/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.uima.ducc.ws.authentication;
import org.jvnet.libpam.PAM;
import org.jvnet.libpam.UnixUser;
public class PamAuthenticate {
private enum Result { success, failure };
private void info(Result result, String text) {
System.out.println(result.name()+" "+text);
}
protected void launch(String[] args, boolean verbose) {
try {
if(args == null) {
info(Result.failure, "args==null");
}
else if(args.length != 2) {
info(Result.failure, "args.length!=2");
}
else if(args[0] == null) {
info(Result.failure, "args[0]==null");
}
else if(args[1] == null) {
info(Result.failure, "args[1]==null");
}
else {
String userid = args[0];
String password = args[1];
UnixUser u = new PAM("sshd").authenticate(userid, password);
info(Result.success, "groups = "+u.getGroups().toString());
}
}
catch(Throwable t) {
info(Result.failure,t.getMessage());
if(verbose) {
t.printStackTrace();
}
}
}
public static void main(String[] args) {
PamAuthenticate instance = new PamAuthenticate();
instance.launch(args, false);
}
}