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Support embedded alluxio cache in hive
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194
plugin/trino-hive/src/test/java/io/trino/plugin/hive/TestHiveAlluxioCacheFileOperations.java
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| /* | ||
| * Licensed 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 io.trino.plugin.hive; | ||
|
|
||
| import com.google.common.collect.HashMultiset; | ||
| import com.google.common.collect.ImmutableMap; | ||
| import com.google.common.collect.ImmutableMultiset; | ||
| import com.google.common.collect.Multiset; | ||
| import com.google.common.io.Closer; | ||
| import io.opentelemetry.api.common.Attributes; | ||
| import io.trino.filesystem.manager.FileSystemConfig; | ||
| import io.trino.testing.AbstractTestQueryFramework; | ||
| import io.trino.testing.DistributedQueryRunner; | ||
| import org.intellij.lang.annotations.Language; | ||
| import org.junit.jupiter.api.AfterAll; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.api.parallel.Execution; | ||
| import org.junit.jupiter.api.parallel.ExecutionMode; | ||
|
|
||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
| import java.util.Map; | ||
| import java.util.regex.Matcher; | ||
| import java.util.regex.Pattern; | ||
|
|
||
| import static com.google.common.io.MoreFiles.deleteRecursively; | ||
| import static com.google.common.io.RecursiveDeleteOption.ALLOW_INSECURE; | ||
| import static io.trino.filesystem.tracing.CacheSystemAttributes.CACHE_FILE_LOCATION; | ||
| import static io.trino.filesystem.tracing.CacheSystemAttributes.CACHE_FILE_READ_POSITION; | ||
| import static io.trino.filesystem.tracing.CacheSystemAttributes.CACHE_FILE_READ_SIZE; | ||
| import static io.trino.filesystem.tracing.CacheSystemAttributes.CACHE_FILE_WRITE_POSITION; | ||
| import static io.trino.filesystem.tracing.CacheSystemAttributes.CACHE_FILE_WRITE_SIZE; | ||
| import static io.trino.plugin.hive.HiveQueryRunner.HIVE_CATALOG; | ||
| import static io.trino.testing.MultisetAssertions.assertMultisetsEqual; | ||
| import static java.util.Objects.requireNonNull; | ||
| import static java.util.stream.Collectors.toCollection; | ||
|
|
||
| @Execution(ExecutionMode.SAME_THREAD) | ||
| public class TestHiveAlluxioCacheFileOperations | ||
| extends AbstractTestQueryFramework | ||
| { | ||
| private final Closer closer = Closer.create(); | ||
|
|
||
| @Override | ||
| protected DistributedQueryRunner createQueryRunner() | ||
| throws Exception | ||
| { | ||
| Path cacheDirectory = Files.createTempDirectory("cache"); | ||
| closer.register(() -> deleteRecursively(cacheDirectory, ALLOW_INSECURE)); | ||
| Path metastoreDirectory = Files.createTempDirectory(HIVE_CATALOG); | ||
| closer.register(() -> deleteRecursively(metastoreDirectory, ALLOW_INSECURE)); | ||
|
|
||
| Map<String, String> hiveProperties = ImmutableMap.<String, String>builder() | ||
| .put("fs.cache", FileSystemConfig.CacheType.ALLUXIO.name()) | ||
| .put("fs.cache.directories", cacheDirectory.toAbsolutePath().toString()) | ||
| .put("fs.cache.max-sizes", "100MB") | ||
| .put("hive.metastore", "file") | ||
| .put("hive.metastore.catalog.dir", metastoreDirectory.toUri().toString()) | ||
| .buildOrThrow(); | ||
|
|
||
| return HiveQueryRunner.builder() | ||
| .setCoordinatorProperties(ImmutableMap.of("node-scheduler.include-coordinator", "false")) | ||
| .setHiveProperties(hiveProperties) | ||
| .setNodeCount(2) | ||
| .build(); | ||
| } | ||
|
|
||
| @AfterAll | ||
| public void destroy() | ||
| throws Exception | ||
| { | ||
| closer.close(); | ||
| } | ||
|
|
||
| @Test | ||
| public void testCacheFileOperations() | ||
| { | ||
| assertUpdate("DROP TABLE IF EXISTS test_cache_file_operations"); | ||
| assertUpdate("CREATE TABLE test_cache_file_operations(data varchar, key varchar) WITH (partitioned_by=ARRAY['key'], format='parquet')"); | ||
| assertUpdate("INSERT INTO test_cache_file_operations VALUES ('1-abc', 'p1')", 1); | ||
| assertUpdate("INSERT INTO test_cache_file_operations VALUES ('2-xyz', 'p2')", 1); | ||
| assertFileSystemAccesses( | ||
| "SELECT * FROM test_cache_file_operations", | ||
| ImmutableMultiset.<CacheOperation>builder() | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p1/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p2/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readExternal", "key=p1/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readExternal", "key=p2/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.writeCache", "key=p1/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.writeCache", "key=p2/", 0, 279)) | ||
| .build()); | ||
| assertFileSystemAccesses( | ||
| "SELECT * FROM test_cache_file_operations", | ||
