Examples with DynamicWorkflowTask org.flyte.api.v1.DynamicWorkflowTask used on opensource projects

Example 1 with DynamicWorkflowTask

use of org.flyte.api.v1.DynamicWorkflowTask in project flytekit-java by flyteorg.

the class ExecuteDynamicWorkflow method execute.

private void execute() {
    Config config = Config.load();
    ExecutionConfig executionConfig = ExecutionConfig.load();
    Collection<ClassLoader> modules = ClassLoaders.forModuleDir(config.moduleDir()).values();
    Map<String, FileSystem> fileSystems = FileSystemLoader.loadFileSystems(modules);
    FileSystem outputFs = FileSystemLoader.getFileSystem(fileSystems, outputPrefix);
    ProtoWriter protoWriter = new ProtoWriter(outputPrefix, outputFs);
    try {
        FileSystem inputFs = FileSystemLoader.getFileSystem(fileSystems, inputs);
        ProtoReader protoReader = new ProtoReader(inputFs);
        TaskTemplate taskTemplate = protoReader.getTaskTemplate(taskTemplatePath);
        ClassLoader packageClassLoader = PackageLoader.load(fileSystems, taskTemplate);
        Map<String, String> env = getEnv();
        Map<WorkflowIdentifier, WorkflowTemplate> workflowTemplates = ClassLoaders.withClassLoader(packageClassLoader, () -> Registrars.loadAll(WorkflowTemplateRegistrar.class, env));
        Map<TaskIdentifier, RunnableTask> runnableTasks = ClassLoaders.withClassLoader(packageClassLoader, () -> Registrars.loadAll(RunnableTaskRegistrar.class, env));
        Map<TaskIdentifier, DynamicWorkflowTask> dynamicWorkflowTasks = ClassLoaders.withClassLoader(packageClassLoader, () -> Registrars.loadAll(DynamicWorkflowTaskRegistrar.class, env));
        // before we run anything, switch class loader, otherwise,
        // ServiceLoaders and other things wouldn't work, for instance,
        // FileSystemRegister in Apache Beam
        // we don't take the whole "custom" field, but only jflyte part, for that we ser-de it
        Struct custom = JFlyteCustom.deserializeFromStruct(taskTemplate.custom()).serializeToStruct();
        // all tasks already have staged jars, we can reuse 'jflyte' custom from current task to get
        // it
        Map<TaskIdentifier, TaskTemplate> taskTemplates = mapValues(ProjectClosure.createTaskTemplates(executionConfig, runnableTasks, dynamicWorkflowTasks), template -> template.toBuilder().custom(ProjectClosure.merge(template.custom(), custom)).build());
        DynamicJobSpec futures = withClassLoader(packageClassLoader, () -> {
            Map<String, Literal> input = protoReader.getInput(inputs);
            DynamicWorkflowTask task = getDynamicWorkflowTask(this.task);
            return task.run(input);
        });
        DynamicJobSpec rewrittenFutures = rewrite(executionConfig, futures, taskTemplates, workflowTemplates);
        if (rewrittenFutures.nodes().isEmpty()) {
            Map<String, Literal> outputs = getLiteralMap(rewrittenFutures.outputs());
            protoWriter.writeOutputs(outputs);
        } else {
            protoWriter.writeFutures(rewrittenFutures);
        }
    } catch (ContainerError e) {
        LOG.error("failed to run dynamic workflow", e);
        protoWriter.writeError(ProtoUtil.serializeContainerError(e));
    } catch (Throwable e) {
        LOG.error("failed to run dynamic workflow", e);
        protoWriter.writeError(ProtoUtil.serializeThrowable(e));
    }
}

Example 2 with DynamicWorkflowTask

use of org.flyte.api.v1.DynamicWorkflowTask in project flytekit-java by flyteorg.

the class ExecuteLocal method call.

@Override
public Integer call() {
    Map<String, ClassLoader> modules = ExecuteLocalLoader.loadModules(packageDir);
    Map<String, String> env = ImmutableMap.of("FLYTE_INTERNAL_DOMAIN", "development", "FLYTE_INTERNAL_VERSION", "test", "FLYTE_INTERNAL_PROJECT", "flytetester");
    Map<String, RunnableTask> runnableTasks = ExecuteLocalLoader.loadTasks(modules, env);
    Map<String, DynamicWorkflowTask> dynamicWorkflowTasks = // TODO support dynamic tasks
    emptyMap();
    Map<String, WorkflowTemplate> workflows = ExecuteLocalLoader.loadWorkflows(modules, env);
    WorkflowTemplate workflow = Preconditions.checkNotNull(workflows.get(workflowName), "workflow not found [%s]", workflowName);
    String synopsis = getCustomSynopsis();
    List<String> inputArgsList = inputArgs == null ? Collections.emptyList() : Arrays.asList(inputArgs);
    Map<String, Literal> inputs = getArgsParser().parseInputs(synopsis, workflow.interface_().inputs(), inputArgsList);
    try {
        // TODO, use logging listener here
        ExecutionListener listener = NoopExecutionListener.create();
        Map<String, Literal> outputs = LocalEngine.compileAndExecute(workflow, runnableTasks, dynamicWorkflowTasks, inputs, listener);
        LOG.info("Outputs: " + StringUtil.serializeLiteralMap(outputs));
        return 0;
    } catch (Throwable e) {
        return handleException(e);
    }
}

