create.c revision 99802
1232633Smp/*- 259243Sobrien * Copyright (c) 1989, 1993 359243Sobrien * The Regents of the University of California. All rights reserved. 459243Sobrien * 559243Sobrien * Redistribution and use in source and binary forms, with or without 659243Sobrien * modification, are permitted provided that the following conditions 759243Sobrien * are met: 859243Sobrien * 1. Redistributions of source code must retain the above copyright 959243Sobrien * notice, this list of conditions and the following disclaimer. 1059243Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1159243Sobrien * notice, this list of conditions and the following disclaimer in the 1259243Sobrien * documentation and/or other materials provided with the distribution. 1359243Sobrien * 3. All advertising materials mentioning features or use of this software 1459243Sobrien * must display the following acknowledgement: 1559243Sobrien * This product includes software developed by the University of 1659243Sobrien * California, Berkeley and its contributors. 17100616Smp * 4. Neither the name of the University nor the names of its contributors 1859243Sobrien * may be used to endorse or promote products derived from this software 1959243Sobrien * without specific prior written permission. 2059243Sobrien * 2159243Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2259243Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2359243Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2459243Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2559243Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2659243Sobrien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2759243Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2859243Sobrien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2959243Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3059243Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3159243Sobrien * SUCH DAMAGE. 3259243Sobrien */ 3359243Sobrien 3459243Sobrien#ifndef lint 35232633Smp#if 0 3659243Sobrienstatic char sccsid[] = "@(#)create.c 8.1 (Berkeley) 6/6/93"; 3759243Sobrien#endif 3859243Sobrienstatic const char rcsid[] = 3959243Sobrien "$FreeBSD: head/usr.sbin/mtree/create.c 99802 2002-07-11 18:42:53Z alfred $"; 4069408Sache#endif /* not lint */ 4159243Sobrien 4269408Sache#include <sys/param.h> 4359243Sobrien#include <sys/stat.h> 44232633Smp#include <dirent.h> 45145479Smp#include <err.h> 46145479Smp#include <errno.h> 47145479Smp#include <fcntl.h> 4859243Sobrien#include <fts.h> 4959243Sobrien#include <grp.h> 5059243Sobrien#ifdef MD5 5159243Sobrien#include <md5.h> 52145479Smp#endif 53145479Smp#ifdef SHA1 54145479Smp#include <sha.h> 5559243Sobrien#endif 5659243Sobrien#ifdef RMD160 5759243Sobrien#include <ripemd.h> 58167465Smp#endif 59167465Smp#include <pwd.h> 60167465Smp#include <stdio.h> 61167465Smp#include <time.h> 62167465Smp#include <unistd.h> 63167465Smp#include <vis.h> 64195609Smp#include "mtree.h" 65167465Smp#include "extern.h" 66167465Smp 67167465Smp#define INDENTNAMELEN 15 68167465Smp#define MAXLINELEN 80 6959243Sobrien 70167465Smpextern long int crc_total; 71167465Smpextern int ftsoptions; 7259243Sobrienextern int dflag, iflag, nflag, sflag; 73145479Smpextern u_int keys; 74167465Smpextern char fullpath[MAXPATHLEN]; 7559243Sobrienextern int lineno; 7659243Sobrien 7759243Sobrienstatic gid_t gid; 7859243Sobrienstatic uid_t uid; 7959243Sobrienstatic