1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * Copyright 1998, 2001-2003 Sun Microsystems, Inc. All rights reserved. 3*0Sstevel@tonic-gate * Use is subject to license terms. 4*0Sstevel@tonic-gate */ 5*0Sstevel@tonic-gate 6*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 7*0Sstevel@tonic-gate /* All Rights Reserved */ 8*0Sstevel@tonic-gate 9*0Sstevel@tonic-gate /* 10*0Sstevel@tonic-gate * Copyright (c) 1983 Regents of the University of California. 11*0Sstevel@tonic-gate * All rights reserved. The Berkeley software License Agreement 12*0Sstevel@tonic-gate * specifies the terms and conditions for redistribution. 13*0Sstevel@tonic-gate */ 14*0Sstevel@tonic-gate 15*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 16*0Sstevel@tonic-gate 17*0Sstevel@tonic-gate /* 18*0Sstevel@tonic-gate * Modified to recursively extract all files within a subtree 19*0Sstevel@tonic-gate * (supressed by the h option) and recreate the heirarchical 20*0Sstevel@tonic-gate * structure of that subtree and move extracted files to their 21*0Sstevel@tonic-gate * proper homes (supressed by the m option). 22*0Sstevel@tonic-gate * Includes the s (skip files) option for use with multiple 23*0Sstevel@tonic-gate * dumps on a single tape. 24*0Sstevel@tonic-gate * 8/29/80 by Mike Litzkow 25*0Sstevel@tonic-gate * 26*0Sstevel@tonic-gate * Modified to work on the new file system and to recover from 27*0Sstevel@tonic-gate * tape read errors. 28*0Sstevel@tonic-gate * 1/19/82 by Kirk McKusick 29*0Sstevel@tonic-gate * 30*0Sstevel@tonic-gate * Full incremental restore running entirely in user code and 31*0Sstevel@tonic-gate * interactive tape browser. 32*0Sstevel@tonic-gate * 1/19/83 by Kirk McKusick 33*0Sstevel@tonic-gate */ 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate #include "restore.h" 36*0Sstevel@tonic-gate #include <signal.h> 37*0Sstevel@tonic-gate #include <byteorder.h> 38*0Sstevel@tonic-gate #include <priv_utils.h> 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #include <euc.h> 41*0Sstevel@tonic-gate #include <getwidth.h> 42*0Sstevel@tonic-gate #include <sys/mtio.h> 43*0Sstevel@tonic-gate eucwidth_t wp; 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate int bflag = 0, dflag = 0, vflag = 0, yflag = 0; 46*0Sstevel@tonic-gate int hflag = 1, mflag = 1, paginating = 0, offline = 0, autoload = 0; 47*0Sstevel@tonic-gate int autoload_tries; 48*0Sstevel@tonic-gate int autoload_period; 49*0Sstevel@tonic-gate int cvtflag = 0; /* Converting from old dump format */ 50*0Sstevel@tonic-gate char command = '\0'; 51*0Sstevel@tonic-gate long dumpnum = 1; 52*0Sstevel@tonic-gate int volno = 0; 53*0Sstevel@tonic-gate uint_t ntrec; /* blocking factor, in KB */ 54*0Sstevel@tonic-gate uint_t saved_ntrec; /* saved blocking factor, in KB */ 55*0Sstevel@tonic-gate ssize_t tape_rec_size = 0; /* tape record size (ntrec * tp_bsize) */ 56*0Sstevel@tonic-gate size_t newtapebuf_size = 0; /* save size of last call to newtapebuf */ 57*0Sstevel@tonic-gate char *progname; 58*0Sstevel@tonic-gate char *dumpmap; 59*0Sstevel@tonic-gate char *clrimap; 60*0Sstevel@tonic-gate char *c_label; /* if non-NULL, we must see this tape label */ 61*0Sstevel@tonic-gate ino_t maxino; 62*0Sstevel@tonic-gate time_t dumptime; 63*0Sstevel@tonic-gate time_t dumpdate; 64*0Sstevel@tonic-gate FILE *terminal; 65*0Sstevel@tonic-gate