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org.elasticsearch.ingest.geoip.GeoIpProcessor Maven / Gradle / Ivy
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.ingest.geoip;
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.City;
import com.maxmind.geoip2.record.Continent;
import com.maxmind.geoip2.record.Country;
import com.maxmind.geoip2.record.Location;
import com.maxmind.geoip2.record.Subdivision;
import org.elasticsearch.ElasticsearchParseException;
import org.elasticsearch.SpecialPermission;
import org.elasticsearch.common.network.InetAddresses;
import org.elasticsearch.common.network.NetworkAddress;
import org.elasticsearch.ingest.AbstractProcessor;
import org.elasticsearch.ingest.IngestDocument;
import org.elasticsearch.ingest.Processor;
import org.elasticsearch.ingest.geoip.IngestGeoIpPlugin.GeoIpCache;
import java.io.IOException;
import java.net.InetAddress;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import static org.elasticsearch.ingest.ConfigurationUtils.newConfigurationException;
import static org.elasticsearch.ingest.ConfigurationUtils.readBooleanProperty;
import static org.elasticsearch.ingest.ConfigurationUtils.readOptionalList;
import static org.elasticsearch.ingest.ConfigurationUtils.readStringProperty;
public final class GeoIpProcessor extends AbstractProcessor {
public static final String TYPE = "geoip";
private static final String CITY_DB_SUFFIX = "-City";
private static final String COUNTRY_DB_SUFFIX = "-Country";
private static final String ASN_DB_SUFFIX = "-ASN";
private final String field;
private final String targetField;
private final DatabaseReaderLazyLoader lazyLoader;
private final Set properties;
private final boolean ignoreMissing;
private final GeoIpCache cache;
private final boolean firstOnly;
/**
* Construct a geo-IP processor.
*
* @param tag the processor tag
* @param field the source field to geo-IP map
* @param lazyLoader a supplier of a geo-IP database reader; ideally this is lazily-loaded once on first use
* @param targetField the target field
* @param properties the properties; ideally this is lazily-loaded once on first use
* @param ignoreMissing true if documents with a missing value for the field should be ignored
* @param cache a geo-IP cache
* @param firstOnly true if only first result should be returned in case of array
*/
GeoIpProcessor(
final String tag,
final String field,
final DatabaseReaderLazyLoader lazyLoader,
final String targetField,
final Set properties,
final boolean ignoreMissing,
final GeoIpCache cache,
boolean firstOnly) {
super(tag);
this.field = field;
this.targetField = targetField;
this.lazyLoader = lazyLoader;
this.properties = properties;
this.ignoreMissing = ignoreMissing;
this.cache = cache;
this.firstOnly = firstOnly;
}
boolean isIgnoreMissing() {
return ignoreMissing;
}
@Override
public IngestDocument execute(IngestDocument ingestDocument) throws IOException {
Object ip = ingestDocument.getFieldValue(field, Object.class, ignoreMissing);
if (ip == null && ignoreMissing) {
return ingestDocument;
} else if (ip == null) {
throw new IllegalArgumentException("field [" + field + "] is null, cannot extract geoip information.");
}
if (ip instanceof String) {
Map geoData = getGeoData((String) ip);
if (geoData.isEmpty() == false) {
