wuchong commented on a change in pull request #12184: URL: https://github.com/apache/flink/pull/12184#discussion_r426209541
########## File path: flink-connectors/flink-connector-elasticsearch-base/src/main/java/org/apache/flink/streaming/connectors/elasticsearch/table/ElasticsearchOptions.java ########## @@ -0,0 +1,134 @@ +/* + * 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.elasticsearch.table; + +import org.apache.flink.configuration.ConfigOption; +import org.apache.flink.configuration.ConfigOptions; +import org.apache.flink.configuration.MemorySize; +import org.apache.flink.configuration.description.Description; +import org.apache.flink.streaming.connectors.elasticsearch.ElasticsearchSinkBase; + +import java.time.Duration; +import java.util.List; + +import static org.apache.flink.configuration.description.TextElement.text; + +/** + * Options for {@link org.apache.flink.table.factories.DynamicTableSinkFactory} for Elasticsearch. + */ +public class ElasticsearchOptions { + /** + * Backoff strategy. Extends {@link ElasticsearchSinkBase.FlushBackoffType} with + * {@code DISABLED} option. + */ + public enum BackOffType { + DISABLED, + CONSTANT, + EXPONENTIAL + } + + public static final ConfigOption<List<String>> HOSTS_OPTION = + ConfigOptions.key("hosts") + .stringType() + .asList() + .noDefaultValue() + .withDescription("Elasticseatch hosts to connect to."); + public static final ConfigOption<String> INDEX_OPTION = + ConfigOptions.key("index") + .stringType() + .noDefaultValue() + .withDescription("Elasticsearch index for every record."); + public static final ConfigOption<String> DOCUMENT_TYPE_OPTION = + ConfigOptions.key("document-type") + .stringType() + .noDefaultValue() + .withDescription("Elasticsearch document type."); + public static final ConfigOption<String> KEY_DELIMITER_OPTION = + ConfigOptions.key("document-id.key-delimiter") + .stringType() + .defaultValue("_") + .withDescription("Delimiter for composite keys e.g., \"$\" would result in IDs \"KEY1$KEY2$KEY3\"."); + public static final ConfigOption<String> FAILURE_HANDLER_OPTION = + ConfigOptions.key("failure-handler") + .stringType() + .defaultValue("fail") + .withDescription(Description.builder() + .text("Failure handling strategy in case a request to Elasticsearch fails") + .list( + text("\"fail\" (throws an exception if a request fails and thus causes a job failure),"), + text("\"ignore\" (ignores failures and drops the request),"), + text("\"retry_rejected\" (re-adds requests that have failed due to queue capacity saturation),"), + text("\"class name\" for failure handling with a ActionRequestFailureHandler subclass")) + .build()); + public static final ConfigOption<Boolean> FLUSH_ON_CHECKPOINT_OPTION = + ConfigOptions.key("sink.flush-on-checkpoint") + .booleanType() + .defaultValue(true) + .withDescription("Disables flushing on checkpoint"); + public static final ConfigOption<Integer> BULK_FLUSH_MAX_ACTIONS_OPTION = + ConfigOptions.key("sink.bulk-flush.max-actions") + .intType() + .noDefaultValue() + .withDescription("Maximum number of actions to buffer for each bulk request."); + public static final ConfigOption<MemorySize> BULK_FLASH_MAX_SIZE_OPTION = + ConfigOptions.key("sink.bulk-flush.max-size") + .memoryType() + .noDefaultValue() + .withDescription("Maximum size of buffered actions per bulk request"); + public static final ConfigOption<Duration> BULK_FLUSH_INTERVAL_OPTION = + ConfigOptions.key("sink.bulk-flush.interval") + .durationType() + .noDefaultValue() + .withDescription("Bulk flush interval"); + public static final ConfigOption<BackOffType> BULK_FLUSH_BACKOFF_TYPE_OPTION = + ConfigOptions.key("sink.bulk-flush.back-off.strategy") + .enumType(BackOffType.class) + .defaultValue(BackOffType.DISABLED) + .withDescription("Backoff strategy"); + public static final ConfigOption<Integer> BULK_FLUSH_BACKOFF_MAX_RETRIES_OPTION = + ConfigOptions.key("sink.bulk-flush.backoff.max-retries") Review comment: sink.bulk-flush.back-off.max-retries ########## File path: flink-connectors/flink-connector-elasticsearch-base/src/main/java/org/apache/flink/streaming/connectors/elasticsearch/table/ElasticsearchOptions.java ########## @@ -0,0 +1,134 @@ +/* + * 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.elasticsearch.table; + +import org.apache.flink.configuration.ConfigOption; +import org.apache.flink.configuration.ConfigOptions; +import org.apache.flink.configuration.MemorySize; +import org.apache.flink.configuration.description.Description; +import org.apache.flink.streaming.connectors.elasticsearch.ElasticsearchSinkBase; + +import java.time.Duration; +import java.util.List; + +import static org.apache.flink.configuration.description.TextElement.text; + +/** + * Options for {@link org.apache.flink.table.factories.DynamicTableSinkFactory} for Elasticsearch. + */ +public class ElasticsearchOptions { + /** + * Backoff strategy. Extends {@link ElasticsearchSinkBase.FlushBackoffType} with + * {@code DISABLED} option. + */ + public enum BackOffType { + DISABLED, + CONSTANT, + EXPONENTIAL + } + + public static final ConfigOption<List<String>> HOSTS_OPTION = + ConfigOptions.key("hosts") + .stringType() + .asList() + .noDefaultValue() + .withDescription("Elasticseatch hosts to connect to."); + public static final ConfigOption<String> INDEX_OPTION = + ConfigOptions.key("index") + .stringType() + .noDefaultValue() + .withDescription("Elasticsearch