Author: markt Date: Mon Jun 20 18:23:01 2016 New Revision: 1749375 URL: http://svn.apache.org/viewvc?rev=1749375&view=rev Log: Modify the lock out logic. Valid authentication attempts during the lock out period will no longer reset the lock out timer to zero.
Modified: tomcat/tc8.5.x/trunk/ (props changed) tomcat/tc8.5.x/trunk/java/org/apache/catalina/realm/LockOutRealm.java tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml tomcat/tc8.5.x/trunk/webapps/docs/config/realm.xml Propchange: tomcat/tc8.5.x/trunk/ ------------------------------------------------------------------------------ --- svn:mergeinfo (original) +++ svn:mergeinfo Mon Jun 20 18:23:01 2016 @@ -1 +1 @@ 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993,1748001,1748253,1748452,1748547,1748629,1748676,1748715,1749287,1749296,1749328,1749373 Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/realm/LockOutRealm.java URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/realm/LockOutRealm.java?rev=1749375&r1=1749374&r2=1749375&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/java/org/apache/catalina/realm/LockOutRealm.java (original) +++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/realm/LockOutRealm.java Mon Jun 20 18:23:01 2016 @@ -139,23 +139,9 @@ public class LockOutRealm extends Combin String nonce, String nc, String cnonce, String qop, String realmName, String md5a2) { - if (isLocked(username)) { - // Trying to authenticate a locked user is an automatic failure - registerAuthFailure(username); - - log.warn(sm.getString("lockOutRealm.authLockedUser", username)); - return null; - } - - Principal authenticatedUser = super.authenticate(username, clientDigest, - nonce, nc, cnonce, qop, realmName, md5a2); - - if (authenticatedUser == null) { - registerAuthFailure(username); - } else { - registerAuthSuccess(username); - } - return authenticatedUser; + Principal authenticatedUser = super.authenticate(username, clientDigest, nonce, nc, cnonce, + qop, realmName, md5a2); + return filterLockedAccounts(username, authenticatedUser); } @@ -169,22 +155,8 @@ public class LockOutRealm extends Combin */ @Override public Principal authenticate(String username, String credentials) { - if (isLocked(username)) { - // Trying to authenticate a locked user is an automatic failure - registerAuthFailure(username); - - log.warn(sm.getString("lockOutRealm.authLockedUser", username)); - return null; - } - Principal authenticatedUser = super.authenticate(username, credentials); - - if (authenticatedUser == null) { - registerAuthFailure(username); - } else { - registerAuthSuccess(username); - } - return authenticatedUser; + return filterLockedAccounts(username, authenticatedUser); } @@ -202,22 +174,8 @@ public class LockOutRealm extends Combin username = certs[0].getSubjectDN().getName(); } - if (isLocked(username)) { - // Trying to authenticate a locked user is an automatic failure - registerAuthFailure(username); - - log.warn(sm.getString("lockOutRealm.authLockedUser", username)); - return null; - } - Principal authenticatedUser = super.authenticate(certs); - - if (authenticatedUser == null) { - registerAuthFailure(username); - } else { - registerAuthSuccess(username); - } - return authenticatedUser; + return filterLockedAccounts(username, authenticatedUser); } @@ -238,23 +196,9 @@ public class LockOutRealm extends Combin username = name.toString(); - if (isLocked(username)) { - // Trying to authenticate a locked user is an automatic failure - registerAuthFailure(username); + Principal authenticatedUser = super.authenticate(gssContext, storeCreds); - log.warn(sm.getString("lockOutRealm.authLockedUser", username)); - return null; - } - - Principal authenticatedUser = - super.authenticate(gssContext, storeCreds); - - if (authenticatedUser == null) { - registerAuthFailure(username); - } else { - registerAuthSuccess(username); - } - return authenticatedUser; + return filterLockedAccounts(username, authenticatedUser); } // Fail in all other cases @@ -262,6 +206,30 @@ public class LockOutRealm extends Combin } + /* + * Filters authenticated principals to ensure that <code>null</code> is + * returned for any user that is currently locked out. + */ + private Principal filterLockedAccounts(String username, Principal authenticatedUser) { + // Register all failed authentications + if (authenticatedUser == null) { + registerAuthFailure(username); + } + + if (isLocked(username)) { + // If the user is currently locked, authentication will always fail + log.warn(sm.getString("lockOutRealm.authLockedUser", username)); + return null; + } + + if (authenticatedUser != null) { + registerAuthSuccess(username); + } + + return authenticatedUser; + } + + /** * Unlock the specified username. This will remove all records of * authentication failures for this user. Modified: tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml?rev=1749375&r1=1749374&r2=1749375&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml (original) +++ tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml Mon Jun 20 18:23:01 2016 @@ -79,6 +79,11 @@ at that point and the web resources may not be correctly configured. (markt) </fix> + <fix> + <bug>59708</bug>: Modify the LockOutRealm logic. Valid authentication + attempts during the lock out period will no longer reset the lock out + timer to zero. (markt) + </fix> </changelog> </subsection> <subsection name="Coyote"> Modified: tomcat/tc8.5.x/trunk/webapps/docs/config/realm.xml URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/webapps/docs/config/realm.xml?rev=1749375&r1=1749374&r2=1749375&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/webapps/docs/config/realm.xml (original) +++ tomcat/tc8.5.x/trunk/webapps/docs/config/realm.xml Mon Jun 20 18:23:01 2016 @@ -1034,7 +1034,11 @@ <attribute name="lockOutTime" required="false"> <p>The time (in seconds) a user is locked out for after too many - authentication failures. Defaults to 300 (5 minutes).</p> + authentication failures. Defaults to 300 (5 minutes). Further + authentication failures during the lock out time will cause the lock out + timer to reset to zero, effectively extending the lock out time. Valid + authentication attempts during the lock out period will not succeed but + will also not reset the lock out time.</p> </attribute> </attributes> --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org