/**
* Extracts all the required fields from the RestRequest 'h' parameter. In order to support
* wildcards like 'bulk.*' this needs potentially parse all the configured headers and its aliases
* and needs to ensure that everything is only added once to the returned headers, even if
* 'h=bulk.*.bulk.*' is specified or some headers are contained twice due to matching aliases
*/
private static Set<String> expandHeadersFromRequest(Table table, RestRequest request) {
Set<String> headers = new LinkedHashSet<>(table.getHeaders().size());
// check headers and aliases
for (String header : Strings.splitStringByCommaToArray(request.param("h"))) {
if (Regex.isSimpleMatchPattern(header)) {
for (Table.Cell tableHeaderCell : table.getHeaders()) {
String configuredHeader = tableHeaderCell.value.toString();
if (Regex.simpleMatch(header, configuredHeader)) {
headers.add(configuredHeader);
} else if (tableHeaderCell.attr.containsKey("alias")) {
String[] aliases = Strings.splitStringByCommaToArray(tableHeaderCell.attr.get("alias"));
for (String alias : aliases) {
if (Regex.simpleMatch(header, alias)) {
headers.add(configuredHeader);
break;
}
}
}
}
} else {
headers.add(header);
}
}
return headers;
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
MultiSearchRequest multiSearchRequest = new MultiSearchRequest();
multiSearchRequest.listenerThreaded(false);
String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
String[] types = Strings.splitStringByCommaToArray(request.param("type"));
IndicesOptions indicesOptions =
IndicesOptions.fromRequest(request, multiSearchRequest.indicesOptions());
try {
multiSearchRequest.add(
request.content(),
request.contentUnsafe(),
indices,
types,
request.param("search_type"),
request.param("routing"),
indicesOptions,
allowExplicitIndex);
} catch (Exception e) {
try {
XContentBuilder builder = restContentBuilder(request);
channel.sendResponse(
new XContentRestResponse(
request,
BAD_REQUEST,
builder.startObject().field("error", e.getMessage()).endObject()));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
return;
}
client.multiSearch(
multiSearchRequest,
new ActionListener<MultiSearchResponse>() {
@Override
public void onResponse(MultiSearchResponse response) {
try {
XContentBuilder builder = restContentBuilder(request);
builder.startObject();
response.toXContent(builder, request);
builder.endObject();
channel.sendResponse(new XContentRestResponse(request, OK, builder));
} catch (Throwable e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
private static List<DisplayHeader> buildDisplayHeaders(Table table, RestRequest request) {
String pHeaders = request.param("h");
List<DisplayHeader> display = new ArrayList<DisplayHeader>();
if (pHeaders != null) {
for (String possibility : Strings.splitStringByCommaToArray(pHeaders)) {
DisplayHeader dispHeader = null;
if (table.getAsMap().containsKey(possibility)) {
dispHeader = new DisplayHeader(possibility, possibility);
} else {
for (Table.Cell headerCell : table.getHeaders()) {
String aliases = headerCell.attr.get("alias");
if (aliases != null) {
for (String alias : Strings.splitStringByCommaToArray(aliases)) {
if (possibility.equals(alias)) {
dispHeader = new DisplayHeader(headerCell.value.toString(), alias);
break;
}
}
}
}
}
if (dispHeader != null) {
// We know we need the header asked for:
display.add(dispHeader);
// Look for accompanying sibling column
Table.Cell hcell = table.getHeaderMap().get(dispHeader.name);
String siblingFlag = hcell.attr.get("sibling");
if (siblingFlag != null) {
// ...link the sibling and check that its flag is set
String sibling = siblingFlag + "." + dispHeader.name;
Table.Cell c = table.getHeaderMap().get(sibling);
if (c != null && request.paramAsBoolean(siblingFlag, false)) {
display.add(
new DisplayHeader(c.value.toString(), siblingFlag + "." + dispHeader.display));
}
}
}
}
} else {
for (Table.Cell cell : table.getHeaders()) {
String d = cell.attr.get("default");
if (Booleans.parseBoolean(d, true)) {
display.add(new DisplayHeader(cell.value.toString(), cell.value.toString()));
}
}
}
return display;
}
@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client)
throws IOException {
final String[] names = Strings.splitStringByCommaToArray(request.param("name"));
GetIndexTemplatesRequest getIndexTemplatesRequest = new GetIndexTemplatesRequest(names);
getIndexTemplatesRequest.local(
request.paramAsBoolean("local", getIndexTemplatesRequest.local()));
getIndexTemplatesRequest.masterNodeTimeout(
request.paramAsTime("master_timeout", getIndexTemplatesRequest.masterNodeTimeout()));
final boolean implicitAll = getIndexTemplatesRequest.names().length == 0;
return channel ->
client
.admin()
.indices()
.getTemplates(
getIndexTemplatesRequest,
new RestToXContentListener<GetIndexTemplatesResponse>(channel) {
@Override
protected RestStatus getStatus(GetIndexTemplatesResponse response) {
boolean templateExists = false == response.getIndexTemplates().isEmpty();
return (templateExists || implicitAll) ? OK : NOT_FOUND;
}
});
}
private RestChannelConsumer parseExistingDocPercolate(
PercolateRequest percolateRequest, RestRequest restRequest, NodeClient client) {
String index = restRequest.param("index");
String type = restRequest.param("type");
percolateRequest.indices(
Strings.splitStringByCommaToArray(restRequest.param("percolate_index", index)));
percolateRequest.documentType(restRequest.param("percolate_type", type));
GetRequest getRequest = new GetRequest(index, type, restRequest.param("id"));
getRequest.routing(restRequest.param("routing"));
getRequest.preference(restRequest.param("preference"));
getRequest.refresh(restRequest.paramAsBoolean("refresh", getRequest.refresh()));
getRequest.realtime(restRequest.paramAsBoolean("realtime", getRequest.realtime()));
getRequest.version(RestActions.parseVersion(restRequest));
getRequest.versionType(
VersionType.fromString(restRequest.param("version_type"), getRequest.versionType()));
percolateRequest.getRequest(getRequest);
percolateRequest.routing(restRequest.param("percolate_routing"));
percolateRequest.preference(restRequest.param("percolate_preference"));
percolateRequest.source(restRequest.contentOrSourceParam());
percolateRequest.indicesOptions(
IndicesOptions.fromRequest(restRequest, percolateRequest.indicesOptions()));
return channel -> executePercolate(client, percolateRequest, channel);
