2 * Convert AFS acls to NT acls and vice versa.
4 * Copyright (C) Volker Lendecke, 2003
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 #define DBGC_CLASS DBGC_VFS
29 #include <afs/venus.h>
30 #include <afs/prs_fs.h>
34 extern const DOM_SID global_sid_World;
35 extern const DOM_SID global_sid_Builtin_Administrators;
36 extern const DOM_SID global_sid_Builtin_Backup_Operators;
37 extern const DOM_SID global_sid_Authenticated_Users;
38 extern const DOM_SID global_sid_NULL;
40 static char space_replacement = '%';
42 /* Do we expect SIDs as pts names? */
45 extern int afs_syscall(int, char *, int, char *, int);
51 enum SID_NAME_USE type;
60 struct afs_ace *acelist;
65 uint16 in_size, out_size;
69 static BOOL init_afs_acl(struct afs_acl *acl)
72 acl->ctx = talloc_init("afs_acl");
73 if (acl->ctx == NULL) {
74 DEBUG(10, ("Could not init afs_acl"));
80 static void free_afs_acl(struct afs_acl *acl)
83 talloc_destroy(acl->ctx);
89 static struct afs_ace *clone_afs_ace(TALLOC_CTX *mem_ctx, struct afs_ace *ace)
91 struct afs_ace *result = TALLOC_P(mem_ctx, struct afs_ace);
99 result->name = talloc_strdup(mem_ctx, ace->name);
101 if (result->name == NULL) {
109 /* Ok, this is sort-of a hack. We assume here that we have winbind users in
110 * AFS. And yet another copy of parse_domain_user.... */
112 static BOOL parse_domain_user(const char *domuser, fstring domain,
115 char *p = strchr(domuser,*lp_winbind_separator());
122 fstrcpy(domain, domuser);
123 domain[PTR_DIFF(p, domuser)] = 0;
129 static struct afs_ace *new_afs_ace(TALLOC_CTX *mem_ctx,
131 const char *name, uint32 rights)
134 enum SID_NAME_USE type;
135 struct afs_ace *result;
137 if (strcmp(name, "system:administrators") == 0) {
139 sid_copy(&sid, &global_sid_Builtin_Administrators);
140 type = SID_NAME_ALIAS;
142 } else if (strcmp(name, "system:anyuser") == 0) {
144 sid_copy(&sid, &global_sid_World);
145 type = SID_NAME_ALIAS;
147 } else if (strcmp(name, "system:authuser") == 0) {
149 sid_copy(&sid, &global_sid_Authenticated_Users);
150 type = SID_NAME_WKN_GRP;
152 } else if (strcmp(name, "system:backup") == 0) {
154 sid_copy(&sid, &global_sid_Builtin_Backup_Operators);
155 type = SID_NAME_ALIAS;
158 /* All PTS users/groups are expressed as SIDs */
160 sid_copy(&sid, &global_sid_NULL);
161 type = SID_NAME_UNKNOWN;
163 if (string_to_sid(&sid, name)) {
164 fstring user, domain;
165 /* We have to find the type, look up the SID */
166 lookup_sid(&sid, domain, user, &type);
171 fstring user, domain;
173 if (!parse_domain_user(name, domain, user)) {
175 fstrcpy(domain, lp_workgroup());
178 if (!lookup_name(domain, user, &sid, &type)) {
179 DEBUG(10, ("Could not find AFS user %s\n", name));
181 sid_copy(&sid, &global_sid_NULL);
182 type = SID_NAME_UNKNOWN;
187 result = TALLOC_P(mem_ctx, struct afs_ace);
189 if (result == NULL) {
190 DEBUG(0, ("Could not talloc AFS ace\n"));
194 result->name = talloc_strdup(mem_ctx, name);
195 if (result->name == NULL) {
196 DEBUG(0, ("Could not talloc AFS ace name\n"));
203 result->positive = positive;
204 result->rights = rights;
209 static void add_afs_ace(struct afs_acl *acl,
211 const char *name, uint32 rights)
215 for (ace = acl->acelist; ace != NULL; ace = ace->next) {
216 if ((ace->positive == positive) &&
217 (strequal(ace->name, name))) {
218 ace->rights |= rights;
223 ace = new_afs_ace(acl->ctx, positive, name, rights);
225 ace->next = acl->acelist;
230 DEBUG(10, ("add_afs_ace: Added %s entry for %s with rights %d\n",
231 ace->positive?"positive":"negative",
232 ace->name, ace->rights));
237 /* AFS ACLs in string form are a long string of fields delimited with \n.
