author | weijun |
Wed, 01 Aug 2018 13:35:08 +0800 | |
changeset 51272 | 9d92ff04a29c |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
2 | 1 |
/* |
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
2 |
* Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. |
2 | 3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 |
* |
|
5 |
* This code is free software; you can redistribute it and/or modify it |
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
|
5506 | 7 |
* published by the Free Software Foundation. Oracle designates this |
2 | 8 |
* particular file as subject to the "Classpath" exception as provided |
5506 | 9 |
* by Oracle in the LICENSE file that accompanied this code. |
2 | 10 |
* |
11 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
|
12 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
13 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
14 |
* version 2 for more details (a copy is included in the LICENSE file that |
|
15 |
* accompanied this code). |
|
16 |
* |
|
17 |
* You should have received a copy of the GNU General Public License version |
|
18 |
* 2 along with this work; if not, write to the Free Software Foundation, |
|
19 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
20 |
* |
|
5506 | 21 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
22 |
* or visit www.oracle.com if you need additional information or have any |
|
23 |
* questions. |
|
2 | 24 |
*/ |
25 |
||
26 |
package sun.security.provider.certpath; |
|
27 |
||
28 |
import java.io.IOException; |
|
29 |
import java.security.cert.CertificateException; |
|
30 |
import java.security.cert.CertPathValidatorException; |
|
31 |
import java.security.cert.PKIXCertPathChecker; |
|
32 |
import java.security.cert.X509Certificate; |
|
33 |
import java.util.ArrayList; |
|
34 |
import java.util.HashSet; |
|
35 |
import java.util.List; |
|
36 |
import java.util.ListIterator; |
|
37 |
import javax.security.auth.x500.X500Principal; |
|
38 |
||
39 |
import sun.security.util.Debug; |
|
40 |
import sun.security.x509.SubjectAlternativeNameExtension; |
|
41 |
import sun.security.x509.GeneralNames; |
|
42 |
import sun.security.x509.GeneralName; |
|
43 |
import sun.security.x509.GeneralNameInterface; |
|
44 |
import sun.security.x509.X500Name; |
|
45 |
import sun.security.x509.X509CertImpl; |
|
46 |
||
47 |
/** |
|
48 |
* A specification of a forward PKIX validation state |
|
49 |
* which is initialized by each build and updated each time a |
|
50 |
* certificate is added to the current path. |
|
51 |
* @since 1.4 |
|
52 |
* @author Yassir Elley |
|
53 |
*/ |
|
54 |
class ForwardState implements State { |
|
55 |
||
56 |
private static final Debug debug = Debug.getInstance("certpath"); |
|
57 |
||
58 |
/* The issuer DN of the last cert in the path */ |
|
59 |
X500Principal issuerDN; |
|
60 |
||
61 |
/* The last cert in the path */ |
|
62 |
X509CertImpl cert; |
|
63 |
||
64 |
/* The set of subjectDNs and subjectAltNames of all certs in the path */ |
|
65 |
HashSet<GeneralNameInterface> subjectNamesTraversed; |
|
66 |
||
67 |
/* |
|
68 |
* The number of intermediate CA certs which have been traversed so |
|
69 |
* far in the path |
|
70 |
*/ |
|
71 |
int traversedCACerts; |
|
72 |
||
73 |
/* Flag indicating if state is initial (path is just starting) */ |
|
74 |
private boolean init = true; |
|
75 |
||
76 |
||
11900 | 77 |
/* the untrusted certificates checker */ |
78 |
UntrustedChecker untrustedChecker; |
|
79 |
||
2 | 80 |
/* The list of user-defined checkers that support forward checking */ |
81 |
ArrayList<PKIXCertPathChecker> forwardCheckers; |
|
82 |
||
83 |
/* Flag indicating if key needing to inherit key parameters has been |
|
84 |
* encountered. |
|
85 |
*/ |
|
86 |
boolean keyParamsNeededFlag = false; |
|
87 |
||
88 |
/** |
|
89 |
* Returns a boolean flag indicating if the state is initial |
|
90 |
* (just starting) |
|
91 |
