Author: jra
Date: 2005-08-19 16:40:15 +0000 (Fri, 19 Aug 2005)
New Revision: 797

WebSVN: 
http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba-docs&rev=797

Log:
Added "acl group control" docs.
Jeremy.

Added:
   trunk/smbdotconf/security/aclgroupcontrol.xml


Changeset:
Added: trunk/smbdotconf/security/aclgroupcontrol.xml
===================================================================
--- trunk/smbdotconf/security/aclgroupcontrol.xml       2005-08-18 00:36:55 UTC 
(rev 796)
+++ trunk/smbdotconf/security/aclgroupcontrol.xml       2005-08-19 16:40:15 UTC 
(rev 797)
@@ -0,0 +1,47 @@
+<samba:parameter name="acl group control"
+                 context="S"
+                type="boolean"
+                 xmlns:samba="http://www.samba.org/samba/DTD/samba-doc";>
+<description>
+       <para>
+       In a POSIX filesystem, only the owner of a file or directory and the 
superuser can modify the permissions
+       and ACLs on a file. If this parameter is set, then Samba overrides this 
restriction, and also allows the
+       <emphasis>primary group owner</emphasis> of a file or directory to 
modify the permissions and ACLs
+       on that file.
+       </para>
+       <para>
+       On a Windows server, groups may be the owner of a file or directory - 
thus allowing anyone in
+       that group to modify the permissions on it. This allows the delegation 
of security controls
+       on a point in the filesystem to the group owner of a directory and 
anything below it also owned
+       by that group. This means there are multiple people with permissions to 
modify ACLs on a file
+       or directory, easing managability.
+       </para>
+       <para>
+       This parameter allows Samba to also permit delegation of the control 
over a point in the exported
+       directory hierarchy in much the same was as Windows. This allows all 
members of a UNIX group to
+       control the permissions on a file or directory they have group 
ownership on.
+       </para>
+
+       <para>
+       This parameter is best used with the <smbconfoption name="inherit 
owner"/> option and also
+       on on a share containing directories with the UNIX <emphasis>setgid 
bit</emphasis> bit set
+       on them, which causes new files and directories created within it to 
inherit the group
+       ownership from the containing directory. 
+       </para>
+
+       <para>
+       This is a new parameter introduced in Samba 3.0.20.
+       </para>
+
+       <para>
+       This can be particularly useful to allow groups to manage their own 
security on a part
+       of the filesystem they have group ownership of, removing the bottleneck 
of having only
+       the user owner or superuser able to reset permissions.
+       </para>
+</description>
+
+<related>inherit owner</related>
+<related>inherit permissions</related>
+
+<value type="default">no</value>
+</samba:parameter>

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