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, "v1") == 0)
448 options[VOLOPT_ADOUBLE].i_value = AD_VERSION1;
449 #if AD_VERSION == AD_VERSION2
450 else if (strcasecmp(val + 1, "v2") == 0)
451 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
452 else if (strcasecmp(val + 1, "osx") == 0)
453 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2_OSX;
454 else if (strcasecmp(val + 1, "sfm") == 0)
455 options[VOLOPT_ADOUBLE].i_value = AD_VERSION1_SFM;
457 } else if (optionok(tmp, "options:", val)) {
460 if ((p = strtok(val + 1, ",")) == NULL) /* nothing */
464 if (strcasecmp(p, "prodos") == 0)
465 options[VOLOPT_FLAGS].i_value |= AFPVOL_A2VOL;
466 else if (strcasecmp(p, "mswindows") == 0) {
467 options[VOLOPT_FLAGS].i_value |= AFPVOL_MSWINDOWS | AFPVOL_USEDOTS;
468 } else if (strcasecmp(p, "crlf") == 0)
469 options[VOLOPT_FLAGS].i_value |= AFPVOL_CRLF;
470 else if (strcasecmp(p, "noadouble") == 0)
471 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOADOUBLE;
472 else if (strcasecmp(p, "ro") == 0)
473 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
474 else if (strcasecmp(p, "nohex") == 0)
475 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
476 else if (strcasecmp(p, "usedots") == 0)
477 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
478 else if (strcasecmp(p, "invisibledots") == 0)
479 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_INV_DOTS;
480 else if (strcasecmp(p, "limitsize") == 0)
481 options[VOLOPT_FLAGS].i_value |= AFPVOL_LIMITSIZE;
482 /* support for either "dropbox" or "dropkludge" */
483 else if (strcasecmp(p, "dropbox") == 0)
484 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
485 else if (strcasecmp(p, "dropkludge") == 0)
486 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
487 else if (strcasecmp(p, "nofileid") == 0)
488 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOFILEID;
489 else if (strcasecmp(p, "nostat") == 0)
490 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
491 else if (strcasecmp(p, "preexec_close") == 0)
492 options[VOLOPT_PREEXEC].i_value = 1;
493 else if (strcasecmp(p, "root_preexec_close") == 0)
494 options[VOLOPT_ROOTPREEXEC].i_value = 1;
495 else if (strcasecmp(p, "upriv") == 0)
496 options[VOLOPT_FLAGS].i_value |= AFPVOL_UNIX_PRIV;
497 else if (strcasecmp(p, "nodev") == 0)
498 options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
499 else if (strcasecmp(p, "caseinsensitive") == 0)
500 options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
501 else if (strcasecmp(p, "illegalseq") == 0)
502 options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
503 else if (strcasecmp(p, "nocnidcache") == 0)
504 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_CACHE;
505 else if (strcasecmp(p, "tm") == 0)
506 options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
507 else if (strcasecmp(p, "searchdb") == 0)
508 options[VOLOPT_FLAGS].i_value |= AFPVOL_SEARCHDB;
509 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
511 else if (strcasecmp(p, "cdrom") == 0)
512 options[VOLOPT_FLAGS].i_value |= AFPVOL_CDROM | AFPVOL_RO;
514 p = strtok(NULL, ",");
517 } else if (optionok(tmp, "cnidserver:", val)) {
518 setoption(options, save, VOLOPT_CNIDSERVER, val);
520 char *p = strrchr(val + 1, ':');
523 setoption(options, save, VOLOPT_CNIDPORT, p);
526 LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
527 volname, val + 1, p ? p + 1 : Cnid_port);
529 } else if (optionok(tmp, "dbpath:", val)) {
530 setoption(options, save, VOLOPT_DBPATH, val);
532 } else if (optionok(tmp, "umask:", val)) {
533 options[VOLOPT_UMASK].i_value = (int)strtol(val +1, NULL, 8);
534 } else if (optionok(tmp, "dperm:", val)) {
535 options[VOLOPT_DPERM].i_value = (int)strtol(val+1, NULL, 8);
536 } else if (optionok(tmp, "fperm:", val)) {
537 options[VOLOPT_FPERM].i_value = (int)strtol(val+1, NULL, 8);
538 } else if (optionok(tmp, "perm:", val)) {
539 options[VOLOPT_DFLTPERM].i_value = (int)strtol(val+1, NULL, 8);
540 } else if (optionok(tmp, "password:", val)) {
541 setoption(options, save, VOLOPT_PASSWORD, val);
545 /* this code allows forced uid/gid per volume settings */
546 } else if (optionok(tmp, "forceuid:", val)) {
547 setoption(options, save, VOLOPT_FORCEUID, val);
548 } else if (optionok(tmp, "forcegid:", val)) {
549 setoption(options, save, VOLOPT_FORCEGID, val);
551 #endif /* FORCE_UIDGID */
552 } else if (optionok(tmp, "root_preexec:", val)) {
553 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
555 } else if (optionok(tmp, "preexec:", val)) {
556 setoption(options, save, VOLOPT_PREEXEC, val);
558 } else if (optionok(tmp, "root_postexec:", val)) {
559 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
561 } else if (optionok(tmp, "postexec:", val)) {
562 setoption(options, save, VOLOPT_POSTEXEC, val);
564 } else if (optionok(tmp, "allowed_hosts:", val)) {
565 setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
567 } else if (optionok(tmp, "denied_hosts:", val)) {
568 setoption(options, save, VOLOPT_DENIED_HOSTS, val);
570 } else if (optionok(tmp, "ea:", val)) {
571 if (strcasecmp(val + 1, "ad") == 0)
572 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
573 else if (strcasecmp(val + 1, "sys") == 0)
574 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
575 else if (strcasecmp(val + 1, "none") == 0)
576 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
578 } else if (optionok(tmp, "volsizelimit:", val)) {
579 options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val + 1, NULL, 10);
582 /* ignore unknown options */
583 LOG(log_debug, logtype_afpd, "ignoring unknown volume option: %s", tmp);
588 /* ----------------- */
589 static void showvol(const ucs2_t *name)
592 for ( volume = Volumes; volume; volume = volume->v_next ) {
593 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
600 /* ------------------------------- */
601 static int creatvol(AFPObj *obj, struct passwd *pwd,
602 char *path, char *name,
603 struct vol_option *options,
604 const int user /* user defined volume */
608 int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
610 char tmpname[AFPVOL_U8MNAMELEN+1];
611 ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
612 char suffix[6]; /* max is #FFFF */
615 LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
617 if ( name == NULL || *name == '\0' ) {
618 if ((name = strrchr( path, '/' )) == NULL) {
619 return -1; /* Obviously not a fully qualified path */
622 /* if you wish to share /, you need to specify a name. */
627 /* suffix for mangling use (lastvid + 1) */
628 /* because v_vid has not been decided yet. */
629 suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
631 vlen = strlen( name );
633 /* Unicode Volume Name */
634 /* Firstly convert name from unixcharset to UTF8-MAC */
636 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
638 strcpy(tmpname, "???");
642 /* Do we have to mangle ? */
643 if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
644 if (tmpvlen + suffixlen > obj->options.volnamelen) {
646 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
647 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
649 strcat(tmpname, suffix);
