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, "v1") == 0)
449 options[VOLOPT_ADOUBLE].i_value = AD_VERSION1;
450 #if AD_VERSION == AD_VERSION2
451 else if (strcasecmp(val + 1, "v2") == 0)
452 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
453 else if (strcasecmp(val + 1, "osx") == 0)
454 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2_OSX;
455 else if (strcasecmp(val + 1, "sfm") == 0)
456 options[VOLOPT_ADOUBLE].i_value = AD_VERSION1_SFM;
458 } else if (optionok(tmp, "options:", val)) {
461 if ((p = strtok(val + 1, ",")) == NULL) /* nothing */
465 if (strcasecmp(p, "prodos") == 0)
466 options[VOLOPT_FLAGS].i_value |= AFPVOL_A2VOL;
467 else if (strcasecmp(p, "mswindows") == 0) {
468 options[VOLOPT_FLAGS].i_value |= AFPVOL_MSWINDOWS | AFPVOL_USEDOTS;
469 } else if (strcasecmp(p, "crlf") == 0)
470 options[VOLOPT_FLAGS].i_value |= AFPVOL_CRLF;
471 else if (strcasecmp(p, "noadouble") == 0)
472 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOADOUBLE;
473 else if (strcasecmp(p, "ro") == 0)
474 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
475 else if (strcasecmp(p, "nohex") == 0)
476 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
477 else if (strcasecmp(p, "usedots") == 0)
478 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
479 else if (strcasecmp(p, "invisibledots") == 0)
480 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_INV_DOTS;
481 else if (strcasecmp(p, "limitsize") == 0)
482 options[VOLOPT_FLAGS].i_value |= AFPVOL_LIMITSIZE;
483 /* support for either "dropbox" or "dropkludge" */
484 else if (strcasecmp(p, "dropbox") == 0)
485 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
486 else if (strcasecmp(p, "dropkludge") == 0)
487 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
488 else if (strcasecmp(p, "nofileid") == 0)
489 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOFILEID;
490 else if (strcasecmp(p, "nostat") == 0)
491 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
492 else if (strcasecmp(p, "preexec_close") == 0)
493 options[VOLOPT_PREEXEC].i_value = 1;
494 else if (strcasecmp(p, "root_preexec_close") == 0)
495 options[VOLOPT_ROOTPREEXEC].i_value = 1;
496 else if (strcasecmp(p, "upriv") == 0)
497 options[VOLOPT_FLAGS].i_value |= AFPVOL_UNIX_PRIV;
498 else if (strcasecmp(p, "nodev") == 0)
499 options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
500 else if (strcasecmp(p, "caseinsensitive") == 0)
501 options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
502 else if (strcasecmp(p, "illegalseq") == 0)
503 options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
504 else if (strcasecmp(p, "nocnidcache") == 0)
505 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_CACHE;
506 else if (strcasecmp(p, "tm") == 0)
507 options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
508 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
510 else if (strcasecmp(p, "cdrom") == 0)
511 options[VOLOPT_FLAGS].i_value |= AFPVOL_CDROM | AFPVOL_RO;
513 p = strtok(NULL, ",");
516 } else if (optionok(tmp, "cnidserver:", val)) {
517 setoption(options, save, VOLOPT_CNIDSERVER, val);
519 char *p = strrchr(val + 1, ':');
522 setoption(options, save, VOLOPT_CNIDPORT, p);
525 LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
526 volname, val + 1, p ? p + 1 : Cnid_port);
528 } else if (optionok(tmp, "dbpath:", val)) {
529 setoption(options, save, VOLOPT_DBPATH, val);
531 } else if (optionok(tmp, "umask:", val)) {
532 options[VOLOPT_UMASK].i_value = (int)strtol(val +1, NULL, 8);
533 } else if (optionok(tmp, "dperm:", val)) {
534 options[VOLOPT_DPERM].i_value = (int)strtol(val+1, NULL, 8);
535 } else if (optionok(tmp, "fperm:", val)) {
536 options[VOLOPT_FPERM].i_value = (int)strtol(val+1, NULL, 8);
537 } else if (optionok(tmp, "perm:", val)) {
538 options[VOLOPT_DFLTPERM].i_value = (int)strtol(val+1, NULL, 8);
539 } else if (optionok(tmp, "password:", val)) {
540 setoption(options, save, VOLOPT_PASSWORD, val);
544 /* this code allows forced uid/gid per volume settings */
545 } else if (optionok(tmp, "forceuid:", val)) {
546 setoption(options, save, VOLOPT_FORCEUID, val);
547 } else if (optionok(tmp, "forcegid:", val)) {
548 setoption(options, save, VOLOPT_FORCEGID, val);
550 #endif /* FORCE_UIDGID */
551 } else if (optionok(tmp, "root_preexec:", val)) {
552 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
554 } else if (optionok(tmp, "preexec:", val)) {
555 setoption(options, save, VOLOPT_PREEXEC, val);
557 } else if (optionok(tmp, "root_postexec:", val)) {
558 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
560 } else if (optionok(tmp, "postexec:", val)) {
561 setoption(options, save, VOLOPT_POSTEXEC, val);
563 } else if (optionok(tmp, "allowed_hosts:", val)) {
564 setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
566 } else if (optionok(tmp, "denied_hosts:", val)) {
567 setoption(options, save, VOLOPT_DENIED_HOSTS, val);
569 } else if (optionok(tmp, "ea:", val)) {
570 if (strcasecmp(val + 1, "ad") == 0)
571 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
572 else if (strcasecmp(val + 1, "sys") == 0)
573 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
574 else if (strcasecmp(val + 1, "none") == 0)
575 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
577 } else if (optionok(tmp, "volsizelimit:", val)) {
578 options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val + 1, NULL, 10);
581 /* ignore unknown options */
582 LOG(log_debug, logtype_afpd, "ignoring unknown volume option: %s", tmp);
587 /* ----------------- */
588 static void showvol(const ucs2_t *name)
591 for ( volume = Volumes; volume; volume = volume->v_next ) {
592 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
599 /* ------------------------------- */
600 static int creatvol(AFPObj *obj, struct passwd *pwd,
601 char *path, char *name,
602 struct vol_option *options,
603 const int user /* user defined volume */
607 int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
609 char tmpname[AFPVOL_U8MNAMELEN+1];
610 ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
611 char suffix[6]; /* max is #FFFF */
614 LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
616 if ( name == NULL || *name == '\0' ) {
617 if ((name = strrchr( path, '/' )) == NULL) {
618 return -1; /* Obviously not a fully qualified path */
621 /* if you wish to share /, you need to specify a name. */
626 /* suffix for mangling use (lastvid + 1) */
627 /* because v_vid has not been decided yet. */
628 suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
630 vlen = strlen( name );
632 /* Unicode Volume Name */
633 /* Firstly convert name from unixcharset to UTF8-MAC */
635 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
637 strcpy(tmpname, "???");
641 /* Do we have to mangle ? */
642 if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
643 if (tmpvlen + suffixlen > obj->options.volnamelen) {
645 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
646 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
648 strcat(tmpname, suffix);
649 tmpvlen = strlen(tmpname);
