xref: /netbsd-src/external/bsd/am-utils/dist/fsinfo/wr_exportfs.c (revision 8bae5d409deb915cf7c8f0539fae22ff2cb8a313)
1 /*	$NetBSD: wr_exportfs.c,v 1.1.1.3 2015/01/17 16:34:16 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 1997-2014 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. Neither the name of the University nor the names of its contributors
22  *    may be used to endorse or promote products derived from this software
23  *    without specific prior written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  *
37  *
38  * File: am-utils/fsinfo/wr_exportfs.c
39  *
40  */
41 
42 #ifdef HAVE_CONFIG_H
43 # include <config.h>
44 #endif /* HAVE_CONFIG_H */
45 #include <am_defs.h>
46 #include <fsi_data.h>
47 #include <fsinfo.h>
48 
49 
50 static int
write_export_info(FILE * ef,qelem * q,int errors)51 write_export_info(FILE *ef, qelem *q, int errors)
52 {
53   fsi_mount *mp;
54 
55   ITER(mp, fsi_mount, q) {
56     if (mp->m_mask & (1 << DM_EXPORTFS))
57       fprintf(ef, "%s\t%s\n", mp->m_volname, mp->m_exportfs);
58     if (mp->m_mount)
59       errors += write_export_info(ef, mp->m_mount, 0);
60   }
61 
62   return errors;
63 }
64 
65 
66 static int
write_dkexports(FILE * ef,qelem * q)67 write_dkexports(FILE *ef, qelem *q)
68 {
69   int errors = 0;
70   disk_fs *dp;
71 
72   ITER(dp, disk_fs, q) {
73     if (dp->d_mount)
74       errors += write_export_info(ef, dp->d_mount, 0);
75   }
76 
77   return errors;
78 }
79 
80 
81 int
write_exportfs(qelem * q)82 write_exportfs(qelem *q)
83 {
84   int errors = 0;
85 
86   if (exportfs_pref) {
87     host *hp;
88 
89     show_area_being_processed("write exportfs", 5);
90     ITER(hp, host, q) {
91       if (hp->h_disk_fs) {
92 	FILE *ef = pref_open(exportfs_pref, hp->h_hostname, gen_hdr, hp->h_hostname);
93 	if (ef) {
94 	  show_new(hp->h_hostname);
95 	  errors += write_dkexports(ef, hp->h_disk_fs);
96 	  errors += pref_close(ef);
97 	} else {
98 	  errors++;
99 	}
100       }
101     }
102   }
103 
104   return errors;
105 }
106