650 tmpvlen = strlen(tmpname);
653 /* Secondly convert name from UTF8-MAC to UCS2 */
654 if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
657 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
659 /* Maccharset Volume Name */
660 /* Firsty convert name from unixcharset to maccharset */
662 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
664 strcpy(tmpname, "???");
668 /* Do we have to mangle ? */
669 if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
670 if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
672 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_MACNAMELEN - suffixlen, &flags);
673 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
675 strcat(tmpname, suffix);
676 tmpvlen = strlen(tmpname);
679 /* Secondly convert name from maccharset to UCS2 */
680 if ( 0 >= ( macvlen = convert_string(obj->options.maccharset, CH_UCS2, tmpname, tmpvlen, mactmpname, AFPVOL_U8MNAMELEN*2)) )
683 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
685 /* check duplicate */
686 for ( volume = Volumes; volume; volume = volume->v_next ) {
687 if (( strcasecmp_w( volume->v_u8mname, u8mtmpname ) == 0 ) || ( strcasecmp_w( volume->v_macname, mactmpname ) == 0 )){
688 if (volume->v_deleted) {
689 volume->v_new = hide = 1;
692 return -1; /* Won't be able to access it, anyway... */
697 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
698 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
701 if ( NULL == ( volume->v_localname = strdup(name))) {
702 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
707 if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
708 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
713 if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
714 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
719 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
720 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
726 volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
727 volume->v_hide = hide;
728 strcpy( volume->v_path, path );
732 #endif /* __svr4__ */
733 /* os X start at 1 and use network order ie. 1 2 3 */
734 volume->v_vid = ++lastvid;
735 volume->v_vid = htons(volume->v_vid);
737 if (check_vol_acl_support(volume))
738 volume->v_flags |= AFPVOL_ACLS
744 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
745 volume->v_flags |= options[VOLOPT_FLAGS].i_value;
747 if (options[VOLOPT_EA_VFS].i_value)
748 volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
750 volume->v_ad_options = 0;
751 if ((volume->v_flags & AFPVOL_NODEV))
752 volume->v_ad_options |= ADVOL_NODEV;
753 if ((volume->v_flags & AFPVOL_CACHE))
754 volume->v_ad_options |= ADVOL_CACHE;
755 if ((volume->v_flags & AFPVOL_UNIX_PRIV))
756 volume->v_ad_options |= ADVOL_UNIXPRIV;
757 if ((volume->v_flags & AFPVOL_INV_DOTS))
758 volume->v_ad_options |= ADVOL_INVDOTS;
759 if ((volume->v_flags & AFPVOL_NOADOUBLE))
760 volume->v_ad_options |= ADVOL_NOADOUBLE;
762 if (options[VOLOPT_PASSWORD].c_value)
763 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
765 if (options[VOLOPT_VETO].c_value)
766 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
768 if (options[VOLOPT_ENCODING].c_value)
769 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
771 if (options[VOLOPT_MACCHARSET].c_value)
772 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
774 if (options[VOLOPT_DBPATH].c_value)
775 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
777 if (options[VOLOPT_CNIDSCHEME].c_value)
778 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
780 if (options[VOLOPT_CNIDSERVER].c_value)
781 volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
783 if (options[VOLOPT_CNIDPORT].c_value)
784 volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
786 if (options[VOLOPT_UMASK].i_value)
787 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
789 if (options[VOLOPT_DPERM].i_value)
790 volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
792 if (options[VOLOPT_FPERM].i_value)
793 volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
795 if (options[VOLOPT_DFLTPERM].i_value)
796 volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
798 if (options[VOLOPT_ADOUBLE].i_value)
799 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
801 volume->v_adouble = AD_VERSION;
803 if (options[VOLOPT_LIMITSIZE].i_value)
804 volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
806 /* Mac to Unix conversion flags*/
807 volume->v_mtou_flags = 0;
808 if (!(volume->v_flags & AFPVOL_NOHEX))
809 volume->v_mtou_flags |= CONV_ESCAPEHEX;
810 if (!(volume->v_flags & AFPVOL_USEDOTS))
811 volume->v_mtou_flags |= CONV_ESCAPEDOTS;
812 if ((volume->v_flags & AFPVOL_EILSEQ))
813 volume->v_mtou_flags |= CONV__EILSEQ;
815 if ((volume->v_casefold & AFPVOL_MTOUUPPER))
816 volume->v_mtou_flags |= CONV_TOUPPER;
817 else if ((volume->v_casefold & AFPVOL_MTOULOWER))
818 volume->v_mtou_flags |= CONV_TOLOWER;
820 /* Unix to Mac conversion flags*/
821 volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
822 if ((volume->v_casefold & AFPVOL_UTOMUPPER))
823 volume->v_utom_flags |= CONV_TOUPPER;
824 else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
825 volume->v_utom_flags |= CONV_TOLOWER;
827 if ((volume->v_flags & AFPVOL_EILSEQ))
828 volume->v_utom_flags |= CONV__EILSEQ;
831 if (options[VOLOPT_FORCEUID].c_value) {
832 volume->v_forceuid = strdup(options[VOLOPT_FORCEUID].c_value);
834 volume->v_forceuid = NULL; /* set as null so as to return 0 later on */
837 if (options[VOLOPT_FORCEGID].c_value) {
838 volume->v_forcegid = strdup(options[VOLOPT_FORCEGID].c_value);
840 volume->v_forcegid = NULL; /* set as null so as to return 0 later on */
844 if (options[VOLOPT_PREEXEC].c_value)
845 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
846 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
848 if (options[VOLOPT_POSTEXEC].c_value)
849 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
851 if (options[VOLOPT_ROOTPREEXEC].c_value)
852 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
853 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
855 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
856 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
859 volume->v_dperm |= volume->v_perm;
860 volume->v_fperm |= volume->v_perm;
862 /* Check EA support on volume */
863 if (volume->v_vfs_ea == AFPVOL_EA_AUTO)
864 check_ea_sys_support(volume);
867 /* get/store uuid from file */
868 if (volume->v_flags & AFPVOL_TM) {
869 char *uuid = get_uuid(obj, volume->v_localname);
871 LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
872 volume->v_localname);
874 volume->v_uuid = uuid;
875 LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
876 volume->v_localname, volume->v_uuid);
880 volume->v_next = Volumes;
885 /* ---------------- */
886 static char *myfgets( char *buf, int size, FILE *fp)
892 while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
893 if ( c == '\n' || c == '\r' ) {
894 if (p != buf && *(p -1) == '\\') {
916 /* check access list. this function wants something of the following
918 * @group,name,name2,@group2,name3
920 * a NULL argument allows everybody to have access.
