src/club/wpia/gigi/Gigi.java

   1 package club.wpia.gigi;
   2
   3 import java.io.IOException;
   4 import java.io.PrintWriter;
   5 import java.io.UnsupportedEncodingException;
   6 import java.security.KeyStore;
   7 import java.security.cert.X509Certificate;
   8 import java.util.Calendar;
   9 import java.util.Collections;
  10 import java.util.HashMap;
  11 import java.util.LinkedList;
  12 import java.util.Locale;
  13 import java.util.Map;
  14 import java.util.Properties;
  15 import java.util.regex.Pattern;
  16
  17 import javax.servlet.ServletException;
  18 import javax.servlet.http.HttpServlet;
  19 import javax.servlet.http.HttpServletRequest;
  20 import javax.servlet.http.HttpServletResponse;
  21 import javax.servlet.http.HttpSession;
  22
  23 import club.wpia.gigi.database.DatabaseConnection;
  24 import club.wpia.gigi.database.DatabaseConnection.Link;
  25 import club.wpia.gigi.dbObjects.CACertificate;
  26 import club.wpia.gigi.dbObjects.CATS.CATSType;
  27 import club.wpia.gigi.dbObjects.CertificateProfile;
  28 import club.wpia.gigi.dbObjects.DomainPingConfiguration;
  29 import club.wpia.gigi.localisation.Language;
  30 import club.wpia.gigi.output.Menu;
  31 import club.wpia.gigi.output.MenuCollector;
  32 import club.wpia.gigi.output.PageMenuItem;
  33 import club.wpia.gigi.output.SimpleMenuItem;
  34 import club.wpia.gigi.output.SimpleUntranslatedMenuItem;
  35 import club.wpia.gigi.output.template.Form.CSRFException;
  36 import club.wpia.gigi.output.template.Outputable;
  37 import club.wpia.gigi.output.template.PlainOutputable;
  38 import club.wpia.gigi.output.template.Template;
  39 import club.wpia.gigi.output.template.TranslateCommand;
  40 import club.wpia.gigi.pages.AboutPage;
  41 import club.wpia.gigi.pages.HandlesMixedRequest;
  42 import club.wpia.gigi.pages.LoginPage;
  43 import club.wpia.gigi.pages.LogoutPage;
  44 import club.wpia.gigi.pages.MainPage;
  45 import club.wpia.gigi.pages.OneFormPage;
  46 import club.wpia.gigi.pages.Page;
  47 import club.wpia.gigi.pages.PasswordResetPage;
  48 import club.wpia.gigi.pages.RootCertPage;
  49 import club.wpia.gigi.pages.StaticPage;
  50 import club.wpia.gigi.pages.TestSecure;
  51 import club.wpia.gigi.pages.Verify;
  52 import club.wpia.gigi.pages.account.ChangePasswordPage;
  53 import club.wpia.gigi.pages.account.FindAgentAccess;
  54 import club.wpia.gigi.pages.account.History;
  55 import club.wpia.gigi.pages.account.MyDetails;
  56 import club.wpia.gigi.pages.account.UserTrainings;
  57 import club.wpia.gigi.pages.account.certs.CertificateAdd;
  58 import club.wpia.gigi.pages.account.certs.Certificates;
  59 import club.wpia.gigi.pages.account.domain.DomainOverview;
  60 import club.wpia.gigi.pages.account.domain.EditDomain;
  61 import club.wpia.gigi.pages.account.mail.MailOverview;
  62 import club.wpia.gigi.pages.admin.TTPAdminPage;
  63 import club.wpia.gigi.pages.admin.support.FindCertPage;
  64 import club.wpia.gigi.pages.admin.support.FindUserByDomainPage;
  65 import club.wpia.gigi.pages.admin.support.FindUserByEmailPage;
  66 import club.wpia.gigi.pages.admin.support.SupportEnterTicketPage;
  67 import club.wpia.gigi.pages.admin.support.SupportUserDetailsPage;
  68 import club.wpia.gigi.pages.error.AccessDenied;
  69 import club.wpia.gigi.pages.error.PageNotFound;
  70 import club.wpia.gigi.pages.main.KeyCompromisePage;
  71 import club.wpia.gigi.pages.main.RegisterPage;
  72 import club.wpia.gigi.pages.orga.CreateOrgPage;
  73 import club.wpia.gigi.pages.orga.ViewOrgPage;
  74 import club.wpia.gigi.pages.statistics.StatisticsRoles;
  75 import club.wpia.gigi.pages.wot.Points;
  76 import club.wpia.gigi.pages.wot.RequestTTPPage;
  77 import club.wpia.gigi.pages.wot.VerifyPage;
  78 import club.wpia.gigi.ping.PingerDaemon;
  79 import club.wpia.gigi.util.AuthorizationContext;
  80 import club.wpia.gigi.util.DomainAssessment;
  81 import club.wpia.gigi.util.PasswordHash;
  82 import club.wpia.gigi.util.ServerConstants;
  83 import club.wpia.gigi.util.ServerConstants.Host;
  84 import club.wpia.gigi.util.TimeConditions;
