2 Copyright (c) 2008, 2009, 2010 Frank Lahm <franklahm@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
17 #endif /* HAVE_CONFIG_H */
26 #ifdef HAVE_SOLARIS_ACLS
29 #ifdef HAVE_POSIX_ACLS
31 #include <acl/libacl.h>
34 #include <atalk/errchk.h>
35 #include <atalk/adouble.h>
36 #include <atalk/vfs.h>
37 #include <atalk/afp.h>
38 #include <atalk/util.h>
39 #include <atalk/cnid.h>
40 #include <atalk/logger.h>
41 #include <atalk/uuid.h>
42 #include <atalk/acl.h>
44 #include "directory.h"
50 #include "acl_mappings.h"
53 #define SOLARIS_2_DARWIN 1
54 #define DARWIN_2_SOLARIS 2
55 #define POSIX_DEFAULT_2_DARWIN 3
56 #define POSIX_ACCESS_2_DARWIN 4
57 #define DARWIN_2_POSIX_DEFAULT 5
58 #define DARWIN_2_POSIX_ACCESS 6
63 /********************************************************
64 * Basic and helper funcs
65 ********************************************************/
68 Takes a users name, uid and primary gid and checks if user is member of any group
69 Returns -1 if no or error, 0 if yes
71 static int check_group(char *name, uid_t uid _U_, gid_t pgid, gid_t path_gid)
80 EC_NULL(grp = getgrgid(path_gid));
83 while (grp->gr_mem[i] != NULL) {
84 if ( (strcmp(grp->gr_mem[i], name)) == 0 ) {
85 LOG(log_debug, logtype_afpd, "check_group: requested user:%s is member of: %s", name, grp->gr_name);
96 /********************************************************
98 ********************************************************/
100 #ifdef HAVE_SOLARIS_ACLS
102 Remove any trivial ACE "in-place". Returns no of non-trivial ACEs
104 static int strip_trivial_aces(ace_t **saces, int sacecount)
109 ace_t *aces = *saces;
112 /* Count non-trivial ACEs */
113 for (i=0; i < sacecount; ) {
114 if ( ! (aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)))
118 /* malloc buffer for new ACL */
119 EC_NULL_LOG(new_aces = malloc(nontrivaces * sizeof(ace_t)));
121 /* Copy non-trivial ACEs */
122 for (i=0, j=0; i < sacecount; ) {
123 if ( ! (aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE))) {
124 memcpy(&new_aces[j], &aces[i], sizeof(ace_t));
133 LOG(log_debug7, logtype_afpd, "strip_trivial_aces: non-trivial ACEs: %d", nontrivaces);
141 Remove non-trivial ACEs "in-place". Returns no of trivial ACEs.
143 static int strip_nontrivial_aces(ace_t **saces, int sacecount)
148 ace_t *aces = *saces;
151 /* Count trivial ACEs */
152 for (i=0; i < sacecount; ) {
153 if ((aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)))
157 /* malloc buffer for new ACL */
158 EC_NULL_LOG(new_aces = malloc(trivaces * sizeof(ace_t)));
160 /* Copy trivial ACEs */
161 for (i=0, j=0; i < sacecount; ) {
162 if ((aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE))) {
163 memcpy(&new_aces[j], &aces[i], sizeof(ace_t));
172 LOG(log_debug7, logtype_afpd, "strip_nontrivial_aces: trivial ACEs: %d", trivaces);
182 static ace_t *concat_aces(ace_t *aces1, int ace1count, ace_t *aces2, int ace2count)
185 ace_t *new_aces = NULL;
188 /* malloc buffer for new ACL */
189 EC_NULL_LOG(new_aces = malloc((ace1count + ace2count) * sizeof(ace_t)));
191 /* Copy ACEs from buf1 */
192 for (i=0; i < ace1count; ) {
193 memcpy(&new_aces[i], &aces1[i], sizeof(ace_t));
199 /* Copy ACEs from buf2 */
200 for (i=0; i < ace2count; ) {
201 memcpy(&new_aces[j], &aces2[i], sizeof(ace_t));
215 Maps ACE array from Solaris to Darwin. Darwin ACEs are stored in network byte order.
216 Return numer of mapped ACEs or -1 on error.
217 All errors while mapping (e.g. getting UUIDs from LDAP) are fatal.
219 static int map_aces_solaris_to_darwin(ace_t *aces, darwin_ace_t *darwin_aces, int ace_count)
225 struct passwd *pwd = NULL;
226 struct group *grp = NULL;
228 LOG(log_debug7, logtype_afpd, "map_aces_solaris_to_darwin: parsing %d ACES", ace_count);
231 LOG(log_debug7, logtype_afpd, "map_aces_solaris_to_darwin: parsing ACE No. %d", ace_count + 1);
232 /* if its a ACE resulting from nfsv4 mode mapping, discard it */
233 if (aces->a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)) {
234 LOG(log_debug, logtype_afpd, "map_aces_solaris_to_darwin: trivial ACE");
239 if ( ! (aces->a_flags & ACE_IDENTIFIER_GROUP) ) {
241 LOG(log_debug, logtype_afpd, "map_aces_solaris_to_darwin: found user ACE with uid: %d", aces->a_who);
243 EC_NULL_LOG(pwd = getpwuid(aces->a_who));
244 LOG(log_debug, logtype_afpd, "map_aces_solaris_to_darwin: uid: %d -> name: %s", aces->a_who, pwd->pw_name);
246 EC_ZERO_LOG(getuuidfromname(pwd->pw_name, UUID_USER, darwin_aces->darwin_ace_uuid));
248 /* its a group ace */
249 LOG(log_debug, logtype_afpd, "map_aces_solaris_to_darwin: found group ACE with gid: %d", aces->a_who);
251 EC_NULL_LOG(grp = getgrgid(aces->a_who));
252 LOG(log_debug, logtype_afpd, "map_aces_solaris_to_darwin: gid: %d -> name: %s", aces->a_who, grp->gr_name);
253 EC_ZERO_LOG(getuuidfromname(grp->gr_name, UUID_GROUP, darwin_aces->darwin_ace_uuid));
257 if (aces->a_type == ACE_ACCESS_ALLOWED_ACE_TYPE)
258 flags = DARWIN_ACE_FLAGS_PERMIT;
259 else if (aces->a_type == ACE_ACCESS_DENIED_ACE_TYPE)
260 flags = DARWIN_ACE_FLAGS_DENY;
261 else { /* unsupported type */
265 for(i=0; nfsv4_to_darwin_flags[i].from != 0; i++) {
266 if (aces->a_flags & nfsv4_to_darwin_flags[i].from)
267 flags |= nfsv4_to_darwin_flags[i].to;
269 darwin_aces->darwin_ace_flags = htonl(flags);
273 for (i=0; nfsv4_to_darwin_rights[i].from != 0; i++) {
274 if (aces->a_access_mask & nfsv4_to_darwin_rights[i].from)
275 rights |= nfsv4_to_darwin_rights[i].to;
277 darwin_aces->darwin_ace_rights = htonl(rights);
