1 /*
2 * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
41 /**
42 * Creates a BasicAuthenticator for the given HTTP realm
43 * @param realm The HTTP Basic authentication realm
44 * @throws NullPointerException if the realm is an empty string
45 */
46 public BasicAuthenticator (String realm) {
47 this.realm = realm;
48 }
49
50 /**
51 * returns the realm this BasicAuthenticator was created with
52 * @return the authenticator's realm string.
53 */
54 public String getRealm () {
55 return realm;
56 }
57
58 public Result authenticate (HttpExchange t)
59 {
60 HttpContext context = t.getHttpContext();
61 Headers rmap = (Headers) t.getRequestHeaders();
62 /*
63 * look for auth token
64 */
65 String auth = rmap.getFirst ("Authorization");
66 if (auth == null) {
67 Headers map = (Headers) t.getResponseHeaders();
68 map.set ("WWW-Authenticate", "Basic realm=" + "\""+realm+"\"");
69 return new Authenticator.Retry (401);
70 }
71 int sp = auth.indexOf (' ');
72 if (sp == -1 || !auth.substring(0, sp).equals ("Basic")) {
73 return new Authenticator.Failure (401);
74 }
75 byte[] b = Base64.base64ToByteArray (auth.substring(sp+1));
76 String userpass = new String (b);
77 int colon = userpass.indexOf (':');
78 String uname = userpass.substring (0, colon);
79 String pass = userpass.substring (colon+1);
80
81 if (checkCredentials (uname, pass)) {
82 return new Authenticator.Success (
83 new HttpPrincipal (
84 uname, realm
85 )
86 );
87 } else {
88 /* reject the request again with 401 */
89
90 Headers map = (Headers) t.getResponseHeaders();
91 map.set ("WWW-Authenticate", "Basic realm=" + "\""+realm+"\"");
92 return new Authenticator.Failure(401);
93 }
94 }
95
96 /**
97 * called for each incoming request to verify the
98 * given name and password in the context of this
99 * Authenticator's realm. Any caching of credentials
100 * must be done by the implementation of this method
101 * @param username the username from the request
102 * @param password the password from the request
103 * @return <code>true</code> if the credentials are valid,
104 * <code>false</code> otherwise.
105 */
106 public abstract boolean checkCredentials (String username, String password);
107 }
108
109 class Base64 {
110
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1 /*
2 * Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
41 /**
42 * Creates a BasicAuthenticator for the given HTTP realm
43 * @param realm The HTTP Basic authentication realm
44 * @throws NullPointerException if the realm is an empty string
45 */
46 public BasicAuthenticator (String realm) {
47 this.realm = realm;
48 }
49
50 /**
51 * returns the realm this BasicAuthenticator was created with
52 * @return the authenticator's realm string.
53 */
54 public String getRealm () {
55 return realm;
56 }
57
58 public Result authenticate (HttpExchange t)
59 {
60 HttpContext context = t.getHttpContext();
61 Headers rmap = t.getRequestHeaders();
62 /*
63 * look for auth token
64 */
65 String auth = rmap.getFirst ("Authorization");
66 if (auth == null) {
67 Headers map = t.getResponseHeaders();
68 map.set ("WWW-Authenticate", "Basic realm=" + "\""+realm+"\"");
69 return new Authenticator.Retry (401);
70 }
71 int sp = auth.indexOf (' ');
72 if (sp == -1 || !auth.substring(0, sp).equals ("Basic")) {
73 return new Authenticator.Failure (401);
74 }
75 byte[] b = Base64.base64ToByteArray (auth.substring(sp+1));
76 String userpass = new String (b);
77 int colon = userpass.indexOf (':');
78 String uname = userpass.substring (0, colon);
79 String pass = userpass.substring (colon+1);
80
81 if (checkCredentials (uname, pass)) {
82 return new Authenticator.Success (
83 new HttpPrincipal (
84 uname, realm
85 )
86 );
87 } else {
88 /* reject the request again with 401 */
89
90 Headers map = t.getResponseHeaders();
91 map.set ("WWW-Authenticate", "Basic realm=" + "\""+realm+"\"");
92 return new Authenticator.Failure(401);
93 }
94 }
95
96 /**
97 * called for each incoming request to verify the
98 * given name and password in the context of this
99 * Authenticator's realm. Any caching of credentials
100 * must be done by the implementation of this method
101 * @param username the username from the request
102 * @param password the password from the request
103 * @return <code>true</code> if the credentials are valid,
104 * <code>false</code> otherwise.
105 */
106 public abstract boolean checkCredentials (String username, String password);
107 }
108
109 class Base64 {
110
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