BIND 9.4.x vs 9.6.x - pid-file check and creation

[Jan Arild Lindstrøm]

At 16:06 28/01/2009, Thomas Schulz wrote:
>In article <glp3rc$23p1$1 at sf1.isc.org>,
>Jan Arild =?iso-8859-1?Q?Lindstr=F8m?=  <jal at telenor.net> wrote:
>>
>>Hi,
>>
>>ah, of course. I did not think about it as a Solaris bug.
>>
>>I patched BIND 9.6.0-P1 os.c code so it first checks for the diretory
>>before it tries the fast approach of just running mkdir. And that of
>>course works fine.
>>
>>But, since I do not want to run a self-patch BIND in production, I will
>>instead run with pid-file "/var/run/named/named/named.pid" and be happy
>>with that.
>
>Just wondering.  Since /var/run is a swap (memory) based file system,
>do you have to recreate those directories on each reboot?


Yes, e.g /var/run/named is created in the BIND init-script we run at boot.



>>Thanks
>>Jan Arild Lindstr
>>
>>
>>At 15:35 27/01/2009, Mark Andrews wrote:
>>
>>>Looking at the publically available parts of SunSolve there are at least
>>>bug reports about it.
>>>
>>>Requires Support Contract tmp_mkdir()/xmemfs_mkdir() inconsistent with oth=
>>er xxxfs_mkdir() functions.  |  Open in a new window
>>>bug 6253984
>>>http://sunsolve.sun.com/search/document.do?assetkey=3D1-1-6253984-1 - Sep =
>>10, 2007
>>> =
>>
>>>Requires Support Contract tmp_mkdir()/xmemfs_mkdir() inconsistent with oth=
>>er xxxfs_mkdir() functions.  |  Open in a new window
>>>bug 2152581
>>>http://sunsolve.sun.com/search/document.do?assetkey=3D1-1-2152581-1 - Sep =
>>10, 2007 =
>>
>>>I don't have a copy of the POSIX standard that covers mkdir(2) to
>>>see what it has to say about it.  Historically however EACCES on
>>>search failure,  EEXIST if the file/directory exists, then EACCES on
>>>parent directory write permissions was the error determination order.
>>>
>>>Mark
>>>-- =
>>
>>>Mark Andrews, ISC
>>>1 Seymour St., Dundas Valley, NSW 2117, Australia
>>>PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org
>>
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>
>-- 
>Tom Schulz
>schulz at adi.com
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Jan Arild