verify.c revision 1.41 1 /* $NetBSD: verify.c,v 1.41 2012/10/05 01:05:14 christos 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. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32 #if HAVE_NBTOOL_CONFIG_H
33 #include "nbtool_config.h"
34 #endif
35
36 #include <sys/cdefs.h>
37 #if defined(__RCSID) && !defined(lint)
38 #if 0
39 static char sccsid[] = "@(#)verify.c 8.1 (Berkeley) 6/6/93";
40 #else
41 __RCSID("$NetBSD: verify.c,v 1.41 2012/10/05 01:05:14 christos Exp $");
42 #endif
43 #endif /* not lint */
44
45 #include <sys/param.h>
46 #include <sys/stat.h>
47
48 #if ! HAVE_NBTOOL_CONFIG_H
49 #include <dirent.h>
50 #endif
51
52 #include <errno.h>
53 #include <fnmatch.h>
54 #include <stdio.h>
55 #include <string.h>
56 #include <unistd.h>
57
58 #include "extern.h"
59
60 static NODE *root;
61 static char path[MAXPATHLEN];
62
63 static void miss(NODE *, char *);
64 static int vwalk(void);
65
66 int
67 verify(void)
68 {
69 int rval;
70
71 root = spec(stdin);
72 rval = vwalk();
73 miss(root, path);
74 return (rval);
75 }
76
77 static int
78 vwalk(void)
79 {
80 FTS *t;
81 FTSENT *p;
82 NODE *ep, *level;
83 int specdepth, rval;
84 char *argv[2];
85 char dot[] = ".";
86 argv[0] = dot;
87 argv[1] = NULL;
88
89 if ((t = fts_open(argv, ftsoptions, NULL)) == NULL)
90 mtree_err("fts_open: %s", strerror(errno));
91 level = root;
92 specdepth = rval = 0;
93 while ((p = fts_read(t)) != NULL) {
94 if (check_excludes(p->fts_name, p->fts_path)) {
95 fts_set(t, p, FTS_SKIP);
96 continue;
97 }
98 switch(p->fts_info) {
99 case FTS_D:
100 case FTS_SL:
101 break;
102 case FTS_DP:
103 if (specdepth > p->fts_level) {
104 for (level = level->parent; level->prev;
105 level = level->prev)
106 continue;
107 --specdepth;
108 }
109 continue;
110 case FTS_DNR:
111 case FTS_ERR:
112 case FTS_NS:
113 warnx("%s: %s", RP(p), strerror(p->fts_errno));
114 continue;
115 default:
116 if (dflag)
117 continue;
118 }
119
120 if (specdepth != p->fts_level)
121 goto extra;
122 for (ep = level; ep; ep = ep->next)
123 if ((ep->flags & F_MAGIC &&
124 !fnmatch(ep->name, p->fts_name, FNM_PATHNAME)) ||
125 !strcmp(ep->name, p->fts_name)) {
126 ep->flags |= F_VISIT;
127 if (compare(ep, p))
128 rval = MISMATCHEXIT;
129 if (!(ep->flags & F_IGN) &&
130 ep->type == F_DIR &&
131 p->fts_info == FTS_D) {
132 if (ep->child) {
133 level = ep->child;
134 ++specdepth;
135 }
136 } else
137 fts_set(t, p, FTS_SKIP);
138 break;
139 }
140
141 if (ep)
142 continue;
143 extra:
144 if (!eflag && !(dflag && p->fts_info == FTS_SL)) {
145 printf("extra: %s", RP(p));
146 if (rflag) {
147 if ((S_ISDIR(p->fts_statp->st_mode)
148 ? rmdir : unlink)(p->fts_accpath)) {
149 printf(", not removed: %s",
150 strerror(errno));
151 } else
152 printf(", removed");
153 }
154 putchar('\n');
155 }
156 fts_set(t, p, FTS_SKIP);
157 }
158 fts_close(t);
159 if (sflag)
160 warnx("%s checksum: %u", fullpath, crc_total);
161 return (rval);
162 }
163
164 static void
165 miss(NODE *p, char *tail)
166 {
167 int create;
168 char *tp;
169 const char *type;
170 u_int32_t flags;
171
172 for (; p; p = p->next) {
173 if (p->flags & F_OPT && !(p->flags & F_VISIT))
