2 * Bacula File Daemon backup.c send file attributes and data
3 * to the Storage daemon.
5 * Kern Sibbald, March MM
11 Copyright (C) 2000-2005 Kern Sibbald
13 This program is free software; you can redistribute it and/or
14 modify it under the terms of the GNU General Public License
15 version 2 as amended with additional clauses defined in the
16 file LICENSE in the main source directory.
18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 the file LICENSE for additional details.
28 /* Forward referenced functions */
29 static int save_file(FF_PKT *ff_pkt, void *pkt, bool top_level);
30 static int send_data(JCR *jcr, int stream, FF_PKT *ff_pkt, DIGEST *digest, DIGEST *signature_digest);
31 static bool encode_and_send_attributes(JCR *jcr, FF_PKT *ff_pkt, int &data_stream);
32 static bool read_and_send_acl(JCR *jcr, int acltype, int stream);
35 * Find all the requested files and send them
36 * to the Storage daemon.
38 * Note, we normally carry on a one-way
39 * conversation from this point on with the SD, simply blasting
40 * data to him. To properly know what is going on, we
41 * also run a "heartbeat" monitor which reads the socket and
42 * reacts accordingly (at the moment it has nothing to do
43 * except echo the heartbeat to the Director).
46 bool blast_data_to_storage_daemon(JCR *jcr, char *addr)
50 // TODO landonf: Allow user to specify encryption algorithm
51 crypto_cipher_t cipher = CRYPTO_CIPHER_AES_128_CBC;
53 sd = jcr->store_bsock;
55 set_jcr_job_status(jcr, JS_Running);
57 Dmsg1(300, "bfiled: opened data connection %d to stored\n", sd->fd);
60 CLIENT *client = (CLIENT *)GetNextRes(R_CLIENT, NULL);
64 buf_size = client->max_network_buffer_size;
66 buf_size = 0; /* use default */
68 if (!bnet_set_buffer_size(sd, buf_size, BNET_SETBUF_WRITE)) {
69 set_jcr_job_status(jcr, JS_ErrorTerminated);
70 Jmsg(jcr, M_FATAL, 0, _("Cannot set buffer size FD->SD.\n"));
74 jcr->buf_size = sd->msglen;
75 /* Adjust for compression so that output buffer is
76 * 12 bytes + 0.1% larger than input buffer plus 18 bytes.
77 * This gives a bit extra plus room for the sparse addr if any.
78 * Note, we adjust the read size to be smaller so that the
79 * same output buffer can be used without growing it.
81 jcr->compress_buf_size = jcr->buf_size + ((jcr->buf_size+999) / 1000) + 30;
82 jcr->compress_buf = get_memory(jcr->compress_buf_size);
84 /* Create encryption session data and a cached, DER-encoded session data
85 * structure. We use a single session key for each backup, so we'll encode
86 * the session data only once. */
87 if (jcr->pki_encrypt) {
90 /* Create per-job session encryption context */
91 jcr->pki_session = crypto_session_new(cipher, jcr->pki_recipients);
93 /* Get the session data size */
94 if (crypto_session_encode(jcr->pki_session, NULL, &size) == false) {
95 Jmsg(jcr, M_FATAL, 0, _("An error occured while encrypting the stream.\n"));
100 jcr->pki_session_encoded = malloc(size);
101 if (!jcr->pki_session_encoded) {
105 /* Encode session data */
106 if (crypto_session_encode(jcr->pki_session, jcr->pki_session_encoded, &size) == false) {
107 Jmsg(jcr, M_FATAL, 0, _("An error occured while encrypting the stream.\n"));
111 /* ... and store the encoded size */
112 jcr->pki_session_encoded_size = size;
114 /* Allocate the encryption/decryption buffer */
115 jcr->crypto_buf = get_memory(CRYPTO_CIPHER_MAX_BLOCK_SIZE);
118 Dmsg1(300, "set_find_options ff=%p\n", jcr->ff);
119 set_find_options((FF_PKT *)jcr->ff, jcr->incremental, jcr->mtime);
120 Dmsg0(300, "start find files\n");
122 start_heartbeat_monitor(jcr);
124 jcr->acl_text = get_pool_memory(PM_MESSAGE);
126 /* Subroutine save_file() is called for each file */
127 if (!find_files(jcr, (FF_PKT *)jcr->ff, save_file, (void *)jcr)) {
128 ok = false; /* error */
129 set_jcr_job_status(jcr, JS_ErrorTerminated);
130 // Jmsg(jcr, M_FATAL, 0, _("Find files error.\n"));
133 free_pool_memory(jcr->acl_text);
135 stop_heartbeat_monitor(jcr);
137 bnet_sig(sd, BNET_EOD); /* end of sending data */
143 if (jcr->compress_buf) {
144 free_pool_memory(jcr->compress_buf);
145 jcr->compress_buf = NULL;
147 if (jcr->crypto_buf) {
148 free_pool_memory(jcr->crypto_buf);
149 jcr->crypto_buf = NULL;
152 if (jcr->pki_session) {
153 crypto_session_free(jcr->pki_session);
155 if (jcr->pki_session_encoded) {
156 free(jcr->pki_session_encoded);
159 Dmsg1(100, "end blast_data ok=%d\n", ok);
164 * Called here by find() for each file included.