  85
  86 public final class Gigi extends HttpServlet {
  87
  88     public static final String LINK_HOST = "linkHost";
  89
  90     private class MenuBuilder {
  91
  92         private LinkedList<Menu> categories = new LinkedList<Menu>();
  93
  94         private HashMap<String, Page> pages = new HashMap<String, Page>();
  95
  96         private MenuCollector rootMenu;
  97
  98         public MenuBuilder() {}
  99
 100         private void putPage(String path, Page p, Menu m) {
 101             pages.put(path, p);
 102             if (m == null) {
 103                 return;
 104             }
 105             m.addItem(new PageMenuItem(p, path.replaceFirst("/?\\*$", "")));
 106
 107         }
 108
 109         private Menu createMenu(String name) {
 110             Menu m = new Menu(new TranslateCommand(name));
 111             categories.add(m);
 112             return m;
 113         }
 114
 115         private Menu createMenu(Outputable name) {
 116             Menu m = new Menu(name);
 117             categories.add(m);
 118             return m;
 119         }
 120
 121         public MenuCollector generateMenu() throws ServletException {
 122             putPage("/denied", new AccessDenied(), null);
 123             putPage("/error", new PageNotFound(), null);
 124             putPage("/login", new LoginPage(), null);
 125             Menu mainMenu = createMenu(new PlainOutputable(ServerConstants.getAppName()));
 126             mainMenu.addItem(new SimpleMenuItem("https://" + ServerConstants.getHostNamePort(Host.WWW) + "/login", "Password Login") {
 127
 128                 @Override
 129                 public boolean isPermitted(AuthorizationContext ac) {
 130                     return ac == null;
 131                 }
 132             });
 133             mainMenu.addItem(new SimpleMenuItem("https://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + "/login", "Certificate Login") {
 134
 135                 @Override
 136                 public boolean isPermitted(AuthorizationContext ac) {
 137                     return ac == null;
 138                 }
 139             });
 140             putPage("/", new MainPage(), null);
 141             putPage("/roots", new RootCertPage(truststore), mainMenu);
 142             putPage(StatisticsRoles.PATH, new StatisticsRoles(), mainMenu);
 143             putPage("/about", new AboutPage(), mainMenu);
 144             putPage(RegisterPage.PATH, new RegisterPage(), mainMenu);
 145             putPage(KeyCompromisePage.PATH, new KeyCompromisePage(), mainMenu);
 146
 147             putPage("/secure", new TestSecure(), null);
 148             putPage(Verify.PATH, new Verify(), null);
 149             Menu certificates = createMenu("Certificates");
 150             putPage(Certificates.PATH + "/*", new Certificates(false), certificates);
 151             putPage(CertificateAdd.PATH, new CertificateAdd(), certificates);
 152             putPage(MailOverview.DEFAULT_PATH, new MailOverview(), certificates);
 153             putPage(DomainOverview.PATH, new DomainOverview(), certificates);
 154             putPage(EditDomain.PATH + "*", new EditDomain(), null);
 155
 156             Menu wot = createMenu("Verification");
 157             putPage(VerifyPage.PATH + "/*", new VerifyPage(), wot);
 158             putPage(Points.PATH, new Points(false), wot);
 159             putPage(RequestTTPPage.PATH, new RequestTTPPage(), wot);
 160
 161             Menu admMenu = createMenu("Admin");
 162             Menu orgAdm = createMenu("Organisation Admin");
 163             putPage(TTPAdminPage.PATH + "/*", new TTPAdminPage(), admMenu);
 164             putPage(CreateOrgPage.DEFAULT_PATH, new CreateOrgPage(), orgAdm);
 165             putPage(ViewOrgPage.DEFAULT_PATH + "/*", new ViewOrgPage(), orgAdm);
 166
 167             Menu support = createMenu("Support Console");
 168             putPage(SupportEnterTicketPage.PATH, new SupportEnterTicketPage(), support);
 169             putPage(FindUserByEmailPage.PATH, new FindUserByEmailPage(), support);
