Author: kwall
Date: Mon Feb 15 18:00:53 2016
New Revision: 1730582

URL: http://svn.apache.org/viewvc?rev=1730582&view=rev
Log:
QPID-7035: [Java Broker] SCRAM implementation should make iteration count 
configurable

Merged from trunk with command:

svn merge -c 1727954,1728501 ^/qpid/java/trunk


Modified:
    qpid/java/branches/6.0.x/   (props changed)
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabase.java
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/AbstractScramAuthenticationManager.java
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainAuthenticationProvider.java
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainPasswordDatabaseAuthenticationManager.java
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/SimpleAuthenticationManager.java
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServer.java
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSource.java
    
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSourceAdapter.java
    
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabaseTest.java
    
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/manager/PrincipalDatabaseAuthenticationManagerTest.java

Propchange: qpid/java/branches/6.0.x/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon Feb 15 18:00:53 2016
@@ -9,5 +9,5 @@
 /qpid/branches/java-broker-vhost-refactor/java:1493674-1494547
 /qpid/branches/java-network-refactor/qpid/java:805429-821809
 /qpid/branches/qpid-2935/qpid/java:1061302-1072333
-/qpid/java/trunk:1715445-1715447,1715586,1715940,1716086-1716087,1716127-1716128,1716141,1716153,1716155,1716194,1716204,1716209,1716227,1716277,1716357,1716368,1716370,1716374,1716432,1716444-1716445,1716455,1716461,1716474,1716489,1716497,1716515,1716555,1716602,1716606-1716610,1716619,1716636,1717269,1717299,1717401,1717446,1717449,1717626,1717691,1717735,1717780,1718744,1718889,1718893,1718918,1718922,1719026,1719028,1719033,1719037,1719047,1719051,1720340,1720664,1721151,1721198,1722019-1722020,1722246,1722339,1722416,1722674,1722678,1722683,1722711,1723064,1723194,1723563,1724216,1724251,1724257,1724292,1724375,1724397,1724432,1724582,1724603,1724780,1724843-1724844,1725295,1725569,1725760,1726176,1726244-1726246,1726249,1726358,1726436,1726449,1726456,1726646,1726653,1726755,1726778,1727532,1727555,1727608,1727951,1728089,1728167,1728302,1728497,1728524,1728639,1728772,1729215,1729297,1729347,1729356,1729406,1729408,1729412,1729515,1729638,1729656-1729657,1729783,1729828,1729
 
832,1729841,1729851,1729904,1729973,1730019,1730025,1730052,1730072,1730494,1730499,1730559
+/qpid/java/trunk:1715445-1715447,1715586,1715940,1716086-1716087,1716127-1716128,1716141,1716153,1716155,1716194,1716204,1716209,1716227,1716277,1716357,1716368,1716370,1716374,1716432,1716444-1716445,1716455,1716461,1716474,1716489,1716497,1716515,1716555,1716602,1716606-1716610,1716619,1716636,1717269,1717299,1717401,1717446,1717449,1717626,1717691,1717735,1717780,1718744,1718889,1718893,1718918,1718922,1719026,1719028,1719033,1719037,1719047,1719051,1720340,1720664,1721151,1721198,1722019-1722020,1722246,1722339,1722416,1722674,1722678,1722683,1722711,1723064,1723194,1723563,1724216,1724251,1724257,1724292,1724375,1724397,1724432,1724582,1724603,1724780,1724843-1724844,1725295,1725569,1725760,1726176,1726244-1726246,1726249,1726358,1726436,1726449,1726456,1726646,1726653,1726755,1726778,1727532,1727555,1727608,1727951,1727954,1728089,1728167,1728302,1728497,1728501,1728524,1728639,1728772,1729215,1729297,1729347,1729356,1729406,1729408,1729412,1729515,1729638,1729656-1729657,1729
 
783,1729828,1729832,1729841,1729851,1729904,1729973,1730019,1730025,1730052,1730072,1730494,1730499,1730559
 /qpid/trunk/qpid:796646-796653

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabase.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabase.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabase.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabase.java
 Mon Feb 15 18:00:53 2016
@@ -36,6 +36,8 @@ import javax.security.sasl.SaslServer;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import org.apache.qpid.server.model.AuthenticationProvider;
+import 
org.apache.qpid.server.security.auth.manager.AbstractScramAuthenticationManager;
 import 
org.apache.qpid.server.security.auth.manager.ScramSHA1AuthenticationManager;
 import 
org.apache.qpid.server.security.auth.manager.ScramSHA256AuthenticationManager;
 import org.apache.qpid.server.security.auth.sasl.crammd5.CRAMMD5Initialiser;
@@ -64,7 +66,7 @@ public class PlainPasswordFilePrincipalD
     private final ScramSaslServerSourceAdapter _scramSha256Adapter;
 