* |
|
92 |
* @return boolean flag indicating if the state is initial (just starting) |
|
93 |
*/ |
|
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
94 |
@Override |
2 | 95 |
public boolean isInitial() { |
96 |
return init; |
|
97 |
} |
|
98 |
||
99 |
/** |
|
100 |
* Return boolean flag indicating whether a public key that needs to inherit |
|
101 |
* key parameters has been encountered. |
|
102 |
* |
|
103 |
* @return boolean true if key needing to inherit parameters has been |
|
104 |
* encountered; false otherwise. |
|
105 |
*/ |
|
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
106 |
@Override |
2 | 107 |
public boolean keyParamsNeeded() { |
108 |
return keyParamsNeededFlag; |
|
109 |
} |
|
110 |
||
111 |
/** |
|
112 |
* Display state for debugging purposes |
|
113 |
*/ |
|
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
114 |
@Override |
2 | 115 |
public String toString() { |
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
116 |
StringBuilder sb = new StringBuilder(); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
117 |
sb.append("State ["); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
118 |
sb.append("\n issuerDN of last cert: ").append(issuerDN); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
119 |
sb.append("\n traversedCACerts: ").append(traversedCACerts); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
120 |
sb.append("\n init: ").append(String.valueOf(init)); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
121 |
sb.append("\n keyParamsNeeded: ").append |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
122 |
(String.valueOf(keyParamsNeededFlag)); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
123 |
sb.append("\n subjectNamesTraversed: \n").append |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
124 |
(subjectNamesTraversed); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
125 |
sb.append("]\n"); |
2 | 126 |
return sb.toString(); |
127 |
} |
|
128 |
||
129 |
/** |
|
130 |
* Initialize the state. |
|
131 |
* |
|
132 |
* @param certPathCheckers the list of user-defined PKIXCertPathCheckers |
|
133 |
*/ |
|
134 |
public void initState(List<PKIXCertPathChecker> certPathCheckers) |
|
135 |
throws CertPathValidatorException |
|
136 |
{ |
|
137 |
subjectNamesTraversed = new HashSet<GeneralNameInterface>(); |
|
138 |
traversedCACerts = 0; |
|
139 |
||
140 |
/* |
|
141 |
* Populate forwardCheckers with every user-defined checker |
|
142 |
* that supports forward checking and initialize the forwardCheckers |
|
143 |
*/ |
|
144 |
forwardCheckers = new ArrayList<PKIXCertPathChecker>(); |
|
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
145 |
for (PKIXCertPathChecker checker : certPathCheckers) { |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
146 |
if (checker.isForwardCheckingSupported()) { |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
147 |
checker.init(true); |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
148 |
forwardCheckers.add(checker); |
2 | 149 |
} |
150 |
} |
|
151 |
||
152 |
init = true; |
|
153 |
} |
|
154 |
||
155 |
/** |
|
156 |
* Update the state with the next certificate added to the path. |
|
157 |
* |
|
158 |
* @param cert the certificate which is used to update the state |
|
159 |
*/ |
|
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
160 |
@Override |
2 | 161 |
public void updateState(X509Certificate cert) |
162 |
throws CertificateException, IOException, CertPathValidatorException { |
|
163 |
||
164 |
if (cert == null) |
|
165 |
return; |
|
166 |
||
167 |
X509CertImpl icert = X509CertImpl.toImpl(cert); |
|
168 |
||
169 |
/* see if certificate key has null parameters */ |
|
13806
b18118646a65
7195409: CertPath/CertPathValidatorTest/KeyParamsInheritanceTest fails with NullPointerException
mullan
parents:
12861
diff
changeset
|
170 |
if (PKIX.isDSAPublicKeyWithoutParams(icert.getPublicKey())) { |