}
@Override
public String[] getAsArray(String settingPrefix, String[] defaultArray) throws SettingsException {
List<String> result = Lists.newArrayList();
if (get(settingPrefix) != null) {
String[] strings = Strings.splitStringByCommaToArray(get(settingPrefix));
if (strings.length > 0) {
for (String string : strings) {
result.add(string.trim());
}
}
}
int counter = 0;
while (true) {
String value = get(settingPrefix + '.' + (counter++));
if (value == null) {
break;
}
result.add(value.trim());
}
if (result.isEmpty()) {
return defaultArray;
}
return result.toArray(new String[result.size()]);
}
public void testMultipleLaunch() throws Exception {
Terminal terminal = new MockTerminal();
final AtomicReference<Boolean> executed = new AtomicReference<>(false);
final NamedCommand cmd =
new NamedCommand("cmd", terminal) {
@Override
public CliTool.ExitStatus execute(Settings settings, Environment env) {
executed.set(true);
return OK;
}
};
SingleCmdTool tool = new SingleCmdTool("tool", terminal, cmd);
tool.parse("cmd", Strings.splitStringByCommaToArray("--verbose"));
tool.parse("cmd", Strings.splitStringByCommaToArray("--silent"));
tool.parse("cmd", Strings.splitStringByCommaToArray("--help"));
}
@Override
public void handleRequest(
final RestRequest request, final RestChannel channel, final NodeClient client) {
ForceMergeRequest mergeRequest =
new ForceMergeRequest(Strings.splitStringByCommaToArray(request.param("index")));
mergeRequest.indicesOptions(IndicesOptions.fromRequest(request, mergeRequest.indicesOptions()));
mergeRequest.maxNumSegments(
request.paramAsInt("max_num_segments", mergeRequest.maxNumSegments()));
mergeRequest.onlyExpungeDeletes(
request.paramAsBoolean("only_expunge_deletes", mergeRequest.onlyExpungeDeletes()));
mergeRequest.flush(request.paramAsBoolean("flush", mergeRequest.flush()));
client
.admin()
.indices()
.forceMerge(
mergeRequest,
new RestBuilderListener<ForceMergeResponse>(channel) {
@Override
public RestResponse buildResponse(
ForceMergeResponse response, XContentBuilder builder) throws Exception {
builder.startObject();
buildBroadcastShardsHeader(builder, request, response);
builder.endObject();
return new BytesRestResponse(OK, builder);
}
});
}
public String[] paramAsStringArray(String key, String[] defaultValue) {
String value = param(key);
if (value == null) {
return defaultValue;
}
return Strings.splitStringByCommaToArray(value);
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
final ClusterSearchShardsRequest clusterSearchShardsRequest =
Requests.clusterSearchShardsRequest(indices);
clusterSearchShardsRequest.local(
request.paramAsBoolean("local", clusterSearchShardsRequest.local()));
clusterSearchShardsRequest.listenerThreaded(false);
clusterSearchShardsRequest.types(Strings.splitStringByCommaToArray(request.param("type")));
clusterSearchShardsRequest.routing(request.param("routing"));
clusterSearchShardsRequest.preference(request.param("preference"));
clusterSearchShardsRequest.indicesOptions(
IndicesOptions.fromRequest(request, clusterSearchShardsRequest.indicesOptions()));
client
.admin()
.cluster()
.searchShards(
clusterSearchShardsRequest,
new ActionListener<ClusterSearchShardsResponse>() {
@Override
public void onResponse(ClusterSearchShardsResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder.startObject();
response.toXContent(builder, request);
builder.endObject();
channel.sendResponse(new BytesRestResponse(RestStatus.OK, builder));
} catch (Throwable e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
try {
channel.sendResponse(new BytesRestResponse(request, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
PutWarmerRequest putWarmerRequest = new PutWarmerRequest(request.param("name"));
putWarmerRequest.listenerThreaded(false);
SearchRequest searchRequest =
new SearchRequest(Strings.splitStringByCommaToArray(request.param("index")))
.types(Strings.splitStringByCommaToArray(request.param("type")))
.source(request.content(), request.contentUnsafe());
searchRequest.indicesOptions(
IndicesOptions.fromRequest(request, searchRequest.indicesOptions()));
putWarmerRequest.searchRequest(searchRequest);
putWarmerRequest.timeout(request.paramAsTime("timeout", putWarmerRequest.timeout()));
putWarmerRequest.masterNodeTimeout(
request.paramAsTime("master_timeout", putWarmerRequest.masterNodeTimeout()));
client
.admin()
.indices()
.putWarmer(
putWarmerRequest, new AcknowledgedRestResponseActionListener(request, channel, logger));
}
public static SearchRequest parseSearchRequest(RestRequest request) {
String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
SearchRequest searchRequest = new SearchRequest(indices);
// get the content, and put it in the body
// add content/source as template if template flag is set
boolean isTemplateRequest = request.path().endsWith("/template");
if (RestActions.hasBodyContent(request)) {
if (isTemplateRequest) {
searchRequest.templateSource(RestActions.getRestContent(request));
} else {
searchRequest.source(RestActions.getRestContent(request));
}
}
// do not allow 'query_and_fetch' or 'dfs_query_and_fetch' search types
// from the REST layer. these modes are an internal optimization and should
// not be specified explicitly by the user.
String searchType = request.param("search_type");
if (SearchType.fromString(searchType).equals(SearchType.QUERY_AND_FETCH)
|| SearchType.fromString(searchType).equals(SearchType.DFS_QUERY_AND_FETCH)) {
throw new IllegalArgumentException("Unsupported search type [" + searchType + "]");
} else {
searchRequest.searchType(searchType);
}
searchRequest.extraSource(parseSearchSource(request));
searchRequest.queryCache(request.paramAsBoolean("query_cache", null));
String scroll = request.param("scroll");
if (scroll != null) {
searchRequest.scroll(new Scroll(parseTimeValue(scroll, null, "scroll")));
}
searchRequest.types(Strings.splitStringByCommaToArray(request.param("type")));
searchRequest.routing(request.param("routing"));
searchRequest.preference(request.param("preference"));
searchRequest.indicesOptions(
IndicesOptions.fromRequest(request, searchRequest.indicesOptions()));
return searchRequest;
}
/**
* Returns an array of string value from a node value.
*
* <p>If the node represents an array the corresponding array of strings is returned. Otherwise
* the node is treated as a comma-separated string.
