2 * Copyright (c) 1990,1993 Regents of The University of Michigan.
3 * All Rights Reserved. See COPYRIGHT.
8 #endif /* HAVE_CONFIG_H */
23 #else /* STDC_HEADERS */
27 #endif /* HAVE_STRCHR */
28 char *strchr (), *strrchr ();
30 #define memcpy(d,s,n) bcopy ((s), (d), (n))
31 #define memmove(d,s,n) bcopy ((s), (d), (n))
32 #endif /* ! HAVE_MEMCPY */
33 #endif /* STDC_HEADERS */
34 #include <sys/param.h>
35 #include <sys/socket.h>
36 #include <netinet/in.h>
37 #include <arpa/inet.h>
39 #include <atalk/asp.h>
40 #include <atalk/dsi.h>
41 #include <atalk/adouble.h>
42 #include <atalk/afp.h>
43 #include <atalk/util.h>
44 #include <atalk/volinfo.h>
45 #include <atalk/logger.h>
46 #include <atalk/vfs.h>
47 #include <atalk/uuid.h>
50 #include <atalk/cnid.h>
54 #include "directory.h"
63 extern int afprun(int root, char *cmd, int *outfd);
66 #define MIN(a, b) ((a) < (b) ? (a) : (b))
69 #ifndef NO_LARGE_VOL_SUPPORT
70 #if BYTE_ORDER == BIG_ENDIAN
73 #else /* BYTE_ORDER == BIG_ENDIAN */
74 #define hton64(x) ((u_int64_t) (htonl(((x) >> 32) & 0xffffffffLL)) | \
75 (u_int64_t) ((htonl(x) & 0xffffffffLL) << 32))
76 #define ntoh64(x) (hton64(x))
77 #endif /* BYTE_ORDER == BIG_ENDIAN */
78 #endif /* ! NO_LARGE_VOL_SUPPORT */
80 #ifndef UUID_PRINTABLE_STRING_LENGTH
81 #define UUID_PRINTABLE_STRING_LENGTH 37
85 struct vol *current_vol; /* last volume from getvolbyvid() */
87 static struct vol *Volumes = NULL;
88 static u_int16_t lastvid = 0;
89 static char *Trash = "\02\024Network Trash Folder";
91 static struct extmap *Extmap = NULL, *Defextmap = NULL;
92 static int Extmap_cnt;
93 static void free_extmap(void);
95 #define VOLOPT_ALLOW 0 /* user allow list */
96 #define VOLOPT_DENY 1 /* user deny list */
97 #define VOLOPT_RWLIST 2 /* user rw list */
98 #define VOLOPT_ROLIST 3 /* user ro list */
99 #define VOLOPT_PASSWORD 4 /* volume password */
100 #define VOLOPT_CASEFOLD 5 /* character case mangling */
101 #define VOLOPT_FLAGS 6 /* various flags */
102 #define VOLOPT_DBPATH 7 /* path to database */
103 #define VOLOPT_LIMITSIZE 8 /* Limit the size of the volume */
105 #define VOLOPT_VETO 10 /* list of veto filespec */
106 #define VOLOPT_PREEXEC 11 /* preexec command */
107 #define VOLOPT_ROOTPREEXEC 12 /* root preexec command */
108 #define VOLOPT_POSTEXEC 13 /* postexec command */
109 #define VOLOPT_ROOTPOSTEXEC 14 /* root postexec command */
110 #define VOLOPT_ENCODING 15 /* mac encoding (pre OSX)*/
111 #define VOLOPT_MACCHARSET 16
112 #define VOLOPT_CNIDSCHEME 17
113 #define VOLOPT_ADOUBLE 18 /* adouble version */
119 #define VOLOPT_FORCEUID 19 /* force uid for username x */
120 #define VOLOPT_FORCEGID 20 /* force gid for group x */
121 #endif /* FORCE_UIDGID */
123 #define VOLOPT_UMASK 21
124 #define VOLOPT_ALLOWED_HOSTS 22
125 #define VOLOPT_DENIED_HOSTS 23
126 #define VOLOPT_DPERM 24 /* dperm default directories perms */
127 #define VOLOPT_FPERM 25 /* fperm default files perms */
128 #define VOLOPT_DFLTPERM 26 /* perm */
129 #define VOLOPT_EA_VFS 27 /* Extended Attributes vfs indirection */
130 #define VOLOPT_CNIDSERVER 28 /* CNID Server ip address*/
131 #define VOLOPT_CNIDPORT 30 /* CNID server tcp port */
133 #define VOLOPT_MAX 31 /* <== IMPORTANT !!!!!! */
134 #define VOLOPT_NUM (VOLOPT_MAX + 1)
137 #define VOLOPT_DEFAULT ":DEFAULT:"
138 #define VOLOPT_DEFAULT_LEN 9
145 typedef struct _special_folder {
152 static const _special_folder special_folders[] = {
153 {"Network Trash Folder", 1, 0777, 1},
154 {"Temporary Items", 1, 0777, 1},
155 {".AppleDesktop", 1, 0777, 0},
157 {"TheFindByContentFolder", 0, 0, 1},
158 {"TheVolumeSettingsFolder", 0, 0, 1},
162 /* Forward declarations */
163 static void handle_special_folders (const struct vol *);
164 static void deletevol(struct vol *vol);
165 static void volume_free(struct vol *vol);
166 static void check_ea_sys_support(struct vol *vol);
168 static void volfree(struct vol_option *options, const struct vol_option *save)
173 for (i = 0; i < VOLOPT_MAX; i++) {
174 if (options[i].c_value && (options[i].c_value != save[i].c_value))
175 free(options[i].c_value);
178 for (i = 0; i < VOLOPT_MAX; i++) {
179 if (options[i].c_value)
180 free(options[i].c_value);
186 #define is_var(a, b) (strncmp((a), (b), 2) == 0)
189 * Handle variable substitutions. here's what we understand:
190 * $b -> basename of path
191 * $c -> client ip/appletalk address
192 * $d -> volume pathname on server
193 * $f -> full name (whatever's in the gecos field)
196 * $i -> client ip/appletalk address without port
197 * $s -> server name (hostname if it doesn't exist)
198 * $u -> username (guest is usually nobody)
199 * $v -> volume name or basename if null
200 * $z -> zone (may not exist)
203 * This get's called from readvolfile with
204 * path = NULL, volname = NULL for xlating the volumes path
205 * path = path, volname = NULL for xlating the volumes name
206 * ... and from volumes options parsing code when xlating eg dbpath with
207 * path = path, volname = volname
209 * Using this information we can reject xlation of any variable depeninding on a login
210 * context which is not given in the afp master, where we must evaluate this whole stuff
211 * too for the Zeroconf announcements.