652 /* Secondly convert name from UTF8-MAC to UCS2 */
653 if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
656 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
658 /* Maccharset Volume Name */
659 /* Firsty convert name from unixcharset to maccharset */
661 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
663 strcpy(tmpname, "???");
667 /* Do we have to mangle ? */
668 if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
669 if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
671 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_MACNAMELEN - suffixlen, &flags);
672 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
674 strcat(tmpname, suffix);
675 tmpvlen = strlen(tmpname);
678 /* Secondly convert name from maccharset to UCS2 */
679 if ( 0 >= ( macvlen = convert_string(obj->options.maccharset, CH_UCS2, tmpname, tmpvlen, mactmpname, AFPVOL_U8MNAMELEN*2)) )
682 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
684 /* check duplicate */
685 for ( volume = Volumes; volume; volume = volume->v_next ) {
686 if (( strcasecmp_w( volume->v_u8mname, u8mtmpname ) == 0 ) || ( strcasecmp_w( volume->v_macname, mactmpname ) == 0 )){
687 if (volume->v_deleted) {
688 volume->v_new = hide = 1;
691 return -1; /* Won't be able to access it, anyway... */
696 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
697 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
700 if ( NULL == ( volume->v_localname = strdup(name))) {
701 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
706 if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
707 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
712 if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
713 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
718 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
719 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
725 volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
726 volume->v_hide = hide;
727 strcpy( volume->v_path, path );
731 #endif /* __svr4__ */
732 /* os X start at 1 and use network order ie. 1 2 3 */
733 volume->v_vid = ++lastvid;
734 volume->v_vid = htons(volume->v_vid);
736 if (check_vol_acl_support(volume))
737 volume->v_flags |= AFPVOL_ACLS;
742 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
743 volume->v_flags |= options[VOLOPT_FLAGS].i_value;
745 if (options[VOLOPT_EA_VFS].i_value)
746 volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
748 volume->v_ad_options = 0;
749 if ((volume->v_flags & AFPVOL_NODEV))
750 volume->v_ad_options |= ADVOL_NODEV;
751 if ((volume->v_flags & AFPVOL_CACHE))
752 volume->v_ad_options |= ADVOL_CACHE;
753 if ((volume->v_flags & AFPVOL_UNIX_PRIV))
754 volume->v_ad_options |= ADVOL_UNIXPRIV;
755 if ((volume->v_flags & AFPVOL_INV_DOTS))
756 volume->v_ad_options |= ADVOL_INVDOTS;
757 if ((volume->v_flags & AFPVOL_NOADOUBLE))
758 volume->v_ad_options |= ADVOL_NOADOUBLE;
760 if (options[VOLOPT_PASSWORD].c_value)
761 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
763 if (options[VOLOPT_VETO].c_value)
764 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
766 if (options[VOLOPT_ENCODING].c_value)
767 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
769 if (options[VOLOPT_MACCHARSET].c_value)
770 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
772 if (options[VOLOPT_DBPATH].c_value)
773 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
775 if (options[VOLOPT_CNIDSCHEME].c_value)
776 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
778 if (options[VOLOPT_CNIDSERVER].c_value)
779 volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
781 if (options[VOLOPT_CNIDPORT].c_value)
782 volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
784 if (options[VOLOPT_UMASK].i_value)
785 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
787 if (options[VOLOPT_DPERM].i_value)
788 volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
790 if (options[VOLOPT_FPERM].i_value)
791 volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
793 if (options[VOLOPT_DFLTPERM].i_value)
794 volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
796 if (options[VOLOPT_ADOUBLE].i_value)
797 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
799 volume->v_adouble = AD_VERSION;
801 if (options[VOLOPT_LIMITSIZE].i_value)
802 volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
804 /* Mac to Unix conversion flags*/
805 volume->v_mtou_flags = 0;
806 if (!(volume->v_flags & AFPVOL_NOHEX))
807 volume->v_mtou_flags |= CONV_ESCAPEHEX;
808 if (!(volume->v_flags & AFPVOL_USEDOTS))
809 volume->v_mtou_flags |= CONV_ESCAPEDOTS;
810 if ((volume->v_flags & AFPVOL_EILSEQ))
811 volume->v_mtou_flags |= CONV__EILSEQ;
813 if ((volume->v_casefold & AFPVOL_MTOUUPPER))
814 volume->v_mtou_flags |= CONV_TOUPPER;
815 else if ((volume->v_casefold & AFPVOL_MTOULOWER))
816 volume->v_mtou_flags |= CONV_TOLOWER;
818 /* Unix to Mac conversion flags*/
819 volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
820 if ((volume->v_casefold & AFPVOL_UTOMUPPER))
821 volume->v_utom_flags |= CONV_TOUPPER;
822 else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
823 volume->v_utom_flags |= CONV_TOLOWER;
825 if ((volume->v_flags & AFPVOL_EILSEQ))
826 volume->v_utom_flags |= CONV__EILSEQ;
829 if (options[VOLOPT_FORCEUID].c_value) {
830 volume->v_forceuid = strdup(options[VOLOPT_FORCEUID].c_value);
832 volume->v_forceuid = NULL; /* set as null so as to return 0 later on */
835 if (options[VOLOPT_FORCEGID].c_value) {
836 volume->v_forcegid = strdup(options[VOLOPT_FORCEGID].c_value);
838 volume->v_forcegid = NULL; /* set as null so as to return 0 later on */
842 if (options[VOLOPT_PREEXEC].c_value)
843 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
844 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
846 if (options[VOLOPT_POSTEXEC].c_value)
847 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
849 if (options[VOLOPT_ROOTPREEXEC].c_value)
850 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
851 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
853 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
854 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
857 volume->v_dperm |= volume->v_perm;
858 volume->v_fperm |= volume->v_perm;
860 /* Check EA support on volume */
861 if (volume->v_vfs_ea == AFPVOL_EA_AUTO)
862 check_ea_sys_support(volume);
865 /* get/store uuid from file */
866 if (volume->v_flags & AFPVOL_TM) {
867 char *uuid = get_uuid(obj, volume->v_localname);
869 LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
870 volume->v_localname);
872 volume->v_uuid = uuid;
873 LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
874 volume->v_localname, volume->v_uuid);
878 volume->v_next = Volumes;
883 /* ---------------- */
884 static char *myfgets( char *buf, int size, FILE *fp)
890 while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
891 if ( c == '\n' || c == '\r' ) {
892 if (p != buf && *(p -1) == '\\') {
914 /* check access list. this function wants something of the following
916 * @group,name,name2,@group2,name3
918 * a NULL argument allows everybody to have access.
