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 <uuid/uuid.h>
41 #include <atalk/asp.h>
42 #include <atalk/dsi.h>
43 #include <atalk/adouble.h>
44 #include <atalk/afp.h>
45 #include <atalk/util.h>
46 #include <atalk/volinfo.h>
47 #include <atalk/logger.h>
48 #include <atalk/vfs.h>
51 #include <atalk/cnid.h>
55 #include "directory.h"
64 extern int afprun(int root, char *cmd, int *outfd);
67 #define MIN(a, b) ((a) < (b) ? (a) : (b))
70 #ifndef NO_LARGE_VOL_SUPPORT
71 #if BYTE_ORDER == BIG_ENDIAN
74 #else /* BYTE_ORDER == BIG_ENDIAN */
75 #define hton64(x) ((u_int64_t) (htonl(((x) >> 32) & 0xffffffffLL)) | \
76 (u_int64_t) ((htonl(x) & 0xffffffffLL) << 32))
77 #define ntoh64(x) (hton64(x))
78 #endif /* BYTE_ORDER == BIG_ENDIAN */
79 #endif /* ! NO_LARGE_VOL_SUPPORT */
81 #ifndef UUID_PRINTABLE_STRING_LENGTH
82 #define UUID_PRINTABLE_STRING_LENGTH 37
86 struct vol *current_vol; /* last volume from getvolbyvid() */
88 static struct vol *Volumes = NULL;
89 static u_int16_t lastvid = 0;
90 static char *Trash = "\02\024Network Trash Folder";
92 static struct extmap *Extmap = NULL, *Defextmap = NULL;
93 static int Extmap_cnt;
94 static void free_extmap(void);
96 #define VOLOPT_ALLOW 0 /* user allow list */
97 #define VOLOPT_DENY 1 /* user deny list */
98 #define VOLOPT_RWLIST 2 /* user rw list */
99 #define VOLOPT_ROLIST 3 /* user ro list */
100 #define VOLOPT_PASSWORD 4 /* volume password */
101 #define VOLOPT_CASEFOLD 5 /* character case mangling */
102 #define VOLOPT_FLAGS 6 /* various flags */
103 #define VOLOPT_DBPATH 7 /* path to database */
104 #define VOLOPT_LIMITSIZE 8 /* Limit the size of the volume */
106 #define VOLOPT_VETO 10 /* list of veto filespec */
107 #define VOLOPT_PREEXEC 11 /* preexec command */
108 #define VOLOPT_ROOTPREEXEC 12 /* root preexec command */
109 #define VOLOPT_POSTEXEC 13 /* postexec command */
110 #define VOLOPT_ROOTPOSTEXEC 14 /* root postexec command */
111 #define VOLOPT_ENCODING 15 /* mac encoding (pre OSX)*/
112 #define VOLOPT_MACCHARSET 16
113 #define VOLOPT_CNIDSCHEME 17
114 #define VOLOPT_ADOUBLE 18 /* adouble version */
120 #define VOLOPT_FORCEUID 19 /* force uid for username x */
121 #define VOLOPT_FORCEGID 20 /* force gid for group x */
122 #endif /* FORCE_UIDGID */
124 #define VOLOPT_UMASK 21
125 #define VOLOPT_ALLOWED_HOSTS 22
126 #define VOLOPT_DENIED_HOSTS 23
127 #define VOLOPT_DPERM 24 /* dperm default directories perms */
128 #define VOLOPT_FPERM 25 /* fperm default files perms */
129 #define VOLOPT_DFLTPERM 26 /* perm */
130 #define VOLOPT_EA_VFS 27 /* Extended Attributes vfs indirection */
131 #define VOLOPT_CNIDSERVER 28 /* CNID Server ip address*/
132 #define VOLOPT_CNIDPORT 30 /* CNID server tcp port */
134 #define VOLOPT_MAX 31 /* <== IMPORTANT !!!!!! */
135 #define VOLOPT_NUM (VOLOPT_MAX + 1)
138 #define VOLOPT_DEFAULT ":DEFAULT:"
139 #define VOLOPT_DEFAULT_LEN 9
146 typedef struct _special_folder {
153 static const _special_folder special_folders[] = {
154 {"Network Trash Folder", 1, 0777, 1},
155 {"Temporary Items", 1, 0777, 1},
156 {".AppleDesktop", 1, 0777, 0},
158 {"TheFindByContentFolder", 0, 0, 1},
159 {"TheVolumeSettingsFolder", 0, 0, 1},
163 /* Forward declarations */
164 static void handle_special_folders (const struct vol *);
165 static void deletevol(struct vol *vol);
166 static void volume_free(struct vol *vol);
167 static void check_ea_sys_support(struct vol *vol);
169 static void volfree(struct vol_option *options, const struct vol_option *save)
174 for (i = 0; i < VOLOPT_MAX; i++) {
175 if (options[i].c_value && (options[i].c_value != save[i].c_value))
176 free(options[i].c_value);
179 for (i = 0; i < VOLOPT_MAX; i++) {
180 if (options[i].c_value)
181 free(options[i].c_value);
187 #define is_var(a, b) (strncmp((a), (b), 2) == 0)
190 * Handle variable substitutions. here's what we understand:
191 * $b -> basename of path
192 * $c -> client ip/appletalk address
193 * $d -> volume pathname on server
194 * $f -> full name (whatever's in the gecos field)
197 * $i -> client ip/appletalk address without port
198 * $s -> server name (hostname if it doesn't exist)
199 * $u -> username (guest is usually nobody)
200 * $v -> volume name or basename if null
201 * $z -> zone (may not exist)
204 * This get's called from readvolfile with
205 * path = NULL, volname = NULL for xlating the volumes path
206 * path = path, volname = NULL for xlating the volumes name
207 * ... and from volumes options parsing code when xlating eg dbpath with
208 * path = path, volname = volname
210 * Using this information we can reject xlation of any variable depeninding on a login
211 * context which is not given in the afp master, where we must evaluate this whole stuff
212 * too for the Zeroconf announcements.