ingestDocument.setFieldValue(targetField, geoData);
}
} else if (ip instanceof List) {
boolean match = false;
List> geoDataList = new ArrayList<>(((List) ip).size());
for (Object ipAddr : (List) ip) {
if (ipAddr instanceof String == false) {
throw new IllegalArgumentException("array in field [" + field + "] should only contain strings");
}
Map geoData = getGeoData((String) ipAddr);
if (geoData.isEmpty()) {
geoDataList.add(null);
continue;
}
if (firstOnly) {
ingestDocument.setFieldValue(targetField, geoData);
return ingestDocument;
}
match = true;
geoDataList.add(geoData);
}
if (match) {
ingestDocument.setFieldValue(targetField, geoDataList);
}
} else {
throw new IllegalArgumentException("field [" + field + "] should contain only string or array of strings");
}
return ingestDocument;
}
private Map getGeoData(String ip) throws IOException {
String databaseType = lazyLoader.getDatabaseType();
final InetAddress ipAddress = InetAddresses.forString(ip);
Map geoData;
if (databaseType.endsWith(CITY_DB_SUFFIX)) {
try {
geoData = retrieveCityGeoData(ipAddress);
} catch (AddressNotFoundRuntimeException e) {
geoData = Collections.emptyMap();
}
} else if (databaseType.endsWith(COUNTRY_DB_SUFFIX)) {
try {
geoData = retrieveCountryGeoData(ipAddress);
} catch (AddressNotFoundRuntimeException e) {
geoData = Collections.emptyMap();
}
} else if (databaseType.endsWith(ASN_DB_SUFFIX)) {
try {
geoData = retrieveAsnGeoData(ipAddress);
} catch (AddressNotFoundRuntimeException e) {
geoData = Collections.emptyMap();
}
} else {
throw new ElasticsearchParseException("Unsupported database type [" + lazyLoader.getDatabaseType()
+ "]", new IllegalStateException());
}
return geoData;
}
@Override
public String getType() {
return TYPE;
}
String getField() {
return field;
}
String getTargetField() {
return targetField;
}
String getDatabaseType() throws IOException {
return lazyLoader.getDatabaseType();
}
Set getProperties() {
return properties;
}
private Map retrieveCityGeoData(InetAddress ipAddress) {
SpecialPermission.check();
CityResponse response = AccessController.doPrivileged((PrivilegedAction) () ->
cache.putIfAbsent(ipAddress, CityResponse.class, ip -> {
try {
return lazyLoader.get().city(ip);
} catch (AddressNotFoundException e) {
throw new AddressNotFoundRuntimeException(e);
} catch (Exception e) {
throw new RuntimeException(e);
}
}));
Country country = response.getCountry();
City city = response.getCity();
Location location = response.getLocation();
Continent continent = response.getContinent();
Subdivision subdivision = response.getMostSpecificSubdivision();
Map geoData = new HashMap<>();
for (Property property : this.properties) {
switch (property) {
case IP:
geoData.put("ip", NetworkAddress.format(ipAddress));
break;
case COUNTRY_ISO_CODE:
String countryIsoCode = country.getIsoCode();
if (countryIsoCode != null) {
geoData.put("country_iso_code", countryIsoCode);
}
break;
case COUNTRY_NAME:
String countryName = country.getName();
if (countryName != null) {
geoData.put("country_name", countryName);
}
break;
case CONTINENT_NAME:
String continentName = continent.getName();
if (continentName != null) {
geoData.put("continent_name", continentName);
}
break;
case REGION_ISO_CODE:
// ISO 3166-2 code for country subdivisions.
