2 Copyright (c) 2009 Frank Lahm <franklahm@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
17 #endif /* HAVE_CONFIG_H */
21 #include <sys/types.h>
29 #include <atalk/adouble.h>
30 #include <atalk/unicode.h>
31 #include <atalk/netatalk_conf.h>
32 #include <atalk/cnid_dbd_private.h>
33 #include <atalk/volume.h>
35 #include <atalk/util.h>
36 #include <atalk/acl.h>
37 #include <atalk/compat.h>
44 /* Some defines to ease code parsing */
45 #define ADDIR_OK (addir_ok == 0)
46 #define ADFILE_OK (adfile_ok == 0)
49 static struct vol *myvol;
50 static char cwdbuf[MAXPATHLEN+1];
52 static DBD *dbd_rebuild;
53 static dbd_flags_t dbd_flags;
54 static char stamp[CNID_DEV_LEN];
55 static char *netatalk_dirs[] = {
60 static char *special_dirs[] = {
64 static struct cnid_dbd_rqst rqst;
65 static struct cnid_dbd_rply rply;
67 static char pname[MAXPATHLEN] = "../";
70 Taken form afpd/desktop.c
72 static char *utompath(char *upath)
74 static char mpath[ MAXPATHLEN + 2]; /* for convert_charset dest_len parameter +2 */
76 uint16_t flags = CONV_IGNORE | CONV_UNESCAPEHEX;
84 outlen = strlen(upath);
86 if ((myvol->v_casefold & AFPVOL_UTOMUPPER))
87 flags |= CONV_TOUPPER;
88 else if ((myvol->v_casefold & AFPVOL_UTOMLOWER))
89 flags |= CONV_TOLOWER;
91 if ((myvol->v_flags & AFPVOL_EILSEQ)) {
92 flags |= CONV__EILSEQ;
95 /* convert charsets */
96 if ((size_t)-1 == ( outlen = convert_charset(myvol->v_volcharset,
99 u, outlen, mpath, MAXPATHLEN, &flags)) ) {
100 dbd_log( LOGSTD, "Conversion from %s to %s for %s failed.",
101 myvol->v_volcodepage, myvol->v_maccodepage, u);
109 Taken form afpd/desktop.c
111 static char *mtoupath(char *mpath)
113 static char upath[ MAXPATHLEN + 2]; /* for convert_charset dest_len parameter +2 */
122 if ( *mpath == '\0' ) {
126 /* set conversion flags */
127 if ((myvol->v_casefold & AFPVOL_MTOUUPPER))
128 flags |= CONV_TOUPPER;
129 else if ((myvol->v_casefold & AFPVOL_MTOULOWER))
130 flags |= CONV_TOLOWER;
132 if ((myvol->v_flags & AFPVOL_EILSEQ)) {
133 flags |= CONV__EILSEQ;
142 if ((size_t)-1 == (outlen = convert_charset(CH_UTF8_MAC,
145 m, inplen, u, outlen, &flags)) ) {
146 dbd_log( LOGSTD, "conversion from UTF8-MAC to %s for %s failed.",
147 myvol->v_volcodepage, mpath);
155 Check for wrong encoding e.g. "." at the beginning is not CAP encoded (:2e) although volume is default !AFPVOL_USEDOTS.
156 We do it by roundtripiping from volcharset to UTF8-MAC and back and then compare the result.
158 static int check_name_encoding(char *uname)
162 roundtripped = mtoupath(utompath(uname));
164 dbd_log( LOGSTD, "Error checking encoding for '%s/%s'", cwdbuf, uname);
168 if ( STRCMP(uname, !=, roundtripped)) {
169 dbd_log( LOGSTD, "Bad encoding for '%s/%s'", cwdbuf, uname);
177 Check for netatalk special folders e.g. ".AppleDB" or ".AppleDesktop"
178 Returns pointer to name or NULL.
180 static const char *check_netatalk_dirs(const char *name)
184 for (c=0; netatalk_dirs[c]; c++) {
185 if ((strcmp(name, netatalk_dirs[c])) == 0)
186 return netatalk_dirs[c];
