2 Bacula® - The Network Backup Solution
4 Copyright (C) 2000-2007 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.
30 * Bacula Director -- verify.c -- responsible for running file verification
32 * Kern Sibbald, October MM
34 * Basic tasks done here:
36 * Open connection with File daemon and pass him commands
38 * When the File daemon sends the attributes, compare them to
47 #include "findlib/find.h"
49 /* Commands sent to File daemon */
50 static char verifycmd[] = "verify level=%s\n";
51 static char storaddr[] = "storage address=%s port=%d ssl=0\n";
53 /* Responses received from File daemon */
54 static char OKverify[] = "2000 OK verify\n";
55 static char OKstore[] = "2000 OK storage\n";
56 static char OKbootstrap[] = "2000 OK bootstrap\n";
58 /* Forward referenced functions */
59 static void prt_fname(JCR *jcr);
60 static int missing_handler(void *ctx, int num_fields, char **row);
64 * Called here before the job is run to do the job
67 bool do_verify_init(JCR *jcr)
74 * Do a verification of the specified files against the Catlaog
76 * Returns: false on failure
79 bool do_verify(JCR *jcr)
86 JobId_t verify_jobid = 0;
89 free_wstorage(jcr); /* we don't write */
91 memset(&jcr->previous_jr, 0, sizeof(jcr->previous_jr));
94 * Find JobId of last job that ran. Note, we do this when
95 * the job actually starts running, not at schedule time,
96 * so that we find the last job that terminated before
97 * this job runs rather than before it is scheduled. This
98 * permits scheduling a Backup and Verify at the same time,
99 * but with the Verify at a lower priority.
101 * For VERIFY_CATALOG we want the JobId of the last INIT.
102 * For VERIFY_VOLUME_TO_CATALOG, we want the JobId of the
105 if (jcr->JobLevel == L_VERIFY_CATALOG ||
106 jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG ||
107 jcr->JobLevel == L_VERIFY_DISK_TO_CATALOG) {
108 memcpy(&jr, &jcr->jr, sizeof(jr));
109 if (jcr->verify_job &&
110 (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG ||
111 jcr->JobLevel == L_VERIFY_DISK_TO_CATALOG)) {
112 Name = jcr->verify_job->name();
116 Dmsg1(100, "find last jobid for: %s\n", NPRT(Name));
117 if (!db_find_last_jobid(jcr, jcr->db, Name, &jr)) {
118 if (jcr->JobLevel == L_VERIFY_CATALOG) {
119 Jmsg(jcr, M_FATAL, 0, _(
120 "Unable to find JobId of previous InitCatalog Job.\n"
121 "Please run a Verify with Level=InitCatalog before\n"
122 "running the current Job.\n"));
124 Jmsg(jcr, M_FATAL, 0, _(
125 "Unable to find JobId of previous Job for this client.\n"));
129 verify_jobid = jr.JobId;
130 Dmsg1(100, "Last full jobid=%d\n", verify_jobid);
133 * Now get the job record for the previous backup that interests
134 * us. We use the verify_jobid that we found above.
136 if (jcr->JobLevel == L_VERIFY_CATALOG ||
137 jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG ||
138 jcr->JobLevel == L_VERIFY_DISK_TO_CATALOG) {
139 jcr->previous_jr.JobId = verify_jobid;
140 if (!db_get_job_record(jcr, jcr->db, &jcr->previous_jr)) {
141 Jmsg(jcr, M_FATAL, 0, _("Could not get job record for previous Job. ERR=%s"),
142 db_strerror(jcr->db));
145 if (jcr->previous_jr.JobStatus != 'T') {
146 Jmsg(jcr, M_FATAL, 0, _("Last Job %d did not terminate normally. JobStatus=%c\n"),
147 verify_jobid, jcr->previous_jr.JobStatus);
150 Jmsg(jcr, M_INFO, 0, _("Verifying against JobId=%d Job=%s\n"),
151 jcr->previous_jr.JobId, jcr->previous_jr.Job);
155 * If we are verifying a Volume, we need the Storage
156 * daemon, so open a connection, otherwise, just
157 * create a dummy authorization key (passed to
158 * File daemon but not used).