 
-    public PlainPasswordFilePrincipalDatabase()
+    public PlainPasswordFilePrincipalDatabase(AuthenticationProvider<?> 
authenticationProvider)
     {
         PlainInitialiser plainInitialiser = new PlainInitialiser();
         plainInitialiser.initialise(this);
@@ -87,10 +89,9 @@ public class PlainPasswordFilePrincipalD
                     }
                 };
 
-        _scramSha1Adapter = new ScramSaslServerSourceAdapter(4096, "HmacSHA1", 
"SHA-1", passwordSource);
-        _scramSha256Adapter = new ScramSaslServerSourceAdapter(4096, 
"HmacSHA256", "SHA-256", passwordSource);
-
-
+        final int scramIterationCount = 
authenticationProvider.getContextValue(Integer.class, 
AbstractScramAuthenticationManager.QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT);
+        _scramSha1Adapter = new 
ScramSaslServerSourceAdapter(scramIterationCount, "HmacSHA1", "SHA-1", 
passwordSource);
+        _scramSha256Adapter = new 
ScramSaslServerSourceAdapter(scramIterationCount, "HmacSHA256", "SHA-256", 
passwordSource);
     }
 
 

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/AbstractScramAuthenticationManager.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/AbstractScramAuthenticationManager.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/AbstractScramAuthenticationManager.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/AbstractScramAuthenticationManager.java
 Mon Feb 15 18:00:53 2016
@@ -39,7 +39,9 @@ import javax.xml.bind.DatatypeConverter;
 
 import com.google.common.util.concurrent.ListenableFuture;
 
+import org.apache.qpid.server.configuration.IllegalConfigurationException;
 import org.apache.qpid.server.model.Broker;
+import org.apache.qpid.server.model.ManagedContextDefault;
 import 
org.apache.qpid.server.model.PasswordCredentialManagingAuthenticationProvider;
 import org.apache.qpid.server.model.State;
 import org.apache.qpid.server.model.StateTransition;
@@ -57,7 +59,11 @@ public abstract class AbstractScramAuthe
     public static final String PLAIN = "PLAIN";
     private final SecureRandom _random = new SecureRandom();
 
-    private int _iterationCount = 4096;
+    public static final String QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT = 
"qpid.auth.scram.iteration_count";
+    @ManagedContextDefault(name = QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT)
+    public static final int DEFAULT_ITERATION_COUNT = 4096;
+
+    private int _iterationCount = DEFAULT_ITERATION_COUNT;
 
 
     protected AbstractScramAuthenticationManager(final Map<String, Object> 
attributes, final Broker broker)
@@ -68,6 +74,7 @@ public abstract class AbstractScramAuthe
     @StateTransition( currentState = { State.UNINITIALIZED, State.QUIESCED, 
State.QUIESCED }, desiredState = State.ACTIVE )
     protected ListenableFuture<Void> activate()
     {
+        _iterationCount = getContextValue(Integer.class, 
QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT);
         for(ManagedUser user : getUserMap().values())
         {
             updateStoredPasswordFormatIfNecessary(user);
@@ -115,7 +122,7 @@ public abstract class AbstractScramAuthe
             SaltAndPasswordKeys saltAndPasswordKeys = 
getSaltAndPasswordKeys(username);
             try
             {
-                byte[] saltedPassword = 
createSaltedPassword(saltAndPasswordKeys.getSalt(), password);
+                byte[] saltedPassword = 
createSaltedPassword(saltAndPasswordKeys.getSalt(), password, 
saltAndPasswordKeys.getIterationCount());
                 byte[] clientKey = computeHmac(saltedPassword, "Client Key");
 
                 byte[] storedKey = 
MessageDigest.getInstance(getDigestName()).digest(clientKey);
@@ -147,8 +154,9 @@ public abstract class AbstractScramAuthe
 
     private void updateStoredPasswordFormatIfNecessary(final ManagedUser user)
     {
+        final int oldDefaultIterationCount = 4096;
         final String[] passwordFields = user.getPassword().split(",");
-        if(passwordFields.length < 4)
+        if (passwordFields.length == 2)
         {
             byte[] saltedPassword = 
DatatypeConverter.parseBase64Binary(passwordFields[PasswordField.SALTED_PASSWORD.ordinal()]);
 
@@ -160,9 +168,11 @@ public abstract class AbstractScramAuthe
 
                 byte[] serverKey = computeHmac(saltedPassword, "Server Key");
 
