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Ported DigestScheme and related test cases from Commons HttpClient 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/httpcomponents/httpclient/trunk@527479 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Oleg Kalnichevski 2007-04-11 12:55:12 +00:00
parent ab199c3513
commit 25afa68faa
11 changed files with 940 additions and 38 deletions
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6
src/java/org/apache/http/auth/AuthScheme.java
View File

@ -31,7 +31,7 @@
package org.apache.http.auth;
import org.apache.http.Header;
import org.apache.http.HttpMessage;
import org.apache.http.HttpRequest;
/**
* <p>
@ -128,13 +128,13 @@ public interface AuthScheme {
* Produces an authorization string for the given set of {@link Credentials}.
*
* @param credentials The set of credentials to be used for athentication
* @param message The request being authenticated
* @param request The request being authenticated
* @throws AuthenticationException if authorization string cannot
* be generated due to an authentication failure
*
* @return the authorization string
*/
Header authenticate(Credentials credentials, HttpMessage message)
Header authenticate(Credentials credentials, HttpRequest request)
throws AuthenticationException;
}

11
src/java/org/apache/http/auth/Credentials.java
View File

@ -31,7 +31,7 @@
package org.apache.http.auth;
/**
* <p>Authentication credentials.</p>
* User name and password based authentication credentials.
*
* @author Unascribed
* @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
@ -40,11 +40,8 @@ package org.apache.http.auth;
*/
public interface Credentials {
/** Returns textual representation of the user credentials, which, for instance,
* could be sent in the {@link HTTPAuth#WWW_AUTH} header.
*
* @return user credentials as a string of text
*/
String toText();
String getPrincipalName();
String getPassword();
}

2
src/java/org/apache/http/auth/UsernamePasswordCredentials.java
View File

@ -106,7 +106,7 @@ public class UsernamePasswordCredentials implements Credentials {
* @return the userName
* @see #setUserName(String)
*/
public String getUserName() {
public String getPrincipalName() {
return userName;
}

43
src/java/org/apache/http/impl/auth/BasicScheme.java
View File

@ -32,7 +32,7 @@ package org.apache.http.impl.auth;
import org.apache.commons.codec.binary.Base64;
import org.apache.http.Header;
import org.apache.http.HttpMessage;
import org.apache.http.HttpRequest;
import org.apache.http.auth.AuthenticationException;
import org.apache.http.auth.Credentials;
import org.apache.http.auth.HTTPAuth;
@ -89,7 +89,7 @@ public class BasicScheme extends RFC2617Scheme {
* @throws MalformedChallengeException is thrown if the authentication challenge
* is malformed
*
* @since 3.0
* @since 4.0
*/
public void processChallenge(
final Header header) throws MalformedChallengeException {
@ -124,7 +124,7 @@ public class BasicScheme extends RFC2617Scheme {
* Produces basic authorization header for the given set of {@link Credentials}.
*
* @param credentials The set of credentials to be used for athentication
* @param message The message being authenticated
* @param request The request being authenticated
* @throws InvalidCredentialsException if authentication credentials
* are not valid or not applicable for this authentication scheme
* @throws AuthenticationException if authorization string cannot
@ -136,17 +136,17 @@ public class BasicScheme extends RFC2617Scheme {
*/
public Header authenticate(
final Credentials credentials,
final HttpMessage message) throws AuthenticationException {
final HttpRequest request) throws AuthenticationException {
if (credentials == null) {
throw new IllegalArgumentException("Credentials may not be null");
}
if (message == null) {
throw new IllegalArgumentException("HTTP message may not be null");
if (request == null) {
throw new IllegalArgumentException("HTTP request may not be null");
}
String charset = AuthParams.getCredentialCharset(message.getParams());
return authenticate(credentials, charset);
String charset = AuthParams.getCredentialCharset(request.getParams());
return authenticate(credentials, charset, isProxy());
}
/**
@ -160,22 +160,33 @@ public class BasicScheme extends RFC2617Scheme {
*
* @since 4.0
*/
public static Header authenticate(final Credentials credentials, final String charset) {
public static Header authenticate(
final Credentials credentials,
final String charset,
boolean proxy) {
if (credentials == null) {
throw new IllegalArgumentException("Credentials may not be null");
}
if (charset == null) {
throw new IllegalArgumentException("charset may not be null");
}
CharArrayBuffer buffer = new CharArrayBuffer(32);
buffer.append(credentials.getPrincipalName());
buffer.append(":");
buffer.append((credentials.getPassword() == null) ? "null" : credentials.getPassword());
byte[] base64password = Base64.encodeBase64(
EncodingUtils.getBytes(buffer.toString(), charset));
buffer.clear();
if (proxy) {
buffer.append(HTTPAuth.PROXY_AUTH_RESP);
} else {
buffer.append(HTTPAuth.WWW_AUTH_RESP);
buffer.append(": ");
buffer.append("Basic ");
byte[] passwd = Base64.encodeBase64(
EncodingUtils.getBytes(credentials.toText(), charset));
buffer.append(passwd, 0, passwd.length);
}
buffer.append(": Basic ");
buffer.append(base64password, 0, base64password.length);
return new BufferedHeader(buffer);
}

