Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/LoginServlet.java @ 3497:88feb3347aa5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Implement a ProxyServlet Implement a ProxyServlet to be able to restrict the access to the mapserver too. All queries to the provided map services should go throught this new ProxyServlet. Currently the ProxyServlet can only handle HTTP GET requests. flys-client/trunk@5221 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Bjoern Ricks <bjoern.ricks@intevation.de>
date Thu, 16 Aug 2012 14:42:36 +0000
parents 71ba3cf3ec5e
children 56f17c6c6288
rev   line source
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.server;
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
2
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
3 import java.io.IOException;
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
4
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
5 import javax.servlet.ServletException;
3485
71ba3cf3ec5e Refactor Authentication to allow to pass the Freatures to the user class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2984
diff changeset
6 import javax.servlet.ServletContext;
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
7 import javax.servlet.http.HttpServlet;
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
8 import javax.servlet.http.HttpServletRequest;
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
9 import javax.servlet.http.HttpServletResponse;
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
10 import javax.servlet.http.HttpSession;
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
11
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
12 import org.apache.log4j.Logger;
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
13
2956
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
14 import de.intevation.flys.client.server.auth.Authentication;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
15 import de.intevation.flys.client.server.auth.AuthenticationException;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
16 import de.intevation.flys.client.server.auth.AuthenticationFactory;
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
17 import de.intevation.flys.client.server.auth.User;
2984
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
18 import de.intevation.flys.client.server.auth.UserClient;
3485
71ba3cf3ec5e Refactor Authentication to allow to pass the Freatures to the user class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2984
diff changeset
19 import de.intevation.flys.client.server.features.Features;
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
20
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
21 public class LoginServlet extends HttpServlet {
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
22
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
23 private static Logger logger = Logger.getLogger(LoginServlet.class);
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
24
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
25 private void redirectFailure(HttpServletResponse resp) throws IOException {
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
26 resp.sendRedirect("/login.jsp");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
27 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
28
2969
16c71457ed43 Display error details to the user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2956
diff changeset
29 private void redirectFailure(HttpServletResponse resp, Exception e) throws IOException {
2984
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
30 this.redirectFailure(resp, e.getMessage());
2969
16c71457ed43 Display error details to the user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2956
diff changeset
31 }
16c71457ed43 Display error details to the user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2956
diff changeset
32
2984
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
33 private void redirectFailure(HttpServletResponse resp, String message) throws IOException {
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
34 resp.sendRedirect("/login.jsp?error=" + message);
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
35 }
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
36 private void redirectSuccess(HttpServletResponse resp, String uri) throws IOException {
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
37 if (uri == null) {
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
38 uri = "/FLYS.html";
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
39 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
40 resp.sendRedirect(uri);
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
41 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
42
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
43 @Override
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
44 protected void doGet(HttpServletRequest req, HttpServletResponse resp)
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
45 throws ServletException, IOException {
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
46 logger.debug("Processing get request");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
47 this.redirectFailure(resp);
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
48 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
49
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
50 @Override
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
51 protected void doPost(HttpServletRequest req, HttpServletResponse resp)
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
52 throws ServletException, IOException {
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
53 String encoding = req.getCharacterEncoding();
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
54 String username = req.getParameter("username");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
55 String password = req.getParameter("password");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
56
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
57 logger.debug("Processing post request");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
58
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
59 if (username == null || password == null) {
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
60 logger.debug("No username or password provided");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
61 this.redirectFailure(resp);
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
62 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
63 try {
2956
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
64 Authentication aresp = this.auth(username, password, encoding);
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
65 if (aresp == null || !aresp.isSuccess()) {
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
66 logger.debug("Athentication not successful");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
67 this.redirectFailure(resp);
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
68 }
2984
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
69 User user = aresp.getUser();
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
70
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
71 String url = getServletContext().getInitParameter("server-url");
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
72 UserClient client = new UserClient(url);
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
73 if (!client.userExists(user)) {
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
74 if (!client.createUser(user)) {
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
75 this.redirectFailure(resp, "Could not create new user");
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
76 }
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
77 }
06d999e95615 Add UserClient class to handle REST communication for user related interfaces.
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2972
diff changeset
78
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
79 HttpSession session = req.getSession();
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
80 session.setAttribute("user", user);
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
81
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
82 String uri = (String)session.getAttribute("requesturi");
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
83
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
84 this.redirectSuccess(resp, uri);
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
85 }
2956
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
86 catch(AuthenticationException e) {
2970
b89dd09b486c Also log an authentication failure
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2969
diff changeset
87 logger.error(e);
2969
16c71457ed43 Display error details to the user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2956
diff changeset
88 this.redirectFailure(resp, e);
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
89 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
90 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
91
2956
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
92 private Authentication auth(String username, String password, String encoding)
d7f76f197d89 Refactor GGInA authentication
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2950
diff changeset
93 throws AuthenticationException, IOException {
3485
71ba3cf3ec5e Refactor Authentication to allow to pass the Freatures to the user class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2984
diff changeset
94 ServletContext sc = this.getServletContext();
71ba3cf3ec5e Refactor Authentication to allow to pass the Freatures to the user class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2984
diff changeset
95 Features features = (Features)sc.getAttribute(Features.CONTEXT_ATTRIBUTE);
71ba3cf3ec5e Refactor Authentication to allow to pass the Freatures to the user class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2984
diff changeset
96 String auth = sc.getInitParameter("authentication");
71ba3cf3ec5e Refactor Authentication to allow to pass the Freatures to the user class
Bjoern Ricks <bjoern.ricks@intevation.de>
parents: 2984
diff changeset
97 return AuthenticationFactory.getInstance(auth).auth(username, password, encoding, features);
2950
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
98 }
192eddbbd4cf Implement a login page to be able to authenticate a user
Bjoern Ricks <bjoern.ricks@intevation.de>
parents:
diff changeset
99 }
http://dive4elements.wald.intevation.org