mode_t mode; 8059243Sobrienstatic u_long flags = 0xffffffff; 8159243Sobrien 8259243Sobrienstatic int dsort(const FTSENT **, const FTSENT **); 8359243Sobrienstatic void output(int, int *, const char *, ...) __printflike(3, 4); 8459243Sobrienstatic int statd(FTS *, FTSENT *, uid_t *, gid_t *, mode_t *, u_long *); 8559243Sobrienstatic void statf(int, FTSENT *); 8659243Sobrien 8759243Sobrienvoid 8859243Sobriencwalk() 8959243Sobrien{ 9059243Sobrien register FTS *t; 9159243Sobrien register FTSENT *p; 9259243Sobrien time_t cl; 9359243Sobrien char *argv[2], host[MAXHOSTNAMELEN]; 9459243Sobrien char dot[] = "."; 9559243Sobrien int indent = 0; 9659243Sobrien 9759243Sobrien (void)time(&cl); 9859243Sobrien (void)gethostname(host, sizeof(host)); 9959243Sobrien (void)printf( 10059243Sobrien "#\t user: %s\n#\tmachine: %s\n#\t tree: %s\n#\t date: %s", 10159243Sobrien getlogin(), host, fullpath, ctime(&cl)); 10259243Sobrien 10359243Sobrien argv[0] = dot; 10459243Sobrien argv[1] = NULL; 10559243Sobrien if ((t = fts_open(argv, ftsoptions, dsort)) == NULL) 10659243Sobrien err(1, "line %d: fts_open", lineno); 10759243Sobrien while ((p = fts_read(t))) { 10859243Sobrien if (iflag) 10959243Sobrien indent = p->fts_level * 4; 11059243Sobrien if (check_excludes(p->fts_name, p->fts_path)) { 11159243Sobrien fts_set(t, p, FTS_SKIP); 11259243Sobrien continue; 11359243Sobrien } 11459243Sobrien switch(p->fts_info) { 11559243Sobrien case FTS_D: 11659243Sobrien if (!dflag) 11759243Sobrien (void)printf("\n"); 11859243Sobrien if (!nflag) 11959243Sobrien (void)printf("# %s\n", p->fts_path); 12059243Sobrien statd(t, p, &uid, &gid, &mode, &flags); 12159243Sobrien statf(indent, p); 12259243Sobrien break; 12359243Sobrien case FTS_DP: 12459243Sobrien if (!nflag && (p->fts_level > 0)) 12559243Sobrien (void)printf("%*s# %s\n", indent, "", p->fts_path); 12659243Sobrien (void)printf("%*s..\n", indent, ""); 12769408Sache if (!dflag) 12859243Sobrien (void)printf("\n"); 12969408Sache break; 13059243Sobrien case FTS_DNR: 13159243Sobrien case FTS_ERR: 13259243Sobrien case FTS_NS: 13359243Sobrien warnx("%s: %s", p->fts_path, strerror(p->fts_errno)); 134167465Smp break; 13559243Sobrien default: 13659243Sobrien if (!dflag) 13759243Sobrien statf(indent, p); 13859243Sobrien break; 13959243Sobrien 14059243Sobrien } 14159243Sobrien } 14259243Sobrien (void)fts_close(t); 14359243Sobrien if (sflag && keys & F_CKSUM) 14459243Sobrien warnx("%s checksum: %lu", fullpath, crc_total); 14559243Sobrien} 14659243Sobrien 14759243Sobrienstatic void 14859243Sobrienstatf(indent, p) 14959243Sobrien int indent; 150167465Smp FTSENT *p; 15159243Sobrien{ 152145479Smp struct group *gr; 153145479Smp struct passwd *pw; 15459243Sobrien u_long len, val; 15559243Sobrien int fd, offset; 156167465Smp char *fflags; 15759243Sobrien char *escaped_name; 15859243Sobrien 15959243Sobrien escaped_name = calloc(1, p->fts_namelen * 4 + 1); 16059243Sobrien if (escaped_name == NULL) 16159243Sobrien errx(1, "statf(): calloc() failed"); 162167465Smp strvis(escaped_name, p->fts_name, VIS_WHITE | VIS_OCTAL); 16359243Sobrien 164167465Smp if (iflag || S_ISDIR(p->fts_statp->st_mode)) 165167465Smp offset = printf("%*s%s", indent, "", escaped_name); 166167465Smp else 16759243Sobrien offset = printf("%*s %s", indent, "", escaped_name); 16859243Sobrien 16959243Sobrien free(escaped_name); 17059243Sobrien 17159243Sobrien if (offset > (INDENTNAMELEN + indent)) 17259243Sobrien offset = MAXLINELEN; 17359243Sobrien else 17459243Sobrien offset += printf("%*s", (INDENTNAMELEN + indent) - offset, ""); 17559243Sobrien 176167465Smp if (!S_ISREG(p->fts_statp->st_mode) && !dflag) 17759243Sobrien output(indent, &offset, "type=%s", inotype(p->fts_statp->st_mode)); 17859243Sobrien if (p->fts_statp->st_uid != uid) { 17959243Sobrien if (keys & F_UNAME) { 18059243Sobrien if ((pw = getpwuid(p->fts_statp->st_uid)) != NULL) { 18159243Sobrien output(indent, &offset, "uname=%s", pw->pw_name); 182167465Smp } else { 18359243Sobrien errx(1, 18459243Sobrien "line %d: could not get uname for uid=%u", 18559243Sobrien lineno, p->fts_statp->st_uid); 18659243Sobrien } 18759243Sobrien } 18859243Sobrien if (keys & F_UID) 18959243Sobrien output(indent, &offset, "uid=%u", p->fts_statp->st_uid); 190167465Smp } 19159243Sobrien if (p->fts_statp->st_gid != gid) { 19259243Sobrien if (keys & F_GNAME) { 19359243Sobrien if ((gr = getgrgid(p->fts_statp->st_gid)) != NULL) { 19459243Sobrien output(indent, &offset, "gname=%s", gr->gr_name); 19559243Sobrien } else { 19659243Sobrien errx(1, 19759243Sobrien "line %d: could not get gname for gid=%u", 19859243Sobrien lineno, p->fts_statp->st_gid); 199167465Smp } 20059243Sobrien } 20159243Sobrien if (keys & F_GID) 20259243Sobrien output(indent, &offset, "gid=%u", p->fts_statp->st_gid); 20359243Sobrien } 20459243Sobrien if (keys & F_MODE && (p->fts_statp->st_mode & MBITS) != mode) 20559243Sobrien output(indent, &offset, "mode=%#o", p->fts_statp->st_mode & MBITS); 20659243Sobrien if (keys & F_NLINK && p->fts_statp->st_nlink != 1) 20759243Sobrien output(indent, &offset, "nlink=%u", p->fts_statp->st_nlink); 20859243Sobrien if (keys & F_SIZE) 20959243Sobrien output(indent, &offset, "size=%qd", p->fts_statp->st_size); 21059243Sobrien if (keys & F_TIME) 21159243Sobrien output(indent, &offset, "time=%ld.%ld", 212167465Smp (long)p->fts_statp->st_mtimespec.tv_sec, 21359243Sobrien p->fts_statp->st_mtimespec.tv_nsec); 21459243Sobrien if (keys & F_CKSUM && S_ISREG(p->fts_statp->st_mode)) { 21559243Sobrien if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0 || 21659243Sobrien crc(fd, &val, &len)) 21759243Sobrien err(1, "line %d: %s", lineno, p->fts_accpath); 21859243Sobrien (void)close(fd); 21959243Sobrien output(indent, &offset, "cksum=%lu", val); 220167465Smp } 22159243Sobrien#ifdef MD5 222167465Smp if (keys & F_MD5 && S_ISREG(p->fts_statp->st_mode)) { 22359243Sobrien char *digest, buf[33]; 224145479Smp 22559243Sobrien digest = MD5File(p->fts_accpath, buf); 22659243Sobrien if (!digest) { 22759243Sobrien err(1, "line %d: %s", lineno, p->fts_accpath); 22859243Sobrien } else { 229167465Smp output(indent, &offset, "md5digest=%s", digest); 230167465Smp } 231167465Smp } 23259243Sobrien#endif /* MD5 */ 23359243Sobrien#ifdef SHA1 234167465Smp if (keys & F_SHA1 && S_ISREG(p->fts_statp->st_mode)) { 235167465Smp char *digest, buf[41]; 236167465Smp 237167465Smp digest = SHA1_File(p->fts_accpath, buf); 23859243Sobrien if (!digest) { 23959243Sobrien err(1, "line %d: %s", lineno, p->fts_accpath); 24059243Sobrien } else { 24159243Sobrien output(indent, &offset, "sha1digest=%s", digest); 24259243Sobrien } 243167465Smp } 24459243Sobrien#endif /* SHA1 */ 24559243Sobrien#ifdef RMD160 24659243Sobrien if (keys & F_RMD160 && S_ISREG(p->fts_statp->st_mode)) { 247167465Smp char *digest, buf[41]; 24859243Sobrien 