2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2008 Free Software Foundation Europe e.V.
6 The main author of Bacula is Kern Sibbald, with contributions from
7 many others, a complete list can be found in the file AUTHORS.
8 This program is Free Software; you can redistribute it and/or
9 modify it under the terms of version two of the GNU General Public
10 License as published by the Free Software Foundation and included
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 Bacula® is a registered trademark of John Walker.
24 The licensor of Bacula is the Free Software Foundation Europe
25 (FSFE), Fiduciary Program, Sumatrastrasse 25, 8006 Zürich,
26 Switzerland, email:ftf@fsfeurope.org.
29 * Bacula File Daemon backup.c send file attributes and data
30 * to the Storage daemon.
32 * Kern Sibbald, March MM
40 #include "lib/htable.h"
42 /* Forward referenced functions */
43 int save_file(JCR *jcr, FF_PKT *ff_pkt, bool top_level);
44 static void strip_path(FF_PKT *ff_pkt);
45 static void unstrip_path(FF_PKT *ff_pkt);
46 static int send_data(JCR *jcr, int stream, FF_PKT *ff_pkt, DIGEST *digest, DIGEST *signature_digest);
47 static bool encode_and_send_attributes(JCR *jcr, FF_PKT *ff_pkt, int &data_stream);
48 static bool read_and_send_acl(JCR *jcr, int acltype, int stream);
49 static bool crypto_session_start(JCR *jcr);
50 static void crypto_session_end(JCR *jcr);
51 static bool crypto_session_send(JCR *jcr, BSOCK *sd);
53 typedef struct CurFile {
60 #define accurate_mark_file_as_seen(elt) ((elt)->seen = 1)
61 #define accurate_file_has_been_seen(elt) ((elt)->seen)
64 * This function is called for each file seen in fileset.
65 * We check in file_list hash if fname have been backuped
66 * the last time. After we can compare Lstat field.
69 /* TODO: tweak verify code to use the same function ?? */
70 bool accurate_check_file(JCR *jcr, FF_PKT *ff_pkt)
74 struct stat statc; /* catalog stat */
81 if (*ff_pkt->VerifyOpts) { /* use mtime + ctime checks by default */
82 Opts_Digest = ff_pkt->VerifyOpts;
87 if (jcr->accurate == false || jcr->JobLevel == L_FULL) {
93 if (S_ISDIR(ff_pkt->statp.st_mode)) {
96 fname = ff_pkt->fname;
99 elt = (CurFile *) jcr->file_list->lookup(fname);
102 Dmsg1(500, "accurate %s = yes (not found)\n", fname);
107 if (accurate_file_has_been_seen(elt)) {
108 Dmsg1(500, "accurate %s = no (already seen)\n", fname);
113 decode_stat(elt->lstat, &statc, &LinkFIc); /* decode catalog stat */
114 // *do_Digest = CRYPTO_DIGEST_NONE;
116 for (p=Opts_Digest; *p; p++) {
117 char ed1[30], ed2[30];
119 case 'i': /* compare INODEs */
120 if (statc.st_ino != ff_pkt->statp.st_ino) {
121 Jmsg(jcr, M_SAVED, 0, _("%s st_ino differ. Cat: %s File: %s\n"), fname,
122 edit_uint64((uint64_t)statc.st_ino, ed1),
123 edit_uint64((uint64_t)ff_pkt->statp.st_ino, ed2));
127 case 'p': /* permissions bits */
128 if (statc.st_mode != ff_pkt->statp.st_mode) {
129 Jmsg(jcr, M_SAVED, 0, _("%s st_mode differ. Cat: %x File: %x\n"), fname,
130 (uint32_t)statc.st_mode, (uint32_t)ff_pkt->statp.st_mode);
134 // case 'n': /* number of links */
135 // if (statc.st_nlink != ff_pkt->statp.st_nlink) {
136 // Jmsg(jcr, M_SAVED, 0, _("%s st_nlink differ. Cat: %d File: %d\n"), fname,
137 // (uint32_t)statc.st_nlink, (uint32_t)ff_pkt->statp.st_nlink);
141 case 'u': /* user id */
142 if (statc.st_uid != ff_pkt->statp.st_uid) {
143 Jmsg(jcr, M_SAVED, 0, _("%s st_uid differ. Cat: %u File: %u\n"), fname,
144 (uint32_t)statc.st_uid, (uint32_t)ff_pkt->statp.st_uid);
148 case 'g': /* group id */
149 if (statc.st_gid != ff_pkt->statp.st_gid) {
150 Jmsg(jcr, M_SAVED, 0, _("%s st_gid differ. Cat: %u File: %u\n"), fname,
151 (uint32_t)statc.st_gid, (uint32_t)ff_pkt->statp.st_gid);
156 if (statc.st_size != ff_pkt->statp.st_size) {
157 Jmsg(jcr, M_SAVED, 0, _("%s st_size differ. Cat: %s File: %s\n"), fname,
158 edit_uint64((uint64_t)statc.st_size, ed1),
159 edit_uint64((uint64_t)ff_pkt->statp.st_size, ed2));
163 // case 'a': /* access time */
164 // if (statc.st_atime != ff_pkt->statp.st_atime) {
165 // Jmsg(jcr, M_SAVED, 0, _("%s st_atime differs\n"), fname);
170 if (statc.st_mtime != ff_pkt->statp.st_mtime) {
171 Jmsg(jcr, M_SAVED, 0, _("%s st_mtime differs\n"), fname);
175 case 'c': /* ctime */
176 if (statc.st_ctime != ff_pkt->statp.st_ctime) {
177 Jmsg(jcr, M_SAVED, 0, _("%s st_ctime differs\n"), fname);
181 case 'd': /* file size decrease */
182 if (statc.st_size > ff_pkt->statp.st_size) {
183 Jmsg(jcr, M_SAVED, 0, _("%s st_size decrease. Cat: %s File: %s\n"), fname,
184 edit_uint64((uint64_t)statc.st_size, ed1),
185 edit_uint64((uint64_t)ff_pkt->statp.st_size, ed2));
189 case '5': /* compare MD5 */
190 Dmsg1(500, "set Do_MD5 for %s\n", ff_pkt->fname);
191 // *do_Digest = CRYPTO_DIGEST_MD5;
193 case '1': /* compare SHA1 */
194 // *do_Digest = CRYPTO_DIGEST_SHA1;
202 accurate_mark_file_as_seen(elt);
203 Dmsg2(500, "accurate %s = %i\n", fname, stat);
206 unstrip_path(ff_pkt);
211 * This function doesn't work very well with smartalloc
212 * TODO: use bigbuffer from htable
214 int accurate_cmd(JCR *jcr)
216 BSOCK *dir = jcr->dir_bsock;
221 if (jcr->accurate==false || job_canceled(jcr) || jcr->JobLevel==L_FULL) {
225 if (sscanf(dir->msg, "accurate files=%ld", &nb) != 1) {
226 dir->fsend(_("2991 Bad accurate command\n"));
230 jcr->file_list = (htable *)malloc(sizeof(htable));
231 jcr->file_list->init(elt, &elt->link, nb);
234 * buffer = sizeof(CurFile) + dirmsg
235 * dirmsg = fname + lstat
237 /* get current files */
238 while (dir->recv() >= 0) {
239 len = strlen(dir->msg);
240 if ((len+1) < dir->msglen) {
241 // elt = (CurFile *)malloc(sizeof(CurFile));
242 // elt->fname = (char *) malloc(dir->msglen+1);
244 /* we store CurFile, fname and lstat in the same chunk */
245 elt = (CurFile *)malloc(sizeof(CurFile)+dir->msglen+1);
246 elt->fname = (char *) elt+sizeof(CurFile);
247 memcpy(elt->fname, dir->msg, dir->msglen);
248 elt->fname[dir->msglen]='\0';
249 elt->lstat = elt->fname + len + 1;
251 jcr->file_list->insert(elt->fname, elt);
252 Dmsg2(500, "add fname=%s lstat=%s\n", elt->fname, elt->lstat);
256 // jcr->file_list->stats();
257 /* TODO: send a EOM ?
