Exemple #1
0
 public void doIndex(StaplerRequest req, StaplerResponse rsp)
     throws IOException, ServletException {
   URLConnection con = connect();
   // since we end up redirecting users to jnlpJars/foo.jar/, set the content disposition
   // so that browsers can download them in the right file name.
   // see http://support.microsoft.com/kb/260519 and
   // http://www.boutell.com/newfaq/creating/forcedownload.html
   rsp.setHeader("Content-Disposition", "attachment; filename=" + fileName);
   InputStream in = con.getInputStream();
   rsp.serveFile(req, in, con.getLastModified(), con.getContentLength(), "*.jar");
   in.close();
 }
  /** Serves resources in the class loader. */
  public void doDynamic(StaplerRequest req, StaplerResponse rsp)
      throws IOException, ServletException {
    String path = req.getRestOfPath();
    if (!allowedResources.containsKey(path)) {
      if (!allowResourceToBeServed(path)) {
        rsp.sendError(SC_FORBIDDEN);
        return;
      }
      // remember URLs that we can serve. but don't remember error ones, as it might be unbounded
      allowedResources.put(path, path);
    }

    if (path.charAt(0) == '/') path = path.substring(1);
    URL res = classLoader.getResource(path);
    if (res == null) {
      throw HttpResponses.error(
          SC_NOT_FOUND, new IllegalArgumentException("No such adjunct found: " + path));
    } else {
      long expires = MetaClass.NO_CACHE ? 0 : 24L * 60 * 60 * 1000; /*1 day*/
      rsp.serveFile(req, res, expires);
    }
  }
  /**
   * Serves a file from the file system (Maps the URL to a directory in a file system.)
   *
   * @param icon The icon file name, like "folder-open.gif"
   * @param serveDirIndex True to generate the directory index. False to serve "index.html"
   * @deprecated as of 1.297 Instead of calling this method explicitly, just return the {@link
   *     DirectoryBrowserSupport} object from the {@code doXYZ} method and let Stapler generate a
   *     response for you.
   */
  public void serveFile(
      StaplerRequest req, StaplerResponse rsp, FilePath root, String icon, boolean serveDirIndex)
      throws IOException, ServletException, InterruptedException {
    // handle form submission
    String pattern = req.getParameter("pattern");
    if (pattern == null) pattern = req.getParameter("path"); // compatibility with Hudson<1.129
    if (pattern != null) {
      rsp.sendRedirect2(pattern);
      return;
    }

    String path = getPath(req);
    if (path.replace('\\', '/').indexOf("/../") != -1) {
      // don't serve anything other than files in the artifacts dir
      rsp.sendError(HttpServletResponse.SC_BAD_REQUEST);
      return;
    }

    // split the path to the base directory portion "abc/def/ghi" which doesn't include any
    // wildcard,
    // and the GLOB portion "**/*.xml" (the rest)
    StringBuilder _base = new StringBuilder();
    StringBuilder _rest = new StringBuilder();
    int restSize = -1; // number of ".." needed to go back to the 'base' level.
    boolean zip = false; // if we are asked to serve a zip file bundle
    boolean plain = false; // if asked to serve a plain text directory listing
    {
      boolean inBase = true;
      StringTokenizer pathTokens = new StringTokenizer(path, "/");
      while (pathTokens.hasMoreTokens()) {
        String pathElement = pathTokens.nextToken();
        // Treat * and ? as wildcard unless they match a literal filename
        if ((pathElement.contains("?") || pathElement.contains("*"))
            && inBase
            && !(new FilePath(root, (_base.length() > 0 ? _base + "/" : "") + pathElement)
                .exists())) inBase = false;
        if (pathElement.equals("*zip*")) {
          // the expected syntax is foo/bar/*zip*/bar.zip
          // the last 'bar.zip' portion is to causes browses to set a good default file name.
          // so the 'rest' portion ends here.
          zip = true;
          break;
        }
        if (pathElement.equals("*plain*")) {
          plain = true;
          break;
        }

        StringBuilder sb = inBase ? _base : _rest;
        if (sb.length() > 0) sb.append('/');
        sb.append(pathElement);
        if (!inBase) restSize++;
      }
    }
    restSize = Math.max(restSize, 0);
    String base = _base.toString();
    String rest = _rest.toString();

    // this is the base file/directory
    FilePath baseFile = new FilePath(root, base);

    if (baseFile.isDirectory()) {
      if (zip) {
        rsp.setContentType("application/zip");
        baseFile.zip(rsp.getOutputStream(), rest);
        return;
      }
      if (plain) {
        rsp.setContentType("text/plain;charset=UTF-8");
        OutputStream os = rsp.getOutputStream();
        try {
          for (String kid : baseFile.act(new SimpleChildList())) {
            os.write(kid.getBytes("UTF-8"));
            os.write('\n');
          }
          os.flush();
        } finally {
          os.close();
        }
        return;
      }

      if (rest.length() == 0) {
        // if the target page to be displayed is a directory and the path doesn't end with '/',
        // redirect
        StringBuffer reqUrl = req.getRequestURL();
        if (reqUrl.charAt(reqUrl.length() - 1) != '/') {
          rsp.sendRedirect2(reqUrl.append('/').toString());
          return;
        }
      }

      FileCallable<List<List<Path>>> glob = null;

      if (rest.length() > 0) {
        // the rest is Ant glob pattern
        glob = new PatternScanner(rest, createBackRef(restSize));
      } else if (serveDirIndex) {
        // serve directory index
        glob = new ChildPathBuilder();
      }

      if (glob != null) {
        // serve glob
        req.setAttribute("it", this);
        List<Path> parentPaths = buildParentPath(base, restSize);
        req.setAttribute("parentPath", parentPaths);
        req.setAttribute("backPath", createBackRef(restSize));
        req.setAttribute("topPath", createBackRef(parentPaths.size() + restSize));
        req.setAttribute("files", baseFile.act(glob));
        req.setAttribute("icon", icon);
        req.setAttribute("path", path);
        req.setAttribute("pattern", rest);
        req.setAttribute("dir", baseFile);
        req.getView(this, "dir.jelly").forward(req, rsp);
        return;
      }

      // convert a directory service request to a single file service request by serving
      // 'index.html'
      baseFile = baseFile.child(indexFileName);
    }

    // serve a single file
    if (!baseFile.exists()) {
      rsp.sendError(HttpServletResponse.SC_NOT_FOUND);
      return;
    }

    boolean view = rest.equals("*view*");

    if (rest.equals("*fingerprint*")) {
      rsp.forward(Hudson.getInstance().getFingerprint(baseFile.digest()), "/", req);
      return;
    }

    ContentInfo ci = baseFile.act(new ContentInfo());

    if (LOGGER.isLoggable(Level.FINE))
      LOGGER.fine(
          "Serving "
              + baseFile
              + " with lastModified="
              + ci.lastModified
              + ", contentLength="
              + ci.contentLength);

    InputStream in = baseFile.read();
    if (view) {
      // for binary files, provide the file name for download
      rsp.setHeader("Content-Disposition", "inline; filename=" + baseFile.getName());

      // pseudo file name to let the Stapler set text/plain
      rsp.serveFile(req, in, ci.lastModified, -1, ci.contentLength, "plain.txt");
    } else {
      rsp.serveFile(req, in, ci.lastModified, -1, ci.contentLength, baseFile.getName());
    }
  }