464
src/java/org/apache/http/impl/auth/DigestScheme.java Normal file
View File

@ -0,0 +1,464 @@
/*
* $HeadURL$
* $Revision$
* $Date$
*
* ====================================================================
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.impl.auth;
import java.security.MessageDigest;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import org.apache.http.Header;
import org.apache.http.HttpRequest;
import org.apache.http.auth.AuthenticationException;
import org.apache.http.auth.Credentials;
import org.apache.http.auth.HTTPAuth;
import org.apache.http.auth.MalformedChallengeException;
import org.apache.http.auth.params.AuthParams;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.message.BufferedHeader;
import org.apache.http.util.CharArrayBuffer;
import org.apache.http.util.EncodingUtils;
/**
* <p>
* Digest authentication scheme as defined in RFC 2617.
* Both MD5 (default) and MD5-sess are supported.
* Currently only qop=auth or no qop is supported. qop=auth-int
* is unsupported. If auth and auth-int are provided, auth is
* used.
* </p>
* <p>
* Credential charset is configured via the
* {@link org.apache.commons.httpclient.params.HttpMethodParams#CREDENTIAL_CHARSET credential
* charset} parameter. Since the digest username is included as clear text in the generated
* Authentication header, the charset of the username must be compatible with the
* {@link org.apache.commons.httpclient.params.HttpMethodParams#HTTP_ELEMENT_CHARSET http element
* charset}.
* </p>
*
* @author <a href="mailto:remm@apache.org">Remy Maucherat</a>
* @author Rodney Waldhoff
* @author <a href="mailto:jsdever@apache.org">Jeff Dever</a>
* @author Ortwin Glueck
* @author Sean C. Sullivan
* @author <a href="mailto:adrian@ephox.com">Adrian Sutton</a>
* @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
* @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
*/
public class DigestScheme extends RFC2617Scheme {
/**
* Hexa values used when creating 32 character long digest in HTTP DigestScheme
* in case of authentication.
*
* @see #encode(byte[])
*/
private static final char[] HEXADECIMAL = {
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd',
'e', 'f'
};
/** Whether the digest authentication process is complete */
private boolean complete;
//TODO: supply a real nonce-count, currently a server will interprete a repeated request as a replay
private static final String NC = "00000001"; //nonce-count is always 1
private static final int QOP_MISSING = 0;
private static final int QOP_AUTH_INT = 1;
private static final int QOP_AUTH = 2;
private int qopVariant = QOP_MISSING;
private String cnonce;
/**
* Default constructor for the digest authetication scheme.
*
* @since 3.0
*/
public DigestScheme() {
super();
this.complete = false;
}
/**
* Processes the Digest challenge.
*
* @param challenge the challenge string
*
* @throws MalformedChallengeException is thrown if the authentication challenge
* is malformed
*
* @since 4.0
*/
public void processChallenge(
final Header header) throws MalformedChallengeException {
super.processChallenge(header);
if (getParameter("realm") == null) {
throw new MalformedChallengeException("missing realm in challange");
}
if (getParameter("nonce") == null) {
throw new MalformedChallengeException("missing nonce in challange");
}
boolean unsupportedQop = false;
// qop parsing
String qop = getParameter("qop");
if (qop != null) {
StringTokenizer tok = new StringTokenizer(qop,",");
while (tok.hasMoreTokens()) {
String variant = tok.nextToken().trim();
if (variant.equals("auth")) {
qopVariant = QOP_AUTH;
break; //that's our favourite, because auth-int is unsupported
} else if (variant.equals("auth-int")) {
qopVariant = QOP_AUTH_INT;
} else {
unsupportedQop = true;
}
}
}
if (unsupportedQop && (qopVariant == QOP_MISSING)) {
throw new MalformedChallengeException("None of the qop methods is supported");
}
cnonce = createCnonce();
this.complete = true;
}
/**
* Tests if the Digest authentication process has been completed.
*
* @return <tt>true</tt> if Digest authorization has been processed,
* <tt>false</tt> otherwise.
*
* @since 3.0
*/
