create.c revision 30027
11553Srgrimes/*- 21553Srgrimes * Copyright (c) 1989, 1993 31553Srgrimes * The Regents of the University of California. All rights reserved. 41553Srgrimes * 51553Srgrimes * Redistribution and use in source and binary forms, with or without 61553Srgrimes * modification, are permitted provided that the following conditions 71553Srgrimes * are met: 81553Srgrimes * 1. Redistributions of source code must retain the above copyright 91553Srgrimes * notice, this list of conditions and the following disclaimer. 101553Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111553Srgrimes * notice, this list of conditions and the following disclaimer in the 121553Srgrimes * documentation and/or other materials provided with the distribution. 131553Srgrimes * 3. All advertising materials mentioning features or use of this software 141553Srgrimes * must display the following acknowledgement: 151553Srgrimes * This product includes software developed by the University of 161553Srgrimes * California, Berkeley and its contributors. 171553Srgrimes * 4. Neither the name of the University nor the names of its contributors 181553Srgrimes * may be used to endorse or promote products derived from this software 191553Srgrimes * without specific prior written permission. 201553Srgrimes * 211553Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221553Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231553Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241553Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251553Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261553Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271553Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281553Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291553Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301553Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311553Srgrimes * SUCH DAMAGE. 321553Srgrimes */ 331553Srgrimes 341553Srgrimes#ifndef lint 3530027Scharnier#if 0 361553Srgrimesstatic char sccsid[] = "@(#)create.c 8.1 (Berkeley) 6/6/93"; 3730027Scharnier#endif 3830027Scharnierstatic const char rcsid[] = 3930027Scharnier "$Id$"; 401553Srgrimes#endif /* not lint */ 411553Srgrimes 421553Srgrimes#include <sys/param.h> 431553Srgrimes#include <sys/stat.h> 4430027Scharnier#include <dirent.h> 4530027Scharnier#include <err.h> 4630027Scharnier#include <errno.h> 471553Srgrimes#include <fcntl.h> 481553Srgrimes#include <fts.h> 491553Srgrimes#include <grp.h> 5030027Scharnier#include <md5.h> 511553Srgrimes#include <pwd.h> 5230027Scharnier#include <stdio.h> 5330027Scharnier#include <time.h> 541553Srgrimes#include <unistd.h> 551553Srgrimes#include "mtree.h" 561553Srgrimes#include "extern.h" 571553Srgrimes 581553Srgrimes#define INDENTNAMELEN 15 591553Srgrimes#define MAXLINELEN 80 601553Srgrimes 612860Srgrimesextern long int crc_total; 622860Srgrimesextern int ftsoptions; 632860Srgrimesextern int dflag, iflag, nflag, sflag; 641553Srgrimesextern u_short keys; 651553Srgrimesextern char fullpath[MAXPATHLEN]; 6630027Scharnierextern int lineno; 671553Srgrimes 681553Srgrimesstatic gid_t gid; 691553Srgrimesstatic uid_t uid; 701553Srgrimesstatic mode_t mode; 711553Srgrimes 721553Srgrimesstatic int dsort __P((const FTSENT **, const FTSENT **)); 732860Srgrimesstatic void output __P((int, int *, const char *, ...)); 741553Srgrimesstatic int statd __P((FTS *, FTSENT *, uid_t *, gid_t *, mode_t *)); 752860Srgrimesstatic void statf __P((int, FTSENT *)); 761553Srgrimes 771553Srgrimesvoid 781553Srgrimescwalk() 791553Srgrimes{ 801553Srgrimes