[CentOS-mirror] Cron Script

Matthew Miller mattdm at mattdm.org
Mon Dec 18 16:45:52 UTC 2006


On Mon, Dec 18, 2006 at 11:15:46AM -0500, William Dunn wrote:
> if [ -f /root/rsync-scripts/centos.lockfile ]
[...]
> touch /root/rsync-scripts/centos.lockfile

I suggest using mkdir for lockfiles -- if the directory already exists,
it'll fail, so you can do the test and create as essential an atomic
operation, so you don't have a race.

-- 
Matthew Miller           mattdm at mattdm.org          <http://mattdm.org/>
Boston University Linux      ------>              <http://linux.bu.edu/>



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