192 Check for special names
193 Returns pointer to name or NULL.
195 static const char *check_special_dirs(const char *name)
199 for (c=0; special_dirs[c]; c++) {
200 if ((strcmp(name, special_dirs[c])) == 0)
201 return special_dirs[c];
207 Check for .AppleDouble file, create if missing
209 static int check_adfile(const char *fname, const struct stat *st)
212 int adflags = ADFLAGS_HF;
216 if (myvol->v_adouble == AD_VERSION_EA) {
217 if (!(dbd_flags & DBD_FLAGS_V2TOEA))
219 if (ad_convert(fname, st, myvol, NULL) != 0) {
224 dbd_log(LOGSTD, "Conversion error for \"%s/%s\": %s", cwdbuf, fname, strerror(errno));
231 if (dbd_flags & DBD_FLAGS_CLEANUP)
234 if (S_ISDIR(st->st_mode))
235 adflags |= ADFLAGS_DIR;
237 adname = myvol->ad_path(fname, adflags);
239 if ((ret = access( adname, F_OK)) != 0) {
240 if (errno != ENOENT) {
241 dbd_log(LOGSTD, "Access error for ad-file '%s/%s': %s",
242 cwdbuf, adname, strerror(errno));
245 /* Missing. Log and create it */
246 dbd_log(LOGSTD, "Missing AppleDouble file '%s/%s'", cwdbuf, adname);
248 if (dbd_flags & DBD_FLAGS_SCAN)
249 /* Scan only requested, dont change anything */
255 if ((ret = ad_open(&ad, fname, adflags | ADFLAGS_CREATE | ADFLAGS_RDWR, 0666)) != 0) {
256 dbd_log( LOGSTD, "Error creating AppleDouble file '%s/%s': %s",
257 cwdbuf, adname, strerror(errno));
262 /* Set name in ad-file */
263 ad_setname(&ad, utompath((char *)fname));
265 ad_close(&ad, ADFLAGS_HF);
267 chown(adname, st->st_uid, st->st_gid);
268 /* FIXME: should we inherit mode too here ? */
270 chmod(adname, st->st_mode);
274 if (ad_open(&ad, fname, adflags | ADFLAGS_RDONLY) != 0) {
275 dbd_log( LOGSTD, "Error opening AppleDouble file for '%s/%s'", cwdbuf, fname);
278 ad_close(&ad, ADFLAGS_HF);
284 Remove all files with file::EA* from adouble dir
286 static void remove_eafiles(const char *name, struct ea *ea)
290 char eaname[MAXPATHLEN];
292 strlcpy(eaname, name, sizeof(eaname));
293 if (strlcat(eaname, "::EA", sizeof(eaname)) >= sizeof(eaname)) {
294 dbd_log(LOGSTD, "name too long: '%s/%s/%s'", cwdbuf, ADv2_DIRNAME, name);
298 if ((chdir(ADv2_DIRNAME)) != 0) {
299 dbd_log(LOGSTD, "Couldn't chdir to '%s/%s': %s",
300 cwdbuf, ADv2_DIRNAME, strerror(errno));
304 if ((dp = opendir(".")) == NULL) {
305 dbd_log(LOGSTD, "Couldn't open the directory '%s/%s': %s",
306 cwdbuf, ADv2_DIRNAME, strerror(errno));
310 while ((ep = readdir(dp))) {
311 if (strstr(ep->d_name, eaname) != NULL) {
312 dbd_log(LOGSTD, "Removing EA file: '%s/%s/%s'",
313 cwdbuf, ADv2_DIRNAME, ep->d_name);
314 if ((unlink(ep->d_name)) != 0) {
315 dbd_log(LOGSTD, "Error unlinking EA file '%s/%s/%s': %s",
316 cwdbuf, ADv2_DIRNAME, ep->d_name, strerror(errno));
324 if ((chdir("..")) != 0) {
325 dbd_log(LOGSTD, "Couldn't chdir to '%s': %s", cwdbuf, strerror(errno));
326 /* we can't proceed */
327 longjmp(jmp, 1); /* this jumps back to cmd_dbd_scanvol() */
332 Check Extended Attributes files
334 static int check_eafiles(const char *fname)
336 unsigned int count = 0;
342 if ((ret = ea_open(myvol, fname, EA_RDWR, &ea)) != 0) {
345 dbd_log(LOGSTD, "Error calling ea_open for file: %s/%s, removing EA files", cwdbuf, fname);
346 if ( ! (dbd_flags & DBD_FLAGS_SCAN))
347 remove_eafiles(fname, &ea);
352 while (count < ea.ea_count) {
353 dbd_log(LOGDEBUG, "EA: %s", (*ea.ea_entries)[count].ea_name);
356 eaname = ea_path(&ea, (*ea.ea_entries)[count].ea_name, 0);
358 if (lstat(eaname, &st) != 0) {
360 dbd_log(LOGSTD, "Missing EA: %s/%s", cwdbuf, eaname);
362 dbd_log(LOGSTD, "Bogus EA: %s/%s", cwdbuf, eaname);