165 * This is a callback. The original is find_files() above.
167 * Send the file and its data to the Storage daemon.
171 * -1 to ignore file/directory (not used here)
173 static int save_file(FF_PKT *ff_pkt, void *vjcr, bool top_level)
175 int stat, data_stream;
176 DIGEST *digest = NULL;
177 DIGEST *signing_digest = NULL;
178 int digest_stream = STREAM_NONE;
179 // TODO landonf: Allow the user to specify the digest algorithm
181 crypto_digest_t signing_algorithm = CRYPTO_DIGEST_SHA256;
183 crypto_digest_t signing_algorithm = CRYPTO_DIGEST_SHA1;
186 JCR *jcr = (JCR *)vjcr;
188 if (job_canceled(jcr)) {
192 sd = jcr->store_bsock;
193 jcr->num_files_examined++; /* bump total file count */
195 switch (ff_pkt->type) {
196 case FT_LNKSAVED: /* Hard linked, file already saved */
197 Dmsg2(130, "FT_LNKSAVED hard link: %s => %s\n", ff_pkt->fname, ff_pkt->link);
200 Dmsg1(130, "FT_REGE saving: %s\n", ff_pkt->fname);
203 Dmsg1(130, "FT_REG saving: %s\n", ff_pkt->fname);
206 Dmsg2(130, "FT_LNK saving: %s -> %s\n", ff_pkt->fname, ff_pkt->link);
209 return 1; /* not used */
211 Jmsg(jcr, M_INFO, 1, _(" Recursion turned off. Will not descend into %s\n"),
213 ff_pkt->type = FT_DIREND; /* Backup only the directory entry */
216 /* Suppress message for /dev filesystems */
217 if (strncmp(ff_pkt->fname, "/dev/", 5) != 0) {
218 Jmsg(jcr, M_INFO, 1, _(" Filesystem change prohibited. Will not descend into %s\n"),
221 ff_pkt->type = FT_DIREND; /* Backup only the directory entry */
224 Jmsg(jcr, M_INFO, 1, _(" Disallowed filesystem. Will not descend into %s\n"),
226 ff_pkt->type = FT_DIREND; /* Backup only the directory entry */
229 Dmsg1(130, "FT_DIREND: %s\n", ff_pkt->link);
232 Dmsg1(130, "FT_SPEC saving: %s\n", ff_pkt->fname);
235 Dmsg1(130, "FT_RAW saving: %s\n", ff_pkt->fname);
238 Dmsg1(130, "FT_FIFO saving: %s\n", ff_pkt->fname);
242 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not access %s: ERR=%s\n"), ff_pkt->fname,
243 be.strerror(ff_pkt->ff_errno));
249 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not follow link %s: ERR=%s\n"), ff_pkt->fname,
250 be.strerror(ff_pkt->ff_errno));
256 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not stat %s: ERR=%s\n"), ff_pkt->fname,
257 be.strerror(ff_pkt->ff_errno));
263 Jmsg(jcr, M_SKIPPED, 1, _(" Unchanged file skipped: %s\n"), ff_pkt->fname);
266 Jmsg(jcr, M_NOTSAVED, 0, _(" Archive file not saved: %s\n"), ff_pkt->fname);
270 Jmsg(jcr, M_NOTSAVED, 0, _(" Could not open directory %s: ERR=%s\n"), ff_pkt->fname,
271 be.strerror(ff_pkt->ff_errno));
276 Jmsg(jcr, M_NOTSAVED, 0, _(" Unknown file type %d; not saved: %s\n"), ff_pkt->type, ff_pkt->fname);
281 Dmsg1(130, "bfiled: sending %s to stored\n", ff_pkt->fname);
284 * Setup for digest handling. If this fails, the digest will be set to NULL
287 if (ff_pkt->flags & FO_MD5) {
288 digest = crypto_digest_new(CRYPTO_DIGEST_MD5);
289 digest_stream = STREAM_MD5_DIGEST;
291 } else if (ff_pkt->flags & FO_SHA1) {
292 digest = crypto_digest_new(CRYPTO_DIGEST_SHA1);
293 digest_stream = STREAM_SHA1_DIGEST;
295 } else if (ff_pkt->flags & FO_SHA256) {
296 digest = crypto_digest_new(CRYPTO_DIGEST_SHA256);
