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>
48 #include <atalk/bstrlib.h>
49 #include <atalk/bstradd.h>
52 #include <atalk/cnid.h>
56 #include "directory.h"
65 extern int afprun(int root, char *cmd, int *outfd);
68 #define MIN(a, b) ((a) < (b) ? (a) : (b))
71 #ifndef UUID_PRINTABLE_STRING_LENGTH
72 #define UUID_PRINTABLE_STRING_LENGTH 37
76 struct vol *current_vol; /* last volume from getvolbyvid() */
78 static struct vol *Volumes = NULL;
79 static u_int16_t lastvid = 0;
80 static char *Trash = "\02\024Network Trash Folder";
82 static struct extmap *Extmap = NULL, *Defextmap = NULL;
83 static int Extmap_cnt;
84 static void free_extmap(void);
86 #define VOLOPT_ALLOW 0 /* user allow list */
87 #define VOLOPT_DENY 1 /* user deny list */
88 #define VOLOPT_RWLIST 2 /* user rw list */
89 #define VOLOPT_ROLIST 3 /* user ro list */
90 #define VOLOPT_PASSWORD 4 /* volume password */
91 #define VOLOPT_CASEFOLD 5 /* character case mangling */
92 #define VOLOPT_FLAGS 6 /* various flags */
93 #define VOLOPT_DBPATH 7 /* path to database */
94 #define VOLOPT_LIMITSIZE 8 /* Limit the size of the volume */
96 #define VOLOPT_VETO 10 /* list of veto filespec */
97 #define VOLOPT_PREEXEC 11 /* preexec command */
98 #define VOLOPT_ROOTPREEXEC 12 /* root preexec command */
99 #define VOLOPT_POSTEXEC 13 /* postexec command */
100 #define VOLOPT_ROOTPOSTEXEC 14 /* root postexec command */
101 #define VOLOPT_ENCODING 15 /* mac encoding (pre OSX)*/
102 #define VOLOPT_MACCHARSET 16
103 #define VOLOPT_CNIDSCHEME 17
104 #define VOLOPT_ADOUBLE 18 /* adouble version */
110 #define VOLOPT_FORCEUID 19 /* force uid for username x */
111 #define VOLOPT_FORCEGID 20 /* force gid for group x */
112 #endif /* FORCE_UIDGID */
114 #define VOLOPT_UMASK 21
115 #define VOLOPT_ALLOWED_HOSTS 22
116 #define VOLOPT_DENIED_HOSTS 23
117 #define VOLOPT_DPERM 24 /* dperm default directories perms */
118 #define VOLOPT_FPERM 25 /* fperm default files perms */
119 #define VOLOPT_DFLTPERM 26 /* perm */
120 #define VOLOPT_EA_VFS 27 /* Extended Attributes vfs indirection */
121 #define VOLOPT_CNIDSERVER 28 /* CNID Server ip address*/
122 #define VOLOPT_CNIDPORT 30 /* CNID server tcp port */
124 #define VOLOPT_MAX 31 /* <== IMPORTANT !!!!!! */
125 #define VOLOPT_NUM (VOLOPT_MAX + 1)
128 #define VOLOPT_DEFAULT ":DEFAULT:"
129 #define VOLOPT_DEFAULT_LEN 9
136 typedef struct _special_folder {
143 static const _special_folder special_folders[] = {
144 {"Network Trash Folder", 1, 0777, 1},
145 {"Temporary Items", 1, 0777, 1},
146 {".AppleDesktop", 1, 0777, 0},
148 {"TheFindByContentFolder", 0, 0, 1},
149 {"TheVolumeSettingsFolder", 0, 0, 1},
153 /* Forward declarations */
154 static void handle_special_folders (const struct vol *);
155 static void deletevol(struct vol *vol);
156 static void volume_free(struct vol *vol);
157 static void check_ea_sys_support(struct vol *vol);
158 static char *get_vol_uuid(const AFPObj *obj, const char *volname);
159 static int readvolfile(AFPObj *obj, struct afp_volume_name *p1,char *p2, int user, struct passwd *pwent);
161 static void volfree(struct vol_option *options, const struct vol_option *save)
166 for (i = 0; i < VOLOPT_MAX; i++) {
167 if (options[i].c_value && (options[i].c_value != save[i].c_value))
168 free(options[i].c_value);
171 for (i = 0; i < VOLOPT_MAX; i++) {
172 if (options[i].c_value)
173 free(options[i].c_value);
179 #define is_var(a, b) (strncmp((a), (b), 2) == 0)
182 * Handle variable substitutions. here's what we understand:
183 * $b -> basename of path
184 * $c -> client ip/appletalk address
185 * $d -> volume pathname on server
186 * $f -> full name (whatever's in the gecos field)
189 * $i -> client ip/appletalk address without port
190 * $s -> server name (hostname if it doesn't exist)
191 * $u -> username (guest is usually nobody)
192 * $v -> volume name or basename if null
193 * $z -> zone (may not exist)
196 * This get's called from readvolfile with
197 * path = NULL, volname = NULL for xlating the volumes path
198 * path = path, volname = NULL for xlating the volumes name
199 * ... and from volumes options parsing code when xlating eg dbpath with
200 * path = path, volname = volname
202 * Using this information we can reject xlation of any variable depeninding on a login
203 * context which is not given in the afp master, where we must evaluate this whole stuff
204 * too for the Zeroconf announcements.
206 static char *volxlate(AFPObj *obj,
219 int xlatevolname = 0;
221 if (parent_or_child == 0)
224 if (path && !volname)
232 dest = calloc(destlen +1, 1);
238 strlcpy(dest, src, destlen +1);
239 if ((p = strchr(src, '$')) == NULL) /* nothing to do */
242 /* first part of the path. just forward to the next variable. */
243 len = MIN((size_t)(p - src), destlen);
249 while (p && destlen > 0) {
250 /* now figure out what the variable is */
252 if (is_var(p, "$b")) {
253 if (afpmaster && xlatevolname)
256 if ((q = strrchr(path, '/')) == NULL)
258 else if (*(q + 1) != '\0')
261 } else if (is_var(p, "$c")) {
262 if (afpmaster && xlatevolname)
264 if (obj->proto == AFPPROTO_ASP) {
265 ASP asp = obj->handle;
267 len = sprintf(dest, "%u.%u", ntohs(asp->asp_sat.sat_addr.s_net),
268 asp->asp_sat.sat_addr.s_node);
272 } else if (obj->proto == AFPPROTO_DSI) {
273 DSI *dsi = obj->handle;
274 len = sprintf(dest, "%s:%u",
275 getip_string((struct sockaddr *)&dsi->client),
276 getip_port((struct sockaddr *)&dsi->client));
280 } else if (is_var(p, "$d")) {
281 if (afpmaster && xlatevolname)
284 } else if (pwd && is_var(p, "$f")) {
285 if (afpmaster && xlatevolname)
287 if ((r = strchr(pwd->pw_gecos, ',')))
290 } else if (pwd && is_var(p, "$g")) {
291 if (afpmaster && xlatevolname)
293 struct group *grp = getgrgid(pwd->pw_gid);
296 } else if (is_var(p, "$h")) {
297 q = obj->options.hostname;
298 } else if (is_var(p, "$i")) {
299 if (afpmaster && xlatevolname)
301 if (obj->proto == AFPPROTO_ASP) {
302 ASP asp = obj->handle;
304 len = sprintf(dest, "%u", ntohs(asp->asp_sat.sat_addr.s_net));
308 } else if (obj->proto == AFPPROTO_DSI) {
309 DSI *dsi = obj->handle;
310 q = getip_string((struct sockaddr *)&dsi->client);
312 } else if (is_var(p, "$s")) {
315 else if (obj->options.server) {
316 q = obj->options.server;
318 q = obj->options.hostname;
319 } else if (obj->username && is_var(p, "$u")) {
320 if (afpmaster && xlatevolname)
323 if ( obj->options.ntseparator && (sep = strchr(obj->username, obj->options.ntseparator[0])) != NULL)
327 } else if (is_var(p, "$v")) {
328 if (afpmaster && xlatevolname)
334 if ((q = strrchr(path, '/')) == NULL)
336 else if (*(q + 1) != '\0')
339 } else if (is_var(p, "$z")) {
341 } else if (is_var(p, "$$")) {
346 /* copy the stuff over. if we don't understand something that we
347 * should, just skip it over. */
349 len = MIN(p == q ? 2 : strlen(q), destlen);
350 strncpy(dest, q, len);
355 /* stuff up to next $ */
357 p = strchr(src, '$');
358 len = p ? MIN((size_t)(p - src), destlen) : destlen;
360 strncpy(dest, src, len);
368 /* to make sure that val is valid, make sure to select an opt that
370 static int optionok(const char *buf, const char *opt, const char *val)
372 if (!strstr(buf,opt))
380 /* -------------------- */
381 static void setoption(struct vol_option *options, struct vol_option *save, int opt, const char *val)
383 if (options[opt].c_value && (!save || options[opt].c_value != save[opt].c_value))
384 free(options[opt].c_value);
385 options[opt].c_value = strdup(val + 1);
388 /* ------------------------------------------
389 handle all the options. tmp can't be NULL. */
390 static void volset(struct vol_option *options, struct vol_option *save,
391 char *volname, int vlen,
396 val = strchr(tmp, ':');
398 /* we'll assume it's a volume name. */
399 strncpy(volname, tmp, vlen);
404 LOG(log_debug, logtype_afpd, "Parsing volset %s", val);
406 if (optionok(tmp, "allow:", val)) {
407 setoption(options, save, VOLOPT_ALLOW, val);
409 } else if (optionok(tmp, "deny:", val)) {
410 setoption(options, save, VOLOPT_DENY, val);
412 } else if (optionok(tmp, "rwlist:", val)) {