258 * dir->fsend("2000 OK accurate\n");
263 bool accurate_send_deleted_list(JCR *jcr)
268 int stream = STREAM_UNIX_ATTRIBUTES;
270 if (jcr->accurate == false || jcr->JobLevel == L_FULL) {
274 if (jcr->file_list == NULL) {
278 ff_pkt = init_find_files();
279 ff_pkt->type = FT_DELETED;
281 foreach_htable (elt, jcr->file_list) {
282 if (!accurate_file_has_been_seen(elt)) { /* already seen */
283 Dmsg3(500, "deleted fname=%s lstat=%s seen=%i\n", elt->fname, elt->lstat, elt->seen);
284 ff_pkt->fname = elt->fname;
285 decode_stat(elt->lstat, &ff_pkt->statp, &ff_pkt->LinkFI); /* decode catalog stat */
286 encode_and_send_attributes(jcr, ff_pkt, stream);
290 term_find_files(ff_pkt);
292 /* TODO: clean htable when this function is not reached ? */
293 if (jcr->file_list) {
294 jcr->file_list->destroy();
295 free(jcr->file_list);
296 jcr->file_list = NULL;
302 * check for BSD nodump flag
304 static bool no_dump(JCR *jcr, FF_PKT *ff_pkt)
306 #if defined(HAVE_CHFLAGS) && defined(UF_NODUMP)
307 if ( (ff_pkt->flags & FO_HONOR_NODUMP) &&
308 (ff_pkt->statp.st_flags & UF_NODUMP) ) {
309 Jmsg(jcr, M_INFO, 1, _(" NODUMP flag set - will not process %s\n"),
311 return true; /* do not backup this file */
314 return false; /* do backup */
318 * Find all the requested files and send them
319 * to the Storage daemon.
321 * Note, we normally carry on a one-way
322 * conversation from this point on with the SD, simply blasting
323 * data to him. To properly know what is going on, we
324 * also run a "heartbeat" monitor which reads the socket and
325 * reacts accordingly (at the moment it has nothing to do
326 * except echo the heartbeat to the Director).
329 bool blast_data_to_storage_daemon(JCR *jcr, char *addr)
333 // TODO landonf: Allow user to specify encryption algorithm
335 sd = jcr->store_bsock;
337 set_jcr_job_status(jcr, JS_Running);
339 Dmsg1(300, "bfiled: opened data connection %d to stored\n", sd->m_fd);
342 CLIENT *client = (CLIENT *)GetNextRes(R_CLIENT, NULL);
346 buf_size = client->max_network_buffer_size;
348 buf_size = 0; /* use default */
350 if (!bnet_set_buffer_size(sd, buf_size, BNET_SETBUF_WRITE)) {
351 set_jcr_job_status(jcr, JS_ErrorTerminated);
352 Jmsg(jcr, M_FATAL, 0, _("Cannot set buffer size FD->SD.\n"));
356 jcr->buf_size = sd->msglen;
357 /* Adjust for compression so that output buffer is
358 * 12 bytes + 0.1% larger than input buffer plus 18 bytes.
359 * This gives a bit extra plus room for the sparse addr if any.
360 * Note, we adjust the read size to be smaller so that the
361 * same output buffer can be used without growing it.
363 * The zlib compression workset is initialized here to minimise
364 * the "per file" load. The jcr member is only set, if the init was successful.