239 * First line: Number of positive entries
240 * Second line: Number of negative entries
241 * Third and following lines: The entries themselves
243 * An ACE is a line of two fields, delimited by \t.
246 * Second field: Rights
249 static BOOL parse_afs_acl(struct afs_acl *acl, const char *acl_str)
257 strncpy(str, acl_str, MAXSIZE);
259 if (sscanf(p, "%d", &nplus) != 1)
262 DEBUG(10, ("Found %d positive entries\n", nplus));
264 if ((p = strchr(p, '\n')) == NULL)
268 if (sscanf(p, "%d", &nminus) != 1)
271 DEBUG(10, ("Found %d negative entries\n", nminus));
273 if ((p = strchr(p, '\n')) == NULL)
277 for (aces = nplus+nminus; aces > 0; aces--)
287 if ((p = strchr(p, '\t')) == NULL)
292 if (sscanf(p, "%d", &rights) != 1)
295 if ((p = strchr(p, '\n')) == NULL)
299 fstrcpy(name, namep);
301 while ((space = strchr_m(name, space_replacement)) != NULL)
304 add_afs_ace(acl, nplus>0, name, rights);
312 static BOOL unparse_afs_acl(struct afs_acl *acl, char *acl_str)
314 /* TODO: String length checks!!!! */
322 struct afs_ace *ace = acl->acelist;
324 while (ace != NULL) {
332 fstr_sprintf(line, "%d\n", positives);
333 safe_strcat(acl_str, line, MAXSIZE);
335 fstr_sprintf(line, "%d\n", negatives);
336 safe_strcat(acl_str, line, MAXSIZE);
340 while (ace != NULL) {
341 fstr_sprintf(line, "%s\t%d\n", ace->name, ace->rights);
342 safe_strcat(acl_str, line, MAXSIZE);
348 static uint32 afs_to_nt_file_rights(uint32 rights)
352 if (rights & PRSFS_READ)
353 result |= FILE_READ_DATA | FILE_READ_EA |
354 FILE_EXECUTE | FILE_READ_ATTRIBUTES |
355 READ_CONTROL_ACCESS | SYNCHRONIZE_ACCESS;
357 if (rights & PRSFS_WRITE)
358 result |= FILE_WRITE_DATA | FILE_WRITE_ATTRIBUTES |
359 FILE_WRITE_EA | FILE_APPEND_DATA;
361 if (rights & PRSFS_LOCK)
362 result |= WRITE_OWNER_ACCESS;
364 if (rights & PRSFS_DELETE)
365 result |= DELETE_ACCESS;
370 static void afs_to_nt_dir_rights(uint32 afs_rights, uint32 *nt_rights,
374 *flag = SEC_ACE_FLAG_OBJECT_INHERIT |
375 SEC_ACE_FLAG_CONTAINER_INHERIT;
377 if (afs_rights & PRSFS_INSERT)
378 *nt_rights |= FILE_ADD_FILE | FILE_ADD_SUBDIRECTORY;
380 if (afs_rights & PRSFS_LOOKUP)
381 *nt_rights |= FILE_READ_DATA | FILE_READ_EA |
382 FILE_EXECUTE | FILE_READ_ATTRIBUTES |
383 READ_CONTROL_ACCESS | SYNCHRONIZE_ACCESS;
385 if (afs_rights & PRSFS_WRITE)
386 *nt_rights |= FILE_WRITE_ATTRIBUTES | FILE_WRITE_DATA |
387 FILE_APPEND_DATA | FILE_WRITE_EA;
389 if ((afs_rights & (PRSFS_INSERT|PRSFS_LOOKUP|PRSFS_DELETE)) ==
390 (PRSFS_INSERT|PRSFS_LOOKUP|PRSFS_DELETE))
391 *nt_rights |= FILE_WRITE_ATTRIBUTES | FILE_WRITE_EA |
392 GENERIC_WRITE_ACCESS;
394 if (afs_rights & PRSFS_DELETE)
395 *nt_rights |= DELETE_ACCESS;
397 if (afs_rights & PRSFS_ADMINISTER)
398 *nt_rights |= FILE_DELETE_CHILD | WRITE_DAC_ACCESS |
401 if ( (afs_rights & PRSFS_LOOKUP) ==