*/
public static String[] nodeStringArrayValue(Object node) {
if (isArray(node)) {
List list = (List) node;
String[] arr = new String[list.size()];
for (int i = 0; i < arr.length; i++) {
arr[i] = nodeStringValue(list.get(i), null);
}
return arr;
} else {
return Strings.splitStringByCommaToArray(node.toString());
}
}
private RestChannelConsumer parseDocPercolate(
PercolateRequest percolateRequest, RestRequest restRequest, NodeClient client) {
percolateRequest.indices(Strings.splitStringByCommaToArray(restRequest.param("index")));
percolateRequest.documentType(restRequest.param("type"));
percolateRequest.routing(restRequest.param("routing"));
percolateRequest.preference(restRequest.param("preference"));
percolateRequest.source(restRequest.contentOrSourceParam());
percolateRequest.indicesOptions(
IndicesOptions.fromRequest(restRequest, percolateRequest.indicesOptions()));
return channel -> executePercolate(client, percolateRequest, channel);
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
final String[] aliases = request.paramAsStringArrayOrEmptyIfAll("name");
final String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
final GetAliasesRequest getAliasesRequest = new GetAliasesRequest(aliases);
getAliasesRequest.indices(indices);
getAliasesRequest.indicesOptions(
IndicesOptions.fromRequest(request, getAliasesRequest.indicesOptions()));
getAliasesRequest.local(request.paramAsBoolean("local", getAliasesRequest.local()));
client
.admin()
.indices()
.getAliases(
getAliasesRequest,
new RestBuilderListener<GetAliasesResponse>(channel) {
@Override
public RestResponse buildResponse(
GetAliasesResponse response, XContentBuilder builder) throws Exception {
// empty body, if indices were specified but no aliases were
if (indices.length > 0 && response.getAliases().isEmpty()) {
return new BytesRestResponse(OK, builder.startObject().endObject());
} else if (response.getAliases().isEmpty()) {
String message =
String.format(
Locale.ROOT,
"alias [%s] missing",
toNamesString(getAliasesRequest.aliases()));
builder
.startObject()
.field("error", message)
.field("status", RestStatus.NOT_FOUND.getStatus())
.endObject();
return new BytesRestResponse(RestStatus.NOT_FOUND, builder);
}
builder.startObject();
for (ObjectObjectCursor<String, List<AliasMetaData>> entry :
response.getAliases()) {
builder.startObject(entry.key, XContentBuilder.FieldCaseConversion.NONE);
builder.startObject(Fields.ALIASES);
for (AliasMetaData alias : entry.value) {
AliasMetaData.Builder.toXContent(alias, builder, ToXContent.EMPTY_PARAMS);
}
builder.endObject();
builder.endObject();
}
builder.endObject();
return new BytesRestResponse(OK, builder);
}
});
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
TypesExistsRequest typesExistsRequest =
new TypesExistsRequest(
Strings.splitStringByCommaToArray(request.param("index")),
Strings.splitStringByCommaToArray(request.param("type")));
typesExistsRequest.listenerThreaded(false);
typesExistsRequest.local(request.paramAsBoolean("local", typesExistsRequest.local()));
typesExistsRequest.indicesOptions(
IndicesOptions.fromRequest(request, typesExistsRequest.indicesOptions()));
client
.admin()
.indices()
.typesExists(
typesExistsRequest,
new ActionListener<TypesExistsResponse>() {
@Override
public void onResponse(TypesExistsResponse response) {
try {
if (response.isExists()) {
channel.sendResponse(new BytesRestResponse(OK));
} else {
channel.sendResponse(new BytesRestResponse(NOT_FOUND));
}
} catch (Throwable e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
try {
channel.sendResponse(new BytesRestResponse(ExceptionsHelper.status(e)));
} catch (Exception e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
@Override
public void handleRequest(
final RestRequest request, final RestChannel channel, final Client client)
throws IOException {
final SearchRequest searchRequest =
new SearchRequest(
Strings.splitStringByCommaToArray(request.param("index")), new SearchSourceBuilder());
searchRequest.indicesOptions(
IndicesOptions.fromRequest(request, searchRequest.indicesOptions()));
if (RestActions.hasBodyContent(request)) {
final BytesReference sourceBytes = RestActions.getRestContent(request);
try (XContentParser parser =
XContentFactory.xContent(sourceBytes).createParser(sourceBytes)) {
final QueryParseContext context =
new QueryParseContext(queryRegistry, parser, parseFieldMatcher);
searchRequest.source().suggest(SuggestBuilder.fromXContent(context, suggesters));
}
} else {
throw new IllegalArgumentException("no content or source provided to execute suggestion");
}
searchRequest.routing(request.param("routing"));
searchRequest.preference(request.param("preference"));
client.search(
searchRequest,
new RestBuilderListener<SearchResponse>(channel) {
@Override
public RestResponse buildResponse(SearchResponse response, XContentBuilder builder)
throws Exception {
RestStatus restStatus =
RestStatus.status(
response.getSuccessfulShards(),
response.getTotalShards(),
response.getShardFailures());
builder.startObject();
buildBroadcastShardsHeader(
builder,
request,
response.getTotalShards(),
response.getSuccessfulShards(),
response.getFailedShards(),
response.getShardFailures());
Suggest suggest = response.getSuggest();
if (suggest != null) {
suggest.toInnerXContent(builder, request);
}
builder.endObject();
return new BytesRestResponse(restStatus, builder);
}
});
}
@Override
public void handleRequest(
final RestRequest request, final RestChannel channel, final Client client)
throws IOException {
DeleteByQueryRequest delete =
new DeleteByQueryRequest(Strings.splitStringByCommaToArray(request.param("index")));
delete.indicesOptions(IndicesOptions.fromRequest(request, delete.indicesOptions()));
delete.routing(request.param("routing"));
if (request.hasParam("timeout")) {
delete.timeout(request.paramAsTime("timeout", null));
}
if (request.hasContent()) {
XContentParser requestParser =
XContentFactory.xContent(request.content()).createParser(request.content());
QueryParseContext context = new QueryParseContext(indicesQueriesRegistry);
context.reset(requestParser);
context.parseFieldMatcher(parseFieldMatcher);
final QueryBuilder<?> builder = context.parseInnerQueryBuilder();
