/*
* JBoss, Home of Professional Open Source
* Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* 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,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.jboss.as.console.client.domain.topology;
import com.google.gwt.event.logical.shared.CloseEvent;
import com.google.gwt.event.logical.shared.CloseHandler;
import com.google.gwt.user.client.Random;
import com.google.gwt.user.client.ui.PopupPanel;
import com.google.gwt.user.client.ui.TextArea;
import com.google.inject.Inject;
import com.google.web.bindery.event.shared.EventBus;
import com.gwtplatform.mvp.client.Presenter;
import com.gwtplatform.mvp.client.annotations.NameToken;
import com.gwtplatform.mvp.client.annotations.ProxyCodeSplit;
import com.gwtplatform.mvp.client.annotations.UseGatekeeper;
import com.gwtplatform.mvp.client.proxy.Place;
import com.gwtplatform.mvp.client.proxy.PlaceManager;
import com.gwtplatform.mvp.client.proxy.PlaceRequest;
import com.gwtplatform.mvp.client.proxy.Proxy;
import com.gwtplatform.mvp.client.proxy.RevealContentEvent;
import org.jboss.as.console.client.core.DomainGateKeeper;
import org.jboss.as.console.client.core.NameTokens;
import org.jboss.as.console.client.core.SuspendableView;
import org.jboss.as.console.client.domain.model.HostInformationStore;
import org.jboss.as.console.client.domain.model.Server;
import org.jboss.as.console.client.domain.model.ServerGroupStore;
import org.jboss.as.console.client.domain.model.ServerInstance;
import org.jboss.as.console.client.domain.model.SimpleCallback;
import org.jboss.as.console.client.domain.model.impl.LifecycleOperation;
import org.jboss.as.console.client.domain.model.impl.ServerGroupLifecycleCallback;
import org.jboss.as.console.client.domain.model.impl.ServerInstanceLifecycleCallback;
import org.jboss.as.console.client.domain.runtime.DomainRuntimePresenter;
import org.jboss.as.console.client.shared.BeanFactory;
import org.jboss.dmr.client.dispatch.DispatchAsync;
import org.jboss.as.console.client.shared.runtime.ext.Extension;
import org.jboss.as.console.client.shared.runtime.ext.ExtensionManager;
import org.jboss.as.console.client.shared.runtime.ext.LoadExtensionCmd;
import org.jboss.ballroom.client.widgets.window.DefaultWindow;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.SortedSet;
import java.util.TreeSet;
import static org.jboss.as.console.client.domain.model.ServerFlag.RELOAD_REQUIRED;
import static org.jboss.as.console.client.domain.model.ServerFlag.RESTART_REQUIRED;
/**
* TODO Remove fake code when in production
*
* @author Harald Pehl
* @date 10/15/12
*/
public class TopologyPresenter extends
Presenter<TopologyPresenter.MyView, TopologyPresenter.MyProxy>
implements ExtensionManager
{
@ProxyCodeSplit
@NameToken(NameTokens.Topology)
@UseGatekeeper(DomainGateKeeper.class)
public interface MyProxy extends Proxy<TopologyPresenter>, Place
{
}
public interface MyView extends SuspendableView
{
void setPresenter(TopologyPresenter presenter);
void updateHosts(final SortedSet<ServerGroup> groups, final int hostIndex);
void setExtensions(List<Extension> extensions);
}
public static final int VISIBLE_HOSTS_COLUMNS = 3;
private final PlaceManager placeManager;
private final ServerGroupStore serverGroupStore;
private final HostInformationStore hostInfoStore;
private final BeanFactory beanFactory;
private final Map<String,ServerGroup> serverGroups;
private LoadExtensionCmd loadExtensionCmd;
private boolean fake;
private int hostIndex;
@Inject
public TopologyPresenter(final EventBus eventBus, final MyView view,
final MyProxy proxy, final PlaceManager placeManager,
final HostInformationStore hostInfoStore, final ServerGroupStore serverGroupStore,
