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>
43 #include <atalk/cnid.h>
46 #include "directory.h"
55 extern int afprun(int root, char *cmd, int *outfd);
58 struct vol *current_vol; /* last volume from getvolbyvid() */
60 static struct vol *Volumes = NULL;
61 static uint16_t lastvid = 0;
62 static char *Trash = "\02\024Network Trash Folder";
64 #define VOLOPT_ALLOW 0 /* user allow list */
65 #define VOLOPT_DENY 1 /* user deny list */
66 #define VOLOPT_RWLIST 2 /* user rw list */
67 #define VOLOPT_ROLIST 3 /* user ro list */
68 #define VOLOPT_PASSWORD 4 /* volume password */
69 #define VOLOPT_CASEFOLD 5 /* character case mangling */
70 #define VOLOPT_FLAGS 6 /* various flags */
71 #define VOLOPT_DBPATH 7 /* path to database */
72 #define VOLOPT_LIMITSIZE 8 /* Limit the size of the volume */
74 #define VOLOPT_VETO 10 /* list of veto filespec */
75 #define VOLOPT_PREEXEC 11 /* preexec command */
76 #define VOLOPT_ROOTPREEXEC 12 /* root preexec command */
77 #define VOLOPT_POSTEXEC 13 /* postexec command */
78 #define VOLOPT_ROOTPOSTEXEC 14 /* root postexec command */
79 #define VOLOPT_ENCODING 15 /* mac encoding (pre OSX)*/
80 #define VOLOPT_MACCHARSET 16
81 #define VOLOPT_CNIDSCHEME 17
82 #define VOLOPT_ADOUBLE 18 /* adouble version */
83 /* Usable slot: 19/20 */
84 #define VOLOPT_UMASK 21
85 #define VOLOPT_ALLOWED_HOSTS 22
86 #define VOLOPT_DENIED_HOSTS 23
87 #define VOLOPT_DPERM 24 /* dperm default directories perms */
88 #define VOLOPT_FPERM 25 /* fperm default files perms */
89 #define VOLOPT_DFLTPERM 26 /* perm */
90 #define VOLOPT_EA_VFS 27 /* Extended Attributes vfs indirection */
91 #define VOLOPT_CNIDSERVER 28 /* CNID Server ip address*/
92 #define VOLOPT_CNIDPORT 30 /* CNID server tcp port */
94 #define VOLOPT_MAX 31 /* <== IMPORTANT !!!!!! */
95 #define VOLOPT_NUM (VOLOPT_MAX + 1)
104 typedef struct _special_folder {
111 static const _special_folder special_folders[] = {
112 {"Network Trash Folder", 1, 0777, 1},
113 {".AppleDesktop", 1, 0777, 0},
116 /* Forward declarations */
117 static void handle_special_folders (const struct vol *);
118 static void deletevol(struct vol *vol);
119 static void volume_free(struct vol *vol);
120 static void check_ea_sys_support(struct vol *vol);
121 static char *get_vol_uuid(const AFPObj *obj, const char *volname);
123 static void volfree(struct vol_option *options, const struct vol_option *save)
128 for (i = 0; i < VOLOPT_MAX; i++) {
129 if (options[i].c_value && (options[i].c_value != save[i].c_value))
130 free(options[i].c_value);
133 for (i = 0; i < VOLOPT_MAX; i++) {
134 if (options[i].c_value)
135 free(options[i].c_value);
141 #define is_var(a, b) (strncmp((a), (b), 2) == 0)
144 * Handle variable substitutions. here's what we understand:
145 * $b -> basename of path
146 * $c -> client ip/appletalk address
147 * $d -> volume pathname on server
148 * $f -> full name (whatever's in the gecos field)
151 * $i -> client ip/appletalk address without port
152 * $s -> server name (hostname if it doesn't exist)
153 * $u -> username (guest is usually nobody)
154 * $v -> volume name or basename if null
155 * $z -> zone (may not exist)
158 * This get's called from readvolfile with
159 * path = NULL, volname = NULL for xlating the volumes path
160 * path = path, volname = NULL for xlating the volumes name
161 * ... and from volumes options parsing code when xlating eg dbpath with
162 * path = path, volname = volname
164 * Using this information we can reject xlation of any variable depeninding on a login
165 * context which is not given in the afp master, where we must evaluate this whole stuff
166 * too for the Zeroconf announcements.
168 static char *volxlate(AFPObj *obj,
181 int xlatevolname = 0;
183 if (parent_or_child == 0)
186 if (path && !volname)
194 dest = calloc(destlen +1, 1);
200 strlcpy(dest, src, destlen +1);
201 if ((p = strchr(src, '$')) == 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")) {
258 else if (obj->options.server) {
259 q = obj->options.server;
261 q = obj->options.hostname;
262 } else if (obj->username && is_var(p, "$u")) {
263 if (afpmaster && xlatevolname)
266 if ( obj->options.ntseparator && (sep = strchr(obj->username, obj->options.ntseparator[0])) != NULL)
270 } else if (is_var(p, "$v")) {
271 if (afpmaster && xlatevolname)
277 if ((q = strrchr(path, '/')) == NULL)
279 else if (*(q + 1) != '\0')
282 } else if (is_var(p, "$z")) {
284 } else if (is_var(p, "$$")) {
289 /* copy the stuff over. if we don't understand something that we
290 * should, just skip it over. */
292 len = MIN(p == q ? 2 : strlen(q), destlen);
293 strncpy(dest, q, len);
298 /* stuff up to next $ */
300 p = strchr(src, '$');
301 len = p ? MIN((size_t)(p - src), destlen) : destlen;
303 strncpy(dest, src, len);
311 /* -------------------- */
312 static void setoption(struct vol_option *options, struct vol_option *save, int opt, const char *val)
314 if (options[opt].c_value && (!save || options[opt].c_value != save[opt].c_value))
315 free(options[opt].c_value);
316 options[opt].c_value = strdup(val + 1);
319 /* Parse iniconfig and initalize volume options */
320 static void volset(const dictionary *conf, const char *vol, struct vol_option *options, const struct vol_option *save)
325 if (val = iniparser_getstring(conf, vol, "allow"))
326 setoption(options, save, VOLOPT_ALLOW, val);
328 if (val = iniparser_getstring(conf, vol, "deny"))
329 setoption(options, save, VOLOPT_DENY, val);
331 if (val = iniparser_getstring(conf, vol, "rwlist"))
332 setoption(options, save, VOLOPT_RWLIST, val);
334 if (val = iniparser_getstring(conf, vol, "rolist"))
335 setoption(options, save, VOLOPT_ROLIST, val);
337 if (val = iniparser_getstring(conf, vol, "volcharset"))
338 setoption(options, save, VOLOPT_ENCODING, val);
340 if (val = iniparser_getstring(conf, vol, "maccharset"))
341 setoption(options, save, VOLOPT_MACCHARSET, val);
343 if (val = iniparser_getstring(conf, vol, "veto"))
344 setoption(options, save, VOLOPT_VETO, val);
346 if (val = iniparser_getstring(conf, vol, "cnidscheme"))
347 setoption(options, save, VOLOPT_CNIDSCHEME, val);
349 if (val = iniparser_getstring(conf, vol, "dbpath"))
350 setoption(options, save, VOLOPT_DBPATH, val);
352 if (val = iniparser_getstring(conf, vol, "password"))
353 setoption(options, save, VOLOPT_PASSWORD, val);
355 if (val = iniparser_getstring(conf, vol, "root_preexec"))
356 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
358 if (val = iniparser_getstring(conf, vol, "preexec"))
359 setoption(options, save, VOLOPT_PREEXEC, val);
361 if (val = iniparser_getstring(conf, vol, "root_postexec"))
362 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
364 if (val = iniparser_getstring(conf, vol, "postexec"))
365 setoption(options, save, VOLOPT_POSTEXEC, val);
367 if (val = iniparser_getstring(conf, vol, "allowed_hosts"))
368 setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
370 if (val = iniparser_getstring(conf, vol, "denied_hosts"))
371 setoption(options, save, VOLOPT_DENIED_HOSTS, val);
373 if (val = iniparser_getstring(conf, vol, "umask"))
374 options[VOLOPT_UMASK].i_value = (int)strtol(val, NULL, 8);
376 if (val = iniparser_getstring(conf, vol, "dperm"))
377 options[VOLOPT_DPERM].i_value = (int)strtol(val, NULL, 8);
379 if (val = iniparser_getstring(conf, vol, "fperm"))