24959243Sobrien digest = RIPEMD160_File(p->fts_accpath, buf); 25059243Sobrien if (!digest) { 25159243Sobrien err(1, "line %d: %s", lineno, p->fts_accpath); 25259243Sobrien } else { 25359243Sobrien output(indent, &offset, "ripemd160digest=%s", digest); 254167465Smp } 25559243Sobrien } 256145479Smp#endif /* RMD160 */ 257145479Smp if (keys & F_SLINK && 25859243Sobrien (p->fts_info == FTS_SL || p->fts_info == FTS_SLNONE)) 25959243Sobrien output(indent, &offset, "link=%s", rlink(p->fts_accpath)); 26059243Sobrien if (keys & F_FLAGS && p->fts_statp->st_flags != flags) { 26159243Sobrien fflags = flags_to_string(p->fts_statp->st_flags); 26259243Sobrien output(indent, &offset, "flags=%s", fflags); 26359243Sobrien free(fflags); 26459243Sobrien } 26559243Sobrien (void)putchar('\n'); 266100616Smp} 26759243Sobrien 26859243Sobrien#define MAXGID 5000 26959243Sobrien#define MAXUID 5000 27059243Sobrien#define MAXMODE MBITS + 1 27159243Sobrien#define MAXFLAGS 256 27259243Sobrien#define MAXS 16 27359243Sobrien 27459243Sobrienstatic int 27559243Sobrienstatd(t, parent, puid, pgid, pmode, pflags) 27659243Sobrien FTS *t; 27759243Sobrien FTSENT *parent; 27859243Sobrien uid_t *puid; 27959243Sobrien gid_t *pgid; 28059243Sobrien mode_t *pmode; 281167465Smp u_long *pflags; 28259243Sobrien{ 28359243Sobrien register FTSENT *p; 28459243Sobrien register gid_t sgid; 28559243Sobrien register uid_t suid; 28659243Sobrien register mode_t smode; 28759243Sobrien register u_long sflags; 28859243Sobrien struct group *gr; 28959243Sobrien struct passwd *pw; 290167465Smp gid_t savegid = *pgid; 29159243Sobrien uid_t saveuid = *puid; 29259243Sobrien mode_t savemode = *pmode; 29359243Sobrien u_long saveflags = *pflags; 29459243Sobrien u_short maxgid, maxuid, maxmode, maxflags; 29559243Sobrien u_short g[MAXGID], u[MAXUID], m[MAXMODE], f[MAXFLAGS]; 29659243Sobrien char *fflags; 29759243Sobrien static int first = 1; 29859243Sobrien 29959243Sobrien if ((p = fts_children(t, 0)) == NULL) { 300167465Smp if (errno) 30159243Sobrien err(1, "line %d: %s", lineno, RP(parent)); 302131962Smp return (1); 30359243Sobrien } 30459243Sobrien 30569408Sache bzero(g, sizeof(g)); 306131962Smp bzero(u, sizeof(u)); 307167465Smp bzero(m, sizeof(m)); 308131962Smp bzero(f, sizeof(f)); 309167465Smp 31059243Sobrien maxuid = maxgid = maxmode = maxflags = 0; 31159243Sobrien for (; p; p = p->fts_link) { 312167465Smp if (!dflag || (dflag && S_ISDIR(p->fts_statp->st_mode))) { 313131962Smp smode = p->fts_statp->st_mode & MBITS; 314131962Smp if (smode < MAXMODE && ++m[smode] > maxmode) { 315167465Smp savemode = smode; 31659243Sobrien maxmode = m[smode]; 31759243Sobrien } 31869408Sache sgid = p->fts_statp->st_gid; 31959243Sobrien if (sgid < MAXGID && ++g[sgid] > maxgid) { 32059243Sobrien savegid = sgid; 32159243Sobrien maxgid = g[sgid]; 32259243Sobrien } 32359243Sobrien suid = p->fts_statp->st_uid; 32459243Sobrien if (suid < MAXUID && ++u[suid] > maxuid) { 325167465Smp saveuid = suid; 32659243Sobrien maxuid = u[suid]; 32759243Sobrien } 32859243Sobrien 32959243Sobrien /* 330167465Smp * XXX 33159243Sobrien * note that the below will break when file flags 33259243Sobrien * are extended beyond the first 4 bytes of each 33359243Sobrien * half word of the flags 33459243Sobrien */ 33559243Sobrien#define FLAGS2IDX(f) ((f & 0xf) | ((f >> 12) & 0xf0)) 33659243Sobrien sflags = p->fts_statp->st_flags; 33759243Sobrien if (FLAGS2IDX(sflags) < MAXFLAGS && 33859243Sobrien ++f[FLAGS2IDX(sflags)] > maxflags) { 33959243Sobrien saveflags = sflags; 34059243Sobrien maxflags = f[FLAGS2IDX(sflags)]; 34159243Sobrien } 34259243Sobrien } 34359243Sobrien } 34459243Sobrien /* 345167465Smp * If the /set record is the same as the last one we do not need to output 34659243Sobrien * a new one. So first we check to see if anything changed. Note that we 34759243Sobrien * always output a /set record for the first directory. 