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org.graylog.plugins.map.geoip.MaxmindDataAdapter Maven / Gradle / Ivy
/*
* Copyright (C) 2020 Graylog, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* .
*/
package org.graylog.plugins.map.geoip;
import com.codahale.metrics.MetricRegistry;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonTypeName;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.google.auto.value.AutoValue;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Multimap;
import com.google.common.net.InetAddresses;
import com.google.inject.assistedinject.Assisted;
import com.maxmind.geoip2.exception.AddressNotFoundException;
import com.maxmind.geoip2.model.AsnResponse;
import com.maxmind.geoip2.model.CityResponse;
import com.maxmind.geoip2.model.CountryResponse;
import com.maxmind.geoip2.record.Country;
import com.maxmind.geoip2.record.Location;
import org.graylog.autovalue.WithBeanGetter;
import org.graylog.plugins.map.config.DatabaseType;
import org.graylog2.plugin.lookup.LookupCachePurge;
import org.graylog2.plugin.lookup.LookupDataAdapter;
import org.graylog2.plugin.lookup.LookupDataAdapterConfiguration;
import org.graylog2.plugin.lookup.LookupResult;
import org.graylog2.plugin.utilities.FileInfo;
import org.joda.time.Duration;
import org.slf4j.Logger;
import javax.annotation.Nullable;
import javax.inject.Inject;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotEmpty;
import javax.validation.constraints.NotNull;
import java.io.File;
import java.io.IOException;
import java.net.InetAddress;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
import static org.slf4j.LoggerFactory.getLogger;
public class MaxmindDataAdapter extends LookupDataAdapter {
private static final Logger LOG = getLogger(MaxmindDataAdapter.class);
public static final String NAME = "maxmind_geoip";
private final Config config;
private final AtomicReference databaseAdapter = new AtomicReference<>();
private FileInfo fileInfo = FileInfo.empty();
@Inject
protected MaxmindDataAdapter(@Assisted("id") String id,
@Assisted("name") String name,
@Assisted LookupDataAdapterConfiguration config,
MetricRegistry metricRegistry) {
super(id, name, config, metricRegistry);
this.config = (Config) config;
}
@Override
protected void doStart() throws Exception {
Path path = Paths.get(config.path());
fileInfo = FileInfo.forPath(path);
if (!Files.isReadable(path)) {
LOG.warn("Cannot read database file {}", config.path());
setError(new IllegalStateException("Cannot read database file " + config.path()));
} else {
try {
this.databaseAdapter.set(loadDatabaseAdapter(path.toFile()));
} catch (Exception e) {
LOG.warn("Unable to read data base file {}", config.path());
setError(e);
}
}
}
@Override
protected void doStop() throws Exception {
final IPLocationDatabaseAdapter databaseReader = this.databaseAdapter.get();
if (databaseReader != null) {
databaseReader.close();
}
}
@Override
public Duration refreshInterval() {
if (config.checkIntervalUnit() == null || config.checkInterval() == 0) {
return Duration.ZERO;
}
//noinspection ConstantConditions
return Duration.millis(config.checkIntervalUnit().toMillis(config.checkInterval()));
}
@Override
protected void doRefresh(LookupCachePurge cachePurge) throws Exception {
try {
final FileInfo.Change databaseFileCheck = fileInfo.checkForChange();
if (!databaseFileCheck.isChanged() && !getError().isPresent()) {
return;
}
// file has different attributes, let's reload it
LOG.debug("MaxMind database file has changed, reloading it from {}", config.path());
final IPLocationDatabaseAdapter oldAdapter = this.databaseAdapter.get();
try {
this.databaseAdapter.set(loadDatabaseAdapter(Paths.get(config.path()).toFile()));
cachePurge.purgeAll();
if (oldAdapter != null) {
oldAdapter.close();
}
fileInfo = databaseFileCheck.fileInfo();
clearError();
} catch (IOException e) {
LOG.warn("Unable to load changed database file, leaving old one intact. Error message: {}", e.getMessage());
setError(e);
}
} catch (IllegalArgumentException iae) {
LOG.error("Unable to refresh MaxMind database file: {}", iae.getMessage());
setError(iae);
}
}
private IPLocationDatabaseAdapter loadDatabaseAdapter(File file) throws IOException {
switch (config.dbType()) {
case MAXMIND_ASN:
case MAXMIND_CITY:
