2 * Copyright (c) 1990,1993 Regents of The University of Michigan.
3 * All Rights Reserved. See COPYRIGHT.
8 #endif /* HAVE_CONFIG_H */
18 #include <sys/param.h>
19 #include <sys/socket.h>
20 #include <netinet/in.h>
21 #include <arpa/inet.h>
25 #include <atalk/dsi.h>
26 #include <atalk/adouble.h>
27 #include <atalk/afp.h>
28 #include <atalk/util.h>
29 #include <atalk/volinfo.h>
30 #include <atalk/logger.h>
31 #include <atalk/vfs.h>
32 #include <atalk/uuid.h>
34 #include <atalk/bstrlib.h>
35 #include <atalk/bstradd.h>
36 #include <atalk/ftw.h>
37 #include <atalk/globals.h>
38 #include <atalk/fce_api.h>
39 #include <atalk/errchk.h>
40 #include <atalk/iniparser.h>
41 #include <atalk/unix.h>
44 #include <atalk/cnid.h>
47 #include "directory.h"
56 extern int afprun(int root, char *cmd, int *outfd);
59 struct vol *current_vol; /* last volume from getvolbyvid() */
61 static struct vol *Volumes = NULL;
62 static uint16_t lastvid = 0;
63 static char *Trash = "\02\024Network Trash Folder";
65 #define VOLOPT_ALLOW 0 /* user allow list */
66 #define VOLOPT_DENY 1 /* user deny list */
67 #define VOLOPT_RWLIST 2 /* user rw list */
68 #define VOLOPT_ROLIST 3 /* user ro list */
69 #define VOLOPT_PASSWORD 4 /* volume password */
70 #define VOLOPT_CASEFOLD 5 /* character case mangling */
71 #define VOLOPT_FLAGS 6 /* various flags */
72 #define VOLOPT_DBPATH 7 /* path to database */
73 #define VOLOPT_LIMITSIZE 8 /* Limit the size of the volume */
75 #define VOLOPT_VETO 10 /* list of veto filespec */
76 #define VOLOPT_PREEXEC 11 /* preexec command */
77 #define VOLOPT_ROOTPREEXEC 12 /* root preexec command */
78 #define VOLOPT_POSTEXEC 13 /* postexec command */
79 #define VOLOPT_ROOTPOSTEXEC 14 /* root postexec command */
80 #define VOLOPT_ENCODING 15 /* mac encoding (pre OSX)*/
81 #define VOLOPT_MACCHARSET 16
82 #define VOLOPT_CNIDSCHEME 17
83 #define VOLOPT_ADOUBLE 18 /* adouble version */
84 /* Usable slot: 19/20 */
85 #define VOLOPT_UMASK 21
86 #define VOLOPT_ALLOWED_HOSTS 22
87 #define VOLOPT_DENIED_HOSTS 23
88 #define VOLOPT_DPERM 24 /* dperm default directories perms */
89 #define VOLOPT_FPERM 25 /* fperm default files perms */
90 #define VOLOPT_DFLTPERM 26 /* perm */
91 #define VOLOPT_EA_VFS 27 /* Extended Attributes vfs indirection */
92 #define VOLOPT_CNIDSERVER 28 /* CNID Server ip address*/
93 #define VOLOPT_CNIDPORT 30 /* CNID server tcp port */
95 #define VOLOPT_MAX 31 /* <== IMPORTANT !!!!!! */
96 #define VOLOPT_NUM (VOLOPT_MAX + 1)
105 typedef struct _special_folder {
112 static const _special_folder special_folders[] = {
113 {"Network Trash Folder", 1, 0777, 1},
114 {".AppleDesktop", 1, 0777, 0},
117 /* Forward declarations */
118 static void handle_special_folders (const struct vol *);
119 static void deletevol(struct vol *vol);
120 static void volume_free(struct vol *vol);
121 static void check_ea_support(struct vol *vol);
122 static char *get_vol_uuid(const AFPObj *obj, const char *volname);
124 static void volfree(struct vol_option *options, const struct vol_option *save)
129 for (i = 0; i < VOLOPT_MAX; i++) {
130 if (options[i].c_value && (options[i].c_value != save[i].c_value))
131 free(options[i].c_value);
134 for (i = 0; i < VOLOPT_MAX; i++) {
135 if (options[i].c_value)
136 free(options[i].c_value);
142 #define is_var(a, b) (strncmp((a), (b), 2) == 0)
145 * Handle variable substitutions. here's what we understand:
146 * $b -> basename of path
147 * $c -> client ip/appletalk address
148 * $d -> volume pathname on server
149 * $f -> full name (whatever's in the gecos field)
152 * $i -> client ip/appletalk address without port
153 * $s -> server name (hostname if it doesn't exist)
154 * $u -> username (guest is usually nobody)
155 * $v -> volume name or basename if null
158 * This get's called from readvolfile with
159 * path = NULL, volname = NULL for xlating the volumes path
160 * path = path, volname = NULL for xlating the volumes name
161 * ... and from volumes options parsing code when xlating eg dbpath with
162 * path = path, volname = volname
164 * Using this information we can reject xlation of any variable depeninding on a login
165 * context which is not given in the afp master, where we must evaluate this whole stuff
166 * too for the Zeroconf announcements.
168 static char *volxlate(AFPObj *obj,
181 int xlatevolname = 0;
183 if (parent_or_child == 0)
186 if (path && !volname)
194 dest = calloc(destlen +1, 1);
200 strlcpy(dest, src, destlen +1);
201 if ((p = strchr(src, '$')) == NULL) /* nothing to do */
204 /* first part of the path. just forward to the next variable. */
205 len = MIN((size_t)(p - src), destlen);
211 while (p && destlen > 0) {
212 /* now figure out what the variable is */
214 if (is_var(p, "$b")) {
215 if (afpmaster && xlatevolname)
218 if ((q = strrchr(path, '/')) == NULL)
220 else if (*(q + 1) != '\0')
223 } else if (is_var(p, "$c")) {
224 if (afpmaster && xlatevolname)
227 len = sprintf(dest, "%s:%u",
228 getip_string((struct sockaddr *)&dsi->client),
229 getip_port((struct sockaddr *)&dsi->client));
232 } else if (is_var(p, "$d")) {
233 if (afpmaster && xlatevolname)
236 } else if (pwd && is_var(p, "$f")) {
237 if (afpmaster && xlatevolname)
239 if ((r = strchr(pwd->pw_gecos, ',')))
242 } else if (pwd && is_var(p, "$g")) {
243 if (afpmaster && xlatevolname)
245 struct group *grp = getgrgid(pwd->pw_gid);
248 } else if (is_var(p, "$h")) {
249 q = obj->options.hostname;
250 } else if (is_var(p, "$i")) {
251 if (afpmaster && xlatevolname)
254 q = getip_string((struct sockaddr *)&dsi->client);
255 } else if (is_var(p, "$s")) {
256 q = obj->options.hostname;
257 } else if (obj->username && is_var(p, "$u")) {
258 if (afpmaster && xlatevolname)
261 if ( obj->options.ntseparator && (sep = strchr(obj->username, obj->options.ntseparator[0])) != NULL)
265 } else if (is_var(p, "$v")) {
266 if (afpmaster && xlatevolname)
272 if ((q = strrchr(path, '/')) == NULL)
274 else if (*(q + 1) != '\0')
277 } else if (is_var(p, "$$")) {
282 /* copy the stuff over. if we don't understand something that we
283 * should, just skip it over. */
285 len = MIN(p == q ? 2 : strlen(q), destlen);
286 strncpy(dest, q, len);
291 /* stuff up to next $ */
293 p = strchr(src, '$');
294 len = p ? MIN((size_t)(p - src), destlen) : destlen;
296 strncpy(dest, src, len);
304 /* -------------------- */
305 static void setoption(struct vol_option *options, const struct vol_option *save, int opt, const char *val)
307 if (options[opt].c_value && (!save || options[opt].c_value != save[opt].c_value))
308 free(options[opt].c_value);
309 options[opt].c_value = strdup(val);
312 /* Parse iniconfig and initalize volume options */
313 static void volset(const dictionary *conf, const char *vol, struct vol_option *options, const struct vol_option *save)
318 if (val = iniparser_getstring(conf, vol, "allow", NULL))
319 setoption(options, save, VOLOPT_ALLOW, val);
321 if (val = iniparser_getstring(conf, vol, "deny", NULL))
322 setoption(options, save, VOLOPT_DENY, val);
324 if (val = iniparser_getstring(conf, vol, "rwlist", NULL))
