Jake Slack | 03928ae | 2014-05-13 18:41:56 -0700 | [diff] [blame] | 1 | // |
| 2 | // ======================================================================== |
| 3 | // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd. |
| 4 | // ------------------------------------------------------------------------ |
| 5 | // All rights reserved. This program and the accompanying materials |
| 6 | // are made available under the terms of the Eclipse Public License v1.0 |
| 7 | // and Apache License v2.0 which accompanies this distribution. |
| 8 | // |
| 9 | // The Eclipse Public License is available at |
| 10 | // http://www.eclipse.org/legal/epl-v10.html |
| 11 | // |
| 12 | // The Apache License v2.0 is available at |
| 13 | // http://www.opensource.org/licenses/apache2.0.php |
| 14 | // |
| 15 | // You may elect to redistribute this code under either of these licenses. |
| 16 | // ======================================================================== |
| 17 | // |
| 18 | |
| 19 | package org.eclipse.jetty.security.authentication; |
| 20 | |
| 21 | import java.io.IOException; |
| 22 | |
| 23 | import javax.servlet.ServletRequest; |
| 24 | import javax.servlet.ServletResponse; |
| 25 | import javax.servlet.http.HttpServletRequest; |
| 26 | import javax.servlet.http.HttpServletResponse; |
| 27 | |
| 28 | import org.eclipse.jetty.http.HttpHeaders; |
| 29 | import org.eclipse.jetty.security.ServerAuthException; |
| 30 | import org.eclipse.jetty.security.UserAuthentication; |
| 31 | import org.eclipse.jetty.server.Authentication; |
| 32 | import org.eclipse.jetty.server.Authentication.User; |
| 33 | import org.eclipse.jetty.server.UserIdentity; |
| 34 | import org.eclipse.jetty.util.B64Code; |
| 35 | import org.eclipse.jetty.util.StringUtil; |
| 36 | import org.eclipse.jetty.util.security.Constraint; |
| 37 | |
| 38 | /** |
| 39 | * @version $Rev: 4793 $ $Date: 2009-03-19 00:00:01 +0100 (Thu, 19 Mar 2009) $ |
| 40 | */ |
| 41 | public class BasicAuthenticator extends LoginAuthenticator |
| 42 | { |
| 43 | /* ------------------------------------------------------------ */ |
| 44 | public BasicAuthenticator() |
| 45 | { |
| 46 | } |
| 47 | |
| 48 | /* ------------------------------------------------------------ */ |
| 49 | /** |
| 50 | * @see org.eclipse.jetty.security.Authenticator#getAuthMethod() |
| 51 | */ |
| 52 | public String getAuthMethod() |
| 53 | { |
| 54 | return Constraint.__BASIC_AUTH; |
| 55 | } |
| 56 | |
| 57 | |
| 58 | |
| 59 | /* ------------------------------------------------------------ */ |
| 60 | /** |
| 61 | * @see org.eclipse.jetty.security.Authenticator#validateRequest(javax.servlet.ServletRequest, javax.servlet.ServletResponse, boolean) |
| 62 | */ |
| 63 | public Authentication validateRequest(ServletRequest req, ServletResponse res, boolean mandatory) throws ServerAuthException |
| 64 | { |
| 65 | HttpServletRequest request = (HttpServletRequest)req; |
| 66 | HttpServletResponse response = (HttpServletResponse)res; |
| 67 | String credentials = request.getHeader(HttpHeaders.AUTHORIZATION); |
| 68 | |
| 69 | try |
| 70 | { |
| 71 | if (!mandatory) |
| 72 | return new DeferredAuthentication(this); |
| 73 | |
| 74 | if (credentials != null) |
| 75 | { |
| 76 | int space=credentials.indexOf(' '); |
| 77 | if (space>0) |
| 78 | { |
| 79 | String method=credentials.substring(0,space); |
| 80 | if ("basic".equalsIgnoreCase(method)) |
| 81 | { |
| 82 | credentials = credentials.substring(space+1); |
| 83 | credentials = B64Code.decode(credentials,StringUtil.__ISO_8859_1); |
| 84 | int i = credentials.indexOf(':'); |
| 85 | if (i>0) |
| 86 | { |
| 87 | String username = credentials.substring(0,i); |
| 88 | String password = credentials.substring(i+1); |
| 89 | |
| 90 | UserIdentity user = login (username, password, request); |
| 91 | if (user!=null) |
| 92 | { |
| 93 | return new UserAuthentication(getAuthMethod(),user); |
| 94 | } |
| 95 | } |
| 96 | } |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | if (DeferredAuthentication.isDeferred(response)) |
| 101 | return Authentication.UNAUTHENTICATED; |
| 102 | |
| 103 | response.setHeader(HttpHeaders.WWW_AUTHENTICATE, "basic realm=\"" + _loginService.getName() + '"'); |
| 104 | response.sendError(HttpServletResponse.SC_UNAUTHORIZED); |
| 105 | return Authentication.SEND_CONTINUE; |
| 106 | } |
| 107 | catch (IOException e) |
| 108 | { |
| 109 | throw new ServerAuthException(e); |
| 110 | } |
| 111 | } |
| 112 | |
| 113 | public boolean secureResponse(ServletRequest req, ServletResponse res, boolean mandatory, User validatedUser) throws ServerAuthException |
| 114 | { |
| 115 | return true; |
| 116 | } |
| 117 | |
| 118 | } |