s4-drs: added support for DRSUAPI_EXOP_REPL_OBJ

this extended getncchanges operation replicates a single object

diff --git a/source4/rpc_server/drsuapi/getncchanges.c b/source4/rpc_server/drsuapi/getncchanges.c
index 8e2bf8e8b20b491b78897f4ce1506b16a165f969..408aee1b46a897f00bb67d7b29cf35b5b8d3ec7e 100644 (file)
--- a/source4/rpc_server/drsuapi/getncchanges.c
+++ b/source4/rpc_server/drsuapi/getncchanges.c
@@ -911,6 +911,27 @@ failed:
        return WERR_DS_DRA_BAD_DN;
 }
 
+
+/*
+  handle a DRSUAPI_EXOP_REPL_OBJ call
+ */
+static WERROR getncchanges_repl_obj(struct drsuapi_bind_state *b_state,
+                                   TALLOC_CTX *mem_ctx,
+                                   struct drsuapi_DsGetNCChangesRequest8 *req8,
+                                   struct dom_sid *user_sid,
+                                   struct drsuapi_DsGetNCChangesCtr6 *ctr6)
+{
+       struct drsuapi_DsReplicaObjectIdentifier *ncRoot = req8->naming_context;
+
+       DEBUG(3,(__location__ ": DRSUAPI_EXOP_REPL_OBJ extended op on %s\n",
+                drs_ObjectIdentifier_to_string(mem_ctx, ncRoot)));
+
+       ctr6->extended_ret = DRSUAPI_EXOP_ERR_SUCCESS;
+       req8->highwatermark.highest_usn = 0;
+       return WERR_OK;
+}
+
+
 /*
   handle DRSUAPI_EXOP_FSMO_REQ_ROLE,
   DRSUAPI_EXOP_FSMO_RID_REQ_ROLE,
@@ -1204,8 +1225,14 @@ WERROR dcesrv_drsuapi_DsGetNCChanges(struct dcesrv_call_state *dce_call, TALLOC_
                        werr = getncchanges_change_master(b_state, mem_ctx, req8, &r->out.ctr->ctr6);
                        W_ERROR_NOT_OK_RETURN(werr);
                        break;
-               case DRSUAPI_EXOP_FSMO_ABANDON_ROLE:
                case DRSUAPI_EXOP_REPL_OBJ:
+                       werr = getncchanges_repl_obj(b_state, mem_ctx, req8, user_sid, &r->out.ctr->ctr6);
+                       r->out.result = werr;
+                       W_ERROR_NOT_OK_RETURN(werr);
+                       break;
+
+               case DRSUAPI_EXOP_FSMO_ABANDON_ROLE:
+
                        DEBUG(0,(__location__ ": Request for DsGetNCChanges unsupported extended op 0x%x\n",
                                 (unsigned)req8->extended_op));
                        return WERR_DS_DRA_NOT_SUPPORTED;
@@ -1235,6 +1262,10 @@ WERROR dcesrv_drsuapi_DsGetNCChanges(struct dcesrv_call_state *dce_call, TALLOC_
                enum ldb_scope scope = LDB_SCOPE_SUBTREE;
                const char *extra_filter;
 
+               if (req8->extended_op == DRSUAPI_EXOP_REPL_OBJ) {
+                       scope = LDB_SCOPE_BASE;
+               }
+
                extra_filter = lpcfg_parm_string(dce_call->conn->dce_ctx->lp_ctx, NULL, "drs", "object filter");
 
                getnc_state->min_usn = req8->highwatermark.highest_usn;