366 jcr->compress_buf_size = jcr->buf_size + ((jcr->buf_size+999) / 1000) + 30;
367 jcr->compress_buf = get_memory(jcr->compress_buf_size);
370 z_stream *pZlibStream = (z_stream*)malloc(sizeof(z_stream));
372 pZlibStream->zalloc = Z_NULL;
373 pZlibStream->zfree = Z_NULL;
374 pZlibStream->opaque = Z_NULL;
375 pZlibStream->state = Z_NULL;
377 if (deflateInit(pZlibStream, Z_DEFAULT_COMPRESSION) == Z_OK) {
378 jcr->pZLIB_compress_workset = pZlibStream;
385 if (!crypto_session_start(jcr)) {
389 set_find_options((FF_PKT *)jcr->ff, jcr->incremental, jcr->mtime);
391 /* in accurate mode, we overwrite the find_one check function */
393 set_find_changed_function((FF_PKT *)jcr->ff, accurate_check_file);
396 start_heartbeat_monitor(jcr);
398 jcr->acl_text = get_pool_memory(PM_MESSAGE);
400 /* Subroutine save_file() is called for each file */
401 if (!find_files(jcr, (FF_PKT *)jcr->ff, save_file, plugin_save)) {
402 ok = false; /* error */
403 set_jcr_job_status(jcr, JS_ErrorTerminated);
406 accurate_send_deleted_list(jcr); /* send deleted list to SD */
408 free_pool_memory(jcr->acl_text);
410 stop_heartbeat_monitor(jcr);
412 sd->signal(BNET_EOD); /* end of sending data */
418 if (jcr->compress_buf) {
419 free_pool_memory(jcr->compress_buf);
420 jcr->compress_buf = NULL;
422 if (jcr->pZLIB_compress_workset) {
423 /* Free the zlib stream */
425 deflateEnd((z_stream *)jcr->pZLIB_compress_workset);
427 free (jcr->pZLIB_compress_workset);
428 jcr->pZLIB_compress_workset = NULL;
430 crypto_session_end(jcr);
433 Dmsg1(100, "end blast_data ok=%d\n", ok);
437 static bool crypto_session_start(JCR *jcr)
439 crypto_cipher_t cipher = CRYPTO_CIPHER_AES_128_CBC;
442 * Create encryption session data and a cached, DER-encoded session data
443 * structure. We use a single session key for each backup, so we'll encode
444 * the session data only once.
446 if (jcr->crypto.pki_encrypt) {
449 /* Create per-job session encryption context */
450 jcr->crypto.pki_session = crypto_session_new(cipher, jcr->crypto.pki_recipients);
452 /* Get the session data size */
453 if (!crypto_session_encode(jcr->crypto.pki_session, (uint8_t *)0, &size)) {
454 Jmsg(jcr, M_FATAL, 0, _("An error occurred while encrypting the stream.\n"));
458 /* Allocate buffer */
459 jcr->crypto.pki_session_encoded = get_memory(size);
461 /* Encode session data */
462 if (!crypto_session_encode(jcr->crypto.pki_session, (uint8_t *)jcr->crypto.pki_session_encoded, &size)) {
463 Jmsg(jcr, M_FATAL, 0, _("An error occurred while encrypting the stream.\n"));
467 /* ... and store the encoded size */
468 jcr->crypto.pki_session_encoded_size = size;
470 /* Allocate the encryption/decryption buffer */
471 jcr->crypto.crypto_buf = get_memory(CRYPTO_CIPHER_MAX_BLOCK_SIZE);
476 static void crypto_session_end(JCR *jcr)
478 if (jcr->crypto.crypto_buf) {
479 free_pool_memory(jcr->crypto.crypto_buf);
480 jcr->crypto.crypto_buf = NULL;
482 if (jcr->crypto.pki_session) {
483 crypto_session_free(jcr->crypto.pki_session);
485 if (jcr->crypto.pki_session_encoded) {
486 free_pool_memory(jcr->crypto.pki_session_encoded);
487 jcr->crypto.pki_session_encoded = NULL;
491 static bool crypto_session_send(JCR *jcr, BSOCK *sd)
495 /* Send our header */
496 Dmsg2(100, "Send hdr fi=%ld stream=%d\n", jcr->JobFiles, STREAM_ENCRYPTED_SESSION_DATA);
497 sd->fsend("%ld %d 0", jcr->JobFiles, STREAM_ENCRYPTED_SESSION_DATA);
500 sd->msg = jcr->crypto.pki_session_encoded;
501 sd->msglen = jcr->crypto.pki_session_encoded_size;
502 jcr->JobBytes += sd->msglen;
504 Dmsg1(100, "Send data len=%d\n", sd->msglen);
507 sd->signal(BNET_EOD);
513 * Called here by find() for each file included.
514 * This is a callback. The original is find_files() above.
516 * Send the file and its data to the Storage daemon.
520 * -1 to ignore file/directory (not used here)
522 int save_file(JCR *jcr, FF_PKT *ff_pkt, bool top_level)
524 bool do_read = false;
525 int stat, data_stream;
527 DIGEST *digest = NULL;
528 DIGEST *signing_digest = NULL;
529 int digest_stream = STREAM_NONE;
530 SIGNATURE *sig = NULL;
531 bool has_file_data = false;
532 // TODO landonf: Allow the user to specify the digest algorithm
534 crypto_digest_t signing_algorithm = CRYPTO_DIGEST_SHA256;
536 crypto_digest_t signing_algorithm = CRYPTO_DIGEST_SHA1;
538 BSOCK *sd = jcr->store_bsock;
540 if (job_canceled(jcr)) {
544 jcr->num_files_examined++; /* bump total file count */
546 switch (ff_pkt->type) {
547 case FT_LNKSAVED: /* Hard linked, file already saved */
548 Dmsg2(130, "FT_LNKSAVED hard link: %s => %s\n", ff_pkt->fname, ff_pkt->link);
551 Dmsg1(130, "FT_REGE saving: %s\n", ff_pkt->fname);
552 if (no_dump(jcr, ff_pkt))
554 has_file_data = true;
557 Dmsg1(130, "FT_REG saving: %s\n", ff_pkt->fname);
558 if (no_dump(jcr, ff_pkt))
560 has_file_data = true;
563 Dmsg2(130, "FT_LNK saving: %s -> %s\n", ff_pkt->fname, ff_pkt->link);
566 jcr->num_files_examined--; /* correct file count */