public boolean isComplete() {
String s = getParameter("stale");
if ("true".equalsIgnoreCase(s)) {
return false;
} else {
return this.complete;
}
}
/**
* Returns textual designation of the digest authentication scheme.
*
* @return <code>digest</code>
*/
public String getSchemeName() {
return "digest";
}
/**
* Returns <tt>false</tt>. Digest authentication scheme is request based.
*
* @return <tt>false</tt>.
*
* @since 3.0
*/
public boolean isConnectionBased() {
return false;
}
/**
* Produces a digest authorization string for the given set of
* {@link Credentials}, method name and URI.
*
* @param credentials A set of credentials to be used for athentication
* @param method The method being authenticated
*
* @throws InvalidCredentialsException if authentication credentials
* are not valid or not applicable for this authentication scheme
* @throws AuthenticationException if authorization string cannot
* be generated due to an authentication failure
*
* @return a digest authorization string
*
* @since 4.0
*/
public Header authenticate(
final Credentials credentials,
final HttpRequest request) throws AuthenticationException {
if (credentials == null) {
throw new IllegalArgumentException("Credentials may not be null");
}
if (request == null) {
throw new IllegalArgumentException("HTTP request may not be null");
}
// Add method name and request-URI to the parameter map
getParameters().put("methodname", request.getRequestLine().getMethod());
getParameters().put("uri", request.getRequestLine().getUri());
String charset = getParameter("charset");
if (charset == null) {
charset = AuthParams.getCredentialCharset(request.getParams());
getParameters().put("charset", charset);
}
String digest = createDigest(credentials);
return createDigestHeader(credentials, digest);
}
private static MessageDigest createMessageDigest(
final String digAlg) throws UnsupportedDigestAlgorithmException {
try {
return MessageDigest.getInstance(digAlg);
} catch (Exception e) {
throw new UnsupportedDigestAlgorithmException(
"Unsupported algorithm in HTTP Digest authentication: "
+ digAlg);
}
}
/**
* Creates an MD5 response digest.
*
* @param uname Username
* @param pwd Password
* @param charset The credential charset
*
* @return The created digest as string. This will be the response tag's
* value in the Authentication HTTP header.
* @throws AuthenticationException when MD5 is an unsupported algorithm
*/
private String createDigest(final Credentials credentials) throws AuthenticationException {
// Collecting required tokens
String uri = getParameter("uri");
String realm = getParameter("realm");
String nonce = getParameter("nonce");
String method = getParameter("methodname");
String algorithm = getParameter("algorithm");
// If an algorithm is not specified, default to MD5.
if (algorithm == null) {
algorithm = "MD5";
}
// If an charset is not specified, default to ISO-8859-1.
String charset = getParameter("charset");
if (charset == null) {
charset = "ISO-8859-1";
}
if (qopVariant == QOP_AUTH_INT) {
throw new AuthenticationException(
"Unsupported qop in HTTP Digest authentication");
}
MessageDigest md5Helper = createMessageDigest("MD5");
String uname = credentials.getPrincipalName();
String pwd = credentials.getPassword();
// 3.2.2.2: Calculating digest
CharArrayBuffer tmp = new CharArrayBuffer(uname.length() + realm.length() + pwd.length() + 2);
tmp.append(uname);
tmp.append(':');
tmp.append(realm);
tmp.append(':');
tmp.append(pwd);
// unq(username-value) ":" unq(realm-value) ":" passwd
String a1 = tmp.toString();
//a1 is suitable for MD5 algorithm
if(algorithm.equals("MD5-sess")) {
// H( unq(username-value) ":" unq(realm-value) ":" passwd )
// ":" unq(nonce-value)
// ":" unq(cnonce-value)
String tmp2=encode(md5Helper.digest(EncodingUtils.getBytes(a1, charset)));
CharArrayBuffer tmp3 = new CharArrayBuffer(tmp2.length() + nonce.length() + cnonce.length() + 2);
tmp3.append(tmp2);
tmp3.append(':');
tmp3.append(nonce);
tmp3.append(':');
tmp3.append(cnonce);
a1 = tmp3.toString();
} else if (!algorithm.equals("MD5")) {
throw new AuthenticationException("Unhandled algorithm " + algorithm + " requested");
}
