public Filter getInnerFilter() throws IOException {
if (filterParsed) {
return innerFilter;
} else {
if (path == null) {
throw new QueryParsingException(parseContext.index(), "[nested] requires 'path' field");
}
if (!filterFound) {
throw new QueryParsingException(
parseContext.index(), "[nested] requires either 'query' or 'filter' field");
}
setPathLevel();
XContentParser old = parseContext.parser();
try {
XContentParser innerParser = XContentHelper.createParser(source);
parseContext.parser(innerParser);
innerFilter = parseContext.parseInnerFilter();
filterParsed = true;
return innerFilter;
} finally {
resetPathLevel();
parseContext.parser(old);
}
}
}
public void testGeoDistanceSortCanBeParsedFromGeoHash() throws IOException {
String json =
"{\n"
+ " \"VDcvDuFjE\" : [ \"7umzzv8eychg\", \"dmdgmt5z13uw\", "
+ " \"ezu09wxw6v4c\", \"kc7s3515p6k6\", \"jgeuvjwrmfzn\", \"kcpcfj7ruyf8\" ],\n"
+ " \"unit\" : \"m\",\n"
+ " \"distance_type\" : \"sloppy_arc\",\n"
+ " \"mode\" : \"MAX\",\n"
+ " \"nested_filter\" : {\n"
+ " \"ids\" : {\n"
+ " \"type\" : [ ],\n"
+ " \"values\" : [ ],\n"
+ " \"boost\" : 5.711116\n"
+ " }\n"
+ " },\n"
+ " \"validation_method\" : \"STRICT\"\n"
+ " }";
XContentParser itemParser = XContentHelper.createParser(new BytesArray(json));
itemParser.nextToken();
QueryParseContext context =
new QueryParseContext(indicesQueriesRegistry, itemParser, ParseFieldMatcher.STRICT);
GeoDistanceSortBuilder result = GeoDistanceSortBuilder.fromXContent(context, json);
assertEquals(
"[-19.700583312660456, -2.8225036337971687, "
+ "31.537466906011105, -74.63590376079082, "
+ "43.71844606474042, -5.548660643398762, "
+ "-37.20467280596495, 38.71751043945551, "
+ "-69.44606635719538, 84.25200328230858, "
+ "-39.03717711567879, 44.74099852144718]",
Arrays.toString(result.points()));
}
private static GeoDistanceSortBuilder parse(XContentBuilder sortBuilder) throws Exception {
XContentParser parser = XContentHelper.createParser(sortBuilder.bytes());
QueryParseContext parseContext =
new QueryParseContext(new IndicesQueriesRegistry(), parser, ParseFieldMatcher.STRICT);
parser.nextToken();
return GeoDistanceSortBuilder.fromXContent(parseContext, null);
}
static Query parseQuery(QueryBuilder queryBuilder) throws IOException {
QueryParseContext context =
new QueryParseContext(new Index("test"), SearchContext.current().queryParserService());
XContentParser parser = XContentHelper.createParser(queryBuilder.buildAsBytes());
context.reset(parser);
return context.parseInnerQuery();
}
public void testRegisteredQueries() throws IOException {
SearchModule module = new SearchModule(Settings.EMPTY, false, emptyList());
List<String> allSupportedQueries = new ArrayList<>();
Collections.addAll(allSupportedQueries, NON_DEPRECATED_QUERIES);
Collections.addAll(allSupportedQueries, DEPRECATED_QUERIES);
String[] supportedQueries = allSupportedQueries.toArray(new String[allSupportedQueries.size()]);
assertThat(module.getQueryParserRegistry().getNames(), containsInAnyOrder(supportedQueries));
IndicesQueriesRegistry indicesQueriesRegistry = module.getQueryParserRegistry();
XContentParser dummyParser = XContentHelper.createParser(new BytesArray("{}"));
for (String queryName : supportedQueries) {
indicesQueriesRegistry.lookup(
queryName, ParseFieldMatcher.EMPTY, dummyParser.getTokenLocation());
}
for (String queryName : NON_DEPRECATED_QUERIES) {
QueryParser<?> queryParser =
indicesQueriesRegistry.lookup(
queryName, ParseFieldMatcher.STRICT, dummyParser.getTokenLocation());
assertThat(queryParser, notNullValue());
}
for (String queryName : DEPRECATED_QUERIES) {
