@Override
public SignableXMLObject setSignature(
SignableXMLObject signableXMLObject,
String signatureAlgorithm,
String digestAlgorithm,
X509Credential cred)
throws IdentityException {
Signature signature = (Signature) buildXMLObject(Signature.DEFAULT_ELEMENT_NAME);
signature.setSigningCredential(cred);
signature.setSignatureAlgorithm(signatureAlgorithm);
signature.setCanonicalizationAlgorithm(Canonicalizer.ALGO_ID_C14N_EXCL_OMIT_COMMENTS);
KeyInfo keyInfo = (KeyInfo) buildXMLObject(KeyInfo.DEFAULT_ELEMENT_NAME);
X509Data data = (X509Data) buildXMLObject(X509Data.DEFAULT_ELEMENT_NAME);
X509Certificate cert = (X509Certificate) buildXMLObject(X509Certificate.DEFAULT_ELEMENT_NAME);
String value;
try {
value = org.apache.xml.security.utils.Base64.encode(cred.getEntityCertificate().getEncoded());
} catch (CertificateEncodingException e) {
throw IdentityException.error("Error occurred while retrieving encoded cert", e);
}
cert.setValue(value);
data.getX509Certificates().add(cert);
keyInfo.getX509Datas().add(data);
signature.setKeyInfo(keyInfo);
signableXMLObject.setSignature(signature);
((SAMLObjectContentReference) signature.getContentReferences().get(0))
.setDigestAlgorithm(digestAlgorithm);
List<Signature> signatureList = new ArrayList<Signature>();
signatureList.add(signature);
MarshallerFactory marshallerFactory = org.opensaml.xml.Configuration.getMarshallerFactory();
Marshaller marshaller = marshallerFactory.getMarshaller(signableXMLObject);
try {
marshaller.marshall(signableXMLObject);
} catch (MarshallingException e) {
throw IdentityException.error("Unable to marshall the request", e);
}
org.apache.xml.security.Init.init();
try {
Signer.signObjects(signatureList);
} catch (SignatureException e) {
throw IdentityException.error("Error occurred while signing request", e);
}
return signableXMLObject;
}
/**
* Sign the SAML AuthnRequest message
*
* @param logoutRequest
* @param signatureAlgorithm
* @param cred
* @return
* @throws SAMLSSOException
*/
public static LogoutRequest setSignature(
LogoutRequest logoutRequest, String signatureAlgorithm, X509Credential cred)
throws SAMLSSOException {
try {
Signature signature = (Signature) buildXMLObject(Signature.DEFAULT_ELEMENT_NAME);
signature.setSigningCredential(cred);
signature.setSignatureAlgorithm(signatureAlgorithm);
signature.setCanonicalizationAlgorithm(Canonicalizer.ALGO_ID_C14N_EXCL_OMIT_COMMENTS);
try {
KeyInfo keyInfo = (KeyInfo) buildXMLObject(KeyInfo.DEFAULT_ELEMENT_NAME);
X509Data data = (X509Data) buildXMLObject(X509Data.DEFAULT_ELEMENT_NAME);
org.opensaml.xml.signature.X509Certificate cert =
(org.opensaml.xml.signature.X509Certificate)
buildXMLObject(org.opensaml.xml.signature.X509Certificate.DEFAULT_ELEMENT_NAME);
String value =
org.apache.xml.security.utils.Base64.encode(cred.getEntityCertificate().getEncoded());
cert.setValue(value);
data.getX509Certificates().add(cert);
keyInfo.getX509Datas().add(data);
signature.setKeyInfo(keyInfo);
} catch (CertificateEncodingException e) {
throw new SAMLSSOException("Error getting certificate", e);
}
logoutRequest.setSignature(signature);
List<Signature> signatureList = new ArrayList<Signature>();
signatureList.add(signature);
// Marshall and Sign
MarshallerFactory marshallerFactory = org.opensaml.xml.Configuration.getMarshallerFactory();
Marshaller marshaller = marshallerFactory.getMarshaller(logoutRequest);
marshaller.marshall(logoutRequest);
org.apache.xml.security.Init.init();
Signer.signObjects(signatureList);
return logoutRequest;
} catch (Exception e) {
throw new SAMLSSOException("Error while signing the Logout Request message", e);
}
}
/**
* Generates an XML Object representing an enveloped or detached XML Digital Signature.
*
* @param signatureAlgorithm the algorithm used to compute the signature
* @param credential the signature signing credentials
* @return an XML Object representing an enveloped or detached XML Digital Signature
* @throws SSOException if an error occurs while getting the signature
*/
private static Signature setSignatureRaw(String signatureAlgorithm, X509Credential credential)
throws SSOException {
Signature signature = (Signature) buildXMLObject(Signature.DEFAULT_ELEMENT_NAME);
signature.setSigningCredential(credential);
signature.setSignatureAlgorithm(signatureAlgorithm);
signature.setCanonicalizationAlgorithm(Canonicalizer.ALGO_ID_C14N_EXCL_OMIT_COMMENTS);
try {
KeyInfo keyInfo = (KeyInfo) buildXMLObject(KeyInfo.DEFAULT_ELEMENT_NAME);
X509Data data = (X509Data) buildXMLObject(X509Data.DEFAULT_ELEMENT_NAME);
X509Certificate cert = (X509Certificate) buildXMLObject(X509Certificate.DEFAULT_ELEMENT_NAME);
String value =
org.apache.xml.security.utils.Base64.encode(
credential.getEntityCertificate().getEncoded());
cert.setValue(value);
data.getX509Certificates().add(cert);
keyInfo.getX509Datas().add(data);
signature.setKeyInfo(keyInfo);
return signature;
} catch (CertificateEncodingException e) {
throw new SSOException("Error getting certificate", e);
}
}