final BeanFactory beanFactory, DispatchAsync dispatcher)
{
super(eventBus, view, proxy);
this.placeManager = placeManager;
this.serverGroupStore = serverGroupStore;
this.hostInfoStore = hostInfoStore;
this.beanFactory = beanFactory;
this.loadExtensionCmd = new LoadExtensionCmd(dispatcher, beanFactory);
this.serverGroups = new HashMap<String, ServerGroup>();
this.fake = false;
this.hostIndex = 0;
}
// ------------------------------------------------------ presenter lifecycle
@Override
protected void onBind()
{
super.onBind();
getView().setPresenter(this);
}
@Override
protected void onReset()
{
super.onReset();
loadTopology();
loadExtensions();
}
@Override
public void prepareFromRequest(final PlaceRequest request)
{
super.prepareFromRequest(request);
fake = Boolean.valueOf(request.getParameter("fake", "false"));
hostIndex = Integer.parseInt(request.getParameter("hostIndex", "0"));
}
@Override
protected void revealInParent()
{
RevealContentEvent.fire(this, DomainRuntimePresenter.TYPE_MainContent, this);
}
// ------------------------------------------------------ public presenter API
public void loadTopology()
{
if (fake)
{
getView().updateHosts(deriveGroups(generateFakeDomain()), hostIndex);
}
else
{
hostInfoStore.loadHostsAndServerInstances(new SimpleCallback<List<HostInfo>>()
{
@Override
public void onSuccess(final List<HostInfo> result)
{
getView().updateHosts(deriveGroups(result), hostIndex);
}
});
/*
hostInfoStore.getHosts(new SimpleCallback<List<Host>>()
{
@Override
public void onSuccess(final List<Host> hosts)
{
// The command is used to defer the call to getView().updateHosts()
// until all server instances of all hosts are available
final Command cmd = new Command()
{
int numRequests = 0;
int numResponses = 0;
final List<HostInfo> hostInfos = new ArrayList<HostInfo>();
@Override
public void execute()
{
for (final Host host : hosts)
{
numRequests++;
hostInfoStore.getServerInstances(host.getName(), new SimpleCallback<List<ServerInstance>>()
{
@Override
public void onFailure(final Throwable caught)
{
// log error
super.onFailure(caught);
numResponses++;
HostInfo info = new HostInfo(host.getName(), host.isController());
info.setServerInstances(Collections.<ServerInstance>emptyList());
hostInfos.add(info);
checkComplete();
}
@Override
public void onSuccess(List<ServerInstance> serverInstances)
{
numResponses++;
HostInfo info = new HostInfo(host.getName(), host.isController());
info.setServerInstances(serverInstances);
hostInfos.add(info);
checkComplete();
}
});
}
}
private void checkComplete()
{
if (numRequests == numResponses)
{
getView().updateHosts(deriveGroups(hostInfos), hostIndex);
}
}
};
Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand()
{
@Override
public void execute()
{
cmd.execute();
}
});
}
});
*/
}
}
public void requestHostIndex(int hostIndex)
{
PlaceRequest placeRequest = new PlaceRequest(NameTokens.Topology).with("hostIndex", String.valueOf(hostIndex));
if (fake)
{
placeRequest = placeRequest.with("fake", String.valueOf(fake));
}
placeManager.revealPlace(placeRequest);
}
public void onServerInstanceLifecycle(final String host, final String server, final LifecycleOperation op)
{
ServerInstanceLifecycleCallback lifecycleCallback = new ServerInstanceLifecycleCallback(
hostInfoStore, host, server, op, new SimpleCallback<Server>()
{
@Override
public void onSuccess(final Server server)
{
loadTopology();
}
});
switch (op)
{
case START:
hostInfoStore.startServer(host, server, true, lifecycleCallback);
break;
case STOP:
hostInfoStore.startServer(host, server, false, lifecycleCallback);
break;
case RELOAD:
hostInfoStore.reloadServer(host, server, lifecycleCallback);
break;
case RESTART:
break;
}
}
