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.distributedlog;
  
  import org.junit.Assert;
  import org.junit.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * Test Cases for RollLogSegments.
   */
  public class TestTxnId extends TestDistributedLogBase {
      private static final Logger logger = LoggerFactory.getLogger(TestRollLogSegments.class);
  
      @Test
      public void testRecoveryAfterBookieCrash() throws Exception {
          String name = "txnid-after-crash";
          DistributedLogConfiguration conf = new DistributedLogConfiguration()
              .setEnsembleSize(5)
              .setWriteQuorumSize(5)
              .setAckQuorumSize(5)
              .setLogSegmentRollingIntervalMinutes(0)
              .setLogSegmentRollingConcurrency(-1)
              .setMaxLogSegmentBytes(400000);
  
          bkutil.addBookie();
          bkutil.addBookie();
  
          try (BKDistributedLogManager dlm = createNewDLM(conf, name);
               BKAsyncLogWriter writer = dlm.startAsyncLogSegmentNonPartitioned()) {
              writer.write(DLMTestUtil.getLogRecordInstance(1, 100000)).join();
              writer.write(DLMTestUtil.getLogRecordInstance(2, 100000)).join();
  
              bkutil.removeBookie();
              bkutil.removeBookie();
  
              try {
                  writer.write(DLMTestUtil.getLogRecordInstance(3, 100000)).join();
                  Assert.fail("Shouldn't have succeeded");
              } catch (Exception e) {
                  // expected
              }
  
              writer.write(DLMTestUtil.getLogRecordInstance(4, 100000)).join();
              Assert.fail("Shouldn't be able to write");
          } catch (Exception e) {
              // expected
          }
  
          bkutil.addBookie();
          bkutil.addBookie();
  
          try (BKDistributedLogManager dlm = createNewDLM(conf, name);
               BKAsyncLogWriter writer = dlm.startAsyncLogSegmentNonPartitioned()) {
              long firstTxid = dlm.getLastTxId() + 1;
              for (int i = 0; i < 20; i++) {
                  logger.info("Writing entry {}", i);
                  writer.write(DLMTestUtil.getLogRecordInstance(firstTxid + i, 100000)).join();
                  Thread.sleep(100);
              }
          }
      }
  }
  