1 /* $NetBSD: wr_fstab.c,v 1.1.1.3 2015/01/17 16:34:17 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_fstab.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 #define GENERIC_OS_NAME "generic"
50
51 /* forward definitions */
52 static void write_aix1_dkfstab(FILE *ef, disk_fs *dp);
53 static void write_aix1_dkrmount(FILE *ef, char *hn, fsmount *fp);
54 static void write_aix3_dkfstab(FILE *ef, disk_fs *dp);
55 static void write_aix3_dkrmount(FILE *ef, char *hn, fsmount *fp);
56 static int write_dkfstab(FILE *ef, qelem *q, void (*output) (FILE *, disk_fs *));
57 static int write_dkrmount(FILE *ef, qelem *q, char *hn, void (*output) (FILE *, char *, fsmount *));
58 static void write_generic_dkfstab(FILE *ef, disk_fs *dp);
59 static void write_generic_dkrmount(FILE *ef, char *hn, fsmount *fp);
60 static void write_ultrix_dkfstab(FILE *ef, disk_fs *dp);
61 static void write_ultrix_dkrmount(FILE *ef, char *hn, fsmount *fp);
62
63 /* ----------------------------------------------- */
64
65 static struct os_fstab_type {
66 char *os_name;
67 void (*op_fstab) (FILE *ef, disk_fs *dp);
68 void (*op_mount) (FILE *ef, char *hn, fsmount *fp);
69 } os_tabs[] = {
70
71 {
72 "aix1", write_aix1_dkfstab, write_aix1_dkrmount
73 }, /* AIX 1 */
74 {
75 "aix3", write_aix3_dkfstab, write_aix3_dkrmount
76 }, /* AIX 3 */
77 {
78 "generic", write_generic_dkfstab, write_generic_dkrmount
79 }, /* Generic */
80 {
81 "u2_0", write_ultrix_dkfstab, write_ultrix_dkrmount
82 }, /* Ultrix */
83 {
84 "u3_0", write_ultrix_dkfstab, write_ultrix_dkrmount
85 }, /* Ultrix */
86 {
87 "u4_0", write_ultrix_dkfstab, write_ultrix_dkrmount
88 }, /* Ultrix */
89 {
90 NULL, NULL, NULL
91 }
92 };
93
94
95 /* ---------- AIX 1 ------------------------------ */
96
97 /*
98 * AIX 1 format
99 */
100 static void
write_aix1_dkfstab(FILE * ef,disk_fs * dp)101 write_aix1_dkfstab(FILE *ef, disk_fs *dp)
102 {
103 char *hp = xstrdup(dp->d_host->h_hostname);
104 char *p = strchr(hp, '.');
105
106 if (p)
107 *p = '\0';
108
109 fprintf(ef, "\n%s:\n\tdev = %s\n\tvfs = %s\n\ttype = %s\n\tlog = %s\n\tvol = %s\n\topts = %s\n\tmount = true\n\tcheck = true\n\tfree = false\n",
110 dp->d_mountpt,
111 dp->d_dev,
112 dp->d_fstype,
113 dp->d_fstype,
114 dp->d_log,
115 dp->d_mountpt,
116 dp->d_opts);
117 XFREE(hp);
118 }
119
120
121 static void
write_aix1_dkrmount(FILE * ef,char * hn,fsmount * fp)122 write_aix1_dkrmount(FILE *ef, char *hn, fsmount *fp)
123 {
124 char *h = xstrdup(fp->f_ref->m_dk->d_host->h_hostname);
125 char *hp = xstrdup(h);
126 char *p = strchr(hp, '.');
127
128 if (p)
129 *p = '\0';
130 domain_strip(h, hn);
131 fprintf(ef, "\n%s:\n\tsite = %s\n\tdev = %s:%s\n\tvfs = %s\n\ttype = %s\n\tvol = %s\n\topts = %s\n\tmount = true\n\tcheck = true\n\tfree = false\n",
132 fp->f_localname,
133 hp,
134 h,
135 fp->f_volname,
136 fp->f_fstype,
137 fp->f_fstype,
138 fp->f_localname,
139 fp->f_opts);
140
141 XFREE(hp);
142 XFREE(h);
143 }
144
145
146 /* ---------- AIX 3 ------------------------------ */
147
148 /*
149 * AIX 3 format
150 */
151 static void
write_aix3_dkfstab(FILE * ef,disk_fs * dp)152 write_aix3_dkfstab(FILE *ef, disk_fs *dp)
153 {
154 if (STREQ(dp->d_fstype, "jfs") &&
155 NSTREQ(dp->d_dev, "/dev/", 5) &&
156 !dp->d_log)
157 error("aix 3 needs a log device for journalled filesystem (jfs) mounts");
158
159 fprintf(ef, "\n%s:\n\tdev = %s\n\tvfs = %s\n\ttype = %s\n\tlog = %s\n\tvol = %s\n\topts = %s\n\tmount = true\n\tcheck = true\n\tfree = false\n",
160 dp->d_mountpt,
161 dp->d_dev,
162 dp->d_fstype,
163 dp->d_fstype,
164 dp->d_log,
165 dp->d_mountpt,
166 dp->d_opts);
167 }
168
169
170 static void
write_aix3_dkrmount(FILE * ef,char * hn,fsmount * fp)171 write_aix3_dkrmount(FILE *ef, char *hn, fsmount *fp)
172 {
173 char *h = xstrdup(fp->f_ref->m_dk->d_host->h_hostname);
174
