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.SwitchOrganisation;
  75 import club.wpia.gigi.pages.orga.ViewOrgPage;
  76 import club.wpia.gigi.pages.statistics.StatisticsRoles;
  77 import club.wpia.gigi.pages.wot.Points;
  78 import club.wpia.gigi.pages.wot.RequestTTPPage;
  79 import club.wpia.gigi.pages.wot.VerifyPage;
  80 import club.wpia.gigi.ping.PingerDaemon;
  81 import club.wpia.gigi.util.AuthorizationContext;
  82 import club.wpia.gigi.util.DomainAssessment;
  83 import club.wpia.gigi.util.PasswordHash;
  84 import club.wpia.gigi.util.ServerConstants;
  85 import club.wpia.gigi.util.ServerConstants.Host;
  86 import club.wpia.gigi.util.TimeConditions;
  87
  88 public final class Gigi extends HttpServlet {
  89
  90     public static final String LINK_HOST = "linkHost";
  91
  92     private class MenuBuilder {
  93
  94         private LinkedList<Menu> categories = new LinkedList<Menu>();
  95
  96         private HashMap<String, Page> pages = new HashMap<String, Page>();
  97
  98         private MenuCollector rootMenu;
  99
 100         public MenuBuilder() {}
 101
 102         private void putPage(String path, Page p, Menu m) {
 103             pages.put(path, p);
 104             if (m == null) {
 105                 return;
 106             }
 107             m.addItem(new PageMenuItem(p, path.replaceFirst("/?\\*$", "")));
 108
 109         }
 110
 111         private Menu createMenu(String name) {
 112             Menu m = new Menu(new TranslateCommand(name));
 113             categories.add(m);
 114             return m;
 115         }
 116
 117         private Menu createMenu(Outputable name) {
 118             Menu m = new Menu(name);
 119             categories.add(m);
 120             return m;
 121         }
 122
 123         public MenuCollector generateMenu() throws ServletException {
 124             putPage("/denied", new AccessDenied(), null);
 125             putPage("/error", new PageNotFound(), null);
 126             putPage("/login", new LoginPage(), null);
 127             Menu mainMenu = createMenu(new PlainOutputable(ServerConstants.getAppName()));
 128             mainMenu.addItem(new SimpleMenuItem("https://" + ServerConstants.getHostNamePort(Host.WWW) + "/login", "Password Login") {
 129
 130                 @Override
 131                 public boolean isPermitted(AuthorizationContext ac) {
 132                     return ac == null;
 133                 }
 134             });
 135             mainMenu.addItem(new SimpleMenuItem("https://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + "/login", "Certificate Login") {
 136
 137                 @Override
 138                 public boolean isPermitted(AuthorizationContext ac) {
 139                     return ac == null;
 140                 }
 141             });
 142             putPage("/", new MainPage(), null);
 143             putPage("/roots", new RootCertPage(truststore), mainMenu);
 144             putPage(StatisticsRoles.PATH, new StatisticsRoles(), mainMenu);
 145             putPage("/about", new AboutPage(), mainMenu);
 146             putPage(RegisterPage.PATH, new RegisterPage(), mainMenu);
 147             putPage(CertStatusRequestPage.PATH, new CertStatusRequestPage(), mainMenu);
 148             putPage(KeyCompromisePage.PATH, new KeyCompromisePage(), mainMenu);
 149
 150             putPage(Verify.PATH, new Verify(), null);
 151             Menu certificates = createMenu("Certificates");
 152             putPage(Certificates.PATH + "/*", new Certificates(false), certificates);
 153             putPage(CertificateAdd.PATH, new CertificateAdd(), certificates);
 154
 155             Menu wot = createMenu("Verification");
 156             putPage(MailOverview.DEFAULT_PATH, new MailOverview(), wot);
 157             putPage(DomainOverview.PATH, new DomainOverview(), wot);
 158             putPage(EditDomain.PATH + "*", new EditDomain(), null);
 159             putPage(VerifyPage.PATH + "/*", new VerifyPage(), wot);
 160             putPage(Points.PATH, new Points(false), wot);
 161             putPage(RequestTTPPage.PATH, new RequestTTPPage(), wot);
 162
 163             Menu admMenu = createMenu("Admin");
 164             Menu orgAdm = createMenu("Organisation Admin");