380 options[VOLOPT_FPERM].i_value = (int)strtol(val, NULL, 8);
382 if (val = iniparser_getstring(conf, vol, "perm"))
383 options[VOLOPT_DFLTPERM].i_value = (int)strtol(val, NULL, 8);
385 if (val = iniparser_getstring(conf, vol, "volsizelimit"))
386 options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val, NULL, 10);
388 if (val = iniparser_getstring(conf, vol, "casefold")) {
389 if (strcasecmp(val, "tolower") == 0)
390 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMLOWER;
391 else if (strcasecmp(val, "toupper") == 0)
392 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMUPPER;
393 else if (strcasecmp(val, "xlatelower") == 0)
394 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UUPPERMLOWER;
395 else if (strcasecmp(val, "xlateupper") == 0)
396 options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER;
399 if (val = iniparser_getstring(conf, vol, "adouble")) {
400 if (strcasecmp(val, "v2") == 0)
401 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
402 else if (strcasecmp(val, "ea") == 0)
403 options[VOLOPT_ADOUBLE].i_value = AD_VERSION_EA;
406 if (val = iniparser_getstring(conf, vol, "ea")) {
407 if (strcasecmp(val, "ad") == 0)
408 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
409 else if (strcasecmp(val, "sys") == 0)
410 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
411 else if (strcasecmp(val, "none") == 0)
412 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
415 if (val = iniparser_getstrdup(conf, vol, "cnidserver")) {
416 if (p = strrchr(val, ':')) {
418 setoption(options, save, VOLOPT_CNIDPORT, p + 1);
420 setoption(options, save, VOLOPT_CNIDSERVER, val);
421 LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
422 volname, val, p ? p + 1 : Cnid_port);
426 if (val = iniparser_getstrdup(conf, vol, "options")) {
427 if (p = strtok(val, ",")) {
429 if (strcasecmp(p, "ro") == 0)
430 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
431 else if (strcasecmp(p, "nohex") == 0)
432 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
433 else if (strcasecmp(p, "usedots") == 0)
434 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
435 else if (strcasecmp(p, "invisibledots") == 0)
436 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_INV_DOTS;
437 else if (strcasecmp(p, "nostat") == 0)
438 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
439 else if (strcasecmp(p, "preexec_close") == 0)
440 options[VOLOPT_PREEXEC].i_value = 1;
441 else if (strcasecmp(p, "root_preexec_close") == 0)
442 options[VOLOPT_ROOTPREEXEC].i_value = 1;
443 else if (strcasecmp(p, "upriv") == 0)
444 options[VOLOPT_FLAGS].i_value |= AFPVOL_UNIX_PRIV;
445 else if (strcasecmp(p, "nodev") == 0)
446 options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
447 else if (strcasecmp(p, "caseinsensitive") == 0)
448 options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
449 else if (strcasecmp(p, "illegalseq") == 0)
450 options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
451 else if (strcasecmp(p, "tm") == 0)
452 options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
453 else if (strcasecmp(p, "searchdb") == 0)
454 options[VOLOPT_FLAGS].i_value |= AFPVOL_SEARCHDB;
455 else if (strcasecmp(p, "nonetids") == 0)
456 options[VOLOPT_FLAGS].i_value |= AFPVOL_NONETIDS;
457 else if (strcasecmp(p, "noacls") == 0)
458 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_ACLS;
459 else if (strcasecmp(p, "nov2toeaconv") == 0)
460 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOV2TOEACONV;
461 p = strtok(NULL, ",");
468 /* ----------------- */
469 static void showvol(const ucs2_t *name)
472 for ( volume = Volumes; volume; volume = volume->v_next ) {
473 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
480 /* ------------------------------- */
481 static int creatvol(AFPObj *obj, struct passwd *pwd,
482 char *path, char *name,
483 struct vol_option *options)
486 int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
488 char tmpname[AFPVOL_U8MNAMELEN+1];
489 ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
490 char suffix[6]; /* max is #FFFF */
493 LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
495 if ( name == NULL || *name == '\0' ) {
496 if ((name = strrchr( path, '/' )) == NULL) {
497 return -1; /* Obviously not a fully qualified path */
500 /* if you wish to share /, you need to specify a name. */
505 /* suffix for mangling use (lastvid + 1) */
506 /* because v_vid has not been decided yet. */
507 suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
509 vlen = strlen( name );
511 /* Unicode Volume Name */
512 /* Firstly convert name from unixcharset to UTF8-MAC */
514 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
516 strcpy(tmpname, "???");
520 /* Do we have to mangle ? */
521 if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
522 if (tmpvlen + suffixlen > obj->options.volnamelen) {
524 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
525 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
527 strcat(tmpname, suffix);
528 tmpvlen = strlen(tmpname);
531 /* Secondly convert name from UTF8-MAC to UCS2 */
532 if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
535 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
537 /* Maccharset Volume Name */
538 /* Firsty convert name from unixcharset to maccharset */
540 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
542 strcpy(tmpname, "???");
546 /* Do we have to mangle ? */
547 if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
548 if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
550 tmpvlen = convert_charset(obj->options.unixcharset,
551 obj->options.maccharset,
556 AFPVOL_MACNAMELEN - suffixlen,
558 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
560 strcat(tmpname, suffix);
561 tmpvlen = strlen(tmpname);
564 /* Secondly convert name from maccharset to UCS2 */
565 if ( 0 >= ( macvlen = convert_string(obj->options.maccharset,
570 AFPVOL_U8MNAMELEN*2)) )
573 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
575 /* check duplicate */
576 for ( volume = Volumes; volume; volume = volume->v_next ) {
577 if ((utf8_encoding() && (strcasecmp_w(volume->v_u8mname, u8mtmpname) == 0))
579 (!utf8_encoding() && (strcasecmp_w(volume->v_macname, mactmpname) == 0))) {
580 LOG (log_error, logtype_afpd,
581 "Duplicate volume name, check AppleVolumes files: previous: \"%s\", new: \"%s\"",
582 volume->v_localname, name);
583 if (volume->v_deleted) {
584 volume->v_new = hide = 1;
587 return -1; /* Won't be able to access it, anyway... */
592 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
593 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
596 if ( NULL == ( volume->v_localname = strdup(name))) {
597 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
602 if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
603 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
608 if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
609 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
614 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
615 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
621 volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
622 volume->v_hide = hide;
623 strcpy( volume->v_path, path );
627 #endif /* __svr4__ */
