1 /*
2 * Copyright (c) 1997-2006 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 acknowledgment:
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 *
40 * File: am-utils/fsinfo/wr_bparam.c
41 *
42 */
43
44 #ifdef HAVE_CONFIG_H
45 # include <config.h>
46 #endif /* HAVE_CONFIG_H */
47 #include <am_defs.h>
48 #include <fsi_data.h>
49 #include <fsinfo.h>
50
51
52 /*
53 * Write a host/path in NFS format
54 */
55 static int
write_nfsname(FILE * ef,fsmount * fp,char * hn)56 write_nfsname(FILE *ef, fsmount *fp, char *hn)
57 {
58 int errors = 0;
59 char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
60
61 domain_strip(h, hn);
62 fprintf(ef, "%s:%s", h, fp->f_volname);
63 XFREE(h);
64 return errors;
65 }
66
67
68 /*
69 * Write a bootparams entry for a host
70 */
71 static int
write_boot_info(FILE * ef,host * hp)72 write_boot_info(FILE *ef, host *hp)
73 {
74 int errors = 0;
75
76 fprintf(ef, "%s\troot=", hp->h_hostname);
77 errors += write_nfsname(ef, hp->h_netroot, hp->h_hostname);
78 fputs(" swap=", ef);
79 errors += write_nfsname(ef, hp->h_netswap, hp->h_hostname);
80 fputs("\n", ef);
81
82 return 0;
83 }
84
85
86 /*
87 * Output a bootparams file
88 */
89 int
write_bootparams(qelem * q)90 write_bootparams(qelem *q)
91 {
92 int errors = 0;
93
94 if (bootparams_pref) {
95 FILE *ef = pref_open(bootparams_pref, "bootparams", info_hdr, "bootparams");
96 if (ef) {
97 host *hp;
98 ITER(hp, host, q)
99 if (hp->h_netroot && hp->h_netswap)
100 errors += write_boot_info(ef, hp);
101 errors += pref_close(ef);
102 } else {
103 errors++;
104 }
105 }
106
107 return errors;
108 }
109