919 * we return three things:
921 * 0: list exists, but name isn't in it
925 #ifndef NO_REAL_USER_NAME
926 /* authentication is case insensitive
927 * FIXME should we do the same with group name?
929 #define access_strcmp strcasecmp
932 #define access_strcmp strcmp
936 static int accessvol(const char *args, const char *name)
938 char buf[MAXPATHLEN + 1], *p;
944 strlcpy(buf, args, sizeof(buf));
945 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
949 if (*p == '@') { /* it's a group */
950 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
952 } else if (access_strcmp(p, name) == 0) /* it's a user name */
954 p = strtok(NULL, ",");
960 static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
963 char buf[MAXPATHLEN + 1], *p, *b;
964 DSI *dsi = obj->handle;
965 struct sockaddr_storage client;
970 strlcpy(buf, args, sizeof(buf));
971 if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
974 if (obj->proto != AFPPROTO_DSI)
979 char *ipaddr, *mask_char;
980 struct addrinfo hints, *ai;
982 ipaddr = strtok(p, "/");
983 mask_char = strtok(NULL,"/");
985 /* Get address from string with getaddrinfo */
986 memset(&hints, 0, sizeof hints);
987 hints.ai_family = AF_UNSPEC;
988 hints.ai_socktype = SOCK_STREAM;
989 if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
990 LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
995 if (mask_char != NULL)
996 mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
998 if (ai->ai_family == AF_INET) /* IPv4 */
1004 /* Apply mask to addresses */
1005 client = dsi->client;
1006 apply_ip_mask((struct sockaddr *)&client, mask_int);
1007 apply_ip_mask(ai->ai_addr, mask_int);
1009 if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
1010 if (type == VOLOPT_DENIED_HOSTS)
1011 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
1012 getip_string((struct sockaddr *)&client), volname);
1019 p = strtok_r(NULL, ",", &b);
1022 if (type == VOLOPT_ALLOWED_HOSTS)
1023 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
1024 getip_string((struct sockaddr *)&dsi->client), volname);
1028 static void setextmap(char *ext, char *type, char *creator, int user)
1033 if (Extmap == NULL) {
1034 if (( Extmap = calloc(1, sizeof( struct extmap ))) == NULL ) {
1035 LOG(log_error, logtype_afpd, "setextmap: calloc: %s", strerror(errno) );
1040 for ( em = Extmap, cnt = 0; em->em_ext; em++, cnt++) {
1041 if ( (strdiacasecmp( em->em_ext, ext )) == 0 ) {
1046 if ( em->em_ext == NULL ) {
1047 if (!(Extmap = realloc( Extmap, sizeof( struct extmap ) * (cnt +2))) ) {
1048 LOG(log_error, logtype_afpd, "setextmap: realloc: %s", strerror(errno) );
1051 (Extmap +cnt +1)->em_ext = NULL;
1053 } else if ( !user ) {
1059 if (!(em->em_ext = strdup( ext))) {
1060 LOG(log_error, logtype_afpd, "setextmap: strdup: %s", strerror(errno) );
1064 if ( *type == '\0' ) {
1065 memcpy(em->em_type, "\0\0\0\0", sizeof( em->em_type ));
1067 memcpy(em->em_type, type, sizeof( em->em_type ));
1069 if ( *creator == '\0' ) {
1070 memcpy(em->em_creator, "\0\0\0\0", sizeof( em->em_creator ));
1072 memcpy(em->em_creator, creator, sizeof( em->em_creator ));
1076 /* -------------------------- */
1077 static int extmap_cmp(const void *map1, const void *map2)
1079 const struct extmap *em1 = map1;
1080 const struct extmap *em2 = map2;
1081 return strdiacasecmp(em1->em_ext, em2->em_ext);
1084 static void sortextmap( void)
1089 if ((em = Extmap) == NULL) {
1092 while (em->em_ext) {
1097 qsort(Extmap, Extmap_cnt, sizeof(struct extmap), extmap_cmp);
1098 if (*Extmap->em_ext == 0) {
1099 /* the first line is really "." the default entry,
1100 * we remove the leading '.' in setextmap
1107 /* ----------------------
1109 static void free_extmap( void)
1114 for ( em = Extmap; em->em_ext; em++) {
1124 /* ----------------------
1126 static int volfile_changed(struct afp_volume_name *p)
1132 name = p->full_name;
1136 if (!stat( name, &st) && st.st_mtime > p->mtime) {
1137 p->mtime = st.st_mtime;
1143 /* ----------------------
1144 * Read a volume configuration file and add the volumes contained within to
1145 * the global volume list. This gets called from the forked afpd childs.
1146 * The master now reads this too for Zeroconf announcements.
1148 * If p2 is non-NULL, the file that is opened is
1151 * Lines that begin with # and blank lines are ignored.
1152 * Volume lines are of the form:
1153 * <unix path> [<volume name>] [allow:<user>,<@group>,...] \
1154 * [codepage:<file>] [casefold:<num>]
1155 * <extension> TYPE [CREATOR]
1158 int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int user, struct passwd *pwent)
1161 char path[MAXPATHLEN + 1];
1162 char tmp[MAXPATHLEN + 1];
1163 char volname[AFPVOL_U8MNAMELEN + 1];
1165 char type[5], creator[5];
1170 struct vol_option save_options[VOLOPT_NUM];
1171 struct vol_option options[VOLOPT_NUM];
1177 strcpy( path, p1->name );
1179 strcat( path, "/" );
1181 if (p1->full_name) {
1182 free(p1->full_name);
1184 p1->full_name = strdup(path);
1187 if (NULL == ( fp = fopen( path, "r" )) ) {
1191 if (fd != -1 && !fstat( fd, &st) ) {
1192 p1->mtime = st.st_mtime;
1195 memset(save_options, 0, sizeof(save_options));
1197 /* Enable some default options for all volumes */
1198 save_options[VOLOPT_FLAGS].i_value |= AFPVOL_CACHE;
1199 save_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
1200 LOG(log_maxdebug, logtype_afpd, "readvolfile: seeding default umask: %04o",
1201 obj->options.umask);
1202 save_options[VOLOPT_UMASK].i_value = obj->options.umask;
1204 LOG(log_debug, logtype_afpd, "readvolfile: \"%s\"", path);
1206 while ( myfgets( buf, sizeof( buf ), fp ) != NULL ) {
1207 initline( strlen( buf ), buf );
1208 parseline( sizeof( path ) - 1, path );
1215 /* change the default options for this file */
1216 if (strncmp(path, VOLOPT_DEFAULT, VOLOPT_DEFAULT_LEN) == 0) {
1218 for (i = 0; i < VOLOPT_NUM; i++) {
1219 if (parseline( sizeof( path ) - VOLOPT_DEFAULT_LEN - 1,
1220 path + VOLOPT_DEFAULT_LEN) < 0)
1222 volset(save_options, NULL, tmp, sizeof(tmp) - 1,
1223 path + VOLOPT_DEFAULT_LEN);
1229 if (( p = strchr( path, '/' )) != NULL ) {
1237 if ( u == NULL || *u == '\0' || ( pw = getpwnam( u )) == NULL ) {
1240 strcpy( tmp, pw->pw_dir );
1241 if ( p != NULL && *p != '\0' ) {
1248 /* send path through variable substitution */
1249 if (*path != '~') /* need to copy path to tmp */
1251 if (!pwent && obj->username)
1252 pwent = getpwnam(obj->username);
1254 if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
1257 /* this is sort of braindead. basically, i want to be
1258 * able to specify things in any order, but i don't want to
1259 * re-write everything. */
1261 memcpy(options, save_options, sizeof(options));
1264 /* read in up to VOLOP_NUM possible options */
1265 for (i = 0; i < VOLOPT_NUM; i++) {
1266 if (parseline( sizeof( tmp ) - 1, tmp ) < 0)
1269 volset(options, save_options, volname, sizeof(volname) - 1, tmp);
1272 /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
1273 allow -> either no list (-1), or in list (1)
1274 deny -> either no list (-1), or not in list (0) */
1275 if (!((DSI *)obj->handle)->child
1277 (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
1278 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
1279 hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
1280 (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
1282 /* handle read-only behaviour. semantics:
1283 * 1) neither the rolist nor the rwlist exist -> rw
1284 * 2) rolist exists -> ro if user is in it.
1285 * 3) rwlist exists -> ro unless user is in it. */
1286 if (((DSI *)obj->handle)->child
1288 ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
1290 ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
1291 !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
1292 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
1294 /* do variable substitution for volname */
1295 if (volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path, NULL) == NULL)
1298 creatvol(obj, pwent, path, tmp, options, p2 != NULL);
1300 volfree(options, save_options);
1304 parseline( sizeof( type ) - 1, type );
1305 parseline( sizeof( creator ) - 1, creator );
1306 setextmap( path, type, creator, user);
1313 volfree(save_options, NULL);
1315 if ( fclose( fp ) != 0 ) {
1316 LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) );
1322 /* ------------------------------- */
1323 static void volume_free(struct vol *vol)
1325 free(vol->v_localname);
1326 vol->v_localname = NULL;
1327 free(vol->v_u8mname);
1328 vol->v_u8mname = NULL;
1329 free(vol->v_macname);
1330 vol->v_macname = NULL;
1332 free(vol->v_password);
1334 free(vol->v_volcodepage);
1335 free(vol->v_maccodepage);
1336 free(vol->v_cnidscheme);
1337 free(vol->v_dbpath);
1340 free(vol->v_forceuid);
1341 free(vol->v_forcegid);
1342 #endif /* FORCE_UIDGID */
1347 /* ------------------------------- */
1348 static void free_volumes(void )
1351 struct vol *nvol, *ovol;
1353 for ( vol = Volumes; vol; vol = vol->v_next ) {
1354 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1361 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1364 if (vol->v_localname == NULL) {
1365 if (Volumes == vol) {
1370 ovol->v_next = nvol;
1380 /* ------------------------------- */
1381 static void volume_unlink(struct vol *volume)
1383 struct vol *vol, *ovol, *nvol;
1385 if (volume == Volumes) {
1386 Volumes = Volumes->v_next;
1389 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1392 if (vol == volume) {
1393 ovol->v_next = nvol;
1402 static int getvolspace(struct vol *vol,
1403 u_int32_t *bfree, u_int32_t *btotal,
1404 VolSpace *xbfree, VolSpace *xbtotal, u_int32_t *bsize)
1408 #ifndef NO_QUOTA_SUPPORT
1409 VolSpace qfree, qtotal;
1412 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1413 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1414 maxsize = (vol->v_flags & AFPVOL_A2VOL) ? 0x01fffe00 :
1415 (((afp_version < 22) || (vol->v_flags & AFPVOL_LIMITSIZE))
1416 ? 0x7fffffffL : 0xffffffffL);
1419 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1420 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1421 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1422 goto getvolspace_done;
1427 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal, bsize)) != AFP_OK ) {
1431 #define min(a,b) ((a)<(b)?(a):(b))
1432 #ifndef NO_QUOTA_SUPPORT
1433 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1434 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1435 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1436 *xbfree = min(*xbfree, qfree);
1437 *xbtotal = min( *xbtotal, qtotal);
1438 goto getvolspace_done;
1442 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1445 if (vol->v_limitsize) {
1446 /* FIXME: Free could be limit minus (total minus used), */
1447 /* which will confuse the client less ? */
1448 *xbfree = min(*xbfree, (vol->v_limitsize * 1024 * 1024));
1449 *xbtotal = min(*xbtotal, (vol->v_limitsize * 1024 * 1024));
1452 *bfree = min( *xbfree, maxsize);
1453 *btotal = min( *xbtotal, maxsize);
1457 /* -----------------------
1458 * set volume creation date
1459 * avoid duplicate, well at least it tries
1461 static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date)
1464 struct vol *vol = Volumes;
1466 for ( volume = Volumes; volume; volume = volume->v_next ) {
1467 if (volume->v_vid == id) {
1470 else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
1472 volume = Volumes; /* restart */
1475 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1476 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1479 /* ----------------------- */
1480 static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
1483 int bit = 0, isad = 1;
1486 u_int32_t bfree, btotal, bsize;
1487 VolSpace xbfree, xbtotal; /* extended bytes */
1488 char *data, *nameoff = NULL;
1491 LOG(log_debug, logtype_afpd, "getvolparams: Volume '%s'", vol->v_localname);
1493 /* courtesy of jallison@whistle.com:
1494 * For MacOS8.x support we need to create the
1495 * .Parent file here if it doesn't exist. */
1497 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1498 if ( ad_open_metadata( vol->v_path, ADFLAGS_DIR, O_CREAT, &ad) < 0 ) {
1500 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1502 } else if (ad_get_MD_flags( &ad ) & O_CREAT) {
1503 slash = strrchr( vol->v_path, '/' );
1507 slash = vol->v_path;
1508 if (ad_getentryoff(&ad, ADEID_NAME)) {
1509 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1510 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1511 ad_getentrylen( &ad, ADEID_NAME ));
1513 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1517 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1518 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1520 vol->v_ctime = aint;
1523 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1524 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1525 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1526 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1527 &bsize) != AFP_OK ) {
1529 ad_close( &ad, ADFLAGS_HF );
1531 return( AFPERR_PARAM );
1536 while ( bitmap != 0 ) {
1537 while (( bitmap & 1 ) == 0 ) {
1545 /* check for read-only.
