Examples with OperationResult org.apache.hudi.table.action.compact.OperationResult used on opensource projects

Example 1 with OperationResult

use of org.apache.hudi.table.action.compact.OperationResult in project hudi by apache.

the class CompactionCommand method validateCompaction.

@CliCommand(value = "compaction validate", help = "Validate Compaction")
public String validateCompaction(@CliOption(key = "instant", mandatory = true, help = "Compaction Instant") String compactionInstant, @CliOption(key = { "parallelism" }, unspecifiedDefaultValue = "3", help = "Parallelism") String parallelism, @CliOption(key = "sparkMaster", unspecifiedDefaultValue = "local", help = "Spark Master") String master, @CliOption(key = "sparkMemory", unspecifiedDefaultValue = "2G", help = "executor memory") String sparkMemory, @CliOption(key = { "limit" }, help = "Limit commits", unspecifiedDefaultValue = "-1") Integer limit, @CliOption(key = { "sortBy" }, help = "Sorting Field", unspecifiedDefaultValue = "") String sortByField, @CliOption(key = { "desc" }, help = "Ordering", unspecifiedDefaultValue = "false") boolean descending, @CliOption(key = { "headeronly" }, help = "Print Header Only", unspecifiedDefaultValue = "false") boolean headerOnly) throws Exception {
    HoodieTableMetaClient client = checkAndGetMetaClient();
    boolean initialized = HoodieCLI.initConf();
    HoodieCLI.initFS(initialized);
    String outputPathStr = getTmpSerializerFile();
    Path outputPath = new Path(outputPathStr);
    String output;
    try {
        String sparkPropertiesPath = Utils.getDefaultPropertiesFile(scala.collection.JavaConversions.propertiesAsScalaMap(System.getProperties()));
        SparkLauncher sparkLauncher = SparkUtil.initLauncher(sparkPropertiesPath);
        sparkLauncher.addAppArgs(SparkCommand.COMPACT_VALIDATE.toString(), master, sparkMemory, client.getBasePath(), compactionInstant, outputPathStr, parallelism);
        Process process = sparkLauncher.launch();
        InputStreamConsumer.captureOutput(process);
        int exitCode = process.waitFor();
        if (exitCode != 0) {
            return "Failed to validate compaction for " + compactionInstant;
        }
        List<ValidationOpResult> res = deSerializeOperationResult(outputPathStr, HoodieCLI.fs);
        boolean valid = res.stream().map(OperationResult::isSuccess).reduce(Boolean::logicalAnd).orElse(true);
        String message = "\n\n\t COMPACTION PLAN " + (valid ? "VALID" : "INVALID") + "\n\n";
        List<Comparable[]> rows = new ArrayList<>();
        res.forEach(r -> {
            Comparable[] row = new Comparable[] { r.getOperation().getFileId(), r.getOperation().getBaseInstantTime(), r.getOperation().getDataFileName().isPresent() ? r.getOperation().getDataFileName().get() : "", r.getOperation().getDeltaFileNames().size(), r.isSuccess(), r.getException().isPresent() ? r.getException().get().getMessage() : "" };
            rows.add(row);
        });
        Map<String, Function<Object, String>> fieldNameToConverterMap = new HashMap<>();
        TableHeader header = new TableHeader().addTableHeaderField(HoodieTableHeaderFields.HEADER_FILE_ID).addTableHeaderField(HoodieTableHeaderFields.HEADER_BASE_INSTANT_TIME).addTableHeaderField(HoodieTableHeaderFields.HEADER_BASE_DATA_FILE).addTableHeaderField(HoodieTableHeaderFields.HEADER_NUM_DELTA_FILES).addTableHeaderField(HoodieTableHeaderFields.HEADER_VALID).addTableHeaderField(HoodieTableHeaderFields.HEADER_ERROR);
        output = message + HoodiePrintHelper.print(header, fieldNameToConverterMap, sortByField, descending, limit, headerOnly, rows);
    } finally {
        // Delete tmp file used to serialize result
        if (HoodieCLI.fs.exists(outputPath)) {
            HoodieCLI.fs.delete(outputPath, false);
        }
    }
    return output;
}