628 /* os X start at 1 and use network order ie. 1 2 3 */
629 volume->v_vid = ++lastvid;
630 volume->v_vid = htons(volume->v_vid);
632 if (!check_vol_acl_support(volume)) {
633 LOG(log_debug, logtype_afpd, "creatvol(\"%s\"): disabling ACL support", volume->v_path);
634 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_ACLS;
640 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
641 volume->v_flags |= options[VOLOPT_FLAGS].i_value;
643 if (options[VOLOPT_EA_VFS].i_value)
644 volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
646 volume->v_ad_options = 0;
647 if ((volume->v_flags & AFPVOL_NODEV))
648 volume->v_ad_options |= ADVOL_NODEV;
649 if ((volume->v_flags & AFPVOL_UNIX_PRIV))
650 volume->v_ad_options |= ADVOL_UNIXPRIV;
651 if ((volume->v_flags & AFPVOL_INV_DOTS))
652 volume->v_ad_options |= ADVOL_INVDOTS;
654 if (options[VOLOPT_PASSWORD].c_value)
655 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
657 if (options[VOLOPT_VETO].c_value)
658 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
660 if (options[VOLOPT_ENCODING].c_value)
661 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
663 if (options[VOLOPT_MACCHARSET].c_value)
664 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
666 if (options[VOLOPT_DBPATH].c_value)
667 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
669 if (options[VOLOPT_CNIDSCHEME].c_value)
670 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
672 if (options[VOLOPT_CNIDSERVER].c_value)
673 volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
675 if (options[VOLOPT_CNIDPORT].c_value)
676 volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
678 if (options[VOLOPT_UMASK].i_value)
679 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
681 if (options[VOLOPT_DPERM].i_value)
682 volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
684 if (options[VOLOPT_FPERM].i_value)
685 volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
687 if (options[VOLOPT_DFLTPERM].i_value)
688 volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
690 if (options[VOLOPT_ADOUBLE].i_value)
691 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
693 volume->v_adouble = AD_VERSION;
695 if (options[VOLOPT_LIMITSIZE].i_value)
696 volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
698 /* Mac to Unix conversion flags*/
699 volume->v_mtou_flags = 0;
700 if (!(volume->v_flags & AFPVOL_NOHEX))
701 volume->v_mtou_flags |= CONV_ESCAPEHEX;
702 if (!(volume->v_flags & AFPVOL_USEDOTS))
703 volume->v_mtou_flags |= CONV_ESCAPEDOTS;
704 if ((volume->v_flags & AFPVOL_EILSEQ))
705 volume->v_mtou_flags |= CONV__EILSEQ;
707 if ((volume->v_casefold & AFPVOL_MTOUUPPER))
708 volume->v_mtou_flags |= CONV_TOUPPER;
709 else if ((volume->v_casefold & AFPVOL_MTOULOWER))
710 volume->v_mtou_flags |= CONV_TOLOWER;
712 /* Unix to Mac conversion flags*/
713 volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
714 if ((volume->v_casefold & AFPVOL_UTOMUPPER))
715 volume->v_utom_flags |= CONV_TOUPPER;
716 else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
717 volume->v_utom_flags |= CONV_TOLOWER;
719 if ((volume->v_flags & AFPVOL_EILSEQ))
720 volume->v_utom_flags |= CONV__EILSEQ;
722 if (options[VOLOPT_PREEXEC].c_value)
723 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
724 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
726 if (options[VOLOPT_POSTEXEC].c_value)
727 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
729 if (options[VOLOPT_ROOTPREEXEC].c_value)
730 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
731 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
733 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
734 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
736 volume->v_dperm |= volume->v_perm;
737 volume->v_fperm |= volume->v_perm;
739 /* Check EA support on volume */
740 if (volume->v_vfs_ea == AFPVOL_EA_AUTO)
741 check_ea_sys_support(volume);
744 /* get/store uuid from file in afpd master*/
745 if ((parent_or_child == 0) && (volume->v_flags & AFPVOL_TM)) {
746 char *uuid = get_vol_uuid(obj, volume->v_localname);
748 LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
749 volume->v_localname);
751 volume->v_uuid = uuid;
752 LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
753 volume->v_localname, volume->v_uuid);
757 volume->v_next = Volumes;
762 /* ---------------- */
763 static char *myfgets( char *buf, int size, FILE *fp)
769 while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
770 if ( c == '\n' || c == '\r' ) {
771 if (p != buf && *(p -1) == '\\') {
793 /* check access list. this function wants something of the following
795 * @group,name,name2,@group2,name3
797 * a NULL argument allows everybody to have access.
798 * we return three things:
800 * 0: list exists, but name isn't in it
804 #ifndef NO_REAL_USER_NAME
805 /* authentication is case insensitive
806 * FIXME should we do the same with group name?
808 #define access_strcmp strcasecmp
811 #define access_strcmp strcmp
815 static int accessvol(const char *args, const char *name)
817 char buf[MAXPATHLEN + 1], *p;
823 strlcpy(buf, args, sizeof(buf));
824 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
828 if (*p == '@') { /* it's a group */
829 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
831 } else if (access_strcmp(p, name) == 0) /* it's a user name */
833 p = strtok(NULL, ",");
839 static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
842 char buf[MAXPATHLEN + 1], *p, *b;
844 struct sockaddr_storage client;
849 strlcpy(buf, args, sizeof(buf));
850 if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
853 if (obj->proto != AFPPROTO_DSI)
858 char *ipaddr, *mask_char;
859 struct addrinfo hints, *ai;
861 ipaddr = strtok(p, "/");
862 mask_char = strtok(NULL,"/");
864 /* Get address from string with getaddrinfo */
865 memset(&hints, 0, sizeof hints);
866 hints.ai_family = AF_UNSPEC;
867 hints.ai_socktype = SOCK_STREAM;
868 if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
869 LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
874 if (mask_char != NULL)
875 mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
877 if (ai->ai_family == AF_INET) /* IPv4 */
883 /* Apply mask to addresses */
884 client = dsi->client;
885 apply_ip_mask((struct sockaddr *)&client, mask_int);
886 apply_ip_mask(ai->ai_addr, mask_int);
888 if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
889 if (type == VOLOPT_DENIED_HOSTS)
890 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
891 getip_string((struct sockaddr *)&client), volname);
898 p = strtok_r(NULL, ",", &b);
901 if (type == VOLOPT_ALLOWED_HOSTS)
902 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
903 getip_string((struct sockaddr *)&dsi->client), volname);
907 /* ----------------------
909 static int volfile_changed(struct afp_volume_name *p)
919 if (!stat( name, &st) && st.st_mtime > p->mtime) {
920 p->mtime = st.st_mtime;
926 static int vol_section(const char *sec)
928 if (STRCMP(sec, ==, INISEC_GLOBAL) == 0)
930 if (strcmp(sec, INISEC_AFP) == 0)
932 if (strcmp(sec, INISEC_CNID) == 0)
937 /* ----------------------
938 * Read volumes from iniconfig and add the volumes contained within to
939 * the global volume list. This gets called from the forked afpd childs.
940 * The master now reads this too for Zeroconf announcements.
