Improve output: distinguish between failed assertions (failures) and unexpected exceptions (errors), and print a filtered stack trace for any exception.
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jeb228
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4f2e303079
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274
webapp/web/admin/axis/fingerprint.jsp
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274
webapp/web/admin/axis/fingerprint.jsp
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<%-- $This file is distributed under the terms of the license in /doc/license.txt$ --%>
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<%@ page import="java.io.File,
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java.io.IOException,
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java.util.Date"
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session="false" %>
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<html>
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<head>
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<title>System Fingerprint</title>
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</head>
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<body bgcolor=#ffffff>
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<%!
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/*
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* Fingerprint the users system. This is mainly for use in
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* diagnosing classpath problems. It is intended to dump out
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* a copy of the environment this webapp is running in,
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* and additionally attempt to identify versions of each jar
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* in the classpath.
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*
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* @author Brian Ewins
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*/
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private java.util.Properties versionProps=new java.util.Properties();
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/**
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* Identify the version of a jar file. This uses a properties file
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* containing known names and sizes in the format
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* 'name(size)=version'. Version strings should be like 'xerces-1.4'
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* ie they should include the name of the library.
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*/
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public String getFileVersion(File file) throws IOException {
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String key="<td>"+file.getName()+"</td>";
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key+= "<td>"+file.length()+"</td>";
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Date timestamp=new Date(file.lastModified());
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key+= "<td>"+timestamp.toString()+"</td>";
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return key;
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/* TODO: implement
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String value=versionProps.getProperty(key);
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if (value==null) {
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// make it possible to have jars without version nos
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value=versionProps.getProperty(file.getName());
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}
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if (value==null) {
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// fall back on something obvious
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value=key;
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Date timestamp=new Date(file.lastModified());
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value+=" / "+timestamp.toString();
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}
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return value;
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*/
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}
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/**
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* Split up a classpath-like variable. Returns a list of files.
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* TODO: this can't cope with relative paths. I think theres code in BCEL that
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* can be used for this?
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*/
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File[] splitClasspath(String path) throws IOException {
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java.util.StringTokenizer st=
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new java.util.StringTokenizer(path,
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System.getProperty("path.separator"));
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int toks=st.countTokens();
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File[] files=new File[toks];
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for(int i=0;i<toks;i++) {
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files[i]=new File(st.nextToken());
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}
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return files;
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}
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/** given a list of files, return a list of jars which actually exist */
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File[] scanFiles(File[] files) throws IOException {
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File[] jars=new File[files.length];
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int found=0;
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for (int i=0; i<files.length; i++) {
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if (files[i].getName().toLowerCase().endsWith(".jar")
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&& files[i].exists()) {
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jars[found]=files[i];
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found++;
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}
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}
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if (found<files.length) {
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File[] temp=new File[found];
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System.arraycopy(jars,0,temp,0,found);
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jars=temp;
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}
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return jars;
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}
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private static final File[] NO_FILES=new File[0];
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/** scan a directory for jars */
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public File[] scanDir(String dir) throws IOException
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{
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if(dir==null) {
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return NO_FILES;
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}
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return scanDir(new File(dir));
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}
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public File[] scanDir(File dir) throws IOException {
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if (!dir.exists() || !dir.isDirectory()) {
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return NO_FILES;
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}
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return scanFiles(dir.listFiles());
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}
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/** scan a classpath for jars */
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public File[] scanClasspath(String path) throws IOException {
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if (path==null) {
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return NO_FILES;
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}
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return scanFiles(splitClasspath(path));
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}
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/**
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* scan a 'dirpath' (like the java.ext.dirs system property) for jars
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*/
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public File[] scanDirpath(String path) throws IOException {
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if (path==null) {
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return NO_FILES;
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}
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File[] current=new File[0];
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File[] dirs=splitClasspath(path);
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for(int i=0; i<dirs.length; i++) {
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File[] jars=scanDir(dirs[i]);
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File[] temp=new File[current.length+jars.length];
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System.arraycopy(current,0,temp,0,current.length);
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System.arraycopy(jars,0,temp,current.length,jars.length);
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current=temp;
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}
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return scanFiles(current);
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}
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/** print out the jar versions for a directory */
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public void listDirectory(String title, JspWriter out,String dir, String comment) throws IOException {
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listVersions(title, out,scanDir(dir), comment);
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}
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/** print out the jar versions for a directory-like system property */