214 static char *volxlate(AFPObj *obj,
227 int xlatevolname = 0;
229 if (! ((DSI *)obj->handle)->child)
232 if (path && !volname)
240 dest = calloc(destlen +1, 1);
246 strlcpy(dest, src, destlen +1);
247 if ((p = strchr(src, '$')) == NULL) /* nothing to do */
250 /* first part of the path. just forward to the next variable. */
251 len = MIN((size_t)(p - src), destlen);
257 while (p && destlen > 0) {
258 /* now figure out what the variable is */
260 if (is_var(p, "$b")) {
261 if (afpmaster && xlatevolname)
264 if ((q = strrchr(path, '/')) == NULL)
266 else if (*(q + 1) != '\0')
269 } else if (is_var(p, "$c")) {
270 if (afpmaster && xlatevolname)
272 if (obj->proto == AFPPROTO_ASP) {
273 ASP asp = obj->handle;
275 len = sprintf(dest, "%u.%u", ntohs(asp->asp_sat.sat_addr.s_net),
276 asp->asp_sat.sat_addr.s_node);
280 } else if (obj->proto == AFPPROTO_DSI) {
281 DSI *dsi = obj->handle;
282 len = sprintf(dest, "%s:%u",
283 getip_string((struct sockaddr *)&dsi->client),
284 getip_port((struct sockaddr *)&dsi->client));
288 } else if (is_var(p, "$d")) {
289 if (afpmaster && xlatevolname)
292 } else if (pwd && is_var(p, "$f")) {
293 if (afpmaster && xlatevolname)
295 if ((r = strchr(pwd->pw_gecos, ',')))
298 } else if (pwd && is_var(p, "$g")) {
299 if (afpmaster && xlatevolname)
301 struct group *grp = getgrgid(pwd->pw_gid);
304 } else if (is_var(p, "$h")) {
305 q = obj->options.hostname;
306 } else if (is_var(p, "$i")) {
307 if (afpmaster && xlatevolname)
309 if (obj->proto == AFPPROTO_ASP) {
310 ASP asp = obj->handle;
312 len = sprintf(dest, "%u", ntohs(asp->asp_sat.sat_addr.s_net));
316 } else if (obj->proto == AFPPROTO_DSI) {
317 DSI *dsi = obj->handle;
318 q = getip_string((struct sockaddr *)&dsi->client);
320 } else if (is_var(p, "$s")) {
323 else if (obj->options.server) {
324 q = obj->options.server;
326 q = obj->options.hostname;
327 } else if (obj->username && is_var(p, "$u")) {
328 if (afpmaster && xlatevolname)
331 if ( obj->options.ntseparator && (sep = strchr(obj->username, obj->options.ntseparator[0])) != NULL)
335 } else if (is_var(p, "$v")) {
336 if (afpmaster && xlatevolname)
342 if ((q = strrchr(path, '/')) == NULL)
344 else if (*(q + 1) != '\0')
347 } else if (is_var(p, "$z")) {
349 } else if (is_var(p, "$$")) {
354 /* copy the stuff over. if we don't understand something that we
355 * should, just skip it over. */
357 len = MIN(p == q ? 2 : strlen(q), destlen);
358 strncpy(dest, q, len);
363 /* stuff up to next $ */
365 p = strchr(src, '$');
366 len = p ? MIN((size_t)(p - src), destlen) : destlen;
368 strncpy(dest, src, len);
376 /* to make sure that val is valid, make sure to select an opt that
378 static int optionok(const char *buf, const char *opt, const char *val)
380 if (!strstr(buf,opt))
388 /* -------------------- */
389 static void setoption(struct vol_option *options, struct vol_option *save, int opt, const char *val)
391 if (options[opt].c_value && (!save || options[opt].c_value != save[opt].c_value))
392 free(options[opt].c_value);
393 options[opt].c_value = strdup(val + 1);
396 /* ------------------------------------------
397 handle all the options. tmp can't be NULL. */
398 static void volset(struct vol_option *options, struct vol_option *save,
399 char *volname, int vlen,
404 val = strchr(tmp, ':');
406 /* we'll assume it's a volume name. */
407 strncpy(volname, tmp, vlen);
412 LOG(log_debug, logtype_afpd, "Parsing volset %s", val);
414 if (optionok(tmp, "allow:", val)) {
415 setoption(options, save, VOLOPT_ALLOW, val);
417 } else if (optionok(tmp, "deny:", val)) {
418 setoption(options, save, VOLOPT_DENY, val);
420 } else if (optionok(tmp, "rwlist:", val)) {
421 setoption(options, save, VOLOPT_RWLIST, val);
423 } else if (optionok(tmp, "rolist:", val)) {
424 setoption(options, save, VOLOPT_ROLIST, val);
426 } else if (optionok(tmp, "codepage:", val)) {
427 LOG (log_error, logtype_afpd, "The old codepage system has been removed. Please make sure to read the documentation !!!!");
428 /* Make sure we don't screw anything */
430 } else if (optionok(tmp, "volcharset:", val)) {
431 setoption(options, save, VOLOPT_ENCODING, val);
432 } else if (optionok(tmp, "maccharset:", val)) {
433 setoption(options, save, VOLOPT_MACCHARSET, val);
434 } else if (optionok(tmp, "veto:", val)) {
435 setoption(options, save, VOLOPT_VETO, val);
436 } else if (optionok(tmp, "cnidscheme:", val)) {
437 setoption(options, save, VOLOPT_CNIDSCHEME, val);
438 } else if (optionok(tmp, "casefold:", val)) {
439 if (strcasecmp(val + 1, "tolower") == 0)
440 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMLOWER;
441 else if (strcasecmp(val + 1, "toupper") == 0)
442 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMUPPER;
443 else if (strcasecmp(val + 1, "xlatelower") == 0)
444 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UUPPERMLOWER;
445 else if (strcasecmp(val + 1, "xlateupper") == 0)
446 options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER;
447 } else if (optionok(tmp, "adouble:", val)) {
448 if (strcasecmp(val + 1, "v2") == 0)
449 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
450 else if (strcasecmp(val + 1, "ea") == 0)
451 options[VOLOPT_ADOUBLE].i_value = AD_VERSION_EA;
452 } else if (optionok(tmp, "options:", val)) {
455 if ((p = strtok(val + 1, ",")) == NULL) /* nothing */
459 if (strcasecmp(p, "prodos") == 0)
460 options[VOLOPT_FLAGS].i_value |= AFPVOL_A2VOL;
461 else if (strcasecmp(p, "mswindows") == 0) {
462 options[VOLOPT_FLAGS].i_value |= AFPVOL_MSWINDOWS | AFPVOL_USEDOTS;
463 } else if (strcasecmp(p, "crlf") == 0)
464 options[VOLOPT_FLAGS].i_value |= AFPVOL_CRLF;
465 else if (strcasecmp(p, "noadouble") == 0)
466 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOADOUBLE;
467 else if (strcasecmp(p, "ro") == 0)
468 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
469 else if (strcasecmp(p, "nohex") == 0)
470 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
471 else if (strcasecmp(p, "usedots") == 0)
472 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
473 else if (strcasecmp(p, "invisibledots") == 0)
474 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_INV_DOTS;
475 else if (strcasecmp(p, "limitsize") == 0)
476 options[VOLOPT_FLAGS].i_value |= AFPVOL_LIMITSIZE;
477 /* support for either "dropbox" or "dropkludge" */
478 else if (strcasecmp(p, "dropbox") == 0)
479 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
480 else if (strcasecmp(p, "dropkludge") == 0)
481 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
482 else if (strcasecmp(p, "nofileid") == 0)
483 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOFILEID;
484 else if (strcasecmp(p, "nostat") == 0)
485 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
486 else if (strcasecmp(p, "preexec_close") == 0)
487 options[VOLOPT_PREEXEC].i_value = 1;
488 else if (strcasecmp(p, "root_preexec_close") == 0)
489 options[VOLOPT_ROOTPREEXEC].i_value = 1;
490 else if (strcasecmp(p, "upriv") == 0)
491 options[VOLOPT_FLAGS].i_value |= AFPVOL_UNIX_PRIV;
492 else if (strcasecmp(p, "nodev") == 0)
493 options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
494 else if (strcasecmp(p, "caseinsensitive") == 0)
495 options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
496 else if (strcasecmp(p, "illegalseq") == 0)
497 options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
498 else if (strcasecmp(p, "nocnidcache") == 0)
499 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_CACHE;
500 else if (strcasecmp(p, "tm") == 0)
501 options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
502 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
504 else if (strcasecmp(p, "cdrom") == 0)
505 options[VOLOPT_FLAGS].i_value |= AFPVOL_CDROM | AFPVOL_RO;
507 p = strtok(NULL, ",");
510 } else if (optionok(tmp, "cnidserver:", val)) {
511 setoption(options, save, VOLOPT_CNIDSERVER, val);
513 char *p = strrchr(val + 1, ':');
516 setoption(options, save, VOLOPT_CNIDPORT, p);
519 LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
520 volname, val + 1, p ? p + 1 : Cnid_port);
522 } else if (optionok(tmp, "dbpath:", val)) {
523 setoption(options, save, VOLOPT_DBPATH, val);
525 } else if (optionok(tmp, "umask:", val)) {
526 options[VOLOPT_UMASK].i_value = (int)strtol(val +1, NULL, 8);
527 } else if (optionok(tmp, "dperm:", val)) {
528 options[VOLOPT_DPERM].i_value = (int)strtol(val+1, NULL, 8);
529 } else if (optionok(tmp, "fperm:", val)) {
530 options[VOLOPT_FPERM].i_value = (int)strtol(val+1, NULL, 8);
531 } else if (optionok(tmp, "perm:", val)) {
532 options[VOLOPT_DFLTPERM].i_value = (int)strtol(val+1, NULL, 8);
533 } else if (optionok(tmp, "password:", val)) {
534 setoption(options, save, VOLOPT_PASSWORD, val);
538 /* this code allows forced uid/gid per volume settings */
539 } else if (optionok(tmp, "forceuid:", val)) {
540 setoption(options, save, VOLOPT_FORCEUID, val);
541 } else if (optionok(tmp, "forcegid:", val)) {
542 setoption(options, save, VOLOPT_FORCEGID, val);
544 #endif /* FORCE_UIDGID */
545 } else if (optionok(tmp, "root_preexec:", val)) {
546 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
548 } else if (optionok(tmp, "preexec:", val)) {
549 setoption(options, save, VOLOPT_PREEXEC, val);
551 } else if (optionok(tmp, "root_postexec:", val)) {
552 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
554 } else if (optionok(tmp, "postexec:", val)) {
555 setoption(options, save, VOLOPT_POSTEXEC, val);
557 } else if (optionok(tmp, "allowed_hosts:", val)) {
