@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);
eventProducer.produce(event);
return null;
}
@Override
protected 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 config pid is allowed
if (!isAllowed(group, Constants.CATEGORY, pid, EventType.OUTBOUND)) {
System.err.println(
"Configuration PID " + pid + " is blocked outbound for cluster group " + groupName);
return null;
}
Map<String, Properties> clusterConfigurations =
clusterManager.getMap(Constants.CONFIGURATION_MAP + Configurations.SEPARATOR + groupName);
if (clusterConfigurations != null) {
// update the configurations in the cluster group
Properties properties = clusterConfigurations.get(pid);
if (properties == null) {
properties = new Properties();
}
Object currentValue = properties.get(key);
if (currentValue == null) {
properties.put(key, value);
} else if (currentValue instanceof String) {
properties.put(key, currentValue + value);
} else {
System.err.println("Append failed: current value is not a String");
return null;
}
clusterConfigurations.put(pid, properties);
// broadcast the cluster event
ClusterConfigurationEvent event = new ClusterConfigurationEvent(pid);
event.setSourceGroup(group);
eventProducer.produce(event);
} else {
System.out.println("No configuration found in cluster group " + groupName);
}
return null;
}
@Override
protected 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 for this node");
return null;
}
ClassLoader originalClassLoader = Thread.currentThread().getContextClassLoader();
Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
try {
// get cluster features
Map<String, FeatureState> clusterFeatures =
clusterManager.getMap(Constants.FEATURES_MAP + Configurations.SEPARATOR + groupName);
CellarSupport support = new CellarSupport();
support.setGroupManager(groupManager);
support.setClusterManager(clusterManager);
support.setConfigurationAdmin(configurationAdmin);
for (String feature : features) {
String[] split = feature.split("/");
String name = split[0];
String version = null;
if (split.length == 2) {
version = split[1];
}
FeatureState found = null;
String foundKey = null;
for (String k : clusterFeatures.keySet()) {
FeatureState f = clusterFeatures.get(k);
foundKey = k;
if (version == null) {
if (f.getName().equals(name)) {
found = f;
break;
}
} else {
if (f.getName().equals(name) && f.getVersion().equals(version)) {
found = f;
break;
}
}
}
if (found == null) {
if (version == null)
throw new IllegalArgumentException(
"Feature " + name + " doesn't exist in cluster group " + groupName);
else
throw new IllegalArgumentException(
"Feature " + name + "/" + version + " doesn't exist in cluster group " + groupName);
}
// check if the feature is allowed (outbound)
if (!support.isAllowed(group, Constants.CATEGORY, found.getName(), EventType.OUTBOUND)) {
System.err.println(
"Feature " + found.getName() + " is blocked outbound for cluster group " + groupName);
continue;
}
// update the cluster state
found.setInstalled(false);
clusterFeatures.put(foundKey, found);
// broadcast the cluster event
ClusterFeaturesEvent event =
new ClusterFeaturesEvent(
found.getName(),
found.getVersion(),
false,
noRefresh,
false,
FeatureEvent.EventType.FeatureUninstalled);
event.setSourceGroup(group);
eventProducer.produce(event);
}
} finally {
Thread.currentThread().setContextClassLoader(originalClassLoader);
}
return null;
}
