/**
* 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.util.Arrays;
import java.util.Collections;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.oozie.ErrorCode;
import org.apache.oozie.client.OozieClient.SYSTEM_MODE;
import org.apache.oozie.client.rest.JsonTags;
import org.apache.oozie.client.rest.RestConstants;
import org.apache.oozie.service.Services;
import org.json.simple.JSONObject;
public class V0AdminServlet extends BaseAdminServlet {
private static final long serialVersionUID = 1L;
private static final String INSTRUMENTATION_NAME = "v0admin";
private static final ResourceInfo RESOURCES_INFO[] = new ResourceInfo[6];
static {
RESOURCES_INFO[0] = new ResourceInfo(RestConstants.ADMIN_STATUS_RESOURCE, Arrays.asList("PUT", "GET"),
Arrays.asList(new ParameterInfo(RestConstants.ADMIN_SAFE_MODE_PARAM, Boolean.class, true,
Arrays.asList("PUT"))));
RESOURCES_INFO[1] = new ResourceInfo(RestConstants.ADMIN_OS_ENV_RESOURCE, Arrays.asList("GET"),
Collections.EMPTY_LIST);
RESOURCES_INFO[2] = new ResourceInfo(RestConstants.ADMIN_JAVA_SYS_PROPS_RESOURCE, Arrays.asList("GET"),
Collections.EMPTY_LIST);
RESOURCES_INFO[3] = new ResourceInfo(RestConstants.ADMIN_CONFIG_RESOURCE, Arrays.asList("GET"),
Collections.EMPTY_LIST);
RESOURCES_INFO[4] = new ResourceInfo(RestConstants.ADMIN_INSTRUMENTATION_RESOURCE, Arrays.asList("GET"),
Collections.EMPTY_LIST);
RESOURCES_INFO[5] = new ResourceInfo(RestConstants.ADMIN_BUILD_VERSION_RESOURCE, Arrays.asList("GET"),
Collections.EMPTY_LIST);
}
public V0AdminServlet() {
super(INSTRUMENTATION_NAME, RESOURCES_INFO);
modeTag = RestConstants.ADMIN_SAFE_MODE_PARAM;
}
/*
* (non-Javadoc)
*
* @see
* org.apache.oozie.servlet.BaseAdminServlet#populateOozieMode(org.json.
* simple.JSONObject)
*/
@Override
protected void populateOozieMode(JSONObject json) {
if (Services.get().getSystemMode() != SYSTEM_MODE.NORMAL) {
json.put(JsonTags.OOZIE_SAFE_MODE, true);
}
else {
json.put(JsonTags.OOZIE_SAFE_MODE, false);
}
}
/*
* (non-Javadoc)
*
* @see
* org.apache.oozie.servlet.BaseAdminServlet#setOozieMode(javax.servlet.
* http.HttpServletRequest, javax.servlet.http.HttpServletResponse,
* java.lang.String)
*/
@Override
protected void setOozieMode(HttpServletRequest request, HttpServletResponse response, String resourceName)
throws XServletException {
if (resourceName.equals(RestConstants.ADMIN_STATUS_RESOURCE)) {
boolean safeMode = Boolean.parseBoolean(request.getParameter(modeTag));
//Services.get().setSafeMode(safeMode);
SYSTEM_MODE sysMode = safeMode == true ? SYSTEM_MODE.NOWEBSERVICE : SYSTEM_MODE.NORMAL;
System.out.println(modeTag + " DDDD " + sysMode);
Services.get().setSystemMode(sysMode);
response.setStatus(HttpServletResponse.SC_OK);
}
else {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST,
ErrorCode.E0301, resourceName);
}
}
/*
* (non-Javadoc)
*
* @see
* org.apache.oozie.servlet.BaseAdminServlet#getQueueDump(org.json.simple
* .JSONObject)
*/
@Override
protected void getQueueDump(JSONObject json) throws XServletException {
throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ErrorCode.E0301);
}
}