content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.camel.quarkus.support.bouncycastle;
  
  import java.lang.reflect.InvocationTargetException;
  import java.security.Provider;
  import java.security.Security;
  import java.util.List;
  
  import javax.crypto.Cipher;
  
  import io.quarkus.runtime.ShutdownContext;
  import io.quarkus.runtime.annotations.Recorder;
  import io.quarkus.security.runtime.SecurityProviderUtils;
  import org.jboss.logging.Logger;
  
  @Recorder
  public class BouncyCastleRecorder {
  
      private static final Logger LOG = Logger.getLogger(BouncyCastleRecorder.class);
  
      public void registerBouncyCastleProvider(List<String> cipherTransformations, ShutdownContext shutdownContext) {
          Provider provider = Security.getProvider(SecurityProviderUtils.BOUNCYCASTLE_PROVIDER_NAME);
          if (provider == null) {
              provider = Security.getProvider(SecurityProviderUtils.BOUNCYCASTLE_FIPS_PROVIDER_NAME);
          }
          if (provider == null) {
              // TODO: Fix BuildStep execution order so that this is not required
              // https://github.com/apache/camel-quarkus/issues/3472
              try {
                  provider = (Provider) Thread.currentThread().getContextClassLoader()
                          .loadClass(SecurityProviderUtils.BOUNCYCASTLE_PROVIDER_CLASS_NAME).getConstructor().newInstance();
                  Security.addProvider(provider);
              } catch (ClassNotFoundException | InvocationTargetException | InstantiationException | IllegalAccessException
                      | NoSuchMethodException e) {
                  try {
                      //try to load BCFIPS
                      provider = (Provider) Thread.currentThread().getContextClassLoader()
                              .loadClass(SecurityProviderUtils.BOUNCYCASTLE_FIPS_PROVIDER_CLASS_NAME).getConstructor()
                              .newInstance();
                      Security.addProvider(provider);
                  } catch (ClassNotFoundException | InvocationTargetException | InstantiationException | IllegalAccessException
                          | NoSuchMethodException e2) {
                      throw new RuntimeException("Neither BC nor BCFIPS provider can be registered. \nBC: " + e.getMessage()
                              + "\nBCFIPS " + e2.getMessage());
                  }
              }
          }
  
          // Make it explicit to the static analysis that below security services should be registered as they are reachable at runtime
          for (String cipherTransformation : cipherTransformations) {
              try {
                  LOG.debugf(
                          "Making it explicit to the static analysis that a Cipher with transformation %s could be used at runtime",
                          cipherTransformation);
                  Cipher.getInstance(cipherTransformation, provider);
              } catch (Exception e) {
                  // The cipher algorithm or padding is not present at runtime, a runtime error will be reported as usual
              }
          }
  
          shutdownContext.addShutdownTask(new Runnable() {
              @Override
              public void run() {
                  Security.removeProvider(SecurityProviderUtils.BOUNCYCASTLE_PROVIDER_NAME);
                  LOG.debug("Removed Bouncy Castle security provider");
              }
          });
      }
  }
  