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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jrt;
import com.yahoo.security.tls.MixedMode;
import com.yahoo.security.tls.TlsContext;
import com.yahoo.security.tls.TransportSecurityUtils;
import java.nio.channels.SocketChannel;
/**
* Component responsible for wrapping low-level sockets into
* appropriate CryptoSocket instances. This is the top-level interface
* used by code wanting to perform network io with appropriate
* encryption.
**/
public interface CryptoEngine extends AutoCloseable {
CryptoSocket createClientCryptoSocket(SocketChannel channel, Spec spec);
CryptoSocket createServerCryptoSocket(SocketChannel channel);
static CryptoEngine createDefault() {
if (!TransportSecurityUtils.isTransportSecurityEnabled()) {
return new NullCryptoEngine();
}
TlsContext tlsContext = TransportSecurityUtils.getSystemTlsContext().get();
TlsCryptoEngine tlsCryptoEngine = new TlsCryptoEngine(tlsContext);
MixedMode mixedMode = TransportSecurityUtils.getInsecureMixedMode();
switch (mixedMode) {
case DISABLED:
return tlsCryptoEngine;
case PLAINTEXT_CLIENT_MIXED_SERVER:
return new MaybeTlsCryptoEngine(tlsCryptoEngine, false);
case TLS_CLIENT_MIXED_SERVER:
return new MaybeTlsCryptoEngine(tlsCryptoEngine, true);
default:
throw new IllegalArgumentException(mixedMode.toString());
}
}
@Override
default void close() {
}
}
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