Thanks. Yes, I had the blocks there because I had been playing with the 
rescue approach earlier.

On Friday, August 4, 2017 at 11:29:31 AM UTC-5, Kai Stian Olstad wrote:
>
> On 04. aug. 2017 17:45, William McKenzie wrote: 
> > OK, this works: you store the results, clear errors on hosts and look 
> for 
> > problem children. 
> > 
> > 
> > --- 
> > - hosts: all 
> >   gather_facts: no 
> >   tasks: 
> >     - block: 
> >        - setup: 
> >         register: result 
> >         
> >      - name: clearing host errors 
> >       meta: clear_host_errors 
> >     
> >     - block: 
> >       - local_action: 
> >           module: slack 
> >           token: "redacted" 
> >           msg: "Ping failed on host {{inventory_hostname}}" 
> >       when: result.unreachable is defined 
> It will only work if at least one host is reachable, but that's probably 
> good enough. 
>
> By the way, you don't need your two block: since they only have one task 
> each. 
>
> -- 
> Kai Stian Olstad 
>

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