mirror of
https://github.com/vanitasvitae/Smack.git
synced 2024-11-14 00:02:05 +01:00
Refactor JET in order to match spec
This commit is contained in:
parent
5edd630fd0
commit
eb413f30b1
9 changed files with 78 additions and 70 deletions
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@ -50,8 +50,8 @@ public final class JetManager extends Manager implements JingleDescriptionManage
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private static final Logger LOGGER = Logger.getLogger(JetManager.class.getName());
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private static final WeakHashMap<XMPPConnection, JetManager> INSTANCES = new WeakHashMap<>();
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private static final HashMap<String, JingleEncryptionMethod> encryptionMethods = new HashMap<>();
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private static final HashMap<String, ExtensionElementProvider<?>> encryptionMethodProviders = new HashMap<>();
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private static final HashMap<String, JingleEnvelopeManager> envelopeManagers = new HashMap<>();
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private static final HashMap<String, ExtensionElementProvider<?>> envelopeProviders = new HashMap<>();
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private final JingleManager jingleManager;
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@ -78,17 +78,17 @@ public final class JetManager extends Manager implements JingleDescriptionManage
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return manager;
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}
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public OutgoingFileOfferController sendEncryptedFile(File file, FullJid recipient, JingleEncryptionMethod method) throws Exception {
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return sendEncryptedFile(file, null, recipient, method);
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public OutgoingFileOfferController sendEncryptedFile(File file, FullJid recipient, JingleEnvelopeManager envelopeManager) throws Exception {
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return sendEncryptedFile(file, null, recipient, envelopeManager);
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}
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public OutgoingFileOfferController sendEncryptedFile(File file, String filename, FullJid recipient, JingleEncryptionMethod method) throws Exception {
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public OutgoingFileOfferController sendEncryptedFile(File file, String filename, FullJid recipient, JingleEnvelopeManager envelopeManager) throws Exception {
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if (file == null || !file.exists()) {
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throw new IllegalArgumentException("File MUST NOT be null and MUST exist.");
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}
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ServiceDiscoveryManager disco = ServiceDiscoveryManager.getInstanceFor(connection());
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if (!disco.supportsFeature(recipient, getNamespace()) || !disco.supportsFeature(recipient, method.getNamespace())) {
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if (!disco.supportsFeature(recipient, getNamespace()) || !disco.supportsFeature(recipient, envelopeManager.getJingleEnvelopeNamespace())) {
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throw new SmackException.FeatureNotSupportedException(getNamespace(), recipient);
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}
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@ -106,35 +106,35 @@ public final class JetManager extends Manager implements JingleDescriptionManage
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JingleTransportManager transportManager = jingleManager.getBestAvailableTransportManager(recipient);
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content.setTransport(transportManager.createTransportForInitiator(content));
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JetSecurity security = new JetSecurity(method, recipient, content.getName(), Aes256GcmNoPadding.NAMESPACE);
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JetSecurity security = new JetSecurity(envelopeManager, recipient, content.getName(), Aes256GcmNoPadding.NAMESPACE);
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content.setSecurity(security);
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session.sendInitiate(connection());
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return offer;
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}
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public void registerEncryptionMethod(JingleEncryptionMethod method) {
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encryptionMethods.put(method.getNamespace(), method);
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public void registerEnvelopeManager(JingleEnvelopeManager method) {
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envelopeManagers.put(method.getJingleEnvelopeNamespace(), method);
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}
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public void unregisterEncryptionMethod(String namespace) {
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encryptionMethods.remove(namespace);
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public void unregisterEnvelopeManager(String namespace) {
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envelopeManagers.remove(namespace);
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}
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public JingleEncryptionMethod getEncryptionMethod(String namespace) {
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return encryptionMethods.get(namespace);
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public JingleEnvelopeManager getEnvelopeManager(String namespace) {
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return envelopeManagers.get(namespace);
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}
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public static void registerEncryptionMethodProvider(String namespace, ExtensionElementProvider<?> provider) {
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encryptionMethodProviders.put(namespace, provider);
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public static void registerEnvelopeProvider(String namespace, ExtensionElementProvider<?> provider) {
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envelopeProviders.put(namespace, provider);
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}
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public static void removeEncryptionMethodProvider(String namespace) {
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encryptionMethodProviders.remove(namespace);
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public static void unregisterEnvelopeProvider(String namespace) {
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envelopeProviders.remove(namespace);
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}
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public static ExtensionElementProvider<?> getEncryptionMethodProvider(String namespace) {
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return encryptionMethodProviders.get(namespace);
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public static ExtensionElementProvider<?> getEnvelopeProvider(String namespace) {
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return envelopeProviders.get(namespace);
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}
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@Override
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@ -28,11 +28,15 @@ import org.jxmpp.jid.FullJid;
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/**
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* Classes that implement this interface can be used to encrypt Jingle File Transfers.
