snappy services - auto restart

[Jamie Strandboge]

On 05/20/2015 03:21 PM, Jamie Strandboge wrote:
> On 05/20/2015 02:13 AM, Martin Pitt wrote:
>> Alexander Sack [2015-05-19 12:40 +0200]:
>>>> In a systemd unit this is the "Restart=" option, see man
>>>> systemd.service(5). In paticular, Restart=on-failure is the most
>>>> popular option.
>>>>
>>>> However, TTBOMK this option isn't exposed in the snap's YAML, so this
>>>> needs to be added there.
>>>
>>> Shouldn't this be the default in almost all cases?
>>
>> For snaps? Starting with adding Restart=on-failure to the synthesized
>> .services for snaps sounds like a good first approach which avoids
>> adding/exposing more metadata.
>>
>> Auto-restarting on failure does not make much sense for socket/D-BUS
>> activated services, i. e. if something is Type=dbus or ships a .socket
>> unit. But neither is currently the case for snaps, right?
>>
> Frameworks may use 'bus-name' in their services yaml which when specified adds
> Type=dbus[1] to the autogenerated .service file. Eg 'hello-dbus-fwk' from the store.
> 
> [1]https://developer.ubuntu.com/en/snappy/guides/package-metadata/
> 
I should also mention that while Type=dbus is in the .service file when
specifying 'bus-name', there is still a Start=... in there too.

-- 
Jamie Strandboge                 http://www.ubuntu.com/

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