1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 package edu.internet2.middleware.shibboleth.idp.profile.saml1;
18
19 import java.util.ArrayList;
20
21 import org.opensaml.common.SAMLObjectBuilder;
22 import org.opensaml.common.binding.BasicEndpointSelector;
23 import org.opensaml.common.binding.decoding.SAMLMessageDecoder;
24 import org.opensaml.common.xml.SAMLConstants;
25 import org.opensaml.saml1.core.AttributeQuery;
26 import org.opensaml.saml1.core.AttributeStatement;
27 import org.opensaml.saml1.core.Request;
28 import org.opensaml.saml1.core.Response;
29 import org.opensaml.saml1.core.Statement;
30 import org.opensaml.saml1.core.StatusCode;
31 import org.opensaml.saml1.core.Subject;
32 import org.opensaml.saml2.metadata.AssertionConsumerService;
33 import org.opensaml.saml2.metadata.AttributeAuthorityDescriptor;
34 import org.opensaml.saml2.metadata.Endpoint;
35 import org.opensaml.saml2.metadata.EntityDescriptor;
36 import org.opensaml.saml2.metadata.SPSSODescriptor;
37 import org.opensaml.saml2.metadata.provider.MetadataProvider;
38 import org.opensaml.ws.message.decoder.MessageDecodingException;
39 import org.opensaml.ws.transport.http.HTTPInTransport;
40 import org.opensaml.ws.transport.http.HTTPOutTransport;
41 import org.opensaml.xml.security.SecurityException;
42 import org.slf4j.Logger;
43 import org.slf4j.LoggerFactory;
44
45 import edu.internet2.middleware.shibboleth.common.profile.ProfileException;
46 import edu.internet2.middleware.shibboleth.common.profile.provider.BaseSAMLProfileRequestContext;
47 import edu.internet2.middleware.shibboleth.common.relyingparty.provider.saml1.AttributeQueryConfiguration;
48 import edu.internet2.middleware.shibboleth.idp.session.AuthenticationMethodInformation;
49 import edu.internet2.middleware.shibboleth.idp.session.Session;
50
51
52
53
54 public class AttributeQueryProfileHandler extends AbstractSAML1ProfileHandler {
55
56
57 private final Logger log = LoggerFactory.getLogger(AttributeQueryProfileHandler.class);
58
59
60 private SAMLObjectBuilder<AssertionConsumerService> acsEndpointBuilder;
61
62
63 public AttributeQueryProfileHandler() {
64 super();
65
66 acsEndpointBuilder = (SAMLObjectBuilder<AssertionConsumerService>) getBuilderFactory().getBuilder(
67 AssertionConsumerService.DEFAULT_ELEMENT_NAME);
68 }
69
70
71 public String getProfileId() {
72 return AttributeQueryConfiguration.PROFILE_ID;
73 }
74
75
76 public void processRequest(HTTPInTransport inTransport, HTTPOutTransport outTransport) throws ProfileException {
77 AttributeQueryContext requestContext = null;
78 Response samlResponse;
79 try {
80 requestContext = decodeRequest(inTransport, outTransport);
81
82 if (requestContext.getProfileConfiguration() == null) {
83 log.error("SAML 1 Attribute Query profile is not configured for relying party "
84 + requestContext.getInboundMessageIssuer());
85 requestContext.setFailureStatus(buildStatus(StatusCode.RESPONDER, StatusCode.REQUEST_DENIED,
86 "SAML 1 Attribute Query profile is not configured for relying party "
87 + requestContext.getInboundMessageIssuer()));
88 samlResponse = buildErrorResponse(requestContext);
89 } else {
90 resolvePrincipal(requestContext);
91
92 Session idpSession = getSessionManager().getSession(requestContext.getPrincipalName());
93 if (idpSession != null) {
94 AuthenticationMethodInformation authnInfo = idpSession.getAuthenticationMethods().get(
95 requestContext.getInboundMessageIssuer());
96 if (authnInfo != null) {
97 requestContext.setPrincipalAuthenticationMethod(authnInfo.getAuthenticationMethod());
98 }
99 }
100
101 resolveAttributes(requestContext);
102 requestContext.setReleasedAttributes(requestContext.getAttributes().keySet());
103
104 ArrayList<Statement> statements = new ArrayList<Statement>();
105 AttributeStatement attributeStatement = buildAttributeStatement(requestContext,
106 "urn:oasis:names:tc:SAML:1.0:cm:sender-vouches");
107 if (attributeStatement != null) {
108 statements.add(attributeStatement);
109 }
110
111 samlResponse = buildResponse(requestContext, statements);
112 }
113 } catch (ProfileException e) {
114 samlResponse = buildErrorResponse(requestContext);
115 }
116
117 requestContext.setOutboundSAMLMessage(samlResponse);
118 requestContext.setOutboundSAMLMessageId(samlResponse.getID());
119 requestContext.setOutboundSAMLMessageIssueInstant(samlResponse.getIssueInstant());
120 encodeResponse(requestContext);
121 writeAuditLogEntry(requestContext);
122 }
123
124
125
126
127
128
129
130
131
132
133
134 protected AttributeQueryContext decodeRequest(HTTPInTransport inTransport, HTTPOutTransport outTransport)
135 throws ProfileException {
136 log.debug("Decoding message with decoder binding {}", getInboundBinding());
137
138 AttributeQueryContext requestContext = new AttributeQueryContext();
139 requestContext.setCommunicationProfileId(getProfileId());
140
141 MetadataProvider metadataProvider = getMetadataProvider();
142 requestContext.setMetadataProvider(metadataProvider);
143
144 requestContext.setInboundMessageTransport(inTransport);
