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org.apache.oozie.servlet.V1JobServlet Maven / Gradle / Ivy
/**
* Copyright (c) 2010 Yahoo! Inc. All rights reserved.
* 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. See accompanying LICENSE file.
*/
package org.apache.oozie.servlet;
import java.io.IOException;
import java.util.List;
import javax.servlet.ServletInputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.hadoop.conf.Configuration;
import org.apache.oozie.BaseEngineException;
import org.apache.oozie.BundleEngine;
import org.apache.oozie.BundleEngineException;
import org.apache.oozie.CoordinatorActionBean;
import org.apache.oozie.CoordinatorActionInfo;
import org.apache.oozie.CoordinatorEngine;
import org.apache.oozie.CoordinatorEngineException;
import org.apache.oozie.DagEngine;
import org.apache.oozie.DagEngineException;
import org.apache.oozie.ErrorCode;
import org.apache.oozie.client.rest.JsonBean;
import org.apache.oozie.client.rest.JsonCoordinatorJob;
import org.apache.oozie.client.rest.JsonTags;
import org.apache.oozie.client.rest.RestConstants;
import org.apache.oozie.service.BundleEngineService;
import org.apache.oozie.service.CoordinatorEngineService;
import org.apache.oozie.service.DagEngineService;
import org.apache.oozie.service.Services;
import org.apache.oozie.util.XLog;
import org.json.simple.JSONObject;
@SuppressWarnings("serial")
public class V1JobServlet extends BaseJobServlet {
private static final String INSTRUMENTATION_NAME = "v1job";
public V1JobServlet() {
super(INSTRUMENTATION_NAME);
}
/*
* protected method to start a job
*/
@Override
protected void startJob(HttpServletRequest request, HttpServletResponse response) throws XServletException,
IOException {
/*
* Configuration conf = new XConfiguration(request.getInputStream());
* String wfPath = conf.get(OozieClient.APP_PATH); String coordPath =
* conf.get(OozieClient.COORDINATOR_APP_PATH);
*
* ServletUtilities.ValidateAppPath(wfPath, coordPath);
*/
String jobId = getResourceName(request);
if (jobId.endsWith("-W")) {
startWorkflowJob(request, response);
}
else if (jobId.endsWith("-B")) {
startBundleJob(request, response);
}
else {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ErrorCode.E0303);
}
}
/*
* protected method to resume a job
*/
@Override
protected void resumeJob(HttpServletRequest request, HttpServletResponse response) throws XServletException,
IOException {
/*
* Configuration conf = new XConfiguration(request.getInputStream());
* String wfPath = conf.get(OozieClient.APP_PATH); String coordPath =
* conf.get(OozieClient.COORDINATOR_APP_PATH);
*
* ServletUtilities.ValidateAppPath(wfPath, coordPath);
*/
String jobId = getResourceName(request);
if (jobId.endsWith("-W")) {
resumeWorkflowJob(request, response);
}
else if (jobId.endsWith("-B")) {
resumeBundleJob(request, response);
}
else {
resumeCoordinatorJob(request, response);
}
}
/*
* protected method to suspend a job
*/
@Override
protected void suspendJob(HttpServletRequest request, HttpServletResponse response) throws XServletException,
IOException {
/*
* Configuration conf = new XConfiguration(request.getInputStream());
* String wfPath = conf.get(OozieClient.APP_PATH); String coordPath =
* conf.get(OozieClient.COORDINATOR_APP_PATH);
*
* ServletUtilities.ValidateAppPath(wfPath, coordPath);
*/
String jobId = getResourceName(request);
if (jobId.endsWith("-W")) {
suspendWorkflowJob(request, response);
}
else if (jobId.endsWith("-B")) {
suspendBundleJob(request, response);
}
else {
suspendCoordinatorJob(request, response);
}
}
/*
* protected method to kill a job
*/
@Override
protected void killJob(HttpServletRequest request, HttpServletResponse response) throws XServletException,
IOException {
/*
* Configuration conf = new XConfiguration(request.getInputStream());
* String wfPath = conf.get(OozieClient.APP_PATH); String coordPath =
* conf.get(OozieClient.COORDINATOR_APP_PATH);
*
* ServletUtilities.ValidateAppPath(wfPath, coordPath);
*/
String jobId = getResourceName(request);
if (jobId.endsWith("-W")) {
killWorkflowJob(request, response);
}
else if (jobId.endsWith("-B")) {
killBundleJob(request, response);
}
else {
killCoordinatorJob(request, response);
}
}
/**
* protected method to change a coordinator job
* @param request request object
* @param response response object
* @throws XServletException
* @throws IOException
*/
protected void changeJob(HttpServletRequest request, HttpServletResponse response) throws XServletException,
IOException {
String jobId = getResourceName(request);
if (jobId.endsWith("-B")) {
changeBundleJob(request, response);
}
else {
changeCoordinatorJob(request, response);
}
}
/*
* protected method to reRun a job
*
* @seeorg.apache.oozie.servlet.BaseJobServlet#reRunJob(javax.servlet.http.