case MAXMIND_COUNTRY:
return new MaxMindIPLocationDatabaseAdapter(file);
case IPINFO_ASN:
case IPINFO_STANDARD_LOCATION:
return new IPinfoIPLocationDatabaseAdapter(file);
default:
throw new IllegalStateException("Unexpected value: " + config.dbType());
}
}
@Override
protected LookupResult doGet(Object key) {
final InetAddress addr;
if (key instanceof InetAddress) {
addr = (InetAddress) key;
} else {
// try to convert it somehow
try {
addr = InetAddresses.forString(key.toString());
} catch (IllegalArgumentException e) {
LOG.warn("Unable to parse IP address, returning empty result.");
return LookupResult.empty();
}
}
final IPLocationDatabaseAdapter reader = this.databaseAdapter.get();
switch (config.dbType()) {
case MAXMIND_CITY:
try {
final CityResponse city = reader.maxMindCity(addr);
if (city == null) {
LOG.debug("No city data for IP address {}, returning empty result.", addr);
return LookupResult.empty();
}
final Location location = city.getLocation();
final Map map = new HashMap<>();
map.put("city", city.getCity());
map.put("continent", city.getContinent());
map.put("country", city.getCountry());
map.put("location", location);
map.put("postal", city.getPostal());
map.put("registered_country", city.getRegisteredCountry());
map.put("represented_country", city.getRepresentedCountry());
map.put("subdivisions", city.getSubdivisions());
map.put("traits", city.getTraits());
final String singleValue;
if (location == null || location.getLatitude() == null || location.getLongitude() == null) {
singleValue = null;
} else {
singleValue = location.getLatitude() + "," + location.getLongitude();
map.put("coordinates", singleValue);
}
return LookupResult.multi(singleValue, map);
} catch (AddressNotFoundException nfe) {
LOG.debug("Unable to look up city data for IP address {}, returning empty result.", addr, nfe);
return LookupResult.empty();
} catch (Exception e) {
LOG.warn("Unable to look up city data for IP address {}, returning empty result.", addr, e);
return LookupResult.empty();
}
case MAXMIND_COUNTRY:
try {
final CountryResponse countryResponse = reader.maxMindCountry(addr);
if (countryResponse == null) {
LOG.debug("No country data for IP address {}, returning empty result.", addr);
return LookupResult.empty();
}
final Country country = countryResponse.getCountry();
final Map map = new HashMap<>();
map.put("continent", countryResponse.getContinent());
map.put("country", country);
map.put("registered_country", countryResponse.getRegisteredCountry());
map.put("represented_country", countryResponse.getRepresentedCountry());
map.put("traits", countryResponse.getTraits());
final String singleValue = country == null ? null : country.getIsoCode();
return LookupResult.multi(singleValue, map);
} catch (AddressNotFoundException nfe) {
LOG.debug("Unable to look up country data for IP address {}, returning empty result.", addr, nfe);
return LookupResult.empty();
} catch (Exception e) {
LOG.warn("Unable to look up country data for IP address {}, returning empty result.", addr, e);
return LookupResult.empty();
}
case MAXMIND_ASN:
try {
final AsnResponse asn = reader.maxMindASN(addr);
if (asn == null) {
LOG.debug("No ASN data for IP address {}, returning empty result.", addr);
return LookupResult.empty();
}
final ImmutableMap map = ImmutableMap.of(
"as_number", asn.getAutonomousSystemNumber(),
"as_organization", asn.getAutonomousSystemOrganization()
);
return LookupResult.multi(asn.getAutonomousSystemNumber(), map);
} catch (AddressNotFoundException nfe) {
LOG.debug("Unable to look up ASN data for IP address {}, returning empty result.", addr, nfe);
return LookupResult.empty();
} catch (Exception e) {
LOG.warn("Unable to look up ASN data for IP address {}, returning empty result.", addr, e);
return LookupResult.empty();
}
case IPINFO_ASN:
try {
final IPinfoASN ipInfo = reader.ipInfoASN(addr);
if (ipInfo == null) {
LOG.debug("No IPinfo location data for IP address {}, returning empty result.", addr);
return LookupResult.empty();
}
// Values can be null so we cannot use an ImmutableMap here
final Map multiValue = new HashMap<>();
multiValue.put("asn", ipInfo.asn());
multiValue.put("asn_numeric", ipInfo.asnNumeric());
multiValue.put("name", ipInfo.name());
multiValue.put("domain", ipInfo.domain());
multiValue.put("type", ipInfo.type());