1546 * NOTE: we don't actually set the read-only flag unless
1547 * it's passed in that way as it's possible to mount
1548 * a read-write filesystem under a read-only one. */
1549 if ((vol->v_flags & AFPVOL_RO) ||
1550 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1551 ashort |= VOLPBIT_ATTR_RO;
1553 /* prior 2.1 only VOLPBIT_ATTR_RO is defined */
1554 if (afp_version > 20) {
1555 if (0 == (vol->v_flags & AFPVOL_NOFILEID) && vol->v_cdb != NULL &&
1556 (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1557 ashort |= VOLPBIT_ATTR_FILEID;
1559 ashort |= VOLPBIT_ATTR_CATSEARCH;
1561 if (afp_version >= 30) {
1562 ashort |= VOLPBIT_ATTR_UTF8;
1563 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1564 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1565 if (vol->v_flags & AFPVOL_TM)
1566 ashort |= VOLPBIT_ATTR_TM;
1568 if (afp_version >= 32) {
1570 ashort |= VOLPBIT_ATTR_EXT_ATTRS;
1571 if (vol->v_flags & AFPVOL_ACLS)
1572 ashort |= VOLPBIT_ATTR_ACLS;
1576 ashort = htons(ashort);
1577 memcpy(data, &ashort, sizeof( ashort ));
1578 data += sizeof( ashort );
1582 ashort = htons( AFPVOLSIG_DEFAULT );
1583 memcpy(data, &ashort, sizeof( ashort ));
1584 data += sizeof( ashort );
1587 case VOLPBIT_CDATE :
1588 aint = vol->v_ctime;
1589 memcpy(data, &aint, sizeof( aint ));
1590 data += sizeof( aint );
1593 case VOLPBIT_MDATE :
1594 if ( st->st_mtime > vol->v_mtime ) {
1595 vol->v_mtime = st->st_mtime;
1597 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1598 memcpy(data, &aint, sizeof( aint ));
1599 data += sizeof( aint );
1602 case VOLPBIT_BDATE :
1603 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1604 aint = AD_DATE_START;
1605 memcpy(data, &aint, sizeof( aint ));
1606 data += sizeof( aint );
1610 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1611 data += sizeof( vol->v_vid );
1614 case VOLPBIT_BFREE :
1615 bfree = htonl( bfree );
1616 memcpy(data, &bfree, sizeof( bfree ));
1617 data += sizeof( bfree );
1620 case VOLPBIT_BTOTAL :
1621 btotal = htonl( btotal );
1622 memcpy(data, &btotal, sizeof( btotal ));
1623 data += sizeof( btotal );
1626 #ifndef NO_LARGE_VOL_SUPPORT
1627 case VOLPBIT_XBFREE :
1628 xbfree = hton64( xbfree );
1629 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1630 bcopy(&xbfree, data, sizeof(xbfree));
1631 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1632 memcpy(data, &xbfree, sizeof( xbfree ));
1633 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1634 data += sizeof( xbfree );
1637 case VOLPBIT_XBTOTAL :
1638 xbtotal = hton64( xbtotal );
1639 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1640 bcopy(&xbtotal, data, sizeof(xbtotal));
1641 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1642 memcpy(data, &xbtotal, sizeof( xbtotal ));
1643 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1644 data += sizeof( xbfree );
1646 #endif /* ! NO_LARGE_VOL_SUPPORT */
1650 data += sizeof( u_int16_t );
1653 case VOLPBIT_BSIZE: /* block size */
1654 bsize = htonl(bsize);
1655 memcpy(data, &bsize, sizeof(bsize));
1656 data += sizeof(bsize);
1661 ad_close( &ad, ADFLAGS_HF );
1663 return( AFPERR_BITMAP );
1669 ashort = htons( data - buf );
1670 memcpy(nameoff, &ashort, sizeof( ashort ));
1671 /* name is always in mac charset */
1672 aint = ucs2_to_charset( vol->v_maccharset, vol->v_macname, data+1, AFPVOL_MACNAMELEN + 1);
1682 ad_close_metadata( &ad);
1684 *buflen = data - buf;
1688 /* ------------------------- */
1689 static int stat_vol(u_int16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
1695 if ( stat( vol->v_path, &st ) < 0 ) {
1697 return( AFPERR_PARAM );
1699 /* save the volume device number */
1700 vol->v_dev = st.st_dev;
1702 buflen = *rbuflen - sizeof( bitmap );
1703 if (( ret = getvolparams( bitmap, vol, &st,
1704 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1708 *rbuflen = buflen + sizeof( bitmap );
1709 bitmap = htons( bitmap );
1710 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1715 /* ------------------------------- */
1716 void load_volumes(AFPObj *obj)
1718 struct passwd *pwent;
1723 /* check files date */
1724 if (obj->options.defaultvol.loaded) {
1725 changed = volfile_changed(&obj->options.defaultvol);
1727 if (obj->options.systemvol.loaded) {
1728 changed |= volfile_changed(&obj->options.systemvol);
1730 if (obj->options.uservol.loaded) {
1731 changed |= volfile_changed(&obj->options.uservol);
1740 if (! ((DSI *)obj->handle)->child) {
1741 LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
1743 LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
1746 pwent = getpwnam(obj->username);
1747 if ( (obj->options.flags & OPTION_USERVOLFIRST) == 0 ) {
1748 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent);
1751 if ((*obj->username == '\0') || (obj->options.flags & OPTION_NOUSERVOL)) {
1752 readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent);
1755 * Read user's AppleVolumes or .AppleVolumes file
1756 * If neither are readable, read the default volumes file. if
1757 * that doesn't work, create a user share.