String md5a1 = encode(md5Helper.digest(EncodingUtils.getBytes(a1, charset)));
String a2 = null;
if (qopVariant == QOP_AUTH_INT) {
// Unhandled qop auth-int
//we do not have access to the entity-body or its hash
//TODO: add Method ":" digest-uri-value ":" H(entity-body)
} else {
a2 = method + ":" + uri;
}
String md5a2 = encode(md5Helper.digest(EncodingUtils.getAsciiBytes(a2)));
// 3.2.2.1
String serverDigestValue;
if (qopVariant == QOP_MISSING) {
CharArrayBuffer tmp2 = new CharArrayBuffer(md5a1.length() + nonce.length() + md5a2.length());
tmp2.append(md5a1);
tmp2.append(':');
tmp2.append(nonce);
tmp2.append(':');
tmp2.append(md5a2);
serverDigestValue = tmp2.toString();
} else {
String qopOption = getQopVariantString();
CharArrayBuffer tmp2 = new CharArrayBuffer(md5a1.length() + nonce.length()
+ NC.length() + cnonce.length() + qopOption.length() + md5a2.length() + 5);
tmp2.append(md5a1);
tmp2.append(':');
tmp2.append(nonce);
tmp2.append(':');
tmp2.append(NC);
tmp2.append(':');
tmp2.append(cnonce);
tmp2.append(':');
tmp2.append(qopOption);
tmp2.append(':');
tmp2.append(md5a2);
serverDigestValue = tmp2.toString();
}
String serverDigest =
encode(md5Helper.digest(EncodingUtils.getAsciiBytes(serverDigestValue)));
return serverDigest;
}
/**
* Creates digest-response header as defined in RFC2617.
*
* @param credentials User credentials
* @param digest The response tag's value as String.
*
* @return The digest-response as String.
*/
private Header createDigestHeader(
final Credentials credentials,
final String digest) throws AuthenticationException {
CharArrayBuffer buffer = new CharArrayBuffer(128);
if (isProxy()) {
buffer.append(HTTPAuth.PROXY_AUTH_RESP);
} else {
buffer.append(HTTPAuth.WWW_AUTH_RESP);
}
buffer.append(": Digest ");
String uri = getParameter("uri");
String realm = getParameter("realm");
String nonce = getParameter("nonce");
String opaque = getParameter("opaque");
String response = digest;
String algorithm = getParameter("algorithm");
List params = new ArrayList(20);
params.add(new BasicNameValuePair("username", credentials.getPrincipalName()));
params.add(new BasicNameValuePair("realm", realm));
params.add(new BasicNameValuePair("nonce", nonce));
params.add(new BasicNameValuePair("uri", uri));
params.add(new BasicNameValuePair("response", response));
if (qopVariant != QOP_MISSING) {
params.add(new BasicNameValuePair("qop", getQopVariantString()));
params.add(new BasicNameValuePair("nc", NC));
params.add(new BasicNameValuePair("cnonce", this.cnonce));
}
if (algorithm != null) {
params.add(new BasicNameValuePair("algorithm", algorithm));
}
if (opaque != null) {
params.add(new BasicNameValuePair("opaque", opaque));
}
for (int i = 0; i < params.size(); i++) {
BasicNameValuePair param = (BasicNameValuePair) params.get(i);
if (i > 0) {
buffer.append(", ");
}
boolean noQuotes = "nc".equals(param.getName()) ||
"qop".equals(param.getName());
BasicNameValuePair.format(buffer, param, !noQuotes);
}
return new BufferedHeader(buffer);
}
private String getQopVariantString() {
String qopOption;
if (qopVariant == QOP_AUTH_INT) {
qopOption = "auth-int";
} else {
qopOption = "auth";
}
return qopOption;
}
/**
* Encodes the 128 bit (16 bytes) MD5 digest into a 32 characters long
* <CODE>String</CODE> according to RFC 2617.
*
* @param binaryData array containing the digest
* @return encoded MD5, or <CODE>null</CODE> if encoding failed
*/
private static String encode(byte[] binaryData) {
if (binaryData.length != 16) {
return null;
}
char[] buffer = new char[32];
for (int i = 0; i < 16; i++) {
int low = (int) (binaryData[i] & 0x0f);
int high = (int) ((binaryData[i] & 0xf0) >> 4);
buffer[i * 2] = HEXADECIMAL[high];
buffer[(i * 2) + 1] = HEXADECIMAL[low];
}
return new String(buffer);
}
/**
* Creates a random cnonce value based on the current time.
*
* @return The cnonce value as String.
* @throws HttpClientError if MD5 algorithm is not supported.
*/
public static String createCnonce() {
String cnonce;
MessageDigest md5Helper = createMessageDigest("MD5");
cnonce = Long.toString(System.currentTimeMillis());
cnonce = encode(md5Helper.digest(EncodingUtils.getAsciiBytes(cnonce)));
return cnonce;
}
}

