[ClusterLabs] ocf scripts shell and local variables

Dejan Muhamedagic dejanmm at fastmail.fm
Tue Aug 30 04:44:49 EDT 2016


On Mon, Aug 29, 2016 at 10:13:18AM -0500, Dmitri Maziuk wrote:
> On 2016-08-29 04:06, Gabriele Bulfon wrote:
> >Thanks, though this does not work :)
> Uhm... right. Too many languages, sorry: perl's system() will call the login
> shell, system system() uses /bin/sh, and exec()s will run whatever the
> programmer tells them to. The point is none of them cares what shell's in
> shebang line AFAIK.

The kernel reads the shebang line and it is what defines the
interpreter which is to be invoked to run the script.

> But anyway, you're correct; a lot of linux "shell" scripts are bash-only and
> pacemaker RAs are no exception.

None of /bin/sh RA requires bash.



> Dima
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