 165             putPage(TTPAdminPage.PATH + "/*", new TTPAdminPage(), admMenu);
 166             putPage(CreateOrgPage.DEFAULT_PATH, new CreateOrgPage(), orgAdm);
 167             putPage(ViewOrgPage.DEFAULT_PATH + "/*", new ViewOrgPage(), orgAdm);
 168             putPage(SwitchOrganisation.PATH, new SwitchOrganisation(), orgAdm);
 169
 170             Menu support = createMenu("Support Console");
 171             putPage(SupportEnterTicketPage.PATH, new SupportEnterTicketPage(), support);
 172             putPage(FindUserByEmailPage.PATH, new FindUserByEmailPage(), support);
 173             putPage(FindUserByDomainPage.PATH, new FindUserByDomainPage(), support);
 174             putPage(FindCertPage.PATH, new FindCertPage(), support);
 175
 176             Menu account = createMenu("My Account");
 177             putPage(SupportUserDetailsPage.PATH + "*", new SupportUserDetailsPage(), null);
 178             putPage(ChangePasswordPage.PATH, new ChangePasswordPage(), account);
 179             putPage(History.PATH, new History(false), account);
 180             putPage(FindAgentAccess.PATH, new OneFormPage("Access to Find Agent", FindAgentAccess.class), account);
 181             putPage(History.SUPPORT_PATH, new History(true), null);
 182             putPage(UserTrainings.PATH, new UserTrainings(false), account);
 183             putPage(MyDetails.PATH, new MyDetails(), account);
 184             putPage(UserTrainings.SUPPORT_PATH, new UserTrainings(true), null);
 185             putPage(Points.SUPPORT_PATH, new Points(true), null);
 186             putPage(Certificates.SUPPORT_PATH + "/*", new Certificates(true), null);
 187
 188             putPage(PasswordResetPage.PATH, new PasswordResetPage(), null);
 189             putPage(LogoutPage.PATH, new LogoutPage(), null);
 190
 191             if (testing) {
 192                 try {
 193                     Class<?> manager = Class.forName("club.wpia.gigi.pages.Manager");
 194                     Page p = (Page) manager.getMethod("getInstance").invoke(null);
 195                     String pa = (String) manager.getField("PATH").get(null);
 196                     Menu testServer = createMenu("Gigi test server");
 197                     putPage(pa + "/*", p, testServer);
 198                 } catch (ReflectiveOperationException e) {
 199                     e.printStackTrace();
 200                 }
 201             }
 202
 203             try {
 204                 putPage("/wot/rules", new StaticPage("Verification Rules", VerifyPage.class.getResourceAsStream("Rules.templ")), wot);
 205             } catch (UnsupportedEncodingException e) {
 206                 throw new ServletException(e);
 207             }
 208             rootMenu = new MenuCollector();
 209
 210             Menu languages = createMenu("Language");
 211             addLanguages(languages);
 212             for (Menu menu : categories) {
 213                 menu.prepare();
 214                 rootMenu.put(menu);
 215             }
 216
 217             // rootMenu.prepare();
 218             return rootMenu;
 219         }
 220
 221         private void addLanguages(Menu languages) {
 222             for (Locale l : Language.getSupportedLocales()) {
 223                 languages.addItem(new SimpleUntranslatedMenuItem("?lang=" + l.toString(), l.getDisplayName(l)));
 224             }
 225         }
 226
 227         public Map<String, Page> getPages() {
 228             return Collections.unmodifiableMap(pages);
 229         }
 230     }
 231
 232     public static final String LOGGEDIN = "loggedin";
 233
 234     public static final String CERT_SERIAL = "club.wpia.gigi.serial";
 235
 236     public static final String CERT_ISSUER = "club.wpia.gigi.issuer";
 237
 238     public static final String AUTH_CONTEXT = "auth";
 239
 240     public static final String LOGIN_METHOD = "club.wpia.gigi.loginMethod";
 241
 242     private static final long serialVersionUID = -6386785421902852904L;
 243
 244     private static Gigi instance;
 245
 246     private static final Template baseTemplate = new Template(Gigi.class.getResource("Gigi.templ"));
 247
 248     private PingerDaemon pinger;
 249
 250     private KeyStore truststore;