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public void listDirProperty(String title, JspWriter out,String key, String comment) throws IOException {
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listVersions(title, out,scanDir(System.getProperty(key)), comment);
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}
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/** print out the jar versions for a classpath-like system property */
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public void listClasspathProperty(String title, JspWriter out,String key, String comment) throws IOException {
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listVersions(title, out,scanClasspath(System.getProperty(key)), comment);
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}
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/** print out the jar versions for a 'java.ext.dirs'-like system property */
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public void listDirpathProperty(String title, JspWriter out,String key, String comment) throws IOException {
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listVersions(title, out,scanDirpath(System.getProperty(key)), comment);
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}
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/** print out the jar versions for a context-relative directory */
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public void listContextPath(String title, JspWriter out, String path, String comment) throws IOException {
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listVersions(title, out,scanDir(getServletConfig().getServletContext().getRealPath(path)), comment);
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}
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/** print out the jar versions for a given list of files */
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public void listVersions(String title, JspWriter out,File[] jars, String comment) throws IOException {
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out.print("<h2>");
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out.print(title);
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out.println("</h2>");
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out.println("<table>");
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for (int i=0; i<jars.length; i++) {
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out.println("<tr>"+getFileVersion(jars[i])+"</tr>");
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}
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out.println("</table>");
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if(comment!=null && comment.length()>0) {
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out.println("<p>");
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out.println(comment);
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out.println("<p>");
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}
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}
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%>
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<h1>System Fingerprint</h1>
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<h2>JVM and Server Version</h2>
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<table>
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<tr>
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<td>Servlet Engine</td>
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<td><%= getServletConfig().getServletContext().getServerInfo() %></td>
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<td><%= getServletConfig().getServletContext().getMajorVersion() %></td>
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<td><%= getServletConfig().getServletContext().getMinorVersion() %></td>
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</tr>
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<tr>
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<td>Java VM</td>
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<td><%= System.getProperty("java.vm.vendor") %></td>
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<td><%= System.getProperty("java.vm.name") %></td>
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<td><%= System.getProperty("java.vm.version") %></td>
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</tr>
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<tr>
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<td>Java RE</td>
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<td><%= System.getProperty("java.vendor") %></td>
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<td><%= System.getProperty("java.version") %></td>
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<td> </td>
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</tr>
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<tr>
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<td>Platform</td>
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<td><%= System.getProperty("os.name") %></td>
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<td><%= System.getProperty("os.arch") %></td>
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<td><%= System.getProperty("os.version") %></td>
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</tr>
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</table>
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<%
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listClasspathProperty("Boot jars", out,"sun.boot.class.path", "Only valid on a sun jvm");
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listClasspathProperty("System jars", out,"java.class.path", null);
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listDirpathProperty("Extra system jars", out,"java.ext.dirs", null);
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listContextPath("Webapp jars", out, "/WEB-INF/lib", null);
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// identify the container...
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String container=getServletConfig().getServletContext().getServerInfo();
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if (container.startsWith("Tomcat Web Server/3.2")) {
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String home=System.getProperty("tomcat.home");
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if(home!=null) {
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listDirectory("Tomcat 3.2 Common Jars", out,
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home+File.separator
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+"lib",
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null);
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}
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} else if (container.startsWith("Tomcat Web Server/3.3")) {
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String home=System.getProperty("tomcat.home");
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if(home!=null) {
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listDirectory("Tomcat 3.3 Container Jars", out,
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home+File.separator
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+"lib"+File.separator
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+"container",
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null);
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listDirectory("Tomcat 3.3 Common Jars", out,
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home+File.separator
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+"lib"+File.separator
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+"common",
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null);
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}
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} else if (container.startsWith("Apache Tomcat/4.0")) {
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//handle catalina common dir
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String home=System.getProperty("catalina.home");
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if(home!=null) {
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listDirectory("Tomcat 4.0 Common Jars", out,
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home+File.separator
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+"common"+File.separator
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+"lib",
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null);
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}
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} else if (container.startsWith("Apache Tomcat/4.1")) {
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//handle catalina common dir
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String home=System.getProperty("catalina.home");
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if(home!=null) {
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listDirectory("Tomcat 4.1 Common Jars", out,
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home+File.separator
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+"shared"+File.separator
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+"lib",
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null);
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}
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} else if (System.getProperty("resin.home")!=null) {
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String home=System.getProperty("resin.home");
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if(home!=null) {
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listDirectory("Resin Common Jars", out,
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home+File.separator
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+"lib",
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null);
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}
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} else if (System.getProperty("weblogic.httpd.servlet.classpath")!=null) {
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listClasspathProperty("Weblogic Servlet Jars", out,
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"weblogic.httpd.servlet.classpath",
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null);
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} else {
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//TODO: identify more servlet engine classpaths.
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}
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%>
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</body>
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</html>
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