290 Maps ACE array from Darwin to Solaris. Darwin ACEs are expected in network byte order.
291 Return numer of mapped ACEs or -1 on error.
292 All errors while mapping (e.g. getting UUIDs from LDAP) are fatal.
294 int map_aces_darwin_to_solaris(darwin_ace_t *darwin_aces, ace_t *nfsv4_aces, int ace_count)
297 int i, mapped_aces = 0;
298 uint32_t darwin_ace_flags;
299 uint32_t darwin_ace_rights;
300 uint16_t nfsv4_ace_flags;
301 uint32_t nfsv4_ace_rights;
309 nfsv4_ace_rights = 0;
312 EC_ZERO(getnamefromuuid(darwin_aces->darwin_ace_uuid, &name, &uuidtype));
314 if (uuidtype == UUID_USER) {
315 EC_NULL_LOG(pwd = getpwnam(name));
316 nfsv4_aces->a_who = pwd->pw_uid;
317 } else { /* hopefully UUID_GROUP*/
318 EC_NULL_LOG(grp = getgrnam(name));
319 nfsv4_aces->a_who = (uid_t)(grp->gr_gid);
320 nfsv4_ace_flags |= ACE_IDENTIFIER_GROUP;
325 /* now type: allow/deny */
326 darwin_ace_flags = ntohl(darwin_aces->darwin_ace_flags);
327 if (darwin_ace_flags & DARWIN_ACE_FLAGS_PERMIT)
328 nfsv4_aces->a_type = ACE_ACCESS_ALLOWED_ACE_TYPE;
329 else if (darwin_ace_flags & DARWIN_ACE_FLAGS_DENY)
330 nfsv4_aces->a_type = ACE_ACCESS_DENIED_ACE_TYPE;
331 else { /* unsupported type */
336 for(i=0; darwin_to_nfsv4_flags[i].from != 0; i++) {
337 if (darwin_ace_flags & darwin_to_nfsv4_flags[i].from)
338 nfsv4_ace_flags |= darwin_to_nfsv4_flags[i].to;
342 darwin_ace_rights = ntohl(darwin_aces->darwin_ace_rights);
343 for (i=0; darwin_to_nfsv4_rights[i].from != 0; i++) {
344 if (darwin_ace_rights & darwin_to_nfsv4_rights[i].from)
345 nfsv4_ace_rights |= darwin_to_nfsv4_rights[i].to;
348 LOG(log_debug9, logtype_afpd, "map_aces_darwin_to_solaris: ACE flags: Darwin:%08x -> NFSv4:%04x", darwin_ace_flags, nfsv4_ace_flags);
349 LOG(log_debug9, logtype_afpd, "map_aces_darwin_to_solaris: ACE rights: Darwin:%08x -> NFSv4:%08x", darwin_ace_rights, nfsv4_ace_rights);
351 nfsv4_aces->a_flags = nfsv4_ace_flags;
352 nfsv4_aces->a_access_mask = nfsv4_ace_rights;
365 #endif /* HAVE_SOLARIS_ACLS */
367 /********************************************************
369 ********************************************************/
371 #ifdef HAVE_POSIX_ACLS
374 * Add entries of one acl to another acl
376 * @param aclp (rw) destination acl where new aces will be added
377 * @param acl (r) source acl where aces will be copied from
379 * @returns 0 on success, -1 on error
381 static int acl_add_acl(acl_t *aclp, const acl_t acl)
387 for (id = ACL_FIRST_ENTRY; acl_get_entry(acl, id, &se) == 1; id = ACL_NEXT_ENTRY) {
388 EC_ZERO_LOG_ERR(acl_create_entry(aclp, &de), AFPERR_MISC);
389 EC_ZERO_LOG_ERR(acl_copy_entry(de, se), AFPERR_MISC);
397 * Map Darwin ACE rights to POSIX 1e perm
399 * We can only map few rights:
400 * DARWIN_ACE_READ_DATA -> ACL_READ
401 * DARWIN_ACE_WRITE_DATA -> ACL_WRITE
402 * DARWIN_ACE_DELETE_CHILD & (is_dir == 1) -> ACL_WRITE
403 * DARWIN_ACE_EXECUTE -> ACL_EXECUTE
405 * @param entry (rw) result of the mapping
406 * @param is_dir (r) 1 for dirs, 0 for files
408 * @returns mapping result as acl_perm_t, -1 on error
410 static acl_perm_t map_darwin_right_to_posix_permset(uint32_t darwin_ace_rights, int is_dir)
414 if (darwin_ace_rights & DARWIN_ACE_READ_DATA)
417 if (darwin_ace_rights & (DARWIN_ACE_WRITE_DATA | (DARWIN_ACE_DELETE_CHILD & is_dir)))
420 if (darwin_ace_rights & DARWIN_ACE_EXECUTE)
427 * Add a ACL_USER or ACL_GROUP permission to an ACL, extending existing ACEs
429 * Add a permission of "type" for user or group "id" to an ACL. Scan the ACL
430 * for existing permissions for this type/id, if there is one add the perm,
431 * otherwise create a new ACL entry.
432 * perm can be or'ed ACL_READ, ACL_WRITE and ACL_EXECUTE.
434 * @param aclp (rw) pointer to ACL
435 * @param type (r) acl_tag_t of ACL_USER or ACL_GROUP
436 * @param id (r) uid_t uid for ACL_USER, or gid casted to uid_t for ACL_GROUP
437 * @param perm (r) acl_perm_t permissions to add
439 * @returns 0 on success, -1 on failure
441 static int posix_acl_add_perm(acl_t *aclp, acl_tag_t type, uid_t id, acl_perm_t perm)
447 int entry_id = ACL_FIRST_ENTRY;
448 acl_permset_t permset;
451 for ( ; (! found) && acl_get_entry(*aclp, entry_id, &e) == 1; entry_id = ACL_NEXT_ENTRY) {
452 EC_ZERO_LOG(acl_get_tag_type(e, &tag));
453 if (tag != ACL_USER && tag != ACL_GROUP)
455 EC_NULL_LOG(eid = (uid_t *)acl_get_qualifier(e));
456 if ((*eid == id) && (type == tag)) {
457 /* found an ACE for this type/id */
459 EC_ZERO_LOG(acl_get_permset(e, &permset));
460 EC_ZERO_LOG(acl_add_perm(permset, perm));
468 /* there was no existing ACE for this type/id */
469 EC_ZERO_LOG(acl_create_entry(aclp, &e));
470 EC_ZERO_LOG(acl_set_tag_type(e, type));
471 EC_ZERO_LOG(acl_set_qualifier(e, &id));
472 EC_ZERO_LOG(acl_get_permset(e, &permset));
473 EC_ZERO_LOG(acl_clear_perms(permset));
474 EC_ZERO_LOG(acl_add_perm(permset, perm));
475 EC_ZERO_LOG(acl_set_permset(e, permset));
479 if (eid) acl_free(eid);
485 * Map Darwin ACL to POSIX ACL.