297 digest_stream = STREAM_SHA256_DIGEST;
299 } else if (ff_pkt->flags & FO_SHA512) {
300 digest = crypto_digest_new(CRYPTO_DIGEST_SHA512);
301 digest_stream = STREAM_SHA512_DIGEST;
304 /* Did digest initialization fail? */
305 if (digest_stream != STREAM_NONE && digest == NULL) {
306 Jmsg(jcr, M_WARNING, 0, _("%s digest initialization failed\n"),
307 stream_to_ascii(digest_stream));
311 * Set up signature digest handling. If this fails, the signature digest will be set to
314 // TODO landonf: We should really only calculate the digest once, for both verification and signing.
316 signing_digest = crypto_digest_new(signing_algorithm);
318 /* Full-stop if a failure occured initializing the signature digest */
319 if (jcr->pki_sign && signing_digest == NULL) {
320 Jmsg(jcr, M_NOTSAVED, 0, _("%s signature digest initialization failed\n"),
321 stream_to_ascii(signing_algorithm));
326 /* Enable encryption */
327 if (jcr->pki_encrypt) {
328 ff_pkt->flags |= FO_ENCRYPT;
331 /* Initialise the file descriptor we use for data and other streams. */
333 if (ff_pkt->flags & FO_PORTABLE) {
334 set_portable_backup(&ff_pkt->bfd); /* disable Win32 BackupRead() */
336 if (ff_pkt->reader) {
337 if (!set_prog(&ff_pkt->bfd, ff_pkt->reader, jcr)) {
338 Jmsg(jcr, M_FATAL, 0, _("Python reader program \"%s\" not found.\n"),
344 /* Send attributes -- must be done after binit() */
345 if (!encode_and_send_attributes(jcr, ff_pkt, data_stream)) {
350 * Open any file with data that we intend to save, then save it.
352 * Note, if is_win32_backup, we must open the Directory so that
353 * the BackupRead will save its permissions and ownership streams.
355 if (ff_pkt->type != FT_LNKSAVED && (S_ISREG(ff_pkt->statp.st_mode) &&
356 ff_pkt->statp.st_size > 0) ||
357 ff_pkt->type == FT_RAW || ff_pkt->type == FT_FIFO ||
358 (!is_portable_backup(&ff_pkt->bfd) && ff_pkt->type == FT_DIREND)) {
360 if (ff_pkt->type == FT_FIFO) {
361 tid = start_thread_timer(pthread_self(), 60);
365 if (bopen(&ff_pkt->bfd, ff_pkt->fname, O_RDONLY | O_BINARY, 0) < 0) {
366 ff_pkt->ff_errno = errno;
368 Jmsg(jcr, M_NOTSAVED, 0, _(" Cannot open %s: ERR=%s.\n"), ff_pkt->fname,
372 stop_thread_timer(tid);
378 stop_thread_timer(tid);
382 /* Set up the encryption context, send the session data to the SD */
383 if (jcr->pki_encrypt) {
384 /* Send our header */
385 bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, STREAM_ENCRYPTED_SESSION_DATA);
387 /* Grow the bsock buffer to fit our message if necessary */
388 if ((size_t) sizeof_pool_memory(sd->msg) < jcr->pki_session_encoded_size) {
389 sd->msg = realloc_pool_memory(sd->msg, jcr->pki_session_encoded_size);
392 /* Copy our message over and send it */
393 memcpy(sd->msg, jcr->pki_session_encoded, jcr->pki_session_encoded_size);
394 sd->msglen = jcr->pki_session_encoded_size;
395 jcr->JobBytes += sd->msglen;
398 bnet_sig(sd, BNET_EOD);
401 stat = send_data(jcr, data_stream, ff_pkt, digest, signing_digest);
402 bclose(&ff_pkt->bfd);
408 #ifdef HAVE_DARWIN_OS
409 /* Regular files can have resource forks and Finder Info */
410 if (ff_pkt->type != FT_LNKSAVED && (S_ISREG(ff_pkt->statp.st_mode) &&
