3 * Bacula Director -- verify.c -- responsible for running file verification
5 * Kern Sibbald, October MM
7 * Basic tasks done here:
9 * Open connection with File daemon and pass him commands
11 * When the File daemon sends the attributes, compare them to
18 Copyright (C) 2000-2003 Kern Sibbald and John Walker
20 This program is free software; you can redistribute it and/or
21 modify it under the terms of the GNU General Public License as
22 published by the Free Software Foundation; either version 2 of
23 the License, or (at your option) any later version.
25 This program is distributed in the hope that it will be useful,
26 but WITHOUT ANY WARRANTY; without even the implied warranty of
27 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
28 General Public License for more details.
30 You should have received a copy of the GNU General Public
31 License along with this program; if not, write to the Free
32 Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
39 #include "findlib/find.h"
41 /* Imported Global Variables */
42 extern int debug_level;
44 /* Commands sent to File daemon */
45 static char verifycmd[] = "verify level=%s\n";
46 static char storaddr[] = "storage address=%s port=%d ssl=0\n";
47 static char sessioncmd[] = "session %s %ld %ld %ld %ld %ld %ld\n";
49 /* Responses received from File daemon */
50 static char OKverify[] = "2000 OK verify\n";
51 static char OKstore[] = "2000 OK storage\n";
52 static char OKsession[] = "2000 OK session\n";
54 /* Forward referenced functions */
55 static void verify_cleanup(JCR *jcr, int TermCode);
56 static void prt_fname(JCR *jcr);
57 static int missing_handler(void *ctx, int num_fields, char **row);
60 * Do a verification of the specified files against the Catlaog
62 * Returns: 0 on failure
65 int do_verify(JCR *jcr)
69 JOB_DBR jr, verify_jr;
73 if (!get_or_create_client_record(jcr)) {
77 Dmsg1(9, "bdird: created client %s record\n", jcr->client->hdr.name);
80 * Find JobId of last job that ran. E.g.
81 * for VERIFY_CATALOG we want the JobId of the last INIT.
82 * for VERIFY_VOLUME_TO_CATALOG, we want the JobId of the
85 if (jcr->JobLevel == L_VERIFY_CATALOG ||
86 jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG) {
87 memcpy(&jr, &jcr->jr, sizeof(jr));
88 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG &&
89 jcr->job->verify_job) {
90 Name = jcr->job->verify_job->hdr.name;
94 Dmsg1(100, "find last jobid for: %s\n", NPRT(Name));
95 if (!db_find_last_jobid(jcr, jcr->db, Name, &jr)) {
96 if (jcr->JobLevel == L_VERIFY_CATALOG) {
97 Jmsg(jcr, M_FATAL, 0, _(
98 "Unable to find JobId of previous InitCatalog Job.\n"
99 "Please run a Verify with Level=InitCatalog before\n"
100 "running the current Job.\n"));
102 Jmsg(jcr, M_FATAL, 0, _(
103 "Unable to find JobId of previous Job for this client.\n"));
108 Dmsg1(100, "Last full Jobid=%d\n", JobId);
111 jcr->jr.JobId = jcr->JobId;
112 jcr->jr.StartTime = jcr->start_time;
113 jcr->jr.Level = jcr->JobLevel;
114 if (!db_update_job_start_record(jcr, jcr->db, &jcr->jr)) {
115 Jmsg(jcr, M_FATAL, 0, "%s", db_strerror(jcr->db));
120 jcr->fname = get_pool_memory(PM_FNAME);
123 /* Print Job Start message */
124 Jmsg(jcr, M_INFO, 0, _("Start Verify JobId %d Job=%s\n"),
125 jcr->JobId, jcr->Job);
128 * Now get the job record for the previous backup that interests
129 * us. We use the JobId that we found above.
131 if (jcr->JobLevel == L_VERIFY_CATALOG ||
132 jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG ||
133 jcr->JobLevel == L_VERIFY_DISK_TO_CATALOG) {
134 memset(&verify_jr, 0, sizeof(verify_jr));
135 verify_jr.JobId = JobId;
136 if (!db_get_job_record(jcr, jcr->db, &verify_jr)) {
137 Jmsg(jcr, M_FATAL, 0, _("Could not get job record for previous Job. ERR=%s"),
138 db_strerror(jcr->db));
141 if (verify_jr.JobStatus != 'T') {
142 Jmsg(jcr, M_FATAL, 0, _("Last Job %d did not terminate normally. JobStatus=%c\n"),
143 JobId, verify_jr.JobStatus);
146 Jmsg(jcr, M_INFO, 0, _("Verifying against JobId=%d Job=%s\n"),
147 verify_jr.JobId, verify_jr.Job);
151 * If we are verifying a Volume, we need the Storage
152 * daemon, so open a connection, otherwise, just
153 * create a dummy authorization key (passed to
154 * File daemon but not used).