567 if (no_dump(jcr, ff_pkt)) /* disable recursion on nodump directories */
568 ff_pkt->flags |= FO_NO_RECURSION;
569 return 1; /* not used */
571 Jmsg(jcr, M_INFO, 1, _(" Recursion turned off. Will not descend from %s into %s\n"),
572 ff_pkt->top_fname, ff_pkt->fname);
573 ff_pkt->type = FT_DIREND; /* Backup only the directory entry */
576 /* Suppress message for /dev filesystems */
577 if (!is_in_fileset(ff_pkt)) {
578 Jmsg(jcr, M_INFO, 1, _(" %s is a different filesystem. Will not descend from %s into %s\n"),
579 ff_pkt->fname, ff_pkt->top_fname, ff_pkt->fname);
581 ff_pkt->type = FT_DIREND; /* Backup only the directory entry */
584 Jmsg(jcr, M_INFO, 1, _(" Disallowed filesystem. Will not descend from %s into %s\n"),
585 ff_pkt->top_fname, ff_pkt->fname);
586 ff_pkt->type = FT_DIREND; /* Backup only the directory entry */
589 Jmsg(jcr, M_INFO, 1, _(" Disallowed drive type. Will not descend into %s\n"),
594 Dmsg1(130, "FT_DIREND: %s\n", ff_pkt->link);
597 Dmsg1(130, "FT_SPEC saving: %s\n", ff_pkt->fname);
598 if (S_ISSOCK(ff_pkt->statp.st_mode)) {
599 Jmsg(jcr, M_SKIPPED, 1, _(" Socket file skipped: %s\n"), ff_pkt->fname);
604 Dmsg1(130, "FT_RAW saving: %s\n", ff_pkt->fname);
605 has_file_data = true;
608 Dmsg1(130, "FT_FIFO saving: %s\n", ff_pkt->fname);
612 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not access %s: ERR=%s\n"), ff_pkt->fname,
613 be.bstrerror(ff_pkt->ff_errno));
619 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not follow link %s: ERR=%s\n"),
620 ff_pkt->fname, be.bstrerror(ff_pkt->ff_errno));
626 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not stat %s: ERR=%s\n"), ff_pkt->fname,
627 be.bstrerror(ff_pkt->ff_errno));
633 Jmsg(jcr, M_SKIPPED, 1, _(" Unchanged file skipped: %s\n"), ff_pkt->fname);
636 Jmsg(jcr, M_NOTSAVED, 0, _(" Archive file not saved: %s\n"), ff_pkt->fname);
640 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not open directory %s: ERR=%s\n"),
641 ff_pkt->fname, be.bstrerror(ff_pkt->ff_errno));
646 Jmsg(jcr, M_NOTSAVED, 0, _(" Unknown file type %d; not saved: %s\n"),
647 ff_pkt->type, ff_pkt->fname);
652 Dmsg1(130, "bfiled: sending %s to stored\n", ff_pkt->fname);
654 /* Digests and encryption are only useful if there's file data */
657 * Setup for digest handling. If this fails, the digest will be set to NULL
658 * and not used. Note, the digest (file hash) can be any one of the four
661 * The signing digest is a single algorithm depending on
662 * whether or not we have SHA2.
663 * ****FIXME**** the signing algoritm should really be
664 * determined a different way!!!!!! What happens if
665 * sha2 was available during backup but not restore?
667 if (ff_pkt->flags & FO_MD5) {
668 digest = crypto_digest_new(jcr, CRYPTO_DIGEST_MD5);
669 digest_stream = STREAM_MD5_DIGEST;
671 } else if (ff_pkt->flags & FO_SHA1) {
672 digest = crypto_digest_new(jcr, CRYPTO_DIGEST_SHA1);
673 digest_stream = STREAM_SHA1_DIGEST;
675 } else if (ff_pkt->flags & FO_SHA256) {
676 digest = crypto_digest_new(jcr, CRYPTO_DIGEST_SHA256);
677 digest_stream = STREAM_SHA256_DIGEST;
679 } else if (ff_pkt->flags & FO_SHA512) {
680 digest = crypto_digest_new(jcr, CRYPTO_DIGEST_SHA512);
681 digest_stream = STREAM_SHA512_DIGEST;
684 /* Did digest initialization fail? */
685 if (digest_stream != STREAM_NONE && digest == NULL) {
686 Jmsg(jcr, M_WARNING, 0, _("%s digest initialization failed\n"),
687 stream_to_ascii(digest_stream));
691 * Set up signature digest handling. If this fails, the signature digest will be set to
694 // TODO landonf: We should really only calculate the digest once, for both verification and signing.
695 if (jcr->crypto.pki_sign) {
696 signing_digest = crypto_digest_new(jcr, signing_algorithm);
698 /* Full-stop if a failure occurred initializing the signature digest */
699 if (signing_digest == NULL) {
700 Jmsg(jcr, M_NOTSAVED, 0, _("%s signature digest initialization failed\n"),
701 stream_to_ascii(signing_algorithm));
707 /* Enable encryption */
708 if (jcr->crypto.pki_encrypt) {
709 ff_pkt->flags |= FO_ENCRYPT;
713 /* Initialize the file descriptor we use for data and other streams. */
715 if (ff_pkt->flags & FO_PORTABLE) {
716 set_portable_backup(&ff_pkt->bfd); /* disable Win32 BackupRead() */
718 if (ff_pkt->cmd_plugin) {
719 if (!set_cmd_plugin(&ff_pkt->bfd, jcr)) {
722 send_plugin_name(jcr, sd, true); /* signal start of plugin data */
725 /* Send attributes -- must be done after binit() */
726 if (!encode_and_send_attributes(jcr, ff_pkt, data_stream)) {
730 /* Set up the encryption context and send the session data to the SD */
731 if (has_file_data && jcr->crypto.pki_encrypt) {
732 if (!crypto_session_send(jcr, sd)) {
738 * Open any file with data that we intend to save, then save it.
740 * Note, if is_win32_backup, we must open the Directory so that
741 * the BackupRead will save its permissions and ownership streams.
