Author: markt Date: Mon May 9 18:21:45 2016 New Revision: 1743023 URL: http://svn.apache.org/viewvc?rev=1743023&view=rev Log: Fix https://bz.apache.org/bugzilla/show_bug.cgi?id=59437 Ensure that JASPIC's CallbackHandler is thread-safe.
Modified: tomcat/tc8.5.x/trunk/ (props changed) tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/AuthenticatorBase.java tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/jaspic/CallbackHandlerImpl.java tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml Propchange: tomcat/tc8.5.x/trunk/ ------------------------------------------------------------------------------ --- svn:mergeinfo (original) +++ svn:mergeinfo Mon May 9 18:21:45 2016 @@ -1 +1 @@ -/tomcat/trunk:1734785,1734799,1734845,1734928,1735041,1735044,1735480,1735577,1735597,1735599-1735600,1735615,1736145,1736162,1736209,1736280,1736297,1736299,1736489,1736646,1736703,1736836,1736849,1737104-1737105,1737112,1737117,1737119-1737120,1737155,1737157,1737192,1737280,1737339,1737632,1737664,1737715,1737748,1737785,1737834,1737860,1737959,1738005,1738007,1738014-1738015,1738018,1738022,1738039,1738043,1738059-1738060,1738147,1738149,1738174-1738175,1738261,1738589,1738623-1738625,1738643,1738816,1738850,1738855,1738946-1738948,1738953-1738954,1738979,1738982,1739079-1739081,1739087,1739113,1739153,1739172,1739176,1739191,1739474,1739726,1739762,1739775,1739814,1739817-1739818,1739975,1740131,1740324,1740465,1740495,1740508-1740509,1740520,1740535,1740707,1740803,1740810,1740969,1740980,1740991,1740997,1741015,1741033,1741036,1741058,1741060,1741080,1741147,1741159,1741164,1741173,1741181,1741190,1741197,1741202,1741208,1741213,1741221,1741225,1741232,1741409,1741501,1741677 ,1741892,1741896,1741984,1742023,1742042,1742071,1742090,1742093,1742101,1742105,1742111,1742139,1742146,1742148,1742166,1742181,1742184,1742187,1742246,1742248-1742251,1742263-1742264,1742268,1742276,1742369,1742387,1742448,1742509-1742512,1742917,1742919,1742933,1742975-1742976,1742984,1742986 +/tomcat/trunk:1734785,1734799,1734845,1734928,1735041,1735044,1735480,1735577,1735597,1735599-1735600,1735615,1736145,1736162,1736209,1736280,1736297,1736299,1736489,1736646,1736703,1736836,1736849,1737104-1737105,1737112,1737117,1737119-1737120,1737155,1737157,1737192,1737280,1737339,1737632,1737664,1737715,1737748,1737785,1737834,1737860,1737959,1738005,1738007,1738014-1738015,1738018,1738022,1738039,1738043,1738059-1738060,1738147,1738149,1738174-1738175,1738261,1738589,1738623-1738625,1738643,1738816,1738850,1738855,1738946-1738948,1738953-1738954,1738979,1738982,1739079-1739081,1739087,1739113,1739153,1739172,1739176,1739191,1739474,1739726,1739762,1739775,1739814,1739817-1739818,1739975,1740131,1740324,1740465,1740495,1740508-1740509,1740520,1740535,1740707,1740803,1740810,1740969,1740980,1740991,1740997,1741015,1741033,1741036,1741058,1741060,1741080,1741147,1741159,1741164,1741173,1741181,1741190,1741197,1741202,1741208,1741213,1741221,1741225,1741232,1741409,1741501,1741677 ,1741892,1741896,1741984,1742023,1742042,1742071,1742090,1742093,1742101,1742105,1742111,1742139,1742146,1742148,1742166,1742181,1742184,1742187,1742246,1742248-1742251,1742263-1742264,1742268,1742276,1742369,1742387,1742448,1742509-1742512,1742917,1742919,1742933,1742975-1742976,1742984,1742986,1743019 Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/AuthenticatorBase.java URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/AuthenticatorBase.java?rev=1743023&r1=1743022&r2=1743023&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/AuthenticatorBase.java (original) +++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/AuthenticatorBase.java Mon May 9 18:21:45 2016 @@ -455,7 +455,7 @@ public abstract class AuthenticatorBase messageInfo = new