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Allow list of IPs in geoip ingest processor #49573

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Dec 6, 2019
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1 change: 1 addition & 0 deletions docs/reference/ingest/processors/geoip.asciidoc
Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ uncompressed. The `ingest-geoip` config directory is located at `$ES_CONFIG/inge
| `database_file` | no | GeoLite2-City.mmdb | The database filename in the geoip config directory. The ingest-geoip module ships with the GeoLite2-City.mmdb, GeoLite2-Country.mmdb and GeoLite2-ASN.mmdb files.
| `properties` | no | [`continent_name`, `country_iso_code`, `region_iso_code`, `region_name`, `city_name`, `location`] * | Controls what properties are added to the `target_field` based on the geoip lookup.
| `ignore_missing` | no | `false` | If `true` and `field` does not exist, the processor quietly exits without modifying the document
| `first_only` | no | `true` | If `true` only first found geoip data will be returned, even if `field` contains array
|======

*Depends on what is available in `database_file`:
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,7 @@
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;
Expand Down Expand Up @@ -68,6 +69,7 @@ public final class GeoIpProcessor extends AbstractProcessor {
private final Set<Property> properties;
private final boolean ignoreMissing;
private final GeoIpCache cache;
private final boolean firstOnly;

/**
* Construct a geo-IP processor.
Expand All @@ -79,22 +81,25 @@ public final class GeoIpProcessor extends AbstractProcessor {
* @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<Property> properties,
final boolean ignoreMissing,
final GeoIpCache cache) {
final String tag,
final String field,
final DatabaseReaderLazyLoader lazyLoader,
final String targetField,
final Set<Property> 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() {
Expand All @@ -103,19 +108,51 @@ boolean isIgnoreMissing() {

@Override
public IngestDocument execute(IngestDocument ingestDocument) throws IOException {
String ip = ingestDocument.getFieldValue(field, String.class, ignoreMissing);
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.");
}

final InetAddress ipAddress = InetAddresses.forString(ip);
if (ip instanceof String) {
Map<String, Object> geoData = getGeoData((String) ip);
if (geoData.isEmpty() == false) {
ingestDocument.setFieldValue(targetField, geoData);
}
} else if (ip instanceof List) {
boolean match = false;
List<Map<String, Object>> 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<String, Object> 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;
}

Map<String, Object> geoData;
private Map<String, Object> getGeoData(String ip) throws IOException {
String databaseType = lazyLoader.getDatabaseType();

final InetAddress ipAddress = InetAddresses.forString(ip);
Map<String, Object> geoData;
if (databaseType.endsWith(CITY_DB_SUFFIX)) {
try {
geoData = retrieveCityGeoData(ipAddress);
Expand All @@ -136,12 +173,9 @@ public IngestDocument execute(IngestDocument ingestDocument) throws IOException
}
} else {
throw new ElasticsearchParseException("Unsupported database type [" + lazyLoader.getDatabaseType()
+ "]", new IllegalStateException());
}
if (geoData.isEmpty() == false) {
ingestDocument.setFieldValue(targetField, geoData);
+ "]", new IllegalStateException());
}
return ingestDocument;
return geoData;
}

@Override
Expand Down Expand Up @@ -360,14 +394,15 @@ public Factory(Map<String, DatabaseReaderLazyLoader> databaseReaders, GeoIpCache

@Override
public GeoIpProcessor create(
final Map<String, Processor.Factory> registry,
final String processorTag,
final Map<String, Object> config) throws IOException {
final Map<String, Processor.Factory> registry,
final String processorTag,
final Map<String, Object> 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<String> 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) {
Expand Down Expand Up @@ -397,11 +432,11 @@ public GeoIpProcessor create(
properties = DEFAULT_ASN_PROPERTIES;
} else {
throw newConfigurationException(TYPE, processorTag, "database_file", "Unsupported database type ["
+ databaseType + "]");
+ databaseType + "]");
}
}

return new GeoIpProcessor(processorTag, ipField, lazyLoader, targetField, properties, ignoreMissing, cache);
return new GeoIpProcessor(processorTag, ipField, lazyLoader, targetField, properties, ignoreMissing, cache, firstOnly);
}
}

Expand Down Expand Up @@ -460,7 +495,7 @@ public static Property parseProperty(String databaseType, String value) {
return property;
} catch (IllegalArgumentException e) {
throw new IllegalArgumentException("illegal property value [" + value + "]. valid values are " +
Arrays.toString(validProperties.toArray()));
Arrays.toString(validProperties.toArray()));
}
}
}
Expand Down
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