try {
indicesQueriesRegistry.lookup(
queryName, ParseFieldMatcher.STRICT, dummyParser.getTokenLocation());
fail("query is deprecated, getQueryParser should have failed in strict mode");
} catch (IllegalArgumentException e) {
assertThat(e.getMessage(), containsString("Deprecated field [" + queryName + "] used"));
}
}
}
private MetaData readMetaData(byte[] data) throws IOException {
XContentParser parser = null;
try {
parser = XContentHelper.createParser(data, 0, data.length);
return MetaData.Builder.fromXContent(parser);
} finally {
if (parser != null) {
parser.close();
}
}
}
/** Sets the aliases that will be associated with the index when it gets created */
public CreateIndexRequest aliases(BytesReference source) {
try (XContentParser parser = XContentHelper.createParser(source)) {
// move to the first alias
parser.nextToken();
while ((parser.nextToken()) != XContentParser.Token.END_OBJECT) {
alias(Alias.fromXContent(parser));
}
return this;
} catch (IOException e) {
throw new ElasticsearchParseException("Failed to parse aliases", e);
}
}
private Mapper parse(DocumentMapper mapper, DocumentMapperParser parser, XContentBuilder builder)
throws Exception {
Settings settings =
Settings.builder().put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT).build();
ParseContext.InternalParseContext ctx =
new ParseContext.InternalParseContext("test", settings, parser, mapper, new ContentPath(0));
SourceToParse source = SourceToParse.source(builder.bytes());
ctx.reset(XContentHelper.createParser(source.source()), new ParseContext.Document(), source);
assertEquals(XContentParser.Token.START_OBJECT, ctx.parser().nextToken());
ctx.parser().nextToken();
return DocumentParser.parseObject(ctx, mapper.root());
}
@Nullable
private IndexMetaData loadIndex(String index) {
long highestVersion = -1;
IndexMetaData indexMetaData = null;
for (File indexLocation : nodeEnv.indexLocations(new Index(index))) {
File stateDir = new File(indexLocation, "_state");
if (!stateDir.exists() || !stateDir.isDirectory()) {
continue;
}
// now, iterate over the current versions, and find latest one
File[] stateFiles = stateDir.listFiles();
if (stateFiles == null) {
continue;
}
for (File stateFile : stateFiles) {
if (!stateFile.getName().startsWith("state-")) {
continue;
}
try {
long version = Long.parseLong(stateFile.getName().substring("state-".length()));
if (version > highestVersion) {
byte[] data = Streams.copyToByteArray(new FileInputStream(stateFile));
if (data.length == 0) {
logger.debug(
"[{}]: no data for [" + stateFile.getAbsolutePath() + "], ignoring...", index);
continue;
}
XContentParser parser = null;
try {
parser = XContentHelper.createParser(data, 0, data.length);
parser.nextToken(); // move to START_OBJECT
indexMetaData = IndexMetaData.Builder.fromXContent(parser);
highestVersion = version;
} finally {
if (parser != null) {
parser.close();
}
}
}
} catch (Exception e) {
logger.debug(
"[{}]: failed to read [" + stateFile.getAbsolutePath() + "], ignoring...", e, index);
}
}
}
return indexMetaData;
}
Query parsePercolatorDocument(String id, BytesReference source) {
String type = null;
BytesReference querySource = null;
XContentParser parser = null;
try {
parser = XContentHelper.createParser(source);
String currentFieldName = null;
XContentParser.Token token = parser.nextToken(); // move the START_OBJECT
if (token != XContentParser.Token.START_OBJECT) {
throw new ElasticsearchException(
"failed to parse query [" + id + "], not starting with OBJECT");
}
while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
