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Posted to dev@tomcat.apache.org by ma...@apache.org on 2016/06/16 12:48:16 UTC

svn commit: r1748715 - in /tomcat/trunk: java/org/apache/catalina/filters/ java/org/apache/catalina/valves/ webapps/docs/

Author: markt
Date: Thu Jun 16 12:48:16 2016
New Revision: 1748715

URL: http://svn.apache.org/viewvc?rev=1748715&view=rev
Log:
Fix https://bz.apache.org/bugzilla/show_bug.cgi?id=57705
Add debug logging for requests denied by the remote host and remote address valves and filters. Based on a patch by Graham Leggett.

Modified:
    tomcat/trunk/java/org/apache/catalina/filters/LocalStrings.properties
    tomcat/trunk/java/org/apache/catalina/filters/RequestFilter.java
    tomcat/trunk/java/org/apache/catalina/valves/LocalStrings.properties
    tomcat/trunk/java/org/apache/catalina/valves/RemoteAddrValve.java
    tomcat/trunk/java/org/apache/catalina/valves/RemoteHostValve.java
    tomcat/trunk/java/org/apache/catalina/valves/RequestFilterValve.java
    tomcat/trunk/webapps/docs/changelog.xml

Modified: tomcat/trunk/java/org/apache/catalina/filters/LocalStrings.properties
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/filters/LocalStrings.properties?rev=1748715&r1=1748714&r2=1748715&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/filters/LocalStrings.properties (original)
+++ tomcat/trunk/java/org/apache/catalina/filters/LocalStrings.properties Thu Jun 16 12:48:16 2016
@@ -47,4 +47,6 @@ expiresFilter.invalidDurationUnit=Invali
 httpHeaderSecurityFilter.committed=Unable to add HTTP headers since response is already committed on entry to the HTTP header security Filter
 httpHeaderSecurityFilter.clickjack.invalid=An invalid value [{0}] was specified for the anti click-jacking header
 
+requestFilter.deny=Denied request for [{0}] based on property [{1}]
+
 restCsrfPreventionFilter.invalidNonce=CSRF nonce validation failed
\ No newline at end of file

Modified: tomcat/trunk/java/org/apache/catalina/filters/RequestFilter.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/filters/RequestFilter.java?rev=1748715&r1=1748714&r2=1748715&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/filters/RequestFilter.java (original)
+++ tomcat/trunk/java/org/apache/catalina/filters/RequestFilter.java Thu Jun 16 12:48:16 2016
@@ -24,6 +24,7 @@ import javax.servlet.FilterChain;
 import javax.servlet.ServletException;
 import javax.servlet.ServletRequest;
 import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
 /**
@@ -204,6 +205,10 @@ public abstract class RequestFilter exte
             chain.doFilter(request, response);
         } else {
             if (response instanceof HttpServletResponse) {
+                if (getLogger().isDebugEnabled()) {
+                    getLogger().debug(sm.getString("requestFilter.deny",
+                            ((HttpServletRequest) request).getRequestURI(), property));
+                }
                 ((HttpServletResponse) response).sendError(denyStatus);
             } else {
                 sendErrorWhenNotHttp(response);

Modified: tomcat/trunk/java/org/apache/catalina/valves/LocalStrings.properties
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/valves/LocalStrings.properties?rev=1748715&r1=1748714&r2=1748715&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/valves/LocalStrings.properties (original)
+++ tomcat/trunk/java/org/apache/catalina/valves/LocalStrings.properties Thu Jun 16 12:48:16 2016
@@ -46,6 +46,7 @@ remoteIpValve.invalidPortHeader=Invalid
 
 # Request filter valve - RemoteAddrValve, RemoteHostValve
 requestFilterValve.configInvalid=One or more invalid configuration settings were provided for the Remote[Addr|Host]Valve which prevented the Valve and its parent containers from starting
+requestFilterValve.deny=Denied request for [{0}] based on property [{1}]
 
 sslValve.certError=Failed to process certificate string [{0}] to create a java.security.cert.X509Certificate object
 sslValve.invalidProvider=The SSL provider specified on the connector associated with this request of [{0}] is invalid. The certificate data could not be processed.

Modified: tomcat/trunk/java/org/apache/catalina/valves/RemoteAddrValve.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/valves/RemoteAddrValve.java?rev=1748715&r1=1748714&r2=1748715&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/valves/RemoteAddrValve.java (original)
+++ tomcat/trunk/java/org/apache/catalina/valves/RemoteAddrValve.java Thu Jun 16 12:48:16 2016
@@ -23,6 +23,8 @@ import javax.servlet.ServletException;
 
 import org.apache.catalina.connector.Request;
 import org.apache.catalina.connector.Response;
+import org.apache.juli.logging.Log;
+import org.apache.juli.logging.LogFactory;
 
 
 /**
@@ -34,6 +36,9 @@ import org.apache.catalina.connector.Res
  */
 public final class RemoteAddrValve extends RequestFilterValve {
 
+    private static final Log log = LogFactory.getLog(RemoteAddrValve.class);
+
+
     // ----------------------------------------------------- Instance Variables
 
