/*
* JBoss, Home of Professional Open Source.
* Copyright 2013, 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.patching.management;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationContext.Stage;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.patching.Constants;
import org.jboss.as.patching.installation.InstalledIdentity;
import org.jboss.as.patching.installation.PatchableTarget;
import org.jboss.as.patching.logging.PatchLogger;
import org.jboss.as.patching.metadata.Identity;
import org.jboss.as.patching.metadata.Patch;
import org.jboss.as.patching.metadata.PatchElement;
import org.jboss.as.patching.tool.PatchingHistory;
import org.jboss.as.patching.tool.PatchingHistory.Entry;
import org.jboss.dmr.ModelNode;
/**
* This handler returns the info about specific patch
*
* @author Alexey Loubyansky
*/
public class PatchInfoHandler extends PatchStreamResourceOperationStepHandler {
public static final PatchInfoHandler INSTANCE = new PatchInfoHandler();
@Override
protected void execute(final OperationContext context, final ModelNode operation, final InstalledIdentity installedIdentity) throws OperationFailedException {
final ModelNode patchIdNode = PatchResourceDefinition.PATCH_ID_OPTIONAL.resolveModelAttribute(context, operation);
final String patchId = patchIdNode.isDefined() ? patchIdNode.asString() : null;
if(patchId == null) {
final ModelNode readResource = new ModelNode();
readResource.get("address").set(operation.get("address"));
readResource.get("operation").set("read-resource");
readResource.get("recursive").set(true);
readResource.get("include-runtime").set(true);
final OperationStepHandler readResHandler = context.getRootResourceRegistration().getOperationHandler(PathAddress.EMPTY_ADDRESS, "read-resource");
context.addStep(readResource, readResHandler, Stage.MODEL);
} else {
final boolean verbose = PatchResourceDefinition.VERBOSE.resolveModelAttribute(context, operation).asBoolean();
final PatchableTarget.TargetInfo info;
try {
info = installedIdentity.getIdentity().loadTargetInfo();
} catch (Exception e) {
throw new OperationFailedException(PatchLogger.ROOT_LOGGER.failedToLoadInfo(installedIdentity.getIdentity().getName()), e);
}
final PatchingHistory.Iterator i = PatchingHistory.Factory.iterator(installedIdentity, info);
final ModelNode result = patchIdInfo(context, patchId, verbose, i);
if (result == null) {
context.getFailureDescription().set(PatchLogger.ROOT_LOGGER.patchNotFoundInHistory(patchId).getLocalizedMessage());
}
context.getResult().set(result);
}
context.completeStep(OperationContext.RollbackHandler.NOOP_ROLLBACK_HANDLER);
}
protected ModelNode patchIdInfo(final OperationContext context, final String patchId, final boolean verbose, final PatchingHistory.Iterator i) {
while(i.hasNext()) {
final Entry entry = i.next();
if(patchId.equals(entry.getPatchId())) {
final ModelNode result = new ModelNode();
result.get(Constants.PATCH_ID).set(entry.getPatchId());
result.get(Constants.TYPE).set(entry.getType().getName());
result.get(Constants.DESCRIPTION).set(entry.getMetadata().getDescription());
final String link = entry.getMetadata().getLink();
if (link != null) {
result.get(Constants.LINK).set(link);
}
final Identity identity = entry.getMetadata().getIdentity();
result.get(Constants.IDENTITY_NAME).set(identity.getName());
result.get(Constants.IDENTITY_VERSION).set(identity.getVersion());
if(verbose) {
final ModelNode list = result.get(Constants.ELEMENTS).setEmptyList();
final Patch metadata = entry.getMetadata();
for(PatchElement e : metadata.getElements()) {
final ModelNode element = new ModelNode();
element.get(Constants.PATCH_ID).set(e.getId());
element.get(Constants.TYPE).set(e.getProvider().isAddOn() ? Constants.ADD_ON : Constants.LAYER);
element.get(Constants.NAME).set(e.getProvider().getName());
element.get(Constants.DESCRIPTION).set(e.getDescription());
list.add(element);
}
}
return result;
}
}
return null;
}
}