487 * aclp must point to a acl_init'ed acl_t or an acl_t that can eg contain default ACEs.
488 * Mapping pecularities:
489 * - we create a default ace (which inherits to files and dirs) if either
490 DARWIN_ACE_FLAGS_FILE_INHERIT or DARWIN_ACE_FLAGS_DIRECTORY_INHERIT is requested
491 * - we throw away DARWIN_ACE_FLAGS_LIMIT_INHERIT (can't be mapped), thus the ACL will
494 * @param darwin_aces (r) pointer to darwin_aces buffer
495 * @param def_aclp (rw) directories: pointer to an initialized acl_t with the default acl
496 * files: *def_aclp will be NULL
497 * @param acc_aclp (rw) pointer to an initialized acl_t with the access acl
498 * @param ace_count (r) number of ACEs in darwin_aces buffer
500 * @returns 0 on success storing the result in aclp, -1 on error.
502 static int map_aces_darwin_to_posix(const darwin_ace_t *darwin_aces,
513 uint32_t darwin_ace_flags, darwin_ace_rights;
517 for ( ; ace_count != 0; ace_count--, darwin_aces++) {
518 /* type: allow/deny, posix only has allow */
519 darwin_ace_flags = ntohl(darwin_aces->darwin_ace_flags);
520 if ( ! (darwin_ace_flags & DARWIN_ACE_FLAGS_PERMIT))
523 darwin_ace_rights = ntohl(darwin_aces->darwin_ace_rights);
524 perm = map_darwin_right_to_posix_permset(darwin_ace_rights, (*def_aclp != NULL));
526 continue; /* dont add empty perm */
528 LOG(log_debug, logtype_afpd, "map_ace: no: %u, flags: %08x, darwin: %08x, posix: %02x",
529 ace_count, darwin_ace_flags, darwin_ace_rights, perm);
532 EC_ZERO_LOG(getnamefromuuid(darwin_aces->darwin_ace_uuid, &name, &uuidtype));
533 if (uuidtype == UUID_USER) {
534 EC_NULL_LOG(pwd = getpwnam(name));
537 LOG(log_debug, logtype_afpd, "map_ace: name: %s, uid: %u", name, id);
538 } else { /* hopefully UUID_GROUP*/
539 EC_NULL_LOG(grp = getgrnam(name));
541 id = (uid_t)(grp->gr_gid);
542 LOG(log_debug, logtype_afpd, "map_ace: name: %s, gid: %u", name, id);
547 if (darwin_ace_flags & DARWIN_ACE_INHERIT_CONTROL_FLAGS) {
548 if (*def_aclp == NULL) {
549 /* ace request inheritane but we haven't got a default acl pointer */
550 LOG(log_warning, logtype_afpd, "map_acl: unexpected ACE, flags: 0x%04x",
554 /* add it as default ace */
555 EC_ZERO_LOG(posix_acl_add_perm(def_aclp, tag, id, perm));
558 if (! (darwin_ace_flags & DARWIN_ACE_FLAGS_ONLY_INHERIT))
559 /* if it not a "inherit only" ace, it must be added as access aces too */
560 EC_ZERO_LOG(posix_acl_add_perm(acc_aclp, tag, id, perm));
562 EC_ZERO_LOG(posix_acl_add_perm(acc_aclp, tag, id, perm));
574 * Map ACEs from POSIX to Darwin.
575 * type is either POSIX_DEFAULT_2_DARWIN or POSIX_ACCESS_2_DARWIN, cf. acl_get_file.
576 * Return number of mapped ACES, -1 on error.
578 static int map_acl_posix_to_darwin(int type, const acl_t acl, darwin_ace_t *darwin_aces)
583 int entry_id = ACL_FIRST_ENTRY;
586 acl_permset_t permset, mask;
589 struct passwd *pwd = NULL;
590 struct group *grp = NULL;
593 darwin_ace_t *saved_darwin_aces = darwin_aces;
595 LOG(log_maxdebug, logtype_afpd, "map_aces_posix_to_darwin(%s)",
596 (type & MAP_MASK) == POSIX_DEFAULT_2_DARWIN ?
