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Ensure that index_prefixes settings cannot be changed #30967

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merged 3 commits into from
Jun 1, 2018
Merged

Ensure that index_prefixes settings cannot be changed #30967

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40e1b24
Ensure that index_prefixes settings cannot be changed
romseygeek May 30, 2018
9866a85
Merge branch 'master' into index-prefixes-changes
romseygeek May 31, 2018
fbb055d
Merge remote-tracking branch 'origin/master' into index-prefixes-changes
romseygeek Jun 1, 2018
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31 changes: 19 additions & 12 deletions server/src/main/java/org/elasticsearch/index/mapper/TextFieldMapper.java
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Original file line number Diff line number Diff line change
Expand Up @@ -289,18 +289,6 @@ public String toString() {
return super.toString() + ",prefixChars=" + minChars + ":" + maxChars;
}

@Override
public void checkCompatibility(MappedFieldType other, List<String> conflicts) {
super.checkCompatibility(other, conflicts);
PrefixFieldType otherFieldType = (PrefixFieldType) other;
if (otherFieldType.minChars != this.minChars) {
conflicts.add("mapper [" + name() + "] has different min_chars values");
}
if (otherFieldType.maxChars != this.maxChars) {
conflicts.add("mapper [" + name() + "] has different max_chars values");
}
}

@Override
public Query existsQuery(QueryShardContext context) {
throw new UnsupportedOperationException();
Expand Down Expand Up @@ -488,6 +476,25 @@ public IndexFieldData.Builder fielddataBuilder(String fullyQualifiedIndexName) {
}
return new PagedBytesIndexFieldData.Builder(fielddataMinFrequency, fielddataMaxFrequency, fielddataMinSegmentSize);
}

@Override
public void checkCompatibility(MappedFieldType other, List<String> conflicts) {
super.checkCompatibility(other, conflicts);
TextFieldType tft = (TextFieldType) other;
if (Objects.equals(this.prefixFieldType, tft.prefixFieldType) == false) {
if (this.prefixFieldType == null) {
conflicts.add("mapper [" + name()
+ "] has different [index_prefixes] settings, cannot change from disabled to enabled");
}
else if (tft.prefixFieldType == null) {
conflicts.add("mapper [" + name()
+ "] has different [index_prefixes] settings, cannot change from enabled to disabled");
}
else {
conflicts.add("mapper [" + name() + "] has different [index_prefixes] settings");
}
}
}
}

private int positionIncrementGap;
Expand Down
19 changes: 0 additions & 19 deletions server/src/test/java/org/elasticsearch/index/mapper/TextFieldMapperTests.java
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Original file line number Diff line number Diff line change
Expand Up @@ -734,25 +734,6 @@ public void testIndexPrefixMapping() throws IOException {
Query q6 = mapper.mappers().getMapper("field").fieldType().prefixQuery("goings",
CONSTANT_SCORE_REWRITE, queryShardContext);
assertThat(q6, instanceOf(PrefixQuery.class));

indexService.mapperService().merge("type", json, MergeReason.MAPPING_UPDATE);

String badUpdate = Strings.toString(XContentFactory.jsonBuilder().startObject().startObject("type")
.startObject("properties").startObject("field")
.field("type", "text")
.field("analyzer", "english")
.startObject("index_prefixes")
.field("min_chars", 1)
.field("max_chars", 10)
.endObject()
.endObject().endObject()
.endObject().endObject());

IllegalArgumentException e = expectThrows(IllegalArgumentException.class, () -> {
indexService.mapperService()
.merge("type", new CompressedXContent(badUpdate), MergeReason.MAPPING_UPDATE);
});
assertThat(e.getMessage(), containsString("mapper [field._index_prefix] has different min_chars values"));
}

{
Expand Down
15 changes: 6 additions & 9 deletions server/src/test/java/org/elasticsearch/index/mapper/TextFieldTypeTests.java
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Original file line number Diff line number Diff line change
Expand Up @@ -18,23 +18,20 @@
*/
package org.elasticsearch.index.mapper;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.apache.lucene.document.LongPoint;
import org.apache.lucene.index.IndexOptions;
import org.apache.lucene.index.Term;
import org.apache.lucene.search.TermInSetQuery;
import org.apache.lucene.search.FuzzyQuery;
import org.apache.lucene.search.RegexpQuery;
import org.apache.lucene.search.TermInSetQuery;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.util.BytesRef;
import org.elasticsearch.common.unit.Fuzziness;
import org.elasticsearch.index.mapper.MappedFieldType;
import org.elasticsearch.index.mapper.TextFieldMapper;
import org.junit.Before;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class TextFieldTypeTests extends FieldTypeTestCase {
@Override
protected MappedFieldType createDefaultFieldType() {
Expand Down Expand Up @@ -71,7 +68,7 @@ public void modify(MappedFieldType ft) {
tft.setFielddataMinSegmentSize(1000);
}
});
addModifier(new Modifier("index_prefixes", true) {
addModifier(new Modifier("index_prefixes", false) {
@Override
public void modify(MappedFieldType ft) {
TextFieldMapper.TextFieldType tft = (TextFieldMapper.TextFieldType)ft;
Expand Down