942 static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, struct passwd *pwent)
944 char path[MAXPATHLEN + 1];
945 char volname[AFPVOL_U8MNAMELEN + 1];
946 char tmp[MAXPATHLEN + 1];
951 struct vol_option save_options[VOLOPT_NUM];
952 struct vol_option default_options[VOLOPT_NUM];
953 struct vol_option options[VOLOPT_NUM];
955 LOG(log_debug, logtype_afpd, "readvolfile(\"%s\"): BEGIN", p1->name);
961 memset(default_options, 0, sizeof(default_options));
963 /* Enable some default options for all volumes */
965 default_options[VOLOPT_FLAGS].i_value |= AFPVOL_ACLS;
967 default_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
968 default_options[VOLOPT_UMASK].i_value = obj->options.umask;
969 memcpy(save_options, default_options, sizeof(options));
971 int secnum = iniparser_getnsec(obj->iniconfig);
974 for (i = 0; i < secnum; secname = iniparser_getsecname(obj->iniconfig, i), i++) {
975 if (!vol_section(secname))
977 if ((p = iniparser_getstring(obj->iniconfig, secname, "path")) == NULL)
979 strlcpy(path, p, MAXPATHLEN);
981 strlcpy(volname, secname, AFPVOL_U8MNAMELEN);
983 if (!pwent && obj->username)
984 pwent = getpwnam(obj->username);
986 if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
989 memcpy(options, default_options, sizeof(options));
990 volset(obj->iniconfig, secname, options, default_options);
992 /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
993 allow -> either no list (-1), or in list (1)
994 deny -> either no list (-1), or not in list (0) */
995 if (parent_or_child == 0
997 (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
998 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
999 hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
1000 (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
1002 /* handle read-only behaviour. semantics:
1003 * 1) neither the rolist nor the rwlist exist -> rw
1004 * 2) rolist exists -> ro if user is in it.
1005 * 3) rwlist exists -> ro unless user is in it. */
1006 if (parent_or_child == 1
1008 ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
1010 ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
1011 !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
1012 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
1014 /* do variable substitution for volname */
1015 if (volxlate(obj, tmp, sizeof(tmp) - 1, secname, pwent, path, NULL) == NULL) {
1016 volfree(options, default_options);
1020 creatvol(obj, pwent, path, tmp, options);
1022 volfree(options, default_options);
1024 volfree(save_options, NULL);
1029 /* ------------------------------- */
1030 static void volume_free(struct vol *vol)
1032 free(vol->v_localname);
1033 vol->v_localname = NULL;
1034 free(vol->v_u8mname);
1035 vol->v_u8mname = NULL;
1036 free(vol->v_macname);
1037 vol->v_macname = NULL;
1039 free(vol->v_password);
1041 free(vol->v_volcodepage);
1042 free(vol->v_maccodepage);
1043 free(vol->v_cnidscheme);
1044 free(vol->v_dbpath);
1050 /* ------------------------------- */
1051 static void free_volumes(void )
1054 struct vol *nvol, *ovol;
1056 for ( vol = Volumes; vol; vol = vol->v_next ) {
1057 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1064 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1067 if (vol->v_localname == NULL) {
1068 if (Volumes == vol) {
1073 ovol->v_next = nvol;
1083 /* ------------------------------- */
1084 static void volume_unlink(struct vol *volume)
1086 struct vol *vol, *ovol, *nvol;
1088 if (volume == Volumes) {
1089 Volumes = Volumes->v_next;
1092 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1095 if (vol == volume) {
1096 ovol->v_next = nvol;
1105 * Read band-size info from Info.plist XML file of an TM sparsebundle
1107 * @param path (r) path to Info.plist file
1108 * @return band-size in bytes, -1 on error
1110 static long long int get_tm_bandsize(const char *path)
1115 long long int bandsize = -1;
1117 EC_NULL_LOGSTR( file = fopen(path, "r"),
1118 "get_tm_bandsize(\"%s\"): %s",
1119 path, strerror(errno) );
1121 while (fgets(buf, sizeof(buf), file) != NULL) {
1122 if (strstr(buf, "band-size") == NULL)
1125 if (fscanf(file, " <integer>%lld</integer>", &bandsize) != 1) {
1126 LOG(log_error, logtype_afpd, "get_tm_bandsize(\"%s\"): can't parse band-size", path);
1135 LOG(log_debug, logtype_afpd, "get_tm_bandsize(\"%s\"): bandsize: %lld", path, bandsize);
1140 * Return number on entries in a directory
1142 * @param path (r) path to dir
1143 * @return number of entries, -1 on error
1145 static long long int get_tm_bands(const char *path)
1148 long long int count = 0;
1150 const struct dirent *entry;
1152 EC_NULL( dir = opendir(path) );
1154 while ((entry = readdir(dir)) != NULL)
1156 count -= 2; /* All OSens I'm aware of return "." and "..", so just substract them, avoiding string comparison in loop */
1167 * Calculate used size of a TimeMachine volume
1169 * This assumes that the volume is used only for TimeMachine.
1171 * 1) readdir(path of volume)
1172 * 2) for every element that matches regex "\(.*\)\.sparsebundle$" :
1173 * 3) parse "\1.sparsebundle/Info.plist" and read the band-size XML key integer value
1174 * 4) readdir "\1.sparsebundle/bands/" counting files
1175 * 5) calculate used size as: (file_count - 1) * band-size
1177 * The result of the calculation is returned in "volume->v_tm_used".
1178 * "volume->v_appended" gets reset to 0.
1179 * "volume->v_tm_cachetime" is updated with the current time from time(NULL).
1181 * "volume->v_tm_used" is cached for TM_USED_CACHETIME seconds and updated by
1182 * "volume->v_appended". The latter is increased by X every time the client
1183 * appends X bytes to a file (in fork.c).