register FTS *t; 811553Srgrimes register FTSENT *p; 821553Srgrimes time_t clock; 831553Srgrimes char *argv[2], host[MAXHOSTNAMELEN]; 842860Srgrimes int indent = 0; 851553Srgrimes 861553Srgrimes (void)time(&clock); 871553Srgrimes (void)gethostname(host, sizeof(host)); 881553Srgrimes (void)printf( 891553Srgrimes "#\t user: %s\n#\tmachine: %s\n#\t tree: %s\n#\t date: %s", 901553Srgrimes getlogin(), host, fullpath, ctime(&clock)); 911553Srgrimes 921553Srgrimes argv[0] = "."; 931553Srgrimes argv[1] = NULL; 941553Srgrimes if ((t = fts_open(argv, ftsoptions, dsort)) == NULL) 9530027Scharnier err(1, "line %d: fts_open", lineno); 962860Srgrimes while ((p = fts_read(t))) { 972860Srgrimes if (iflag) 982860Srgrimes indent = p->fts_level * 4; 991553Srgrimes switch(p->fts_info) { 1001553Srgrimes case FTS_D: 1012860Srgrimes if (!dflag) 1022860Srgrimes (void)printf("\n"); 1032860Srgrimes if (!nflag) 1042860Srgrimes (void)printf("# %s\n", p->fts_path); 1051553Srgrimes statd(t, p, &uid, &gid, &mode); 1062860Srgrimes statf(indent, p); 1071553Srgrimes break; 1081553Srgrimes case FTS_DP: 1092860Srgrimes if (!nflag && (p->fts_level > 0)) 1102860Srgrimes (void)printf("%*s# %s\n", indent, "", p->fts_path); 1112860Srgrimes (void)printf("%*s..\n", indent, ""); 1122860Srgrimes if (!dflag) 1132860Srgrimes (void)printf("\n"); 1141553Srgrimes break; 1151553Srgrimes case FTS_DNR: 1161553Srgrimes case FTS_ERR: 1171553Srgrimes case FTS_NS: 11830027Scharnier warnx("%s: %s", p->fts_path, strerror(p->fts_errno)); 1191553Srgrimes break; 1201553Srgrimes default: 1211553Srgrimes if (!dflag) 1222860Srgrimes statf(indent, p); 1231553Srgrimes break; 1248857Srgrimes 1251553Srgrimes } 1262860Srgrimes } 1271553Srgrimes (void)fts_close(t); 1281553Srgrimes if (sflag && keys & F_CKSUM) 12930027Scharnier warnx("%s checksum: %lu", fullpath, crc_total); 1301553Srgrimes} 1311553Srgrimes 1321553Srgrimesstatic void 1332860Srgrimesstatf(indent, p) 1342860Srgrimes int indent; 1351553Srgrimes FTSENT *p; 1361553Srgrimes{ 1371553Srgrimes struct group *gr; 1381553Srgrimes struct passwd *pw; 1391553Srgrimes u_long len, val; 1402860Srgrimes int fd, offset; 1411553Srgrimes 1422860Srgrimes if (iflag || S_ISDIR(p->fts_statp->st_mode)) 1432860Srgrimes offset = printf("%*s%s", indent, "", p->fts_name); 1441553Srgrimes else 1452860Srgrimes offset = printf("%*s %s", indent, "", p->fts_name); 1461553Srgrimes 1472860Srgrimes if (offset > (INDENTNAMELEN + indent)) 1482860Srgrimes offset = MAXLINELEN; 1491553Srgrimes else 1502860Srgrimes offset += printf("%*s", (INDENTNAMELEN + indent) - offset, ""); 1511553Srgrimes 1522860Srgrimes if (!S_ISREG(p->fts_statp->st_mode) && !dflag) 1532860Srgrimes output(indent, &offset, "type=%s", inotype(p->fts_statp->st_mode)); 1542860Srgrimes if (p->fts_statp->st_uid != uid) { 1552860Srgrimes if (keys & F_UNAME) { 1562860Srgrimes if ((pw = getpwuid(p->fts_statp->st_uid)) != NULL) { 1572860Srgrimes output(indent, &offset, "uname=%s", pw->pw_name); 1582860Srgrimes } else { 15930027Scharnier errx(1, 16030027Scharnier "line %d: could not get uname for uid=%u", 16130027Scharnier lineno, p->fts_statp->st_uid); 1622860Srgrimes } 1632860Srgrimes } 1642860Srgrimes if (keys & F_UID) 1652860Srgrimes output(indent, &offset, "uid=%u", p->fts_statp->st_uid); 1662860Srgrimes } 1672860Srgrimes if (p->fts_statp->st_gid != gid) { 1682860Srgrimes if (keys & F_GNAME) { 1692860Srgrimes if ((gr = getgrgid(p->fts_statp->st_gid)) != NULL) { 1702860Srgrimes output(indent, &offset, "gname=%s", gr->gr_name); 1712860Srgrimes } else { 17230027Scharnier errx(1, 17330027Scharnier "line %d: could not get gname for gid=%u", 17430027Scharnier lineno, p->fts_statp->st_gid); 1752860Srgrimes } 1762860Srgrimes } 1772860Srgrimes if (keys & F_GID) 1782860Srgrimes output(indent, &offset, "gid=%u", p->fts_statp->st_gid); 1792860Srgrimes } 1801553Srgrimes if (keys & F_MODE && (p->fts_statp->st_mode & MBITS) != mode) 1812860Srgrimes output(indent, &offset, "mode=%#o", p->fts_statp->st_mode & MBITS); 1821553Srgrimes if (keys & F_NLINK && p->fts_statp->st_nlink != 1) 1832860Srgrimes output(indent, &offset, "nlink=%u", p->fts_statp->st_nlink); 1841553Srgrimes if (keys & F_SIZE) 1852860Srgrimes output(indent, &offset, "size=%qd", p->fts_statp->st_size); 1861553Srgrimes if (keys & F_TIME) 1872860Srgrimes output(indent, &offset, "time=%ld.%ld", 18818404Snate p->fts_statp->st_mtimespec.tv_sec, 18918404Snate p->fts_statp->st_mtimespec.tv_nsec); 1901553Srgrimes if (keys & F_CKSUM && S_ISREG(p->fts_statp->st_mode)) { 1911553Srgrimes if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0 || 1921553Srgrimes crc(fd, &val, &len)) 19330027Scharnier err(1, "line %d: %s", lineno, p->fts_accpath); 1941553Srgrimes (void)close(fd); 1952860Srgrimes output(indent, &offset, "cksum=%lu", val); 1961553Srgrimes } 1976286Swollman if (keys & F_MD5 && S_ISREG(p->fts_statp->st_mode)) { 1989490Sphk char *md5digest, buf[33]; 1996286Swollman 2009490Sphk md5digest = MD5File(p->fts_accpath,buf); 2016286Swollman if (!md5digest) { 20230027Scharnier err(1, "line %d: %s", lineno, p->fts_accpath); 2036286Swollman } else { 2046286Swollman output(indent, &offset, "md5digest=%s", md5digest); 2056286Swollman } 2066286Swollman } 2071553Srgrimes if (keys & F_SLINK && 2081553Srgrimes (p->fts_info == FTS_SL || p->fts_info == FTS_SLNONE)) 2092860Srgrimes output(indent, &offset, "link=%s", rlink(p->fts_accpath)); 2101553Srgrimes (void)putchar('\n'); 2111553Srgrimes} 2121553Srgrimes 2131553Srgrimes#define MAXGID 5000 2141553Srgrimes#define MAXUID 5000 2151553Srgrimes#define MAXMODE MBITS + 1 2161553Srgrimes 2171553Srgrimesstatic int 2181553Srgrimesstatd(t, parent, puid, pgid, pmode) 2191553Srgrimes FTS *t; 2201553Srgrimes FTSENT *parent; 2211553Srgrimes uid_t *puid; 2221553Srgrimes gid_t *pgid; 2231553Srgrimes mode_t *pmode; 2241553Srgrimes{ 2251553Srgrimes register FTSENT *p; 2261553Srgrimes register gid_t sgid; 2271553Srgrimes register uid_t suid; 2281553Srgrimes register mode_t smode; 2291553Srgrimes struct group *gr; 2301553Srgrimes struct passwd *pw; 2312860Srgrimes gid_t savegid = *pgid; 2322860Srgrimes uid_t saveuid = *puid; 2332860Srgrimes mode_t savemode = *pmode; 2341553Srgrimes u_short maxgid, maxuid, maxmode, g[MAXGID], u[MAXUID], m[MAXMODE]; 2352877Srgrimes static int first = 1; 2361553Srgrimes 2371553Srgrimes if ((p = fts_children(t, 0)) == NULL) { 2381553Srgrimes if (errno) 23930027Scharnier err(1, "line %d: %s", lineno, RP(parent)); 2401553Srgrimes return (1); 2411553Srgrimes } 2421553Srgrimes 2431553Srgrimes bzero(g, sizeof(g)); 2441553Srgrimes bzero(u, sizeof(u)); 2451553Srgrimes bzero(m, sizeof(m)); 2461553Srgrimes 2471553Srgrimes maxuid = maxgid = maxmode = 0; 2481553Srgrimes for (; p; p = p->fts_link) { 2492860Srgrimes if (!dflag || (dflag && S_ISDIR(p->fts_statp->st_mode))) { 2502860Srgrimes smode = p->fts_statp->st_mode & MBITS; 2512860Srgrimes if (smode < MAXMODE && ++m[smode] > maxmode) { 2522860Srgrimes savemode = smode; 2532860Srgrimes maxmode = m[smode]; 2542860Srgrimes } 2552860Srgrimes sgid = p->fts_statp->st_gid; 2562860Srgrimes if (sgid < MAXGID && ++g[sgid] > maxgid) { 2572860Srgrimes savegid = sgid; 2582860Srgrimes maxgid = g[sgid]; 2592860Srgrimes } 2602860Srgrimes suid = p->fts_statp->st_uid; 2612860Srgrimes if (suid < MAXUID && ++u[suid] > maxuid) { 2622860Srgrimes saveuid = suid; 2632860Srgrimes maxuid = u[suid]; 2642860Srgrimes } 2651553Srgrimes } 2661553Srgrimes } 2672860Srgrimes /* 2682860Srgrimes * If the /set record is the same as the last one we do not need to output 2692877Srgrimes * a new one. So first we check to see if anything changed. Note that we 2702877Srgrimes * always output a /set record for the first directory. 