213 static char *volxlate(AFPObj *obj,
226 int xlatevolname = 0;
228 if (! ((DSI *)obj->handle)->child)
231 if (path && !volname)
239 dest = calloc(destlen +1, 1);
245 strlcpy(dest, src, destlen +1);
246 if ((p = strchr(src, '$')) == NULL) /* nothing to do */
249 /* first part of the path. just forward to the next variable. */
250 len = MIN((size_t)(p - src), destlen);
256 while (p && destlen > 0) {
257 /* now figure out what the variable is */
259 if (is_var(p, "$b")) {
260 if (afpmaster && xlatevolname)
263 if ((q = strrchr(path, '/')) == NULL)
265 else if (*(q + 1) != '\0')
268 } else if (is_var(p, "$c")) {
269 if (afpmaster && xlatevolname)
271 if (obj->proto == AFPPROTO_ASP) {
272 ASP asp = obj->handle;
274 len = sprintf(dest, "%u.%u", ntohs(asp->asp_sat.sat_addr.s_net),
275 asp->asp_sat.sat_addr.s_node);
279 } else if (obj->proto == AFPPROTO_DSI) {
280 DSI *dsi = obj->handle;
281 len = sprintf(dest, "%s:%u",
282 getip_string((struct sockaddr *)&dsi->client),
283 getip_port((struct sockaddr *)&dsi->client));
287 } else if (is_var(p, "$d")) {
288 if (afpmaster && xlatevolname)
291 } else if (pwd && is_var(p, "$f")) {
292 if (afpmaster && xlatevolname)
294 if ((r = strchr(pwd->pw_gecos, ',')))
297 } else if (pwd && is_var(p, "$g")) {
298 if (afpmaster && xlatevolname)
300 struct group *grp = getgrgid(pwd->pw_gid);
303 } else if (is_var(p, "$h")) {
304 q = obj->options.hostname;
305 } else if (is_var(p, "$i")) {
306 if (afpmaster && xlatevolname)
308 if (obj->proto == AFPPROTO_ASP) {
309 ASP asp = obj->handle;
311 len = sprintf(dest, "%u", ntohs(asp->asp_sat.sat_addr.s_net));
315 } else if (obj->proto == AFPPROTO_DSI) {
316 DSI *dsi = obj->handle;
317 q = getip_string((struct sockaddr *)&dsi->client);
319 } else if (is_var(p, "$s")) {
322 else if (obj->options.server) {
323 q = obj->options.server;
325 q = obj->options.hostname;
326 } else if (obj->username && is_var(p, "$u")) {
327 if (afpmaster && xlatevolname)
330 if ( obj->options.ntseparator && (sep = strchr(obj->username, obj->options.ntseparator[0])) != NULL)
334 } else if (is_var(p, "$v")) {
335 if (afpmaster && xlatevolname)
341 if ((q = strrchr(path, '/')) == NULL)
343 else if (*(q + 1) != '\0')
346 } else if (is_var(p, "$z")) {
348 } else if (is_var(p, "$$")) {
353 /* copy the stuff over. if we don't understand something that we
354 * should, just skip it over. */
356 len = MIN(p == q ? 2 : strlen(q), destlen);
357 strncpy(dest, q, len);
362 /* stuff up to next $ */
364 p = strchr(src, '$');
365 len = p ? MIN((size_t)(p - src), destlen) : destlen;
367 strncpy(dest, src, len);
375 /* to make sure that val is valid, make sure to select an opt that
377 static int optionok(const char *buf, const char *opt, const char *val)
379 if (!strstr(buf,opt))
387 /* -------------------- */
388 static void setoption(struct vol_option *options, struct vol_option *save, int opt, const char *val)
390 if (options[opt].c_value && (!save || options[opt].c_value != save[opt].c_value))
391 free(options[opt].c_value);
392 options[opt].c_value = strdup(val + 1);
395 /* ------------------------------------------
396 handle all the options. tmp can't be NULL. */
397 static void volset(struct vol_option *options, struct vol_option *save,
398 char *volname, int vlen,
403 val = strchr(tmp, ':');
405 /* we'll assume it's a volume name. */
406 strncpy(volname, tmp, vlen);
411 LOG(log_debug, logtype_afpd, "Parsing volset %s", val);
413 if (optionok(tmp, "allow:", val)) {
414 setoption(options, save, VOLOPT_ALLOW, val);
416 } else if (optionok(tmp, "deny:", val)) {
417 setoption(options, save, VOLOPT_DENY, val);
419 } else if (optionok(tmp, "rwlist:", val)) {
420 setoption(options, save, VOLOPT_RWLIST, val);
422 } else if (optionok(tmp, "rolist:", val)) {
423 setoption(options, save, VOLOPT_ROLIST, val);
425 } else if (optionok(tmp, "codepage:", val)) {
426 LOG (log_error, logtype_afpd, "The old codepage system has been removed. Please make sure to read the documentation !!!!");
427 /* Make sure we don't screw anything */
429 } else if (optionok(tmp, "volcharset:", val)) {
430 setoption(options, save, VOLOPT_ENCODING, val);
431 } else if (optionok(tmp, "maccharset:", val)) {
432 setoption(options, save, VOLOPT_MACCHARSET, val);
433 } else if (optionok(tmp, "veto:", val)) {
434 setoption(options, save, VOLOPT_VETO, val);
435 } else if (optionok(tmp, "cnidscheme:", val)) {
436 setoption(options, save, VOLOPT_CNIDSCHEME, val);
437 } else if (optionok(tmp, "casefold:", val)) {
438 if (strcasecmp(val + 1, "tolower") == 0)
439 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMLOWER;
440 else if (strcasecmp(val + 1, "toupper") == 0)
441 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMUPPER;
442 else if (strcasecmp(val + 1, "xlatelower") == 0)
443 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UUPPERMLOWER;
444 else if (strcasecmp(val + 1, "xlateupper") == 0)
445 options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER;
446 } else if (optionok(tmp, "adouble:", val)) {
447 if (strcasecmp(val + 1, "v2") == 0)
448 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
449 else if (strcasecmp(val + 1, "ea") == 0)
450 options[VOLOPT_ADOUBLE].i_value = AD_VERSION_EA;
451 } else if (optionok(tmp, "options:", val)) {
454 if ((p = strtok(val + 1, ",")) == NULL) /* nothing */
458 if (strcasecmp(p, "prodos") == 0)
459 options[VOLOPT_FLAGS].i_value |= AFPVOL_A2VOL;
460 else if (strcasecmp(p, "mswindows") == 0) {
461 options[VOLOPT_FLAGS].i_value |= AFPVOL_MSWINDOWS | AFPVOL_USEDOTS;
462 } else if (strcasecmp(p, "crlf") == 0)
463 options[VOLOPT_FLAGS].i_value |= AFPVOL_CRLF;
464 else if (strcasecmp(p, "noadouble") == 0)
465 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOADOUBLE;
466 else if (strcasecmp(p, "ro") == 0)
467 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
468 else if (strcasecmp(p, "nohex") == 0)
469 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
470 else if (strcasecmp(p, "usedots") == 0)
471 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
472 else if (strcasecmp(p, "invisibledots") == 0)
473 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_INV_DOTS;
474 else if (strcasecmp(p, "limitsize") == 0)
475 options[VOLOPT_FLAGS].i_value |= AFPVOL_LIMITSIZE;
476 /* support for either "dropbox" or "dropkludge" */
477 else if (strcasecmp(p, "dropbox") == 0)
478 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
479 else if (strcasecmp(p, "dropkludge") == 0)
480 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
481 else if (strcasecmp(p, "nofileid") == 0)
482 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOFILEID;
483 else if (strcasecmp(p, "nostat") == 0)
484 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
485 else if (strcasecmp(p, "preexec_close") == 0)
486 options[VOLOPT_PREEXEC].i_value = 1;
487 else if (strcasecmp(p, "root_preexec_close") == 0)
488 options[VOLOPT_ROOTPREEXEC].i_value = 1;
489 else if (strcasecmp(p, "upriv") == 0)
490 options[VOLOPT_FLAGS].i_value |= AFPVOL_UNIX_PRIV;
491 else if (strcasecmp(p, "nodev") == 0)
492 options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
493 else if (strcasecmp(p, "caseinsensitive") == 0)
494 options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
495 else if (strcasecmp(p, "illegalseq") == 0)
496 options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
497 else if (strcasecmp(p, "nocnidcache") == 0)
498 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_CACHE;
499 else if (strcasecmp(p, "tm") == 0)
500 options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
501 else if (strcasecmp(p, "searchdb") == 0)
502 options[VOLOPT_FLAGS].i_value |= AFPVOL_SEARCHDB;
503 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
505 else if (strcasecmp(p, "cdrom") == 0)
506 options[VOLOPT_FLAGS].i_value |= AFPVOL_CDROM | AFPVOL_RO;
508 p = strtok(NULL, ",");
511 } else if (optionok(tmp, "cnidserver:", val)) {
512 setoption(options, save, VOLOPT_CNIDSERVER, val);
514 char *p = strrchr(val + 1, ':');
517 setoption(options, save, VOLOPT_CNIDPORT, p);
520 LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
521 volname, val + 1, p ? p + 1 : Cnid_port);
523 } else if (optionok(tmp, "dbpath:", val)) {
524 setoption(options, save, VOLOPT_DBPATH, val);
526 } else if (optionok(tmp, "umask:", val)) {
527 options[VOLOPT_UMASK].i_value = (int)strtol(val +1, NULL, 8);
528 } else if (optionok(tmp, "dperm:", val)) {
529 options[VOLOPT_DPERM].i_value = (int)strtol(val+1, NULL, 8);
530 } else if (optionok(tmp, "fperm:", val)) {
531 options[VOLOPT_FPERM].i_value = (int)strtol(val+1, NULL, 8);
532 } else if (optionok(tmp, "perm:", val)) {
533 options[VOLOPT_DFLTPERM].i_value = (int)strtol(val+1, NULL, 8);
534 } else if (optionok(tmp, "password:", val)) {
535 setoption(options, save, VOLOPT_PASSWORD, val);
539 /* this code allows forced uid/gid per volume settings */
540 } else if (optionok(tmp, "forceuid:", val)) {
541 setoption(options, save, VOLOPT_FORCEUID, val);
542 } else if (optionok(tmp, "forcegid:", val)) {
543 setoption(options, save, VOLOPT_FORCEGID, val);
545 #endif /* FORCE_UIDGID */
546 } else if (optionok(tmp, "root_preexec:", val)) {
547 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
549 } else if (optionok(tmp, "preexec:", val)) {
550 setoption(options, save, VOLOPT_PREEXEC, val);
552 } else if (optionok(tmp, "root_postexec:", val)) {
553 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
555 } else if (optionok(tmp, "postexec:", val)) {
556 setoption(options, save, VOLOPT_POSTEXEC, val);