delete.query(builder);
} else {
String source = request.param("source");
if (source != null) {
XContentParser requestParser = XContentFactory.xContent(source).createParser(source);
QueryParseContext context = new QueryParseContext(indicesQueriesRegistry);
context.reset(requestParser);
final QueryBuilder<?> builder = context.parseInnerQueryBuilder();
delete.query(builder);
} else {
QueryBuilder<?> queryBuilder = RestActions.urlParamsToQueryBuilder(request);
if (queryBuilder != null) {
delete.query(queryBuilder);
}
}
}
delete.types(Strings.splitStringByCommaToArray(request.param("type")));
client.execute(INSTANCE, delete, new RestToXContentListener<DeleteByQueryResponse>(channel));
}
void parseDocPercolate(
PercolateRequest percolateRequest,
RestRequest restRequest,
RestChannel restChannel,
final Client client) {
percolateRequest.indices(Strings.splitStringByCommaToArray(restRequest.param("index")));
percolateRequest.documentType(restRequest.param("type"));
percolateRequest.routing(restRequest.param("routing"));
percolateRequest.preference(restRequest.param("preference"));
percolateRequest.source(RestActions.getRestContent(restRequest));
percolateRequest.indicesOptions(
IndicesOptions.fromRequest(restRequest, percolateRequest.indicesOptions()));
executePercolate(percolateRequest, restChannel, client);
}
private ShardIterator preferenceActiveShardIterator(
IndexShardRoutingTable indexShard,
String localNodeId,
DiscoveryNodes nodes,
@Nullable String preference) {
if (preference == null || preference.isEmpty()) {
String[] awarenessAttributes = awarenessAllocationDecider.awarenessAttributes();
if (awarenessAttributes.length == 0) {
return indexShard.activeInitializingShardsRandomIt();
} else {
return indexShard.preferAttributesActiveInitializingShardsIt(awarenessAttributes, nodes);
}
}
if (preference.charAt(0) == '_') {
Preference preferenceType = Preference.parse(preference);
if (preferenceType == Preference.SHARDS) {
// starts with _shards, so execute on specific ones
int index = preference.indexOf(';');
String shards;
if (index == -1) {
shards = preference.substring(Preference.SHARDS.type().length() + 1);
} else {
shards = preference.substring(Preference.SHARDS.type().length() + 1, index);
}
String[] ids = Strings.splitStringByCommaToArray(shards);
boolean found = false;
for (String id : ids) {
if (Integer.parseInt(id) == indexShard.shardId().id()) {
found = true;
break;
}
}
if (!found) {
return null;
}
// no more preference
if (index == -1 || index == preference.length() - 1) {
String[] awarenessAttributes = awarenessAllocationDecider.awarenessAttributes();
if (awarenessAttributes.length == 0) {
return indexShard.activeInitializingShardsRandomIt();
} else {
return indexShard.preferAttributesActiveInitializingShardsIt(
awarenessAttributes, nodes);
}
} else {
// update the preference and continue
preference = preference.substring(index + 1);
}
}
preferenceType = Preference.parse(preference);
switch (preferenceType) {
case PREFER_NODE:
return indexShard.preferNodeActiveInitializingShardsIt(
preference.substring(Preference.PREFER_NODE.type().length() + 1));
case LOCAL:
return indexShard.preferNodeActiveInitializingShardsIt(localNodeId);
case PRIMARY:
return indexShard.primaryActiveInitializingShardIt();
case PRIMARY_FIRST:
return indexShard.primaryFirstActiveInitializingShardsIt();
case ONLY_LOCAL:
return indexShard.onlyNodeActiveInitializingShardsIt(localNodeId);
case ONLY_NODE:
String nodeId = preference.substring(Preference.ONLY_NODE.type().length() + 1);
ensureNodeIdExists(nodes, nodeId);
return indexShard.onlyNodeActiveInitializingShardsIt(nodeId);
case ONLY_NODES:
String nodeAttribute = preference.substring(Preference.ONLY_NODES.type().length() + 1);
return indexShard.onlyNodeSelectorActiveInitializingShardsIt(nodeAttribute, nodes);
default:
throw new IllegalArgumentException("unknown preference [" + preferenceType + "]");
}
}
// if not, then use it as the index
String[] awarenessAttributes = awarenessAllocationDecider.awarenessAttributes();
if (awarenessAttributes.length == 0) {
return indexShard.activeInitializingShardsIt(DjbHashFunction.DJB_HASH(preference));
} else {
return indexShard.preferAttributesActiveInitializingShardsIt(
awarenessAttributes, nodes, DjbHashFunction.DJB_HASH(preference));
}
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
UpdateRequest updateRequest =
new UpdateRequest(request.param("index"), request.param("type"), request.param("id"));
updateRequest.listenerThreaded(false);
updateRequest.routing(request.param("routing"));
updateRequest.parent(
request.param(
"parent")); // order is important, set it after routing, so it will set the routing
updateRequest.timeout(request.paramAsTime("timeout", updateRequest.timeout()));
updateRequest.refresh(request.paramAsBoolean("refresh", updateRequest.refresh()));
String replicationType = request.param("replication");
if (replicationType != null) {
updateRequest.replicationType(ReplicationType.fromString(replicationType));
}
String consistencyLevel = request.param("consistency");
if (consistencyLevel != null) {
updateRequest.consistencyLevel(WriteConsistencyLevel.fromString(consistencyLevel));
}
updateRequest.percolate(request.param("percolate", null));
updateRequest.script(request.param("script"));
updateRequest.scriptLang(request.param("lang"));
for (Map.Entry<String, String> entry : request.params().entrySet()) {
if (entry.getKey().startsWith("sp_")) {
updateRequest.addScriptParam(entry.getKey().substring(3), entry.getValue());
}
}
String sField = request.param("fields");
if (sField != null) {
String[] sFields = Strings.splitStringByCommaToArray(sField);
if (sFields != null) {
updateRequest.fields(sFields);
}
}
updateRequest.retryOnConflict(
request.paramAsInt("retry_on_conflict", updateRequest.retryOnConflict()));
// see if we have it in the body
if (request.hasContent()) {
try {
updateRequest.source(
request.contentByteArray(), request.contentByteArrayOffset(), request.contentLength());
IndexRequest upsertRequest = updateRequest.upsertRequest();
if (upsertRequest != null) {
upsertRequest.routing(request.param("routing"));
upsertRequest.parent(
request.param(
