X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=netconf%2Fnetconf-topology%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fnetconf%2Ftopology%2FAbstractNetconfTopology.java;h=cb96ffb405f1fffd302d5d955b8a5f6fd359f850;hb=33d6351332b51e2cfd454daf673c7663b03f096c;hp=5f7f3594dedc5df2ff7cf6bfdf246779b9da7676;hpb=db1f73a19df067d73ad72551e784a11ab837e34e;p=netconf.git
diff --git a/netconf/netconf-topology/src/main/java/org/opendaylight/netconf/topology/AbstractNetconfTopology.java b/netconf/netconf-topology/src/main/java/org/opendaylight/netconf/topology/AbstractNetconfTopology.java
index 5f7f3594de..cb96ffb405 100644
--- a/netconf/netconf-topology/src/main/java/org/opendaylight/netconf/topology/AbstractNetconfTopology.java
+++ b/netconf/netconf-topology/src/main/java/org/opendaylight/netconf/topology/AbstractNetconfTopology.java
@@ -5,50 +5,44 @@
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
-
package org.opendaylight.netconf.topology;
import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
import com.google.common.base.Strings;
import com.google.common.collect.Lists;
-import com.google.common.collect.Sets;
import com.google.common.util.concurrent.FutureCallback;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
-import io.netty.handler.ssl.SslHandler;
+import com.google.common.util.concurrent.Uninterruptibles;
import io.netty.util.concurrent.EventExecutor;
import java.io.File;
-import java.io.IOException;
import java.math.BigDecimal;
import java.net.InetSocketAddress;
import java.net.URL;
-import java.security.GeneralSecurityException;
-import java.security.KeyStore;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
-import java.util.Set;
-import javax.net.ssl.KeyManagerFactory;
-import javax.net.ssl.SSLContext;
-import javax.net.ssl.SSLEngine;
-import javax.net.ssl.TrustManagerFactory;
+import java.util.concurrent.TimeUnit;
import org.opendaylight.aaa.encrypt.AAAEncryptionService;
import org.opendaylight.controller.config.threadpool.ScheduledThreadPool;
import org.opendaylight.controller.config.threadpool.ThreadPool;
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.dom.api.DOMMountPointService;
import org.opendaylight.netconf.api.NetconfMessage;
import org.opendaylight.netconf.client.NetconfClientDispatcher;
import org.opendaylight.netconf.client.NetconfClientSessionListener;
-import org.opendaylight.netconf.client.SslHandlerFactory;
import org.opendaylight.netconf.client.conf.NetconfClientConfiguration;
import org.opendaylight.netconf.client.conf.NetconfReconnectingClientConfiguration;
import org.opendaylight.netconf.client.conf.NetconfReconnectingClientConfigurationBuilder;
+import org.opendaylight.netconf.nettyutil.ReconnectStrategyFactory;
+import org.opendaylight.netconf.nettyutil.TimedReconnectStrategyFactory;
import org.opendaylight.netconf.nettyutil.handler.ssh.authentication.AuthenticationHandler;
import org.opendaylight.netconf.nettyutil.handler.ssh.authentication.LoginPasswordHandler;
+import org.opendaylight.netconf.sal.connect.api.DeviceActionFactory;
import org.opendaylight.netconf.sal.connect.api.RemoteDevice;
import org.opendaylight.netconf.sal.connect.api.RemoteDeviceHandler;
import org.opendaylight.netconf.sal.connect.netconf.LibraryModulesSchemas;
@@ -65,17 +59,15 @@ import org.opendaylight.netconf.sal.connect.netconf.sal.KeepaliveSalFacade;
import org.opendaylight.netconf.sal.connect.netconf.sal.NetconfKeystoreAdapter;
import org.opendaylight.netconf.sal.connect.netconf.schema.YangLibrarySchemaYangSourceProvider;
import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
+import org.opendaylight.netconf.sal.connect.util.SslHandlerFactoryImpl;
import org.opendaylight.netconf.topology.api.NetconfTopology;
import org.opendaylight.netconf.topology.api.SchemaRepositoryProvider;
-import org.opendaylight.protocol.framework.ReconnectStrategy;
-import org.opendaylight.protocol.framework.ReconnectStrategyFactory;
-import org.opendaylight.protocol.framework.TimedReconnectStrategy;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Host;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.optional.rev190614.NetconfNodeAugmentedOptional;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.parameters.Protocol;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.parameters.Protocol.Name;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.parameters.protocol.Specification;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.parameters.protocol.specification.TlsCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.connection.status.available.capabilities.AvailableCapability.CapabilityOrigin;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.credentials.Credentials;
import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.netconf.node.credentials.credentials.KeyAuth;
@@ -143,13 +135,6 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
private static final SharedSchemaRepository DEFAULT_SCHEMA_REPOSITORY =
new SharedSchemaRepository(DEFAULT_SCHEMA_REPOSITORY_NAME);
- /**
- * The default FilesystemSchemaSourceCache
, which stores cached files in cache/schema
.
