Examples with HoodieTestDataGenerator org.apache.hudi.common.testutils.HoodieTestDataGenerator used on opensource projects

Example 11 with HoodieTestDataGenerator

use of org.apache.hudi.common.testutils.HoodieTestDataGenerator in project hudi by apache.

the class TestHoodieSparkMergeOnReadTableRollback method testInsertsGeneratedIntoLogFilesRollback.

@ParameterizedTest
@ValueSource(booleans = { true, false })
void testInsertsGeneratedIntoLogFilesRollback(boolean rollbackUsingMarkers) throws Exception {
    Properties properties = new Properties();
    properties.setProperty(HoodieTableConfig.BASE_FILE_FORMAT.key(), HoodieTableConfig.BASE_FILE_FORMAT.defaultValue().toString());
    HoodieTableMetaClient metaClient = getHoodieMetaClient(HoodieTableType.MERGE_ON_READ, properties);
    HoodieTestDataGenerator dataGen = new HoodieTestDataGenerator();
    // insert 100 records
    // Setting IndexType to be InMemory to simulate Global Index nature
    HoodieWriteConfig config = getConfigBuilder(false, rollbackUsingMarkers, HoodieIndex.IndexType.INMEMORY).build();
    try (SparkRDDWriteClient writeClient = getHoodieWriteClient(config)) {
        String newCommitTime = "100";
        writeClient.startCommitWithTime(newCommitTime);
        List<HoodieRecord> records = dataGen.generateInserts(newCommitTime, 100);
        JavaRDD<HoodieRecord> recordsRDD = jsc().parallelize(records, 1);
        // trigger an action
        List<WriteStatus> writeStatuses = ((JavaRDD<WriteStatus>) writeClient.insert(recordsRDD, newCommitTime)).collect();
        // Ensure that inserts are written to only log files
        assertEquals(0, writeStatuses.stream().filter(writeStatus -> !writeStatus.getStat().getPath().contains("log")).count());
        assertTrue(writeStatuses.stream().anyMatch(writeStatus -> writeStatus.getStat().getPath().contains("log")));
        // rollback a failed commit
        boolean rollback = writeClient.rollback(newCommitTime);
        assertTrue(rollback);
        // insert 100 records
        newCommitTime = "101";
        writeClient.startCommitWithTime(newCommitTime);
        records = dataGen.generateInserts(newCommitTime, 100);
        recordsRDD = jsc().parallelize(records, 1);
        writeClient.insert(recordsRDD, newCommitTime).collect();
        // Sleep for small interval (at least 1 second) to force a new rollback start time.
        Thread.sleep(1000);
        // We will test HUDI-204 here. We will simulate rollback happening twice by copying the commit file to local fs
        // and calling rollback twice
        final String lastCommitTime = newCommitTime;
        // Save the .commit file to local directory.
        // Rollback will be called twice to test the case where rollback failed first time and retried.
        // We got the "BaseCommitTime cannot be null" exception before the fix
        java.nio.file.Path tempFolder = Files.createTempDirectory(this.getClass().getCanonicalName());
        Map<String, String> fileNameMap = new HashMap<>();
        for (HoodieInstant.State state : Arrays.asList(HoodieInstant.State.REQUESTED, HoodieInstant.State.INFLIGHT)) {
            HoodieInstant toCopy = new HoodieInstant(state, HoodieTimeline.DELTA_COMMIT_ACTION, lastCommitTime);
            File file = Files.createTempFile(tempFolder, null, null).toFile();
            metaClient.getFs().copyToLocalFile(new Path(metaClient.getMetaPath(), toCopy.getFileName()), new Path(file.getAbsolutePath()));
            fileNameMap.put(file.getAbsolutePath(), toCopy.getFileName());
        }
        Path markerDir = new Path(Files.createTempDirectory(tempFolder, null).toAbsolutePath().toString());
        if (rollbackUsingMarkers) {
            metaClient.getFs().copyToLocalFile(new Path(metaClient.getMarkerFolderPath(lastCommitTime)), markerDir);
        }
        writeClient.rollback(newCommitTime);
        metaClient = HoodieTableMetaClient.reload(metaClient);
        HoodieTable table = HoodieSparkTable.create(config, context());
        TableFileSystemView.SliceView tableRTFileSystemView = table.getSliceView();
        long numLogFiles = 0;
        for (String partitionPath : dataGen.getPartitionPaths()) {
            assertTrue(tableRTFileSystemView.getLatestFileSlices(partitionPath).noneMatch(fileSlice -> fileSlice.getBaseFile().isPresent()));
            assertTrue(tableRTFileSystemView.getLatestFileSlices(partitionPath).noneMatch(fileSlice -> fileSlice.getLogFiles().count() > 0));
            numLogFiles += tableRTFileSystemView.getLatestFileSlices(partitionPath).filter(fileSlice -> fileSlice.getLogFiles().count() > 0).count();
        }
        assertEquals(0, numLogFiles);
        for (Map.Entry<String, String> entry : fileNameMap.entrySet()) {
            try {
                metaClient.getFs().copyFromLocalFile(new Path(entry.getKey()), new Path(metaClient.getMetaPath(), entry.getValue()));
            } catch (IOException e) {
                throw new HoodieIOException("Error copying state from local disk.", e);
            }
        }
        if (rollbackUsingMarkers) {
            metaClient.getFs().copyFromLocalFile(new Path(markerDir, lastCommitTime), new Path(metaClient.getMarkerFolderPath(lastCommitTime)));
        }
        Thread.sleep(1000);
        // Rollback again to pretend the first rollback failed partially. This should not error out
        writeClient.rollback(newCommitTime);
    }
}