558 } else if (optionok(tmp, "allowed_hosts:", val)) {
559 setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
561 } else if (optionok(tmp, "denied_hosts:", val)) {
562 setoption(options, save, VOLOPT_DENIED_HOSTS, val);
564 } else if (optionok(tmp, "ea:", val)) {
565 if (strcasecmp(val + 1, "ad") == 0)
566 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
567 else if (strcasecmp(val + 1, "sys") == 0)
568 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
569 else if (strcasecmp(val + 1, "none") == 0)
570 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
572 } else if (optionok(tmp, "volsizelimit:", val)) {
573 options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val + 1, NULL, 10);
576 /* ignore unknown options */
577 LOG(log_debug, logtype_afpd, "ignoring unknown volume option: %s", tmp);
582 /* ----------------- */
583 static void showvol(const ucs2_t *name)
586 for ( volume = Volumes; volume; volume = volume->v_next ) {
587 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
594 /* ------------------------------- */
595 static int creatvol(AFPObj *obj, struct passwd *pwd,
596 char *path, char *name,
597 struct vol_option *options,
598 const int user /* user defined volume */
602 int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
604 char tmpname[AFPVOL_U8MNAMELEN+1];
605 ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
606 char suffix[6]; /* max is #FFFF */
609 LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
611 if ( name == NULL || *name == '\0' ) {
612 if ((name = strrchr( path, '/' )) == NULL) {
613 return -1; /* Obviously not a fully qualified path */
616 /* if you wish to share /, you need to specify a name. */
621 /* suffix for mangling use (lastvid + 1) */
622 /* because v_vid has not been decided yet. */
623 suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
625 vlen = strlen( name );
627 /* Unicode Volume Name */
628 /* Firstly convert name from unixcharset to UTF8-MAC */
630 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
632 strcpy(tmpname, "???");
636 /* Do we have to mangle ? */
637 if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
638 if (tmpvlen + suffixlen > obj->options.volnamelen) {
640 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
641 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
643 strcat(tmpname, suffix);
644 tmpvlen = strlen(tmpname);
647 /* Secondly convert name from UTF8-MAC to UCS2 */
648 if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
651 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
653 /* Maccharset Volume Name */
654 /* Firsty convert name from unixcharset to maccharset */
656 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
658 strcpy(tmpname, "???");
662 /* Do we have to mangle ? */
663 if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
664 if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
666 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_MACNAMELEN - suffixlen, &flags);
667 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
669 strcat(tmpname, suffix);
670 tmpvlen = strlen(tmpname);
673 /* Secondly convert name from maccharset to UCS2 */
674 if ( 0 >= ( macvlen = convert_string(obj->options.maccharset, CH_UCS2, tmpname, tmpvlen, mactmpname, AFPVOL_U8MNAMELEN*2)) )
677 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
679 /* check duplicate */
680 for ( volume = Volumes; volume; volume = volume->v_next ) {
681 if (( strcasecmp_w( volume->v_u8mname, u8mtmpname ) == 0 ) || ( strcasecmp_w( volume->v_macname, mactmpname ) == 0 )){
682 if (volume->v_deleted) {
683 volume->v_new = hide = 1;
686 return -1; /* Won't be able to access it, anyway... */
691 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
692 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
695 if ( NULL == ( volume->v_localname = strdup(name))) {
696 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
701 if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
702 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
707 if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
708 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
713 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
714 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
720 volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
721 volume->v_hide = hide;
722 strcpy( volume->v_path, path );
726 #endif /* __svr4__ */
727 /* os X start at 1 and use network order ie. 1 2 3 */
728 volume->v_vid = ++lastvid;
729 volume->v_vid = htons(volume->v_vid);
731 if (check_vol_acl_support(volume))
732 volume->v_flags |= AFPVOL_ACLS
738 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
739 volume->v_flags |= options[VOLOPT_FLAGS].i_value;
741 if (options[VOLOPT_EA_VFS].i_value)
742 volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
744 volume->v_ad_options = 0;
745 if ((volume->v_flags & AFPVOL_NODEV))
746 volume->v_ad_options |= ADVOL_NODEV;
747 if ((volume->v_flags & AFPVOL_CACHE))
748 volume->v_ad_options |= ADVOL_CACHE;
749 if ((volume->v_flags & AFPVOL_UNIX_PRIV))
750 volume->v_ad_options |= ADVOL_UNIXPRIV;
751 if ((volume->v_flags & AFPVOL_INV_DOTS))
752 volume->v_ad_options |= ADVOL_INVDOTS;
753 if ((volume->v_flags & AFPVOL_NOADOUBLE))
754 volume->v_ad_options |= ADVOL_NOADOUBLE;
756 if (options[VOLOPT_PASSWORD].c_value)
757 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
759 if (options[VOLOPT_VETO].c_value)
760 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
762 if (options[VOLOPT_ENCODING].c_value)
763 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
765 if (options[VOLOPT_MACCHARSET].c_value)
766 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
768 if (options[VOLOPT_DBPATH].c_value)
769 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
771 if (options[VOLOPT_CNIDSCHEME].c_value)
772 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
774 if (options[VOLOPT_CNIDSERVER].c_value)
775 volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
777 if (options[VOLOPT_CNIDPORT].c_value)
778 volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
780 if (options[VOLOPT_UMASK].i_value)
781 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
783 if (options[VOLOPT_DPERM].i_value)
784 volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
786 if (options[VOLOPT_FPERM].i_value)
787 volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
789 if (options[VOLOPT_DFLTPERM].i_value)
790 volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
792 if (options[VOLOPT_ADOUBLE].i_value)
793 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
795 volume->v_adouble = AD_VERSION;
797 if (options[VOLOPT_LIMITSIZE].i_value)
798 volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
800 /* Mac to Unix conversion flags*/
801 volume->v_mtou_flags = 0;
802 if (!(volume->v_flags & AFPVOL_NOHEX))
803 volume->v_mtou_flags |= CONV_ESCAPEHEX;
804 if (!(volume->v_flags & AFPVOL_USEDOTS))
805 volume->v_mtou_flags |= CONV_ESCAPEDOTS;
806 if ((volume->v_flags & AFPVOL_EILSEQ))
807 volume->v_mtou_flags |= CONV__EILSEQ;
809 if ((volume->v_casefold & AFPVOL_MTOUUPPER))
810 volume->v_mtou_flags |= CONV_TOUPPER;
811 else if ((volume->v_casefold & AFPVOL_MTOULOWER))
812 volume->v_mtou_flags |= CONV_TOLOWER;
814 /* Unix to Mac conversion flags*/
815 volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
816 if ((volume->v_casefold & AFPVOL_UTOMUPPER))
817 volume->v_utom_flags |= CONV_TOUPPER;
818 else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
819 volume->v_utom_flags |= CONV_TOLOWER;
821 if ((volume->v_flags & AFPVOL_EILSEQ))
822 volume->v_utom_flags |= CONV__EILSEQ;
825 if (options[VOLOPT_FORCEUID].c_value) {
826 volume->v_forceuid = strdup(options[VOLOPT_FORCEUID].c_value);
828 volume->v_forceuid = NULL; /* set as null so as to return 0 later on */
831 if (options[VOLOPT_FORCEGID].c_value) {
832 volume->v_forcegid = strdup(options[VOLOPT_FORCEGID].c_value);
834 volume->v_forcegid = NULL; /* set as null so as to return 0 later on */
838 if (options[VOLOPT_PREEXEC].c_value)
839 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
840 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
842 if (options[VOLOPT_POSTEXEC].c_value)
843 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
845 if (options[VOLOPT_ROOTPREEXEC].c_value)
846 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
847 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
849 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
850 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
853 volume->v_dperm |= volume->v_perm;
854 volume->v_fperm |= volume->v_perm;
856 /* Check EA support on volume */
857 if (volume->v_vfs_ea == AFPVOL_EA_AUTO)
858 check_ea_sys_support(volume);
861 /* get/store uuid from file */
862 if (volume->v_flags & AFPVOL_TM) {
863 char *uuid = get_uuid(obj, volume->v_localname);
865 LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
866 volume->v_localname);
868 volume->v_uuid = uuid;
869 LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
870 volume->v_localname, volume->v_uuid);
874 volume->v_next = Volumes;
879 /* ---------------- */
880 static char *myfgets( char *buf, int size, FILE *fp)
886 while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
887 if ( c == '\n' || c == '\r' ) {
888 if (p != buf && *(p -1) == '\\') {
910 /* check access list. this function wants something of the following
912 * @group,name,name2,@group2,name3
914 * a NULL argument allows everybody to have access.