- */
- private static final FilesystemSchemaSourceCache DEFAULT_CACHE =
- new FilesystemSchemaSourceCache<>(DEFAULT_SCHEMA_REPOSITORY, YangTextSchemaSource.class,
- new File(QUALIFIED_DEFAULT_CACHE_DIRECTORY));
-
public static final InMemorySchemaSourceCache DEFAULT_AST_CACHE =
InMemorySchemaSourceCache.createSoftCache(DEFAULT_SCHEMA_REPOSITORY, ASTSchemaSource.class);
@@ -176,21 +161,45 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
new NetconfDevice.SchemaResourcesDTO(DEFAULT_SCHEMA_REPOSITORY, DEFAULT_SCHEMA_REPOSITORY,
DEFAULT_SCHEMA_CONTEXT_FACTORY,
new NetconfStateSchemasResolverImpl()));
- DEFAULT_SCHEMA_REPOSITORY.registerSchemaSourceListener(DEFAULT_CACHE);
DEFAULT_SCHEMA_REPOSITORY.registerSchemaSourceListener(DEFAULT_AST_CACHE);
DEFAULT_SCHEMA_REPOSITORY.registerSchemaSourceListener(
TextToASTTransformer.create(DEFAULT_SCHEMA_REPOSITORY, DEFAULT_SCHEMA_REPOSITORY));
+
+ /*
+ * Create the default FilesystemSchemaSourceCache
, which stores cached files
+ * in cache/schema
. Try up to 3 times - we've seen intermittent failures on jenkins where
+ * FilesystemSchemaSourceCache throws an IAE due to mkdirs failure. The theory is that there's a race
+ * creating the dir and it already exists when mkdirs is called (mkdirs returns false in this case). In this
+ * scenario, a retry should succeed.
+ */
+ int tries = 1;
+ while (true) {
+ try {
+ FilesystemSchemaSourceCache defaultCache =
+ new FilesystemSchemaSourceCache<>(DEFAULT_SCHEMA_REPOSITORY, YangTextSchemaSource.class,
+ new File(QUALIFIED_DEFAULT_CACHE_DIRECTORY));
+ DEFAULT_SCHEMA_REPOSITORY.registerSchemaSourceListener(defaultCache);
+ break;
+ } catch (IllegalArgumentException e) {
+ if (tries++ >= 3) {
+ LOG.error("Error creating default schema cache", e);
+ break;
+ }
+ Uninterruptibles.sleepUninterruptibly(100, TimeUnit.MILLISECONDS);
+ }
+ }
}
- protected final String topologyId;
private final NetconfClientDispatcher clientDispatcher;
private final EventExecutor eventExecutor;
+ private final DeviceActionFactory deviceActionFactory;
+ private final NetconfKeystoreAdapter keystoreAdapter;
protected final ScheduledThreadPool keepaliveExecutor;
- protected final ThreadPool processingExecutor;
+ protected final ListeningExecutorService processingExecutor;
protected final SharedSchemaRepository sharedSchemaRepository;
protected final DataBroker dataBroker;
protected final DOMMountPointService mountPointService;
- private final NetconfKeystoreAdapter keystoreAdapter;
+ protected final String topologyId;
protected SchemaSourceRegistry schemaRegistry = DEFAULT_SCHEMA_REPOSITORY;
protected SchemaRepository schemaRepository = DEFAULT_SCHEMA_REPOSITORY;
protected SchemaContextFactory schemaContextFactory = DEFAULT_SCHEMA_CONTEXT_FACTORY;
@@ -204,12 +213,14 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
final ThreadPool processingExecutor,
final SchemaRepositoryProvider schemaRepositoryProvider,
final DataBroker dataBroker, final DOMMountPointService mountPointService,
- final AAAEncryptionService encryptionService) {
+ final AAAEncryptionService encryptionService,
+ final DeviceActionFactory deviceActionFactory) {
this.topologyId = topologyId;
this.clientDispatcher = clientDispatcher;
this.eventExecutor = eventExecutor;
this.keepaliveExecutor = keepaliveExecutor;
- this.processingExecutor = processingExecutor;
+ this.processingExecutor = MoreExecutors.listeningDecorator(processingExecutor.getExecutor());
+ this.deviceActionFactory = deviceActionFactory;
this.sharedSchemaRepository = schemaRepositoryProvider.getSharedSchemaRepository();
this.dataBroker = dataBroker;
this.mountPointService = mountPointService;
@@ -249,13 +260,14 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
protected ListenableFuture setupConnection(final NodeId nodeId,
final Node configNode) {
- final NetconfNode netconfNode = configNode.getAugmentation(NetconfNode.class);
