| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.drill.exec.store.druid; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonIgnoreProperties; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import org.apache.drill.common.util.JacksonUtils; |
| import com.google.common.io.Resources; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import okhttp3.OkHttpClient; |
| import okhttp3.Request; |
| import okhttp3.RequestBody; |
| import okhttp3.Response; |
| |
| import java.io.InputStream; |
| import java.io.IOException; |
| import java.net.URISyntaxException; |
| import java.nio.file.Files; |
| import java.nio.file.Paths; |
| import java.util.concurrent.TimeUnit; |
| |
| public class TestDataGenerator { |
| private static final Logger logger = LoggerFactory.getLogger(TestDataGenerator.class); |
| |
| private static final OkHttpClient httpClient = new OkHttpClient(); |
| |
| private static final ObjectMapper mapper = JacksonUtils.createObjectMapper(); |
| |
| private static final String RESPONSE_SUCCESS = "SUCCESS"; |
| |
| public static void startImport(DruidStoragePluginConfig druidStoragePluginConfig) throws Exception { |
| if (isDruidRunning(druidStoragePluginConfig)) { |
| logger.debug("Starting Test Data Import"); |
| String taskId = startImportTask(druidStoragePluginConfig); |
| waitForIndexingTaskToFinish(taskId, druidStoragePluginConfig); |
| logger.debug("Finished Test Data Import"); |
| } |
| else { |
| logger.error("DRUID does not seem to be running..."); |
| } |
| } |
| |
| private static boolean isDruidRunning(DruidStoragePluginConfig druidStoragePluginConfig) { |
| try { |
| String healthCheckUrl = druidStoragePluginConfig.getCoordinatorAddress() + "/status/health"; |
| Request get = new Request.Builder() |
| .url(healthCheckUrl) |
| .build(); |
| |
| try (Response resp = httpClient.newCall(get).execute()) { |
| return resp.isSuccessful() && resp.body().string().equalsIgnoreCase("true"); |
| } |
| } catch (Exception ex) { |
| logger.error("Error getting druid status", ex); |
| return false; |
| } |
| } |
| |
| private static String taskUrl(DruidStoragePluginConfig druidStoragePluginConfig) { |
| return druidStoragePluginConfig.getCoordinatorAddress() + "/druid/indexer/v1/task"; |
| } |
| |
| private static String startImportTask(DruidStoragePluginConfig druidStoragePluginConfig) throws URISyntaxException, IOException { |
| try { |
| String url = taskUrl(druidStoragePluginConfig); |
| RequestBody postBody = RequestBody.create( |
| Files.readAllBytes(Paths.get(Resources.getResource("wikipedia-index.json").toURI())) |
| ); |
| Request post = new Request.Builder() |
| .url(url) |
| .addHeader("Content-Type", "application/json") |
| .post(postBody) |
| .build(); |
| |
| try (Response resp = httpClient.newCall(post).execute()) { |
| String respBodyStr = resp.body().string(); |
| TaskStartResponse taskStartResponse = mapper.readValue( |
| respBodyStr, |
| TaskStartResponse.class |
| ); |
| logger.debug("Started Indexing Task - {}", taskStartResponse.getTaskId()); |
| return taskStartResponse.getTaskId(); |
| } |
| } catch (Exception ex) { |
| logger.error("Error starting Indexing Task"); |
| throw ex; |
| } |
| } |
| |
| private static void waitForIndexingTaskToFinish(String taskId, DruidStoragePluginConfig druidStoragePluginConfig) throws Exception { |
| int sleepMinutes = 1; |
| logger.info("Waiting {} minute(s) for Indexing Task - {} to finish", sleepMinutes, taskId); |
| Thread.sleep(TimeUnit.MINUTES.toMillis(sleepMinutes)); |
| |
| String url = taskUrl(druidStoragePluginConfig) + "/" + taskId + "/status"; |
| Request get = new Request.Builder() |
| .url(url) |
| .addHeader("Content-Type", "application/json") |
| .build(); |
| |
| try (Response resp = httpClient.newCall(get).execute()) { |
| InputStream jsonStream = resp.body().byteStream(); |
| TaskStatusResponse taskStatusResponse = mapper.readValue(jsonStream, TaskStatusResponse.class); |
| if (!taskStatusResponse.taskStatus.status.equalsIgnoreCase(RESPONSE_SUCCESS)) { |
| throw new Exception(String.format("Task %s finished with status %s", taskId, taskStatusResponse.taskStatus.status)); |
| } |
| } |
| |
| logger.debug("Task {} finished successfully", taskId); |
| } |
| |
| private static class TaskStartResponse { |
| @JsonProperty("task") |
| private final String taskId; |
| |
| @JsonCreator |
| public TaskStartResponse(@JsonProperty("task") String taskId) { |
| this.taskId = taskId; |
| } |
| |
| public String getTaskId() { |
| return taskId; |
| } |
| } |
| |
| @JsonIgnoreProperties(ignoreUnknown = true) |
| private static class TaskStatus { |
| @JsonProperty |
| String id; |
| |
| @JsonProperty |
| String statusCode; |
| |
| @JsonProperty |
| String status; |
| |
| @JsonProperty |
| int duration; |
| |
| @JsonProperty |
| String dataSource; |
| |
| @JsonCreator |
| public TaskStatus(@JsonProperty("id") String id, @JsonProperty("statusCode") String statusCode, @JsonProperty("status") String status, @JsonProperty("duration") int duration, @JsonProperty("dataSource") String dataSource) { |
| this.id = id; |
| this.statusCode = statusCode; |
| this.status = status; |
| this.duration = duration; |
| this.dataSource = dataSource; |
| } |
| } |
| |
| private static class TaskStatusResponse { |
| @JsonProperty("task") |
| String taskId; |
| |
| @JsonProperty("status") |
| TaskStatus taskStatus; |
| |
| public TaskStatusResponse(@JsonProperty("task") String taskId, @JsonProperty("status") TaskStatus taskStatus) { |
| this.taskId = taskId; |
| this.taskStatus = taskStatus; |
| } |
| } |
| } |