402 (afs_rights & (PRSFS_LOOKUP|PRSFS_READ)) ) {
403 /* Only lookup right */
404 *flag = SEC_ACE_FLAG_CONTAINER_INHERIT;
410 #define AFS_FILE_RIGHTS (PRSFS_READ|PRSFS_WRITE|PRSFS_LOCK)
411 #define AFS_DIR_RIGHTS (PRSFS_INSERT|PRSFS_LOOKUP|PRSFS_DELETE|PRSFS_ADMINISTER)
413 static void split_afs_acl(struct afs_acl *acl,
414 struct afs_acl *dir_acl,
415 struct afs_acl *file_acl)
419 init_afs_acl(dir_acl);
420 init_afs_acl(file_acl);
422 for (ace = acl->acelist; ace != NULL; ace = ace->next) {
423 if (ace->rights & AFS_FILE_RIGHTS) {
424 add_afs_ace(file_acl, ace->positive, ace->name,
425 ace->rights & AFS_FILE_RIGHTS);
428 if (ace->rights & AFS_DIR_RIGHTS) {
429 add_afs_ace(dir_acl, ace->positive, ace->name,
430 ace->rights & AFS_DIR_RIGHTS);
436 static BOOL same_principal(struct afs_ace *x, struct afs_ace *y)
438 return ( (x->positive == y->positive) &&
439 (sid_compare(&x->sid, &y->sid) == 0) );
442 static void merge_afs_acls(struct afs_acl *dir_acl,
443 struct afs_acl *file_acl,
444 struct afs_acl *target)
448 init_afs_acl(target);
450 for (ace = dir_acl->acelist; ace != NULL; ace = ace->next) {
451 struct afs_ace *file_ace;
454 for (file_ace = file_acl->acelist;
456 file_ace = file_ace->next) {
457 if (!same_principal(ace, file_ace))
460 add_afs_ace(target, ace->positive, ace->name,
461 ace->rights | file_ace->rights);
466 add_afs_ace(target, ace->positive, ace->name,
470 for (ace = file_acl->acelist; ace != NULL; ace = ace->next) {
471 struct afs_ace *dir_ace;
472 BOOL already_seen = False;
474 for (dir_ace = dir_acl->acelist;
476 dir_ace = dir_ace->next) {
477 if (!same_principal(ace, dir_ace))
483 add_afs_ace(target, ace->positive, ace->name,
488 #define PERMS_READ 0x001200a9
489 #define PERMS_CHANGE 0x001301bf
490 #define PERMS_FULL 0x001f01ff
492 static struct static_dir_ace_mapping {
500 { 0, SEC_ACE_FLAG_OBJECT_INHERIT|SEC_ACE_FLAG_CONTAINER_INHERIT,
501 PERMS_FULL, 127 /* rlidwka */ },
504 { 0, SEC_ACE_FLAG_OBJECT_INHERIT|SEC_ACE_FLAG_CONTAINER_INHERIT,
505 PERMS_CHANGE, 63 /* rlidwk */ },
507 /* Read (including list folder content) */
508 { 0, SEC_ACE_FLAG_OBJECT_INHERIT|SEC_ACE_FLAG_CONTAINER_INHERIT,
509 PERMS_READ, 9 /* rl */ },
511 /* Read without list folder content -- same as "l" */
512 { 0, SEC_ACE_FLAG_OBJECT_INHERIT|SEC_ACE_FLAG_CONTAINER_INHERIT,
513 0x00120089, 8 /* l */ },
515 /* some stupid workaround for preventing fallbacks */
516 { 0, 0x3, 0x0012019F, 9 /* rl */ },
517 { 0, 0x13, PERMS_FULL, 127 /* full */ },
519 /* read, delete and execute access plus synchronize */
520 { 0, 0x3, 0x001300A9, 9 /* should be rdl, set to rl */},
521 /* classical read list */
522 { 0, 0x13, 0x001200A9, 9 /* rl */},
523 /* almost full control, no delete */
524 { 0, 0x13, PERMS_CHANGE, 63 /* rwidlk */},
