Mercurial > dive4elements > river

annotate flys-client/src/main/java/org/dive4elements/river/client/server/auth/was/Signature.java @ 5835:821a02bbfb4e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fixed internal java dependencies
author Sascha L. Teichmann <teichmann@intevation.de>
date Thu, 25 Apr 2013 13:12:15 +0200
parents f507086aa94b
children
rev   line source
5835
821a02bbfb4e Fixed internal java dependencies
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5834
diff changeset
1 package org.dive4elements.river.client.server.auth.was;
2956
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
2
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
3 import java.io.ByteArrayInputStream;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
4 import java.security.cert.Certificate;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
5 import java.security.cert.CertificateException;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
6 import java.security.cert.CertificateFactory;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
7
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
8 import org.apache.commons.codec.binary.Base64;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
9 import org.apache.log4j.Logger;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
10 import org.jdom.Element;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
11
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
12 public class Signature {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
13
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
14 private static Logger logger = Logger.getLogger(Signature.class);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
15
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
16 private static final String XML_SIG_DIGEST_SHA1 =
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
17 "http://www.w3.org/2000/09/xmldsig#sha1";
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
18 private static final String XML_SIG_SIGNATURE_RSA_SHA1 =
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
19 "http://www.w3.org/2000/09/xmldsig#rsa-sha1";
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
20
2983
725470fc57d2 Add "Manage themes" button to ChartToolbar and MapToolbar.
Christian Lins <christian.lins@intevation.de>
parents: 2956
diff changeset
21 private final Element signature;
2956
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
22 private Certificate cert;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
23 private byte[] value;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
24 private byte[] digestvalue;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
25 private String reference;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
26
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
27 public Signature(Element signature) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
28 this.signature = signature;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
29 this.parseSignatureInfo();
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
30 this.parseSignatureValue();
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
31 this.parseCertificate();
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
32 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
33
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
34 private void parseSignatureInfo() {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
35 Element signatureinfo = this.signature.getChild("SignedInfo",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
36 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
37 if (signatureinfo != null) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
38 Element signaturemethod = signatureinfo.getChild("SignatureMethod",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
39 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
40 String algorithm = signaturemethod.getAttributeValue("Algorithm");
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
41 if (!algorithm.equals(XML_SIG_SIGNATURE_RSA_SHA1)) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
42 logger.warn("Unkown signature alorithm " + algorithm);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
43 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
44
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
45 // There could be several references in XML-Sig spec but for me it
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
46 // doesn't make sense to have more then one in a SAML Assertion
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
47 Element reference = signatureinfo.getChild("Reference",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
48 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
49 // reference must be present but its better to check
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
50 if (reference != null) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
51 String digestvalue = reference.getChildText("DigestValue",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
52 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
53 String digestmethod = reference.getChildText("DigestMethod",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
54 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
55 if (!digestmethod.equals(XML_SIG_DIGEST_SHA1)) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
56 logger.warn("Unknown digest method " + digestmethod);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
57 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
58 this.digestvalue = Base64.decodeBase64(digestvalue);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
59
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
60 String referenceuri = reference.getAttributeValue("URI");
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
61 if (referenceuri.startsWith("#")) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
62 this.reference = referenceuri.substring(1);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
63 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
64 else {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
65 logger.warn("Unkown reference type " + referenceuri);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
66 this.reference = referenceuri;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
67 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
68 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
69 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
70 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
71
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
72 private void parseSignatureValue() {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
73 String signaturevalue = this.signature.getChildText("SignatureValue",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
74 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
75 this.value = Base64.decodeBase64(signaturevalue);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
76 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
77
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
78 private void parseCertificate() {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
79 Element keyinfo = this.signature.getChild("KeyInfo",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
80 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
81 if (keyinfo != null) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
82 Element data = keyinfo.getChild("X509Data", Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
83 if (data != null) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
84 String base64cert = data.getChildText("X509Certificate",
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
85 Namespaces.XML_SIG_NS);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
86 if (base64cert != null) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
87 byte[] bytes = Base64.decodeBase64(base64cert);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
88 try {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
89 CertificateFactory cf = CertificateFactory.getInstance(
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
90 "X.509");
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
91 this.cert = cf.generateCertificate(
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
92 new ByteArrayInputStream(bytes));
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
93 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
94 catch(CertificateException e) {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
95 // should never occur
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
96 logger.error(e);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
97 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
98 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
99 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
100 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
101 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
102
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
103 public Certificate getCertificate() {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
104 return this.cert;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
105 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
106
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
107 public byte[] getValue() {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
108 return this.value;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
109 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
110
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
111 public String getReference() {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
112 // In theory there could be several references with digestvalues, ...
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
113 return this.reference;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
114 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
115
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
116 public byte[] getDigestValue() {
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
117 return this.digestvalue;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
118 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
119 }
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
120 // vim: set si et fileencoding=utf-8 ts=4 sw=4 tw=80:
http://dive4elements.wald.intevation.org