 251
 252     private boolean testing;
 253
 254     private MenuCollector rootMenu;
 255
 256     private Map<String, Page> pages;
 257
 258     private boolean firstInstanceInited = false;
 259
 260     public Gigi(Properties conf, KeyStore truststore) {
 261         synchronized (Gigi.class) {
 262             if (instance != null) {
 263                 throw new IllegalStateException("Multiple Gigi instances!");
 264             }
 265             testing = conf.getProperty("testing") != null;
 266             instance = this;
 267             DomainAssessment.init(conf);
 268             DatabaseConnection.init(conf);
 269             TimeConditions.init(conf);
 270             PasswordHash.init(conf);
 271             this.truststore = truststore;
 272             pinger = new PingerDaemon(truststore);
 273             pinger.start();
 274         }
 275     }
 276
 277     @Override
 278     public synchronized void init() throws ServletException {
 279         if (firstInstanceInited) {
 280             super.init();
 281             return;
 282         }
 283         // ensure those static initializers are finished
 284         try (Link l = DatabaseConnection.newLink(false)) {
 285             CACertificate.getById(1);
 286             CertificateProfile.getById(1);
 287             CATSType.AGENT_CHALLENGE.getDisplayName();
 288         } catch (InterruptedException e) {
 289             throw new Error(e);
 290         }
 291
 292         MenuBuilder mb = new MenuBuilder();
 293         rootMenu = mb.generateMenu();
 294         pages = mb.getPages();
 295
 296         firstInstanceInited = true;
 297         super.init();
 298     }
 299
 300     private Page getPage(String pathInfo) {
 301         if (pathInfo.endsWith("/") && !pathInfo.equals("/")) {
 302             pathInfo = pathInfo.substring(0, pathInfo.length() - 1);
 303         }
 304         Page page = pages.get(pathInfo);
 305         if (page != null) {
 306             return page;
 307         }
 308         page = pages.get(pathInfo + "/*");
 309         if (page != null) {
 310             return page;
 311         }
 312         int idx = pathInfo.lastIndexOf('/');
 313         if (idx == -1 || idx == 0) {
 314             return null;
 315         }
 316
 317         page = pages.get(pathInfo.substring(0, idx) + "/*");
 318         if (page != null) {
 319             return page;
 320         }
 321         int lIdx = pathInfo.lastIndexOf('/', idx - 1);
 322         if (lIdx == -1) {
 323             return null;
 324         }
 325         String lastResort = pathInfo.substring(0, lIdx) + "/*" + pathInfo.substring(idx);
 326         page = pages.get(lastResort);
 327         return page;
 328
 329     }
 330
 331     private static String staticTemplateVar = "//" + ServerConstants.getHostNamePort(Host.STATIC);
 332
 333     private static String staticTemplateVarSecure = "//" + ServerConstants.getHostNamePortSecure(Host.STATIC);
 334
 335     @Override
 336     protected void service(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
 337         if ("/error".equals(req.getPathInfo()) || "/denied".equals(req.getPathInfo())) {
 338             if (DatabaseConnection.hasInstance()) {
 339                 serviceWithConnection(req, resp);
 340                 return;
 341             }
 342         }
 343         try (DatabaseConnection.Link l = DatabaseConnection.newLink( !req.getMethod().equals("POST"))) {
 344             serviceWithConnection(req, resp);
 345         } catch (InterruptedException e) {
 346             e.printStackTrace();
 347         }
 348     }
 349
 350     protected void serviceWithConnection(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException {
 351         boolean isSecure = req.isSecure();
 352         addXSSHeaders(resp, isSecure);
 353         // Firefox only sends this, if it's a cross domain access; safari sends
 354         // it always
 355         String originHeader = req.getHeader("Origin");
 356         if (originHeader != null //
 357                 && !(originHeader.matches("^" + Pattern.quote("https://" + ServerConstants.getHostNamePortSecure(Host.WWW)) + "(/.*|)") || //