527 { 0, SEC_ACE_FLAG_CONTAINER_INHERIT,
528 PERMS_READ, 8 /* l */ },
530 /* FULL without inheritance -- in all cases here we also get
531 the corresponding INHERIT_ONLY ACE in the same ACL */
532 { 0, 0, PERMS_FULL, 127 /* rlidwka */ },
534 /* FULL inherit only -- counterpart to previous one */
535 { 0, SEC_ACE_FLAG_OBJECT_INHERIT|SEC_ACE_FLAG_CONTAINER_INHERIT|SEC_ACE_FLAG_INHERIT_ONLY,
536 PERMS_FULL | GENERIC_RIGHT_WRITE_ACCESS, 127 /* rlidwka */ },
538 /* CHANGE without inheritance -- in all cases here we also get
539 the corresponding INHERIT_ONLY ACE in the same ACL */
540 { 0, 0, PERMS_CHANGE, 63 /* rlidwk */ },
542 /* CHANGE inherit only -- counterpart to previous one */
543 { 0, SEC_ACE_FLAG_OBJECT_INHERIT|SEC_ACE_FLAG_CONTAINER_INHERIT|SEC_ACE_FLAG_INHERIT_ONLY,
544 PERMS_CHANGE | GENERIC_RIGHT_WRITE_ACCESS, 63 /* rlidwk */ },
546 /* End marker, hopefully there's no afs right 9999 :-) */
550 static uint32 nt_to_afs_dir_rights(const char *filename, const SEC_ACE *ace)
553 uint32 rights = ace->info.mask;
554 uint8 flags = ace->flags;
556 struct static_dir_ace_mapping *m;
558 for (m = &ace_mappings[0]; m->afs_rights != 9999; m++) {
559 if ( (ace->type == m->type) &&
560 (ace->flags == m->flags) &&
561 (ace->info.mask == m->mask) )
562 return m->afs_rights;
565 DEBUG(1, ("AFSACL FALLBACK: 0x%X 0x%X 0x%X %s %X\n",
566 ace->type, ace->flags, ace->info.mask, filename, rights));
568 if (rights & (GENERIC_ALL_ACCESS|WRITE_DAC_ACCESS)) {
569 result |= PRSFS_READ | PRSFS_WRITE | PRSFS_INSERT |
570 PRSFS_LOOKUP | PRSFS_DELETE | PRSFS_LOCK |
574 if (rights & (GENERIC_READ_ACCESS|FILE_READ_DATA)) {
575 result |= PRSFS_LOOKUP;
576 if (flags & SEC_ACE_FLAG_OBJECT_INHERIT) {
577 result |= PRSFS_READ;
581 if (rights & (GENERIC_WRITE_ACCESS|FILE_WRITE_DATA)) {
582 result |= PRSFS_INSERT | PRSFS_DELETE;
583 if (flags & SEC_ACE_FLAG_OBJECT_INHERIT) {
584 result |= PRSFS_WRITE | PRSFS_LOCK;
591 static uint32 nt_to_afs_file_rights(const char *filename, const SEC_ACE *ace)
594 uint32 rights = ace->info.mask;
596 if (rights & (GENERIC_READ_ACCESS|FILE_READ_DATA)) {
597 result |= PRSFS_READ;
600 if (rights & (GENERIC_WRITE_ACCESS|FILE_WRITE_DATA)) {
601 result |= PRSFS_WRITE | PRSFS_LOCK;
607 static size_t afs_to_nt_acl(struct afs_acl *afs_acl,
608 struct files_struct *fsp,
609 uint32 security_info,
610 struct security_descriptor_info **ppdesc)
612 SEC_ACE *nt_ace_list;
613 DOM_SID owner_sid, group_sid;
615 SMB_STRUCT_STAT sbuf;
619 TALLOC_CTX *mem_ctx = main_loop_talloc_get();
621 struct afs_ace *afs_ace;
623 if (fsp->is_directory || fsp->fh->fd == -1) {
624 /* Get the stat struct for the owner info. */
625 if(SMB_VFS_STAT(fsp->conn,fsp->fsp_name, &sbuf) != 0) {
629 if(SMB_VFS_FSTAT(fsp,fsp->fh->fd,&sbuf) != 0) {
634 uid_to_sid(&owner_sid, sbuf.st_uid);