915 * we return three things:
917 * 0: list exists, but name isn't in it
921 #ifndef NO_REAL_USER_NAME
922 /* authentication is case insensitive
923 * FIXME should we do the same with group name?
925 #define access_strcmp strcasecmp
928 #define access_strcmp strcmp
932 static int accessvol(const char *args, const char *name)
934 char buf[MAXPATHLEN + 1], *p;
940 strlcpy(buf, args, sizeof(buf));
941 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
945 if (*p == '@') { /* it's a group */
946 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
948 } else if (access_strcmp(p, name) == 0) /* it's a user name */
950 p = strtok(NULL, ",");
956 static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
959 char buf[MAXPATHLEN + 1], *p, *b;
960 DSI *dsi = obj->handle;
961 struct sockaddr_storage client;
966 strlcpy(buf, args, sizeof(buf));
967 if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
970 if (obj->proto != AFPPROTO_DSI)
975 char *ipaddr, *mask_char;
976 struct addrinfo hints, *ai;
978 ipaddr = strtok(p, "/");
979 mask_char = strtok(NULL,"/");
981 /* Get address from string with getaddrinfo */
982 memset(&hints, 0, sizeof hints);
983 hints.ai_family = AF_UNSPEC;
984 hints.ai_socktype = SOCK_STREAM;
985 if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
986 LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
991 if (mask_char != NULL)
992 mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
994 if (ai->ai_family == AF_INET) /* IPv4 */
1000 /* Apply mask to addresses */
1001 client = dsi->client;
1002 apply_ip_mask((struct sockaddr *)&client, mask_int);
1003 apply_ip_mask(ai->ai_addr, mask_int);
1005 if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
1006 if (type == VOLOPT_DENIED_HOSTS)
1007 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
1008 getip_string((struct sockaddr *)&client), volname);
1015 p = strtok_r(NULL, ",", &b);
1018 if (type == VOLOPT_ALLOWED_HOSTS)
1019 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
1020 getip_string((struct sockaddr *)&dsi->client), volname);
1024 static void setextmap(char *ext, char *type, char *creator, int user)
1029 if (Extmap == NULL) {
1030 if (( Extmap = calloc(1, sizeof( struct extmap ))) == NULL ) {
1031 LOG(log_error, logtype_afpd, "setextmap: calloc: %s", strerror(errno) );
1036 for ( em = Extmap, cnt = 0; em->em_ext; em++, cnt++) {
1037 if ( (strdiacasecmp( em->em_ext, ext )) == 0 ) {
1042 if ( em->em_ext == NULL ) {
1043 if (!(Extmap = realloc( Extmap, sizeof( struct extmap ) * (cnt +2))) ) {
1044 LOG(log_error, logtype_afpd, "setextmap: realloc: %s", strerror(errno) );
1047 (Extmap +cnt +1)->em_ext = NULL;
1049 } else if ( !user ) {
1055 if (!(em->em_ext = strdup( ext))) {
1056 LOG(log_error, logtype_afpd, "setextmap: strdup: %s", strerror(errno) );
1060 if ( *type == '\0' ) {
1061 memcpy(em->em_type, "\0\0\0\0", sizeof( em->em_type ));
1063 memcpy(em->em_type, type, sizeof( em->em_type ));
1065 if ( *creator == '\0' ) {
1066 memcpy(em->em_creator, "\0\0\0\0", sizeof( em->em_creator ));
1068 memcpy(em->em_creator, creator, sizeof( em->em_creator ));
1072 /* -------------------------- */
1073 static int extmap_cmp(const void *map1, const void *map2)
1075 const struct extmap *em1 = map1;
1076 const struct extmap *em2 = map2;
1077 return strdiacasecmp(em1->em_ext, em2->em_ext);
1080 static void sortextmap( void)
1085 if ((em = Extmap) == NULL) {
1088 while (em->em_ext) {
1093 qsort(Extmap, Extmap_cnt, sizeof(struct extmap), extmap_cmp);
1094 if (*Extmap->em_ext == 0) {
1095 /* the first line is really "." the default entry,
1096 * we remove the leading '.' in setextmap
1103 /* ----------------------
1105 static void free_extmap( void)
1110 for ( em = Extmap; em->em_ext; em++) {
1120 /* ----------------------
1122 static int volfile_changed(struct afp_volume_name *p)
1128 name = p->full_name;
1132 if (!stat( name, &st) && st.st_mtime > p->mtime) {
1133 p->mtime = st.st_mtime;
1139 /* ----------------------
1140 * Read a volume configuration file and add the volumes contained within to
1141 * the global volume list. This gets called from the forked afpd childs.
1142 * The master now reads this too for Zeroconf announcements.
1144 * If p2 is non-NULL, the file that is opened is
1147 * Lines that begin with # and blank lines are ignored.
1148 * Volume lines are of the form:
1149 * <unix path> [<volume name>] [allow:<user>,<@group>,...] \
1150 * [codepage:<file>] [casefold:<num>]
1151 * <extension> TYPE [CREATOR]
1154 int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int user, struct passwd *pwent)
1157 char path[MAXPATHLEN + 1];
1158 char tmp[MAXPATHLEN + 1];
1159 char volname[AFPVOL_U8MNAMELEN + 1];
1161 char type[5], creator[5];
1166 struct vol_option save_options[VOLOPT_NUM];
1167 struct vol_option options[VOLOPT_NUM];
1173 strcpy( path, p1->name );
1175 strcat( path, "/" );
1177 if (p1->full_name) {
1178 free(p1->full_name);
1180 p1->full_name = strdup(path);
1183 if (NULL == ( fp = fopen( path, "r" )) ) {
1187 if (fd != -1 && !fstat( fd, &st) ) {
1188 p1->mtime = st.st_mtime;
1191 memset(save_options, 0, sizeof(save_options));
1193 /* Enable some default options for all volumes */
1194 save_options[VOLOPT_FLAGS].i_value |= AFPVOL_CACHE;
1195 save_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
1196 LOG(log_maxdebug, logtype_afpd, "readvolfile: seeding default umask: %04o",
1197 obj->options.umask);
1198 save_options[VOLOPT_UMASK].i_value = obj->options.umask;
1200 LOG(log_debug, logtype_afpd, "readvolfile: \"%s\"", path);
1202 while ( myfgets( buf, sizeof( buf ), fp ) != NULL ) {
1203 initline( strlen( buf ), buf );
1204 parseline( sizeof( path ) - 1, path );
1211 /* change the default options for this file */
1212 if (strncmp(path, VOLOPT_DEFAULT, VOLOPT_DEFAULT_LEN) == 0) {
1214 for (i = 0; i < VOLOPT_NUM; i++) {
1215 if (parseline( sizeof( path ) - VOLOPT_DEFAULT_LEN - 1,
1216 path + VOLOPT_DEFAULT_LEN) < 0)
1218 volset(save_options, NULL, tmp, sizeof(tmp) - 1,
1219 path + VOLOPT_DEFAULT_LEN);
1225 if (( p = strchr( path, '/' )) != NULL ) {
1233 if ( u == NULL || *u == '\0' || ( pw = getpwnam( u )) == NULL ) {
1236 strcpy( tmp, pw->pw_dir );
1237 if ( p != NULL && *p != '\0' ) {
1244 /* send path through variable substitution */
1245 if (*path != '~') /* need to copy path to tmp */
1247 if (!pwent && obj->username)
1248 pwent = getpwnam(obj->username);
1250 if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
1253 /* this is sort of braindead. basically, i want to be
1254 * able to specify things in any order, but i don't want to
1255 * re-write everything. */
1257 memcpy(options, save_options, sizeof(options));
1260 /* read in up to VOLOP_NUM possible options */
1261 for (i = 0; i < VOLOPT_NUM; i++) {
1262 if (parseline( sizeof( tmp ) - 1, tmp ) < 0)
1265 volset(options, save_options, volname, sizeof(volname) - 1, tmp);
1268 /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
1269 allow -> either no list (-1), or in list (1)
1270 deny -> either no list (-1), or not in list (0) */
1271 if (!((DSI *)obj->handle)->child
1273 (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
1274 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
1275 hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
1276 (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
1278 /* handle read-only behaviour. semantics:
1279 * 1) neither the rolist nor the rwlist exist -> rw
1280 * 2) rolist exists -> ro if user is in it.
