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.math.BigInteger;
   7 import java.security.KeyStore;
   8 import java.security.cert.X509Certificate;
   9 import java.util.Calendar;
  10 import java.util.Collections;
  11 import java.util.HashMap;
  12 import java.util.LinkedList;
  13 import java.util.Locale;
  14 import java.util.Map;
  15 import java.util.Properties;
  16 import java.util.regex.Pattern;
  17
  18 import javax.servlet.ServletException;
  19 import javax.servlet.http.HttpServlet;
  20 import javax.servlet.http.HttpServletRequest;
  21 import javax.servlet.http.HttpServletResponse;
  22 import javax.servlet.http.HttpSession;
  23
  24 import club.wpia.gigi.database.DatabaseConnection;
  25 import club.wpia.gigi.database.DatabaseConnection.Link;
  26 import club.wpia.gigi.dbObjects.CACertificate;
  27 import club.wpia.gigi.dbObjects.CATS.CATSType;
  28 import club.wpia.gigi.dbObjects.CertificateProfile;
  29 import club.wpia.gigi.dbObjects.DomainPingConfiguration;
  30 import club.wpia.gigi.localisation.Language;
  31 import club.wpia.gigi.output.Menu;
  32 import club.wpia.gigi.output.MenuCollector;
  33 import club.wpia.gigi.output.PageMenuItem;
  34 import club.wpia.gigi.output.SimpleMenuItem;
  35 import club.wpia.gigi.output.SimpleUntranslatedMenuItem;
  36 import club.wpia.gigi.output.template.Form.CSRFException;
  37 import club.wpia.gigi.output.template.Outputable;
  38 import club.wpia.gigi.output.template.PlainOutputable;
  39 import club.wpia.gigi.output.template.Template;
  40 import club.wpia.gigi.output.template.TranslateCommand;
  41 import club.wpia.gigi.pages.AboutPage;
  42 import club.wpia.gigi.pages.HandlesMixedRequest;
  43 import club.wpia.gigi.pages.LoginPage;
  44 import club.wpia.gigi.pages.LogoutPage;
  45 import club.wpia.gigi.pages.MainPage;
  46 import club.wpia.gigi.pages.OneFormPage;
  47 import club.wpia.gigi.pages.Page;
  48 import club.wpia.gigi.pages.PasswordResetPage;
  49 import club.wpia.gigi.pages.RootCertPage;
  50 import club.wpia.gigi.pages.StaticPage;
  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.CertStatusRequestPage;
  71 import club.wpia.gigi.pages.main.KeyCompromisePage;
  72 import club.wpia.gigi.pages.main.RegisterPage;
  73 import club.wpia.gigi.pages.orga.CreateOrgPage;
  74 import club.wpia.gigi.pages.orga.ViewOrgPage;
  75 import club.wpia.gigi.pages.statistics.StatisticsRoles;
  76 import club.wpia.gigi.pages.wot.Points;
  77 import club.wpia.gigi.pages.wot.RequestTTPPage;
  78 import club.wpia.gigi.pages.wot.VerifyPage;
  79 import club.wpia.gigi.ping.PingerDaemon;
  80 import club.wpia.gigi.util.AuthorizationContext;
  81 import club.wpia.gigi.util.DomainAssessment;
  82 import club.wpia.gigi.util.PasswordHash;
  83 import club.wpia.gigi.util.ServerConstants;
  84 import club.wpia.gigi.util.ServerConstants.Host;
  85 import club.wpia.gigi.util.TimeConditions;
  86
  87 public final class Gigi extends HttpServlet {
  88
  89     public static final String LINK_HOST = "linkHost";
  90
  91     private class MenuBuilder {
  92
  93         private LinkedList<Menu> categories = new LinkedList<Menu>();
  94
  95         private HashMap<String, Page> pages = new HashMap<String, Page>();
  96
  97         private MenuCollector rootMenu;
  98
  99         public MenuBuilder() {}
 100
 101         private void putPage(String path, Page p, Menu m) {
 102             pages.put(path, p);
 103             if (m == null) {
 104                 return;
 105             }
 106             m.addItem(new PageMenuItem(p, path.replaceFirst("/?\\*$", "")));
 107
 108         }
 109
 110         private Menu createMenu(String name) {
 111             Menu m = new Menu(new TranslateCommand(name));
 112             categories.add(m);
 113             return m;
 114         }
 115
 116         private Menu createMenu(Outputable name) {
 117             Menu m = new Menu(name);
 118             categories.add(m);
 119             return m;
 120         }
 121
 122         public MenuCollector generateMenu() throws ServletException {
 123             putPage("/denied", new AccessDenied(), null);
 124             putPage("/error", new PageNotFound(), null);
 125             putPage("/login", new LoginPage(), null);
 126             Menu mainMenu = createMenu(new PlainOutputable(ServerConstants.getAppName()));
 127             mainMenu.addItem(new SimpleMenuItem("https://" + ServerConstants.getHostNamePort(Host.WWW) + "/login", "Password Login") {
 128
 129                 @Override
 130                 public boolean isPermitted(AuthorizationContext ac) {
 131                     return ac == null;
 132                 }