635 gid_to_sid(&group_sid, sbuf.st_gid);
637 nt_ace_list = TALLOC_ARRAY(mem_ctx, SEC_ACE, afs_acl->num_aces);
639 if (nt_ace_list == NULL)
642 afs_ace = afs_acl->acelist;
645 while (afs_ace != NULL) {
647 uint8 flag = SEC_ACE_FLAG_OBJECT_INHERIT |
648 SEC_ACE_FLAG_CONTAINER_INHERIT;
650 if (afs_ace->type == SID_NAME_UNKNOWN) {
651 DEBUG(10, ("Ignoring unknown name %s\n",
653 afs_ace = afs_ace->next;
657 if (fsp->is_directory)
658 afs_to_nt_dir_rights(afs_ace->rights, &nt_rights,
661 nt_rights = afs_to_nt_file_rights(afs_ace->rights);
663 init_sec_access(&mask, nt_rights);
664 init_sec_ace(&nt_ace_list[good_aces++], &(afs_ace->sid),
665 SEC_ACE_TYPE_ACCESS_ALLOWED, mask, flag);
666 afs_ace = afs_ace->next;
669 psa = make_sec_acl(mem_ctx, NT4_ACL_REVISION,
670 good_aces, nt_ace_list);
675 *ppdesc = make_sec_desc(mem_ctx, SEC_DESC_REVISION,
676 SEC_DESC_SELF_RELATIVE,
677 (security_info & OWNER_SECURITY_INFORMATION)
679 (security_info & GROUP_SECURITY_INFORMATION)
681 NULL, psa, &sd_size);
686 static BOOL mappable_sid(const DOM_SID *sid)
690 if (sid_compare(sid, &global_sid_Builtin_Administrators) == 0)
693 if (sid_compare(sid, &global_sid_World) == 0)
696 if (sid_compare(sid, &global_sid_Authenticated_Users) == 0)
699 if (sid_compare(sid, &global_sid_Builtin_Backup_Operators) == 0)
702 string_to_sid(&domain_sid, "S-1-5-21");
704 if (sid_compare_domain(sid, &domain_sid) == 0)
710 static BOOL nt_to_afs_acl(const char *filename,
711 uint32 security_info_sent,
712 struct security_descriptor_info *psd,
713 uint32 (*nt_to_afs_rights)(const char *filename,
715 struct afs_acl *afs_acl)
720 /* Currently we *only* look at the dacl */
722 if (((security_info_sent & DACL_SECURITY_INFORMATION) == 0) ||
726 if (!init_afs_acl(afs_acl))
731 for (i = 0; i < dacl->num_aces; i++) {
732 SEC_ACE *ace = &(dacl->ace[i]);
735 enum SID_NAME_USE name_type;
738 if (ace->type != SEC_ACE_TYPE_ACCESS_ALLOWED) {
739 /* First cut: Only positive ACEs */
743 if (!mappable_sid(&ace->trustee)) {
744 DEBUG(10, ("Ignoring unmappable SID %s\n",
745 sid_string_static(&ace->trustee)));
749 if (sid_compare(&ace->trustee,
750 &global_sid_Builtin_Administrators) == 0) {
752 fstrcpy(name, "system:administrators");
754 } else if (sid_compare(&ace->trustee,
755 &global_sid_World) == 0) {
757 fstrcpy(name, "system:anyuser");
759 } else if (sid_compare(&ace->trustee,
760 &global_sid_Authenticated_Users) == 0) {
762 fstrcpy(name, "system:authuser");
764 } else if (sid_compare(&ace->trustee,
765 &global_sid_Builtin_Backup_Operators)
768 fstrcpy(name, "system:backup");
772 if (!lookup_sid(&ace->trustee,
773 dom_name, name, &name_type)) {
774 DEBUG(1, ("AFSACL: Could not lookup SID %s on file %s\n",
775 sid_string_static(&ace->trustee), filename));
779 if ( (name_type == SID_NAME_USER) ||
