From: Andreas Gruenbacher <andreas.gruenbacher@gmail.com> To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org Subject: [RFC v3 14/45] richacl: Permission check algorithm Date: Fri, 24 Apr 2015 13:04:11 +0200 [thread overview] Message-ID: <380de2cdb4a129e4b5d7b586260b79d71c7d241d.1429868795.git.agruenba@redhat.com> (raw) In-Reply-To: <cover.1429868795.git.agruenba@redhat.com> In-Reply-To: <cover.1429868795.git.agruenba@redhat.com> A richacl grants a requested access if the NFSv4 acl in the richacl grants the requested permissions (according to the NFSv4 permission check algorithm) and the file mask that applies to the process includes the requested permissions. Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com> --- fs/Makefile | 2 +- fs/richacl_inode.c | 130 ++++++++++++++++++++++++++++++++++++++++++++++++ include/linux/richacl.h | 3 ++ 3 files changed, 134 insertions(+), 1 deletion(-) create mode 100644 fs/richacl_inode.c diff --git a/fs/Makefile b/fs/Makefile index 8f0a59c..bb96ad7 100644 --- a/fs/Makefile +++ b/fs/Makefile @@ -48,7 +48,7 @@ obj-$(CONFIG_SYSCTL) += drop_caches.o obj-$(CONFIG_FHANDLE) += fhandle.o obj-$(CONFIG_FS_RICHACL) += richacl.o -richacl-y := richacl_base.o +richacl-y := richacl_base.o richacl_inode.o obj-y += quota/ diff --git a/fs/richacl_inode.c b/fs/richacl_inode.c new file mode 100644 index 0000000..33e591a --- /dev/null +++ b/fs/richacl_inode.c @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2010 Novell, Inc. + * Copyright (C) 2015 Red Hat, Inc. + * Written by Andreas Gruenbacher <agruen@kernel.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * This program 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 + * General Public License for more details. + */ + +#include <linux/sched.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/slab.h> +#include <linux/richacl.h> + +/** + * richacl_permission - richacl permission check algorithm + * @inode: inode to check + * @acl: rich acl of the inode + * @want: requested access (MAY_* flags) + * + * Checks if the current process is granted @mask flags in @acl. + */ +int +richacl_permission(struct inode *inode, const struct richacl *acl, + int want) +{ + const struct richace *ace; + unsigned int mask = richacl_want_to_mask(want); + unsigned int requested = mask, denied = 0; + int in_owning_group = in_group_p(inode->i_gid); + int in_owner_or_group_class = in_owning_group; + + /* + * We don't need to know which class the process is in when the acl is + * not masked. + */ + if (!(acl->a_flags & RICHACL_MASKED)) + in_owner_or_group_class = 1; + + /* + * A process is + * - in the owner file class if it owns the file, + * - in the group file class if it is in the file's owning group or + * it matches any of the user or group entries, and + * - in the other file class otherwise. + */ + + /* + * Check if the acl grants the requested access and determine which + * file class the process is in. + */ + richacl_for_each_entry(ace, acl) { + unsigned int ace_mask = ace->e_mask; + + if (richace_is_inherit_only(ace)) + continue; + if (richace_is_owner(ace)) { + if (!uid_eq(current_fsuid(), inode->i_uid)) + continue; + goto is_owner; + } else if (richace_is_group(ace)) { + if (!in_owning_group) + continue; + } else if (richace_is_unix_id(ace)) { + if (ace->e_flags & RICHACE_IDENTIFIER_GROUP) { + if (!in_group_p(ace->e_id.gid)) + continue; + } else { + if (!uid_eq(current_fsuid(), ace->e_id.uid)) + continue; + } + } else + goto is_everyone; + + /* + * Apply the group file mask to entries other than OWNER@ and + * EVERYONE@. This is not required for correct access checking + * but ensures that we grant the same permissions as the acl + * computed by richacl_apply_masks() would grant. + */ + if ((acl->a_flags & RICHACL_MASKED) && richace_is_allow(ace)) + ace_mask &= acl->a_group_mask; + +is_owner: + /* The process is in the owner or group file