34859243Sobrien */ 34959243Sobrien if ((((keys & F_UNAME) | (keys & F_UID)) && (*puid != saveuid)) || 35059243Sobrien (((keys & F_GNAME) | (keys & F_GID)) && (*pgid != savegid)) || 35159243Sobrien ((keys & F_MODE) && (*pmode != savemode)) || 35259243Sobrien ((keys & F_FLAGS) && (*pflags != saveflags)) || 35359243Sobrien (first)) { 35459243Sobrien first = 0; 355167465Smp if (dflag) 35659243Sobrien (void)printf("/set type=dir"); 357145479Smp else 358145479Smp (void)printf("/set type=file"); 35959243Sobrien if (keys & F_UNAME) { 36059243Sobrien if ((pw = getpwuid(saveuid)) != NULL) 361167465Smp (void)printf(" uname=%s", pw->pw_name); 36259243Sobrien else 36359243Sobrien errx(1, 36459243Sobrien "line %d: could not get uname for uid=%u", 36559243Sobrien lineno, saveuid); 36659243Sobrien } 36759243Sobrien if (keys & F_UID) 36859243Sobrien (void)printf(" uid=%lu", (u_long)saveuid); 36959243Sobrien if (keys & F_GNAME) { 37059243Sobrien if ((gr = getgrgid(savegid)) != NULL) 37159243Sobrien (void)printf(" gname=%s", gr->gr_name); 37259243Sobrien else 37359243Sobrien errx(1, 37459243Sobrien "line %d: could not get gname for gid=%u", 37559243Sobrien lineno, savegid); 37659243Sobrien } 37759243Sobrien if (keys & F_GID) 37859243Sobrien (void)printf(" gid=%lu", (u_long)savegid); 37959243Sobrien if (keys & F_MODE) 38059243Sobrien (void)printf(" mode=%#o", savemode); 38159243Sobrien if (keys & F_NLINK) 38259243Sobrien (void)printf(" nlink=1"); 38359243Sobrien if (keys & F_FLAGS) { 38459243Sobrien fflags = flags_to_string(saveflags); 38559243Sobrien (void)printf(" flags=%s", fflags); 38659243Sobrien free(fflags); 38759243Sobrien } 38859243Sobrien (void)printf("\n"); 38959243Sobrien *puid = saveuid; 39059243Sobrien *pgid = savegid; 39159243Sobrien *pmode = savemode; 39259243Sobrien *pflags = saveflags; 393167465Smp } 39459243Sobrien return (0); 39559243Sobrien} 39659243Sobrien 39759243Sobrienstatic int 39859243Sobriendsort(a, b) 39959243Sobrien const FTSENT **a, **b; 40059243Sobrien{ 40159243Sobrien if (S_ISDIR((*a)->fts_statp->st_mode)) { 402100616Smp if (!S_ISDIR((*b)->fts_statp->st_mode)) 40359243Sobrien return (1); 40459243Sobrien } else if (S_ISDIR((*b)->fts_statp->st_mode)) 40559243Sobrien return (-1); 40659243Sobrien return (strcmp((*a)->fts_name, (*b)->fts_name)); 407167465Smp} 40859243Sobrien 40959243Sobrien#include <stdarg.h> 41059243Sobrien 411167465Smpvoid 412167465Smpoutput(int indent, int *offset, const char *fmt, ...) 41359243Sobrien{ 41459243Sobrien va_list ap; 41559243Sobrien char buf[1024]; 41659243Sobrien va_start(ap, fmt); 417167465Smp (void)vsnprintf(buf, sizeof(buf), fmt, ap); 41859243Sobrien va_end(ap); 41959243Sobrien 42059243Sobrien if (*offset + strlen(buf) > MAXLINELEN - 3) { 42159243Sobrien (void)printf(" \\\n%*s", INDENTNAMELEN + indent, ""); 422167465Smp *offset = INDENTNAMELEN + indent; 423167465Smp } 424167465Smp *offset += printf(" %s", buf) + 1; 425167465Smp} 426167465Smp