413 setoption(options, save, VOLOPT_RWLIST, val);
415 } else if (optionok(tmp, "rolist:", val)) {
416 setoption(options, save, VOLOPT_ROLIST, val);
418 } else if (optionok(tmp, "codepage:", val)) {
419 LOG (log_error, logtype_afpd, "The old codepage system has been removed. Please make sure to read the documentation !!!!");
420 /* Make sure we don't screw anything */
422 } else if (optionok(tmp, "volcharset:", val)) {
423 setoption(options, save, VOLOPT_ENCODING, val);
424 } else if (optionok(tmp, "maccharset:", val)) {
425 setoption(options, save, VOLOPT_MACCHARSET, val);
426 } else if (optionok(tmp, "veto:", val)) {
427 setoption(options, save, VOLOPT_VETO, val);
428 } else if (optionok(tmp, "cnidscheme:", val)) {
429 setoption(options, save, VOLOPT_CNIDSCHEME, val);
430 } else if (optionok(tmp, "casefold:", val)) {
431 if (strcasecmp(val + 1, "tolower") == 0)
432 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMLOWER;
433 else if (strcasecmp(val + 1, "toupper") == 0)
434 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMUPPER;
435 else if (strcasecmp(val + 1, "xlatelower") == 0)
436 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UUPPERMLOWER;
437 else if (strcasecmp(val + 1, "xlateupper") == 0)
438 options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER;
439 } else if (optionok(tmp, "adouble:", val)) {
440 if (strcasecmp(val + 1, "v1") == 0)
441 options[VOLOPT_ADOUBLE].i_value = AD_VERSION1;
442 #if AD_VERSION == AD_VERSION2
443 else if (strcasecmp(val + 1, "v2") == 0)
444 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
445 else if (strcasecmp(val + 1, "osx") == 0)
446 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2_OSX;
447 else if (strcasecmp(val + 1, "sfm") == 0)
448 options[VOLOPT_ADOUBLE].i_value = AD_VERSION1_SFM;
450 } else if (optionok(tmp, "options:", val)) {
453 if ((p = strtok(val + 1, ",")) == NULL) /* nothing */
457 if (strcasecmp(p, "prodos") == 0)
458 options[VOLOPT_FLAGS].i_value |= AFPVOL_A2VOL;
459 else if (strcasecmp(p, "mswindows") == 0) {
460 options[VOLOPT_FLAGS].i_value |= AFPVOL_MSWINDOWS | AFPVOL_USEDOTS;
461 } else if (strcasecmp(p, "crlf") == 0)
462 options[VOLOPT_FLAGS].i_value |= AFPVOL_CRLF;
463 else if (strcasecmp(p, "noadouble") == 0)
464 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOADOUBLE;
465 else if (strcasecmp(p, "ro") == 0)
466 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
467 else if (strcasecmp(p, "nohex") == 0)
468 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
469 else if (strcasecmp(p, "usedots") == 0)
470 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
471 else if (strcasecmp(p, "invisibledots") == 0)
472 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS | AFPVOL_INV_DOTS;
473 else if (strcasecmp(p, "limitsize") == 0)
474 options[VOLOPT_FLAGS].i_value |= AFPVOL_LIMITSIZE;
475 /* support for either "dropbox" or "dropkludge" */
476 else if (strcasecmp(p, "dropbox") == 0)
477 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
478 else if (strcasecmp(p, "dropkludge") == 0)
479 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
480 else if (strcasecmp(p, "nofileid") == 0)
481 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOFILEID;
482 else if (strcasecmp(p, "nostat") == 0)
483 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
484 else if (strcasecmp(p, "preexec_close") == 0)
485 options[VOLOPT_PREEXEC].i_value = 1;
486 else if (strcasecmp(p, "root_preexec_close") == 0)
487 options[VOLOPT_ROOTPREEXEC].i_value = 1;
488 else if (strcasecmp(p, "upriv") == 0)
489 options[VOLOPT_FLAGS].i_value |= AFPVOL_UNIX_PRIV;
490 else if (strcasecmp(p, "nodev") == 0)
491 options[VOLOPT_FLAGS].i_value |= AFPVOL_NODEV;
492 else if (strcasecmp(p, "caseinsensitive") == 0)
493 options[VOLOPT_FLAGS].i_value |= AFPVOL_CASEINSEN;
494 else if (strcasecmp(p, "illegalseq") == 0)
495 options[VOLOPT_FLAGS].i_value |= AFPVOL_EILSEQ;
496 else if (strcasecmp(p, "nocnidcache") == 0)
497 options[VOLOPT_FLAGS].i_value &= ~AFPVOL_CACHE;
498 else if (strcasecmp(p, "tm") == 0)
499 options[VOLOPT_FLAGS].i_value |= AFPVOL_TM;
500 else if (strcasecmp(p, "searchdb") == 0)
501 options[VOLOPT_FLAGS].i_value |= AFPVOL_SEARCHDB;
502 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
504 else if (strcasecmp(p, "cdrom") == 0)
505 options[VOLOPT_FLAGS].i_value |= AFPVOL_CDROM | AFPVOL_RO;
507 p = strtok(NULL, ",");
510 } else if (optionok(tmp, "cnidserver:", val)) {
511 setoption(options, save, VOLOPT_CNIDSERVER, val);
513 char *p = strrchr(val + 1, ':');
516 setoption(options, save, VOLOPT_CNIDPORT, p);
519 LOG(log_debug, logtype_afpd, "CNID Server for volume '%s': %s:%s",
520 volname, val + 1, p ? p + 1 : Cnid_port);
522 } else if (optionok(tmp, "dbpath:", val)) {
523 setoption(options, save, VOLOPT_DBPATH, val);
525 } else if (optionok(tmp, "umask:", val)) {
526 options[VOLOPT_UMASK].i_value = (int)strtol(val +1, NULL, 8);
527 } else if (optionok(tmp, "dperm:", val)) {
528 options[VOLOPT_DPERM].i_value = (int)strtol(val+1, NULL, 8);
529 } else if (optionok(tmp, "fperm:", val)) {
530 options[VOLOPT_FPERM].i_value = (int)strtol(val+1, NULL, 8);
531 } else if (optionok(tmp, "perm:", val)) {
532 options[VOLOPT_DFLTPERM].i_value = (int)strtol(val+1, NULL, 8);
533 } else if (optionok(tmp, "password:", val)) {
534 setoption(options, save, VOLOPT_PASSWORD, val);
538 /* this code allows forced uid/gid per volume settings */
539 } else if (optionok(tmp, "forceuid:", val)) {
540 setoption(options, save, VOLOPT_FORCEUID, val);
541 } else if (optionok(tmp, "forcegid:", val)) {
542 setoption(options, save, VOLOPT_FORCEGID, val);
544 #endif /* FORCE_UIDGID */
545 } else if (optionok(tmp, "root_preexec:", val)) {
546 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
548 } else if (optionok(tmp, "preexec:", val)) {
549 setoption(options, save, VOLOPT_PREEXEC, val);
551 } else if (optionok(tmp, "root_postexec:", val)) {
552 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
554 } else if (optionok(tmp, "postexec:", val)) {
555 setoption(options, save, VOLOPT_POSTEXEC, val);
557 } else if (optionok(tmp, "allowed_hosts:", val)) {
558 setoption(options, save, VOLOPT_ALLOWED_HOSTS, val);
560 } else if (optionok(tmp, "denied_hosts:", val)) {
561 setoption(options, save, VOLOPT_DENIED_HOSTS, val);
563 } else if (optionok(tmp, "ea:", val)) {
564 if (strcasecmp(val + 1, "ad") == 0)
565 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AD;
566 else if (strcasecmp(val + 1, "sys") == 0)
567 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_SYS;
568 else if (strcasecmp(val + 1, "none") == 0)
569 options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_NONE;
571 } else if (optionok(tmp, "volsizelimit:", val)) {
572 options[VOLOPT_LIMITSIZE].i_value = (uint32_t)strtoul(val + 1, NULL, 10);
575 /* ignore unknown options */
576 LOG(log_debug, logtype_afpd, "ignoring unknown volume option: %s", tmp);
581 /* ----------------- */
582 static void showvol(const ucs2_t *name)
585 for ( volume = Volumes; volume; volume = volume->v_next ) {
586 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
593 /* ------------------------------- */
594 static int creatvol(AFPObj *obj, struct passwd *pwd,
595 char *path, char *name,
596 struct vol_option *options,
597 const int user /* user defined volume */
601 int suffixlen, vlen, tmpvlen, u8mvlen, macvlen;
603 char tmpname[AFPVOL_U8MNAMELEN+1];
604 ucs2_t u8mtmpname[(AFPVOL_U8MNAMELEN+1)*2], mactmpname[(AFPVOL_MACNAMELEN+1)*2];
605 char suffix[6]; /* max is #FFFF */
608 LOG(log_debug, logtype_afpd, "createvol: Volume '%s'", name);
610 if ( name == NULL || *name == '\0' ) {
611 if ((name = strrchr( path, '/' )) == NULL) {
612 return -1; /* Obviously not a fully qualified path */
615 /* if you wish to share /, you need to specify a name. */
620 /* suffix for mangling use (lastvid + 1) */
621 /* because v_vid has not been decided yet. */
622 suffixlen = sprintf(suffix, "%c%X", MANGLE_CHAR, lastvid + 1 );
624 vlen = strlen( name );
626 /* Unicode Volume Name */
