diff --git a/hudi-client/hudi-client-common/src/main/java/org/apache/hudi/metadata/HoodieBackedTableMetadataWriter.java b/hudi-client/hudi-client-common/src/main/java/org/apache/hudi/metadata/HoodieBackedTableMetadataWriter.java index 1f76a5e30b803..bf7af4305a796 100644 --- a/hudi-client/hudi-client-common/src/main/java/org/apache/hudi/metadata/HoodieBackedTableMetadataWriter.java +++ b/hudi-client/hudi-client-common/src/main/java/org/apache/hudi/metadata/HoodieBackedTableMetadataWriter.java @@ -316,6 +316,7 @@ private Map> getPartitionsToFilesMapping(HoodieTableMet Map> partitionToFileStatus = new HashMap<>(); final int fileListingParallelism = metadataWriteConfig.getFileListingParallelism(); SerializableConfiguration conf = new SerializableConfiguration(datasetMetaClient.getHadoopConf()); + final String dirFilterRegex = datasetWriteConfig.getMetadataConfig().getDirectoryFilterRegex(); while (!pathsToList.isEmpty()) { int listingParallelism = Math.min(fileListingParallelism, pathsToList.size()); @@ -329,6 +330,11 @@ private Map> getPartitionsToFilesMapping(HoodieTableMet // If the listing reveals a directory, add it to queue. If the listing reveals a hoodie partition, add it to // the results. dirToFileListing.forEach(p -> { + if (!dirFilterRegex.isEmpty() && p.getLeft().getName().matches(dirFilterRegex)) { + LOG.info("Ignoring directory " + p.getLeft() + " which matches the filter regex " + dirFilterRegex); + return; + } + List filesInDir = Arrays.stream(p.getRight()).parallel() .filter(fs -> !fs.getPath().getName().equals(HoodiePartitionMetadata.HOODIE_PARTITION_METAFILE)) .collect(Collectors.toList()); diff --git a/hudi-client/hudi-spark-client/src/test/java/org/apache/hudi/metadata/TestHoodieBackedMetadata.java b/hudi-client/hudi-spark-client/src/test/java/org/apache/hudi/metadata/TestHoodieBackedMetadata.java index c238fc04b84bb..105d4d99bf79e 100644 --- a/hudi-client/hudi-spark-client/src/test/java/org/apache/hudi/metadata/TestHoodieBackedMetadata.java +++ b/hudi-client/hudi-spark-client/src/test/java/org/apache/hudi/metadata/TestHoodieBackedMetadata.java @@ -149,14 +149,22 @@ public void testOnlyValidPartitionsAdded() throws Exception { final String nonPartitionDirectory = HoodieTestDataGenerator.DEFAULT_PARTITION_PATHS[0] + "-nonpartition"; Files.createDirectories(Paths.get(basePath, nonPartitionDirectory)); + // Three directories which are partitions but will be ignored due to filter + final String filterDirRegex = ".*-filterDir\\d|\\..*"; + final String filteredDirectoryOne = HoodieTestDataGenerator.DEFAULT_PARTITION_PATHS[0] + "-filterDir1"; + final String filteredDirectoryTwo = HoodieTestDataGenerator.DEFAULT_PARTITION_PATHS[0] + "-filterDir2"; + final String filteredDirectoryThree = ".backups"; + // Create some commits HoodieTestTable testTable = HoodieTestTable.of(metaClient); - testTable.withPartitionMetaFiles("p1", "p2") + testTable.withPartitionMetaFiles("p1", "p2", filteredDirectoryOne, filteredDirectoryTwo, filteredDirectoryThree) .addCommit("001").withBaseFilesInPartition("p1", 10).withBaseFilesInPartition("p2", 10, 10) .addCommit("002").withBaseFilesInPartition("p1", 10).withBaseFilesInPartition("p2", 10, 10, 10) .addInflightCommit("003").withBaseFilesInPartition("p1", 10).withBaseFilesInPartition("p2", 10); - try (SparkRDDWriteClient client = new SparkRDDWriteClient(engineContext, getWriteConfig(true, true))) { + final