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Diffstat (limited to 'eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/auth/data/SimpleIdentityLinkAssertionParser.java')
| -rw-r--r-- | eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/auth/data/SimpleIdentityLinkAssertionParser.java | 326 |
1 files changed, 326 insertions, 0 deletions
diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/auth/data/SimpleIdentityLinkAssertionParser.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/auth/data/SimpleIdentityLinkAssertionParser.java new file mode 100644 index 00000000..7fb5e642 --- /dev/null +++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/auth/data/SimpleIdentityLinkAssertionParser.java @@ -0,0 +1,326 @@ +/******************************************************************************* + * 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. + ******************************************************************************/ +/* + * Copyright 2003 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.egiz.eaaf.core.impl.idp.auth.data; + +import java.io.ByteArrayInputStream; +import java.io.InputStream; +import java.util.ArrayList; +import java.util.List; + +import org.springframework.util.Base64Utils; +import org.w3c.dom.Element; +import org.w3c.dom.traversal.NodeIterator; + +import at.gv.egiz.eaaf.core.api.data.XMLNamespaceConstants; +import at.gv.egiz.eaaf.core.api.idp.auth.data.IIdentityLink; +import at.gv.egiz.eaaf.core.exceptions.EAAFParserException; +import at.gv.egiz.eaaf.core.impl.utils.DOMUtils; +import at.gv.egiz.eaaf.core.impl.utils.XPathUtils; + +/** + * Parses MDS from an identity link <code><saml:Assertion></code> + * <br> + * <b>This IDL parser extract NO key information!</b> + + */ +public class SimpleIdentityLinkAssertionParser { + + // + // XPath namespace prefix shortcuts + // + + /** Xpath prefix for reaching PersonData Namespaces */ + private static final String PDATA = XMLNamespaceConstants.PD_PREFIX + ":"; + /** Xpath prefix for reaching SAML Namespaces */ + private static final String SAML = XMLNamespaceConstants.SAML_PREFIX + ":"; + /** Xpath prefix for reaching XML-DSIG Namespaces */ + private static final String DSIG = XMLNamespaceConstants.DSIG_PREFIX + ":"; + /** Xpath prefix for reaching ECDS Namespaces */ + private static final String ECDSA = XMLNamespaceConstants.ECDSA_PREFIX + ":"; + /** Xpath expression to the root element */ + private static final String ROOT = ""; + /** Xpath expression to the SAMLSubjectConfirmationData element */ + private static final String SAML_SUBJECT_CONFIRMATION_DATA_XPATH = + ROOT + + SAML + + "AttributeStatement/" + + SAML + + "Subject/" + + SAML + + "SubjectConfirmation/" + + SAML + + "SubjectConfirmationData"; + /** Xpath expression to the PersonData element */ + private static final String PERSON_XPATH = + SAML_SUBJECT_CONFIRMATION_DATA_XPATH + + "/" + + PDATA + + "Person"; + /** Xpath expression to the PersonData GivenName element */ + public static final String PERSON_GIVEN_NAME_XPATH = + PERSON_XPATH + + "/" + + PDATA + + "Name/" + + PDATA + + "GivenName"; + /** Xpath expression to the PersonData FamilyName element */ + public static final String PERSON_FAMILY_NAME_XPATH = + PERSON_XPATH + + "/" + + PDATA + + "Name/" + + PDATA + + "FamilyName"; + /** Xpath expression to the PersonData DateOfBirth element */ + public static final String PERSON_DATE_OF_BIRTH_XPATH = + PERSON_XPATH + + "/" + + PDATA + + "DateOfBirth"; + /** Xpath expression to the Identification element */ + private static final String PERSON_IDENT_XPATH = + PERSON_XPATH + + "/" + + PDATA + + "Identification"; + + /** Xpath expression to the Identification Value element */ + public static final String PERSON_IDENT_VALUE_XPATH = + PERSON_XPATH + + "/" + + PDATA + + "Identification/" + + PDATA + + "Value"; + + /** Xpath expression to the Identification Value element */ + public static final String PERSON_IDENT_TYPE_XPATH = + PERSON_XPATH + + "/" + + PDATA + + "Identification/" + + PDATA + + "Type"; + + /** Xpath expression to the RSAKeyValue element */ + private static final String RSA_KEY_VALUE_XPATH = + ROOT + + SAML + + "AttributeStatement/" + + SAML + + "Attribute/" + + SAML + + "AttributeValue/" + + DSIG + + "RSAKeyValue"; + + /** Xpath expression to the ECKeyValue element */ + private static final String ECDSA_KEY_VALUE_XPATH = + ROOT + + SAML + + "AttributeStatement/" + + SAML + + "Attribute/" + + SAML + + "AttributeValue/" + + ECDSA + + "ECDSAKeyValue"; + + + /** Xpath expression to the RSA Modulus element */ + private static final String RSA_KEY_MODULUS_XPATH = DSIG + "Modulus"; + /** Xpath expression to the RSA Exponent element */ + private static final String RSA_KEY_EXPONENT_XPATH = DSIG + "Exponent"; + /** Xpath expression to the DSIG