411 ff_pkt->flags & FO_HFSPLUS)) {
412 if (ff_pkt->hfsinfo.rsrclength > 0) {
414 if (!bopen_rsrc(&ff_pkt->bfd, ff_pkt->fname, O_RDONLY | O_BINARY, 0) < 0) {
415 ff_pkt->ff_errno = errno;
417 Jmsg(jcr, M_NOTSAVED, -1, _(" Cannot open resource fork for %s: ERR=%s.\n"), ff_pkt->fname,
420 if (is_bopen(&ff_pkt->bfd)) {
421 bclose(&ff_pkt->bfd);
425 flags = ff_pkt->flags;
426 ff_pkt->flags &= ~(FO_GZIP|FO_SPARSE);
427 stat = send_data(jcr, STREAM_MACOS_FORK_DATA, ff_pkt, digest, signing_digest);
428 ff_pkt->flags = flags;
429 bclose(&ff_pkt->bfd);
435 Dmsg1(300, "Saving Finder Info for \"%s\"\n", ff_pkt->fname);
436 bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, STREAM_HFSPLUS_ATTRIBUTES);
437 Dmsg1(300, "bfiled>stored:header %s\n", sd->msg);
438 memcpy(sd->msg, ff_pkt->hfsinfo.fndrinfo, 32);
441 crypto_digest_update(digest, sd->msg, sd->msglen);
443 if (signing_digest) {
444 crypto_digest_update(signing_digest, sd->msg, sd->msglen);
447 bnet_sig(sd, BNET_EOD);
451 if (ff_pkt->flags & FO_ACL) {
452 /* Read access ACLs for files, dirs and links */
453 if (!read_and_send_acl(jcr, BACL_TYPE_ACCESS, STREAM_UNIX_ATTRIBUTES_ACCESS_ACL)) {
456 /* Directories can have default ACLs too */
457 if (ff_pkt->type == FT_DIREND && (BACL_CAP & BACL_CAP_DEFAULTS_DIR)) {
458 if (!read_and_send_acl(jcr, BACL_TYPE_DEFAULT, STREAM_UNIX_ATTRIBUTES_DEFAULT_ACL)) {
464 /* Terminate the signing digest and send it to the Storage daemon */
465 if (signing_digest) {
470 if ((sig = crypto_sign_new()) == NULL) {
471 Jmsg(jcr, M_FATAL, 0, _("Failed to allocate memory for stream signature.\n"));
475 if (crypto_sign_add_signer(sig, signing_digest, jcr->pki_keypair) == false) {
476 Jmsg(jcr, M_FATAL, 0, _("An error occured while signing the stream.\n"));
480 /* Get signature size */
481 if (crypto_sign_encode(sig, NULL, &size) == false) {
482 Jmsg(jcr, M_FATAL, 0, _("An error occured while signing the stream.\n"));
486 /* Allocate signature data buffer */
489 crypto_sign_free(sig);
493 /* Encode signature data */
494 if (crypto_sign_encode(sig, buf, &size) == false) {
495 Jmsg(jcr, M_FATAL, 0, _("An error occured while signing the stream.\n"));
499 /* Send our header */
500 bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, STREAM_SIGNED_DIGEST);
501 Dmsg1(300, "bfiled>stored:header %s\n", sd->msg);
503 /* Grow the bsock buffer to fit our message if necessary */
504 if ((size_t) sizeof_pool_memory(sd->msg) < size) {
505 sd->msg = realloc_pool_memory(sd->msg, size);
508 /* Copy our message over and send it */
509 memcpy(sd->msg, buf, size);
512 bnet_sig(sd, BNET_EOD); /* end of checksum */
514 crypto_digest_free(signing_digest);
515 crypto_sign_free(sig);
519 /* Terminate any digest and send it to Storage daemon and the Director */
521 char md[CRYPTO_DIGEST_MAX_SIZE];
526 if (crypto_digest_finalize(digest, &md, &size)) {
527 bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, digest_stream);
528 Dmsg1(300, "bfiled>stored:header %s\n", sd->msg);
529 memcpy(sd->msg, md, size);
532 bnet_sig(sd, BNET_EOD); /* end of checksum */
535 crypto_digest_free(digest);
542 * Send data read from an already open file descriptor.