char *tmpdir; 66*0Sstevel@tonic-gate char *pager_catenated; 67*0Sstevel@tonic-gate char **pager_vector; 68*0Sstevel@tonic-gate int pager_len; 69*0Sstevel@tonic-gate int inattrspace = 0; 70*0Sstevel@tonic-gate int savepwd; 71*0Sstevel@tonic-gate int32_t tp_bsize = TP_BSIZE_MIN; 72*0Sstevel@tonic-gate struct byteorder_ctx *byteorder; 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate static void set_tmpdir(void); 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate main(argc, argv) 77*0Sstevel@tonic-gate int argc; 78*0Sstevel@tonic-gate char *argv[]; 79*0Sstevel@tonic-gate { 80*0Sstevel@tonic-gate static struct arglist alist = { 0, 0, 0, 0, 0 }; 81*0Sstevel@tonic-gate int count; 82*0Sstevel@tonic-gate char *cp; 83*0Sstevel@tonic-gate char *fname; 84*0Sstevel@tonic-gate ino_t ino; 85*0Sstevel@tonic-gate char *inputdev; 86*0Sstevel@tonic-gate char *archivefile = 0; 87*0Sstevel@tonic-gate char *symtbl = RESTORESYMTABLE; 88*0Sstevel@tonic-gate char name[MAXPATHLEN]; 89*0Sstevel@tonic-gate int fflag = 0; 90*0Sstevel@tonic-gate struct sigaction sa, osa; 91*0Sstevel@tonic-gate int multiplier; 92*0Sstevel@tonic-gate char units; 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate if ((progname = strrchr(argv[0], '/')) != NULL) 95*0Sstevel@tonic-gate progname++; 96*0Sstevel@tonic-gate else 97*0Sstevel@tonic-gate progname = argv[0]; 98*0Sstevel@tonic-gate 99*0Sstevel@tonic-gate if (strcmp("hsmrestore", progname) == 0) { 100*0Sstevel@tonic-gate (void) fprintf(stderr, 101*0Sstevel@tonic-gate gettext("hsmrestore emulation is no longer supported.\n")); 102*0Sstevel@tonic-gate done(1); 103*0Sstevel@tonic-gate } 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate /* 106*0Sstevel@tonic-gate * Convert the effective uid of 0 to the single privilege 107*0Sstevel@tonic-gate * we really want. When running with all privileges, this 108*0Sstevel@tonic-gate * is a no-op. When the set-uid bit is stripped restore 109*0Sstevel@tonic-gate * still works for local tapes. Fail when trying to access 110*0Sstevel@tonic-gate * a remote tape in that case and not immediately. 111*0Sstevel@tonic-gate */ 112*0Sstevel@tonic-gate (void) __init_suid_priv(0, PRIV_NET_PRIVADDR, (char *)NULL); 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate inputdev = DEFTAPE; 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate /* 117*0Sstevel@tonic-gate * This doesn't work because ufsrestore is statically linked: 118*0Sstevel@tonic-gate * (void) setlocale(LC_ALL, ""); 119*0Sstevel@tonic-gate * The problem seems to be with LC_COLLATE, so set all the 120*0Sstevel@tonic-gate * others explicitly. Bug 1157128 was created against the I18N 121*0Sstevel@tonic-gate * library. When that bug is fixed this should go back to the way 122*0Sstevel@tonic-gate * it was. 123*0Sstevel@tonic-gate * XXX 1157128 was closed as a dup of 1099747. That bug was fixed by 124*0Sstevel@tonic-gate * disallowing setlocale() to anything other than "C". "" is 125*0Sstevel@tonic-gate * allowed, but only if none of the envars LC_ALL, LC_COLLATE, or LANG 126*0Sstevel@tonic-gate * select anything other than "C". 