 170             putPage(FindUserByDomainPage.PATH, new FindUserByDomainPage(), support);
 171             putPage(FindCertPage.PATH, new FindCertPage(), support);
 172
 173             Menu account = createMenu("My Account");
 174             putPage(SupportUserDetailsPage.PATH + "*", new SupportUserDetailsPage(), null);
 175             putPage(ChangePasswordPage.PATH, new ChangePasswordPage(), account);
 176             putPage(History.PATH, new History(false), account);
 177             putPage(FindAgentAccess.PATH, new OneFormPage("Access to Find Agent", FindAgentAccess.class), account);
 178             putPage(History.SUPPORT_PATH, new History(true), null);
 179             putPage(UserTrainings.PATH, new UserTrainings(false), account);
 180             putPage(MyDetails.PATH, new MyDetails(), account);
 181             putPage(UserTrainings.SUPPORT_PATH, new UserTrainings(true), null);
 182             putPage(Points.SUPPORT_PATH, new Points(true), null);
 183             putPage(Certificates.SUPPORT_PATH + "/*", new Certificates(true), null);
 184
 185             putPage(PasswordResetPage.PATH, new PasswordResetPage(), null);
 186             putPage(LogoutPage.PATH, new LogoutPage(), null);
 187
 188             if (testing) {
 189                 try {
 190                     Class<?> manager = Class.forName("club.wpia.gigi.pages.Manager");
 191                     Page p = (Page) manager.getMethod("getInstance").invoke(null);
 192                     String pa = (String) manager.getField("PATH").get(null);
 193                     Menu testServer = createMenu("Gigi test server");
 194                     putPage(pa + "/*", p, testServer);
 195                 } catch (ReflectiveOperationException e) {
 196                     e.printStackTrace();
 197                 }
 198             }
 199
 200             try {
 201                 putPage("/wot/rules", new StaticPage("Verification Rules", VerifyPage.class.getResourceAsStream("Rules.templ")), wot);
 202             } catch (UnsupportedEncodingException e) {
 203                 throw new ServletException(e);
 204             }
 205             rootMenu = new MenuCollector();
 206
 207             Menu languages = createMenu("Language");
 208             addLanguages(languages);
 209             for (Menu menu : categories) {
 210                 menu.prepare();
 211                 rootMenu.put(menu);
 212             }
 213
 214             // rootMenu.prepare();
 215             return rootMenu;
 216         }
 217
 218         private void addLanguages(Menu languages) {
 219             for (Locale l : Language.getSupportedLocales()) {
 220                 languages.addItem(new SimpleUntranslatedMenuItem("?lang=" + l.toString(), l.getDisplayName(l)));
 221             }
 222         }
 223
 224         public Map<String, Page> getPages() {
 225             return Collections.unmodifiableMap(pages);
 226         }
 227     }
 228
 229     public static final String LOGGEDIN = "loggedin";
 230
 231     public static final String CERT_SERIAL = "club.wpia.gigi.serial";
 232
 233     public static final String CERT_ISSUER = "club.wpia.gigi.issuer";
 234
 235     public static final String AUTH_CONTEXT = "auth";
 236
 237     public static final String LOGIN_METHOD = "club.wpia.gigi.loginMethod";
 238
 239     private static final long serialVersionUID = -6386785421902852904L;
 240
 241     private static Gigi instance;
 242
 243     private static final Template baseTemplate = new Template(Gigi.class.getResource("Gigi.templ"));
 244
 245     private PingerDaemon pinger;
 246
 247     private KeyStore truststore;
 248
 249     private boolean testing;
 250
 251     private MenuCollector rootMenu;
 252
 253     private Map<String, Page> pages;
 254
 255     private boolean firstInstanceInited = false;
 256
 257     public Gigi(Properties conf, KeyStore truststore) {
 258         synchronized (Gigi.class) {
 259             if (instance != null) {
 260                 throw new IllegalStateException("Multiple Gigi instances!");
 261             }
