external/bsd/am-utils/dist/fsinfo/wr_exportfs.c

   1 /*      $NetBSD$        */
   2
   3 /*
   4  * Copyright (c) 1997-2009 Erez Zadok
   5  * Copyright (c) 1989 Jan-Simon Pendry
   6  * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
   7  * Copyright (c) 1989 The Regents of the University of California.
   8  * All rights reserved.
   9  *
  10  * This code is derived from software contributed to Berkeley by
  11  * Jan-Simon Pendry at Imperial College, London.
  12  *
  13  * Redistribution and use in source and binary forms, with or without
  14  * modification, are permitted provided that the following conditions
  15  * are met:
  16  * 1. Redistributions of source code must retain the above copyright
  17  *    notice, this list of conditions and the following disclaimer.
  18  * 2. Redistributions in binary form must reproduce the above copyright
  19  *    notice, this list of conditions and the following disclaimer in the
  20  *    documentation and/or other materials provided with the distribution.
  21  * 3. All advertising materials mentioning features or use of this software
  22  *    must display the following acknowledgment:
  23  *      This product includes software developed by the University of
  24  *      California, Berkeley and its contributors.
  25  * 4. Neither the name of the University nor the names of its contributors
  26  *    may be used to endorse or promote products derived from this software
  27  *    without specific prior written permission.
  28  *
  29  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  30  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  31  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  32  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  33  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  34  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  35  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  36  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  37  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  38  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  39  * SUCH DAMAGE.
  40  *
  41  *
  42  * File: am-utils/fsinfo/wr_exportfs.c
  43  *
  44  */
  45
  46 #ifdef HAVE_CONFIG_H
  47 # include <config.h>
  48 #endif /* HAVE_CONFIG_H */
  49 #include <am_defs.h>
  50 #include <fsi_data.h>
  51 #include <fsinfo.h>
  52
  53
  54 static int
  55 write_export_info(FILE *ef, qelem *q, int errors)
  56 {
  57   fsi_mount *mp;
  58
  59   ITER(mp, fsi_mount, q) {
  60     if (mp->m_mask & (1 << DM_EXPORTFS))
  61       fprintf(ef, "%s\t%s\n", mp->m_volname, mp->m_exportfs);
  62     if (mp->m_mount)
  63       errors += write_export_info(ef, mp->m_mount, 0);
  64   }
  65
  66   return errors;
  67 }
  68
  69
  70 static int
  71 write_dkexports(FILE *ef, qelem *q)
  72 {
  73   int errors = 0;
  74   disk_fs *dp;
  75
  76   ITER(dp, disk_fs, q) {
  77     if (dp->d_mount)
  78       errors += write_export_info(ef, dp->d_mount, 0);
  79   }
  80
  81   return errors;
  82 }
  83
  84
  85 int
  86 write_exportfs(qelem *q)
  87 {
  88   int errors = 0;
  89
  90   if (exportfs_pref) {
  91     host *hp;
  92
  93     show_area_being_processed("write exportfs", 5);
  94     ITER(hp, host, q) {
  95       if (hp->h_disk_fs) {
  96         FILE *ef = pref_open(exportfs_pref, hp->h_hostname, gen_hdr, hp->h_hostname);
  97         if (ef) {
  98           show_new(hp->h_hostname);
  99           errors += write_dkexports(ef, hp->h_disk_fs);
 100           errors += pref_close(ef);
 101         } else {
 102           errors++;
 103         }
 104       }
 105     }
 106   }
 107
 108   return errors;
 109 }