364 } else if (st.st_size != (*ea.ea_entries)[count].ea_size) {
365 dbd_log(LOGSTD, "Bogus EA: %s/%s, removing it...", cwdbuf, eaname);
367 if ((unlink(eaname)) != 0)
368 dbd_log(LOGSTD, "Error removing EA file '%s/%s': %s",
369 cwdbuf, eaname, strerror(errno));
373 /* Be CAREFUL here! This should do what ea_delentry does. ea_close relies on it !*/
374 free((*ea.ea_entries)[count].ea_name);
375 (*ea.ea_entries)[count].ea_name = NULL;
386 Check for .AppleDouble folder and .Parent, create if missing
388 static int check_addir(int volroot)
390 int addir_ok, adpar_ok;
395 if (dbd_flags & DBD_FLAGS_CLEANUP)
398 if (myvol->v_adouble == AD_VERSION_EA)
401 /* Check for ad-dir */
402 if ( (addir_ok = access(ADv2_DIRNAME, F_OK)) != 0) {
403 if (errno != ENOENT) {
404 dbd_log(LOGSTD, "Access error in directory %s: %s", cwdbuf, strerror(errno));
407 dbd_log(LOGSTD, "Missing %s for '%s'", ADv2_DIRNAME, cwdbuf);
410 /* Check for ".Parent" */
411 if ( (adpar_ok = access(myvol->ad_path(".", ADFLAGS_DIR), F_OK)) != 0) {
412 if (errno != ENOENT) {
413 dbd_log(LOGSTD, "Access error on '%s/%s': %s",
414 cwdbuf, myvol->ad_path(".", ADFLAGS_DIR), strerror(errno));
417 dbd_log(LOGSTD, "Missing .AppleDouble/.Parent for '%s'", cwdbuf);
420 /* Is one missing ? */
421 if ((addir_ok != 0) || (adpar_ok != 0)) {
422 /* Yes, but are we only scanning ? */
423 if (dbd_flags & DBD_FLAGS_SCAN) {
424 /* Yes: missing .Parent is not a problem, but missing ad-dir
425 causes later checking of ad-files to fail. So we have to return appropiately */
428 else /* (adpar_ok != 0) */
432 /* Create ad dir and set name */
435 if (ad_open(&ad, ".", ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_CREATE | ADFLAGS_RDWR, 0777) != 0) {
436 dbd_log( LOGSTD, "Error creating AppleDouble dir in %s: %s", cwdbuf, strerror(errno));
440 /* Get basename of cwd from cwdbuf */
441 mname = utompath(strrchr(cwdbuf, '/') + 1);
443 /* Update name in ad file */
444 ad_setname(&ad, mname);
446 ad_close(&ad, ADFLAGS_HF);
448 /* Inherit owner/group from "." to ".AppleDouble" and ".Parent" */
449 if ((lstat(".", &st)) != 0) {
450 dbd_log( LOGSTD, "Couldnt stat %s: %s", cwdbuf, strerror(errno));
453 chown(ADv2_DIRNAME, st.st_uid, st.st_gid);
454 chown(myvol->ad_path(".", ADFLAGS_DIR), st.st_uid, st.st_gid);
461 Check if file cotains "::EA" and if it does check if its correspondig data fork exists.
463 0 = name is not an EA file
464 1 = name is an EA file and no problem was found
465 -1 = name is an EA file and data fork is gone
467 static int check_eafile_in_adouble(const char *name)
470 char *namep, *namedup = NULL;
472 /* Check if this is an AFPVOL_EA_AD vol */
473 if (myvol->v_vfs_ea == AFPVOL_EA_AD) {
474 /* Does the filename contain "::EA" ? */
475 namedup = strdup(name);
476 if ((namep = strstr(namedup, "::EA")) == NULL) {
480 /* File contains "::EA" so it's an EA file. Check for data file */
482 /* Get string before "::EA" from EA filename */
484 strlcpy(pname + 3, namedup, sizeof(pname)); /* Prepends "../" */
486 if ((access( pname, F_OK)) == 0) {
491 if (errno != ENOENT) {
492 dbd_log(LOGSTD, "Access error for file '%s/%s': %s",
493 cwdbuf, name, strerror(errno));
497 /* Orphaned EA file*/
498 dbd_log(LOGSTD, "Orphaned Extended Attribute file '%s/%s/%s'",
499 cwdbuf, ADv2_DIRNAME, name);
501 if (dbd_flags & DBD_FLAGS_SCAN)
502 /* Scan only requested, dont change anything */
505 if ((unlink(name)) != 0) {
506 dbd_log(LOGSTD, "Error unlinking orphaned Extended Attribute file '%s/%s/%s'",
507 cwdbuf, ADv2_DIRNAME, name);
511 } /* if AFPVOL_EA_AD */