24
src/java/org/apache/http/impl/auth/RFC2617Scheme.java
View File

@ -59,6 +59,11 @@ public abstract class RFC2617Scheme implements AuthScheme {
*/
private Map params = null;
/**
* Flag whether authenticating against a proxy.
*/
private boolean proxy;
/**
* Default constructor for RFC2617 compliant authetication schemes.
*
@ -85,10 +90,14 @@ public abstract class RFC2617Scheme implements AuthScheme {
throw new IllegalArgumentException("Header may not be null");
}
String authheader = header.getName();
if (!authheader.equalsIgnoreCase(HTTPAuth.WWW_AUTH)
&& !authheader.equalsIgnoreCase(HTTPAuth.PROXY_AUTH)) {
if (authheader.equalsIgnoreCase(HTTPAuth.WWW_AUTH)) {
this.proxy = false;
} else if (authheader.equalsIgnoreCase(HTTPAuth.PROXY_AUTH)) {
this.proxy = true;
} else {
throw new MalformedChallengeException("Unexpected header name: " + authheader);
}
CharArrayBuffer buffer;
int pos;
if (header instanceof BufferedHeader) {
@ -162,4 +171,15 @@ public abstract class RFC2617Scheme implements AuthScheme {
return getParameter("realm");
}
/**
* Returns <code>true</code> if authenticating against a proxy, <code>false</code>
* otherwise.
*
* @return <code>true</code> if authenticating against a proxy, <code>false</code>
* otherwise
*/
public boolean isProxy() {
return this.proxy;
}
}

71
src/java/org/apache/http/impl/auth/UnsupportedDigestAlgorithmException.java Normal file
View File

@ -0,0 +1,71 @@
/*
* $HeadURL$
* $Revision$
* $Date$
*
* ====================================================================
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.impl.auth;
/**
* Authentication credentials required to respond to a authentication
* challenge are invalid
*
* @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
*
* @since 4.0
*/
public class UnsupportedDigestAlgorithmException extends RuntimeException {
private static final long serialVersionUID = 319558534317118022L;
/**
* Creates a new UnsupportedAuthAlgoritmException with a <tt>null</tt> detail message.
*/
public UnsupportedDigestAlgorithmException() {
super();
}
/**
* Creates a new UnsupportedAuthAlgoritmException with the specified message.
*
* @param message the exception detail message
*/
public UnsupportedDigestAlgorithmException(String message) {
super(message);
}
/**
* Creates a new UnsupportedAuthAlgoritmException with the specified detail message and cause.
*
* @param message the exception detail message
* @param cause the <tt>Throwable</tt> that caused this exception, or <tt>null</tt>
* if the cause is unavailable, unknown, or not a <tt>Throwable</tt>
*/
public UnsupportedDigestAlgorithmException(String message, Throwable cause) {
super(message, cause);
}
}

1
src/test/org/apache/http/impl/auth/TestAllAuthImpl.java
View File

@ -45,6 +45,7 @@ public class TestAllAuthImpl extends TestCase {
suite.addTest(TestRFC2617Scheme.suite());
suite.addTest(TestBasicAuth.suite());
suite.addTest(TestDigestAuth.suite());
return suite;
}