780 (name_type == SID_NAME_DOM_GRP) ||
781 (name_type == SID_NAME_ALIAS) ) {
782 fstring only_username;
783 fstrcpy(only_username, name);
784 fstr_sprintf(name, "%s%s%s",
785 dom_name, lp_winbind_separator(),
791 /* Expect all users/groups in pts as SIDs */
792 sid_to_string(name, &ace->trustee);
796 while ((p = strchr_m(name, ' ')) != NULL)
797 *p = space_replacement;
799 add_afs_ace(afs_acl, True, name,
800 nt_to_afs_rights(filename, ace));
806 static BOOL afs_get_afs_acl(char *filename, struct afs_acl *acl)
814 DEBUG(5, ("afs_get_afs_acl: %s\n", filename));
817 iob.out_size = MAXSIZE;
818 iob.in = iob.out = space;
820 ret = afs_syscall(AFSCALL_PIOCTL, filename, VIOCGETAL,
824 DEBUG(1, ("got error from PIOCTL: %d\n", ret));
828 if (!init_afs_acl(acl))
831 if (!parse_afs_acl(acl, space)) {
832 DEBUG(1, ("Could not parse AFS acl\n"));
840 static size_t afs_get_nt_acl(struct files_struct *fsp, uint32 security_info,
841 struct security_descriptor_info **ppdesc)
846 DEBUG(5, ("afs_get_nt_acl: %s\n", fsp->fsp_name));
848 sidpts = lp_parm_bool(SNUM(fsp->conn), "afsacl", "sidpts", False);
850 if (!afs_get_afs_acl(fsp->fsp_name, &acl)) {
854 sd_size = afs_to_nt_acl(&acl, fsp, security_info, ppdesc);
861 /* For setting an AFS ACL we have to take care of the ACEs we could
862 * not properly map to SIDs. Merge all of them into the new ACL. */
864 static void merge_unknown_aces(struct afs_acl *src, struct afs_acl *dst)
868 for (ace = src->acelist; ace != NULL; ace = ace->next)
870 struct afs_ace *copy;
872 if (ace->type != SID_NAME_UNKNOWN) {
873 DEBUG(10, ("Not merging known ACE for %s\n",
878 DEBUG(10, ("Merging unknown ACE for %s\n", ace->name));
880 copy = clone_afs_ace(dst->ctx, ace);
883 DEBUG(0, ("Could not clone ACE for %s\n", ace->name));
887 copy->next = dst->acelist;
893 static BOOL afs_set_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
894 uint32 security_info_sent,
895 struct security_descriptor_info *psd)
897 struct afs_acl old_afs_acl, new_afs_acl;
898 struct afs_acl dir_acl, file_acl;
899 char acl_string[2049];
903 const char *fileacls;
905 fileacls = lp_parm_const_string(SNUM(handle->conn), "afsacl", "fileacls",
908 sidpts = lp_parm_bool(SNUM(handle->conn), "afsacl", "sidpts", False);
910 ZERO_STRUCT(old_afs_acl);
911 ZERO_STRUCT(new_afs_acl);
912 ZERO_STRUCT(dir_acl);
913 ZERO_STRUCT(file_acl);
915 pstr_sprintf(name, fsp->fsp_name);
917 if (!fsp->is_directory) {
918 /* We need to get the name of the directory containing the
919 * file, this is where the AFS acls live */
920 char *p = strrchr(name, '/');
928 if (!afs_get_afs_acl(name, &old_afs_acl)) {
929 DEBUG(3, ("Could not get old ACL of %s\n", fsp->fsp_name));
933 split_afs_acl(&old_afs_acl, &dir_acl, &file_acl);
935 if (fsp->is_directory) {
937 if (!strequal(fileacls, "yes")) {