325 setoption(options, save, VOLOPT_RWLIST, val);
327 if (val = iniparser_getstring(conf, vol, "rolist", NULL))
328 setoption(options, save, VOLOPT_ROLIST, val);
330 if (val = iniparser_getstring(conf, vol, "volcharset", NULL))
331 setoption(options, save, VOLOPT_ENCODING, val);
333 if (val = iniparser_getstring(conf, vol, "maccharset", NULL))
334 setoption(options, save, VOLOPT_MACCHARSET, val);
336 if (val = iniparser_getstring(conf, vol, "veto", NULL))
337 setoption(options, save, VOLOPT_VETO, val);
339 if (val = iniparser_getstring(conf, vol, "cnidscheme", NULL))
340 setoption(options, save, VOLOPT_CNIDSCHEME, val);
342 if (val = iniparser_getstring(conf, vol, "dbpath", NULL))
343 setoption(options, save, VOLOPT_DBPATH, val);
345 if (val = iniparser_getstring(conf, vol, "password", NULL))
346 setoption(options, save, VOLOPT_PASSWORD, val);
348 if (val = iniparser_getstring(conf, vol, "root_preexec", NULL))
349 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
351 if (val = iniparser_getstring(conf, vol, "preexec", NULL))
352 setoption(options, save, VOLOPT_PREEXEC, val);
354 if (val = iniparser_getstring(conf, vol, "root_postexec", NULL))
355 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
357 if (val = iniparser_getstring(conf, vol, "postexec", NULL))
358 setoption(options, save, VOLOPT_POSTEXEC, val);
360 if (val = iniparser_getstring(conf, vol, "allowed_hosts", NULL))
361 setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
363 if (val = iniparser_getstring(conf, vol, "denied_hosts", NULL))
364 setoption(options, save, VOLOPT_DENIED_HOSTS, val);
366 if (val = iniparser_getstring(conf, vol, "umask", NULL))
367 options[VOLOPT_UMASK].i_value = (int)strtol(val, NULL, 8);
369 if (val = iniparser_getstring(conf, vol, "dperm", NULL))
370 options[VOLOPT_DPERM].i_value = (int)strtol(val, NULL, 8);
372 if (val = iniparser_getstring(conf, vol, "fperm", NULL))
373 options[VOLOPT_FPERM].i_value = (int)strtol(val, NULL, 8);
375 if (val = iniparser_getstring(conf, vol, "perm", NULL))
376 options[VOLOPT_DFLTPERM].i_value = (int)strtol(val, NULL, 8);
378 if (val = iniparser_getstring(conf, vol, "volsizelimit", NULL))
379 options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val, NULL, 10);
381 if (val = iniparser_getstring(conf, vol, "casefold", NULL)) {
382 if (strcasecmp(val, "tolower") == 0)
383 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMLOWER;
384 else if (strcasecmp(val, "toupper") == 0)
385 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMUPPER;
386 else if (strcasecmp(val, "xlatelower") == 0)
387 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UUPPERMLOWER;
388 else if (strcasecmp(val, "xlateupper") == 0)
389 options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER;
392 if (val = iniparser_getstring(conf, vol, "adouble", NULL)) {
393 if (strcasecmp(val, "v2") == 0)
394 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
395 else if (strcasecmp(val, "ea") == 0)
396 options[VOLOPT_ADOUBLE].i_value = AD_VERSION_EA;
399 if (val = iniparser_getstring(conf, vol, "ea", NULL)) {
400 if (strcasecmp(val, "ad") == 0)
401 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
402 else if (strcasecmp(val, "sys") == 0)
403 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
404 else if (strcasecmp(val, "none") == 0)
405 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
408 if (p = iniparser_getstrdup(conf, vol, "cnidserver", NULL)) {
409 if (q = strrchr(val, ':')) {
411 setoption(options, save, VOLOPT_CNIDPORT, q + 1);
413 setoption(options, save, VOLOPT_CNIDSERVER, p);
414 LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
415 vol, p, q ? q + 1 : "4700");
419 if (q = iniparser_getstrdup(conf, vol, "options", NULL)) {
420 if (p = strtok(q, ",")) {
422 if (strcasecmp(p, "ro") == 0)
423 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
424 else if (strcasecmp(p, "nohex") == 0)
425 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
426 else if (strcasecmp(p, "nousedots") == 0)
427 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_USEDOTS;
428 else if (strcasecmp(p, "invisibledots") == 0)
429 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
430 else if (strcasecmp(p, "nostat") == 0)
431 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
432 else if (strcasecmp(p, "preexec_close") == 0)
433 options[VOLOPT_PREEXEC].i_value = 1;
434 else if (strcasecmp(p, "root_preexec_close") == 0)
435 options[VOLOPT_ROOTPREEXEC].i_value = 1;
436 else if (strcasecmp(p, "noupriv") == 0)
437 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_UNIX_PRIV;
438 else if (strcasecmp(p, "nodev") == 0)
439 options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
440 else if (strcasecmp(p, "caseinsensitive") == 0)
441 options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
442 else if (strcasecmp(p, "illegalseq") == 0)
443 options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
444 else if (strcasecmp(p, "tm") == 0)
445 options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
446 else if (strcasecmp(p, "searchdb") == 0)
447 options[VOLOPT_FLAGS].i_value |= AFPVOL_SEARCHDB;
448 else if (strcasecmp(p, "nonetids") == 0)
449 options[VOLOPT_FLAGS].i_value |= AFPVOL_NONETIDS;
450 else if (strcasecmp(p, "noacls") == 0)
451 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_ACLS;
452 else if (strcasecmp(p, "nov2toeaconv") == 0)
453 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOV2TOEACONV;
454 p = strtok(NULL, ",");
461 /* ----------------- */
462 static void showvol(const ucs2_t *name)
465 for ( volume = Volumes; volume; volume = volume->v_next ) {
466 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
473 /* ------------------------------- */
474 static int creatvol(AFPObj *obj, struct passwd *pwd,
475 char *path, char *name,
476 struct vol_option *options)
479 int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
481 char tmpname[AFPVOL_U8MNAMELEN+1];
482 ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
483 char suffix[6]; /* max is #FFFF */
486 LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
488 if ( name == NULL || *name == '\0' ) {
489 if ((name = strrchr( path, '/' )) == NULL) {
490 return -1; /* Obviously not a fully qualified path */
493 /* if you wish to share /, you need to specify a name. */
498 /* suffix for mangling use (lastvid + 1) */
499 /* because v_vid has not been decided yet. */
500 suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
502 vlen = strlen( name );
504 /* Unicode Volume Name */
505 /* Firstly convert name from unixcharset to UTF8-MAC */
507 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
509 strcpy(tmpname, "???");
513 /* Do we have to mangle ? */
514 if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
515 if (tmpvlen + suffixlen > obj->options.volnamelen) {
517 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
518 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
520 strcat(tmpname, suffix);
521 tmpvlen = strlen(tmpname);
524 /* Secondly convert name from UTF8-MAC to UCS2 */
525 if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
