dnet-applications/apps/dnet-exporter-api/src/main/java/eu/dnetlib/openaire/dsm/dao/MongoLoggerClientImpl.java

308 lines
11 KiB
Java

package eu.dnetlib.openaire.dsm.dao;
import static com.mongodb.client.model.Filters.and;
import static com.mongodb.client.model.Filters.eq;
import static com.mongodb.client.model.Filters.regex;
import static com.mongodb.client.model.Projections.fields;
import java.time.Instant;
import java.time.LocalDate;
import java.time.ZoneId;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.concurrent.TimeUnit;
import java.util.function.Function;
import java.util.stream.Collectors;
import org.apache.commons.lang3.BooleanUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.time.DateFormatUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.http.HttpStatus;
import org.bson.Document;
import org.bson.conversions.Bson;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.primitives.Ints;
import com.mongodb.BasicDBObject;
import com.mongodb.MongoClient;
import com.mongodb.client.FindIterable;
import com.mongodb.client.MongoCollection;
import eu.dnetlib.DnetOpenaireExporterProperties;
import eu.dnetlib.DnetOpenaireExporterProperties.Datasource;
import eu.dnetlib.miscutils.datetime.DateUtils;
import eu.dnetlib.openaire.common.Utils;
import eu.dnetlib.openaire.dsm.dao.utils.DsmMappingUtils;
import eu.dnetlib.openaire.exporter.exceptions.DsmApiException;
import eu.dnetlib.openaire.exporter.model.dsm.AggregationInfo;
import eu.dnetlib.openaire.exporter.model.dsm.AggregationInfoV1;
import eu.dnetlib.openaire.exporter.model.dsm.AggregationStage;
import eu.dnetlib.openaire.exporter.model.dsm.CollectionMode;
import eu.dnetlib.openaire.info.JdbcInfoDao;
/**
* Created by claudio on 20/10/2016.
*/
@Component
@ConditionalOnProperty(value = "openaire.exporter.enable.dsm", havingValue = "true")
public class MongoLoggerClientImpl implements MongoLoggerClient {
private static final Log log = LogFactory.getLog(MongoLoggerClientImpl.class);
@Autowired
private MongoClient datasourcePublisherMongoClient;
@Autowired
private DnetOpenaireExporterProperties config;
@Autowired
private JdbcInfoDao jdbcInfoDao;
private final static String LOADTIME = "loadtime";
private final LoadingCache<String, Instant> loadingCache =
CacheBuilder.newBuilder().maximumSize(1).expireAfterWrite(60, TimeUnit.MINUTES).build(new CacheLoader<String, Instant>() {
// The only cached value is associated to "loadtime"
@Override
public Instant load(final String key) {
final Instant loadTime = getLoadTime();
log.debug("found load time: " + loadTime.toString());
return loadTime;
}
});
private static final Bson fields = getFields();
private static MongoCollection<Document> collection = null;
@Override
@Cacheable("dsm-aggregationhistory-cache-v1")
@Deprecated
public List<AggregationInfoV1> getAggregationHistoryV1(final String dsId) throws DsmApiException {
return getAggregationHistoryV1(dsId, queryForAggregationHistoryV1(dsId, "(collect|transform)"), getMapperV1());
}
@Override
@Cacheable("dsm-aggregationhistory-cache-v2")
public List<AggregationInfo> getAggregationHistoryV2(final String dsId) throws DsmApiException {
return getAggregationHistoryV2(dsId, queryForAggregationHistoryV2(dsId, "(collect|transform)"), getMapperV2());
}
@Deprecated
private List<AggregationInfoV1> getAggregationHistoryV1(final String dsId,
final Bson queryForAggregationHistory,
final Function<Document, AggregationInfoV1> mapper) throws DsmApiException {
