Examples with PrivateKey im.actor.core.modules.encryption.entity.PrivateKey used on opensource projects

Example 1 with PrivateKey

use of im.actor.core.modules.encryption.entity.PrivateKey in project actor-platform by actorapp.

the class KeyManagerActor method onMainKeysReady.

private void onMainKeysReady() {
    Log.d(TAG, "Main Keys are ready");
    //
    // Generation required pre keys
    //
    int missingKeysCount = Math.max(0, Configuration.EPHEMERAL_KEYS_COUNT - ownKeys.getPreKeys().length);
    if (missingKeysCount > 0) {
        ownKeys = ownKeys.appendPreKeys(ManagedList.of(PrivateKey.GENERATOR, missingKeysCount).toArray(new PrivateKey[0]));
        encryptionKeysStorage.addOrUpdateItem(0, ownKeys.toByteArray());
    }
    //
    // Uploading own pre keys
    //
    final ManagedList<PrivateKey> pendingEphermalKeys = ManagedList.of(ownKeys.getPreKeys()).filter(PrivateKey.NOT_UPLOADED);
    if (pendingEphermalKeys.size() > 0) {
        ArrayList<ApiEncryptionKey> uploadingKeys = pendingEphermalKeys.map(PrivateKey.TO_API);
        ArrayList<ApiEncryptionKeySignature> uploadingSignatures = pendingEphermalKeys.map(PrivateKey.SIGN(ownKeys.getIdentityKey()));
        api(new RequestUploadPreKey(ownKeys.getKeyGroupId(), uploadingKeys, uploadingSignatures)).then(new Consumer<ResponseVoid>() {

            @Override
            public void apply(ResponseVoid responseVoid) {
                ownKeys = ownKeys.markAsUploaded(pendingEphermalKeys.toArray(new PrivateKey[pendingEphermalKeys.size()]));
                encryptionKeysStorage.addOrUpdateItem(0, ownKeys.toByteArray());
                onAllKeysReady();
            }
        }).failure(new Consumer<Exception>() {

            @Override
            public void apply(Exception e) {
                Log.w(TAG, "Ephemeral keys upload error");
                Log.e(TAG, e);
            // Ignore. This will freeze all encryption operations.
            }
        });
    } else {
        onAllKeysReady();
    }
}

Example 2 with PrivateKey

use of im.actor.core.modules.encryption.entity.PrivateKey in project actor-platform by actorapp.

the class KeyManagerActor method preStart.

@Override
public void preStart() {
    Log.d(TAG, "Starting KeyManager...");
    //
    // Initialization key storage
    //
    encryptionKeysStorage = Storage.createKeyValue("encryption_keys");
    //
    // Initialization own private keys
    //
    ownKeys = null;
    byte[] ownKeysStorage = encryptionKeysStorage.loadItem(0);
    if (ownKeysStorage != null) {
        try {
            ownKeys = new PrivateKeyStorage(ownKeysStorage);
            // If we need re-save key storage
            if (ownKeys.isWasRegenerated()) {
                encryptionKeysStorage.addOrUpdateItem(0, ownKeys.toByteArray());
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    if (ownKeys == null) {
        Curve25519KeyPair identityPrivate = Curve25519.keyGen(Crypto.randomBytes(64));
        Curve25519KeyPair key0 = Curve25519.keyGen(Crypto.randomBytes(64));
        ownKeys = new PrivateKeyStorage(0, new PrivateKey(RandomUtils.nextRid(), "curve25519", identityPrivate.getPrivateKey(), identityPrivate.getPublicKey()), new PrivateKey[] { new PrivateKey(RandomUtils.nextRid(), "curve25519", key0.getPrivateKey(), key0.getPublicKey()) }, new PrivateKey[0]);
        encryptionKeysStorage.addOrUpdateItem(0, ownKeys.toByteArray());
    }
    if (ownKeys.getKeyGroupId() == 0) {
        ApiEncryptionKey identityKey = ownKeys.getIdentityKey().toApiKey();
        ArrayList<ApiEncryptionKey> keys = ManagedList.of(ownKeys.getKeys()).map(PrivateKey.TO_API);
        ArrayList<ApiEncryptionKeySignature> signatures = ManagedList.of(ownKeys.getKeys()).map(PrivateKey.SIGN(ownKeys.getIdentityKey()));
        Log.d(TAG, "Creation of new key group");
        api(new RequestCreateNewKeyGroup(identityKey, Configuration.SUPPORTED, keys, signatures)).then(new Consumer<ResponseCreateNewKeyGroup>() {

            @Override
            public void apply(ResponseCreateNewKeyGroup response) {
                ownKeys = ownKeys.setGroupId(response.getKeyGroupId());
                encryptionKeysStorage.addOrUpdateItem(0, ownKeys.toByteArray());
                onMainKeysReady();
            }
        }).failure(new Consumer<Exception>() {

            @Override
            public void apply(Exception e) {
                Log.w(TAG, "Keys upload error");
                Log.e(TAG, e);
            // Just ignore
            }
        });
    } else {
        onMainKeysReady();
    }
}