if (token == XContentParser.Token.FIELD_NAME) {
currentFieldName = parser.currentName();
} else if (token == XContentParser.Token.START_OBJECT) {
if ("query".equals(currentFieldName)) {
if (type != null) {
return parseQuery(type, null, parser);
} else {
XContentBuilder builder = XContentFactory.contentBuilder(parser.contentType());
builder.copyCurrentStructure(parser);
querySource = builder.bytes();
builder.close();
}
} else {
parser.skipChildren();
}
} else if (token == XContentParser.Token.START_ARRAY) {
parser.skipChildren();
} else if (token.isValue()) {
if ("type".equals(currentFieldName)) {
type = parser.text();
}
}
}
return parseQuery(type, querySource, null);
} catch (Exception e) {
throw new PercolatorException(shardId().index(), "failed to parse query [" + id + "]", e);
} finally {
if (parser != null) {
parser.close();
}
}
}
private MetaData loadGlobalState() {
long highestVersion = -1;
MetaData metaData = null;
for (File dataLocation : nodeEnv.nodeDataLocations()) {
File stateLocation = new File(dataLocation, "_state");
if (!stateLocation.exists()) {
continue;
}
File[] stateFiles = stateLocation.listFiles();
if (stateFiles == null) {
continue;
}
for (File stateFile : stateFiles) {
String name = stateFile.getName();
if (!name.startsWith("global-")) {
continue;
}
try {
long version = Long.parseLong(stateFile.getName().substring("global-".length()));
if (version > highestVersion) {
byte[] data = Streams.copyToByteArray(new FileInputStream(stateFile));
if (data.length == 0) {
logger.debug(
"[_global] no data for [" + stateFile.getAbsolutePath() + "], ignoring...");
continue;
}
XContentParser parser = null;
try {
parser = XContentHelper.createParser(data, 0, data.length);
metaData = MetaData.Builder.fromXContent(parser);
highestVersion = version;
} finally {
if (parser != null) {
parser.close();
}
}
}
} catch (Exception e) {
logger.debug("failed to load global state from [{}]", e, stateFile.getAbsolutePath());
}
}
}
return metaData;
}
public void testFromXContent() throws Exception {
SliceBuilder sliceBuilder = randomSliceBuilder();
XContentBuilder builder = XContentFactory.contentBuilder(randomFrom(XContentType.values()));
if (randomBoolean()) {
builder.prettyPrint();
}
builder.startObject();
sliceBuilder.innerToXContent(builder);
builder.endObject();
XContentParser parser = XContentHelper.createParser(shuffleXContent(builder).bytes());
QueryParseContext context =
new QueryParseContext(indicesQueriesRegistry, parser, ParseFieldMatcher.STRICT);
SliceBuilder secondSliceBuilder = SliceBuilder.fromXContent(context);
assertNotSame(sliceBuilder, secondSliceBuilder);
assertEquals(sliceBuilder, secondSliceBuilder);
assertEquals(sliceBuilder.hashCode(), secondSliceBuilder.hashCode());
}
/**
* Test that creates new smoothing model from a random test smoothing model and checks both for
* equality
*/
public void testFromXContent() throws IOException {
SmoothingModel testModel = createTestModel();
XContentBuilder contentBuilder =
XContentFactory.contentBuilder(randomFrom(XContentType.values()));
if (randomBoolean()) {
contentBuilder.prettyPrint();
}
contentBuilder.startObject();
testModel.innerToXContent(contentBuilder, ToXContent.EMPTY_PARAMS);
contentBuilder.endObject();
XContentParser parser = XContentHelper.createParser(shuffleXContent(contentBuilder).bytes());
QueryParseContext context =
new QueryParseContext(new IndicesQueriesRegistry(), parser, ParseFieldMatcher.STRICT);
parser.nextToken(); // go to start token, real parsing would do that in the outer element parser
SmoothingModel parsedModel = fromXContent(context);