 262             testing = conf.getProperty("testing") != null;
 263             instance = this;
 264             DomainAssessment.init(conf);
 265             DatabaseConnection.init(conf);
 266             TimeConditions.init(conf);
 267             PasswordHash.init(conf);
 268             this.truststore = truststore;
 269             pinger = new PingerDaemon(truststore);
 270             pinger.start();
 271         }
 272     }
 273
 274     @Override
 275     public synchronized void init() throws ServletException {
 276         if (firstInstanceInited) {
 277             super.init();
 278             return;
 279         }
 280         // ensure those static initializers are finished
 281         try (Link l = DatabaseConnection.newLink(false)) {
 282             CACertificate.getById(1);
 283             CertificateProfile.getById(1);
 284             CATSType.AGENT_CHALLENGE.getDisplayName();
 285         } catch (InterruptedException e) {
 286             throw new Error(e);
 287         }
 288
 289         MenuBuilder mb = new MenuBuilder();
 290         rootMenu = mb.generateMenu();
 291         pages = mb.getPages();
 292
 293         firstInstanceInited = true;
 294         super.init();
 295     }
 296
 297     private Page getPage(String pathInfo) {
 298         if (pathInfo.endsWith("/") && !pathInfo.equals("/")) {
 299             pathInfo = pathInfo.substring(0, pathInfo.length() - 1);
 300         }
 301         Page page = pages.get(pathInfo);
 302         if (page != null) {
 303             return page;
 304         }
 305         page = pages.get(pathInfo + "/*");
 306         if (page != null) {
 307             return page;
 308         }
 309         int idx = pathInfo.lastIndexOf('/');
 310         if (idx == -1 || idx == 0) {
 311             return null;
 312         }
 313
 314         page = pages.get(pathInfo.substring(0, idx) + "/*");
 315         if (page != null) {
 316             return page;
 317         }
 318         int lIdx = pathInfo.lastIndexOf('/', idx - 1);
 319         if (lIdx == -1) {
 320             return null;
 321         }
 322         String lastResort = pathInfo.substring(0, lIdx) + "/*" + pathInfo.substring(idx);
 323         page = pages.get(lastResort);
 324         return page;
 325
 326     }
 327
 328     private static String staticTemplateVar = "//" + ServerConstants.getHostNamePort(Host.STATIC);
 329
 330     private static String staticTemplateVarSecure = "//" + ServerConstants.getHostNamePortSecure(Host.STATIC);
 331
 332     @Override
 333     protected void service(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
 334         if ("/error".equals(req.getPathInfo()) || "/denied".equals(req.getPathInfo())) {
 335             if (DatabaseConnection.hasInstance()) {
 336                 serviceWithConnection(req, resp);
 337                 return;
 338             }
 339         }
 340         try (DatabaseConnection.Link l = DatabaseConnection.newLink( !req.getMethod().equals("POST"))) {
 341             serviceWithConnection(req, resp);
 342         } catch (InterruptedException e) {
 343             e.printStackTrace();
 344         }
 345     }
 346
 347     protected void serviceWithConnection(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
 348         boolean isSecure = req.isSecure();
 349         addXSSHeaders(resp, isSecure);
 350         // Firefox only sends this, if it's a cross domain access; safari sends
 351         // it always
 352         String originHeader = req.getHeader("Origin");
 353         if (originHeader != null //
 354                 && !(originHeader.matches("^" + Pattern.quote("https://" + ServerConstants.getHostNamePortSecure(Host.WWW)) + "(/.*|)") || //
 355                         originHeader.matches("^" + Pattern.quote("http://" + ServerConstants.getHostNamePort(Host.WWW)) + "(/.*|)") || //
 356                         originHeader.matches("^" + Pattern.quote("https://" + ServerConstants.getHostNamePortSecure(Host.SECURE)) + "(/.*|)"))) {
 357             resp.setContentType("text/html; charset=utf-8");