558 setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
560 } else if (optionok(tmp, "denied_hosts:", val)) {
561 setoption(options, save, VOLOPT_DENIED_HOSTS, val);
563 } else if (optionok(tmp, "ea:", val)) {
564 if (strcasecmp(val + 1, "ad") == 0)
565 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
566 else if (strcasecmp(val + 1, "sys") == 0)
567 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
568 else if (strcasecmp(val + 1, "none") == 0)
569 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
571 } else if (optionok(tmp, "volsizelimit:", val)) {
572 options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val + 1, NULL, 10);
575 /* ignore unknown options */
576 LOG(log_debug, logtype_afpd, "ignoring unknown volume option: %s", tmp);
581 /* ----------------- */
582 static void showvol(const ucs2_t *name)
585 for ( volume = Volumes; volume; volume = volume->v_next ) {
586 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
593 /* ------------------------------- */
594 static int creatvol(AFPObj *obj, struct passwd *pwd,
595 char *path, char *name,
596 struct vol_option *options,
597 const int user /* user defined volume */
601 int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
603 char tmpname[AFPVOL_U8MNAMELEN+1];
604 ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
605 char suffix[6]; /* max is #FFFF */
608 LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
610 if ( name == NULL || *name == '\0' ) {
611 if ((name = strrchr( path, '/' )) == NULL) {
612 return -1; /* Obviously not a fully qualified path */
615 /* if you wish to share /, you need to specify a name. */
620 /* suffix for mangling use (lastvid + 1) */
621 /* because v_vid has not been decided yet. */
622 suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
624 vlen = strlen( name );
626 /* Unicode Volume Name */
627 /* Firstly convert name from unixcharset to UTF8-MAC */
629 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
631 strcpy(tmpname, "???");
635 /* Do we have to mangle ? */
636 if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
637 if (tmpvlen + suffixlen > obj->options.volnamelen) {
639 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
640 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
642 strcat(tmpname, suffix);
643 tmpvlen = strlen(tmpname);
646 /* Secondly convert name from UTF8-MAC to UCS2 */
647 if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
650 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
652 /* Maccharset Volume Name */
653 /* Firsty convert name from unixcharset to maccharset */
655 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
657 strcpy(tmpname, "???");
661 /* Do we have to mangle ? */
662 if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
663 if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
665 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_MACNAMELEN - suffixlen, &flags);
666 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
668 strcat(tmpname, suffix);
669 tmpvlen = strlen(tmpname);
672 /* Secondly convert name from maccharset to UCS2 */
673 if ( 0 >= ( macvlen = convert_string(obj->options.maccharset, CH_UCS2, tmpname, tmpvlen, mactmpname, AFPVOL_U8MNAMELEN*2)) )
676 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
678 /* check duplicate */
679 for ( volume = Volumes; volume; volume = volume->v_next ) {
680 if (( strcasecmp_w( volume->v_u8mname, u8mtmpname ) == 0 ) || ( strcasecmp_w( volume->v_macname, mactmpname ) == 0 )){
681 if (volume->v_deleted) {
682 volume->v_new = hide = 1;
685 return -1; /* Won't be able to access it, anyway... */
690 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
691 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
694 if ( NULL == ( volume->v_localname = strdup(name))) {
695 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
700 if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
701 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
706 if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
707 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
712 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
713 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
719 volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
720 volume->v_hide = hide;
721 strcpy( volume->v_path, path );
725 #endif /* __svr4__ */
726 /* os X start at 1 and use network order ie. 1 2 3 */
727 volume->v_vid = ++lastvid;
728 volume->v_vid = htons(volume->v_vid);
730 if (check_vol_acl_support(volume))
731 volume->v_flags |= AFPVOL_ACLS;
736 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
737 volume->v_flags |= options[VOLOPT_FLAGS].i_value;
739 if (options[VOLOPT_EA_VFS].i_value)
740 volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
742 volume->v_ad_options = 0;
743 if ((volume->v_flags & AFPVOL_NODEV))
744 volume->v_ad_options |= ADVOL_NODEV;
745 if ((volume->v_flags & AFPVOL_CACHE))
746 volume->v_ad_options |= ADVOL_CACHE;
747 if ((volume->v_flags & AFPVOL_UNIX_PRIV))
748 volume->v_ad_options |= ADVOL_UNIXPRIV;
749 if ((volume->v_flags & AFPVOL_INV_DOTS))
750 volume->v_ad_options |= ADVOL_INVDOTS;
751 if ((volume->v_flags & AFPVOL_NOADOUBLE))
752 volume->v_ad_options |= ADVOL_NOADOUBLE;
754 if (options[VOLOPT_PASSWORD].c_value)
755 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
757 if (options[VOLOPT_VETO].c_value)
758 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
760 if (options[VOLOPT_ENCODING].c_value)
761 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
763 if (options[VOLOPT_MACCHARSET].c_value)
764 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
766 if (options[VOLOPT_DBPATH].c_value)
767 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
769 if (options[VOLOPT_CNIDSCHEME].c_value)
770 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
772 if (options[VOLOPT_CNIDSERVER].c_value)
773 volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
775 if (options[VOLOPT_CNIDPORT].c_value)
776 volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
778 if (options[VOLOPT_UMASK].i_value)
779 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
781 if (options[VOLOPT_DPERM].i_value)
782 volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
784 if (options[VOLOPT_FPERM].i_value)
785 volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
787 if (options[VOLOPT_DFLTPERM].i_value)
788 volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
790 if (options[VOLOPT_ADOUBLE].i_value)
791 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
793 volume->v_adouble = AD_VERSION;
795 if (options[VOLOPT_LIMITSIZE].i_value)
796 volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
798 /* Mac to Unix conversion flags*/
799 volume->v_mtou_flags = 0;
800 if (!(volume->v_flags & AFPVOL_NOHEX))
801 volume->v_mtou_flags |= CONV_ESCAPEHEX;
802 if (!(volume->v_flags & AFPVOL_USEDOTS))
803 volume->v_mtou_flags |= CONV_ESCAPEDOTS;
804 if ((volume->v_flags & AFPVOL_EILSEQ))
805 volume->v_mtou_flags |= CONV__EILSEQ;
807 if ((volume->v_casefold & AFPVOL_MTOUUPPER))
808 volume->v_mtou_flags |= CONV_TOUPPER;
809 else if ((volume->v_casefold & AFPVOL_MTOULOWER))
810 volume->v_mtou_flags |= CONV_TOLOWER;
812 /* Unix to Mac conversion flags*/
813 volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
814 if ((volume->v_casefold & AFPVOL_UTOMUPPER))
815 volume->v_utom_flags |= CONV_TOUPPER;
816 else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
817 volume->v_utom_flags |= CONV_TOLOWER;
819 if ((volume->v_flags & AFPVOL_EILSEQ))
820 volume->v_utom_flags |= CONV__EILSEQ;
823 if (options[VOLOPT_FORCEUID].c_value) {
824 volume->v_forceuid = strdup(options[VOLOPT_FORCEUID].c_value);
826 volume->v_forceuid = NULL; /* set as null so as to return 0 later on */
829 if (options[VOLOPT_FORCEGID].c_value) {
830 volume->v_forcegid = strdup(options[VOLOPT_FORCEGID].c_value);
832 volume->v_forcegid = NULL; /* set as null so as to return 0 later on */
836 if (options[VOLOPT_PREEXEC].c_value)
837 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
838 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
840 if (options[VOLOPT_POSTEXEC].c_value)
841 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
843 if (options[VOLOPT_ROOTPREEXEC].c_value)
844 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
845 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
847 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
848 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
851 volume->v_dperm |= volume->v_perm;
852 volume->v_fperm |= volume->v_perm;
854 /* Check EA support on volume */
855 if (volume->v_vfs_ea == AFPVOL_EA_AUTO)
856 check_ea_sys_support(volume);
859 /* get/store uuid from file */
860 if (volume->v_flags & AFPVOL_TM) {
861 char *uuid = get_uuid(obj, volume->v_localname);
863 LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
864 volume->v_localname);
866 volume->v_uuid = uuid;
867 LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
868 volume->v_localname, volume->v_uuid);
872 volume->v_next = Volumes;
877 /* ---------------- */
878 static char *myfgets( char *buf, int size, FILE *fp)
884 while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
885 if ( c == '\n' || c == '\r' ) {
886 if (p != buf && *(p -1) == '\\') {
908 /* check access list. this function wants something of the following
910 * @group,name,name2,@group2,name3
912 * a NULL argument allows everybody to have access.