597 "POSIX_DEFAULT_2_DARWIN" : "POSIX_ACCESS_2_DARWIN");
599 /* itereate through all ACEs */
600 while (acl_get_entry(acl, entry_id, &e) == 1) {
601 entry_id = ACL_NEXT_ENTRY;
604 EC_ZERO_LOG(acl_get_tag_type(e, &tag));
606 /* we return user and group ACE */
609 EC_NULL_LOG(uid = (uid_t *)acl_get_qualifier(e));
610 EC_NULL_LOG(pwd = getpwuid(*uid));
611 LOG(log_debug, logtype_afpd, "map_aces_posix_to_darwin: uid: %d -> name: %s",
613 EC_ZERO_LOG(getuuidfromname(pwd->pw_name, UUID_USER, darwin_aces->darwin_ace_uuid));
619 EC_NULL_LOG(gid = (gid_t *)acl_get_qualifier(e));
620 EC_NULL_LOG(grp = getgrgid(*gid));
621 LOG(log_debug, logtype_afpd, "map_aces_posix_to_darwin: gid: %d -> name: %s",
623 EC_ZERO_LOG(getuuidfromname(grp->gr_name, UUID_GROUP, darwin_aces->darwin_ace_uuid));
628 /* store mask so we can apply it later in a second loop */
630 EC_ZERO_LOG(acl_get_permset(e, &mask));
639 flags = DARWIN_ACE_FLAGS_PERMIT;
640 if ((type & MAP_MASK) == POSIX_DEFAULT_2_DARWIN)
641 flags |= DARWIN_ACE_FLAGS_FILE_INHERIT
642 | DARWIN_ACE_FLAGS_DIRECTORY_INHERIT
643 | DARWIN_ACE_FLAGS_ONLY_INHERIT;
644 darwin_aces->darwin_ace_flags = htonl(flags);
647 EC_ZERO_LOG(acl_get_permset(e, &permset));
650 if (acl_get_perm(permset, ACL_READ))
651 rights = DARWIN_ACE_READ_DATA
652 | DARWIN_ACE_READ_EXTATTRIBUTES
653 | DARWIN_ACE_READ_ATTRIBUTES
654 | DARWIN_ACE_READ_SECURITY;
655 if (acl_get_perm(permset, ACL_WRITE)) {
656 rights |= DARWIN_ACE_WRITE_DATA
657 | DARWIN_ACE_APPEND_DATA
658 | DARWIN_ACE_WRITE_EXTATTRIBUTES
659 | DARWIN_ACE_WRITE_ATTRIBUTES;
660 if ((type & ~MAP_MASK) == IS_DIR)
661 rights |= DARWIN_ACE_DELETE;
663 if (acl_get_perm(permset, ACL_EXECUTE))
664 rights |= DARWIN_ACE_EXECUTE;
666 darwin_aces->darwin_ace_rights = htonl(rights);
673 /* Loop through the mapped ACE buffer once again, applying the mask */
674 /* Map the mask to Darwin ACE rights first */
676 if (acl_get_perm(mask, ACL_READ))
677 rights = DARWIN_ACE_READ_DATA
678 | DARWIN_ACE_READ_EXTATTRIBUTES
679 | DARWIN_ACE_READ_ATTRIBUTES
680 | DARWIN_ACE_READ_SECURITY;
681 if (acl_get_perm(mask, ACL_WRITE)) {
682 rights |= DARWIN_ACE_WRITE_DATA
683 | DARWIN_ACE_APPEND_DATA
684 | DARWIN_ACE_WRITE_EXTATTRIBUTES
685 | DARWIN_ACE_WRITE_ATTRIBUTES;
686 if ((type & ~MAP_MASK) == IS_DIR)
687 rights |= DARWIN_ACE_DELETE;
689 if (acl_get_perm(mask, ACL_EXECUTE))
690 rights |= DARWIN_ACE_EXECUTE;
691 for (int i = mapped_aces; i > 0; i--) {
692 saved_darwin_aces->darwin_ace_rights &= htonl(rights);
696 EC_STATUS(mapped_aces);
699 if (uid) acl_free(uid);
700 if (gid) acl_free(gid);
706 * Multiplex ACL mapping (SOLARIS_2_DARWIN, DARWIN_2_SOLARIS, POSIX_2_DARWIN, DARWIN_2_POSIX).
707 * Reads from 'aces' buffer, writes to 'rbuf' buffer.
708 * Caller must provide buffer.
709 * Darwin ACEs are read and written in network byte order.
710 * Needs to know how many ACEs are in the ACL (ace_count) for Solaris ACLs.
711 * Ignores trivial ACEs.
712 * Return no of mapped ACEs or -1 on error.
714 static int map_acl(int type, void *acl, darwin_ace_t *buf, int ace_count)
718 LOG(log_debug9, logtype_afpd, "map_acl: BEGIN");
720 switch (type & MAP_MASK) {
722 #ifdef HAVE_SOLARIS_ACLS
723 case SOLARIS_2_DARWIN:
724 mapped_aces = map_aces_solaris_to_darwin( acl, buf, ace_count);
727 case DARWIN_2_SOLARIS:
728 mapped_aces = map_aces_darwin_to_solaris( buf, acl, ace_count);
730 #endif /* HAVE_SOLARIS_ACLS */
732 #ifdef HAVE_POSIX_ACLS
733 case POSIX_DEFAULT_2_DARWIN:
734 mapped_aces = map_acl_posix_to_darwin(type, (const acl_t)acl, buf);
737 case POSIX_ACCESS_2_DARWIN:
738 mapped_aces = map_acl_posix_to_darwin(type, (const acl_t)acl, buf);
741 case DARWIN_2_POSIX_DEFAULT:
744 case DARWIN_2_POSIX_ACCESS:
746 #endif /* HAVE_POSIX_ACLS */
753 LOG(log_debug9, logtype_afpd, "map_acl: END");
757 /* Get ACL from object omitting trivial ACEs. Map to Darwin ACL style and
758 store Darwin ACL at rbuf. Add length of ACL written to rbuf to *rbuflen.
759 Returns 0 on success, -1 on error. */
760 static int get_and_map_acl(char *name, char *rbuf, size_t *rbuflen)
765 uint32_t *darwin_ace_count = (u_int32_t *)rbuf;
766 #ifdef HAVE_SOLARIS_ACLS
770 #ifdef HAVE_POSIX_ACLS
773 LOG(log_debug9, logtype_afpd, "get_and_map_acl: BEGIN");
775 /* Skip length and flags */
780 #ifdef HAVE_SOLARIS_ACLS
781 EC_NEG1(ace_count = get_nfsv4_acl(name, &aces));
782 EC_NEG1(mapped_aces = map_acl(SOLARIS_2_DARWIN, aces, (darwin_ace_t *)rbuf, ace_count));
783 #endif /* HAVE_SOLARIS_ACLS */
785 #ifdef HAVE_POSIX_ACLS
786 acl_t defacl = NULL , accacl = NULL;
788 /* stat to check if its a dir */
789 EC_ZERO_LOG(stat(name, &st));
791 /* if its a dir, check for default acl too */
793 if (S_ISDIR(st.st_mode)) {
795 EC_NULL_LOG(defacl = acl_get_file(name, ACL_TYPE_DEFAULT));
796 EC_NEG1(mapped_aces = map_acl(POSIX_DEFAULT_2_DARWIN | dirflag,
798 (darwin_ace_t *)rbuf,
802 EC_NULL_LOG(accacl = acl_get_file(name, ACL_TYPE_ACCESS));
805 EC_NEG1(tmp = map_acl(POSIX_ACCESS_2_DARWIN | dirflag,
807 (darwin_ace_t *)(rbuf + mapped_aces * sizeof(darwin_ace_t)),
810 #endif /* HAVE_POSIX_ACLS */
812 LOG(log_debug, logtype_afpd, "get_and_map_acl: mapped %d ACEs", mapped_aces);
814 *darwin_ace_count = htonl(mapped_aces);
815 *rbuflen += sizeof(darwin_acl_header_t) + (mapped_aces * sizeof(darwin_ace_t));
820 #ifdef HAVE_SOLARIS_ACLS
821 if (aces) free(aces);
823 #ifdef HAVE_POSIX_ACLS
824 if (defacl) acl_free(defacl);
825 if (accacl) acl_free(accacl);
826 #endif /* HAVE_POSIX_ACLS */
828 LOG(log_debug9, logtype_afpd, "get_and_map_acl: END");
833 /* Removes all non-trivial ACLs from object. Returns full AFPERR code. */
834 static int remove_acl(const struct vol *vol,const char *path, int dir)
838 #if (defined HAVE_SOLARIS_ACLS || defined HAVE_POSIX_ACLS)
839 /* Ressource etc. first */
840 if ((ret = vol->vfs->vfs_remove_acl(vol, path, dir)) != AFP_OK)
842 /* now the data fork or dir */
843 ret = remove_acl_vfs(path);
850 - the client sends a complete list of ACEs, not only new ones. So we dont need to do
851 any combination business (one exception being 'kFileSec_Inherit': see next)
852 - client might request that we add inherited ACEs via 'kFileSec_Inherit'.