1281 * 3) rwlist exists -> ro unless user is in it. */
1282 if (((DSI *)obj->handle)->child
1284 ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
1286 ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
1287 !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
1288 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
1290 /* do variable substitution for volname */
1291 if (volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path, NULL) == NULL)
1294 creatvol(obj, pwent, path, tmp, options, p2 != NULL);
1296 volfree(options, save_options);
1300 parseline( sizeof( type ) - 1, type );
1301 parseline( sizeof( creator ) - 1, creator );
1302 setextmap( path, type, creator, user);
1309 volfree(save_options, NULL);
1311 if ( fclose( fp ) != 0 ) {
1312 LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) );
1318 /* ------------------------------- */
1319 static void volume_free(struct vol *vol)
1321 free(vol->v_localname);
1322 vol->v_localname = NULL;
1323 free(vol->v_u8mname);
1324 vol->v_u8mname = NULL;
1325 free(vol->v_macname);
1326 vol->v_macname = NULL;
1328 free(vol->v_password);
1330 free(vol->v_volcodepage);
1331 free(vol->v_maccodepage);
1332 free(vol->v_cnidscheme);
1333 free(vol->v_dbpath);
1336 free(vol->v_forceuid);
1337 free(vol->v_forcegid);
1338 #endif /* FORCE_UIDGID */
1343 /* ------------------------------- */
1344 static void free_volumes(void )
1347 struct vol *nvol, *ovol;
1349 for ( vol = Volumes; vol; vol = vol->v_next ) {
1350 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1357 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1360 if (vol->v_localname == NULL) {
1361 if (Volumes == vol) {
1366 ovol->v_next = nvol;
1376 /* ------------------------------- */
1377 static void volume_unlink(struct vol *volume)
1379 struct vol *vol, *ovol, *nvol;
1381 if (volume == Volumes) {
1382 Volumes = Volumes->v_next;
1385 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1388 if (vol == volume) {
1389 ovol->v_next = nvol;
1398 static int getvolspace(struct vol *vol,
1399 u_int32_t *bfree, u_int32_t *btotal,
1400 VolSpace *xbfree, VolSpace *xbtotal, u_int32_t *bsize)
1404 #ifndef NO_QUOTA_SUPPORT
1405 VolSpace qfree, qtotal;
1408 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1409 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1410 maxsize = (vol->v_flags & AFPVOL_A2VOL) ? 0x01fffe00 :
1411 (((afp_version < 22) || (vol->v_flags & AFPVOL_LIMITSIZE))
1412 ? 0x7fffffffL : 0xffffffffL);
1415 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1416 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1417 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1418 goto getvolspace_done;
1423 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal, bsize)) != AFP_OK ) {
1427 #define min(a,b) ((a)<(b)?(a):(b))
1428 #ifndef NO_QUOTA_SUPPORT
1429 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1430 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1431 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1432 *xbfree = min(*xbfree, qfree);
1433 *xbtotal = min( *xbtotal, qtotal);
1434 goto getvolspace_done;
1438 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1441 if (vol->v_limitsize) {
1442 /* FIXME: Free could be limit minus (total minus used), */
1443 /* which will confuse the client less ? */
1444 *xbfree = min(*xbfree, (vol->v_limitsize * 1024 * 1024));
1445 *xbtotal = min(*xbtotal, (vol->v_limitsize * 1024 * 1024));
1448 *bfree = min( *xbfree, maxsize);
1449 *btotal = min( *xbtotal, maxsize);
1453 /* -----------------------
1454 * set volume creation date
1455 * avoid duplicate, well at least it tries
1457 static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date)
1460 struct vol *vol = Volumes;
1462 for ( volume = Volumes; volume; volume = volume->v_next ) {
1463 if (volume->v_vid == id) {
1466 else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
1468 volume = Volumes; /* restart */
1471 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1472 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1475 /* ----------------------- */
1476 static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
1479 int bit = 0, isad = 1;
1482 u_int32_t bfree, btotal, bsize;
1483 VolSpace xbfree, xbtotal; /* extended bytes */
1484 char *data, *nameoff = NULL;
1487 LOG(log_debug, logtype_afpd, "getvolparams: Volume '%s'", vol->v_localname);
1489 /* courtesy of jallison@whistle.com:
1490 * For MacOS8.x support we need to create the
1491 * .Parent file here if it doesn't exist. */
1493 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1494 if ( ad_open_metadata( vol->v_path, ADFLAGS_DIR, O_CREAT, &ad) < 0 ) {
1496 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1498 } else if (ad_get_MD_flags( &ad ) & O_CREAT) {
1499 slash = strrchr( vol->v_path, '/' );
1503 slash = vol->v_path;
1504 if (ad_getentryoff(&ad, ADEID_NAME)) {
1505 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1506 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1507 ad_getentrylen( &ad, ADEID_NAME ));
1509 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1513 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1514 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1516 vol->v_ctime = aint;
1519 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1520 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1521 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1522 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1523 &bsize) != AFP_OK ) {
1525 ad_close( &ad, ADFLAGS_HF );
1527 return( AFPERR_PARAM );
1532 while ( bitmap != 0 ) {
1533 while (( bitmap & 1 ) == 0 ) {
1541 /* check for read-only.