"parent")); // order is important, set it after routing, so it will set the
// routing
upsertRequest.timestamp(request.param("timestamp"));
if (request.hasParam("ttl")) {
upsertRequest.ttl(request.paramAsTime("ttl", null).millis());
}
upsertRequest.version(RestActions.parseVersion(request));
upsertRequest.versionType(
VersionType.fromString(request.param("version_type"), upsertRequest.versionType()));
}
IndexRequest doc = updateRequest.doc();
if (doc != null) {
doc.routing(request.param("routing"));
doc.parent(
request.param(
"parent")); // order is important, set it after routing, so it will set the
// routing
doc.timestamp(request.param("timestamp"));
if (request.hasParam("ttl")) {
doc.ttl(request.paramAsTime("ttl", null).millis());
}
doc.version(RestActions.parseVersion(request));
doc.versionType(VersionType.fromString(request.param("version_type"), doc.versionType()));
}
} catch (Exception e) {
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.warn("Failed to send response", e1);
}
return;
}
}
client.update(
updateRequest,
new ActionListener<UpdateResponse>() {
@Override
public void onResponse(UpdateResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder
.startObject()
.field(Fields.OK, true)
.field(Fields._INDEX, response.index())
.field(Fields._TYPE, response.type())
.field(Fields._ID, response.id())
.field(Fields._VERSION, response.version());
if (response.getResult() != null) {
builder.startObject(Fields.GET);
response.getResult().toXContentEmbedded(builder, request);
builder.endObject();
}
if (response.matches() != null) {
builder.startArray(Fields.MATCHES);
for (String match : response.matches()) {
builder.value(match);
}
builder.endArray();
}
builder.endObject();
RestStatus status = OK;
if (response.version() == 1) {
status = CREATED;
}
channel.sendResponse(new XContentRestResponse(request, status, builder));
} catch (Exception e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
@Override
public void handleRequest(
final RestRequest request, final RestChannel channel, final NodeClient client)
throws Exception {
String[] indices = Strings.splitStringByCommaToArray(request.param("index"));
String alias = request.param("name");
Map<String, Object> filter = null;
String routing = null;
String indexRouting = null;
String searchRouting = null;
if (request.hasContent()) {
try (XContentParser parser =
XContentFactory.xContent(request.content()).createParser(request.content())) {
XContentParser.Token token = parser.nextToken();
if (token == null) {
throw new IllegalArgumentException("No index alias is specified");
}
String currentFieldName = null;
while ((token = parser.nextToken()) != null) {
if (token == XContentParser.Token.FIELD_NAME) {
currentFieldName = parser.currentName();
} else if (token.isValue()) {
if ("index".equals(currentFieldName)) {
indices = Strings.splitStringByCommaToArray(parser.text());
} else if ("alias".equals(currentFieldName)) {
alias = parser.text();
} else if ("routing".equals(currentFieldName)) {
routing = parser.textOrNull();
} else if ("indexRouting".equals(currentFieldName)
|| "index-routing".equals(currentFieldName)
|| "index_routing".equals(currentFieldName)) {
indexRouting = parser.textOrNull();
} else if ("searchRouting".equals(currentFieldName)
|| "search-routing".equals(currentFieldName)
|| "search_routing".equals(currentFieldName)) {
searchRouting = parser.textOrNull();
}
} else if (token == XContentParser.Token.START_OBJECT) {
if ("filter".equals(currentFieldName)) {
filter = parser.mapOrdered();
}
}
}
}
}
IndicesAliasesRequest indicesAliasesRequest = new IndicesAliasesRequest();
indicesAliasesRequest.timeout(request.paramAsTime("timeout", indicesAliasesRequest.timeout()));
indicesAliasesRequest.masterNodeTimeout(
request.paramAsTime("master_timeout", indicesAliasesRequest.masterNodeTimeout()));
IndicesAliasesRequest.AliasActions aliasAction =
AliasActions.add().indices(indices).alias(alias);
if (routing != null) {
aliasAction.routing(routing);
}
if (searchRouting != null) {
aliasAction.searchRouting(searchRouting);
}
if (indexRouting != null) {
aliasAction.indexRouting(indexRouting);
}
if (filter != null) {
aliasAction.filter(filter);
}
indicesAliasesRequest.addAliasAction(aliasAction);
client
.admin()
.indices()
.aliases(indicesAliasesRequest, new AcknowledgedRestListener<>(channel));
}
@Override
public void handleRequest(
final RestRequest request, final RestChannel channel, final Client client) {
IndicesStatsRequest indicesStatsRequest = new IndicesStatsRequest();
indicesStatsRequest.indicesOptions(
IndicesOptions.fromRequest(request, indicesStatsRequest.indicesOptions()));
indicesStatsRequest.indices(Strings.splitStringByCommaToArray(request.param("index")));
indicesStatsRequest.types(Strings.splitStringByCommaToArray(request.param("types")));
Set<String> metrics = Strings.splitStringByCommaToSet(request.param("metric", "_all"));
// short cut, if no metrics have been specified in URI
if (metrics.size() == 1 && metrics.contains("_all")) {
indicesStatsRequest.all();
} else {
indicesStatsRequest.clear();
indicesStatsRequest.docs(metrics.contains("docs"));
indicesStatsRequest.store(metrics.contains("store"));
indicesStatsRequest.indexing(metrics.contains("indexing"));
indicesStatsRequest.search(metrics.contains("search"));
indicesStatsRequest.get(metrics.contains("get"));
indicesStatsRequest.merge(metrics.contains("merge"));
indicesStatsRequest.refresh(metrics.contains("refresh"));
indicesStatsRequest.flush(metrics.contains("flush"));
indicesStatsRequest.warmer(metrics.contains("warmer"));
indicesStatsRequest.queryCache(metrics.contains("query_cache"));
indicesStatsRequest.percolate(metrics.contains("percolate"));
indicesStatsRequest.segments(metrics.contains("segments"));
indicesStatsRequest.fieldData(metrics.contains("fielddata"));
indicesStatsRequest.completion(metrics.contains("completion"));
indicesStatsRequest.suggest(metrics.contains("suggest"));
indicesStatsRequest.requestCache(metrics.contains("request_cache"));
indicesStatsRequest.recovery(metrics.contains("recovery"));
indicesStatsRequest.translog(metrics.contains("translog"));
}
if (request.hasParam("groups")) {
indicesStatsRequest.groups(Strings.splitStringByCommaToArray(request.param("groups")));