* HttpServletRequest, javax.servlet.http.HttpServletResponse,
* org.apache.hadoop.conf.Configuration)
*/
@Override
protected JSONObject reRunJob(HttpServletRequest request, HttpServletResponse response, Configuration conf)
throws XServletException, IOException {
JSONObject json = null;
String jobId = getResourceName(request);
if (jobId.endsWith("-W")) {
reRunWorkflowJob(request, response, conf);
}
else if (jobId.endsWith("-B")) {
rerunBundleJob(request, response, conf);
}
else {
json = reRunCoordinatorActions(request, response, conf);
}
return json;
}
/*
* protected method to get a job in JsonBean representation
*/
@Override
protected JsonBean getJob(HttpServletRequest request, HttpServletResponse response) throws XServletException,
IOException, BaseEngineException {
ServletInputStream is = request.getInputStream();
byte[] b = new byte[101];
while (is.readLine(b, 0, 100) != -1) {
XLog.getLog(getClass()).warn("Printing :" + new String(b));
}
JsonBean jobBean = null;
String jobId = getResourceName(request);
if (jobId.endsWith("-B")) {
jobBean = getBundleJob(request, response);
}
else {
if (jobId.endsWith("-W")) {
jobBean = getWorkflowJob(request, response);
}
else {
if (jobId.contains("-W@")) {
jobBean = getWorkflowAction(request, response);
}
else {
if (jobId.contains("-C@")) {
jobBean = getCoordinatorAction(request, response);
}
else {
jobBean = getCoordinatorJob(request, response);
}
}
}
}
return jobBean;
}
/*
* protected method to get a job definition in String format
*/
@Override
protected String getJobDefinition(HttpServletRequest request, HttpServletResponse response)
throws XServletException, IOException {
String jobDefinition = null;
String jobId = getResourceName(request);
if (jobId.endsWith("-W")) {
jobDefinition = getWorkflowJobDefinition(request, response);
}
else if (jobId.endsWith("-B")) {
jobDefinition = getBundleJobDefinition(request, response);
}
else {
jobDefinition = getCoordinatorJobDefinition(request, response);
}
return jobDefinition;
}
/*
* protected method to stream a job log into response object
*/
@Override
protected void streamJobLog(HttpServletRequest request, HttpServletResponse response) throws XServletException,
IOException {
String jobId = getResourceName(request);
if (jobId.endsWith("-W")) {
streamWorkflowJobLog(request, response);
}
else if (jobId.endsWith("-B")) {
streamBundleJob(request, response);
}
else {
streamCoordinatorJobLog(request, response);
}
}
/**
* Start wf job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void startWorkflowJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
dagEngine.start(jobId);
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Start bundle job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void startBundleJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
bundleEngine.start(jobId);
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Resume workflow job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void resumeWorkflowJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
dagEngine.resume(jobId);
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Resume bundle job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void resumeBundleJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
bundleEngine.resume(jobId);
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Resume coordinator job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
* @throws CoordinatorEngineException
*/
private void resumeCoordinatorJob(HttpServletRequest request, HttpServletResponse response)
throws XServletException {
String jobId = getResourceName(request);
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
try {
coordEngine.resume(jobId);
}
catch (CoordinatorEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Suspend a wf job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void suspendWorkflowJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
dagEngine.suspend(jobId);
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Suspend bundle job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void suspendBundleJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
bundleEngine.suspend(jobId);
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Suspend coordinator job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void suspendCoordinatorJob(HttpServletRequest request, HttpServletResponse response)
throws XServletException {
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
String jobId = getResourceName(request);
try {
coordEngine.suspend(jobId);
}
catch (CoordinatorEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Kill a wf job
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void killWorkflowJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
dagEngine.kill(jobId);
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Kill a coord job
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void killCoordinatorJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
String jobId = getResourceName(request);
try {
coordEngine.kill(jobId);
}
catch (CoordinatorEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Kill bundle job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void killBundleJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
bundleEngine.kill(jobId);