1542 * NOTE: we don't actually set the read-only flag unless
1543 * it's passed in that way as it's possible to mount
1544 * a read-write filesystem under a read-only one. */
1545 if ((vol->v_flags & AFPVOL_RO) ||
1546 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1547 ashort |= VOLPBIT_ATTR_RO;
1549 /* prior 2.1 only VOLPBIT_ATTR_RO is defined */
1550 if (afp_version > 20) {
1551 if (0 == (vol->v_flags & AFPVOL_NOFILEID) && vol->v_cdb != NULL &&
1552 (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1553 ashort |= VOLPBIT_ATTR_FILEID;
1555 ashort |= VOLPBIT_ATTR_CATSEARCH;
1557 if (afp_version >= 30) {
1558 ashort |= VOLPBIT_ATTR_UTF8;
1559 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1560 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1561 if (vol->v_flags & AFPVOL_TM)
1562 ashort |= VOLPBIT_ATTR_TM;
1564 if (afp_version >= 32) {
1566 ashort |= VOLPBIT_ATTR_EXT_ATTRS;
1567 if (vol->v_flags & AFPVOL_ACLS)
1568 ashort |= VOLPBIT_ATTR_ACLS;
1572 ashort = htons(ashort);
1573 memcpy(data, &ashort, sizeof( ashort ));
1574 data += sizeof( ashort );
1578 ashort = htons( AFPVOLSIG_DEFAULT );
1579 memcpy(data, &ashort, sizeof( ashort ));
1580 data += sizeof( ashort );
1583 case VOLPBIT_CDATE :
1584 aint = vol->v_ctime;
1585 memcpy(data, &aint, sizeof( aint ));
1586 data += sizeof( aint );
1589 case VOLPBIT_MDATE :
1590 if ( st->st_mtime > vol->v_mtime ) {
1591 vol->v_mtime = st->st_mtime;
1593 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1594 memcpy(data, &aint, sizeof( aint ));
1595 data += sizeof( aint );
1598 case VOLPBIT_BDATE :
1599 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1600 aint = AD_DATE_START;
1601 memcpy(data, &aint, sizeof( aint ));
1602 data += sizeof( aint );
1606 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1607 data += sizeof( vol->v_vid );
1610 case VOLPBIT_BFREE :
1611 bfree = htonl( bfree );
1612 memcpy(data, &bfree, sizeof( bfree ));
1613 data += sizeof( bfree );
1616 case VOLPBIT_BTOTAL :
1617 btotal = htonl( btotal );
1618 memcpy(data, &btotal, sizeof( btotal ));
1619 data += sizeof( btotal );
1622 #ifndef NO_LARGE_VOL_SUPPORT
1623 case VOLPBIT_XBFREE :
1624 xbfree = hton64( xbfree );
1625 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1626 bcopy(&xbfree, data, sizeof(xbfree));
1627 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1628 memcpy(data, &xbfree, sizeof( xbfree ));
1629 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1630 data += sizeof( xbfree );
1633 case VOLPBIT_XBTOTAL :
1634 xbtotal = hton64( xbtotal );
1635 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1636 bcopy(&xbtotal, data, sizeof(xbtotal));
1637 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1638 memcpy(data, &xbtotal, sizeof( xbtotal ));
1639 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1640 data += sizeof( xbfree );
1642 #endif /* ! NO_LARGE_VOL_SUPPORT */
1646 data += sizeof( u_int16_t );
1649 case VOLPBIT_BSIZE: /* block size */
1650 bsize = htonl(bsize);
1651 memcpy(data, &bsize, sizeof(bsize));
1652 data += sizeof(bsize);
1657 ad_close( &ad, ADFLAGS_HF );
1659 return( AFPERR_BITMAP );
1665 ashort = htons( data - buf );
1666 memcpy(nameoff, &ashort, sizeof( ashort ));
1667 /* name is always in mac charset */
1668 aint = ucs2_to_charset( vol->v_maccharset, vol->v_macname, data+1, AFPVOL_MACNAMELEN + 1);
1678 ad_close_metadata( &ad);
1680 *buflen = data - buf;
1684 /* ------------------------- */
1685 static int stat_vol(u_int16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
1691 if ( stat( vol->v_path, &st ) < 0 ) {
1693 return( AFPERR_PARAM );
1695 /* save the volume device number */
1696 vol->v_dev = st.st_dev;
1698 buflen = *rbuflen - sizeof( bitmap );
1699 if (( ret = getvolparams( bitmap, vol, &st,
1700 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1704 *rbuflen = buflen + sizeof( bitmap );
1705 bitmap = htons( bitmap );
1706 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1711 /* ------------------------------- */
1712 void load_volumes(AFPObj *obj)
1714 struct passwd *pwent;
1719 /* check files date */
1720 if (obj->options.defaultvol.loaded) {
1721 changed = volfile_changed(&obj->options.defaultvol);
1723 if (obj->options.systemvol.loaded) {
1724 changed |= volfile_changed(&obj->options.systemvol);
1726 if (obj->options.uservol.loaded) {
1727 changed |= volfile_changed(&obj->options.uservol);
1736 if (! ((DSI *)obj->handle)->child) {
1737 LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
1739 LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
1742 pwent = getpwnam(obj->username);
1743 if ( (obj->options.flags & OPTION_USERVOLFIRST) == 0 ) {
1744 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent);
1747 if ((*obj->username == '\0') || (obj->options.flags & OPTION_NOUSERVOL)) {
1748 readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent);
1751 * Read user's AppleVolumes or .AppleVolumes file
1752 * If neither are readable, read the default volumes file. if
1753 * that doesn't work, create a user share.
1755 if (obj->options.uservol.name) {
1756 free(obj->options.uservol.name);
1758 obj->options.uservol.name = strdup(pwent->pw_dir);
1759 if ( readvolfile(obj, &obj->options.uservol, "AppleVolumes", 1, pwent) < 0 &&
1760 readvolfile(obj, &obj->options.uservol, ".AppleVolumes", 1, pwent) < 0 &&
1761 readvolfile(obj, &obj->options.uservol, "applevolumes", 1, pwent) < 0 &&
1762 readvolfile(obj, &obj->options.uservol, ".applevolumes", 1, pwent) < 0 &&
1763 obj->options.defaultvol.name != NULL ) {
1764 if (readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent) < 0)
1765 creatvol(obj, pwent, pwent->pw_dir, NULL, NULL, 1);
1768 if ( obj->options.flags & OPTION_USERVOLFIRST ) {
1769 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent );
1772 if ( obj->options.closevol ) {
1775 for ( vol = Volumes; vol; vol = vol->v_next ) {
1776 if (vol->v_deleted && !vol->v_new ) {
1785 /* ------------------------------- */
1786 int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1799 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1800 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1803 if ( stat( volume->v_path, &st ) < 0 ) {
1804 LOG(log_info, logtype_afpd, "afp_getsrvrparms(%s): stat: %s",
1805 volume->v_path, strerror(errno) );
1806 continue; /* can't access directory */
1808 if (!S_ISDIR(st.st_mode)) {
1809 continue; /* not a dir */
1811 accessmode(volume->v_path, &ma, NULL, &st);
1812 if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
1813 continue; /* no r-x access */
1816 if (volume->v_hide) {
1817 continue; /* config file changed but the volume was mounted */
1820 if (utf8_encoding()) {
1821 len = ucs2_to_charset_allocate(CH_UTF8_MAC, &namebuf, volume->v_u8mname);
1823 len = ucs2_to_charset_allocate(obj->options.maccharset, &namebuf, volume->v_macname);
1826 if (len == (size_t)-1)
1829 /* set password bit if there's a volume password */
1830 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1832 /* Apple 2 clients running ProDOS-8 expect one volume to have
1833 bit 0 of this byte set. They will not recognize anything
1834 on the server unless this is the case. I have not
1835 completely worked this out, but it's related to booting
1836 from the server. Support for that function is a ways
1837 off.. <shirsch@ibm.net> */
1838 *data |= (volume->v_flags & AFPVOL_A2VOL) ? AFPSRVR_CONFIGINFO : 0;
1839 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1841 memcpy(data, namebuf, len );
1847 *rbuflen = data - rbuf;
1849 if ( gettimeofday( &tv, NULL ) < 0 ) {
1850 LOG(log_error, logtype_afpd, "afp_getsrvrparms(%s): gettimeofday: %s", volume->v_path, strerror(errno) );
1852 return AFPERR_PARAM;
1854 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1855 memcpy(data, &tv.tv_sec, sizeof( u_int32_t));
1856 data += sizeof( u_int32_t);
1861 /* ------------------------- */
1862 static int volume_codepage(AFPObj *obj, struct vol *volume)
1864 struct charset_functions *charset;
1867 if (!volume->v_volcodepage)
1868 volume->v_volcodepage = strdup("UTF8");
1870 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1871 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1875 if ( NULL == (charset = find_charset_functions(volume->v_volcodepage)) || charset->flags & CHARSET_ICONV ) {
1876 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1879 if (!volume->v_maccodepage)
1880 volume->v_maccodepage = strdup(obj->options.maccodepage);
1882 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1883 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1887 if ( NULL == ( charset = find_charset_functions(volume->v_maccodepage)) || ! (charset->flags & CHARSET_CLIENT) ) {
1888 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1891 volume->v_kTextEncoding = htonl(charset->kTextEncoding);
1895 /* ------------------------- */
1896 static int volume_openDB(struct vol *volume)
1900 if ((volume->v_flags & AFPVOL_NODEV)) {
1901 flags |= CNID_FLAG_NODEV;
1904 if (volume->v_cnidscheme == NULL) {
1905 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1906 LOG(log_info, logtype_afpd, "Volume %s use CNID scheme %s.",
1907 volume->v_path, volume->v_cnidscheme);
1910 LOG(log_info, logtype_afpd, "CNID server: %s:%s",
1911 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1912 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1915 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
1917 /* Legacy pre 2.1 way of sharing eg CD-ROM */
1918 if (strcmp(volume->v_cnidscheme, "last") == 0) {
1919 /* "last" is gone. We support it by switching to in-memory "tdb" */
1920 volume->v_cnidscheme = strdup("tdb");
1921 flags |= CNID_FLAG_MEMORY;
1924 /* New way of sharing CD-ROM */
1925 if (volume->v_flags & AFPVOL_CDROM) {
1926 flags |= CNID_FLAG_MEMORY;
1927 if (strcmp(volume->v_cnidscheme, "tdb") != 0) {
1928 free(volume->v_cnidscheme);
1929 volume->v_cnidscheme = strdup("tdb");
1930 LOG(log_info, logtype_afpd, "Volume %s is ejectable, switching to scheme %s.",
1931 volume->v_path, volume->v_cnidscheme);
1936 volume->v_cdb = cnid_open(volume->v_path,
1938 volume->v_cnidscheme,
1940 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1941 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1943 if ( ! volume->v_cdb && ! (flags & CNID_FLAG_MEMORY)) {
1944 /* The first attempt failed and it wasn't yet an attempt to open in-memory */
1945 LOG(log_error, logtype_afpd, "Can't open volume \"%s\" CNID backend \"%s\" ",
1946 volume->v_path, volume->v_cnidscheme);
1947 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
1949 flags |= CNID_FLAG_MEMORY;
1950 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, "tdb", flags, NULL, NULL);
1952 /* kill ourself with SIGUSR2 aka msg pending */
1953 if (volume->v_cdb) {
1954 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
1955 "Check server messages for details!");
1956 kill(getpid(), SIGUSR2);
1957 /* deactivate cnid caching/storing in AppleDouble files */
1958 volume->v_flags &= ~AFPVOL_CACHE;
1963 return (!volume->v_cdb)?-1:0;
1967 Check if the underlying filesystem supports EAs for ea:sys volumes.
1968 If not, switch to ea:ad.
1969 As we can't check (requires write access) on ro-volumes, we switch ea:auto
1970 volumes that are options:ro to ea:none.
