auth LUA createForward: accept any length of prefix for the hex address

diff --git a/pdns/lua-record.cc b/pdns/lua-record.cc
index d221ce92be0b3e0811d8f5010da3dfd99e541c68..e231da745ba67c1bd1d26e642e47d1cbbbeea659 100644 (file)
--- a/pdns/lua-record.cc
+++ b/pdns/lua-record.cc
@@ -705,7 +705,7 @@ static void setupLuaRecords(LuaContext& lua)
           }
           ret.resize(ret.size() - 1); // remove trailing dot after last octet
           return ret;
-        } else if(parts[0].length() == 10 && sscanf(parts[0].c_str()+2, "%02x%02x%02x%02x", &x1, &x2, &x3, &x4)==4) {
+        } else if(parts[0].length() >= 8 && sscanf(parts[0].c_str()+(parts[0].length()-8), "%02x%02x%02x%02x", &x1, &x2, &x3, &x4)==4) {
           return std::to_string(x1)+"."+std::to_string(x2)+"."+std::to_string(x3)+"."+std::to_string(x4);
         }
       }