io.cdap.cdap.gateway.handlers.ProgramLifecycleHttpHandlerInternal Maven / Gradle / Ivy
/*
* Copyright © 2020 Cask Data, Inc.
*
* Licensed 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 io.cdap.cdap.gateway.handlers;
import com.google.gson.Gson;
import com.google.inject.Inject;
import io.cdap.cdap.common.BadRequestException;
import io.cdap.cdap.common.conf.Constants;
import io.cdap.cdap.gateway.handlers.util.AbstractAppFabricHttpHandler;
import io.cdap.cdap.internal.app.services.ProgramLifecycleService;
import io.cdap.cdap.internal.app.store.RunRecordDetail;
import io.cdap.cdap.proto.ProgramType;
import io.cdap.cdap.proto.id.ProgramReference;
import io.cdap.http.HttpHandler;
import io.cdap.http.HttpResponder;
import io.netty.handler.codec.http.HttpRequest;
import io.netty.handler.codec.http.HttpResponse;
import io.netty.handler.codec.http.HttpResponseStatus;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
/**
* {@link HttpHandler} for serving internal program lifecycle REST API requests
*/
@Path(Constants.Gateway.INTERNAL_API_VERSION_3 + "/namespaces/{namespace-id}")
public class ProgramLifecycleHttpHandlerInternal extends AbstractAppFabricHttpHandler {
private static final Gson GSON = new Gson();
private final ProgramLifecycleService programLifecycleService;
@Inject
ProgramLifecycleHttpHandlerInternal(ProgramLifecycleService programLifecycleService) {
this.programLifecycleService = programLifecycleService;
}
/**
* Return {@link RunRecordDetail} for the given program run id
*
* @param request {@link HttpRequest}
* @param responder {@link HttpResponse}
* @param namespaceId namespace of the program
* @param appName name of the application
* @param appVersion version of the application
* @param type type of the program
* @param programName name of the program
* @param runid for which {@link RunRecordDetail} will be returned
* @throws Exception if failed to to get {@link RunRecordDetail}
*/
@GET
@Path("/apps/{app-name}/versions/{app-version}/{program-type}/{program-name}/runs/{run-id}")
public void getProgramRunRecordMeta(HttpRequest request, HttpResponder responder,
@PathParam("namespace-id") String namespaceId,
@PathParam("app-name") String appName,
@PathParam("app-version") String appVersion,
@PathParam("program-type") String type,
@PathParam("program-name") String programName,
@PathParam("run-id") String runid) throws Exception {
ProgramType programType = ProgramType.valueOfCategoryName(type, BadRequestException::new);
ProgramReference programRef = new ProgramReference(namespaceId, appName, programType, programName);
RunRecordDetail runRecordMeta = programLifecycleService.getRunRecordMeta(programRef, runid);
responder.sendJson(HttpResponseStatus.OK, GSON.toJson(runRecordMeta));
}
}