META-4203 Get roles for users from Ranger authz

(cherry picked from commit 921e82fe57bc62054cfebabd1d90cb39eb8d1a24)
(cherry picked from commit facb302)

Author: nikhilbonte21

auth-plugin-atlas/src/main/java/org/apache/atlas/authorization/atlas/authorizer/RangerAtlasAuthorizer.java

@@ -527,13 +527,12 @@ public AtlasAccessorResponse getAccessors(AtlasTypeAccessRequest request) {
     }
 
     @Override
-    public Set<String> getRolesForCurrentUser() {
+    public Set<String> getRolesForCurrentUser(String userName, Set<String> groups) {
         Set<String> ret = new HashSet<>();
 
         RangerBasePlugin plugin = atlasPlugin;
-        String userName = getCurrentUserName();
 
-        ret = plugin.getRolesFromUserAndGroups(userName, getCurrentUserGroups());
+        ret = plugin.getRolesFromUserAndGroups(userName, groups);
 
         return ret;
     }

authorization/src/main/java/org/apache/atlas/authorize/AtlasAuthorizationUtils.java

@@ -262,7 +262,7 @@ public static Set<String> getRolesForCurrentUser() throws AtlasBaseException {
                 throw new AtlasAuthorizationException("Authorizer is null");
             }
 
-            ret = authorizer.getRolesForCurrentUser();
+            ret = authorizer.getRolesForCurrentUser(getCurrentUserName(), getCurrentUserGroups());
         } catch (AtlasAuthorizationException e) {
             LOG.error("Unable to obtain AtlasAuthorizer", e);
         }

authorization/src/main/java/org/apache/atlas/authorize/AtlasAuthorizer.java

@@ -67,7 +67,7 @@ public interface AtlasAuthorizer {
 
     AtlasAccessorResponse getAccessors(AtlasTypeAccessRequest request);
 
-    default Set<String> getRolesForCurrentUser() {
+    default Set<String> getRolesForCurrentUser(String userName, Set<String> groups) {
         return null;
     }