xfnts_start Method Code Listing

The RGM runs the Start method on a cluster node when the resource group that contains the data service resource is brought online on that node. The RGM also does so when the resource is enabled. The xfnts_start method activates the xfs daemon on that node.

Example C-6 xfnts_start.c

/*
 * Copyright (c) 1998-2006 by Sun Microsystems, Inc.
 * All rights reserved.
 *
 * xfnts_svc_start.c - Start method for HA-XFS
 */

#pragma ident “@(#)xfnts_svc_start.c 1.13 01/01/18 SMI”

#include <rgm/libdsdev.h>
#include “xfnts.h”

/*
 * The start method for HA-XFS. Does some sanity checks on
 * the resource settings then starts the HA-XFS under PMF with
 * an action script.
 */

int
main(int argc, char *argv[])
{
   scds_handle_t   scds_handle;
   int rc;

   /*
    * Process all the arguments that have been passed to us from RGM
    * and do some initialization for syslog
    */

   if (scds_initialize(&scds_handle, argc, argv) != SCHA_ERR_NOERR)
{
      scds_syslog(LOG_ERR, “Failed to initialize the handle.”);
      return (1);
   }

   /* Validate the configuration and if there is an error return back */
   rc = svc_validate(scds_handle);
   if (rc != 0) {
      scds_syslog(LOG_ERR,
          “Failed to validate configuration.”);
      return (rc);
   }

   /* Start the data service, if it fails return with an error */
   rc = svc_start(scds_handle);
   if (rc != 0) {
      goto finished;
   }

   /* Wait for the service to start up fully */
   scds_syslog_debug(DBG_LEVEL_HIGH,
       “Calling svc_wait to verify that service has started.”);

   rc = svc_wait(scds_handle);

   scds_syslog_debug(DBG_LEVEL_HIGH,
       “Returned from svc_wait”);

   if (rc == 0) {
      scds_syslog(LOG_INFO, “Successfully started the service.”);
   } else {
      scds_syslog(LOG_ERR, “Failed to start the service.”);
   }


finished:
   /* Free up the Environment resources that were allocated */
   scds_close(&scds_handle);

   return (rc);
}