127*0Sstevel@tonic-gate */ 128*0Sstevel@tonic-gate (void) setlocale(LC_CTYPE, ""); 129*0Sstevel@tonic-gate (void) setlocale(LC_NUMERIC, ""); 130*0Sstevel@tonic-gate (void) setlocale(LC_TIME, ""); 131*0Sstevel@tonic-gate (void) setlocale(LC_MONETARY, ""); 132*0Sstevel@tonic-gate (void) setlocale(LC_MESSAGES, ""); 133*0Sstevel@tonic-gate #if !defined(TEXT_DOMAIN) 134*0Sstevel@tonic-gate #define TEXT_DOMAIN "SYS_TEST" 135*0Sstevel@tonic-gate #endif 136*0Sstevel@tonic-gate (void) textdomain(TEXT_DOMAIN); 137*0Sstevel@tonic-gate getwidth(&wp); 138*0Sstevel@tonic-gate if ((byteorder = byteorder_create()) == NULL) { 139*0Sstevel@tonic-gate (void) fprintf(stderr, 140*0Sstevel@tonic-gate gettext("Cannot create byteorder context\n")); 141*0Sstevel@tonic-gate done(1); 142*0Sstevel@tonic-gate } 143*0Sstevel@tonic-gate 144*0Sstevel@tonic-gate if ((savepwd = open(".", O_RDONLY)) < 0) { 145*0Sstevel@tonic-gate (void) fprintf(stderr, 146*0Sstevel@tonic-gate gettext("Cannot save current directory context\n")); 147*0Sstevel@tonic-gate done(1); 148*0Sstevel@tonic-gate } 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate set_tmpdir(); 151*0Sstevel@tonic-gate 152*0Sstevel@tonic-gate autoload_period = 12; 153*0Sstevel@tonic-gate autoload_tries = 12; /* traditional default of ~2.5 minutes */ 154*0Sstevel@tonic-gate 155*0Sstevel@tonic-gate sa.sa_handler = onintr; 156*0Sstevel@tonic-gate sa.sa_flags = SA_RESTART; 157*0Sstevel@tonic-gate (void) sigemptyset(&sa.sa_mask); 158*0Sstevel@tonic-gate 159*0Sstevel@tonic-gate (void) sigaction(SIGINT, &sa, &osa); 160*0Sstevel@tonic-gate if (osa.sa_handler == SIG_IGN) 161*0Sstevel@tonic-gate (void) sigaction(SIGINT, &osa, (struct sigaction *)0); 162*0Sstevel@tonic-gate 163*0Sstevel@tonic-gate (void) sigaction(SIGTERM, &sa, &osa); 164*0Sstevel@tonic-gate if (osa.sa_handler == SIG_IGN) 165*0Sstevel@tonic-gate (void) sigaction(SIGTERM, &osa, (struct sigaction *)0); 166*0Sstevel@tonic-gate if (argc < 2) { 167*0Sstevel@tonic-gate usage: 168*0Sstevel@tonic-gate (void) fprintf(stderr, gettext("Usage:\n\ 169*0Sstevel@tonic-gate \t%s tabcdfhsvyLloT [file file ...]\n\ 170*0Sstevel@tonic-gate \t%s xabcdfhmsvyLloT [file file ...]\n\ 171*0Sstevel@tonic-gate \t%s iabcdfhmsvyLloT\n\ 172*0Sstevel@tonic-gate \t%s rabcdfsvyLloT\n\ 173*0Sstevel@tonic-gate \t%s RabcdfsvyLloT\n\n\ 174*0Sstevel@tonic-gate a requires an archive file name\n\ 175*0Sstevel@tonic-gate b requires a blocking factor\n\ 176*0Sstevel@tonic-gate f requires a dump file\n\ 177*0Sstevel@tonic-gate s requires a file number\n\ 178*0Sstevel@tonic-gate L requires a tape label\n\ 179*0Sstevel@tonic-gate If set, the envar TMPDIR selects where temporary files are kept\n"), 180*0Sstevel@tonic-gate progname, progname, progname, progname, progname); 181*0Sstevel@tonic-gate done(1); 182*0Sstevel@tonic-gate } 183*0Sstevel@tonic-gate 184*0Sstevel@tonic-gate argv++; /* the bag-of-options */ 185*0Sstevel@tonic-gate argc -= 2; /* count of parameters to the options */ 186*0Sstevel@tonic-gate command = '\0'; 187*0Sstevel@tonic-gate c_label = (char *)NULL; /* any tape's acceptable */ 188*0Sstevel@tonic-gate for (cp = *argv++; *cp; cp++) { 189*0Sstevel@tonic-gate switch (*cp) { /* BE CAUTIOUS OF FALLTHROUGHS */ 190*0Sstevel@tonic-gate case 'T': 191*0Sstevel@tonic-gate if (argc < 1) { 192*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 193*0Sstevel@tonic-gate "Missing autoload timeout period\n")); 194*0Sstevel@tonic-gate done(1); 195*0Sstevel@tonic-gate } 196*0Sstevel@tonic-gate 197*0Sstevel@tonic-gate count = atoi(*argv); 