Mercurial > dive4elements > river

annotate gwt-client/src/main/java/org/dive4elements/river/client/server/SamlServlet.java @ 8870:c26fb37899ca

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Introduced groups for modules. Modules marked with the same group-id, will be put together in the ui. Also using now the localization info from the server instead of localizing the modules again on the client side.
author gernotbelger
date Wed, 07 Feb 2018 11:59:13 +0100
parents 5e38e2924c07
children d6d5ca6d4af0 0a5239a1e46e
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.client.server;
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10
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11 import java.io.IOException;
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12 import java.io.InputStream;
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13 import java.io.StringBufferInputStream;
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14
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15 import javax.servlet.ServletException;
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16 import javax.servlet.ServletContext;
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17 import javax.servlet.http.HttpServletRequest;
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18 import javax.servlet.http.HttpServletResponse;
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19
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20 import org.apache.commons.codec.binary.Base64InputStream;
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21
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22 import org.apache.log4j.Logger;
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23
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24 import org.dive4elements.river.client.server.auth.AuthenticationException;
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25 import org.dive4elements.river.client.server.auth.User;
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26 import org.dive4elements.river.client.server.auth.saml.TicketValidator;
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27 import org.dive4elements.river.client.server.auth.saml.Assertion;
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28 import org.dive4elements.river.client.server.features.Features;
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29
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30
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31 public class SamlServlet extends AuthenticationServlet {
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32
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33 private static Logger log = Logger.getLogger(SamlServlet.class);
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34
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35 @Override
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36 protected void doPost(HttpServletRequest req, HttpServletResponse resp)
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37 throws ServletException, IOException
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38 {
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39 String encoding = req.getCharacterEncoding();
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40 String samlTicketXML = req.getParameter("saml");
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41
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42 log.debug("Processing post request");
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43
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44 if (samlTicketXML == null) {
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45 log.debug("No saml ticket provided");
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46 this.redirectFailure(resp, req.getContextPath());
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47 return;
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48 }
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49
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50 try {
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51 User user = this.auth(samlTicketXML);
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52 if (user == null) {
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53 log.debug("Authentication not successful");
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54 this.redirectFailure(resp, req.getContextPath());
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55 return;
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56 }
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57 this.performLogin(req, resp, user);
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58 log.info("Authentication with existing SAML ticket.");
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59 }
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60 catch(AuthenticationException e) {
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61 log.error(e, e);
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62 this.redirectFailure(resp, req.getContextPath(), e);
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63 }
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64 }
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65
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66 private User auth(String samlTicketXML)
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67 throws AuthenticationException, IOException
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68 {
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69 ServletContext sc = this.getServletContext();
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70
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71 Assertion assertion = null;
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72 try {
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73 String keyfile =
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74 (String)sc.getInitParameter("saml-trusted-public-key");
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75 int timeEps = Integer.parseInt(
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76 sc.getInitParameter("saml-time-tolerance"));
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77 TicketValidator validator =
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78 new TicketValidator(sc.getRealPath(keyfile), timeEps);
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79
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80 InputStream in = new StringBufferInputStream(samlTicketXML);
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81 assertion = validator.checkTicket(new Base64InputStream(in));
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82 }
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83 catch (Exception e) {
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84 log.error(e.getLocalizedMessage(), e);
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85 }
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86 if (assertion == null) {
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87 throw new AuthenticationException("Login failed.");
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88 }
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89
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90 Features features = (Features)sc.getAttribute(
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91 Features.CONTEXT_ATTRIBUTE);
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92 return new org.dive4elements.river.client.server.auth.saml.User(
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93 assertion, samlTicketXML,
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94 features.getFeatures(assertion.getRoles()), null);
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95 }
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96 }
http://dive4elements.wald.intevation.org