assertNotSame(testModel, parsedModel);
assertEquals(testModel, parsedModel);
assertEquals(testModel.hashCode(), parsedModel.hashCode());
}
public void testReverseOptionFailsBuildWhenInvalidGeoHashString() throws IOException {
String json = "{\n" + " \"reverse\" : \"false\"\n" + "}";
XContentParser itemParser = XContentHelper.createParser(new BytesArray(json));
itemParser.nextToken();
QueryParseContext context =
new QueryParseContext(indicesQueriesRegistry, itemParser, ParseFieldMatcher.STRICT);
try {
GeoDistanceSortBuilder item = GeoDistanceSortBuilder.fromXContent(context, "");
item.validation(GeoValidationMethod.STRICT);
item.build(createMockShardContext());
fail("adding reverse sorting option should fail with an exception");
} catch (ElasticsearchParseException e) {
assertEquals(
"illegal latitude value [269.384765625] for [GeoDistanceSort] for field [reverse].",
e.getMessage());
}
}
/**
* creates random suggestion builder, renders it to xContent and back to new instance that should
* be equal to original
*/
public void testFromXContent() throws IOException {
Suggesters suggesters = new Suggesters(Collections.emptyMap());
QueryParseContext context = new QueryParseContext(null);
context.parseFieldMatcher(new ParseFieldMatcher(Settings.EMPTY));
for (int runs = 0; runs < NUMBER_OF_RUNS; runs++) {
SuggestBuilder suggestBuilder = createTestModel();
XContentBuilder xContentBuilder =
XContentFactory.contentBuilder(randomFrom(XContentType.values()));
if (randomBoolean()) {
xContentBuilder.prettyPrint();
}
suggestBuilder.toXContent(xContentBuilder, ToXContent.EMPTY_PARAMS);
XContentParser parser = XContentHelper.createParser(xContentBuilder.bytes());
context.reset(parser);
SuggestBuilder secondSuggestBuilder = SuggestBuilder.fromXContent(context, suggesters);
assertNotSame(suggestBuilder, secondSuggestBuilder);
assertEquals(suggestBuilder, secondSuggestBuilder);
assertEquals(suggestBuilder.hashCode(), secondSuggestBuilder.hashCode());
}
}
public void testSortModeSumIsRejectedInJSON() throws IOException {
String json =
"{\n"
+ " \"testname\" : [ {\n"
+ " \"lat\" : -6.046997540714173,\n"
+ " \"lon\" : -51.94128329747579\n"
+ " } ],\n"
+ " \"unit\" : \"m\",\n"
+ " \"distance_type\" : \"sloppy_arc\",\n"
+ " \"mode\" : \"SUM\"\n"
+ "}";
XContentParser itemParser = XContentHelper.createParser(new BytesArray(json));
itemParser.nextToken();
QueryParseContext context =
new QueryParseContext(indicesQueriesRegistry, itemParser, ParseFieldMatcher.STRICT);
IllegalArgumentException e =
expectThrows(
IllegalArgumentException.class, () -> GeoDistanceSortBuilder.fromXContent(context, ""));
assertEquals("sort_mode [sum] isn't supported for sorting by geo distance", e.getMessage());
}
public void testReverseOptionFailsWhenNonStringField() throws IOException {
String json =
"{\n"
+ " \"testname\" : [ {\n"
+ " \"lat\" : -6.046997540714173,\n"
+ " \"lon\" : -51.94128329747579\n"
+ " } ],\n"
+ " \"reverse\" : true\n"
+ "}";
XContentParser itemParser = XContentHelper.createParser(new BytesArray(json));
itemParser.nextToken();
QueryParseContext context =
new QueryParseContext(indicesQueriesRegistry, itemParser, ParseFieldMatcher.STRICT);
try {
GeoDistanceSortBuilder.fromXContent(context, "");
fail("adding reverse sorting option should fail with an exception");
} catch (ParsingException e) {
assertEquals("Only geohashes of type string supported for field [reverse]", e.getMessage());
}
}
public void testIgnoreMalformedIsDeprecated() throws IOException {
String json =
"{\n"
+ " \"testname\" : [ {\n"
+ " \"lat\" : -6.046997540714173,\n"
