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com.centurylink.mdw.hub.context.WebAppContext Maven / Gradle / Ivy
/*
* Copyright (C) 2017 CenturyLink, 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 com.centurylink.mdw.hub.context;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.Enumeration;
import java.util.List;
import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import org.json.JSONArray;
import com.centurylink.mdw.app.ApplicationContext;
import com.centurylink.mdw.config.PropertyManager;
import com.centurylink.mdw.constant.PropertyNames;
import com.centurylink.mdw.model.system.SysInfo;
import com.centurylink.mdw.model.system.SysInfoCategory;
import com.centurylink.mdw.services.asset.CustomPageLookup;
import com.centurylink.mdw.util.log.LoggerUtil;
public class WebAppContext {
private static Mdw mdw;
public static Mdw getMdw() throws IOException {
if (mdw == null) {
String hubRoot = ApplicationContext.getMdwHubContextRoot();
if (hubRoot.length() > 0 && !hubRoot.startsWith("/"))
hubRoot = "/" + hubRoot;
String servicesRoot = PropertyManager.getProperty("mdw.hub.services.url");
if (servicesRoot == null)
servicesRoot = hubRoot;
File assetRoot = null;
String assetLoc = PropertyManager.getProperty(PropertyNames.MDW_ASSET_LOCATION);
if (assetLoc != null)
assetRoot = new File(assetLoc);
String overridePackage = PropertyManager.getProperty(PropertyNames.MDW_HUB_OVERRIDE_PACKAGE);
if (overridePackage == null)
overridePackage = "mdw-hub";
initMdwBuildVersion();
mdw = new Mdw(mdwVersion, mdwBuild, hubRoot, servicesRoot, assetRoot, overridePackage);
mdw.setAppVersion(ApplicationContext.getAppVersion());
boolean isDev = "dev".equals(System.getProperty("mdw.runtime.env"));
if (isDev) {
String hubUser = ApplicationContext.getDevUser();
mdw.setHubUser(hubUser);
}
mdw.setWebSocketUrl(ApplicationContext.getWebSocketUrl());
mdw.setAuthMethod(ApplicationContext.getAuthMethod());
mdw.setDocsRoot(ApplicationContext.getDocsUrl());
String appId = PropertyManager.getProperty(PropertyNames.MDW_APP_ID);
mdw.setAppId(appId);
List discoveryUrls = PropertyManager.getListProperty(PropertyNames.DISCOVERY_URL);
if (discoveryUrls == null) {
discoveryUrls = new ArrayList<>();
discoveryUrls.add("https://github.com/CenturyLinkCloud/mdw.git");
}
mdw.setDiscoveryUrls(discoveryUrls);
mdw.setGitBranch(PropertyManager.getProperty(PropertyNames.MDW_GIT_BRANCH));
mdw.setGitTag(PropertyManager.getProperty(PropertyNames.MDW_GIT_TAG));
try {
JSONArray routes = CustomPageLookup.getUiRoutes();
if (routes != null)
mdw.setCustomRoutes(routes.toString());
}
catch (ReflectiveOperationException ex) {
LoggerUtil.getStandardLogger().severeException(ex.getMessage(), ex);
}
}
return mdw;
}
/**
* Recursively list override files. Assumes dir path == ext == type.
*/
public static List listOverrideFiles(String type) throws IOException {
List files = new ArrayList();
if (getMdw().getOverrideRoot().isDirectory()) {
File dir = new File(getMdw().getOverrideRoot() + "/" + type);
if (dir.isDirectory())
addFiles(files, dir, type);
}
return files;
}
private static void addFiles(List list, File dir, String ext) {
for (File file : dir.listFiles()) {
if (file.isDirectory())
addFiles(list, file, ext);
else if (file.getName().endsWith("." + ext))
list.add(file);
}
}
private static String mdwVersion;
private static String mdwBuild;
private static String appVersion;
private static void initMdwBuildVersion() throws IOException {
if (mdwVersion == null) {
mdwVersion = ApplicationContext.getMdwVersion();
mdwBuild = ApplicationContext.getMdwBuildTimestamp();
appVersion = ApplicationContext.getAppVersion();
}
}
public static String addContextInfo(String str, HttpServletRequest request) {
try {
JSONArray inArr = new JSONArray(str);
JSONArray addedArr = new JSONArray();
for (int i = 0; i < inArr.length(); i++)
addedArr.put(inArr.get(i));
addedArr.put(getContainerInfo(request.getSession().getServletContext()).getJson());
addedArr.put(getRequestInfo(request).getJson());
addedArr.put(getSessionInfo(request.getSession()).getJson());
return addedArr.toString(2);
}
catch (Exception ex) {
LoggerUtil.getStandardLogger().severeException(ex.getMessage(), ex);
return str;
}
}
/**
* Request info for System REST service.
