ROOT_LOGGER.reportAdminOnlyMissingDeploymentOverlayContent(HashUtil.bytesToHexString(hash), deploymentOverlayName, contentName);
} else {
throw ServerLogger.ROOT_LOGGER.noSuchDeploymentOverlayContentAtBoot(HashUtil.bytesToHexString(hash), deploymentOverlayName, contentName);
}
} else {
throw ServerLogger.ROOT_LOGGER.noSuchDeploymentOverlayContent(HashUtil.bytesToHexString(hash));
}
}
return hash;
}
byte[] addFromContentAdditionParameter(OperationContext context, ModelNode contentItemNode) throws OperationFailedException {
byte[] hash;
InputStream in = getInputStream(context, contentItemNode);
try {
try {
hash = contentRepository.addContent(in);
} catch (IOException e) {
throw createFailureException(e.toString());
}
} finally {
StreamUtils.safeClose(in);
}
return hash;
}
protected static OperationFailedException createFailureException(String msg) {
return new OperationFailedException(msg);
}
protected static InputStream getInputStream(OperationContext context, ModelNode operation) throws OperationFailedException {
InputStream in = null;
if (operation.hasDefined(INPUT_STREAM_INDEX)) {
int streamIndex = operation.get(INPUT_STREAM_INDEX).asInt();
int maxIndex = context.getAttachmentStreamCount();
if (streamIndex > maxIndex) {
throw ServerLogger.ROOT_LOGGER.invalidStreamIndex(INPUT_STREAM_INDEX, streamIndex, maxIndex);
}
in = context.getAttachmentStream(streamIndex);
} else if (operation.hasDefined(BYTES)) {
try {
in = new ByteArrayInputStream(operation.get(BYTES).asBytes());
} catch (IllegalArgumentException iae) {
throw ServerLogger.ROOT_LOGGER.invalidStreamBytes(BYTES);
}
} else if (operation.hasDefined(URL)) {
final String urlSpec = operation.get(URL).asString();
try {
in = new java.net.URL(urlSpec).openStream();
} catch (MalformedURLException e) {
throw ServerLogger.ROOT_LOGGER.invalidStreamURL(e, urlSpec);
} catch (IOException e) {
throw ServerLogger.ROOT_LOGGER.invalidStreamURL(e, urlSpec);
}
}
if (in == null) {
// Won't happen, as we call hasValidContentAdditionParameterDefined first
throw new IllegalStateException();
}
return in;
}
}