Mercury-IM/domain/src/main/java/org/jivesoftware/smackx/ikey_ox/OxIkeyManager.java

96 lines
4.9 KiB
Java

package org.jivesoftware.smackx.ikey_ox;
import org.bouncycastle.openpgp.PGPException;
import org.bouncycastle.openpgp.PGPSecretKeyRing;
import org.jivesoftware.smack.Manager;
import org.jivesoftware.smack.SmackException;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smackx.ikey.IkeyManager;
import org.jivesoftware.smackx.ikey.element.IkeyElement;
import org.jivesoftware.smackx.ikey.element.SubordinateElement;
import org.jivesoftware.smackx.ikey.element.SubordinateListElement;
import org.jivesoftware.smackx.ikey.element.SuperordinateElement;
import org.jivesoftware.smackx.ikey.mechanism.IkeySignatureCreationMechanism;
import org.jivesoftware.smackx.ox.OpenPgpSecretKeyBackupPassphrase;
import org.jivesoftware.smackx.ox.element.SecretkeyElement;
import org.jivesoftware.smackx.ox.util.OpenPgpPubSubUtil;
import org.jivesoftware.smackx.ox.util.SecretKeyBackupHelper;
import org.jivesoftware.smackx.pep.PepManager;
import org.jivesoftware.smackx.pubsub.PubSubException;
import org.mercury_im.messenger.core.crypto.OpenPgpSecretKeyBackupPassphraseGenerator;
import org.mercury_im.messenger.core.crypto.SecureRandomSecretKeyBackupPassphraseGenerator;
import org.pgpainless.key.protection.SecretKeyRingProtector;
import java.io.IOException;
import java.util.Arrays;
import java.util.Date;
import java.util.Map;
import java.util.WeakHashMap;
import static org.jivesoftware.smackx.ikey.util.IkeyConstants.SUPERORDINATE_NODE;
public final class OxIkeyManager extends Manager {
private static final Map<XMPPConnection, OxIkeyManager> INSTANCES = new WeakHashMap<>();
private final IkeyManager ikeyManager;
private OxIkeyManager(XMPPConnection connection) {
super(connection);
this.ikeyManager = IkeyManager.getInstanceFor(connection);
}
public static OxIkeyManager getInstanceFor(XMPPConnection connection) {
OxIkeyManager manager = INSTANCES.get(connection);
if (manager == null) {
manager = new OxIkeyManager(connection);
INSTANCES.put(connection, manager);
}
return manager;
}
public SecretkeyElement fetchSecretIdentityKey()
throws InterruptedException, PubSubException.NotALeafNodeException,
XMPPException.XMPPErrorException, SmackException.NotConnectedException,
SmackException.NoResponseException {
return OpenPgpPubSubUtil.fetchSecretKey(PepManager.getInstanceFor(connection()), SUPERORDINATE_NODE);
}
public OpenPgpSecretKeyBackupPassphrase depositSecretIdentityKey(PGPSecretKeyRing secretKey)
throws PGPException, InterruptedException, SmackException.NoResponseException,
SmackException.NotConnectedException, SmackException.FeatureNotSupportedException,
XMPPException.XMPPErrorException, PubSubException.NotALeafNodeException, IOException {
OpenPgpSecretKeyBackupPassphraseGenerator passphraseGenerator = new SecureRandomSecretKeyBackupPassphraseGenerator();
OpenPgpSecretKeyBackupPassphrase passphrase = passphraseGenerator.generateBackupPassphrase();
depositSecretIdentityKey(secretKey, passphrase);
return passphrase;
}
public void depositSecretIdentityKey(PGPSecretKeyRing secretKey, OpenPgpSecretKeyBackupPassphrase passphrase)
throws InterruptedException, SmackException.NoResponseException,
SmackException.NotConnectedException, SmackException.FeatureNotSupportedException,
XMPPException.XMPPErrorException, PubSubException.NotALeafNodeException, IOException, PGPException {
SecretkeyElement secretkeyElement = SecretKeyBackupHelper.createSecretkeyElement(secretKey.getEncoded(), passphrase);
OpenPgpPubSubUtil.depositSecretKey(connection(), secretkeyElement, SUPERORDINATE_NODE);
}
public IkeyElement createOxIkeyElement(PGPSecretKeyRing secretKeys,
SecretKeyRingProtector keyRingProtector,
SubordinateElement... subordinateElements) throws IOException {
IkeySignatureCreationMechanism mechanism = new OxIkeySignatureCreationMechanism(secretKeys, keyRingProtector);
SuperordinateElement superordinateElement = new SuperordinateElement(secretKeys.getPublicKey().getEncoded());
SubordinateListElement subordinateListElement = new SubordinateListElement(connection().getUser().asEntityBareJid(),
new Date(), Arrays.asList(subordinateElements));
return ikeyManager.createIkeyElement(mechanism, superordinateElement, subordinateListElement);
}
public boolean deleteSecretIdentityKeyNode()
throws XMPPException.XMPPErrorException, SmackException.NotConnectedException,
InterruptedException, SmackException.NoResponseException {
return OpenPgpPubSubUtil.deleteSecretKeyNode(PepManager.getInstanceFor(connection()), SUPERORDINATE_NODE);
}
}