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*/
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public interface JingleEncryptionMethod {
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public interface JingleEnvelopeManager {
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ExtensionElement encryptJingleTransfer(FullJid recipient, byte[] keyData) throws JingleEncryptionException, InterruptedException, NoSuchAlgorithmException, SmackException.NotConnectedException, SmackException.NoResponseException;
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ExtensionElement encryptJingleTransfer(FullJid recipient, byte[] keyData)
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throws JingleEncryptionException, InterruptedException, NoSuchAlgorithmException,
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SmackException.NotConnectedException, SmackException.NoResponseException;
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byte[] decryptJingleTransfer(FullJid sender, ExtensionElement encryptionElement) throws JingleEncryptionException, InterruptedException, XMPPException.XMPPErrorException, SmackException.NotConnectedException, SmackException.NoResponseException;
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byte[] decryptJingleTransfer(FullJid sender, ExtensionElement envelope)
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throws JingleEncryptionException, InterruptedException, XMPPException.XMPPErrorException,
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SmackException.NotConnectedException, SmackException.NoResponseException;
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class JingleEncryptionException extends Exception {
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private static final long serialVersionUID = 1L;
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@ -44,5 +48,5 @@ public interface JingleEncryptionMethod {
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XMPPConnection getConnection();
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String getNamespace();
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String getJingleEnvelopeNamespace();
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}
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@ -31,7 +31,7 @@ import org.jivesoftware.smack.packet.ExtensionElement;
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import org.jivesoftware.smackx.bytestreams.BytestreamSession;
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import org.jivesoftware.smackx.ciphers.AesGcmNoPadding;
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import org.jivesoftware.smackx.jet.JetManager;
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import org.jivesoftware.smackx.jet.JingleEncryptionMethod;
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import org.jivesoftware.smackx.jet.JingleEnvelopeManager;
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import org.jivesoftware.smackx.jet.element.JetSecurityElement;
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import org.jivesoftware.smackx.jingle.callbacks.JingleSecurityCallback;
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import org.jivesoftware.smackx.jingle.component.JingleSecurity;
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@ -49,7 +49,7 @@ public class JetSecurity extends JingleSecurity<JetSecurityElement> {
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public static final String NAMESPACE_V0 = "urn:xmpp:jingle:jet:0";
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public static final String NAMESPACE = NAMESPACE_V0;
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private final String methodNamespace;
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private final String envelopeNamespace;
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private AesGcmNoPadding aesKey;
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private final ExtensionElement child;
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@ -59,26 +59,26 @@ public class JetSecurity extends JingleSecurity<JetSecurityElement> {
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public JetSecurity(JetSecurityElement element) {
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super();
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this.child = element.getChild();
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this.methodNamespace = element.getMethodNamespace();
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this.envelopeNamespace = element.getEnvelopeNamespace();
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this.contentName = element.getContentName();
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this.cipherName = element.getCipherName();
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}
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public JetSecurity(JingleEncryptionMethod method, FullJid recipient, String contentName, String cipherName)
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public JetSecurity(JingleEnvelopeManager envelopeManager, FullJid recipient, String contentName, String cipherName)
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throws NoSuchAlgorithmException, NoSuchProviderException, NoSuchPaddingException,
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InvalidAlgorithmParameterException, InvalidKeyException, InterruptedException,
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JingleEncryptionMethod.JingleEncryptionException, SmackException.NotConnectedException,
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JingleEnvelopeManager.JingleEncryptionException, SmackException.NotConnectedException,
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SmackException.NoResponseException {
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this.methodNamespace = method.getNamespace();
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this.envelopeNamespace = envelopeManager.getJingleEnvelopeNamespace();
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this.aesKey = AesGcmNoPadding.createEncryptionKey(cipherName);
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this.child = method.encryptJingleTransfer(recipient, aesKey.getKeyAndIv());
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this.child = envelopeManager.encryptJingleTransfer(recipient, aesKey.getKeyAndIv());
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this.contentName = contentName;
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this.cipherName = cipherName;
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}
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private void decryptEncryptionKey(JingleEncryptionMethod method, FullJid sender)
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throws InterruptedException, JingleEncryptionMethod.JingleEncryptionException, XMPPException.XMPPErrorException,
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private void decryptEncryptionKey(JingleEnvelopeManager method, FullJid sender)