528 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
530 /* Maccharset Volume Name */
531 /* Firsty convert name from unixcharset to maccharset */
533 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
535 strcpy(tmpname, "???");
539 /* Do we have to mangle ? */
540 if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
541 if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
543 tmpvlen = convert_charset(obj->options.unixcharset,
544 obj->options.maccharset,
549 AFPVOL_MACNAMELEN - suffixlen,
551 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
553 strcat(tmpname, suffix);
554 tmpvlen = strlen(tmpname);
557 /* Secondly convert name from maccharset to UCS2 */
558 if ( 0 >= ( macvlen = convert_string(obj->options.maccharset,
563 AFPVOL_U8MNAMELEN*2)) )
566 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
568 /* check duplicate */
569 for ( volume = Volumes; volume; volume = volume->v_next ) {
570 if ((utf8_encoding() && (strcasecmp_w(volume->v_u8mname, u8mtmpname) == 0))
572 (!utf8_encoding() && (strcasecmp_w(volume->v_macname, mactmpname) == 0))) {
573 LOG (log_error, logtype_afpd,
574 "Duplicate volume name, check AppleVolumes files: previous: \"%s\", new: \"%s\"",
575 volume->v_localname, name);
576 if (volume->v_deleted) {
577 volume->v_new = hide = 1;
580 return -1; /* Won't be able to access it, anyway... */
585 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
586 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
589 if ( NULL == ( volume->v_localname = strdup(name))) {
590 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
595 if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
596 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
601 if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
602 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
607 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
608 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
614 volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
615 volume->v_hide = hide;
616 strcpy( volume->v_path, path );
620 #endif /* __svr4__ */
621 /* os X start at 1 and use network order ie. 1 2 3 */
622 volume->v_vid = ++lastvid;
623 volume->v_vid = htons(volume->v_vid);
625 if (!check_vol_acl_support(volume)) {
626 LOG(log_debug, logtype_afpd, "creatvol(\"%s\"): disabling ACL support", volume->v_path);
627 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_ACLS;
633 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
634 volume->v_flags |= options[VOLOPT_FLAGS].i_value;
636 if (options[VOLOPT_EA_VFS].i_value)
637 volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
639 volume->v_ad_options = 0;
640 if ((volume->v_flags & AFPVOL_NODEV))
641 volume->v_ad_options |= ADVOL_NODEV;
642 if ((volume->v_flags & AFPVOL_UNIX_PRIV))
643 volume->v_ad_options |= ADVOL_UNIXPRIV;
644 if ((volume->v_flags & AFPVOL_INV_DOTS))
645 volume->v_ad_options |= ADVOL_INVDOTS;
647 if (options[VOLOPT_PASSWORD].c_value)
648 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
650 if (options[VOLOPT_VETO].c_value)
651 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
653 if (options[VOLOPT_ENCODING].c_value)
654 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
656 if (options[VOLOPT_MACCHARSET].c_value)
657 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
659 if (options[VOLOPT_DBPATH].c_value)
660 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
662 if (options[VOLOPT_CNIDSCHEME].c_value)
663 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
665 if (options[VOLOPT_CNIDSERVER].c_value)
666 volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
668 if (options[VOLOPT_CNIDPORT].c_value)
669 volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
671 if (options[VOLOPT_UMASK].i_value)
672 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
674 if (options[VOLOPT_DPERM].i_value)
675 volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
677 if (options[VOLOPT_FPERM].i_value)
678 volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
680 if (options[VOLOPT_DFLTPERM].i_value)
681 volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
683 if (options[VOLOPT_ADOUBLE].i_value)
684 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
686 volume->v_adouble = AD_VERSION;
688 if (options[VOLOPT_LIMITSIZE].i_value)
689 volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
691 /* Mac to Unix conversion flags*/
692 volume->v_mtou_flags = 0;
693 if (!(volume->v_flags & AFPVOL_NOHEX))
694 volume->v_mtou_flags |= CONV_ESCAPEHEX;
695 if (!(volume->v_flags & AFPVOL_USEDOTS))
696 volume->v_mtou_flags |= CONV_ESCAPEDOTS;
697 if ((volume->v_flags & AFPVOL_EILSEQ))
698 volume->v_mtou_flags |= CONV__EILSEQ;
700 if ((volume->v_casefold & AFPVOL_MTOUUPPER))
701 volume->v_mtou_flags |= CONV_TOUPPER;
702 else if ((volume->v_casefold & AFPVOL_MTOULOWER))
703 volume->v_mtou_flags |= CONV_TOLOWER;
705 /* Unix to Mac conversion flags*/
706 volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
707 if ((volume->v_casefold & AFPVOL_UTOMUPPER))
708 volume->v_utom_flags |= CONV_TOUPPER;
709 else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
710 volume->v_utom_flags |= CONV_TOLOWER;
712 if ((volume->v_flags & AFPVOL_EILSEQ))
713 volume->v_utom_flags |= CONV__EILSEQ;
715 if (options[VOLOPT_PREEXEC].c_value)
716 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
717 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
719 if (options[VOLOPT_POSTEXEC].c_value)
720 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
722 if (options[VOLOPT_ROOTPREEXEC].c_value)
723 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
724 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
726 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
727 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
729 volume->v_dperm |= volume->v_perm;
730 volume->v_fperm |= volume->v_perm;
732 /* Check EA support on volume */
733 if (volume->v_vfs_ea == AFPVOL_EA_AUTO || volume->v_adouble == AD_VERSION_EA)
734 check_ea_support(volume);
737 /* get/store uuid from file in afpd master*/
738 if ((parent_or_child == 0) && (volume->v_flags & AFPVOL_TM)) {
739 char *uuid = get_vol_uuid(obj, volume->v_localname);
741 LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
742 volume->v_localname);
744 volume->v_uuid = uuid;
745 LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
746 volume->v_localname, volume->v_uuid);
750 volume->v_next = Volumes;
755 /* ---------------- */
756 static char *myfgets( char *buf, int size, FILE *fp)
762 while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
763 if ( c == '\n' || c == '\r' ) {
764 if (p != buf && *(p -1) == '\\') {
786 /* check access list. this function wants something of the following
788 * @group,name,name2,@group2,name3
790 * a NULL argument allows everybody to have access.
791 * we return three things:
793 * 0: list exists, but name isn't in it
797 #ifndef NO_REAL_USER_NAME
798 /* authentication is case insensitive
799 * FIXME should we do the same with group name?