+ " \"lon\" : -51.94128329747579\n"
+ " } ],\n"
+ " \"unit\" : \"m\",\n"
+ " \"distance_type\" : \"sloppy_arc\",\n"
+ " \"mode\" : \"SUM\",\n"
+ " \"ignore_malformed\" : true\n"
+ "}";
XContentParser itemParser = XContentHelper.createParser(new BytesArray(json));
itemParser.nextToken();
QueryParseContext context =
new QueryParseContext(indicesQueriesRegistry, itemParser, ParseFieldMatcher.STRICT);
IllegalArgumentException e =
expectThrows(
IllegalArgumentException.class, () -> GeoDistanceSortBuilder.fromXContent(context, ""));
assertTrue(e.getMessage().startsWith("Deprecated field "));
}
private ParsedQuery parseQuery(ExplainRequest request, IndexService indexService) {
try {
XContentParser parser = XContentHelper.createParser(request.getSource());
for (XContentParser.Token token = parser.nextToken();
token != XContentParser.Token.END_OBJECT;
token = parser.nextToken()) {
if (token == XContentParser.Token.FIELD_NAME) {
String fieldName = parser.currentName();
if ("query".equals(fieldName)) {
return indexService.queryParserService().parse(parser);
} else if ("query_binary".equals(fieldName)) {
byte[] querySource = parser.binaryValue();
XContentParser qSourceParser =
XContentFactory.xContent(querySource).createParser(querySource);
return indexService.queryParserService().parse(qSourceParser);
}
}
}
} catch (Exception e) {
throw new ElasticSearchException("Couldn't parse query from source.", e);
}
throw new ElasticSearchException("No query specified");
}
public void process(
MetaData metaData,
String aliasOrIndex,
@Nullable MappingMetaData mappingMd,
boolean allowIdGeneration)
throws ElasticsearchException {
// resolve the routing if needed
routing(metaData.resolveIndexRouting(routing, aliasOrIndex));
// resolve timestamp if provided externally
if (timestamp != null) {
timestamp =
MappingMetaData.Timestamp.parseStringTimestamp(
timestamp,
mappingMd != null
? mappingMd.timestamp().dateTimeFormatter()
: TimestampFieldMapper.Defaults.DATE_TIME_FORMATTER);
}
// extract values if needed
if (mappingMd != null) {
MappingMetaData.ParseContext parseContext =
mappingMd.createParseContext(id, routing, timestamp);
if (parseContext.shouldParse()) {
XContentParser parser = null;
try {
parser = XContentHelper.createParser(source);
mappingMd.parse(parser, parseContext);
if (parseContext.shouldParseId()) {
id = parseContext.id();
}
if (parseContext.shouldParseRouting()) {
routing = parseContext.routing();
}
if (parseContext.shouldParseTimestamp()) {
timestamp = parseContext.timestamp();
timestamp =
MappingMetaData.Timestamp.parseStringTimestamp(
timestamp, mappingMd.timestamp().dateTimeFormatter());
}
} catch (Exception e) {
throw new ElasticsearchParseException(
"failed to parse doc to extract routing/timestamp", e);
} finally {
if (parser != null) {
parser.close();
}
}
}
// might as well check for routing here
if (mappingMd.routing().required() && routing == null) {
throw new RoutingMissingException(index, type, id);
}
if (parent != null && !mappingMd.hasParentField()) {
throw new ElasticsearchIllegalArgumentException(
"Can't specify parent if no parent field has been configured");
}
} else {
if (parent != null) {
throw new ElasticsearchIllegalArgumentException(
"Can't specify parent if no parent field has been configured");
}
}
// generate id if not already provided and id generation is allowed
if (allowIdGeneration) {
if (id == null) {
id(Strings.randomBase64UUID());
// since we generate the id, change it to CREATE
opType(IndexRequest.OpType.CREATE);
}
}
// generate timestamp if not provided, we always have one post this stage...