1759 if (obj->options.uservol.name) {
1760 free(obj->options.uservol.name);
1762 obj->options.uservol.name = strdup(pwent->pw_dir);
1763 if ( readvolfile(obj, &obj->options.uservol, "AppleVolumes", 1, pwent) < 0 &&
1764 readvolfile(obj, &obj->options.uservol, ".AppleVolumes", 1, pwent) < 0 &&
1765 readvolfile(obj, &obj->options.uservol, "applevolumes", 1, pwent) < 0 &&
1766 readvolfile(obj, &obj->options.uservol, ".applevolumes", 1, pwent) < 0 &&
1767 obj->options.defaultvol.name != NULL ) {
1768 if (readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent) < 0)
1769 creatvol(obj, pwent, pwent->pw_dir, NULL, NULL, 1);
1772 if ( obj->options.flags & OPTION_USERVOLFIRST ) {
1773 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent );
1776 if ( obj->options.closevol ) {
1779 for ( vol = Volumes; vol; vol = vol->v_next ) {
1780 if (vol->v_deleted && !vol->v_new ) {
1789 /* ------------------------------- */
1790 int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1803 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1804 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1807 if ( stat( volume->v_path, &st ) < 0 ) {
1808 LOG(log_info, logtype_afpd, "afp_getsrvrparms(%s): stat: %s",
1809 volume->v_path, strerror(errno) );
1810 continue; /* can't access directory */
1812 if (!S_ISDIR(st.st_mode)) {
1813 continue; /* not a dir */
1815 accessmode(volume->v_path, &ma, NULL, &st);
1816 if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
1817 continue; /* no r-x access */
1820 if (volume->v_hide) {
1821 continue; /* config file changed but the volume was mounted */
1824 if (utf8_encoding()) {
1825 len = ucs2_to_charset_allocate(CH_UTF8_MAC, &namebuf, volume->v_u8mname);
1827 len = ucs2_to_charset_allocate(obj->options.maccharset, &namebuf, volume->v_macname);
1830 if (len == (size_t)-1)
1833 /* set password bit if there's a volume password */
1834 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1836 /* Apple 2 clients running ProDOS-8 expect one volume to have
1837 bit 0 of this byte set. They will not recognize anything
1838 on the server unless this is the case. I have not
1839 completely worked this out, but it's related to booting
1840 from the server. Support for that function is a ways
1841 off.. <shirsch@ibm.net> */
1842 *data |= (volume->v_flags & AFPVOL_A2VOL) ? AFPSRVR_CONFIGINFO : 0;
1843 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1845 memcpy(data, namebuf, len );
1851 *rbuflen = data - rbuf;
1853 if ( gettimeofday( &tv, NULL ) < 0 ) {
1854 LOG(log_error, logtype_afpd, "afp_getsrvrparms(%s): gettimeofday: %s", volume->v_path, strerror(errno) );
1856 return AFPERR_PARAM;
1858 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1859 memcpy(data, &tv.tv_sec, sizeof( u_int32_t));
1860 data += sizeof( u_int32_t);
1865 /* ------------------------- */
1866 static int volume_codepage(AFPObj *obj, struct vol *volume)
1868 struct charset_functions *charset;
1871 if (!volume->v_volcodepage)
1872 volume->v_volcodepage = strdup("UTF8");
1874 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1875 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1879 if ( NULL == (charset = find_charset_functions(volume->v_volcodepage)) || charset->flags & CHARSET_ICONV ) {
1880 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1883 if (!volume->v_maccodepage)
1884 volume->v_maccodepage = strdup(obj->options.maccodepage);
1886 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1887 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1891 if ( NULL == ( charset = find_charset_functions(volume->v_maccodepage)) || ! (charset->flags & CHARSET_CLIENT) ) {
1892 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1895 volume->v_kTextEncoding = htonl(charset->kTextEncoding);
1899 /* ------------------------- */
1900 static int volume_openDB(struct vol *volume)
1904 if ((volume->v_flags & AFPVOL_NODEV)) {
1905 flags |= CNID_FLAG_NODEV;
1908 if (volume->v_cnidscheme == NULL) {
1909 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1910 LOG(log_info, logtype_afpd, "Volume %s use CNID scheme %s.",
1911 volume->v_path, volume->v_cnidscheme);
1914 LOG(log_info, logtype_afpd, "CNID server: %s:%s",
1915 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1916 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1919 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
1921 /* Legacy pre 2.1 way of sharing eg CD-ROM */
1922 if (strcmp(volume->v_cnidscheme, "last") == 0) {
1923 /* "last" is gone. We support it by switching to in-memory "tdb" */
1924 volume->v_cnidscheme = strdup("tdb");
1925 flags |= CNID_FLAG_MEMORY;
1928 /* New way of sharing CD-ROM */
1929 if (volume->v_flags & AFPVOL_CDROM) {
1930 flags |= CNID_FLAG_MEMORY;
1931 if (strcmp(volume->v_cnidscheme, "tdb") != 0) {
1932 free(volume->v_cnidscheme);
1933 volume->v_cnidscheme = strdup("tdb");
1934 LOG(log_info, logtype_afpd, "Volume %s is ejectable, switching to scheme %s.",
1935 volume->v_path, volume->v_cnidscheme);
1940 volume->v_cdb = cnid_open(volume->v_dbpath ? volume->v_dbpath : volume->v_path,
1942 volume->v_cnidscheme,
1944 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1945 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1947 if ( ! volume->v_cdb && ! (flags & CNID_FLAG_MEMORY)) {
1948 /* The first attempt failed and it wasn't yet an attempt to open in-memory */
1949 LOG(log_error, logtype_afpd, "Can't open volume \"%s\" CNID backend \"%s\" ",
1950 volume->v_path, volume->v_cnidscheme);
1951 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
1953 flags |= CNID_FLAG_MEMORY;
1954 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, "tdb", flags, NULL, NULL);
1956 /* kill ourself with SIGUSR2 aka msg pending */
1957 if (volume->v_cdb) {
1958 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
1959 "Check server messages for details!");
1960 kill(getpid(), SIGUSR2);
1961 /* deactivate cnid caching/storing in AppleDouble files */
1962 volume->v_flags &= ~AFPVOL_CACHE;
1967 return (!volume->v_cdb)?-1:0;
1971 Check if the underlying filesystem supports EAs for ea:sys volumes.
1972 If not, switch to ea:ad.
1973 As we can't check (requires write access) on ro-volumes, we switch ea:auto
1974 volumes that are options:ro to ea:none.