160 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG) {
161 if (!create_restore_bootstrap_file(jcr)) {
165 jcr->sd_auth_key = bstrdup("dummy"); /* dummy Storage daemon key */
168 if (jcr->JobLevel == L_VERIFY_DISK_TO_CATALOG && jcr->verify_job) {
169 jcr->fileset = jcr->verify_job->fileset;
171 Dmsg2(100, "ClientId=%u JobLevel=%c\n", jcr->previous_jr.ClientId, jcr->JobLevel);
173 if (!db_update_job_start_record(jcr, jcr->db, &jcr->jr)) {
174 Jmsg(jcr, M_FATAL, 0, "%s", db_strerror(jcr->db));
178 /* Print Job Start message */
179 Jmsg(jcr, M_INFO, 0, _("Start Verify JobId=%s Level=%s Job=%s\n"),
180 edit_uint64(jcr->JobId, ed1), level_to_str(jcr->JobLevel), jcr->Job);
182 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG) {
184 * Start conversation with Storage daemon
186 set_jcr_job_status(jcr, JS_Blocked);
187 if (!connect_to_storage_daemon(jcr, 10, SDConnectTimeout, 1)) {
191 * Now start a job with the Storage daemon
193 if (!start_storage_daemon_job(jcr, jcr->rstorage, NULL)) {
196 if (!bnet_fsend(jcr->store_bsock, "run")) {
200 * Now start a Storage daemon message thread
202 if (!start_storage_daemon_message_thread(jcr)) {
205 Dmsg0(50, "Storage daemon connection OK\n");
209 * OK, now connect to the File daemon
210 * and ask him for the files.
212 set_jcr_job_status(jcr, JS_Blocked);
213 if (!connect_to_file_daemon(jcr, 10, FDConnectTimeout, 1)) {
217 set_jcr_job_status(jcr, JS_Running);
218 fd = jcr->file_bsock;
221 Dmsg0(30, ">filed: Send include list\n");
222 if (!send_include_list(jcr)) {
226 Dmsg0(30, ">filed: Send exclude list\n");
227 if (!send_exclude_list(jcr)) {
232 * Send Level command to File daemon, as well
233 * as the Storage address if appropriate.
235 switch (jcr->JobLevel) {
239 case L_VERIFY_CATALOG:
242 case L_VERIFY_VOLUME_TO_CATALOG:
244 * send Storage daemon address to the File daemon
246 if (jcr->rstore->SDDport == 0) {
247 jcr->rstore->SDDport = jcr->rstore->SDport;
249 bnet_fsend(fd, storaddr, jcr->rstore->address, jcr->rstore->SDDport);
250 if (!response(jcr, fd, OKstore, "Storage", DISPLAY_ERROR)) {
255 * Send the bootstrap file -- what Volumes/files to restore
257 if (!send_bootstrap_file(jcr, fd) ||
258 !response(jcr, fd, OKbootstrap, "Bootstrap", DISPLAY_ERROR)) {
262 if (!jcr->RestoreBootstrap) {
263 Jmsg0(jcr, M_FATAL, 0, _("Deprecated feature ... use bootstrap.\n"));
272 case L_VERIFY_DISK_TO_CATALOG:
273 level="disk_to_catalog";
276 Jmsg2(jcr, M_FATAL, 0, _("Unimplemented Verify level %d(%c)\n"), jcr->JobLevel,
281 if (!send_runscripts_commands(jcr)) {
286 * Send verify command/level to File daemon
288 bnet_fsend(fd, verifycmd, level);
289 if (!response(jcr, fd, OKverify, "Verify", DISPLAY_ERROR)) {
294 * Now get data back from File daemon and
295 * compare it to the catalog or store it in the
296 * catalog depending on the run type.