913 * we return three things:
915 * 0: list exists, but name isn't in it
919 #ifndef NO_REAL_USER_NAME
920 /* authentication is case insensitive
921 * FIXME should we do the same with group name?
923 #define access_strcmp strcasecmp
926 #define access_strcmp strcmp
930 static int accessvol(const char *args, const char *name)
932 char buf[MAXPATHLEN + 1], *p;
938 strlcpy(buf, args, sizeof(buf));
939 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
943 if (*p == '@') { /* it's a group */
944 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
946 } else if (access_strcmp(p, name) == 0) /* it's a user name */
948 p = strtok(NULL, ",");
954 static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
957 char buf[MAXPATHLEN + 1], *p, *b;
958 DSI *dsi = obj->handle;
959 struct sockaddr_storage client;
964 strlcpy(buf, args, sizeof(buf));
965 if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
968 if (obj->proto != AFPPROTO_DSI)
973 char *ipaddr, *mask_char;
974 struct addrinfo hints, *ai;
976 ipaddr = strtok(p, "/");
977 mask_char = strtok(NULL,"/");
979 /* Get address from string with getaddrinfo */
980 memset(&hints, 0, sizeof hints);
981 hints.ai_family = AF_UNSPEC;
982 hints.ai_socktype = SOCK_STREAM;
983 if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
984 LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
989 if (mask_char != NULL)
990 mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
992 if (ai->ai_family == AF_INET) /* IPv4 */
998 /* Apply mask to addresses */
999 client = dsi->client;
1000 apply_ip_mask((struct sockaddr *)&client, mask_int);
1001 apply_ip_mask(ai->ai_addr, mask_int);
1003 if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
1004 if (type == VOLOPT_DENIED_HOSTS)
1005 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
1006 getip_string((struct sockaddr *)&client), volname);
1013 p = strtok_r(NULL, ",", &b);
1016 if (type == VOLOPT_ALLOWED_HOSTS)
1017 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
1018 getip_string((struct sockaddr *)&dsi->client), volname);
1022 static void setextmap(char *ext, char *type, char *creator, int user)
1027 if (Extmap == NULL) {
1028 if (( Extmap = calloc(1, sizeof( struct extmap ))) == NULL ) {
1029 LOG(log_error, logtype_afpd, "setextmap: calloc: %s", strerror(errno) );
1034 for ( em = Extmap, cnt = 0; em->em_ext; em++, cnt++) {
1035 if ( (strdiacasecmp( em->em_ext, ext )) == 0 ) {
1040 if ( em->em_ext == NULL ) {
1041 if (!(Extmap = realloc( Extmap, sizeof( struct extmap ) * (cnt +2))) ) {
1042 LOG(log_error, logtype_afpd, "setextmap: realloc: %s", strerror(errno) );
1045 (Extmap +cnt +1)->em_ext = NULL;
1047 } else if ( !user ) {
1053 if (!(em->em_ext = strdup( ext))) {
1054 LOG(log_error, logtype_afpd, "setextmap: strdup: %s", strerror(errno) );
1058 if ( *type == '\0' ) {
1059 memcpy(em->em_type, "\0\0\0\0", sizeof( em->em_type ));
1061 memcpy(em->em_type, type, sizeof( em->em_type ));
1063 if ( *creator == '\0' ) {
1064 memcpy(em->em_creator, "\0\0\0\0", sizeof( em->em_creator ));
1066 memcpy(em->em_creator, creator, sizeof( em->em_creator ));
1070 /* -------------------------- */
1071 static int extmap_cmp(const void *map1, const void *map2)
1073 const struct extmap *em1 = map1;
1074 const struct extmap *em2 = map2;
1075 return strdiacasecmp(em1->em_ext, em2->em_ext);
1078 static void sortextmap( void)
1083 if ((em = Extmap) == NULL) {
1086 while (em->em_ext) {
1091 qsort(Extmap, Extmap_cnt, sizeof(struct extmap), extmap_cmp);
1092 if (*Extmap->em_ext == 0) {
1093 /* the first line is really "." the default entry,
1094 * we remove the leading '.' in setextmap
1101 /* ----------------------
1103 static void free_extmap( void)
1108 for ( em = Extmap; em->em_ext; em++) {
1118 /* ----------------------
1120 static int volfile_changed(struct afp_volume_name *p)
1126 name = p->full_name;
1130 if (!stat( name, &st) && st.st_mtime > p->mtime) {
1131 p->mtime = st.st_mtime;
1137 /* ----------------------
1138 * Read a volume configuration file and add the volumes contained within to
1139 * the global volume list. This gets called from the forked afpd childs.
1140 * The master now reads this too for Zeroconf announcements.
1142 * If p2 is non-NULL, the file that is opened is
1145 * Lines that begin with # and blank lines are ignored.
1146 * Volume lines are of the form:
1147 * <unix path> [<volume name>] [allow:<user>,<@group>,...] \
1148 * [codepage:<file>] [casefold:<num>]
1149 * <extension> TYPE [CREATOR]
1152 int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int user, struct passwd *pwent)
1155 char path[MAXPATHLEN + 1];
1156 char tmp[MAXPATHLEN + 1];
1157 char volname[AFPVOL_U8MNAMELEN + 1];
1159 char type[5], creator[5];
1164 struct vol_option save_options[VOLOPT_NUM];
1165 struct vol_option options[VOLOPT_NUM];
1171 strcpy( path, p1->name );
1173 strcat( path, "/" );
1175 if (p1->full_name) {
1176 free(p1->full_name);
1178 p1->full_name = strdup(path);
1181 if (NULL == ( fp = fopen( path, "r" )) ) {
1185 if (fd != -1 && !fstat( fd, &st) ) {
1186 p1->mtime = st.st_mtime;
1189 memset(save_options, 0, sizeof(save_options));
1191 /* Enable some default options for all volumes */
1192 save_options[VOLOPT_FLAGS].i_value |= AFPVOL_CACHE;
1193 save_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
1194 LOG(log_maxdebug, logtype_afpd, "readvolfile: seeding default umask: %04o",
1195 obj->options.umask);
1196 save_options[VOLOPT_UMASK].i_value = obj->options.umask;
1198 LOG(log_debug, logtype_afpd, "readvolfile: \"%s\"", path);
1200 while ( myfgets( buf, sizeof( buf ), fp ) != NULL ) {
1201 initline( strlen( buf ), buf );
1202 parseline( sizeof( path ) - 1, path );
1209 /* change the default options for this file */
1210 if (strncmp(path, VOLOPT_DEFAULT, VOLOPT_DEFAULT_LEN) == 0) {
1212 for (i = 0; i < VOLOPT_NUM; i++) {
1213 if (parseline( sizeof( path ) - VOLOPT_DEFAULT_LEN - 1,
1214 path + VOLOPT_DEFAULT_LEN) < 0)
1216 volset(save_options, NULL, tmp, sizeof(tmp) - 1,
1217 path + VOLOPT_DEFAULT_LEN);
1223 if (( p = strchr( path, '/' )) != NULL ) {
1231 if ( u == NULL || *u == '\0' || ( pw = getpwnam( u )) == NULL ) {
1234 strcpy( tmp, pw->pw_dir );
1235 if ( p != NULL && *p != '\0' ) {
1242 /* send path through variable substitution */
1243 if (*path != '~') /* need to copy path to tmp */
1245 if (!pwent && obj->username)
1246 pwent = getpwnam(obj->username);
1248 if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
1251 /* this is sort of braindead. basically, i want to be
1252 * able to specify things in any order, but i don't want to
1253 * re-write everything. */
1255 memcpy(options, save_options, sizeof(options));
1258 /* read in up to VOLOP_NUM possible options */
1259 for (i = 0; i < VOLOPT_NUM; i++) {
1260 if (parseline( sizeof( tmp ) - 1, tmp ) < 0)
1263 volset(options, save_options, volname, sizeof(volname) - 1, tmp);
1266 /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
1267 allow -> either no list (-1), or in list (1)
1268 deny -> either no list (-1), or not in list (0) */
1269 if (!((DSI *)obj->handle)->child
1271 (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
1272 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
1273 hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
1274 (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
1276 /* handle read-only behaviour. semantics:
1277 * 1) neither the rolist nor the rwlist exist -> rw
1278 * 2) rolist exists -> ro if user is in it.