33
src/test/org/apache/http/impl/auth/TestBasicAuth.java
View File

@ -37,14 +37,13 @@ import junit.framework.TestSuite;
import org.apache.commons.codec.binary.Base64;
import org.apache.http.Header;
import org.apache.http.HttpMessage;
import org.apache.http.HttpVersion;
import org.apache.http.HttpRequest;
import org.apache.http.auth.AuthScheme;
import org.apache.http.auth.HTTPAuth;
import org.apache.http.auth.MalformedChallengeException;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.message.BasicHeader;
import org.apache.http.message.BasicHttpResponse;
import org.apache.http.message.BasicHttpRequest;
import org.apache.http.util.EncodingUtils;
/**
@ -94,7 +93,7 @@ public class TestBasicAuth extends TestCase {
}
UsernamePasswordCredentials credentials = new UsernamePasswordCredentials("dh", buffer.toString());
Header header = BasicScheme.authenticate(credentials, "ISO-8859-1");
Header header = BasicScheme.authenticate(credentials, "ISO-8859-1", false);
assertEquals("Basic ZGg65C32Lfw=", header.getValue());
}
@ -107,11 +106,33 @@ public class TestBasicAuth extends TestCase {
BasicScheme authscheme = new BasicScheme();
authscheme.processChallenge(challenge);
HttpMessage message = new BasicHttpResponse(HttpVersion.HTTP_1_1, 200, "OK");
Header authResponse = authscheme.authenticate(creds, message);
HttpRequest request = new BasicHttpRequest("GET", "/");
Header authResponse = authscheme.authenticate(creds, request);
String expected = "Basic " + EncodingUtils.getAsciiString(
Base64.encodeBase64(EncodingUtils.getAsciiBytes("testuser:testpass")));
assertEquals(HTTPAuth.WWW_AUTH_RESP, authResponse.getName());
assertEquals(expected, authResponse.getValue());
assertEquals("test", authscheme.getRealm());
assertTrue(authscheme.isComplete());
assertFalse(authscheme.isConnectionBased());
}
public void testBasicProxyAuthentication() throws Exception {
UsernamePasswordCredentials creds =
new UsernamePasswordCredentials("testuser", "testpass");
Header challenge = new BasicHeader(HTTPAuth.PROXY_AUTH, "Basic realm=\"test\"");
BasicScheme authscheme = new BasicScheme();
authscheme.processChallenge(challenge);
HttpRequest request = new BasicHttpRequest("GET", "/");
Header authResponse = authscheme.authenticate(creds, request);
String expected = "Basic " + EncodingUtils.getAsciiString(
Base64.encodeBase64(EncodingUtils.getAsciiBytes("testuser:testpass")));
assertEquals(HTTPAuth.PROXY_AUTH_RESP, authResponse.getName());
assertEquals(expected, authResponse.getValue());
assertEquals("test", authscheme.getRealm());
assertTrue(authscheme.isComplete());

