/**
* Updates the signing certificate of a trust bundle.
*
* @param bundleName The name of the trust bundle to update.
* @param certData A DER encoded representation of the new signing certificate.
* @return Status of 204 if the trust bundle's signing certificate was updated, status of 400 if
* the signing certificate is invalid, or a status 404 if a trust bundle with the given name
* does not exist.
*/
@POST
@Path("{bundle}/signingCert")
@Consumes(MediaType.APPLICATION_JSON)
public Response updateSigningCert(@PathParam("bundle") String bundleName, byte[] certData) {
X509Certificate signingCert = null;
if (certData.length > 0) {
try {
signingCert = CertUtils.toX509Certificate(certData);
} catch (CertificateConversionException ex) {
log.error("Signing certificate is not in a valid format " + bundleName, ex);
return Response.status(Status.BAD_REQUEST).cacheControl(noCache).build();
}
}
// make sure the bundle exists
org.nhindirect.config.store.TrustBundle entityBundle;
try {
entityBundle = bundleDao.getTrustBundleByName(bundleName);
if (entityBundle == null)
return Response.status(Status.NOT_FOUND).cacheControl(noCache).build();
} catch (Exception e) {
log.error("Error looking up bundle.", e);
return Response.serverError().cacheControl(noCache).build();
}
// now update
try {
bundleDao.updateTrustBundleSigningCertificate(entityBundle.getId(), signingCert);
return Response.noContent().cacheControl(noCache).build();
} catch (Exception e) {
log.error("Error updating trust bundle signing certificate.", e);
return Response.serverError().cacheControl(noCache).build();
}
}
/**
* Updates multiple bundle attributes. If the URL of the bundle changes, then the bundle is
* automatically refreshed.
*
* @param bundleName The name of the bundle to update.
* @param bundleData The data of the trust bundle to update. Empty or null attributes indicate
* that the attribute should not be changed.
* @return Status of 204 if the bundle attributes were updated, status of 400 if the signing
* certificate is invalid, or a status 404 if a trust bundle with the given name does not
* exist.
*/
@POST
@Path("{bundle}/bundleAttributes")
@Consumes(MediaType.APPLICATION_JSON)
public Response updateBundleAttributes(
@PathParam("bundle") String bundleName, TrustBundle bundleData) {
// make sure the bundle exists
org.nhindirect.config.store.TrustBundle entityBundle;
try {
entityBundle = bundleDao.getTrustBundleByName(bundleName);
if (entityBundle == null)
return Response.status(Status.NOT_FOUND).cacheControl(noCache).build();
} catch (Exception e) {
log.error("Error looking up bundle.", e);
return Response.serverError().cacheControl(noCache).build();
}
final String oldBundleURL = entityBundle.getBundleURL();
// if there is a signing certificate in the request, make sure it's valid
X509Certificate newSigningCert = null;
if (bundleData.getSigningCertificateData() != null) {
try {
newSigningCert = CertUtils.toX509Certificate(bundleData.getSigningCertificateData());
} catch (CertificateConversionException ex) {
log.error("Signing certificate is not in a valid format " + bundleName, ex);
return Response.status(Status.BAD_REQUEST).cacheControl(noCache).build();
}
}
// update the bundle
try {
bundleDao.updateTrustBundleAttributes(
entityBundle.getId(),
bundleData.getBundleName(),
bundleData.getBundleURL(),
newSigningCert,
bundleData.getRefreshInterval());
// if the URL changed, the bundle needs to be refreshed
if (bundleData.getBundleURL() != null
&& !bundleData.getBundleURL().isEmpty()
&& !oldBundleURL.equals(bundleData.getBundleURL())) {
entityBundle = bundleDao.getTrustBundleById(entityBundle.getId());
template.sendBody(entityBundle);
}
return Response.noContent().cacheControl(noCache).build();
} catch (Exception e) {
log.error("Error updating trust bundle attributes.", e);
return Response.serverError().cacheControl(noCache).build();
}
}
private X509Certificate certFromData(byte[] data) {
X509Certificate retVal = null;
try {
// first check for wrapped data
final CertContainer container = CertUtils.toCertContainer(data);
if (container.getWrappedKeyData() != null) {
// this is a wrapped key
// make sure we have a KeyStoreManager configured
if (this.mgr == null) {
throw new NHINDException(
AgentError.Unexpected,
"Resolved certifiate has wrapped data, but resolver has not been configured to unwrap it.");
}
// create a new wrapped certificate object
retVal =
WrappedOnDemandX509CertificateEx.fromX509Certificate(
mgr, container.getCert(), container.getWrappedKeyData());
return retVal;
}
ByteArrayInputStream bais = new ByteArrayInputStream(data);
// lets try this a as a PKCS12 data stream first
try {
KeyStore localKeyStore =
KeyStore.getInstance("PKCS12", CryptoExtensions.getJCEProviderName());
localKeyStore.load(bais, "".toCharArray());
Enumeration<String> aliases = localKeyStore.aliases();
// we are really expecting only one alias
if (aliases.hasMoreElements()) {
String alias = aliases.nextElement();
X509Certificate cert = (X509Certificate) localKeyStore.getCertificate(alias);
// check if there is private key
Key key = localKeyStore.getKey(alias, "".toCharArray());
if (key != null && key instanceof PrivateKey) {
retVal = X509CertificateEx.fromX509Certificate(cert, (PrivateKey) key);
} else retVal = cert;
}
} catch (Exception e) {
// must not be a PKCS12 stream, go on to next step
}
if (retVal == null) {
// try X509 certificate factory next
bais.reset();
bais = new ByteArrayInputStream(data);
retVal =
(X509Certificate) CertificateFactory.getInstance("X.509").generateCertificate(bais);
}
bais.close();
} catch (Exception e) {
throw new NHINDException("Data cannot be converted to a valid X.509 Certificate", e);
}
return retVal;
}
/**
* Processes all DNS CERT requests.