156 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG) {
157 RBSR *bsr = new_bsr();
159 bsr->JobId = verify_jr.JobId;
160 ua = new_ua_context(jcr);
161 complete_bsr(ua, bsr);
162 bsr->fi = new_findex();
164 bsr->fi->findex2 = verify_jr.JobFiles;
165 if (!write_bsr_file(ua, bsr)) {
172 if (jcr->RestoreBootstrap) {
173 free(jcr->RestoreBootstrap);
175 POOLMEM *fname = get_pool_memory(PM_MESSAGE);
176 Mmsg(&fname, "%s/restore.bsr", working_directory);
177 jcr->RestoreBootstrap = bstrdup(fname);
178 free_pool_memory(fname);
181 * Start conversation with Storage daemon
183 set_jcr_job_status(jcr, JS_Blocked);
184 if (!connect_to_storage_daemon(jcr, 10, SDConnectTimeout, 1)) {
188 * Now start a job with the Storage daemon
190 if (!start_storage_daemon_job(jcr)) {
194 * Now start a Storage daemon message thread
196 if (!start_storage_daemon_message_thread(jcr)) {
199 Dmsg0(50, "Storage daemon connection OK\n");
201 jcr->sd_auth_key = bstrdup("dummy"); /* dummy Storage daemon key */
204 if (jcr->JobLevel == L_VERIFY_DISK_TO_CATALOG &&
205 jcr->job->verify_job) {
206 jcr->fileset = jcr->job->verify_job->fileset;
208 jcr->verify_jr = &verify_jr;
211 * OK, now connect to the File daemon
212 * and ask him for the files.
214 set_jcr_job_status(jcr, JS_Blocked);
215 if (!connect_to_file_daemon(jcr, 10, FDConnectTimeout, 1)) {
219 set_jcr_job_status(jcr, JS_Running);
220 fd = jcr->file_bsock;
223 Dmsg0(30, ">filed: Send include list\n");
224 if (!send_include_list(jcr)) {
228 Dmsg0(30, ">filed: Send exclude list\n");
229 if (!send_exclude_list(jcr)) {
234 * Send Level command to File daemon, as well
235 * as the Storage address if appropriate.
237 switch (jcr->JobLevel) {
241 case L_VERIFY_CATALOG:
244 case L_VERIFY_VOLUME_TO_CATALOG:
246 * send Storage daemon address to the File daemon
248 if (jcr->store->SDDport == 0) {
249 jcr->store->SDDport = jcr->store->SDport;
251 bnet_fsend(fd, storaddr, jcr->store->address, jcr->store->SDDport);
252 if (!response(jcr, fd, OKstore, "Storage", DISPLAY_ERROR)) {
257 * Send the bootstrap file -- what Volumes/files to restore
259 if (!send_bootstrap_file(jcr)) {
264 * The following code is deprecated
266 if (!jcr->RestoreBootstrap) {
268 * Pass the VolSessionId, VolSessionTime, Start and
269 * end File and Blocks on the session command.
271 bnet_fsend(fd, sessioncmd,
273 jr.VolSessionId, jr.VolSessionTime,
274 jr.StartFile, jr.EndFile, jr.StartBlock,
276 if (!response(jcr, fd, OKsession, "Session", DISPLAY_ERROR)) {
285 case L_VERIFY_DISK_TO_CATALOG:
286 level="disk_to_catalog";
289 Jmsg1(jcr, M_FATAL, 0, _("Unimplemented save level %d\n"), jcr->JobLevel);
293 if (!send_run_before_and_after_commands(jcr)) {
298 * Send verify command/level to File daemon
300 bnet_fsend(fd, verifycmd, level);
301 if (!response(jcr, fd, OKverify, "Verify", DISPLAY_ERROR)) {
306 * Now get data back from File daemon and
307 * compare it to the catalog or store it in the
308 * catalog depending on the run type.