*/
public static SysInfoCategory getRequestInfo(HttpServletRequest request) {
List requestInfos = new ArrayList();
requestInfos.add(new SysInfo("Method", request.getMethod()));
requestInfos.add(new SysInfo("URL", request.getRequestURL().toString()));
requestInfos.add(new SysInfo("Protocol", request.getProtocol()));
requestInfos.add(new SysInfo("Servlet path", request.getServletPath()));
requestInfos.add(new SysInfo("Context path", request.getContextPath()));
requestInfos.add(new SysInfo("Path info", request.getPathInfo()));
requestInfos.add(new SysInfo("Path translated", request.getPathTranslated()));
requestInfos.add(new SysInfo("Query string", request.getQueryString()));
requestInfos.add(new SysInfo("Content length: ", String.valueOf(request.getContentLength())));
requestInfos.add(new SysInfo("Content type: ", request.getContentType()));
requestInfos.add(new SysInfo("Server name", request.getServerName()));
requestInfos.add(new SysInfo("Server port", String.valueOf(request.getServerPort())));
requestInfos.add(new SysInfo("Remote user", request.getRemoteUser()));
requestInfos.add(new SysInfo("Remote address", request.getRemoteAddr()));
requestInfos.add(new SysInfo("Remote host", request.getRemoteHost()));
requestInfos.add(new SysInfo("Authorization type", request.getAuthType()));
requestInfos.add(new SysInfo("Locale", String.valueOf(request.getLocale())));
SysInfo paramInfo = new SysInfo("Parameters");
Enumeration paramNames = request.getParameterNames();
while (paramNames.hasMoreElements()) {
String paramName = (String)paramNames.nextElement();
paramInfo.addSysInfo(new SysInfo(paramName, request.getParameter(paramName)));
}
requestInfos.add(paramInfo);
SysInfo headerInfo = new SysInfo("Headers");
Enumeration headerNames = request.getHeaderNames();
while (headerNames.hasMoreElements()) {
String headerName = (String)headerNames.nextElement();
headerInfo.addSysInfo(new SysInfo(headerName, request.getHeader(headerName)));
}
requestInfos.add(headerInfo);
SysInfo attrInfo = new SysInfo("Attributes");
Enumeration attrNames = request.getAttributeNames();
while (attrNames.hasMoreElements()) {
String attrName = (String)attrNames.nextElement();
attrInfo.addSysInfo(new SysInfo(attrName, String.valueOf(request.getAttribute(attrName))));
}
requestInfos.add(attrInfo);
return new SysInfoCategory("Request Details", requestInfos);
}
public static SysInfoCategory getSessionInfo(HttpSession session) {
List sessionInfos = new ArrayList();
sessionInfos.add(new SysInfo("ID", session.getId()));
sessionInfos.add(new SysInfo("New", String.valueOf(session.isNew())));
sessionInfos.add(new SysInfo("Created", String.valueOf(new Date(session.getCreationTime()))));
sessionInfos.add(new SysInfo("Last accessed", String.valueOf(new Date(session.getLastAccessedTime()))));
sessionInfos.add(new SysInfo("Max inactive", String.valueOf(session.getMaxInactiveInterval())));
SysInfo attrInfo = new SysInfo("Attributes");
Enumeration attrNames = session.getAttributeNames();
while (attrNames.hasMoreElements()) {
String attrName = (String)attrNames.nextElement();
attrInfo.addSysInfo(new SysInfo(attrName, String.valueOf(session.getAttribute(attrName))));
}
sessionInfos.add(attrInfo);
return new SysInfoCategory("Session Details", sessionInfos);
}
public static SysInfoCategory getContainerInfo(ServletContext context) {
List containerInfos = new ArrayList();
containerInfos.add(new SysInfo("Root path", context.getRealPath("/")));
containerInfos.add(new SysInfo("Servlet container", context.getServerInfo()));
containerInfos.add(new SysInfo("Servlet version", context.getMajorVersion() + "." + context.getMinorVersion()));
containerInfos.add(new SysInfo("Servlet context", context.getServletContextName()));
SysInfo attrInfo = new SysInfo("Attributes");
Enumeration attrNames = context.getAttributeNames();
while (attrNames.hasMoreElements()) {
String attrName = (String)attrNames.nextElement();
if (!"org.apache.tomcat.util.scan.MergedWebXml".equals(attrName) && !"org.apache.catalina.jsp_classpath".equals(attrName))
attrInfo.addSysInfo(new SysInfo(attrName, String.valueOf(context.getAttribute(attrName))));
}
containerInfos.add(attrInfo);
return new SysInfoCategory("Container Details", containerInfos);
}
}