521 Check files and dirs inside .AppleDouble folder:
522 - remove orphaned files
525 static int read_addir(void)
531 if ((chdir(ADv2_DIRNAME)) != 0) {
532 if (myvol->v_adouble == AD_VERSION_EA) {
535 dbd_log(LOGSTD, "Couldn't chdir to '%s/%s': %s",
536 cwdbuf, ADv2_DIRNAME, strerror(errno));
540 if ((dp = opendir(".")) == NULL) {
541 dbd_log(LOGSTD, "Couldn't open the directory '%s/%s': %s",
542 cwdbuf, ADv2_DIRNAME, strerror(errno));
546 while ((ep = readdir(dp))) {
547 /* Check if its "." or ".." */
548 if (DIR_DOT_OR_DOTDOT(ep->d_name))
552 if (STRCMP(ep->d_name, ==, ".Parent"))
555 if ((lstat(ep->d_name, &st)) < 0) {
556 dbd_log( LOGSTD, "Lost file or dir while enumeratin dir '%s/%s/%s', probably removed: %s",
557 cwdbuf, ADv2_DIRNAME, ep->d_name, strerror(errno));
562 if (S_ISDIR(st.st_mode)) {
563 dbd_log( LOGSTD, "Unexpected directory '%s' in AppleDouble dir '%s/%s'",
564 ep->d_name, cwdbuf, ADv2_DIRNAME);
568 /* Check if for orphaned and corrupt Extended Attributes file */
569 if (check_eafile_in_adouble(ep->d_name) != 0)
572 /* Check for data file */
573 strcpy(pname + 3, ep->d_name);
574 if ((access( pname, F_OK)) != 0) {
575 if (errno != ENOENT) {
576 dbd_log(LOGSTD, "Access error for file '%s/%s': %s",
577 cwdbuf, pname, strerror(errno));
580 /* Orphaned ad-file*/
581 dbd_log(LOGSTD, "Orphaned AppleDoube file '%s/%s/%s'",
582 cwdbuf, ADv2_DIRNAME, ep->d_name);
584 if (dbd_flags & DBD_FLAGS_SCAN)
585 /* Scan only requested, dont change anything */
588 if ((unlink(ep->d_name)) != 0) {
589 dbd_log(LOGSTD, "Error unlinking orphaned AppleDoube file '%s/%s/%s'",
590 cwdbuf, ADv2_DIRNAME, ep->d_name);
596 if ((chdir("..")) != 0) {
597 dbd_log(LOGSTD, "Couldn't chdir back to '%s' from AppleDouble dir: %s",
598 cwdbuf, strerror(errno));
599 /* This really is EOT! */
600 longjmp(jmp, 1); /* this jumps back to cmd_dbd_scanvol() */
609 Check CNID for a file/dir, both from db and from ad-file.
610 For detailed specs see intro.
612 @return Correct CNID of object or CNID_INVALID (ie 0) on error
614 static cnid_t check_cnid(const char *name, cnid_t did, struct stat *st, int adfile_ok)
616 int ret, adflags = ADFLAGS_HF;
617 cnid_t db_cnid, ad_cnid;
620 adflags = ADFLAGS_HF | (S_ISDIR(st->st_mode) ? ADFLAGS_DIR : 0);
622 /* Force checkout every X items */
623 static int cnidcount = 0;
625 if (cnidcount > 10000) {
627 if (dbif_txn_checkpoint(dbd, 0, 0, 0) < 0) {
628 dbd_log(LOGSTD, "Error checkpointing!");
633 /* Get CNID from ad-file */
637 if (ad_open(&ad, name, adflags | ADFLAGS_RDWR) != 0) {
639 if (dbd_flags & DBD_FLAGS_CLEANUP)
642 if (myvol->v_adouble != AD_VERSION_EA) {
643 dbd_log( LOGSTD, "Error opening AppleDouble file for '%s/%s': %s", cwdbuf, name, strerror(errno));
646 dbd_log( LOGDEBUG, "File without meta EA: \"%s/%s\"", cwdbuf, name);
650 if (dbd_flags & DBD_FLAGS_FORCE) {
651 ad_cnid = ad_forcegetid(&ad);
652 /* This ensures the changed stamp is written */
653 ad_setid( &ad, st->st_dev, st->st_ino, ad_cnid, did, stamp);
656 ad_cnid = ad_getid(&ad, st->st_dev, st->st_ino, 0, stamp);
659 dbd_log( LOGSTD, "Bad CNID in adouble file of '%s/%s'", cwdbuf, name);
661 dbd_log( LOGDEBUG, "CNID from .AppleDouble file for '%s/%s': %u", cwdbuf, name, ntohl(ad_cnid));
662 ad_close(&ad, ADFLAGS_HF);
666 /* Get CNID from database */
668 /* Prepare request data */
669 memset(&rqst, 0, sizeof(struct cnid_dbd_rqst));
670 memset(&rply, 0, sizeof(struct cnid_dbd_rply));
673 if ( ! (myvol->v_flags & AFPVOL_NODEV))
674 rqst.dev = st->st_dev;
675 rqst.ino = st->st_ino;