801 #define access_strcmp strcasecmp
804 #define access_strcmp strcmp
808 static int accessvol(const char *args, const char *name)
810 char buf[MAXPATHLEN + 1], *p;
816 strlcpy(buf, args, sizeof(buf));
817 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
821 if (*p == '@') { /* it's a group */
822 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
824 } else if (access_strcmp(p, name) == 0) /* it's a user name */
826 p = strtok(NULL, ",");
832 static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
835 char buf[MAXPATHLEN + 1], *p, *b;
837 struct sockaddr_storage client;
842 strlcpy(buf, args, sizeof(buf));
843 if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
848 char *ipaddr, *mask_char;
849 struct addrinfo hints, *ai;
851 ipaddr = strtok(p, "/");
852 mask_char = strtok(NULL,"/");
854 /* Get address from string with getaddrinfo */
855 memset(&hints, 0, sizeof hints);
856 hints.ai_family = AF_UNSPEC;
857 hints.ai_socktype = SOCK_STREAM;
858 if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
859 LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
864 if (mask_char != NULL)
865 mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
867 if (ai->ai_family == AF_INET) /* IPv4 */
873 /* Apply mask to addresses */
874 client = dsi->client;
875 apply_ip_mask((struct sockaddr *)&client, mask_int);
876 apply_ip_mask(ai->ai_addr, mask_int);
878 if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
879 if (type == VOLOPT_DENIED_HOSTS)
880 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
881 getip_string((struct sockaddr *)&client), volname);
888 p = strtok_r(NULL, ",", &b);
891 if (type == VOLOPT_ALLOWED_HOSTS)
892 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
893 getip_string((struct sockaddr *)&dsi->client), volname);
897 /* ----------------------
899 static int volfile_changed(struct afp_options *p)
903 if (!stat(p->configfile, &st) && st.st_mtime > p->volfile.mtime) {
904 p->volfile.mtime = st.st_mtime;
910 static int vol_section(const char *sec)
912 if (STRCMP(sec, ==, INISEC_GLOBAL))
914 if (STRCMP(sec, ==, INISEC_AFP))
916 if (STRCMP(sec, ==, INISEC_CNID))
921 /* ----------------------
922 * Read volumes from iniconfig and add the volumes contained within to
923 * the global volume list. This gets called from the forked afpd childs.
924 * The master now reads this too for Zeroconf announcements.
926 static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, struct passwd *pwent)
928 char path[MAXPATHLEN + 1];
929 char volname[AFPVOL_U8MNAMELEN + 1];
930 char tmp[MAXPATHLEN + 1];
936 struct vol_option save_options[VOLOPT_NUM];
937 struct vol_option default_options[VOLOPT_NUM];
938 struct vol_option options[VOLOPT_NUM];
940 LOG(log_debug, logtype_afpd, "readvolfile: BEGIN");
942 memset(default_options, 0, sizeof(default_options));
944 /* Enable some default options for all volumes */
945 default_options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_UNIX_PRIV;
947 default_options[VOLOPT_FLAGS].i_value |= AFPVOL_ACLS;
949 default_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
950 default_options[VOLOPT_UMASK].i_value = obj->options.umask;
951 memcpy(save_options, default_options, sizeof(options));
953 int secnum = iniparser_getnsec(obj->iniconfig);
954 LOG(log_debug, logtype_afpd, "readvolfile: sections: %d", secnum);
957 for (i = 0; i < secnum; i++) {
958 secname = iniparser_getsecname(obj->iniconfig, i);
959 if (!vol_section(secname))
962 strlcpy(volname, secname, AFPVOL_U8MNAMELEN);
963 LOG(log_debug, logtype_afpd, "readvolfile: volume: %s", volname);
965 if ((p = iniparser_getstrdup(obj->iniconfig, secname, "path", NULL)) == NULL)
967 strlcpy(path, p, MAXPATHLEN);
971 if (!pwent && obj->username)
972 pwent = getpwnam(obj->username);
974 if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
977 memcpy(options, default_options, sizeof(options));
978 volset(obj->iniconfig, secname, options, default_options);
980 /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
981 allow -> either no list (-1), or in list (1)
982 deny -> either no list (-1), or not in list (0) */
983 if (parent_or_child == 0
985 (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
986 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
987 hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
988 (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
990 /* handle read-only behaviour. semantics:
991 * 1) neither the rolist nor the rwlist exist -> rw
992 * 2) rolist exists -> ro if user is in it.
993 * 3) rwlist exists -> ro unless user is in it. */
994 if (parent_or_child == 1
996 ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
998 ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
999 !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
1000 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
1002 /* do variable substitution for volname */
1003 if (volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path, NULL) == NULL) {
1004 volfree(options, default_options);
1008 creatvol(obj, pwent, path, tmp, options);
1010 volfree(options, default_options);
1012 volfree(save_options, NULL);
1017 /* ------------------------------- */
1018 static void volume_free(struct vol *vol)
1020 free(vol->v_localname);
1021 vol->v_localname = NULL;
1022 free(vol->v_u8mname);
1023 vol->v_u8mname = NULL;
1024 free(vol->v_macname);
1025 vol->v_macname = NULL;
1027 free(vol->v_password);
1029 free(vol->v_volcodepage);
1030 free(vol->v_maccodepage);
1031 free(vol->v_cnidscheme);
1032 free(vol->v_dbpath);
1038 /* ------------------------------- */
1039 static void free_volumes(void )
1042 struct vol *nvol, *ovol;
1044 for ( vol = Volumes; vol; vol = vol->v_next ) {
1045 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1052 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1055 if (vol->v_localname == NULL) {
1056 if (Volumes == vol) {
1061 ovol->v_next = nvol;
1071 /* ------------------------------- */
1072 static void volume_unlink(struct vol *volume)
1074 struct vol *vol, *ovol, *nvol;
1076 if (volume == Volumes) {
1077 Volumes = Volumes->v_next;
1080 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1083 if (vol == volume) {
1084 ovol->v_next = nvol;
1093 * Read band-size info from Info.plist XML file of an TM sparsebundle
1095 * @param path (r) path to Info.plist file
1096 * @return band-size in bytes, -1 on error
1098 static long long int get_tm_bandsize(const char *path)
1103 long long int bandsize = -1;
1105 EC_NULL_LOGSTR( file = fopen(path, "r"),
1106 "get_tm_bandsize(\"%s\"): %s",
1107 path, strerror(errno) );
1109 while (fgets(buf, sizeof(buf), file) != NULL) {
1110 if (strstr(buf, "band-size") == NULL)
1113 if (fscanf(file, " <integer>%lld</integer>", &bandsize) != 1) {
1114 LOG(log_error, logtype_afpd, "get_tm_bandsize(\"%s\"): can't parse band-size", path);
1123 LOG(log_debug, logtype_afpd, "get_tm_bandsize(\"%s\"): bandsize: %lld", path, bandsize);
1128 * Return number on entries in a directory
1130 * @param path (r) path to dir
1131 * @return number of entries, -1 on error
1133 static long long int get_tm_bands(const char *path)
1136 long long int count = 0;
1138 const struct dirent *entry;
1140 EC_NULL( dir = opendir(path) );
1142 while ((entry = readdir(dir)) != NULL)
1144 count -= 2; /* All OSens I'm aware of return "." and "..", so just substract them, avoiding string comparison in loop */
1155 * Calculate used size of a TimeMachine volume
1157 * This assumes that the volume is used only for TimeMachine.
1159 * 1) readdir(path of volume)
1160 * 2) for every element that matches regex "\(.*\)\.sparsebundle$" :
1161 * 3) parse "\1.sparsebundle/Info.plist" and read the band-size XML key integer value
1162 * 4) readdir "\1.sparsebundle/bands/" counting files
1163 * 5) calculate used size as: (file_count - 1) * band-size
1165 * The result of the calculation is returned in "volume->v_tm_used".
1166 * "volume->v_appended" gets reset to 0.
1167 * "volume->v_tm_cachetime" is updated with the current time from time(NULL).
1169 * "volume->v_tm_used" is cached for TM_USED_CACHETIME seconds and updated by
1170 * "volume->v_appended". The latter is increased by X every time the client
1171 * appends X bytes to a file (in fork.c).