544 * We return 1 on sucess and 0 on errors.
547 * We use ff_pkt->statp.st_size when FO_SPARSE.
548 * Currently this is not a problem as the only other stream, resource forks,
549 * are not handled as sparse files.
551 int send_data(JCR *jcr, int stream, FF_PKT *ff_pkt, DIGEST *digest, DIGEST *signing_digest)
553 BSOCK *sd = jcr->store_bsock;
554 uint64_t fileAddr = 0; /* file address */
556 int rsize = jcr->buf_size; /* read buffer size */
558 CIPHER_CONTEXT *cipher_ctx = NULL; /* Quell bogus uninitialized warnings */
559 const void *cipher_input;
560 size_t cipher_input_len;
561 size_t cipher_block_size;
562 size_t encrypted_len;
563 #ifdef FD_NO_SEND_TEST
568 rbuf = sd->msg; /* read buffer */
569 wbuf = sd->msg; /* write buffer */
570 cipher_input = rbuf; /* encrypt uncompressed data */
573 Dmsg1(300, "Saving data, type=%d\n", ff_pkt->type);
576 uLong compress_len, max_compress_len = 0;
577 const Bytef *cbuf = NULL;
579 if (ff_pkt->flags & FO_GZIP) {
580 if (ff_pkt->flags & FO_SPARSE) {
581 cbuf = (Bytef *)jcr->compress_buf + SPARSE_FADDR_SIZE;
582 max_compress_len = jcr->compress_buf_size - SPARSE_FADDR_SIZE;
584 cbuf = (Bytef *)jcr->compress_buf;
585 max_compress_len = jcr->compress_buf_size; /* set max length */
587 wbuf = jcr->compress_buf; /* compressed output here */
588 cipher_input = jcr->compress_buf; /* encrypt compressed data */
592 if (ff_pkt->flags & FO_ENCRYPT) {
593 /* Allocate the cipher context */
594 if ((cipher_ctx = crypto_cipher_new(jcr->pki_session, true, &cipher_block_size)) == NULL) {
595 /* Shouldn't happen! */
596 Jmsg0(jcr, M_FATAL, 0, _("Failed to initialize encryption context"));
601 * Grow the crypto buffer, if necessary.
602 * crypto_cipher_update() will buffer up to (cipher_block_size - 1).
603 * We grow crypto_buf to the maximum number of blocks that
604 * could be returned for the given read buffer size.
605 * (Using the larger of either rsize or max_compress_len)
607 jcr->crypto_buf = check_pool_memory_size(jcr->crypto_buf, (MAX((size_t) rsize, max_compress_len) + cipher_block_size - 1) / cipher_block_size * cipher_block_size);
609 wbuf = jcr->crypto_buf; /* Encrypted, possibly compressed output here. */
613 * Send Data header to Storage daemon
614 * <file-index> <stream> <info>
616 if (!bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, stream)) {
617 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
621 Dmsg1(300, ">stored: datahdr %s\n", sd->msg);
624 * Make space at beginning of buffer for fileAddr because this
625 * same buffer will be used for writing if compression if off.