if (timestamp == null) {
timestamp = Long.toString(System.currentTimeMillis());
}
}
public ParsedDocument parse(SourceToParse source, @Nullable ParseListener listener)
throws MapperParsingException {
ParseContext context = cache.get();
if (source.type() != null && !source.type().equals(this.type)) {
throw new MapperParsingException(
"Type mismatch, provide type ["
+ source.type()
+ "] but mapper is of type ["
+ this.type
+ "]");
}
source.type(this.type);
XContentParser parser = source.parser();
try {
if (parser == null) {
parser = XContentHelper.createParser(source.source());
}
context.reset(parser, new Document(), source, listener);
// on a newly created instance of document mapper, we always consider it as new mappers that
// have been added
if (initMappersAdded) {
context.setMappingsModified();
initMappersAdded = false;
}
// will result in START_OBJECT
int countDownTokens = 0;
XContentParser.Token token = parser.nextToken();
if (token != XContentParser.Token.START_OBJECT) {
throw new MapperParsingException("Malformed content, must start with an object");
}
boolean emptyDoc = false;
token = parser.nextToken();
if (token == XContentParser.Token.END_OBJECT) {
// empty doc, we can handle it...
emptyDoc = true;
} else if (token != XContentParser.Token.FIELD_NAME) {
throw new MapperParsingException(
"Malformed content, after first object, either the type field or the actual properties should exist");
}
if (type.equals(parser.currentName())) {
// first field is the same as the type, this might be because the type is provided, and the
// object exists within it
// or because there is a valid field that by chance is named as the type
// Note, in this case, we only handle plain value types, an object type will be analyzed as
// if it was the type itself
// and other same level fields will be ignored
token = parser.nextToken();
countDownTokens++;
// commented out, allow for same type with START_OBJECT, we do our best to handle it except
// for the above corner case
// if (token != XContentParser.Token.START_OBJECT) {
// throw new MapperException("Malformed content, a field with the same
// name as the type must be an object with the properties/fields within it");
// }
}
for (RootMapper rootMapper : rootMappersOrdered) {
rootMapper.preParse(context);
}
if (!emptyDoc) {
rootObjectMapper.parse(context);
}
for (int i = 0; i < countDownTokens; i++) {
parser.nextToken();
}
// fire up any new mappers if exists
if (!context.newFieldMappers().mappers.isEmpty()) {
addFieldMappers(context.newFieldMappers().mappers);
context.newFieldMappers().mappers.clear();
}
if (!context.newObjectMappers().mappers.isEmpty()) {
addObjectMappers(context.newObjectMappers().mappers);
context.newObjectMappers().mappers.clear();
}
for (RootMapper rootMapper : rootMappersOrdered) {
rootMapper.postParse(context);
}
for (RootMapper rootMapper : rootMappersOrdered) {
rootMapper.validate(context);
}
} catch (Throwable e) {
// we have to fire up any new mappers even on a failure, because they
// have been added internally to each compound mapper...
// ... we have no option to "rollback" a change, which is very tricky in our copy on change
// system...
if (!context.newFieldMappers().mappers.isEmpty()) {
addFieldMappers(context.newFieldMappers().mappers);
context.newFieldMappers().mappers.clear();
}
if (!context.newObjectMappers().mappers.isEmpty()) {
addObjectMappers(context.newObjectMappers().mappers);
context.newObjectMappers().mappers.clear();
}
// if its already a mapper parsing exception, no need to wrap it...
