com.northernwall.hadrian.handlers.utility.ConvertHandler Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of Hadrian Show documentation
Show all versions of Hadrian Show documentation
Hadrian is a DevOps UI, Inventory, and Auditing system that plugs into other tools to execute actions.
/*
* Copyright 2014 Richard Thurston.
*
* 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 com.northernwall.hadrian.handlers.utility;
import com.google.gson.Gson;
import com.northernwall.hadrian.config.ConfigHelper;
import com.northernwall.hadrian.access.AccessHelper;
import com.northernwall.hadrian.db.DataAccess;
import com.northernwall.hadrian.domain.Host;
import com.northernwall.hadrian.domain.Module;
import com.northernwall.hadrian.domain.ModuleFile;
import com.northernwall.hadrian.domain.Service;
import com.northernwall.hadrian.domain.Vip;
import com.northernwall.hadrian.handlers.BasicHandler;
import com.northernwall.hadrian.handlers.routing.Http400BadRequestException;
import java.io.IOException;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.server.Request;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class ConvertHandler extends BasicHandler {
private final static Logger LOGGER = LoggerFactory.getLogger(ConvertHandler.class);
private final AccessHelper accessHelper;
private final ConfigHelper configHelper;
public ConvertHandler(DataAccess dataAccess, Gson gson, AccessHelper accessHelper, ConfigHelper configHelper) {
super(dataAccess, gson);
this.accessHelper = accessHelper;
this.configHelper = configHelper;
}
@Override
public void handle(String target, Request request, HttpServletRequest httpRequest, HttpServletResponse response) throws IOException, ServletException {
accessHelper.checkIfUserIsAdmin(request, "convert attribute");
String attribute = request.getParameter("attr");
String oldValue = request.getParameter("old");
String newValue = request.getParameter("new");
if (attribute == null || attribute.isEmpty()) {
throw new Http400BadRequestException("Parameter 'attr' is missing");
}
if (oldValue == null || oldValue.isEmpty()) {
throw new Http400BadRequestException("Parameter 'old' is missing");
}
if (newValue == null || newValue.isEmpty()) {
throw new Http400BadRequestException("Parameter 'new' is missing");
}
if (attribute.equalsIgnoreCase("environment")) {
if (!configHelper.getConfig().environmentNames.contains(newValue)) {
throw new Http400BadRequestException("New Value is not a legal Environment");
}
LOGGER.info("Converting Environment value {} to {}", oldValue, newValue);
convertEnvironment(oldValue, newValue);
} else if (attribute.equalsIgnoreCase("platform")) {
if (!configHelper.getConfig().platforms.contains(newValue)) {
throw new Http400BadRequestException("New Value is not a legal Platform");
}
LOGGER.info("Converting Platform value {} to {}", oldValue, newValue);
convertPlatform(oldValue, newValue);
} else {
throw new Http400BadRequestException("Parameter 'attr' is unknown");
}
response.setStatus(200);
request.setHandled(true);
}
private void convertEnvironment(String oldValue, String newValue) {
List services = getDataAccess().getActiveServices();
if (services != null && !services.isEmpty()) {
for (Service service : services) {
List modules = getDataAccess().getModules(service.getServiceId());
if (modules != null && !modules.isEmpty()) {
for (Module module : modules) {
if (module.getEnvironmentNames() != null
&& !module.getEnvironmentNames().isEmpty()
&& module.getEnvironmentNames().containsKey(oldValue)) {
boolean value = module.getEnvironmentNames().get(oldValue).booleanValue();
LOGGER.info("Found a module with '{}' environment, {} in {} with value {}",
oldValue,
module.getModuleName(),
service.getServiceName(),
value);
module.getEnvironmentNames().put(newValue, value);
module.getEnvironmentNames().remove(oldValue);
getDataAccess().saveModule(module);
}
List moduleFiles = getDataAccess().getModuleFiles(
service.getServiceId(),
module.getModuleId(),
oldValue);
if (moduleFiles != null && !moduleFiles.isEmpty()) {
for (ModuleFile moduleFile : moduleFiles) {
LOGGER.info("Found a module file with '{}' environment, {} in {}",
oldValue,
module.getModuleName(),
service.getServiceName());
moduleFile.setEnvironment(newValue);
getDataAccess().saveModuleFile(moduleFile);
getDataAccess().deleteModuleFile(
service.getServiceId(),
module.getModuleId(),
oldValue,
moduleFile.getName());
}
}
}
}
List hosts = getDataAccess().getHosts(service.getServiceId());
if (hosts != null && !hosts.isEmpty()) {
for (Host host : hosts) {
if (host.getEnvironment().equals(oldValue)) {
LOGGER.info("Found a host with '{}' environment, {} in {}",
oldValue,
host.getHostName(),
service.getServiceName());
host.setEnvironment(newValue);
getDataAccess().updateHost(host);
}
}
}
List vips = getDataAccess().getVips(service.getServiceId());
if (vips != null && !vips.isEmpty()) {
for (Vip vip : vips) {
if (vip.getEnvironment().equals(oldValue)) {
LOGGER.info("Found a VIP with '{}' environment, {} in {}",
oldValue,
vip.getDns(),
service.getServiceName());
vip.setEnvironment(newValue);
getDataAccess().saveVip(vip);
}
}
}
}
}
}
private void convertPlatform(String oldValue, String newValue) {
List services = getDataAccess().getActiveServices();
if (services != null && !services.isEmpty()) {
for (Service service : services) {
List hosts = getDataAccess().getHosts(service.getServiceId());
if (hosts != null && !hosts.isEmpty()) {
for (Host host : hosts) {
if (host.getPlatform().equals(oldValue)) {
LOGGER.info("Found a host with '{}' environment, {} in {}",
oldValue,
host.getHostName(),
service.getServiceName());
host.setPlatform(newValue);
getDataAccess().updateHost(host);
}
}
}
}
}
}
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy