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-rw-r--r--source4/rpc_server/drsuapi/getncchanges.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/source4/rpc_server/drsuapi/getncchanges.c b/source4/rpc_server/drsuapi/getncchanges.c
index e06aeed9c2..10965a3e81 100644
--- a/source4/rpc_server/drsuapi/getncchanges.c
+++ b/source4/rpc_server/drsuapi/getncchanges.c
@@ -1483,12 +1483,15 @@ WERROR dcesrv_drsuapi_DsGetNCChanges(struct dcesrv_call_state *dce_call, TALLOC_
time_t start = time(NULL);
bool max_wait_reached = false;
bool has_get_all_changes = false;
+ struct GUID invocation_id;
DCESRV_PULL_HANDLE_WERR(h, r->in.bind_handle, DRSUAPI_BIND_HANDLE);
b_state = h->data;
sam_ctx = b_state->sam_ctx_system?b_state->sam_ctx_system:b_state->sam_ctx;
+ invocation_id = *(samdb_ntds_invocation_id(sam_ctx));
+
*r->out.level_out = 6;
/* TODO: linked attributes*/
r->out.ctr->ctr6.linked_attributes_count = 0;
@@ -1606,6 +1609,18 @@ allowed:
req10->uptodateness_vector = NULL;
}
+ if (GUID_all_zero(&req10->source_dsa_invocation_id)) {
+ req10->source_dsa_invocation_id = invocation_id;
+ }
+
+ if (!GUID_equal(&req10->source_dsa_invocation_id, &invocation_id)) {
+ /*
+ * The given highwatermark is only valid relative to the
+ * specified source_dsa_invocation_id.
+ */
+ ZERO_STRUCT(req10->highwatermark);
+ }
+
getnc_state = b_state->getncchanges_state;
/* see if a previous replication has been abandoned */