*
* @param name The record name. In many cases this a email address.
* @return Returns a set of record responses to the request.
* @throws DNSException
*/
@SuppressWarnings("unused")
protected RRset processCERTRecordRequest(String name) throws DNSException {
if (name.endsWith(".")) name = name.substring(0, name.length() - 1);
Certificate[] certs;
// use the certificate configuration service
try {
certs = proxy.getCertificatesForOwner(name, null);
} catch (Exception e) {
throw new DNSException(
DNSError.newError(Rcode.SERVFAIL),
"DNS service proxy call for certificates failed: " + e.getMessage(),
e);
}
if (certs == null || certs.length == 0) {
// unless the call above was for an org level cert, it will probably always fail because the
// "name" parameter has had all instances of "@" replaced with ".". The certificate service
// stores owners using "@".
// This is horrible, but try hitting the cert service replacing each "." with "@" one by one.
// Start at the beginning of the address because this is more than likely where the "@"
// character
// will be.
int previousIndex = 0;
int replaceIndex = 0;
while ((replaceIndex = name.indexOf(".", previousIndex)) > -1) {
char[] chars = name.toCharArray();
chars[replaceIndex] = '@';
try {
certs = proxy.getCertificatesForOwner(String.copyValueOf(chars), null);
} catch (Exception e) {
throw new DNSException(
DNSError.newError(Rcode.SERVFAIL),
"DNS service proxy call for certificates failed: " + e.getMessage(),
e);
}
if (certs != null && certs.length > 0) break;
if (replaceIndex >= (name.length() - 1)) break;
previousIndex = replaceIndex + 1;
}
}
if (certs == null || certs.length == 0) return null;
if (!name.endsWith(".")) name += ".";
RRset retVal = new RRset();
try {
for (Certificate cert : certs) {
int certRecordType = CERTRecord.PKIX;
byte[] retData = null;
X509Certificate xCert = null;
try {
// need to convert to cert container because this might be
// a certificate with wrapped private key data
final CertUtils.CertContainer cont = CertUtils.toCertContainer(cert.getData());
xCert = cont.getCert();
// check if this is a compliant certificate with the configured policy... if not, move on
if (!isCertCompliantWithPolicy(xCert)) continue;
retData = xCert.getEncoded();
} catch (CertificateConversionException e) {
// probably not a Certificate... might be a URL
}
if (xCert == null) {
// see if it's a URL
try {
retData = cert.getData();
URL url = new URL(new String(retData));
certRecordType = CERTRecord.URI;
} catch (Exception e) {
throw new DNSException(
DNSError.newError(Rcode.SERVFAIL),
"Failure while parsing CERT record data: " + e.getMessage(),
e);
}
}
int keyTag = 0;
int alg = 0;
if (xCert != null && xCert.getPublicKey() instanceof RSAKey) {
RSAKey key = (RSAKey) xCert.getPublicKey();
byte[] modulus = key.getModulus().toByteArray();
keyTag = (modulus[modulus.length - 2] << 8) & 0xFF00;
keyTag |= modulus[modulus.length - 1] & 0xFF;
alg = 5;
}
CERTRecord rec =
new CERTRecord(
Name.fromString(name),
DClass.IN,
86400L,
certRecordType,
keyTag,
alg /*public key alg, RFC 4034*/,
retData);
retVal.addRR(rec);
}
} catch (Exception e) {
throw new DNSException(
DNSError.newError(Rcode.SERVFAIL),
"Failure while parsing CERT record data: " + e.getMessage(),
e);
}
// because of policy filtering, it's possible that we could have filtered out every cert
// resulting in an empty RR set
return (retVal.size() == 0) ? null : retVal;
}