index for every record."); + public static final ConfigOption<String> DOCUMENT_TYPE_OPTION = + ConfigOptions.key("document-type") + .stringType() + .noDefaultValue() + .withDescription("Elasticsearch document type."); + public static final ConfigOption<String> KEY_DELIMITER_OPTION = + ConfigOptions.key("document-id.key-delimiter") + .stringType() + .defaultValue("_") + .withDescription("Delimiter for composite keys e.g., \"$\" would result in IDs \"KEY1$KEY2$KEY3\"."); + public static final ConfigOption<String> FAILURE_HANDLER_OPTION = + ConfigOptions.key("failure-handler") + .stringType() + .defaultValue("fail") + .withDescription(Description.builder() + .text("Failure handling strategy in case a request to Elasticsearch fails") + .list( + text("\"fail\" (throws an exception if a request fails and thus causes a job failure),"), + text("\"ignore\" (ignores failures and drops the request),"), + text("\"retry_rejected\" (re-adds requests that have failed due to queue capacity saturation),"), + text("\"class name\" for failure handling with a ActionRequestFailureHandler subclass")) + .build()); + public static final ConfigOption<Boolean> FLUSH_ON_CHECKPOINT_OPTION = + ConfigOptions.key("sink.flush-on-checkpoint") + .booleanType() + .defaultValue(true) + .withDescription("Disables flushing on checkpoint"); + public static final ConfigOption<Integer> BULK_FLUSH_MAX_ACTIONS_OPTION = + ConfigOptions.key("sink.bulk-flush.max-actions") + .intType() + .noDefaultValue() + .withDescription("Maximum number of actions to buffer for each bulk request."); + public static final ConfigOption<MemorySize> BULK_FLASH_MAX_SIZE_OPTION = + ConfigOptions.key("sink.bulk-flush.max-size") + .memoryType() + .noDefaultValue() + .withDescription("Maximum size of buffered actions per bulk request"); + public static final ConfigOption<Duration> BULK_FLUSH_INTERVAL_OPTION = + ConfigOptions.key("sink.bulk-flush.interval") + .durationType() + .noDefaultValue() + .withDescription("Bulk flush interval"); + public static final ConfigOption<BackOffType> BULK_FLUSH_BACKOFF_TYPE_OPTION = + ConfigOptions.key("sink.bulk-flush.back-off.strategy") + .enumType(BackOffType.class) + .defaultValue(BackOffType.DISABLED) + .withDescription("Backoff strategy"); + public static final ConfigOption<Integer> BULK_FLUSH_BACKOFF_MAX_RETRIES_OPTION = + ConfigOptions.key("sink.bulk-flush.backoff.max-retries") + .intType() + .noDefaultValue() + .withDescription("Maximum number of retries."); + public static final ConfigOption<Duration> BULK_FLUSH_BACKOFF_DELAY_OPTION = + ConfigOptions.key("sink.bulk-flush.backoff.delay") Review comment: sink.bulk-flush.back-off.delay ########## File path: flink-connectors/flink-connector-elasticsearch-base/src/main/java/org/apache/flink/streaming/connectors/elasticsearch/table/RowElasticsearchSinkFunction.java ########## @@ -0,0 +1,142 @@ +/* + * 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.elasticsearch.table; + +import org.apache.flink.annotation.Internal; +import org.apache.flink.api.common.functions.RuntimeContext; +import org.apache.flink.api.common.serialization.SerializationSchema; +import org.apache.flink.streaming.connectors.elasticsearch.ElasticsearchSinkFunction; +import org.apache.flink.streaming.connectors.elasticsearch.RequestIndexer; +import org.apache.flink.table.api.TableException; +import org.apache.flink.table.data.RowData; +import org.apache.flink.util.Preconditions; + +import org.elasticsearch.action.ActionRequest; +import org.elasticsearch.action.delete.DeleteRequest; +import org.elasticsearch.action.index.IndexRequest; +import org.elasticsearch.action.update.UpdateRequest; +import org.elasticsearch.common.xcontent.XContentType; + +import javax.annotation.Nullable; + +import java.util.Objects; +import java.util.function.Function; + +/** + * Sink function for converting upserts into Elasticsearch {@link ActionRequest}s. + */ +@Internal +class RowElasticsearchSinkFunction implements ElasticsearchSinkFunction<RowData> { + + private static final long serialVersionUID = 1L; + + private final IndexGenerator indexGenerator; + private final String docType; + private final SerializationSchema<RowData> serializationSchema; + private final XContentType contentType; + private final RequestFactory requestFactory; + private final Function<RowData, String> createKey; + + public RowElasticsearchSinkFunction( + IndexGenerator indexGenerator, + @Nullable String docType, // this is deprecated in es 7+ + SerializationSchema<RowData> serializationSchema, + XContentType contentType, + RequestFactory requestFactory, + Function<RowData, String> createKey) { + this.indexGenerator = Preconditions.checkNotNull(indexGenerator); + this.docType = docType; + this.serializationSchema = Preconditions.checkNotNull(serializationSchema); + this.contentType = Preconditions.checkNotNull(contentType); + this.requestFactory = Preconditions.checkNotNull(requestFactory); + this.createKey = Preconditions.checkNotNull(createKey); + } + + @Override + public void process( + RowData element, + RuntimeContext ctx, + RequestIndexer indexer) { + switch (element.getRowKind()) { + case INSERT: + case UPDATE_BEFORE: Review comment: An `UPDATE_BEFORE` means it's a retraction of previous row, so we should `processDelete` for it. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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