}
if (request.hasParam("types")) {
indicesStatsRequest.types(Strings.splitStringByCommaToArray(request.param("types")));
}
if (indicesStatsRequest.completion()
&& (request.hasParam("fields") || request.hasParam("completion_fields"))) {
indicesStatsRequest.completionFields(
request.paramAsStringArray(
"completion_fields", request.paramAsStringArray("fields", Strings.EMPTY_ARRAY)));
}
if (indicesStatsRequest.fieldData()
&& (request.hasParam("fields") || request.hasParam("fielddata_fields"))) {
indicesStatsRequest.fieldDataFields(
request.paramAsStringArray(
"fielddata_fields", request.paramAsStringArray("fields", Strings.EMPTY_ARRAY)));
}
client
.admin()
.indices()
.stats(
indicesStatsRequest,
new RestBuilderListener<IndicesStatsResponse>(channel) {
@Override
public RestResponse buildResponse(
IndicesStatsResponse response, XContentBuilder builder) throws Exception {
builder.startObject();
buildBroadcastShardsHeader(builder, request, response);
response.toXContent(builder, request);
builder.endObject();
return new BytesRestResponse(OK, builder);
}
});
}
/**
* Parses restore definition
*
* @param source restore definition
* @return this request
*/
public RestoreSnapshotRequest source(Map source) {
boolean ignoreUnavailable = IndicesOptions.lenient().ignoreUnavailable();
boolean allowNoIndices = IndicesOptions.lenient().allowNoIndices();
boolean expandWildcardsOpen = IndicesOptions.lenient().expandWildcardsOpen();
boolean expandWildcardsClosed = IndicesOptions.lenient().expandWildcardsClosed();
for (Map.Entry<String, Object> entry : ((Map<String, Object>) source).entrySet()) {
String name = entry.getKey();
if (name.equals("indices")) {
if (entry.getValue() instanceof String) {
indices(Strings.splitStringByCommaToArray((String) entry.getValue()));
} else if (entry.getValue() instanceof ArrayList) {
indices((ArrayList<String>) entry.getValue());
} else {
throw new ElasticSearchIllegalArgumentException(
"malformed indices section, should be an array of strings");
}
} else if (name.equals("ignore_unavailable") || name.equals("ignoreUnavailable")) {
assert entry.getValue() instanceof String;
ignoreUnavailable = Boolean.valueOf(entry.getValue().toString());
} else if (name.equals("allow_no_indices") || name.equals("allowNoIndices")) {
assert entry.getValue() instanceof String;
allowNoIndices = Boolean.valueOf(entry.getValue().toString());
} else if (name.equals("expand_wildcards_open") || name.equals("expandWildcardsOpen")) {
assert entry.getValue() instanceof String;
expandWildcardsOpen = Boolean.valueOf(entry.getValue().toString());
} else if (name.equals("expand_wildcards_closed") || name.equals("expandWildcardsClosed")) {
assert entry.getValue() instanceof String;
expandWildcardsClosed = Boolean.valueOf(entry.getValue().toString());
} else if (name.equals("settings")) {
if (!(entry.getValue() instanceof Map)) {
throw new ElasticSearchIllegalArgumentException(
"malformed settings section, should indices an inner object");
}
settings((Map<String, Object>) entry.getValue());
} else if (name.equals("include_global_state")) {
if (!(entry.getValue() instanceof Boolean)) {
throw new ElasticSearchIllegalArgumentException(
"malformed include_global_state, should be boolean");
}
includeGlobalState((Boolean) entry.getValue());
} else if (name.equals("rename_pattern")) {
if (entry.getValue() instanceof String) {
renamePattern((String) entry.getValue());
} else {
throw new ElasticSearchIllegalArgumentException("malformed rename_pattern");
}
} else if (name.equals("rename_replacement")) {
if (entry.getValue() instanceof String) {
renameReplacement((String) entry.getValue());
} else {
throw new ElasticSearchIllegalArgumentException("malformed rename_replacement");
}
} else {
throw new ElasticSearchIllegalArgumentException("Unknown parameter " + name);
}
}
indicesOptions(
IndicesOptions.fromOptions(
ignoreUnavailable, allowNoIndices, expandWildcardsOpen, expandWildcardsClosed));
return this;
}
@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client)
throws IOException {
UpdateRequest updateRequest =
new UpdateRequest(request.param("index"), request.param("type"), request.param("id"));
updateRequest.routing(request.param("routing"));
updateRequest.parent(request.param("parent"));
updateRequest.timeout(request.paramAsTime("timeout", updateRequest.timeout()));
updateRequest.setRefreshPolicy(request.param("refresh"));
String waitForActiveShards = request.param("wait_for_active_shards");
if (waitForActiveShards != null) {
updateRequest.waitForActiveShards(ActiveShardCount.parseString(waitForActiveShards));
}
updateRequest.docAsUpsert(request.paramAsBoolean("doc_as_upsert", updateRequest.docAsUpsert()));
FetchSourceContext fetchSourceContext = FetchSourceContext.parseFromRestRequest(request);
String sField = request.param("fields");
if (sField != null && fetchSourceContext != null) {
throw new IllegalArgumentException(
"[fields] and [_source] cannot be used in the same request");
}
if (sField != null) {
DEPRECATION_LOGGER.deprecated("Deprecated field [fields] used, expected [_source] instead");
String[] sFields = Strings.splitStringByCommaToArray(sField);
updateRequest.fields(sFields);
} else if (fetchSourceContext != null) {
updateRequest.fetchSource(fetchSourceContext);
}
updateRequest.retryOnConflict(
request.paramAsInt("retry_on_conflict", updateRequest.retryOnConflict()));
updateRequest.version(RestActions.parseVersion(request));
updateRequest.versionType(
VersionType.fromString(request.param("version_type"), updateRequest.versionType()));
// see if we have it in the body
if (request.hasContent()) {
updateRequest.fromXContent(request.content());
IndexRequest upsertRequest = updateRequest.upsertRequest();
if (upsertRequest != null) {
upsertRequest.routing(request.param("routing"));
upsertRequest.parent(
request.param(
"parent")); // order is important, set it after routing, so it will set the routing
upsertRequest.timestamp(request.param("timestamp"));
if (request.hasParam("ttl")) {
upsertRequest.ttl(request.param("ttl"));
}
upsertRequest.version(RestActions.parseVersion(request));
upsertRequest.versionType(
