systemd: Is it wrong?
Steve Dickson
SteveD at redhat.com
Mon Jul 11 17:43:38 UTC 2011
On 07/11/2011 01:40 PM, Florian Müllner wrote:
> 2011/7/11 Steve Dickson <SteveD at redhat.com <mailto:SteveD at redhat.com>>
>
> > Hmm? Shell only understands strings, too. What precisely are you asking for?
> in /etc/sysconfig/nfsservices
> set LOCKD_TCPPORT=234
>
> In nfsservice.service
>
> EnvironmentFile=-/etc/sysconfig/nfsservices
> ExecStartPre=/sbin/sysctl -w $LOCKD_TCPPORT
>
> to work.
>
>
> That is supposed to work. However, if /etc/sysconfig/nfsservices reads:
> #set LOCKD_TCPPORT=234
No, I go head and set it to zero... So I know its defined...
>
> the variable evaluates to the empty string, not 0, so the sysctl invocation fails. I don't think unit files support advanced bash syntax like ${LOCKD_TCPPORT:-0} ...
that would be nice... But defining it to zero is no biggie...
steved.
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