On Tue, Nov 13, 2018 at 12:00:19PM +0100, Florian Forster wrote:
> Hi,
> thank you very much for reporting this! Sounds like a bug in the exec plugin –
> it never ceases to amaze me how many issues a single plugin can have ;)
> > > > This means that any plugin that does the usual pattern of:
> > > > 
> > > >   pid = fork ();
> Note that the exec plugin is the *only* plugin that does this. All other
> plugins are forbidden to fork(), popen() or create new processes in any other
> way. The only plugin doing that, the exec plugin, has had enough issues over
> the years for me to feel justified in that decision. ;-)
> As mentioned before, a Github issue would be appreciated so we can properly
> track this problem.

I don't know if Peter is using the exec plugin or is trying to write
an ordinary plugin.  However the library he is using (libguestfs)
certainly does fork subprocess(es).


Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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