package org.opennaas.extensions.bod.capability.l2bod.shell;
import java.util.NoSuchElementException;
import org.apache.felix.gogo.commands.Argument;
import org.apache.felix.gogo.commands.Command;
import org.opennaas.core.resources.IResource;
import org.opennaas.core.resources.shell.GenericKarafCommand;
import org.opennaas.extensions.bod.capability.l2bod.BoDLink;
import org.opennaas.extensions.bod.capability.l2bod.IL2BoDCapability;
import org.opennaas.extensions.network.model.NetworkModel;
import org.opennaas.extensions.network.model.NetworkModelHelper;
@Command(scope = "l2bod", name = "shutdownConnection", description = "Shutdown L2 connectivity between specified interfaces.")
public class ShutdownConnectionCommand extends GenericKarafCommand {
@Argument(index = 0, name = "resourceType:resourceName", description = "The resource id to shutdown the connectivity.", required = true, multiValued = false)
private String resourceId;
@Argument(index = 1, name = "connectionName", description = "The name of the link to be connection", required = true, multiValued = false)
private String connectionName;
@Override
protected Object doExecute() throws Exception {
printInitCommand("shutdown connectivity of resource: " + resourceId + " and link: " + connectionName);
try {
IResource resource = getResourceFromFriendlyName(resourceId);
IL2BoDCapability ipCapability = (IL2BoDCapability) resource.getCapabilityByInterface(IL2BoDCapability.class);
ipCapability.shutDownConnection(getLink((NetworkModel) resource.getModel()));
} catch (Exception e) {
printError("Error shutting down connection in resource: " + resourceId);
printError(e);
printEndCommand();
return -1;
}
printEndCommand();
return null;
}
/**
* Get the link from the model. Uses connectionName argument to find it.
*
* @param model
* @return Link representing the connection with given name in given model.
* @throws NoSuchElementException
* if there is no Link in model named <code>connectionName</code>.
*
*/
private BoDLink getLink(NetworkModel model) {
int linkIndex = NetworkModelHelper.getNetworkElementByName(connectionName, model.getNetworkElements());
if (linkIndex == -1) {
throw new NoSuchElementException("No such link " + connectionName);
}
if (!(model.getNetworkElements().get(linkIndex) instanceof BoDLink)) {
throw new NoSuchElementException("No such link " + connectionName);
}
return (BoDLink) model.getNetworkElements().get(linkIndex);
}
}