1 /* $OpenBSD: verify.c,v 1.18 2009/01/09 19:55:27 stsp Exp $ */ 2 /* $NetBSD: verify.c,v 1.10 1995/03/07 21:26:28 cgd Exp $ */ 3 4 /*- 5 * Copyright (c) 1990, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #ifndef lint 34 #if 0 35 static const char sccsid[] = "@(#)verify.c 8.1 (Berkeley) 6/6/93"; 36 #else 37 static const char rcsid[] = "$OpenBSD: verify.c,v 1.18 2009/01/09 19:55:27 stsp Exp $"; 38 #endif 39 #endif /* not lint */ 40 41 #include <sys/param.h> 42 #include <sys/stat.h> 43 #include <dirent.h> 44 #include <fts.h> 45 #include <fnmatch.h> 46 #include <unistd.h> 47 #include <errno.h> 48 #include <stdio.h> 49 #include "mtree.h" 50 #include "extern.h" 51 52 extern u_int32_t crc_total; 53 extern int ftsoptions; 54 extern int dflag, eflag, qflag, rflag, sflag, uflag; 55 extern char fullpath[MAXPATHLEN]; 56 57 static NODE *root; 58 static char path[MAXPATHLEN]; 59 60 static void miss(NODE *, char *, size_t); 61 static int vwalk(void); 62 63 int 64 verify(void) 65 { 66 int rval; 67 68 root = spec(); 69 rval = vwalk(); 70 miss(root, path, sizeof(path)); 71 return (rval); 72 } 73 74 static int 75 vwalk(void) 76 { 77 FTS *t; 78 FTSENT *p; 79 NODE *ep, *level; 80 int specdepth, rval; 81 char *argv[2]; 82 83 argv[0] = "."; 84 argv[1] = NULL; 85 if ((t = fts_open(argv, ftsoptions, dsort)) == NULL) 86 error("fts_open: %s", strerror(errno)); 87 level = root; 88 specdepth = rval = 0; 89 while ((p = fts_read(t))) { 90 switch(p->fts_info) { 91 case FTS_D: 92 break; 93 case FTS_DP: 94 if (specdepth > p->fts_level) { 95 for (level = level->parent; level->prev; 96 level = level->prev); 97 --specdepth; 98 } 99 continue; 100 case FTS_DNR: 101 case FTS_ERR: 102 case FTS_NS: 103 (void)fprintf(stderr, "mtree: %s: %s\n", 104 RP(p), strerror(p->fts_errno)); 105 continue; 106 default: 107 if (dflag) 108 continue; 109 } 110 111 if (specdepth != p->fts_level) 112 goto extra; 113 for (ep = level; ep; ep = ep->next) 114 if ((ep->flags & F_MAGIC && 115 !fnmatch(ep->name, p->fts_name, FNM_PATHNAME)) || 116 !strcmp(ep->name, p->fts_name)) { 117 ep->flags |= F_VISIT; 118 if ((ep->flags & F_NOCHANGE) == 0 && 119 compare(ep->name, ep, p)) 120 rval = MISMATCHEXIT; 121 if (ep->flags & F_IGN) 122 (void)fts_set(t, p, FTS_SKIP); 123 else if (ep->child && ep->type == F_DIR && 124 p->fts_info == FTS_D) { 125 level = ep->child; 126 ++specdepth; 127 } 128 break; 129 } 130 131 if (ep) 132 continue; 133 extra: 134 if (!eflag) { 135 (void)printf("extra: %s", RP(p)); 136 if (rflag) { 137 if ((S_ISDIR(p->fts_statp->st_mode) 138 ? rmdir : unlink)(p->fts_accpath)) { 139 (void)printf(", not removed: %s", 140 strerror(errno)); 141 rval = ERROREXIT; 142 } else 143 (void)printf(", removed"); 144 } else 145 rval = MISMATCHEXIT; 146 (void)putchar('\n'); 147 } 148 (void)fts_set(t, p, FTS_SKIP); 149 } 150 (void)fts_close(t); 151 if (sflag) 152 (void)fprintf(stderr, 153 "mtree: %s checksum: %u\n", fullpath, crc_total); 154 return (rval); 155 } 156 157 static void 158 miss(NODE *p, char *tail, size_t len) 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)strlcpy(tail, p->name, len); 169 if (!(p->flags & F_VISIT)) { 170 /* Don't print missing message if file exists as a 171 symbolic link and the -q flag is set. */ 172 struct stat statbuf; 173 174 if (qflag && stat(path, &statbuf) == 0) 175 p->flags |= F_VISIT; 176 else 177 (void)printf("missing: %s", path); 178 } 179 if (p->type != F_DIR) { 180 putchar('\n'); 181 continue; 182 } 183 184 create = 0; 185 if (!(p->flags & F_VISIT) && uflag) { 186 if (!(p->flags & (F_UID | F_UNAME))) 187 (void)printf(" (not created: user not specified)"); 188 else if (!(p->flags & (F_GID | F_GNAME))) 189 (void)printf(" (not created: group not specified)"); 190 else if (!(p->flags & F_MODE)) 191 (void)printf(" (not created: mode not specified)"); 192 else if (mkdir(path, S_IRWXU)) 193 (void)printf(" (not created: %s)", 194 strerror(errno)); 195 else { 196 create = 1; 197 (void)printf(" (created)"); 198 } 199 } 200 201 if (!(p->flags & F_VISIT)) 202 (void)putchar('\n'); 203 204 for (tp = tail; *tp; ++tp); 205 *tp = '/'; 206 miss(p->child, tp + 1, len - (tp + 1 - tail)); 207 *tp = '\0'; 208 209 if (!create) 210 continue; 211 if (chown(path, p->st_uid, p->st_gid)) { 212 (void)printf("%s: user/group/mode not modified: %s\n", 213 path, strerror(errno)); 214 continue; 215 } 216 if (chmod(path, p->st_mode)) 217 (void)printf("%s: permissions not set: %s\n", 218 path, strerror(errno)); 219 } 220 } 221