273 lines
10 KiB
Java
273 lines
10 KiB
Java
/*
|
|
* Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation. Oracle designates this
|
|
* particular file as subject to the "Classpath" exception as provided
|
|
* by Oracle in the LICENSE file that accompanied this code.
|
|
*
|
|
* This code 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
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
/*
|
|
* (C) Copyright IBM Corp. 1999 All Rights Reserved.
|
|
* Copyright 1997 The Open Group Research Institute. All rights reserved.
|
|
*/
|
|
|
|
package sun.security.krb5.internal.tools;
|
|
|
|
import sun.security.krb5.*;
|
|
import sun.security.krb5.internal.*;
|
|
import sun.security.krb5.internal.ccache.*;
|
|
import java.io.IOException;
|
|
import java.time.Instant;
|
|
import java.io.FileInputStream;
|
|
|
|
/**
|
|
* Maintains user-specific options or default settings when the user requests
|
|
* a KDC ticket using Kinit.
|
|
*
|
|
* @author Yanni Zhang
|
|
* @author Ram Marti
|
|
*/
|
|
class KinitOptions {
|
|
|
|
// 1. acquire, 2. renew, 3. validate
|
|
public int action = 1;
|
|
|
|
// forwardable and proxiable flags have two states:
|
|
// -1 - flag set to be not forwardable or proxiable;
|
|
// 1 - flag set to be forwardable or proxiable.
|
|
public short forwardable = 0;
|
|
public short proxiable = 0;
|
|
public KerberosTime lifetime;
|
|
public KerberosTime renewable_lifetime;
|
|
public String target_service;
|
|
public String keytab_file;
|
|
public String cachename;
|
|
private PrincipalName principal;
|
|
public String realm;
|
|
char[] password = null;
|
|
public boolean keytab;
|
|
private boolean DEBUG = Krb5.DEBUG;
|
|
private boolean includeAddresses = true; // default.
|
|
private boolean useKeytab = false; // default = false.
|
|
private String ktabName; // keytab file name
|
|
|
|
public KinitOptions() throws RuntimeException, RealmException {
|
|
// no args were specified in the command line;
|
|
// use default values
|
|
cachename = FileCredentialsCache.getDefaultCacheName();
|
|
if (cachename == null) {
|
|
throw new RuntimeException("default cache name error");
|
|
}
|
|
principal = getDefaultPrincipal();
|
|
}
|
|
|
|
public void setKDCRealm(String r) throws RealmException {
|
|
realm = r;
|
|
}
|
|
|
|
public String getKDCRealm() {
|
|
if (realm == null) {
|
|
if (principal != null) {
|
|
return principal.getRealmString();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
public KinitOptions(String[] args)
|
|
throws KrbException, RuntimeException, IOException {
|
|
// currently we provide support for -f -p -c principal options
|
|
String p = null; // store principal
|
|
|
|
for (int i = 0; i < args.length; i++) {
|
|
if (args[i].equals("-f")) {
|
|
forwardable = 1;
|
|
} else if (args[i].equals("-p")) {
|
|
proxiable = 1;
|
|
} else if (args[i].equals("-c")) {
|
|
|
|
if (args[i + 1].startsWith("-")) {
|
|
throw new IllegalArgumentException("input format " +
|
|
" not correct: " +
|
|
" -c option " +
|
|
"must be followed " +
|
|
"by the cache name");
|
|
}
|
|
cachename = args[++i];
|
|
if ((cachename.length() >= 5) &&
|
|
cachename.substring(0, 5).equalsIgnoreCase("FILE:")) {
|
|
cachename = cachename.substring(5);
|
|
};
|
|
} else if (args[i].equals("-A")) {
|
|
includeAddresses = false;
|
|
} else if (args[i].equals("-k")) {
|
|
useKeytab = true;
|
|
} else if (args[i].equals("-t")) {
|
|
if (ktabName != null) {
|
|
throw new IllegalArgumentException
|
|
("-t option/keytab file name repeated");
|
|
} else if (i + 1 < args.length) {
|
|
ktabName = args[++i];
|
|
} else {
|
|
throw new IllegalArgumentException
|
|
("-t option requires keytab file name");
|
|
}
|
|
|
|
useKeytab = true;
|
|
} else if (args[i].equals("-R")) {
|
|
action = 2;
|
|
} else if (args[i].equals("-l")) {
|
|
lifetime = getTime(Config.duration(args[++i]));
|
|
} else if (args[i].equals("-r")) {
|
|
renewable_lifetime = getTime(Config.duration(args[++i]));
|
|
} else if (args[i].equalsIgnoreCase("-help")) {
|
|
printHelp();
|
|
System.exit(0);
|
|
} else if (p == null) { // Haven't yet processed a "principal"
|
|
p = args[i];
|
|
try {
|
|
principal = new PrincipalName(p);
|
|
} catch (Exception e) {
|
|
throw new IllegalArgumentException("invalid " +
|
|
"Principal name: " + p +
|
|
e.getMessage());
|
|
}
|
|
} else if (this.password == null) {
|
|
// Have already processed a Principal, this must be a password
|
|
password = args[i].toCharArray();
|
|
} else {
|
|
throw new IllegalArgumentException("too many parameters");
|
|
}
|
|
}
|
|
// we should get cache name before getting the default principal name
|
|
if (cachename == null) {
|
|
cachename = FileCredentialsCache.getDefaultCacheName();
|
|
if (cachename == null) {
|
|
throw new RuntimeException("default cache name error");
|
|
}
|
|
}
|
|
if (principal == null) {
|
|
principal = getDefaultPrincipal();
|
|
}
|
|
}
|
|
|
|
PrincipalName getDefaultPrincipal() {
|
|
|
|
// get default principal name from the cachename if it is
|
|
// available.