627 if (ff_pkt->flags & FO_SPARSE) {
628 rbuf += SPARSE_FADDR_SIZE;
629 rsize -= SPARSE_FADDR_SIZE;
630 #ifdef HAVE_FREEBSD_OS
632 * To read FreeBSD partitions, the read size must be
635 rsize = (rsize/512) * 512;
639 /* a RAW device read on win32 only works if the buffer is a multiple of 512 */
641 if (S_ISBLK(ff_pkt->statp.st_mode))
642 rsize = (rsize/512) * 512;
648 while ((sd->msglen=(uint32_t)bread(&ff_pkt->bfd, rbuf, rsize)) > 0) {
651 /* Check for sparse blocks */
652 if (ff_pkt->flags & FO_SPARSE) {
654 if (sd->msglen == rsize &&
655 fileAddr+sd->msglen < (uint64_t)ff_pkt->statp.st_size ||
656 ((ff_pkt->type == FT_RAW || ff_pkt->type == FT_FIFO) &&
657 (uint64_t)ff_pkt->statp.st_size == 0)) {
658 sparseBlock = is_buf_zero(rbuf, rsize);
661 ser_begin(wbuf, SPARSE_FADDR_SIZE);
662 ser_uint64(fileAddr); /* store fileAddr in begin of buffer */
665 jcr->ReadBytes += sd->msglen; /* count bytes read */
666 fileAddr += sd->msglen;
668 /* Uncompressed cipher input length */
669 cipher_input_len = sd->msglen;
671 /* Update checksum if requested */
673 crypto_digest_update(digest, rbuf, sd->msglen);
676 /* Update signing digest if requested */
677 if (signing_digest) {
678 crypto_digest_update(signing_digest, rbuf, sd->msglen);
682 /* Do compression if turned on */
683 if (!sparseBlock && ff_pkt->flags & FO_GZIP) {
685 compress_len = max_compress_len;
686 Dmsg4(400, "cbuf=0x%x len=%u rbuf=0x%x len=%u\n", cbuf, compress_len,
688 /* NOTE! This call modifies compress_len !!! */
689 if ((zstat=compress2((Bytef *)cbuf, &compress_len,
690 (const Bytef *)rbuf, (uLong)sd->msglen,
691 ff_pkt->GZIP_level)) != Z_OK) {
692 Jmsg(jcr, M_FATAL, 0, _("Compression error: %d\n"), zstat);
693 set_jcr_job_status(jcr, JS_ErrorTerminated);
696 Dmsg2(400, "compressed len=%d uncompressed len=%d\n",
697 compress_len, sd->msglen);
699 sd->msglen = compress_len; /* set compressed length */
700 cipher_input_len = compress_len;
704 if (ff_pkt->flags & FO_ENCRYPT) {
705 /* Encrypt the input block */
706 if (crypto_cipher_update(cipher_ctx, cipher_input, cipher_input_len, jcr->crypto_buf, &encrypted_len)) {
707 if (encrypted_len == 0) {
708 /* No full block of data available, read more data */
711 Dmsg2(400, "encrypted len=%d unencrypted len=%d\n",
712 encrypted_len, sd->msglen);
713 sd->msglen = encrypted_len; /* set encrypted length */
715 /* Encryption failed. Shouldn't happen. */
716 Jmsg(jcr, M_FATAL, 0, _("Encryption error\n"));
721 /* Send the buffer to the Storage daemon */
723 if (ff_pkt->flags & FO_SPARSE) {
724 sd->msglen += SPARSE_FADDR_SIZE; /* include fileAddr in size */
726 sd->msg = wbuf; /* set correct write buffer */
727 if (!bnet_send(sd)) {
728 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
733 Dmsg1(130, "Send data to SD len=%d\n", sd->msglen);
735 jcr->JobBytes += sd->msglen; /* count bytes saved possibly compressed/encrypted */
736 sd->msg = msgsave; /* restore read buffer */
738 } /* end while read file data */
740 /* Send any remaining encrypted data + padding */
741 if (ff_pkt->flags & FO_ENCRYPT) {
742 if (!crypto_cipher_finalize(cipher_ctx, jcr->crypto_buf, &encrypted_len)) {
743 /* Padding failed. Shouldn't happen. */
744 Jmsg(jcr, M_FATAL, 0, _("Encryption padding error\n"));
748 if (encrypted_len > 0) {
749 sd->msglen = encrypted_len; /* set encrypted length */
751 /* Send remaining encrypted data to the SD */
752 if (ff_pkt->flags & FO_SPARSE) {
753 sd->msglen += SPARSE_FADDR_SIZE; /* include fileAddr in size */
755 sd->msg = wbuf; /* set correct write buffer */
756 if (!bnet_send(sd)) {
757 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
761 Dmsg1(130, "Send data to SD len=%d\n", sd->msglen);
762 jcr->JobBytes += sd->msglen; /* count bytes saved possibly compressed/encrypted */
763 sd->msg = msgsave; /* restore bnet buffer */
767 if (sd->msglen < 0) {
769 Jmsg(jcr, M_ERROR, 0, _("Read error on file %s. ERR=%s\n"),
770 ff_pkt->fname, be.strerror(ff_pkt->bfd.berrno));
771 if (jcr->Errors++ > 1000) { /* insanity check */
772 Jmsg(jcr, M_FATAL, 0, _("Too many errors.\n"));
777 if (!bnet_sig(sd, BNET_EOD)) { /* indicate end of file data */
778 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
783 /* Free the cipher context */
785 crypto_cipher_free(cipher_ctx);
792 crypto_cipher_free(cipher_ctx);
794 sd->msg = msgsave; /* restore bnet buffer */
800 * Read and send an ACL for the last encountered file.
