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/*
* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* 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.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.index.mapper;
import org.apache.lucene.document.InetAddressPoint;
import org.apache.lucene.document.SortedSetDocValuesField;
import org.apache.lucene.document.StoredField;
import org.apache.lucene.index.SortedSetDocValues;
import org.apache.lucene.search.MatchNoDocsQuery;
import org.apache.lucene.search.Query;
import org.apache.lucene.util.ArrayUtil;
import org.apache.lucene.util.BytesRef;
import org.opensearch.Version;
import org.opensearch.common.Nullable;
import org.opensearch.common.collect.Tuple;
import org.opensearch.common.logging.DeprecationLogger;
import org.opensearch.common.network.InetAddresses;
import org.opensearch.index.fielddata.IndexFieldData;
import org.opensearch.index.fielddata.ScriptDocValues;
import org.opensearch.index.fielddata.plain.SortedSetOrdinalsIndexFieldData;
import org.opensearch.index.query.QueryShardContext;
import org.opensearch.search.DocValueFormat;
import org.opensearch.search.aggregations.support.CoreValuesSourceType;
import org.opensearch.search.lookup.SearchLookup;
import java.io.IOException;
import java.net.InetAddress;
import java.time.ZoneId;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.function.BiFunction;
import java.util.function.Supplier;
/** A {@link FieldMapper} for ip addresses. */
public class IpFieldMapper extends ParametrizedFieldMapper {
private static final DeprecationLogger DEPRECATION_LOGGER = DeprecationLogger.getLogger(IpFieldMapper.class);
public static final String CONTENT_TYPE = "ip";
private static IpFieldMapper toType(FieldMapper in) {
return (IpFieldMapper) in;
}
public static class Builder extends ParametrizedFieldMapper.Builder {
private final Parameter indexed = Parameter.indexParam(m -> toType(m).indexed, true);
private final Parameter hasDocValues = Parameter.docValuesParam(m -> toType(m).hasDocValues, true);
private final Parameter stored = Parameter.storeParam(m -> toType(m).stored, false);
private final Parameter ignoreMalformed;
private final Parameter nullValue = Parameter.stringParam("null_value", false, m -> toType(m).nullValueAsString, null)
.acceptsNull();
private final Parameter> meta = Parameter.metaParam();
private final boolean ignoreMalformedByDefault;
private final Version indexCreatedVersion;
public Builder(String name, boolean ignoreMalformedByDefault, Version indexCreatedVersion) {
super(name);
this.ignoreMalformedByDefault = ignoreMalformedByDefault;
this.indexCreatedVersion = indexCreatedVersion;
this.ignoreMalformed = Parameter.boolParam("ignore_malformed", true, m -> toType(m).ignoreMalformed, ignoreMalformedByDefault);
}
Builder nullValue(String nullValue) {
this.nullValue.setValue(nullValue);
return this;
}
private InetAddress parseNullValue() {
String nullValueAsString = nullValue.getValue();
if (nullValueAsString == null) {
return null;
}
try {
return InetAddresses.forString(nullValueAsString);
} catch (Exception e) {
DEPRECATION_LOGGER.deprecate(
"ip_mapper_null_field",
"Error parsing ["
+ nullValue.getValue()
+ "] as IP in [null_value] on field ["
+ name()
+ "]); [null_value] will be ignored"
);
return null;
}
}
@Override
protected List> getParameters() {
return Arrays.asList(indexed, hasDocValues, stored, ignoreMalformed, nullValue, meta);
}
@Override
public IpFieldMapper build(BuilderContext context) {
return new IpFieldMapper(