1976 static void check_ea_sys_support(struct vol *vol)
1978 uid_t process_uid = 0;
1979 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
1980 const char *eacontent = "yes";
1982 if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
1984 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
1985 LOG(log_info, logtype_logger, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
1986 vol->v_vfs_ea = AFPVOL_EA_NONE;
1992 process_uid = geteuid();
1994 if (seteuid(0) == -1) {
1995 LOG(log_error, logtype_logger, "check_ea_sys_support: can't seteuid(0): %s", strerror(errno));
1999 if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
2000 sys_removexattr(vol->v_path, eaname);
2001 vol->v_vfs_ea = AFPVOL_EA_SYS;
2003 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
2005 vol->v_vfs_ea = AFPVOL_EA_AD;
2009 if (seteuid(process_uid) == -1) {
2010 LOG(log_error, logtype_logger, "can't seteuid back %s", strerror(errno));
2017 /* -------------------------
2018 * we are the user here
2020 int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2031 char path[ MAXPATHLEN + 1];
2037 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2038 bitmap = ntohs( bitmap );
2039 ibuf += sizeof( bitmap );
2042 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
2043 return AFPERR_BITMAP;
2046 len = (unsigned char)*ibuf++;
2047 volname = obj->oldtmp;
2049 if ((volname_tmp = strchr(volname,'+')) != NULL)
2050 volname = volname_tmp+1;
2052 if (utf8_encoding()) {
2053 namelen = convert_string(CH_UTF8_MAC, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2055 namelen = convert_string(obj->options.maccharset, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2058 if ( namelen <= 0) {
2059 return AFPERR_PARAM;
2063 if ((len + 1) & 1) /* pad to an even boundary */
2068 for ( volume = Volumes; volume; volume = volume->v_next ) {
2069 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
2074 if ( volume == NULL ) {
2075 return AFPERR_PARAM;
2078 /* check for a volume password */
2079 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
2080 return AFPERR_ACCESS;
2083 if (( volume->v_flags & AFPVOL_OPEN ) ) {
2084 /* the volume is already open */
2086 set_uidgid ( volume );
2088 return stat_vol(bitmap, volume, rbuf, rbuflen);
2091 if (volume->v_root_preexec) {
2092 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
2093 LOG(log_error, logtype_afpd, "afp_openvol(%s): root preexec : %d", volume->v_path, ret );
2099 set_uidgid ( volume );
2102 if (volume->v_preexec) {
2103 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
2104 LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret );
2109 if ( stat( volume->v_path, &st ) < 0 ) {
2110 return AFPERR_PARAM;
2113 if ( chdir( volume->v_path ) < 0 ) {
2114 return AFPERR_PARAM;
2117 if ( NULL == getcwd(path, MAXPATHLEN)) {
2118 /* shouldn't be fatal but it will fail later */
2119 LOG(log_error, logtype_afpd, "afp_openvol(%s): volume pathlen too long", volume->v_path);
2123 /* Normalize volume path */
2124 #ifdef REALPATH_TAKES_NULL
2125 if ((volume->v_path = realpath(path, NULL)) == NULL)
2128 if ((volume->v_path = malloc(MAXPATHLEN+1)) == NULL)
2130 if (realpath(path, volume->v_path) == NULL) {
2131 free(volume->v_path);
2134 /* Safe some memory */
2136 if ((tmp = strdup(volume->v_path)) == NULL) {
2137 free(volume->v_path);
2140 free(volume->v_path);
2141 volume->v_path = tmp;
2144 if (volume_codepage(obj, volume) < 0) {
2149 /* initialize volume variables
2152 if (utf8_encoding()) {
2153 volume->max_filename = 255;
2156 volume->max_filename = MACFILELEN;
2159 volume->v_flags |= AFPVOL_OPEN;
2160 volume->v_cdb = NULL;
2162 if (utf8_encoding()) {
2163 len = convert_string_allocate(CH_UCS2, CH_UTF8_MAC, volume->v_u8mname, namelen, &vol_mname);
2165 len = convert_string_allocate(CH_UCS2, obj->options.maccharset, volume->v_macname, namelen, &vol_mname);
2167 if ( !vol_mname || len <= 0) {
2172 if ((vol_uname = strrchr(path, '/')) == NULL)
2174 else if (*(vol_uname + 1) != '\0')
2177 if ((dir = dir_new(vol_mname,
2182 bfromcstr(volume->v_path),
2186 LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) );
2191 volume->v_root = dir;
2194 if (volume_openDB(volume) < 0) {
2195 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID or invalid CNID backend for %s: %s",
2196 volume->v_path, volume->v_cnidscheme);
2201 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
2202 if (ret == AFP_OK) {
2204 if (!(volume->v_flags & AFPVOL_RO)) {
2205 handle_special_folders( volume );
2207 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
2208 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
2212 * If you mount a volume twice, the second time the trash appears on
2213 * the desk-top. That's because the Mac remembers the DID for the
2214 * trash (even for volumes in different zones, on different servers).
2215 * Just so this works better, we prime the DID cache with the trash,
2216 * fixing the trash at DID 17.
2217 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
2219 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2221 /* FIXME find db time stamp */
2222 if (cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp)) < 0) {
2223 LOG (log_error, logtype_afpd,
2224 "afp_openvol(%s): Fatal error: Unable to get stamp value from CNID backend",
2232 cname( volume, volume->v_root, &p );
2238 if (volume->v_root) {
2239 dir_free( volume->v_root );
2240 volume->v_root = NULL;
2243 volume->v_flags &= ~AFPVOL_OPEN;
2244 if (volume->v_cdb != NULL) {
2245 cnid_close(volume->v_cdb);
2246 volume->v_cdb = NULL;
2252 /* ------------------------- */
2253 static void closevol(struct vol *vol)
2258 dir_free( vol->v_root );
2260 if (vol->v_cdb != NULL) {
2261 cnid_close(vol->v_cdb);
2265 if (vol->v_postexec) {
2266 afprun(0, vol->v_postexec, NULL);
2268 if (vol->v_root_postexec) {
2269 afprun(1, vol->v_root_postexec, NULL);
2273 /* ------------------------- */
2274 void close_all_vol(void)
2278 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2279 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2280 ovol->v_flags &= ~AFPVOL_OPEN;
2286 /* ------------------------- */
2287 static void deletevol(struct vol *vol)
2291 vol->v_flags &= ~AFPVOL_OPEN;
2292 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2293 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2297 if ( ovol != NULL ) {
2298 /* Even if chdir fails, we can't say afp_closevol fails. */
2299 if ( chdir( ovol->v_path ) == 0 ) {
2300 curdir = ovol->v_root;
2305 if (vol->v_deleted) {
2306 showvol(vol->v_name);
2313 /* ------------------------- */
2314 int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2321 memcpy(&vid, ibuf, sizeof( vid ));
2322 if (NULL == ( vol = getvolbyvid( vid )) ) {
2323 return( AFPERR_PARAM );
2332 /* ------------------------- */
2333 struct vol *getvolbyvid(const u_int16_t vid )
2337 for ( vol = Volumes; vol; vol = vol->v_next ) {
2338 if ( vid == vol->v_vid ) {
2342 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
2348 #endif /* FORCE_UIDGID */
2355 /* ------------------------ */
2356 static int ext_cmp_key(const void *key, const void *obj)
2358 const char *p = key;
2359 const struct extmap *em = obj;
2360 return strdiacasecmp(p, em->em_ext);
2362 struct extmap *getextmap(const char *path)
2367 if (!Extmap_cnt || NULL == ( p = strrchr( path, '.' )) ) {
2368 return( Defextmap );
2372 return( Defextmap );
2374 em = bsearch(p, Extmap, Extmap_cnt, sizeof(struct extmap), ext_cmp_key);
2378 return( Defextmap );
2382 /* ------------------------- */
2383 struct extmap *getdefextmap(void)
2385 return( Defextmap );
2388 /* --------------------------
2389 poll if a volume is changed by other processes.
2391 0 no attention msg sent
2392 1 attention msg sent
2393 -1 error (socket closed)
2395 Note: if attention return -1 no packet has been
2396 sent because the buffer is full, we don't care
2397 either there's no reader or there's a lot of
2398 traffic and another pollvoltime will follow
2400 int pollvoltime(AFPObj *obj)
2407 if (!(afp_version > 21 && obj->options.server_notif))
2410 if ( gettimeofday( &tv, NULL ) < 0 )
2413 for ( vol = Volumes; vol; vol = vol->v_next ) {
2414 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
2415 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
2416 vol->v_mtime = st.st_mtime;
2417 if (!obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
2426 /* ------------------------- */
2427 void setvoltime(AFPObj *obj, struct vol *vol)
2431 /* just looking at vol->v_mtime is broken seriously since updates
2432 * from other users afpd processes never are seen.