676 rqst.type = S_ISDIR(st->st_mode)?1:0;
677 rqst.name = (char *)name;
678 rqst.namelen = strlen(name);
680 /* Query the database */
681 ret = dbd_lookup(dbd, &rqst, &rply, (dbd_flags & DBD_FLAGS_SCAN) ? 1 : 0);
682 if (dbif_txn_close(dbd, ret) != 0)
684 if (rply.result == CNID_DBD_RES_OK) {
686 } else if (rply.result == CNID_DBD_RES_NOTFOUND) {
687 if ( ! (dbd_flags & DBD_FLAGS_FORCE))
688 dbd_log( LOGSTD, "No CNID for '%s/%s' in database", cwdbuf, name);
691 dbd_log( LOGSTD, "Fatal error resolving '%s/%s'", cwdbuf, name);
695 /* Compare results from both CNID searches */
696 if (ad_cnid && db_cnid && (ad_cnid == db_cnid)) {
697 /* Everything is fine */
699 } else if (ad_cnid && db_cnid && (ad_cnid != db_cnid)) {
700 /* Mismatch, overwrite ad file with value from db */
701 dbd_log( LOGSTD, "CNID mismatch for '%s/%s', db: %u, ad-file: %u", cwdbuf, name, ntohl(db_cnid), ntohl(ad_cnid));
702 if ( ! (dbd_flags & DBD_FLAGS_SCAN)) {
703 dbd_log(LOGSTD, "Updating AppleDouble file for '%s/%s' with CNID: %u from database",
704 cwdbuf, name, ntohl(db_cnid));
706 if (ad_open(&ad, name, adflags | ADFLAGS_HF | ADFLAGS_RDWR) != 0) {
707 dbd_log(LOGSTD, "Error opening AppleDouble file for '%s/%s': %s",
708 cwdbuf, name, strerror(errno));
711 ad_setid( &ad, st->st_dev, st->st_ino, db_cnid, did, stamp);
713 ad_close(&ad, ADFLAGS_HF);
716 } else if (ad_cnid && (db_cnid == 0)) {
717 /* in ad-file but not in db */
718 if ( ! (dbd_flags & DBD_FLAGS_SCAN)) {
719 /* Ensure the cnid from the ad-file is not already occupied by another file */
720 dbd_log(LOGDEBUG, "Checking whether CNID %u from ad-file is occupied",
724 ret = dbd_resolve(dbd, &rqst, &rply);
725 if (rply.result == CNID_DBD_RES_OK) {
726 /* Occupied! Choose another, update ad-file */
727 ret = dbd_add(dbd, &rqst, &rply, 1);
728 if (dbif_txn_close(dbd, ret) != 0)
731 dbd_log(LOGSTD, "New CNID for '%s/%s': %u", cwdbuf, name, ntohl(db_cnid));
733 if (ADFILE_OK && ( ! (dbd_flags & DBD_FLAGS_SCAN))) {
734 dbd_log(LOGSTD, "Writing CNID data for '%s/%s' to AppleDouble file",
735 cwdbuf, name, ntohl(db_cnid));
737 if (ad_open(&ad, name, adflags | ADFLAGS_RDWR) != 0) {
738 dbd_log(LOGSTD, "Error opening AppleDouble file for '%s/%s': %s",
739 cwdbuf, name, strerror(errno));
742 ad_setid( &ad, st->st_dev, st->st_ino, db_cnid, did, stamp);
744 ad_close(&ad, ADFLAGS_HF);
749 dbd_log(LOGDEBUG, "CNID rebuild add '%s/%s' with CNID from ad-file %u",
750 cwdbuf, name, ntohl(ad_cnid));
752 ret = dbd_rebuild_add(dbd, &rqst, &rply);
753 if (dbif_txn_close(dbd, ret) != 0)
757 } else if ((db_cnid == 0) && (ad_cnid == 0)) {
758 /* No CNID at all, we clearly have to allocate a fresh one... */
759 /* Note: the next test will use this new CNID too! */
760 if ( ! (dbd_flags & DBD_FLAGS_SCAN)) {
762 ret = dbd_add(dbd, &rqst, &rply, 1);
763 if (dbif_txn_close(dbd, ret) != 0)
766 dbd_log(LOGSTD, "New CNID for '%s/%s': %u", cwdbuf, name, ntohl(db_cnid));
770 if ((ad_cnid == 0) && db_cnid) {
771 /* in db but zeroID in ad-file, write it to ad-file */
772 if (ADFILE_OK && ! (dbd_flags & DBD_FLAGS_SCAN)) {
773 dbd_log(LOGSTD, "Writing CNID data for '%s/%s' to AppleDouble file",
774 cwdbuf, name, ntohl(db_cnid));
776 if (ad_open(&ad, name, adflags | ADFLAGS_RDWR) != 0) {
777 dbd_log(LOGSTD, "Error opening AppleDouble file for '%s/%s': %s",
778 cwdbuf, name, strerror(errno));
781 ad_setid( &ad, st->st_dev, st->st_ino, db_cnid, did, stamp);
783 ad_close(&ad, ADFLAGS_HF);
792 This is called recursively for all dirs.
793 volroot=1 means we're in the volume root dir, 0 means we aren't.