298 /* Compare to catalog */
299 switch (jcr->JobLevel) {
300 case L_VERIFY_CATALOG:
301 Dmsg0(10, "Verify level=catalog\n");
302 jcr->sd_msg_thread_done = true; /* no SD msg thread, so it is done */
303 jcr->SDJobStatus = JS_Terminated;
304 get_attributes_and_compare_to_catalog(jcr, jcr->previous_jr.JobId);
307 case L_VERIFY_VOLUME_TO_CATALOG:
308 Dmsg0(10, "Verify level=volume\n");
309 get_attributes_and_compare_to_catalog(jcr, jcr->previous_jr.JobId);
312 case L_VERIFY_DISK_TO_CATALOG:
313 Dmsg0(10, "Verify level=disk_to_catalog\n");
314 jcr->sd_msg_thread_done = true; /* no SD msg thread, so it is done */
315 jcr->SDJobStatus = JS_Terminated;
316 get_attributes_and_compare_to_catalog(jcr, jcr->previous_jr.JobId);
321 Dmsg0(10, "Verify level=init\n");
322 jcr->sd_msg_thread_done = true; /* no SD msg thread, so it is done */
323 jcr->SDJobStatus = JS_Terminated;
324 get_attributes_and_put_in_catalog(jcr);
325 db_end_transaction(jcr, jcr->db); /* terminate any open transaction */
326 db_write_batch_file_records(jcr);
330 Jmsg1(jcr, M_FATAL, 0, _("Unimplemented verify level %d\n"), jcr->JobLevel);
334 stat = wait_for_job_termination(jcr);
335 if (stat == JS_Terminated) {
336 verify_cleanup(jcr, stat);
344 * Release resources allocated during backup.
347 void verify_cleanup(JCR *jcr, int TermCode)
349 char sdt[50], edt[50];
350 char ec1[30], ec2[30];
351 char term_code[100], fd_term_msg[100], sd_term_msg[100];
352 const char *term_msg;
357 // Dmsg1(100, "Enter verify_cleanup() TermCod=%d\n", TermCode);
359 Dmsg3(900, "JobLevel=%c Expected=%u JobFiles=%u\n", jcr->JobLevel,
360 jcr->ExpectedFiles, jcr->JobFiles);
361 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG &&
362 jcr->ExpectedFiles != jcr->JobFiles) {
363 TermCode = JS_ErrorTerminated;
366 /* If no files were expected, there can be no error */
367 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG &&
368 jcr->ExpectedFiles == 0) {
369 TermCode = JS_Terminated;
372 JobId = jcr->jr.JobId;
374 update_job_end(jcr, TermCode);
376 if (jcr->unlink_bsr && jcr->RestoreBootstrap) {
377 unlink(jcr->RestoreBootstrap);
378 jcr->unlink_bsr = false;
381 msg_type = M_INFO; /* by default INFO message */
384 term_msg = _("Verify OK");
387 case JS_ErrorTerminated:
388 term_msg = _("*** Verify Error ***");
389 msg_type = M_ERROR; /* Generate error message */
392 term_msg = _("Verify warnings");
395 term_msg = _("Verify Canceled");
398 term_msg = _("Verify Differences");
401 term_msg = term_code;
402 bsnprintf(term_code, sizeof(term_code),
403 _("Inappropriate term code: %d %c\n"), TermCode, TermCode);
406 bstrftimes(sdt, sizeof(sdt), jcr->jr.StartTime);
407 bstrftimes(edt, sizeof(edt), jcr->jr.EndTime);
408 if (jcr->verify_job) {
409 Name = jcr->verify_job->hdr.name;
414 jobstatus_to_ascii(jcr->FDJobStatus, fd_term_msg, sizeof(fd_term_msg));
415 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG) {
416 jobstatus_to_ascii(jcr->SDJobStatus, sd_term_msg, sizeof(sd_term_msg));
417 Jmsg(jcr, msg_type, 0, _("Bacula %s %s (%s): %s\n"
418 " Build OS: %s %s %s\n"
422 " Verify Level: %s\n"
424 " Verify JobId: %d\n"
428 " Files Expected: %s\n"
429 " Files Examined: %s\n"
430 " Non-fatal FD errors: %d\n"
431 " FD termination status: %s\n"
432 " SD termination status: %s\n"
433 " Termination: %s\n\n"),