310 /* Compare to catalog */
311 switch (jcr->JobLevel) {
312 case L_VERIFY_CATALOG:
313 Dmsg0(10, "Verify level=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, JobId);
319 case L_VERIFY_VOLUME_TO_CATALOG:
320 Dmsg0(10, "Verify level=volume\n");
321 get_attributes_and_compare_to_catalog(jcr, JobId);
324 case L_VERIFY_DISK_TO_CATALOG:
325 Dmsg0(10, "Verify level=disk_to_catalog\n");
326 get_attributes_and_compare_to_catalog(jcr, JobId);
331 Dmsg0(10, "Verify level=init\n");
332 jcr->sd_msg_thread_done = true; /* no SD msg thread, so it is done */
333 jcr->SDJobStatus = JS_Terminated;
334 get_attributes_and_put_in_catalog(jcr);
338 Jmsg1(jcr, M_FATAL, 0, _("Unimplemented verify level %d\n"), jcr->JobLevel);
342 stat = wait_for_job_termination(jcr);
344 verify_cleanup(jcr, stat);
348 verify_cleanup(jcr, JS_ErrorTerminated);
353 * Release resources allocated during backup.
356 static void verify_cleanup(JCR *jcr, int TermCode)
358 char sdt[50], edt[50];
360 char term_code[100], fd_term_msg[100], sd_term_msg[100];
365 // Dmsg1(000, "Enter verify_cleanup() TermCod=%d\n", TermCode);
367 JobId = jcr->jr.JobId;
368 set_jcr_job_status(jcr, TermCode);
370 update_job_end_record(jcr);
372 msg_type = M_INFO; /* by default INFO message */
375 term_msg = _("Verify OK");
377 case JS_ErrorTerminated:
378 term_msg = _("*** Verify Error ***");
379 msg_type = M_ERROR; /* Generate error message */
382 term_msg = _("Verify Canceled");
385 term_msg = _("Verify Differences");
388 term_msg = term_code;
389 sprintf(term_code, _("Inappropriate term code: %c\n"), TermCode);
392 bstrftime(sdt, sizeof(sdt), jcr->jr.StartTime);
393 bstrftime(edt, sizeof(edt), jcr->jr.EndTime);
395 jobstatus_to_ascii(jcr->FDJobStatus, fd_term_msg, sizeof(fd_term_msg));
396 if (jcr->JobLevel == L_VERIFY_VOLUME_TO_CATALOG) {
397 jobstatus_to_ascii(jcr->SDJobStatus, sd_term_msg, sizeof(sd_term_msg));
398 Jmsg(jcr, msg_type, 0, _("Bacula " VERSION " (" LSMDATE "): %s\n\
406 Files Examined: %s\n\
407 Non-fatal FD errors: %d\n\
408 FD termination status: %s\n\
409 SD termination status: %s\n\
410 Termination: %s\n\n"),
414 jcr->fileset->hdr.name,
415 level_to_str(jcr->JobLevel),
416 jcr->client->hdr.name,
419 edit_uint64_with_commas(jcr->JobFiles, ec1),
425 Jmsg(jcr, msg_type, 0, _("Bacula " VERSION " (" LSMDATE "): %s\n\
433 Files Examined: %s\n\
434 Non-fatal FD errors: %d\n\
435 FD termination status: %s\n\
436 Termination: %s\n\n"),
440 jcr->fileset->hdr.name,
441 level_to_str(jcr->JobLevel),
442 jcr->client->hdr.name,
445 edit_uint64_with_commas(jcr->JobFiles, ec1),
450 Dmsg0(100, "Leave verify_cleanup()\n");
452 free_memory(jcr->fname);
458 * This routine is called only during a Verify
460 int get_attributes_and_compare_to_catalog(JCR *jcr, JobId_t JobId)
465 struct stat statf; /* file stat */
466 struct stat statc; /* catalog stat */
467 int stat = JS_Terminated;
469 POOLMEM *fname = get_pool_memory(PM_MESSAGE);
473 memset(&fdbr, 0, sizeof(FILE_DBR));
474 fd = jcr->file_bsock;
478 Dmsg0(20, "bdird: waiting to receive file attributes\n");
480 * Get Attributes and Signature from File daemon
484 * Options or SIG (MD5/SHA1)
489 while ((n=bget_dirmsg(fd)) >= 0 && !job_canceled(jcr)) {
492 char Opts_SIG[MAXSTRING]; /* Verify Opts or MD5/SHA1 signature */
494 fname = check_pool_memory_size(fname, fd->msglen);
495 jcr->fname = check_pool_memory_size(jcr->fname, fd->msglen);
496 Dmsg1(400, "Atts+SIG=%s\n", fd->msg);
497 if ((len = sscanf(fd->msg, "%ld %d %100s", &file_index, &stream,
499 Jmsg3(jcr, M_FATAL, 0, _("bird<filed: bad attributes, expected 3 fields got %d\n\
500 mslen=%d msg=%s\n"), len, fd->msglen, fd->msg);
504 * We read the Options or Signature into fname
505 * to prevent overrun, now copy it to proper location.