1279 * 3) rwlist exists -> ro unless user is in it. */
1280 if (((DSI *)obj->handle)->child
1282 ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
1284 ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
1285 !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
1286 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
1288 /* do variable substitution for volname */
1289 if (volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path, NULL) == NULL)
1292 creatvol(obj, pwent, path, tmp, options, p2 != NULL);
1294 volfree(options, save_options);
1298 parseline( sizeof( type ) - 1, type );
1299 parseline( sizeof( creator ) - 1, creator );
1300 setextmap( path, type, creator, user);
1307 volfree(save_options, NULL);
1309 if ( fclose( fp ) != 0 ) {
1310 LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) );
1316 /* ------------------------------- */
1317 static void volume_free(struct vol *vol)
1319 free(vol->v_localname);
1320 vol->v_localname = NULL;
1321 free(vol->v_u8mname);
1322 vol->v_u8mname = NULL;
1323 free(vol->v_macname);
1324 vol->v_macname = NULL;
1326 free(vol->v_password);
1328 free(vol->v_volcodepage);
1329 free(vol->v_maccodepage);
1330 free(vol->v_cnidscheme);
1331 free(vol->v_dbpath);
1334 free(vol->v_forceuid);
1335 free(vol->v_forcegid);
1336 #endif /* FORCE_UIDGID */
1341 /* ------------------------------- */
1342 static void free_volumes(void )
1345 struct vol *nvol, *ovol;
1347 for ( vol = Volumes; vol; vol = vol->v_next ) {
1348 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1355 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1358 if (vol->v_localname == NULL) {
1359 if (Volumes == vol) {
1364 ovol->v_next = nvol;
1374 /* ------------------------------- */
1375 static void volume_unlink(struct vol *volume)
1377 struct vol *vol, *ovol, *nvol;
1379 if (volume == Volumes) {
1380 Volumes = Volumes->v_next;
1383 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1386 if (vol == volume) {
1387 ovol->v_next = nvol;
1396 static int getvolspace(struct vol *vol,
1397 u_int32_t *bfree, u_int32_t *btotal,
1398 VolSpace *xbfree, VolSpace *xbtotal, u_int32_t *bsize)
1402 #ifndef NO_QUOTA_SUPPORT
1403 VolSpace qfree, qtotal;
1406 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1407 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1408 maxsize = (vol->v_flags & AFPVOL_A2VOL) ? 0x01fffe00 :
1409 (((afp_version < 22) || (vol->v_flags & AFPVOL_LIMITSIZE))
1410 ? 0x7fffffffL : 0xffffffffL);
1413 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1414 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1415 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1416 goto getvolspace_done;
1421 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal, bsize)) != AFP_OK ) {
1425 #define min(a,b) ((a)<(b)?(a):(b))
1426 #ifndef NO_QUOTA_SUPPORT
1427 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1428 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1429 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1430 *xbfree = min(*xbfree, qfree);
1431 *xbtotal = min( *xbtotal, qtotal);
1432 goto getvolspace_done;
1436 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1439 if (vol->v_limitsize) {
1440 /* FIXME: Free could be limit minus (total minus used), */
1441 /* which will confuse the client less ? */
1442 *xbfree = min(*xbfree, (vol->v_limitsize * 1024 * 1024));
1443 *xbtotal = min(*xbtotal, (vol->v_limitsize * 1024 * 1024));
1446 *bfree = min( *xbfree, maxsize);
1447 *btotal = min( *xbtotal, maxsize);
1451 /* -----------------------
1452 * set volume creation date
1453 * avoid duplicate, well at least it tries
1455 static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date)
1458 struct vol *vol = Volumes;
1460 for ( volume = Volumes; volume; volume = volume->v_next ) {
1461 if (volume->v_vid == id) {
1464 else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
1466 volume = Volumes; /* restart */
1469 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1470 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1473 /* ----------------------- */
1474 static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
1477 int bit = 0, isad = 1;
1480 u_int32_t bfree, btotal, bsize;
1481 VolSpace xbfree, xbtotal; /* extended bytes */
1482 char *data, *nameoff = NULL;
1485 LOG(log_debug, logtype_afpd, "getvolparams: Volume '%s'", vol->v_localname);
1487 /* courtesy of jallison@whistle.com:
1488 * For MacOS8.x support we need to create the
1489 * .Parent file here if it doesn't exist. */
1491 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1492 if ( ad_open_metadata( vol->v_path, ADFLAGS_DIR, O_CREAT, &ad) < 0 ) {
1494 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1496 } else if (ad_get_MD_flags( &ad ) & O_CREAT) {
1497 slash = strrchr( vol->v_path, '/' );
1501 slash = vol->v_path;
1502 if (ad_getentryoff(&ad, ADEID_NAME)) {
1503 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1504 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1505 ad_getentrylen( &ad, ADEID_NAME ));
1507 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1511 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1512 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1514 vol->v_ctime = aint;
1517 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1518 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1519 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1520 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1521 &bsize) != AFP_OK ) {
1523 ad_close( &ad, ADFLAGS_HF );
1525 return( AFPERR_PARAM );
1530 while ( bitmap != 0 ) {
1531 while (( bitmap & 1 ) == 0 ) {
1539 /* check for read-only.
1540 * NOTE: we don't actually set the read-only flag unless
1541 * it's passed in that way as it's possible to mount
1542 * a read-write filesystem under a read-only one. */
1543 if ((vol->v_flags & AFPVOL_RO) ||
1544 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1545 ashort |= VOLPBIT_ATTR_RO;
1547 /* prior 2.1 only VOLPBIT_ATTR_RO is defined */
1548 if (afp_version > 20) {
1549 if (0 == (vol->v_flags & AFPVOL_NOFILEID) && vol->v_cdb != NULL &&
1550 (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1551 ashort |= VOLPBIT_ATTR_FILEID;
1553 ashort |= VOLPBIT_ATTR_CATSEARCH;
1555 if (afp_version >= 30) {
1556 ashort |= VOLPBIT_ATTR_UTF8;
1557 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1558 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1559 if (vol->v_flags & AFPVOL_TM)
1560 ashort |= VOLPBIT_ATTR_TM;
1562 if (afp_version >= 32) {
1564 ashort |= VOLPBIT_ATTR_EXT_ATTRS;
1565 if (vol->v_flags & AFPVOL_ACLS)
1566 ashort |= VOLPBIT_ATTR_ACLS;
1570 ashort = htons(ashort);
1571 memcpy(data, &ashort, sizeof( ashort ));
1572 data += sizeof( ashort );
1576 ashort = htons( AFPVOLSIG_DEFAULT );
1577 memcpy(data, &ashort, sizeof( ashort ));
1578 data += sizeof( ashort );
1581 case VOLPBIT_CDATE :
1582 aint = vol->v_ctime;
1583 memcpy(data, &aint, sizeof( aint ));
1584 data += sizeof( aint );
1587 case VOLPBIT_MDATE :
1588 if ( st->st_mtime > vol->v_mtime ) {
1589 vol->v_mtime = st->st_mtime;
1591 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1592 memcpy(data, &aint, sizeof( aint ));
1593 data += sizeof( aint );
1596 case VOLPBIT_BDATE :
1597 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1598 aint = AD_DATE_START;
1599 memcpy(data, &aint, sizeof( aint ));
1600 data += sizeof( aint );
1604 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1605 data += sizeof( vol->v_vid );
1608 case VOLPBIT_BFREE :
1609 bfree = htonl( bfree );
1610 memcpy(data, &bfree, sizeof( bfree ));
1611 data += sizeof( bfree );
1614 case VOLPBIT_BTOTAL :
1615 btotal = htonl( btotal );
1616 memcpy(data, &btotal, sizeof( btotal ));
1617 data += sizeof( btotal );
1620 #ifndef NO_LARGE_VOL_SUPPORT
1621 case VOLPBIT_XBFREE :
1622 xbfree = hton64( xbfree );
1623 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1624 bcopy(&xbfree, data, sizeof(xbfree));
1625 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1626 memcpy(data, &xbfree, sizeof( xbfree ));
1627 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1628 data += sizeof( xbfree );
1631 case VOLPBIT_XBTOTAL :
1632 xbtotal = hton64( xbtotal );
1633 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1634 bcopy(&xbtotal, data, sizeof(xbtotal));
1635 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1636 memcpy(data, &xbtotal, sizeof( xbtotal ));
1637 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1638 data += sizeof( xbfree );