1185 * @param vol (rw) volume to calculate
1186 * @return 0 on success, -1 on error
1188 #define TM_USED_CACHETIME 60 /* cache for 60 seconds */
1189 static int get_tm_used(struct vol * restrict vol)
1192 long long int bandsize;
1194 bstring infoplist = NULL;
1195 bstring bandsdir = NULL;
1197 const struct dirent *entry;
1201 time_t now = time(NULL);
1203 if (vol->v_tm_cachetime
1204 && ((vol->v_tm_cachetime + TM_USED_CACHETIME) >= now)) {
1205 if (vol->v_tm_used == -1)
1207 vol->v_tm_used += vol->v_appended;
1208 vol->v_appended = 0;
1209 LOG(log_debug, logtype_afpd, "getused(\"%s\"): cached: %" PRIu64 " bytes",
1210 vol->v_path, vol->v_tm_used);
1214 vol->v_tm_cachetime = now;
1216 EC_NULL( dir = opendir(vol->v_path) );
1218 while ((entry = readdir(dir)) != NULL) {
1219 if (((p = strstr(entry->d_name, "sparsebundle")) != NULL)
1220 && (strlen(entry->d_name) == (p + strlen("sparsebundle") - entry->d_name))) {
1222 EC_NULL_LOG( infoplist = bformat("%s/%s/%s", vol->v_path, entry->d_name, "Info.plist") );
1224 if ((bandsize = get_tm_bandsize(cfrombstr(infoplist))) == -1)
1227 EC_NULL_LOG( bandsdir = bformat("%s/%s/%s/", vol->v_path, entry->d_name, "bands") );
1229 if ((links = get_tm_bands(cfrombstr(bandsdir))) == -1)
1232 used += (links - 1) * bandsize;
1233 LOG(log_debug, logtype_afpd, "getused(\"%s\"): bands: %" PRIu64 " bytes",
1234 cfrombstr(bandsdir), used);
1238 vol->v_tm_used = used;
1242 bdestroy(infoplist);
1248 LOG(log_debug, logtype_afpd, "getused(\"%s\"): %" PRIu64 " bytes", vol->v_path, vol->v_tm_used);
1253 static int getvolspace(struct vol *vol,
1254 uint32_t *bfree, uint32_t *btotal,
1255 VolSpace *xbfree, VolSpace *xbtotal, uint32_t *bsize)
1260 #ifndef NO_QUOTA_SUPPORT
1261 VolSpace qfree, qtotal;
1264 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1265 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1266 maxsize = (afp_version < 22) ? 0x7fffffffL : 0xffffffffL;
1269 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1270 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1271 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1272 goto getvolspace_done;
1277 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal, bsize)) != AFP_OK ) {
1281 #ifndef NO_QUOTA_SUPPORT
1282 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1283 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1284 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1285 *xbfree = MIN(*xbfree, qfree);
1286 *xbtotal = MIN(*xbtotal, qtotal);
1287 goto getvolspace_done;
1291 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1294 if (vol->v_limitsize) {
1295 if (get_tm_used(vol) != 0)
1298 *xbtotal = MIN(*xbtotal, (vol->v_limitsize * 1024 * 1024));
1299 *xbfree = MIN(*xbfree, *xbtotal < vol->v_tm_used ? 0 : *xbtotal - vol->v_tm_used);
1301 LOG(log_debug, logtype_afpd,
1302 "volparams: total: %" PRIu64 ", used: %" PRIu64 ", free: %" PRIu64 " bytes",
1303 *xbtotal, vol->v_tm_used, *xbfree);
1306 *bfree = MIN(*xbfree, maxsize);
1307 *btotal = MIN(*xbtotal, maxsize);
1311 #define FCE_TM_DELTA 10 /* send notification every 10 seconds */
1312 void vol_fce_tm_event(void)
1315 time_t now = time(NULL);
1316 struct vol *vol = Volumes;
1318 if ((last + FCE_TM_DELTA) < now) {
1320 for ( ; vol; vol = vol->v_next ) {
1321 if (vol->v_flags & AFPVOL_TM)
1322 (void)fce_register_tm_size(vol->v_path, vol->v_tm_used + vol->v_appended);
1327 /* -----------------------
1328 * set volume creation date
1329 * avoid duplicate, well at least it tries
1331 static void vol_setdate(uint16_t id, struct adouble *adp, time_t date)
1334 struct vol *vol = Volumes;
1336 for ( volume = Volumes; volume; volume = volume->v_next ) {
1337 if (volume->v_vid == id) {
1340 else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
1342 volume = Volumes; /* restart */
1345 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1346 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1349 /* ----------------------- */
1350 static int getvolparams( uint16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
1353 int bit = 0, isad = 1;
1356 uint32_t bfree, btotal, bsize;
1357 VolSpace xbfree, xbtotal; /* extended bytes */
1358 char *data, *nameoff = NULL;
1361 LOG(log_debug, logtype_afpd, "getvolparams: Volume '%s'", vol->v_localname);
1363 /* courtesy of jallison@whistle.com:
1364 * For MacOS8.x support we need to create the
1365 * .Parent file here if it doesn't exist. */
1367 /* Convert adouble:v2 to adouble:ea on the fly */
1368 (void)ad_convert(vol->v_path, st, vol);
1371 if (ad_open(&ad, vol->v_path, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) != 0 ) {
1373 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1375 } else if (ad_get_MD_flags( &ad ) & O_CREAT) {
1376 slash = strrchr( vol->v_path, '/' );
1380 slash = vol->v_path;
1381 if (ad_getentryoff(&ad, ADEID_NAME)) {
1382 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1383 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1384 ad_getentrylen( &ad, ADEID_NAME ));
1386 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1390 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1391 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1393 vol->v_ctime = aint;
1396 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1397 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1398 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1399 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1400 &bsize) != AFP_OK ) {
1402 ad_close( &ad, ADFLAGS_HF );
1404 return( AFPERR_PARAM );
1409 while ( bitmap != 0 ) {
1410 while (( bitmap & 1 ) == 0 ) {
1418 /* check for read-only.
1419 * NOTE: we don't actually set the read-only flag unless
1420 * it's passed in that way as it's possible to mount
1421 * a read-write filesystem under a read-only one. */
1422 if ((vol->v_flags & AFPVOL_RO) ||
1423 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1424 ashort |= VOLPBIT_ATTR_RO;
1426 /* prior 2.1 only VOLPBIT_ATTR_RO is defined */
1427 if (afp_version > 20) {
1428 if (vol->v_cdb != NULL && (vol->v_cdb->flags & CNID_FLAG_PERSISTENT))
1429 ashort |= VOLPBIT_ATTR_FILEID;
1430 ashort |= VOLPBIT_ATTR_CATSEARCH;
1432 if (afp_version >= 30) {
1433 ashort |= VOLPBIT_ATTR_UTF8;
1434 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1435 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1436 if (vol->v_flags & AFPVOL_TM)
1437 ashort |= VOLPBIT_ATTR_TM;
1438 if (vol->v_flags & AFPVOL_NONETIDS)
1439 ashort |= VOLPBIT_ATTR_NONETIDS;
1440 if (afp_version >= 32) {
1442 ashort |= VOLPBIT_ATTR_EXT_ATTRS;
1443 if (vol->v_flags & AFPVOL_ACLS)
1444 ashort |= VOLPBIT_ATTR_ACLS;
1448 ashort = htons(ashort);
1449 memcpy(data, &ashort, sizeof( ashort ));
1450 data += sizeof( ashort );
1454 ashort = htons( AFPVOLSIG_DEFAULT );
1455 memcpy(data, &ashort, sizeof( ashort ));
1456 data += sizeof( ashort );
1459 case VOLPBIT_CDATE :
1460 aint = vol->v_ctime;
1461 memcpy(data, &aint, sizeof( aint ));
1462 data += sizeof( aint );
1465 case VOLPBIT_MDATE :
1466 if ( st->st_mtime > vol->v_mtime ) {
1467 vol->v_mtime = st->st_mtime;
1469 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1470 memcpy(data, &aint, sizeof( aint ));
1471 data += sizeof( aint );
1474 case VOLPBIT_BDATE :
1475 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1476 aint = AD_DATE_START;
1477 memcpy(data, &aint, sizeof( aint ));
1478 data += sizeof( aint );
1482 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1483 data += sizeof( vol->v_vid );
1486 case VOLPBIT_BFREE :
1487 bfree = htonl( bfree );
