SOLR-7648: Expose remote IP and Host via the AuthorizationContext to be used by the authorization plugin.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1684299 13f79535-47bb-0310-9956-ffa450edef68

solr/CHANGES.txt

@@ -174,6 +174,12 @@ Bug Fixes
 * SOLR-7588: Fix javascript bug introduced by SOLR-7409 that breaks the
   dataimport screen in the admin UI. (Bill Bell via Shawn Heisey)
 
+Other Changes
+----------------------
+
+* SOLR-7648: Expose remote IP and Host via the AuthorizationContext to be used by the authorization plugin.
+  (Ishan Chattopadhyaya via Anshum Gupta)
+
 ==================  5.2.0 ==================
 
 Consult the LUCENE_CHANGES.txt file for additional, low level, changes in this release

solr/core/src/java/org/apache/solr/security/AuthorizationContext.java

@@ -44,6 +44,10 @@ public abstract class AuthorizationContext {
   
   public abstract Enumeration getHeaderNames();
 
+  public abstract String getRemoteAddr();
+
+  public abstract String getRemoteHost();
+
   public abstract List<CollectionRequest> getCollectionRequests() ;
   
   public abstract RequestType getRequestType();

solr/core/src/java/org/apache/solr/servlet/HttpSolrCall.java

@@ -50,6 +50,7 @@ import java.util.Set;
  * limitations under the License.
  */
 
+
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
@@ -982,6 +983,16 @@ public class HttpSolrCall {
         response.append("], Path: [").append(resource).append("]");
         return response.toString();
       }
+
+      @Override
+      public String getRemoteAddr() {
+        return getReq().getRemoteAddr();
+      }
+
+      @Override
+      public String getRemoteHost() {
+        return getReq().getRemoteHost();
+      }
     };
 
   }