 358                         originHeader.matches("^" + Pattern.quote("http://" + ServerConstants.getHostNamePort(Host.WWW)) + "(/.*|)") || //
 359                         originHeader.matches("^" + Pattern.quote("https://" + ServerConstants.getHostNamePortSecure(Host.SECURE)) + "(/.*|)"))) {
 360             resp.setContentType("text/html; charset=utf-8");
 361             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>");
 362             return;
 363         }
 364         HttpSession hs = req.getSession();
 365         BigInteger clientSerial = (BigInteger) hs.getAttribute(CERT_SERIAL);
 366         if (clientSerial != null) {
 367             X509Certificate[] cert = (X509Certificate[]) req.getAttribute("javax.servlet.request.X509Certificate");
 368             if (cert == null || cert[0] == null//
 369                     || !cert[0].getSerialNumber().equals(clientSerial) //
 370                     || !cert[0].getIssuerDN().equals(hs.getAttribute(CERT_ISSUER))) {
 371                 hs.invalidate();
 372                 resp.sendError(403, "Certificate mismatch.");
 373                 return;
 374             }
 375
 376         }
 377         if (req.getParameter("lang") != null) {
 378             Locale l = Language.getLocaleFromString(req.getParameter("lang"));
 379             Language lu = Language.getInstance(l);
 380             req.getSession().setAttribute(Language.SESSION_ATTRIB_NAME, lu != null ? lu.getLocale() : Locale.ENGLISH);
 381         }
 382         final Page p = getPage(req.getPathInfo());
 383
 384         if (p != null) {
 385             if ( !isSecure && (p.needsLogin() || p instanceof LoginPage || p instanceof RegisterPage)) {
 386                 resp.sendRedirect("https://" + ServerConstants.getHostNamePortSecure(Host.WWW) + req.getPathInfo());
 387                 return;
 388             }
 389             AuthorizationContext currentAuthContext = LoginPage.getAuthorizationContext(req);
 390             if ( !p.isPermitted(currentAuthContext)) {
 391                 if (hs.getAttribute("loggedin") == null) {
 392                     String request = req.getPathInfo();
 393                     request = request.split("\\?")[0];
 394                     hs.setAttribute(LoginPage.LOGIN_RETURNPATH, request);
 395                     resp.sendRedirect("/login");
 396                     return;
 397                 }
 398                 resp.sendError(403);
 399                 return;
 400             }
 401             try {
 402                 if (p.beforeTemplate(req, resp)) {
 403                     return;
 404                 }
 405             } catch (CSRFException e) {
 406                 resp.sendError(500, "CSRF invalid");
 407                 return;
 408             }
 409             HashMap<String, Object> vars = new HashMap<String, Object>();
 410             // System.out.println(req.getMethod() + ": " + req.getPathInfo() +
 411             // " -> " + p);
 412             Outputable content = new Outputable() {
 413
 414                 @Override
 415                 public void output(PrintWriter out, Language l, Map<String, Object> vars) {
 416                     try {
 417                         if (req.getMethod().equals("POST")) {
 418                             if (req.getQueryString() != null && !(p instanceof HandlesMixedRequest)) {
 419                                 return;
 420                             }
 421                             p.doPost(req, resp);
 422                         } else {
 423                             p.doGet(req, resp);
 424                         }
 425                     } catch (CSRFException err) {
 426                         try {
 427                             resp.sendError(500, "CSRF invalid");
 428                         } catch (IOException e) {
 429                             e.printStackTrace();
 430                         }
 431                     } catch (IOException e) {
 432                         e.printStackTrace();
 433                     }
 434
 435                 }
 436             };
 437             Language lang = Page.getLanguage(req);
 438
 439             vars.put(Menu.AUTH_VALUE, currentAuthContext);
 440             vars.put("menu", rootMenu);