1173 * @param vol (rw) volume to calculate
1174 * @return 0 on success, -1 on error
1176 #define TM_USED_CACHETIME 60 /* cache for 60 seconds */
1177 static int get_tm_used(struct vol * restrict vol)
1180 long long int bandsize;
1182 bstring infoplist = NULL;
1183 bstring bandsdir = NULL;
1185 const struct dirent *entry;
1189 time_t now = time(NULL);
1191 if (vol->v_tm_cachetime
1192 && ((vol->v_tm_cachetime + TM_USED_CACHETIME) >= now)) {
1193 if (vol->v_tm_used == -1)
1195 vol->v_tm_used += vol->v_appended;
1196 vol->v_appended = 0;
1197 LOG(log_debug, logtype_afpd, "getused(\"%s\"): cached: %" PRIu64 " bytes",
1198 vol->v_path, vol->v_tm_used);
1202 vol->v_tm_cachetime = now;
1204 EC_NULL( dir = opendir(vol->v_path) );
1206 while ((entry = readdir(dir)) != NULL) {
1207 if (((p = strstr(entry->d_name, "sparsebundle")) != NULL)
1208 && (strlen(entry->d_name) == (p + strlen("sparsebundle") - entry->d_name))) {
1210 EC_NULL_LOG( infoplist = bformat("%s/%s/%s", vol->v_path, entry->d_name, "Info.plist") );
1212 if ((bandsize = get_tm_bandsize(cfrombstr(infoplist))) == -1)
1215 EC_NULL_LOG( bandsdir = bformat("%s/%s/%s/", vol->v_path, entry->d_name, "bands") );
1217 if ((links = get_tm_bands(cfrombstr(bandsdir))) == -1)
1220 used += (links - 1) * bandsize;
1221 LOG(log_debug, logtype_afpd, "getused(\"%s\"): bands: %" PRIu64 " bytes",
1222 cfrombstr(bandsdir), used);
1226 vol->v_tm_used = used;
1230 bdestroy(infoplist);
1236 LOG(log_debug, logtype_afpd, "getused(\"%s\"): %" PRIu64 " bytes", vol->v_path, vol->v_tm_used);
1241 static int getvolspace(struct vol *vol,
1242 uint32_t *bfree, uint32_t *btotal,
1243 VolSpace *xbfree, VolSpace *xbtotal, uint32_t *bsize)
1248 #ifndef NO_QUOTA_SUPPORT
1249 VolSpace qfree, qtotal;
1252 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1253 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1254 maxsize = (afp_version < 22) ? 0x7fffffffL : 0xffffffffL;
1257 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1258 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1259 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1260 goto getvolspace_done;
1265 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal, bsize)) != AFP_OK ) {
1269 #ifndef NO_QUOTA_SUPPORT
1270 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1271 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1272 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1273 *xbfree = MIN(*xbfree, qfree);
1274 *xbtotal = MIN(*xbtotal, qtotal);
1275 goto getvolspace_done;
1279 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1282 if (vol->v_limitsize) {
1283 if (get_tm_used(vol) != 0)
1286 *xbtotal = MIN(*xbtotal, (vol->v_limitsize * 1024 * 1024));
1287 *xbfree = MIN(*xbfree, *xbtotal < vol->v_tm_used ? 0 : *xbtotal - vol->v_tm_used);
1289 LOG(log_debug, logtype_afpd,
1290 "volparams: total: %" PRIu64 ", used: %" PRIu64 ", free: %" PRIu64 " bytes",
1291 *xbtotal, vol->v_tm_used, *xbfree);
1294 *bfree = MIN(*xbfree, maxsize);
1295 *btotal = MIN(*xbtotal, maxsize);
1299 #define FCE_TM_DELTA 10 /* send notification every 10 seconds */
1300 void vol_fce_tm_event(void)
1303 time_t now = time(NULL);
1304 struct vol *vol = Volumes;
1306 if ((last + FCE_TM_DELTA) < now) {
1308 for ( ; vol; vol = vol->v_next ) {
1309 if (vol->v_flags & AFPVOL_TM)
1310 (void)fce_register_tm_size(vol->v_path, vol->v_tm_used + vol->v_appended);
1315 /* -----------------------
1316 * set volume creation date
1317 * avoid duplicate, well at least it tries
1319 static void vol_setdate(uint16_t id, struct adouble *adp, time_t date)
1322 struct vol *vol = Volumes;
1324 for ( volume = Volumes; volume; volume = volume->v_next ) {
1325 if (volume->v_vid == id) {
1328 else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
1330 volume = Volumes; /* restart */
1333 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1334 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1337 /* ----------------------- */
1338 static int getvolparams( uint16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
1341 int bit = 0, isad = 1;
1344 uint32_t bfree, btotal, bsize;
1345 VolSpace xbfree, xbtotal; /* extended bytes */
1346 char *data, *nameoff = NULL;
1349 LOG(log_debug, logtype_afpd, "getvolparams: Volume '%s'", vol->v_localname);
1351 /* courtesy of jallison@whistle.com:
1352 * For MacOS8.x support we need to create the
1353 * .Parent file here if it doesn't exist. */
1355 /* Convert adouble:v2 to adouble:ea on the fly */
1356 (void)ad_convert(vol->v_path, st, vol);
1359 if (ad_open(&ad, vol->v_path, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) != 0 ) {
1361 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1363 } else if (ad_get_MD_flags( &ad ) & O_CREAT) {
1364 slash = strrchr( vol->v_path, '/' );
1368 slash = vol->v_path;
1369 if (ad_getentryoff(&ad, ADEID_NAME)) {
1370 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1371 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1372 ad_getentrylen( &ad, ADEID_NAME ));
1374 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1378 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1379 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1381 vol->v_ctime = aint;
1384 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1385 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1386 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1387 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1388 &bsize) != AFP_OK ) {
1390 ad_close( &ad, ADFLAGS_HF );
1392 return( AFPERR_PARAM );
1397 while ( bitmap != 0 ) {
1398 while (( bitmap & 1 ) == 0 ) {
1406 /* check for read-only.
