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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;
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54 public class AttributeQueryProfileHandler extends AbstractSAML1ProfileHandler {
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57 private final Logger log = LoggerFactory.getLogger(AttributeQueryProfileHandler.class);
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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 = new AttributeQueryContext();
78 Response samlResponse;
79 try {
80 decodeRequest(requestContext, 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());
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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 }
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111 samlResponse = buildResponse(requestContext, statements);
112 }
113 } catch (ProfileException e) {
114 samlResponse = buildErrorResponse(requestContext);
115 }
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117 requestContext.setOutboundSAMLMessage(samlResponse);
118 requestContext.setOutboundSAMLMessageId(samlResponse.getID());
119 requestContext.setOutboundSAMLMessageIssueInstant(samlResponse.getIssueInstant());
120 encodeResponse(requestContext);
121 writeAuditLogEntry(requestContext);
122 }
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133 protected void decodeRequest(AttributeQueryContext requestContext, HTTPInTransport inTransport,
134 HTTPOutTransport outTransport) throws ProfileException {
135 if (log.isDebugEnabled()) {
136 log.debug("Decoding message with decoder binding {}",
137 getInboundMessageDecoder(requestContext).getBindingURI());
138 }
139
140 requestContext.setCommunicationProfileId(getProfileId());
141
142 MetadataProvider metadataProvider = getMetadataProvider();
143 requestContext.setMetadataProvider(metadataProvider);
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145 requestContext.setInboundMessageTransport(inTransport);
146 requestContext.setInboundSAMLProtocol(SAMLConstants.SAML11P_NS);
147 requestContext.setSecurityPolicyResolver(getSecurityPolicyResolver());
148 requestContext.setPeerEntityRole(SPSSODescriptor.DEFAULT_ELEMENT_NAME);
149
150 requestContext.setOutboundMessageTransport(outTransport);
151 requestContext.setOutboundSAMLProtocol(SAMLConstants.SAML11P_NS);
152
153 try {
154 SAMLMessageDecoder decoder = getInboundMessageDecoder(requestContext);
155 requestContext.setMessageDecoder(decoder);
156 decoder.decode(requestContext);
157 log.debug("Decoded request");
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159 Request request = requestContext.getInboundSAMLMessage();
160 if (request == null || !(request instanceof Request) || request.getAttributeQuery() == null) {
161 log.error("Incoming message was not an Attribute request");
162 requestContext.setFailureStatus(buildStatus(StatusCode.REQUESTER, null,
163 "Invalid SAML Attribute Request message."));
164 throw new ProfileException("Invalid SAML Attribute Request message.");
165 }
166 } catch (MessageDecodingException e) {
167 log.warn("Error decoding attribute query message", e);
168 requestContext.setFailureStatus(buildStatus(StatusCode.RESPONDER, null, "Error decoding message"));
169 throw new ProfileException("Error decoding attribute query message", e);
170 } catch (SecurityException e) {
171 log.warn("Message did not meet security requirements", e);
172 requestContext.setFailureStatus(buildStatus(StatusCode.RESPONDER, StatusCode.REQUEST_DENIED,
173 "Message did not meet security requirements"));
174 throw new ProfileException("Message did not meet security policy requirements", e);
175 } finally {
176
177 populateRequestContext(requestContext);
178 }
179 }
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182 protected void populateRelyingPartyInformation(BaseSAMLProfileRequestContext requestContext)
183 throws ProfileException {
184 super.populateRelyingPartyInformation(requestContext);
185
186 EntityDescriptor relyingPartyMetadata = requestContext.getPeerEntityMetadata();
187 if (relyingPartyMetadata != null) {
188 requestContext.setPeerEntityRole(SPSSODescriptor.DEFAULT_ELEMENT_NAME);
189 requestContext.setPeerEntityRoleMetadata(relyingPartyMetadata.getSPSSODescriptor(SAMLConstants.SAML11P_NS));
190 }
191 }
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194 protected void populateAssertingPartyInformation(BaseSAMLProfileRequestContext requestContext)
195 throws ProfileException {
196 super.populateAssertingPartyInformation(requestContext);
197
198 EntityDescriptor localEntityDescriptor = requestContext.getLocalEntityMetadata();
199 if (localEntityDescriptor != null) {
200 requestContext.setLocalEntityRole(AttributeAuthorityDescriptor.DEFAULT_ELEMENT_NAME);
201 requestContext.setLocalEntityRoleMetadata(localEntityDescriptor
202 .getAttributeAuthorityDescriptor(SAMLConstants.SAML11P_NS));
203 }
204 }
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217 protected void populateSAMLMessageInformation(BaseSAMLProfileRequestContext requestContext) throws ProfileException {
218 Request request = (Request) requestContext.getInboundSAMLMessage();
219 if (request == null) {
220 log.error("Decoder did not contain an attribute query, an error occured decoding the message");
221 throw new ProfileException("Unable to decode message.");
222 }
223
224 AttributeQuery query = request.getAttributeQuery();
225 if (query != null) {
226 Subject subject = query.getSubject();
227 if (subject == null) {
228 log.error("Attribute query did not contain a proper subject");
229 ((AttributeQueryContext) requestContext).setFailureStatus(buildStatus(StatusCode.REQUESTER, null,
230 "Attribute query did not contain a proper subject"));
231 throw new ProfileException("Attribute query did not contain a proper subject");
232 }
233 requestContext.setSubjectNameIdentifier(subject.getNameIdentifier());
234 }
235 }
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244 protected Endpoint selectEndpoint(BaseSAMLProfileRequestContext requestContext) {
245 Endpoint endpoint;
246
247 if (getInboundBinding().equals(SAMLConstants.SAML1_SOAP11_BINDING_URI)) {
248 endpoint = acsEndpointBuilder.buildObject();
249 endpoint.setBinding(SAMLConstants.SAML1_SOAP11_BINDING_URI);
250 } else {
251 BasicEndpointSelector endpointSelector = new BasicEndpointSelector();
252 endpointSelector.setEndpointType(AssertionConsumerService.DEFAULT_ELEMENT_NAME);
253 endpointSelector.setMetadataProvider(getMetadataProvider());
254 endpointSelector.setEntityMetadata(requestContext.getPeerEntityMetadata());
255 endpointSelector.setEntityRoleMetadata(requestContext.getPeerEntityRoleMetadata());
256 endpointSelector.setSamlRequest(requestContext.getInboundSAMLMessage());
257 endpointSelector.getSupportedIssuerBindings().addAll(getSupportedOutboundBindings());
258 endpoint = endpointSelector.selectEndpoint();
259 }
260
261 return endpoint;
262 }
263
264
265 protected class AttributeQueryContext extends
266 BaseSAML1ProfileRequestContext<Request, Response, AttributeQueryConfiguration> {}
267 }