921 * we return three things:
923 * 0: list exists, but name isn't in it
927 #ifndef NO_REAL_USER_NAME
928 /* authentication is case insensitive
929 * FIXME should we do the same with group name?
931 #define access_strcmp strcasecmp
934 #define access_strcmp strcmp
938 static int accessvol(const char *args, const char *name)
940 char buf[MAXPATHLEN + 1], *p;
946 strlcpy(buf, args, sizeof(buf));
947 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
951 if (*p == '@') { /* it's a group */
952 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
954 } else if (access_strcmp(p, name) == 0) /* it's a user name */
956 p = strtok(NULL, ",");
962 static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
965 char buf[MAXPATHLEN + 1], *p, *b;
966 DSI *dsi = obj->handle;
967 struct sockaddr_storage client;
972 strlcpy(buf, args, sizeof(buf));
973 if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
976 if (obj->proto != AFPPROTO_DSI)
981 char *ipaddr, *mask_char;
982 struct addrinfo hints, *ai;
984 ipaddr = strtok(p, "/");
985 mask_char = strtok(NULL,"/");
987 /* Get address from string with getaddrinfo */
988 memset(&hints, 0, sizeof hints);
989 hints.ai_family = AF_UNSPEC;
990 hints.ai_socktype = SOCK_STREAM;
991 if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
992 LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
997 if (mask_char != NULL)
998 mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
1000 if (ai->ai_family == AF_INET) /* IPv4 */
1006 /* Apply mask to addresses */
1007 client = dsi->client;
1008 apply_ip_mask((struct sockaddr *)&client, mask_int);
1009 apply_ip_mask(ai->ai_addr, mask_int);
1011 if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
1012 if (type == VOLOPT_DENIED_HOSTS)
1013 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
1014 getip_string((struct sockaddr *)&client), volname);
1021 p = strtok_r(NULL, ",", &b);
1024 if (type == VOLOPT_ALLOWED_HOSTS)
1025 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
1026 getip_string((struct sockaddr *)&dsi->client), volname);
1030 static void setextmap(char *ext, char *type, char *creator, int user)
1035 if (Extmap == NULL) {
1036 if (( Extmap = calloc(1, sizeof( struct extmap ))) == NULL ) {
1037 LOG(log_error, logtype_afpd, "setextmap: calloc: %s", strerror(errno) );
1042 for ( em = Extmap, cnt = 0; em->em_ext; em++, cnt++) {
1043 if ( (strdiacasecmp( em->em_ext, ext )) == 0 ) {
1048 if ( em->em_ext == NULL ) {
1049 if (!(Extmap = realloc( Extmap, sizeof( struct extmap ) * (cnt +2))) ) {
1050 LOG(log_error, logtype_afpd, "setextmap: realloc: %s", strerror(errno) );
1053 (Extmap +cnt +1)->em_ext = NULL;
1055 } else if ( !user ) {
1061 if (!(em->em_ext = strdup( ext))) {
1062 LOG(log_error, logtype_afpd, "setextmap: strdup: %s", strerror(errno) );
1066 if ( *type == '\0' ) {
1067 memcpy(em->em_type, "\0\0\0\0", sizeof( em->em_type ));
1069 memcpy(em->em_type, type, sizeof( em->em_type ));
1071 if ( *creator == '\0' ) {
1072 memcpy(em->em_creator, "\0\0\0\0", sizeof( em->em_creator ));
1074 memcpy(em->em_creator, creator, sizeof( em->em_creator ));
1078 /* -------------------------- */
1079 static int extmap_cmp(const void *map1, const void *map2)
1081 const struct extmap *em1 = map1;
1082 const struct extmap *em2 = map2;
1083 return strdiacasecmp(em1->em_ext, em2->em_ext);
1086 static void sortextmap( void)
1091 if ((em = Extmap) == NULL) {
1094 while (em->em_ext) {
1099 qsort(Extmap, Extmap_cnt, sizeof(struct extmap), extmap_cmp);
1100 if (*Extmap->em_ext == 0) {
1101 /* the first line is really "." the default entry,
1102 * we remove the leading '.' in setextmap
1109 /* ----------------------
1111 static void free_extmap( void)
1116 for ( em = Extmap; em->em_ext; em++) {
1126 /* ----------------------
1128 static int volfile_changed(struct afp_volume_name *p)
1134 name = p->full_name;
1138 if (!stat( name, &st) && st.st_mtime > p->mtime) {
1139 p->mtime = st.st_mtime;
1145 /* ----------------------
1146 * Read a volume configuration file and add the volumes contained within to
1147 * the global volume list. This gets called from the forked afpd childs.
1148 * The master now reads this too for Zeroconf announcements.
1150 * If p2 is non-NULL, the file that is opened is
1153 * Lines that begin with # and blank lines are ignored.
1154 * Volume lines are of the form:
1155 * <unix path> [<volume name>] [allow:<user>,<@group>,...] \
1156 * [codepage:<file>] [casefold:<num>]
1157 * <extension> TYPE [CREATOR]
1160 int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int user, struct passwd *pwent)
1163 char path[MAXPATHLEN + 1];
1164 char tmp[MAXPATHLEN + 1];
1165 char volname[AFPVOL_U8MNAMELEN + 1];
1167 char type[5], creator[5];
1172 struct vol_option save_options[VOLOPT_NUM];
1173 struct vol_option options[VOLOPT_NUM];
1179 strcpy( path, p1->name );
1181 strcat( path, "/" );
1183 if (p1->full_name) {
1184 free(p1->full_name);
1186 p1->full_name = strdup(path);
1189 if (NULL == ( fp = fopen( path, "r" )) ) {
1193 if (fd != -1 && !fstat( fd, &st) ) {
1194 p1->mtime = st.st_mtime;
1197 memset(save_options, 0, sizeof(save_options));
1199 /* Enable some default options for all volumes */
1200 save_options[VOLOPT_FLAGS].i_value |= AFPVOL_CACHE;
1201 save_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
1202 LOG(log_maxdebug, logtype_afpd, "readvolfile: seeding default umask: %04o",
1203 obj->options.umask);
1204 save_options[VOLOPT_UMASK].i_value = obj->options.umask;
1206 LOG(log_debug, logtype_afpd, "readvolfile: \"%s\"", path);
1208 while ( myfgets( buf, sizeof( buf ), fp ) != NULL ) {
1209 initline( strlen( buf ), buf );
1210 parseline( sizeof( path ) - 1, path );
1217 /* change the default options for this file */
1218 if (strncmp(path, VOLOPT_DEFAULT, VOLOPT_DEFAULT_LEN) == 0) {
1220 for (i = 0; i < VOLOPT_NUM; i++) {
1221 if (parseline( sizeof( path ) - VOLOPT_DEFAULT_LEN - 1,
1222 path + VOLOPT_DEFAULT_LEN) < 0)
1224 volset(save_options, NULL, tmp, sizeof(tmp) - 1,
1225 path + VOLOPT_DEFAULT_LEN);
1231 if (( p = strchr( path, '/' )) != NULL ) {
1239 if ( u == NULL || *u == '\0' || ( pw = getpwnam( u )) == NULL ) {
1242 strcpy( tmp, pw->pw_dir );
1243 if ( p != NULL && *p != '\0' ) {
1250 /* send path through variable substitution */
1251 if (*path != '~') /* need to copy path to tmp */
1253 if (!pwent && obj->username)
1254 pwent = getpwnam(obj->username);
1256 if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
1259 /* this is sort of braindead. basically, i want to be
1260 * able to specify things in any order, but i don't want to
1261 * re-write everything. */
1263 memcpy(options, save_options, sizeof(options));
1266 /* read in up to VOLOP_NUM possible options */
1267 for (i = 0; i < VOLOPT_NUM; i++) {
1268 if (parseline( sizeof( tmp ) - 1, tmp ) < 0)
1271 volset(options, save_options, volname, sizeof(volname) - 1, tmp);
1274 /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
1275 allow -> either no list (-1), or in list (1)
1276 deny -> either no list (-1), or not in list (0) */
1277 if (!((DSI *)obj->handle)->child
1279 (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
1280 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
1281 hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
1282 (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
1284 /* handle read-only behaviour. semantics:
1285 * 1) neither the rolist nor the rwlist exist -> rw
1286 * 2) rolist exists -> ro if user is in it.