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throws InterruptedException, JingleEnvelopeManager.JingleEncryptionException, XMPPException.XMPPErrorException,
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SmackException.NotConnectedException, SmackException.NoResponseException, NoSuchAlgorithmException,
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InvalidAlgorithmParameterException, NoSuchProviderException, InvalidKeyException, NoSuchPaddingException {
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byte[] keyAndIv = method.decryptJingleTransfer(sender, child);
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@ -125,18 +125,18 @@ public class JetSecurity extends JingleSecurity<JetSecurityElement> {
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return;
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}
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JingleEncryptionMethod method = JetManager.getInstanceFor(connection).getEncryptionMethod(getMethodNamespace());
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JingleEnvelopeManager method = JetManager.getInstanceFor(connection).getEnvelopeManager(getEnvelopeNamespace());
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if (method == null) {
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throw new AssertionError("No JingleEncryptionMethodManager found for " + getMethodNamespace());
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throw new AssertionError("No JingleEncryptionMethodManager found for " + getEnvelopeNamespace());
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}
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try {
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decryptEncryptionKey(method, sender);
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} catch (InterruptedException | NoSuchPaddingException | InvalidKeyException | NoSuchProviderException | InvalidAlgorithmParameterException | NoSuchAlgorithmException | SmackException.NoResponseException | SmackException.NotConnectedException | XMPPException.XMPPErrorException | JingleEncryptionMethod.JingleEncryptionException e) {
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} catch (InterruptedException | NoSuchPaddingException | InvalidKeyException | NoSuchProviderException | InvalidAlgorithmParameterException | NoSuchAlgorithmException | SmackException.NoResponseException | SmackException.NotConnectedException | XMPPException.XMPPErrorException | JingleEnvelopeManager.JingleEncryptionException e) {
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LOGGER.log(Level.SEVERE, "Could not decrypt security key: " + e, e);
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}
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}
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public String getMethodNamespace() {
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return methodNamespace;
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public String getEnvelopeNamespace() {
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return envelopeNamespace;
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}
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}
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@ -32,16 +32,16 @@ import org.jivesoftware.smackx.jingle.element.JingleContentSecurityElement;
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* </jingle>
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*/
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public class JetSecurityElement extends JingleContentSecurityElement {
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public static final String ATTR_NAME = "name";
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public static final String ATTR_TYPE = "type";
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public static final String ATTR_CIPHER = "cipher";
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public static final String ATTR_CONTENT_NAME = "name";
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public static final String ATTR_ENVELOPE_TYPE = "type";
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public static final String ATTR_CIPHER_TYPE = "cipher";
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private final ExtensionElement child;
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private final String name;
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private final String contentName;
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private final String cipherName;
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public JetSecurityElement(String name, String cipherName, ExtensionElement child) {
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this.name = name;
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public JetSecurityElement(String contentName, String cipherName, ExtensionElement child) {
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this.contentName = contentName;
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this.child = child;
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this.cipherName = cipherName;
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}
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@ -49,9 +49,9 @@ public class JetSecurityElement extends JingleContentSecurityElement {
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@Override
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public CharSequence toXML() {
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XmlStringBuilder xml = new XmlStringBuilder(this);
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xml.attribute(ATTR_NAME, name)
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.attribute(ATTR_CIPHER, cipherName)
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.attribute(ATTR_TYPE, child.getNamespace());
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xml.attribute(ATTR_CONTENT_NAME, contentName)
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.attribute(ATTR_CIPHER_TYPE, cipherName)
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.attribute(ATTR_ENVELOPE_TYPE, child.getNamespace());
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xml.rightAngleBracket();
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xml.element(child);
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xml.closeElement(this);
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@ -63,7 +63,7 @@ public class JetSecurityElement extends JingleContentSecurityElement {
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return JetSecurity.NAMESPACE;
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}
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public String getMethodNamespace() {
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public String getEnvelopeNamespace() {
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return child.getNamespace();
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}