507 bstrncpy(Opts_SIG, fname, sizeof(Opts_SIG));
509 skip_nonspaces(&p); /* skip FileIndex */
511 skip_nonspaces(&p); /* skip Stream */
513 skip_nonspaces(&p); /* skip Opts_SIG */
514 p++; /* skip space */
517 *fn++ = *p++; /* copy filename */
519 *fn = *p++; /* term filename and point to attribs */
522 * Got attributes stream, decode it
524 if (stream == STREAM_UNIX_ATTRIBUTES || stream == STREAM_UNIX_ATTRIBUTES_EX) {
525 int32_t LinkFIf, LinkFIc;
526 Dmsg2(400, "file_index=%d attr=%s\n", file_index, attr);
528 jcr->FileIndex = file_index; /* remember attribute file_index */
529 decode_stat(attr, &statf, &LinkFIf); /* decode file stat packet */
531 jcr->fn_printed = FALSE;
532 pm_strcpy(&jcr->fname, fname); /* move filename into JCR */
534 Dmsg2(040, "dird<filed: stream=%d %s\n", stream, jcr->fname);
535 Dmsg1(020, "dird<filed: attr=%s\n", attr);
538 * Find equivalent record in the database
541 if (!db_get_file_attributes_record(jcr, jcr->db, jcr->fname,
542 jcr->verify_jr, &fdbr)) {
543 Jmsg(jcr, M_INFO, 0, _("New file: %s\n"), jcr->fname);
544 Dmsg1(020, _("File not in catalog: %s\n"), jcr->fname);
545 stat = JS_Differences;
549 * mark file record as visited by stuffing the
550 * current JobId, which is unique, into the MarkId field.
552 db_mark_file_record(jcr, jcr->db, fdbr.FileId, jcr->JobId);
555 Dmsg3(400, "Found %s in catalog. inx=%d Opts=%s\n", jcr->fname,
556 file_index, Opts_SIG);
557 decode_stat(fdbr.LStat, &statc, &LinkFIc); /* decode catalog stat */
559 * Loop over options supplied by user and verify the
560 * fields he requests.
562 for (p=Opts_SIG; *p; p++) {
563 char ed1[30], ed2[30];
565 case 'i': /* compare INODEs */
566 if (statc.st_ino != statf.st_ino) {
568 Jmsg(jcr, M_INFO, 0, _(" st_ino differ. Cat: %s File: %s\n"),
569 edit_uint64((uint64_t)statc.st_ino, ed1),
570 edit_uint64((uint64_t)statf.st_ino, ed2));
571 stat = JS_Differences;
574 case 'p': /* permissions bits */
575 if (statc.st_mode != statf.st_mode) {
577 Jmsg(jcr, M_INFO, 0, _(" st_mode differ. Cat: %x File: %x\n"),
578 (uint32_t)statc.st_mode, (uint32_t)statf.st_mode);
579 stat = JS_Differences;
582 case 'n': /* number of links */
583 if (statc.st_nlink != statf.st_nlink) {
585 Jmsg(jcr, M_INFO, 0, _(" st_nlink differ. Cat: %d File: %d\n"),
586 (uint32_t)statc.st_nlink, (uint32_t)statf.st_nlink);
587 stat = JS_Differences;
590 case 'u': /* user id */
591 if (statc.st_uid != statf.st_uid) {
593 Jmsg(jcr, M_INFO, 0, _(" st_uid differ. Cat: %u File: %u\n"),
594 (uint32_t)statc.st_uid, (uint32_t)statf.st_uid);
595 stat = JS_Differences;
598 case 'g': /* group id */
599 if (statc.st_gid != statf.st_gid) {
601 Jmsg(jcr, M_INFO, 0, _(" st_gid differ. Cat: %u File: %u\n"),
602 (uint32_t)statc.st_gid, (uint32_t)statf.st_gid);
603 stat = JS_Differences;
607 if (statc.st_size != statf.st_size) {
609 Jmsg(jcr, M_INFO, 0, _(" st_size differ. Cat: %s File: %s\n"),
610 edit_uint64((uint64_t)statc.st_size, ed1),
611 edit_uint64((uint64_t)statf.st_size, ed2));
612 stat = JS_Differences;
615 case 'a': /* access time */
616 if (statc.st_atime != statf.st_atime) {
618 Jmsg(jcr, M_INFO, 0, _(" st_atime differs\n"));
619 stat = JS_Differences;
623 if (statc.st_mtime != statf.st_mtime) {
625 Jmsg(jcr, M_INFO, 0, _(" st_mtime differs\n"));
626 stat = JS_Differences;
629 case 'c': /* ctime */
630 if (statc.st_ctime != statf.st_ctime) {
632 Jmsg(jcr, M_INFO, 0, _(" st_ctime differs\n"));
633 stat = JS_Differences;
636 case 'd': /* file size decrease */
637 if (statc.st_size > statf.st_size) {
639 Jmsg(jcr, M_INFO, 0, _(" st_size decrease. Cat: %s File: %s\n"),
640 edit_uint64((uint64_t)statc.st_size, ed1),
641 edit_uint64((uint64_t)statf.st_size, ed2));
642 stat = JS_Differences;
645 case '5': /* compare MD5 */
646 Dmsg1(500, "set Do_MD5 for %s\n", jcr->fname);
649 case '1': /* compare SHA1 */
659 * Got SIG Signature from Storage daemon
660 * It came across in the Opts_SIG field.