317
src/test/org/apache/http/impl/auth/TestDigestAuth.java Normal file
View File

@ -0,0 +1,317 @@
/*
* $HeadURL$
* $Revision$
* $Date$
* ====================================================================
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.http.impl.auth;
import java.util.HashMap;
import java.util.Map;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.apache.http.Header;
import org.apache.http.HeaderElement;
import org.apache.http.HttpRequest;
import org.apache.http.auth.AuthScheme;
import org.apache.http.auth.Credentials;
import org.apache.http.auth.HTTPAuth;
import org.apache.http.auth.MalformedChallengeException;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.message.BasicHeader;
import org.apache.http.message.BasicHeaderElement;
import org.apache.http.message.BasicHttpRequest;
/**
* Test Methods for DigestScheme Authentication.
*
* @author Rodney Waldhoff
* @author <a href="mailto:jsdever@apache.org">Jeff Dever</a>
* @author <a href="mailto:oleg@ural.ru">Oleg Kalnichevski</a>
*/
public class TestDigestAuth extends TestCase {
// ------------------------------------------------------------ Constructor
public TestDigestAuth(String testName) {
super(testName);
}
// ------------------------------------------------------------------- Main
public static void main(String args[]) {
String[] testCaseName = { TestDigestAuth.class.getName() };
junit.textui.TestRunner.main(testCaseName);
}
// ------------------------------------------------------- TestCase Methods
public static Test suite() {
return new TestSuite(TestDigestAuth.class);
}
public void testDigestAuthenticationWithNoRealm() throws Exception {
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, "Digest");
try {
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
fail("Should have thrown MalformedChallengeException");
} catch(MalformedChallengeException e) {
// expected
}
}
public void testDigestAuthenticationWithNoRealm2() throws Exception {
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, "Digest ");
try {
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
fail("Should have thrown MalformedChallengeException");
} catch(MalformedChallengeException e) {
// expected
}
}
public void testDigestAuthenticationWithDefaultCreds() throws Exception {
String challenge = "Digest realm=\"realm1\", nonce=\"f2a3f18799759d4f1a1c068b92b573cb\"";
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge);
HttpRequest request = new BasicHttpRequest("Simple", "/");
Credentials cred = new UsernamePasswordCredentials("username","password");
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
Header authResponse = authscheme.authenticate(cred, request);
Map table = parseAuthResponse(authResponse);
assertEquals("username", table.get("username"));
assertEquals("realm1", table.get("realm"));
assertEquals("/", table.get("uri"));
assertEquals("f2a3f18799759d4f1a1c068b92b573cb", table.get("nonce"));
assertEquals("e95a7ddf37c2eab009568b1ed134f89a", table.get("response"));
}
public void testDigestAuthentication() throws Exception {
String challenge = "Digest realm=\"realm1\", nonce=\"f2a3f18799759d4f1a1c068b92b573cb\"";
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge);
HttpRequest request = new BasicHttpRequest("Simple", "/");
Credentials cred = new UsernamePasswordCredentials("username","password");
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
Header authResponse = authscheme.authenticate(cred, request);
Map table = parseAuthResponse(authResponse);
assertEquals("username", table.get("username"));
assertEquals("realm1", table.get("realm"));
assertEquals("/", table.get("uri"));
assertEquals("f2a3f18799759d4f1a1c068b92b573cb", table.get("nonce"));
assertEquals("e95a7ddf37c2eab009568b1ed134f89a", table.get("response"));
}
public void testDigestAuthenticationWithQueryStringInDigestURI() throws Exception {
String challenge = "Digest realm=\"realm1\", nonce=\"f2a3f18799759d4f1a1c068b92b573cb\"";
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge);
HttpRequest request = new BasicHttpRequest("Simple", "/?param=value");
Credentials cred = new UsernamePasswordCredentials("username","password");
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
Header authResponse = authscheme.authenticate(cred, request);
Map table = parseAuthResponse(authResponse);
assertEquals("username", table.get("username"));
assertEquals("realm1", table.get("realm"));
assertEquals("/?param=value", table.get("uri"));
assertEquals("f2a3f18799759d4f1a1c068b92b573cb", table.get("nonce"));
assertEquals("a847f58f5fef0bc087bcb9c3eb30e042", table.get("response"));
}
public void testDigestAuthenticationWithMultipleRealms() throws Exception {
String challenge1 = "Digest realm=\"realm1\", nonce=\"abcde\"";
String challenge2 = "Digest realm=\"realm2\", nonce=\"123546\"";
Credentials cred = new UsernamePasswordCredentials("username","password");
Credentials cred2 = new UsernamePasswordCredentials("uname2","password2");
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge1);
HttpRequest request = new BasicHttpRequest("Simple", "/");
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
Header authResponse = authscheme.authenticate(cred, request);
Map table = parseAuthResponse(authResponse);
assertEquals("username", table.get("username"));
assertEquals("realm1", table.get("realm"));
assertEquals("/", table.get("uri"));
assertEquals("abcde", table.get("nonce"));
