From 04ed499a8eef1c77c491227941d187778fb5c2e4 Mon Sep 17 00:00:00 2001 From: Anand Avati Date: Fri, 1 Jul 2011 17:18:10 +0000 Subject: posix-acl: implementation of POSIX ACL as a translator Signed-off-by: Anand Avati BUG: 2815 (Server-enforced ACLs) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=2815 --- xlators/system/posix-acl/src/posix-acl.h | 86 ++++++++++++++++++++++++++++++++ 1 file changed, 86 insertions(+) create mode 100644 xlators/system/posix-acl/src/posix-acl.h (limited to 'xlators/system/posix-acl/src/posix-acl.h') diff --git a/xlators/system/posix-acl/src/posix-acl.h b/xlators/system/posix-acl/src/posix-acl.h new file mode 100644 index 000000000..46b56d6f3 --- /dev/null +++ b/xlators/system/posix-acl/src/posix-acl.h @@ -0,0 +1,86 @@ +/* + Copyright (c) 2011 Gluster, Inc. + This file is part of GlusterFS. + + GlusterFS is free software; you can redistribute it and/or modify + it under the terms of the GNU Affero General Public License as published + by the Free Software Foundation; either version 3 of the License, + or (at your option) any later version. + + GlusterFS is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Affero General Public License for more details. + + You should have received a copy of the GNU Affero General Public License + along with this program. If not, see + . +*/ + + +#ifndef _POSIX_ACL_H +#define _POSIX_ACL_H + +#include + +#include "xlator.h" +#include "common-utils.h" +#include "byte-order.h" + + +#define POSIX_ACL_READ (0x04) +#define POSIX_ACL_WRITE (0x02) +#define POSIX_ACL_EXECUTE (0x01) + +#define POSIX_ACL_UNDEFINED_TAG (0x00) +#define POSIX_ACL_USER_OBJ (0x01) +#define POSIX_ACL_USER (0x02) +#define POSIX_ACL_GROUP_OBJ (0x04) +#define POSIX_ACL_GROUP (0x08) +#define POSIX_ACL_MASK (0x10) +#define POSIX_ACL_OTHER (0x20) + +#define POSIX_ACL_UNDEFINED_ID ((id_t)-1) + + +struct posix_ace { + uint16_t tag; + uint16_t perm; + uint32_t id; +}; + + +struct posix_acl { + int refcnt; + int count; + struct posix_ace entries[0]; +}; + + +struct posix_acl_ctx { + uid_t uid; + gid_t gid; + mode_t perm; + struct posix_acl *acl_access; + struct posix_acl *acl_default; +}; + + +struct posix_acl_conf { + gf_lock_t acl_lock; + struct posix_acl *minimal_acl; +}; + + +struct posix_acl *posix_acl_new (xlator_t *this, int entry_count); +struct posix_acl *posix_acl_ref (xlator_t *this, struct posix_acl *acl); +void posix_acl_unref (xlator_t *this, struct posix_acl *acl); +void posix_acl_destroy (xlator_t *this, struct posix_acl *acl); +struct posix_acl_ctx *posix_acl_ctx_get (inode_t *inode, xlator_t *this); +int posix_acl_get (inode_t *inode, xlator_t *this, + struct posix_acl **acl_access_p, + struct posix_acl **acl_default_p); +int posix_acl_set (inode_t *inode, xlator_t *this, struct posix_acl *acl_access, + struct posix_acl *acl_default); + +#endif /* !_POSIX_ACL_H */ -- cgit