1488 memcpy(data, &bfree, sizeof( bfree ));
1489 data += sizeof( bfree );
1492 case VOLPBIT_BTOTAL :
1493 btotal = htonl( btotal );
1494 memcpy(data, &btotal, sizeof( btotal ));
1495 data += sizeof( btotal );
1498 #ifndef NO_LARGE_VOL_SUPPORT
1499 case VOLPBIT_XBFREE :
1500 xbfree = hton64( xbfree );
1501 memcpy(data, &xbfree, sizeof( xbfree ));
1502 data += sizeof( xbfree );
1505 case VOLPBIT_XBTOTAL :
1506 xbtotal = hton64( xbtotal );
1507 memcpy(data, &xbtotal, sizeof( xbtotal ));
1508 data += sizeof( xbfree );
1510 #endif /* ! NO_LARGE_VOL_SUPPORT */
1514 data += sizeof( uint16_t );
1517 case VOLPBIT_BSIZE: /* block size */
1518 bsize = htonl(bsize);
1519 memcpy(data, &bsize, sizeof(bsize));
1520 data += sizeof(bsize);
1525 ad_close( &ad, ADFLAGS_HF );
1527 return( AFPERR_BITMAP );
1533 ashort = htons( data - buf );
1534 memcpy(nameoff, &ashort, sizeof( ashort ));
1535 /* name is always in mac charset */
1536 aint = ucs2_to_charset( vol->v_maccharset, vol->v_macname, data+1, AFPVOL_MACNAMELEN + 1);
1546 ad_close(&ad, ADFLAGS_HF);
1548 *buflen = data - buf;
1552 /* ------------------------- */
1553 static int stat_vol(uint16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
1559 if ( stat( vol->v_path, &st ) < 0 ) {
1561 return( AFPERR_PARAM );
1563 /* save the volume device number */
1564 vol->v_dev = st.st_dev;
1566 buflen = *rbuflen - sizeof( bitmap );
1567 if (( ret = getvolparams( bitmap, vol, &st,
1568 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1572 *rbuflen = buflen + sizeof( bitmap );
1573 bitmap = htons( bitmap );
1574 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1579 /* ------------------------------- */
1580 void load_volumes(AFPObj *obj)
1584 struct passwd *pwent;
1587 if (parent_or_child == 0) {
1588 LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
1590 LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
1593 if (Volumes && volfile_changed(&obj->options.volfile))
1596 /* try putting a read lock on the volume file twice, sleep 1 second if first attempt fails */
1598 fd = open(p1->name, O_RDWR);
1599 if (fd != -1 && fstat(fd, &st) == 0)
1600 p1->mtime = st.st_mtime;
1602 if ((read_lock(fd, 0, SEEK_SET, 0)) != 0) {
1605 LOG(log_error, logtype_afpd, "readvolfile: can't lock volume file \"%s\"", path);
1614 iniparser_freedict(obj->iniconfig);
1615 obj->iniconfig = iniparser_load(obj->configfile);
1618 pwent = getpwnam(obj->username);
1622 readvolfile(obj, &obj->options.volfile, pwent);
1624 if ( obj->options.flags & OPTION_CLOSEVOL) {
1626 for ( vol = Volumes; vol; vol = vol->v_next ) {
1627 if (vol->v_deleted && !vol->v_new ) {
1641 /* ------------------------------- */
1642 int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1655 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1656 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1659 if ( stat( volume->v_path, &st ) < 0 ) {
1660 LOG(log_info, logtype_afpd, "afp_getsrvrparms(%s): stat: %s",
1661 volume->v_path, strerror(errno) );
1662 continue; /* can't access directory */
1664 if (!S_ISDIR(st.st_mode)) {
1665 continue; /* not a dir */
1667 accessmode(volume, volume->v_path, &ma, NULL, &st);
1668 if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
1669 continue; /* no r-x access */
1672 if (volume->v_hide) {
1673 continue; /* config file changed but the volume was mounted */
1676 if (utf8_encoding()) {
1677 len = ucs2_to_charset_allocate(CH_UTF8_MAC, &namebuf, volume->v_u8mname);
1679 len = ucs2_to_charset_allocate(obj->options.maccharset, &namebuf, volume->v_macname);
1682 if (len == (size_t)-1)
1685 /* set password bit if there's a volume password */
1686 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1688 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1690 memcpy(data, namebuf, len );
1696 *rbuflen = data - rbuf;
1698 if ( gettimeofday( &tv, NULL ) < 0 ) {
1699 LOG(log_error, logtype_afpd, "afp_getsrvrparms(%s): gettimeofday: %s", volume->v_path, strerror(errno) );
1701 return AFPERR_PARAM;
1703 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1704 memcpy(data, &tv.tv_sec, sizeof( uint32_t));
1705 data += sizeof( uint32_t);
1710 /* ------------------------- */
1711 static int volume_codepage(AFPObj *obj, struct vol *volume)
1713 struct charset_functions *charset;
1716 if (!volume->v_volcodepage)
1717 volume->v_volcodepage = strdup("UTF8");
1719 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1720 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1724 if ( NULL == (charset = find_charset_functions(volume->v_volcodepage)) || charset->flags & CHARSET_ICONV ) {
1725 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1728 if (!volume->v_maccodepage)
1729 volume->v_maccodepage = strdup(obj->options.maccodepage);
1731 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1732 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1736 if ( NULL == ( charset = find_charset_functions(volume->v_maccodepage)) || ! (charset->flags & CHARSET_CLIENT) ) {
1737 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1740 volume->v_kTextEncoding = htonl(charset->kTextEncoding);
1744 /* ------------------------- */
1745 static int volume_openDB(struct vol *volume)
1749 if ((volume->v_flags & AFPVOL_NODEV)) {
1750 flags |= CNID_FLAG_NODEV;
1753 if (volume->v_cnidscheme == NULL) {
1754 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1755 LOG(log_info, logtype_afpd, "Volume %s use CNID scheme %s.",
1756 volume->v_path, volume->v_cnidscheme);
1759 LOG(log_info, logtype_afpd, "CNID server: %s:%s",
1760 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1761 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1764 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
1766 /* Legacy pre 2.1 way of sharing eg CD-ROM */
1767 if (strcmp(volume->v_cnidscheme, "last") == 0) {
1768 /* "last" is gone. We support it by switching to in-memory "tdb" */
1769 volume->v_cnidscheme = strdup("tdb");
1770 flags |= CNID_FLAG_MEMORY;
1773 /* New way of sharing CD-ROM */
1774 if (volume->v_flags & AFPVOL_CDROM) {
1775 flags |= CNID_FLAG_MEMORY;
1776 if (strcmp(volume->v_cnidscheme, "tdb") != 0) {
1777 free(volume->v_cnidscheme);
1778 volume->v_cnidscheme = strdup("tdb");
1779 LOG(log_info, logtype_afpd, "Volume %s is ejectable, switching to scheme %s.",
1780 volume->v_path, volume->v_cnidscheme);
1785 volume->v_cdb = cnid_open(volume->v_path,
1787 volume->v_cnidscheme,
1789 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1790 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1792 if ( ! volume->v_cdb && ! (flags & CNID_FLAG_MEMORY)) {
1793 /* The first attempt failed and it wasn't yet an attempt to open in-memory */
1794 LOG(log_error, logtype_afpd, "Can't open volume \"%s\" CNID backend \"%s\" ",
1795 volume->v_path, volume->v_cnidscheme);
1796 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
1798 flags |= CNID_FLAG_MEMORY;
1799 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, "tdb", flags, NULL, NULL);
1801 /* kill ourself with SIGUSR2 aka msg pending */
1802 if (volume->v_cdb) {
1803 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
1804 "Check server messages for details!");
1805 kill(getpid(), SIGUSR2);
1806 /* deactivate cnid caching/storing in AppleDouble files */
1811 return (!volume->v_cdb)?-1:0;
1815 Check if the underlying filesystem supports EAs for ea:sys volumes.
1816 If not, switch to ea:ad.
1817 As we can't check (requires write access) on ro-volumes, we switch ea:auto
1818 volumes that are options:ro to ea:none.