1407 * NOTE: we don't actually set the read-only flag unless
1408 * it's passed in that way as it's possible to mount
1409 * a read-write filesystem under a read-only one. */
1410 if ((vol->v_flags & AFPVOL_RO) ||
1411 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1412 ashort |= VOLPBIT_ATTR_RO;
1414 /* prior 2.1 only VOLPBIT_ATTR_RO is defined */
1415 if (afp_version > 20) {
1416 if (vol->v_cdb != NULL && (vol->v_cdb->flags & CNID_FLAG_PERSISTENT))
1417 ashort |= VOLPBIT_ATTR_FILEID;
1418 ashort |= VOLPBIT_ATTR_CATSEARCH;
1420 if (afp_version >= 30) {
1421 ashort |= VOLPBIT_ATTR_UTF8;
1422 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1423 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1424 if (vol->v_flags & AFPVOL_TM)
1425 ashort |= VOLPBIT_ATTR_TM;
1426 if (vol->v_flags & AFPVOL_NONETIDS)
1427 ashort |= VOLPBIT_ATTR_NONETIDS;
1428 if (afp_version >= 32) {
1430 ashort |= VOLPBIT_ATTR_EXT_ATTRS;
1431 if (vol->v_flags & AFPVOL_ACLS)
1432 ashort |= VOLPBIT_ATTR_ACLS;
1436 ashort = htons(ashort);
1437 memcpy(data, &ashort, sizeof( ashort ));
1438 data += sizeof( ashort );
1442 ashort = htons( AFPVOLSIG_DEFAULT );
1443 memcpy(data, &ashort, sizeof( ashort ));
1444 data += sizeof( ashort );
1447 case VOLPBIT_CDATE :
1448 aint = vol->v_ctime;
1449 memcpy(data, &aint, sizeof( aint ));
1450 data += sizeof( aint );
1453 case VOLPBIT_MDATE :
1454 if ( st->st_mtime > vol->v_mtime ) {
1455 vol->v_mtime = st->st_mtime;
1457 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1458 memcpy(data, &aint, sizeof( aint ));
1459 data += sizeof( aint );
1462 case VOLPBIT_BDATE :
1463 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1464 aint = AD_DATE_START;
1465 memcpy(data, &aint, sizeof( aint ));
1466 data += sizeof( aint );
1470 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1471 data += sizeof( vol->v_vid );
1474 case VOLPBIT_BFREE :
1475 bfree = htonl( bfree );
1476 memcpy(data, &bfree, sizeof( bfree ));
1477 data += sizeof( bfree );
1480 case VOLPBIT_BTOTAL :
1481 btotal = htonl( btotal );
1482 memcpy(data, &btotal, sizeof( btotal ));
1483 data += sizeof( btotal );
1486 #ifndef NO_LARGE_VOL_SUPPORT
1487 case VOLPBIT_XBFREE :
1488 xbfree = hton64( xbfree );
1489 memcpy(data, &xbfree, sizeof( xbfree ));
1490 data += sizeof( xbfree );
1493 case VOLPBIT_XBTOTAL :
1494 xbtotal = hton64( xbtotal );
1495 memcpy(data, &xbtotal, sizeof( xbtotal ));
1496 data += sizeof( xbfree );
1498 #endif /* ! NO_LARGE_VOL_SUPPORT */
1502 data += sizeof( uint16_t );
1505 case VOLPBIT_BSIZE: /* block size */
1506 bsize = htonl(bsize);
1507 memcpy(data, &bsize, sizeof(bsize));
1508 data += sizeof(bsize);
1513 ad_close( &ad, ADFLAGS_HF );
1515 return( AFPERR_BITMAP );
1521 ashort = htons( data - buf );
1522 memcpy(nameoff, &ashort, sizeof( ashort ));
1523 /* name is always in mac charset */
1524 aint = ucs2_to_charset( vol->v_maccharset, vol->v_macname, data+1, AFPVOL_MACNAMELEN + 1);
1534 ad_close(&ad, ADFLAGS_HF);
1536 *buflen = data - buf;
1540 /* ------------------------- */
1541 static int stat_vol(uint16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
1547 if ( stat( vol->v_path, &st ) < 0 ) {
1549 return( AFPERR_PARAM );
1551 /* save the volume device number */
1552 vol->v_dev = st.st_dev;
1554 buflen = *rbuflen - sizeof( bitmap );
1555 if (( ret = getvolparams( bitmap, vol, &st,
1556 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1560 *rbuflen = buflen + sizeof( bitmap );
1561 bitmap = htons( bitmap );
1562 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1567 /* ------------------------------- */
1568 void load_volumes(AFPObj *obj)
1572 struct passwd *pwent;
1576 if (parent_or_child == 0) {
1577 LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
1579 LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
1583 if (!volfile_changed(&obj->options))
1588 /* try putting a read lock on the volume file twice, sleep 1 second if first attempt fails */
1590 fd = open(obj->options.configfile, O_RDONLY);
1592 while (retries < 2) {
1593 if ((read_lock(fd, 0, SEEK_SET, 0)) != 0) {
1596 LOG(log_error, logtype_afpd, "readvolfile: can't lock configfile \"%s\"",
1597 obj->options.configfile);
1607 iniparser_freedict(obj->iniconfig);
1608 LOG(log_debug, logtype_afpd, "load_volumes: reloading: %s", obj->options.configfile);
1609 obj->iniconfig = iniparser_load(obj->options.configfile);
1612 pwent = getpwnam(obj->username);
1616 readvolfile(obj, &obj->options.volfile, pwent);
1618 if ( obj->options.flags & OPTION_CLOSEVOL) {
1620 for ( vol = Volumes; vol; vol = vol->v_next ) {
1621 if (vol->v_deleted && !vol->v_new ) {
1635 /* ------------------------------- */
1636 int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1649 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1650 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1653 if ( stat( volume->v_path, &st ) < 0 ) {
1654 LOG(log_info, logtype_afpd, "afp_getsrvrparms(%s): stat: %s",
1655 volume->v_path, strerror(errno) );
1656 continue; /* can't access directory */
1658 if (!S_ISDIR(st.st_mode)) {
1659 continue; /* not a dir */
1661 accessmode(volume, volume->v_path, &ma, NULL, &st);
1662 if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
1663 continue; /* no r-x access */
1666 if (volume->v_hide) {
1667 continue; /* config file changed but the volume was mounted */
1670 if (utf8_encoding()) {
1671 len = ucs2_to_charset_allocate(CH_UTF8_MAC, &namebuf, volume->v_u8mname);
1673 len = ucs2_to_charset_allocate(obj->options.maccharset, &namebuf, volume->v_macname);
1676 if (len == (size_t)-1)
1679 /* set password bit if there's a volume password */
1680 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1682 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1684 memcpy(data, namebuf, len );
1690 *rbuflen = data - rbuf;
1692 if ( gettimeofday( &tv, NULL ) < 0 ) {
1693 LOG(log_error, logtype_afpd, "afp_getsrvrparms(%s): gettimeofday: %s", volume->v_path, strerror(errno) );
1695 return AFPERR_PARAM;
1697 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1698 memcpy(data, &tv.tv_sec, sizeof( uint32_t));
1699 data += sizeof( uint32_t);
1704 /* ------------------------- */
1705 static int volume_codepage(AFPObj *obj, struct vol *volume)
1707 struct charset_functions *charset;
1710 if (!volume->v_volcodepage)
1711 volume->v_volcodepage = strdup("UTF8");
1713 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1714 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1718 if ( NULL == (charset = find_charset_functions(volume->v_volcodepage)) || charset->flags & CHARSET_ICONV ) {
1719 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1722 if (!volume->v_maccodepage)
1723 volume->v_maccodepage = strdup(obj->options.maccodepage);
1725 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1726 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1730 if ( NULL == ( charset = find_charset_functions(volume->v_maccodepage)) || ! (charset->flags & CHARSET_CLIENT) ) {
1731 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1734 volume->v_kTextEncoding = htonl(charset->kTextEncoding);
1738 /* ------------------------- */
1739 static int volume_openDB(const AFPObj *obj, struct vol *volume)
1743 if ((volume->v_flags & AFPVOL_NODEV)) {
1744 flags |= CNID_FLAG_NODEV;
1747 if (volume->v_cnidscheme == NULL) {
1748 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1749 LOG(log_info, logtype_afpd, "Volume %s use CNID scheme %s.",
1750 volume->v_path, volume->v_cnidscheme);
1753 LOG(log_info, logtype_afpd, "CNID server: %s:%s",
1754 volume->v_cnidserver ? volume->v_cnidserver : obj->options.Cnid_srv,
1755 volume->v_cnidport ? volume->v_cnidport : obj->options.Cnid_port);
1757 volume->v_cdb = cnid_open(volume->v_path,
1759 volume->v_cnidscheme,
1761 volume->v_cnidserver ? volume->v_cnidserver : obj->options.Cnid_srv,
1762 volume->v_cnidport ? volume->v_cnidport : obj->options.Cnid_port);
1764 if ( ! volume->v_cdb && ! (flags & CNID_FLAG_MEMORY)) {
1765 /* The first attempt failed and it wasn't yet an attempt to open in-memory */
1766 LOG(log_error, logtype_afpd, "Can't open volume \"%s\" CNID backend \"%s\" ",
1767 volume->v_path, volume->v_cnidscheme);
1768 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
1770 flags |= CNID_FLAG_MEMORY;
1771 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, "tdb", flags, NULL, NULL);
1773 /* kill ourself with SIGUSR2 aka msg pending */
1774 if (volume->v_cdb) {
1775 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
1776 "Check server messages for details!");
1777 kill(getpid(), SIGUSR2);
1778 /* deactivate cnid caching/storing in AppleDouble files */
1783 return (!volume->v_cdb)?-1:0;
1787 Check if the underlying filesystem supports EAs.
1788 If not, switch to ea:ad.
1789 As we can't check (requires write access) on ro-volumes, we switch ea:auto
1790 volumes that are options:ro to ea:none.
