1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5  * This code is free software; you can redistribute it and/or modify it
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9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
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17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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23 
24 /*
25  * @test
26  * @bug 6877357 6885166
27  * @run main/othervm IPv6
28  * @modules jdk.security.auth
29  * @summary IPv6 address does not work
30  */
31 
32 import com.sun.security.auth.module.Krb5LoginModule;
33 import java.io.BufferedReader;
34 import java.io.ByteArrayOutputStream;
35 import java.io.FileOutputStream;
36 import java.io.PrintStream;
37 import java.io.StringReader;
38 import java.util.HashMap;
39 import java.util.Map;
40 import java.util.regex.Matcher;
41 import java.util.regex.Pattern;
42 import javax.security.auth.Subject;
43 
44 public class IPv6 {
45 
main(String[] args)46     public static void main(String[] args) throws Exception {
47 
48         String[][] kdcs = {
49                 {"simple.host", null},  // These are legal settings
50                 {"simple.host", ""},
51                 {"simple.host", "8080"},
52                 {"0.0.0.1", null},
53                 {"0.0.0.1", ""},
54                 {"0.0.0.1", "8080"},
55                 {"1::1", null},
56                 {"[1::1]", null},
57                 {"[1::1]", ""},
58                 {"[1::1]", "8080"},
59                 {"[1::1", null},        // Two illegal settings
60                 {"[1::1]abc", null},
61         };
62         // Prepares a krb5.conf with every kind of KDC settings
63         PrintStream out = new PrintStream(new FileOutputStream("ipv6.conf"));
64         out.println("[libdefaults]");
65         out.println("default_realm = V6");
66         out.println("kdc_timeout = 1");
67         out.println("[realms]");
68         out.println("V6 = {");
69         for (String[] hp: kdcs) {
70             if (hp[1] != null) out.println("    kdc = "+hp[0]+":"+hp[1]);
71             else out.println("    kdc = " + hp[0]);
72         }
73         out.println("}");
74         out.close();
75 
76         System.setProperty("sun.security.krb5.debug", "true");
77         System.setProperty("java.security.krb5.conf", "ipv6.conf");
78 
79         ByteArrayOutputStream bo = new ByteArrayOutputStream();
80         PrintStream po = new PrintStream(bo);
81         PrintStream oldout = System.out;
82         System.setOut(po);
83 
84         try {
85             Subject subject = new Subject();
86             Krb5LoginModule krb5 = new Krb5LoginModule();
87             Map<String, String> map = new HashMap<>();
88             Map<String, Object> shared = new HashMap<>();
89 
90             map.put("debug", "true");
91             map.put("doNotPrompt", "true");
92             map.put("useTicketCache", "false");
93             map.put("useFirstPass", "true");
94             shared.put("javax.security.auth.login.name", "any");
95             shared.put("javax.security.auth.login.password", "any".toCharArray());
96             krb5.initialize(subject, null, shared, map);
97             krb5.login();
98         } catch (Exception e) {
99             // Ignore
100         }
101 
102         po.flush();
103 
104         System.setOut(oldout);
105         BufferedReader br = new BufferedReader(new StringReader(
106                 new String(bo.toByteArray())));
107         int cc = 0;
108         Pattern r = Pattern.compile(".*KrbKdcReq send: kdc=(.*) UDP:(\\d+),.*");
109         String line;
110         while ((line = br.readLine()) != null) {
111             Matcher m = r.matcher(line.subSequence(0, line.length()));
112             if (m.matches()) {
113                 System.out.println("------------------");
114                 System.out.println(line);
115                 String h = m.group(1), p = m.group(2);
116                 String eh = kdcs[cc][0], ep = kdcs[cc][1];
117                 if (eh.charAt(0) == '[') {
118                     eh = eh.substring(1, eh.length()-1);
119                 }
120                 System.out.println("Expected: " + eh + " : " + ep);
121                 System.out.println("Actual: " + h + " : " + p);
122                 if (!eh.equals(h) ||
123                         (ep == null || ep.length() == 0) && !p.equals("88") ||
124                         (ep != null && ep.length() > 0) && !p.equals(ep)) {
125                     throw new Exception("Mismatch");
126                 }
127                 cc++;
128             }
129         }
130         if (cc != kdcs.length - 2) {    // 2 illegal settings at the end
131             throw new Exception("Not traversed");
132         }
133     }
134 }
135