1 /*-
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #if 0
31 #ifndef lint
32 static char sccsid[] = "@(#)verify.c 8.1 (Berkeley) 6/6/93";
33 #endif /* not lint */
34 #endif
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
37
38 #include <sys/param.h>
39 #include <sys/stat.h>
40 #include <dirent.h>
41 #include <err.h>
42 #include <errno.h>
43 #include <fts.h>
44 #include <fnmatch.h>
45 #include <stdio.h>
46 #include <unistd.h>
47 #include "mtree.h"
48 #include "extern.h"
49
50 static NODE *root;
51 static char path[MAXPATHLEN];
52
53 static void miss(NODE *, char *);
54 static int vwalk(void);
55
56 int
mtree_verifyspec(FILE * fi)57 mtree_verifyspec(FILE *fi)
58 {
59 int rval;
60
61 root = mtree_readspec(fi);
62 rval = vwalk();
63 miss(root, path);
64 return (rval);
65 }
66
67 static int
nsort(const FTSENT * const * a,const FTSENT * const * b)68 nsort(const FTSENT * const *a, const FTSENT * const *b)
69 {
70 return (strcmp((*a)->fts_name, (*b)->fts_name));
71 }
72
73 static int
vwalk(void)74 vwalk(void)
75 {
76 FTS *t;
77 FTSENT *p;
78 NODE *ep, *level;
79 int specdepth, rval;
80 char *argv[2];
81 char dot[] = ".";
82
83 argv[0] = dot;
84 argv[1] = NULL;
85 if ((t = fts_open(argv, ftsoptions, nsort)) == NULL)
86 err(1, "line %d: fts_open", lineno);
87 level = root;
88 specdepth = rval = 0;
89 while ((p = fts_read(t))) {
90 if (check_excludes(p->fts_name, p->fts_path)) {
91 fts_set(t, p, FTS_SKIP);
92 continue;
93 }
94 switch(p->fts_info) {
95 case FTS_D:
96 case FTS_SL:
97 break;
98 case FTS_DP:
99 if (specdepth > p->fts_level) {
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 warnx("%s: %s", RP(p), strerror(p->fts_errno));
109 continue;
110 default:
111 if (dflag)
112 continue;
113 }
114
115 if (specdepth != p->fts_level)
116 goto extra;
117 for (ep = level; ep; ep = ep->next)
118 if ((ep->flags & F_MAGIC &&
119 !fnmatch(ep->name, p->fts_name, FNM_PATHNAME)) ||
120 !strcmp(ep->name, p->fts_name)) {
121 ep->flags |= F_VISIT;
122 if ((ep->flags & F_NOCHANGE) == 0 &&
123 compare(ep->name, ep, p))
124 rval = MISMATCHEXIT;
125 if (ep->flags & F_IGN)
126 (void)fts_set(t, p, FTS_SKIP);
127 else if (ep->child && ep->type == F_DIR &&
128 p->fts_info == FTS_D) {
129 level = ep->child;
130 ++specdepth;
131 }
132 break;
133 }
134
135 if (ep)
136 continue;
137 extra:
138 if (!eflag) {
139 (void)printf("%s extra", RP(p));
140 if (rflag) {
141 if ((S_ISDIR(p->fts_statp->st_mode)
142 ? rmdir : unlink)(p->fts_accpath)) {
143 (void)printf(", not removed: %s",
144 strerror(errno));
145 } else
146 (void)printf(", removed");
147 }
148 (void)putchar('\n');
149 }
150 (void)fts_set(t, p, FTS_SKIP);
151 }
152 (void)fts_close(t);
153 if (sflag)
154 warnx("%s checksum: %lu", fullpath, (unsigned long)crc_total);
155 return (rval);
156 }
157
158 static void
miss(NODE * p,char * tail)159 miss(NODE *p, char *tail)
160 {
161 int create;
162 char *tp;
163 const char *type, *what;
164 int serr;
165
166 for (; p; p = p->next) {
167 if (p->flags & F_OPT && !(p->flags & F_VISIT))
168 continue;
169 if (p->type != F_DIR && (dflag || p->flags & F_VISIT))
170 continue;
171 (void)strcpy(tail, p->name);
172 if (!(p->flags & F_VISIT)) {
173 /* Don't print missing message if file exists as a
174 symbolic link and the -q flag is set. */
175 struct stat statbuf;
176
177 if (qflag && stat(path, &statbuf) == 0)
178 p->flags |= F_VISIT;
179 else
180 (void)printf("%s missing", path);
181 }
182 if (p->type != F_DIR && p->type != F_LINK) {
183 putchar('\n');
184 continue;
185 }
186
187 create = 0;
188 if (p->type == F_LINK)
189 type = "symlink";
190 else
191 type = "directory";
192 if (!(p->flags & F_VISIT) && uflag) {
193 if (!(p->flags & (F_UID | F_UNAME)))
194 (void)printf(" (%s not created: user not specified)", type);
195 else if (!(p->flags & (F_GID | F_GNAME)))
196 (void)printf(" (%s not created: group not specified)", type);
197 else if (p->type == F_LINK) {
198 if (symlink(p->slink, path))
199 (void)printf(" (symlink not created: %s)\n",
200 strerror(errno));
201 else
202 (void)printf(" (created)\n");
203 if (lchown(path, p->st_uid, p->st_gid) == -1) {
204 serr = errno;
205 if (p->st_uid == (uid_t)-1)
206 what = "group";
207 else if (lchown(path, (uid_t)-1,
208 p->st_gid) == -1)
209 what = "user & group";
210 else {
211 what = "user";
212 errno = serr;
213 }
214 (void)printf("%s: %s not modified: %s"
215 "\n", path, what, strerror(errno));
216 }
217 continue;
218 } else if (!(p->flags & F_MODE))
219 (void)printf(" (directory not created: mode not specified)");
220 else if (mkdir(path, S_IRWXU))
221 (void)printf(" (directory not created: %s)",
222 strerror(errno));
223 else {
224 create = 1;
225 (void)printf(" (created)");
226 }
227 }
228 if (!(p->flags & F_VISIT))
229 (void)putchar('\n');
230
231 for (tp = tail; *tp; ++tp);
232 *tp = '/';
233 miss(p->child, tp + 1);
234 *tp = '\0';
235
236 if (!create && !uflag)
237 continue;
238 if (chown(path, p->st_uid, p->st_gid) == -1) {
239 serr = errno;
240 if (p->st_uid == (uid_t)-1)
241 what = "group";
242 else if (chown(path, (uid_t)-1, p->st_gid) == -1)
243 what = "user & group";
244 else {
245 what = "user";
246 errno = serr;
247 }
248 (void)printf("%s: %s not modified: %s\n",
249 path, what, strerror(errno));
250 }
251 if (chmod(path, p->st_mode))
252 (void)printf("%s: permissions not set: %s\n",
253 path, strerror(errno));
254 if ((p->flags & F_FLAGS) && p->st_flags &&
255 chflags(path, p->st_flags))
256 (void)printf("%s: file flags not set: %s\n",
257 path, strerror(errno));
258 }
259 }
260