175 domain_strip(h, hn);
176 fprintf(ef, "\n%s:\n\tdev = %s:%s\n\tvfs = %s\n\ttype = %s\n\tvol = %s\n\topts = %s\n\tmount = true\n\tcheck = true\n\tfree = false\n",
177 fp->f_localname,
178 h,
179 fp->f_volname,
180 fp->f_fstype,
181 fp->f_fstype,
182 fp->f_localname,
183 fp->f_opts);
184
185 XFREE(h);
186 }
187
188
189 /* ---------- Ultrix ----------------------------- */
190
191 static void
write_ultrix_dkfstab(FILE * ef,disk_fs * dp)192 write_ultrix_dkfstab(FILE *ef, disk_fs *dp)
193 {
194 fprintf(ef, "%s:%s:%s:%s:%d:%d\n",
195 dp->d_dev,
196 dp->d_mountpt,
197 dp->d_fstype,
198 dp->d_opts,
199 dp->d_freq,
200 dp->d_passno);
201 }
202
203
204 static void
write_ultrix_dkrmount(FILE * ef,char * hn,fsmount * fp)205 write_ultrix_dkrmount(FILE *ef, char *hn, fsmount *fp)
206 {
207 char *h = xstrdup(fp->f_ref->m_dk->d_host->h_hostname);
208
209 domain_strip(h, hn);
210 fprintf(ef, "%s@%s:%s:%s:%s:0:0\n",
211 fp->f_volname,
212 h,
213 fp->f_localname,
214 fp->f_fstype,
215 fp->f_opts);
216 XFREE(h);
217 }
218
219
220 /* ---------- Generic ---------------------------- */
221
222 /*
223 * Generic (BSD, SunOS, HPUX) format
224 */
225 static void
write_generic_dkfstab(FILE * ef,disk_fs * dp)226 write_generic_dkfstab(FILE *ef, disk_fs *dp)
227 {
228 fprintf(ef, "%s %s %s %s %d %d\n",
229 dp->d_dev,
230 dp->d_mountpt,
231 dp->d_fstype,
232 dp->d_opts,
233 dp->d_freq,
234 dp->d_passno);
235 }
236
237
238 static void
write_generic_dkrmount(FILE * ef,char * hn,fsmount * fp)239 write_generic_dkrmount(FILE *ef, char *hn, fsmount *fp)
240 {
241 char *h;
242
243 if (fp->f_ref) {
244 h = xstrdup(fp->f_ref->m_dk->d_host->h_hostname);
245 } else {
246 h = xstrdup(fp->f_from);
247 }
248 domain_strip(h, hn);
249 fprintf(ef, "%s:%s %s %s %s 0 0\n",
250 h,
251 fp->f_volname,
252 fp->f_localname,
253 fp->f_fstype,
254 fp->f_opts);
255 XFREE(h);
256 }
257
258
259 static struct os_fstab_type *
find_fstab_type(host * hp)260 find_fstab_type(host *hp)
261 {
262 struct os_fstab_type *op = NULL;
263 char *os_name = NULL;
264
265 again:;
266 if (os_name == 0) {
267 if (ISSET(hp->h_mask, HF_OS))
268 os_name = hp->h_os;
269 else
270 os_name = GENERIC_OS_NAME;
271 }
272 for (op = os_tabs; op->os_name; op++)
273 if (STREQ(os_name, op->os_name))
274 return op;
275
276 os_name = GENERIC_OS_NAME;
277 goto again;
278 }
279
280
281 static int
write_dkfstab(FILE * ef,qelem * q,void (* output)(FILE *,disk_fs *))282 write_dkfstab(FILE *ef, qelem *q, void (*output) (FILE *, disk_fs *))
283 {
284 int errors = 0;
285 disk_fs *dp;
286
287 ITER(dp, disk_fs, q)
288 if (!STREQ(dp->d_fstype, "export"))
289 (*output) (ef, dp);
290
291 return errors;
292 }
293
294
295 static int
write_dkrmount(FILE * ef,qelem * q,char * hn,void (* output)(FILE *,char *,fsmount *))296 write_dkrmount(FILE *ef, qelem *q, char *hn, void (*output) (FILE *, char *, fsmount *))
297 {
298 int errors = 0;
299 fsmount *fp;
300
301 ITER(fp, fsmount, q)
302 (*output) (ef, hn, fp);
303
304 return errors;
305 }
306
307
308 int
write_fstab(qelem * q)309 write_fstab(qelem *q)
310 {
311 int errors = 0;
312
313 if (fstab_pref) {
314 host *hp;
315
316 show_area_being_processed("write fstab", 4);
317 ITER(hp, host, q) {
318 if (hp->h_disk_fs || hp->h_mount) {
319 FILE *ef = pref_open(fstab_pref, hp->h_hostname, gen_hdr, hp->h_hostname);
320 if (ef) {
321 struct os_fstab_type *op = find_fstab_type(hp);
322 show_new(hp->h_hostname);
323 if (hp->h_disk_fs)
324 errors += write_dkfstab(ef, hp->h_disk_fs, op->op_fstab);
325 else
326 fsi_log("No local disk mounts on %s", hp->h_hostname);
327
328 if (hp->h_mount)
329 errors += write_dkrmount(ef, hp->h_mount, hp->h_hostname, op->op_mount);
330
331 pref_close(ef);
332 }
333 } else {
334 error("no disk mounts on %s", hp->h_hostname);
335 }
336 }
337 }
338 return errors;
339 }
340