| /* |
| * 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.phoenix.queryserver.client; |
| |
| import java.security.PrivilegedExceptionAction; |
| |
| import javax.security.auth.Subject; |
| import javax.security.auth.login.LoginException; |
| |
| import sqlline.SqlLine; |
| |
| /** |
| * Utility class which automatically performs a Kerberos login and then launches sqlline. Tries to |
| * make a pre-populated ticket cache (via kinit before launching) transparently work. |
| */ |
| public class SqllineWrapper { |
| |
| public static String getUrl(String[] args) { |
| for (int i = 0; i < args.length; i++) { |
| String arg = args[i]; |
| args[i] = arg; |
| if (arg.equals("-u") && args.length > i+1) { |
| return args[i+1]; |
| } |
| } |
| return null; |
| } |
| |
| public static void main(String[] args) throws Exception { |
| String url = getUrl(args); |
| |
| if(url.contains(";authentication=SPNEGO") && !url.contains(";principal=")) { |
| try { |
| Subject subject = KerberosLoginFromTicketCache.login(); |
| System.out.println("Kerberos login from ticket cache successful"); |
| Subject.doAs(subject, new PrivilegedExceptionAction<Void>() { |
| @Override |
| public Void run() throws Exception { |
| SqlLine.main(args); |
| return null; |
| } |
| }); |
| return; |
| } catch (LoginException e) { |
| System.out.print("Kerberos login from ticket cache not successful"); |
| e.printStackTrace(); |
| } |
| } |
| |
| SqlLine.main(args); |
| } |
| |
| } |