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