-                String password = passwordFields[PasswordField.SALT.ordinal()] 
+ ",,"
+                String password = passwordFields[PasswordField.SALT.ordinal()] 
+ ","
+                                  + "," // remove previously insecure salted 
password field
                                   + 
DatatypeConverter.printBase64Binary(storedKey) + ","
-                                  + 
DatatypeConverter.printBase64Binary(serverKey);
+                                  + 
DatatypeConverter.printBase64Binary(serverKey) + ","
+                                  + oldDefaultIterationCount;
 
                 user.setPassword(password);
             }
@@ -171,9 +181,22 @@ public abstract class AbstractScramAuthe
                 throw new IllegalArgumentException(e);
             }
         }
+        else if (passwordFields.length == 4)
+        {
+            String password = passwordFields[PasswordField.SALT.ordinal()] + 
","
+                    + "," // remove previously insecure salted password field
+                    + passwordFields[PasswordField.STORED_KEY.ordinal()] + ","
+                    + passwordFields[PasswordField.SERVER_KEY.ordinal()] + ","
+                    + oldDefaultIterationCount;
+            user.setPassword(password);
+        }
+        else if (passwordFields.length != 5)
+        {
+            throw new IllegalConfigurationException("password field for user 
'" + user.getName() + "' has unrecognised format.");
+        }
     }
 
-    private byte[] createSaltedPassword(byte[] salt, String password)
+    private byte[] createSaltedPassword(byte[] salt, String password, int 
iterationCount)
     {
         Mac mac = createShaHmac(password.getBytes(ASCII));
 
@@ -182,7 +205,7 @@ public abstract class AbstractScramAuthe
         byte[] result = mac.doFinal();
 
         byte[] previous = null;
-        for(int i = 1; i < getIterationCount(); i++)
+        for(int i = 1; i < iterationCount; i++)
         {
             mac.update(previous != null? previous: result);
             previous = mac.doFinal();
@@ -225,16 +248,19 @@ public abstract class AbstractScramAuthe
     {
         try
         {
+            final int iterationCount = getIterationCount();
             byte[] salt = generateSalt();
-            byte[] saltedPassword = createSaltedPassword(salt, password);
+            byte[] saltedPassword = createSaltedPassword(salt, password, 
iterationCount);
             byte[] clientKey = computeHmac(saltedPassword, "Client Key");
 
             byte[] storedKey = 
MessageDigest.getInstance(getDigestName()).digest(clientKey);
             byte[] serverKey = computeHmac(saltedPassword, "Server Key");
 
-            return DatatypeConverter.printBase64Binary(salt) + ",,"
+            return DatatypeConverter.printBase64Binary(salt) + ","
+                   + "," // leave insecure salted password field blank
                    + DatatypeConverter.printBase64Binary(storedKey) + ","
-                   + DatatypeConverter.printBase64Binary(serverKey);
+                   + DatatypeConverter.printBase64Binary(serverKey) + ","
+                   + iterationCount;
         }
         catch (NoSuchAlgorithmException e)
         {
@@ -259,6 +285,7 @@ public abstract class AbstractScramAuthe
         final byte[] salt;
         final byte[] storedKey;
         final byte[] serverKey;
+        final int iterationCount;
         final SaslException exception;
 
         if(user == null)
@@ -268,6 +295,7 @@ public abstract class AbstractScramAuthe
             salt = generateSalt();
             storedKey = null;
             serverKey = null;
+            iterationCount = -1;
             exception = new SaslException("Authentication Failed");
         }
         else
@@ -277,6 +305,7 @@ public abstract class AbstractScramAuthe
             salt = 
DatatypeConverter.parseBase64Binary(passwordFields[PasswordField.SALT.ordinal()]);
             storedKey = 
DatatypeConverter.parseBase64Binary(passwordFields[PasswordField.STORED_KEY.ordinal()]);
             serverKey = 
DatatypeConverter.parseBase64Binary(passwordFields[PasswordField.SERVER_KEY.ordinal()]);
+            iterationCount = 
Integer.parseInt(passwordFields[PasswordField.ITERATION_COUNT.ordinal()]);
             exception = null;
         }
 
@@ -307,6 +336,16 @@ public abstract class AbstractScramAuthe
                 }
                 return serverKey;
             }
+
+            @Override
+            public int getIterationCount() throws SaslException
+            {
+                if(iterationCount < 0)
+                {
+                    throw exception;
+                }
+                return iterationCount;
+            }
         };
     }
 
