1 /*	$NetBSD: wr_exportfs.c,v 1.1.1.2 2009/03/20 20:26:55 christos Exp $	*/
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 }
110