| /* |
| * 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.flink.streaming.connectors.pinot; |
| |
| import org.apache.flink.streaming.connectors.pinot.exceptions.PinotControllerApiException; |
| import org.apache.pinot.client.*; |
| import org.apache.pinot.spi.config.table.TableConfig; |
| import org.apache.pinot.spi.data.Schema; |
| import org.apache.pinot.spi.utils.JsonUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| |
| /** |
| * Helper class ot interact with the Pinot controller and broker in the e2e tests |
| */ |
| public class PinotTestHelper implements Closeable { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(PinotTestHelper.class); |
| private final String host; |
| private final String brokerPort; |
| private final PinotControllerHttpClient httpClient; |
| |
| /** |
| * @param host Host the Pinot controller and broker are accessible at |
| * @param controllerPort The Pinot controller's external port at {@code host} |
| * @param brokerPort A Pinot broker's external port at {@code host} |
| */ |
| public PinotTestHelper(String host, String controllerPort, String brokerPort) { |
| this.host = host; |
| this.brokerPort = brokerPort; |
| this.httpClient = new PinotControllerHttpClient(host, controllerPort); |
| } |
| |
| /** |
| * Adds a Pinot table schema. |
| * |
| * @param tableSchema Pinot table schema to add |
| * @throws IOException |
| */ |
| private void addSchema(Schema tableSchema) throws IOException { |
| PinotControllerHttpClient.ApiResponse res = httpClient.post("/schemas", JsonUtils.objectToString(tableSchema)); |
| LOG.debug("Schema add request for schema {} returned {}", tableSchema.getSchemaName(), res.responseBody); |
| if (res.statusLine.getStatusCode() != 200) { |
| throw new PinotControllerApiException(res.responseBody); |
| } |
| } |
| |
| /** |
| * Deletes a Pinot table schema. |
| * |
| * @param tableSchema Pinot table schema to delete |
| * @throws IOException |
| */ |
| private void deleteSchema(Schema tableSchema) throws IOException { |
| PinotControllerHttpClient.ApiResponse res = httpClient.delete(String.format("/schemas/%s", tableSchema.getSchemaName())); |
| LOG.debug("Schema delete request for schema {} returned {}", tableSchema.getSchemaName(), res.responseBody); |
| if (res.statusLine.getStatusCode() != 200) { |
| throw new PinotControllerApiException(res.responseBody); |
| } |
| } |
| |
| /** |
| * Creates a Pinot table. |
| * |
| * @param tableConfig Pinot table configuration of table to create |
| * @throws IOException |
| */ |
| private void addTable(TableConfig tableConfig) throws IOException { |
| PinotControllerHttpClient.ApiResponse res = httpClient.post("/tables", JsonUtils.objectToString(tableConfig)); |
| LOG.debug("Table creation request for table {} returned {}", tableConfig.getTableName(), res.responseBody); |
| if (res.statusLine.getStatusCode() != 200) { |
| throw new PinotControllerApiException(res.responseBody); |
| } |
| } |
| |
| /** |
| * Deletes a Pinot table with all its segments. |
| * |
| * @param tableConfig Pinot table configuration of table to delete |
| * @throws IOException |
| */ |
| private void removeTable(TableConfig tableConfig) throws IOException { |
| PinotControllerHttpClient.ApiResponse res = httpClient.delete(String.format("/tables/%s", tableConfig.getTableName())); |
| LOG.debug("Table deletion request for table {} returned {}", tableConfig.getTableName(), res.responseBody); |
| if (res.statusLine.getStatusCode() != 200) { |
| throw new PinotControllerApiException(res.responseBody); |
| } |
| } |
| |
| /** |
| * Creates a Pinot table by first adding a schema and then creating the actual table using the |
| * Pinot table configuration |
| * |
| * @param tableConfig Pinot table configuration |
| * @param tableSchema Pinot table schema |
| * @throws IOException |
| */ |
| public void createTable(TableConfig tableConfig, Schema tableSchema) throws IOException { |
| this.addSchema(tableSchema); |
| this.addTable(tableConfig); |
| } |
| |
| /** |
| * Deletes a Pinot table by first deleting the table and its segments and then deleting the |
| * table's schema. |
| * |
| * @param tableConfig Pinot table configuration |
| * @param tableSchema Pinot table schema |
| * @throws IOException |
| */ |
| public void deleteTable(TableConfig tableConfig, Schema tableSchema) throws IOException { |
| this.removeTable(tableConfig); |
| this.deleteSchema(tableSchema); |
| } |
| |
| /** |
| * Fetch table entries via the Pinot broker. |
| * |
| * @param tableName Target table's name |
| * @param maxNumberOfEntries Max number of entries to fetch |
| * @return ResultSet |
| * @throws PinotControllerApiException |
| */ |
| public ResultSet getTableEntries(String tableName, Integer maxNumberOfEntries) throws PinotControllerApiException { |
| Connection brokerConnection = null; |
| try { |
| String brokerHostPort = String.format("%s:%s", this.host, this.brokerPort); |
| brokerConnection = ConnectionFactory.fromHostList(brokerHostPort); |
| String query = String.format("SELECT * FROM %s LIMIT %d", tableName, maxNumberOfEntries); |
| |
| Request pinotClientRequest = new Request("sql", query); |
| ResultSetGroup pinotResultSetGroup = brokerConnection.execute(pinotClientRequest); |
| |
| if (pinotResultSetGroup.getResultSetCount() != 1) { |
| throw new PinotControllerApiException("Could not find any data in Pinot cluster."); |
| } |
| return pinotResultSetGroup.getResultSet(0); |
| } finally { |
| if (brokerConnection != null) { |
| brokerConnection.close(); |
| } |
| } |
| } |
| |
| @Override |
| public void close() throws IOException { |
| httpClient.close(); |
| } |
| } |