forked from D-Net/dnet-hadoop
100 lines
3.2 KiB
Java
100 lines
3.2 KiB
Java
|
|
package eu.dnetlib.dhp.broker.oa;
|
|
|
|
import static eu.dnetlib.dhp.common.SparkSessionSupport.runWithSparkSession;
|
|
|
|
import java.io.IOException;
|
|
import java.util.Optional;
|
|
import java.util.Properties;
|
|
|
|
import org.apache.commons.io.IOUtils;
|
|
import org.apache.http.client.methods.CloseableHttpResponse;
|
|
import org.apache.http.client.methods.HttpGet;
|
|
import org.apache.http.impl.client.CloseableHttpClient;
|
|
import org.apache.http.impl.client.HttpClients;
|
|
import org.apache.spark.SparkConf;
|
|
import org.apache.spark.sql.Encoders;
|
|
import org.apache.spark.sql.SaveMode;
|
|
import org.apache.spark.sql.TypedColumn;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
|
|
import eu.dnetlib.dhp.broker.model.Event;
|
|
import eu.dnetlib.dhp.broker.oa.util.ClusterUtils;
|
|
import eu.dnetlib.dhp.broker.oa.util.aggregators.stats.DatasourceStats;
|
|
import eu.dnetlib.dhp.broker.oa.util.aggregators.stats.StatsAggregator;
|
|
|
|
public class GenerateStatsJob {
|
|
|
|
private static final Logger log = LoggerFactory.getLogger(GenerateStatsJob.class);
|
|
|
|
public static void main(final String[] args) throws Exception {
|
|
|
|
final ArgumentApplicationParser parser = new ArgumentApplicationParser(
|
|
IOUtils
|
|
.toString(
|
|
GenerateStatsJob.class
|
|
.getResourceAsStream("/eu/dnetlib/dhp/broker/oa/stats_params.json")));
|
|
parser.parseArgument(args);
|
|
|
|
final Boolean isSparkSessionManaged = Optional
|
|
.ofNullable(parser.get("isSparkSessionManaged"))
|
|
.map(Boolean::valueOf)
|
|
.orElse(Boolean.TRUE);
|
|
log.info("isSparkSessionManaged: {}", isSparkSessionManaged);
|
|
|
|
final SparkConf conf = new SparkConf();
|
|
|
|
final String eventsPath = parser.get("outputDir") + "/events";
|
|
log.info("eventsPath: {}", eventsPath);
|
|
|
|
final String dbUrl = parser.get("dbUrl");
|
|
log.info("dbUrl: {}", dbUrl);
|
|
|
|
final String dbUser = parser.get("dbUser");
|
|
log.info("dbUser: {}", dbUser);
|
|
|
|
final String dbPassword = parser.get("dbPassword");
|
|
log.info("dbPassword: {}", "***");
|
|
|
|
final String brokerApiBaseUrl = parser.get("brokerApiBaseUrl");
|
|
log.info("brokerApiBaseUrl: {}", brokerApiBaseUrl);
|
|
|
|
final TypedColumn<Event, DatasourceStats> aggr = new StatsAggregator().toColumn();
|
|
|
|
final Properties connectionProperties = new Properties();
|
|
connectionProperties.put("user", dbUser);
|
|
connectionProperties.put("password", dbPassword);
|
|
|
|
runWithSparkSession(conf, isSparkSessionManaged, spark -> {
|
|
|
|
ClusterUtils
|
|
.readPath(spark, eventsPath, Event.class)
|
|
.groupByKey(e -> e.getTopic() + "@@@" + e.getMap().getTargetDatasourceId(), Encoders.STRING())
|
|
.agg(aggr)
|
|
.map(t -> t._2, Encoders.bean(DatasourceStats.class))
|
|
.write()
|
|
.mode(SaveMode.Overwrite)
|
|
.jdbc(dbUrl, "oa_datasource_stats_temp", connectionProperties);
|
|
|
|
log.info("*** updateStats");
|
|
updateStats(brokerApiBaseUrl);
|
|
log.info("*** ALL done.");
|
|
|
|
});
|
|
}
|
|
|
|
private static String updateStats(final String brokerApiBaseUrl) throws IOException {
|
|
final String url = brokerApiBaseUrl + "/api/openaireBroker/stats/update";
|
|
final HttpGet req = new HttpGet(url);
|
|
|
|
try (final CloseableHttpClient client = HttpClients.createDefault()) {
|
|
try (final CloseableHttpResponse response = client.execute(req)) {
|
|
return IOUtils.toString(response.getEntity().getContent());
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|