create.c revision 99802
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[] = 3950479Speter "$FreeBSD: head/usr.sbin/mtree/create.c 99802 2002-07-11 18:42:53Z alfred $"; 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> 5044303Swollman#ifdef MD5 5130027Scharnier#include <md5.h> 5244303Swollman#endif 5344303Swollman#ifdef SHA1 5444303Swollman#include <sha.h> 5544303Swollman#endif 5644303Swollman#ifdef RMD160 5744303Swollman#include <ripemd.h> 5844303Swollman#endif 591553Srgrimes#include <pwd.h> 6030027Scharnier#include <stdio.h> 6130027Scharnier#include <time.h> 621553Srgrimes#include <unistd.h> 6342561Sjkoshy#include <vis.h> 641553Srgrimes#include "mtree.h" 651553Srgrimes#include "extern.h" 661553Srgrimes 671553Srgrimes#define INDENTNAMELEN 15 681553Srgrimes#define MAXLINELEN 80 691553Srgrimes 702860Srgrimesextern long int crc_total; 712860Srgrimesextern int ftsoptions; 722860Srgrimesextern int dflag, iflag, nflag, sflag; 7336670Speterextern u_int keys; 741553Srgrimesextern char fullpath[MAXPATHLEN]; 7530027Scharnierextern int lineno; 761553Srgrimes 771553Srgrimesstatic gid_t gid; 781553Srgrimesstatic uid_t uid; 791553Srgrimesstatic mode_t mode; 8066584Sphkstatic u_long flags = 0xffffffff; 811553Srgrimes 8299800Salfredstatic int dsort(const FTSENT **, const FTSENT **); 8399800Salfredstatic void output(int, int *, const char *, ...) __printflike(3, 4); 8499800Salfredstatic int statd(FTS *, FTSENT *, uid_t *, gid_t *, mode_t *, u_long *); 8599800Salfredstatic void statf(int, FTSENT *); 861553Srgrimes 871553Srgrimesvoid 881553Srgrimescwalk() 891553Srgrimes{ 901553Srgrimes register FTS *t; 911553Srgrimes register FTSENT *p; 9299802Salfred time_t cl; 931553Srgrimes char *argv[2], host[MAXHOSTNAMELEN]; 9499802Salfred char dot[] = "."; 952860Srgrimes int indent = 0; 961553Srgrimes 9799802Salfred (void)time(&cl); 981553Srgrimes (void)gethostname(host, sizeof(host)); 991553Srgrimes (void)printf( 1001553Srgrimes "#\t user: %s\n#\tmachine: %s\n#\t tree: %s\n#\t date: %s", 10199802Salfred getlogin(), host, fullpath, ctime(&cl)); 1021553Srgrimes 10399802Salfred argv[0] = dot; 1041553Srgrimes argv[1] = NULL; 1051553Srgrimes if ((t = fts_open(argv, ftsoptions, dsort)) == NULL) 10630027Scharnier err(1, "line %d: fts_open", lineno); 1072860Srgrimes while ((p = fts_read(t))) { 1082860Srgrimes if (iflag) 1092860Srgrimes indent = p->fts_level * 4; 11060418Swollman if (check_excludes(p->fts_name, p->fts_path)) { 11160418Swollman fts_set(t, p, FTS_SKIP); 11260418Swollman continue; 11360418Swollman } 1141553Srgrimes switch(p->fts_info) { 1151553Srgrimes case FTS_D: 1162860Srgrimes if (!dflag) 1172860Srgrimes (void)printf("\n"); 1182860Srgrimes if (!nflag) 1192860Srgrimes (void)printf("# %s\n", p->fts_path); 12054375Sjoe statd(t, p, &uid, &gid, &mode, &flags); 1212860Srgrimes statf(indent, p); 1221553Srgrimes break; 1231553Srgrimes case FTS_DP: 1242860Srgrimes if (!nflag && (p->fts_level > 0)) 1252860Srgrimes (void)printf("%*s# %s\n", indent, "", p->fts_path); 1262860Srgrimes (void)printf("%*s..