2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#) Copyright (c) 1983, 1993 The Regents of the University of California. All rights reserved.
34 * @(#)main.c 8.6 (Berkeley) 5/4/95
35 * $FreeBSD: src/sbin/restore/main.c,v 1.10.2.3 2001/10/02 08:30:17 cjc Exp $
36 * $DragonFly: src/sbin/restore/main.c,v 1.2 2003/06/17 04:27:34 dillon Exp $
39 #include <sys/param.h>
42 #include <ufs/ufs/dinode.h>
43 #include <protocols/dumprestore.h>
55 int bflag = 0, cvtflag = 0, dflag = 0, vflag = 0, yflag = 0;
56 int hflag = 1, mflag = 1, Nflag = 0;
70 static void obsolete __P((int *, char **[]));
71 static void usage __P((void));
81 char *symtbl = "./restoresymtable";
82 char *p, name[MAXPATHLEN];
84 /* Temp files should *not* be readable. We set permissions later. */
90 if ((inputdev = getenv("TAPE")) == NULL)
91 inputdev = _PATH_DEFTAPE;
92 obsolete(&argc, &argv);
94 #define optlist "b:cdf:hikmNRrs:tuvxy"
96 #define optlist "b:cdf:himNRrs:tuvxy"
98 while ((ch = getopt(argc, argv, optlist)) != -1)
101 /* Change default tape blocksize. */
103 ntrec = strtol(optarg, &p, 10);
105 errx(1, "illegal blocksize -- %s", optarg);
107 errx(1, "block size must be greater than 0");
133 "%c and %c options are mutually exclusive",
144 /* Dumpnum (skip to) for multifile dump tapes. */
145 dumpnum = strtol(optarg, &p, 10);
147 errx(1, "illegal dump number -- %s", optarg);
149 errx(1, "dump number must be greater than 0");
167 errx(1, "none of i, R, r, t or x options specified");
169 if (signal(SIGINT, onintr) == SIG_IGN)
170 (void) signal(SIGINT, SIG_IGN);
171 if (signal(SIGTERM, onintr) == SIG_IGN)
172 (void) signal(SIGTERM, SIG_IGN);
193 * Incremental restoration of a file system.
199 * This is an incremental dump tape.
201 vprintf(stdout, "Begin incremental restore\n");
202 initsymtable(symtbl);
205 vprintf(stdout, "Calculate node updates.\n");
206 treescan(".", ROOTINO, nodeupdates);
211 * This is a level zero dump tape.
213 vprintf(stdout, "Begin level 0 restore\n");
214 initsymtable((char *)0);
216 vprintf(stdout, "Calculate extraction list.\n");
217 treescan(".", ROOTINO, nodeupdates);
219 createleaves(symtbl);
224 vprintf(stdout, "Verify the directory structure\n");
225 treescan(".", ROOTINO, verifyfile);
227 dumpsymtable(symtbl, (long)1);
230 * Resume an incremental file system restoration.
233 initsymtable(symtbl);
236 createleaves(symtbl);
240 dumpsymtable(symtbl, (long)1);
243 * List contents of tape.
248 initsymtable((char *)0);
250 canon(*argv++, name, sizeof(name));
251 ino = dirlookup(name);
254 treescan(name, ino, listfile);
258 * Batch extraction of tape contents.
263 initsymtable((char *)0);
265 canon(*argv++, name, sizeof(name));
266 ino = dirlookup(name);
271 treescan(name, ino, addfile);
287 (void)fprintf(stderr, "usage:\t%s\n\t%s\n\t%s\n\t%s\n\t%s\n",
288 "restore -i [-cdhkmNuvy] [-b blocksize] [-f file] [-s fileno]",
289 "restore -r [-cdkNuvy] [-b blocksize] [-f file] [-s fileno]",
290 "restore -R [-cdkNuvy] [-b blocksize] [-f file] [-s fileno]",
291 "restore -x [-cdhkmNuvy] [-b blocksize] [-f file] [-s fileno] [file ...]",
292 "restore -t [-cdhkNuvy] [-b blocksize] [-f file] [-s fileno] [file ...]");
298 * Change set of key letters and ordered arguments into something
299 * getopt(3) will like.
302 obsolete(argcp, argvp)
307 char *ap, **argv, *flagsp, **nargv, *p;
313 /* Return if no arguments or first argument has leading dash. */
315 if (argc == 1 || *ap == '-')
318 /* Allocate space for new arguments. */
319 if ((*argvp = nargv = malloc((argc + 1) * sizeof(char *))) == NULL ||
320 (p = flagsp = malloc(strlen(ap) + 2)) == NULL)
324 argv += 2, argc -= 2;
326 for (flags = 0; *ap; ++ap) {
332 warnx("option requires an argument -- %c", *ap);
335 if ((nargv[0] = malloc(strlen(*argv) + 2 + 1)) == NULL)
339 (void)strcpy(&nargv[0][2], *argv);
353 /* Terminate flags. */
359 /* Copy remaining arguments. */
360 while ((*nargv++ = *argv++));
362 /* Update argument count. */
363 *argcp = nargv - *argvp - 1;