mtree/verify.c

   1 /*      $NetBSD: verify.c,v 1.14 1998/08/27 18:03:45 ross Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1990, 1993
   5  *      The Regents of the University of California.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by the University of
  18  *      California, Berkeley and its contributors.
  19  * 4. Neither the name of the University nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #include <sys/cdefs.h>
  37 #ifndef lint
  38 #if 0
  39 static char sccsid[] = "@(#)verify.c    8.1 (Berkeley) 6/6/93";
  40 #else
  41 __RCSID("$NetBSD: verify.c,v 1.14 1998/08/27 18:03:45 ross Exp $");
  42 #endif
  43 #endif /* not lint */
  44
  45 #include <sys/param.h>
  46 #include <sys/stat.h>
  47 #include <dirent.h>
  48 #include <fts.h>
  49 #include <fnmatch.h>
  50 #include <unistd.h>
  51 #include <errno.h>
  52 #include <stdio.h>
  53 #include "mtree.h"
  54 #include "extern.h"
  55
  56 extern int crc_total, ftsoptions;
  57 extern int dflag, eflag, rflag, sflag, uflag;
  58 extern char fullpath[MAXPATHLEN];
  59
  60 static NODE *root;
  61 static char path[MAXPATHLEN];
  62
  63 static void     miss __P((NODE *, char *));
  64 static int      vwalk __P((void));
  65
  66 int
  67 verify()
  68 {
  69         int rval;
  70
  71         root = spec();
  72         rval = vwalk();
  73         miss(root, path);
  74         return (rval);
  75 }
  76
  77 static int
  78 vwalk()
  79 {
  80         FTS *t;
  81         FTSENT *p;
  82         NODE *ep, *level;
  83         int ftsdepth, specdepth, rval;
  84         char *argv[2];
  85
  86         argv[0] = ".";
  87         argv[1] = NULL;
  88         if ((t = fts_open(argv, ftsoptions, NULL)) == NULL)
  89                 mtree_err("fts_open: %s", strerror(errno));
  90         level = root;
  91         ftsdepth = specdepth = rval = 0;
  92         while ((p = fts_read(t)) != NULL) {
  93                 switch(p->fts_info) {
  94                 case FTS_D:
  95                         ++ftsdepth;
  96                         break;
  97                 case FTS_DP:
  98                         --ftsdepth;
  99                         if (specdepth > ftsdepth) {
 100                                 for (level = level->parent; level->prev;
 101                                       level = level->prev);
 102                                 --specdepth;
 103                         }
 104                         continue;
 105                 case FTS_DNR:
 106                 case FTS_ERR:
 107                 case FTS_NS:
 108                         (void)fprintf(stderr, "mtree: %s: %s\n",
 109                             RP(p), strerror(errno));
 110                         continue;
 111                 default:
 112                         if (dflag)
 113                                 continue;
 114                 }
 115
 116                 for (ep = level; ep; ep = ep->next)
 117                         if ((ep->flags & F_MAGIC &&
 118                             !fnmatch(ep->name, p->fts_name, FNM_PATHNAME)) ||
 119                             !strcmp(ep->name, p->fts_name)) {
 120                                 ep->flags |= F_VISIT;
 121                                 if (compare(ep->name, ep, p))
 122                                         rval = MISMATCHEXIT;
 123                                 if (!(ep->flags & F_IGN) &&
 124                                     ep->child && ep->type == F_DIR &&
 125                                     p->fts_info == FTS_D) {
 126                                         level = ep->child;
 127                                         ++specdepth;
 128                                 } else
 129                                         (void)fts_set(t, p, FTS_SKIP);
 130                                 break;
 131                         }
 132
 133                 if (ep)
 134                         continue;
 135                 if (!eflag) {
 136                         (void)printf("extra: %s", RP(p));
 137                         if (rflag) {
 138                                 if (unlink(p->fts_accpath)) {
 139                                         (void)printf(", not removed: %s",
 140                                             strerror(errno));
 141                                 } else
 142                                         (void)printf(", removed");
 143                         }
 144                         (void)putchar('\n');
 145                 }
 146                 (void)fts_set(t, p, FTS_SKIP);
 147         }
 148         (void)fts_close(t);
 149         if (sflag)
 150                 (void)fprintf(stderr,
 151                     "mtree: %s checksum: %u\n", fullpath, crc_total);
 152         return (rval);
 153 }
 154
 155 static void
 156 miss(p, tail)
 157         NODE *p;
 158         char *tail;
 159 {
 160         int create;
 161         char *tp;
 162
 163         for (; p; p = p->next) {
 164                 if (p->flags & F_OPT && !(p->flags & F_VISIT))
 165                         continue;
 166                 if (p->type != F_DIR && (dflag || p->flags & F_VISIT))
 167                         continue;
 168                 (void)strcpy(tail, p->name);
 169                 if (!(p->flags & F_VISIT))
 170                         (void)printf("missing: %s", path);
 171                 if (p->type != F_DIR) {
 172                         putchar('\n');
 173                         continue;
 174                 }
 175
 176                 create = 0;
 177                 if (!(p->flags & F_VISIT) && uflag) {
 178                         if (!(p->flags & (F_UID | F_UNAME)))
 179                             (void)printf(" (not created: user not specified)");
 180                         else if (!(p->flags & (F_GID | F_GNAME)))
 181                             (void)printf(" (not created: group not specified)");
 182                         else if (!(p->flags & F_MODE))
 183                             (void)printf(" (not created: mode not specified)");
 184                         else if (mkdir(path, S_IRWXU))
 185                                 (void)printf(" (not created: %s)",
 186                                     strerror(errno));
 187                         else {
 188                                 create = 1;
 189                                 (void)printf(" (created)");
 190                         }
 191                 }
 192                 if (!(p->flags & F_VISIT))
 193                         (void)putchar('\n');
 194
 195                 for (tp = tail; *tp; ++tp);
 196                 *tp = '/';
 197                 miss(p->child, tp + 1);
 198                 *tp = '\0';
 199
 200                 if (!create)
 201                         continue;
 202                 if (chown(path, p->st_uid, p->st_gid)) {
 203                         (void)printf("%s: user/group/mode not modified: %s\n",
 204                             path, strerror(errno));
 205                         continue;
 206                 }
 207                 if (chmod(path, p->st_mode))
 208                         (void)printf("%s: permissions not set: %s\n",
 209                             path, strerror(errno));
 210         }
 211 }