853 We will store inherited ACEs first, which is Darwins canonical order.
854 - returns AFPerror code
856 #ifdef HAVE_SOLARIS_ACLS
857 static int set_acl(const struct vol *vol,
864 int i, nfsv4_ace_count;
865 int tocopy_aces_count = 0, new_aces_count = 0, trivial_ace_count = 0;
866 ace_t *old_aces, *new_aces = NULL;
869 LOG(log_debug9, logtype_afpd, "set_acl: BEGIN");
872 /* inherited + trivial ACEs */
873 flags = ACE_INHERITED_ACE | ACE_OWNER | ACE_GROUP | ACE_EVERYONE;
875 /* only trivial ACEs */
876 flags = ACE_OWNER | ACE_GROUP | ACE_EVERYONE;
878 /* Get existing ACL and count ACEs which have to be copied */
879 if ((nfsv4_ace_count = get_nfsv4_acl(name, &old_aces)) == -1)
881 for ( i=0; i < nfsv4_ace_count; i++) {
882 if (old_aces[i].a_flags & flags)
886 /* Now malloc buffer exactly sized to fit all new ACEs */
887 if ((new_aces = malloc((ace_count + tocopy_aces_count) * sizeof(ace_t))) == NULL) {
888 LOG(log_error, logtype_afpd, "set_acl: malloc %s", strerror(errno));
889 EC_STATUS(AFPERR_MISC);
893 /* Start building new ACL */
895 /* Copy local inherited ACEs. Therefore we have 'Darwin canonical order' (see chmod there):
896 inherited ACEs first. */
898 for (i=0; i < nfsv4_ace_count; i++) {
899 if (old_aces[i].a_flags & ACE_INHERITED_ACE) {
900 memcpy(&new_aces[new_aces_count], &old_aces[i], sizeof(ace_t));
905 LOG(log_debug7, logtype_afpd, "set_acl: copied %d inherited ACEs", new_aces_count);
907 /* Now the ACEs from the client */
908 if (EC_NEG1_CUSTOM(map_acl(DARWIN_2_SOLARIS,
909 &new_aces[new_aces_count],
912 EC_STATUS(AFPERR_PARAM);
915 new_aces_count += ace_count;
916 LOG(log_debug7, logtype_afpd, "set_acl: mapped %d ACEs from client", ace_count);
918 /* Now copy the trivial ACEs */
919 for (i=0; i < nfsv4_ace_count; i++) {
920 if (old_aces[i].a_flags & (ACE_OWNER | ACE_GROUP | ACE_EVERYONE)) {
921 memcpy(&new_aces[new_aces_count], &old_aces[i], sizeof(ace_t));
926 LOG(log_debug7, logtype_afpd, "set_acl: copied %d trivial ACEs", trivial_ace_count);
928 /* Ressourcefork first.
929 Note: for dirs we set the same ACL on the .AppleDouble/.Parent _file_. This
930 might be strange for ACE_DELETE_CHILD and for inheritance flags. */
931 if (EC_ZERO_CUSTOM(vol->vfs->vfs_acl(vol, name, ACE_SETACL, new_aces_count, new_aces))) {
932 LOG(log_error, logtype_afpd, "set_acl: error setting acl: %s", strerror(errno));
933 if (errno == (EACCES | EPERM))
934 EC_STATUS(AFPERR_ACCESS);
935 else if (errno == ENOENT)
936 EC_STATUS(AFPERR_NOITEM);
938 EC_STATUS(AFPERR_MISC);
941 if (EC_ZERO_CUSTOM(acl(name, ACE_SETACL, new_aces_count, new_aces))) {
942 LOG(log_error, logtype_afpd, "set_acl: error setting acl: %s", strerror(errno));
943 if (errno == (EACCES | EPERM))
944 EC_STATUS(AFPERR_ACCESS);
945 else if (errno == ENOENT)
946 EC_STATUS(AFPERR_NOITEM);
948 EC_STATUS(AFPERR_MISC);
955 if (old_aces) free(old_aces);
956 if (new_aces) free(new_aces);
958 LOG(log_debug9, logtype_afpd, "set_acl: END");
961 #endif /* HAVE_SOLARIS_ACLS */
963 #ifdef HAVE_POSIX_ACLS
964 static int set_acl(const struct vol *vol,
971 acl_t def_acl = NULL;
972 acl_t acc_acl = NULL;
974 LOG(log_maxdebug, logtype_afpd, "set_acl: BEGIN");
977 EC_ZERO_LOG_ERR(stat(name, &st), AFPERR_NOOBJ);
979 /* seed default ACL with access ACL */
980 if (S_ISDIR(st.st_mode))