@@ -319,6 +358,6 @@ public abstract class AbstractScramAuthe
 
     private enum PasswordField
     {
-        SALT, SALTED_PASSWORD, STORED_KEY, SERVER_KEY
+        SALT, SALTED_PASSWORD, STORED_KEY, SERVER_KEY, ITERATION_COUNT
     }
 }

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainAuthenticationProvider.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainAuthenticationProvider.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainAuthenticationProvider.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainAuthenticationProvider.java
 Mon Feb 15 18:00:53 2016
@@ -79,8 +79,9 @@ public class PlainAuthenticationProvider
                     }
                 };
 
-        _scramSha1Adapter = new ScramSaslServerSourceAdapter(4096, "HmacSHA1", 
"SHA-1", passwordSource);
-        _scramSha256Adapter = new ScramSaslServerSourceAdapter(4096, 
"HmacSHA256", "SHA-256", passwordSource);
+        final int scramIterationCount = getContextValue(Integer.class, 
AbstractScramAuthenticationManager.QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT);
+        _scramSha1Adapter = new 
ScramSaslServerSourceAdapter(scramIterationCount, "HmacSHA1", "SHA-1", 
passwordSource);
+        _scramSha256Adapter = new 
ScramSaslServerSourceAdapter(scramIterationCount, "HmacSHA256", "SHA-256", 
passwordSource);
     }
 
     @Override

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainPasswordDatabaseAuthenticationManager.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainPasswordDatabaseAuthenticationManager.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainPasswordDatabaseAuthenticationManager.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/PlainPasswordDatabaseAuthenticationManager.java
 Mon Feb 15 18:00:53 2016
@@ -42,6 +42,6 @@ public class PlainPasswordDatabaseAuthen
     @Override
     protected PrincipalDatabase createDatabase()
     {
-        return new PlainPasswordFilePrincipalDatabase();
+        return new PlainPasswordFilePrincipalDatabase(this);
     }
 }

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/SimpleAuthenticationManager.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/SimpleAuthenticationManager.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/SimpleAuthenticationManager.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/manager/SimpleAuthenticationManager.java
 Mon Feb 15 18:00:53 2016
@@ -81,8 +81,9 @@ public class SimpleAuthenticationManager
                     }
                 };
 
-        _scramSha1Adapter = new ScramSaslServerSourceAdapter(4096, "HmacSHA1", 
"SHA-1", passwordSource);
-        _scramSha256Adapter = new ScramSaslServerSourceAdapter(4096, 
"HmacSHA256", "SHA-256", passwordSource);
+        final int scramIterationCount = getContextValue(Integer.class, 
AbstractScramAuthenticationManager.QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT);
+        _scramSha1Adapter = new 
ScramSaslServerSourceAdapter(scramIterationCount, "HmacSHA1", "SHA-1", 
passwordSource);
+        _scramSha256Adapter = new 
ScramSaslServerSourceAdapter(scramIterationCount, "HmacSHA256", "SHA-256", 
passwordSource);
     }
 
 

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServer.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServer.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServer.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServer.java
 Mon Feb 15 18:00:53 2016
@@ -128,9 +128,8 @@ public class ScramSaslServer implements
         }
         _nonce = parts[3].substring(2) + UUID.randomUUID().toString();
 
-        int count = _authManager.getIterationCount();
         _saltAndPassword = _authManager.getSaltAndPasswordKeys(_username);
-        _serverFirstMessage = "r="+_nonce+",s="+ 
DatatypeConverter.printBase64Binary(_saltAndPassword.getSalt())+",i=" + count;
+        _serverFirstMessage = "r="+_nonce+",s="+ 
DatatypeConverter.printBase64Binary(_saltAndPassword.getSalt())+",i=" + 
_saltAndPassword.getIterationCount();
         return _serverFirstMessage.getBytes(ASCII);
     }
 

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSource.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSource.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSource.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSource.java
 Mon Feb 15 18:00:53 2016
@@ -33,6 +33,8 @@ public interface ScramSaslServerSource
         byte[] getStoredKey() throws SaslException;
 
         byte[] getServerKey() throws SaslException;
+
+        int getIterationCount() throws SaslException;
     }
 
     SaltAndPasswordKeys getSaltAndPasswordKeys(String username);

