/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.karaf.cellar.obr.shell;
import org.apache.felix.bundlerepository.Repository;
import org.apache.felix.bundlerepository.Resource;
import org.apache.karaf.cellar.core.Configurations;
import org.apache.karaf.cellar.core.Group;
import org.apache.karaf.cellar.core.control.SwitchStatus;
import org.apache.karaf.cellar.core.event.EventProducer;
import org.apache.karaf.cellar.core.event.EventType;
import org.apache.karaf.cellar.core.shell.completer.AllGroupsCompleter;
import org.apache.karaf.cellar.obr.ClusterObrUrlEvent;
import org.apache.karaf.cellar.obr.Constants;
import org.apache.karaf.cellar.obr.ObrBundleInfo;
import org.apache.karaf.shell.api.action.Argument;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.Completion;
import org.apache.karaf.shell.api.action.lifecycle.Reference;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import java.util.Set;
@Command(scope = "cluster", name = "obr-add-url", description = "Add an OBR URL in a cluster group")
@Service
public class ObrAddUrlCommand extends ObrCommandSupport {
@Argument(index = 0, name = "group", description = "The cluster group name", required = true, multiValued = false)
@Completion(AllGroupsCompleter.class)
String groupName;
@Argument(index = 1, name = "url", description = "The OBR URL.", required = true, multiValued = false)
String url;
@Reference
private EventProducer eventProducer;
@Override
public Object doExecute() throws Exception {
// check if the group exists
Group group = groupManager.findGroupByName(groupName);
if (group == null) {
System.err.println("Cluster group " + groupName + " doesn't exist");
return null;
}
// check if the producer is ON
if (eventProducer.getSwitch().getStatus().equals(SwitchStatus.OFF)) {
System.err.println("Cluster event producer is OFF");
return null;
}
// check if the URL is allowed
if (!isAllowed(group, Constants.URLS_CONFIG_CATEGORY, url, EventType.OUTBOUND)) {
System.err.println("OBR URL " + url + " is blocked outbound for cluster group " + groupName);
return null;
}
// update the OBR URLs in the cluster group
Set<String> clusterUrls = clusterManager.getSet(Constants.URLS_DISTRIBUTED_SET_NAME + Configurations.SEPARATOR + groupName);
clusterUrls.add(url);
// update the OBR bundles in the cluster group
Set<ObrBundleInfo> clusterBundles = clusterManager.getSet(Constants.BUNDLES_DISTRIBUTED_SET_NAME + Configurations.SEPARATOR + groupName);
synchronized(obrService) {
Repository repository = obrService.addRepository(url);
Resource[] resources = repository.getResources();
for (Resource resource : resources) {
ObrBundleInfo info = new ObrBundleInfo(resource.getPresentationName(),resource.getSymbolicName(), resource.getVersion().toString());
clusterBundles.add(info);
}
obrService.removeRepository(url);
}
// broadcast a cluster event
ClusterObrUrlEvent event = new ClusterObrUrlEvent(url, Constants.URL_ADD_EVENT_TYPE);
event.setSourceGroup(group);
event.setSourceNode(clusterManager.getNode());
eventProducer.produce(event);
return null;
}
public EventProducer getEventProducer() {
return eventProducer;
}
public void setEventProducer(EventProducer eventProducer) {
this.eventProducer = eventProducer;
}
}