     /**
@@ -72,22 +77,8 @@ public final class RemoteAddrValve exten
 
     // --------------------------------------------------------- Public Methods
 
-    /**
-     * Extract the desired request property, and pass it (along with the
-     * specified request and response objects) to the protected
-     * <code>process()</code> method to perform the actual filtering.
-     * This method must be implemented by a concrete subclass.
-     *
-     * @param request The servlet request to be processed
-     * @param response The servlet response to be created
-     *
-     * @exception IOException if an input/output error occurs
-     * @exception ServletException if a servlet error occurs
-     */
     @Override
-    public void invoke(Request request, Response response)
-        throws IOException, ServletException {
-
+    public void invoke(Request request, Response response) throws IOException, ServletException {
         String property;
         if (addConnectorPort) {
             property = request.getRequest().getRemoteAddr() + ";" + request.getConnector().getPort();
@@ -95,6 +86,12 @@ public final class RemoteAddrValve exten
             property = request.getRequest().getRemoteAddr();
         }
         process(property, request, response);
+    }
+
 
+
+    @Override
+    protected Log getLog() {
+        return log;
     }
 }

Modified: tomcat/trunk/java/org/apache/catalina/valves/RemoteHostValve.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/valves/RemoteHostValve.java?rev=1748715&r1=1748714&r2=1748715&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/valves/RemoteHostValve.java (original)
+++ tomcat/trunk/java/org/apache/catalina/valves/RemoteHostValve.java Thu Jun 16 12:48:16 2016
@@ -16,14 +16,14 @@
  */
 package org.apache.catalina.valves;
 
-
 import java.io.IOException;
 
 import javax.servlet.ServletException;
 
 import org.apache.catalina.connector.Request;
 import org.apache.catalina.connector.Response;
-
+import org.apache.juli.logging.Log;
+import org.apache.juli.logging.LogFactory;
 
 /**
  * Concrete implementation of <code>RequestFilterValve</code> that filters
@@ -34,6 +34,9 @@ import org.apache.catalina.connector.Res
  */
 public final class RemoteHostValve extends RequestFilterValve {
 
+    private static final Log log = LogFactory.getLog(RemoteHostValve.class);
+
+
     // ----------------------------------------------------- Instance Variables
 
     /**
@@ -71,22 +74,8 @@ public final class RemoteHostValve exten
 
     // --------------------------------------------------------- Public Methods
 
-    /**
-     * Extract the desired request property, and pass it (along with the
-     * specified request and response objects) to the protected
-     * <code>process()</code> method to perform the actual filtering.
-     * This method must be implemented by a concrete subclass.
-     *
-     * @param request The servlet request to be processed
-     * @param response The servlet response to be created
-     *
-     * @exception IOException if an input/output error occurs
-     * @exception ServletException if a servlet error occurs
-     */
     @Override
-    public void invoke(Request request, Response response)
-        throws IOException, ServletException {
-
+    public void invoke(Request request, Response response) throws IOException, ServletException {
         String property;
         if (addConnectorPort) {
             property = request.getRequest().getRemoteHost() + ";" + request.getConnector().getPort();
@@ -94,6 +83,11 @@ public final class RemoteHostValve exten
             property = request.getRequest().getRemoteHost();
         }
         process(property, request, response);
+    }
+
 
+    @Override
+    protected Log getLog() {
+        return log;
     }
 }

Modified: tomcat/trunk/java/org/apache/catalina/valves/RequestFilterValve.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/valves/RequestFilterValve.java?rev=1748715&r1=1748714&r2=1748715&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/valves/RequestFilterValve.java (original)
+++ tomcat/trunk/java/org/apache/catalina/valves/RequestFilterValve.java Thu Jun 16 12:48:16 2016
@@ -27,6 +27,7 @@ import org.apache.catalina.Context;
 import org.apache.catalina.LifecycleException;
 import org.apache.catalina.connector.Request;
 import org.apache.catalina.connector.Response;
+import org.apache.juli.logging.Log;
 
 /**
  * Implementation of a Valve that performs filtering based on comparing the
@@ -319,12 +320,19 @@ public abstract class RequestFilterValve
             return;
         }
 
+        if (getLog().isDebugEnabled()) {
+            getLog().debug(sm.getString("requestFilterValve.deny",
+                    request.getRequestURI(), property));
+        }
+
         // Deny this request
         denyRequest(request, response);
-
     }
 
 
+    protected abstract Log getLog();
+
+
     /**
      * Reject the request that was denied by this valve.
      * <p>If <code>invalidAuthenticationWhenDeny</code> is true

Modified: tomcat/trunk/webapps/docs/changelog.xml
URL: http://svn.apache.org/viewvc/tomcat/trunk/webapps/docs/changelog.xml?rev=1748715&r1=1748714&r2=1748715&view=diff
==============================================================================
--- tomcat/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/trunk/webapps/docs/changelog.xml Thu Jun 16 12:48:16 2016
@@ -48,6 +48,11 @@
   <subsection name="Catalina">
     <changelog>
       <fix>
+        <bug>57705</bug>: Add debug logging for requests denied by the remote
+        host and remote address valves and filters. Based on a patch by Graham
+        Leggett. (markt)
+      </fix>
+      <fix>
         Correct a regression in the fix for <bug>58588</bug> that removed the
         entire <code>org.apache.juli</code> package from the embedded JARs
         rendering them unusable. (markt)



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