981 EC_NULL_LOG_ERR(def_acl = acl_get_file(name, ACL_TYPE_ACCESS), AFPERR_MISC);
983 /* for files def_acl will be NULL */
985 /* create access acl from mode */
986 EC_NULL_LOG_ERR(acc_acl = acl_from_mode(st.st_mode), AFPERR_MISC);
988 /* adds the clients aces */
989 EC_ZERO_ERR(map_aces_darwin_to_posix(daces, &def_acl, &acc_acl, ace_count), AFPERR_MISC);
991 /* calcuate ACL mask */
992 EC_ZERO_LOG_ERR(acl_calc_mask(&acc_acl), AFPERR_MISC);
995 EC_ZERO_LOG_ERR(acl_valid(acc_acl), AFPERR_MISC);
998 EC_ZERO_LOG_ERR(acl_set_file(name, ACL_TYPE_ACCESS, acc_acl), AFPERR_MISC);
999 EC_ZERO_LOG_ERR(vol->vfs->vfs_acl(vol, name, ACL_TYPE_ACCESS, 0, acc_acl), AFPERR_MISC);
1002 EC_ZERO_LOG_ERR(acl_set_file(name, ACL_TYPE_DEFAULT, def_acl), AFPERR_MISC);
1003 EC_ZERO_LOG_ERR(vol->vfs->vfs_acl(vol, name, ACL_TYPE_DEFAULT, 0, def_acl), AFPERR_MISC);
1010 LOG(log_maxdebug, logtype_afpd, "set_acl: END");
1013 #endif /* HAVE_POSIX_ACLS */
1016 Checks if a given UUID has requested_rights(type darwin_ace_rights) for path.
1017 Note: this gets called frequently and is a good place for optimizations !
1019 #ifdef HAVE_SOLARIS_ACLS
1020 static int check_acl_access(const char *path, const uuidp_t uuid, uint32_t requested_darwin_rights)
1022 int ret, i, ace_count, dir, checkgroup;
1023 char *username = NULL; /* might be group too */
1024 uuidtype_t uuidtype;
1027 uint32_t requested_rights = 0, allowed_rights = 0, denied_rights = 0;
1031 int check_user_trivace = 0, check_group_trivace = 0;
1038 LOG(log_debug9, logtype_afpd, "check_access: BEGIN. Request: %08x", requested_darwin_rights);
1040 /* Get uid or gid from UUID */
1041 if ( (getnamefromuuid(uuid, &username, &uuidtype)) != 0) {
1042 LOG(log_error, logtype_afpd, "check_access: error getting name from UUID");
1043 return AFPERR_PARAM;
1047 if ((lstat(path, &st)) != 0) {
1048 LOG(log_error, logtype_afpd, "check_access: stat: %s", strerror(errno));
1052 dir = S_ISDIR(st.st_mode);
1054 if (uuidtype == UUID_USER) {
1055 pwd = getpwnam(username);
1057 LOG(log_error, logtype_afpd, "check_access: getpwnam: %s", strerror(errno));
1064 /* If user is file/dir owner we must check the user trivial ACE */
1065 if (uid == st.st_uid) {
1066 LOG(log_debug, logtype_afpd, "check_access: user: %s is files owner. Must check trivial user ACE", username);
1067 check_user_trivace = 1;
1070 /* Now check if requested user is files owning group. If yes we must check the group trivial ACE */
1071 if ( (check_group(username, uid, pgid, st.st_gid)) == 0) {
1072 LOG(log_debug, logtype_afpd, "check_access: user: %s is in group: %d. Must check trivial group ACE", username, st.st_gid);
1073 check_group_trivace = 1;
1075 } else { /* hopefully UUID_GROUP*/
1076 LOG(log_error, logtype_afpd, "check_access: afp_access for UUID of groups not supported!");
1078 grp = getgrnam(username);
1080 LOG(log_error, logtype_afpd, "check_access: getgrnam: %s", strerror(errno));
1083 if (st.st_gid == grp->gr_gid )
1084 check_group_trivace = 1;
1088 /* Map requested rights to Solaris style. */
1089 for (i=0; darwin_to_nfsv4_rights[i].from != 0; i++) {
1090 if (requested_darwin_rights & darwin_to_nfsv4_rights[i].from)
1091 requested_rights |= darwin_to_nfsv4_rights[i].to;
1094 /* Get ACL from file/dir */
1095 if ( (ace_count = get_nfsv4_acl(path, &aces)) == -1) {
1096 LOG(log_error, logtype_afpd, "check_access: error getting ACEs");
1100 if (ace_count == 0) {
1101 LOG(log_debug, logtype_afpd, "check_access: 0 ACEs from get_nfsv4_acl");
1106 /* Now check requested rights */
1107 ret = AFPERR_ACCESS;
1109 do { /* Loop through ACEs */
1110 who = aces[i].a_who;
1111 flags = aces[i].a_flags;
1112 type = aces[i].a_type;
1113 rights = aces[i].a_access_mask;
1115 if (flags & ACE_INHERIT_ONLY_ACE)
1118 /* Check if its a group ACE and set checkgroup to 1 if yes */
1120 if ( (flags & ACE_IDENTIFIER_GROUP) && !(flags & ACE_GROUP) ) {
1121 if ( (check_group(username, uid, pgid, who)) == 0)
1127 /* Now the tricky part: decide if ACE effects our user. I'll explain:
1128 if its a dedicated (non trivial) ACE for the user
1130 if its a ACE for a group we're member of
1132 if its a trivial ACE_OWNER ACE and requested UUID is the owner
1134 if its a trivial ACE_GROUP ACE and requested UUID is group
1136 if its a trivial ACE_EVERYONE ACE
1140 ( (who == uid) && !(flags & (ACE_TRIVIAL|ACE_IDENTIFIER_GROUP)) ) ||
1142 ( (flags & ACE_OWNER) && check_user_trivace ) ||
1143 ( (flags & ACE_GROUP) && check_group_trivace ) ||
1144 ( flags & ACE_EVERYONE )
1146 /* Found an applicable ACE */
1147 if (type == ACE_ACCESS_ALLOWED_ACE_TYPE)
1148 allowed_rights |= rights;
1149 else if (type == ACE_ACCESS_DENIED_ACE_TYPE)
1150 /* Only or to denied rights if not previously allowed !! */
1151 denied_rights |= ((!allowed_rights) & rights);
1153 } while (++i < ace_count);
1156 /* Darwin likes to ask for "delete_child" on dir,
1157 "write_data" is actually the same, so we add that for dirs */
1158 if (dir && (allowed_rights & ACE_WRITE_DATA))
1159 allowed_rights |= ACE_DELETE_CHILD;
1161 if (requested_rights & denied_rights) {
1162 LOG(log_debug, logtype_afpd, "check_access: some requested right was denied:");
1163 ret = AFPERR_ACCESS;
1164 } else if ((requested_rights & allowed_rights) != requested_rights) {
1165 LOG(log_debug, logtype_afpd, "check_access: some requested right wasn't allowed:");
1166 ret = AFPERR_ACCESS;
1168 LOG(log_debug, logtype_afpd, "check_access: all requested rights are allowed:");
1172 LOG(log_debug, logtype_afpd, "check_access: Requested rights: %08x, allowed_rights: %08x, denied_rights: %08x, Result: %d",
1173 requested_rights, allowed_rights, denied_rights, ret);
1179 LOG(log_debug9, logtype_afpd, "check_access: END");
1183 #endif /* HAVE_SOLARIS_ACLS */
1185 #ifdef HAVE_POSIX_ACLS
1186 static int check_acl_access(const char *path, const uuidp_t uuid, uint32_t requested_darwin_rights)
1189 * FIXME: for OS X >= 10.6 it seems fp_access isn't called anymore, instead
1190 * the client just tries to perform any action, relying on the server
1191 * to enforce permission (which the OS does for us), returning appropiate
1192 * error codes in case the action failed.