743 if (ff_pkt->type != FT_LNKSAVED && S_ISREG(ff_pkt->statp.st_mode)) {
745 do_read = !is_portable_backup(&ff_pkt->bfd) || ff_pkt->statp.st_size > 0;
747 do_read = ff_pkt->statp.st_size > 0;
749 } else if (ff_pkt->type == FT_RAW || ff_pkt->type == FT_FIFO ||
750 ff_pkt->type == FT_REPARSE ||
751 (!is_portable_backup(&ff_pkt->bfd) && ff_pkt->type == FT_DIREND)) {
754 if (ff_pkt->cmd_plugin) {
758 Dmsg1(100, "do_read=%d\n", do_read);
762 if (ff_pkt->type == FT_FIFO) {
763 tid = start_thread_timer(jcr, pthread_self(), 60);
767 int noatime = ff_pkt->flags & FO_NOATIME ? O_NOATIME : 0;
768 ff_pkt->bfd.reparse_point = ff_pkt->type == FT_REPARSE;
769 if (bopen(&ff_pkt->bfd, ff_pkt->fname, O_RDONLY | O_BINARY | noatime, 0) < 0) {
770 ff_pkt->ff_errno = errno;
772 Jmsg(jcr, M_NOTSAVED, 0, _(" Cannot open %s: ERR=%s.\n"), ff_pkt->fname,
776 stop_thread_timer(tid);
782 stop_thread_timer(tid);
786 stat = send_data(jcr, data_stream, ff_pkt, digest, signing_digest);
788 if (ff_pkt->flags & FO_CHKCHANGES) {
789 has_file_changed(jcr, ff_pkt);
792 bclose(&ff_pkt->bfd);
799 #ifdef HAVE_DARWIN_OS
800 /* Regular files can have resource forks and Finder Info */
801 if (ff_pkt->type != FT_LNKSAVED && (S_ISREG(ff_pkt->statp.st_mode) &&
802 ff_pkt->flags & FO_HFSPLUS)) {
803 if (ff_pkt->hfsinfo.rsrclength > 0) {
806 if (!bopen_rsrc(&ff_pkt->bfd, ff_pkt->fname, O_RDONLY | O_BINARY, 0) < 0) {
807 ff_pkt->ff_errno = errno;
809 Jmsg(jcr, M_NOTSAVED, -1, _(" Cannot open resource fork for %s: ERR=%s.\n"),
810 ff_pkt->fname, be.bstrerror());
812 if (is_bopen(&ff_pkt->bfd)) {
813 bclose(&ff_pkt->bfd);
817 flags = ff_pkt->flags;
818 ff_pkt->flags &= ~(FO_GZIP|FO_SPARSE);
819 if (flags & FO_ENCRYPT) {
820 rsrc_stream = STREAM_ENCRYPTED_MACOS_FORK_DATA;
822 rsrc_stream = STREAM_MACOS_FORK_DATA;
824 stat = send_data(jcr, rsrc_stream, ff_pkt, digest, signing_digest);
825 ff_pkt->flags = flags;
826 bclose(&ff_pkt->bfd);
832 Dmsg1(300, "Saving Finder Info for \"%s\"\n", ff_pkt->fname);
833 sd->fsend("%ld %d 0", jcr->JobFiles, STREAM_HFSPLUS_ATTRIBUTES);
834 Dmsg1(300, "bfiled>stored:header %s\n", sd->msg);
835 memcpy(sd->msg, ff_pkt->hfsinfo.fndrinfo, 32);
838 crypto_digest_update(digest, (uint8_t *)sd->msg, sd->msglen);
840 if (signing_digest) {
841 crypto_digest_update(signing_digest, (uint8_t *)sd->msg, sd->msglen);
844 sd->signal(BNET_EOD);
848 if (ff_pkt->flags & FO_ACL) {
849 /* Read access ACLs for files, dirs and links */
850 if (!read_and_send_acl(jcr, BACL_TYPE_ACCESS, STREAM_UNIX_ACCESS_ACL)) {
853 /* Directories can have default ACLs too */
854 if (ff_pkt->type == FT_DIREND && (BACL_CAP & BACL_CAP_DEFAULTS_DIR)) {
855 if (!read_and_send_acl(jcr, BACL_TYPE_DEFAULT, STREAM_UNIX_DEFAULT_ACL)) {
861 /* Terminate the signing digest and send it to the Storage daemon */
862 if (signing_digest) {
865 if ((sig = crypto_sign_new(jcr)) == NULL) {
866 Jmsg(jcr, M_FATAL, 0, _("Failed to allocate memory for crypto signature.\n"));
870 if (!crypto_sign_add_signer(sig, signing_digest, jcr->crypto.pki_keypair)) {
871 Jmsg(jcr, M_FATAL, 0, _("An error occurred while signing the stream.\n"));
875 /* Get signature size */
876 if (!crypto_sign_encode(sig, NULL, &size)) {
877 Jmsg(jcr, M_FATAL, 0, _("An error occurred while signing the stream.\n"));
881 /* Grow the bsock buffer to fit our message if necessary */
882 if (sizeof_pool_memory(sd->msg) < (int32_t)size) {
883 sd->msg = realloc_pool_memory(sd->msg, size);
886 /* Send our header */
887 sd->fsend("%ld %d 0", jcr->JobFiles, STREAM_SIGNED_DIGEST);
888 Dmsg1(300, "bfiled>stored:header %s\n", sd->msg);
890 /* Encode signature data */
891 if (!crypto_sign_encode(sig, (uint8_t *)sd->msg, &size)) {
892 Jmsg(jcr, M_FATAL, 0, _("An error occurred while signing the stream.\n"));
898 sd->signal(BNET_EOD); /* end of checksum */
901 /* Terminate any digest and send it to Storage daemon */
905 sd->fsend("%ld %d 0", jcr->JobFiles, digest_stream);
906 Dmsg1(300, "bfiled>stored:header %s\n", sd->msg);
908 size = CRYPTO_DIGEST_MAX_SIZE;
910 /* Grow the bsock buffer to fit our message if necessary */
911 if (sizeof_pool_memory(sd->msg) < (int32_t)size) {
912 sd->msg = realloc_pool_memory(sd->msg, size);
915 if (!crypto_digest_finalize(digest, (uint8_t *)sd->msg, &size)) {
916 Jmsg(jcr, M_FATAL, 0, _("An error occurred finalizing signing the stream.\n"));
922 sd->signal(BNET_EOD); /* end of checksum */
924 if (ff_pkt->cmd_plugin) {
925 send_plugin_name(jcr, sd, false); /* signal end of plugin data */
929 rtnstat = 1; /* good return */
933 crypto_digest_free(digest);
935 if (signing_digest) {
936 crypto_digest_free(signing_digest);
939 crypto_sign_free(sig);
945 * Send data read from an already open file descriptor.
947 * We return 1 on sucess and 0 on errors.
950 * We use ff_pkt->statp.st_size when FO_SPARSE to know when to stop
952 * Currently this is not a problem as the only other stream, resource forks,
953 * are not handled as sparse files.