1972 static void check_ea_sys_support(struct vol *vol)
1974 uid_t process_uid = 0;
1975 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
1976 const char *eacontent = "yes";
1978 if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
1980 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
1981 LOG(log_info, logtype_logger, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
1982 vol->v_vfs_ea = AFPVOL_EA_NONE;
1988 process_uid = geteuid();
1990 if (seteuid(0) == -1) {
1991 LOG(log_error, logtype_logger, "check_ea_sys_support: can't seteuid(0): %s", strerror(errno));
1995 if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
1996 sys_removexattr(vol->v_path, eaname);
1997 vol->v_vfs_ea = AFPVOL_EA_SYS;
1999 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
2001 vol->v_vfs_ea = AFPVOL_EA_AD;
2005 if (seteuid(process_uid) == -1) {
2006 LOG(log_error, logtype_logger, "can't seteuid back %s", strerror(errno));
2013 /* -------------------------
2014 * we are the user here
2016 int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2027 char path[ MAXPATHLEN + 1];
2033 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2034 bitmap = ntohs( bitmap );
2035 ibuf += sizeof( bitmap );
2038 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
2039 return AFPERR_BITMAP;
2042 len = (unsigned char)*ibuf++;
2043 volname = obj->oldtmp;
2045 if ((volname_tmp = strchr(volname,'+')) != NULL)
2046 volname = volname_tmp+1;
2048 if (utf8_encoding()) {
2049 namelen = convert_string(CH_UTF8_MAC, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2051 namelen = convert_string(obj->options.maccharset, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2054 if ( namelen <= 0) {
2055 return AFPERR_PARAM;
2059 if ((len + 1) & 1) /* pad to an even boundary */
2064 for ( volume = Volumes; volume; volume = volume->v_next ) {
2065 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
2070 if ( volume == NULL ) {
2071 return AFPERR_PARAM;
2074 /* check for a volume password */
2075 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
2076 return AFPERR_ACCESS;
2079 if (( volume->v_flags & AFPVOL_OPEN ) ) {
2080 /* the volume is already open */
2082 set_uidgid ( volume );
2084 return stat_vol(bitmap, volume, rbuf, rbuflen);
2087 if (volume->v_root_preexec) {
2088 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
2089 LOG(log_error, logtype_afpd, "afp_openvol(%s): root preexec : %d", volume->v_path, ret );
2095 set_uidgid ( volume );
2098 if (volume->v_preexec) {
2099 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
2100 LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret );
2105 if ( stat( volume->v_path, &st ) < 0 ) {
2106 return AFPERR_PARAM;
2109 if ( chdir( volume->v_path ) < 0 ) {
2110 return AFPERR_PARAM;
2113 if ( NULL == getcwd(path, MAXPATHLEN)) {
2114 /* shouldn't be fatal but it will fail later */
2115 LOG(log_error, logtype_afpd, "afp_openvol(%s): volume pathlen too long", volume->v_path);
2119 /* Normalize volume path */
2120 #ifdef REALPATH_TAKES_NULL
2121 if ((volume->v_path = realpath(path, NULL)) == NULL)
2124 if ((volume->v_path = malloc(MAXPATHLEN+1)) == NULL)
2126 if (realpath(path, volume->v_path) == NULL) {
2127 free(volume->v_path);
2130 /* Safe some memory */
2132 if ((tmp = strdup(volume->v_path)) == NULL) {
2133 free(volume->v_path);
2136 free(volume->v_path);
2137 volume->v_path = tmp;
2140 if (volume_codepage(obj, volume) < 0) {
2145 /* initialize volume variables
2148 if (utf8_encoding()) {
2149 volume->max_filename = 255;
2152 volume->max_filename = MACFILELEN;
2155 volume->v_flags |= AFPVOL_OPEN;
2156 volume->v_cdb = NULL;
2158 if (utf8_encoding()) {
2159 len = convert_string_allocate(CH_UCS2, CH_UTF8_MAC, volume->v_u8mname, namelen, &vol_mname);
2161 len = convert_string_allocate(CH_UCS2, obj->options.maccharset, volume->v_macname, namelen, &vol_mname);
2163 if ( !vol_mname || len <= 0) {
2168 if ((vol_uname = strrchr(path, '/')) == NULL)
2170 else if (*(vol_uname + 1) != '\0')
2173 if ((dir = dir_new(vol_mname,
2178 bfromcstr(volume->v_path),
2182 LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) );
2187 volume->v_root = dir;
2190 if (volume_openDB(volume) < 0) {
2191 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID or invalid CNID backend for %s: %s",
2192 volume->v_path, volume->v_cnidscheme);
2197 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
2198 if (ret == AFP_OK) {
2200 if (!(volume->v_flags & AFPVOL_RO)) {
2201 handle_special_folders( volume );
2203 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
2204 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
2208 * If you mount a volume twice, the second time the trash appears on
2209 * the desk-top. That's because the Mac remembers the DID for the
2210 * trash (even for volumes in different zones, on different servers).
2211 * Just so this works better, we prime the DID cache with the trash,
2212 * fixing the trash at DID 17.
2213 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
2215 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2217 /* FIXME find db time stamp */
2218 if (cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp)) < 0) {
2219 LOG (log_error, logtype_afpd,
2220 "afp_openvol(%s): Fatal error: Unable to get stamp value from CNID backend",
2228 cname( volume, volume->v_root, &p );
2234 if (volume->v_root) {
2235 dir_free( volume->v_root );
2236 volume->v_root = NULL;
2239 volume->v_flags &= ~AFPVOL_OPEN;
2240 if (volume->v_cdb != NULL) {
2241 cnid_close(volume->v_cdb);
2242 volume->v_cdb = NULL;
2248 /* ------------------------- */
2249 static void closevol(struct vol *vol)
2254 dir_free( vol->v_root );
2256 if (vol->v_cdb != NULL) {
2257 cnid_close(vol->v_cdb);
2261 if (vol->v_postexec) {
2262 afprun(0, vol->v_postexec, NULL);
2264 if (vol->v_root_postexec) {
2265 afprun(1, vol->v_root_postexec, NULL);
2269 /* ------------------------- */
2270 void close_all_vol(void)
2274 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2275 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2276 ovol->v_flags &= ~AFPVOL_OPEN;
2282 /* ------------------------- */
2283 static void deletevol(struct vol *vol)
2287 vol->v_flags &= ~AFPVOL_OPEN;
2288 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2289 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2293 if ( ovol != NULL ) {
2294 /* Even if chdir fails, we can't say afp_closevol fails. */
2295 if ( chdir( ovol->v_path ) == 0 ) {
2296 curdir = ovol->v_root;
2301 if (vol->v_deleted) {
2302 showvol(vol->v_name);
2309 /* ------------------------- */
2310 int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2317 memcpy(&vid, ibuf, sizeof( vid ));
2318 if (NULL == ( vol = getvolbyvid( vid )) ) {
2319 return( AFPERR_PARAM );
2328 /* ------------------------- */
2329 struct vol *getvolbyvid(const u_int16_t vid )
2333 for ( vol = Volumes; vol; vol = vol->v_next ) {
2334 if ( vid == vol->v_vid ) {
2338 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
2344 #endif /* FORCE_UIDGID */
2351 /* ------------------------ */
2352 static int ext_cmp_key(const void *key, const void *obj)
2354 const char *p = key;
2355 const struct extmap *em = obj;
2356 return strdiacasecmp(p, em->em_ext);
2358 struct extmap *getextmap(const char *path)
2363 if (!Extmap_cnt || NULL == ( p = strrchr( path, '.' )) ) {
2364 return( Defextmap );
2368 return( Defextmap );
2370 em = bsearch(p, Extmap, Extmap_cnt, sizeof(struct extmap), ext_cmp_key);
2374 return( Defextmap );
2378 /* ------------------------- */
2379 struct extmap *getdefextmap(void)
2381 return( Defextmap );
2384 /* --------------------------
2385 poll if a volume is changed by other processes.
