Examples with WeightController com.alibaba.otter.node.etl.load.loader.weight.WeightController used on opensource projects

Example 1 with WeightController

use of com.alibaba.otter.node.etl.load.loader.weight.WeightController in project otter by alibaba.

the class FileLoadActionTest method testLoadWithLocal.

@Test
public void testLoadWithLocal() throws IOException {
    // 构造fileData使用的参数，fileDataStartIndex 决定着 pipeline 与 fileData 对应的关系（通过
    // dataMediaPair 的 id），
    // 以及 dataMediaPair 的 pushWeight
    final int fileDataStartIndex = 0;
    final int fileDataCount = 50;
    final Pipeline pipeline = buildPipeline(fileDataStartIndex, fileDataCount);
    final Channel channel = new Channel();
    new NonStrictExpectations() {

        {
            configClientService.findChannel(anyLong);
            returns(channel);
            configClientService.findPipeline(anyLong);
            returns(pipeline);
        }
    };
    Identity id = buildIdentity(1L, 2L, 3L);
    FileBatch fileBatch = buildFileBatch(id);
    fileBatch.getFiles().addAll(buildFileDatas(null, EventType.INSERT, fileDataStartIndex, fileDataCount, true));
    WeightController controller = new WeightController(1);
    FileLoadContext context = fileLoadAction.load(fileBatch, ROOT_DIR, controller);
    want.object(context.getChannel()).isEqualTo(channel);
    want.object(context.getPipeline()).isEqualTo(pipeline);
    want.object(context.getPrepareDatas()).isEqualTo(fileBatch.getFiles());
    want.number(context.getProcessedDatas().size()).isEqualTo(fileBatch.getFiles().size());
}

Example 2 with WeightController

use of com.alibaba.otter.node.etl.load.loader.weight.WeightController in project otter by alibaba.

the class DbLoadActionTest method test_db_load_mysql.

@Test
public void test_db_load_mysql() {
    ArbitrateConfigRegistry.regist(configClientService);
    dbLoadAction = (DbLoadAction) TestedObject.getSpringBeanFactory().getBean("dbLoadAction");
    final Channel channel = new Channel();
    channel.setId(1L);
    final Pipeline pipeline = new Pipeline();
    pipeline.setId(100L);
    List<DataMediaPair> pairs = generatorDataMediaPairForMysql(20);
    pipeline.setPairs(pairs);
    pipeline.getParameters().merge(new SystemParameter());
    pipeline.getParameters().merge(new ChannelParameter());
    // pipeline.getParameters().setChannelInfo("LJH_DEMO");
    // final Pipeline oppositePipeline = new Pipeline();
    // oppositePipeline.setId(101L);
    channel.setPipelines(Arrays.asList(pipeline));
    final Node currentNode = new Node();
    currentNode.setId(1L);
    new NonStrictExpectations() {

        {
            configClientService.findChannel(anyLong);
            returns(channel);
            configClientService.findPipeline(anyLong);
            returns(pipeline);
            configClientService.currentNode();
            returns(currentNode);
        }
    };
    Identity identity = new Identity();
    identity.setChannelId(100L);
    identity.setPipelineId(100L);
    identity.setProcessId(100L);
    RowBatch rowBatch = new RowBatch();
    rowBatch.setIdentity(identity);
    List<EventData> eventDatas = generatorEventDataForMysql(0, 20, EventType.INSERT);
    for (EventData eventData : eventDatas) {
        rowBatch.merge(eventData);
    }
    eventDatas = generatorEventDataForMysql(10, 10, EventType.INSERT);
    for (EventData eventData : eventDatas) {
        rowBatch.merge(eventData);
    }
    eventDatas = generatorEventDataForMysql(19, 1, EventType.DELETE);
    for (EventData eventData : eventDatas) {
        rowBatch.merge(eventData);
    }
    WeightController controller = new WeightController(1);
    dbLoadAction.load(rowBatch, controller);
}

Example 3 with WeightController

use of com.alibaba.otter.node.etl.load.loader.weight.WeightController in project otter by alibaba.

the class DataBatchLoader method load.