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@ -72,7 +72,7 @@ public class JetSecurityElement extends JingleContentSecurityElement {
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}
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public String getContentName() {
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return name;
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return contentName;
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}
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public String getCipherName() {
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@ -37,16 +37,16 @@ public class JetSecurityProvider extends JingleContentSecurityProvider<JetSecuri
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@Override
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public JetSecurityElement parse(XmlPullParser parser, int initialDepth) throws Exception {
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String name = parser.getAttributeValue("", JetSecurityElement.ATTR_NAME);
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String cipher = parser.getAttributeValue("", JetSecurityElement.ATTR_CIPHER);
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String type = parser.getAttributeValue("", JetSecurityElement.ATTR_TYPE);
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String name = parser.getAttributeValue("", JetSecurityElement.ATTR_CONTENT_NAME);
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String cipher = parser.getAttributeValue("", JetSecurityElement.ATTR_CIPHER_TYPE);
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String type = parser.getAttributeValue("", JetSecurityElement.ATTR_ENVELOPE_TYPE);
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ExtensionElement child;
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Objects.requireNonNull(type);
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Objects.requireNonNull(cipher);
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ExtensionElementProvider<?> encryptionElementProvider =
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JetManager.getEncryptionMethodProvider(type);
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JetManager.getEnvelopeProvider(type);
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if (encryptionElementProvider != null) {
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child = encryptionElementProvider.parse(parser);
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@ -38,13 +38,13 @@ import org.xml.sax.SAXException;
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public class JetElementTest extends SmackTestSuite {
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@Test
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public void jetTest() throws InterruptedException, JingleEncryptionMethod.JingleEncryptionException, NoSuchAlgorithmException, SmackException.NotConnectedException, SmackException.NoResponseException, IOException, SAXException {
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public void jetTest() throws InterruptedException, JingleEnvelopeManager.JingleEncryptionException, NoSuchAlgorithmException, SmackException.NotConnectedException, SmackException.NoResponseException, IOException, SAXException {
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ExtensionElement child = new SecurityStub().encryptJingleTransfer(null, null);
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JetSecurityElement element = new JetSecurityElement("content1", Aes128GcmNoPadding.NAMESPACE, child);
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JetSecurity security = new JetSecurity(element);
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assertEquals(SecurityStub.NAMESPACE, security.getMethodNamespace());
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assertEquals(SecurityStub.NAMESPACE, security.getEnvelopeNamespace());
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assertEquals(Aes128GcmNoPadding.NAMESPACE, element.getCipherName());
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assertEquals(SecurityStub.NAMESPACE, element.getMethodNamespace());
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assertEquals(SecurityStub.NAMESPACE, element.getEnvelopeNamespace());
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assertEquals("content1", element.getContentName());
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String xml = "<security xmlns='" + JetSecurity.NAMESPACE + "' " +
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@ -56,7 +56,7 @@ public class JetElementTest extends SmackTestSuite {
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assertXMLEqual(xml, security.getElement().toXML().toString());
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}
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private static class SecurityStub implements JingleEncryptionMethod {
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private static class SecurityStub implements JingleEnvelopeManager {
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public static final String NAMESPACE = "urn:xmpp:security-stub";
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@Override
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@ -80,7 +80,7 @@ public class JetElementTest extends SmackTestSuite {
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}
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@Override
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public byte[] decryptJingleTransfer(FullJid sender, ExtensionElement encryptionElement) throws JingleEncryptionException, InterruptedException, XMPPException.XMPPErrorException, SmackException.NotConnectedException, SmackException.NoResponseException {
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public byte[] decryptJingleTransfer(FullJid sender, ExtensionElement envelope) throws JingleEncryptionException, InterruptedException, XMPPException.XMPPErrorException, SmackException.NotConnectedException, SmackException.NoResponseException {
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return new byte[0];
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}
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@ -90,7 +90,7 @@ public class JetElementTest extends SmackTestSuite {
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}
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@Override
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public String getNamespace() {
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public String getJingleEnvelopeNamespace() {
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return NAMESPACE;
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}
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}
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@ -298,7 +298,7 @@ public class JingleContent implements JingleTransportCallback, JingleSecurityCal
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.setName(name)
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.setCreator(creator)