2387 0 no attention msg sent
2388 1 attention msg sent
2389 -1 error (socket closed)
2391 Note: if attention return -1 no packet has been
2392 sent because the buffer is full, we don't care
2393 either there's no reader or there's a lot of
2394 traffic and another pollvoltime will follow
2396 int pollvoltime(AFPObj *obj)
2403 if (!(afp_version > 21 && obj->options.server_notif))
2406 if ( gettimeofday( &tv, NULL ) < 0 )
2409 for ( vol = Volumes; vol; vol = vol->v_next ) {
2410 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
2411 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
2412 vol->v_mtime = st.st_mtime;
2413 if (!obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
2422 /* ------------------------- */
2423 void setvoltime(AFPObj *obj, struct vol *vol)
2427 /* just looking at vol->v_mtime is broken seriously since updates
2428 * from other users afpd processes never are seen.
2429 * This is not the most elegant solution (a shared memory between
2430 * the afpd processes would come closer)
2433 if ( gettimeofday( &tv, NULL ) < 0 ) {
2434 LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) );
2437 if( utime( vol->v_path, NULL ) < 0 ) {
2438 /* write of time failed ... probably a read only filesys,
2439 * where no other users can interfere, so there's no issue here
2443 /* a little granularity */
2444 if (vol->v_mtime < tv.tv_sec) {
2445 vol->v_mtime = tv.tv_sec;
2446 /* or finder doesn't update free space
2447 * AFP 3.2 and above clients seem to be ok without so many notification
2449 if (afp_version < 32 && obj->options.server_notif) {
2450 obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
2455 /* ------------------------- */
2456 int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
2459 u_int16_t vid, bitmap;
2462 memcpy(&vid, ibuf, sizeof( vid ));
2463 ibuf += sizeof( vid );
2464 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2465 bitmap = ntohs( bitmap );
2467 if (NULL == ( vol = getvolbyvid( vid )) ) {
2469 return( AFPERR_PARAM );
2472 return stat_vol(bitmap, vol, rbuf, rbuflen);
2475 /* ------------------------- */
2476 int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2480 u_int16_t vid, bitmap;
2486 memcpy(&vid, ibuf, sizeof( vid ));
2487 ibuf += sizeof( vid );
2488 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2489 bitmap = ntohs( bitmap );
2490 ibuf += sizeof(bitmap);
2492 if (( vol = getvolbyvid( vid )) == NULL ) {
2493 return( AFPERR_PARAM );
2496 if ((vol->v_flags & AFPVOL_RO))
2497 return AFPERR_VLOCK;
2499 /* we can only set the backup date. */
2500 if (bitmap != (1 << VOLPBIT_BDATE))
2501 return AFPERR_BITMAP;
2503 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2504 if ( ad_open( vol->v_path, ADFLAGS_HF|ADFLAGS_DIR, O_RDWR,
2507 return AFPERR_VLOCK;
2509 return AFPERR_ACCESS;
2512 memcpy(&aint, ibuf, sizeof(aint));
2513 ad_setdate(&ad, AD_DATE_BACKUP, aint);
2515 ad_close(&ad, ADFLAGS_HF);
2519 /* ------------------------- */
2520 int wincheck(const struct vol *vol, const char *path)
2524 if (!(vol->v_flags & AFPVOL_MSWINDOWS))
2527 /* empty paths are not allowed */
2528 if ((len = strlen(path)) == 0)
2531 /* leading or trailing whitespaces are not allowed, carriage returns
2532 * and probably other whitespace is okay, tabs are not allowed
2534 if ((path[0] == ' ') || (path[len-1] == ' '))
2537 /* certain characters are not allowed */
2538 if (strpbrk(path, MSWINDOWS_BADCHARS))
2541 /* everything else is okay */
2547 * precreate a folder
2548 * this is only intended for folders in the volume root
2549 * It will *not* work if the folder name contains extended characters
2551 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2560 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2562 LOG(log_error, logtype_afpd,"malloc failed");
2566 q=strdup(folder->name);
2568 LOG(log_error, logtype_afpd,"malloc failed");
2572 strcpy(p, vol->v_path);
2577 if ((vol->v_casefold & AFPVOL_MTOUUPPER))
2579 else if ((vol->v_casefold & AFPVOL_MTOULOWER))
2585 if ( (ret = stat( p, &st )) < 0 ) {
2586 if (folder->precreate) {
2587 if (ad_mkdir(p, folder->mode)) {
2588 LOG(log_debug, logtype_afpd,"Creating '%s' failed in %s: %s", p, vol->v_path, strerror(errno));
2597 if ( !ret && folder->hide) {
2599 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2600 if (ad_open_metadata( p, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
2606 ad_setname(&ad, folder->name);
2608 ad_getattr(&ad, &attr);
2609 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2610 ad_setattr(&ad, attr);
2612 /* do the same with the finder info */
2613 if (ad_entry(&ad, ADEID_FINDERI)) {
2614 memcpy(&attr, ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF, sizeof(attr));
2615 attr |= htons(FINDERINFO_INVISIBLE);
2616 memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr));
2620 ad_close_metadata( &ad);
2627 static void handle_special_folders (const struct vol * vol)
2629 const _special_folder *p = &special_folders[0];
2631 if ((vol->v_flags & AFPVOL_RO))
2634 for (; p->name != NULL; p++) {
2635 create_special_folder (vol, p);
2639 const struct vol *getvolumes(void)
2644 void unload_volumes_and_extmap(void)
2646 LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
2652 * Get a volumes UUID from the config file.
2653 * If there is none, it is generated and stored there.
2655 * Returns pointer to allocated storage on success, NULL on error.
2657 char *get_uuid(const AFPObj *obj, const char *volname)
2660 char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
2662 struct stat tmpstat;
2665 if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
2666 /* scan in the conf file */
2667 while (fgets(buf, sizeof(buf), fp) != NULL) {
2669 while (p && isblank(*p))
2671 if (!p || (*p == '#') || (*p == '\n'))
2672 continue; /* invalid line */
2675 if ((volname_conf = strtok( p, "\"" )) == NULL)
2676 continue; /* syntax error */
2678 if ((volname_conf = strtok( p, " \t" )) == NULL)
2679 continue; /* syntax error: invalid name */
2681 p = strchr(p, '\0');
2684 continue; /* syntax error */
2686 if (strcmp(volname, volname_conf) != 0)
2687 continue; /* another volume name */
2689 while (p && isblank(*p))
2692 if (sscanf(p, "%36s", uuid) == 1 ) {
2693 for (int i=0; uuid[i]; i++)
2694 uuid[i] = toupper(uuid[i]);
2695 LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
2697 return strdup(uuid);
2705 /* not found or no file, reopen in append mode */
2707 if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
2708 if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
2709 LOG(log_error, logtype_atalkd, "ERROR: Cannot create %s (%s).",
2710 obj->options.uuidconf, strerror(errno));
2713 if (( fp = fdopen( fd, "w" )) == NULL ) {
2714 LOG(log_error, logtype_atalkd, "ERROR: Cannot fdopen %s (%s).",
2715 obj->options.uuidconf, strerror(errno));
2719 } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
2720 LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
2721 obj->options.uuidconf, strerror(errno));
2724 fseek(fp, 0L, SEEK_END);
2725 if(ftell(fp) == 0) { /* size = 0 */
2726 fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
2727 fprintf(fp, "# This file is auto-generated by afpd\n");
2728 fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
2730 fseek(fp, -1L, SEEK_END);
2731 if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
2734 /* generate uuid and write to file */
2737 randombytes((void *)id, 16);
2738 cp = uuid_bin2string(id);
2740 LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, cp);
2742 fprintf(fp, "\"%s\"\t%36s\n", volname, cp);
2745 return strdup(uuid);