log.warn(String.format("getAggregationHistory(dsId = %s): not using cache", dsId));
final Datasource conf = config.getDatasource();
try {
final FindIterable<Document> aggregationDocs = getCollection().find(queryForAggregationHistory)
.projection(fields)
.limit(conf.getMongoQueryLimit())
.sort(dbo("system:startHumanDate", -1));
final List<AggregationInfoV1> aggregationInfos = Utils.stream(aggregationDocs.iterator())
.map(mapper)
.filter(ai -> ai.getNumberOfRecords() >= 0 && StringUtils.isNotBlank(ai.getDate()))
.collect(Collectors.toList());
final Instant loadTime = loadingCache.get(LOADTIME);
if (!Objects.equals(Instant.MIN, loadTime)) {
for (final AggregationInfoV1 a : aggregationInfos) {
if (asInstant(a).isBefore(loadTime) && AggregationStage.COLLECT.equals(a.getAggregationStage())) {
a.setIndexedVersion(true);
break;
}
}
}
return aggregationInfos;
} catch (final Throwable e) {
throw new DsmApiException(HttpStatus.SC_INTERNAL_SERVER_ERROR, String.format("error reading aggregation history for '%s'", dsId), e);
}
}
private List<AggregationInfo> getAggregationHistoryV2(final String dsId,
final Bson queryForAggregationHistory,
final Function<Document, AggregationInfo> mapper) throws DsmApiException {
log.warn(String.format("getAggregationHistory(dsId = %s): not using cache", dsId));
final Datasource conf = config.getDatasource();
try {
final FindIterable<Document> aggregationDocs = getCollection().find(queryForAggregationHistory)
.projection(fields)
.limit(conf.getMongoQueryLimit())
.sort(dbo("system:startHumanDate", -1));
final List<AggregationInfo> aggregationInfos = Utils.stream(aggregationDocs.iterator())
.map(mapper)
.filter(ai -> ai.getNumberOfRecords() >= 0 && StringUtils.isNotBlank(ai.getDate()))
.collect(Collectors.toList());
final Instant loadTime = loadingCache.get(LOADTIME);
if (!Objects.equals(Instant.MIN, loadTime)) {
for (final AggregationInfo a : aggregationInfos) {
if (asInstant(a).isBefore(loadTime) && AggregationStage.COLLECT.equals(a.getAggregationStage())) {
a.setIndexedVersion(true);
break;
}
}
}
return aggregationInfos;
} catch (final Throwable e) {
throw new DsmApiException(HttpStatus.SC_INTERNAL_SERVER_ERROR, String.format("error reading aggregation history for '%s'", dsId), e);
}
}
private Instant getLoadTime() {
log.warn("querying for metadata load time, not using cache");
final LocalDate date = jdbcInfoDao.getDate(JdbcInfoDao.DATE_INFO.oaf_load_date);
return date.atStartOfDay(ZoneId.systemDefault()).toInstant();
}
private Instant asInstant(final AggregationInfo a) {
return Instant.parse(a.getDate() + "T00:00:00Z");
}
@Deprecated
private Instant asInstant(final AggregationInfoV1 a) {
return Instant.parse(a.getDate() + "T00:00:00Z");
}
@Override
@CacheEvict(cacheNames = {
"dsm-aggregationhistory-cache-v1", "dsm-aggregationhistory-cache-v2", "dsm-firstharvestdate-cache"
}, allEntries = true)
@Scheduled(fixedDelayString = "${openaire.exporter.cache.ttl}")
public void dropCache() {
log.debug("dropped dsManager aggregation history cache");
}
@Deprecated
private Function<Document, AggregationInfoV1> getMapperV1() {
return d -> {
AggregationInfoV1 info = null;
final AggregationStage stage = AggregationStage.parse(d.getString("system:wfName"));
final boolean success = isCompletedSuccesfully(d);
switch (stage) {
case COLLECT:
final AggregationInfoV1 cInfo = new AggregationInfoV1();
cInfo.setAggregationStage(stage);
cInfo.setCollectionMode(getCollectionMode(d));