 441             vars.put("title", lang.getTranslation(p.getTitle()));
 442             vars.put("static", isSecure ? staticTemplateVarSecure : staticTemplateVar);
 443             vars.put("year", Calendar.getInstance().get(Calendar.YEAR));
 444             vars.put("content", content);
 445             if (isSecure) {
 446                 req.setAttribute(LINK_HOST, ServerConstants.getHostNamePortSecure(Host.LINK));
 447             } else {
 448                 req.setAttribute(LINK_HOST, ServerConstants.getHostNamePort(Host.LINK));
 449             }
 450             vars.put(Gigi.LINK_HOST, req.getAttribute(Gigi.LINK_HOST));
 451             if (currentAuthContext != null) {
 452                 // TODO maybe move this information into the AuthContext object
 453                 vars.put("loginMethod", req.getSession().getAttribute(LOGIN_METHOD));
 454                 vars.put("authContext", currentAuthContext);
 455
 456             }
 457             vars.put("appName", ServerConstants.getAppName());
 458             resp.setContentType("text/html; charset=utf-8");
 459             baseTemplate.output(resp.getWriter(), lang, vars);
 460         } else {
 461             resp.sendError(404, "Page not found.");
 462         }
 463
 464     }
 465
 466     public static void addXSSHeaders(HttpServletResponse hsr, boolean doHttps) {
 467         hsr.addHeader("Access-Control-Allow-Origin", "https://" + ServerConstants.getHostNamePortSecure(Host.WWW) + " https://" + ServerConstants.getHostNamePortSecure(Host.SECURE));
 468         hsr.addHeader("Access-Control-Max-Age", "60");
 469         if (doHttps) {
 470             hsr.addHeader("Content-Security-Policy", httpsCSP);
 471         } else {
 472             hsr.addHeader("Content-Security-Policy", httpCSP);
 473         }
 474         hsr.addHeader("Strict-Transport-Security", "max-age=31536000");
 475
 476     }
 477
 478     private static String httpsCSP = genHttpsCSP();
 479
 480     private static String httpCSP = genHttpCSP();
 481
 482     private static String genHttpsCSP() {
 483         StringBuffer csp = new StringBuffer();
 484         csp.append("default-src 'none'");
 485         csp.append(";font-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 486         csp.append(";img-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 487         csp.append(";media-src 'none'; object-src 'none'");
 488         csp.append(";script-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 489         csp.append(";style-src https://" + ServerConstants.getHostNamePortSecure(Host.STATIC));
 490         csp.append(";form-action https://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + " https://" + ServerConstants.getHostNamePortSecure(Host.WWW));
 491         // csp.append(";report-url https://api.wpia.club/security/csp/report");
 492         return csp.toString();
 493     }
 494
 495     private static String genHttpCSP() {
 496         StringBuffer csp = new StringBuffer();
 497         csp.append("default-src 'none'");
 498         csp.append(";font-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 499         csp.append(";img-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 500         csp.append(";media-src 'none'; object-src 'none'");
 501         csp.append(";script-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 502         csp.append(";style-src http://" + ServerConstants.getHostNamePort(Host.STATIC));
 503         csp.append(";form-action http://" + ServerConstants.getHostNamePortSecure(Host.SECURE) + " http://" + ServerConstants.getHostNamePort(Host.WWW));
 504         // csp.append(";report-url http://api.wpia.club/security/csp/report");
 505         return csp.toString();
 506     }
 507
 508     /**
 509      * Requests Pinging of domains.
 510      *
 511      * @param toReping
 512      *            if not null, the {@link DomainPingConfiguration} to test, if
 513      *            null, just re-check if there is something to do.
 514      */
 515     public static void notifyPinger(DomainPingConfiguration toReping) {
 516         if (toReping != null) {
 517             instance.pinger.queue(toReping);
 518         }
 519         instance.pinger.interrupt();
 520     }
 521
 522 }