1640 #endif /* ! NO_LARGE_VOL_SUPPORT */
1644 data += sizeof( u_int16_t );
1647 case VOLPBIT_BSIZE: /* block size */
1648 bsize = htonl(bsize);
1649 memcpy(data, &bsize, sizeof(bsize));
1650 data += sizeof(bsize);
1655 ad_close( &ad, ADFLAGS_HF );
1657 return( AFPERR_BITMAP );
1663 ashort = htons( data - buf );
1664 memcpy(nameoff, &ashort, sizeof( ashort ));
1665 /* name is always in mac charset */
1666 aint = ucs2_to_charset( vol->v_maccharset, vol->v_macname, data+1, AFPVOL_MACNAMELEN + 1);
1676 ad_close_metadata( &ad);
1678 *buflen = data - buf;
1682 /* ------------------------- */
1683 static int stat_vol(u_int16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
1689 if ( stat( vol->v_path, &st ) < 0 ) {
1691 return( AFPERR_PARAM );
1693 /* save the volume device number */
1694 vol->v_dev = st.st_dev;
1696 buflen = *rbuflen - sizeof( bitmap );
1697 if (( ret = getvolparams( bitmap, vol, &st,
1698 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1702 *rbuflen = buflen + sizeof( bitmap );
1703 bitmap = htons( bitmap );
1704 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1709 /* ------------------------------- */
1710 void load_volumes(AFPObj *obj)
1712 struct passwd *pwent;
1717 /* check files date */
1718 if (obj->options.defaultvol.loaded) {
1719 changed = volfile_changed(&obj->options.defaultvol);
1721 if (obj->options.systemvol.loaded) {
1722 changed |= volfile_changed(&obj->options.systemvol);
1724 if (obj->options.uservol.loaded) {
1725 changed |= volfile_changed(&obj->options.uservol);
1734 if (! ((DSI *)obj->handle)->child) {
1735 LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
1737 LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
1740 pwent = getpwnam(obj->username);
1741 if ( (obj->options.flags & OPTION_USERVOLFIRST) == 0 ) {
1742 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent);
1745 if ((*obj->username == '\0') || (obj->options.flags & OPTION_NOUSERVOL)) {
1746 readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent);
1749 * Read user's AppleVolumes or .AppleVolumes file
1750 * If neither are readable, read the default volumes file. if
1751 * that doesn't work, create a user share.
1753 if (obj->options.uservol.name) {
1754 free(obj->options.uservol.name);
1756 obj->options.uservol.name = strdup(pwent->pw_dir);
1757 if ( readvolfile(obj, &obj->options.uservol, "AppleVolumes", 1, pwent) < 0 &&
1758 readvolfile(obj, &obj->options.uservol, ".AppleVolumes", 1, pwent) < 0 &&
1759 readvolfile(obj, &obj->options.uservol, "applevolumes", 1, pwent) < 0 &&
1760 readvolfile(obj, &obj->options.uservol, ".applevolumes", 1, pwent) < 0 &&
1761 obj->options.defaultvol.name != NULL ) {
1762 if (readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent) < 0)
1763 creatvol(obj, pwent, pwent->pw_dir, NULL, NULL, 1);
1766 if ( obj->options.flags & OPTION_USERVOLFIRST ) {
1767 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent );
1770 if ( obj->options.closevol ) {
1773 for ( vol = Volumes; vol; vol = vol->v_next ) {
1774 if (vol->v_deleted && !vol->v_new ) {
1783 /* ------------------------------- */
1784 int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1797 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1798 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1801 if ( stat( volume->v_path, &st ) < 0 ) {
1802 LOG(log_info, logtype_afpd, "afp_getsrvrparms(%s): stat: %s",
1803 volume->v_path, strerror(errno) );
1804 continue; /* can't access directory */
1806 if (!S_ISDIR(st.st_mode)) {
1807 continue; /* not a dir */
1809 accessmode(volume->v_path, &ma, NULL, &st);
1810 if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
1811 continue; /* no r-x access */
1814 if (volume->v_hide) {
1815 continue; /* config file changed but the volume was mounted */
1818 if (utf8_encoding()) {
1819 len = ucs2_to_charset_allocate(CH_UTF8_MAC, &namebuf, volume->v_u8mname);
1821 len = ucs2_to_charset_allocate(obj->options.maccharset, &namebuf, volume->v_macname);
1824 if (len == (size_t)-1)
1827 /* set password bit if there's a volume password */
1828 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1830 /* Apple 2 clients running ProDOS-8 expect one volume to have
1831 bit 0 of this byte set. They will not recognize anything
1832 on the server unless this is the case. I have not
1833 completely worked this out, but it's related to booting
1834 from the server. Support for that function is a ways
1835 off.. <shirsch@ibm.net> */
1836 *data |= (volume->v_flags & AFPVOL_A2VOL) ? AFPSRVR_CONFIGINFO : 0;
1837 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1839 memcpy(data, namebuf, len );
1845 *rbuflen = data - rbuf;
1847 if ( gettimeofday( &tv, NULL ) < 0 ) {
1848 LOG(log_error, logtype_afpd, "afp_getsrvrparms(%s): gettimeofday: %s", volume->v_path, strerror(errno) );
1850 return AFPERR_PARAM;
1852 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1853 memcpy(data, &tv.tv_sec, sizeof( u_int32_t));
1854 data += sizeof( u_int32_t);
1859 /* ------------------------- */
1860 static int volume_codepage(AFPObj *obj, struct vol *volume)
1862 struct charset_functions *charset;
1865 if (!volume->v_volcodepage)
1866 volume->v_volcodepage = strdup("UTF8");
1868 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1869 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1873 if ( NULL == (charset = find_charset_functions(volume->v_volcodepage)) || charset->flags & CHARSET_ICONV ) {
1874 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1877 if (!volume->v_maccodepage)
1878 volume->v_maccodepage = strdup(obj->options.maccodepage);
1880 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1881 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1885 if ( NULL == ( charset = find_charset_functions(volume->v_maccodepage)) || ! (charset->flags & CHARSET_CLIENT) ) {
1886 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1889 volume->v_kTextEncoding = htonl(charset->kTextEncoding);
1893 /* ------------------------- */
1894 static int volume_openDB(struct vol *volume)
1898 if ((volume->v_flags & AFPVOL_NODEV)) {
1899 flags |= CNID_FLAG_NODEV;
1902 if (volume->v_cnidscheme == NULL) {
1903 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1904 LOG(log_info, logtype_afpd, "Volume %s use CNID scheme %s.",
1905 volume->v_path, volume->v_cnidscheme);
1908 LOG(log_info, logtype_afpd, "CNID server: %s:%s",
1909 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1910 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1913 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
1915 /* Legacy pre 2.1 way of sharing eg CD-ROM */
1916 if (strcmp(volume->v_cnidscheme, "last") == 0) {
1917 /* "last" is gone. We support it by switching to in-memory "tdb" */
1918 volume->v_cnidscheme = strdup("tdb");
1919 flags |= CNID_FLAG_MEMORY;
1922 /* New way of sharing CD-ROM */
1923 if (volume->v_flags & AFPVOL_CDROM) {
1924 flags |= CNID_FLAG_MEMORY;
1925 if (strcmp(volume->v_cnidscheme, "tdb") != 0) {
1926 free(volume->v_cnidscheme);
1927 volume->v_cnidscheme = strdup("tdb");
1928 LOG(log_info, logtype_afpd, "Volume %s is ejectable, switching to scheme %s.",
1929 volume->v_path, volume->v_cnidscheme);
1934 volume->v_cdb = cnid_open(volume->v_dbpath ? volume->v_dbpath : volume->v_path,
1936 volume->v_cnidscheme,
1938 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1939 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1941 if ( ! volume->v_cdb && ! (flags & CNID_FLAG_MEMORY)) {
1942 /* The first attempt failed and it wasn't yet an attempt to open in-memory */
1943 LOG(log_error, logtype_afpd, "Can't open volume \"%s\" CNID backend \"%s\" ",
1944 volume->v_path, volume->v_cnidscheme);
1945 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
1947 flags |= CNID_FLAG_MEMORY;
1948 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, "tdb", flags, NULL, NULL);
1950 /* kill ourself with SIGUSR2 aka msg pending */
1951 if (volume->v_cdb) {
1952 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
1953 "Check server messages for details!");
1954 kill(getpid(), SIGUSR2);
1955 /* deactivate cnid caching/storing in AppleDouble files */
1956 volume->v_flags &= ~AFPVOL_CACHE;
1961 return (!volume->v_cdb)?-1:0;
1965 Check if the underlying filesystem supports EAs for ea:sys volumes.
1966 If not, switch to ea:ad.
1967 As we can't check (requires write access) on ro-volumes, we switch ea:auto
1968 volumes that are options:ro to ea:none.