\n", indent, ""); 1272860Srgrimes if (!dflag) 1282860Srgrimes (void)printf("\n"); 1291553Srgrimes break; 1301553Srgrimes case FTS_DNR: 1311553Srgrimes case FTS_ERR: 1321553Srgrimes case FTS_NS: 13330027Scharnier warnx("%s: %s", p->fts_path, strerror(p->fts_errno)); 1341553Srgrimes break; 1351553Srgrimes default: 1361553Srgrimes if (!dflag) 1372860Srgrimes statf(indent, p); 1381553Srgrimes break; 1398857Srgrimes 1401553Srgrimes } 1412860Srgrimes } 1421553Srgrimes (void)fts_close(t); 1431553Srgrimes if (sflag && keys & F_CKSUM) 14430027Scharnier warnx("%s checksum: %lu", fullpath, crc_total); 1451553Srgrimes} 1461553Srgrimes 1471553Srgrimesstatic void 1482860Srgrimesstatf(indent, p) 1492860Srgrimes int indent; 1501553Srgrimes FTSENT *p; 1511553Srgrimes{ 1521553Srgrimes struct group *gr; 1531553Srgrimes struct passwd *pw; 1541553Srgrimes u_long len, val; 1552860Srgrimes int fd, offset; 15661749Sjoe char *fflags; 15742561Sjkoshy char *escaped_name; 1581553Srgrimes 15942561Sjkoshy escaped_name = calloc(1, p->fts_namelen * 4 + 1); 16042561Sjkoshy if (escaped_name == NULL) 16142561Sjkoshy errx(1, "statf(): calloc() failed"); 16242787Sjkoshy strvis(escaped_name, p->fts_name, VIS_WHITE | VIS_OCTAL); 16342561Sjkoshy 1642860Srgrimes if (iflag || S_ISDIR(p->fts_statp->st_mode)) 16542561Sjkoshy offset = printf("%*s%s", indent, "", escaped_name); 1661553Srgrimes else 16742561Sjkoshy offset = printf("%*s %s", indent, "", escaped_name); 16842561Sjkoshy 16942561Sjkoshy free(escaped_name); 1701553Srgrimes 1712860Srgrimes if (offset > (INDENTNAMELEN + indent)) 1722860Srgrimes offset = MAXLINELEN; 1731553Srgrimes else 1742860Srgrimes offset += printf("%*s", (INDENTNAMELEN + indent) - offset, ""); 1751553Srgrimes 1762860Srgrimes if (!S_ISREG(p->fts_statp->st_mode) && !dflag) 1772860Srgrimes output(indent, &offset, "type=%s", inotype(p->fts_statp->st_mode)); 1782860Srgrimes if (p->fts_statp->st_uid != uid) { 1792860Srgrimes if (keys & F_UNAME) { 1802860Srgrimes if ((pw = getpwuid(p->fts_statp->st_uid)) != NULL) { 1812860Srgrimes output(indent, &offset, "uname=%s", pw->pw_name); 1822860Srgrimes } else { 18330027Scharnier errx(1, 18430027Scharnier "line %d: could not get uname for uid=%u", 18530027Scharnier lineno, p->fts_statp->st_uid); 1862860Srgrimes } 1872860Srgrimes } 1882860Srgrimes if (keys & F_UID) 1892860Srgrimes output(indent, &offset, "uid=%u", p->fts_statp->st_uid); 1902860Srgrimes } 1912860Srgrimes if (p->fts_statp->st_gid != gid) { 1922860Srgrimes if (keys & F_GNAME) { 1932860Srgrimes if ((gr = getgrgid(p->fts_statp->st_gid)) != NULL) { 1942860Srgrimes output(indent, &offset, "gname=%s", gr->gr_name); 1952860Srgrimes } else { 19630027Scharnier errx(1, 19730027Scharnier "line %d: could not get gname for gid=%u", 19830027Scharnier lineno, p->fts_statp->st_gid); 1992860Srgrimes } 2002860Srgrimes } 2012860Srgrimes if (keys & F_GID) 2022860Srgrimes output(indent, &offset, "gid=%u", p->fts_statp->st_gid); 