198*0Sstevel@tonic-gate if (count < 1) { 199*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 200*0Sstevel@tonic-gate "Unreasonable autoload timeout period `%s'\n"), 201*0Sstevel@tonic-gate *argv); 202*0Sstevel@tonic-gate done(1); 203*0Sstevel@tonic-gate } 204*0Sstevel@tonic-gate units = *(*argv + strlen(*argv) - 1); 205*0Sstevel@tonic-gate switch (units) { 206*0Sstevel@tonic-gate case 's': 207*0Sstevel@tonic-gate multiplier = 1; 208*0Sstevel@tonic-gate break; 209*0Sstevel@tonic-gate case 'h': 210*0Sstevel@tonic-gate multiplier = 3600; 211*0Sstevel@tonic-gate break; 212*0Sstevel@tonic-gate case '0': case '1': case '2': case '3': case '4': 213*0Sstevel@tonic-gate case '5': case '6': case '7': case '8': case '9': 214*0Sstevel@tonic-gate case 'm': 215*0Sstevel@tonic-gate multiplier = 60; 216*0Sstevel@tonic-gate break; 217*0Sstevel@tonic-gate default: 218*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 219*0Sstevel@tonic-gate "Unknown timeout units indicator `%c'\n"), 220*0Sstevel@tonic-gate units); 221*0Sstevel@tonic-gate done(1); 222*0Sstevel@tonic-gate } 223*0Sstevel@tonic-gate autoload_tries = 1 + 224*0Sstevel@tonic-gate ((count * multiplier) / autoload_period); 225*0Sstevel@tonic-gate argv++; 226*0Sstevel@tonic-gate argc--; 227*0Sstevel@tonic-gate break; 228*0Sstevel@tonic-gate case 'l': 229*0Sstevel@tonic-gate autoload++; 230*0Sstevel@tonic-gate /*FALLTHROUGH*/ 231*0Sstevel@tonic-gate case 'o': 232*0Sstevel@tonic-gate offline++; 233*0Sstevel@tonic-gate break; 234*0Sstevel@tonic-gate case '-': 235*0Sstevel@tonic-gate break; 236*0Sstevel@tonic-gate case 'a': 237*0Sstevel@tonic-gate if (argc < 1) { 238*0Sstevel@tonic-gate (void) fprintf(stderr, 239*0Sstevel@tonic-gate gettext("missing archive file name\n")); 240*0Sstevel@tonic-gate done(1); 241*0Sstevel@tonic-gate } 242*0Sstevel@tonic-gate archivefile = *argv++; 243*0Sstevel@tonic-gate if (*archivefile == '\0') { 244*0Sstevel@tonic-gate (void) fprintf(stderr, 245*0Sstevel@tonic-gate gettext("empty archive file name\n")); 246*0Sstevel@tonic-gate done(1); 247*0Sstevel@tonic-gate } 248*0Sstevel@tonic-gate argc--; 249*0Sstevel@tonic-gate break; 250*0Sstevel@tonic-gate case 'c': 251*0Sstevel@tonic-gate cvtflag++; 252*0Sstevel@tonic-gate break; 253*0Sstevel@tonic-gate case 'd': 254*0Sstevel@tonic-gate dflag++; 255*0Sstevel@tonic-gate break; 256*0Sstevel@tonic-gate case 'D': 257*0Sstevel@tonic-gate /* 258*0Sstevel@tonic-gate * This used to be the Dflag, but it doesn't 259*0Sstevel@tonic-gate * hurt to always check, so was removed. This 260*0Sstevel@tonic-gate * case is here for backward compatability. 261*0Sstevel@tonic-gate */ 262*0Sstevel@tonic-gate break; 263*0Sstevel@tonic-gate case 'h': 264*0Sstevel@tonic-gate hflag = 0; 265*0Sstevel@tonic-gate break; 266*0Sstevel@tonic-gate case 'm': 267*0Sstevel@tonic-gate mflag = 0; 268*0Sstevel@tonic-gate break; 269*0Sstevel@tonic-gate case 'v': 270*0Sstevel@tonic-gate vflag++; 271*0Sstevel@tonic-gate break; 272*0Sstevel@tonic-gate case 'y': 273*0Sstevel@tonic-gate yflag++; 274*0Sstevel@tonic-gate break; 275*0Sstevel@tonic-gate case 'f': 276*0Sstevel@tonic-gate if (argc < 1) { 277*0Sstevel@tonic-gate (void) fprintf(stderr, 278*0Sstevel@tonic-gate gettext("missing device specifier\n")); 279*0Sstevel@tonic-gate done(1); 280*0Sstevel@tonic-gate } 281*0Sstevel@tonic-gate