1792 static int do_check_ea_support(const struct vol *vol)
1795 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
1796 const char *eacontent = "yes";
1798 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
1799 LOG(log_note, logtype_afpd, "read-only volume '%s', can't test for EA support, assuming yes", vol->v_localname);
1807 if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
1808 sys_removexattr(vol->v_path, eaname);
1811 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes",
1821 static void check_ea_support(struct vol *vol)
1824 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
1825 const char *eacontent = "yes";
1827 haseas = do_check_ea_support(vol);
1829 if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
1830 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
1831 LOG(log_info, logtype_afpd, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
1832 vol->v_vfs_ea = AFPVOL_EA_NONE;
1837 vol->v_vfs_ea = AFPVOL_EA_SYS;
1839 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
1841 vol->v_vfs_ea = AFPVOL_EA_AD;
1845 if (vol->v_adouble == AD_VERSION_EA) {
1847 vol->v_adouble = AD_VERSION2;
1851 /* -------------------------
1852 * we are the user here
1854 int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1865 char path[ MAXPATHLEN + 1];
1871 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1872 bitmap = ntohs( bitmap );
1873 ibuf += sizeof( bitmap );
1876 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
1877 return AFPERR_BITMAP;
1880 len = (unsigned char)*ibuf++;
1881 volname = obj->oldtmp;
1883 if ((volname_tmp = strchr(volname,'+')) != NULL)
1884 volname = volname_tmp+1;
1886 if (utf8_encoding()) {
1887 namelen = convert_string(CH_UTF8_MAC, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
1889 namelen = convert_string(obj->options.maccharset, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
1892 if ( namelen <= 0) {
1893 return AFPERR_PARAM;
1897 if ((len + 1) & 1) /* pad to an even boundary */
1902 for ( volume = Volumes; volume; volume = volume->v_next ) {
1903 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
1908 if ( volume == NULL ) {
1909 return AFPERR_PARAM;
1912 /* check for a volume password */
1913 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
1914 return AFPERR_ACCESS;
1917 if (( volume->v_flags & AFPVOL_OPEN ) ) {
1918 /* the volume is already open */
1919 return stat_vol(bitmap, volume, rbuf, rbuflen);
1922 if (volume->v_root_preexec) {
1923 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
1924 LOG(log_error, logtype_afpd, "afp_openvol(%s): root preexec : %d", volume->v_path, ret );
1929 if (volume->v_preexec) {
1930 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
1931 LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret );
1936 if ( stat( volume->v_path, &st ) < 0 ) {
1937 return AFPERR_PARAM;
1940 if ( chdir( volume->v_path ) < 0 ) {
1941 return AFPERR_PARAM;
1944 if ( NULL == getcwd(path, MAXPATHLEN)) {
1945 /* shouldn't be fatal but it will fail later */
1946 LOG(log_error, logtype_afpd, "afp_openvol(%s): volume pathlen too long", volume->v_path);
1950 /* Normalize volume path */
1951 #ifdef REALPATH_TAKES_NULL
1952 if ((volume->v_path = realpath(path, NULL)) == NULL)
1955 if ((volume->v_path = malloc(MAXPATHLEN+1)) == NULL)
1957 if (realpath(path, volume->v_path) == NULL) {
1958 free(volume->v_path);
1961 /* Safe some memory */
1963 if ((tmp = strdup(volume->v_path)) == NULL) {
1964 free(volume->v_path);
1967 free(volume->v_path);
1968 volume->v_path = tmp;
1971 if (volume_codepage(obj, volume) < 0) {
1976 /* initialize volume variables
1979 if (utf8_encoding()) {
1980 volume->max_filename = UTF8FILELEN_EARLY;
1983 volume->max_filename = MACFILELEN;
1986 volume->v_flags |= AFPVOL_OPEN;
1987 volume->v_cdb = NULL;
1989 if (utf8_encoding()) {
1990 len = convert_string_allocate(CH_UCS2, CH_UTF8_MAC, volume->v_u8mname, namelen, &vol_mname);
1992 len = convert_string_allocate(CH_UCS2, obj->options.maccharset, volume->v_macname, namelen, &vol_mname);
1994 if ( !vol_mname || len <= 0) {
1999 if ((vol_uname = strrchr(path, '/')) == NULL)
2001 else if (*(vol_uname + 1) != '\0')
2004 if ((dir = dir_new(vol_mname,
2009 bfromcstr(volume->v_path),
2013 LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) );
2018 volume->v_root = dir;
2021 if (volume_openDB(obj, volume) < 0) {
2022 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID or invalid CNID backend for %s: %s",
2023 volume->v_path, volume->v_cnidscheme);
2028 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
2030 if (ret == AFP_OK) {
2031 handle_special_folders(volume);
2033 volume->v_cnidserver ? volume->v_cnidserver : obj->options.Cnid_srv,
2034 volume->v_cnidport ? volume->v_cnidport : obj->options.Cnid_port);
2038 * If you mount a volume twice, the second time the trash appears on
2039 * the desk-top. That's because the Mac remembers the DID for the
2040 * trash (even for volumes in different zones, on different servers).
2041 * Just so this works better, we prime the DID cache with the trash,
2042 * fixing the trash at DID 17.
2043 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
2045 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2047 /* FIXME find db time stamp */
2048 if (cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp)) < 0) {
2049 LOG (log_error, logtype_afpd,
2050 "afp_openvol(%s): Fatal error: Unable to get stamp value from CNID backend",
2058 cname( volume, volume->v_root, &p );
2064 if (volume->v_root) {
2065 dir_free( volume->v_root );
2066 volume->v_root = NULL;
2069 volume->v_flags &= ~AFPVOL_OPEN;
2070 if (volume->v_cdb != NULL) {
2071 cnid_close(volume->v_cdb);
2072 volume->v_cdb = NULL;
2078 /* ------------------------- */
2079 static void closevol(struct vol *vol)
2084 dir_free( vol->v_root );
2086 if (vol->v_cdb != NULL) {
2087 cnid_close(vol->v_cdb);
2091 if (vol->v_postexec) {
2092 afprun(0, vol->v_postexec, NULL);
2094 if (vol->v_root_postexec) {
2095 afprun(1, vol->v_root_postexec, NULL);
2099 /* ------------------------- */
2100 void close_all_vol(void)
2104 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2105 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2106 ovol->v_flags &= ~AFPVOL_OPEN;
2112 /* ------------------------- */
2113 static void deletevol(struct vol *vol)
2117 vol->v_flags &= ~AFPVOL_OPEN;
2118 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2119 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2123 if ( ovol != NULL ) {
2124 /* Even if chdir fails, we can't say afp_closevol fails. */
2125 if ( chdir( ovol->v_path ) == 0 ) {
2126 curdir = ovol->v_root;
2131 if (vol->v_deleted) {
2132 showvol(vol->v_name);
2139 /* ------------------------- */
2140 int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2147 memcpy(&vid, ibuf, sizeof( vid ));
2148 if (NULL == ( vol = getvolbyvid( vid )) ) {
2149 return( AFPERR_PARAM );
2158 /* ------------------------- */
2159 struct vol *getvolbyvid(const uint16_t vid )
2163 for ( vol = Volumes; vol; vol = vol->v_next ) {
2164 if ( vid == vol->v_vid ) {
2168 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
2177 /* --------------------------
2178 poll if a volume is changed by other processes.