2433 * This is not the most elegant solution (a shared memory between
2434 * the afpd processes would come closer)
2437 if ( gettimeofday( &tv, NULL ) < 0 ) {
2438 LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) );
2441 if( utime( vol->v_path, NULL ) < 0 ) {
2442 /* write of time failed ... probably a read only filesys,
2443 * where no other users can interfere, so there's no issue here
2447 /* a little granularity */
2448 if (vol->v_mtime < tv.tv_sec) {
2449 vol->v_mtime = tv.tv_sec;
2450 /* or finder doesn't update free space
2451 * AFP 3.2 and above clients seem to be ok without so many notification
2453 if (afp_version < 32 && obj->options.server_notif) {
2454 obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
2459 /* ------------------------- */
2460 int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
2463 u_int16_t vid, bitmap;
2466 memcpy(&vid, ibuf, sizeof( vid ));
2467 ibuf += sizeof( vid );
2468 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2469 bitmap = ntohs( bitmap );
2471 if (NULL == ( vol = getvolbyvid( vid )) ) {
2473 return( AFPERR_PARAM );
2476 return stat_vol(bitmap, vol, rbuf, rbuflen);
2479 /* ------------------------- */
2480 int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2484 u_int16_t vid, bitmap;
2490 memcpy(&vid, ibuf, sizeof( vid ));
2491 ibuf += sizeof( vid );
2492 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2493 bitmap = ntohs( bitmap );
2494 ibuf += sizeof(bitmap);
2496 if (( vol = getvolbyvid( vid )) == NULL ) {
2497 return( AFPERR_PARAM );
2500 if ((vol->v_flags & AFPVOL_RO))
2501 return AFPERR_VLOCK;
2503 /* we can only set the backup date. */
2504 if (bitmap != (1 << VOLPBIT_BDATE))
2505 return AFPERR_BITMAP;
2507 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2508 if ( ad_open( vol->v_path, ADFLAGS_HF|ADFLAGS_DIR, O_RDWR,
2511 return AFPERR_VLOCK;
2513 return AFPERR_ACCESS;
2516 memcpy(&aint, ibuf, sizeof(aint));
2517 ad_setdate(&ad, AD_DATE_BACKUP, aint);
2519 ad_close(&ad, ADFLAGS_HF);
2523 /* ------------------------- */
2524 int wincheck(const struct vol *vol, const char *path)
2528 if (!(vol->v_flags & AFPVOL_MSWINDOWS))
2531 /* empty paths are not allowed */
2532 if ((len = strlen(path)) == 0)
2535 /* leading or trailing whitespaces are not allowed, carriage returns
2536 * and probably other whitespace is okay, tabs are not allowed
2538 if ((path[0] == ' ') || (path[len-1] == ' '))
2541 /* certain characters are not allowed */
2542 if (strpbrk(path, MSWINDOWS_BADCHARS))
2545 /* everything else is okay */
2551 * precreate a folder
2552 * this is only intended for folders in the volume root
2553 * It will *not* work if the folder name contains extended characters
2555 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2564 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2566 LOG(log_error, logtype_afpd,"malloc failed");
2570 q=strdup(folder->name);
2572 LOG(log_error, logtype_afpd,"malloc failed");
2576 strcpy(p, vol->v_path);
2581 if ((vol->v_casefold & AFPVOL_MTOUUPPER))
2583 else if ((vol->v_casefold & AFPVOL_MTOULOWER))
2589 if ( (ret = stat( p, &st )) < 0 ) {
2590 if (folder->precreate) {
2591 if (ad_mkdir(p, folder->mode)) {
2592 LOG(log_debug, logtype_afpd,"Creating '%s' failed in %s: %s", p, vol->v_path, strerror(errno));
2601 if ( !ret && folder->hide) {
2603 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2604 if (ad_open_metadata( p, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
2610 ad_setname(&ad, folder->name);
2612 ad_getattr(&ad, &attr);
2613 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2614 ad_setattr(&ad, attr);
2616 /* do the same with the finder info */
2617 if (ad_entry(&ad, ADEID_FINDERI)) {
2618 memcpy(&attr, ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF, sizeof(attr));
2619 attr |= htons(FINDERINFO_INVISIBLE);
2620 memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr));
2624 ad_close_metadata( &ad);
2631 static void handle_special_folders (const struct vol * vol)
2633 const _special_folder *p = &special_folders[0];
2635 if ((vol->v_flags & AFPVOL_RO))
2638 for (; p->name != NULL; p++) {
2639 create_special_folder (vol, p);
2643 const struct vol *getvolumes(void)
2648 void unload_volumes_and_extmap(void)
2650 LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
2656 * Get a volumes UUID from the config file.
2657 * If there is none, it is generated and stored there.
2659 * Returns pointer to allocated storage on success, NULL on error.
2661 char *get_uuid(const AFPObj *obj, const char *volname)
2664 char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
2666 struct stat tmpstat;
2669 if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
2670 /* scan in the conf file */
2671 while (fgets(buf, sizeof(buf), fp) != NULL) {
2673 while (p && isblank(*p))
2675 if (!p || (*p == '#') || (*p == '\n'))
2676 continue; /* invalid line */
2679 if ((volname_conf = strtok( p, "\"" )) == NULL)
2680 continue; /* syntax error */
2682 if ((volname_conf = strtok( p, " \t" )) == NULL)
2683 continue; /* syntax error: invalid name */
2685 p = strchr(p, '\0');
2688 continue; /* syntax error */
2690 if (strcmp(volname, volname_conf) != 0)
2691 continue; /* another volume name */
2693 while (p && isblank(*p))
2696 if (sscanf(p, "%36s", uuid) == 1 ) {
2697 for (int i=0; uuid[i]; i++)
2698 uuid[i] = toupper(uuid[i]);
2699 LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
2701 return strdup(uuid);
2709 /* not found or no file, reopen in append mode */
2711 if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
2712 if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
2713 LOG(log_error, logtype_atalkd, "ERROR: Cannot create %s (%s).",
2714 obj->options.uuidconf, strerror(errno));
2717 if (( fp = fdopen( fd, "w" )) == NULL ) {
2718 LOG(log_error, logtype_atalkd, "ERROR: Cannot fdopen %s (%s).",
2719 obj->options.uuidconf, strerror(errno));
2723 } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
2724 LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
2725 obj->options.uuidconf, strerror(errno));
2728 fseek(fp, 0L, SEEK_END);
2729 if(ftell(fp) == 0) { /* size = 0 */
2730 fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
2731 fprintf(fp, "# This file is auto-generated by afpd\n");
2732 fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
2734 fseek(fp, -1L, SEEK_END);
2735 if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
2738 /* generate uuid and write to file */
2741 uuid_unparse(id, uuid);
2742 for (int i=0; uuid[i]; i++)
2743 uuid[i] = toupper(uuid[i]);
2744 LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, uuid);
2746 fprintf(fp, "\"%s\"\t%36s\n", volname, uuid);
2749 return strdup(uuid);