inputdev = *argv++; 282*0Sstevel@tonic-gate if (*inputdev == '\0') { 283*0Sstevel@tonic-gate (void) fprintf(stderr, 284*0Sstevel@tonic-gate gettext("empty device specifier\n")); 285*0Sstevel@tonic-gate done(1); 286*0Sstevel@tonic-gate } 287*0Sstevel@tonic-gate fflag++; 288*0Sstevel@tonic-gate argc--; 289*0Sstevel@tonic-gate break; 290*0Sstevel@tonic-gate case 'b': 291*0Sstevel@tonic-gate /* 292*0Sstevel@tonic-gate * change default tape blocksize 293*0Sstevel@tonic-gate */ 294*0Sstevel@tonic-gate bflag++; 295*0Sstevel@tonic-gate if (argc < 1) { 296*0Sstevel@tonic-gate (void) fprintf(stderr, 297*0Sstevel@tonic-gate gettext("missing block size\n")); 298*0Sstevel@tonic-gate done(1); 299*0Sstevel@tonic-gate } 300*0Sstevel@tonic-gate saved_ntrec = ntrec = atoi(*argv++); 301*0Sstevel@tonic-gate if (ntrec == 0 || (ntrec&1)) { 302*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 303*0Sstevel@tonic-gate "Block size must be a positive, even integer\n")); 304*0Sstevel@tonic-gate done(1); 305*0Sstevel@tonic-gate } 306*0Sstevel@tonic-gate ntrec /= (tp_bsize/DEV_BSIZE); 307*0Sstevel@tonic-gate argc--; 308*0Sstevel@tonic-gate break; 309*0Sstevel@tonic-gate case 's': 310*0Sstevel@tonic-gate /* 311*0Sstevel@tonic-gate * dumpnum (skip to) for multifile dump tapes 312*0Sstevel@tonic-gate */ 313*0Sstevel@tonic-gate if (argc < 1) { 314*0Sstevel@tonic-gate (void) fprintf(stderr, 315*0Sstevel@tonic-gate gettext("missing dump number\n")); 316*0Sstevel@tonic-gate done(1); 317*0Sstevel@tonic-gate } 318*0Sstevel@tonic-gate dumpnum = atoi(*argv++); 319*0Sstevel@tonic-gate if (dumpnum <= 0) { 320*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 321*0Sstevel@tonic-gate "Dump number must be a positive integer\n")); 322*0Sstevel@tonic-gate done(1); 323*0Sstevel@tonic-gate } 324*0Sstevel@tonic-gate argc--; 325*0Sstevel@tonic-gate break; 326*0Sstevel@tonic-gate case 't': 327*0Sstevel@tonic-gate case 'R': 328*0Sstevel@tonic-gate case 'r': 329*0Sstevel@tonic-gate case 'x': 330*0Sstevel@tonic-gate case 'i': 331*0Sstevel@tonic-gate if (command != '\0') { 332*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 333*0Sstevel@tonic-gate "%c and %c are mutually exclusive\n"), 334*0Sstevel@tonic-gate (uchar_t)*cp, (uchar_t)command); 335*0Sstevel@tonic-gate goto usage; 336*0Sstevel@tonic-gate } 337*0Sstevel@tonic-gate command = *cp; 338*0Sstevel@tonic-gate break; 339*0Sstevel@tonic-gate case 'L': 340*0Sstevel@tonic-gate if (argc < 1 || **argv == '\0') { 341*0Sstevel@tonic-gate (void) fprintf(stderr, 342*0Sstevel@tonic-gate gettext("Missing tape label name\n")); 343*0Sstevel@tonic-gate done(1); 344*0Sstevel@tonic-gate } 345*0Sstevel@tonic-gate c_label = *argv++; /* must get tape with this label */ 346*0Sstevel@tonic-gate if (strlen(c_label) > (sizeof (spcl.c_label) - 1)) { 347*0Sstevel@tonic-gate c_label[sizeof (spcl.c_label) - 1] = '\0'; 348*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 349*0Sstevel@tonic-gate "Truncating label to maximum supported length: `%s'\n"), 350*0Sstevel@tonic-gate c_label); 351*0Sstevel@tonic-gate } 352*0Sstevel@tonic-gate argc--; 353*0Sstevel@tonic-gate break; 354*0Sstevel@tonic-gate 355*0Sstevel@tonic-gate default: 356*0Sstevel@tonic-gate (void) fprintf(stderr, 357*0Sstevel@tonic-gate gettext("Bad key character %c\n"), (uchar_t)*cp); 358*0Sstevel@tonic-gate goto