[mythtv-users] Checking status via API

[Stephen Worthington]

On Tue, 7 Mar 2017 21:09:07 -0800, you wrote:

>On Mon, Mar 6, 2017 at 12:32 PM, Hika van den Hoven <hikavdh at gmail.com>
>wrote:
>
>> Hoi Roger,
>>
>> Monday, March 6, 2017, 7:30:40 PM, you wrote:
>>
>> > On 06/03/17 17:03, Peter Bennett wrote:
>> >>
>> >>>
>> >> The backend already has the feature built in. If you set "Idle shutdown
>> >> timeout" in mythtv-setup, it will automatically shut down the server
>> >> when idle using the "server halt command" that you specify. Is there
>> >> some reason this does not work for you?
>> >>
>> >> Peter
>> >>
>>
>Thanks Peter. I'll give that a go... the server isn't exclusively a
>mythbackend, so I've been using the "turnoff" script (and took over
>maintenance) from
>https://www.mythtv.org/wiki/ACPI_Wakeup#Helper_script:_TurnOff
>
>
>> > I suspect it's turned it off because the backend doesn't currently
>> > register API Service users as frontends/clients. So it will go idle and
>> > shutdown even whilst the Http server is in use.
>>
>> > It's worth tracking https://code.mythtv.org/trac/ticket/12089 for this.
>>
>> > However, has the OP actually tried it ?
>>
>I have not. I'll give it a quick try when I get some time.
>
>
>> > Even though the Kodi PVR does use some services, I believe it uses the
>> > internal protocol for playback. If it does it right then then you may
>> > find that it already prevents shutdown during playback.
>>
>
>It doesn't prevent shutdown via 'mythshutdown -c' (it reports idle). I am
>not sure if it prevents shutdown via the "Idle Shutdown Timer".
>
>
>> > For the same reason you may also see playback started/stopped events,
>> > that your script could handle.
>> > https://www.mythtv.org/wiki/MythTV_System_Events
>
>
>Good pointer, I'll check on that.
>
>>
>> You can look for alternative ways to check. For instance as I
>> understand Kodi needs nfs or cifs for accessing the recordings. See if
>> you can do a check on that front. Or if all frontends are dedicated,
>> do a ping check. Or set a local file (for instance /ect/kodiplay.txt
>> to contain a 1 on starting kodi and reset it to 0 on stopping it. Etc.
>>
>> Kodi doesn't use NFS or CIFS... My backend doesn't export content via NFS
>or CIFS and I didn't configure it on the tablets.
>
>For ping checks, i have multiple tablets that aren't dedicated, so it isn't
>a good option for my setup, but could work for others. Similarly for
>setting a localfile, from a remote android tablet isn't straight forward.
>
>
>> Tot mails,
>>   Hika                            mailto:hikavdh at gmail.com
>>
>>
>Thanks for your help everyone!
>Marc

Using netstat and grepping for the port number should show you if
anything is using that port.