2032860Srgrimes } 2041553Srgrimes if (keys & F_MODE && (p->fts_statp->st_mode & MBITS) != mode) 2052860Srgrimes output(indent, &offset, "mode=%#o", p->fts_statp->st_mode & MBITS); 2061553Srgrimes if (keys & F_NLINK && p->fts_statp->st_nlink != 1) 2072860Srgrimes output(indent, &offset, "nlink=%u", p->fts_statp->st_nlink); 2081553Srgrimes if (keys & F_SIZE) 2092860Srgrimes output(indent, &offset, "size=%qd", p->fts_statp->st_size); 2101553Srgrimes if (keys & F_TIME) 2112860Srgrimes output(indent, &offset, "time=%ld.%ld", 21299802Salfred (long)p->fts_statp->st_mtimespec.tv_sec, 21318404Snate p->fts_statp->st_mtimespec.tv_nsec); 2141553Srgrimes if (keys & F_CKSUM && S_ISREG(p->fts_statp->st_mode)) { 2151553Srgrimes if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0 || 2161553Srgrimes crc(fd, &val, &len)) 21730027Scharnier err(1, "line %d: %s", lineno, p->fts_accpath); 2181553Srgrimes (void)close(fd); 2192860Srgrimes output(indent, &offset, "cksum=%lu", val); 2201553Srgrimes } 22144303Swollman#ifdef MD5 2226286Swollman if (keys & F_MD5 && S_ISREG(p->fts_statp->st_mode)) { 22344303Swollman char *digest, buf[33]; 2246286Swollman 22544303Swollman digest = MD5File(p->fts_accpath, buf); 22644303Swollman if (!digest) { 22730027Scharnier err(1, "line %d: %s", lineno, p->fts_accpath); 2286286Swollman } else { 22944303Swollman output(indent, &offset, "md5digest=%s", digest); 2306286Swollman } 2316286Swollman } 23244303Swollman#endif /* MD5 */ 23344303Swollman#ifdef SHA1 23444303Swollman if (keys & F_SHA1 && S_ISREG(p->fts_statp->st_mode)) { 23544303Swollman char *digest, buf[41]; 23644303Swollman 23744303Swollman digest = SHA1_File(p->fts_accpath, buf); 23844303Swollman if (!digest) { 23944303Swollman err(1, "line %d: %s", lineno, p->fts_accpath); 24044303Swollman } else { 24144303Swollman output(indent, &offset, "sha1digest=%s", digest); 24244303Swollman } 24344303Swollman } 24444303Swollman#endif /* SHA1 */ 24544303Swollman#ifdef RMD160 24644303Swollman if (keys & F_RMD160 && S_ISREG(p->fts_statp->st_mode)) { 24744303Swollman char *digest, buf[41]; 24844303Swollman 24944303Swollman digest = RIPEMD160_File(p->fts_accpath, buf); 25044303Swollman if (!digest) { 25144303Swollman err(1, "line %d: %s", lineno, p->fts_accpath); 25244303Swollman } else { 25344303Swollman output(indent, &offset, "ripemd160digest=%s", digest); 25444303Swollman } 25544303Swollman } 25644303Swollman#endif /* RMD160 */ 2571553Srgrimes if (keys & F_SLINK && 2581553Srgrimes (p->fts_info == FTS_SL || p->fts_info == FTS_SLNONE)) 2592860Srgrimes output(indent, &offset, "link=%s", rlink(p->fts_accpath)); 26061749Sjoe if (keys & F_FLAGS && p->fts_statp->st_flags != flags) { 26161749Sjoe fflags = flags_to_string(p->fts_statp->st_flags); 26261749Sjoe output(indent, &offset, "flags=%s", fflags); 26361749Sjoe free(fflags); 26461749Sjoe } 2651553Srgrimes (void)putchar('\n'); 2661553Srgrimes} 2671553Srgrimes 2681553Srgrimes#define MAXGID 5000 