|
|
|
|
try {
|
|
CCacheInputStream cis =
|
|
new CCacheInputStream(new FileInputStream(cachename));
|
|
int version;
|
|
if ((version = cis.readVersion()) ==
|
|
FileCCacheConstants.KRB5_FCC_FVNO_4) {
|
|
cis.readTag();
|
|
} else {
|
|
if (version == FileCCacheConstants.KRB5_FCC_FVNO_1 ||
|
|
version == FileCCacheConstants.KRB5_FCC_FVNO_2) {
|
|
cis.setNativeByteOrder();
|
|
}
|
|
}
|
|
PrincipalName p = cis.readPrincipal(version);
|
|
cis.close();
|
|
if (DEBUG) {
|
|
System.out.println(">>>KinitOptions principal name from "+
|
|
"the cache is :" + p);
|
|
}
|
|
return p;
|
|
} catch (IOException e) {
|
|
// ignore any exceptions; we will use the user name as the
|
|
// principal name
|
|
if (DEBUG) {
|
|
e.printStackTrace();
|
|
}
|
|
} catch (RealmException e) {
|
|
if (DEBUG) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
|
|
String username = System.getProperty("user.name");
|
|
if (DEBUG) {
|
|
System.out.println(">>>KinitOptions default username is :"
|
|
+ username);
|
|
}
|
|
try {
|
|
PrincipalName p = new PrincipalName(username);
|
|
return p;
|
|
} catch (RealmException e) {
|
|
// ignore exception , return null
|
|
if (DEBUG) {
|
|
System.out.println ("Exception in getting principal " +
|
|
"name " + e.getMessage());
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
return null;
|
|
}
|
|
|
|
|
|
void printHelp() {
|
|
System.out.println("Usage:\n\n1. Initial ticket request:\n" +
|
|
" kinit [-A] [-f] [-p] [-c cachename] " +
|
|
"[-l lifetime] [-r renewable_time]\n" +
|
|
" [[-k [-t keytab_file_name]] [principal] " +
|
|
"[password]");
|
|
System.out.println("2. Renew a ticket:\n" +
|
|
" kinit -R [-c cachename] [principal]");
|
|
System.out.println("\nAvailable options to " +
|
|
"Kerberos 5 ticket request:");
|
|
System.out.println("\t-A do not include addresses");
|
|
System.out.println("\t-f forwardable");
|
|
System.out.println("\t-p proxiable");
|
|
System.out.println("\t-c cache name " +
|
|
"(i.e., FILE:\\d:\\myProfiles\\mykrb5cache)");
|
|
System.out.println("\t-l lifetime");
|
|
System.out.println("\t-r renewable time " +
|
|
"(total lifetime a ticket can be renewed)");
|
|
System.out.println("\t-k use keytab");
|
|
System.out.println("\t-t keytab file name");
|
|
System.out.println("\tprincipal the principal name "+
|
|
"(i.e., qweadf@ATHENA.MIT.EDU qweadf)");
|
|
System.out.println("\tpassword the principal's Kerberos password");
|
|
}
|
|
|
|
public boolean getAddressOption() {
|
|
return includeAddresses;
|
|
}
|
|
|
|
public boolean useKeytabFile() {
|
|
return useKeytab;
|
|
}
|
|
|
|
public String keytabFileName() {
|
|
return ktabName;
|
|
}
|
|
|
|
public PrincipalName getPrincipal() {
|
|
return principal;
|
|
}
|
|
|
|
private KerberosTime getTime(int s) {
|
|
return new KerberosTime(Instant.now().plusSeconds(s));
|
|
}
|
|
}
|