 133             });
 134             mainMenu.addItem(new SimpleMenuItem("https://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + "/login", "Certificate Login") {
 135
 136                 @Override
 137                 public boolean isPermitted(AuthorizationContext ac) {
 138                     return ac == null;
 139                 }
 140             });
 141             putPage("/", new MainPage(), null);
 142             putPage("/roots", new RootCertPage(truststore), mainMenu);
 143             putPage(StatisticsRoles.PATH, new StatisticsRoles(), mainMenu);
 144             putPage("/about", new AboutPage(), mainMenu);
 145             putPage(RegisterPage.PATH, new RegisterPage(), mainMenu);
 146             putPage(CertStatusRequestPage.PATH, new CertStatusRequestPage(), mainMenu);
 147             putPage(KeyCompromisePage.PATH, new KeyCompromisePage(), mainMenu);
 148
 149             putPage(Verify.PATH, new Verify(), null);
 150             Menu certificates = createMenu("Certificates");
 151             putPage(Certificates.PATH + "/*", new Certificates(false), certificates);
 152             putPage(CertificateAdd.PATH, new CertificateAdd(), certificates);
 153
 154             Menu wot = createMenu("Verification");
 155             putPage(MailOverview.DEFAULT_PATH, new MailOverview(), wot);
 156             putPage(DomainOverview.PATH, new DomainOverview(), wot);
 157             putPage(EditDomain.PATH + "*", new EditDomain(), null);
 158             putPage(VerifyPage.PATH + "/*", new VerifyPage(), wot);
 159             putPage(Points.PATH, new Points(false), wot);
 160             putPage(RequestTTPPage.PATH, new RequestTTPPage(), wot);
 161
 162             Menu admMenu = createMenu("Admin");
 163             Menu orgAdm = createMenu("Organisation Admin");
 164             putPage(TTPAdminPage.PATH + "/*", new TTPAdminPage(), admMenu);
 165             putPage(CreateOrgPage.DEFAULT_PATH, new CreateOrgPage(), orgAdm);
 166             putPage(ViewOrgPage.DEFAULT_PATH + "/*", new ViewOrgPage(), orgAdm);
 167
 168             Menu support = createMenu("Support Console");
 169             putPage(SupportEnterTicketPage.PATH, new SupportEnterTicketPage(), support);
 170             putPage(FindUserByEmailPage.PATH, new FindUserByEmailPage(), support);
 171             putPage(FindUserByDomainPage.PATH, new FindUserByDomainPage(), support);
 172             putPage(FindCertPage.PATH, new FindCertPage(), support);
 173
 174             Menu account = createMenu("My Account");
 175             putPage(SupportUserDetailsPage.PATH + "*", new SupportUserDetailsPage(), null);
 176             putPage(ChangePasswordPage.PATH, new ChangePasswordPage(), account);
 177             putPage(History.PATH, new History(false), account);
 178             putPage(FindAgentAccess.PATH, new OneFormPage("Access to Find Agent", FindAgentAccess.class), account);
 179             putPage(History.SUPPORT_PATH, new History(true), null);
 180             putPage(UserTrainings.PATH, new UserTrainings(false), account);
 181             putPage(MyDetails.PATH, new MyDetails(), account);
 182             putPage(UserTrainings.SUPPORT_PATH, new UserTrainings(true), null);
 183             putPage(Points.SUPPORT_PATH, new Points(true), null);
 184             putPage(Certificates.SUPPORT_PATH + "/*", new Certificates(true), null);
 185
 186             putPage(PasswordResetPage.PATH, new PasswordResetPage(), null);
 187             putPage(LogoutPage.PATH, new LogoutPage(), null);
 188
 189             if (testing) {
 190                 try {
 191                     Class<?> manager = Class.forName("club.wpia.gigi.pages.Manager");
 192                     Page p = (Page) manager.getMethod("getInstance").invoke(null);
 193                     String pa = (String) manager.getField("PATH").get(null);
 194                     Menu testServer = createMenu("Gigi test server");
 195                     putPage(pa + "/*", p, testServer);
 196                 } catch (ReflectiveOperationException e) {
 197                     e.printStackTrace();
 198                 }
 199             }
 200
 201             try {
 202                 putPage("/wot/rules", new StaticPage("Verification Rules", VerifyPage.class.getResourceAsStream("Rules.templ")), wot);
 203             } catch (UnsupportedEncodingException e) {
 204                 throw new ServletException(e);
 205             }
 206             rootMenu = new MenuCollector();
 207
 208             Menu languages = createMenu("Language");
 209             addLanguages(languages);
 210             for (Menu menu : categories) {