+ final NetconfNode netconfNode = configNode.augmentation(NetconfNode.class);
+ final NetconfNodeAugmentedOptional nodeOptional = configNode.augmentation(NetconfNodeAugmentedOptional.class);
Preconditions.checkNotNull(netconfNode.getHost());
Preconditions.checkNotNull(netconfNode.getPort());
Preconditions.checkNotNull(netconfNode.isTcpOnly());
- final NetconfConnectorDTO deviceCommunicatorDTO = createDeviceCommunicator(nodeId, netconfNode);
+ final NetconfConnectorDTO deviceCommunicatorDTO = createDeviceCommunicator(nodeId, netconfNode, nodeOptional);
final NetconfDeviceCommunicator deviceCommunicator = deviceCommunicatorDTO.getCommunicator();
final NetconfClientSessionListener netconfClientSessionListener = deviceCommunicatorDTO.getSessionListener();
final NetconfReconnectingClientConfiguration clientConfig =
@@ -268,12 +280,12 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
Futures.addCallback(future, new FutureCallback() {
@Override
public void onSuccess(final NetconfDeviceCapabilities result) {
- LOG.debug("Connector for : " + nodeId.getValue() + " started succesfully");
+ LOG.debug("Connector for {} started succesfully", nodeId.getValue());
}
@Override
public void onFailure(final Throwable throwable) {
- LOG.error("Connector for : " + nodeId.getValue() + " failed");
+ LOG.error("Connector for {} failed", nodeId.getValue(), throwable);
// remove this node from active connectors?
}
}, MoreExecutors.directExecutor());
@@ -281,8 +293,12 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
return future;
}
- protected NetconfConnectorDTO createDeviceCommunicator(final NodeId nodeId,
- final NetconfNode node) {
+ protected NetconfConnectorDTO createDeviceCommunicator(final NodeId nodeId, final NetconfNode node) {
+ return createDeviceCommunicator(nodeId, node, null);
+ }
+
+ protected NetconfConnectorDTO createDeviceCommunicator(final NodeId nodeId, final NetconfNode node,
+ final NetconfNodeAugmentedOptional nodeOptional) {
//setup default values since default value is not supported in mdsal
final long defaultRequestTimeoutMillis = node.getDefaultRequestTimeoutMillis() == null
? DEFAULT_REQUEST_TIMEOUT_MILLIS : node.getDefaultRequestTimeoutMillis();
@@ -302,7 +318,7 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
if (keepaliveDelay > 0) {
LOG.warn("Adding keepalive facade, for device {}", nodeId);
- salFacade = new KeepaliveSalFacade(remoteDeviceId, salFacade, keepaliveExecutor.getExecutor(),
+ salFacade = new KeepaliveSalFacade(remoteDeviceId, salFacade, this.keepaliveExecutor.getExecutor(),
keepaliveDelay, defaultRequestTimeoutMillis);
}
@@ -338,13 +354,19 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
if (node.isSchemaless()) {
device = new SchemalessNetconfDevice(remoteDeviceId, salFacade);
} else {
- device = new NetconfDeviceBuilder()
+ NetconfDeviceBuilder netconfDeviceBuilder = new NetconfDeviceBuilder()
.setReconnectOnSchemasChange(reconnectOnChangedSchema)
.setSchemaResourcesDTO(schemaResourcesDTO)
- .setGlobalProcessingExecutor(processingExecutor.getExecutor())
+ .setGlobalProcessingExecutor(this.processingExecutor)
.setId(remoteDeviceId)
.setSalFacade(salFacade)
- .build();
+ .setNode(node)
+ .setEventExecutor(eventExecutor)
+ .setNodeOptional(nodeOptional);
+ if (this.deviceActionFactory != null) {
+ netconfDeviceBuilder.setDeviceActionFactory(this.deviceActionFactory);
+ }
+ device = netconfDeviceBuilder.build();
}
final Optional userCapabilities = getUserCapabilities(node);
@@ -355,9 +377,15 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
LOG.info("Concurrent rpc limit is smaller than 1, no limit will be enforced for device {}", remoteDeviceId);
}
- return new NetconfConnectorDTO(userCapabilities.isPresent()
- ? new NetconfDeviceCommunicator(remoteDeviceId, device, userCapabilities.get(), rpcMessageLimit)