434 my_name, VERSION, LSMDATE, edt,
435 HOST_OS, DISTNAME, DISTVER,
438 jcr->fileset->hdr.name,
439 level_to_str(jcr->JobLevel),
440 jcr->client->hdr.name,
441 jcr->previous_jr.JobId,
445 edit_uint64_with_commas(jcr->ExpectedFiles, ec1),
446 edit_uint64_with_commas(jcr->JobFiles, ec2),
452 Jmsg(jcr, msg_type, 0, _("Bacula %s %s (%s): %s\n"
457 " Verify Level: %s\n"
459 " Verify JobId: %d\n"
463 " Files Examined: %s\n"
464 " Non-fatal FD errors: %d\n"
465 " FD termination status: %s\n"
466 " Termination: %s\n\n"),
467 my_name, VERSION, LSMDATE, edt,
468 HOST_OS, DISTNAME, DISTVER,
471 jcr->fileset->hdr.name,
472 level_to_str(jcr->JobLevel),
474 jcr->previous_jr.JobId,
478 edit_uint64_with_commas(jcr->JobFiles, ec1),
483 Dmsg0(100, "Leave verify_cleanup()\n");
487 * This routine is called only during a Verify
489 int get_attributes_and_compare_to_catalog(JCR *jcr, JobId_t JobId)
494 struct stat statf; /* file stat */
495 struct stat statc; /* catalog stat */
496 int stat = JS_Terminated;
498 POOLMEM *fname = get_pool_memory(PM_MESSAGE);
499 int do_Digest = CRYPTO_DIGEST_NONE;
500 int32_t file_index = 0;
502 memset(&fdbr, 0, sizeof(FILE_DBR));
503 fd = jcr->file_bsock;
507 Dmsg0(20, "bdird: waiting to receive file attributes\n");
509 * Get Attributes and Signature from File daemon
513 * Options or Digest (MD5/SHA1)
518 while ((n=bget_dirmsg(fd)) >= 0 && !job_canceled(jcr)) {
521 char Opts_Digest[MAXSTRING]; /* Verify Opts or MD5/SHA1 digest */
523 if (job_canceled(jcr)) {
526 fname = check_pool_memory_size(fname, fd->msglen);
527 jcr->fname = check_pool_memory_size(jcr->fname, fd->msglen);
528 Dmsg1(200, "Atts+Digest=%s\n", fd->msg);
529 if ((len = sscanf(fd->msg, "%ld %d %100s", &file_index, &stream,
531 Jmsg3(jcr, M_FATAL, 0, _("bird<filed: bad attributes, expected 3 fields got %d\n"
532 " mslen=%d msg=%s\n"), len, fd->msglen, fd->msg);
536 * We read the Options or Signature into fname
537 * to prevent overrun, now copy it to proper location.
539 bstrncpy(Opts_Digest, fname, sizeof(Opts_Digest));
541 skip_nonspaces(&p); /* skip FileIndex */
543 skip_nonspaces(&p); /* skip Stream */
545 skip_nonspaces(&p); /* skip Opts_Digest */
546 p++; /* skip space */
549 *fn++ = *p++; /* copy filename */
551 *fn = *p++; /* term filename and point to attribs */
554 * Got attributes stream, decode it
556 if (stream == STREAM_UNIX_ATTRIBUTES || stream == STREAM_UNIX_ATTRIBUTES_EX) {
557 int32_t LinkFIf, LinkFIc;
558 Dmsg2(400, "file_index=%d attr=%s\n", file_index, attr);
560 jcr->FileIndex = file_index; /* remember attribute file_index */
561 decode_stat(attr, &statf, &LinkFIf); /* decode file stat packet */
562 do_Digest = CRYPTO_DIGEST_NONE;
563 jcr->fn_printed = false;
564 pm_strcpy(jcr->fname, fname); /* move filename into JCR */
566 Dmsg2(040, "dird<filed: stream=%d %s\n", stream, jcr->fname);
567 Dmsg1(020, "dird<filed: attr=%s\n", attr);
570 * Find equivalent record in the database
573 if (!db_get_file_attributes_record(jcr, jcr->db, jcr->fname,
574 &jcr->previous_jr, &fdbr)) {
575 Jmsg(jcr, M_INFO, 0, _("New file: %s\n"), jcr->fname);
576 Dmsg1(020, _("File not in catalog: %s\n"), jcr->fname);
577 stat = JS_Differences;
581 * mark file record as visited by stuffing the
582 * current JobId, which is unique, into the MarkId field.
