| /** |
| * 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.kerby.kerberos.kerb.admin.kadmin.remote.command; |
| |
| import org.apache.kerby.kerberos.kerb.KrbException; |
| import org.apache.kerby.kerberos.kerb.admin.kadmin.remote.AdminClient; |
| |
| import java.io.Console; |
| import java.util.Scanner; |
| |
| /** |
| * Remote delete principal command |
| */ |
| public class RemoteDeletePrincipalCommand extends RemoteCommand { |
| |
| public static final String USAGE = "Usage: delete_principal <principal-name>\n" |
| + "\tExample:\n" |
| + "\t\tdelete_principal alice\n"; |
| |
| public RemoteDeletePrincipalCommand(AdminClient adminClient) { |
| super(adminClient); |
| } |
| |
| @Override |
| public void execute(String input) throws KrbException { |
| String[] items = input.split("\\s+"); |
| if (items.length < 2) { |
| System.err.println(USAGE); |
| return; |
| } |
| |
| String principal = items[items.length - 1] + "@" |
| + adminClient.getAdminConfig().getAdminRealm(); |
| String reply; |
| Console console = System.console(); |
| String prompt = "Are you sure to delete the principal? (yes/no, YES/NO, y/n, Y/N) "; |
| if (console == null) { |
| System.out.println("Couldn't get Console instance, " |
| + "maybe you're running this from within an IDE. " |
| + "Use scanner to read password."); |
| Scanner scanner = new Scanner(System.in, "UTF-8"); |
| reply = getReply(scanner, prompt); |
| } else { |
| reply = getReply(console, prompt); |
| } |
| if (reply.equals("yes") || reply.equals("YES") || reply.equals("y") || reply.equals("Y")) { |
| adminClient.requestDeletePrincipal(principal); |
| } else if (reply.equals("no") || reply.equals("NO") || reply.equals("n") || reply.equals("N")) { |
| System.out.println("Principal \"" + principal + "\" not deleted."); |
| } else { |
| System.err.println("Unknown request, fail to delete the principal."); |
| System.err.println(USAGE); |
| } |
| } |
| |
| private String getReply(Scanner scanner, String prompt) { |
| System.out.println(prompt); |
| return scanner.nextLine().trim(); |
| } |
| |
| private String getReply(Console console, String prompt) { |
| console.printf(prompt); |
| String line = console.readLine(); |
| return line; |
| } |
| } |