1287 * 3) rwlist exists -> ro unless user is in it. */
1288 if (((DSI *)obj->handle)->child
1290 ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
1292 ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
1293 !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
1294 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
1296 /* do variable substitution for volname */
1297 if (volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path, NULL) == NULL)
1300 creatvol(obj, pwent, path, tmp, options, p2 != NULL);
1302 volfree(options, save_options);
1306 parseline( sizeof( type ) - 1, type );
1307 parseline( sizeof( creator ) - 1, creator );
1308 setextmap( path, type, creator, user);
1315 volfree(save_options, NULL);
1317 if ( fclose( fp ) != 0 ) {
1318 LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) );
1324 /* ------------------------------- */
1325 static void volume_free(struct vol *vol)
1327 free(vol->v_localname);
1328 vol->v_localname = NULL;
1329 free(vol->v_u8mname);
1330 vol->v_u8mname = NULL;
1331 free(vol->v_macname);
1332 vol->v_macname = NULL;
1334 free(vol->v_password);
1336 free(vol->v_volcodepage);
1337 free(vol->v_maccodepage);
1338 free(vol->v_cnidscheme);
1339 free(vol->v_dbpath);
1342 free(vol->v_forceuid);
1343 free(vol->v_forcegid);
1344 #endif /* FORCE_UIDGID */
1349 /* ------------------------------- */
1350 static void free_volumes(void )
1353 struct vol *nvol, *ovol;
1355 for ( vol = Volumes; vol; vol = vol->v_next ) {
1356 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1363 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1366 if (vol->v_localname == NULL) {
1367 if (Volumes == vol) {
1372 ovol->v_next = nvol;
1382 /* ------------------------------- */
1383 static void volume_unlink(struct vol *volume)
1385 struct vol *vol, *ovol, *nvol;
1387 if (volume == Volumes) {
1388 Volumes = Volumes->v_next;
1391 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1394 if (vol == volume) {
1395 ovol->v_next = nvol;
1404 static int getvolspace(struct vol *vol,
1405 u_int32_t *bfree, u_int32_t *btotal,
1406 VolSpace *xbfree, VolSpace *xbtotal, u_int32_t *bsize)
1410 #ifndef NO_QUOTA_SUPPORT
1411 VolSpace qfree, qtotal;
1414 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1415 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1416 maxsize = (vol->v_flags & AFPVOL_A2VOL) ? 0x01fffe00 :
1417 (((afp_version < 22) || (vol->v_flags & AFPVOL_LIMITSIZE))
1418 ? 0x7fffffffL : 0xffffffffL);
1421 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1422 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1423 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1424 goto getvolspace_done;
1429 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal, bsize)) != AFP_OK ) {
1433 #define min(a,b) ((a)<(b)?(a):(b))
1434 #ifndef NO_QUOTA_SUPPORT
1435 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1436 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1437 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1438 *xbfree = min(*xbfree, qfree);
1439 *xbtotal = min( *xbtotal, qtotal);
1440 goto getvolspace_done;
1444 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1447 if (vol->v_limitsize) {
1448 /* FIXME: Free could be limit minus (total minus used), */
1449 /* which will confuse the client less ? */
1450 *xbfree = min(*xbfree, (vol->v_limitsize * 1024 * 1024));
1451 *xbtotal = min(*xbtotal, (vol->v_limitsize * 1024 * 1024));
1454 *bfree = min( *xbfree, maxsize);
1455 *btotal = min( *xbtotal, maxsize);
1459 /* -----------------------
1460 * set volume creation date
1461 * avoid duplicate, well at least it tries
1463 static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date)
1466 struct vol *vol = Volumes;
1468 for ( volume = Volumes; volume; volume = volume->v_next ) {
1469 if (volume->v_vid == id) {
1472 else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
1474 volume = Volumes; /* restart */
1477 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1478 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1481 /* ----------------------- */
1482 static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
1485 int bit = 0, isad = 1;
1488 u_int32_t bfree, btotal, bsize;
1489 VolSpace xbfree, xbtotal; /* extended bytes */
1490 char *data, *nameoff = NULL;
1493 LOG(log_debug, logtype_afpd, "getvolparams: Volume '%s'", vol->v_localname);
1495 /* courtesy of jallison@whistle.com:
1496 * For MacOS8.x support we need to create the
1497 * .Parent file here if it doesn't exist. */
1499 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1500 if ( ad_open_metadata( vol->v_path, ADFLAGS_DIR, O_CREAT, &ad) < 0 ) {
1502 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1504 } else if (ad_get_MD_flags( &ad ) & O_CREAT) {
1505 slash = strrchr( vol->v_path, '/' );
1509 slash = vol->v_path;
1510 if (ad_getentryoff(&ad, ADEID_NAME)) {
1511 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1512 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1513 ad_getentrylen( &ad, ADEID_NAME ));
1515 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1519 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1520 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1522 vol->v_ctime = aint;
1525 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1526 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1527 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1528 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1529 &bsize) != AFP_OK ) {
1531 ad_close( &ad, ADFLAGS_HF );
1533 return( AFPERR_PARAM );
1538 while ( bitmap != 0 ) {
1539 while (( bitmap & 1 ) == 0 ) {
1547 /* check for read-only.
