Author: schultz Date: Thu Mar 8 17:34:53 2012 New Revision: 1298479 URL: http://svn.apache.org/viewvc?rev=1298479&view=rev Log: Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=52500 Added configurable mechanism to retrieve user names from X509 client certificates. Based on a patch provided by Michael Furman.
Added: tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/X509SubjectDnRetriever.java - copied unchanged from r1298476, tomcat/trunk/java/org/apache/catalina/realm/X509SubjectDnRetriever.java tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/X509UsernameRetriever.java - copied unchanged from r1298476, tomcat/trunk/java/org/apache/catalina/realm/X509UsernameRetriever.java Modified: tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/LocalStrings.properties tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/RealmBase.java tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml tomcat/tc7.0.x/trunk/webapps/docs/config/realm.xml Modified: tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/LocalStrings.properties URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/LocalStrings.properties?rev=1298479&r1=1298478&r2=1298479&view=diff ============================================================================== --- tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/LocalStrings.properties (original) +++ tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/LocalStrings.properties Thu Mar 8 17:34:53 2012 @@ -76,6 +76,11 @@ realmBase.authenticateFailure=Username { realmBase.authenticateSuccess=Username {0} successfully authenticated realmBase.gssNameFail=Failed to extract name from established GSSContext userDatabaseRealm.authenticateError=Login configuration error authenticating username {0} +realmBase.gotX509Username=Got user name from X509 certificate: {0} +realmBase.createUsernameRetriever.ClassCastException=Class {0} is not an X509UsernameRetriever. +realmBase.createUsernameRetriever.ClassNotFoundException=Cannot find class {0}. +realmBase.createUsernameRetriever.InstantiationException=Cannot create object of type {0}. +realmBase.createUsernameRetriever.IllegalAccessException=Cannot create object of type {0}. userDatabaseRealm.lookup=Exception looking up UserDatabase under key {0} userDatabaseRealm.noDatabase=No UserDatabase component found under key {0} userDatabaseRealm.noEngine=No Engine component found in container hierarchy Modified: tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/RealmBase.java URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/RealmBase.java?rev=1298479&r1=1298478&r2=1298479&view=diff ============================================================================== --- tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/RealmBase.java (original) +++ tomcat/tc7.0.x/trunk/java/org/apache/catalina/realm/RealmBase.java Thu Mar 8 17:34:53 2012 @@ -148,6 +148,11 @@ public abstract class RealmBase extends /** + * The object that will extract user names from X509 client certificates. + */ + protected X509UsernameRetriever x509UsernameRetriever; + + /** * The all role mode. */ protected AllRolesMode allRolesMode = AllRolesMode.STRICT_MODE; @@ -288,6 +293,29 @@ public abstract class RealmBase extends } + /** + * Gets the name of the class that will be used to extract user names + * from X509 client certificates. + * @return The name of the class that will be used to extract user names + * from X509 client certificates. + */ + public String getX509UsernameRetrieverClassName() + { + return x509UsernameRetrieverClassName; + } + + /** + * Sets the name of the class that will be used to extract user names + * from X509 client certificates. The class must implement + * {@see X509UsernameRetriever}. + * + * @param className The name of the class that will be used to extract user names + * from X509 client certificates. + */ + public void setX509UsernameRetrieverClassName(String className) + { + this.x509UsernameRetrieverClassName = className; + } public boolean isStripRealmForGss() { return stripRealmForGss; @@ -1056,6 +1084,8 @@ public abstract class RealmBase extends if (container != null) { this.containerLog = container.getLogger(); } + + x509UsernameRetriever = createUsernameRetriever(x509UsernameRetrieverClassName); } /** @@ -1213,7 +1243,12 @@ public abstract class RealmBase extends * Return the Principal associated with the given certificate. */ protected Principal getPrincipal(X509Certificate usercert) { - return(getPrincipal(usercert.getSubjectDN().getName())); + String username = x509UsernameRetriever.getUsername(usercert); + + if(log.isDebugEnabled()) + log.debug(sm.getString("realmBase.gotX509Username", username)); + + return(getPrincipal(username)); } @@ -1413,4 +1448,23 @@ public abstract class RealmBase extends } } + private static X509UsernameRetriever createUsernameRetriever(String className) + throws LifecycleException { + if(null == className || "".equals(className.trim())) + return new X509SubjectDnRetriever(); + + try { + @SuppressWarnings("unchecked") + Class<? extends X509UsernameRetriever> clazz = (Class<? extends X509UsernameRetriever>)Class.forName(className); + return (X509UsernameRetriever)clazz.newInstance(); + } catch (ClassNotFoundException e) { + throw new LifecycleException(sm.getString("realmBase.createUsernameRetriever.ClassNotFoundException", className), e); + } catch (InstantiationException e) { + throw new LifecycleException(sm.getString("realmBase.createUsernameRetriever.InstantiationException", className), e); + } catch (IllegalAccessException e) { + throw new LifecycleException(sm.getString("realmBase.createUsernameRetriever.IllegalAccessException", className), e); + } catch (ClassCastException e) { + throw new LifecycleException(sm.getString("realmBase.createUsernameRetriever.ClassCastException", className), e); + } + } } Modified: tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?rev=1298479&r1=1298478&r2=1298479&view=diff ============================================================================== --- tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml (original) +++ tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml Thu Mar 8 17:34:53 2012 @@ -68,6 +68,11 @@ during an asynchronous request on a container thread. (markt) </fix> <fix> + <bug>52500</bug>: Added configurable mechanism to retrieve user names + from X509 client certificates. Based on a patch provided by + Michael Furman. (schultz) + </fix>fix> + <fix> <bug>52719</bug>: Fix a theoretical resource leak in the JAR validation that checks for non-permitted classes in web application JARs. (markt) </fix> Modified: tomcat/tc7.0.x/trunk/webapps/docs/config/realm.xml URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/config/realm.xml?rev=1298479&r1=1298478&r2=1298479&view=diff ============================================================================== --- tomcat/tc7.0.x/trunk/webapps/docs/config/realm.xml (original) +++ tomcat/tc7.0.x/trunk/webapps/docs/config/realm.xml Thu Mar 8 17:34:53 2012 @@ -188,6 +188,14 @@ attributes.</p> </attribute> + <attribute name="X509UsernameRetrieverClassName" required="false"> + <p>When using X509 client certificates, this specifies the class name + that will be used to retrieve the user name from the certificate. + The class must implement the + <code>org.apache.catalina.realm.X509UsernameRetriever</code> + interface. The default is to use the certificate's SubjectDN + as the username.</p> + </attribute> </attributes> <p>See the <a href="../realm-howto.html">Container-Managed Security Guide</a> for more @@ -288,6 +296,14 @@ attributes.</p> </attribute> + <attribute name="X509UsernameRetrieverClassName" required="false"> + <p>When using X509 client certificates, this specifies the class name + that will be used to retrieve the user name from the certificate. + The class must implement the + <code>org.apache.catalina.realm.X509UsernameRetriever</code> + interface. The default is to use the certificate's SubjectDN + as the username.</p> + </attribute> </attributes> <p>See the <a href="../realm-howto.html#DataSourceRealm"> @@ -575,6 +591,14 @@ expression.</p> </attribute> + <attribute name="X509UsernameRetrieverClassName" required="false"> + <p>When using X509 client certificates, this specifies the class name + that will be used to retrieve the user name from the certificate. + The class must implement the + <code>org.apache.catalina.realm.X509UsernameRetriever</code> + interface. The default is to use the certificate's SubjectDN + as the username.</p> + </attribute> </attributes> <p>See the <a href="../realm-howto.html">Container-Managed Security Guide</a> for more @@ -611,6 +635,14 @@ and role information.</p> </attribute> + <attribute name="X509UsernameRetrieverClassName" required="false"> + <p>When using X509 client certificates, this specifies the class name + that will be used to retrieve the user name from the certificate. + The class must implement the + <code>org.apache.catalina.realm.X509UsernameRetriever</code> + interface. The default is to use the certificate's SubjectDN + as the username.</p> + </attribute> </attributes> <p>See the @@ -668,6 +700,14 @@ name. If not specified, the default is <code>true</code>.</p> </attribute> + <attribute name="X509UsernameRetrieverClassName" required="false"> + <p>When using X509 client certificates, this specifies the class name + that will be used to retrieve the user name from the certificate. + The class must implement the + <code>org.apache.catalina.realm.X509UsernameRetriever</code> + interface. The default is to use the certificate's SubjectDN + as the username.</p> + </attribute> </attributes> <p>The XML document referenced by the <code>pathname</code> attribute must @@ -765,6 +805,14 @@ <code>false</code>.</p> </attribute> + <attribute name="X509UsernameRetrieverClassName" required="false"> + <p>When using X509 client certificates, this specifies the class name + that will be used to retrieve the user name from the certificate. + The class must implement the + <code>org.apache.catalina.realm.X509UsernameRetriever</code> + interface. The default is to use the certificate's SubjectDN + as the username.</p> + </attribute> </attributes> <p>See the <a href="../realm-howto.html">Container-Managed Security --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org