794 We use this when checking for netatalk private folders like .AppleDB.
795 did is our parents CNID.
797 static int dbd_readdir(int volroot, cnid_t did)
799 int cwd, ret = 0, adfile_ok, addir_ok, encoding_ok;
804 static struct stat st; /* Save some stack space */
806 /* Check again for .AppleDouble folder, check_adfile also checks/creates it */
807 if ((addir_ok = check_addir(volroot)) != 0)
808 if ( ! (dbd_flags & DBD_FLAGS_SCAN))
809 /* Fatal on rebuild run, continue if only scanning ! */
812 /* Check AppleDouble files in AppleDouble folder, but only if it exists or could be created */
814 if ((read_addir()) != 0)
815 if ( ! (dbd_flags & DBD_FLAGS_SCAN))
816 /* Fatal on rebuild run, continue if only scanning ! */
819 if ((dp = opendir (".")) == NULL) {
820 dbd_log(LOGSTD, "Couldn't open the directory: %s",strerror(errno));
824 while ((ep = readdir (dp))) {
825 /* Check if we got a termination signal */
827 longjmp(jmp, 1); /* this jumps back to cmd_dbd_scanvol() */
829 /* Check if its "." or ".." */
830 if (DIR_DOT_OR_DOTDOT(ep->d_name))
833 /* Check for netatalk special folders e.g. ".AppleDB" or ".AppleDesktop" */
834 if ((name = check_netatalk_dirs(ep->d_name)) != NULL) {
836 dbd_log(LOGSTD, "Nested %s in %s", name, cwdbuf);
840 /* Check for special folders in volume root e.g. ".zfs" */
842 if ((name = check_special_dirs(ep->d_name)) != NULL) {
843 dbd_log(LOGSTD, "Ignoring special dir \"%s\"", name);
848 /* Skip .AppleDouble dir in this loop */
849 if (STRCMP(ep->d_name, == , ADv2_DIRNAME))
852 if ((ret = lstat(ep->d_name, &st)) < 0) {
853 dbd_log( LOGSTD, "Lost file while reading dir '%s/%s', probably removed: %s",
854 cwdbuf, ep->d_name, strerror(errno));
858 switch (st.st_mode & S_IFMT) {
863 dbd_log(LOGDEBUG, "Ignoring symlink %s/%s", cwdbuf, ep->d_name);
866 dbd_log(LOGSTD, "Bad filetype: %s/%s", cwdbuf, ep->d_name);
867 if ( ! (dbd_flags & DBD_FLAGS_SCAN)) {
868 if ((unlink(ep->d_name)) != 0) {
869 dbd_log(LOGSTD, "Error removing: %s/%s: %s", cwdbuf, ep->d_name, strerror(errno));
875 /**************************************************************************
877 **************************************************************************/
878 static unsigned long long statcount = 0;
885 if ((statcount % 10000) == 0) {
886 if (dbd_flags & DBD_FLAGS_STATS)
887 dbd_log(LOGSTD, "Scanned: %10llu, time: %10llu s",
888 statcount, (unsigned long long)(time(NULL) - t));
891 /**************************************************************************
893 **************************************************************************/
896 if ( -1 == (encoding_ok = check_name_encoding(ep->d_name)) ) {
897 /* If its a file: skipp all other tests now ! */
898 /* For dirs we could try to get a CNID for it and recurse, but currently I prefer not to */
902 /* Check for appledouble file, create if missing, but only if we have addir */
905 adfile_ok = check_adfile(ep->d_name, &st);
909 cnid = check_cnid(ep->d_name, did, &st, adfile_ok);
911 /* Now add this object to our rebuild dbd */
912 if (cnid && dbd_rebuild) {
913 static uint count = 0;
914 rqst.cnid = rply.cnid;
915 ret = dbd_rebuild_add(dbd_rebuild, &rqst, &rply);
916 if (dbif_txn_close(dbd_rebuild, ret) != 0)
918 if (rply.result != CNID_DBD_RES_OK) {
919 dbd_log( LOGSTD, "Fatal error adding CNID: %u for '%s/%s' to in-memory rebuild-db",
920 cnid, cwdbuf, ep->d_name);
924 if (count == 10000) {