Modified: 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSourceAdapter.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSourceAdapter.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSourceAdapter.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/main/java/org/apache/qpid/server/security/auth/sasl/scram/ScramSaslServerSourceAdapter.java
 Mon Feb 15 18:00:53 2016
@@ -91,6 +91,7 @@ public class ScramSaslServerSourceAdapte
         final byte[] storedKey;
         final byte[] serverKey;
         final byte[] salt = new byte[32];
+        final int iterationCount = getIterationCount();
         _random.nextBytes(salt);
 
         if(password != null)
@@ -110,7 +111,7 @@ public class ScramSaslServerSourceAdapte
                 byte[] saltedPassword = mac.doFinal();
 
                 byte[] previous = null;
-                for (int i = 1; i < getIterationCount(); i++)
+                for (int i = 1; i < iterationCount; i++)
                 {
                     mac.update(previous != null ? previous : saltedPassword);
                     previous = mac.doFinal();
@@ -167,6 +168,12 @@ public class ScramSaslServerSourceAdapte
                 return serverKey;
             }
 
+            @Override
+            public int getIterationCount() throws SaslException
+            {
+                return iterationCount;
+            }
+
 
         };
     }

Modified: 
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabaseTest.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabaseTest.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabaseTest.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/database/PlainPasswordFilePrincipalDatabaseTest.java
 Mon Feb 15 18:00:53 2016
@@ -20,7 +20,12 @@
  */
 package org.apache.qpid.server.security.auth.database;
 
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import org.apache.qpid.server.model.AuthenticationProvider;
 import org.apache.qpid.server.security.auth.UsernamePrincipal;
+import 
org.apache.qpid.server.security.auth.manager.AbstractScramAuthenticationManager;
 import org.apache.qpid.test.utils.QpidTestCase;
 
 import javax.security.auth.login.AccountNotFoundException;
@@ -50,7 +55,9 @@ public class PlainPasswordFilePrincipalD
 
     public void setUp() throws Exception
     {
-        _database = new PlainPasswordFilePrincipalDatabase();
+        final AuthenticationProvider mockAuthenticationProvider = 
mock(AuthenticationProvider.class);
+        when(mockAuthenticationProvider.getContextValue(Integer.class, 
AbstractScramAuthenticationManager.QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT)).thenReturn(4096);
+        _database = new 
PlainPasswordFilePrincipalDatabase(mockAuthenticationProvider);
         _testPwdFiles.clear();
     }
 

Modified: 
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/manager/PrincipalDatabaseAuthenticationManagerTest.java
URL: 
http://svn.apache.org/viewvc/qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/manager/PrincipalDatabaseAuthenticationManagerTest.java?rev=1730582&r1=1730581&r2=1730582&view=diff
==============================================================================
--- 
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/manager/PrincipalDatabaseAuthenticationManagerTest.java
 (original)
+++ 
qpid/java/branches/6.0.x/broker-core/src/test/java/org/apache/qpid/server/security/auth/manager/PrincipalDatabaseAuthenticationManagerTest.java
 Mon Feb 15 18:00:53 2016
@@ -40,6 +40,7 @@ import javax.security.sasl.SaslServer;
 import javax.security.sasl.SaslServerFactory;
 
 import org.apache.qpid.server.configuration.IllegalConfigurationException;
+import org.apache.qpid.server.model.AuthenticationProvider;
 import org.apache.qpid.server.model.ConfiguredObject;
 import org.apache.qpid.server.security.auth.AuthenticationResult;
 import 
org.apache.qpid.server.security.auth.AuthenticationResult.AuthenticationStatus;
@@ -124,7 +125,9 @@ public class PrincipalDatabaseAuthentica
 
     public void testInitialiseWhenPasswordFileNotFound() throws Exception
     {
-        _principalDatabase = new PlainPasswordFilePrincipalDatabase();
+        AuthenticationProvider mockAuthProvider = 
mock(AuthenticationProvider.class);
+        when(mockAuthProvider.getContextValue(Integer.class, 
AbstractScramAuthenticationManager.QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT)).thenReturn(4096);
+        _principalDatabase = new 
PlainPasswordFilePrincipalDatabase(mockAuthProvider);
         setupManager(true);
         try
         {
@@ -140,7 +143,9 @@ public class PrincipalDatabaseAuthentica
 
     public void testInitialiseWhenPasswordFileExists() throws Exception
     {
-        _principalDatabase = new PlainPasswordFilePrincipalDatabase();
+        AuthenticationProvider mockAuthProvider = 
mock(AuthenticationProvider.class);
+        when(mockAuthProvider.getContextValue(Integer.class, 
AbstractScramAuthenticationManager.QPID_AUTHMANAGER_SCRAM_ITERATION_COUNT)).thenReturn(4096);
+        _principalDatabase = new 
PlainPasswordFilePrincipalDatabase(mockAuthProvider);
         setupManager(true);
 
         File f = new File(_passwordFileLocation);



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