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.component.ftp.it;
  
  import java.io.File;
  import java.nio.file.Files;
  import java.nio.file.Path;
  import java.util.ArrayList;
  import java.util.Comparator;
  import java.util.List;
  import java.util.Map;
  import java.util.stream.Stream;
  
  import io.quarkus.test.common.QuarkusTestResourceLifecycleManager;
  import org.apache.camel.quarkus.test.AvailablePortFinder;
  import org.apache.camel.util.CollectionHelper;
  import org.apache.ftpserver.ConnectionConfigFactory;
  import org.apache.ftpserver.FtpServer;
  import org.apache.ftpserver.FtpServerFactory;
  import org.apache.ftpserver.filesystem.nativefs.NativeFileSystemFactory;
  import org.apache.ftpserver.ftplet.Authority;
  import org.apache.ftpserver.ftplet.UserManager;
  import org.apache.ftpserver.listener.ListenerFactory;
  import org.apache.ftpserver.usermanager.ClearTextPasswordEncryptor;
  import org.apache.ftpserver.usermanager.PropertiesUserManagerFactory;
  import org.apache.ftpserver.usermanager.impl.BaseUser;
  import org.apache.ftpserver.usermanager.impl.WritePermission;
  import org.apache.ftpserver.usermanager.impl.WriteRequest;
  import org.jboss.logging.Logger;
  
  public class FtpTestResource implements QuarkusTestResourceLifecycleManager {
      private static final Logger LOGGER = Logger.getLogger(FtpTestResource.class);
  
      private final String componentName;
      private FtpServer ftpServer;
      private Path ftpRoot;
      private Path usrFile;
  
      public FtpTestResource() {
          this("ftp");
      }
  
      public FtpTestResource(String componentName) {
          this.componentName = componentName;
      }
  
      @Override
      public Map<String, String> start() {
          try {
              final int port = AvailablePortFinder.getNextAvailable();
  
              ftpRoot = Files.createTempDirectory("ftp-");
              usrFile = Files.createTempFile("ftp-", ".properties");
  
              NativeFileSystemFactory fsf = new NativeFileSystemFactory();
              fsf.setCreateHome(true);
  
              PropertiesUserManagerFactory pumf = new PropertiesUserManagerFactory();
              pumf.setAdminName("admin");
              pumf.setPasswordEncryptor(new ClearTextPasswordEncryptor());
              pumf.setFile(usrFile.toFile());
  
              UserManager userMgr = pumf.createUserManager();
  
              BaseUser user = new BaseUser();
              user.setName("admin");
              user.setPassword("admin");
              user.setHomeDirectory(ftpRoot.toString());
  
              List<Authority> authorities = new ArrayList<>();
              WritePermission writePermission = new WritePermission();
              writePermission.authorize(new WriteRequest());
              authorities.add(writePermission);
              user.setAuthorities(authorities);
              userMgr.save(user);
  
              ListenerFactory factory = createListenerFactory(port);
  
              if (factory != null) {
                  FtpServerFactory serverFactory = new FtpServerFactory();
                  serverFactory.setUserManager(userMgr);
                  serverFactory.setFileSystem(fsf);
                  serverFactory.setConnectionConfig(new ConnectionConfigFactory().createConnectionConfig());
  
                  serverFactory.addListener("default", factory.createListener());
  
                  FtpServerFactory ftpServerFactory = serverFactory;
                  ftpServer = ftpServerFactory.createServer();
                  ftpServer.start();
              }
  
              return CollectionHelper.mapOf(
                      "camel." + componentName + ".test-port", Integer.toString(port),
                      "camel." + componentName + ".test-root-dir", ftpRoot.toString(),
                      "camel." + componentName + ".test-user-file", usrFile.toString());
          } catch (Exception e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void stop() {
          try {
              if (ftpServer != null) {
                  ftpServer.stop();
              }
          } catch (Exception e) {
              LOGGER.warn("Failed to stop FTP server due to {}", e);
          }
  
          try {
              if (ftpRoot != null) {
                  try (Stream<Path> files = Files.walk(ftpRoot)) {
                      files
                              .sorted(Comparator.reverseOrder())
                              .map(Path::toFile)
                              .forEach(File::delete);
                  }
              }
          } catch (Exception e) {
              LOGGER.warn("Failed delete ftp root: {}, {}", ftpRoot, e);
          }
  
          try {
              if (usrFile != null) {
                  Files.deleteIfExists(usrFile);
              }
          } catch (Exception e) {
              LOGGER.warn("Failed delete usr file: {}, {}", usrFile, e);
          }
  
          AvailablePortFinder.releaseReservedPorts();
      }
  
      protected ListenerFactory createListenerFactory(int port) {
          ListenerFactory factory = new ListenerFactory();
          factory.setPort(port);
          return factory;
      }
  }
  