1970 static void check_ea_sys_support(struct vol *vol)
1972 uid_t process_uid = 0;
1973 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
1974 const char *eacontent = "yes";
1976 if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
1978 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
1979 LOG(log_info, logtype_logger, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
1980 vol->v_vfs_ea = AFPVOL_EA_NONE;
1986 process_uid = geteuid();
1988 if (seteuid(0) == -1) {
1989 LOG(log_error, logtype_logger, "check_ea_sys_support: can't seteuid(0): %s", strerror(errno));
1993 if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
1994 sys_removexattr(vol->v_path, eaname);
1995 vol->v_vfs_ea = AFPVOL_EA_SYS;
1997 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
1999 vol->v_vfs_ea = AFPVOL_EA_AD;
2003 if (seteuid(process_uid) == -1) {
2004 LOG(log_error, logtype_logger, "can't seteuid back %s", strerror(errno));
2011 /* -------------------------
2012 * we are the user here
2014 int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2025 char path[ MAXPATHLEN + 1];
2031 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2032 bitmap = ntohs( bitmap );
2033 ibuf += sizeof( bitmap );
2036 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
2037 return AFPERR_BITMAP;
2040 len = (unsigned char)*ibuf++;
2041 volname = obj->oldtmp;
2043 if ((volname_tmp = strchr(volname,'+')) != NULL)
2044 volname = volname_tmp+1;
2046 if (utf8_encoding()) {
2047 namelen = convert_string(CH_UTF8_MAC, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2049 namelen = convert_string(obj->options.maccharset, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2052 if ( namelen <= 0) {
2053 return AFPERR_PARAM;
2057 if ((len + 1) & 1) /* pad to an even boundary */
2062 for ( volume = Volumes; volume; volume = volume->v_next ) {
2063 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
2068 if ( volume == NULL ) {
2069 return AFPERR_PARAM;
2072 /* check for a volume password */
2073 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
2074 return AFPERR_ACCESS;
2077 if (( volume->v_flags & AFPVOL_OPEN ) ) {
2078 /* the volume is already open */
2080 set_uidgid ( volume );
2082 return stat_vol(bitmap, volume, rbuf, rbuflen);
2085 if (volume->v_root_preexec) {
2086 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
2087 LOG(log_error, logtype_afpd, "afp_openvol(%s): root preexec : %d", volume->v_path, ret );
2093 set_uidgid ( volume );
2096 if (volume->v_preexec) {
2097 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
2098 LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret );
2103 if ( stat( volume->v_path, &st ) < 0 ) {
2104 return AFPERR_PARAM;
2107 if ( chdir( volume->v_path ) < 0 ) {
2108 return AFPERR_PARAM;
2111 if ( NULL == getcwd(path, MAXPATHLEN)) {
2112 /* shouldn't be fatal but it will fail later */
2113 LOG(log_error, logtype_afpd, "afp_openvol(%s): volume pathlen too long", volume->v_path);
2117 /* Normalize volume path */
2118 #ifdef REALPATH_TAKES_NULL
2119 if ((volume->v_path = realpath(path, NULL)) == NULL)
2122 if ((volume->v_path = malloc(MAXPATHLEN+1)) == NULL)
2124 if (realpath(path, volume->v_path) == NULL) {
2125 free(volume->v_path);
2128 /* Safe some memory */
2130 if ((tmp = strdup(volume->v_path)) == NULL) {
2131 free(volume->v_path);
2134 free(volume->v_path);
2135 volume->v_path = tmp;
2138 if (volume_codepage(obj, volume) < 0) {
2143 /* initialize volume variables
2146 if (utf8_encoding()) {
2147 volume->max_filename = 255;
2150 volume->max_filename = MACFILELEN;
2153 volume->v_flags |= AFPVOL_OPEN;
2154 volume->v_cdb = NULL;
2156 if (utf8_encoding()) {
2157 len = convert_string_allocate(CH_UCS2, CH_UTF8_MAC, volume->v_u8mname, namelen, &vol_mname);
2159 len = convert_string_allocate(CH_UCS2, obj->options.maccharset, volume->v_macname, namelen, &vol_mname);
2161 if ( !vol_mname || len <= 0) {
2166 if ((vol_uname = strrchr(path, '/')) == NULL)
2168 else if (*(vol_uname + 1) != '\0')
2171 if ((dir = dir_new(vol_mname,
2176 bfromcstr(volume->v_path),
2180 LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) );
2185 volume->v_root = dir;
2188 if (volume_openDB(volume) < 0) {
2189 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID or invalid CNID backend for %s: %s",
2190 volume->v_path, volume->v_cnidscheme);
2195 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
2196 if (ret == AFP_OK) {
2198 if (!(volume->v_flags & AFPVOL_RO)) {
2199 handle_special_folders( volume );
2201 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
2202 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
2206 * If you mount a volume twice, the second time the trash appears on
2207 * the desk-top. That's because the Mac remembers the DID for the
2208 * trash (even for volumes in different zones, on different servers).
2209 * Just so this works better, we prime the DID cache with the trash,
2210 * fixing the trash at DID 17.
2211 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
2213 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2215 /* FIXME find db time stamp */
2216 if (cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp)) < 0) {
2217 LOG (log_error, logtype_afpd,
2218 "afp_openvol(%s): Fatal error: Unable to get stamp value from CNID backend",
2226 cname( volume, volume->v_root, &p );
2232 if (volume->v_root) {
2233 dir_free( volume->v_root );
2234 volume->v_root = NULL;
2237 volume->v_flags &= ~AFPVOL_OPEN;
2238 if (volume->v_cdb != NULL) {
2239 cnid_close(volume->v_cdb);
2240 volume->v_cdb = NULL;
2246 /* ------------------------- */
2247 static void closevol(struct vol *vol)
2252 dir_free( vol->v_root );
2254 if (vol->v_cdb != NULL) {
2255 cnid_close(vol->v_cdb);
2259 if (vol->v_postexec) {
2260 afprun(0, vol->v_postexec, NULL);
2262 if (vol->v_root_postexec) {
2263 afprun(1, vol->v_root_postexec, NULL);
2267 /* ------------------------- */
2268 void close_all_vol(void)
2272 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2273 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2274 ovol->v_flags &= ~AFPVOL_OPEN;
2280 /* ------------------------- */
2281 static void deletevol(struct vol *vol)
2285 vol->v_flags &= ~AFPVOL_OPEN;
2286 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2287 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2291 if ( ovol != NULL ) {
2292 /* Even if chdir fails, we can't say afp_closevol fails. */
2293 if ( chdir( ovol->v_path ) == 0 ) {
2294 curdir = ovol->v_root;
2299 if (vol->v_deleted) {
2300 showvol(vol->v_name);
2307 /* ------------------------- */
2308 int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2315 memcpy(&vid, ibuf, sizeof( vid ));
2316 if (NULL == ( vol = getvolbyvid( vid )) ) {
2317 return( AFPERR_PARAM );
2326 /* ------------------------- */
2327 struct vol *getvolbyvid(const u_int16_t vid )
2331 for ( vol = Volumes; vol; vol = vol->v_next ) {
2332 if ( vid == vol->v_vid ) {
2336 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
2342 #endif /* FORCE_UIDGID */
2349 /* ------------------------ */
2350 static int ext_cmp_key(const void *key, const void *obj)
2352 const char *p = key;
2353 const struct extmap *em = obj;
2354 return strdiacasecmp(p, em->em_ext);
2356 struct extmap *getextmap(const char *path)
2361 if (!Extmap_cnt || NULL == ( p = strrchr( path, '.' )) ) {
2362 return( Defextmap );
2366 return( Defextmap );
2368 em = bsearch(p, Extmap, Extmap_cnt, sizeof(struct extmap), ext_cmp_key);
2372 return( Defextmap );
2376 /* ------------------------- */
2377 struct extmap *getdefextmap(void)
2379 return( Defextmap );
2382 /* --------------------------
2383 poll if a volume is changed by other processes.