1193 * So to summarize: I think it's safe to not implement this function and
1194 * just always return AFP_OK.
1198 #endif /* HAVE_POSIX_ACLS */
1200 /********************************************************
1202 ********************************************************/
1204 int afp_access(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1209 uint32_t did, darwin_ace_rights;
1211 struct path *s_path;
1214 LOG(log_debug9, logtype_afpd, "afp_access: BEGIN");
1219 memcpy(&vid, ibuf, sizeof( vid ));
1220 ibuf += sizeof(vid);
1221 if (NULL == ( vol = getvolbyvid( vid ))) {
1222 LOG(log_error, logtype_afpd, "afp_access: error getting volid:%d", vid);
1223 return AFPERR_NOOBJ;
1226 memcpy(&did, ibuf, sizeof( did ));
1227 ibuf += sizeof( did );
1228 if (NULL == ( dir = dirlookup( vol, did ))) {
1229 LOG(log_error, logtype_afpd, "afp_access: error getting did:%d", did);
1236 /* Store UUID address */
1237 uuid = (uuidp_t)ibuf;
1238 ibuf += UUID_BINSIZE;
1240 /* Store ACE rights */
1241 memcpy(&darwin_ace_rights, ibuf, 4);
1242 darwin_ace_rights = ntohl(darwin_ace_rights);
1245 /* get full path and handle file/dir subtleties in netatalk code*/
1246 if (NULL == ( s_path = cname( vol, dir, &ibuf ))) {
1247 LOG(log_error, logtype_afpd, "afp_getacl: cname got an error!");
1248 return AFPERR_NOOBJ;
1250 if (!s_path->st_valid)
1251 of_statdir(vol, s_path);
1252 if ( s_path->st_errno != 0 ) {
1253 LOG(log_error, logtype_afpd, "afp_getacl: cant stat");
1254 return AFPERR_NOOBJ;
1257 ret = check_acl_access(s_path->u_name, uuid, darwin_ace_rights);
1259 LOG(log_debug9, logtype_afpd, "afp_access: END");
1263 int afp_getacl(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1269 uint16_t vid, bitmap;
1270 struct path *s_path;
1274 LOG(log_debug9, logtype_afpd, "afp_getacl: BEGIN");
1278 memcpy(&vid, ibuf, sizeof( vid ));
1279 ibuf += sizeof(vid);
1280 if (NULL == ( vol = getvolbyvid( vid ))) {
1281 LOG(log_error, logtype_afpd, "afp_getacl: error getting volid:%d", vid);
1282 return AFPERR_NOOBJ;
1285 memcpy(&did, ibuf, sizeof( did ));
1286 ibuf += sizeof( did );
1287 if (NULL == ( dir = dirlookup( vol, did ))) {
1288 LOG(log_error, logtype_afpd, "afp_getacl: error getting did:%d", did);
1292 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1293 memcpy(rbuf, ibuf, sizeof( bitmap ));
1294 bitmap = ntohs( bitmap );
1295 ibuf += sizeof( bitmap );
1296 rbuf += sizeof( bitmap );
1297 *rbuflen += sizeof( bitmap );
1299 /* skip maxreplysize */
1302 /* get full path and handle file/dir subtleties in netatalk code*/
1303 if (NULL == ( s_path = cname( vol, dir, &ibuf ))) {
1304 LOG(log_error, logtype_afpd, "afp_getacl: cname got an error!");
1305 return AFPERR_NOOBJ;
1307 if (!s_path->st_valid)
1308 of_statdir(vol, s_path);
1309 if ( s_path->st_errno != 0 ) {
1310 LOG(log_error, logtype_afpd, "afp_getacl: cant stat");
1311 return AFPERR_NOOBJ;
1314 /* Shall we return owner UUID ? */
1315 if (bitmap & kFileSec_UUID) {
1316 LOG(log_debug, logtype_afpd, "afp_getacl: client requested files owner user UUID");
1317 if (NULL == (pw = getpwuid(s_path->st.st_uid)))
1319 LOG(log_debug, logtype_afpd, "afp_getacl: got uid: %d, name: %s", s_path->st.st_uid, pw->pw_name);
1320 if ((ret = getuuidfromname(pw->pw_name, UUID_USER, rbuf)) != 0)
1322 rbuf += UUID_BINSIZE;
1323 *rbuflen += UUID_BINSIZE;
1326 /* Shall we return group UUID ? */
1327 if (bitmap & kFileSec_GRPUUID) {
1328 LOG(log_debug, logtype_afpd, "afp_getacl: client requested files owner group UUID");
1329 if (NULL == (gr = getgrgid(s_path->st.st_gid)))
1331 LOG(log_debug, logtype_afpd, "afp_getacl: got gid: %d, name: %s", s_path->st.st_gid, gr->gr_name);
1332 if ((ret = getuuidfromname(gr->gr_name, UUID_GROUP, rbuf)) != 0)
1334 rbuf += UUID_BINSIZE;
1335 *rbuflen += UUID_BINSIZE;
1338 /* Shall we return ACL ? */
1339 if (bitmap & kFileSec_ACL) {
1340 LOG(log_debug, logtype_afpd, "afp_getacl: client requested files ACL");
1341 get_and_map_acl(s_path->u_name, rbuf, rbuflen);
1344 LOG(log_debug9, logtype_afpd, "afp_getacl: END");
1348 int afp_setacl(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1354 uint16_t vid, bitmap;
1355 struct path *s_path;
1357 LOG(log_debug9, logtype_afpd, "afp_setacl: BEGIN");
1361 memcpy(&vid, ibuf, sizeof( vid ));
1362 ibuf += sizeof(vid);
1363 if (NULL == ( vol = getvolbyvid( vid ))) {
1364 LOG(log_error, logtype_afpd, "afp_setacl: error getting volid:%d", vid);
1365 return AFPERR_NOOBJ;
1368 memcpy(&did, ibuf, sizeof( did ));
1369 ibuf += sizeof( did );
1370 if (NULL == ( dir = dirlookup( vol, did ))) {
1371 LOG(log_error, logtype_afpd, "afp_setacl: error getting did:%d", did);
1375 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1376 bitmap = ntohs( bitmap );
1377 ibuf += sizeof( bitmap );
1379 /* get full path and handle file/dir subtleties in netatalk code*/
