dnsdist: Constify some members for Lua FFI rule

diff --git a/pdns/dnsdistdist/dnsdist-rules.hh b/pdns/dnsdistdist/dnsdist-rules.hh
index 1d70a80845eae9e7f08bc207c090ba68684d89ab..06147fa8b20eb4d59aef6eefb487e3c452300184 100644 (file)
--- a/pdns/dnsdistdist/dnsdist-rules.hh
+++ b/pdns/dnsdistdist/dnsdist-rules.hh
@@ -1230,8 +1230,8 @@ private:
 
   static std::atomic<uint64_t> s_functionsCounter;
   static thread_local std::map<uint64_t, PerThreadState> t_perThreadStates;
-  std::string d_functionCode;
-  uint64_t d_functionID;
+  const std::string d_functionCode;
+  const uint64_t d_functionID;
 };
 
 class ProxyProtocolValueRule : public DNSRule