627 /* Firstly convert name from unixcharset to UTF8-MAC */
629 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
631 strcpy(tmpname, "???");
635 /* Do we have to mangle ? */
636 if ( (flags & CONV_REQMANGLE) || (tmpvlen > obj->options.volnamelen)) {
637 if (tmpvlen + suffixlen > obj->options.volnamelen) {
639 tmpvlen = convert_charset(obj->options.unixcharset, CH_UTF8_MAC, 0, name, vlen, tmpname, obj->options.volnamelen - suffixlen, &flags);
640 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
642 strcat(tmpname, suffix);
643 tmpvlen = strlen(tmpname);
646 /* Secondly convert name from UTF8-MAC to UCS2 */
647 if ( 0 >= ( u8mvlen = convert_string(CH_UTF8_MAC, CH_UCS2, tmpname, tmpvlen, u8mtmpname, AFPVOL_U8MNAMELEN*2)) )
650 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> UTF8-MAC Name: '%s'", name, tmpname);
652 /* Maccharset Volume Name */
653 /* Firsty convert name from unixcharset to maccharset */
655 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_U8MNAMELEN, &flags);
657 strcpy(tmpname, "???");
661 /* Do we have to mangle ? */
662 if ( (flags & CONV_REQMANGLE) || (tmpvlen > AFPVOL_MACNAMELEN)) {
663 if (tmpvlen + suffixlen > AFPVOL_MACNAMELEN) {
665 tmpvlen = convert_charset(obj->options.unixcharset, obj->options.maccharset, 0, name, vlen, tmpname, AFPVOL_MACNAMELEN - suffixlen, &flags);
666 tmpname[tmpvlen >= 0 ? tmpvlen : 0] = 0;
668 strcat(tmpname, suffix);
669 tmpvlen = strlen(tmpname);
672 /* Secondly convert name from maccharset to UCS2 */
673 if ( 0 >= ( macvlen = convert_string(obj->options.maccharset, CH_UCS2, tmpname, tmpvlen, mactmpname, AFPVOL_U8MNAMELEN*2)) )
676 LOG(log_maxdebug, logtype_afpd, "createvol: Volume '%s' -> Longname: '%s'", name, tmpname);
678 /* check duplicate */
679 for ( volume = Volumes; volume; volume = volume->v_next ) {
680 if (( strcasecmp_w( volume->v_u8mname, u8mtmpname ) == 0 ) || ( strcasecmp_w( volume->v_macname, mactmpname ) == 0 )){
681 LOG (log_error, logtype_afpd, "ERROR: Volume name is duplicated. Check AppleVolumes files.");
682 if (volume->v_deleted) {
683 volume->v_new = hide = 1;
686 return -1; /* Won't be able to access it, anyway... */
691 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
692 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
695 if ( NULL == ( volume->v_localname = strdup(name))) {
696 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
701 if ( NULL == ( volume->v_u8mname = strdup_w(u8mtmpname))) {
702 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
707 if ( NULL == ( volume->v_macname = strdup_w(mactmpname))) {
708 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
713 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
714 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
720 volume->v_name = utf8_encoding()?volume->v_u8mname:volume->v_macname;
721 volume->v_hide = hide;
722 strcpy( volume->v_path, path );
726 #endif /* __svr4__ */
727 /* os X start at 1 and use network order ie. 1 2 3 */
728 volume->v_vid = ++lastvid;
729 volume->v_vid = htons(volume->v_vid);
731 if (check_vol_acl_support(volume))
732 volume->v_flags |= AFPVOL_ACLS
738 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
739 volume->v_flags |= options[VOLOPT_FLAGS].i_value;
741 if (options[VOLOPT_EA_VFS].i_value)
742 volume->v_vfs_ea = options[VOLOPT_EA_VFS].i_value;
744 volume->v_ad_options = 0;
745 if ((volume->v_flags & AFPVOL_NODEV))
746 volume->v_ad_options |= ADVOL_NODEV;
747 if ((volume->v_flags & AFPVOL_CACHE))
748 volume->v_ad_options |= ADVOL_CACHE;
749 if ((volume->v_flags & AFPVOL_UNIX_PRIV))
750 volume->v_ad_options |= ADVOL_UNIXPRIV;
751 if ((volume->v_flags & AFPVOL_INV_DOTS))
752 volume->v_ad_options |= ADVOL_INVDOTS;
753 if ((volume->v_flags & AFPVOL_NOADOUBLE))
754 volume->v_ad_options |= ADVOL_NOADOUBLE;
756 if (options[VOLOPT_PASSWORD].c_value)
757 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
759 if (options[VOLOPT_VETO].c_value)
760 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
762 if (options[VOLOPT_ENCODING].c_value)
763 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
765 if (options[VOLOPT_MACCHARSET].c_value)
766 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
768 if (options[VOLOPT_DBPATH].c_value)
769 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path, name);
771 if (options[VOLOPT_CNIDSCHEME].c_value)
772 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
774 if (options[VOLOPT_CNIDSERVER].c_value)
775 volume->v_cnidserver = strdup(options[VOLOPT_CNIDSERVER].c_value);
777 if (options[VOLOPT_CNIDPORT].c_value)
778 volume->v_cnidport = strdup(options[VOLOPT_CNIDPORT].c_value);
780 if (options[VOLOPT_UMASK].i_value)
781 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
783 if (options[VOLOPT_DPERM].i_value)
784 volume->v_dperm = (mode_t)options[VOLOPT_DPERM].i_value;
786 if (options[VOLOPT_FPERM].i_value)
787 volume->v_fperm = (mode_t)options[VOLOPT_FPERM].i_value;
789 if (options[VOLOPT_DFLTPERM].i_value)
790 volume->v_perm = (mode_t)options[VOLOPT_DFLTPERM].i_value;
792 if (options[VOLOPT_ADOUBLE].i_value)
793 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
795 volume->v_adouble = AD_VERSION;
797 if (options[VOLOPT_LIMITSIZE].i_value)
798 volume->v_limitsize = options[VOLOPT_LIMITSIZE].i_value;
800 /* Mac to Unix conversion flags*/
801 volume->v_mtou_flags = 0;
802 if (!(volume->v_flags & AFPVOL_NOHEX))
803 volume->v_mtou_flags |= CONV_ESCAPEHEX;
804 if (!(volume->v_flags & AFPVOL_USEDOTS))
805 volume->v_mtou_flags |= CONV_ESCAPEDOTS;
806 if ((volume->v_flags & AFPVOL_EILSEQ))
807 volume->v_mtou_flags |= CONV__EILSEQ;
809 if ((volume->v_casefold & AFPVOL_MTOUUPPER))
810 volume->v_mtou_flags |= CONV_TOUPPER;
811 else if ((volume->v_casefold & AFPVOL_MTOULOWER))
812 volume->v_mtou_flags |= CONV_TOLOWER;
814 /* Unix to Mac conversion flags*/
815 volume->v_utom_flags = CONV_IGNORE | CONV_UNESCAPEHEX;
816 if ((volume->v_casefold & AFPVOL_UTOMUPPER))
817 volume->v_utom_flags |= CONV_TOUPPER;
818 else if ((volume->v_casefold & AFPVOL_UTOMLOWER))
819 volume->v_utom_flags |= CONV_TOLOWER;
821 if ((volume->v_flags & AFPVOL_EILSEQ))
822 volume->v_utom_flags |= CONV__EILSEQ;
825 if (options[VOLOPT_FORCEUID].c_value) {
826 volume->v_forceuid = strdup(options[VOLOPT_FORCEUID].c_value);
828 volume->v_forceuid = NULL; /* set as null so as to return 0 later on */
831 if (options[VOLOPT_FORCEGID].c_value) {
832 volume->v_forcegid = strdup(options[VOLOPT_FORCEGID].c_value);
834 volume->v_forcegid = NULL; /* set as null so as to return 0 later on */
838 if (options[VOLOPT_PREEXEC].c_value)
839 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path, name);
840 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
842 if (options[VOLOPT_POSTEXEC].c_value)
843 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path, name);
845 if (options[VOLOPT_ROOTPREEXEC].c_value)
846 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path, name);
847 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
849 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
850 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path, name);
853 volume->v_dperm |= volume->v_perm;
854 volume->v_fperm |= volume->v_perm;
856 /* Check EA support on volume */
857 if (volume->v_vfs_ea == AFPVOL_EA_AUTO)
858 check_ea_sys_support(volume);
861 /* get/store uuid from file */
862 if (volume->v_flags & AFPVOL_TM) {
863 char *uuid = get_vol_uuid(obj, volume->v_localname);
865 LOG(log_error, logtype_afpd, "Volume '%s': couldn't get UUID",
866 volume->v_localname);
868 volume->v_uuid = uuid;
869 LOG(log_debug, logtype_afpd, "Volume '%s': UUID '%s'",
870 volume->v_localname, volume->v_uuid);
874 volume->v_next = Volumes;
879 /* ---------------- */
880 static char *myfgets( char *buf, int size, FILE *fp)
886 while ((EOF != ( c = getc( fp )) ) && ( size > 1 )) {
887 if ( c == '\n' || c == '\r' ) {
888 if (p != buf && *(p -1) == '\\') {
910 /* check access list. this function wants something of the following
912 * @group,name,name2,@group2,name3
914 * a NULL argument allows everybody to have access.