VersionType.fromString(request.param("version_type"), upsertRequest.versionType()));
}
IndexRequest doc = updateRequest.doc();
if (doc != null) {
doc.routing(request.param("routing"));
doc.parent(
request.param(
"parent")); // order is important, set it after routing, so it will set the routing
doc.timestamp(request.param("timestamp"));
if (request.hasParam("ttl")) {
doc.ttl(request.param("ttl"));
}
doc.version(RestActions.parseVersion(request));
doc.versionType(VersionType.fromString(request.param("version_type"), doc.versionType()));
}
}
return channel ->
client.update(
updateRequest,
new RestStatusToXContentListener<>(
channel, r -> r.getLocation(updateRequest.routing())));
}
public MultiSearchRequest add(
BytesReference data,
boolean contentUnsafe,
@Nullable String[] indices,
@Nullable String[] types,
@Nullable String searchType,
@Nullable String routing,
IndicesOptions indicesOptions,
boolean allowExplicitIndex)
throws Exception {
XContent xContent = XContentFactory.xContent(data);
int from = 0;
int length = data.length();
byte marker = xContent.streamSeparator();
while (true) {
int nextMarker = findNextMarker(marker, from, data, length);
if (nextMarker == -1) {
break;
}
// support first line with \n
if (nextMarker == 0) {
from = nextMarker + 1;
continue;
}
SearchRequest searchRequest = new SearchRequest();
if (indices != null) {
searchRequest.indices(indices);
}
if (indicesOptions != null) {
searchRequest.indicesOptions(indicesOptions);
}
if (types != null && types.length > 0) {
searchRequest.types(types);
}
if (routing != null) {
searchRequest.routing(routing);
}
searchRequest.searchType(searchType);
IndicesOptions defaultOptions = IndicesOptions.strictExpandOpenAndForbidClosed();
boolean ignoreUnavailable = defaultOptions.ignoreUnavailable();
boolean allowNoIndices = defaultOptions.allowNoIndices();
boolean expandWildcardsOpen = defaultOptions.expandWildcardsOpen();
boolean expandWildcardsClosed = defaultOptions.expandWildcardsClosed();
// now parse the action
if (nextMarker - from > 0) {
try (XContentParser parser = xContent.createParser(data.slice(from, nextMarker - from))) {
// Move to START_OBJECT, if token is null, its an empty data
XContentParser.Token token = parser.nextToken();
if (token != null) {
assert token == XContentParser.Token.START_OBJECT;
String currentFieldName = null;
while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
if (token == XContentParser.Token.FIELD_NAME) {
currentFieldName = parser.currentName();
} else if (token.isValue()) {
if ("index".equals(currentFieldName) || "indices".equals(currentFieldName)) {
if (!allowExplicitIndex) {
throw new ElasticsearchIllegalArgumentException(
"explicit index in multi search is not allowed");
}
searchRequest.indices(Strings.splitStringByCommaToArray(parser.text()));
} else if ("type".equals(currentFieldName) || "types".equals(currentFieldName)) {
searchRequest.types(Strings.splitStringByCommaToArray(parser.text()));
} else if ("search_type".equals(currentFieldName)
|| "searchType".equals(currentFieldName)) {
searchRequest.searchType(parser.text());
} else if ("query_cache".equals(currentFieldName)
|| "queryCache".equals(currentFieldName)) {
searchRequest.queryCache(parser.booleanValue());
} else if ("preference".equals(currentFieldName)) {
searchRequest.preference(parser.text());
} else if ("routing".equals(currentFieldName)) {
searchRequest.routing(parser.text());
} else if ("ignore_unavailable".equals(currentFieldName)
|| "ignoreUnavailable".equals(currentFieldName)) {
ignoreUnavailable = parser.booleanValue();
} else if ("allow_no_indices".equals(currentFieldName)
|| "allowNoIndices".equals(currentFieldName)) {
allowNoIndices = parser.booleanValue();
} else if ("expand_wildcards".equals(currentFieldName)
|| "expandWildcards".equals(currentFieldName)) {
String[] wildcards = Strings.splitStringByCommaToArray(parser.text());
for (String wildcard : wildcards) {
if ("open".equals(wildcard)) {
expandWildcardsOpen = true;
} else if ("closed".equals(wildcard)) {
expandWildcardsClosed = true;
} else {
throw new ElasticsearchIllegalArgumentException(
"No valid expand wildcard value [" + wildcard + "]");
}
}
}
} else if (token == XContentParser.Token.START_ARRAY) {
if ("index".equals(currentFieldName) || "indices".equals(currentFieldName)) {
if (!allowExplicitIndex) {
throw new ElasticsearchIllegalArgumentException(
"explicit index in multi search is not allowed");
}
searchRequest.indices(parseArray(parser));
} else if ("type".equals(currentFieldName) || "types".equals(currentFieldName)) {
searchRequest.types(parseArray(parser));
} else if ("expand_wildcards".equals(currentFieldName)
|| "expandWildcards".equals(currentFieldName)) {
String[] wildcards = parseArray(parser);
for (String wildcard : wildcards) {
if ("open".equals(wildcard)) {
expandWildcardsOpen = true;
} else if ("closed".equals(wildcard)) {
expandWildcardsClosed = true;
} else {
throw new ElasticsearchIllegalArgumentException(
"No valid expand wildcard value [" + wildcard + "]");
}
}
} else {
throw new ElasticsearchParseException(
currentFieldName + " doesn't support arrays");
}
}
}
}
}
}
searchRequest.indicesOptions(
IndicesOptions.fromOptions(
ignoreUnavailable,
allowNoIndices,
expandWildcardsOpen,
expandWildcardsClosed,
defaultOptions));
// move pointers
from = nextMarker + 1;
// now for the body
nextMarker = findNextMarker(marker, from, data, length);
if (nextMarker == -1) {
break;
}
searchRequest.source(data.slice(from, nextMarker - from), contentUnsafe);
// move pointers
from = nextMarker + 1;
add(searchRequest);
}
return this;
}
public static SearchSourceBuilder parseSearchSource(RestRequest request) {
SearchSourceBuilder searchSourceBuilder = null;
QuerySourceBuilder querySourceBuilder = RestActions.parseQuerySource(request);
if (querySourceBuilder != null) {
searchSourceBuilder = new SearchSourceBuilder();
searchSourceBuilder.query(querySourceBuilder);
}
int from = request.paramAsInt("from", -1);
if (from != -1) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.from(from);
}
int size = request.paramAsInt("size", -1);
if (size != -1) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.size(size);
}