name,
new IpFieldType(
buildFullName(context),
indexed.getValue(),
stored.getValue(),
hasDocValues.getValue(),
parseNullValue(),
meta.getValue()
),
multiFieldsBuilder.build(this, context),
copyTo.build(),
this
);
}
}
public static final TypeParser PARSER = new TypeParser((n, c) -> {
boolean ignoreMalformedByDefault = IGNORE_MALFORMED_SETTING.get(c.getSettings());
return new Builder(n, ignoreMalformedByDefault, c.indexVersionCreated());
});
public static final class IpFieldType extends SimpleMappedFieldType {
private final InetAddress nullValue;
public IpFieldType(
String name,
boolean indexed,
boolean stored,
boolean hasDocValues,
InetAddress nullValue,
Map meta
) {
super(name, indexed, stored, hasDocValues, TextSearchInfo.SIMPLE_MATCH_ONLY, meta);
this.nullValue = nullValue;
}
public IpFieldType(String name) {
this(name, true, false, true, null, Collections.emptyMap());
}
@Override
public String typeName() {
return CONTENT_TYPE;
}
private static InetAddress parse(Object value) {
if (value instanceof InetAddress) {
return (InetAddress) value;
} else {
if (value instanceof BytesRef) {
value = ((BytesRef) value).utf8ToString();
}
return InetAddresses.forString(value.toString());
}
}
@Override
public ValueFetcher valueFetcher(MapperService mapperService, SearchLookup searchLookup, String format) {
if (format != null) {
throw new IllegalArgumentException("Field [" + name() + "] of type [" + typeName() + "] doesn't support formats.");
}
return new SourceValueFetcher(name(), mapperService, nullValue) {
@Override
protected Object parseSourceValue(Object value) {
InetAddress address;
if (value instanceof InetAddress) {
address = (InetAddress) value;
} else {
address = InetAddresses.forString(value.toString());
}
return InetAddresses.toAddrString(address);
}
};
}
@Override
public Query termQuery(Object value, @Nullable QueryShardContext context) {
failIfNotIndexed();
if (value instanceof InetAddress) {
return InetAddressPoint.newExactQuery(name(), (InetAddress) value);
} else {
if (value instanceof BytesRef) {
value = ((BytesRef) value).utf8ToString();
}
String term = value.toString();
if (term.contains("/")) {
final Tuple cidr = InetAddresses.parseCidr(term);
return InetAddressPoint.newPrefixQuery(name(), cidr.v1(), cidr.v2());
}
InetAddress address = InetAddresses.forString(term);
return InetAddressPoint.newExactQuery(name(), address);
}
}
@Override
public Query termsQuery(List values, QueryShardContext context) {
InetAddress[] addresses = new InetAddress[values.size()];
int i = 0;
for (Object value : values) {
InetAddress address;
if (value instanceof InetAddress) {
address = (InetAddress) value;
} else {
if (value instanceof BytesRef) {
value = ((BytesRef) value).utf8ToString();
}
if (value.toString().contains("/")) {
// the `terms` query contains some prefix queries, so we cannot create a set query
// and need to fall back to a disjunction of `term` queries
return super.termsQuery(values, context);
}
address = InetAddresses.forString(value.toString());
}
addresses[i++] = address;
}
return InetAddressPoint.newSetQuery(name(), addresses);
}
@Override
public Query rangeQuery(Object lowerTerm, Object upperTerm, boolean includeLower, boolean includeUpper, QueryShardContext context) {
failIfNotIndexed();
return rangeQuery(
lowerTerm,
upperTerm,
includeLower,
includeUpper,
(lower, upper) -> InetAddressPoint.newRangeQuery(name(), lower, upper)
);
}
/**
* Processes query bounds into {@code long}s and delegates the
* provided {@code builder} to build a range query.