HoodieWriteConfig writeConfig = getWriteConfigBuilder(true, true, false) + .withMetadataConfig(HoodieMetadataConfig.newBuilder().enable(true).withDirectoryFilterRegex(filterDirRegex).build()).build(); + try (SparkRDDWriteClient client = new SparkRDDWriteClient(engineContext, writeConfig)) { client.startCommitWithTime("005"); List partitions = metadataWriter(client).metadata().getAllPartitionPaths(); @@ -165,6 +173,13 @@ public void testOnlyValidPartitionsAdded() throws Exception { assertTrue(partitions.contains("p1"), "Must contain partition p1"); assertTrue(partitions.contains("p2"), "Must contain partition p2"); + assertFalse(partitions.contains(filteredDirectoryOne), + "Must not contain the filtered directory " + filteredDirectoryOne); + assertFalse(partitions.contains(filteredDirectoryTwo), + "Must not contain the filtered directory " + filteredDirectoryTwo); + assertFalse(partitions.contains(filteredDirectoryThree), + "Must not contain the filtered directory " + filteredDirectoryThree); + FileStatus[] statuses = metadata(client).getAllFilesInPartition(new Path(basePath, "p1")); assertTrue(statuses.length == 2); statuses = metadata(client).getAllFilesInPartition(new Path(basePath, "p2")); diff --git a/hudi-common/src/main/java/org/apache/hudi/common/config/HoodieMetadataConfig.java b/hudi-common/src/main/java/org/apache/hudi/common/config/HoodieMetadataConfig.java index 1ead9c8dc28f7..6346a65fb88f8 100644 --- a/hudi-common/src/main/java/org/apache/hudi/common/config/HoodieMetadataConfig.java +++ b/hudi-common/src/main/java/org/apache/hudi/common/config/HoodieMetadataConfig.java @@ -75,6 +75,10 @@ public final class HoodieMetadataConfig extends DefaultHoodieConfig { public static final String ENABLE_FALLBACK_PROP = METADATA_PREFIX + ".fallback.enable"; public static final String DEFAULT_ENABLE_FALLBACK = "true"; + // Regex to filter out matching directories during bootstrap + public static final String DIRECTORY_FILTER_REGEX = METADATA_PREFIX + ".dir.filter.regex"; + public static final String DEFAULT_DIRECTORY_FILTER_REGEX = ""; + public static final String HOODIE_ASSUME_DATE_PARTITIONING_PROP = "hoodie.assume.date.partitioning"; public static final String DEFAULT_ASSUME_DATE_PARTITIONING = "false"; @@ -117,6 +121,10 @@ public boolean enableMetrics() { return Boolean.parseBoolean(props.getProperty(METADATA_METRICS_ENABLE_PROP)); } + public String getDirectoryFilterRegex() { + return props.getProperty(DIRECTORY_FILTER_REGEX); + } + public static class Builder { private final Properties props = new Properties(); @@ -194,6 +202,11 @@ public Builder withAssumeDatePartitioning(boolean assumeDatePartitioning) { return this; } + public Builder withDirectoryFilterRegex(String regex) { + props.setProperty(DIRECTORY_FILTER_REGEX, regex); + return this; + } + public HoodieMetadataConfig build() { HoodieMetadataConfig config = new HoodieMetadataConfig(props); setDefaultOnCondition(props, !props.containsKey(METADATA_ENABLE_PROP), METADATA_ENABLE_PROP, @@ -222,6 +235,8 @@ public HoodieMetadataConfig build() { DEFAULT_ENABLE_FALLBACK); setDefaultOnCondition(props, !props.containsKey(ENABLE_REUSE_PROP), ENABLE_REUSE_PROP, DEFAULT_ENABLE_REUSE); + setDefaultOnCondition(props, !props.containsKey(DIRECTORY_FILTER_REGEX), DIRECTORY_FILTER_REGEX, + DEFAULT_DIRECTORY_FILTER_REGEX); return config; } }