662 } else if (stream == STREAM_MD5_SIGNATURE || stream == STREAM_SHA1_SIGNATURE) {
663 Dmsg2(400, "stream=SIG inx=%d SIG=%s\n", file_index, Opts_SIG);
665 * When ever we get a signature is MUST have been
666 * preceded by an attributes record, which sets attr_file_index
668 if (jcr->FileIndex != (uint32_t)file_index) {
669 Jmsg2(jcr, M_FATAL, 0, _("MD5/SHA1 index %d not same as attributes %d\n"),
670 file_index, jcr->FileIndex);
674 db_escape_string(buf, Opts_SIG, strlen(Opts_SIG));
675 if (strcmp(buf, fdbr.SIG) != 0) {
677 if (debug_level >= 10) {
678 Jmsg(jcr, M_INFO, 0, _(" %s not same. File=%s Cat=%s\n"),
679 stream==STREAM_MD5_SIGNATURE?"MD5":"SHA1", buf, fdbr.SIG);
681 Jmsg(jcr, M_INFO, 0, _(" %s differs.\n"),
682 stream==STREAM_MD5_SIGNATURE?"MD5":"SHA1");
684 stat = JS_Differences;
689 jcr->JobFiles = file_index;
691 if (is_bnet_error(fd)) {
692 Jmsg2(jcr, M_FATAL, 0, _("bdird<filed: bad attributes from filed n=%d : %s\n"),
697 /* Now find all the files that are missing -- i.e. all files in
698 * the database where the MarkedId != current JobId
700 jcr->fn_printed = FALSE;
702 "SELECT Path.Path,Filename.Name FROM File,Path,Filename "
703 "WHERE File.JobId=%d "
704 "AND File.MarkedId!=%d AND File.PathId=Path.PathId "
705 "AND File.FilenameId=Filename.FilenameId",
707 /* missing_handler is called for each file found */
708 db_sql_query(jcr->db, buf, missing_handler, (void *)jcr);
709 if (jcr->fn_printed) {
710 stat = JS_Differences;
712 free_pool_memory(fname);
713 set_jcr_job_status(jcr, stat);
717 free_pool_memory(fname);
718 set_jcr_job_status(jcr, JS_ErrorTerminated);
723 * We are called here for each record that matches the above
724 * SQL query -- that is for each file contained in the Catalog
725 * that was not marked earlier. This means that the file in
726 * question is a missing file (in the Catalog but on on Disk).
728 static int missing_handler(void *ctx, int num_fields, char **row)
730 JCR *jcr = (JCR *)ctx;
732 if (!jcr->fn_printed) {
733 Jmsg(jcr, M_INFO, 0, "\n");
734 Jmsg(jcr, M_INFO, 0, _("The following files are missing:\n"));
735 jcr->fn_printed = TRUE;
737 Jmsg(jcr, M_INFO, 0, " %s%s\n", row[0]?row[0]:"", row[1]?row[1]:"");
743 * Print filename for verify
745 static void prt_fname(JCR *jcr)
747 if (!jcr->fn_printed) {
748 Jmsg(jcr, M_INFO, 0, _("File: %s\n"), jcr->fname);
749 jcr->fn_printed = TRUE;