2 | 171 |
keyParamsNeededFlag = true; |
172 |
} |
|
173 |
||
174 |
/* update certificate */ |
|
175 |
this.cert = icert; |
|
176 |
||
177 |
/* update issuer DN */ |
|
178 |
issuerDN = cert.getIssuerX500Principal(); |
|
179 |
||
180 |
if (!X509CertImpl.isSelfIssued(cert)) { |
|
181 |
||
182 |
/* |
|
183 |
* update traversedCACerts only if this is a non-self-issued |
|
184 |
* intermediate CA cert |
|
185 |
*/ |
|
186 |
if (!init && cert.getBasicConstraints() != -1) { |
|
187 |
traversedCACerts++; |
|
188 |
} |
|
189 |
} |
|
190 |
||
191 |
/* update subjectNamesTraversed only if this is the EE cert or if |
|
192 |
this cert is not self-issued */ |
|
193 |
if (init || !X509CertImpl.isSelfIssued(cert)){ |
|
194 |
X500Principal subjName = cert.getSubjectX500Principal(); |
|
195 |
subjectNamesTraversed.add(X500Name.asX500Name(subjName)); |
|
196 |
||
197 |
try { |
|
198 |
SubjectAlternativeNameExtension subjAltNameExt |
|
199 |
= icert.getSubjectAlternativeNameExtension(); |
|
200 |
if (subjAltNameExt != null) { |
|
10336
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
5506
diff
changeset
|
201 |
GeneralNames gNames = subjAltNameExt.get( |
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
5506
diff
changeset
|
202 |
SubjectAlternativeNameExtension.SUBJECT_NAME); |
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
203 |
for (GeneralName gName : gNames.names()) { |
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
204 |
subjectNamesTraversed.add(gName.getName()); |
2 | 205 |
} |
206 |
} |
|
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
207 |
} catch (IOException e) { |
2 | 208 |
if (debug != null) { |
209 |
debug.println("ForwardState.updateState() unexpected " |
|
210 |
+ "exception"); |
|
211 |
e.printStackTrace(); |
|
212 |
} |
|
213 |
throw new CertPathValidatorException(e); |
|
214 |
} |
|
215 |
} |
|
216 |
||
217 |
init = false; |
|
218 |
} |
|
219 |
||
220 |
/* |
|
221 |
* Clone current state. The state is cloned as each cert is |
|
222 |
* added to the path. This is necessary if backtracking occurs, |
|
223 |
* and a prior state needs to be restored. |
|
224 |
* |
|
225 |
* Note that this is a SMART clone. Not all fields are fully copied, |
|
226 |
* because some of them will |
|
227 |
* not have their contents modified by subsequent calls to updateState. |
|
228 |
*/ |
|
12860
9ffbd4e43413
6854712: Revocation checking enhancements (JEP-124)
mullan
parents:
10419
diff
changeset
|
229 |
@Override |
10336
0bb1999251f8
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror
jjg
parents:
5506
diff
changeset
|
230 |
@SuppressWarnings("unchecked") // Safe casts assuming clone() works correctly |
2 | 231 |
public Object clone() { |
232 |
try { |
|
233 |
ForwardState clonedState = (ForwardState) super.clone(); |
|
234 |
||
235 |
/* clone checkers, if cloneable */ |
|
236 |
clonedState.forwardCheckers = (ArrayList<PKIXCertPathChecker>) |
|
237 |
forwardCheckers.clone(); |
|
238 |
ListIterator<PKIXCertPathChecker> li = |
|
239 |
clonedState.forwardCheckers.listIterator(); |
|
240 |
while (li.hasNext()) { |
|
241 |
PKIXCertPathChecker checker = li.next(); |
|
242 |
if (checker instanceof Cloneable) { |
|
243 |
li.set((PKIXCertPathChecker)checker.clone()); |
|
244 |
} |
|
245 |
} |
|
246 |
||
247 |
/* |
|
248 |
* Shallow copy traversed names. There is no need to |
|
249 |
* deep copy contents, since the elements of the Set |
|
250 |
* are never modified by subsequent calls to updateState(). |
|
251 |
*/ |
|
252 |
clonedState.subjectNamesTraversed |
|
253 |
= (HashSet<GeneralNameInterface>)subjectNamesTraversed.clone(); |
|
254 |
return clonedState; |
|
255 |
} catch (CloneNotSupportedException e) { |
|
10419
12c063b39232
7084245: Update usages of InternalError to use exception chaining
sherman
parents:
10336
diff
changeset
|
256 |
throw new InternalError(e.toString(), e); |
2 | 257 |
} |
258 |
} |
|
259 |
} |