 211                 menu.prepare();
 212                 rootMenu.put(menu);
 213             }
 214
 215             // rootMenu.prepare();
 216             return rootMenu;
 217         }
 218
 219         private void addLanguages(Menu languages) {
 220             for (Locale l : Language.getSupportedLocales()) {
 221                 languages.addItem(new SimpleUntranslatedMenuItem("?lang=" + l.toString(), l.getDisplayName(l)));
 222             }
 223         }
 224
 225         public Map<String, Page> getPages() {
 226             return Collections.unmodifiableMap(pages);
 227         }
 228     }
 229
 230     public static final String LOGGEDIN = "loggedin";
 231
 232     public static final String CERT_SERIAL = "club.wpia.gigi.serial";
 233
 234     public static final String CERT_ISSUER = "club.wpia.gigi.issuer";
 235
 236     public static final String AUTH_CONTEXT = "auth";
 237
 238     public static final String LOGIN_METHOD = "club.wpia.gigi.loginMethod";
 239
 240     private static final long serialVersionUID = -6386785421902852904L;
 241
 242     private static Gigi instance;
 243
 244     private static final Template baseTemplate = new Template(Gigi.class.getResource("Gigi.templ"));
 245
 246     private PingerDaemon pinger;
 247
 248     private KeyStore truststore;
 249
 250     private boolean testing;
 251
 252     private MenuCollector rootMenu;
 253
 254     private Map<String, Page> pages;
 255
 256     private boolean firstInstanceInited = false;
 257
 258     public Gigi(Properties conf, KeyStore truststore) {
 259         synchronized (Gigi.class) {
 260             if (instance != null) {
 261                 throw new IllegalStateException("Multiple Gigi instances!");
 262             }
 263             testing = conf.getProperty("testing") != null;
 264             instance = this;
 265             DomainAssessment.init(conf);
 266             DatabaseConnection.init(conf);
 267             TimeConditions.init(conf);
 268             PasswordHash.init(conf);
 269             this.truststore = truststore;
 270             pinger = new PingerDaemon(truststore);
 271             pinger.start();
 272         }
 273     }
 274
 275     @Override
 276     public synchronized void init() throws ServletException {
 277         if (firstInstanceInited) {
 278             super.init();
 279             return;
 280         }
 281         // ensure those static initializers are finished
 282         try (Link l = DatabaseConnection.newLink(false)) {
 283             CACertificate.getById(1);
 284             CertificateProfile.getById(1);
 285             CATSType.AGENT_CHALLENGE.getDisplayName();
 286         } catch (InterruptedException e) {
 287             throw new Error(e);
 288         }
 289
 290         MenuBuilder mb = new MenuBuilder();
 291         rootMenu = mb.generateMenu();
 292         pages = mb.getPages();
 293
 294         firstInstanceInited = true;
 295         super.init();
 296     }
 297
 298     private Page getPage(String pathInfo) {
 299         if (pathInfo.endsWith("/") && !pathInfo.equals("/")) {
 300             pathInfo = pathInfo.substring(0, pathInfo.length() - 1);
 301         }
 302         Page page = pages.get(pathInfo);
 303         if (page != null) {
 304             return page;
 305         }
 306         page = pages.get(pathInfo + "/*");
 307         if (page != null) {
 308             return page;
 309         }
 310         int idx = pathInfo.lastIndexOf('/');
 311         if (idx == -1 || idx == 0) {
 312             return null;
 313         }
 314
 315         page = pages.get(pathInfo.substring(0, idx) + "/*");
 316         if (page != null) {
 317             return page;
 318         }
 319         int lIdx = pathInfo.lastIndexOf('/', idx - 1);
 320         if (lIdx == -1) {
 321             return null;
 322         }
 323         String lastResort = pathInfo.substring(0, lIdx) + "/*" + pathInfo.substring(idx);
 324         page = pages.get(lastResort);
 325         return page;
 326
 327     }
 328
 329     private static String staticTemplateVar = "//" + ServerConstants.getHostNamePort(Host.STATIC);
 330
 331     private static String staticTemplateVarSecure = "//" + ServerConstants.getHostNamePortSecure(Host.STATIC);
 332
 333     @Override
 334     protected void service(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
 335         if ("/error".equals(req.getPathInfo()) || "/denied".equals(req.getPathInfo())) {
 336             if (DatabaseConnection.hasInstance()) {
 337                 serviceWithConnection(req, resp);
 338                 return;
 339             }
 340         }