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Change a coordinator job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void changeCoordinatorJob(HttpServletRequest request, HttpServletResponse response)
throws XServletException {
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
String jobId = getResourceName(request);
String changeValue = request.getParameter(RestConstants.JOB_CHANGE_VALUE);
try {
coordEngine.change(jobId, changeValue);
}
catch (CoordinatorEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Change a bundle job
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void changeBundleJob(HttpServletRequest request, HttpServletResponse response)
throws XServletException {
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(
getUser(request), getAuthToken(request));
String jobId = getResourceName(request);
String changeValue = request.getParameter(RestConstants.JOB_CHANGE_VALUE);
try {
bundleEngine.change(jobId, changeValue);
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Rerun a wf job
*
* @param request servlet request
* @param response servlet response
* @param conf configuration object
* @throws XServletException
*/
private void reRunWorkflowJob(HttpServletRequest request, HttpServletResponse response, Configuration conf)
throws XServletException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
dagEngine.reRun(jobId, conf);
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Rerun bundle job
*
* @param request servlet request
* @param response servlet response
* @param conf configration object
* @throws XServletException
*/
private void rerunBundleJob(HttpServletRequest request, HttpServletResponse response, Configuration conf)
throws XServletException {
JSONObject json = new JSONObject();
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
String coordScope = request.getParameter(RestConstants.JOB_BUNDLE_RERUN_COORD_SCOPE_PARAM);
String dateScope = request.getParameter(RestConstants.JOB_BUNDLE_RERUN_DATE_SCOPE_PARAM);
String refresh = request.getParameter(RestConstants.JOB_COORD_RERUN_REFRESH_PARAM);
String noCleanup = request.getParameter(RestConstants.JOB_COORD_RERUN_NOCLEANUP_PARAM);
XLog.getLog(getClass()).info(
"Rerun Bundle for jobId=" + jobId + ", coordScope=" + coordScope + ", dateScope=" + dateScope + ", refresh="
+ refresh + ", noCleanup=" + noCleanup);
try {
bundleEngine.reRun(jobId, coordScope, dateScope, Boolean.valueOf(refresh), Boolean.valueOf(noCleanup));
}
catch (BaseEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Rerun coordinator actions
*
* @param request servlet request
* @param response servlet response
* @param conf configuration object
* @throws XServletException
*/
@SuppressWarnings("unchecked")
private JSONObject reRunCoordinatorActions(HttpServletRequest request, HttpServletResponse response,
Configuration conf) throws XServletException {
JSONObject json = new JSONObject();
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
String rerunType = request.getParameter(RestConstants.JOB_COORD_RERUN_TYPE_PARAM);
String scope = request.getParameter(RestConstants.JOB_COORD_RERUN_SCOPE_PARAM);
String refresh = request.getParameter(RestConstants.JOB_COORD_RERUN_REFRESH_PARAM);
String noCleanup = request.getParameter(RestConstants.JOB_COORD_RERUN_NOCLEANUP_PARAM);
XLog.getLog(getClass()).info(
"Rerun coordinator for jobId=" + jobId + ", rerunType=" + rerunType + ",scope=" + scope + ",refresh="
+ refresh + ", noCleanup=" + noCleanup);
try {
CoordinatorActionInfo coordInfo = coordEngine.reRun(jobId, rerunType, scope, Boolean.valueOf(refresh),
Boolean.valueOf(noCleanup));
List actions = coordInfo.getCoordActions();
json.put(JsonTags.COORDINATOR_ACTIONS, CoordinatorActionBean.toJSONArray(actions));
}
catch (BaseEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return json;
}
/**
* Get workflow job
*
* @param request servlet request
* @param response servlet response
* @return JsonBean WorkflowJobBean
* @throws XServletException
*/
private JsonBean getWorkflowJob(HttpServletRequest request, HttpServletResponse response) throws XServletException {
JsonBean jobBean = null;
String jobId = getResourceName(request);
String startStr = request.getParameter(RestConstants.OFFSET_PARAM);
String lenStr = request.getParameter(RestConstants.LEN_PARAM);
int start = (startStr != null) ? Integer.parseInt(startStr) : 1;
start = (start < 1) ? 1 : start;
int len = (lenStr != null) ? Integer.parseInt(lenStr) : 0;
len = (len < 1) ? Integer.MAX_VALUE : len;
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
try {
jobBean = (JsonBean) dagEngine.getJob(jobId, start, len);
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return jobBean;
}
/**
* Get wf action info
*
* @param request servlet request
* @param response servlet response
* @return JsonBean WorkflowActionBean
* @throws XServletException
*/
private JsonBean getWorkflowAction(HttpServletRequest request, HttpServletResponse response)
throws XServletException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
JsonBean actionBean = null;
String actionId = getResourceName(request);
try {
actionBean = dagEngine.getWorkflowAction(actionId);
}
catch (BaseEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return actionBean;
}
/**
* Get coord job info
*
* @param request servlet request