584 db_mark_file_record(jcr, jcr->db, fdbr.FileId, jcr->JobId);
587 Dmsg3(400, "Found %s in catalog. inx=%d Opts=%s\n", jcr->fname,
588 file_index, Opts_Digest);
589 decode_stat(fdbr.LStat, &statc, &LinkFIc); /* decode catalog stat */
591 * Loop over options supplied by user and verify the
592 * fields he requests.
594 for (p=Opts_Digest; *p; p++) {
595 char ed1[30], ed2[30];
597 case 'i': /* compare INODEs */
598 if (statc.st_ino != statf.st_ino) {
600 Jmsg(jcr, M_INFO, 0, _(" st_ino differ. Cat: %s File: %s\n"),
601 edit_uint64((uint64_t)statc.st_ino, ed1),
602 edit_uint64((uint64_t)statf.st_ino, ed2));
603 stat = JS_Differences;
606 case 'p': /* permissions bits */
607 if (statc.st_mode != statf.st_mode) {
609 Jmsg(jcr, M_INFO, 0, _(" st_mode differ. Cat: %x File: %x\n"),
610 (uint32_t)statc.st_mode, (uint32_t)statf.st_mode);
611 stat = JS_Differences;
614 case 'n': /* number of links */
615 if (statc.st_nlink != statf.st_nlink) {
617 Jmsg(jcr, M_INFO, 0, _(" st_nlink differ. Cat: %d File: %d\n"),
618 (uint32_t)statc.st_nlink, (uint32_t)statf.st_nlink);
619 stat = JS_Differences;
622 case 'u': /* user id */
623 if (statc.st_uid != statf.st_uid) {
625 Jmsg(jcr, M_INFO, 0, _(" st_uid differ. Cat: %u File: %u\n"),
626 (uint32_t)statc.st_uid, (uint32_t)statf.st_uid);
627 stat = JS_Differences;
630 case 'g': /* group id */
631 if (statc.st_gid != statf.st_gid) {
633 Jmsg(jcr, M_INFO, 0, _(" st_gid differ. Cat: %u File: %u\n"),
634 (uint32_t)statc.st_gid, (uint32_t)statf.st_gid);
635 stat = JS_Differences;
639 if (statc.st_size != statf.st_size) {
641 Jmsg(jcr, M_INFO, 0, _(" st_size differ. Cat: %s File: %s\n"),
642 edit_uint64((uint64_t)statc.st_size, ed1),
643 edit_uint64((uint64_t)statf.st_size, ed2));
644 stat = JS_Differences;
647 case 'a': /* access time */
648 if (statc.st_atime != statf.st_atime) {
650 Jmsg(jcr, M_INFO, 0, _(" st_atime differs\n"));
651 stat = JS_Differences;
655 if (statc.st_mtime != statf.st_mtime) {
657 Jmsg(jcr, M_INFO, 0, _(" st_mtime differs\n"));
658 stat = JS_Differences;
661 case 'c': /* ctime */
662 if (statc.st_ctime != statf.st_ctime) {
664 Jmsg(jcr, M_INFO, 0, _(" st_ctime differs\n"));
665 stat = JS_Differences;
668 case 'd': /* file size decrease */
669 if (statc.st_size > statf.st_size) {
671 Jmsg(jcr, M_INFO, 0, _(" st_size decrease. Cat: %s File: %s\n"),
672 edit_uint64((uint64_t)statc.st_size, ed1),
673 edit_uint64((uint64_t)statf.st_size, ed2));
674 stat = JS_Differences;
677 case '5': /* compare MD5 */
678 Dmsg1(500, "set Do_MD5 for %s\n", jcr->fname);
679 do_Digest = CRYPTO_DIGEST_MD5;
681 case '1': /* compare SHA1 */
682 do_Digest = CRYPTO_DIGEST_SHA1;
691 * Got Digest Signature from Storage daemon
692 * It came across in the Opts_Digest field.
