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Date: Fri, 10 Oct 2008 12:08:28 +1000
From: Murray McAllister <mmcallis@redhat.com>
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To: russell@coker.com.au
CC: Daniel J Walsh <dwalsh@redhat.com>, SE Linux <selinux@tycho.nsa.gov>
Subject: Re: user guide drafts: Archiving Files with tar/star
References: <48EDAE09.8070903@redhat.com> <48EDEFB9.9090702@redhat.com> <48EE9415.6050902@redhat.com> <200810101251.30094.russell@coker.com.au>
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Russell Coker wrote:
> On Friday 10 October 2008 10:30, Murray McAllister <mmcallis@redhat.com> 
> wrote:
>>> tar xvf file.tgz | restorecon -f -
>>>
>>> Would reset the file context on disk after the extraction.
>> Does this only apply to the tar file itself, not the files in it? On
>> rawhide the extracted files (that have extended attributes) inherit the
>> type of the directory they are being extracted in.
> 
> The "v" option of tar causes it to list on stdout all the files it extracts.
> 
> The -f- option of restorecon makes it take a list of files to relabel on 
> stdin.  So it relabels all files extracted from the tar file.
> 
> The inheriting of file contexts from a directory (in the absence of policy 
> rules specifying otherwise) has AFAIK always been the design of SE Linux.

When would "tar | restorecon -f -" be used if files inherit contexts 
from parent directories (if policy has not be changed)? Sorry, I am a 
bit slow :)

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