2712860Srgrimes */ 2722860Srgrimes if ((((keys & F_UNAME) | (keys & F_UID)) && (*puid != saveuid)) || 2732860Srgrimes (((keys & F_GNAME) | (keys & F_GID)) && (*pgid != savegid)) || 2742877Srgrimes ((keys & F_MODE) && (*pmode != savemode)) || (first)) { 2752877Srgrimes first = 0; 2762860Srgrimes if (dflag) 2772860Srgrimes (void)printf("/set type=dir"); 2781553Srgrimes else 2792860Srgrimes (void)printf("/set type=file"); 2802860Srgrimes if (keys & F_UNAME) 2812860Srgrimes if ((pw = getpwuid(saveuid)) != NULL) 2822860Srgrimes (void)printf(" uname=%s", pw->pw_name); 2832860Srgrimes else 28430027Scharnier errx(1, 28530027Scharnier "line %d: could not get uname for uid=%u", 28630027Scharnier lineno, saveuid); 2872860Srgrimes if (keys & F_UID) 2882860Srgrimes (void)printf(" uid=%lu", saveuid); 2892860Srgrimes if (keys & F_GNAME) 2902860Srgrimes if ((gr = getgrgid(savegid)) != NULL) 2912860Srgrimes (void)printf(" gname=%s", gr->gr_name); 2922860Srgrimes else 29330027Scharnier errx(1, 29430027Scharnier "line %d: could not get gname for gid=%u", 29530027Scharnier lineno, savegid); 2962860Srgrimes if (keys & F_GID) 2972860Srgrimes (void)printf(" gid=%lu", savegid); 2982860Srgrimes if (keys & F_MODE) 2992860Srgrimes (void)printf(" mode=%#o", savemode); 3002860Srgrimes if (keys & F_NLINK) 3012860Srgrimes (void)printf(" nlink=1"); 3022860Srgrimes (void)printf("\n"); 3032860Srgrimes *puid = saveuid; 3042860Srgrimes *pgid = savegid; 3052860Srgrimes *pmode = savemode; 3062860Srgrimes } 3071553Srgrimes return (0); 3081553Srgrimes} 3091553Srgrimes 3101553Srgrimesstatic int 3111553Srgrimesdsort(a, b) 3121553Srgrimes const FTSENT **a, **b; 3131553Srgrimes{ 3141553Srgrimes if (S_ISDIR((*a)->fts_statp->st_mode)) { 3151553Srgrimes if (!S_ISDIR((*b)->fts_statp->st_mode)) 3161553Srgrimes return (1); 3171553Srgrimes } else if (S_ISDIR((*b)->fts_statp->st_mode)) 3181553Srgrimes return (-1); 3191553Srgrimes return (strcmp((*a)->fts_name, (*b)->fts_name)); 3201553Srgrimes} 3211553Srgrimes 3221553Srgrimes#if __STDC__ 3231553Srgrimes#include <stdarg.h> 3241553Srgrimes#else 3251553Srgrimes#include <varargs.h> 3261553Srgrimes#endif 3271553Srgrimes 3281553Srgrimesvoid 3291553Srgrimes#if __STDC__ 3302860Srgrimesoutput(int indent, int *offset, const char *fmt, ...) 3311553Srgrimes#else 3322860Srgrimesoutput(indent, offset, fmt, va_alist) 3332860Srgrimes int indent; 3341553Srgrimes int *offset; 3351553Srgrimes char *fmt; 3361553Srgrimes va_dcl 3371553Srgrimes#endif 3381553Srgrimes{ 3391553Srgrimes va_list ap; 3401553Srgrimes char buf[1024]; 3411553Srgrimes#if __STDC__ 3421553Srgrimes va_start(ap, fmt); 3431553Srgrimes#else 3441553Srgrimes va_start(ap); 3451553Srgrimes#endif 3461553Srgrimes (void)vsnprintf(buf, sizeof(buf), fmt, ap); 3471553Srgrimes va_end(ap); 3481553Srgrimes 3491553Srgrimes if (*offset + strlen(buf) > MAXLINELEN - 3) { 3502860Srgrimes (void)printf(" \\\n%*s", INDENTNAMELEN + indent, ""); 3512860Srgrimes *offset = INDENTNAMELEN + indent; 3521553Srgrimes } 3531553Srgrimes *offset += printf(" %s", buf) + 1; 3541553Srgrimes} 355