From 599cec1e0536be584c6d2d4d383b7b54637cd2ea Mon Sep 17 00:00:00 2001 From: Thomas Lenz Date: Tue, 4 Nov 2014 07:56:46 +0100 Subject: add PVP2 request and response schema validation --- .../exceptions/SchemaValidationException.java | 52 +++++++++++ .../pvp2x/verification/SAMLVerificationEngine.java | 86 ++++++++++++++--- .../metadata/SchemaValidationFilter.java | 103 +++++++++++++++++++++ 3 files changed, 227 insertions(+), 14 deletions(-) create mode 100644 id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/exceptions/SchemaValidationException.java create mode 100644 id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/metadata/SchemaValidationFilter.java (limited to 'id/server') diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/exceptions/SchemaValidationException.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/exceptions/SchemaValidationException.java new file mode 100644 index 000000000..fc4ed1f28 --- /dev/null +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/exceptions/SchemaValidationException.java @@ -0,0 +1,52 @@ +/* + * Copyright 2014 Federal Chancellery Austria + * MOA-ID has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ +package at.gv.egovernment.moa.id.protocols.pvp2x.exceptions; + +/** + * @author tlenz + * + */ +public class SchemaValidationException extends PVP2Exception { + + /** + * + */ + private static final long serialVersionUID = 1L; + + /** + * @param messageId + * @param parameters + */ + public SchemaValidationException(String messageId, Object[] parameters) { + super(messageId, parameters); + } + + /** + * @param messageId + * @param parameters + */ + public SchemaValidationException(String messageId, Object[] parameters, Throwable e) { + super(messageId, parameters, e); + } + +} diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java index 4ba93f8fe..bb59e4cc1 100644 --- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/SAMLVerificationEngine.java @@ -25,14 +25,20 @@ package at.gv.egovernment.moa.id.protocols.pvp2x.verification; import java.util.ArrayList; import java.util.List; +import javax.xml.transform.dom.DOMSource; +import javax.xml.validation.Schema; +import javax.xml.validation.Validator; + import org.joda.time.DateTime; import org.opensaml.common.xml.SAMLConstants; +import org.opensaml.common.xml.SAMLSchemaBuilder; import org.opensaml.saml2.core.Conditions; import org.opensaml.saml2.core.EncryptedAssertion; import org.opensaml.saml2.core.RequestAbstractType; import org.opensaml.saml2.core.Response; import org.opensaml.saml2.core.StatusCode; import org.opensaml.saml2.core.StatusResponseType; +import org.opensaml.saml2.core.validator.AuthnRequestSchemaValidator; import org.opensaml.saml2.encryption.Decrypter; import org.opensaml.saml2.encryption.EncryptedElementTypeEncryptedKeyResolver; import org.opensaml.saml2.metadata.IDPSSODescriptor; @@ -51,11 +57,14 @@ import org.opensaml.xml.security.keyinfo.StaticKeyInfoCredentialResolver; import org.opensaml.xml.security.x509.X509Credential; import org.opensaml.xml.signature.SignatureTrustEngine; import org.opensaml.xml.validation.ValidationException; +import org.w3c.dom.Element; +import org.xml.sax.SAXException; import at.gv.egovernment.moa.id.auth.exception.InvalidProtocolRequestException; import at.gv.egovernment.moa.id.config.ConfigurationException; import at.gv.egovernment.moa.id.protocols.pvp2x.config.PVPConfiguration; import at.gv.egovernment.moa.id.protocols.pvp2x.exceptions.AssertionValidationExeption; +import at.gv.egovernment.moa.id.protocols.pvp2x.exceptions.SchemaValidationException; import at.gv.egovernment.moa.id.protocols.pvp2x.messages.InboundMessage; import at.gv.egovernment.moa.id.protocols.pvp2x.messages.MOARequest; import at.gv.egovernment.moa.id.protocols.pvp2x.messages.MOAResponse; @@ -81,9 +90,15 @@ public class SAMLVerificationEngine { SAMLSignatureProfileValidator profileValidator = new SAMLSignatureProfileValidator(); try { profileValidator.validate(samlObj.getSignature()); + performSchemaValidation(samlObj.getDOM()); + } catch (ValidationException e) { - // Indicates signature did not conform to SAML Signature profile - e.printStackTrace(); + Logger.warn("Signature is not conform to SAML signature profile", e); + throw new InvalidProtocolRequestException("pvp2.21", new Object[] {}); + + } catch (SchemaValidationException e) { + throw new InvalidProtocolRequestException("pvp2.22", new Object[] {e.getMessage()}); + } CriteriaSet criteriaSet = new CriteriaSet(); @@ -103,12 +118,17 @@ public class SAMLVerificationEngine { public void verifyRequest(RequestAbstractType samlObj, SignatureTrustEngine sigTrustEngine ) throws org.opensaml.xml.security.SecurityException, Exception { SAMLSignatureProfileValidator profileValidator = new SAMLSignatureProfileValidator(); - try { - profileValidator.validate(samlObj.getSignature()); + profileValidator.validate(samlObj.getSignature()); + performSchemaValidation(samlObj.getDOM()); + } catch (ValidationException e) { - // Indicates signature did not conform to SAML Signature profile - e.printStackTrace(); + Logger.warn("Signature is not conform to SAML signature profile", e); + throw new InvalidProtocolRequestException("pvp2.21", new Object[] {}); + + } catch (SchemaValidationException e) { + throw new InvalidProtocolRequestException("pvp2.22", new Object[] {e.getMessage()}); + } CriteriaSet criteriaSet = new CriteriaSet(); @@ -173,16 +193,23 @@ public class SAMLVerificationEngine { List