Example 3 with DynamicWorkflowTask

use of org.flyte.api.v1.DynamicWorkflowTask in project flytekit-java by flyteorg.

the class ProjectClosure method createTaskTemplates.

static Map<TaskIdentifier, TaskTemplate> createTaskTemplates(ExecutionConfig config, Map<TaskIdentifier, RunnableTask> runnableTasks, Map<TaskIdentifier, DynamicWorkflowTask> dynamicWorkflowTasks) {
    Map<TaskIdentifier, TaskTemplate> taskTemplates = new HashMap<>();
    runnableTasks.forEach((id, task) -> {
        TaskTemplate taskTemplate = createTaskTemplateForRunnableTask(task, config.image());
        taskTemplates.put(id, taskTemplate);
    });
    dynamicWorkflowTasks.forEach((id, task) -> {
        TaskTemplate taskTemplate = createTaskTemplateForDynamicWorkflow(task, config.image());
        taskTemplates.put(id, taskTemplate);
    });
    return taskTemplates;
}

Example 4 with DynamicWorkflowTask

use of org.flyte.api.v1.DynamicWorkflowTask in project flytekit-java by flyteorg.

the class SdkDynamicWorkflowTaskRegistrar method load.

@Override
@SuppressWarnings("rawtypes")
public Map<TaskIdentifier, DynamicWorkflowTask> load(Map<String, String> env, ClassLoader classLoader) {
    ServiceLoader<SdkDynamicWorkflowTask> loader = ServiceLoader.load(SdkDynamicWorkflowTask.class, classLoader);
    LOG.fine("Discovering SdkDynamicWorkflowTask");
    Map<TaskIdentifier, DynamicWorkflowTask> tasks = new HashMap<>();
    SdkConfig sdkConfig = SdkConfig.load(env);
    for (SdkDynamicWorkflowTask<?, ?> sdkTask : loader) {
        String name = sdkTask.getName();
        TaskIdentifier taskId = TaskIdentifier.builder().domain(sdkConfig.domain()).project(sdkConfig.project()).name(name).version(sdkConfig.version()).build();
        LOG.fine(String.format("Discovered [%s]", name));
        DynamicWorkflowTask task = new DynamicWorkflowTaskImpl<>(sdkTask);
        DynamicWorkflowTask previous = tasks.put(taskId, task);
        if (previous != null) {
            throw new IllegalArgumentException(String.format("Discovered a duplicate dynamic workflow task [%s] [%s] [%s]", name, task, previous));
        }
    }
    return tasks;
}

Example 5 with DynamicWorkflowTask

use of org.flyte.api.v1.DynamicWorkflowTask in project flytekit-java by flyteorg.

the class ExecutionNodeCompiler method compile.

static ExecutionNode compile(Node node, Map<String, RunnableTask> runnableTasks, Map<String, DynamicWorkflowTask> dynamicWorkflowTasks) {
    List<String> upstreamNodeIds = new ArrayList<>();
    node.inputs().stream().map(Binding::binding).flatMap(ExecutionNodeCompiler::unpackBindingData).filter(x -> x.kind() == BindingData.Kind.PROMISE).map(x -> x.promise().nodeId()).forEach(upstreamNodeIds::add);
    upstreamNodeIds.addAll(node.upstreamNodeIds());
    if (upstreamNodeIds.isEmpty()) {
        upstreamNodeIds.add(START_NODE_ID);
    }
    if (node.branchNode() != null) {
        throw new IllegalArgumentException("BranchNode isn't yet supported for local execution");
    }
    if (node.workflowNode() != null) {
        throw new IllegalArgumentException("WorkflowNode isn't yet supported for local execution");
    }
    String taskName = node.taskNode().referenceId().name();
    DynamicWorkflowTask dynamicWorkflowTask = dynamicWorkflowTasks.get(taskName);
    RunnableTask runnableTask = runnableTasks.get(taskName);
    if (dynamicWorkflowTask != null) {
        throw new IllegalArgumentException("DynamicWorkflowTask isn't yet supported for local execution");
    }
    Objects.requireNonNull(runnableTask, () -> String.format("Couldn't find task [%s]", taskName));
    int attempts = runnableTask.getRetries().retries() + 1;
    return ExecutionNode.builder().nodeId(node.id()).bindings(node.inputs()).runnableTask(runnableTask).upstreamNodeIds(upstreamNodeIds).attempts(attempts).build();
}