Example 12 with HoodieTestDataGenerator

use of org.apache.hudi.common.testutils.HoodieTestDataGenerator in project hudi by apache.

the class TestHoodieSparkMergeOnReadTableRollback method testCOWToMORConvertedTableRollback.

@ParameterizedTest
@ValueSource(booleans = { true, false })
void testCOWToMORConvertedTableRollback(boolean rollbackUsingMarkers) throws Exception {
    // Set TableType to COW
    HoodieTableMetaClient metaClient = getHoodieMetaClient(HoodieTableType.COPY_ON_WRITE);
    HoodieWriteConfig cfg = getConfig(false, rollbackUsingMarkers);
    try (SparkRDDWriteClient client = getHoodieWriteClient(cfg)) {
        HoodieTestDataGenerator dataGen = new HoodieTestDataGenerator();
        /*
       * Write 1 (only inserts)
       */
        String newCommitTime = "001";
        client.startCommitWithTime(newCommitTime);
        List<HoodieRecord> records = dataGen.generateInserts(newCommitTime, 200);
        JavaRDD<HoodieRecord> writeRecords = jsc().parallelize(records, 1);
        List<WriteStatus> statuses = client.upsert(writeRecords, newCommitTime).collect();
        // verify there are no errors
        assertNoWriteErrors(statuses);
        client.commit(newCommitTime, jsc().parallelize(statuses));
        metaClient = HoodieTableMetaClient.reload(metaClient);
        Option<HoodieInstant> commit = metaClient.getActiveTimeline().getCommitTimeline().firstInstant();
        assertTrue(commit.isPresent());
        assertEquals("001", commit.get().getTimestamp(), "commit should be 001");
        /*
       * Write 2 (updates)
       */
        newCommitTime = "002";
        client.startCommitWithTime(newCommitTime);
        records = dataGen.generateUpdates(newCommitTime, records);
        statuses = client.upsert(jsc().parallelize(records, 1), newCommitTime).collect();
        // Verify there are no errors
        assertNoWriteErrors(statuses);
        // Set TableType to MOR
        metaClient = getHoodieMetaClient(HoodieTableType.MERGE_ON_READ);
        // rollback a COW commit when TableType is MOR
        client.rollback(newCommitTime);
        metaClient = HoodieTableMetaClient.reload(metaClient);
        HoodieTable hoodieTable = HoodieSparkTable.create(cfg, context(), metaClient);
        FileStatus[] allFiles = listAllBaseFilesInPath(hoodieTable);
        HoodieTableFileSystemView tableView = getHoodieTableFileSystemView(metaClient, hoodieTable.getCompletedCommitsTimeline(), allFiles);
        final String absentCommit = newCommitTime;
        assertAll(tableView.getLatestBaseFiles().map(file -> () -> assertNotEquals(absentCommit, file.getCommitTime())));
    }
}

Example 13 with HoodieTestDataGenerator

use of org.apache.hudi.common.testutils.HoodieTestDataGenerator in project hudi by apache.

the class TestHoodieSparkMergeOnReadTableRollback method testMORTableRestore.

