:: Re: [DNG] tiny service state api [W…
Góra strony
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Autor: info at smallinnovations dot nl
Data:  
Dla: dng
Temat: Re: [DNG] tiny service state api [WAS: Fwd: init system agnosticism]
On 14-04-17 11:20, KatolaZ wrote:
> On Fri, Apr 14, 2017 at 10:57:01AM +0200, Enrico Weigelt, metux IT consult wrote:
>
> [cut]
>
>> * srvmgt_daemonize()
>>    --> detach from controlling terminal, etc
>> * srvmgt_droppriv(...)
>>    --> drop root privileges (if we are still root)
>>    --> several versions, eg. with fetching the target uid/gid from env
>> * srvmgt_report_state(...)
>>    --> report the service state to the supervisor
>>    --> states could be eg.
>>     * SRVMGT_STATE_STARTUP     -- still within the startup phase
>>     * SRVMGT_STATE_READY_LOCAL -- ready for local clients only
>>     * SRVMGT_STATE_READY_ALL   -- ready for all clients
>>     * SRVMGT_STATE_BUSY        -- too busy to process new requests
>>     * SRVMGT_STATE_SHUTDOWN    -- shutting down, still finishing
>>                                        queued requests
>>     * SRVMGT_STATE_DEFERRED    -- temporarily can't accept new
>>                                        requests (eg. overload)
>>     * SRVMGT_STATE_WAITING     -- wait for resource (eg. printer
>>                                        needs paper or ink)
>>     * SRVMGT_STATE_OFFLINE     -- completely offline (eg. due some
>>                                        fatal error)

>>
>> For start, we'd just write a small library, that logs to syslog,
>> perhaps maintains some pidfiles (maybe even a *compile-time* option
>> to route directly to libsystemd), then patch up packages that currently
>> use libsystemd to use our new one.
>>
> I personally don't see why one would like to redo libsystemd0 from
> scratch, as you seem so kee of doing.
>
> Go on down your path, but I suspect not many people would cheer at you
> in this camp...
>
> HND
>
> KatolaZ

I am too do not see a reason to redo libsystemd0 but we can think about
maintaining a Devuan version of libsystemd0. To ease the maintenance of
packages depending on those basic api requests.
We simply cannot trust the debian version but a Devuan version should be
trustworthy.

Grtz,

Nick