955 int send_data(JCR *jcr, int stream, FF_PKT *ff_pkt, DIGEST *digest,
956 DIGEST *signing_digest)
958 BSOCK *sd = jcr->store_bsock;
959 uint64_t fileAddr = 0; /* file address */
961 int32_t rsize = jcr->buf_size; /* read buffer size */
963 CIPHER_CONTEXT *cipher_ctx = NULL; /* Quell bogus uninitialized warnings */
964 const uint8_t *cipher_input;
965 uint32_t cipher_input_len;
966 uint32_t cipher_block_size;
967 uint32_t encrypted_len;
968 #ifdef FD_NO_SEND_TEST
973 rbuf = sd->msg; /* read buffer */
974 wbuf = sd->msg; /* write buffer */
975 cipher_input = (uint8_t *)rbuf; /* encrypt uncompressed data */
977 Dmsg1(300, "Saving data, type=%d\n", ff_pkt->type);
980 uLong compress_len = 0;
981 uLong max_compress_len = 0;
982 const Bytef *cbuf = NULL;
985 if (ff_pkt->flags & FO_GZIP) {
986 if (ff_pkt->flags & FO_SPARSE) {
987 cbuf = (Bytef *)jcr->compress_buf + SPARSE_FADDR_SIZE;
988 max_compress_len = jcr->compress_buf_size - SPARSE_FADDR_SIZE;
990 cbuf = (Bytef *)jcr->compress_buf;
991 max_compress_len = jcr->compress_buf_size; /* set max length */
993 wbuf = jcr->compress_buf; /* compressed output here */
994 cipher_input = (uint8_t *)jcr->compress_buf; /* encrypt compressed data */
997 * Only change zlib parameters if there is no pending operation.
998 * This should never happen as deflatereset is called after each
1002 if (((z_stream*)jcr->pZLIB_compress_workset)->total_in == 0) {
1003 /* set gzip compression level - must be done per file */
1004 if ((zstat=deflateParams((z_stream*)jcr->pZLIB_compress_workset,
1005 ff_pkt->GZIP_level, Z_DEFAULT_STRATEGY)) != Z_OK) {
1006 Jmsg(jcr, M_FATAL, 0, _("Compression deflateParams error: %d\n"), zstat);
1007 set_jcr_job_status(jcr, JS_ErrorTerminated);
1013 const uint32_t max_compress_len = 0;
1016 if (ff_pkt->flags & FO_ENCRYPT) {
1017 if (ff_pkt->flags & FO_SPARSE) {
1018 Jmsg0(jcr, M_FATAL, 0, _("Encrypting sparse data not supported.\n"));
1021 /* Allocate the cipher context */
1022 if ((cipher_ctx = crypto_cipher_new(jcr->crypto.pki_session, true,
1023 &cipher_block_size)) == NULL) {
1024 /* Shouldn't happen! */
1025 Jmsg0(jcr, M_FATAL, 0, _("Failed to initialize encryption context.\n"));
1030 * Grow the crypto buffer, if necessary.
1031 * crypto_cipher_update() will buffer up to (cipher_block_size - 1).
1032 * We grow crypto_buf to the maximum number of blocks that
1033 * could be returned for the given read buffer size.
1034 * (Using the larger of either rsize or max_compress_len)
1036 jcr->crypto.crypto_buf = check_pool_memory_size(jcr->crypto.crypto_buf,
1037 (MAX(rsize + (int)sizeof(uint32_t), (int32_t)max_compress_len) +
1038 cipher_block_size - 1) / cipher_block_size * cipher_block_size);
1040 wbuf = jcr->crypto.crypto_buf; /* Encrypted, possibly compressed output here. */
1044 * Send Data header to Storage daemon
1045 * <file-index> <stream> <info>
1047 if (!sd->fsend("%ld %d 0", jcr->JobFiles, stream)) {
1048 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1052 Dmsg1(300, ">stored: datahdr %s\n", sd->msg);
1055 * Make space at beginning of buffer for fileAddr because this
1056 * same buffer will be used for writing if compression is off.
1058 if (ff_pkt->flags & FO_SPARSE) {
1059 rbuf += SPARSE_FADDR_SIZE;
1060 rsize -= SPARSE_FADDR_SIZE;
1061 #ifdef HAVE_FREEBSD_OS
1063 * To read FreeBSD partitions, the read size must be
1064 * a multiple of 512.
1066 rsize = (rsize/512) * 512;
1070 /* a RAW device read on win32 only works if the buffer is a multiple of 512 */
1072 if (S_ISBLK(ff_pkt->statp.st_mode))
1073 rsize = (rsize/512) * 512;
1077 * Read the file data
1079 while ((sd->msglen=(uint32_t)bread(&ff_pkt->bfd, rbuf, rsize)) > 0) {
1081 /* Check for sparse blocks */
1082 if (ff_pkt->flags & FO_SPARSE) {
1084 bool haveBlock = true;
1085 if (sd->msglen == rsize &&
1086 fileAddr+sd->msglen < (uint64_t)ff_pkt->statp.st_size ||
1087 ((ff_pkt->type == FT_RAW || ff_pkt->type == FT_FIFO) &&
1088 (uint64_t)ff_pkt->statp.st_size == 0)) {
1089 haveBlock = !is_buf_zero(rbuf, rsize);
1092 ser_begin(wbuf, SPARSE_FADDR_SIZE);
1093 ser_uint64(fileAddr); /* store fileAddr in begin of buffer */
1095 fileAddr += sd->msglen; /* update file address */
1097 continue; /* skip block of zeros */
1101 jcr->ReadBytes += sd->msglen; /* count bytes read */
1103 /* Uncompressed cipher input length */
1104 cipher_input_len = sd->msglen;
1106 /* Update checksum if requested */
1108 crypto_digest_update(digest, (uint8_t *)rbuf, sd->msglen);
1111 /* Update signing digest if requested */
1112 if (signing_digest) {
1113 crypto_digest_update(signing_digest, (uint8_t *)rbuf, sd->msglen);
1117 /* Do compression if turned on */
1118 if (ff_pkt->flags & FO_GZIP && jcr->pZLIB_compress_workset) {
1119 Dmsg3(400, "cbuf=0x%x rbuf=0x%x len=%u\n", cbuf, rbuf, sd->msglen);
1121 ((z_stream*)jcr->pZLIB_compress_workset)->next_in = (Bytef *)rbuf;
1122 ((z_stream*)jcr->pZLIB_compress_workset)->avail_in = sd->msglen;
1123 ((z_stream*)jcr->pZLIB_compress_workset)->next_out = (Bytef *)cbuf;
1124 ((z_stream*)jcr->pZLIB_compress_workset)->avail_out = max_compress_len;
1126 if ((zstat=deflate((z_stream*)jcr->pZLIB_compress_workset, Z_FINISH)) != Z_STREAM_END) {
1127 Jmsg(jcr, M_FATAL, 0, _("Compression deflate error: %d\n"), zstat);
1128 set_jcr_job_status(jcr, JS_ErrorTerminated);
1131 compress_len = ((z_stream*)jcr->pZLIB_compress_workset)->total_out;
1132 /* reset zlib stream to be able to begin from scratch again */
1133 if ((zstat=deflateReset((z_stream*)jcr->pZLIB_compress_workset)) != Z_OK) {
1134 Jmsg(jcr, M_FATAL, 0, _("Compression deflateReset error: %d\n"), zstat);
1135 set_jcr_job_status(jcr, JS_ErrorTerminated);
1139 Dmsg2(400, "compressed len=%d uncompressed len=%d\n", compress_len,
1142 sd->msglen = compress_len; /* set compressed length */
1143 cipher_input_len = compress_len;
1147 * Note, here we prepend the current record length to the beginning
1148 * of the encrypted data. This is because both sparse and compression
1149 * restore handling want records returned to them with exactly the
1150 * same number of bytes that were processed in the backup handling.