 341         try (DatabaseConnection.Link l = DatabaseConnection.newLink( !req.getMethod().equals("POST"))) {
 342             serviceWithConnection(req, resp);
 343         } catch (InterruptedException e) {
 344             e.printStackTrace();
 345         }
 346     }
 347
 348     protected void serviceWithConnection(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
 349         boolean isSecure = req.isSecure();
 350         addXSSHeaders(resp, isSecure);
 351         // Firefox only sends this, if it's a cross domain access; safari sends
 352         // it always
 353         String originHeader = req.getHeader("Origin");
 354         if (originHeader != null //
 355                 && !(originHeader.matches("^" + Pattern.quote("https://" + ServerConstants.getHostNamePortSecure(Host.WWW)) + "(/.*|)") || //
 356                         originHeader.matches("^" + Pattern.quote("http://" + ServerConstants.getHostNamePort(Host.WWW)) + "(/.*|)") || //
 357                         originHeader.matches("^" + Pattern.quote("https://" + ServerConstants.getHostNamePortSecure(Host.SECURE)) + "(/.*|)"))) {
 358             resp.setContentType("text/html; charset=utf-8");
 359             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>");
 360             return;
 361         }
 362         HttpSession hs = req.getSession();
 363         BigInteger clientSerial = (BigInteger) hs.getAttribute(CERT_SERIAL);
 364         if (clientSerial != null) {
 365             X509Certificate[] cert = (X509Certificate[]) req.getAttribute("javax.servlet.request.X509Certificate");
 366             if (cert == null || cert[0] == null//
 367                     || !cert[0].getSerialNumber().equals(clientSerial) //
 368                     || !cert[0].getIssuerDN().equals(hs.getAttribute(CERT_ISSUER))) {
 369                 hs.invalidate();
 370                 resp.sendError(403, "Certificate mismatch.");
 371                 return;
 372             }
 373
 374         }
 375         if (req.getParameter("lang") != null) {
 376             Locale l = Language.getLocaleFromString(req.getParameter("lang"));
 377             Language lu = Language.getInstance(l);
 378             req.getSession().setAttribute(Language.SESSION_ATTRIB_NAME, lu != null ? lu.getLocale() : Locale.ENGLISH);
 379         }
 380         final Page p = getPage(req.getPathInfo());
 381
 382         if (p != null) {
 383             if ( !isSecure && (p.needsLogin() || p instanceof LoginPage || p instanceof RegisterPage)) {
 384                 resp.sendRedirect("https://" + ServerConstants.getHostNamePortSecure(Host.WWW) + req.getPathInfo());
 385                 return;
 386             }
 387             AuthorizationContext currentAuthContext = LoginPage.getAuthorizationContext(req);
 388             if ( !p.isPermitted(currentAuthContext)) {
 389                 if (hs.getAttribute("loggedin") == null) {
 390                     String request = req.getPathInfo();
 391                     request = request.split("\\?")[0];
 392                     hs.setAttribute(LoginPage.LOGIN_RETURNPATH, request);
 393                     resp.sendRedirect("/login");
 394                     return;
 395                 }
 396                 resp.sendError(403);
 397                 return;
 398             }
 399             try {
 400                 if (p.beforeTemplate(req, resp)) {
 401                     return;
 402                 }
 403             } catch (CSRFException e) {
 404                 resp.sendError(500, "CSRF invalid");
 405                 return;
 406             }
 407             HashMap<String, Object> vars = new HashMap<String, Object>();
 408             // System.out.println(req.getMethod() + ": " + req.getPathInfo() +
 409             // " -> " + p);
 410             Outputable content = new Outputable() {
 411
 412                 @Override
 413                 public void output(PrintWriter out, Language l, Map<String, Object> vars) {
 414                     try {
 415                         if (req.getMethod().equals("POST")) {
 416                             if (req.getQueryString() != null && !(p instanceof HandlesMixedRequest)) {
 417                                 return;
 418                             }
 419                             p.doPost(req, resp);
 420                         } else {
 421                             p.doGet(req, resp);
 422                         }
 423                     } catch (CSRFException err) {
 424                         try {
 425                             resp.sendError(500, "CSRF invalid");
 426                         } catch (IOException e) {