915 * we return three things:
917 * 0: list exists, but name isn't in it
921 #ifndef NO_REAL_USER_NAME
922 /* authentication is case insensitive
923 * FIXME should we do the same with group name?
925 #define access_strcmp strcasecmp
928 #define access_strcmp strcmp
932 static int accessvol(const char *args, const char *name)
934 char buf[MAXPATHLEN + 1], *p;
940 strlcpy(buf, args, sizeof(buf));
941 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
945 if (*p == '@') { /* it's a group */
946 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
948 } else if (access_strcmp(p, name) == 0) /* it's a user name */
950 p = strtok(NULL, ",");
956 static int hostaccessvol(int type, const char *volname, const char *args, const AFPObj *obj)
959 char buf[MAXPATHLEN + 1], *p, *b;
960 DSI *dsi = obj->handle;
961 struct sockaddr_storage client;
966 strlcpy(buf, args, sizeof(buf));
967 if ((p = strtok_r(buf, ",", &b)) == NULL) /* nothing, return okay */
970 if (obj->proto != AFPPROTO_DSI)
975 char *ipaddr, *mask_char;
976 struct addrinfo hints, *ai;
978 ipaddr = strtok(p, "/");
979 mask_char = strtok(NULL,"/");
981 /* Get address from string with getaddrinfo */
982 memset(&hints, 0, sizeof hints);
983 hints.ai_family = AF_UNSPEC;
984 hints.ai_socktype = SOCK_STREAM;
985 if ((ret = getaddrinfo(ipaddr, NULL, &hints, &ai)) != 0) {
986 LOG(log_error, logtype_afpd, "hostaccessvol: getaddrinfo: %s\n", gai_strerror(ret));
991 if (mask_char != NULL)
992 mask_int = atoi(mask_char); /* apply_ip_mask does range checking on it */
994 if (ai->ai_family == AF_INET) /* IPv4 */
1000 /* Apply mask to addresses */
1001 client = dsi->client;
1002 apply_ip_mask((struct sockaddr *)&client, mask_int);
1003 apply_ip_mask(ai->ai_addr, mask_int);
1005 if (compare_ip((struct sockaddr *)&client, ai->ai_addr) == 0) {
1006 if (type == VOLOPT_DENIED_HOSTS)
1007 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s' by denied list",
1008 getip_string((struct sockaddr *)&client), volname);
1015 p = strtok_r(NULL, ",", &b);
1018 if (type == VOLOPT_ALLOWED_HOSTS)
1019 LOG(log_info, logtype_afpd, "AFP access denied for client IP '%s' to volume '%s', not in allowed list",
1020 getip_string((struct sockaddr *)&dsi->client), volname);
1024 static void setextmap(char *ext, char *type, char *creator, int user)
1029 if (Extmap == NULL) {
1030 if (( Extmap = calloc(1, sizeof( struct extmap ))) == NULL ) {
1031 LOG(log_error, logtype_afpd, "setextmap: calloc: %s", strerror(errno) );
1036 for ( em = Extmap, cnt = 0; em->em_ext; em++, cnt++) {
1037 if ( (strdiacasecmp( em->em_ext, ext )) == 0 ) {
1042 if ( em->em_ext == NULL ) {
1043 if (!(Extmap = realloc( Extmap, sizeof( struct extmap ) * (cnt +2))) ) {
1044 LOG(log_error, logtype_afpd, "setextmap: realloc: %s", strerror(errno) );
1047 (Extmap +cnt +1)->em_ext = NULL;
1049 } else if ( !user ) {
1055 if (!(em->em_ext = strdup( ext))) {
1056 LOG(log_error, logtype_afpd, "setextmap: strdup: %s", strerror(errno) );
1060 if ( *type == '\0' ) {
1061 memcpy(em->em_type, "\0\0\0\0", sizeof( em->em_type ));
1063 memcpy(em->em_type, type, sizeof( em->em_type ));
1065 if ( *creator == '\0' ) {
1066 memcpy(em->em_creator, "\0\0\0\0", sizeof( em->em_creator ));
1068 memcpy(em->em_creator, creator, sizeof( em->em_creator ));
1072 /* -------------------------- */
1073 static int extmap_cmp(const void *map1, const void *map2)
1075 const struct extmap *em1 = map1;
1076 const struct extmap *em2 = map2;
1077 return strdiacasecmp(em1->em_ext, em2->em_ext);
1080 static void sortextmap( void)
1085 if ((em = Extmap) == NULL) {
1088 while (em->em_ext) {
1093 qsort(Extmap, Extmap_cnt, sizeof(struct extmap), extmap_cmp);
1094 if (*Extmap->em_ext == 0) {
1095 /* the first line is really "." the default entry,
1096 * we remove the leading '.' in setextmap
1103 /* ----------------------
1105 static void free_extmap( void)
1110 for ( em = Extmap; em->em_ext; em++) {
1120 /* ----------------------
1122 static int volfile_changed(struct afp_volume_name *p)
1128 name = p->full_name;
1132 if (!stat( name, &st) && st.st_mtime > p->mtime) {
1133 p->mtime = st.st_mtime;
1139 /* ----------------------
1140 * Read a volume configuration file and add the volumes contained within to
1141 * the global volume list. This gets called from the forked afpd childs.
1142 * The master now reads this too for Zeroconf announcements.
1144 * If p2 is non-NULL, the file that is opened is
1147 * Lines that begin with # and blank lines are ignored.
1148 * Volume lines are of the form:
1149 * <unix path> [<volume name>] [allow:<user>,<@group>,...] \
1150 * [codepage:<file>] [casefold:<num>]
1151 * <extension> TYPE [CREATOR]
1154 static int readvolfile(AFPObj *obj, struct afp_volume_name *p1, char *p2, int user, struct passwd *pwent)
1157 char path[MAXPATHLEN + 1];
1158 char tmp[MAXPATHLEN + 1];
1159 char volname[AFPVOL_U8MNAMELEN + 1];
1161 char type[5], creator[5];
1166 struct vol_option save_options[VOLOPT_NUM];
1167 struct vol_option options[VOLOPT_NUM];
1173 strcpy( path, p1->name );
1175 strcat( path, "/" );
1177 if (p1->full_name) {
1178 free(p1->full_name);
1180 p1->full_name = strdup(path);
1183 if (NULL == ( fp = fopen( path, "r" )) ) {
1187 if (fd != -1 && !fstat( fd, &st) ) {
1188 p1->mtime = st.st_mtime;
1191 if ((read_lock(fd, 0, SEEK_SET, 0)) != 0) {
1192 LOG(log_error, logtype_afpd, "readvolfile: can't lock volume file \"%s\"", path);
1193 if ( fclose( fp ) != 0 ) {
1194 LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) );
1199 memset(save_options, 0, sizeof(save_options));
1201 /* Enable some default options for all volumes */
1202 save_options[VOLOPT_FLAGS].i_value |= AFPVOL_CACHE;
1203 save_options[VOLOPT_EA_VFS].i_value = AFPVOL_EA_AUTO;
1204 LOG(log_maxdebug, logtype_afpd, "readvolfile: seeding default umask: %04o",
1205 obj->options.umask);
1206 save_options[VOLOPT_UMASK].i_value = obj->options.umask;
1208 LOG(log_debug, logtype_afpd, "readvolfile: \"%s\"", path);
1210 while ( myfgets( buf, sizeof( buf ), fp ) != NULL ) {
1211 initline( strlen( buf ), buf );
1212 parseline( sizeof( path ) - 1, path );
1219 /* change the default options for this file */
1220 if (strncmp(path, VOLOPT_DEFAULT, VOLOPT_DEFAULT_LEN) == 0) {
1222 for (i = 0; i < VOLOPT_NUM; i++) {
1223 if (parseline( sizeof( path ) - VOLOPT_DEFAULT_LEN - 1,
1224 path + VOLOPT_DEFAULT_LEN) < 0)
1226 volset(save_options, NULL, tmp, sizeof(tmp) - 1,
1227 path + VOLOPT_DEFAULT_LEN);
1233 if (( p = strchr( path, '/' )) != NULL ) {
1241 if ( u == NULL || *u == '\0' || ( pw = getpwnam( u )) == NULL ) {
1244 strcpy( tmp, pw->pw_dir );
1245 if ( p != NULL && *p != '\0' ) {
1252 /* send path through variable substitution */
1253 if (*path != '~') /* need to copy path to tmp */
1255 if (!pwent && obj->username)
1256 pwent = getpwnam(obj->username);
1258 if (volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL, NULL) == NULL)
1261 /* this is sort of braindead. basically, i want to be
1262 * able to specify things in any order, but i don't want to
1263 * re-write everything. */
1265 memcpy(options, save_options, sizeof(options));
1268 /* read in up to VOLOP_NUM possible options */
1269 for (i = 0; i < VOLOPT_NUM; i++) {
1270 if (parseline( sizeof( tmp ) - 1, tmp ) < 0)
1273 volset(options, save_options, volname, sizeof(volname) - 1, tmp);
1276 /* check allow/deny lists (if not afpd master loading volumes for Zeroconf reg.):
1277 allow -> either no list (-1), or in list (1)
1278 deny -> either no list (-1), or not in list (0) */
1279 if (parent_or_child == 0
1281 (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
1282 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1) &&
1283 hostaccessvol(VOLOPT_ALLOWED_HOSTS, volname, options[VOLOPT_ALLOWED_HOSTS].c_value, obj) &&
1284 (hostaccessvol(VOLOPT_DENIED_HOSTS, volname, options[VOLOPT_DENIED_HOSTS].c_value, obj) < 1))) {
1286 /* handle read-only behaviour. semantics:
1287 * 1) neither the rolist nor the rwlist exist -> rw
1288 * 2) rolist exists -> ro if user is in it.