*/
public static Query rangeQuery(
Object lowerTerm,
Object upperTerm,
boolean includeLower,
boolean includeUpper,
BiFunction builder
) {
InetAddress lower;
if (lowerTerm == null) {
lower = InetAddressPoint.MIN_VALUE;
} else {
lower = parse(lowerTerm);
if (includeLower == false) {
if (lower.equals(InetAddressPoint.MAX_VALUE)) {
return new MatchNoDocsQuery();
}
lower = InetAddressPoint.nextUp(lower);
}
}
InetAddress upper;
if (upperTerm == null) {
upper = InetAddressPoint.MAX_VALUE;
} else {
upper = parse(upperTerm);
if (includeUpper == false) {
if (upper.equals(InetAddressPoint.MIN_VALUE)) {
return new MatchNoDocsQuery();
}
upper = InetAddressPoint.nextDown(upper);
}
}
return builder.apply(lower, upper);
}
public static final class IpScriptDocValues extends ScriptDocValues {
private final SortedSetDocValues in;
private long[] ords = new long[0];
private int count;
public IpScriptDocValues(SortedSetDocValues in) {
this.in = in;
}
@Override
public void setNextDocId(int docId) throws IOException {
count = 0;
if (in.advanceExact(docId)) {
for (long ord = in.nextOrd(); ord != SortedSetDocValues.NO_MORE_ORDS; ord = in.nextOrd()) {
ords = ArrayUtil.grow(ords, count + 1);
ords[count++] = ord;
}
}
}
public String getValue() {
if (count == 0) {
return null;
} else {
return get(0);
}
}
@Override
public String get(int index) {
try {
BytesRef encoded = in.lookupOrd(ords[index]);
InetAddress address = InetAddressPoint.decode(
Arrays.copyOfRange(encoded.bytes, encoded.offset, encoded.offset + encoded.length)
);
return InetAddresses.toAddrString(address);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
@Override
public int size() {
return count;
}
}
@Override
public IndexFieldData.Builder fielddataBuilder(String fullyQualifiedIndexName, Supplier searchLookup) {
failIfNoDocValues();
return new SortedSetOrdinalsIndexFieldData.Builder(name(), IpScriptDocValues::new, CoreValuesSourceType.IP);
}
@Override
public Object valueForDisplay(Object value) {
if (value == null) {
return null;
}
return DocValueFormat.IP.format((BytesRef) value);
}
@Override
public DocValueFormat docValueFormat(@Nullable String format, ZoneId timeZone) {
if (format != null) {
throw new IllegalArgumentException("Field [" + name() + "] of type [" + typeName() + "] does not support custom formats");
}
if (timeZone != null) {
throw new IllegalArgumentException(
"Field [" + name() + "] of type [" + typeName() + "] does not support custom time zones"
);
}
return DocValueFormat.IP;
}
}
private final boolean indexed;
private final boolean hasDocValues;
private final boolean stored;
private final boolean ignoreMalformed;
private final InetAddress nullValue;
private final String nullValueAsString;
private final boolean ignoreMalformedByDefault;
private final Version indexCreatedVersion;
private IpFieldMapper(String simpleName, MappedFieldType mappedFieldType, MultiFields multiFields, CopyTo copyTo, Builder builder) {
super(simpleName, mappedFieldType, multiFields, copyTo);
this.ignoreMalformedByDefault = builder.ignoreMalformedByDefault;
this.indexed = builder.indexed.getValue();
this.hasDocValues = builder.hasDocValues.getValue();
this.stored = builder.stored.getValue();
this.ignoreMalformed = builder.ignoreMalformed.getValue();
this.nullValue = builder.parseNullValue();
this.nullValueAsString = builder.nullValue.getValue();
this.indexCreatedVersion = builder.indexCreatedVersion;
}
boolean ignoreMalformed() {
return ignoreMalformed;
}
@Override
public IpFieldType fieldType() {
return (IpFieldType) super.fieldType();
}
@Override
protected String contentType() {
return fieldType().typeName();
}
@Override
protected IpFieldMapper clone() {
return (IpFieldMapper) super.clone();
}
@Override
protected void parseCreateField(ParseContext context) throws IOException {
Object addressAsObject;
if (context.externalValueSet()) {
addressAsObject = context.externalValue();
} else {
addressAsObject = context.parser().textOrNull();
}
if (addressAsObject == null) {
addressAsObject = nullValue;
}
if (addressAsObject == null) {
return;
}
String addressAsString = addressAsObject.toString();
InetAddress address;
if (addressAsObject instanceof InetAddress) {
address = (InetAddress) addressAsObject;
} else {
try {
address = InetAddresses.forString(addressAsString);
} catch (IllegalArgumentException e) {
if (ignoreMalformed) {
context.addIgnoredField(fieldType().name());
return;
} else {
throw e;
}
}
}
if (indexed) {
context.doc().add(new InetAddressPoint(fieldType().name(), address));
}
if (hasDocValues) {
context.doc().add(new SortedSetDocValuesField(fieldType().name(), new BytesRef(InetAddressPoint.encode(address))));
} else if (stored || indexed) {
createFieldNamesField(context);
}
if (stored) {
context.doc().add(new StoredField(fieldType().name(), new BytesRef(InetAddressPoint.encode(address))));
}
}
@Override
public ParametrizedFieldMapper.Builder getMergeBuilder() {
return new Builder(simpleName(), ignoreMalformedByDefault, indexCreatedVersion).init(this);
}
}
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