usage; 359*0Sstevel@tonic-gate } 360*0Sstevel@tonic-gate } 361*0Sstevel@tonic-gate if (command == '\0') { 362*0Sstevel@tonic-gate (void) fprintf(stderr, 363*0Sstevel@tonic-gate gettext("must specify i, t, r, R, or x\n")); 364*0Sstevel@tonic-gate goto usage; 365*0Sstevel@tonic-gate } 366*0Sstevel@tonic-gate setinput(inputdev, archivefile); 367*0Sstevel@tonic-gate if (argc == 0) { /* re-use last argv slot for default */ 368*0Sstevel@tonic-gate argc = 1; 369*0Sstevel@tonic-gate *--argv = mflag ? "." : "2"; 370*0Sstevel@tonic-gate } 371*0Sstevel@tonic-gate switch (command) { 372*0Sstevel@tonic-gate 373*0Sstevel@tonic-gate /* 374*0Sstevel@tonic-gate * Interactive mode. 375*0Sstevel@tonic-gate */ 376*0Sstevel@tonic-gate case 'i': 377*0Sstevel@tonic-gate setup(); 378*0Sstevel@tonic-gate extractdirs(1); 379*0Sstevel@tonic-gate initsymtable((char *)0); 380*0Sstevel@tonic-gate initpagercmd(); 381*0Sstevel@tonic-gate runcmdshell(); 382*0Sstevel@tonic-gate done(0); 383*0Sstevel@tonic-gate /* NOTREACHED */ 384*0Sstevel@tonic-gate /* 385*0Sstevel@tonic-gate * Incremental restoration of a file system. 386*0Sstevel@tonic-gate */ 387*0Sstevel@tonic-gate case 'r': 388*0Sstevel@tonic-gate setup(); 389*0Sstevel@tonic-gate if (dumptime > 0) { 390*0Sstevel@tonic-gate /* 391*0Sstevel@tonic-gate * This is an incremental dump tape. 392*0Sstevel@tonic-gate */ 393*0Sstevel@tonic-gate vprintf(stdout, gettext("Begin incremental restore\n")); 394*0Sstevel@tonic-gate initsymtable(symtbl); 395*0Sstevel@tonic-gate extractdirs(1); 396*0Sstevel@tonic-gate removeoldleaves(); 397*0Sstevel@tonic-gate vprintf(stdout, gettext("Calculate node updates.\n")); 398*0Sstevel@tonic-gate strcpy(name, "."); 399*0Sstevel@tonic-gate name[2] = '\0'; 400*0Sstevel@tonic-gate treescan(name, ROOTINO, nodeupdates); 401*0Sstevel@tonic-gate attrscan(1, nodeupdates); 402*0Sstevel@tonic-gate findunreflinks(); 403*0Sstevel@tonic-gate removeoldnodes(); 404*0Sstevel@tonic-gate } else { 405*0Sstevel@tonic-gate /* 406*0Sstevel@tonic-gate * This is a level zero dump tape. 407*0Sstevel@tonic-gate */ 408*0Sstevel@tonic-gate vprintf(stdout, gettext("Begin level 0 restore\n")); 409*0Sstevel@tonic-gate initsymtable((char *)0); 410*0Sstevel@tonic-gate extractdirs(1); 411*0Sstevel@tonic-gate vprintf(stdout, 412*0Sstevel@tonic-gate gettext("Calculate extraction list.\n")); 413*0Sstevel@tonic-gate strcpy(name, "."); 414*0Sstevel@tonic-gate name[2] = '\0'; 415*0Sstevel@tonic-gate treescan(name, ROOTINO, nodeupdates); 416*0Sstevel@tonic-gate attrscan(1, nodeupdates); 417*0Sstevel@tonic-gate } 418*0Sstevel@tonic-gate createleaves(symtbl); 419*0Sstevel@tonic-gate createlinks(); 420*0Sstevel@tonic-gate setdirmodes(); 421*0Sstevel@tonic-gate checkrestore(); 422*0Sstevel@tonic-gate if (dflag) { 423*0Sstevel@tonic-gate vprintf(stdout, 424*0Sstevel@tonic-gate gettext("Verify the directory structure\n")); 425*0Sstevel@tonic-gate strcpy(name, "."); 426*0Sstevel@tonic-gate name[2] = '\0'; 427*0Sstevel@tonic-gate treescan(name, ROOTINO, verifyfile); 428*0Sstevel@tonic-gate } 429*0Sstevel@tonic-gate dumpsymtable(symtbl, (long)1); 430*0Sstevel@tonic-gate done(0); 431*0Sstevel@tonic-gate /* NOTREACHED */ 432*0Sstevel@tonic-gate /* 433*0Sstevel@tonic-gate * Resume an incremental file system restoration. 