contrib/amd/fsinfo/wr_fstab.c

   1 /*
   2  * Copyright (c) 1997-1999 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  *      %W% (Berkeley) %G%
  40  *
  41  * $Id: wr_fstab.c,v 1.2 1999/01/10 21:54:30 ezk Exp $
  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 #define GENERIC_OS_NAME "generic"
  53
  54 /* forward definitions */
  55 static void write_aix1_dkfstab(FILE *ef, disk_fs *dp);
  56 static void write_aix1_dkrmount(FILE *ef, char *hn, fsmount *fp);
  57 static void write_aix3_dkfstab(FILE *ef, disk_fs *dp);
  58 static void write_aix3_dkrmount(FILE *ef, char *hn, fsmount *fp);
  59 static int  write_dkfstab(FILE *ef, qelem *q, void (*output) (FILE *, disk_fs *));
  60 static int write_dkrmount(FILE *ef, qelem *q, char *hn, void (*output) (FILE *, char *, fsmount *));
  61 static void write_generic_dkfstab(FILE *ef, disk_fs *dp);
  62 static void write_generic_dkrmount(FILE *ef, char *hn, fsmount *fp);
  63 static void write_ultrix_dkfstab(FILE *ef, disk_fs *dp);
  64 static void write_ultrix_dkrmount(FILE *ef, char *hn, fsmount *fp);
  65
  66 /* ----------------------------------------------- */
  67
  68 static struct os_fstab_type {
  69   char *os_name;
  70   void (*op_fstab) (FILE *ef, disk_fs *dp);
  71   void (*op_mount) (FILE *ef, char *hn, fsmount *fp);
  72 } os_tabs[] = {
  73
  74   {
  75     "aix1", write_aix1_dkfstab, write_aix1_dkrmount
  76   },                            /* AIX 1 */
  77   {
  78     "aix3", write_aix3_dkfstab, write_aix3_dkrmount
  79   },                            /* AIX 3 */
  80   {
  81     "generic", write_generic_dkfstab, write_generic_dkrmount
  82   },                            /* Generic */
  83   {
  84     "u2_0", write_ultrix_dkfstab, write_ultrix_dkrmount
  85   },                            /* Ultrix */
  86   {
  87     "u3_0", write_ultrix_dkfstab, write_ultrix_dkrmount
  88   },                            /* Ultrix */
  89   {
  90     "u4_0", write_ultrix_dkfstab, write_ultrix_dkrmount
  91   },                            /* Ultrix */
  92   {
  93     0, 0, 0
  94   }
  95 };
  96
  97
  98 /* ---------- AIX 1 ------------------------------ */
  99
 100 /*
 101  * AIX 1 format
 102  */
 103 static void
 104 write_aix1_dkfstab(FILE *ef, disk_fs *dp)
 105 {
 106   char *hp = strdup(dp->d_host->h_hostname);
 107   char *p = strchr(hp, '.');
 108
 109   if (p)
 110     *p = '\0';
 111
 112   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",
 113           dp->d_mountpt,
 114           dp->d_dev,
 115           dp->d_fstype,
 116           dp->d_fstype,
 117           dp->d_log,
 118           dp->d_mountpt,
 119           dp->d_opts);
 120   XFREE(hp);
 121 }
 122
 123
 124 static void
 125 write_aix1_dkrmount(FILE *ef, char *hn, fsmount *fp)
 126 {
 127   char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
 128   char *hp = strdup(h);
 129   char *p = strchr(hp, '.');
 130
 131   if (p)
 132     *p = '\0';
 133   domain_strip(h, hn);
 134   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",
 135           fp->f_localname,
 136           hp,
 137           h,
 138           fp->f_volname,
 139           fp->f_fstype,
 140           fp->f_fstype,
 141           fp->f_localname,
 142           fp->f_opts);
 143
 144   XFREE(hp);
 145   XFREE(h);
 146 }
 147
 148
 149 /* ---------- AIX 3 ------------------------------ */
 150
 151 /*
 152  * AIX 3 format
 153  */
 154 static void
 155 write_aix3_dkfstab(FILE *ef, disk_fs *dp)
 156 {
 157   if (STREQ(dp->d_fstype, "jfs") &&
 158       NSTREQ(dp->d_dev, "/dev/", 5) &&
 159       !dp->d_log)
 160     error("aix 3 needs a log device for journalled filesystem (jfs) mounts");
 161
 162   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",
 163           dp->d_mountpt,
 164           dp->d_dev,
 165           dp->d_fstype,
 166           dp->d_fstype,
 167           dp->d_log,
 168           dp->d_mountpt,
 169           dp->d_opts);
 170 }
 171
 172
 173 static void
 174 write_aix3_dkrmount(FILE *ef, char *hn, fsmount *fp)
 175 {
 176   char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