- : new NetconfDeviceCommunicator(remoteDeviceId, device, rpcMessageLimit), salFacade);
+ NetconfDeviceCommunicator netconfDeviceCommunicator =
+ userCapabilities.isPresent() ? new NetconfDeviceCommunicator(remoteDeviceId, device,
+ userCapabilities.get(), rpcMessageLimit)
+ : new NetconfDeviceCommunicator(remoteDeviceId, device, rpcMessageLimit);
+
+ if (salFacade instanceof KeepaliveSalFacade) {
+ ((KeepaliveSalFacade)salFacade).setListener(netconfDeviceCommunicator);
+ }
+ return new NetconfConnectorDTO(netconfDeviceCommunicator, salFacade);
}
protected NetconfDevice.SchemaResourcesDTO setupSchemaCacheDTO(final NodeId nodeId, final NetconfNode node) {
@@ -465,31 +493,34 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
final ReconnectStrategyFactory sf = new TimedReconnectStrategyFactory(eventExecutor,
maxConnectionAttempts, betweenAttemptsTimeoutMillis, sleepFactor);
- final ReconnectStrategy strategy = sf.createReconnectStrategy();
-
- final NetconfReconnectingClientConfigurationBuilder reconnectingClientConfigurationBuilder =
- NetconfReconnectingClientConfigurationBuilder.create();
- if (node.isTcpOnly() || node.getProtocol() == null || node.getProtocol().getName() == Name.SSH) {
- final AuthenticationHandler authHandler = getHandlerFromCredentials(node.getCredentials());
- reconnectingClientConfigurationBuilder
- .withAuthHandler(authHandler)
- .withProtocol(node.isTcpOnly() ? NetconfClientConfiguration.NetconfClientProtocol.TCP :
- NetconfClientConfiguration.NetconfClientProtocol.SSH);
- } else if (node.getProtocol().getName() == Name.TLS) {
- final SslHandlerFactory sslHandlerFactory = new SslHandlerFactoryImpl(keystoreAdapter,
- node.getProtocol().getSpecification());
- reconnectingClientConfigurationBuilder
- .withSslHandlerFactory(sslHandlerFactory)
+ final NetconfReconnectingClientConfigurationBuilder reconnectingClientConfigurationBuilder;
+ final Protocol protocol = node.getProtocol();
+ if (node.isTcpOnly()) {
+ reconnectingClientConfigurationBuilder = NetconfReconnectingClientConfigurationBuilder.create()
+ .withProtocol(NetconfClientConfiguration.NetconfClientProtocol.TCP)
+ .withAuthHandler(getHandlerFromCredentials(node.getCredentials()));
+ } else if (protocol == null || protocol.getName() == Name.SSH) {
+ reconnectingClientConfigurationBuilder = NetconfReconnectingClientConfigurationBuilder.create()
+ .withProtocol(NetconfClientConfiguration.NetconfClientProtocol.SSH)
+ .withAuthHandler(getHandlerFromCredentials(node.getCredentials()));
+ } else if (protocol.getName() == Name.TLS) {
+ reconnectingClientConfigurationBuilder = NetconfReconnectingClientConfigurationBuilder.create()
+ .withSslHandlerFactory(new SslHandlerFactoryImpl(keystoreAdapter, protocol.getSpecification()))
.withProtocol(NetconfClientConfiguration.NetconfClientProtocol.TLS);
} else {
- throw new IllegalStateException("Unsupported protocol type: " + node.getProtocol().getName().getClass());
+ throw new IllegalStateException("Unsupported protocol type: " + protocol.getName());
+ }
+
+ if (node.getOdlHelloMessageCapabilities() != null) {
+ reconnectingClientConfigurationBuilder
+ .withOdlHelloCapabilities(node.getOdlHelloMessageCapabilities().getCapability());
}
return reconnectingClientConfigurationBuilder
.withAddress(socketAddress)
.withConnectionTimeoutMillis(clientConnectionTimeoutMillis)
- .withReconnectStrategy(strategy)
+ .withReconnectStrategy(sf.createReconnectStrategy())
.withConnectStrategyFactory(sf)
.withSessionListener(listener)
.build();
@@ -524,18 +555,18 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
protected abstract RemoteDeviceHandler createSalFacade(RemoteDeviceId id);
- private InetSocketAddress getSocketAddress(final Host host, final int port) {
+ private static InetSocketAddress getSocketAddress(final Host host, final int port) {
if (host.getDomainName() != null) {