1289 * 3) rwlist exists -> ro unless user is in it. */
1290 if (parent_or_child == 1
1292 ((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0)
1294 ((accessvol(options[VOLOPT_ROLIST].c_value, obj->username) == 1) ||
1295 !accessvol(options[VOLOPT_RWLIST].c_value, obj->username)))
1296 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
1298 /* do variable substitution for volname */
1299 if (volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path, NULL) == NULL)
1302 creatvol(obj, pwent, path, tmp, options, p2 != NULL);
1304 volfree(options, save_options);
1308 parseline( sizeof( type ) - 1, type );
1309 parseline( sizeof( creator ) - 1, creator );
1310 setextmap( path, type, creator, user);
1317 volfree(save_options, NULL);
1319 if ( fclose( fp ) != 0 ) {
1320 LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) );
1326 /* ------------------------------- */
1327 static void volume_free(struct vol *vol)
1329 free(vol->v_localname);
1330 vol->v_localname = NULL;
1331 free(vol->v_u8mname);
1332 vol->v_u8mname = NULL;
1333 free(vol->v_macname);
1334 vol->v_macname = NULL;
1336 free(vol->v_password);
1338 free(vol->v_volcodepage);
1339 free(vol->v_maccodepage);
1340 free(vol->v_cnidscheme);
1341 free(vol->v_dbpath);
1344 free(vol->v_forceuid);
1345 free(vol->v_forcegid);
1346 #endif /* FORCE_UIDGID */
1351 /* ------------------------------- */
1352 static void free_volumes(void )
1355 struct vol *nvol, *ovol;
1357 for ( vol = Volumes; vol; vol = vol->v_next ) {
1358 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1365 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1368 if (vol->v_localname == NULL) {
1369 if (Volumes == vol) {
1374 ovol->v_next = nvol;
1384 /* ------------------------------- */
1385 static void volume_unlink(struct vol *volume)
1387 struct vol *vol, *ovol, *nvol;
1389 if (volume == Volumes) {
1390 Volumes = Volumes->v_next;
1393 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1396 if (vol == volume) {
1397 ovol->v_next = nvol;
1406 static int getvolspace(struct vol *vol,
1407 u_int32_t *bfree, u_int32_t *btotal,
1408 VolSpace *xbfree, VolSpace *xbtotal, u_int32_t *bsize)
1412 #ifndef NO_QUOTA_SUPPORT
1413 VolSpace qfree, qtotal;
1416 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1417 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1418 maxsize = (vol->v_flags & AFPVOL_A2VOL) ? 0x01fffe00 :
1419 (((afp_version < 22) || (vol->v_flags & AFPVOL_LIMITSIZE))
1420 ? 0x7fffffffL : 0xffffffffL);
1423 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1424 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1425 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1426 goto getvolspace_done;
1431 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal, bsize)) != AFP_OK ) {
1435 #define min(a,b) ((a)<(b)?(a):(b))
1436 #ifndef NO_QUOTA_SUPPORT
1437 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1438 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1439 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1440 *xbfree = min(*xbfree, qfree);
1441 *xbtotal = min( *xbtotal, qtotal);
1442 goto getvolspace_done;
1446 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1449 if (vol->v_limitsize) {
1451 if ((cmdstr = bformat("du -sh \"%s\" 2> /dev/null | cut -f1", vol->v_path)) == NULL)
1454 FILE *cmd = popen(cfrombstr(cmdstr), "r");
1460 fgets(buf, 100, cmd);
1462 if (pclose(cmd) == -1)
1466 if (buf[strlen(buf) - 2] == 'G' || buf[strlen(buf) - 2] == 'g')
1468 multi = 1024 * 1024 * 1024;
1469 else if (buf[strlen(buf) - 2] == 'M' || buf[strlen(buf) - 2] == 'm')
1471 multi = 1024 * 1024;
1472 else if (buf[strlen(buf) - 2] == 'K' || buf[strlen(buf) - 2] == 'k')
1477 if (p = strchr(buf, ','))
1478 /* ignore fraction */
1481 /* remove G|M|K char */
1482 buf[strlen(buf) - 2] = 0;
1483 /* now buf contains only digits */
1484 long long used = atoll(buf) * multi;
1485 LOG(log_debug, logtype_afpd, "volparams: used on volume: %llu bytes", used);
1487 *xbtotal = min(*xbtotal, (vol->v_limitsize * 1024 * 1024));
1488 *xbfree = min(*xbfree, *xbtotal < used ? 0 : *xbtotal - used);
1491 *bfree = min( *xbfree, maxsize);
1492 *btotal = min( *xbtotal, maxsize);
1496 /* -----------------------
1497 * set volume creation date
1498 * avoid duplicate, well at least it tries
1500 static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date)
1503 struct vol *vol = Volumes;
1505 for ( volume = Volumes; volume; volume = volume->v_next ) {
1506 if (volume->v_vid == id) {
1509 else if ((time_t)(AD_DATE_FROM_UNIX(date)) == volume->v_ctime) {
1511 volume = Volumes; /* restart */
1514 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1515 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1518 /* ----------------------- */
1519 static int getvolparams( u_int16_t bitmap, struct vol *vol, struct stat *st, char *buf, size_t *buflen)
1522 int bit = 0, isad = 1;
1525 u_int32_t bfree, btotal, bsize;
1526 VolSpace xbfree, xbtotal; /* extended bytes */
1527 char *data, *nameoff = NULL;
1530 LOG(log_debug, logtype_afpd, "getvolparams: Volume '%s'", vol->v_localname);
1532 /* courtesy of jallison@whistle.com:
1533 * For MacOS8.x support we need to create the
1534 * .Parent file here if it doesn't exist. */
1536 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1537 if ( ad_open_metadata( vol->v_path, ADFLAGS_DIR, O_CREAT, &ad) < 0 ) {
1539 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1541 } else if (ad_get_MD_flags( &ad ) & O_CREAT) {
1542 slash = strrchr( vol->v_path, '/' );
1546 slash = vol->v_path;
1547 if (ad_getentryoff(&ad, ADEID_NAME)) {
1548 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1549 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1550 ad_getentrylen( &ad, ADEID_NAME ));
1552 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1556 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1557 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1559 vol->v_ctime = aint;
1562 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1563 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1564 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1565 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1566 &bsize) != AFP_OK ) {
1568 ad_close( &ad, ADFLAGS_HF );
1570 return( AFPERR_PARAM );
1575 while ( bitmap != 0 ) {
1576 while (( bitmap & 1 ) == 0 ) {
1584 /* check for read-only.