1820 static void check_ea_sys_support(struct vol *vol)
1822 uid_t process_uid = 0;
1823 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
1824 const char *eacontent = "yes";
1826 if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
1828 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
1829 LOG(log_info, logtype_afpd, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
1830 vol->v_vfs_ea = AFPVOL_EA_NONE;
1836 process_uid = geteuid();
1838 if (seteuid(0) == -1) {
1839 LOG(log_error, logtype_afpd, "check_ea_sys_support: can't seteuid(0): %s", strerror(errno));
1843 if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
1844 sys_removexattr(vol->v_path, eaname);
1845 vol->v_vfs_ea = AFPVOL_EA_SYS;
1847 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
1849 vol->v_vfs_ea = AFPVOL_EA_AD;
1853 if (seteuid(process_uid) == -1) {
1854 LOG(log_error, logtype_afpd, "can't seteuid back %s", strerror(errno));
1861 /* -------------------------
1862 * we are the user here
1864 int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1875 char path[ MAXPATHLEN + 1];
1881 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1882 bitmap = ntohs( bitmap );
1883 ibuf += sizeof( bitmap );
1886 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
1887 return AFPERR_BITMAP;
1890 len = (unsigned char)*ibuf++;
1891 volname = obj->oldtmp;
1893 if ((volname_tmp = strchr(volname,'+')) != NULL)
1894 volname = volname_tmp+1;
1896 if (utf8_encoding()) {
1897 namelen = convert_string(CH_UTF8_MAC, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
1899 namelen = convert_string(obj->options.maccharset, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
1902 if ( namelen <= 0) {
1903 return AFPERR_PARAM;
1907 if ((len + 1) & 1) /* pad to an even boundary */
1912 for ( volume = Volumes; volume; volume = volume->v_next ) {
1913 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
1918 if ( volume == NULL ) {
1919 return AFPERR_PARAM;
1922 /* check for a volume password */
1923 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
1924 return AFPERR_ACCESS;
1927 if (( volume->v_flags & AFPVOL_OPEN ) ) {
1928 /* the volume is already open */
1929 return stat_vol(bitmap, volume, rbuf, rbuflen);
1932 if (volume->v_root_preexec) {
1933 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
1934 LOG(log_error, logtype_afpd, "afp_openvol(%s): root preexec : %d", volume->v_path, ret );
1939 if (volume->v_preexec) {
1940 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
1941 LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret );
1946 if ( stat( volume->v_path, &st ) < 0 ) {
1947 return AFPERR_PARAM;
1950 if ( chdir( volume->v_path ) < 0 ) {
1951 return AFPERR_PARAM;
1954 if ( NULL == getcwd(path, MAXPATHLEN)) {
1955 /* shouldn't be fatal but it will fail later */
1956 LOG(log_error, logtype_afpd, "afp_openvol(%s): volume pathlen too long", volume->v_path);
1960 /* Normalize volume path */
1961 #ifdef REALPATH_TAKES_NULL
1962 if ((volume->v_path = realpath(path, NULL)) == NULL)
1965 if ((volume->v_path = malloc(MAXPATHLEN+1)) == NULL)
1967 if (realpath(path, volume->v_path) == NULL) {
1968 free(volume->v_path);
1971 /* Safe some memory */
1973 if ((tmp = strdup(volume->v_path)) == NULL) {
1974 free(volume->v_path);
1977 free(volume->v_path);
1978 volume->v_path = tmp;
1981 if (volume_codepage(obj, volume) < 0) {
1986 /* initialize volume variables
1989 if (utf8_encoding()) {
1990 volume->max_filename = UTF8FILELEN_EARLY;
1993 volume->max_filename = MACFILELEN;
1996 volume->v_flags |= AFPVOL_OPEN;
1997 volume->v_cdb = NULL;
1999 if (utf8_encoding()) {
2000 len = convert_string_allocate(CH_UCS2, CH_UTF8_MAC, volume->v_u8mname, namelen, &vol_mname);
2002 len = convert_string_allocate(CH_UCS2, obj->options.maccharset, volume->v_macname, namelen, &vol_mname);
2004 if ( !vol_mname || len <= 0) {
2009 if ((vol_uname = strrchr(path, '/')) == NULL)
2011 else if (*(vol_uname + 1) != '\0')
2014 if ((dir = dir_new(vol_mname,
2019 bfromcstr(volume->v_path),
2023 LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) );
2028 volume->v_root = dir;
2031 if (volume_openDB(volume) < 0) {
2032 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID or invalid CNID backend for %s: %s",
2033 volume->v_path, volume->v_cnidscheme);
2038 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
2040 if (ret == AFP_OK) {
2041 handle_special_folders(volume);
2043 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
2044 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
2048 * If you mount a volume twice, the second time the trash appears on
2049 * the desk-top. That's because the Mac remembers the DID for the
2050 * trash (even for volumes in different zones, on different servers).
2051 * Just so this works better, we prime the DID cache with the trash,
2052 * fixing the trash at DID 17.
2053 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
2055 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2057 /* FIXME find db time stamp */
2058 if (cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp)) < 0) {
2059 LOG (log_error, logtype_afpd,
2060 "afp_openvol(%s): Fatal error: Unable to get stamp value from CNID backend",
2068 cname( volume, volume->v_root, &p );
2074 if (volume->v_root) {
2075 dir_free( volume->v_root );
2076 volume->v_root = NULL;
2079 volume->v_flags &= ~AFPVOL_OPEN;
2080 if (volume->v_cdb != NULL) {
2081 cnid_close(volume->v_cdb);
2082 volume->v_cdb = NULL;
2088 /* ------------------------- */
2089 static void closevol(struct vol *vol)
2094 dir_free( vol->v_root );
2096 if (vol->v_cdb != NULL) {
2097 cnid_close(vol->v_cdb);
2101 if (vol->v_postexec) {
2102 afprun(0, vol->v_postexec, NULL);
2104 if (vol->v_root_postexec) {
2105 afprun(1, vol->v_root_postexec, NULL);
2109 /* ------------------------- */
2110 void close_all_vol(void)
2114 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2115 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2116 ovol->v_flags &= ~AFPVOL_OPEN;
2122 /* ------------------------- */
2123 static void deletevol(struct vol *vol)
2127 vol->v_flags &= ~AFPVOL_OPEN;
2128 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2129 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2133 if ( ovol != NULL ) {
2134 /* Even if chdir fails, we can't say afp_closevol fails. */
2135 if ( chdir( ovol->v_path ) == 0 ) {
2136 curdir = ovol->v_root;
2141 if (vol->v_deleted) {
2142 showvol(vol->v_name);
2149 /* ------------------------- */
2150 int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2157 memcpy(&vid, ibuf, sizeof( vid ));
2158 if (NULL == ( vol = getvolbyvid( vid )) ) {
2159 return( AFPERR_PARAM );
2168 /* ------------------------- */
2169 struct vol *getvolbyvid(const uint16_t vid )
2173 for ( vol = Volumes; vol; vol = vol->v_next ) {
2174 if ( vid == vol->v_vid ) {
2178 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
2187 /* ------------------------ */
2188 static int ext_cmp_key(const void *key, const void *obj)
2190 const char *p = key;
2191 const struct extmap *em = obj;
2192 return strdiacasecmp(p, em->em_ext);
2194 struct extmap *getextmap(const char *path)
2199 if (!Extmap_cnt || NULL == ( p = strrchr( path, '.' )) ) {
2200 return( Defextmap );
2204 return( Defextmap );
2206 em = bsearch(p, Extmap, Extmap_cnt, sizeof(struct extmap), ext_cmp_key);
2210 return( Defextmap );
2214 /* ------------------------- */
2215 struct extmap *getdefextmap(void)
2217 return( Defextmap );
2220 /* --------------------------
2221 poll if a volume is changed by other processes.