 358             resp.getWriter().println("<html><head><title>Alert</title></head><body>No cross domain access allowed.<br/><b>If you don't know why you're seeing this you may have been fished! Please change your password immediately!</b></body></html>");
 359             return;
 360         }
 361         HttpSession hs = req.getSession();
 362         String clientSerial = (String) hs.getAttribute(CERT_SERIAL);
 363         if (clientSerial != null) {
 364             X509Certificate[] cert = (X509Certificate[]) req.getAttribute("javax.servlet.request.X509Certificate");
 365             if (cert == null || cert[0] == null//
 366                     || !cert[0].getSerialNumber().toString(16).toLowerCase().equals(clientSerial) //
 367                     || !cert[0].getIssuerDN().equals(hs.getAttribute(CERT_ISSUER))) {
 368                 hs.invalidate();
 369                 resp.sendError(403, "Certificate mismatch.");
 370                 return;
 371             }
 372
 373         }
 374         if (req.getParameter("lang") != null) {
 375             Locale l = Language.getLocaleFromString(req.getParameter("lang"));
 376             Language lu = Language.getInstance(l);
 377             req.getSession().setAttribute(Language.SESSION_ATTRIB_NAME, lu != null ? lu.getLocale() : Locale.ENGLISH);
 378         }
 379         final Page p = getPage(req.getPathInfo());
 380
 381         if (p != null) {
 382             if ( !isSecure && (p.needsLogin() || p instanceof LoginPage || p instanceof RegisterPage)) {
 383                 resp.sendRedirect("https://" + ServerConstants.getHostNamePortSecure(Host.WWW) + req.getPathInfo());
 384                 return;
 385             }
 386             AuthorizationContext currentAuthContext = LoginPage.getAuthorizationContext(req);
 387             if ( !p.isPermitted(currentAuthContext)) {
 388                 if (hs.getAttribute("loggedin") == null) {
 389                     String request = req.getPathInfo();
 390                     request = request.split("\\?")[0];
 391                     hs.setAttribute(LoginPage.LOGIN_RETURNPATH, request);
 392                     resp.sendRedirect("/login");
 393                     return;
 394                 }
 395                 resp.sendError(403);
 396                 return;
 397             }
 398             if (p.beforeTemplate(req, resp)) {
 399                 return;
 400             }
 401             HashMap<String, Object> vars = new HashMap<String, Object>();
 402             // System.out.println(req.getMethod() + ": " + req.getPathInfo() +
 403             // " -> " + p);
 404             Outputable content = new Outputable() {
 405
 406                 @Override
 407                 public void output(PrintWriter out, Language l, Map<String, Object> vars) {
 408                     try {
 409                         if (req.getMethod().equals("POST")) {
 410                             if (req.getQueryString() != null && !(p instanceof HandlesMixedRequest)) {
 411                                 return;
 412                             }
 413                             p.doPost(req, resp);
 414                         } else {
 415                             p.doGet(req, resp);
 416                         }
 417                     } catch (CSRFException err) {
 418                         try {
 419                             resp.sendError(500, "CSRF invalid");
 420                         } catch (IOException e) {
 421                             e.printStackTrace();
 422                         }
 423                     } catch (IOException e) {
 424                         e.printStackTrace();
 425                     }
 426
 427                 }
 428             };
 429             Language lang = Page.getLanguage(req);
 430
 431             vars.put(Menu.AUTH_VALUE, currentAuthContext);
 432             vars.put("menu", rootMenu);
 433             vars.put("title", lang.getTranslation(p.getTitle()));
 434             vars.put("static", isSecure ? staticTemplateVarSecure : staticTemplateVar);
