/** * 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.pulsar.broker.service.persistent; import static org.testng.Assert.assertEquals; import static org.testng.Assert.assertTrue; import java.util.List; import org.apache.bookkeeper.mledger.Entry; import org.apache.bookkeeper.mledger.ManagedCursor; import org.apache.bookkeeper.mledger.ManagedLedger; import org.apache.pulsar.broker.service.BrokerTestBase; import org.apache.pulsar.client.api.Producer; import org.apache.pulsar.client.api.RawMessage; import org.apache.pulsar.client.api.RawReader; import org.apache.pulsar.common.protocol.Commands; import org.testng.annotations.AfterClass; import org.testng.annotations.BeforeClass; import org.testng.annotations.Test; import com.scurrilous.circe.checksum.Crc32cIntChecksum; import io.netty.buffer.ByteBuf; /** */ public class ChecksumTest extends BrokerTestBase { @BeforeClass @Override protected void setup() throws Exception { super.baseSetup(); } @AfterClass @Override protected void cleanup() throws Exception { super.internalCleanup(); } @Test public void verifyChecksumStoredInManagedLedger() throws Exception { final String topicName = "persistent://prop/use/ns-abc/topic0"; Producer<byte[]> producer = pulsarClient.newProducer().topic(topicName).create(); PersistentTopic topic = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topicName).get(); ManagedLedger ledger = topic.getManagedLedger(); ManagedCursor cursor = ledger.openCursor("test"); producer.send("Hello".getBytes()); List<Entry> entries = cursor.readEntriesOrWait(1); assertEquals(entries.size(), 1); ByteBuf b = entries.get(0).getDataBuffer(); assertTrue(Commands.hasChecksum(b)); int parsedChecksum = Commands.readChecksum(b); int computedChecksum = Crc32cIntChecksum.computeChecksum(b); assertEquals(parsedChecksum, computedChecksum); entries.get(0).release(); producer.close(); } @Test public void verifyChecksumSentToConsumer() throws Exception { final String topicName = "persistent://prop/use/ns-abc/topic-1"; Producer<byte[]> producer = pulsarClient.newProducer().topic(topicName).create(); RawReader reader = RawReader.create(pulsarClient, topicName, "sub").get(); producer.send("Hello".getBytes()); RawMessage msg = reader.readNextAsync().get(); ByteBuf b = msg.getHeadersAndPayload(); assertTrue(Commands.hasChecksum(b)); int parsedChecksum = Commands.readChecksum(b); int computedChecksum = Crc32cIntChecksum.computeChecksum(b); assertEquals(parsedChecksum, computedChecksum); producer.close(); reader.closeAsync().get(); } }