1151 * That is, both are block filters rather than a stream. When doing
1152 * compression, the compression routines may buffer data, so that for
1153 * any one record compressed, when it is decompressed the same size
1154 * will not be obtained. Of course, the buffered data eventually comes
1155 * out in subsequent crypto_cipher_update() calls or at least
1156 * when crypto_cipher_finalize() is called. Unfortunately, this
1157 * "feature" of encryption enormously complicates the restore code.
1159 if (ff_pkt->flags & FO_ENCRYPT) {
1160 uint32_t initial_len = 0;
1163 if (ff_pkt->flags & FO_SPARSE) {
1164 cipher_input_len += SPARSE_FADDR_SIZE;
1167 /* Encrypt the length of the input block */
1168 uint8_t packet_len[sizeof(uint32_t)];
1170 ser_begin(packet_len, sizeof(uint32_t));
1171 ser_uint32(cipher_input_len); /* store data len in begin of buffer */
1172 Dmsg1(20, "Encrypt len=%d\n", cipher_input_len);
1174 if (!crypto_cipher_update(cipher_ctx, packet_len, sizeof(packet_len),
1175 (uint8_t *)jcr->crypto.crypto_buf, &initial_len)) {
1176 /* Encryption failed. Shouldn't happen. */
1177 Jmsg(jcr, M_FATAL, 0, _("Encryption error\n"));
1181 /* Encrypt the input block */
1182 if (crypto_cipher_update(cipher_ctx, cipher_input, cipher_input_len,
1183 (uint8_t *)&jcr->crypto.crypto_buf[initial_len], &encrypted_len)) {
1184 if ((initial_len + encrypted_len) == 0) {
1185 /* No full block of data available, read more data */
1188 Dmsg2(400, "encrypted len=%d unencrypted len=%d\n", encrypted_len,
1190 sd->msglen = initial_len + encrypted_len; /* set encrypted length */
1192 /* Encryption failed. Shouldn't happen. */
1193 Jmsg(jcr, M_FATAL, 0, _("Encryption error\n"));
1198 /* Send the buffer to the Storage daemon */
1199 if (ff_pkt->flags & FO_SPARSE) {
1200 sd->msglen += SPARSE_FADDR_SIZE; /* include fileAddr in size */
1202 sd->msg = wbuf; /* set correct write buffer */
1204 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1208 Dmsg1(130, "Send data to SD len=%d\n", sd->msglen);
1210 jcr->JobBytes += sd->msglen; /* count bytes saved possibly compressed/encrypted */
1211 sd->msg = msgsave; /* restore read buffer */
1213 } /* end while read file data */
1215 if (sd->msglen < 0) { /* error */
1217 Jmsg(jcr, M_ERROR, 0, _("Read error on file %s. ERR=%s\n"),
1218 ff_pkt->fname, be.bstrerror(ff_pkt->bfd.berrno));
1219 if (jcr->Errors++ > 1000) { /* insanity check */
1220 Jmsg(jcr, M_FATAL, 0, _("Too many errors.\n"));
1222 } else if (ff_pkt->flags & FO_ENCRYPT) {
1224 * For encryption, we must call finalize to push out any
1227 if (!crypto_cipher_finalize(cipher_ctx, (uint8_t *)jcr->crypto.crypto_buf,
1229 /* Padding failed. Shouldn't happen. */
1230 Jmsg(jcr, M_FATAL, 0, _("Encryption padding error\n"));
1234 /* Note, on SSL pre-0.9.7, there is always some output */
1235 if (encrypted_len > 0) {
1236 sd->msglen = encrypted_len; /* set encrypted length */
1237 sd->msg = jcr->crypto.crypto_buf; /* set correct write buffer */
1239 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1243 Dmsg1(130, "Send data to SD len=%d\n", sd->msglen);
1244 jcr->JobBytes += sd->msglen; /* count bytes saved possibly compressed/encrypted */
1245 sd->msg = msgsave; /* restore bnet buffer */
1249 if (!sd->signal(BNET_EOD)) { /* indicate end of file data */
1250 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1255 /* Free the cipher context */
1257 crypto_cipher_free(cipher_ctx);
1262 /* Free the cipher context */
1264 crypto_cipher_free(cipher_ctx);
1267 sd->msg = msgsave; /* restore bnet buffer */
1273 * Read and send an ACL for the last encountered file.
