1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed 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.xml.security.samples.signature;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.security.PublicKey;
import java.security.cert.X509Certificate;
import javax.xml.parsers.DocumentBuilderFactory;
import org.apache.xml.security.keys.KeyInfo;
import org.apache.xml.security.signature.XMLSignature;
import org.apache.xml.security.samples.SampleUtils;
import org.apache.xml.security.utils.Constants;
import org.apache.xml.security.utils.XMLUtils;
import org.apache.xpath.XPathAPI;
import org.w3c.dom.Element;
/**
*
* @author $Author: mullan $
*/
public class VerifyMerlinsExamplesSixteen {
/** {@link org.apache.commons.logging} logging facility */
static org.apache.commons.logging.Log log =
org.apache.commons.logging.LogFactory.getLog(
VerifyMerlinsExamplesSixteen.class.getName());
/** Field schemaValidate */
static final boolean schemaValidate = false;
/** Field signatureSchemaFile */
static final String signatureSchemaFile = "data/xmldsig-core-schema.xsd";
/**
* Method main
*
* @param unused
*/
public static void main(String unused[]) {
if (schemaValidate) {
System.out.println("We do schema-validation");
} else {
System.out.println("We do not schema-validation");
}
javax.xml.parsers.DocumentBuilderFactory dbf =
javax.xml.parsers.DocumentBuilderFactory.newInstance();
if (VerifyMerlinsExamplesSixteen.schemaValidate) {
dbf.setAttribute("http://apache.org/xml/features/validation/schema",
Boolean.TRUE);
dbf.setAttribute(
"http://apache.org/xml/features/dom/defer-node-expansion",
Boolean.TRUE);
dbf.setValidating(true);
dbf.setAttribute("http://xml.org/sax/features/validation",
Boolean.TRUE);
dbf.setAttribute(
"http://apache.org/xml/properties/schema/external-schemaLocation",
Constants.SignatureSpecNS + " "
+ VerifyMerlinsExamplesSixteen.signatureSchemaFile);
}
dbf.setNamespaceAware(true);
dbf.setAttribute("http://xml.org/sax/features/namespaces", Boolean.TRUE);
//J-
String filenames[] = { // "16signature.xml"
// "merlinsSixteenRecreated.xml"
"data/ie/baltimore/merlin-examples/merlin-xmldsig-sixteen/signature.xml"
};
//J+
int start = 0;
int end = filenames.length;
for (int i = start; i < end; i++) {
String signatureFileName = filenames[i];
try {
verify(dbf, signatureFileName);
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
/**
* Method verify
*
* @param dbf
* @param filename
* @throws Exception
*/
public static void verify(DocumentBuilderFactory dbf, String filename)
throws Exception {
File f = new File(filename);
System.out.println("Try to verify " + f.toURL().toString());
javax.xml.parsers.DocumentBuilder db = dbf.newDocumentBuilder();
if (VerifyMerlinsExamplesSixteen.schemaValidate) {
db.setErrorHandler(new org.apache.xml.security.utils
.IgnoreAllErrorHandler());
db.setEntityResolver(new org.xml.sax.EntityResolver() {
public org.xml.sax
.InputSource resolveEntity(String publicId, String systemId)
throws org.xml.sax.SAXException {
if (systemId.endsWith("xmldsig-core-schema.xsd")) {
try {
return new org.xml.sax
.InputSource(new FileInputStream(signatureSchemaFile));
} catch (FileNotFoundException ex) {
throw new org.xml.sax.SAXException(ex);
}
} else {
return null;
}
}
});
}
org.w3c.dom.Document doc = db.parse(new java.io.FileInputStream(f));
Element nscontext = SampleUtils.createDSctx(doc, "ds",
Constants.SignatureSpecNS);
Element sigElement = (Element) XPathAPI.selectSingleNode(doc,
"//ds:Signature[1]", nscontext);
XMLSignature signature = new XMLSignature(sigElement,
f.toURL().toString());
signature.getSignedInfo()
.addResourceResolver(new org.apache.xml.security.samples.utils.resolver
.OfflineResolver());
signature.setFollowNestedManifests(false);
// signature.addResourceResolver(new OfflineResolver());
// XMLUtils.outputDOMc14nWithComments(signature.getElement(), System.out);
KeyInfo ki = signature.getKeyInfo();
if (ki != null) {
/*
if (ki.containsX509Data()) {
System.out.println("Could find a X509Data element in the KeyInfo");
}
*/
X509Certificate cert = signature.getKeyInfo().getX509Certificate();
if (cert != null) {
/*
System.out.println(
"I try to verify the signature using the X509 Certificate: "
+ cert);
*/
System.out.println("The XML signature in file "
+ f.toURL().toString() + " is "
+ (signature.checkSignatureValue(cert)
? "valid (good)"
: "invalid !!!!! (bad)"));
} else {
// System.out.println("Did not find a Certificate");
PublicKey pk = signature.getKeyInfo().getPublicKey();
if (pk != null) {
// System.out.println("I try to verify the signature using the public key: " + pk);
System.out.println("The XML signature in file "
+ f.toURL().toString() + " is "
+ (signature.checkSignatureValue(pk)
? "valid (good)"
: "invalid !!!!! (bad)"));
} else {
System.out.println(
"Did not find a public key, so I can't check the signature");
}
}
} else {
System.out.println("Did not find a KeyInfo");
}
/*
SignedInfo s = signature.getSignedInfo();
for (int i=0; i<s.getSignedContentLength(); i++) {
System.out.println("################ Signed Resource " + i + " ################");
FileOutputStream f2 = new FileOutputStream(filename + "." + i + ".input");
byte[] data = s.getSignedContentItem(i);
f2.write(data);
f2.close();
System.out.println(new String(data));
System.out.println();
}
*/
}
static {
org.apache.xml.security.Init.init();
}
}
|