* @param response servlet response
* @return JsonBean CoordinatorJobBean
* @throws XServletException
* @throws BaseEngineException
*/
private JsonBean getCoordinatorJob(HttpServletRequest request, HttpServletResponse response)
throws XServletException, BaseEngineException {
JsonBean jobBean = null;
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
String jobId = getResourceName(request);
String startStr = request.getParameter(RestConstants.OFFSET_PARAM);
String lenStr = request.getParameter(RestConstants.LEN_PARAM);
int start = (startStr != null) ? Integer.parseInt(startStr) : 1;
start = (start < 1) ? 1 : start;
int len = (lenStr != null) ? Integer.parseInt(lenStr) : 0;
len = (len < 1) ? Integer.MAX_VALUE : len;
try {
JsonCoordinatorJob coordJob = coordEngine.getCoordJob(jobId, start, len);
jobBean = coordJob;
}
catch (CoordinatorEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return jobBean;
}
/**
* Get bundle job info
*
* @param request servlet request
* @param response servlet response
* @return JsonBean bundle job bean
* @throws XServletException
* @throws BaseEngineException
*/
private JsonBean getBundleJob(HttpServletRequest request, HttpServletResponse response) throws XServletException,
BaseEngineException {
JsonBean jobBean = null;
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
jobBean = (JsonBean) bundleEngine.getBundleJob(jobId);
return jobBean;
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Get coordinator action
*
* @param request servlet request
* @param response servlet response
* @return JsonBean CoordinatorActionBean
* @throws XServletException
* @throws BaseEngineException
*/
private JsonBean getCoordinatorAction(HttpServletRequest request, HttpServletResponse response)
throws XServletException, BaseEngineException {
JsonBean actionBean = null;
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
String actionId = getResourceName(request);
try {
actionBean = coordEngine.getCoordAction(actionId);
}
catch (CoordinatorEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return actionBean;
}
/**
* Get wf job definition
*
* @param request servlet request
* @param response servlet response
* @return String wf definition
* @throws XServletException
*/
private String getWorkflowJobDefinition(HttpServletRequest request, HttpServletResponse response)
throws XServletException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
String wfDefinition;
String jobId = getResourceName(request);
try {
wfDefinition = dagEngine.getDefinition(jobId);
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return wfDefinition;
}
/**
* Get bundle job definition
*
* @param request servlet request
* @param response servlet response
* @return String bundle definition
* @throws XServletException
*/
private String getBundleJobDefinition(HttpServletRequest request, HttpServletResponse response) throws XServletException {
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String bundleDefinition;
String jobId = getResourceName(request);
try {
bundleDefinition = bundleEngine.getDefinition(jobId);
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return bundleDefinition;
}
/**
* Get coordinator job definition
*
* @param request servlet request
* @param response servlet response
* @return String coord definition
* @throws XServletException
*/
private String getCoordinatorJobDefinition(HttpServletRequest request, HttpServletResponse response)
throws XServletException {
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
String jobId = getResourceName(request);
String coordDefinition = null;
try {
coordDefinition = coordEngine.getDefinition(jobId);
}
catch (BaseEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
return coordDefinition;
}
/**
* Stream wf job log
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
* @throws IOException
*/
private void streamWorkflowJobLog(HttpServletRequest request, HttpServletResponse response)
throws XServletException, IOException {
DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
dagEngine.streamLog(jobId, response.getWriter());
}
catch (DagEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Stream bundle job log
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
*/
private void streamBundleJob(HttpServletRequest request, HttpServletResponse response)
throws XServletException, IOException {
BundleEngine bundleEngine = Services.get().get(BundleEngineService.class).getBundleEngine(getUser(request),
getAuthToken(request));
String jobId = getResourceName(request);
try {
bundleEngine.streamLog(jobId, response.getWriter());
}
catch (BundleEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
/**
* Stream coordinator job log
*
* @param request servlet request
* @param response servlet response
* @throws XServletException
* @throws IOException
*/
private void streamCoordinatorJobLog(HttpServletRequest request, HttpServletResponse response)
throws XServletException, IOException {
CoordinatorEngine coordEngine = Services.get().get(CoordinatorEngineService.class).getCoordinatorEngine(
getUser(request), getAuthToken(request));
String jobId = getResourceName(request);
try {
coordEngine.streamLog(jobId, response.getWriter());
}
catch (BaseEngineException ex) {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
}
}
}