1548 * NOTE: we don't actually set the read-only flag unless
1549 * it's passed in that way as it's possible to mount
1550 * a read-write filesystem under a read-only one. */
1551 if ((vol->v_flags & AFPVOL_RO) ||
1552 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1553 ashort |= VOLPBIT_ATTR_RO;
1555 /* prior 2.1 only VOLPBIT_ATTR_RO is defined */
1556 if (afp_version > 20) {
1557 if (0 == (vol->v_flags & AFPVOL_NOFILEID) && vol->v_cdb != NULL &&
1558 (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1559 ashort |= VOLPBIT_ATTR_FILEID;
1561 ashort |= VOLPBIT_ATTR_CATSEARCH;
1563 if (afp_version >= 30) {
1564 ashort |= VOLPBIT_ATTR_UTF8;
1565 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1566 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1567 if (vol->v_flags & AFPVOL_TM)
1568 ashort |= VOLPBIT_ATTR_TM;
1570 if (afp_version >= 32) {
1572 ashort |= VOLPBIT_ATTR_EXT_ATTRS;
1573 if (vol->v_flags & AFPVOL_ACLS)
1574 ashort |= VOLPBIT_ATTR_ACLS;
1578 ashort = htons(ashort);
1579 memcpy(data, &ashort, sizeof( ashort ));
1580 data += sizeof( ashort );
1584 ashort = htons( AFPVOLSIG_DEFAULT );
1585 memcpy(data, &ashort, sizeof( ashort ));
1586 data += sizeof( ashort );
1589 case VOLPBIT_CDATE :
1590 aint = vol->v_ctime;
1591 memcpy(data, &aint, sizeof( aint ));
1592 data += sizeof( aint );
1595 case VOLPBIT_MDATE :
1596 if ( st->st_mtime > vol->v_mtime ) {
1597 vol->v_mtime = st->st_mtime;
1599 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1600 memcpy(data, &aint, sizeof( aint ));
1601 data += sizeof( aint );
1604 case VOLPBIT_BDATE :
1605 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1606 aint = AD_DATE_START;
1607 memcpy(data, &aint, sizeof( aint ));
1608 data += sizeof( aint );
1612 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1613 data += sizeof( vol->v_vid );
1616 case VOLPBIT_BFREE :
1617 bfree = htonl( bfree );
1618 memcpy(data, &bfree, sizeof( bfree ));
1619 data += sizeof( bfree );
1622 case VOLPBIT_BTOTAL :
1623 btotal = htonl( btotal );
1624 memcpy(data, &btotal, sizeof( btotal ));
1625 data += sizeof( btotal );
1628 #ifndef NO_LARGE_VOL_SUPPORT
1629 case VOLPBIT_XBFREE :
1630 xbfree = hton64( xbfree );
1631 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1632 bcopy(&xbfree, data, sizeof(xbfree));
1633 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1634 memcpy(data, &xbfree, sizeof( xbfree ));
1635 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1636 data += sizeof( xbfree );
1639 case VOLPBIT_XBTOTAL :
1640 xbtotal = hton64( xbtotal );
1641 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1642 bcopy(&xbtotal, data, sizeof(xbtotal));
1643 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1644 memcpy(data, &xbtotal, sizeof( xbtotal ));
1645 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1646 data += sizeof( xbfree );
1648 #endif /* ! NO_LARGE_VOL_SUPPORT */
1652 data += sizeof( u_int16_t );
1655 case VOLPBIT_BSIZE: /* block size */
1656 bsize = htonl(bsize);
1657 memcpy(data, &bsize, sizeof(bsize));
1658 data += sizeof(bsize);
1663 ad_close( &ad, ADFLAGS_HF );
1665 return( AFPERR_BITMAP );
1671 ashort = htons( data - buf );
1672 memcpy(nameoff, &ashort, sizeof( ashort ));
1673 /* name is always in mac charset */
1674 aint = ucs2_to_charset( vol->v_maccharset, vol->v_macname, data+1, AFPVOL_MACNAMELEN + 1);
1684 ad_close_metadata( &ad);
1686 *buflen = data - buf;
1690 /* ------------------------- */
1691 static int stat_vol(u_int16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
1697 if ( stat( vol->v_path, &st ) < 0 ) {
1699 return( AFPERR_PARAM );
1701 /* save the volume device number */
1702 vol->v_dev = st.st_dev;
1704 buflen = *rbuflen - sizeof( bitmap );
1705 if (( ret = getvolparams( bitmap, vol, &st,
1706 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1710 *rbuflen = buflen + sizeof( bitmap );
1711 bitmap = htons( bitmap );
1712 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1717 /* ------------------------------- */
1718 void load_volumes(AFPObj *obj)
1720 struct passwd *pwent;
1725 /* check files date */
1726 if (obj->options.defaultvol.loaded) {
1727 changed = volfile_changed(&obj->options.defaultvol);
1729 if (obj->options.systemvol.loaded) {
1730 changed |= volfile_changed(&obj->options.systemvol);
1732 if (obj->options.uservol.loaded) {
1733 changed |= volfile_changed(&obj->options.uservol);
1742 if (! ((DSI *)obj->handle)->child) {
1743 LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
1745 LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
1748 pwent = getpwnam(obj->username);
1749 if ( (obj->options.flags & OPTION_USERVOLFIRST) == 0 ) {
1750 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent);
1753 if ((*obj->username == '\0') || (obj->options.flags & OPTION_NOUSERVOL)) {
1754 readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent);
1757 * Read user's AppleVolumes or .AppleVolumes file
1758 * If neither are readable, read the default volumes file. if
1759 * that doesn't work, create a user share.