434*0Sstevel@tonic-gate */ 435*0Sstevel@tonic-gate case 'R': 436*0Sstevel@tonic-gate setupR(); 437*0Sstevel@tonic-gate initsymtable(symtbl); 438*0Sstevel@tonic-gate skipmaps(); 439*0Sstevel@tonic-gate skipdirs(); 440*0Sstevel@tonic-gate createleaves(symtbl); 441*0Sstevel@tonic-gate createlinks(); 442*0Sstevel@tonic-gate setdirmodes(); 443*0Sstevel@tonic-gate checkrestore(); 444*0Sstevel@tonic-gate dumpsymtable(symtbl, (long)1); 445*0Sstevel@tonic-gate done(0); 446*0Sstevel@tonic-gate /* NOTREACHED */ 447*0Sstevel@tonic-gate /* 448*0Sstevel@tonic-gate * List contents of tape. 449*0Sstevel@tonic-gate */ 450*0Sstevel@tonic-gate case 't': 451*0Sstevel@tonic-gate setup(); 452*0Sstevel@tonic-gate extractdirs(0); 453*0Sstevel@tonic-gate initsymtable((char *)0); 454*0Sstevel@tonic-gate if (vflag) 455*0Sstevel@tonic-gate printdumpinfo(); 456*0Sstevel@tonic-gate while (argc--) { 457*0Sstevel@tonic-gate canon(*argv++, name, sizeof (name)); 458*0Sstevel@tonic-gate name[strlen(name)+1] = '\0'; 459*0Sstevel@tonic-gate ino = dirlookup(name); 460*0Sstevel@tonic-gate if (ino == 0) 461*0Sstevel@tonic-gate continue; 462*0Sstevel@tonic-gate treescan(name, ino, listfile); 463*0Sstevel@tonic-gate } 464*0Sstevel@tonic-gate done(0); 465*0Sstevel@tonic-gate /* NOTREACHED */ 466*0Sstevel@tonic-gate /* 467*0Sstevel@tonic-gate * Batch extraction of tape contents. 468*0Sstevel@tonic-gate */ 469*0Sstevel@tonic-gate case 'x': 470*0Sstevel@tonic-gate setup(); 471*0Sstevel@tonic-gate extractdirs(1); 472*0Sstevel@tonic-gate initsymtable((char *)0); 473*0Sstevel@tonic-gate while (argc--) { 474*0Sstevel@tonic-gate if (mflag) { 475*0Sstevel@tonic-gate canon(*argv++, name, sizeof (name)); 476*0Sstevel@tonic-gate if (expand(name, 0, &alist) == 0) { 477*0Sstevel@tonic-gate /* no meta-characters to expand */ 478*0Sstevel@tonic-gate ino = dirlookup(name); 479*0Sstevel@tonic-gate if (ino == 0) 480*0Sstevel@tonic-gate continue; 481*0Sstevel@tonic-gate pathcheck(name); 482*0Sstevel@tonic-gate } else { 483*0Sstevel@tonic-gate /* add each of the expansions */ 484*0Sstevel@tonic-gate while ((alist.last - alist.head) > 0) { 485*0Sstevel@tonic-gate fname = alist.head->fname; 486*0Sstevel@tonic-gate ino = dirlookup(fname); 487*0Sstevel@tonic-gate if (ino != 0) { 488*0Sstevel@tonic-gate pathcheck(fname); 489*0Sstevel@tonic-gate treescan(fname, ino, 490*0Sstevel@tonic-gate addfile); 491*0Sstevel@tonic-gate } 492*0Sstevel@tonic-gate freename(fname); 493*0Sstevel@tonic-gate alist.head++; 494*0Sstevel@tonic-gate } 495*0Sstevel@tonic-gate alist.head = (struct afile *)NULL; 496*0Sstevel@tonic-gate continue; /* argc loop */ 497*0Sstevel@tonic-gate } 498*0Sstevel@tonic-gate } else { 499*0Sstevel@tonic-gate ino = (ino_t)atol(*argv); 500*0Sstevel@tonic-gate if ((*(*argv++) == '-') || ino < ROOTINO) { 501*0Sstevel@tonic-gate (void) fprintf(stderr, gettext( 502*0Sstevel@tonic-gate "bad inode number: %ld\n"), 503*0Sstevel@tonic-gate ino); 504*0Sstevel@tonic-gate done(1); 505*0Sstevel@tonic-gate } 506*0Sstevel@tonic-gate name[0] = '\0'; 507*0Sstevel@tonic-gate } 508*0Sstevel@tonic-gate treescan(name, ino, addfile); 509*0Sstevel@tonic-gate attrscan(0, addfile); 510*0Sstevel@tonic-gate } 511*0Sstevel@tonic-gate createfiles(); 512*0Sstevel@tonic-gate createlinks(); 513*0Sstevel@tonic-gate setdirmodes(); 514*0Sstevel@tonic-gate if (dflag) 515*0Sstevel@tonic-gate checkrestore(); 516*0Sstevel@tonic-gate done(0); 517*0Sstevel@tonic-gate /* NOTREACHED */ 518*0Sstevel@tonic-gate } 519*0Sstevel@tonic-gate #ifdef lint 520*0Sstevel@tonic-gate return (0); 521*0Sstevel@tonic-gate #endif 522*0Sstevel@tonic-gate } 523*0Sstevel@tonic-gate 524*0Sstevel@tonic-gate /* 525*0Sstevel@tonic-gate * Determine where the user wants us to put our temporary files, 526*0Sstevel@tonic-gate * and make sure we can actually do so. Bail out if there's a problem. 