 177
 178   domain_strip(h, hn);
 179   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",
 180           fp->f_localname,
 181           h,
 182           fp->f_volname,
 183           fp->f_fstype,
 184           fp->f_fstype,
 185           fp->f_localname,
 186           fp->f_opts);
 187
 188   XFREE(h);
 189 }
 190
 191
 192 /* ---------- Ultrix ----------------------------- */
 193
 194 static void
 195 write_ultrix_dkfstab(FILE *ef, disk_fs *dp)
 196 {
 197   fprintf(ef, "%s:%s:%s:%s:%d:%d\n",
 198           dp->d_dev,
 199           dp->d_mountpt,
 200           dp->d_fstype,
 201           dp->d_opts,
 202           dp->d_freq,
 203           dp->d_passno);
 204 }
 205
 206
 207 static void
 208 write_ultrix_dkrmount(FILE *ef, char *hn, fsmount *fp)
 209 {
 210   char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
 211
 212   domain_strip(h, hn);
 213   fprintf(ef, "%s@%s:%s:%s:%s:0:0\n",
 214           fp->f_volname,
 215           h,
 216           fp->f_localname,
 217           fp->f_fstype,
 218           fp->f_opts);
 219   XFREE(h);
 220 }
 221
 222
 223 /* ---------- Generic ---------------------------- */
 224
 225 /*
 226  * Generic (BSD, SunOS, HPUX) format
 227  */
 228 static void
 229 write_generic_dkfstab(FILE *ef, disk_fs *dp)
 230 {
 231   fprintf(ef, "%s %s %s %s %d %d\n",
 232           dp->d_dev,
 233           dp->d_mountpt,
 234           dp->d_fstype,
 235           dp->d_opts,
 236           dp->d_freq,
 237           dp->d_passno);
 238 }
 239
 240
 241 static void
 242 write_generic_dkrmount(FILE *ef, char *hn, fsmount *fp)
 243 {
 244   char *h;
 245
 246   if (fp->f_ref) {
 247     h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
 248   } else {
 249     h = strdup(fp->f_from);
 250   }
 251   domain_strip(h, hn);
 252   fprintf(ef, "%s:%s %s %s %s 0 0\n",
 253           h,
 254           fp->f_volname,
 255           fp->f_localname,
 256           fp->f_fstype,
 257           fp->f_opts);
 258   XFREE(h);
 259 }
 260
 261
 262 static struct os_fstab_type *
 263 find_fstab_type(host *hp)
 264 {
 265   struct os_fstab_type *op = 0;
 266   char *os_name = 0;
 267
 268 again:;
 269   if (os_name == 0) {
 270     if (ISSET(hp->h_mask, HF_OS))
 271       os_name = hp->h_os;
 272     else
 273       os_name = GENERIC_OS_NAME;
 274   }
 275   for (op = os_tabs; op->os_name; op++)
 276     if (STREQ(os_name, op->os_name))
 277       return op;
 278
 279   os_name = GENERIC_OS_NAME;
 280   goto again;
 281 }
 282
 283
 284 static int
 285 write_dkfstab(FILE *ef, qelem *q, void (*output) (FILE *, disk_fs *))
 286 {
 287   int errors = 0;
 288   disk_fs *dp;
 289
 290   ITER(dp, disk_fs, q)
 291   if (!STREQ(dp->d_fstype, "export"))
 292       (*output) (ef, dp);
 293
 294   return errors;
 295 }
 296
 297
 298 static int
 299 write_dkrmount(FILE *ef, qelem *q, char *hn, void (*output) (FILE *, char *, fsmount *))
 300 {
 301   int errors = 0;
 302   fsmount *fp;
 303
 304   ITER(fp, fsmount, q)
 305     (*output) (ef, hn, fp);
 306
 307   return errors;
 308 }
 309
 310
 311 int
 312 write_fstab(qelem *q)
 313 {
 314   int errors = 0;
 315
 316   if (fstab_pref) {
 317     host *hp;
 318
 319     show_area_being_processed("write fstab", 4);
 320     ITER(hp, host, q) {
 321       if (hp->h_disk_fs || hp->h_mount) {
 322         FILE *ef = pref_open(fstab_pref, hp->h_hostname, gen_hdr, hp->h_hostname);
 323         if (ef) {
 324           struct os_fstab_type *op = find_fstab_type(hp);
 325           show_new(hp->h_hostname);
 326           if (hp->h_disk_fs)
 327             errors += write_dkfstab(ef, hp->h_disk_fs, op->op_fstab);
 328           else
 329             log("No local disk mounts on %s", hp->h_hostname);
 330
 331           if (hp->h_mount)
 332             errors += write_dkrmount(ef, hp->h_mount, hp->h_hostname, op->op_mount);
 333
 334           pref_close(ef);
 335         }
 336       } else {
 337         error("no disk mounts on %s", hp->h_hostname);
 338       }
 339     }
 340   }
 341   return errors;
 342 }