1761 if (obj->options.uservol.name) {
1762 free(obj->options.uservol.name);
1764 obj->options.uservol.name = strdup(pwent->pw_dir);
1765 if ( readvolfile(obj, &obj->options.uservol, "AppleVolumes", 1, pwent) < 0 &&
1766 readvolfile(obj, &obj->options.uservol, ".AppleVolumes", 1, pwent) < 0 &&
1767 readvolfile(obj, &obj->options.uservol, "applevolumes", 1, pwent) < 0 &&
1768 readvolfile(obj, &obj->options.uservol, ".applevolumes", 1, pwent) < 0 &&
1769 obj->options.defaultvol.name != NULL ) {
1770 if (readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent) < 0)
1771 creatvol(obj, pwent, pwent->pw_dir, NULL, NULL, 1);
1774 if ( obj->options.flags & OPTION_USERVOLFIRST ) {
1775 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent );
1778 if ( obj->options.closevol ) {
1781 for ( vol = Volumes; vol; vol = vol->v_next ) {
1782 if (vol->v_deleted && !vol->v_new ) {
1791 /* ------------------------------- */
1792 int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1805 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1806 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1809 if ( stat( volume->v_path, &st ) < 0 ) {
1810 LOG(log_info, logtype_afpd, "afp_getsrvrparms(%s): stat: %s",
1811 volume->v_path, strerror(errno) );
1812 continue; /* can't access directory */
1814 if (!S_ISDIR(st.st_mode)) {
1815 continue; /* not a dir */
1817 accessmode(volume->v_path, &ma, NULL, &st);
1818 if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
1819 continue; /* no r-x access */
1822 if (volume->v_hide) {
1823 continue; /* config file changed but the volume was mounted */
1826 if (utf8_encoding()) {
1827 len = ucs2_to_charset_allocate(CH_UTF8_MAC, &namebuf, volume->v_u8mname);
1829 len = ucs2_to_charset_allocate(obj->options.maccharset, &namebuf, volume->v_macname);
1832 if (len == (size_t)-1)
1835 /* set password bit if there's a volume password */
1836 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1838 /* Apple 2 clients running ProDOS-8 expect one volume to have
1839 bit 0 of this byte set. They will not recognize anything
1840 on the server unless this is the case. I have not
1841 completely worked this out, but it's related to booting
1842 from the server. Support for that function is a ways
1843 off.. <shirsch@ibm.net> */
1844 *data |= (volume->v_flags & AFPVOL_A2VOL) ? AFPSRVR_CONFIGINFO : 0;
1845 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1847 memcpy(data, namebuf, len );
1853 *rbuflen = data - rbuf;
1855 if ( gettimeofday( &tv, NULL ) < 0 ) {
1856 LOG(log_error, logtype_afpd, "afp_getsrvrparms(%s): gettimeofday: %s", volume->v_path, strerror(errno) );
1858 return AFPERR_PARAM;
1860 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1861 memcpy(data, &tv.tv_sec, sizeof( u_int32_t));
1862 data += sizeof( u_int32_t);
1867 /* ------------------------- */
1868 static int volume_codepage(AFPObj *obj, struct vol *volume)
1870 struct charset_functions *charset;
1873 if (!volume->v_volcodepage)
1874 volume->v_volcodepage = strdup("UTF8");
1876 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1877 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1881 if ( NULL == (charset = find_charset_functions(volume->v_volcodepage)) || charset->flags & CHARSET_ICONV ) {
1882 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1885 if (!volume->v_maccodepage)
1886 volume->v_maccodepage = strdup(obj->options.maccodepage);
1888 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1889 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1893 if ( NULL == ( charset = find_charset_functions(volume->v_maccodepage)) || ! (charset->flags & CHARSET_CLIENT) ) {
1894 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1897 volume->v_kTextEncoding = htonl(charset->kTextEncoding);
1901 /* ------------------------- */
1902 static int volume_openDB(struct vol *volume)
1906 if ((volume->v_flags & AFPVOL_NODEV)) {
1907 flags |= CNID_FLAG_NODEV;
1910 if (volume->v_cnidscheme == NULL) {
1911 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1912 LOG(log_info, logtype_afpd, "Volume %s use CNID scheme %s.",
1913 volume->v_path, volume->v_cnidscheme);
1916 LOG(log_info, logtype_afpd, "CNID server: %s:%s",
1917 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1918 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1921 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
1923 /* Legacy pre 2.1 way of sharing eg CD-ROM */
1924 if (strcmp(volume->v_cnidscheme, "last") == 0) {
1925 /* "last" is gone. We support it by switching to in-memory "tdb" */
1926 volume->v_cnidscheme = strdup("tdb");
1927 flags |= CNID_FLAG_MEMORY;
1930 /* New way of sharing CD-ROM */
1931 if (volume->v_flags & AFPVOL_CDROM) {
1932 flags |= CNID_FLAG_MEMORY;
1933 if (strcmp(volume->v_cnidscheme, "tdb") != 0) {
1934 free(volume->v_cnidscheme);
1935 volume->v_cnidscheme = strdup("tdb");
1936 LOG(log_info, logtype_afpd, "Volume %s is ejectable, switching to scheme %s.",
1937 volume->v_path, volume->v_cnidscheme);
1942 volume->v_cdb = cnid_open(volume->v_path,
1944 volume->v_cnidscheme,
1946 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1947 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1949 if ( ! volume->v_cdb && ! (flags & CNID_FLAG_MEMORY)) {
1950 /* The first attempt failed and it wasn't yet an attempt to open in-memory */
1951 LOG(log_error, logtype_afpd, "Can't open volume \"%s\" CNID backend \"%s\" ",
1952 volume->v_path, volume->v_cnidscheme);
1953 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
1955 flags |= CNID_FLAG_MEMORY;
1956 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, "tdb", flags, NULL, NULL);
1958 /* kill ourself with SIGUSR2 aka msg pending */
1959 if (volume->v_cdb) {
1960 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
1961 "Check server messages for details!");
1962 kill(getpid(), SIGUSR2);
1963 /* deactivate cnid caching/storing in AppleDouble files */
1964 volume->v_flags &= ~AFPVOL_CACHE;
1969 return (!volume->v_cdb)?-1:0;
1973 Check if the underlying filesystem supports EAs for ea:sys volumes.
1974 If not, switch to ea:ad.
1975 As we can't check (requires write access) on ro-volumes, we switch ea:auto
1976 volumes that are options:ro to ea:none.