694 } else if (crypto_digest_stream_type(stream) != CRYPTO_DIGEST_NONE) {
695 Dmsg2(400, "stream=Digest inx=%d Digest=%s\n", file_index, Opts_Digest);
697 * When ever we get a digest it MUST have been
698 * preceded by an attributes record, which sets attr_file_index
700 if (jcr->FileIndex != (uint32_t)file_index) {
701 Jmsg2(jcr, M_FATAL, 0, _("MD5/SHA1 index %d not same as attributes %d\n"),
702 file_index, jcr->FileIndex);
705 if (do_Digest != CRYPTO_DIGEST_NONE) {
706 db_escape_string(buf, Opts_Digest, strlen(Opts_Digest));
707 if (strcmp(buf, fdbr.Digest) != 0) {
709 if (debug_level >= 10) {
710 Jmsg(jcr, M_INFO, 0, _(" %s not same. File=%s Cat=%s\n"),
711 stream_to_ascii(stream), buf, fdbr.Digest);
713 Jmsg(jcr, M_INFO, 0, _(" %s differs.\n"),
714 stream_to_ascii(stream));
716 stat = JS_Differences;
718 do_Digest = CRYPTO_DIGEST_NONE;
721 jcr->JobFiles = file_index;
723 if (is_bnet_error(fd)) {
725 Jmsg2(jcr, M_FATAL, 0, _("bdird<filed: bad attributes from filed n=%d : %s\n"),
730 /* Now find all the files that are missing -- i.e. all files in
731 * the database where the MarkId != current JobId
733 jcr->fn_printed = false;
734 bsnprintf(buf, sizeof(buf),
735 "SELECT Path.Path,Filename.Name FROM File,Path,Filename "
736 "WHERE File.JobId=%d "
737 "AND File.MarkId!=%d AND File.PathId=Path.PathId "
738 "AND File.FilenameId=Filename.FilenameId",
740 /* missing_handler is called for each file found */
741 db_sql_query(jcr->db, buf, missing_handler, (void *)jcr);
742 if (jcr->fn_printed) {
743 stat = JS_Differences;
745 free_pool_memory(fname);
746 set_jcr_job_status(jcr, stat);
747 return stat == JS_Terminated;
751 * We are called here for each record that matches the above
752 * SQL query -- that is for each file contained in the Catalog
753 * that was not marked earlier. This means that the file in
754 * question is a missing file (in the Catalog but not on Disk).
756 static int missing_handler(void *ctx, int num_fields, char **row)
758 JCR *jcr = (JCR *)ctx;
760 if (job_canceled(jcr)) {
763 if (!jcr->fn_printed) {
764 Jmsg(jcr, M_INFO, 0, _("\nThe following files are in the Catalog but not on %s:\n"),
765 jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG ? "the Volume(s)" : "disk");
766 jcr->fn_printed = true;
768 Jmsg(jcr, M_INFO, 0, " %s%s\n", row[0]?row[0]:"", row[1]?row[1]:"");
774 * Print filename for verify
776 static void prt_fname(JCR *jcr)
778 if (!jcr->fn_printed) {
779 Jmsg(jcr, M_INFO, 0, _("File: %s\n"), jcr->fname);
780 jcr->fn_printed = true;