174 continue;
175 if (p->type != F_DIR && (dflag || p->flags & F_VISIT))
176 continue;
177 strcpy(tail, p->name);
178 if (!(p->flags & F_VISIT)) {
179 /* Don't print missing message if file exists as a
180 symbolic link and the -q flag is set. */
181 struct stat statbuf;
182
183 if (qflag && stat(path, &statbuf) == 0 &&
184 S_ISDIR(statbuf.st_mode))
185 p->flags |= F_VISIT;
186 else
187 (void)printf("%s missing", path);
188 }
189 switch (p->type) {
190 case F_BLOCK:
191 case F_CHAR:
192 type = "device";
193 break;
194 case F_DIR:
195 type = "directory";
196 break;
197 case F_LINK:
198 type = "symlink";
199 break;
200 default:
201 putchar('\n');
202 continue;
203 }
204
205 create = 0;
206 if (!(p->flags & F_VISIT) && uflag) {
207 if (mtree_Wflag || p->type == F_LINK)
208 goto createit;
209 if (!(p->flags & (F_UID | F_UNAME)))
210 printf(
211 " (%s not created: user not specified)", type);
212 else if (!(p->flags & (F_GID | F_GNAME)))
213 printf(
214 " (%s not created: group not specified)", type);
215 else if (!(p->flags & F_MODE))
216 printf(
217 " (%s not created: mode not specified)", type);
218 else
219 createit:
220 switch (p->type) {
221 case F_BLOCK:
222 case F_CHAR:
223 if (mtree_Wflag)
224 continue;
225 if (!(p->flags & F_DEV))
226 printf(
227 " (%s not created: device not specified)",
228 type);
229 else if (mknod(path,
230 p->st_mode | nodetoino(p->type),
231 p->st_rdev) == -1)
232 printf(" (%s not created: %s)\n",
233 type, strerror(errno));
234 else
235 create = 1;
236 break;
237 case F_LINK:
238 if (!(p->flags & F_SLINK))
239 printf(
240 " (%s not created: link not specified)\n",
241 type);
242 else if (symlink(p->slink, path))
243 printf(
244 " (%s not created: %s)\n",
245 type, strerror(errno));
246 else
247 create = 1;
248 break;
249 case F_DIR:
250 if (mkdir(path, S_IRWXU|S_IRWXG|S_IRWXO))
251 printf(" (not created: %s)",
252 strerror(errno));
253 else
254 create = 1;
255 break;
256 default:
257 mtree_err("can't create create %s",
258 nodetype(p->type));
259 }
260 }
261 if (create)
262 printf(" (created)");
263 if (p->type == F_DIR) {
264 if (!(p->flags & F_VISIT))
265 putchar('\n');
266 for (tp = tail; *tp; ++tp)
267 continue;
268 *tp = '/';
269 miss(p->child, tp + 1);
270 *tp = '\0';
271 } else
272 putchar('\n');
273
274 if (!create || mtree_Wflag)
275 continue;
276 if ((p->flags & (F_UID | F_UNAME)) &&
277 (p->flags & (F_GID | F_GNAME)) &&
278 (lchown(path, p->st_uid, p->st_gid))) {
279 printf("%s: user/group/mode not modified: %s\n",
280 path, strerror(errno));
281 printf("%s: warning: file mode %snot set\n", path,
282 (p->flags & F_FLAGS) ? "and file flags " : "");
283 continue;
284 }
285 if (p->flags & F_MODE) {
286 if (lchmod(path, p->st_mode))
287 printf("%s: permissions not set: %s\n",
288 path, strerror(errno));
289 }
290 #if HAVE_STRUCT_STAT_ST_FLAGS
291 if ((p->flags & F_FLAGS) && p->st_flags) {
292 if (iflag)
293 flags = p->st_flags;
294 else
295 flags = p->st_flags & ~SP_FLGS;
296 if (lchflags(path, flags))
297 printf("%s: file flags not set: %s\n",
298 path, strerror(errno));
299 }
300 #endif /* HAVE_STRUCT_STAT_ST_FLAGS */
301 }
302 }
303