@ParameterizedTest
@ValueSource(booleans = { true, false })
void testMORTableRestore(boolean restoreAfterCompaction) throws Exception {
    HoodieWriteConfig.Builder cfgBuilder = getConfigBuilder(false).withMarkersType(MarkerType.DIRECT.name());
    HoodieWriteConfig cfg = cfgBuilder.build();
    Properties properties = new Properties();
    properties.setProperty(HoodieTableConfig.BASE_FILE_FORMAT.key(), HoodieTableConfig.BASE_FILE_FORMAT.defaultValue().toString());
    HoodieTableMetaClient metaClient = getHoodieMetaClient(HoodieTableType.MERGE_ON_READ, properties);
    try (final SparkRDDWriteClient client = getHoodieWriteClient(cfg)) {
        HoodieTestDataGenerator dataGen = new HoodieTestDataGenerator();
        List<HoodieRecord> records = insertAndGetRecords("001", client, dataGen, 200);
        List<HoodieRecord> updates1 = updateAndGetRecords("002", client, dataGen, records);
        List<HoodieRecord> updates2 = updateAndGetRecords("003", client, dataGen, records);
        List<HoodieRecord> updates3 = updateAndGetRecords("004", client, dataGen, records);
        validateRecords(cfg, metaClient, updates3);
        if (!restoreAfterCompaction) {
            // restore to 002 and validate records.
            client.restoreToInstant("002");
            validateRecords(cfg, metaClient, updates1);
        } else {
            // trigger compaction and then trigger couple of upserts followed by restore.
            metaClient = HoodieTableMetaClient.reload(metaClient);
            String compactionInstantTime = "005";
            client.scheduleCompactionAtInstant(compactionInstantTime, Option.empty());
            HoodieWriteMetadata<JavaRDD<WriteStatus>> compactionMetadata = client.compact(compactionInstantTime);
            client.commitCompaction(compactionInstantTime, compactionMetadata.getCommitMetadata().get(), Option.empty());
            validateRecords(cfg, metaClient, updates3);
            List<HoodieRecord> updates4 = updateAndGetRecords("006", client, dataGen, records);
            List<HoodieRecord> updates5 = updateAndGetRecords("007", client, dataGen, records);
            validateRecords(cfg, metaClient, updates5);
            // restore to 003 and validate records.
            client.restoreToInstant("003");
            validateRecords(cfg, metaClient, updates2);
        }
    }
}

Example 14 with HoodieTestDataGenerator

use of org.apache.hudi.common.testutils.HoodieTestDataGenerator in project hudi by apache.

the class TestHoodieSparkMergeOnReadTableRollback method updateRecords.

private List<HoodieRecord> updateRecords(SparkRDDWriteClient client, HoodieTestDataGenerator dataGen, String commitTime, List<HoodieRecord> records, HoodieTableMetaClient metaClient, HoodieWriteConfig cfg, boolean assertLogFiles) throws IOException {
    client.startCommitWithTime(commitTime);
    records = dataGen.generateUpdates(commitTime, records);
    JavaRDD<HoodieRecord> writeRecords = jsc().parallelize(records, 1);
    List<WriteStatus> statuses = client.upsert(writeRecords, commitTime).collect();
    assertNoWriteErrors(statuses);
    if (assertLogFiles) {
        HoodieTable table = HoodieSparkTable.create(cfg, context(), metaClient);
        table.getHoodieView().sync();
        TableFileSystemView.SliceView tableRTFileSystemView = table.getSliceView();
        long numLogFiles = 0;
        for (String partitionPath : dataGen.getPartitionPaths()) {
            List<FileSlice> allSlices = tableRTFileSystemView.getLatestFileSlices(partitionPath).collect(Collectors.toList());
            assertEquals(1, allSlices.stream().filter(fileSlice -> fileSlice.getBaseFile().isPresent()).count());
            assertTrue(allSlices.stream().anyMatch(fileSlice -> fileSlice.getLogFiles().count() > 0));
            numLogFiles += allSlices.stream().filter(fileSlice -> fileSlice.getLogFiles().count() > 0).count();
        }
        assertTrue(numLogFiles > 0);
    }
    return records;
}

Example 15 with HoodieTestDataGenerator

use of org.apache.hudi.common.testutils.HoodieTestDataGenerator in project hudi by apache.

the class ITTestClusteringCommand method generateCommits.

private void generateCommits() throws IOException {
    HoodieTestDataGenerator dataGen = new HoodieTestDataGenerator();
    // Create the write client to write some records in
    HoodieWriteConfig cfg = HoodieWriteConfig.newBuilder().withPath(tablePath).withSchema(HoodieTestDataGenerator.TRIP_EXAMPLE_SCHEMA).withParallelism(2, 2).withDeleteParallelism(2).forTable(tableName).withIndexConfig(HoodieIndexConfig.newBuilder().withIndexType(HoodieIndex.IndexType.BLOOM).build()).build();
    SparkRDDWriteClient<HoodieAvroPayload> client = new SparkRDDWriteClient<>(new HoodieSparkEngineContext(jsc), cfg);
    insert(jsc, client, dataGen, "001");
    insert(jsc, client, dataGen, "002");
}