1978 static void check_ea_sys_support(struct vol *vol)
1980 uid_t process_uid = 0;
1981 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
1982 const char *eacontent = "yes";
1984 if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
1986 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
1987 LOG(log_info, logtype_logger, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
1988 vol->v_vfs_ea = AFPVOL_EA_NONE;
1994 process_uid = geteuid();
1996 if (seteuid(0) == -1) {
1997 LOG(log_error, logtype_logger, "check_ea_sys_support: can't seteuid(0): %s", strerror(errno));
2001 if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
2002 sys_removexattr(vol->v_path, eaname);
2003 vol->v_vfs_ea = AFPVOL_EA_SYS;
2005 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
2007 vol->v_vfs_ea = AFPVOL_EA_AD;
2011 if (seteuid(process_uid) == -1) {
2012 LOG(log_error, logtype_logger, "can't seteuid back %s", strerror(errno));
2019 /* -------------------------
2020 * we are the user here
2022 int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2033 char path[ MAXPATHLEN + 1];
2039 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2040 bitmap = ntohs( bitmap );
2041 ibuf += sizeof( bitmap );
2044 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
2045 return AFPERR_BITMAP;
2048 len = (unsigned char)*ibuf++;
2049 volname = obj->oldtmp;
2051 if ((volname_tmp = strchr(volname,'+')) != NULL)
2052 volname = volname_tmp+1;
2054 if (utf8_encoding()) {
2055 namelen = convert_string(CH_UTF8_MAC, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2057 namelen = convert_string(obj->options.maccharset, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2060 if ( namelen <= 0) {
2061 return AFPERR_PARAM;
2065 if ((len + 1) & 1) /* pad to an even boundary */
2070 for ( volume = Volumes; volume; volume = volume->v_next ) {
2071 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
2076 if ( volume == NULL ) {
2077 return AFPERR_PARAM;
2080 /* check for a volume password */
2081 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
2082 return AFPERR_ACCESS;
2085 if (( volume->v_flags & AFPVOL_OPEN ) ) {
2086 /* the volume is already open */
2088 set_uidgid ( volume );
2090 return stat_vol(bitmap, volume, rbuf, rbuflen);
2093 if (volume->v_root_preexec) {
2094 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
2095 LOG(log_error, logtype_afpd, "afp_openvol(%s): root preexec : %d", volume->v_path, ret );
2101 set_uidgid ( volume );
2104 if (volume->v_preexec) {
2105 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
2106 LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret );
2111 if ( stat( volume->v_path, &st ) < 0 ) {
2112 return AFPERR_PARAM;
2115 if ( chdir( volume->v_path ) < 0 ) {
2116 return AFPERR_PARAM;
2119 if ( NULL == getcwd(path, MAXPATHLEN)) {
2120 /* shouldn't be fatal but it will fail later */
2121 LOG(log_error, logtype_afpd, "afp_openvol(%s): volume pathlen too long", volume->v_path);
2125 /* Normalize volume path */
2126 #ifdef REALPATH_TAKES_NULL
2127 if ((volume->v_path = realpath(path, NULL)) == NULL)
2130 if ((volume->v_path = malloc(MAXPATHLEN+1)) == NULL)
2132 if (realpath(path, volume->v_path) == NULL) {
2133 free(volume->v_path);
2136 /* Safe some memory */
2138 if ((tmp = strdup(volume->v_path)) == NULL) {
2139 free(volume->v_path);
2142 free(volume->v_path);
2143 volume->v_path = tmp;
2146 if (volume_codepage(obj, volume) < 0) {
2151 /* initialize volume variables
2154 if (utf8_encoding()) {
2155 volume->max_filename = 255;
2158 volume->max_filename = MACFILELEN;
2161 volume->v_flags |= AFPVOL_OPEN;
2162 volume->v_cdb = NULL;
2164 if (utf8_encoding()) {
2165 len = convert_string_allocate(CH_UCS2, CH_UTF8_MAC, volume->v_u8mname, namelen, &vol_mname);
2167 len = convert_string_allocate(CH_UCS2, obj->options.maccharset, volume->v_macname, namelen, &vol_mname);
2169 if ( !vol_mname || len <= 0) {
2174 if ((vol_uname = strrchr(path, '/')) == NULL)
2176 else if (*(vol_uname + 1) != '\0')
2179 if ((dir = dir_new(vol_mname,
2184 bfromcstr(volume->v_path),
2188 LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) );
2193 volume->v_root = dir;
2196 if (volume_openDB(volume) < 0) {
2197 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID or invalid CNID backend for %s: %s",
2198 volume->v_path, volume->v_cnidscheme);
2203 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
2204 if (ret == AFP_OK) {
2206 if (!(volume->v_flags & AFPVOL_RO)) {
2207 handle_special_folders( volume );
2209 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
2210 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
2214 * If you mount a volume twice, the second time the trash appears on
2215 * the desk-top. That's because the Mac remembers the DID for the
2216 * trash (even for volumes in different zones, on different servers).
2217 * Just so this works better, we prime the DID cache with the trash,
2218 * fixing the trash at DID 17.
2219 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
2221 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2223 /* FIXME find db time stamp */
2224 if (cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp)) < 0) {
2225 LOG (log_error, logtype_afpd,
2226 "afp_openvol(%s): Fatal error: Unable to get stamp value from CNID backend",
2234 cname( volume, volume->v_root, &p );
2240 if (volume->v_root) {
2241 dir_free( volume->v_root );
2242 volume->v_root = NULL;
2245 volume->v_flags &= ~AFPVOL_OPEN;
2246 if (volume->v_cdb != NULL) {
2247 cnid_close(volume->v_cdb);
2248 volume->v_cdb = NULL;
2254 /* ------------------------- */
2255 static void closevol(struct vol *vol)
2260 dir_free( vol->v_root );
2262 if (vol->v_cdb != NULL) {
2263 cnid_close(vol->v_cdb);
2267 if (vol->v_postexec) {
2268 afprun(0, vol->v_postexec, NULL);
2270 if (vol->v_root_postexec) {
2271 afprun(1, vol->v_root_postexec, NULL);
2275 /* ------------------------- */
2276 void close_all_vol(void)
2280 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2281 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2282 ovol->v_flags &= ~AFPVOL_OPEN;
2288 /* ------------------------- */
2289 static void deletevol(struct vol *vol)
2293 vol->v_flags &= ~AFPVOL_OPEN;
2294 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2295 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2299 if ( ovol != NULL ) {
2300 /* Even if chdir fails, we can't say afp_closevol fails. */
2301 if ( chdir( ovol->v_path ) == 0 ) {
2302 curdir = ovol->v_root;
2307 if (vol->v_deleted) {
2308 showvol(vol->v_name);
2315 /* ------------------------- */
2316 int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2323 memcpy(&vid, ibuf, sizeof( vid ));
2324 if (NULL == ( vol = getvolbyvid( vid )) ) {
2325 return( AFPERR_PARAM );
2334 /* ------------------------- */
2335 struct vol *getvolbyvid(const u_int16_t vid )
2339 for ( vol = Volumes; vol; vol = vol->v_next ) {
2340 if ( vid == vol->v_vid ) {
2344 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
2350 #endif /* FORCE_UIDGID */
2357 /* ------------------------ */
2358 static int ext_cmp_key(const void *key, const void *obj)
2360 const char *p = key;
2361 const struct extmap *em = obj;
2362 return strdiacasecmp(p, em->em_ext);
2364 struct extmap *getextmap(const char *path)
2369 if (!Extmap_cnt || NULL == ( p = strrchr( path, '.' )) ) {
2370 return( Defextmap );
2374 return( Defextmap );
2376 em = bsearch(p, Extmap, Extmap_cnt, sizeof(struct extmap), ext_cmp_key);
2380 return( Defextmap );
2384 /* ------------------------- */
2385 struct extmap *getdefextmap(void)
2387 return( Defextmap );
2390 /* --------------------------
2391 poll if a volume is changed by other processes.
2393 0 no attention msg sent
2394 1 attention msg sent
2395 -1 error (socket closed)
2397 Note: if attention return -1 no packet has been
2398 sent because the buffer is full, we don't care
2399 either there's no reader or there's a lot of
2400 traffic and another pollvoltime will follow
2402 int pollvoltime(AFPObj *obj)
2409 if (!(afp_version > 21 && obj->options.server_notif))
2412 if ( gettimeofday( &tv, NULL ) < 0 )
2415 for ( vol = Volumes; vol; vol = vol->v_next ) {
2416 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
2417 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
2418 vol->v_mtime = st.st_mtime;
2419 if (!obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
2428 /* ------------------------- */
2429 void setvoltime(AFPObj *obj, struct vol *vol)
2433 /* just looking at vol->v_mtime is broken seriously since updates
2434 * from other users afpd processes never are seen.