1585 * NOTE: we don't actually set the read-only flag unless
1586 * it's passed in that way as it's possible to mount
1587 * a read-write filesystem under a read-only one. */
1588 if ((vol->v_flags & AFPVOL_RO) ||
1589 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1590 ashort |= VOLPBIT_ATTR_RO;
1592 /* prior 2.1 only VOLPBIT_ATTR_RO is defined */
1593 if (afp_version > 20) {
1594 if (0 == (vol->v_flags & AFPVOL_NOFILEID) && vol->v_cdb != NULL &&
1595 (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1596 ashort |= VOLPBIT_ATTR_FILEID;
1598 ashort |= VOLPBIT_ATTR_CATSEARCH;
1600 if (afp_version >= 30) {
1601 ashort |= VOLPBIT_ATTR_UTF8;
1602 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1603 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1604 if (vol->v_flags & AFPVOL_TM)
1605 ashort |= VOLPBIT_ATTR_TM;
1607 if (afp_version >= 32) {
1609 ashort |= VOLPBIT_ATTR_EXT_ATTRS;
1610 if (vol->v_flags & AFPVOL_ACLS)
1611 ashort |= VOLPBIT_ATTR_ACLS;
1615 ashort = htons(ashort);
1616 memcpy(data, &ashort, sizeof( ashort ));
1617 data += sizeof( ashort );
1621 ashort = htons( AFPVOLSIG_DEFAULT );
1622 memcpy(data, &ashort, sizeof( ashort ));
1623 data += sizeof( ashort );
1626 case VOLPBIT_CDATE :
1627 aint = vol->v_ctime;
1628 memcpy(data, &aint, sizeof( aint ));
1629 data += sizeof( aint );
1632 case VOLPBIT_MDATE :
1633 if ( st->st_mtime > vol->v_mtime ) {
1634 vol->v_mtime = st->st_mtime;
1636 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1637 memcpy(data, &aint, sizeof( aint ));
1638 data += sizeof( aint );
1641 case VOLPBIT_BDATE :
1642 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1643 aint = AD_DATE_START;
1644 memcpy(data, &aint, sizeof( aint ));
1645 data += sizeof( aint );
1649 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1650 data += sizeof( vol->v_vid );
1653 case VOLPBIT_BFREE :
1654 bfree = htonl( bfree );
1655 memcpy(data, &bfree, sizeof( bfree ));
1656 data += sizeof( bfree );
1659 case VOLPBIT_BTOTAL :
1660 btotal = htonl( btotal );
1661 memcpy(data, &btotal, sizeof( btotal ));
1662 data += sizeof( btotal );
1665 #ifndef NO_LARGE_VOL_SUPPORT
1666 case VOLPBIT_XBFREE :
1667 xbfree = hton64( xbfree );
1668 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1669 bcopy(&xbfree, data, sizeof(xbfree));
1670 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1671 memcpy(data, &xbfree, sizeof( xbfree ));
1672 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1673 data += sizeof( xbfree );
1676 case VOLPBIT_XBTOTAL :
1677 xbtotal = hton64( xbtotal );
1678 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1679 bcopy(&xbtotal, data, sizeof(xbtotal));
1680 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1681 memcpy(data, &xbtotal, sizeof( xbtotal ));
1682 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1683 data += sizeof( xbfree );
1685 #endif /* ! NO_LARGE_VOL_SUPPORT */
1689 data += sizeof( u_int16_t );
1692 case VOLPBIT_BSIZE: /* block size */
1693 bsize = htonl(bsize);
1694 memcpy(data, &bsize, sizeof(bsize));
1695 data += sizeof(bsize);
1700 ad_close( &ad, ADFLAGS_HF );
1702 return( AFPERR_BITMAP );
1708 ashort = htons( data - buf );
1709 memcpy(nameoff, &ashort, sizeof( ashort ));
1710 /* name is always in mac charset */
1711 aint = ucs2_to_charset( vol->v_maccharset, vol->v_macname, data+1, AFPVOL_MACNAMELEN + 1);
1721 ad_close_metadata( &ad);
1723 *buflen = data - buf;
1727 /* ------------------------- */
1728 static int stat_vol(u_int16_t bitmap, struct vol *vol, char *rbuf, size_t *rbuflen)
1734 if ( stat( vol->v_path, &st ) < 0 ) {
1736 return( AFPERR_PARAM );
1738 /* save the volume device number */
1739 vol->v_dev = st.st_dev;
1741 buflen = *rbuflen - sizeof( bitmap );
1742 if (( ret = getvolparams( bitmap, vol, &st,
1743 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1747 *rbuflen = buflen + sizeof( bitmap );
1748 bitmap = htons( bitmap );
1749 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1754 /* ------------------------------- */
1755 void load_volumes(AFPObj *obj)
1757 struct passwd *pwent;
1762 /* check files date */
1763 if (obj->options.defaultvol.loaded) {
1764 changed = volfile_changed(&obj->options.defaultvol);
1766 if (obj->options.systemvol.loaded) {
1767 changed |= volfile_changed(&obj->options.systemvol);
1769 if (obj->options.uservol.loaded) {
1770 changed |= volfile_changed(&obj->options.uservol);
1779 if (parent_or_child == 0) {
1780 LOG(log_debug, logtype_afpd, "load_volumes: AFP MASTER");
1782 LOG(log_debug, logtype_afpd, "load_volumes: user: %s", obj->username);
1785 pwent = getpwnam(obj->username);
1786 if ( (obj->options.flags & OPTION_USERVOLFIRST) == 0 ) {
1787 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent);
1790 if ((*obj->username == '\0') || (obj->options.flags & OPTION_NOUSERVOL)) {
1791 readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent);
1794 * Read user's AppleVolumes or .AppleVolumes file
1795 * If neither are readable, read the default volumes file. if
1796 * that doesn't work, create a user share.
1798 if (obj->options.uservol.name) {
1799 free(obj->options.uservol.name);
1801 obj->options.uservol.name = strdup(pwent->pw_dir);
1802 if ( readvolfile(obj, &obj->options.uservol, "AppleVolumes", 1, pwent) < 0 &&
1803 readvolfile(obj, &obj->options.uservol, ".AppleVolumes", 1, pwent) < 0 &&
1804 readvolfile(obj, &obj->options.uservol, "applevolumes", 1, pwent) < 0 &&
1805 readvolfile(obj, &obj->options.uservol, ".applevolumes", 1, pwent) < 0 &&
1806 obj->options.defaultvol.name != NULL ) {
1807 if (readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent) < 0)
1808 creatvol(obj, pwent, pwent->pw_dir, NULL, NULL, 1);
1811 if ( obj->options.flags & OPTION_USERVOLFIRST ) {
1812 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent );
1815 if ( obj->options.closevol ) {
1818 for ( vol = Volumes; vol; vol = vol->v_next ) {
1819 if (vol->v_deleted && !vol->v_new ) {
1828 /* ------------------------------- */
1829 int afp_getsrvrparms(AFPObj *obj, char *ibuf _U_, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1842 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1843 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1846 if ( stat( volume->v_path, &st ) < 0 ) {
1847 LOG(log_info, logtype_afpd, "afp_getsrvrparms(%s): stat: %s",
1848 volume->v_path, strerror(errno) );
1849 continue; /* can't access directory */
1851 if (!S_ISDIR(st.st_mode)) {
1852 continue; /* not a dir */
1854 accessmode(volume->v_path, &ma, NULL, &st);
1855 if ((ma.ma_user & (AR_UREAD | AR_USEARCH)) != (AR_UREAD | AR_USEARCH)) {
1856 continue; /* no r-x access */
1859 if (volume->v_hide) {
1860 continue; /* config file changed but the volume was mounted */
1863 if (utf8_encoding()) {
1864 len = ucs2_to_charset_allocate(CH_UTF8_MAC, &namebuf, volume->v_u8mname);
1866 len = ucs2_to_charset_allocate(obj->options.maccharset, &namebuf, volume->v_macname);
1869 if (len == (size_t)-1)
1872 /* set password bit if there's a volume password */
1873 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1875 /* Apple 2 clients running ProDOS-8 expect one volume to have
1876 bit 0 of this byte set. They will not recognize anything
1877 on the server unless this is the case. I have not
1878 completely worked this out, but it's related to booting
1879 from the server. Support for that function is a ways
1880 off.. <shirsch@ibm.net> */
1881 *data |= (volume->v_flags & AFPVOL_A2VOL) ? AFPSRVR_CONFIGINFO : 0;
1882 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1884 memcpy(data, namebuf, len );
1890 *rbuflen = data - rbuf;
1892 if ( gettimeofday( &tv, NULL ) < 0 ) {
1893 LOG(log_error, logtype_afpd, "afp_getsrvrparms(%s): gettimeofday: %s", volume->v_path, strerror(errno) );
1895 return AFPERR_PARAM;
1897 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1898 memcpy(data, &tv.tv_sec, sizeof( u_int32_t));
1899 data += sizeof( u_int32_t);
1904 /* ------------------------- */
1905 static int volume_codepage(AFPObj *obj, struct vol *volume)
1907 struct charset_functions *charset;
1910 if (!volume->v_volcodepage)
1911 volume->v_volcodepage = strdup("UTF8");
1913 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1914 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1918 if ( NULL == (charset = find_charset_functions(volume->v_volcodepage)) || charset->flags & CHARSET_ICONV ) {
1919 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1922 if (!volume->v_maccodepage)
1923 volume->v_maccodepage = strdup(obj->options.maccodepage);
1925 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1926 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1930 if ( NULL == ( charset = find_charset_functions(volume->v_maccodepage)) || ! (charset->flags & CHARSET_CLIENT) ) {
1931 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1934 volume->v_kTextEncoding = htonl(charset->kTextEncoding);
1938 /* ------------------------- */
1939 static int volume_openDB(struct vol *volume)
1943 if ((volume->v_flags & AFPVOL_NODEV)) {
1944 flags |= CNID_FLAG_NODEV;
1947 if (volume->v_cnidscheme == NULL) {
1948 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1949 LOG(log_info, logtype_afpd, "Volume %s use CNID scheme %s.",
1950 volume->v_path, volume->v_cnidscheme);
1953 LOG(log_info, logtype_afpd, "CNID server: %s:%s",
1954 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1955 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1958 /* Found this in branch dir-rewrite, maybe we want to use it sometimes */
1960 /* Legacy pre 2.1 way of sharing eg CD-ROM */
1961 if (strcmp(volume->v_cnidscheme, "last") == 0) {
1962 /* "last" is gone. We support it by switching to in-memory "tdb" */
1963 volume->v_cnidscheme = strdup("tdb");
1964 flags |= CNID_FLAG_MEMORY;
1967 /* New way of sharing CD-ROM */
1968 if (volume->v_flags & AFPVOL_CDROM) {
1969 flags |= CNID_FLAG_MEMORY;
1970 if (strcmp(volume->v_cnidscheme, "tdb") != 0) {
1971 free(volume->v_cnidscheme);
1972 volume->v_cnidscheme = strdup("tdb");
1973 LOG(log_info, logtype_afpd, "Volume %s is ejectable, switching to scheme %s.",
1974 volume->v_path, volume->v_cnidscheme);
1979 volume->v_cdb = cnid_open(volume->v_path,
1981 volume->v_cnidscheme,
1983 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
1984 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
1986 if ( ! volume->v_cdb && ! (flags & CNID_FLAG_MEMORY)) {
1987 /* The first attempt failed and it wasn't yet an attempt to open in-memory */
1988 LOG(log_error, logtype_afpd, "Can't open volume \"%s\" CNID backend \"%s\" ",
1989 volume->v_path, volume->v_cnidscheme);
1990 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
1992 flags |= CNID_FLAG_MEMORY;
1993 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, "tdb", flags, NULL, NULL);
1995 /* kill ourself with SIGUSR2 aka msg pending */
1996 if (volume->v_cdb) {
1997 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
1998 "Check server messages for details!");
1999 kill(getpid(), SIGUSR2);
2000 /* deactivate cnid caching/storing in AppleDouble files */
2001 volume->v_flags &= ~AFPVOL_CACHE;
2006 return (!volume->v_cdb)?-1:0;
2010 Check if the underlying filesystem supports EAs for ea:sys volumes.
2011 If not, switch to ea:ad.
2012 As we can't check (requires write access) on ro-volumes, we switch ea:auto
2013 volumes that are options:ro to ea:none.
