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15 package org.eclipse.jetty.security.authentication;
16
17 import java.io.IOException;
18 import java.io.PrintWriter;
19 import java.util.Locale;
20
21 import javax.servlet.ServletOutputStream;
22 import javax.servlet.ServletRequest;
23 import javax.servlet.ServletResponse;
24 import javax.servlet.http.Cookie;
25 import javax.servlet.http.HttpServletResponse;
26
27 import org.eclipse.jetty.security.Authenticator;
28 import org.eclipse.jetty.security.IdentityService;
29 import org.eclipse.jetty.security.LoginService;
30 import org.eclipse.jetty.security.ServerAuthException;
31 import org.eclipse.jetty.security.UserAuthentication;
32 import org.eclipse.jetty.server.Authentication;
33 import org.eclipse.jetty.server.UserIdentity;
34 import org.eclipse.jetty.util.IO;
35 import org.eclipse.jetty.util.log.Log;
36 import org.eclipse.jetty.util.log.Logger;
37
38 public class DeferredAuthentication implements Authentication.Deferred
39 {
40 private static final Logger LOG = Log.getLogger(DeferredAuthentication.class);
41
42 protected final Authenticator _authenticator;
43
44 private LoginService _loginService;
45 private IdentityService _identityService;
46 private Object _previousAssociation;
47
48
49
50 public DeferredAuthentication(Authenticator authenticator)
51 {
52 if (authenticator == null)
53 throw new NullPointerException("No Authenticator");
54 this._authenticator = authenticator;
55 }
56
57
58 public DeferredAuthentication(LoginAuthenticator authenticator)
59 {
60 if (authenticator == null)
61 throw new NullPointerException("No Authenticator");
62 this._authenticator = authenticator;
63 }
64
65
66
67
68
69 public IdentityService getIdentityService()
70 {
71 return _identityService;
72 }
73
74
75
76
77
78 public void setIdentityService(IdentityService identityService)
79 {
80 _identityService = identityService;
81 }
82
83
84 public LoginService getLoginService()
85 {
86 return _loginService;
87 }
88
89
90 public void setLoginService(LoginService loginService)
91 {
92 _loginService = loginService;
93 }
94
95
96
97
98
99 public Authentication authenticate(ServletRequest request)
100 {
101 try
102 {
103 Authentication authentication = _authenticator.validateRequest(request,__deferredResponse,true);
104
105 if (authentication!=null && (authentication instanceof Authentication.User) && !(authentication instanceof Authentication.ResponseSent))
106 {
107 if (_identityService!=null)
108 _previousAssociation=_identityService.associate(((Authentication.User)authentication).getUserIdentity());
109 return authentication;
110 }
111 }
112 catch (ServerAuthException e)
113 {
114 LOG.debug(e);
115 }
116 return Authentication.UNAUTHENTICATED;
117 }
118
119
120
121
122
123 public Authentication authenticate(ServletRequest request, ServletResponse response)
124 {
125 try
126 {
127 Authentication authentication = _authenticator.validateRequest(request,response,true);
128 if (authentication instanceof Authentication.User && _identityService!=null)
129 _previousAssociation=_identityService.associate(((Authentication.User)authentication).getUserIdentity());
130 return authentication;
131 }
132 catch (ServerAuthException e)
133 {
134 LOG.debug(e);
135 }
136 return Authentication.UNAUTHENTICATED;
137 }
138
139
140
141
142
143 public Authentication login(String username, String password)
144 {
145 if (_loginService!=null)
146 {
147 UserIdentity user = _loginService.login(username,password);
148 if (user!=null)
149 {
150 UserAuthentication authentication = new UserAuthentication("API",user);
151 if (_identityService!=null)
152 _previousAssociation=_identityService.associate(user);
153 return authentication;
154 }
155 }
156 return null;
157 }
158
159
160 public Object getPreviousAssociation()
161 {
162 return _previousAssociation;
163 }
164
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168
169
170 public boolean isDeferred(HttpServletResponse response)
171 {
172 return response==__deferredResponse;
173 }
174
175
176
177
178 static HttpServletResponse __deferredResponse = new HttpServletResponse()
179 {
180 public void addCookie(Cookie cookie)
181 {
182 }
183
184 public void addDateHeader(String name, long date)
185 {
186 }
187
188 public void addHeader(String name, String value)
189 {
190 }
191
192 public void addIntHeader(String name, int value)
193 {
194 }
195
196 public boolean containsHeader(String name)
197 {
198 return false;
199 }
200
201 public String encodeRedirectURL(String url)
202 {
203 return null;
204 }
205
206 public String encodeRedirectUrl(String url)
207 {
208 return null;
209 }
210
211 public String encodeURL(String url)
212 {
213 return null;
214 }
215
216 public String encodeUrl(String url)
217 {
218 return null;
219 }
220
221 public void sendError(int sc) throws IOException
222 {
223 }
224
225 public void sendError(int sc, String msg) throws IOException
226 {
227 }
228
229 public void sendRedirect(String location) throws IOException
230 {
231 }
232
233 public void setDateHeader(String name, long date)
234 {
235 }
236
237 public void setHeader(String name, String value)
238 {
239 }
240
241 public void setIntHeader(String name, int value)
242 {
243 }
244
245 public void setStatus(int sc)
246 {
247 }
248
249 public void setStatus(int sc, String sm)
250 {
251 }
252
253 public void flushBuffer() throws IOException
254 {
255 }
256
257 public int getBufferSize()
258 {
259 return 1024;
260 }
261
262 public String getCharacterEncoding()
263 {
264 return null;
265 }
266
267 public String getContentType()
268 {
269 return null;
270 }
271
272 public Locale getLocale()
273 {
274 return null;
275 }
276
277 public ServletOutputStream getOutputStream() throws IOException
278 {
279 return __nullOut;
280 }
281
282 public PrintWriter getWriter() throws IOException
283 {
284 return IO.getNullPrintWriter();
285 }
286
287 public boolean isCommitted()
288 {
289 return true;
290 }
291
292 public void reset()
293 {
294 }
295
296 public void resetBuffer()
297 {
298 }
299
300 public void setBufferSize(int size)
301 {
302 }
303
304 public void setCharacterEncoding(String charset)
305 {
306 }
307
308 public void setContentLength(int len)
309 {
310 }
311
312 public void setContentType(String type)
313 {
314 }
315
316 public void setLocale(Locale loc)
317 {
318 }
319
320 };
321
322
323
324
325 private static ServletOutputStream __nullOut = new ServletOutputStream()
326 {
327 public void write(int b) throws IOException
328 {
329 }
330
331 public void print(String s) throws IOException
332 {
333 }
334
335 public void println(String s) throws IOException
336 {
337 }
338 };
339
340
341 }