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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.virtualbng.cli;
import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;
import org.apache.karaf.shell.commands.Command;
import org.onlab.packet.IpAddress;
import org.onosproject.cli.AbstractShellCommand;
import org.onosproject.virtualbng.VbngConfigurationService;
/**
* Command to show the list of vBNG IP address mapping entries.
*/
@Command(scope = "onos", name = "vbngs",
description = "Lists all vBNG IP address mapping entries")
public class MappingListCommand extends AbstractShellCommand {
private static final String FORMAT_HEADER =
" Private IP - Public IP";
private static final String FORMAT_MAPPING =
" %s - %s";
@Override
protected void execute() {
VbngConfigurationService service =
AbstractShellCommand.get(VbngConfigurationService.class);
// Print all mapping entries
printMappingEntries(service.getIpAddressMappings());
}
/**
* Prints all vBNG IP address mapping entries.
*
* @param map the map from private IP address to public address
*/
private void printMappingEntries(Map<IpAddress, IpAddress> map) {
print(FORMAT_HEADER);
Iterator<Entry<IpAddress, IpAddress>> entries =
map.entrySet().iterator();
while (entries.hasNext()) {
Entry<IpAddress, IpAddress> entry = entries.next();
print(FORMAT_MAPPING, entry.getKey(), entry.getValue());
}
print("");
}
}
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