/*
* A CCNx command line utility.
*
* Copyright (C) 2010 Palo Alto Research Center, Inc.
*
* This work is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2 as published by the
* Free Software Foundation.
* This work is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details. You should have received a copy of the GNU General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
package org.ccnx.ccn.utils;
import java.util.logging.Level;
import org.ccnx.ccn.CCNHandle;
import org.ccnx.ccn.KeyManager;
import org.ccnx.ccn.impl.CCNFlowControl.SaveType;
import org.ccnx.ccn.impl.support.Log;
import org.ccnx.ccn.impl.support.Tuple;
import org.ccnx.ccn.io.content.Link;
import org.ccnx.ccn.io.content.Link.LinkObject;
import org.ccnx.ccn.protocol.ContentName;
/**
* Command line utility for making links. Currently does not take authenticator
* information, just target name.
* TODO add ability to specify authenticators
*/
public class ccnlink {
public static void usage() {
System.err.println("usage: ccnlink [-q] [-r] <link uri> <link target uri> [-as <pathToKeystore> [-name <friendly name]] (-q == quiet, -r == raw)");
}
/**
* @param args
*/
public static void main(String[] args) {
try {
int offset = 0;
if ((args.length > 1) && (args[0].equals("-q"))) {
Log.setDefaultLevel(Level.WARNING);
offset++;
}
SaveType type = SaveType.REPOSITORY;
if ((args.length-offset > 1) && (args[0].equals("-r"))) {
type = SaveType.RAW;
offset++;
}
if (args.length-offset < 2) {
usage();
return;
}
ContentName linkName = ContentName.fromURI(args[offset++]);
ContentName targetName = ContentName.fromURI(args[offset++]);
Tuple<Integer, CCNHandle> tuple = CreateUserData.handleAs(args, offset);
// Can also use command line system properties and environment variables to
// point this handle to the correct user.
CCNHandle handle = ((null == tuple) || (null == tuple.second())) ? CCNHandle.getHandle() : tuple.second();
LinkObject theLink = new LinkObject(linkName, new Link(targetName), type, handle);
theLink.save();
theLink.close();
System.out.println("Created link: " + theLink);
handle.close();
handle.keyManager().close();
KeyManager.closeDefaultKeyManager();
} catch (Exception e) {
handleException("Error: cannot initialize device. ", e);
System.exit(-3);
}
}
protected static void handleException(String message, Exception e) {
Log.warning(message + " Exception: " + e.getClass().getName() + ": " + e.getMessage());
Log.warningStackTrace(e);
}
}