| /* |
| * 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.kafka.tools; |
| |
| import com.fasterxml.jackson.core.JsonProcessingException; |
| import kafka.test.ClusterInstance; |
| import kafka.test.annotation.ClusterTest; |
| import kafka.test.junit.ClusterTestExtensions; |
| import org.apache.kafka.clients.admin.Admin; |
| import org.apache.kafka.clients.admin.AdminClientConfig; |
| import org.apache.kafka.clients.admin.NewTopic; |
| import org.apache.kafka.clients.producer.KafkaProducer; |
| import org.apache.kafka.clients.producer.ProducerConfig; |
| import org.apache.kafka.clients.producer.ProducerRecord; |
| import org.apache.kafka.common.TopicPartition; |
| import org.apache.kafka.common.serialization.StringSerializer; |
| import org.apache.kafka.server.common.AdminCommandFailedException; |
| import org.apache.kafka.server.common.AdminOperationException; |
| import org.junit.jupiter.api.Tag; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.extension.ExtendWith; |
| |
| import java.io.IOException; |
| import java.nio.file.NoSuchFileException; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Properties; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| @ExtendWith(value = ClusterTestExtensions.class) |
| @Tag("integration") |
| public class DeleteRecordsCommandTest { |
| |
| @ClusterTest |
| public void testCommand(ClusterInstance cluster) throws Exception { |
| Properties adminProps = new Properties(); |
| |
| adminProps.put(AdminClientConfig.RETRIES_CONFIG, 1); |
| |
| try (Admin admin = cluster.createAdminClient(adminProps)) { |
| assertThrows( |
| AdminCommandFailedException.class, |
| () -> DeleteRecordsCommand.execute(admin, "{\"partitions\":[" + |
| "{\"topic\":\"t\", \"partition\":0, \"offset\":1}," + |
| "{\"topic\":\"t\", \"partition\":0, \"offset\":1}]" + |
| "}", System.out), |
| "Offset json file contains duplicate topic partitions: t-0" |
| ); |
| |
| admin.createTopics(Collections.singleton(new NewTopic("t", 1, (short) 1))).all().get(); |
| |
| Properties props = new Properties(); |
| |
| props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, cluster.bootstrapServers()); |
| props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class); |
| props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, StringSerializer.class); |
| |
| try (KafkaProducer<?, String> producer = new KafkaProducer<>(props)) { |
| producer.send(new ProducerRecord<>("t", "1")).get(); |
| producer.send(new ProducerRecord<>("t", "2")).get(); |
| producer.send(new ProducerRecord<>("t", "3")).get(); |
| } |
| |
| executeAndAssertOutput( |
| "{\"partitions\":[{\"topic\":\"t\", \"partition\":0, \"offset\":1}]}", |
| "partition: t-0\tlow_watermark: 1", |
| admin |
| ); |
| |
| executeAndAssertOutput( |
| "{\"partitions\":[{\"topic\":\"t\", \"partition\":42, \"offset\":42}]}", |
| "partition: t-42\terror", |
| admin |
| ); |
| } |
| } |
| |
| private static void executeAndAssertOutput(String json, String expOut, Admin admin) { |
| String output = ToolsTestUtils.captureStandardOut(() -> { |
| try { |
| DeleteRecordsCommand.execute(admin, json, System.out); |
| } catch (JsonProcessingException e) { |
| throw new RuntimeException(e); |
| } |
| }); |
| assertTrue(output.contains(expOut)); |
| } |
| |
| /** |
| * Unit test of {@link DeleteRecordsCommand} tool. |
| */ |
| |
| @Test |
| public void testOffsetFileNotExists() { |
| assertThrows(IOException.class, () -> DeleteRecordsCommand.execute(new String[]{ |
| "--bootstrap-server", "localhost:9092", |
| "--offset-json-file", "/not/existing/file" |
| }, System.out)); |
| assertEquals(1, DeleteRecordsCommand.mainNoExit( |
| "--bootstrap-server", "localhost:9092", |
| "--offset-json-file", "/not/existing/file")); |
| } |
| |
| @Test |
| public void testCommandConfigNotExists() { |
| assertThrows(NoSuchFileException.class, () -> DeleteRecordsCommand.execute(new String[] { |
| "--bootstrap-server", "localhost:9092", |
| "--offset-json-file", "/not/existing/file", |
| "--command-config", "/another/not/existing/file" |
| }, System.out)); |
| assertEquals(1, DeleteRecordsCommand.mainNoExit( |
| "--bootstrap-server", "localhost:9092", |
| "--offset-json-file", "/not/existing/file", |
| "--command-config", "/another/not/existing/file")); |
| } |
| |
| @Test |
| public void testWrongVersion() { |
| assertCommandThrows(JsonProcessingException.class, "{\"version\":\"string\"}"); |
| assertCommandThrows(AdminOperationException.class, "{\"version\":2}"); |
| } |
| |
| @Test |
| public void testWrongPartitions() { |
| assertCommandThrows(AdminOperationException.class, "{\"version\":1}"); |
| assertCommandThrows(JsonProcessingException.class, "{\"partitions\":2}"); |
| assertCommandThrows(JsonProcessingException.class, "{\"partitions\":{}}"); |
| assertCommandThrows(JsonProcessingException.class, "{\"partitions\":[{}]}"); |
| assertCommandThrows(JsonProcessingException.class, "{\"partitions\":[{\"topic\":\"t\"}]}"); |
| assertCommandThrows(JsonProcessingException.class, "{\"partitions\":[{\"topic\":\"t\", \"partition\": \"\"}]}"); |
| assertCommandThrows(JsonProcessingException.class, "{\"partitions\":[{\"topic\":\"t\", \"partition\": 0}]}"); |
| assertCommandThrows(JsonProcessingException.class, "{\"partitions\":[{\"topic\":\"t\", \"offset\":0}]}"); |
| } |
| |
| @Test |
| public void testParse() throws Exception { |
| Map<TopicPartition, List<Long>> res = DeleteRecordsCommand.parseOffsetJsonStringWithoutDedup( |
| "{\"partitions\":[" + |
| "{\"topic\":\"t\", \"partition\":0, \"offset\":0}," + |
| "{\"topic\":\"t\", \"partition\":1, \"offset\":1, \"ignored\":\"field\"}," + |
| "{\"topic\":\"t\", \"partition\":0, \"offset\":2}," + |
| "{\"topic\":\"t\", \"partition\":0, \"offset\":0}" + |
| "]}" |
| ); |
| |
| assertEquals(2, res.size()); |
| assertEquals(Arrays.asList(0L, 2L, 0L), res.get(new TopicPartition("t", 0))); |
| assertEquals(Collections.singletonList(1L), res.get(new TopicPartition("t", 1))); |
| } |
| |
| /** |
| * Asserts that {@link DeleteRecordsCommand#parseOffsetJsonStringWithoutDedup(String)} throws {@link AdminOperationException}. |
| * @param jsonData Data to check. |
| */ |
| private static void assertCommandThrows(Class<? extends Exception> expectedException, String jsonData) { |
| assertThrows( |
| expectedException, |
| () -> DeleteRecordsCommand.parseOffsetJsonStringWithoutDedup(jsonData) |
| ); |
| } |
| } |