mirror of https://github.com/jacekkow/keycloak-protocol-cas

Matthias Piepkorn
2017-02-05 bce81049aba8eca5afaca2949ba8be3db89a2825
commit | author | age
7f7e0c 1 package org.keycloak.protocol.cas.endpoints;
MP 2
3 import org.jboss.logging.Logger;
4 import org.keycloak.events.Details;
5 import org.keycloak.events.Errors;
6 import org.keycloak.events.EventBuilder;
7 import org.keycloak.events.EventType;
8 import org.keycloak.models.ClientModel;
9 import org.keycloak.models.ClientSessionModel;
10 import org.keycloak.models.RealmModel;
11 import org.keycloak.protocol.AuthorizationEndpointBase;
12 import org.keycloak.protocol.cas.CASLoginProtocol;
13 import org.keycloak.protocol.oidc.utils.RedirectUtils;
14 import org.keycloak.services.ErrorPageException;
15 import org.keycloak.services.messages.Messages;
16 import org.keycloak.services.util.CacheControlUtil;
17
18 import javax.ws.rs.GET;
19 import javax.ws.rs.core.MultivaluedMap;
20 import javax.ws.rs.core.Response;
21
22 public class AuthorizationEndpoint extends AuthorizationEndpointBase {
23     private static final Logger logger = Logger.getLogger(AuthorizationEndpoint.class);
24
25     private ClientModel client;
26     private ClientSessionModel clientSession;
27     private String redirectUri;
28
29     public AuthorizationEndpoint(RealmModel realm, EventBuilder event) {
30         super(realm, event);
31         event.event(EventType.LOGIN);
32     }
33
34     @GET
35     public Response build() {
36         MultivaluedMap<String, String> params = uriInfo.getQueryParameters();
37         String service = params.getFirst(CASLoginProtocol.SERVICE_PARAM);
7124d2 38         boolean renew = params.containsKey(CASLoginProtocol.RENEW_PARAM);
MP 39         boolean gateway = params.containsKey(CASLoginProtocol.GATEWAY_PARAM);
7f7e0c 40
MP 41         checkSsl();
42         checkRealm();
43         checkClient(service);
44
45         createClientSession();
46         // So back button doesn't work
47         CacheControlUtil.noBackButtonCacheControlHeader();
48
7124d2 49         if (renew) {
MP 50             clientSession.setNote(CASLoginProtocol.RENEW_PARAM, "true");
51         }
52
7f7e0c 53         this.event.event(EventType.LOGIN);
7124d2 54         return handleBrowserAuthenticationRequest(clientSession, new CASLoginProtocol(session, realm, uriInfo, headers, event), gateway, false);
7f7e0c 55     }
MP 56
57     private void checkSsl() {
58         if (!uriInfo.getBaseUri().getScheme().equals("https") && realm.getSslRequired().isRequired(clientConnection)) {
59             event.error(Errors.SSL_REQUIRED);
60             throw new ErrorPageException(session, Messages.HTTPS_REQUIRED);
61         }
62     }
63
64     private void checkRealm() {
65         if (!realm.isEnabled()) {
66             event.error(Errors.REALM_DISABLED);
67             throw new ErrorPageException(session, Messages.REALM_NOT_ENABLED);
68         }
69     }
70
71     private void checkClient(String service) {
72         if (service == null) {
73             event.error(Errors.INVALID_REQUEST);
74             throw new ErrorPageException(session, Messages.MISSING_PARAMETER, CASLoginProtocol.SERVICE_PARAM);
75         }
76
77         client = realm.getClients().stream()
78                 .filter(c -> CASLoginProtocol.LOGIN_PROTOCOL.equals(c.getProtocol()))
79                 .filter(c -> RedirectUtils.verifyRedirectUri(uriInfo, service, realm, c) != null)
80                 .findFirst().orElse(null);
81         if (client == null) {
82             event.error(Errors.CLIENT_NOT_FOUND);
83             throw new ErrorPageException(session, Messages.CLIENT_NOT_FOUND);
84         }
85
86         if (!client.isEnabled()) {
87             event.error(Errors.CLIENT_DISABLED);
88             throw new ErrorPageException(session, Messages.CLIENT_DISABLED);
89         }
90
91         redirectUri = RedirectUtils.verifyRedirectUri(uriInfo, service, realm, client);
92
93         event.client(client.getClientId());
94         event.detail(Details.REDIRECT_URI, redirectUri);
95
96         session.getContext().setClient(client);
97     }
98
99     private void createClientSession() {
100         clientSession = session.sessions().createClientSession(realm, client);
101         clientSession.setAuthMethod(CASLoginProtocol.LOGIN_PROTOCOL);
102         clientSession.setRedirectUri(redirectUri);
103         clientSession.setAction(ClientSessionModel.Action.AUTHENTICATE.name());
104     }
105 }