multiValue.put("route", ipInfo.route());
return LookupResult.multi(ipInfo.asnNumeric(), Collections.unmodifiableMap(multiValue));
} catch (AddressNotFoundException e) {
LOG.debug("Unable to look up IPinfo ASN data for IP address {}, returning empty result.", addr, e);
return LookupResult.empty();
} catch (Exception e) {
LOG.warn("Unable to look up IPinfo ASN data for IP address {}, returning empty result.", addr, e);
return LookupResult.empty();
}
case IPINFO_STANDARD_LOCATION:
try {
final IPinfoStandardLocation ipInfo = reader.ipInfoStandardLocation(addr);
if (ipInfo == null) {
LOG.debug("No IPinfo location data for IP address {}, returning empty result.", addr);
return LookupResult.empty();
}
// Values can be null so we cannot use an ImmutableMap here
final Map multiValue = new HashMap<>();
multiValue.put("coordinates", ipInfo.coordinates());
multiValue.put("latitude", ipInfo.latitude());
multiValue.put("longitude", ipInfo.longitude());
multiValue.put("city", ipInfo.city());
multiValue.put("country", ipInfo.country());
multiValue.put("region", ipInfo.region());
multiValue.put("timezone", ipInfo.timezone());
multiValue.put("geoname_id", ipInfo.geoNameId());
return LookupResult.multi(ipInfo.coordinates(), Collections.unmodifiableMap(multiValue));
} catch (AddressNotFoundException e) {
LOG.debug("Unable to look up IPinfo location data for IP address {}, returning empty result.", addr, e);
return LookupResult.empty();
} catch (Exception e) {
LOG.warn("Unable to look up IPinfo location data for IP address {}, returning empty result.", addr, e);
return LookupResult.empty();
}
}
return LookupResult.empty();
}
@Override
public void set(Object key, Object value) {
throw new UnsupportedOperationException();
}
@VisibleForTesting
void setDatabaseAdapter(IPLocationDatabaseAdapter databaseAdapter) {
this.databaseAdapter.set(databaseAdapter);
}
@VisibleForTesting
IPLocationDatabaseAdapter getDatabaseAdapter() {
return databaseAdapter.get();
}
public interface Factory extends LookupDataAdapter.Factory {
@Override
MaxmindDataAdapter create(@Assisted("id") String id,
@Assisted("name") String name,
LookupDataAdapterConfiguration configuration);
@Override
MaxmindDataAdapter.Descriptor getDescriptor();
}
public static class Descriptor extends LookupDataAdapter.Descriptor {
public Descriptor() {
super(NAME, MaxmindDataAdapter.Config.class);
}
@Override
public MaxmindDataAdapter.Config defaultConfiguration() {
return MaxmindDataAdapter.Config.builder()
.type(NAME)
.checkInterval(1)
.checkIntervalUnit(TimeUnit.MINUTES)
.path("/etc/graylog/server/GeoLite2-City.mmdb")
.dbType(DatabaseType.MAXMIND_CITY)
.build();
}
}
@AutoValue
@WithBeanGetter
@JsonAutoDetect
@JsonDeserialize(builder = AutoValue_MaxmindDataAdapter_Config.Builder.class)
@JsonTypeName(NAME)
public static abstract class Config implements LookupDataAdapterConfiguration {
@Override
@JsonProperty(TYPE_FIELD)
public abstract String type();
@JsonProperty("path")
@NotEmpty
public abstract String path();
@JsonProperty("database_type")
@NotNull
public abstract DatabaseType dbType();
@JsonProperty("check_interval")
@Min(0)
public abstract long checkInterval();
@Nullable
@JsonProperty("check_interval_unit")
public abstract TimeUnit checkIntervalUnit();
public static Config.Builder builder() {
return new AutoValue_MaxmindDataAdapter_Config.Builder();
}
@Override
public Optional> validate() {
final ArrayListMultimap errors = ArrayListMultimap.create();
final Path path = Paths.get(path());
if (!Files.exists(path)) {
errors.put("path", "The file does not exist.");
} else if (!Files.isReadable(path)) {
errors.put("path", "The file cannot be read.");
}
return errors.isEmpty() ? Optional.empty() : Optional.of(errors);
}
@AutoValue.Builder
public abstract static class Builder {
@JsonProperty(TYPE_FIELD)
public abstract Config.Builder type(String type);
@JsonProperty("path")
public abstract Config.Builder path(String path);
@JsonProperty("database_type")
public abstract Builder dbType(DatabaseType dbType);
@JsonProperty("check_interval")
public abstract Builder checkInterval(long checkInterval);
@JsonProperty("check_interval_unit")
public abstract Builder checkIntervalUnit(@Nullable TimeUnit checkIntervalUnit);
public abstract Config build();
}
}
}
