typedef void (*mongoc_apm_server_opening_cb_t) (

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025               MONGOC_APM_SET_SERVER_OPENING_CB(3)

       • callbacks: A mongoc_apm_callbacks_t.

       • cb:  A  function  to  call  with   a   mongoc_apm_server_opening_t   whenever   the   driver   adds   a
         mongoc_server_description_t for a new server it was not monitoring before.

       SEEALSO:IntroductiontoApplicationPerformanceMonitoring

          typedef void (*mongoc_apm_server_opening_cb_t) (
             const mongoc_apm_server_opening_t *event);

          void
          mongoc_apm_set_server_opening_cb (mongoc_apm_callbacks_t *callbacks,
                                            mongoc_apm_server_opening_cb_t cb);

       Receive  an event notification whenever the driver adds a mongoc_server_description_t for a new server it
       was not monitoring before.