145 requestContext.setInboundSAMLProtocol(SAMLConstants.SAML11P_NS);
146 requestContext.setSecurityPolicyResolver(getSecurityPolicyResolver());
147 requestContext.setPeerEntityRole(SPSSODescriptor.DEFAULT_ELEMENT_NAME);
148
149 requestContext.setOutboundMessageTransport(outTransport);
150 requestContext.setOutboundSAMLProtocol(SAMLConstants.SAML11P_NS);
151
152 try {
153 SAMLMessageDecoder decoder = getMessageDecoders().get(getInboundBinding());
154 if (decoder == null) {
155 throw new ProfileException("No message decoder configured for inbound binding " + getInboundBinding());
156 }
157 requestContext.setMessageDecoder(decoder);
158 decoder.decode(requestContext);
159 log.debug("Decoded request");
160
161 Request request = requestContext.getInboundSAMLMessage();
162 if (request == null || !(request instanceof Request) || request.getAttributeQuery() == null) {
163 log.error("Incoming message was not an Attribute request");
164 requestContext.setFailureStatus(buildStatus(StatusCode.REQUESTER, null,
165 "Invalid SAML Attribute Request message."));
166 throw new ProfileException("Invalid SAML Attribute Request message.");
167 }
168
169 return requestContext;
170 } catch (MessageDecodingException e) {
171 log.error("Error decoding attribute query message", e);
172 requestContext.setFailureStatus(buildStatus(StatusCode.RESPONDER, null, "Error decoding message"));
173 throw new ProfileException("Error decoding attribute query message", e);
174 } catch (SecurityException e) {
175 log.error("Message did not meet security requirements", e);
176 requestContext.setFailureStatus(buildStatus(StatusCode.RESPONDER, StatusCode.REQUEST_DENIED,
177 "Message did not meet security requirements"));
178 throw new ProfileException("Message did not meet security policy requirements", e);
179 } finally {
180
181 populateRequestContext(requestContext);
182 }
183 }
184
185
186 protected void populateRelyingPartyInformation(BaseSAMLProfileRequestContext requestContext)
187 throws ProfileException {
188 super.populateRelyingPartyInformation(requestContext);
189
190 EntityDescriptor relyingPartyMetadata = requestContext.getPeerEntityMetadata();
191 if (relyingPartyMetadata != null) {
192 requestContext.setPeerEntityRole(SPSSODescriptor.DEFAULT_ELEMENT_NAME);
193 requestContext.setPeerEntityRoleMetadata(relyingPartyMetadata.getSPSSODescriptor(SAMLConstants.SAML11P_NS));
194 }
195 }
196
197
198 protected void populateAssertingPartyInformation(BaseSAMLProfileRequestContext requestContext)
199 throws ProfileException {
200 super.populateAssertingPartyInformation(requestContext);
201
202 EntityDescriptor localEntityDescriptor = requestContext.getLocalEntityMetadata();
203 if (localEntityDescriptor != null) {
204 requestContext.setLocalEntityRole(AttributeAuthorityDescriptor.DEFAULT_ELEMENT_NAME);
205 requestContext.setLocalEntityRoleMetadata(localEntityDescriptor
206 .getAttributeAuthorityDescriptor(SAMLConstants.SAML11P_NS));
207 }
208 }
209
210
211
212
213
214
215
216
217
218
219
220
221 protected void populateSAMLMessageInformation(BaseSAMLProfileRequestContext requestContext) throws ProfileException {
222 Request request = (Request) requestContext.getInboundSAMLMessage();
223 if (request == null) {
224 log.error("Decoder did not contain an attribute query, an error occured decoding the message");
225 throw new ProfileException("Unable to decode message.");
226 }
227
228 AttributeQuery query = request.getAttributeQuery();
229 if (query != null) {
230 Subject subject = query.getSubject();
231 if (subject == null) {
232 log.error("Attribute query did not contain a proper subject");
233 ((AttributeQueryContext) requestContext).setFailureStatus(buildStatus(StatusCode.REQUESTER, null,
234 "Attribute query did not contain a proper subject"));
235 throw new ProfileException("Attribute query did not contain a proper subject");
236 }
237 requestContext.setSubjectNameIdentifier(subject.getNameIdentifier());
238 }
239 }
240
241
242
243
244
245
246
247
248 protected Endpoint selectEndpoint(BaseSAMLProfileRequestContext requestContext) {
249 Endpoint endpoint;
250
251 if (getInboundBinding().equals(SAMLConstants.SAML1_SOAP11_BINDING_URI)) {
252 endpoint = acsEndpointBuilder.buildObject();
253 endpoint.setBinding(SAMLConstants.SAML1_SOAP11_BINDING_URI);
254 } else {
255 BasicEndpointSelector endpointSelector = new BasicEndpointSelector();
256 endpointSelector.setEndpointType(AssertionConsumerService.DEFAULT_ELEMENT_NAME);
257 endpointSelector.setMetadataProvider(getMetadataProvider());
258 endpointSelector.setEntityMetadata(requestContext.getPeerEntityMetadata());
259 endpointSelector.setEntityRoleMetadata(requestContext.getPeerEntityRoleMetadata());
260 endpointSelector.setSamlRequest(requestContext.getInboundSAMLMessage());
261 endpointSelector.getSupportedIssuerBindings().addAll(getSupportedOutboundBindings());
262 endpoint = endpointSelector.selectEndpoint();
263 }
264
265 return endpoint;
266 }
267
268
269 protected class AttributeQueryContext extends
270 BaseSAML1ProfileRequestContext<Request, Response, AttributeQueryConfiguration> {}
271 }