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.test.support.mongodb;
  
  import java.nio.charset.StandardCharsets;
  import java.util.HashMap;
  import java.util.Map;
  
  import com.mongodb.client.MongoClient;
  import com.mongodb.client.MongoClients;
  import com.mongodb.client.MongoDatabase;
  import com.mongodb.client.model.CreateCollectionOptions;
  import io.quarkus.test.common.QuarkusTestResourceLifecycleManager;
  import org.apache.commons.io.IOUtils;
  import org.eclipse.microprofile.config.ConfigProvider;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.testcontainers.containers.Container;
  import org.testcontainers.containers.GenericContainer;
  import org.testcontainers.containers.Network;
  import org.testcontainers.containers.wait.strategy.Wait;
  
  import static org.apache.camel.quarkus.test.support.mongodb.MongoDbTestSupportUtils.getMongoScriptExecutable;
  
  public class MongoDbTestResource implements QuarkusTestResourceLifecycleManager {
      private static final Logger LOGGER = LoggerFactory.getLogger(MongoDbTestResource.class);
  
      private static final int MONGODB_PORT = 27017;
      private static final String MONGO_IMAGE = ConfigProvider.getConfig().getValue("mongodb.container.image", String.class);
      private static final String PRIVATE_HOST = "mongodb_private";
  
      private GenericContainer container;
  
      @Override
      public Map<String, String> start() {
          try {
              container = new GenericContainer(MONGO_IMAGE)
                      .withExposedPorts(MONGODB_PORT)
                      .withCommand("--replSet", "my-mongo-set")
                      .withNetwork(Network.newNetwork())
                      .withNetworkAliases(PRIVATE_HOST)
                      .waitingFor(Wait.forListeningPort());
  
              container.start();
  
              execScriptInContainer("initMongodb.txt");
  
              setUpDb();
  
              String host = container.getHost() + ":" + container.getMappedPort(MONGODB_PORT).toString();
  
              Map<String, String> config = new HashMap<>();
              config.put("quarkus.mongodb.hosts", host);
              config.put("quarkus.mongodb." + MongoDbConstants.NAMED_MONGO_CLIENT_NAME + ".connection-string",
                      "mongodb://" + host);
              return config;
          } catch (Exception e) {
              throw new RuntimeException(e);
          }
      }
  
      void setUpDb() {
          final String mongoUrl = "mongodb://" + container.getHost() + ":"
                  + container.getMappedPort(MONGODB_PORT).toString();
  
          MongoClient mongoClient = null;
          try {
              mongoClient = MongoClients.create(mongoUrl);
  
              MongoDatabase db = mongoClient.getDatabase("test");
              db.createCollection(MongoDbConstants.COLLECTION_TAILING,
                      new CreateCollectionOptions().capped(true).sizeInBytes(1000000000)
                              .maxDocuments(MongoDbConstants.CAP_NUMBER));
              db.createCollection(MongoDbConstants.COLLECTION_PERSISTENT_TAILING,
                      new CreateCollectionOptions().capped(true).sizeInBytes(1000000000)
                              .maxDocuments(MongoDbConstants.CAP_NUMBER));
              db.createCollection(MongoDbConstants.COLLECTION_STREAM_CHANGES);
  
          } finally {
              if (mongoClient != null) {
                  mongoClient.close();
              }
          }
      }
  
      private void execScriptInContainer(String script) throws Exception {
          String cmd = IOUtils.toString(getClass().getResource("/" + script), StandardCharsets.UTF_8);
          String[] cmds = cmd.split("\\n\\n");
  
          for (int i = 0; i < cmds.length; i++) {
              Container.ExecResult er = container.execInContainer(getMongoScriptExecutable(MONGO_IMAGE), "--eval", cmds[i]);
              if (er.getExitCode() != 0) {
                  throw new IllegalStateException("Exec exit code " + er.getExitCode() + ". " + er.getStderr());
              }
          }
      }
  
      @Override
      public void stop() {
          try {
              if (container != null) {
                  container.stop();
              }
          } catch (Exception e) {
              // ignored
          }
      }
  }
  