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