forked from D-Net/dnet-hadoop
84 lines
2.7 KiB
Java
84 lines
2.7 KiB
Java
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package eu.dnetlib.dhp.broker.oa;
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import java.util.HashMap;
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import java.util.Map;
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import org.apache.commons.io.IOUtils;
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import org.apache.spark.SparkConf;
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import org.apache.spark.api.java.JavaRDD;
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import org.apache.spark.sql.Encoders;
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import org.apache.spark.sql.SparkSession;
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import org.elasticsearch.spark.rdd.api.java.JavaEsSpark;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.fasterxml.jackson.core.JsonProcessingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.dhp.application.ArgumentApplicationParser;
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import eu.dnetlib.dhp.broker.model.Event;
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import eu.dnetlib.dhp.broker.oa.util.ClusterUtils;
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@Deprecated
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public class IndexOnESJob {
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private static final Logger log = LoggerFactory.getLogger(IndexOnESJob.class);
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public static void main(final String[] args) throws Exception {
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final ArgumentApplicationParser parser = new ArgumentApplicationParser(
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IOUtils
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.toString(
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IndexOnESJob.class
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.getResourceAsStream("/eu/dnetlib/dhp/broker/oa/index_es.json")));
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parser.parseArgument(args);
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final SparkConf conf = new SparkConf();
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final String eventsPath = parser.get("outputDir") + "/events";
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log.info("eventsPath: {}", eventsPath);
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final String index = parser.get("index");
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log.info("index: {}", index);
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final String indexHost = parser.get("esHost");
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log.info("indexHost: {}", indexHost);
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final String esBatchWriteRetryCount = parser.get("esBatchWriteRetryCount");
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log.info("esBatchWriteRetryCount: {}", esBatchWriteRetryCount);
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final String esBatchWriteRetryWait = parser.get("esBatchWriteRetryWait");
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log.info("esBatchWriteRetryWait: {}", esBatchWriteRetryWait);
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final String esBatchSizeEntries = parser.get("esBatchSizeEntries");
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log.info("esBatchSizeEntries: {}", esBatchSizeEntries);
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final String esNodesWanOnly = parser.get("esNodesWanOnly");
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log.info("esNodesWanOnly: {}", esNodesWanOnly);
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final SparkSession spark = SparkSession.builder().config(conf).getOrCreate();
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final JavaRDD<String> inputRdd = ClusterUtils
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.readPath(spark, eventsPath, Event.class)
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.map(IndexOnESJob::eventAsJsonString, Encoders.STRING())
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.javaRDD();
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final Map<String, String> esCfg = new HashMap<>();
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esCfg.put("es.index.auto.create", "false");
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esCfg.put("es.nodes", indexHost);
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esCfg.put("es.mapping.id", "eventId"); // THE PRIMARY KEY
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esCfg.put("es.batch.write.retry.count", esBatchWriteRetryCount);
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esCfg.put("es.batch.write.retry.wait", esBatchWriteRetryWait);
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esCfg.put("es.batch.size.entries", esBatchSizeEntries);
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esCfg.put("es.nodes.wan.only", esNodesWanOnly);
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JavaEsSpark.saveJsonToEs(inputRdd, index, esCfg);
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}
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private static String eventAsJsonString(final Event f) throws JsonProcessingException {
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return new ObjectMapper().writeValueAsString(f);
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}
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}
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