2691553Srgrimes#define MAXUID 5000 2701553Srgrimes#define MAXMODE MBITS + 1 27154375Sjoe#define MAXFLAGS 256 27254375Sjoe#define MAXS 16 2731553Srgrimes 2741553Srgrimesstatic int 27554375Sjoestatd(t, parent, puid, pgid, pmode, pflags) 2761553Srgrimes FTS *t; 2771553Srgrimes FTSENT *parent; 2781553Srgrimes uid_t *puid; 2791553Srgrimes gid_t *pgid; 2801553Srgrimes mode_t *pmode; 28154375Sjoe u_long *pflags; 2821553Srgrimes{ 2831553Srgrimes register FTSENT *p; 2841553Srgrimes register gid_t sgid; 2851553Srgrimes register uid_t suid; 2861553Srgrimes register mode_t smode; 28754375Sjoe register u_long sflags; 2881553Srgrimes struct group *gr; 2891553Srgrimes struct passwd *pw; 2902860Srgrimes gid_t savegid = *pgid; 2912860Srgrimes uid_t saveuid = *puid; 2922860Srgrimes mode_t savemode = *pmode; 29366584Sphk u_long saveflags = *pflags; 29454375Sjoe u_short maxgid, maxuid, maxmode, maxflags; 29554375Sjoe u_short g[MAXGID], u[MAXUID], m[MAXMODE], f[MAXFLAGS]; 29661749Sjoe char *fflags; 2972877Srgrimes static int first = 1; 2981553Srgrimes 2991553Srgrimes if ((p = fts_children(t, 0)) == NULL) { 3001553Srgrimes if (errno) 30130027Scharnier err(1, "line %d: %s", lineno, RP(parent)); 3021553Srgrimes return (1); 3031553Srgrimes } 3041553Srgrimes 3051553Srgrimes bzero(g, sizeof(g)); 3061553Srgrimes bzero(u, sizeof(u)); 3071553Srgrimes bzero(m, sizeof(m)); 30854375Sjoe bzero(f, sizeof(f)); 3091553Srgrimes 31054375Sjoe maxuid = maxgid = maxmode = maxflags = 0; 3111553Srgrimes for (; p; p = p->fts_link) { 3122860Srgrimes if (!dflag || (dflag && S_ISDIR(p->fts_statp->st_mode))) { 3132860Srgrimes smode = p->fts_statp->st_mode & MBITS; 3142860Srgrimes if (smode < MAXMODE && ++m[smode] > maxmode) { 3152860Srgrimes savemode = smode; 3162860Srgrimes maxmode = m[smode]; 3172860Srgrimes } 3182860Srgrimes sgid = p->fts_statp->st_gid; 3192860Srgrimes if (sgid < MAXGID && ++g[sgid] > maxgid) { 3202860Srgrimes savegid = sgid; 3212860Srgrimes maxgid = g[sgid]; 3222860Srgrimes } 3232860Srgrimes suid = p->fts_statp->st_uid; 3242860Srgrimes if (suid < MAXUID && ++u[suid] > maxuid) { 3252860Srgrimes saveuid = suid; 3262860Srgrimes maxuid = u[suid]; 3272860Srgrimes } 32854375Sjoe 32954375Sjoe /* 33054375Sjoe * XXX 33154375Sjoe * note that the below will break when file flags 33254375Sjoe * are extended beyond the first 4 bytes of each 33354375Sjoe * half word of the flags 33454375Sjoe */ 33554375Sjoe#define FLAGS2IDX(f) ((f & 0xf) | ((f >> 12) & 0xf0)) 33654375Sjoe sflags = p->fts_statp->st_flags; 33754375Sjoe if (FLAGS2IDX(sflags) < MAXFLAGS && 33854375Sjoe ++f[FLAGS2IDX(sflags)] > maxflags) { 33954375Sjoe saveflags = sflags; 34066584Sphk maxflags = f[FLAGS2IDX(sflags)]; 34154375Sjoe } 3421553Srgrimes } 3431553Srgrimes } 3442860Srgrimes /* 3452860Srgrimes * If the /set record is the same as the last one we do not need to output 3462877Srgrimes * a new one. So first we check to see if anything changed. Note that we 3472877Srgrimes * always output a /set record for the first directory. 