The RGM calls the Update method to notify a running resource that its properties have been changed. The RGM runs Update after an administrative action succeeds in setting properties of a resource or its group.
Example 22 xfnts_update.c#pragma ident "@(#)xfnts_update.c 1.10 01/01/18 SMI" /* * Copyright (c) 1998, 2012, Oracle and/or its affiliates. * All rights reserved. * * xfnts_update.c - Update method for HA-XFS */ #include <stdio.h> #include <stdlib.h> #include <signal.h> #include <rgm/libdsdev.h> /* * Some of the resource properties might have been updated. All such * updatable properties are related to the fault monitor. Hence, just * restarting the monitor should be enough. */ int main(int argc, char *argv[]) { scds_handle_t scds_handle; scha_err_t result; /* Process the arguments passed by RGM and initialize syslog */ if (scds_initialize(&scds_handle, argc, argv) != SCHA_ERR_NOERR) { scds_syslog(LOG_ERR, “Failed to initialize the handle.”); return (1); } /* * check if the Fault monitor is already running and if so stop and * restart it. The second parameter to scds_pmf_restart_fm() uniquely * identifies the instance of the fault monitor that needs to be * restarted. */ scds_syslog(LOG_INFO, “Restarting the fault monitor.”); result = scds_pmf_restart_fm(scds_handle, 0); if (result != SCHA_ERR_NOERR) { scds_syslog(LOG_ERR, “Failed to restart fault monitor.”); /* Free up all the memory allocated by scds_initialize */ scds_close(&scds_handle); return (1); } scds_syslog(LOG_INFO, “Completed successfully.”); /* Free up all the memory allocated by scds_initialize */ scds_close(&scds_handle); return (0); }