validatedassertions = new ArrayList(); for (org.opensaml.saml2.core.Assertion saml2assertion : saml2assertions) { - Conditions conditions = saml2assertion.getConditions(); - DateTime notbefore = conditions.getNotBefore(); - DateTime notafter = conditions.getNotOnOrAfter(); - if ( notbefore.isAfterNow() || notafter.isBeforeNow() ) { - Logger.warn("PVP2 Assertion is out of Date"); + try { + performSchemaValidation(saml2assertion.getDOM()); - } else { - validatedassertions.add(saml2assertion); + Conditions conditions = saml2assertion.getConditions(); + DateTime notbefore = conditions.getNotBefore(); + DateTime notafter = conditions.getNotOnOrAfter(); + if ( notbefore.isAfterNow() || notafter.isBeforeNow() ) { + Logger.warn("PVP2 Assertion is out of Date"); + + } else { + validatedassertions.add(saml2assertion); + + } + + } catch (SchemaValidationException e) { - } + } } if (validatedassertions.isEmpty()) { @@ -213,4 +240,35 @@ public class SAMLVerificationEngine { throw new AssertionValidationExeption("pvp.12", null, e); } } + + private static void performSchemaValidation(Element source) throws SchemaValidationException { + + String err = null; + try { + Schema test = SAMLSchemaBuilder.getSAML11Schema(); + Validator val = test.newValidator(); + val.validate(new DOMSource(source)); + Logger.debug("Schema validation check done OK"); + return; + + } catch (SAXException e) { + err = e.getMessage(); + if (Logger.isDebugEnabled() || Logger.isTraceEnabled()) + Logger.warn("Schema validation FAILED with exception:", e); + else + Logger.warn("Schema validation FAILED with message: "+ e.getMessage()); + + } catch (Exception e) { + err = e.getMessage(); + if (Logger.isDebugEnabled() || Logger.isTraceEnabled()) + Logger.warn("Schema validation FAILED with exception:", e); + else + Logger.warn("Schema validation FAILED with message: "+ e.getMessage()); + + } + + throw new SchemaValidationException("pvp2.22", new Object[]{err}); + + } + } diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/metadata/SchemaValidationFilter.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/metadata/SchemaValidationFilter.java new file mode 100644 index 000000000..403b68524 --- /dev/null +++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/protocols/pvp2x/verification/metadata/SchemaValidationFilter.java @@ -0,0 +1,103 @@ +/* + * Copyright 2014 Federal Chancellery Austria + * MOA-ID has been developed in a cooperation between BRZ, the Federal + * Chancellery Austria - ICT staff unit, and Graz University of Technology. + * + * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by + * the European Commission - subsequent versions of the EUPL (the "Licence"); + * You may not use this work except in compliance with the Licence. + * You may obtain a copy of the Licence at: + * http://www.osor.eu/eupl/ + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the Licence is distributed on an "AS IS" basis, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the Licence for the specific language governing permissions and + * limitations under the Licence. + * + * This product combines work with different licenses. See the "NOTICE" text + * file for details on the various modules and licenses. + * The "NOTICE" text file is part of the distribution. Any derivative works + * that you distribute must include a readable copy of the "NOTICE" text file. + */ +package at.gv.egovernment.moa.id.protocols.pvp2x.verification.metadata; + +import java.io.IOException; + +import org.opensaml.saml2.metadata.provider.FilterException; +import org.opensaml.saml2.metadata.provider.MetadataFilter; +import org.opensaml.xml.XMLObject; + +import javax.xml.transform.dom.DOMSource; +import javax.xml.validation.Schema; +import javax.xml.validation.Validator; + +import org.opensaml.common.xml.SAMLSchemaBuilder; + +import org.xml.sax.SAXException; + +import at.gv.egovernment.moa.logging.Logger; + +/** + * @author tlenz + * + */ +public class SchemaValidationFilter implements MetadataFilter { + + private boolean isActive = true; + + public SchemaValidationFilter() { + + } + + /** + * + */ + public SchemaValidationFilter(boolean useSchemaValidation) { + this.isActive = useSchemaValidation; + } + + + /* (non-Javadoc) + * @see org.opensaml.saml2.metadata.provider.MetadataFilter#doFilter(org.opensaml.xml.XMLObject) + */ + @Override + public void doFilter(XMLObject arg0) throws FilterException { + + String errString = null; + + if (isActive) { + try { + Schema test = SAMLSchemaBuilder.getSAML11Schema(); + Validator val = test.newValidator(); + DOMSource source = new DOMSource(arg0.getDOM()); + val.validate(source); + Logger.info("Metadata Schema validation check done OK"); + return; + + } catch (SAXException e) { + if (Logger.isDebugEnabled() || Logger.isTraceEnabled()) + Logger.warn("Metadata Schema validation FAILED with exception:", e); + else + Logger.warn("Metadata Schema validation FAILED with message: "+ e.getMessage()); + + errString = e.getMessage(); + + } catch (Exception e) { + if (Logger.isDebugEnabled() || Logger.isTraceEnabled()) + Logger.warn("Metadata Schema validation FAILED with exception:", e); + else + Logger.warn("Metadata Schema validation FAILED with message: "+ e.getMessage()); + + errString = e.getMessage(); + + } + + throw new FilterException("Metadata Schema validation FAILED with message: "+ errString); + + } else + Logger.info("Metadata Schema validation check is DEACTIVATED!"); + + } + +} -- cgit v1.2.3