mnt_Umnt.c

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/*
 * vim:expandtab:shiftwidth=8:tabstop=8:
 *
 * Copyright CEA/DAM/DIF  (2008)
 * contributeur : Philippe DENIEL   philippe.deniel@cea.fr
 *                Thomas LEIBOVICI  thomas.leibovici@cea.fr
 *
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * ---------------------------------------
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#ifdef _SOLARIS
#include "solaris_port.h"
#endif

#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <fcntl.h>
#include <sys/file.h>           /* for having FNDELAY */
#include "HashData.h"
#include "HashTable.h"
#include "log.h"
#include "nfs23.h"
#include "nfs4.h"
#include "nfs_core.h"
#include "cache_inode.h"
#include "nfs_exports.h"
#include "nfs_creds.h"
#include "nfs_tools.h"
#include "mount.h"
#include "nfs_proto_functions.h"

int mnt_Umnt(nfs_arg_t *parg,
             exportlist_t *pexport,
             fsal_op_context_t *pcontext,
             nfs_worker_data_t *pworker,
             struct svc_req *preq,
             nfs_res_t *pres)
{
  char *hostname;

  LogDebug(COMPONENT_NFSPROTO, "REQUEST PROCESSING: Calling mnt_Umnt path %s",
           parg->arg_mnt);

  /* @todo: BUGAZOMEU; seul AUTHUNIX est supporte */
  hostname = ((struct authunix_parms *)(preq->rq_clntcred))->aup_machname;

  if(hostname == NULL)
    {
      LogCrit(COMPONENT_NFSPROTO, "NULL passed as Umount argument !!!");
      return NFS_REQ_DROP;
    }

  /* TODO: this should actually process the path also.
   * nfs_Remove_MountList_Entry() will need updating also.
   */
  if(!nfs_Remove_MountList_Entry(hostname, NULL))
    {
      LogCrit(COMPONENT_NFSPROTO,
              "UMOUNT: Cannot remove mount entry for client %s", hostname);
    }
  LogInfo(COMPONENT_NFSPROTO,
          "UMOUNT: Client %s was removed from mount list", hostname);

  return NFS_REQ_OK;
}                               /* mnt_Umnt */

void mnt_Umnt_Free(nfs_res_t * pres)
{
  /* Nothing to do */
  return;
}                               /* mnt_Umnt_Free */