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.setSenders(senders)
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.setDisposition(disposition);;
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.setDisposition(disposition);
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if (description != null) {
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builder.setDescription(description.getElement());
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@ -80,7 +80,7 @@ public class JetIntegrationTest extends AbstractOmemoIntegrationTest {
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jb = JetManager.getInstanceFor(conTwo);
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ia = JingleIBBTransportManager.getInstanceFor(conOne);
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ib = JingleIBBTransportManager.getInstanceFor(conTwo);
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JetManager.registerEncryptionMethodProvider(OmemoConstants.OMEMO_NAMESPACE_V_AXOLOTL, new OmemoVAxolotlProvider());
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JetManager.registerEnvelopeProvider(OmemoConstants.OMEMO_NAMESPACE_V_AXOLOTL, new OmemoVAxolotlProvider());
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}
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@SmackIntegrationTest
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@ -97,8 +97,8 @@ public class JetIntegrationTest extends AbstractOmemoIntegrationTest {
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unidirectionalTrust(oa, ob);
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unidirectionalTrust(ob, oa);
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ja.registerEncryptionMethod(oa);
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jb.registerEncryptionMethod(ob);
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ja.registerEnvelopeManager(oa);
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jb.registerEnvelopeManager(ob);
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File source = prepareNewTestFile("source");
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final File target = new File(tempDir, "target");
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@ -46,7 +46,7 @@ import org.jivesoftware.smackx.carbons.CarbonManager;
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import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
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import org.jivesoftware.smackx.eme.element.ExplicitMessageEncryptionElement;
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import org.jivesoftware.smackx.hints.element.StoreHint;
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import org.jivesoftware.smackx.jet.JingleEncryptionMethod;
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import org.jivesoftware.smackx.jet.JingleEnvelopeManager;
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import org.jivesoftware.smackx.mam.MamManager;
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import org.jivesoftware.smackx.muc.MultiUserChat;
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import org.jivesoftware.smackx.muc.MultiUserChatManager;
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@ -91,7 +91,7 @@ import org.jxmpp.stringprep.XmppStringprepException;
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* @author Paul Schaub
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*/
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public final class OmemoManager extends Manager implements JingleEncryptionMethod {
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public final class OmemoManager extends Manager implements JingleEnvelopeManager {
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private static final Logger LOGGER = Logger.getLogger(OmemoManager.class.getName());
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private static final WeakHashMap<XMPPConnection, WeakHashMap<Integer,OmemoManager>> INSTANCES = new WeakHashMap<>();
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@ -760,11 +760,15 @@ public final class OmemoManager extends Manager implements JingleEncryptionMetho
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return connection();
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}
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@Override
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public String getNamespace() {
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public static String getNamespace() {
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return OMEMO_NAMESPACE_V_AXOLOTL;
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}
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@Override
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public String getJingleEnvelopeNamespace() {
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return getNamespace();
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}
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/**
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* Return the OMEMO service object.
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*
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@ -870,13 +874,13 @@ public final class OmemoManager extends Manager implements JingleEncryptionMetho
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}
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@Override
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public byte[] decryptJingleTransfer(FullJid sender, ExtensionElement encryptionElement) throws JingleEncryptionException, InterruptedException, XMPPException.XMPPErrorException, SmackException.NotConnectedException, SmackException.NoResponseException {
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if (!encryptionElement.getNamespace().equals(OMEMO_NAMESPACE_V_AXOLOTL)
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|| !encryptionElement.getElementName().equals(OmemoElement.ENCRYPTED)) {
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public byte[] decryptJingleTransfer(FullJid sender, ExtensionElement envelope) throws JingleEncryptionException, InterruptedException, XMPPException.XMPPErrorException, SmackException.NotConnectedException, SmackException.NoResponseException {
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if (!envelope.getNamespace().equals(OMEMO_NAMESPACE_V_AXOLOTL)
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|| !envelope.getElementName().equals(OmemoElement.ENCRYPTED)) {
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throw new IllegalArgumentException("Passed ExtensionElement MUST be an OmemoElement!");
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}
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OmemoElement omemoElement = (OmemoElement) encryptionElement;
|
||||
OmemoElement omemoElement = (OmemoElement) envelope;
|
||||
Message pseudoMessage = new Message();
|
||||
pseudoMessage.setFrom(sender.asBareJid());
|
||||
pseudoMessage.addExtension(omemoElement);
|
||||
|
|
Loading…
Reference in a new issue