/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.
*/
package org.elasticsearch.rest.action.admin.indices.template.put;
import org.elasticsearch.ElasticSearchIllegalArgumentException;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.admin.indices.template.put.PutIndexTemplateRequest;
import org.elasticsearch.action.admin.indices.template.put.PutIndexTemplateResponse;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentBuilderString;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.support.XContentMapValues;
import org.elasticsearch.rest.BaseRestHandler;
import org.elasticsearch.rest.RestChannel;
import org.elasticsearch.rest.RestController;
import org.elasticsearch.rest.RestHandler;
import org.elasticsearch.rest.RestRequest;
import org.elasticsearch.rest.XContentRestResponse;
import org.elasticsearch.rest.XContentThrowableRestResponse;
import org.elasticsearch.rest.action.support.RestXContentBuilder;
import java.io.IOException;
import java.util.Map;
import static org.elasticsearch.common.unit.TimeValue.*;
import static org.elasticsearch.rest.RestStatus.*;
/**
* @author kimchy (shay.banon)
*/
public class RestPutIndexTemplateAction extends BaseRestHandler {
@Inject public RestPutIndexTemplateAction(Settings settings, Client client, RestController controller) {
super(settings, client);
controller.registerHandler(RestRequest.Method.PUT, "/_template/{name}", this);
controller.registerHandler(RestRequest.Method.POST, "/_template/{name}", new CreateHandler());
}
final class CreateHandler implements RestHandler {
@Override public void handleRequest(RestRequest request, RestChannel channel) {
request.params().put("create", "true");
RestPutIndexTemplateAction.this.handleRequest(request, channel);
}
}
@SuppressWarnings({"unchecked"})
@Override public void handleRequest(final RestRequest request, final RestChannel channel) {
PutIndexTemplateRequest putRequest = new PutIndexTemplateRequest(request.param("name"));
try {
putRequest.create(request.paramAsBoolean("create", false));
putRequest.cause(request.param("cause", ""));
putRequest.timeout(request.paramAsTime("timeout", timeValueSeconds(10)));
// parse the parameters
Map<String, Object> source = XContentFactory.xContent(request.contentByteArray(), request.contentByteArrayOffset(), request.contentLength())
.createParser(request.contentByteArray(), request.contentByteArrayOffset(), request.contentLength()).mapAndClose();
if (source.containsKey("template")) {
putRequest.template(source.get("template").toString());
}
if (source.containsKey("order")) {
putRequest.order(XContentMapValues.nodeIntegerValue(source.get("order"), putRequest.order()));
}
if (source.containsKey("settings")) {
if (!(source.get("settings") instanceof Map)) {
throw new ElasticSearchIllegalArgumentException("Malformed settings section, should include an inner object");
}
putRequest.settings((Map<String, Object>) source.get("settings"));
}
if (source.containsKey("mappings")) {
Map<String, Object> mappings = (Map<String, Object>) source.get("mappings");
for (Map.Entry<String, Object> entry : mappings.entrySet()) {
if (!(entry.getValue() instanceof Map)) {
throw new ElasticSearchIllegalArgumentException("Malformed mappings section for type [" + entry.getKey() + "], should include an inner object describing the mapping");
}
putRequest.mapping(entry.getKey(), (Map<String, Object>) entry.getValue());
}
}
} catch (Exception e) {
try {
channel.sendResponse(new XContentThrowableRestResponse(request, e));
} catch (IOException e1) {
logger.warn("Failed to send response", e1);
}
return;
}
putRequest.template(request.param("template", putRequest.template()));
putRequest.order(request.paramAsInt("order", putRequest.order()));
client.admin().indices().putTemplate(putRequest, new ActionListener<PutIndexTemplateResponse>() {
@Override public void onResponse(PutIndexTemplateResponse response) {
try {
XContentBuilder builder = RestXContentBuilder.restContentBuilder(request);
builder.startObject()
.field(Fields.OK, true)
.field(Fields.ACKNOWLEDGED, response.acknowledged())
.endObject();
channel.sendResponse(new XContentRestResponse(request, OK, builder));
} catch (IOException 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);
}
}
});
}
static final class Fields {
static final XContentBuilderString OK = new XContentBuilderString("ok");
static final XContentBuilderString ACKNOWLEDGED = new XContentBuilderString("acknowledged");
}
}