if (e instanceof MapperParsingException) {
throw (MapperParsingException) e;
}
throw new MapperParsingException("failed to parse", e);
} finally {
// only close the parser when its not provided externally
if (source.parser() == null && parser != null) {
parser.close();
}
}
// reverse the order of docs for nested docs support, parent should be last
if (context.docs().size() > 1) {
Collections.reverse(context.docs());
}
// apply doc boost
if (context.docBoost() != 1.0f) {
Set<String> encounteredFields = Sets.newHashSet();
for (Document doc : context.docs()) {
encounteredFields.clear();
for (IndexableField field : doc) {
if (field.fieldType().indexed() && !field.fieldType().omitNorms()) {
if (!encounteredFields.contains(field.name())) {
((Field) field).setBoost(context.docBoost() * field.boost());
encounteredFields.add(field.name());
}
}
}
}
}
ParsedDocument doc =
new ParsedDocument(
context.uid(),
context.id(),
context.type(),
source.routing(),
source.timestamp(),
source.ttl(),
context.docs(),
context.analyzer(),
context.source(),
context.mappingsModified())
.parent(source.parent());
// reset the context to free up memory
context.reset(null, null, null, null);
return doc;
}
private ParsedDocument innerParseDocument(SourceToParse source) throws MapperParsingException {
if (docMapper.type().equals(MapperService.DEFAULT_MAPPING)) {
throw new IllegalArgumentException(
"It is forbidden to index into the default mapping ["
+ MapperService.DEFAULT_MAPPING
+ "]");
}
ParseContext.InternalParseContext context = cache.get();
final Mapping mapping = docMapper.mapping();
if (source.type() != null && !source.type().equals(docMapper.type())) {
throw new MapperParsingException(
"Type mismatch, provide type ["
+ source.type()
+ "] but mapper is of type ["
+ docMapper.type()
+ "]");
}
source.type(docMapper.type());
XContentParser parser = source.parser();
try {
if (parser == null) {
parser = XContentHelper.createParser(source.source());
}
context.reset(parser, new ParseContext.Document(), source);
// will result in START_OBJECT
XContentParser.Token token = parser.nextToken();
if (token != XContentParser.Token.START_OBJECT) {
throw new MapperParsingException("Malformed content, must start with an object");
}
boolean emptyDoc = false;
if (mapping.root.isEnabled()) {
token = parser.nextToken();
if (token == XContentParser.Token.END_OBJECT) {
// empty doc, we can handle it...
emptyDoc = true;
} else if (token != XContentParser.Token.FIELD_NAME) {
throw new MapperParsingException(
"Malformed content, after first object, either the type field or the actual properties should exist");
}
}
for (MetadataFieldMapper metadataMapper : mapping.metadataMappers) {
metadataMapper.preParse(context);
}
if (mapping.root.isEnabled() == false) {
// entire type is disabled
parser.skipChildren();
} else if (emptyDoc == false) {
Mapper update = parseObject(context, mapping.root, true);
if (update != null) {
context.addDynamicMappingsUpdate(update);
}
}
for (MetadataFieldMapper metadataMapper : mapping.metadataMappers) {
metadataMapper.postParse(context);
}
// try to parse the next token, this should be null if the object is ended properly
// but will throw a JSON exception if the extra tokens is not valid JSON (this will be handled
// by the catch)
if (Version.indexCreated(indexSettings).onOrAfter(Version.V_2_0_0_beta1)
&& source.parser() == null
&& parser != null) {
// only check for end of tokens if we created the parser here
token = parser.nextToken();
if (token != null) {
throw new IllegalArgumentException(
"Malformed content, found extra data after parsing: " + token);
}
}
} catch (Throwable e) {
// if its already a mapper parsing exception, no need to wrap it...
if (e instanceof MapperParsingException) {
throw (MapperParsingException) e;
}
// Throw a more meaningful message if the document is empty.