class. */ + in_owner_or_group_class = 1; + +is_everyone: + /* Check which mask flags the ACE allows or denies. */ + if (richace_is_deny(ace)) + denied |= ace_mask & mask; + mask &= ~ace_mask; + + /* + * Keep going until we know which file class + * the process is in. + */ + if (!mask && in_owner_or_group_class) + break; + } + denied |= mask; + + if (acl->a_flags & RICHACL_MASKED) { + unsigned int file_mask; + + /* + * The file class a process is in determines which file mask + * applies. Check if that file mask also grants the requested + * access. + */ + if (uid_eq(current_fsuid(), inode->i_uid)) + file_mask = acl->a_owner_mask; + else if (in_owner_or_group_class) + file_mask = acl->a_group_mask; + else + file_mask = acl->a_other_mask; + denied |= requested & ~file_mask; + } + + return denied ? -EACCES : 0; +} +EXPORT_SYMBOL_GPL(richacl_permission); diff --git a/include/linux/richacl.h b/include/linux/richacl.h index a27ff10..d11e8f3 100644 --- a/include/linux/richacl.h +++ b/include/linux/richacl.h @@ -292,4 +292,7 @@ extern unsigned int richacl_want_to_mask(unsigned int); extern void richacl_compute_max_masks(struct richacl *); extern struct richacl *richacl_chmod(struct richacl *, mode_t); +/* richacl_inode.c */ +extern int richacl_permission(struct inode *, const struct richacl *, int); + #endif /* __RICHACL_H */ -- 2.1.0
WARNING: multiple messages have this Message-ID (diff)
From: Andreas Gruenbacher <andreas.gruenbacher-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> To: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Subject: [RFC v3 14/45] richacl: Permission check algorithm Date: Fri, 24 Apr 2015 13:04:11 +0200 [thread overview] Message-ID: <380de2cdb4a129e4b5d7b586260b79d71c7d241d.1429868795.git.agruenba@redhat.com> (raw) In-Reply-To: <cover.1429868795.git.agruenba-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> In-Reply-To: <cover.1429868795.git.agruenba-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> A richacl grants a requested access if the NFSv4 acl in the richacl grants the requested permissions (according to the NFSv4 permission check algorithm) and the file mask that applies to the process includes the requested permissions. Signed-off-by: Andreas Gruenbacher <agruenba-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> --- fs/Makefile | 2 +- fs/richacl_inode.c | 130 ++++++++++++++++++++++++++++++++++++++++++++++++ include/linux/richacl.h | 3 ++ 3 files changed, 134 insertions(+), 1 deletion(-) create mode 100644 fs/richacl_inode.c diff --git a/fs/Makefile b/fs/Makefile index 8f0a59c..bb96ad7 100644 --- a/fs/Makefile +++ b/fs/Makefile @@ -48,7 +48,7 @@ obj-$(CONFIG_SYSCTL) += drop_caches.o obj-$(CONFIG_FHANDLE) += fhandle.o obj-$(CONFIG_FS_RICHACL) += richacl.o -richacl-y := richacl_base.o +richacl-y := richacl_base.o richacl_inode.o obj-y += quota/ diff --git a/fs/richacl_inode.c b/fs/richacl_inode.c new file mode 100644 index 0000000..33e591a --- /dev/null +++ b/fs/richacl_inode.c @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2010 Novell, Inc. + * Copyright (C) 2015 Red Hat, Inc. + * Written by Andreas Gruenbacher <agruen-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * This program 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 + * General Public License for more details. + */ + +#include <linux/sched.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/slab.h> +#include <linux/richacl.h> + +/** + * richacl_permission - richacl permission check algorithm + * @inode: inode to check + * @acl: rich acl of the inode + * @want: requested access (MAY_* flags) + * + * Checks if the current process is granted @mask flags in @acl. + */ +int +richacl_permission(struct inode *inode, const struct richacl *acl, + int want) +{ + const struct richace *ace; + unsigned int mask = richacl_want_to_mask(want); + unsigned int requested = mask, denied = 0; + int in_owning_group = in_group_p(inode->i_gid); + int in_owner_or_group_class = in_owning_group; + + /* + * We don't need to know which class the process is in when the acl is + * not masked. + */ + if (!