802 static bool read_and_send_acl(JCR *jcr, int acltype, int stream)
805 BSOCK *sd = jcr->store_bsock;
808 #ifdef FD_NO_SEND_TEST
812 len = bacl_get(jcr, acltype);
814 Jmsg1(jcr, M_WARNING, 0, _("Error reading ACL of %s\n"), jcr->last_fname);
818 return true; /* no ACL */
822 if (!bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, stream)) {
823 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
828 /* Send the buffer to the storage deamon */
829 Dmsg2(400, "Backing up ACL type 0x%2x <%s>\n", acltype, jcr->acl_text);
831 sd->msg = jcr->acl_text;
832 sd->msglen = len + 1;
833 if (!bnet_send(sd)) {
836 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
841 jcr->JobBytes += sd->msglen;
843 if (!bnet_sig(sd, BNET_EOD)) {
844 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
849 Dmsg1(200, "ACL of file: %s successfully backed up!\n", jcr->last_fname);
854 static bool encode_and_send_attributes(JCR *jcr, FF_PKT *ff_pkt, int &data_stream)
856 BSOCK *sd = jcr->store_bsock;
857 char attribs[MAXSTRING];
858 char attribsEx[MAXSTRING];
861 #ifdef FD_NO_SEND_TEST
865 /* Find what data stream we will use, then encode the attributes */
866 if ((data_stream = select_data_stream(ff_pkt)) == STREAM_NONE) {
867 /* This should not happen */
868 Jmsg0(jcr, M_FATAL, 0, _("Invalid file flags, no supported data stream type.\n"));
871 encode_stat(attribs, ff_pkt, data_stream);
873 /* Now possibly extend the attributes */
874 attr_stream = encode_attribsEx(jcr, attribsEx, ff_pkt);
876 Dmsg3(300, "File %s\nattribs=%s\nattribsEx=%s\n", ff_pkt->fname, attribs, attribsEx);
879 jcr->JobFiles++; /* increment number of files sent */
880 ff_pkt->FileIndex = jcr->JobFiles; /* return FileIndex */
881 pm_strcpy(jcr->last_fname, ff_pkt->fname);
885 * Send Attributes header to Storage daemon
886 * <file-index> <stream> <info>
888 if (!bnet_fsend(sd, "%ld %d 0", jcr->JobFiles, attr_stream)) {
889 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
893 Dmsg1(300, ">stored: attrhdr %s\n", sd->msg);
896 * Send file attributes to Storage daemon
899 * Filename (full path)
901 * Link name (if type==FT_LNK or FT_LNKSAVED)
902 * Encoded extended-attributes (for Win32)
904 * For a directory, link is the same as fname, but with trailing
905 * slash. For a linked file, link is the link.
907 if (ff_pkt->type == FT_LNK || ff_pkt->type == FT_LNKSAVED) {
908 Dmsg2(300, "Link %s to %s\n", ff_pkt->fname, ff_pkt->link);
909 stat = bnet_fsend(sd, "%ld %d %s%c%s%c%s%c%s%c", jcr->JobFiles,
910 ff_pkt->type, ff_pkt->fname, 0, attribs, 0, ff_pkt->link, 0,
912 } else if (ff_pkt->type == FT_DIREND) {
913 /* Here link is the canonical filename (i.e. with trailing slash) */
914 stat = bnet_fsend(sd, "%ld %d %s%c%s%c%c%s%c", jcr->JobFiles,
915 ff_pkt->type, ff_pkt->link, 0, attribs, 0, 0, attribsEx, 0);
917 stat = bnet_fsend(sd, "%ld %d %s%c%s%c%c%s%c", jcr->JobFiles,
918 ff_pkt->type, ff_pkt->fname, 0, attribs, 0, 0, attribsEx, 0);
921 Dmsg2(300, ">stored: attr len=%d: %s\n", sd->msglen, sd->msg);
923 Jmsg1(jcr, M_FATAL, 0, _("Network send error to SD. ERR=%s\n"),
927 bnet_sig(sd, BNET_EOD); /* indicate end of attributes data */