MessageInfoImpl(request.getRequest(), response.getResponse(), true); try { ServerAuthConfig serverAuthConfig = jaspicProvider.getServerAuthConfig( - "HttpServlet", jaspicAppContextID, new CallbackHandlerImpl()); + "HttpServlet", jaspicAppContextID, CallbackHandlerImpl.getInstance()); String authContextID = serverAuthConfig.getAuthContextID(messageInfo); serverAuthContext = serverAuthConfig.getAuthContext(authContextID, null, null); } catch (AuthException e) { @@ -1058,7 +1058,7 @@ public abstract class AuthenticatorBase ServerAuthContext serverAuthContext; try { ServerAuthConfig serverAuthConfig = provider.getServerAuthConfig("HttpServlet", - jaspicAppContextID, new CallbackHandlerImpl()); + jaspicAppContextID, CallbackHandlerImpl.getInstance()); String authContextID = serverAuthConfig.getAuthContextID(messageInfo); serverAuthContext = serverAuthConfig.getAuthContext(authContextID, null, null); serverAuthContext.cleanSubject(messageInfo, client); Modified: tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/jaspic/CallbackHandlerImpl.java URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/jaspic/CallbackHandlerImpl.java?rev=1743023&r1=1743022&r2=1743023&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/jaspic/CallbackHandlerImpl.java (original) +++ tomcat/tc8.5.x/trunk/java/org/apache/catalina/authenticator/jaspic/CallbackHandlerImpl.java Mon May 9 18:21:45 2016 @@ -34,19 +34,40 @@ import org.apache.juli.logging.Log; import org.apache.juli.logging.LogFactory; import org.apache.tomcat.util.res.StringManager; +/** + * Implemented as a singleton since the class is stateless. + */ public class CallbackHandlerImpl implements CallbackHandler { private static final Log log = LogFactory.getLog(CallbackHandlerImpl.class); private static final StringManager sm = StringManager.getManager(CallbackHandlerImpl.class); - private String name; - private Principal principal; - private Subject subject; - private String[] groups; + private static CallbackHandler instance; + + + static { + instance = new CallbackHandlerImpl(); + } + + + public static CallbackHandler getInstance() { + return instance; + } + + + private CallbackHandlerImpl() { + // Hide default constructor + } @Override public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException { + + String name = null; + Principal principal = null; + Subject subject = null; + String[] groups = null; + if (callbacks != null) { // Need to combine data from multiple callbacks so use this to hold // the data @@ -67,7 +88,7 @@ public class CallbackHandlerImpl impleme } // Create the GenericPrincipal - Principal gp = getPrincipal(); + Principal gp = getPrincipal(principal, name, groups); if (subject != null && gp != null) { subject.getPrivateCredentials().add(gp); } @@ -75,12 +96,11 @@ public class CallbackHandlerImpl impleme } - private Principal getPrincipal() { + private Principal getPrincipal(Principal principal, String name, String[] groups) { // If the Principal is cached in the session JASPIC may simply return it if (principal instanceof GenericPrincipal) { return principal; } - String name = this.name; if (name == null && principal != null) { name = principal.getName(); } 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=1743023&r1=1743022&r2=1743023&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml (original) +++ tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml Mon May 9 18:21:45 2016 @@ -196,6 +196,10 @@ Do not trigger unnecessary session ID changes when using JASPIC and the user is authenticated using cached credentials. (markt) </fix> + <fix> + <bug>59437</bug>: Ensure that the JASPIC <code>CallbackHandler</code> is + thread-safe. (markt) + </fix> </changelog> </subsection> <subsection name="Coyote"> --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org