925 if (dbif_txn_checkpoint(dbd_rebuild, 0, 0, 0) < 0) {
926 dbd_log(LOGSTD, "Error checkpointing!");
935 if (myvol->v_vfs_ea == AFPVOL_EA_AD)
936 check_eafiles(ep->d_name);
938 /**************************************************************************
940 **************************************************************************/
941 if (S_ISDIR(st.st_mode) && (cnid || nocniddb)) { /* If we have no cnid for it we cant recur */
943 strcat(cwdbuf, ep->d_name);
944 dbd_log( LOGDEBUG, "Entering directory: %s", cwdbuf);
945 if (-1 == (cwd = open(".", O_RDONLY))) {
946 dbd_log( LOGSTD, "Cant open directory '%s': %s", cwdbuf, strerror(errno));
949 if (0 != chdir(ep->d_name)) {
950 dbd_log( LOGSTD, "Cant chdir to directory '%s': %s", cwdbuf, strerror(errno));
955 ret = dbd_readdir(0, cnid);
959 *(strrchr(cwdbuf, '/')) = 0;
966 Use results of previous checks
968 if ((myvol->v_adouble == AD_VERSION_EA) && (dbd_flags & DBD_FLAGS_V2TOEA)) {
969 if (rmdir(ADv2_DIRNAME) != 0) {
974 dbd_log(LOGSTD, "Error removing adouble dir \"%s/%s\": %s", cwdbuf, ADv2_DIRNAME, strerror(errno));
983 static int scanvol(struct vol *vol, dbd_flags_t flags)
987 /* Make this stuff accessible from all funcs easily */
991 /* Run with umask 0 */
994 strcpy(cwdbuf, myvol->v_path);
995 chdir(myvol->v_path);
997 if ((myvol->v_adouble == AD_VERSION_EA) && (dbd_flags & DBD_FLAGS_V2TOEA)) {
998 if (lstat(".", &st) != 0)
1000 if (ad_convert(".", &st, vol, NULL) != 0) {
1005 dbd_log(LOGSTD, "Conversion error for \"%s\": %s", myvol->v_path, strerror(errno));
1011 /* Start recursion */
1012 if (dbd_readdir(1, htonl(2)) < 0) /* 2 = volumeroot CNID */
1019 Remove all CNIDs from dbd that are not in dbd_rebuild
1021 static void delete_orphaned_cnids(DBD *dbd, DBD *dbd_rebuild, dbd_flags_t flags)
1023 int ret = 0, deleted = 0;
1024 cnid_t dbd_cnid = 0, rebuild_cnid = 0;
1025 struct cnid_dbd_rqst rqst;
1026 struct cnid_dbd_rply rply;
1028 /* jump over rootinfo key */
1029 if ( dbif_idwalk(dbd, &dbd_cnid, 0) != 1)
1031 if ( dbif_idwalk(dbd_rebuild, &rebuild_cnid, 0) != 1)
1034 /* Get first id from dbd_rebuild */
1035 if ((dbif_idwalk(dbd_rebuild, &rebuild_cnid, 0)) == -1)
1038 /* Start main loop through dbd: get CNID from dbd */
1039 while ((dbif_idwalk(dbd, &dbd_cnid, 0)) == 1) {
1040 /* Check if we got a termination signal */
1042 longjmp(jmp, 1); /* this jumps back to cmd_dbd_scanvol() */
1044 if (deleted > 1000) {
1046 if (dbif_txn_checkpoint(dbd, 0, 0, 0) < 0) {
1047 dbd_log(LOGSTD, "Error checkpointing!");
1052 /* This should be the normal case: CNID is in both dbs */
1053 if (dbd_cnid == rebuild_cnid) {
1054 /* Get next CNID from rebuild db */
1055 if ((ret = dbif_idwalk(dbd_rebuild, &rebuild_cnid, 0)) == -1) {
1058 } else if (ret == 0) {
1059 /* end of rebuild_cnid, delete all remaining CNIDs from dbd */
1060 while ((dbif_idwalk(dbd, &dbd_cnid, 0)) == 1) {
1061 dbd_log(LOGSTD, "Orphaned CNID in database: %u", dbd_cnid);
1062 if ( ! (dbd_flags & DBD_FLAGS_SCAN)) {
1063 rqst.cnid = htonl(dbd_cnid);
1064 if ((ret = dbd_delete(dbd, &rqst, &rply, DBIF_CNID)) == -1) {
1065 dbd_log(LOGSTD, "Error deleting CNID %u", dbd_cnid);
1066 (void)dbif_txn_abort(dbd);
1070 if (dbif_txn_close(dbd, ret) != 0)
1074 /* Check if we got a termination signal */
1076 longjmp(jmp, 1); /* this jumps back to cmd_dbd_scanvol() */
1080 /* Normal case (ret=1): continue while loop */
1084 if (dbd_cnid < rebuild_cnid) {