X509Certificate element */ + private static final String DSIG_CERTIFICATES_XPATH = + ROOT + + DSIG + + "Signature/" + + DSIG + + "KeyInfo/" + + DSIG + + "X509Data/" + + DSIG + + "X509Certificate"; + /** Xpath expression to the DSIG Transforms element */ + private static final String DSIG_REFERENCE_TRANSFORMATION_XPATH = + ROOT + + DSIG + + "Signature/" + + DSIG + + "SignedInfo/" + + DSIG + + "Reference/" + + DSIG + + "Transforms"; + + /** The IssueInstant attribute of the SAML assertion */ + private static final String ISSUE_INSTANT_ATTR = "IssueInstant"; + + /**This is the root element of the XML-Document provided by the Security Layer Card*/ + private Element assertionElem; + + /** + * Constructor for <code>IdentityLinkAssertionParser</code>. + * A DOM-representation of the incoming String will be created + * @param xmlAssertion <code><saml:Assertion></code> as String + * @throws EAAFParserException on any parsing error + */ + public SimpleIdentityLinkAssertionParser(String xmlAssertion) throws EAAFParserException { + try { + InputStream s = new ByteArrayInputStream(xmlAssertion.getBytes("UTF-8")); + assertionElem = DOMUtils.parseXmlValidating(s); + + } + catch (Throwable t) { + throw new EAAFParserException("parser.01", new Object[] { t.toString()}, + t.getMessage(), t); + + } + } + + /** + * Sets the <@link assertionElem>. + * @param xmlAssertion the assertion element + * @throws EAAFParserException on any parsing error + */ + public SimpleIdentityLinkAssertionParser(Element xmlAssertion) throws EAAFParserException { + assertionElem = xmlAssertion; + } + + /** + * Constructor for <code>IdentityLinkAssertionParser</code>. + * A DOM-representation of the incoming Inputstream will be created + * @param xmlAssertion <code><saml:Assertion></code> as InputStream + * @throws EAAFParserException on any parsing error + */ + public SimpleIdentityLinkAssertionParser(InputStream xmlAssertion) throws EAAFParserException { + try { + assertionElem = DOMUtils.parseXmlValidating(xmlAssertion); + + } + catch (Throwable t) { + throw new EAAFParserException("parser.01", new Object[] { t.toString() }, t.getMessage(), t); + + } + } + + /** + * Parses the identity link from the <code><saml:Assertion></code> + * @return Identity link + * @throws EAAFParserException on any parsing error + */ + + public IIdentityLink parseIdentityLink() throws EAAFParserException { + IIdentityLink identityLink; + try { + identityLink = new IdentityLink(); + identityLink.setSamlAssertion(assertionElem); + identityLink.setIssueInstant(assertionElem.getAttribute(ISSUE_INSTANT_ATTR)); + identityLink.setPrPerson((Element) + XPathUtils.selectSingleNode(assertionElem, PERSON_XPATH)); + identityLink.setIdentificationValue( + XPathUtils.getElementValue(assertionElem, PERSON_IDENT_VALUE_XPATH, "")); + identityLink.setIdentificationType( + XPathUtils.getElementValue(assertionElem, PERSON_IDENT_TYPE_XPATH, "")); + + String givenname = XPathUtils.getElementValue(assertionElem, PERSON_GIVEN_NAME_XPATH, ""); + String familyname = XPathUtils.getElementValue(assertionElem, PERSON_FAMILY_NAME_XPATH, ""); + + // replace ' in name with ' + givenname = givenname.replaceAll("'", "'"); + familyname = familyname.replaceAll("'", "'"); + + identityLink.setGivenName(givenname); + identityLink.setFamilyName(familyname); + identityLink.setDateOfBirth( + XPathUtils.getElementValue(assertionElem, PERSON_DATE_OF_BIRTH_XPATH, "")); + NodeIterator dsigRefTransforms = + XPathUtils.selectNodeIterator(assertionElem, DSIG_REFERENCE_TRANSFORMATION_XPATH); + List transElems = new ArrayList(); + Element transformsElem; + while ((transformsElem = (Element) dsigRefTransforms.nextNode()) != null) { + transElems.add(transformsElem); + } + Element[] result = new Element[transElems.size()]; + transElems.toArray(result); + identityLink.setDsigReferenceTransforms(result); + + //identityLink.setPublicKey(getPublicKeys()); + + } + catch (Throwable t) { + throw new EAAFParserException("parser.01", new Object[] { t.toString() }, + t.getMessage(), t); + } + + return identityLink; + } + + /** + * Parses a string array of decoded base64 certificates from + * the <code><InfoboxReadResponse></code> found in the dsig-signature + * @return String[] with raw-certificates from the dsig-signature keyinfo + * @throws Exception + */ + public String[] getCertificates() throws Exception { + List certs = new ArrayList(); + NodeIterator rsaIter = + XPathUtils.selectNodeIterator(assertionElem, DSIG_CERTIFICATES_XPATH); + Element certElem; + while ((certElem = (Element) rsaIter.nextNode()) != null) { + String content = DOMUtils.getText(certElem); + certs.add(new String(Base64Utils.decodeFromString(content))); + + } + String[] result = new String[certs.size()]; + certs.toArray(result); + return result; + + } +} |