527*0Sstevel@tonic-gate */ 528*0Sstevel@tonic-gate void 529*0Sstevel@tonic-gate set_tmpdir(void) 530*0Sstevel@tonic-gate { 531*0Sstevel@tonic-gate int fd; 532*0Sstevel@tonic-gate char name[MAXPATHLEN]; 533*0Sstevel@tonic-gate 534*0Sstevel@tonic-gate tmpdir = getenv("TMPDIR"); 535*0Sstevel@tonic-gate if ((tmpdir == (char *)NULL) || (*tmpdir == '\0')) 536*0Sstevel@tonic-gate tmpdir = "/tmp"; 537*0Sstevel@tonic-gate 538*0Sstevel@tonic-gate if (*tmpdir != '/') { 539*0Sstevel@tonic-gate (void) fprintf(stderr, 540*0Sstevel@tonic-gate gettext("TMPDIR is not an absolute path (`%s').\n"), 541*0Sstevel@tonic-gate tmpdir); 542*0Sstevel@tonic-gate done(1); 543*0Sstevel@tonic-gate } 544*0Sstevel@tonic-gate 545*0Sstevel@tonic-gate /* 546*0Sstevel@tonic-gate * The actual use of tmpdir is in dirs.c, and is of the form 547*0Sstevel@tonic-gate * tmpdir + "/rst" + type (three characters) + "%ld.XXXXXX" + 548*0Sstevel@tonic-gate * a trailing NUL, where %ld is an arbitrary time_t. 549*0Sstevel@tonic-gate * 550*0Sstevel@tonic-gate * Thus, the magic 31 is strlen(itoa(MAX_TIME_T)) + "/rst" + 551*0Sstevel@tonic-gate * ".XXXXXX" + '\0'. A time_t is 64 bits, so MAX_TIME_T is 552*0Sstevel@tonic-gate * LONG_MAX - nineteen digits. In theory, so many things in 553*0Sstevel@tonic-gate * ufsrestore will break once time_t's value goes beyond 32 554*0Sstevel@tonic-gate * bits that it's not worth worrying about this particular 555*0Sstevel@tonic-gate * instance at this time, but we've got to start somewhere. 556*0Sstevel@tonic-gate * 557*0Sstevel@tonic-gate * Note that the use of a pid below is just for testing the 558*0Sstevel@tonic-gate * validity of the named directory. 559*0Sstevel@tonic-gate */ 560*0Sstevel@tonic-gate if (strlen(tmpdir) > (MAXPATHLEN - 31)) { 561*0Sstevel@tonic-gate (void) fprintf(stderr, gettext("TMPDIR too long\n")); 562*0Sstevel@tonic-gate done(1); 563*0Sstevel@tonic-gate } 564*0Sstevel@tonic-gate 565*0Sstevel@tonic-gate /* Guaranteed to fit by above test (sizeof(time_t) >= sizeof(pid_t)) */ 566*0Sstevel@tonic-gate (void) snprintf(name, sizeof (name), "%s/rstdir.%ld", tmpdir, getpid()); 567*0Sstevel@tonic-gate 568*0Sstevel@tonic-gate /* 569*0Sstevel@tonic-gate * This is effectively a stripped-down version of safe_open(), 570*0Sstevel@tonic-gate * because if the file exists, we want to fail. 571*0Sstevel@tonic-gate */ 572*0Sstevel@tonic-gate fd = open(name, O_CREAT|O_EXCL|O_RDWR, 0600); 573*0Sstevel@tonic-gate if (fd < 0) { 574*0Sstevel@tonic-gate perror(gettext("Can not create temporary file")); 575*0Sstevel@tonic-gate done(1); 576*0Sstevel@tonic-gate } 577*0Sstevel@tonic-gate 578*0Sstevel@tonic-gate (void) close(fd); 579*0Sstevel@tonic-gate if (unlink(name) < 0) { 580*0Sstevel@tonic-gate perror(gettext("Can not delete temporary file")); 581*0Sstevel@tonic-gate done(1); 582*0Sstevel@tonic-gate } 583*0Sstevel@tonic-gate } 584