1275 static bool read_and_send_acl(JCR *jcr, int acltype, int stream)
1278 BSOCK *sd = jcr->store_bsock;
1281 #ifdef FD_NO_SEND_TEST
1285 len = bacl_get(jcr, acltype);
1287 Jmsg1(jcr, M_WARNING, 0, _("Error reading ACL of %s\n"), jcr->last_fname);
1291 return true; /* no ACL */
1295 if (!sd->fsend("%ld %d 0", jcr->JobFiles, stream)) {
1296 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1301 /* Send the buffer to the storage deamon */
1302 Dmsg2(400, "Backing up ACL type 0x%2x <%s>\n", acltype, jcr->acl_text);
1304 sd->msg = jcr->acl_text;
1305 sd->msglen = len + 1;
1309 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1314 jcr->JobBytes += sd->msglen;
1316 if (!sd->signal(BNET_EOD)) {
1317 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1322 Dmsg1(200, "ACL of file: %s successfully backed up!\n", jcr->last_fname);
1327 static bool encode_and_send_attributes(JCR *jcr, FF_PKT *ff_pkt, int &data_stream)
1329 BSOCK *sd = jcr->store_bsock;
1330 char attribs[MAXSTRING];
1331 char attribsEx[MAXSTRING];
1334 #ifdef FD_NO_SEND_TEST
1338 Dmsg1(300, "encode_and_send_attrs fname=%s\n", ff_pkt->fname);
1339 /* Find what data stream we will use, then encode the attributes */
1340 if ((data_stream = select_data_stream(ff_pkt)) == STREAM_NONE) {
1341 /* This should not happen */
1342 Jmsg0(jcr, M_FATAL, 0, _("Invalid file flags, no supported data stream type.\n"));
1345 encode_stat(attribs, ff_pkt, data_stream);
1347 /* Now possibly extend the attributes */
1348 attr_stream = encode_attribsEx(jcr, attribsEx, ff_pkt);
1350 Dmsg3(300, "File %s\nattribs=%s\nattribsEx=%s\n", ff_pkt->fname, attribs, attribsEx);
1353 jcr->JobFiles++; /* increment number of files sent */
1354 ff_pkt->FileIndex = jcr->JobFiles; /* return FileIndex */
1355 pm_strcpy(jcr->last_fname, ff_pkt->fname);
1359 * Send Attributes header to Storage daemon
1360 * <file-index> <stream> <info>
1362 if (!sd->fsend("%ld %d 0", jcr->JobFiles, attr_stream)) {
1363 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1367 Dmsg1(300, ">stored: attrhdr %s\n", sd->msg);
1370 * Send file attributes to Storage daemon
1373 * Filename (full path)
1374 * Encoded attributes
1375 * Link name (if type==FT_LNK or FT_LNKSAVED)
1376 * Encoded extended-attributes (for Win32)
1378 * For a directory, link is the same as fname, but with trailing
1379 * slash. For a linked file, link is the link.
1381 if (ff_pkt->type != FT_DELETED) { /* already stripped */
1384 if (ff_pkt->type == FT_LNK || ff_pkt->type == FT_LNKSAVED) {
1385 Dmsg2(300, "Link %s to %s\n", ff_pkt->fname, ff_pkt->link);
1386 stat = sd->fsend("%ld %d %s%c%s%c%s%c%s%c", jcr->JobFiles,
1387 ff_pkt->type, ff_pkt->fname, 0, attribs, 0, ff_pkt->link, 0,
1389 } else if (ff_pkt->type == FT_DIREND || ff_pkt->type == FT_REPARSE) {
1390 /* Here link is the canonical filename (i.e. with trailing slash) */
1391 stat = sd->fsend("%ld %d %s%c%s%c%c%s%c", jcr->JobFiles,
1392 ff_pkt->type, ff_pkt->link, 0, attribs, 0, 0, attribsEx, 0);
1394 stat = sd->fsend("%ld %d %s%c%s%c%c%s%c", jcr->JobFiles,
1395 ff_pkt->type, ff_pkt->fname, 0, attribs, 0, 0, attribsEx, 0);
1397 if (ff_pkt->type != FT_DELETED) {
1398 unstrip_path(ff_pkt);
1401 Dmsg2(300, ">stored: attr len=%d: %s\n", sd->msglen, sd->msg);
1403 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
1407 sd->signal(BNET_EOD); /* indicate end of attributes data */
1412 * Do in place strip of path
1414 static bool do_strip(int count, char *in)
1420 /* Copy to first path separator -- Win32 might have c: ... */
1421 while (*in && !IsPathSeparator(*in)) {
1425 numsep++; /* one separator seen */
1426 for (stripped=0; stripped<count && *in; stripped++) {
1427 while (*in && !IsPathSeparator(*in)) {
1428 in++; /* skip chars */
1431 numsep++; /* count separators seen */
1432 in++; /* skip separator */
1436 while (*in) { /* copy to end */
1437 if (IsPathSeparator(*in)) {
1443 Dmsg4(500, "stripped=%d count=%d numsep=%d sep>count=%d\n",
1444 stripped, count, numsep, numsep>count);
1445 return stripped==count && numsep>count;
1449 * If requested strip leading components of the path
1451 static void strip_path(FF_PKT *ff_pkt)
1453 if (!(ff_pkt->flags & FO_STRIPPATH) || ff_pkt->strip_path <= 0) {
1454 Dmsg1(200, "No strip for %s\n", ff_pkt->fname);
1457 if (!ff_pkt->fname_save) {
1458 ff_pkt->fname_save = get_pool_memory(PM_FNAME);
1459 ff_pkt->link_save = get_pool_memory(PM_FNAME);
1461 pm_strcpy(ff_pkt->fname_save, ff_pkt->fname);
1464 * Strip path. If it doesn't succeed put it back. If
1465 * it does, and there is a different link string,
1466 * attempt to strip the link. If it fails, back them
1468 * Do not strip symlinks.
1469 * I.e. if either stripping fails don't strip anything.
1471 if (do_strip(ff_pkt->strip_path, ff_pkt->fname)) {
1472 /* Strip links but not symlinks */
1473 if (ff_pkt->type != FT_LNK && ff_pkt->fname != ff_pkt->link) {
1474 pm_strcpy(ff_pkt->link_save, ff_pkt->link);
1475 if (!do_strip(ff_pkt->strip_path, ff_pkt->link)) {
1476 strcpy(ff_pkt->link, ff_pkt->link_save);
1477 strcpy(ff_pkt->fname, ff_pkt->fname_save);
1481 strcpy(ff_pkt->fname, ff_pkt->fname_save);
1483 Dmsg2(200, "fname=%s stripped=%s\n", ff_pkt->fname_save, ff_pkt->fname);
1486 static void unstrip_path(FF_PKT *ff_pkt)
1488 if (!(ff_pkt->flags & FO_STRIPPATH) || ff_pkt->strip_path <= 0) {
1491 strcpy(ff_pkt->fname, ff_pkt->fname_save);
1492 if (ff_pkt->type != FT_LNK && ff_pkt->fname != ff_pkt->link) {
1493 strcpy(ff_pkt->link, ff_pkt->link_save);