if (request.hasParam("explain")) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.explain(request.paramAsBoolean("explain", null));
}
if (request.hasParam("version")) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.version(request.paramAsBoolean("version", null));
}
if (request.hasParam("timeout")) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.timeout(request.paramAsTime("timeout", null));
}
if (request.hasParam("terminate_after")) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
int terminateAfter =
request.paramAsInt("terminate_after", SearchContext.DEFAULT_TERMINATE_AFTER);
if (terminateAfter < 0) {
throw new IllegalArgumentException("terminateAfter must be > 0");
} else if (terminateAfter > 0) {
searchSourceBuilder.terminateAfter(terminateAfter);
}
}
String sField = request.param("fields");
if (sField != null) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
if (!Strings.hasText(sField)) {
searchSourceBuilder.noFields();
} else {
String[] sFields = Strings.splitStringByCommaToArray(sField);
if (sFields != null) {
for (String field : sFields) {
searchSourceBuilder.field(field);
}
}
}
}
String sFieldDataFields = request.param("fielddata_fields");
if (sFieldDataFields != null) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
if (Strings.hasText(sFieldDataFields)) {
String[] sFields = Strings.splitStringByCommaToArray(sFieldDataFields);
if (sFields != null) {
for (String field : sFields) {
searchSourceBuilder.fieldDataField(field);
}
}
}
}
FetchSourceContext fetchSourceContext = FetchSourceContext.parseFromRestRequest(request);
if (fetchSourceContext != null) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.fetchSource(fetchSourceContext);
}
if (request.hasParam("track_scores")) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.trackScores(request.paramAsBoolean("track_scores", false));
}
String sSorts = request.param("sort");
if (sSorts != null) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
String[] sorts = Strings.splitStringByCommaToArray(sSorts);
for (String sort : sorts) {
int delimiter = sort.lastIndexOf(":");
if (delimiter != -1) {
String sortField = sort.substring(0, delimiter);
String reverse = sort.substring(delimiter + 1);
if ("asc".equals(reverse)) {
searchSourceBuilder.sort(sortField, SortOrder.ASC);
} else if ("desc".equals(reverse)) {
searchSourceBuilder.sort(sortField, SortOrder.DESC);
}
} else {
searchSourceBuilder.sort(sort);
}
}
}
String sStats = request.param("stats");
if (sStats != null) {
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
searchSourceBuilder.stats(Strings.splitStringByCommaToArray(sStats));
}
String suggestField = request.param("suggest_field");
if (suggestField != null) {
String suggestText = request.param("suggest_text", request.param("q"));
int suggestSize = request.paramAsInt("suggest_size", 5);
if (searchSourceBuilder == null) {
searchSourceBuilder = new SearchSourceBuilder();
}
String suggestMode = request.param("suggest_mode");
searchSourceBuilder
.suggest()
.addSuggestion(
termSuggestion(suggestField)
.field(suggestField)
.text(suggestText)
.size(suggestSize)
.suggestMode(suggestMode));
}
return searchSourceBuilder;
}
@Override
public void handleRequest(final RestRequest request, final RestChannel channel) {
String[] nodesIds = Strings.splitStringByCommaToArray(request.param("nodeId"));
Set<String> metrics = Strings.splitStringByCommaToSet(request.param("metric", "_all"));
NodesStatsRequest nodesStatsRequest = new NodesStatsRequest(nodesIds);
nodesStatsRequest.listenerThreaded(false);
if (metrics.size() == 1 && metrics.contains("_all")) {
nodesStatsRequest.all();
nodesStatsRequest.indices(CommonStatsFlags.ALL);
} else {
nodesStatsRequest.clear();
nodesStatsRequest.os(metrics.contains("os"));
nodesStatsRequest.jvm(metrics.contains("jvm"));
nodesStatsRequest.threadPool(metrics.contains("thread_pool"));
nodesStatsRequest.network(metrics.contains("network"));
nodesStatsRequest.fs(metrics.contains("fs"));
nodesStatsRequest.transport(metrics.contains("transport"));
nodesStatsRequest.http(metrics.contains("http"));
nodesStatsRequest.indices(metrics.contains("indices"));
nodesStatsRequest.process(metrics.contains("process"));
nodesStatsRequest.breaker(metrics.contains("breaker"));
// check for index specific metrics
if (metrics.contains("indices")) {
Set<String> indexMetrics =
Strings.splitStringByCommaToSet(request.param("indexMetric", "_all"));
if (indexMetrics.size() == 1 && indexMetrics.contains("_all")) {
nodesStatsRequest.indices(CommonStatsFlags.ALL);
} else {
CommonStatsFlags flags = new CommonStatsFlags();
for (Flag flag : CommonStatsFlags.Flag.values()) {
flags.set(flag, indexMetrics.contains(flag.getRestName()));
}
nodesStatsRequest.indices(flags);
}
}
}
if (nodesStatsRequest.indices().isSet(Flag.FieldData)
&& (request.hasParam("fields") || request.hasParam("fielddata_fields"))) {
nodesStatsRequest
.indices()
.fieldDataFields(
request.paramAsStringArray(
"fielddata_fields", request.paramAsStringArray("fields", null)));
}
if (nodesStatsRequest.indices().isSet(Flag.Completion)
&& (request.hasParam("fields") || request.hasParam("completion_fields"))) {
nodesStatsRequest
.indices()
.completionDataFields(
request.paramAsStringArray(
"completion_fields", request.paramAsStringArray("fields", null)));
}
if (nodesStatsRequest.indices().isSet(Flag.Search) && (request.hasParam("groups"))) {
nodesStatsRequest.indices().groups(request.paramAsStringArray("groups", null));
}
if (nodesStatsRequest.indices().isSet(Flag.Indexing) && (request.hasParam("types"))) {
nodesStatsRequest.indices().types(request.paramAsStringArray("types", null));
}
client
.admin()
.cluster()
.nodesStats(
nodesStatsRequest,
new ActionListener<NodesStatsResponse>() {
@Override
public void onResponse(NodesStatsResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder.startObject();
response.toXContent(builder, request);
builder.endObject();
channel.sendResponse(new BytesRestResponse(RestStatus.OK, builder));
} catch (Throwable e) {
onFailure(e);
}
}
@Override
public void onFailure(Throwable e) {
try {
channel.sendResponse(new BytesRestResponse(request, e));
} catch (IOException e1) {
logger.error("Failed to send failure response", e1);
}
}
});
}
