netconf/callhome-provider/src/main/java/org/opendaylight/netconf/callhome/mount/tls/SslHandlerFactoryAdapter.java

   1 /*
   2  * Copyright (c) 2020 Pantheon Technologies, s.r.o. and others. All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.netconf.callhome.mount.tls;
   9
  10 import io.netty.handler.ssl.SslHandler;
  11 import java.util.Set;
  12 import org.opendaylight.mdsal.binding.api.DataBroker;
  13 import org.opendaylight.netconf.callhome.protocol.tls.TlsAllowedDevicesMonitor;
  14 import org.opendaylight.netconf.client.SslHandlerFactory;
  15 import org.opendaylight.netconf.sal.connect.netconf.sal.NetconfKeystoreAdapter;
  16 import org.opendaylight.netconf.sal.connect.util.SslHandlerFactoryImpl;
  17 import org.slf4j.Logger;
  18 import org.slf4j.LoggerFactory;
  19
  20 public class SslHandlerFactoryAdapter implements SslHandlerFactory {
  21     private static final Logger LOG = LoggerFactory.getLogger(SslHandlerFactoryAdapter.class);
  22
  23     private final TlsAllowedDevicesMonitor allowedDevicesMonitor;
  24     private final SslHandlerFactory sslHandlerFactory;
  25
  26     public SslHandlerFactoryAdapter(final DataBroker dataBroker, final TlsAllowedDevicesMonitor allowedDevicesMonitor) {
  27         final NetconfKeystoreAdapter keystoreAdapter = new NetconfKeystoreAdapter(dataBroker);
  28         this.sslHandlerFactory = new SslHandlerFactoryImpl(keystoreAdapter);
  29         this.allowedDevicesMonitor = allowedDevicesMonitor;
  30     }
  31
  32     @Override
  33     public SslHandler createSslHandler() {
  34         return createSslHandlerFilteredByKeys();
  35     }
  36
  37     @Override
  38     public SslHandler createSslHandler(final Set<String> allowedKeys) {
  39         return createSslHandlerFilteredByKeys();
  40     }
  41
  42     private SslHandler createSslHandlerFilteredByKeys() {
  43         if (allowedDevicesMonitor.findAllowedKeys().isEmpty()) {
  44             LOG.error("No associated keys for TLS authentication were found");
  45             throw new IllegalStateException("No associated keys for TLS authentication were found");
  46         }
  47         return sslHandlerFactory.createSslHandler(allowedDevicesMonitor.findAllowedKeys());
  48     }
  49 }