1 /* $NetBSD: verify.c,v 1.43 2012/10/05 01:31:05 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 1.43 2012/10/05 01:31:05 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(FILE *fi) 68 { 69 int rval; 70 71 root = spec(fi); 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 ((ep->flags & F_NOCHANGE) == 0 && 128 compare(ep, p)) 129 rval = MISMATCHEXIT; 130 if (!(ep->flags & F_IGN) && 131 ep->type == F_DIR && 132 p->fts_info == FTS_D) { 133 if (ep->child) { 134 level = ep->child; 135 ++specdepth; 136 } 137 } else 138 fts_set(t, p, FTS_SKIP); 139 break; 140 } 141 142 if (ep) 143 continue; 144 extra: 145 if (!eflag && !(dflag && p->fts_info == FTS_SL)) { 146 printf("extra: %s", RP(p)); 147 if (rflag) { 148 if ((S_ISDIR(p->fts_statp->st_mode) 149 ? rmdir : unlink)(p->fts_accpath)) { 150 printf(", not removed: %s", 151 strerror(errno)); 152 } else 153 printf(", removed"); 154 } 155 putchar('\n'); 156 } 157 fts_set(t, p, FTS_SKIP); 158 } 159 fts_close(t); 160 if (sflag) 161 warnx("%s checksum: %u", fullpath, crc_total); 162 return (rval); 163 } 164 165 static void 166 miss(NODE *p, char *tail) 167 { 168 int create; 169 char *tp; 170 const char *type; 171 #if !defined(__minix) 172 u_int32_t flags; 173 #endif /* !defined(__minix) */ 174 175 for (; p; p = p->next) { 176 if (p->flags & F_OPT && !(p->flags & F_VISIT)) 177 continue; 178 if (p->type != F_DIR && (dflag || p->flags & F_VISIT)) 179 continue; 180 strcpy(tail, p->name); 181 if (!(p->flags & F_VISIT)) { 182 /* Don't print missing message if file exists as a 183 symbolic link and the -q flag is set. */ 184 struct stat statbuf; 185 186 if (qflag && stat(path, &statbuf) == 0 && 187 S_ISDIR(statbuf.st_mode)) 188 p->flags |= F_VISIT; 189 else 190 (void)printf("%s missing", path); 191 } 192 switch (p->type) { 193 case F_BLOCK: 194 case F_CHAR: 195 type = "device"; 196 break; 197 case F_DIR: 198 type = "directory"; 199 break; 200 case F_LINK: 201 type = "symlink"; 202 break; 203 default: 204 putchar('\n'); 205 continue; 206 } 207 208 create = 0; 209 if (!(p->flags & F_VISIT) && uflag) { 210 if (mtree_Wflag || p->type == F_LINK) 211 goto createit; 212 if (!(p->flags & (F_UID | F_UNAME))) 213 printf( 214 " (%s not created: user not specified)", type); 215 else if (!(p->flags & (F_GID | F_GNAME))) 216 printf( 217 " (%s not created: group not specified)", type); 218 else if (!(p->flags & F_MODE)) 219 printf( 220 " (%s not created: mode not specified)", type); 221 else 222 createit: 223 switch (p->type) { 224 case F_BLOCK: 225 case F_CHAR: 226 if (mtree_Wflag) 227 continue; 228 if (!(p->flags & F_DEV)) 229 printf( 230 " (%s not created: device not specified)", 231 type); 232 else if (mknod(path, 233 p->st_mode | nodetoino(p->type), 234 p->st_rdev) == -1) 235 printf(" (%s not created: %s)\n", 236 type, strerror(errno)); 237 else 238 create = 1; 239 break; 240 case F_LINK: 241 if (!(p->flags & F_SLINK)) 242 printf( 243 " (%s not created: link not specified)\n", 244 type); 245 else if (symlink(p->slink, path)) 246 printf( 247 " (%s not created: %s)\n", 248 type, strerror(errno)); 249 else 250 create = 1; 251 break; 252 case F_DIR: 253 if (mkdir(path, S_IRWXU|S_IRWXG|S_IRWXO)) 254 printf(" (not created: %s)", 255 strerror(errno)); 256 else 257 create = 1; 258 break; 259 default: 260 mtree_err("can't create create %s", 261 nodetype(p->type)); 262 } 263 } 264 if (create) 265 printf(" (created)"); 266 if (p->type == F_DIR) { 267 if (!(p->flags & F_VISIT)) 268 putchar('\n'); 269 for (tp = tail; *tp; ++tp) 270 continue; 271 *tp = '/'; 272 miss(p->child, tp + 1); 273 *tp = '\0'; 274 } else 275 putchar('\n'); 276 277 if (!create || mtree_Wflag) 278 continue; 279 if ((p->flags & (F_UID | F_UNAME)) && 280 (p->flags & (F_GID | F_GNAME)) && 281 (lchown(path, p->st_uid, p->st_gid))) { 282 printf("%s: user/group/mode not modified: %s\n", 283 path, strerror(errno)); 284 printf("%s: warning: file mode %snot set\n", path, 285 (p->flags & F_FLAGS) ? "and file flags " : ""); 286 continue; 287 } 288 if (p->flags & F_MODE) { 289 if (lchmod(path, p->st_mode)) 290 printf("%s: permissions not set: %s\n", 291 path, strerror(errno)); 292 } 293 #if HAVE_STRUCT_STAT_ST_FLAGS 294 if ((p->flags & F_FLAGS) && p->st_flags) { 295 if (iflag) 296 flags = p->st_flags; 297 else 298 flags = p->st_flags & ~SP_FLGS; 299 if (lchflags(path, flags)) 300 printf("%s: file flags not set: %s\n", 301 path, strerror(errno)); 302 } 303 #endif /* HAVE_STRUCT_STAT_ST_FLAGS */ 304 } 305 } 306