938 /* Throw away file acls, we depend on the
939 * inheritance ACEs that also give us file
941 free_afs_acl(&file_acl);
944 free_afs_acl(&dir_acl);
945 if (!nt_to_afs_acl(fsp->fsp_name, security_info_sent, psd,
946 nt_to_afs_dir_rights, &dir_acl))
949 if (strequal(fileacls, "no")) {
954 if (strequal(fileacls, "ignore")) {
959 free_afs_acl(&file_acl);
960 if (!nt_to_afs_acl(fsp->fsp_name, security_info_sent, psd,
961 nt_to_afs_file_rights, &file_acl))
965 merge_afs_acls(&dir_acl, &file_acl, &new_afs_acl);
967 merge_unknown_aces(&old_afs_acl, &new_afs_acl);
969 unparse_afs_acl(&new_afs_acl, acl_string);
972 iob.in_size = 1+strlen(iob.in);
976 DEBUG(10, ("trying to set acl '%s' on file %s\n", iob.in, name));
978 ret = afs_syscall(AFSCALL_PIOCTL, name, VIOCSETAL, (char *)&iob, 0);
981 DEBUG(10, ("VIOCSETAL returned %d\n", ret));
985 free_afs_acl(&dir_acl);
986 free_afs_acl(&file_acl);
987 free_afs_acl(&old_afs_acl);
988 free_afs_acl(&new_afs_acl);
993 static size_t afsacl_fget_nt_acl(struct vfs_handle_struct *handle,
994 struct files_struct *fsp,
995 int fd, uint32 security_info,
996 struct security_descriptor_info **ppdesc)
998 return afs_get_nt_acl(fsp, security_info, ppdesc);
1000 static size_t afsacl_get_nt_acl(struct vfs_handle_struct *handle,
1001 struct files_struct *fsp,
1002 const char *name, uint32 security_info,
1003 struct security_descriptor_info **ppdesc)
1005 return afs_get_nt_acl(fsp, security_info, ppdesc);
1008 BOOL afsacl_fset_nt_acl(vfs_handle_struct *handle,
1010 int fd, uint32 security_info_sent,
1013 return afs_set_nt_acl(handle, fsp, security_info_sent, psd);
1016 BOOL afsacl_set_nt_acl(vfs_handle_struct *handle,
1018 const char *name, uint32 security_info_sent,
1021 return afs_set_nt_acl(handle, fsp, security_info_sent, psd);
1024 static int afsacl_connect(vfs_handle_struct *handle,
1025 connection_struct *conn,
1026 const char *service,
1031 spc = lp_parm_const_string(SNUM(handle->conn), "afsacl", "space", "%");
1034 space_replacement = spc[0];
1036 return SMB_VFS_NEXT_CONNECT(handle, conn, service, user);
1039 /* VFS operations structure */
1041 static vfs_op_tuple afsacl_ops[] = {
1042 {SMB_VFS_OP(afsacl_connect), SMB_VFS_OP_CONNECT,
1043 SMB_VFS_LAYER_TRANSPARENT},
1044 {SMB_VFS_OP(afsacl_fget_nt_acl), SMB_VFS_OP_FGET_NT_ACL,
1045 SMB_VFS_LAYER_TRANSPARENT},
1046 {SMB_VFS_OP(afsacl_get_nt_acl), SMB_VFS_OP_GET_NT_ACL,
1047 SMB_VFS_LAYER_TRANSPARENT},
1048 {SMB_VFS_OP(afsacl_fset_nt_acl), SMB_VFS_OP_FSET_NT_ACL,
1049 SMB_VFS_LAYER_TRANSPARENT},
1050 {SMB_VFS_OP(afsacl_set_nt_acl), SMB_VFS_OP_SET_NT_ACL,
1051 SMB_VFS_LAYER_TRANSPARENT},
1052 {SMB_VFS_OP(NULL), SMB_VFS_OP_NOOP, SMB_VFS_LAYER_NOOP}
1055 NTSTATUS vfs_afsacl_init(void)
1057 return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "afsacl",