public List<LoadContext> load(DbBatch data) {
    final RowBatch rowBatch = data.getRowBatch();
    final FileBatch fileBatch = data.getFileBatch();
    boolean existFileBatch = (rowBatch != null && !CollectionUtils.isEmpty(fileBatch.getFiles()) && data.getRoot() != null);
    boolean existRowBatch = (rowBatch != null && !CollectionUtils.isEmpty(rowBatch.getDatas()));
    int count = 0;
    List<RowBatch> rowBatchs = null;
    if (existRowBatch) {
        // 根据介质内容进行分类合并，每个介质一个载入通道
        rowBatchs = split(rowBatch);
        count += rowBatchs.size();
    }
    if (existFileBatch) {
        count += 1;
    }
    WeightController controller = new WeightController(count);
    List<Future> futures = new ArrayList<Future>();
    ExecutorCompletionService completionService = new ExecutorCompletionService(executorService);
    if (existFileBatch) {
        submitFileBatch(futures, completionService, fileBatch, data.getRoot(), controller);
    }
    if (existRowBatch) {
        submitRowBatch(futures, completionService, rowBatchs, controller);
    }
    // 先获取一下异步处理的结果，记录一下出错的index
    List<LoadContext> processedContexts = new ArrayList<LoadContext>();
    int index = 0;
    LoadException exception = null;
    while (index < futures.size()) {
        try {
            // 它也可能被打断
            Future future = completionService.take();
            future.get();
        } catch (InterruptedException e) {
            exception = new LoadException(e);
            break;
        } catch (ExecutionException e) {
            exception = new LoadException(e);
            break;
        }
        index++;
    }
    // 任何一个线程返回，出现了异常，就退出整个调度
    if (index < futures.size()) {
        // 小于代表有错误，需要对未完成的记录进行cancel操作，对已完成的结果进行收集，做重复录入过滤记录
        for (int errorIndex = 0; errorIndex < futures.size(); errorIndex++) {
            Future future = futures.get(errorIndex);
            if (future.isDone()) {
                try {
                    LoadContext loadContext = (LoadContext) future.get();
                    if (loadContext instanceof DbLoadContext) {
                        // 做一下出错处理，记录到store中
                        dbInterceptor.error((DbLoadContext) loadContext);
                    }
                } catch (InterruptedException e) {
                // ignore
                } catch (ExecutionException e) {
                // ignore
                } catch (Exception e) {
                    logger.error("interceptor process error failed", e);
                }
            } else {
                // 对未完成的进行取消
                future.cancel(true);
            }
        }
    } else {
        for (int i = 0; i < futures.size(); i++) {
            // 收集一下正确处理完成的结果
            Future future = futures.get(i);
            try {
                LoadContext loadContext = (LoadContext) future.get();
                if (loadContext instanceof DbLoadContext) {
                    processedContexts.add((DbLoadContext) loadContext);
                }
            } catch (InterruptedException e) {
            // ignore
            } catch (ExecutionException e) {
            // ignore
            }
        }
    }
    if (exception != null) {
        throw exception;
    } else {
        return processedContexts;
    }
}

Example 4 with WeightController

use of com.alibaba.otter.node.etl.load.loader.weight.WeightController in project otter by alibaba.

the class DbLoadActionTest method test_db_load_oracle.

@Test
public void test_db_load_oracle() {
    ArbitrateConfigRegistry.regist(configClientService);
    dbLoadAction = (DbLoadAction) TestedObject.getSpringBeanFactory().getBean("dbLoadAction");
    final Channel channel = new Channel();
    channel.setId(1L);
    final Pipeline pipeline = new Pipeline();
    pipeline.setId(100L);
    List<DataMediaPair> pairs = generatorDataMediaPairForOracle(20);
    pipeline.setPairs(pairs);
    pipeline.getParameters().merge(new SystemParameter());
    pipeline.getParameters().merge(new ChannelParameter());
    // final Pipeline oppositePipeline = new Pipeline();
    // oppositePipeline.setId(101L);
    channel.setPipelines(Arrays.asList(pipeline));
    final Node currentNode = new Node();
    currentNode.setId(1L);
    new NonStrictExpectations() {

        {
            configClientService.findChannel(anyLong);
            returns(channel);
            configClientService.findPipeline(anyLong);
            returns(pipeline);
            configClientService.currentNode();
            returns(currentNode);
        }
    };
    Identity identity = new Identity();
    identity.setChannelId(100L);
    identity.setPipelineId(100L);
    identity.setProcessId(100L);
    RowBatch rowBatch = new RowBatch();
    rowBatch.setIdentity(identity);
    List<EventData> eventDatas = generatorEventDataForOracle(0, 20, EventType.INSERT);
    for (EventData eventData : eventDatas) {
        rowBatch.merge(eventData);
    }
    eventDatas = generatorEventDataForOracle(10, 10, EventType.INSERT);
    for (EventData eventData : eventDatas) {
        rowBatch.merge(eventData);
    }
    eventDatas = generatorEventDataForOracle(19, 1, EventType.DELETE);
    for (EventData eventData : eventDatas) {
        rowBatch.merge(eventData);
    }
    WeightController controller = new WeightController(1);
    dbLoadAction.load(rowBatch, controller);
}

Example 5 with WeightController

use of com.alibaba.otter.node.etl.load.loader.weight.WeightController in project otter by alibaba.

the class WeightWorkerTest method test_simple.

@Test
public void test_simple() {
    int thread = 10;
    int count = 10;
    WeightController controller = new WeightController(thread);
    CountDownLatch latch = new CountDownLatch(thread);
    WeightWorkerTest[] workers = new WeightWorkerTest[thread];
    for (int i = 0; i < thread; i++) {
        int[] weights = new int[count];
        for (int j = 0; j < count; j++) {
            weights[j] = RandomUtils.nextInt(count);
        }
        workers[i] = new WeightWorkerTest(i, weights, controller, latch);
    }
    for (int i = 0; i < thread; i++) {
        workers[i].start();
    }
    try {
        latch.await();
    } catch (InterruptedException e) {
        want.fail();
    }
}