2015 static void check_ea_sys_support(struct vol *vol)
2017 uid_t process_uid = 0;
2018 char eaname[] = {"org.netatalk.supports-eas.XXXXXX"};
2019 const char *eacontent = "yes";
2021 if (vol->v_vfs_ea == AFPVOL_EA_AUTO) {
2023 if ((vol->v_flags & AFPVOL_RO) == AFPVOL_RO) {
2024 LOG(log_info, logtype_afpd, "read-only volume '%s', can't test for EA support, disabling EAs", vol->v_localname);
2025 vol->v_vfs_ea = AFPVOL_EA_NONE;
2031 process_uid = geteuid();
2033 if (seteuid(0) == -1) {
2034 LOG(log_error, logtype_afpd, "check_ea_sys_support: can't seteuid(0): %s", strerror(errno));
2038 if ((sys_setxattr(vol->v_path, eaname, eacontent, 4, 0)) == 0) {
2039 sys_removexattr(vol->v_path, eaname);
2040 vol->v_vfs_ea = AFPVOL_EA_SYS;
2042 LOG(log_warning, logtype_afpd, "volume \"%s\" does not support Extended Attributes, using ea:ad instead",
2044 vol->v_vfs_ea = AFPVOL_EA_AD;
2048 if (seteuid(process_uid) == -1) {
2049 LOG(log_error, logtype_afpd, "can't seteuid back %s", strerror(errno));
2056 /* -------------------------
2057 * we are the user here
2059 int afp_openvol(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2070 char path[ MAXPATHLEN + 1];
2076 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2077 bitmap = ntohs( bitmap );
2078 ibuf += sizeof( bitmap );
2081 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
2082 return AFPERR_BITMAP;
2085 len = (unsigned char)*ibuf++;
2086 volname = obj->oldtmp;
2088 if ((volname_tmp = strchr(volname,'+')) != NULL)
2089 volname = volname_tmp+1;
2091 if (utf8_encoding()) {
2092 namelen = convert_string(CH_UTF8_MAC, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2094 namelen = convert_string(obj->options.maccharset, CH_UCS2, ibuf, len, volname, sizeof(obj->oldtmp));
2097 if ( namelen <= 0) {
2098 return AFPERR_PARAM;
2102 if ((len + 1) & 1) /* pad to an even boundary */
2107 for ( volume = Volumes; volume; volume = volume->v_next ) {
2108 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
2113 if ( volume == NULL ) {
2114 return AFPERR_PARAM;
2117 /* check for a volume password */
2118 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
2119 return AFPERR_ACCESS;
2122 if (( volume->v_flags & AFPVOL_OPEN ) ) {
2123 /* the volume is already open */
2125 set_uidgid ( volume );
2127 return stat_vol(bitmap, volume, rbuf, rbuflen);
2130 if (volume->v_root_preexec) {
2131 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
2132 LOG(log_error, logtype_afpd, "afp_openvol(%s): root preexec : %d", volume->v_path, ret );
2138 set_uidgid ( volume );
2141 if (volume->v_preexec) {
2142 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
2143 LOG(log_error, logtype_afpd, "afp_openvol(%s): preexec : %d", volume->v_path, ret );
2148 if ( stat( volume->v_path, &st ) < 0 ) {
2149 return AFPERR_PARAM;
2152 if ( chdir( volume->v_path ) < 0 ) {
2153 return AFPERR_PARAM;
2156 if ( NULL == getcwd(path, MAXPATHLEN)) {
2157 /* shouldn't be fatal but it will fail later */
2158 LOG(log_error, logtype_afpd, "afp_openvol(%s): volume pathlen too long", volume->v_path);
2162 /* Normalize volume path */
2163 #ifdef REALPATH_TAKES_NULL
2164 if ((volume->v_path = realpath(path, NULL)) == NULL)
2167 if ((volume->v_path = malloc(MAXPATHLEN+1)) == NULL)
2169 if (realpath(path, volume->v_path) == NULL) {
2170 free(volume->v_path);
2173 /* Safe some memory */
2175 if ((tmp = strdup(volume->v_path)) == NULL) {
2176 free(volume->v_path);
2179 free(volume->v_path);
2180 volume->v_path = tmp;
2183 if (volume_codepage(obj, volume) < 0) {
2188 /* initialize volume variables
2191 if (utf8_encoding()) {
2192 volume->max_filename = UTF8FILELEN_EARLY;
2195 volume->max_filename = MACFILELEN;
2198 volume->v_flags |= AFPVOL_OPEN;
2199 volume->v_cdb = NULL;
2201 if (utf8_encoding()) {
2202 len = convert_string_allocate(CH_UCS2, CH_UTF8_MAC, volume->v_u8mname, namelen, &vol_mname);
2204 len = convert_string_allocate(CH_UCS2, obj->options.maccharset, volume->v_macname, namelen, &vol_mname);
2206 if ( !vol_mname || len <= 0) {
2211 if ((vol_uname = strrchr(path, '/')) == NULL)
2213 else if (*(vol_uname + 1) != '\0')
2216 if ((dir = dir_new(vol_mname,
2221 bfromcstr(volume->v_path),
2225 LOG(log_error, logtype_afpd, "afp_openvol(%s): malloc: %s", volume->v_path, strerror(errno) );
2230 volume->v_root = dir;
2233 if (volume_openDB(volume) < 0) {
2234 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID or invalid CNID backend for %s: %s",
2235 volume->v_path, volume->v_cnidscheme);
2240 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
2241 if (ret == AFP_OK) {
2243 if (!(volume->v_flags & AFPVOL_RO)) {
2244 handle_special_folders( volume );
2246 volume->v_cnidserver ? volume->v_cnidserver : Cnid_srv,
2247 volume->v_cnidport ? volume->v_cnidport : Cnid_port);
2251 * If you mount a volume twice, the second time the trash appears on
2252 * the desk-top. That's because the Mac remembers the DID for the
2253 * trash (even for volumes in different zones, on different servers).
2254 * Just so this works better, we prime the DID cache with the trash,
2255 * fixing the trash at DID 17.
2256 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
2258 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2260 /* FIXME find db time stamp */
2261 if (cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp)) < 0) {
2262 LOG (log_error, logtype_afpd,
2263 "afp_openvol(%s): Fatal error: Unable to get stamp value from CNID backend",
2271 cname( volume, volume->v_root, &p );
2277 if (volume->v_root) {
2278 dir_free( volume->v_root );
2279 volume->v_root = NULL;
2282 volume->v_flags &= ~AFPVOL_OPEN;
2283 if (volume->v_cdb != NULL) {
2284 cnid_close(volume->v_cdb);
2285 volume->v_cdb = NULL;
2291 /* ------------------------- */
2292 static void closevol(struct vol *vol)
2297 dir_free( vol->v_root );
2299 if (vol->v_cdb != NULL) {
2300 cnid_close(vol->v_cdb);
2304 if (vol->v_postexec) {
2305 afprun(0, vol->v_postexec, NULL);
2307 if (vol->v_root_postexec) {
2308 afprun(1, vol->v_root_postexec, NULL);
2312 /* ------------------------- */
2313 void close_all_vol(void)
2317 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2318 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2319 ovol->v_flags &= ~AFPVOL_OPEN;
2325 /* ------------------------- */
2326 static void deletevol(struct vol *vol)
2330 vol->v_flags &= ~AFPVOL_OPEN;
2331 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
2332 if ( (ovol->v_flags & AFPVOL_OPEN) ) {
2336 if ( ovol != NULL ) {
2337 /* Even if chdir fails, we can't say afp_closevol fails. */
2338 if ( chdir( ovol->v_path ) == 0 ) {
2339 curdir = ovol->v_root;
2344 if (vol->v_deleted) {
2345 showvol(vol->v_name);
2352 /* ------------------------- */
2353 int afp_closevol(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2360 memcpy(&vid, ibuf, sizeof( vid ));
2361 if (NULL == ( vol = getvolbyvid( vid )) ) {
2362 return( AFPERR_PARAM );
2371 /* ------------------------- */
2372 struct vol *getvolbyvid(const u_int16_t vid )
2376 for ( vol = Volumes; vol; vol = vol->v_next ) {
2377 if ( vid == vol->v_vid ) {
2381 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
2387 #endif /* FORCE_UIDGID */
2394 /* ------------------------ */
2395 static int ext_cmp_key(const void *key, const void *obj)
2397 const char *p = key;
2398 const struct extmap *em = obj;
2399 return strdiacasecmp(p, em->em_ext);
2401 struct extmap *getextmap(const char *path)
2406 if (!Extmap_cnt || NULL == ( p = strrchr( path, '.' )) ) {
2407 return( Defextmap );
2411 return( Defextmap );
2413 em = bsearch(p, Extmap, Extmap_cnt, sizeof(struct extmap), ext_cmp_key);
2417 return( Defextmap );
2421 /* ------------------------- */
2422 struct extmap *getdefextmap(void)
2424 return( Defextmap );
2427 /* --------------------------
2428 poll if a volume is changed by other processes.
