diff options
Diffstat (limited to 'source3/smbd')
| -rw-r--r-- | source3/smbd/posix_acls.c | 81 | ||||
| -rw-r--r-- | source3/smbd/vfs.c | 5 |
2 files changed, 19 insertions, 67 deletions
diff --git a/source3/smbd/posix_acls.c b/source3/smbd/posix_acls.c index 54973d17a7..325fd3b716 100644 --- a/source3/smbd/posix_acls.c +++ b/source3/smbd/posix_acls.c @@ -289,21 +289,7 @@ static SEC_ACCESS map_canon_ace_perms(int *pacl_type, DOM_SID *powner_sid, canon if ((ace->perms & ALL_ACE_PERMS) == ALL_ACE_PERMS) { nt_mask = UNIX_ACCESS_RWX; } else if ((ace->perms & ALL_ACE_PERMS) == (mode_t)0) { - /* - * Here we differentiate between the owner and any other user. - */ - if (sid_equal(powner_sid, &ace->sid)) { - nt_mask = UNIX_ACCESS_NONE; - } else { - /* Not owner, no access. */ - if (ace->type == SMB_ACL_USER) { - /* user objects can be deny entries. */ - *pacl_type = SEC_ACE_TYPE_ACCESS_DENIED; - nt_mask = GENERIC_ALL_ACCESS; - } - else - nt_mask = UNIX_ACCESS_NONE; - } + nt_mask = UNIX_ACCESS_NONE; } else { nt_mask |= ((ace->perms & S_IRUSR) ? UNIX_ACCESS_R : 0 ); nt_mask |= ((ace->perms & S_IWUSR) ? UNIX_ACCESS_W : 0 ); @@ -1255,9 +1241,6 @@ static void arrange_posix_perms( char *filename, canon_ace **pp_list_head) canon_ace *owner_ace = NULL; canon_ace *other_ace = NULL; canon_ace *ace = NULL; - mode_t owner_perms = 0; - mode_t group_perms = 0; - mode_t other_perms = 0; for (ace = list_head; ace; ace = ace->next) { if (ace->type == SMB_ACL_USER_OBJ) @@ -1265,9 +1248,6 @@ static void arrange_posix_perms( char *filename, canon_ace **pp_list_head) else if (ace->type == SMB_ACL_OTHER) { /* Last ace - this is "other" */ other_ace = ace; - } else { - /* Get the union of all the group and supplementary user perms. */ - group_perms |= ace->perms; } } @@ -1290,47 +1270,6 @@ static void arrange_posix_perms( char *filename, canon_ace **pp_list_head) DLIST_DEMOTE(list_head, other_ace, ace); } - owner_perms = owner_ace->perms; - other_perms = other_ace->perms; - - /* - * We have to be clever here. NT4.x won't display anything other - * Than an "Everyone, No access" DENY acl. Truncate blank perms - * from the end, but we can't truncate blank permissions from - * anywhere except the end, as they have an effect on allowing access - * under POSIX. - */ - - if ((owner_perms || group_perms) && !other_perms) { - DLIST_REMOVE(list_head, other_ace); - safe_free(other_ace); - } - - if (owner_perms && !group_perms && !other_perms) { - /* Free everything except the list head. */ - free_canon_ace_list(owner_ace->next); - owner_ace->next = NULL; - } - - if (!owner_perms && !group_perms && !other_perms) { - /* - * Special case - no one has any access. - * Return a 1 element ACL - other has "no access". - */ - - if (owner_ace->next) { - free_canon_ace_list(owner_ace->next); - owner_ace->next = NULL; - } - - owner_ace->type = SMB_ACL_OTHER; - owner_ace->sid = global_sid_World; - owner_ace->unix_ug.world = -1; - owner_ace->owner_type = WORLD_ACE; - owner_ace->attr = DENY_ACE; - owner_ace->perms = 0; - } - /* We have probably changed the head of the list. */ *pp_list_head = list_head; @@ -1391,13 +1330,13 @@ static canon_ace *unix_canonicalise_acl(files_struct *fsp, SMB_STRUCT_STAT *psbu mode = psbuf->st_mode; owner_ace->perms = unix_perms_to_acl_perms(mode, S_IRUSR, S_IWUSR, S_IXUSR); - owner_ace->attr = owner_ace->perms ? ALLOW_ACE : DENY_ACE; + owner_ace->attr = ALLOW_ACE; group_ace->perms = unix_perms_to_acl_perms(mode, S_IRGRP, S_IWGRP, S_IXGRP); - group_ace->attr = group_ace->perms ? ALLOW_ACE : DENY_ACE; + group_ace->attr = ALLOW_ACE; other_ace->perms = unix_perms_to_acl_perms(mode, S_IROTH, S_IWOTH, S_IXOTH); - other_ace->attr = other_ace->perms ? ALLOW_ACE : DENY_ACE; + other_ace->attr = ALLOW_ACE; DLIST_ADD(list_head, other_ace); DLIST_ADD(list_head, group_ace); @@ -2187,11 +2126,15 @@ static int chmod_acl_internals( SMB_ACL_T posix_acl, mode_t mode) int chmod_acl(char *name, mode_t mode) { + int saved_errno = errno; SMB_ACL_T posix_acl = NULL; int ret = -1; - if ((posix_acl = sys_acl_get_file(name, SMB_ACL_TYPE_ACCESS)) == NULL) + if ((posix_acl = sys_acl_get_file(name, SMB_ACL_TYPE_ACCESS)) == NULL) { + if (errno == ENOSYS) + errno = saved_errno; return -1; + } if ((ret = chmod_acl_internals(posix_acl, mode)) == -1) goto done; @@ -2211,11 +2154,15 @@ int chmod_acl(char *name, mode_t mode) int fchmod_acl(int fd, mode_t mode) { + int saved_errno = errno; SMB_ACL_T posix_acl = NULL; int ret = -1; - if ((posix_acl = sys_acl_get_fd(fd)) == NULL) + if ((posix_acl = sys_acl_get_fd(fd)) == NULL) { + if (errno == ENOSYS) + errno = saved_errno; return -1; + } if ((ret = chmod_acl_internals(posix_acl, mode)) == -1) goto done; diff --git a/source3/smbd/vfs.c b/source3/smbd/vfs.c index b41e1f27fd..f5bd057ca6 100644 --- a/source3/smbd/vfs.c +++ b/source3/smbd/vfs.c @@ -75,8 +75,13 @@ struct vfs_ops default_vfs_ops = { vfswrap_fset_nt_acl, vfswrap_set_nt_acl, +#if defined(HAVE_NO_ACLS) + NULL, + NULL +#else vfswrap_chmod_acl, vfswrap_fchmod_acl +#endif }; /**************************************************************************** |