1380 if (NULL == ( s_path = cname( vol, dir, &ibuf ))) {
1381 LOG(log_error, logtype_afpd, "afp_setacl: cname got an error!");
1382 return AFPERR_NOOBJ;
1384 if (!s_path->st_valid)
1385 of_statdir(vol, s_path);
1386 if ( s_path->st_errno != 0 ) {
1387 LOG(log_error, logtype_afpd, "afp_setacl: cant stat");
1388 return AFPERR_NOOBJ;
1390 LOG(log_debug, logtype_afpd, "afp_setacl: unixname: %s", s_path->u_name);
1393 if ((unsigned long)ibuf & 1)
1396 /* Start processing request */
1398 /* Change owner: dont even try */
1399 if (bitmap & kFileSec_UUID) {
1400 LOG(log_note, logtype_afpd, "afp_setacl: change owner request, discarded");
1401 ret = AFPERR_ACCESS;
1402 ibuf += UUID_BINSIZE;
1405 /* Change group: certain changes might be allowed, so try it. FIXME: not implemented yet. */
1406 if (bitmap & kFileSec_UUID) {
1407 LOG(log_note, logtype_afpd, "afp_setacl: change group request, not supported");
1409 ibuf += UUID_BINSIZE;
1413 if (bitmap & kFileSec_REMOVEACL) {
1414 LOG(log_debug, logtype_afpd, "afp_setacl: Remove ACL request.");
1415 if ((ret = remove_acl(vol, s_path->u_name, S_ISDIR(s_path->st.st_mode))) != AFP_OK)
1416 LOG(log_error, logtype_afpd, "afp_setacl: error from remove_acl");
1420 if (bitmap & kFileSec_ACL) {
1421 LOG(log_debug, logtype_afpd, "afp_setacl: Change ACL request.");
1422 /* Get no of ACEs the client put on the wire */
1424 memcpy(&ace_count, ibuf, sizeof(uint32_t));
1425 ace_count = htonl(ace_count);
1426 ibuf += 8; /* skip ACL flags (see acls.h) */
1430 (bitmap & kFileSec_Inherit),
1431 (darwin_ace_t *)ibuf,
1436 LOG(log_warning, logtype_afpd, "afp_setacl(\"%s/%s\"): error",
1437 getcwdpath(), s_path->u_name);
1442 LOG(log_debug9, logtype_afpd, "afp_setacl: END");
1447 unix.c/accessmode calls this: map ACL to OS 9 mode
1449 void acltoownermode(char *path, struct stat *st, uid_t uid, struct maccess *ma)
1453 int r_ok, w_ok, x_ok;
1455 if ( ! (AFPobj->options.flags & OPTION_UUID) || ! (AFPobj->options.flags & OPTION_ACL2OS9MODE))
1458 LOG(log_maxdebug, logtype_afpd, "acltoownermode('%s')", path);
1460 if ((pw = getpwuid(uid)) == NULL) {
1461 LOG(log_error, logtype_afpd, "acltoownermode: %s", strerror(errno));
1465 /* We need the UUID for check_acl_access */
1466 if ((getuuidfromname(pw->pw_name, UUID_USER, uuid)) != 0)
1469 /* These work for files and dirs */
1470 r_ok = check_acl_access(path, uuid, DARWIN_ACE_READ_DATA);
1471 w_ok = check_acl_access(path, uuid, (DARWIN_ACE_WRITE_DATA|DARWIN_ACE_APPEND_DATA));
1472 x_ok = check_acl_access(path, uuid, DARWIN_ACE_EXECUTE);
1474 LOG(log_debug7, logtype_afpd, "acltoownermode: ma_user before: %04o",ma->ma_user);
1476 ma->ma_user |= AR_UREAD;
1478 ma->ma_user |= AR_UWRITE;
1480 ma->ma_user |= AR_USEARCH;
1481 LOG(log_debug7, logtype_afpd, "acltoownermode: ma_user after: %04o", ma->ma_user);
1487 We're being called at the end of afp_createdir. We're (hopefully) inside dir
1488 and ".AppleDouble" and ".AppleDouble/.Parent" should have already been created.
1489 We then inherit any explicit ACE from "." to ".AppleDouble" and ".AppleDouble/.Parent".
1490 FIXME: add to VFS layer ?
1492 #ifdef HAVE_SOLARIS_ACLS
1493 void addir_inherit_acl(const struct vol *vol)
1495 ace_t *diraces = NULL, *adaces = NULL, *combinedaces = NULL;
1496 int diracecount, adacecount;
1498 LOG(log_debug9, logtype_afpd, "addir_inherit_acl: BEGIN");
1500 /* Check if ACLs are enabled for the volume */
1501 if (vol->v_flags & AFPVOL_ACLS) {
1503 if ((diracecount = get_nfsv4_acl(".", &diraces)) <= 0)
1505 /* Remove any trivial ACE from "." */
1506 if ((diracecount = strip_trivial_aces(&diraces, diracecount)) <= 0)
1510 Inherit to ".AppleDouble"
1513 if ((adacecount = get_nfsv4_acl(".AppleDouble", &adaces)) <= 0)
1515 /* Remove any non-trivial ACE from ".AppleDouble" */
1516 if ((adacecount = strip_nontrivial_aces(&adaces, adacecount)) <= 0)
1520 if ((combinedaces = concat_aces(diraces, diracecount, adaces, adacecount)) == NULL)
1523 /* Now set new acl */
1524 if ((acl(".AppleDouble", ACE_SETACL, diracecount + adacecount, combinedaces)) != 0)
1525 LOG(log_error, logtype_afpd, "addir_inherit_acl: acl: %s", strerror(errno));
1530 combinedaces = NULL;
1533 Inherit to ".AppleDouble/.Parent"
1536 if ((adacecount = get_nfsv4_acl(".AppleDouble/.Parent", &adaces)) <= 0)
1538 if ((adacecount = strip_nontrivial_aces(&adaces, adacecount)) <= 0)
1542 if ((combinedaces = concat_aces(diraces, diracecount, adaces, adacecount)) == NULL)
1545 /* Now set new acl */
1546 if ((acl(".AppleDouble/.Parent", ACE_SETACL, diracecount + adacecount, combinedaces)) != 0)
1547 LOG(log_error, logtype_afpd, "addir_inherit_acl: acl: %s", strerror(errno));
1553 LOG(log_debug9, logtype_afpd, "addir_inherit_acl: END");
1559 #endif /* HAVE_SOLARIS_ACLS */
1561 #ifdef HAVE_POSIX_ACLS
1562 void addir_inherit_acl(const struct vol *vol)
1566 #endif /* HAVE_POSIX_ACLS */