(acl->a_flags & RICHACL_MASKED)) + in_owner_or_group_class = 1; + + /* + * A process is + * - in the owner file class if it owns the file, + * - in the group file class if it is in the file's owning group or + * it matches any of the user or group entries, and + * - in the other file class otherwise. + */ + + /* + * Check if the acl grants the requested access and determine which + * file class the process is in. + */ + richacl_for_each_entry(ace, acl) { + unsigned int ace_mask = ace->e_mask; + + if (richace_is_inherit_only(ace)) + continue; + if (richace_is_owner(ace)) { + if (!uid_eq(current_fsuid(), inode->i_uid)) + continue; + goto is_owner; + } else if (richace_is_group(ace)) { + if (!in_owning_group) + continue; + } else if (richace_is_unix_id(ace)) { + if (ace->e_flags & RICHACE_IDENTIFIER_GROUP) { + if (!in_group_p(ace->e_id.gid)) + continue; + } else { + if (!uid_eq(current_fsuid(), ace->e_id.uid)) + continue; + } + } else + goto is_everyone; + + /* + * Apply the group file mask to entries other than OWNER@ and + * EVERYONE@. This is not required for correct access checking + * but ensures that we grant the same permissions as the acl + * computed by richacl_apply_masks() would grant. + */ + if ((acl->a_flags & RICHACL_MASKED) && richace_is_allow(ace)) + ace_mask &= acl->a_group_mask; + +is_owner: + /* The process is in the owner or group file class. */ + in_owner_or_group_class = 1; + +is_everyone: + /* Check which mask flags the ACE allows or denies. */ + if (richace_is_deny(ace)) + denied |= ace_mask & mask; + mask &= ~ace_mask; + + /* + * Keep going until we know which file class + * the process is in. + */ + if (!mask && in_owner_or_group_class) + break; + } + denied |= mask; + + if (acl->a_flags & RICHACL_MASKED) { + unsigned int file_mask; + + /* + * The file class a process is in determines which file mask + * applies. Check if that file mask also grants the requested + * access. + */ + if (uid_eq(current_fsuid(), inode->i_uid)) + file_mask = acl->a_owner_mask; + else if (in_owner_or_group_class) + file_mask = acl->a_group_mask; + else + file_mask = acl->a_other_mask; + denied |= requested & ~file_mask; + } + + return denied ? -EACCES : 0; +} +EXPORT_SYMBOL_GPL(richacl_permission); diff --git a/include/linux/richacl.h b/include/linux/richacl.h index a27ff10..d11e8f3 100644 --- a/include/linux/richacl.h +++ b/include/linux/richacl.h @@ -292,4 +292,7 @@ extern unsigned int richacl_want_to_mask(unsigned int); extern void richacl_compute_max_masks(struct richacl *); extern struct richacl *richacl_chmod(struct richacl *, mode_t); +/* richacl_inode.c */ +extern int richacl_permission(struct inode *, const struct richacl *, int); + #endif /* __RICHACL_H */ -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2015-04-24 11:17 UTC|newest] Thread overview: 154+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-04-24 11:03 [RFC v3 00/45] Richacls Andreas Gruenbacher 2015-04-24 11:03 ` Andreas Gruenbacher 2015-04-24 11:03 ` [RFC v3 01/45] vfs: Minor documentation fix Andreas Gruenbacher 2015-04-24 11:03 ` [RFC v3 02/45] uapi: Remove kernel internal declaration Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 03/45] nfsd: Checking for acl support does not require fetching any acls Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 04/45] vfs: Shrink struct posix_acl Andreas Gruenbacher 2015-04-25 7:56 ` Rasmus Villemoes 2015-04-27 10:27 ` Andreas Grünbacher 2015-04-24 11:04 ` [RFC v3 05/45] vfs: Add IS_ACL() and IS_RICHACL() tests Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 06/45] vfs: Add MAY_CREATE_FILE and MAY_CREATE_DIR permission flags Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 07/45] vfs: Add MAY_DELETE_SELF and MAY_DELETE_CHILD " Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 08/45] vfs: Make the inode passed to inode_change_ok non-const Andreas Gruenbacher 2015-04-24 11:04 ` Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 09/45] vfs: Add permission flags for setting file attributes Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 10/45] richacl: In-memory representation and helper functions Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 11/45] richacl: Permission mapping functions Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 12/45] richacl: Compute maximum file masks from an acl Andreas Gruenbacher 2015-05-12 21:44 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 13/45] richacl: Update the file masks in chmod() Andreas Gruenbacher 2015-04-24 11:04 ` Andreas Gruenbacher 2015-04-24 11:04 ` Andreas Gruenbacher [this message] 2015-04-24 11:04 ` [RFC v3 14/45] richacl: Permission check algorithm Andreas Gruenbacher 2015-05-22 21:08 ` J. Bruce Fields 2015-05-27 11:25 ` Andreas Grünbacher 2015-05-27 15:05 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 15/45] vfs: Cache base_acl objects in inodes Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 16/45] vfs: Cache richacl in struct inode Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 17/45] richacl: Create-time inheritance Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 18/45] richacl: Check if an acl is equivalent to a file mode Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 19/45] richacl: Also recognize nontrivial mode-equivalent acls Andreas Gruenbacher 2015-05-14 19:28 ` J. Bruce Fields 2015-05-15 20:04 ` J. Bruce Fields 2015-05-15 20:04 ` J. Bruce Fields 2015-05-15 20:51 ` J. Bruce Fields 2015-05-15 20:51 ` J. Bruce Fields 2015-05-27 9:24 ` Andreas Grünbacher 2015-05-27 15:06 ` J. Bruce Fields 2015-05-27 15:06 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 20/45] richacl: Automatic Inheritance Andreas Gruenbacher 2015-05-13 18:01 ` Frank Filz 2015-05-13 18:01 ` Frank Filz 2015-05-13 20:22 ` Andreas Grünbacher 2015-05-13 20:22 ` Andreas Grünbacher 2015-05-13 20:28 ` Jeremy Allison 2015-05-13 20:28 ` Jeremy Allison 2015-05-13 20:47 ` Andreas Grünbacher 2015-05-13 20:47 ` Andreas Grünbacher 2015-05-13 20:55 ` Jeremy Allison 2015-05-13 20:55 ` Jeremy Allison 2015-05-13 21:15 ` Andreas Grünbacher 2015-05-13 21:15 ` Andreas Grünbacher 2015-05-13 20:38 ` Frank Filz 2015-05-13 20:38 ` Frank Filz 2015-05-13 21:05 ` Andreas Grünbacher 2015-05-13 22:56 ` Frank Filz 2015-05-13 22:56 ` Frank Filz 2015-05-13 23:52 ` Andreas Grünbacher 2015-05-14 15:09 ` J. Bruce Fields 2015-05-14 15:09 ` J. Bruce Fields 2015-05-18 20:39 ` Andreas Grünbacher 2015-05-18 20:39 ` Andreas Grünbacher 2015-05-18 20:43 ` J. Bruce Fields 2015-05-18 20:43 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 21/45] richacl: xattr mapping functions Andreas Gruenbacher 2015-04-24 11:04 ` Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 22/45] vfs: Add richacl permission checking Andreas Gruenbacher 2015-04-24 11:04 ` Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 23/45] ext4: Add richacl support Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 24/45] ext4: Add richacl feature flag Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 25/45] richacl: acl editing helper functions Andreas Gruenbacher 2015-04-24 11:04 ` Andreas Gruenbacher 2015-05-15 21:33 ` J. Bruce Fields 2015-05-15 21:33 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 26/45] richacl: Move everyone@ aces down the acl Andreas Gruenbacher 2015-05-18 21:20 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 27/45] richacl: Propagate everyone@ permissions to other aces Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 28/45] richacl: Isolate the owner and group classes Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 29/45] richacl: Apply