2180 0 no attention msg sent
2181 1 attention msg sent
2182 -1 error (socket closed)
2184 Note: if attention return -1 no packet has been
2185 sent because the buffer is full, we don't care
2186 either there's no reader or there's a lot of
2187 traffic and another pollvoltime will follow
2189 int pollvoltime(AFPObj *obj)
2196 if (!(afp_version > 21 && obj->options.flags & OPTION_SERVERNOTIF))
2199 if ( gettimeofday( &tv, NULL ) < 0 )
2202 for ( vol = Volumes; vol; vol = vol->v_next ) {
2203 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
2204 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
2205 vol->v_mtime = st.st_mtime;
2206 if (!obj->attention(obj->dsi, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
2215 /* ------------------------- */
2216 void setvoltime(AFPObj *obj, struct vol *vol)
2220 if ( gettimeofday( &tv, NULL ) < 0 ) {
2221 LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) );
2224 if( utime( vol->v_path, NULL ) < 0 ) {
2225 /* write of time failed ... probably a read only filesys,
2226 * where no other users can interfere, so there's no issue here
2230 /* a little granularity */
2231 if (vol->v_mtime < tv.tv_sec) {
2232 vol->v_mtime = tv.tv_sec;
2233 /* or finder doesn't update free space
2234 * AFP 3.2 and above clients seem to be ok without so many notification
2236 if (afp_version < 32 && obj->options.flags & OPTION_SERVERNOTIF) {
2237 obj->attention(obj->dsi, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
2242 /* ------------------------- */
2243 int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
2246 uint16_t vid, bitmap;
2249 memcpy(&vid, ibuf, sizeof( vid ));
2250 ibuf += sizeof( vid );
2251 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2252 bitmap = ntohs( bitmap );
2254 if (NULL == ( vol = getvolbyvid( vid )) ) {
2256 return( AFPERR_PARAM );
2259 return stat_vol(bitmap, vol, rbuf, rbuflen);
2262 /* ------------------------- */
2263 int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2267 uint16_t vid, bitmap;
2273 memcpy(&vid, ibuf, sizeof( vid ));
2274 ibuf += sizeof( vid );
2275 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2276 bitmap = ntohs( bitmap );
2277 ibuf += sizeof(bitmap);
2279 if (( vol = getvolbyvid( vid )) == NULL ) {
2280 return( AFPERR_PARAM );
2283 if ((vol->v_flags & AFPVOL_RO))
2284 return AFPERR_VLOCK;
2286 /* we can only set the backup date. */
2287 if (bitmap != (1 << VOLPBIT_BDATE))
2288 return AFPERR_BITMAP;
2291 if ( ad_open(&ad, vol->v_path, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR) < 0 ) {
2293 return AFPERR_VLOCK;
2295 return AFPERR_ACCESS;
2298 memcpy(&aint, ibuf, sizeof(aint));
2299 ad_setdate(&ad, AD_DATE_BACKUP, aint);
2301 ad_close(&ad, ADFLAGS_HF);
2306 * precreate a folder
2307 * this is only intended for folders in the volume root
2308 * It will *not* work if the folder name contains extended characters
2310 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2319 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2321 LOG(log_error, logtype_afpd,"malloc failed");
2325 q=strdup(folder->name);
2327 LOG(log_error, logtype_afpd,"malloc failed");
2331 strcpy(p, vol->v_path);
2336 if ((vol->v_casefold & AFPVOL_MTOUUPPER))
2338 else if ((vol->v_casefold & AFPVOL_MTOULOWER))
2344 if ( (ret = stat( p, &st )) < 0 ) {
2345 if (folder->precreate) {
2346 if (ad_mkdir(p, folder->mode)) {
2347 LOG(log_debug, logtype_afpd,"Creating '%s' failed in %s: %s", p, vol->v_path, strerror(errno));
2356 if ( !ret && folder->hide) {
2359 if (ad_open(&ad, p, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) != 0) {
2365 ad_setname(&ad, folder->name);
2367 ad_getattr(&ad, &attr);
2368 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2369 ad_setattr(&ad, attr);
2371 /* do the same with the finder info */
2372 if (ad_entry(&ad, ADEID_FINDERI)) {
2373 memcpy(&attr, ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF, sizeof(attr));
2374 attr |= htons(FINDERINFO_INVISIBLE);
2375 memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr));
2379 ad_close(&ad, ADFLAGS_HF);
2386 static void handle_special_folders (const struct vol * vol)
2388 const _special_folder *p = &special_folders[0];
2391 process_uid = geteuid();
2393 if (seteuid(0) == -1) {
2398 for (; p->name != NULL; p++) {
2399 create_special_folder (vol, p);
2403 if (seteuid(process_uid) == -1) {
2404 LOG(log_error, logtype_logger, "can't seteuid back %s", strerror(errno));
2410 const struct vol *getvolumes(void)
2415 void unload_volumes(void)
2417 LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
2422 * Get a volumes UUID from the config file.
2423 * If there is none, it is generated and stored there.
2425 * Returns pointer to allocated storage on success, NULL on error.
2427 static char *get_vol_uuid(const AFPObj *obj, const char *volname)
2430 char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
2432 struct stat tmpstat;
2435 if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
2436 /* scan in the conf file */
2437 while (fgets(buf, sizeof(buf), fp) != NULL) {
2439 while (p && isblank(*p))
2441 if (!p || (*p == '#') || (*p == '\n'))
2442 continue; /* invalid line */
2445 if ((volname_conf = strtok( p, "\"" )) == NULL)
2446 continue; /* syntax error */
2448 if ((volname_conf = strtok( p, " \t" )) == NULL)
2449 continue; /* syntax error: invalid name */
2451 p = strchr(p, '\0');
2454 continue; /* syntax error */
2456 if (strcmp(volname, volname_conf) != 0)
2457 continue; /* another volume name */
2459 while (p && isblank(*p))
2462 if (sscanf(p, "%36s", uuid) == 1 ) {
2463 for (int i=0; uuid[i]; i++)
2464 uuid[i] = toupper(uuid[i]);
2465 LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
2467 return strdup(uuid);
2475 /* not found or no file, reopen in append mode */
2477 if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
2478 if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
2479 LOG(log_error, logtype_afpd, "ERROR: Cannot create %s (%s).",
2480 obj->options.uuidconf, strerror(errno));
2483 if (( fp = fdopen( fd, "w" )) == NULL ) {
2484 LOG(log_error, logtype_afpd, "ERROR: Cannot fdopen %s (%s).",
2485 obj->options.uuidconf, strerror(errno));
2489 } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
2490 LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
2491 obj->options.uuidconf, strerror(errno));
2494 fseek(fp, 0L, SEEK_END);
2495 if(ftell(fp) == 0) { /* size = 0 */
2496 fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
2497 fprintf(fp, "# This file is auto-generated by afpd\n");
2498 fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
2500 fseek(fp, -1L, SEEK_END);
2501 if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
2504 /* generate uuid and write to file */
2507 randombytes((void *)id, 16);
2508 cp = uuid_bin2string(id);
2510 LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, cp);
2512 fprintf(fp, "\"%s\"\t%36s\n", volname, cp);