Re: Daemontools wrapper packages

["Gerrit Pape" <pape@innominate.com>]

On Thu, Feb 22, 2001 at 06:00:38PM +0100, Ondrej Sury wrote:
> Klaus Reimer <kay@debian.org> writes:
> > Hi,
> > 
> > We have discussed some weeks ago how to write daemontools wrapper packages to 
> > have an easy possibility to setup init.d-style services like proftpd under 
> > daemontools. I'm currently trying to create such a package, but have two 
> > problems. First let me explain, how I am doing it:
[...]
> 
> My advice is:
> 
> 0. don't DEPEND on daemontools, just let <package> use it if available.
> 
Right. log2mail in incoming is allready doing this.

> 1. Keep /etc/init.d/<package> in place.
>
yep.
 
> 2. Either symlink /etc/<package>/ into /var/lib/svscan/<package> or create
>    /var/lib/svscan/<package>/{run,log/run} (maybe problem with current policy?)
>
I use symlink /etc/<package>/service -> /service/<package> , done manually.

> 3. /etc/init.d/daemontools package should start before any init.d scripts
>    using it and it should put down file in all directories under /var/lib/svscan/
>
/etc/init.d/daemontools should not exist, it is recommend starting svscan
from inittab. No need for down files, see below.
 
> 4. If init.d scripts detects daemontools it switches to DT mode:
>    a) start will do ( cd /var/lib/svscan; rm <package>/down; svc -u <package> )
>    b) restart will do ( cd /var/lib/svscan; svc -t <package> )
>    c) stop will do ( cd /var/lib/svscan; touch <package>/down; svc -td <package>; )
>
init.d script should just test -L /service/<package> and exit 0 if true.
Use svc(8) /service/<package> to control the service.

> 5. make daemontools debian package should provide some support scripts
>    which will simplify changes listed in (4.)
>
No need for that.

Regards, Gerrit.

-- 
pape@innominate.com
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