public void onGroupLifecycle(final String group, final LifecycleOperation op)
{
ServerGroup serverGroup = serverGroups.get(group);
if (serverGroup != null)
{
ServerGroupLifecycleCallback lifecycleCallback = new ServerGroupLifecycleCallback(hostInfoStore,
serverGroup.serversPerHost, op, new SimpleCallback<List<Server>>()
{
@Override
public void onSuccess(final List<Server> result)
{
loadTopology();
}
});
switch (op)
{
case START:
serverGroupStore.startServerGroup(group, lifecycleCallback);
break;
case STOP:
serverGroupStore.stopServerGroup(group, lifecycleCallback);
break;
case RELOAD:
break;
case RESTART:
serverGroupStore.restartServerGroup(group, lifecycleCallback);
break;
}
}
}
// ------------------------------------------------------ helper methods
/**
* Builds {@link ServerGroup} instances and populates the map {@link #serverGroups}
* @param hosts
*/
private SortedSet<ServerGroup> deriveGroups(List<HostInfo> hosts)
{
serverGroups.clear();
for (HostInfo host : hosts)
{
List<ServerInstance> serverInstances = host.getServerInstances();
for (ServerInstance server : serverInstances)
{
String group = server.getGroup();
String profile = server.getProfile();
ServerGroup serverGroup = serverGroups.get(group);
if (serverGroup == null)
{
serverGroup = new ServerGroup(group, profile);
serverGroup.fill(hosts);
serverGroups.put(group, serverGroup);
}
}
}
return new TreeSet<ServerGroup>(serverGroups.values());
}
private List<HostInfo> generateFakeDomain()
{
String[] hostNames = new String[]{"lightning", "eeak-a-mouse", "dirty-harry"};
String[] groupNames = new String[]{"staging", "production", "messaging-back-server-test", "uat", "messaging", "backoffice", "starlight"};
String[] profiles = new String[]{"default", "default", "default", "messaging", "web", "full-ha", "full-ha"};
int numHosts = 13;
final List<HostInfo> hostInfos = new ArrayList<HostInfo>();
for (int i = 0; i < numHosts; i++)
{
// host info
String name = hostNames[Random.nextInt(2)] + "-" + i;
boolean isController = (i < 1);
HostInfo host = new HostInfo(name, isController);
host.setServerInstances(new ArrayList<ServerInstance>());
// server instances
for (int x = 0; x < (Random.nextInt(5) + 1); x++)
{
int groupIndex = Random.nextInt(groupNames.length - 1);
ServerInstance serverInstance = beanFactory.serverInstance().as();
serverInstance.setGroup(groupNames[groupIndex]);
serverInstance.setRunning((groupIndex % 2 == 0));
if (serverInstance.isRunning())
{
if (Random.nextBoolean())
{
serverInstance.setFlag(Random.nextBoolean() ? RESTART_REQUIRED : RELOAD_REQUIRED);
}
else
{
serverInstance.setFlag(null);
}
}
serverInstance.setName(groupNames[groupIndex] + "-" + x);
serverInstance.setSocketBindings(Collections.<String, String>emptyMap());
serverInstance.setInterfaces(Collections.<String, String>emptyMap());
host.getServerInstances().add(serverInstance);
}
hostInfos.add(host);
}
return hostInfos;
}
public void loadExtensions()
{
loadExtensionCmd.execute(new SimpleCallback<List<Extension>>() {
@Override
public void onSuccess(List<Extension> extensions) {
getView().setExtensions(extensions);
}
});
}
public void onDumpVersions() {
loadExtensionCmd.dumpVersions(new SimpleCallback<String>() {
@Override
public void onSuccess(String s) {
showVersionInfo(s);
}
});
}
private void showVersionInfo(String json)
{
DefaultWindow window = new DefaultWindow("Management Model Versions");
window.setWidth(480);
window.setHeight(360);
window.addCloseHandler(new CloseHandler<PopupPanel>() {
@Override
public void onClose(CloseEvent<PopupPanel> event) {
}
});
TextArea textArea = new TextArea();
textArea.setStyleName("fill-layout");
textArea.setText(json);
window.setWidget(textArea);
window.setGlassEnabled(true);
window.center();
}
}