| ImmutableMultiset.<CacheOperation>builder() | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p1/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p2/", 0, 279)) | ||
| .build()); | ||
| assertUpdate("INSERT INTO test_cache_file_operations VALUES ('3-xyz', 'p3')", 1); | ||
| assertUpdate("INSERT INTO test_cache_file_operations VALUES ('4-xyz', 'p4')", 1); | ||
| assertUpdate("INSERT INTO test_cache_file_operations VALUES ('5-xyz', 'p5')", 1); | ||
| assertFileSystemAccesses( | ||
| "SELECT * FROM test_cache_file_operations", | ||
| ImmutableMultiset.<CacheOperation>builder() | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p1/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p2/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p3/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p4/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p5/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readExternal", "key=p3/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readExternal", "key=p4/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readExternal", "key=p5/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.writeCache", "key=p3/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.writeCache", "key=p4/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.writeCache", "key=p5/", 0, 279)) | ||
| .build()); | ||
| assertFileSystemAccesses( | ||
| "SELECT * FROM test_cache_file_operations", | ||
| ImmutableMultiset.<CacheOperation>builder() | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p1/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p2/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p3/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p4/", 0, 279)) | ||
| .add(new CacheOperation("Alluxio.readCached", "key=p5/", 0, 279)) | ||
| .build()); | ||
| } | ||
|
|
||
| private void assertFileSystemAccesses(@Language("SQL") String query, Multiset<CacheOperation> expectedCacheAccesses) | ||
| { | ||
| DistributedQueryRunner queryRunner = getDistributedQueryRunner(); | ||
| queryRunner.executeWithPlan(queryRunner.getDefaultSession(), query); | ||
| assertMultisetsEqual(getCacheOperations(), expectedCacheAccesses); | ||
| } | ||
|
|
||
| private Multiset<CacheOperation> getCacheOperations() | ||
| { | ||
| return getQueryRunner().getSpans().stream() | ||
| .filter(span -> span.getName().startsWith("Alluxio.")) | ||
| .filter(span -> !isTrinoSchemaOrPermissions(requireNonNull(span.getAttributes().get(CACHE_FILE_LOCATION)))) | ||
| .map(span -> CacheOperation.create(span.getName(), span.getAttributes())) | ||
| .collect(toCollection(HashMultiset::create)); | ||
| } | ||
|
|
||
| private static final Pattern DATA_FILE_PATTERN = Pattern.compile(".*?/(?<partition>key=[^/]*/)?(?<queryId>\\d{8}_\\d{6}_\\d{5}_\\w{5})_(?<uuid>[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12})"); | ||
|
|
||
| private record CacheOperation(String operationName, String fileId, long position, long length) | ||
| { | ||
| public static CacheOperation create(String operationName, Attributes attributes) | ||
| { | ||
| String path = requireNonNull(attributes.get(CACHE_FILE_LOCATION)); | ||
| String fileName = path.replaceFirst(".*/", ""); | ||
|
|
||
| long position = switch (operationName) { | ||
| case "Alluxio.readCached" -> requireNonNull(attributes.get(CACHE_FILE_READ_POSITION)); | ||
| case "Alluxio.readExternal" -> requireNonNull(attributes.get(CACHE_FILE_READ_POSITION)); | ||
| case "Alluxio.writeCache" -> requireNonNull(attributes.get(CACHE_FILE_WRITE_POSITION)); | ||
| default -> throw new IllegalArgumentException("Unexpected operation name: " + operationName); | ||
| }; | ||
|
|
||
| long length = switch (operationName) { | ||
| case "Alluxio.readCached" -> requireNonNull(attributes.get(CACHE_FILE_READ_SIZE)); | ||
| case "Alluxio.readExternal" -> requireNonNull(attributes.get(CACHE_FILE_READ_SIZE)); | ||
| case "Alluxio.writeCache" -> requireNonNull(attributes.get(CACHE_FILE_WRITE_SIZE)); | ||
| default -> throw new IllegalArgumentException("Unexpected operation name: " + operationName); | ||
| }; | ||
|
|
||
| if (!path.contains("/.trino")) { | ||
| Matcher matcher = DATA_FILE_PATTERN.matcher(path); | ||
| if (matcher.matches()) { | ||
| return new CacheOperation(operationName, matcher.group("partition"), position, length); | ||
| } | ||
| } | ||
| else { | ||
| return new CacheOperation(operationName, fileName, position, length); | ||
| } | ||
| throw new IllegalArgumentException("File not recognized: " + path); | ||
| } | ||
| } | ||
|
|
||
| private static boolean isTrinoSchemaOrPermissions(String path) | ||
| { | ||
| return path.endsWith(".trinoSchema") || path.contains(".trinoPermissions"); | ||
| } | ||
| } |
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