 427                             e.printStackTrace();
 428                         }
 429                     } catch (IOException e) {
 430                         e.printStackTrace();
 431                     }
 432
 433                 }
 434             };
 435             Language lang = Page.getLanguage(req);
 436
 437             vars.put(Menu.AUTH_VALUE, currentAuthContext);
 438             vars.put("menu", rootMenu);
 439             vars.put("title", lang.getTranslation(p.getTitle()));
 440             vars.put("static", isSecure ? staticTemplateVarSecure : staticTemplateVar);
 441             vars.put("year", Calendar.getInstance().get(Calendar.YEAR));
 442             vars.put("content", content);
 443             if (isSecure) {
 444                 req.setAttribute(LINK_HOST, ServerConstants.getHostNamePortSecure(Host.LINK));
 445             } else {
 446                 req.setAttribute(LINK_HOST, ServerConstants.getHostNamePort(Host.LINK));
 447             }
 448             vars.put(Gigi.LINK_HOST, req.getAttribute(Gigi.LINK_HOST));
 449             if (currentAuthContext != null) {
 450                 // TODO maybe move this information into the AuthContext object
 451                 vars.put("loginMethod", req.getSession().getAttribute(LOGIN_METHOD));
 452                 vars.put("authContext", currentAuthContext);
 453
 454             }
 455             vars.put("appName", ServerConstants.getAppName());
 456             resp.setContentType("text/html; charset=utf-8");
 457             baseTemplate.output(resp.getWriter(), lang, vars);
 458         } else {
 459             resp.sendError(404, "Page not found.");
 460         }
 461
 462     }
 463
 464     public static void addXSSHeaders(HttpServletResponse hsr, boolean doHttps) {
 465         hsr.addHeader("Access-Control-Allow-Origin", "https://" + ServerConstants.getHostNamePortSecure(Host.WWW) + " https://" + ServerConstants.getHostNamePortSecure(Host.SECURE));
 466         hsr.addHeader("Access-Control-Max-Age", "60");
 467         if (doHttps) {
 468             hsr.addHeader("Content-Security-Policy", httpsCSP);
 469         } else {
 470             hsr.addHeader("Content-Security-Policy", httpCSP);
 471         }
 472         hsr.addHeader("Strict-Transport-Security", "max-age=31536000");
 473
 474     }
 475
 476     private static String httpsCSP = genHttpsCSP();
 477
 478     private static String httpCSP = genHttpCSP();
 479
 480     private static String genHttpsCSP() {
 481         StringBuffer csp = new StringBuffer();
 482         csp.append("default-src 'none'");
 483         csp.append(";font-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 484         csp.append(";img-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 485         csp.append(";media-src 'none'; object-src 'none'");
 486         csp.append(";script-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 487         csp.append(";style-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 488         csp.append(";form-action https://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + " https://" + ServerConstants.getHostNamePortSecure(Host.WWW));
 489         // csp.append(";report-url https://api.wpia.club/security/csp/report");
 490         return csp.toString();
 491     }
 492
 493     private static String genHttpCSP() {
 494         StringBuffer csp = new StringBuffer();
 495         csp.append("default-src 'none'");
 496         csp.append(";font-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 497         csp.append(";img-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 498         csp.append(";media-src 'none'; object-src 'none'");
 499         csp.append(";script-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 500         csp.append(";style-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 501         csp.append(";form-action http://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + " http://" + ServerConstants.getHostNamePort(Host.WWW));
 502         // csp.append(";report-url http://api.wpia.club/security/csp/report");
 503         return csp.toString();
 504     }
 505
 506     /**
 507      * Requests Pinging of domains.
 508      *
 509      * @param toReping
 510      *            if not null, the {@link DomainPingConfiguration} to test, if
 511      *            null, just re-check if there is something to do.
 512      */
 513     public static void notifyPinger(DomainPingConfiguration toReping) {
 514         if (toReping != null) {
 515             instance.pinger.queue(toReping);
 516         }
 517         instance.pinger.interrupt();
 518     }
 519
 520 }