assertEquals("786f500303eac1478f3c2865e676ed68", table.get("response"));
authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge2);
AuthScheme authscheme2 = new DigestScheme();
authscheme2.processChallenge(authChallenge);
authResponse = authscheme2.authenticate(cred2, request);
table = parseAuthResponse(authResponse);
assertEquals("uname2", table.get("username"));
assertEquals("realm2", table.get("realm"));
assertEquals("/", table.get("uri"));
assertEquals("123546", table.get("nonce"));
assertEquals("0283edd9ef06a38b378b3b74661391e9", table.get("response"));
}
/**
* Test digest authentication using the MD5-sess algorithm.
*/
public void testDigestAuthenticationMD5Sess() throws Exception {
// Example using Digest auth with MD5-sess
String realm="realm";
String username="username";
String password="password";
String nonce="e273f1776275974f1a120d8b92c5b3cb";
String challenge="Digest realm=\"" + realm + "\", "
+ "nonce=\"" + nonce + "\", "
+ "opaque=\"SomeString\", "
+ "stale=false, "
+ "algorithm=MD5-sess, "
+ "qop=\"auth,auth-int\""; // we pass both but expect auth to be used
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge);
Credentials cred = new UsernamePasswordCredentials(username, password);
HttpRequest request = new BasicHttpRequest("Simple", "/");
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
Header authResponse = authscheme.authenticate(cred, request);
String response = authResponse.getValue();
assertTrue(response.indexOf("nc=00000001") > 0); // test for quotes
assertTrue(response.indexOf("qop=auth") > 0); // test for quotes
Map table = parseAuthResponse(authResponse);
assertEquals(username, table.get("username"));
assertEquals(realm, table.get("realm"));
assertEquals("MD5-sess", table.get("algorithm"));
assertEquals("/", table.get("uri"));
assertEquals(nonce, table.get("nonce"));
assertEquals(1, Integer.parseInt((String) table.get("nc"),16));
assertTrue(null != table.get("cnonce"));
assertEquals("SomeString", table.get("opaque"));
assertEquals("auth", table.get("qop"));
//@TODO: add better check
assertTrue(null != table.get("response"));
}
/**
* Test digest authentication using the MD5-sess algorithm.
*/
public void testDigestAuthenticationMD5SessNoQop() throws Exception {
// Example using Digest auth with MD5-sess
String realm="realm";
String username="username";
String password="password";
String nonce="e273f1776275974f1a120d8b92c5b3cb";
String challenge="Digest realm=\"" + realm + "\", "
+ "nonce=\"" + nonce + "\", "
+ "opaque=\"SomeString\", "
+ "stale=false, "
+ "algorithm=MD5-sess";
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge);
Credentials cred = new UsernamePasswordCredentials(username, password);
HttpRequest request = new BasicHttpRequest("Simple", "/");
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
Header authResponse = authscheme.authenticate(cred, request);
Map table = parseAuthResponse(authResponse);
assertEquals(username, table.get("username"));
assertEquals(realm, table.get("realm"));
assertEquals("MD5-sess", table.get("algorithm"));
assertEquals("/", table.get("uri"));
assertEquals(nonce, table.get("nonce"));
assertTrue(null == table.get("nc"));
assertEquals("SomeString", table.get("opaque"));
assertTrue(null == table.get("qop"));
//@TODO: add better check
assertTrue(null != table.get("response"));
}
/**
* Test digest authentication with invalud qop value
*/
public void testDigestAuthenticationMD5SessInvalidQop() throws Exception {
// Example using Digest auth with MD5-sess
String realm="realm";
String nonce="e273f1776275974f1a120d8b92c5b3cb";
String challenge="Digest realm=\"" + realm + "\", "
+ "nonce=\"" + nonce + "\", "
+ "opaque=\"SomeString\", "
+ "stale=false, "
+ "algorithm=MD5-sess, "
+ "qop=\"jakarta\""; // jakarta is an invalid qop value
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge);
try {
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
fail("MalformedChallengeException exception expected due to invalid qop value");
} catch(MalformedChallengeException e) {
}
}
public void testDigestAuthenticationWithStaleNonce() throws Exception {
String challenge = "Digest realm=\"realm1\", " +
"nonce=\"f2a3f18799759d4f1a1c068b92b573cb\", stale=\"true\"";
Header authChallenge = new BasicHeader(HTTPAuth.WWW_AUTH, challenge);
AuthScheme authscheme = new DigestScheme();
authscheme.processChallenge(authChallenge);
assertFalse(authscheme.isComplete());
}
private static Map parseAuthResponse(final Header authResponse) {
String s = authResponse.getValue();
if (!s.startsWith("Digest ")) {
return null;
}
HeaderElement[] elements = BasicHeaderElement.parseAll(s.substring(7));
Map map = new HashMap(elements.length);
for (int i = 0; i < elements.length; i++) {
HeaderElement element = elements[i];
map.put(element.getName(), element.getValue());
}
return map;
}
}

4
src/test/org/apache/http/impl/auth/TestRFC2617Scheme.java
View File

@ -31,7 +31,7 @@
package org.apache.http.impl.auth;
import org.apache.http.Header;
import org.apache.http.HttpMessage;
import org.apache.http.HttpRequest;
import org.apache.http.auth.AuthenticationException;
import org.apache.http.auth.Credentials;
import org.apache.http.auth.HTTPAuth;
@ -63,7 +63,7 @@ public class TestRFC2617Scheme extends TestCase {
public Header authenticate(
final Credentials credentials,
final HttpMessage message) throws AuthenticationException {
final HttpRequest request) throws AuthenticationException {
return null;
}