2385 0 no attention msg sent
2386 1 attention msg sent
2387 -1 error (socket closed)
2389 Note: if attention return -1 no packet has been
2390 sent because the buffer is full, we don't care
2391 either there's no reader or there's a lot of
2392 traffic and another pollvoltime will follow
2394 int pollvoltime(AFPObj *obj)
2401 if (!(afp_version > 21 && obj->options.server_notif))
2404 if ( gettimeofday( &tv, NULL ) < 0 )
2407 for ( vol = Volumes; vol; vol = vol->v_next ) {
2408 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
2409 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
2410 vol->v_mtime = st.st_mtime;
2411 if (!obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
2420 /* ------------------------- */
2421 void setvoltime(AFPObj *obj, struct vol *vol)
2425 /* just looking at vol->v_mtime is broken seriously since updates
2426 * from other users afpd processes never are seen.
2427 * This is not the most elegant solution (a shared memory between
2428 * the afpd processes would come closer)
2431 if ( gettimeofday( &tv, NULL ) < 0 ) {
2432 LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) );
2435 if( utime( vol->v_path, NULL ) < 0 ) {
2436 /* write of time failed ... probably a read only filesys,
2437 * where no other users can interfere, so there's no issue here
2441 /* a little granularity */
2442 if (vol->v_mtime < tv.tv_sec) {
2443 vol->v_mtime = tv.tv_sec;
2444 /* or finder doesn't update free space
2445 * AFP 3.2 and above clients seem to be ok without so many notification
2447 if (afp_version < 32 && obj->options.server_notif) {
2448 obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
2453 /* ------------------------- */
2454 int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
2457 u_int16_t vid, bitmap;
2460 memcpy(&vid, ibuf, sizeof( vid ));
2461 ibuf += sizeof( vid );
2462 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2463 bitmap = ntohs( bitmap );
2465 if (NULL == ( vol = getvolbyvid( vid )) ) {
2467 return( AFPERR_PARAM );
2470 return stat_vol(bitmap, vol, rbuf, rbuflen);
2473 /* ------------------------- */
2474 int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2478 u_int16_t vid, bitmap;
2484 memcpy(&vid, ibuf, sizeof( vid ));
2485 ibuf += sizeof( vid );
2486 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2487 bitmap = ntohs( bitmap );
2488 ibuf += sizeof(bitmap);
2490 if (( vol = getvolbyvid( vid )) == NULL ) {
2491 return( AFPERR_PARAM );
2494 if ((vol->v_flags & AFPVOL_RO))
2495 return AFPERR_VLOCK;
2497 /* we can only set the backup date. */
2498 if (bitmap != (1 << VOLPBIT_BDATE))
2499 return AFPERR_BITMAP;
2501 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2502 if ( ad_open( vol->v_path, ADFLAGS_HF|ADFLAGS_DIR, O_RDWR,
2505 return AFPERR_VLOCK;
2507 return AFPERR_ACCESS;
2510 memcpy(&aint, ibuf, sizeof(aint));
2511 ad_setdate(&ad, AD_DATE_BACKUP, aint);
2513 ad_close(&ad, ADFLAGS_HF);
2517 /* ------------------------- */
2518 int wincheck(const struct vol *vol, const char *path)
2522 if (!(vol->v_flags & AFPVOL_MSWINDOWS))
2525 /* empty paths are not allowed */
2526 if ((len = strlen(path)) == 0)
2529 /* leading or trailing whitespaces are not allowed, carriage returns
2530 * and probably other whitespace is okay, tabs are not allowed
2532 if ((path[0] == ' ') || (path[len-1] == ' '))
2535 /* certain characters are not allowed */
2536 if (strpbrk(path, MSWINDOWS_BADCHARS))
2539 /* everything else is okay */
2545 * precreate a folder
2546 * this is only intended for folders in the volume root
2547 * It will *not* work if the folder name contains extended characters
2549 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2558 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2560 LOG(log_error, logtype_afpd,"malloc failed");
2564 q=strdup(folder->name);
2566 LOG(log_error, logtype_afpd,"malloc failed");
2570 strcpy(p, vol->v_path);
2575 if ((vol->v_casefold & AFPVOL_MTOUUPPER))
2577 else if ((vol->v_casefold & AFPVOL_MTOULOWER))
2583 if ( (ret = stat( p, &st )) < 0 ) {
2584 if (folder->precreate) {
2585 if (ad_mkdir(p, folder->mode)) {
2586 LOG(log_debug, logtype_afpd,"Creating '%s' failed in %s: %s", p, vol->v_path, strerror(errno));
2595 if ( !ret && folder->hide) {
2597 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2598 if (ad_open_metadata( p, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
2604 ad_setname(&ad, folder->name);
2606 ad_getattr(&ad, &attr);
2607 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2608 ad_setattr(&ad, attr);
2610 /* do the same with the finder info */
2611 if (ad_entry(&ad, ADEID_FINDERI)) {
2612 memcpy(&attr, ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF, sizeof(attr));
2613 attr |= htons(FINDERINFO_INVISIBLE);
2614 memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr));
2618 ad_close_metadata( &ad);
2625 static void handle_special_folders (const struct vol * vol)
2627 const _special_folder *p = &special_folders[0];
2629 if ((vol->v_flags & AFPVOL_RO))
2632 for (; p->name != NULL; p++) {
2633 create_special_folder (vol, p);
2637 const struct vol *getvolumes(void)
2642 void unload_volumes_and_extmap(void)
2644 LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
2650 * Get a volumes UUID from the config file.
2651 * If there is none, it is generated and stored there.
2653 * Returns pointer to allocated storage on success, NULL on error.
2655 char *get_uuid(const AFPObj *obj, const char *volname)
2658 char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
2660 struct stat tmpstat;
2663 if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
2664 /* scan in the conf file */
2665 while (fgets(buf, sizeof(buf), fp) != NULL) {
2667 while (p && isblank(*p))
2669 if (!p || (*p == '#') || (*p == '\n'))
2670 continue; /* invalid line */
2673 if ((volname_conf = strtok( p, "\"" )) == NULL)
2674 continue; /* syntax error */
2676 if ((volname_conf = strtok( p, " \t" )) == NULL)
2677 continue; /* syntax error: invalid name */
2679 p = strchr(p, '\0');
2682 continue; /* syntax error */
2684 if (strcmp(volname, volname_conf) != 0)
2685 continue; /* another volume name */
2687 while (p && isblank(*p))
2690 if (sscanf(p, "%36s", uuid) == 1 ) {
2691 for (int i=0; uuid[i]; i++)
2692 uuid[i] = toupper(uuid[i]);
2693 LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
2695 return strdup(uuid);
2703 /* not found or no file, reopen in append mode */
2705 if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
2706 if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
2707 LOG(log_error, logtype_atalkd, "ERROR: Cannot create %s (%s).",
2708 obj->options.uuidconf, strerror(errno));
2711 if (( fp = fdopen( fd, "w" )) == NULL ) {
2712 LOG(log_error, logtype_atalkd, "ERROR: Cannot fdopen %s (%s).",
2713 obj->options.uuidconf, strerror(errno));
2717 } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
2718 LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
2719 obj->options.uuidconf, strerror(errno));
2722 fseek(fp, 0L, SEEK_END);
2723 if(ftell(fp) == 0) { /* size = 0 */
2724 fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
2725 fprintf(fp, "# This file is auto-generated by afpd\n");
2726 fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
2728 fseek(fp, -1L, SEEK_END);
2729 if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
2732 /* generate uuid and write to file */
2735 uuid_unparse(id, uuid);
2736 for (int i=0; uuid[i]; i++)
2737 uuid[i] = toupper(uuid[i]);
2738 LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, uuid);
2740 fprintf(fp, "\"%s\"\t%36s\n", volname, uuid);
2743 return strdup(uuid);