// See iso.org/iso-3166-country-codes.html
String countryIso = country.getIsoCode();
String subdivisionIso = subdivision.getIsoCode();
if (countryIso != null && subdivisionIso != null) {
String regionIsoCode = countryIso + "-" + subdivisionIso;
geoData.put("region_iso_code", regionIsoCode);
}
break;
case REGION_NAME:
String subdivisionName = subdivision.getName();
if (subdivisionName != null) {
geoData.put("region_name", subdivisionName);
}
break;
case CITY_NAME:
String cityName = city.getName();
if (cityName != null) {
geoData.put("city_name", cityName);
}
break;
case TIMEZONE:
String locationTimeZone = location.getTimeZone();
if (locationTimeZone != null) {
geoData.put("timezone", locationTimeZone);
}
break;
case LOCATION:
Double latitude = location.getLatitude();
Double longitude = location.getLongitude();
if (latitude != null && longitude != null) {
Map locationObject = new HashMap<>();
locationObject.put("lat", latitude);
locationObject.put("lon", longitude);
geoData.put("location", locationObject);
}
break;
}
}
return geoData;
}
private Map retrieveCountryGeoData(InetAddress ipAddress) {
SpecialPermission.check();
CountryResponse response = AccessController.doPrivileged((PrivilegedAction) () ->
cache.putIfAbsent(ipAddress, CountryResponse.class, ip -> {
try {
return lazyLoader.get().country(ip);
} catch (AddressNotFoundException e) {
throw new AddressNotFoundRuntimeException(e);
} catch (Exception e) {
throw new RuntimeException(e);
}
}));
Country country = response.getCountry();
Continent continent = response.getContinent();
Map geoData = new HashMap<>();
for (Property property : this.properties) {
switch (property) {
case IP:
geoData.put("ip", NetworkAddress.format(ipAddress));
break;
case COUNTRY_ISO_CODE:
String countryIsoCode = country.getIsoCode();
if (countryIsoCode != null) {
geoData.put("country_iso_code", countryIsoCode);
}
break;
case COUNTRY_NAME:
String countryName = country.getName();
if (countryName != null) {
geoData.put("country_name", countryName);
}
break;
case CONTINENT_NAME:
String continentName = continent.getName();
if (continentName != null) {
geoData.put("continent_name", continentName);
}
break;
}
}
return geoData;
}
private Map retrieveAsnGeoData(InetAddress ipAddress) {
SpecialPermission.check();
AsnResponse response = AccessController.doPrivileged((PrivilegedAction) () ->
cache.putIfAbsent(ipAddress, AsnResponse.class, ip -> {
try {
return lazyLoader.get().asn(ip);
} catch (AddressNotFoundException e) {
throw new AddressNotFoundRuntimeException(e);
} catch (Exception e) {
throw new RuntimeException(e);
}
}));
Integer asn = response.getAutonomousSystemNumber();
String organization_name = response.getAutonomousSystemOrganization();
Map geoData = new HashMap<>();
for (Property property : this.properties) {
switch (property) {
case IP:
geoData.put("ip", NetworkAddress.format(ipAddress));
break;
case ASN:
if (asn != null) {
geoData.put("asn", asn);
}
break;
case ORGANIZATION_NAME:
if (organization_name != null) {
geoData.put("organization_name", organization_name);
}
break;
}
}
return geoData;
}
public static final class Factory implements Processor.Factory {
static final Set DEFAULT_CITY_PROPERTIES = Collections.unmodifiableSet(EnumSet.of(
Property.CONTINENT_NAME, Property.COUNTRY_ISO_CODE, Property.REGION_ISO_CODE,
Property.REGION_NAME, Property.CITY_NAME, Property.LOCATION
));
static final Set DEFAULT_COUNTRY_PROPERTIES = Collections.unmodifiableSet(EnumSet.of(
Property.CONTINENT_NAME, Property.COUNTRY_ISO_CODE
));
static final Set DEFAULT_ASN_PROPERTIES = Collections.unmodifiableSet(EnumSet.of(
Property.IP, Property.ASN, Property.ORGANIZATION_NAME
));
private final Map databaseReaders;
Map databaseReaders() {
return Collections.unmodifiableMap(databaseReaders);
}
private final GeoIpCache cache;
public Factory(Map databaseReaders, GeoIpCache cache) {