3482860Srgrimes */ 3492860Srgrimes if ((((keys & F_UNAME) | (keys & F_UID)) && (*puid != saveuid)) || 3502860Srgrimes (((keys & F_GNAME) | (keys & F_GID)) && (*pgid != savegid)) || 35166584Sphk ((keys & F_MODE) && (*pmode != savemode)) || 35266584Sphk ((keys & F_FLAGS) && (*pflags != saveflags)) || 35366584Sphk (first)) { 3542877Srgrimes first = 0; 3552860Srgrimes if (dflag) 3562860Srgrimes (void)printf("/set type=dir"); 3571553Srgrimes else 3582860Srgrimes (void)printf("/set type=file"); 35951705Sbillf if (keys & F_UNAME) { 3602860Srgrimes if ((pw = getpwuid(saveuid)) != NULL) 3612860Srgrimes (void)printf(" uname=%s", pw->pw_name); 3622860Srgrimes else 36330027Scharnier errx(1, 36430027Scharnier "line %d: could not get uname for uid=%u", 36530027Scharnier lineno, saveuid); 36651705Sbillf } 3672860Srgrimes if (keys & F_UID) 36838020Sbde (void)printf(" uid=%lu", (u_long)saveuid); 36951705Sbillf if (keys & F_GNAME) { 3702860Srgrimes if ((gr = getgrgid(savegid)) != NULL) 3712860Srgrimes (void)printf(" gname=%s", gr->gr_name); 3722860Srgrimes else 37330027Scharnier errx(1, 37430027Scharnier "line %d: could not get gname for gid=%u", 37530027Scharnier lineno, savegid); 37651705Sbillf } 3772860Srgrimes if (keys & F_GID) 37838020Sbde (void)printf(" gid=%lu", (u_long)savegid); 3792860Srgrimes if (keys & F_MODE) 3802860Srgrimes (void)printf(" mode=%#o", savemode); 3812860Srgrimes if (keys & F_NLINK) 3822860Srgrimes (void)printf(" nlink=1"); 38366584Sphk if (keys & F_FLAGS) { 38461749Sjoe fflags = flags_to_string(saveflags); 38561749Sjoe (void)printf(" flags=%s", fflags); 38661749Sjoe free(fflags); 38761749Sjoe } 3882860Srgrimes (void)printf("\n"); 3892860Srgrimes *puid = saveuid; 3902860Srgrimes *pgid = savegid; 3912860Srgrimes *pmode = savemode; 39254375Sjoe *pflags = saveflags; 3932860Srgrimes } 3941553Srgrimes return (0); 3951553Srgrimes} 3961553Srgrimes 3971553Srgrimesstatic int 3981553Srgrimesdsort(a, b) 3991553Srgrimes const FTSENT **a, **b; 4001553Srgrimes{ 4011553Srgrimes if (S_ISDIR((*a)->fts_statp->st_mode)) { 4021553Srgrimes if (!S_ISDIR((*b)->fts_statp->st_mode)) 4031553Srgrimes return (1); 4041553Srgrimes } else if (S_ISDIR((*b)->fts_statp->st_mode)) 4051553Srgrimes return (-1); 4061553Srgrimes return (strcmp((*a)->fts_name, (*b)->fts_name)); 4071553Srgrimes} 4081553Srgrimes 4091553Srgrimes#include <stdarg.h> 4101553Srgrimes 4111553Srgrimesvoid 4122860Srgrimesoutput(int indent, int *offset, const char *fmt, ...) 4131553Srgrimes{ 4141553Srgrimes va_list ap; 4151553Srgrimes char buf[1024]; 4161553Srgrimes va_start(ap, fmt); 4171553Srgrimes (void)vsnprintf(buf, sizeof(buf), fmt, ap); 4181553Srgrimes va_end(ap); 4191553Srgrimes 4201553Srgrimes if (*offset + strlen(buf) > MAXLINELEN - 3) { 4212860Srgrimes (void)printf(" \\\n%*s", INDENTNAMELEN + indent, ""); 4222860Srgrimes *offset = INDENTNAMELEN + indent; 4231553Srgrimes } 4241553Srgrimes *offset += printf(" %s", buf) + 1; 4251553Srgrimes} 426