wr_exportfs.c revision 38494 
1/*
2 * Copyright (c) 1997-1998 Erez Zadok
3 * Copyright (c) 1989 Jan-Simon Pendry
4 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
5 * Copyright (c) 1989 The Regents of the University of California.
6 * All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Jan-Simon Pendry at Imperial College, London.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 * 3. All advertising materials mentioning features or use of this software
20 *    must display the following acknowledgement:
21 *      This product includes software developed by the University of
22 *      California, Berkeley and its contributors.
23 * 4. Neither the name of the University nor the names of its contributors
24 *    may be used to endorse or promote products derived from this software
25 *    without specific prior written permission.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * SUCH DAMAGE.
38 *
39 *      %W% (Berkeley) %G%
40 *
41 * $Id: wr_exportfs.c,v 5.2.2.1 1992/02/09 15:09:48 jsp beta $
42 *
43 */
44
45#ifdef HAVE_CONFIG_H
46# include <config.h>
47#endif /* HAVE_CONFIG_H */
48#include <am_defs.h>
49#include <fsi_data.h>
50#include <fsinfo.h>
51
52
53static int
54write_export_info(FILE *ef, qelem *q, int errors)
55{
56  fsi_mount *mp;
57
58  ITER(mp, fsi_mount, q) {
59    if (mp->m_mask & (1 << DM_EXPORTFS))
60      fprintf(ef, "%s\t%s\n", mp->m_volname, mp->m_exportfs);
61    if (mp->m_mount)
62      errors += write_export_info(ef, mp->m_mount, 0);
63  }
64
65  return errors;
66}
67
68
69static int
70write_dkexports(FILE *ef, qelem *q)
71{
72  int errors = 0;
73  disk_fs *dp;
74
75  ITER(dp, disk_fs, q) {
76    if (dp->d_mount)
77      errors += write_export_info(ef, dp->d_mount, 0);
78  }
79
80  return errors;
81}
82
83
84int
85write_exportfs(qelem *q)
86{
87  int errors = 0;
88
89  if (exportfs_pref) {
90    host *hp;
91
92    show_area_being_processed("write exportfs", 5);
93    ITER(hp, host, q) {
94      if (hp->h_disk_fs) {
95	FILE *ef = pref_open(exportfs_pref, hp->h_hostname, gen_hdr, hp->h_hostname);
96	if (ef) {
97	  show_new(hp->h_hostname);
98	  errors += write_dkexports(ef, hp->h_disk_fs);
99	  errors += pref_close(ef);
100	} else {
101	  errors++;
102	}
103      }
104    }
105  }
106
107  return errors;
108}
109