this.databaseReaders = databaseReaders;
this.cache = cache;
}
@Override
public GeoIpProcessor create(
final Map registry,
final String processorTag,
final Map config) throws IOException {
String ipField = readStringProperty(TYPE, processorTag, config, "field");
String targetField = readStringProperty(TYPE, processorTag, config, "target_field", "geoip");
String databaseFile = readStringProperty(TYPE, processorTag, config, "database_file", "GeoLite2-City.mmdb");
List propertyNames = readOptionalList(TYPE, processorTag, config, "properties");
boolean ignoreMissing = readBooleanProperty(TYPE, processorTag, config, "ignore_missing", false);
boolean firstOnly = readBooleanProperty(TYPE, processorTag, config, "first_only", true);
DatabaseReaderLazyLoader lazyLoader = databaseReaders.get(databaseFile);
if (lazyLoader == null) {
throw newConfigurationException(TYPE, processorTag,
"database_file", "database file [" + databaseFile + "] doesn't exist");
}
final String databaseType = lazyLoader.getDatabaseType();
final Set properties;
if (propertyNames != null) {
Set modifiableProperties = EnumSet.noneOf(Property.class);
for (String fieldName : propertyNames) {
try {
modifiableProperties.add(Property.parseProperty(databaseType, fieldName));
} catch (IllegalArgumentException e) {
throw newConfigurationException(TYPE, processorTag, "properties", e.getMessage());
}
}
properties = Collections.unmodifiableSet(modifiableProperties);
} else {
if (databaseType.endsWith(CITY_DB_SUFFIX)) {
properties = DEFAULT_CITY_PROPERTIES;
} else if (databaseType.endsWith(COUNTRY_DB_SUFFIX)) {
properties = DEFAULT_COUNTRY_PROPERTIES;
} else if (databaseType.endsWith(ASN_DB_SUFFIX)) {
properties = DEFAULT_ASN_PROPERTIES;
} else {
throw newConfigurationException(TYPE, processorTag, "database_file", "Unsupported database type ["
+ databaseType + "]");
}
}
return new GeoIpProcessor(processorTag, ipField, lazyLoader, targetField, properties, ignoreMissing, cache, firstOnly);
}
}
// Geoip2's AddressNotFoundException is checked and due to the fact that we need run their code
// inside a PrivilegedAction code block, we are forced to catch any checked exception and rethrow
// it with an unchecked exception.
//package private for testing
static final class AddressNotFoundRuntimeException extends RuntimeException {
AddressNotFoundRuntimeException(Throwable cause) {
super(cause);
}
}
enum Property {
IP,
COUNTRY_ISO_CODE,
COUNTRY_NAME,
CONTINENT_NAME,
REGION_ISO_CODE,
REGION_NAME,
CITY_NAME,
TIMEZONE,
LOCATION,
ASN,
ORGANIZATION_NAME;
static final EnumSet ALL_CITY_PROPERTIES = EnumSet.of(
Property.IP, Property.COUNTRY_ISO_CODE, Property.COUNTRY_NAME, Property.CONTINENT_NAME,
Property.REGION_ISO_CODE, Property.REGION_NAME, Property.CITY_NAME, Property.TIMEZONE,
Property.LOCATION
);
static final EnumSet ALL_COUNTRY_PROPERTIES = EnumSet.of(
Property.IP, Property.CONTINENT_NAME, Property.COUNTRY_NAME, Property.COUNTRY_ISO_CODE
);
static final EnumSet ALL_ASN_PROPERTIES = EnumSet.of(
Property.IP, Property.ASN, Property.ORGANIZATION_NAME
);
public static Property parseProperty(String databaseType, String value) {
Set validProperties = EnumSet.noneOf(Property.class);
if (databaseType.endsWith(CITY_DB_SUFFIX)) {
validProperties = ALL_CITY_PROPERTIES;
} else if (databaseType.endsWith(COUNTRY_DB_SUFFIX)) {
validProperties = ALL_COUNTRY_PROPERTIES;
} else if (databaseType.endsWith(ASN_DB_SUFFIX)) {
validProperties = ALL_ASN_PROPERTIES;
}
try {
Property property = valueOf(value.toUpperCase(Locale.ROOT));
if (validProperties.contains(property) == false) {
throw new IllegalArgumentException("invalid");
}
return property;
} catch (IllegalArgumentException e) {
throw new IllegalArgumentException("illegal property value [" + value + "]. valid values are " +
Arrays.toString(validProperties.toArray()));
}
}
}
}
