Exemplo n.º 1
0
  private void check(HttpServletRequest request, HttpServletResponse response) {
    boolean authorizedIP = false;
    String remoteIP = request.getRemoteAddr();
    if (allIPsAuth) {
      authorizedIP = true;
    } else {
      for (final String ip : authIPs) {
        if (remoteIP.equals(ip)) {
          authorizedIP = true;
        }
      }
    }

    if (authorizedIP) {
      final SameRequestRateLimiter<String>.Result result = rateLimiter.getResult();

      if (result.isFirst()) {
        try {
          result.setValue(healthcheck.checkHealth(request));
        } catch (Throwable t) {
          result.setError(t);
        }
      } else if (log.isDebugEnabled()) {
        log.debug(
            "Re-using health check answer from first concurrent request for this request to conserve server load.");
      }
      healthresponse.respond(result.getValue(), response);
    } else {
      if ((remoteIP == null) || (remoteIP.length() > 100)) {
        remoteIP = "unknown";
      }
      try {
        response.sendError(
            HttpServletResponse.SC_UNAUTHORIZED,
            "ERROR : Healthcheck request recieved from an non authorized IP: " + remoteIP);
      } catch (IOException e) {
        log.error("ERROR : Problems generating unauthorized http response.");
      }
      log.error("Healthcheck request recieved from an non authorized IP: " + remoteIP);
    }
  }
Exemplo n.º 2
0
  /**
   * Servlet init
   *
   * @param config servlet configuration
   * @throws ServletException on error
   */
  public void init(ServletConfig config) throws ServletException {
    super.init(config);

    try {
      // Install BouncyCastle provider
      SignServerUtil.installBCProvider();

      String authIPString = config.getInitParameter("AuthorizedIPs");
      if (authIPString != null) {
        authIPs = authIPString.split(";");
      }

      if (Arrays.asList(authIPs).contains("ANY")) {
        log.info("All IP addresses authorized");
        allIPsAuth = true;
      }

      healthcheck =
          (IHealthCheck)
              HealthCheckServlet.class
                  .getClassLoader()
                  .loadClass(config.getInitParameter("HealthCheckClassPath"))
                  .newInstance();
      healthcheck.init(config, em);

      healthresponse =
          (IHealthResponse)
              HealthCheckServlet.class
                  .getClassLoader()
                  .loadClass(config.getInitParameter("HealthResponseClassPath"))
                  .newInstance();
      healthresponse.init(config);

    } catch (Exception e) {
      throw new ServletException(e);
    }
  }