return new InetSocketAddress(host.getDomainName().getValue(), port);
- } else {
- final IpAddress ipAddress = host.getIpAddress();
- final String ip = ipAddress.getIpv4Address() != null
- ? ipAddress.getIpv4Address().getValue() : ipAddress.getIpv6Address().getValue();
- return new InetSocketAddress(ip, port);
}
+
+ final IpAddress ipAddress = host.getIpAddress();
+ final String ip = ipAddress.getIpv4Address() != null ? ipAddress.getIpv4Address().getValue()
+ : ipAddress.getIpv6Address().getValue();
+ return new InetSocketAddress(ip, port);
}
- private Optional getUserCapabilities(final NetconfNode node) {
+ private static Optional getUserCapabilities(final NetconfNode node) {
// if none of yang-module-capabilities or non-module-capabilities is specified
// just return absent
if (node.getYangModuleCapabilities() == null && node.getNonModuleCapabilities() == null) {
@@ -566,32 +597,6 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
.fromStrings(capabilities, CapabilityOrigin.UserDefined), overrideYangModuleCaps, overrideNonModuleCaps));
}
- private static final class TimedReconnectStrategyFactory implements ReconnectStrategyFactory {
- private final Long connectionAttempts;
- private final EventExecutor executor;
- private final double sleepFactor;
- private final int minSleep;
-
- TimedReconnectStrategyFactory(final EventExecutor executor, final Long maxConnectionAttempts,
- final int minSleep, final BigDecimal sleepFactor) {
- if (maxConnectionAttempts != null && maxConnectionAttempts > 0) {
- connectionAttempts = maxConnectionAttempts;
- } else {
- connectionAttempts = null;
- }
-
- this.sleepFactor = sleepFactor.doubleValue();
- this.executor = executor;
- this.minSleep = minSleep;
- }
-
- @Override
- public ReconnectStrategy createReconnectStrategy() {
- return new TimedReconnectStrategy(executor, minSleep,
- minSleep, sleepFactor, null /*maxSleep*/, connectionAttempts, null /*deadline*/);
- }
- }
-
protected static class NetconfConnectorDTO implements AutoCloseable {
private final NetconfDeviceCommunicator communicator;
@@ -621,50 +626,4 @@ public abstract class AbstractNetconfTopology implements NetconfTopology {
facade.close();
}
}
-
- private static final class SslHandlerFactoryImpl implements SslHandlerFactory {
- private final NetconfKeystoreAdapter keystoreAdapter;
- private final Optional specOptional;
-
- SslHandlerFactoryImpl(final NetconfKeystoreAdapter keystoreAdapter, final Specification specification) {
- this.keystoreAdapter = keystoreAdapter;
- this.specOptional = Optional.fromNullable(specification);
- }
-
- @Override
- public SslHandler createSslHandler() {
- try {
- final KeyStore keyStore = keystoreAdapter.getJavaKeyStore();
-
- final KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
- kmf.init(keyStore, "".toCharArray());
-
- final TrustManagerFactory tmf =
- TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
- tmf.init(keyStore);
-
- final SSLContext sslCtx = SSLContext.getInstance("TLS");
- sslCtx.init(kmf.getKeyManagers(), tmf.getTrustManagers(), null);
- final SSLEngine engine = sslCtx.createSSLEngine();
- engine.setUseClientMode(true);
-
- final Set protocols = Sets.newHashSet(engine.getSupportedProtocols());
- if (specOptional.isPresent()) {
- final Specification specification = specOptional.get();
- if (!(specification instanceof TlsCase)) {
- throw new IllegalArgumentException("Cannot get TLS specification from: " + specification);
- }
- protocols.removeAll(((TlsCase)specification).getTls().getExcludedVersions());
- }
-
- engine.setEnabledProtocols(protocols.toArray(new String[0]));
- engine.setEnabledCipherSuites(engine.getSupportedCipherSuites());
- engine.setEnableSessionCreation(true);
-
- return new SslHandler(engine);
- } catch (GeneralSecurityException | IOException exc) {
- throw new IllegalStateException(exc);
- }
- }
- }
}