1085 /* CNID is orphaned -> delete */
1086 dbd_log(LOGSTD, "One orphaned CNID in database: %u.", dbd_cnid);
1087 if ( ! (dbd_flags & DBD_FLAGS_SCAN)) {
1088 rqst.cnid = htonl(dbd_cnid);
1089 if ((ret = dbd_delete(dbd, &rqst, &rply, DBIF_CNID)) == -1) {
1090 dbd_log(LOGSTD, "Error deleting CNID %u", dbd_cnid);
1091 (void)dbif_txn_abort(dbd);
1094 if (dbif_txn_close(dbd, ret) != 0)
1101 if (dbd_cnid > rebuild_cnid) {
1102 dbif_idwalk(dbd, NULL, 1); /* Close cursor */
1103 dbif_idwalk(dbd_rebuild, NULL, 1); /* Close cursor */
1104 (void)dbif_txn_close(dbd, 2);
1105 (void)dbif_txn_close(dbd_rebuild, 2);
1106 dbd_log(LOGSTD, "Ghost CNID: %u. This is fatal! Dumping rebuild db:\n", rebuild_cnid);
1107 dbif_dump(dbd_rebuild, 0);
1108 dbd_log(LOGSTD, "Send this dump and a `dbd -d ...` dump to the Netatalk Dev team!");
1111 } /* while ((dbif_idwalk(dbd, &dbd_cnid, 0)) == 1) */
1114 dbif_idwalk(dbd, NULL, 1); /* Close cursor */
1115 dbif_idwalk(dbd_rebuild, NULL, 1); /* Close cursor */
1119 static const char *get_tmpdb_path(void)
1121 pid_t pid = getpid();
1122 static char path[MAXPATHLEN];
1123 snprintf(path, MAXPATHLEN, "/tmp/tmpdb-dbd.%u", pid);
1124 if (mkdir(path, 0755) != 0)
1130 Main func called from cmd_dbd.c
1132 int cmd_dbd_scanvol(DBD *dbd_ref, struct vol *vol, dbd_flags_t flags)
1135 struct db_param db_param = { 0 };
1136 const char *tmpdb_path = NULL;
1138 /* Set cachesize for in-memory rebuild db */
1139 db_param.cachesize = 64 * 1024; /* 64 MB */
1140 db_param.maxlocks = DEFAULT_MAXLOCKS;
1141 db_param.maxlockobjs = DEFAULT_MAXLOCKOBJS;
1142 db_param.logfile_autoremove = 1;
1144 /* Make it accessible for all funcs */
1147 /* We only support unicode volumes ! */
1148 if (vol->v_volcharset != CH_UTF8) {
1149 dbd_log( LOGSTD, "Not a Unicode volume: %s, %u != %u", vol->v_volcodepage, vol->v_volcharset, CH_UTF8);
1153 /* Get volume stamp */
1154 dbd_getstamp(dbd, &rqst, &rply);
1155 if (rply.result != CNID_DBD_RES_OK) {
1159 memcpy(stamp, rply.name, CNID_DEV_LEN);
1161 /* temporary rebuild db, used with -re rebuild to delete unused CNIDs, not used with -f */
1162 if (! nocniddb && (flags & DBD_FLAGS_EXCL) && !(flags & DBD_FLAGS_FORCE)) {
1163 tmpdb_path = get_tmpdb_path();
1164 if (NULL == (dbd_rebuild = dbif_init(tmpdb_path, "cnid2.db"))) {
1169 if (dbif_env_open(dbd_rebuild,
1171 DB_CREATE | DB_INIT_LOCK | DB_INIT_LOG | DB_INIT_MPOOL | DB_INIT_TXN) < 0) {
1172 dbd_log(LOGSTD, "error opening tmp database!");
1176 if (0 != (dbif_open(dbd_rebuild, NULL, 0))) {
1181 if (0 != (dbif_copy_rootinfokey(dbd, dbd_rebuild))) {
1187 if (setjmp(jmp) != 0) {
1188 ret = 0; /* Got signal, jump from dbd_readdir */
1193 if ((scanvol(vol, flags)) != 0) {
1200 if (dbif_txn_close(dbd, ret == 0 ? 1 : 0) != 0)
1203 if (dbif_txn_close(dbd_rebuild, ret == 0 ? 1 : 0) != 0)
1205 if ((ret == 0) && dbd_rebuild && (flags & DBD_FLAGS_EXCL) && !(flags & DBD_FLAGS_FORCE))
1206 /* We can only do this in exclusive mode, otherwise we might delete CNIDs added from
1207 other clients in between our pass 1 and 2 */
1208 delete_orphaned_cnids(dbd, dbd_rebuild, flags);
1212 dbd_log(LOGDEBUG, "Closing tmp db");
1213 dbif_close(dbd_rebuild);
1216 char cmd[8 + MAXPATHLEN];
1217 snprintf(cmd, 8 + MAXPATHLEN, "rm -f %s/*", tmpdb_path);
1218 dbd_log( LOGDEBUG, "Removing temp database '%s'", tmpdb_path);
1220 snprintf(cmd, 8 + MAXPATHLEN, "rmdir %s", tmpdb_path);