2435 * This is not the most elegant solution (a shared memory between
2436 * the afpd processes would come closer)
2439 if ( gettimeofday( &tv, NULL ) < 0 ) {
2440 LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) );
2443 if( utime( vol->v_path, NULL ) < 0 ) {
2444 /* write of time failed ... probably a read only filesys,
2445 * where no other users can interfere, so there's no issue here
2449 /* a little granularity */
2450 if (vol->v_mtime < tv.tv_sec) {
2451 vol->v_mtime = tv.tv_sec;
2452 /* or finder doesn't update free space
2453 * AFP 3.2 and above clients seem to be ok without so many notification
2455 if (afp_version < 32 && obj->options.server_notif) {
2456 obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
2461 /* ------------------------- */
2462 int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
2465 u_int16_t vid, bitmap;
2468 memcpy(&vid, ibuf, sizeof( vid ));
2469 ibuf += sizeof( vid );
2470 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2471 bitmap = ntohs( bitmap );
2473 if (NULL == ( vol = getvolbyvid( vid )) ) {
2475 return( AFPERR_PARAM );
2478 return stat_vol(bitmap, vol, rbuf, rbuflen);
2481 /* ------------------------- */
2482 int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2486 u_int16_t vid, bitmap;
2492 memcpy(&vid, ibuf, sizeof( vid ));
2493 ibuf += sizeof( vid );
2494 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2495 bitmap = ntohs( bitmap );
2496 ibuf += sizeof(bitmap);
2498 if (( vol = getvolbyvid( vid )) == NULL ) {
2499 return( AFPERR_PARAM );
2502 if ((vol->v_flags & AFPVOL_RO))
2503 return AFPERR_VLOCK;
2505 /* we can only set the backup date. */
2506 if (bitmap != (1 << VOLPBIT_BDATE))
2507 return AFPERR_BITMAP;
2509 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2510 if ( ad_open( vol->v_path, ADFLAGS_HF|ADFLAGS_DIR, O_RDWR,
2513 return AFPERR_VLOCK;
2515 return AFPERR_ACCESS;
2518 memcpy(&aint, ibuf, sizeof(aint));
2519 ad_setdate(&ad, AD_DATE_BACKUP, aint);
2521 ad_close(&ad, ADFLAGS_HF);
2525 /* ------------------------- */
2526 int wincheck(const struct vol *vol, const char *path)
2530 if (!(vol->v_flags & AFPVOL_MSWINDOWS))
2533 /* empty paths are not allowed */
2534 if ((len = strlen(path)) == 0)
2537 /* leading or trailing whitespaces are not allowed, carriage returns
2538 * and probably other whitespace is okay, tabs are not allowed
2540 if ((path[0] == ' ') || (path[len-1] == ' '))
2543 /* certain characters are not allowed */
2544 if (strpbrk(path, MSWINDOWS_BADCHARS))
2547 /* everything else is okay */
2553 * precreate a folder
2554 * this is only intended for folders in the volume root
2555 * It will *not* work if the folder name contains extended characters
2557 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2566 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2568 LOG(log_error, logtype_afpd,"malloc failed");
2572 q=strdup(folder->name);
2574 LOG(log_error, logtype_afpd,"malloc failed");
2578 strcpy(p, vol->v_path);
2583 if ((vol->v_casefold & AFPVOL_MTOUUPPER))
2585 else if ((vol->v_casefold & AFPVOL_MTOULOWER))
2591 if ( (ret = stat( p, &st )) < 0 ) {
2592 if (folder->precreate) {
2593 if (ad_mkdir(p, folder->mode)) {
2594 LOG(log_debug, logtype_afpd,"Creating '%s' failed in %s: %s", p, vol->v_path, strerror(errno));
2603 if ( !ret && folder->hide) {
2605 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2606 if (ad_open_metadata( p, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
2612 ad_setname(&ad, folder->name);
2614 ad_getattr(&ad, &attr);
2615 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2616 ad_setattr(&ad, attr);
2618 /* do the same with the finder info */
2619 if (ad_entry(&ad, ADEID_FINDERI)) {
2620 memcpy(&attr, ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF, sizeof(attr));
2621 attr |= htons(FINDERINFO_INVISIBLE);
2622 memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr));
2626 ad_close_metadata( &ad);
2633 static void handle_special_folders (const struct vol * vol)
2635 const _special_folder *p = &special_folders[0];
2637 if ((vol->v_flags & AFPVOL_RO))
2640 for (; p->name != NULL; p++) {
2641 create_special_folder (vol, p);
2645 const struct vol *getvolumes(void)
2650 void unload_volumes_and_extmap(void)
2652 LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
2658 * Get a volumes UUID from the config file.
2659 * If there is none, it is generated and stored there.
2661 * Returns pointer to allocated storage on success, NULL on error.
2663 char *get_uuid(const AFPObj *obj, const char *volname)
2666 char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
2668 struct stat tmpstat;
2671 if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
2672 /* scan in the conf file */
2673 while (fgets(buf, sizeof(buf), fp) != NULL) {
2675 while (p && isblank(*p))
2677 if (!p || (*p == '#') || (*p == '\n'))
2678 continue; /* invalid line */
2681 if ((volname_conf = strtok( p, "\"" )) == NULL)
2682 continue; /* syntax error */
2684 if ((volname_conf = strtok( p, " \t" )) == NULL)
2685 continue; /* syntax error: invalid name */
2687 p = strchr(p, '\0');
2690 continue; /* syntax error */
2692 if (strcmp(volname, volname_conf) != 0)
2693 continue; /* another volume name */
2695 while (p && isblank(*p))
2698 if (sscanf(p, "%36s", uuid) == 1 ) {
2699 for (int i=0; uuid[i]; i++)
2700 uuid[i] = toupper(uuid[i]);
2701 LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
2703 return strdup(uuid);
2711 /* not found or no file, reopen in append mode */
2713 if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
2714 if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
2715 LOG(log_error, logtype_atalkd, "ERROR: Cannot create %s (%s).",
2716 obj->options.uuidconf, strerror(errno));
2719 if (( fp = fdopen( fd, "w" )) == NULL ) {
2720 LOG(log_error, logtype_atalkd, "ERROR: Cannot fdopen %s (%s).",
2721 obj->options.uuidconf, strerror(errno));
2725 } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
2726 LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
2727 obj->options.uuidconf, strerror(errno));
2730 fseek(fp, 0L, SEEK_END);
2731 if(ftell(fp) == 0) { /* size = 0 */
2732 fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
2733 fprintf(fp, "# This file is auto-generated by afpd\n");
2734 fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
2736 fseek(fp, -1L, SEEK_END);
2737 if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
2740 /* generate uuid and write to file */
2743 randombytes((void *)id, 16);
2744 cp = uuid_bin2string(id);
2746 LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, cp);
2748 fprintf(fp, "\"%s\"\t%36s\n", volname, cp);
2751 return strdup(uuid);