if (source.source() != null && source.source().length() == 0) {
throw new MapperParsingException("failed to parse, document is empty");
}
throw new MapperParsingException("failed to parse", e);
} finally {
// only close the parser when its not provided externally
if (source.parser() == null && parser != null) {
parser.close();
}
}
// reverse the order of docs for nested docs support, parent should be last
if (context.docs().size() > 1) {
Collections.reverse(context.docs());
}
// apply doc boost
if (context.docBoost() != 1.0f) {
Set<String> encounteredFields = new HashSet<>();
for (ParseContext.Document doc : context.docs()) {
encounteredFields.clear();
for (IndexableField field : doc) {
if (field.fieldType().indexOptions() != IndexOptions.NONE
&& !field.fieldType().omitNorms()) {
if (!encounteredFields.contains(field.name())) {
((Field) field).setBoost(context.docBoost() * field.boost());
encounteredFields.add(field.name());
}
}
}
}
}
Mapper rootDynamicUpdate = context.dynamicMappingsUpdate();
Mapping update = null;
if (rootDynamicUpdate != null) {
update = mapping.mappingUpdate(rootDynamicUpdate);
}
ParsedDocument doc =
new ParsedDocument(
context.uid(),
context.version(),
context.id(),
context.type(),
source.routing(),
source.timestamp(),
source.ttl(),
context.docs(),
context.source(),
update)
.parent(source.parent());
// reset the context to free up memory
context.reset(null, null, null);
return doc;
}
private void pre019Upgrade() throws Exception {
long index = -1;
File metaDataFile = null;
MetaData metaData = null;
long version = -1;
for (File dataLocation : nodeEnv.nodeDataLocations()) {
File stateLocation = new File(dataLocation, "_state");
if (!stateLocation.exists()) {
continue;
}
File[] stateFiles = stateLocation.listFiles();
if (stateFiles == null) {
continue;
}
for (File stateFile : stateFiles) {
if (logger.isTraceEnabled()) {
logger.trace("[upgrade]: processing [" + stateFile.getName() + "]");
}
String name = stateFile.getName();
if (!name.startsWith("metadata-")) {
continue;
}
long fileIndex = Long.parseLong(name.substring(name.indexOf('-') + 1));
if (fileIndex >= index) {
// try and read the meta data
try {
byte[] data = Streams.copyToByteArray(new FileInputStream(stateFile));
if (data.length == 0) {
continue;
}
XContentParser parser = XContentHelper.createParser(data, 0, data.length);
try {
String currentFieldName = null;
XContentParser.Token token = parser.nextToken();
if (token != null) {
while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
if (token == XContentParser.Token.FIELD_NAME) {
currentFieldName = parser.currentName();
} else if (token == XContentParser.Token.START_OBJECT) {
if ("meta-data".equals(currentFieldName)) {
metaData = MetaData.Builder.fromXContent(parser);
}
} else if (token.isValue()) {
if ("version".equals(currentFieldName)) {
version = parser.longValue();
}
}
}
}
} finally {
parser.close();
}
index = fileIndex;
metaDataFile = stateFile;
} catch (IOException e) {
logger.warn("failed to read pre 0.19 state from [" + name + "], ignoring...", e);
}
}
}
}
if (metaData == null) {
return;
}
logger.info(
"found old metadata state, loading metadata from [{}] and converting to new metadata location and strucutre...",
metaDataFile.getAbsolutePath());
writeGlobalState(
"upgrade", MetaData.builder().metaData(metaData).version(version).build(), null);
for (IndexMetaData indexMetaData : metaData) {
IndexMetaData.Builder indexMetaDataBuilder =
IndexMetaData.newIndexMetaDataBuilder(indexMetaData).version(version);
// set the created version to 0.18
indexMetaDataBuilder.settings(
ImmutableSettings.settingsBuilder()
.put(indexMetaData.settings())
.put(IndexMetaData.SETTING_VERSION_CREATED, Version.V_0_18_0));
writeIndex("upgrade", indexMetaDataBuilder.build(), null);
}
// rename shards state to backup state
File backupFile = new File(metaDataFile.getParentFile(), "backup-" + metaDataFile.getName());
if (!metaDataFile.renameTo(backupFile)) {
throw new IOException(
"failed to rename old state to backup state [" + metaDataFile.getAbsolutePath() + "]");
}
// delete all other shards state files
for (File dataLocation : nodeEnv.nodeDataLocations()) {
File stateLocation = new File(dataLocation, "_state");
if (!stateLocation.exists()) {
continue;
}
File[] stateFiles = stateLocation.listFiles();
if (stateFiles == null) {
continue;
}
for (File stateFile : stateFiles) {
String name = stateFile.getName();
if (!name.startsWith("metadata-")) {
continue;
}
stateFile.delete();
}
}
logger.info(
"conversion to new metadata location and format done, backup create at [{}]",
backupFile.getAbsolutePath());
}