the file masks to a richacl Andreas Gruenbacher 2015-05-26 21:56 ` J. Bruce Fields 2015-05-26 21:56 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 30/45] richacl: Create richacl from mode values Andreas Gruenbacher 2015-05-28 19:24 ` J. Bruce Fields 2015-05-28 19:24 ` J. Bruce Fields 2015-05-28 19:25 ` J. Bruce Fields 2015-05-28 19:58 ` Andreas Grünbacher 2015-05-28 19:58 ` Andreas Grünbacher 2015-04-24 11:04 ` [RFC v3 31/45] richacl: Create acl with masks applied in richacl_from_mode() Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 32/45] nfsd: Remove dead declarations Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 33/45] nfsd: Keep list of acls to dispose of in compoundargs Andreas Gruenbacher 2015-05-28 19:52 ` J. Bruce Fields 2015-05-28 19:52 ` J. Bruce Fields 2015-05-28 20:28 ` Andreas Grünbacher 2015-05-28 20:28 ` Andreas Grünbacher 2015-04-24 11:04 ` [RFC v3 34/45] nfsd: Use richacls as internal acl representation Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 35/45] nfsd: Add richacl support Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 36/45] NFSv4: Fix GETATTR bitmap verification Andreas Gruenbacher 2015-05-28 20:33 ` J. Bruce Fields 2015-05-28 20:33 ` J. Bruce Fields 2015-05-28 20:50 ` Trond Myklebust 2015-05-28 20:50 ` Trond Myklebust 2015-05-28 21:05 ` Andreas Grünbacher 2015-05-28 21:05 ` Andreas Grünbacher 2015-05-28 21:40 ` Trond Myklebust 2015-05-28 21:40 ` Trond Myklebust 2015-05-28 21:55 ` Trond Myklebust 2015-05-28 21:55 ` Trond Myklebust 2015-05-28 22:09 ` Andreas Grünbacher 2015-05-28 22:09 ` Andreas Grünbacher 2015-05-28 22:24 ` Trond Myklebust 2015-05-28 22:24 ` Trond Myklebust 2015-05-28 22:28 ` Andreas Grünbacher 2015-05-28 21:15 ` Andreas Grünbacher 2015-05-28 21:28 ` Andreas Grünbacher 2015-05-28 21:28 ` Andreas Grünbacher 2015-04-24 11:04 ` [RFC v3 37/45] nfs/sunrpc: No more encode and decode function pointer casting Andreas Gruenbacher 2015-05-28 23:11 ` Trond Myklebust 2015-05-28 23:40 ` Andreas Grünbacher 2015-05-29 0:37 ` Trond Myklebust 2015-05-29 0:37 ` Trond Myklebust 2015-05-29 15:30 ` Andreas Grünbacher 2015-05-29 15:30 ` Andreas Grünbacher 2015-04-24 11:04 ` [RFC v3 38/45] nfs/sunrpc: Return status code from encode functions Andreas Gruenbacher 2015-05-28 23:39 ` Trond Myklebust 2015-05-28 23:39 ` Trond Myklebust 2015-04-24 11:04 ` [RFC v3 39/45] nfs3: Return posix acl encode errors Andreas Gruenbacher 2015-04-24 11:04 ` Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 40/45] nfs: Remove unused xdr page offsets in getacl/setacl arguments Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 41/45] rpc: Allow to demand-allocate pages to encode into Andreas Gruenbacher 2015-05-28 23:24 ` Trond Myklebust 2015-05-28 23:24 ` Trond Myklebust 2015-05-29 15:46 ` Andreas Grünbacher 2015-04-24 11:04 ` [RFC v3 42/45] nfs: Add richacl support Andreas Gruenbacher 2015-05-28 23:06 ` Trond Myklebust 2015-05-28 23:29 ` Andreas Grünbacher 2015-05-29 13:15 ` Trond Myklebust 2015-05-29 15:00 ` Andreas Grünbacher 2015-05-29 15:24 ` Trond Myklebust 2015-05-29 15:45 ` Andreas Grünbacher 2015-05-29 15:54 ` Trond Myklebust 2015-05-29 15:54 ` Trond Myklebust 2015-05-29 15:54 ` Frank Filz 2015-05-29 15:54 ` Frank Filz 2016-06-23 16:37 ` Weston Andros Adamson 2016-06-23 17:15 ` Frank Filz 2016-07-15 8:00 ` Andreas Grünbacher 2015-04-24 11:04 ` [RFC v3 43/45] uapi/nfs: Add NFSv4.1 ACL definitions Andreas Gruenbacher 2015-05-29 14:57 ` J. Bruce Fields 2015-04-24 11:04 ` [RFC v3 44/45] nfsd: Add support for the v4.1 dacl attribute Andreas Gruenbacher 2015-04-24 11:04 ` [RFC v3 45/45] nfs: " Andreas Gruenbacher 2015-05-23 15:50 ` [RFC v3 00/45] Richacls Jeremy Allison 2015-05-23 15:50 ` Jeremy Allison 2015-05-23 15:56 ` Andreas Grünbacher 2015-05-23 15:56 ` Andreas Grünbacher 2015-06-25 20:03 ` Stefan (metze) Metzmacher
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