2223 0 no attention msg sent
2224 1 attention msg sent
2225 -1 error (socket closed)
2227 Note: if attention return -1 no packet has been
2228 sent because the buffer is full, we don't care
2229 either there's no reader or there's a lot of
2230 traffic and another pollvoltime will follow
2232 int pollvoltime(AFPObj *obj)
2239 if (!(afp_version > 21 && obj->options.server_notif))
2242 if ( gettimeofday( &tv, NULL ) < 0 )
2245 for ( vol = Volumes; vol; vol = vol->v_next ) {
2246 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
2247 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
2248 vol->v_mtime = st.st_mtime;
2249 if (!obj->attention(obj->dsi, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
2258 /* ------------------------- */
2259 void setvoltime(AFPObj *obj, struct vol *vol)
2263 if ( gettimeofday( &tv, NULL ) < 0 ) {
2264 LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) );
2267 if( utime( vol->v_path, NULL ) < 0 ) {
2268 /* write of time failed ... probably a read only filesys,
2269 * where no other users can interfere, so there's no issue here
2273 /* a little granularity */
2274 if (vol->v_mtime < tv.tv_sec) {
2275 vol->v_mtime = tv.tv_sec;
2276 /* or finder doesn't update free space
2277 * AFP 3.2 and above clients seem to be ok without so many notification
2279 if (afp_version < 32 && obj->options.server_notif) {
2280 obj->attention(obj->dsi, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
2285 /* ------------------------- */
2286 int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
2289 uint16_t vid, bitmap;
2292 memcpy(&vid, ibuf, sizeof( vid ));
2293 ibuf += sizeof( vid );
2294 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2295 bitmap = ntohs( bitmap );
2297 if (NULL == ( vol = getvolbyvid( vid )) ) {
2299 return( AFPERR_PARAM );
2302 return stat_vol(bitmap, vol, rbuf, rbuflen);
2305 /* ------------------------- */
2306 int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2310 uint16_t vid, bitmap;
2316 memcpy(&vid, ibuf, sizeof( vid ));
2317 ibuf += sizeof( vid );
2318 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2319 bitmap = ntohs( bitmap );
2320 ibuf += sizeof(bitmap);
2322 if (( vol = getvolbyvid( vid )) == NULL ) {
2323 return( AFPERR_PARAM );
2326 if ((vol->v_flags & AFPVOL_RO))
2327 return AFPERR_VLOCK;
2329 /* we can only set the backup date. */
2330 if (bitmap != (1 << VOLPBIT_BDATE))
2331 return AFPERR_BITMAP;
2334 if ( ad_open(&ad, vol->v_path, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR) < 0 ) {
2336 return AFPERR_VLOCK;
2338 return AFPERR_ACCESS;
2341 memcpy(&aint, ibuf, sizeof(aint));
2342 ad_setdate(&ad, AD_DATE_BACKUP, aint);
2344 ad_close(&ad, ADFLAGS_HF);
2349 * precreate a folder
2350 * this is only intended for folders in the volume root
2351 * It will *not* work if the folder name contains extended characters
2353 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2362 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2364 LOG(log_error, logtype_afpd,"malloc failed");
2368 q=strdup(folder->name);
2370 LOG(log_error, logtype_afpd,"malloc failed");
2374 strcpy(p, vol->v_path);
2379 if ((vol->v_casefold & AFPVOL_MTOUUPPER))
2381 else if ((vol->v_casefold & AFPVOL_MTOULOWER))
2387 if ( (ret = stat( p, &st )) < 0 ) {
2388 if (folder->precreate) {
2389 if (ad_mkdir(p, folder->mode)) {
2390 LOG(log_debug, logtype_afpd,"Creating '%s' failed in %s: %s", p, vol->v_path, strerror(errno));
2399 if ( !ret && folder->hide) {
2402 if (ad_open(&ad, p, ADFLAGS_HF | ADFLAGS_DIR | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) != 0) {
2408 ad_setname(&ad, folder->name);
2410 ad_getattr(&ad, &attr);
2411 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2412 ad_setattr(&ad, attr);
2414 /* do the same with the finder info */
2415 if (ad_entry(&ad, ADEID_FINDERI)) {
2416 memcpy(&attr, ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF, sizeof(attr));
2417 attr |= htons(FINDERINFO_INVISIBLE);
2418 memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr));
2422 ad_close(&ad, ADFLAGS_HF);
2429 static void handle_special_folders (const struct vol * vol)
2431 const _special_folder *p = &special_folders[0];
2434 process_uid = geteuid();
2436 if (seteuid(0) == -1) {
2441 for (; p->name != NULL; p++) {
2442 create_special_folder (vol, p);
2446 if (seteuid(process_uid) == -1) {
2447 LOG(log_error, logtype_logger, "can't seteuid back %s", strerror(errno));
2453 const struct vol *getvolumes(void)
2458 void unload_volumes(void)
2460 LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
2465 * Get a volumes UUID from the config file.
2466 * If there is none, it is generated and stored there.
2468 * Returns pointer to allocated storage on success, NULL on error.
2470 static char *get_vol_uuid(const AFPObj *obj, const char *volname)
2473 char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
2475 struct stat tmpstat;
2478 if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
2479 /* scan in the conf file */
2480 while (fgets(buf, sizeof(buf), fp) != NULL) {
2482 while (p && isblank(*p))
2484 if (!p || (*p == '#') || (*p == '\n'))
2485 continue; /* invalid line */
2488 if ((volname_conf = strtok( p, "\"" )) == NULL)
2489 continue; /* syntax error */
2491 if ((volname_conf = strtok( p, " \t" )) == NULL)
2492 continue; /* syntax error: invalid name */
2494 p = strchr(p, '\0');
2497 continue; /* syntax error */
2499 if (strcmp(volname, volname_conf) != 0)
2500 continue; /* another volume name */
2502 while (p && isblank(*p))
2505 if (sscanf(p, "%36s", uuid) == 1 ) {
2506 for (int i=0; uuid[i]; i++)
2507 uuid[i] = toupper(uuid[i]);
2508 LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
2510 return strdup(uuid);
2518 /* not found or no file, reopen in append mode */
2520 if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
2521 if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
2522 LOG(log_error, logtype_afpd, "ERROR: Cannot create %s (%s).",
2523 obj->options.uuidconf, strerror(errno));
2526 if (( fp = fdopen( fd, "w" )) == NULL ) {
2527 LOG(log_error, logtype_afpd, "ERROR: Cannot fdopen %s (%s).",
2528 obj->options.uuidconf, strerror(errno));
2532 } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
2533 LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
2534 obj->options.uuidconf, strerror(errno));
2537 fseek(fp, 0L, SEEK_END);
2538 if(ftell(fp) == 0) { /* size = 0 */
2539 fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
2540 fprintf(fp, "# This file is auto-generated by afpd\n");
2541 fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
2543 fseek(fp, -1L, SEEK_END);
2544 if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
2547 /* generate uuid and write to file */
2550 randombytes((void *)id, 16);
2551 cp = uuid_bin2string(id);
2553 LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, cp);
2555 fprintf(fp, "\"%s\"\t%36s\n", volname, cp);