2430 0 no attention msg sent
2431 1 attention msg sent
2432 -1 error (socket closed)
2434 Note: if attention return -1 no packet has been
2435 sent because the buffer is full, we don't care
2436 either there's no reader or there's a lot of
2437 traffic and another pollvoltime will follow
2439 int pollvoltime(AFPObj *obj)
2446 if (!(afp_version > 21 && obj->options.server_notif))
2449 if ( gettimeofday( &tv, NULL ) < 0 )
2452 for ( vol = Volumes; vol; vol = vol->v_next ) {
2453 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
2454 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
2455 vol->v_mtime = st.st_mtime;
2456 if (!obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
2465 /* ------------------------- */
2466 void setvoltime(AFPObj *obj, struct vol *vol)
2470 /* just looking at vol->v_mtime is broken seriously since updates
2471 * from other users afpd processes never are seen.
2472 * This is not the most elegant solution (a shared memory between
2473 * the afpd processes would come closer)
2476 if ( gettimeofday( &tv, NULL ) < 0 ) {
2477 LOG(log_error, logtype_afpd, "setvoltime(%s): gettimeofday: %s", vol->v_path, strerror(errno) );
2480 if( utime( vol->v_path, NULL ) < 0 ) {
2481 /* write of time failed ... probably a read only filesys,
2482 * where no other users can interfere, so there's no issue here
2486 /* a little granularity */
2487 if (vol->v_mtime < tv.tv_sec) {
2488 vol->v_mtime = tv.tv_sec;
2489 /* or finder doesn't update free space
2490 * AFP 3.2 and above clients seem to be ok without so many notification
2492 if (afp_version < 32 && obj->options.server_notif) {
2493 obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
2498 /* ------------------------- */
2499 int afp_getvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_,char *rbuf, size_t *rbuflen)
2502 u_int16_t vid, bitmap;
2505 memcpy(&vid, ibuf, sizeof( vid ));
2506 ibuf += sizeof( vid );
2507 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2508 bitmap = ntohs( bitmap );
2510 if (NULL == ( vol = getvolbyvid( vid )) ) {
2512 return( AFPERR_PARAM );
2515 return stat_vol(bitmap, vol, rbuf, rbuflen);
2518 /* ------------------------- */
2519 int afp_setvolparams(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2523 u_int16_t vid, bitmap;
2529 memcpy(&vid, ibuf, sizeof( vid ));
2530 ibuf += sizeof( vid );
2531 memcpy(&bitmap, ibuf, sizeof( bitmap ));
2532 bitmap = ntohs( bitmap );
2533 ibuf += sizeof(bitmap);
2535 if (( vol = getvolbyvid( vid )) == NULL ) {
2536 return( AFPERR_PARAM );
2539 if ((vol->v_flags & AFPVOL_RO))
2540 return AFPERR_VLOCK;
2542 /* we can only set the backup date. */
2543 if (bitmap != (1 << VOLPBIT_BDATE))
2544 return AFPERR_BITMAP;
2546 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2547 if ( ad_open( vol->v_path, ADFLAGS_HF|ADFLAGS_DIR, O_RDWR,
2550 return AFPERR_VLOCK;
2552 return AFPERR_ACCESS;
2555 memcpy(&aint, ibuf, sizeof(aint));
2556 ad_setdate(&ad, AD_DATE_BACKUP, aint);
2558 ad_close(&ad, ADFLAGS_HF);
2562 /* ------------------------- */
2563 int wincheck(const struct vol *vol, const char *path)
2567 if (!(vol->v_flags & AFPVOL_MSWINDOWS))
2570 /* empty paths are not allowed */
2571 if ((len = strlen(path)) == 0)
2574 /* leading or trailing whitespaces are not allowed, carriage returns
2575 * and probably other whitespace is okay, tabs are not allowed
2577 if ((path[0] == ' ') || (path[len-1] == ' '))
2580 /* certain characters are not allowed */
2581 if (strpbrk(path, MSWINDOWS_BADCHARS))
2584 /* everything else is okay */
2590 * precreate a folder
2591 * this is only intended for folders in the volume root
2592 * It will *not* work if the folder name contains extended characters
2594 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2603 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2605 LOG(log_error, logtype_afpd,"malloc failed");
2609 q=strdup(folder->name);
2611 LOG(log_error, logtype_afpd,"malloc failed");
2615 strcpy(p, vol->v_path);
2620 if ((vol->v_casefold & AFPVOL_MTOUUPPER))
2622 else if ((vol->v_casefold & AFPVOL_MTOULOWER))
2628 if ( (ret = stat( p, &st )) < 0 ) {
2629 if (folder->precreate) {
2630 if (ad_mkdir(p, folder->mode)) {
2631 LOG(log_debug, logtype_afpd,"Creating '%s' failed in %s: %s", p, vol->v_path, strerror(errno));
2640 if ( !ret && folder->hide) {
2642 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2643 if (ad_open_metadata( p, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
2649 ad_setname(&ad, folder->name);
2651 ad_getattr(&ad, &attr);
2652 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2653 ad_setattr(&ad, attr);
2655 /* do the same with the finder info */
2656 if (ad_entry(&ad, ADEID_FINDERI)) {
2657 memcpy(&attr, ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF, sizeof(attr));
2658 attr |= htons(FINDERINFO_INVISIBLE);
2659 memcpy(ad_entry(&ad, ADEID_FINDERI) + FINDERINFO_FRFLAGOFF,&attr, sizeof(attr));
2663 ad_close_metadata( &ad);
2670 static void handle_special_folders (const struct vol * vol)
2672 const _special_folder *p = &special_folders[0];
2674 if ((vol->v_flags & AFPVOL_RO))
2677 for (; p->name != NULL; p++) {
2678 create_special_folder (vol, p);
2682 const struct vol *getvolumes(void)
2687 void unload_volumes_and_extmap(void)
2689 LOG(log_debug, logtype_afpd, "unload_volumes_and_extmap");
2695 * Get a volumes UUID from the config file.
2696 * If there is none, it is generated and stored there.
2698 * Returns pointer to allocated storage on success, NULL on error.
2700 static char *get_vol_uuid(const AFPObj *obj, const char *volname)
2703 char buf[1024], uuid[UUID_PRINTABLE_STRING_LENGTH], *p;
2705 struct stat tmpstat;
2708 if ((fp = fopen(obj->options.uuidconf, "r")) != NULL) { /* read open? */
2709 /* scan in the conf file */
2710 while (fgets(buf, sizeof(buf), fp) != NULL) {
2712 while (p && isblank(*p))
2714 if (!p || (*p == '#') || (*p == '\n'))
2715 continue; /* invalid line */
2718 if ((volname_conf = strtok( p, "\"" )) == NULL)
2719 continue; /* syntax error */
2721 if ((volname_conf = strtok( p, " \t" )) == NULL)
2722 continue; /* syntax error: invalid name */
2724 p = strchr(p, '\0');
2727 continue; /* syntax error */
2729 if (strcmp(volname, volname_conf) != 0)
2730 continue; /* another volume name */
2732 while (p && isblank(*p))
2735 if (sscanf(p, "%36s", uuid) == 1 ) {
2736 for (int i=0; uuid[i]; i++)
2737 uuid[i] = toupper(uuid[i]);
2738 LOG(log_debug, logtype_afpd, "get_uuid('%s'): UUID: '%s'", volname, uuid);
2740 return strdup(uuid);
2748 /* not found or no file, reopen in append mode */
2750 if (stat(obj->options.uuidconf, &tmpstat)) { /* no file */
2751 if (( fd = creat(obj->options.uuidconf, 0644 )) < 0 ) {
2752 LOG(log_error, logtype_afpd, "ERROR: Cannot create %s (%s).",
2753 obj->options.uuidconf, strerror(errno));
2756 if (( fp = fdopen( fd, "w" )) == NULL ) {
2757 LOG(log_error, logtype_afpd, "ERROR: Cannot fdopen %s (%s).",
2758 obj->options.uuidconf, strerror(errno));
2762 } else if ((fp = fopen(obj->options.uuidconf, "a+")) == NULL) { /* not found */
2763 LOG(log_error, logtype_afpd, "Cannot create or append to %s (%s).",
2764 obj->options.uuidconf, strerror(errno));
2767 fseek(fp, 0L, SEEK_END);
2768 if(ftell(fp) == 0) { /* size = 0 */
2769 fprintf(fp, "# DON'T TOUCH NOR COPY THOUGHTLESSLY!\n");
2770 fprintf(fp, "# This file is auto-generated by afpd\n");
2771 fprintf(fp, "# and stores UUIDs for TM volumes.\n\n");
2773 fseek(fp, -1L, SEEK_END);
2774 if(fgetc(fp) != '\n') fputc('\n', fp); /* last char is \n? */
2777 /* generate uuid and write to file */
2780 randombytes((void *)id, 16);
2781 cp = uuid_bin2string(id);
2783 LOG(log_debug, logtype_afpd, "get_uuid('%s'): generated UUID '%s'", volname, cp);
2785 fprintf(fp, "\"%s\"\t%36s\n", volname, cp);