 435             vars.put("year", Calendar.getInstance().get(Calendar.YEAR));
 436             vars.put("content", content);
 437             if (isSecure) {
 438                 req.setAttribute(LINK_HOST, ServerConstants.getHostNamePortSecure(Host.LINK));
 439             } else {
 440                 req.setAttribute(LINK_HOST, ServerConstants.getHostNamePort(Host.LINK));
 441             }
 442             vars.put(Gigi.LINK_HOST, req.getAttribute(Gigi.LINK_HOST));
 443             if (currentAuthContext != null) {
 444                 // TODO maybe move this information into the AuthContext object
 445                 vars.put("loginMethod", req.getSession().getAttribute(LOGIN_METHOD));
 446                 vars.put("authContext", currentAuthContext);
 447
 448             }
 449             vars.put("appName", ServerConstants.getAppName());
 450             resp.setContentType("text/html; charset=utf-8");
 451             baseTemplate.output(resp.getWriter(), lang, vars);
 452         } else {
 453             resp.sendError(404, "Page not found.");
 454         }
 455
 456     }
 457
 458     public static void addXSSHeaders(HttpServletResponse hsr, boolean doHttps) {
 459         hsr.addHeader("Access-Control-Allow-Origin", "https://" + ServerConstants.getHostNamePortSecure(Host.WWW) + " https://" + ServerConstants.getHostNamePortSecure(Host.SECURE));
 460         hsr.addHeader("Access-Control-Max-Age", "60");
 461         if (doHttps) {
 462             hsr.addHeader("Content-Security-Policy", httpsCSP);
 463         } else {
 464             hsr.addHeader("Content-Security-Policy", httpCSP);
 465         }
 466         hsr.addHeader("Strict-Transport-Security", "max-age=31536000");
 467
 468     }
 469
 470     private static String httpsCSP = genHttpsCSP();
 471
 472     private static String httpCSP = genHttpCSP();
 473
 474     private static String genHttpsCSP() {
 475         StringBuffer csp = new StringBuffer();
 476         csp.append("default-src 'none'");
 477         csp.append(";font-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 478         csp.append(";img-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 479         csp.append(";media-src 'none'; object-src 'none'");
 480         csp.append(";script-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 481         csp.append(";style-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 482         csp.append(";form-action https://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + " https://" + ServerConstants.getHostNamePortSecure(Host.WWW));
 483         // csp.append(";report-url https://api.wpia.club/security/csp/report");
 484         return csp.toString();
 485     }
 486
 487     private static String genHttpCSP() {
 488         StringBuffer csp = new StringBuffer();
 489         csp.append("default-src 'none'");
 490         csp.append(";font-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 491         csp.append(";img-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 492         csp.append(";media-src 'none'; object-src 'none'");
 493         csp.append(";script-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 494         csp.append(";style-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 495         csp.append(";form-action http://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + " http://" + ServerConstants.getHostNamePort(Host.WWW));
 496         // csp.append(";report-url http://api.wpia.club/security/csp/report");
 497         return csp.toString();
 498     }
 499
 500     /**
 501      * Requests Pinging of domains.
 502      *
 503      * @param toReping
 504      *            if not null, the {@link DomainPingConfiguration} to test, if
 505      *            null, just re-check if there is something to do.
 506      */
 507     public static void notifyPinger(DomainPingConfiguration toReping) {
 508         if (toReping != null) {
 509             instance.pinger.queue(toReping);
 510         }
 511         instance.pinger.interrupt();
 512     }
 513
 514 }