cInfo.setNumberOfRecords(success ? getNumberOfRecords(d) : 0);
cInfo.setDate(getDate(d));
info = cInfo;
break;
case TRANSFORM:
final AggregationInfoV1 tInfo = new AggregationInfoV1();
tInfo.setAggregationStage(stage);
tInfo.setNumberOfRecords(success ? getNumberOfRecords(d) : 0);
tInfo.setDate(getDate(d));
info = tInfo;
break;
}
return info;
};
}
private Function<Document, AggregationInfo> getMapperV2() {
return d -> {
AggregationInfo info = null;
final AggregationStage stage = AggregationStage.parse(d.getString("system:wfName"));
final boolean success = isCompletedSuccesfully(d);
switch (stage) {
case COLLECT:
final AggregationInfo cInfo = new AggregationInfo();
cInfo.setAggregationStage(stage);
cInfo.setCollectionMode(getCollectionMode(d));
cInfo.setNumberOfRecords(success ? getNumberOfRecords(d) : 0);
cInfo.setDate(getDate(d));
cInfo.setCompletedSuccessfully(success);
info = cInfo;
break;
case TRANSFORM:
final AggregationInfo tInfo = new AggregationInfo();
tInfo.setAggregationStage(stage);
tInfo.setNumberOfRecords(success ? getNumberOfRecords(d) : 0);
tInfo.setDate(getDate(d));
tInfo.setCompletedSuccessfully(success);
info = tInfo;
break;
}
return info;
};
}
private CollectionMode getCollectionMode(final Document d) {
return Optional.ofNullable(d.getString("system:node:SELECT_MODE:selection"))
.map(CollectionMode::valueOf)
.orElseGet(() -> Optional.ofNullable(d.getString("collectionMode"))
.map(CollectionMode::valueOf)
.orElse(null));
}
private Integer getNumberOfRecords(final Document d) {
final String sinkSize = d.getString("mainlog:sinkSize");
final String total = d.getString("mainlog:total");
if (StringUtils.isNotBlank(sinkSize)) { return Ints.tryParse(sinkSize); }
if (StringUtils.isNotBlank(total)) { return Ints.tryParse(total); }
return -1;
}
private String getDate(final Document d) {
final String dateString = d.getString("system:startHumanDate");
if (StringUtils.isBlank(dateString)) { return ""; }
return DateFormatUtils.format(new DateUtils().parse(dateString), DsmMappingUtils.DATE_FORMAT);
}
private boolean isCompletedSuccesfully(final Document d) {
final String boolString = d.getString("system:isCompletedSuccessfully");
return BooleanUtils.toBoolean(boolString);
}
private static Bson getFields() {
return fields(eq("system:wfName", 1), eq("system:node:SELECT_MODE:selection", 1), eq("collectionMode", 1), eq("mainlog:sinkSize", 1), eq("mainlog:writeOps", 1), eq("mainlog:total", 1), eq("system:startHumanDate", 1), eq("system:profileName", 1), eq("system:isCompletedSuccessfully", 1));
}
private static BasicDBObject dbo(final String key, final Object value) {
return new BasicDBObject(key, value);
}
@Deprecated
private Bson queryForAggregationHistoryV1(final String dsId, final String pattern) {
return and(eq("parentDatasourceId", dsId), eq("system:profileFamily", "aggregator"), eq("system:isCompletedSuccessfully", "true"), regex("system:wfName", pattern, "i"));
}
private Bson queryForAggregationHistoryV2(final String dsId, final String pattern) {
return and(eq("parentDatasourceId", dsId), eq("system:profileFamily", "aggregator"), regex("system:wfName", pattern, "i"));
}
private synchronized MongoCollection<Document> getCollection() {
if (collection == null) {
log.info("inizializing mongodb collection ...");
final Datasource conf = config.getDatasource();
collection = datasourcePublisherMongoClient.getDatabase(conf.getMongoDbName()).getCollection(conf.getMongoCollectionName());
}
return collection;
}
}