[Ovmsdev] OTA Automatic updates (middle of the night)

[Michael Balzer]

Yes, a general shutdown signal scheme makes sense, but still also a separate SD unmounting signal to be able to remove just the SD card with a single command.

Regards,
Michael


Am 30.04.2018 um 04:28 schrieb Mark Webb-Johnson:
> Writing the code last night, it seemed that the shutting down of wifi/simcom/etc was messy.
>
> Perhaps we need to have new signals “ShuttingDown” and “ShutDown”, then make the components responsible for this? So, for example, wifi powers off, server v2
> disconnects, logging stops logging to SD, etc, on “ShuttingDown”. Then SD unmounts on “ShutDown”.
>
> A better solution?
>
> Regards, Mark.
>
>> On 30 Apr 2018, at 6:31 AM, Michael Balzer <dexter at expeedo.de <mailto:dexter at expeedo.de>> wrote:
>>
>> Attention: performing an AutoFlash just killed my SD filesystem.
>>
>> Possibly just by chance and I was lucky all the reboots before, but I think we really need to close all SD files before reboot -- see issue #97.
>>
>> FYI: the SD could be restored by a simple fsck, no data loss. My Linux system also could mount the SD before the fsck. The module was stuck in the mount attempt.
>>
>> Regards,
>> Michael
>>
>>
>> Am 29.04.2018 um 16:39 schrieb Mark Webb-Johnson:
>>>
>>> The last piece of the puzzle falls into place.
>>>
>>>     OVMS# config set auto ota yes
>>>
>>>     OVMS# config set ota auto.hour 2
>>>
>>>
>>> Module will wake up sometime between 2am and 3am, and if wifi is available it will check the available server version (according to OTA tag and server url).
>>> If the server has a later version, the module will download and flash that new version then reboot into it.
>>>
>>> I’ve also brought in the strverscmp function for GNU library, which is generally useful for comparing versions.
>>>
>>> Enjoy.
>>>
>>> Regards, Mark.
>>>
>>>> Begin forwarded message:
>>>>
>>>> *From: *GitHub <noreply at github.com <mailto:noreply at github.com>>
>>>> *Subject: **[openvehicles/Open-Vehicle-Monitoring-System-3] 1a4301: Bring in GNU strverscmp component, and test comman...*
>>>> *Date: *29 April 2018 at 10:23:54 PM HKT
>>>> *To: *mark at webb-johnson.net <mailto:mark at webb-johnson.net>
>>>> *Reply-To: *GitHub <noreply at github.com <mailto:noreply at github.com>>
>>>>
>>>>  Branch: refs/heads/master
>>>>  Home:   https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3
>>>>  Commit: 1a4301d7ca1c7ed619109dfcb2e832a599af7dda
>>>>      https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/commit/1a4301d7ca1c7ed619109dfcb2e832a599af7dda
>>>>  Author: Mark Webb-Johnson <mark at webb-johnson.net <mailto:mark at webb-johnson.net>>
>>>>  Date:   2018-04-29 (Sun, 29 Apr 2018)
>>>>
>>>>  Changed paths:
>>>>    A vehicle/OVMS.V3/components/strverscmp/component.mk
>>>>    A vehicle/OVMS.V3/components/strverscmp/src/strverscmp.c
>>>>    A vehicle/OVMS.V3/components/strverscmp/src/strverscmp.h
>>>>    M vehicle/OVMS.V3/main/test_framework.cpp
>>>>
>>>>  Log Message:
>>>>  -----------
>>>>  Bring in GNU strverscmp component, and test command
>>>>
>>>>
>>>>  Commit: 58fa1b57448d3491889e3d1d3f487e475d036c92
>>>>      https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/commit/58fa1b57448d3491889e3d1d3f487e475d036c92
>>>>  Author: Mark Webb-Johnson <mark at webb-johnson.net <mailto:mark at webb-johnson.net>>
>>>>  Date:   2018-04-29 (Sun, 29 Apr 2018)
>>>>
>>>>  Changed paths:
>>>>    M vehicle/OVMS.V3/components/ovms_ota/src/ovms_ota.cpp
>>>>    M vehicle/OVMS.V3/components/ovms_ota/src/ovms_ota.h
>>>>
>>>>  Log Message:
>>>>  -----------
>>>>  AutoFlash implementation:
>>>> Config auto[ota]=yes
>>>> Config ota[auto.hour]=2
>>>>
>>>>
>>>> Compare: https://github.com/openvehicles/Open-Vehicle-Monitoring-System-3/compare/87d80c30825b...58fa1b57448d
>>>
>>>
>>>
>>> _______________________________________________
>>> OvmsDev mailing list
>>> OvmsDev at lists.openvehicles.com
>>> http://lists.openvehicles.com/mailman/listinfo/ovmsdev
>>
>> -- 
>> Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
>> Fon 02333 / 833 5735 * Handy 0176 / 206 989 26
>> _______________________________________________
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>> http://lists.openvehicles.com/mailman/listinfo/ovmsdev
>
>
>
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-- 
Michael Balzer * Helkenberger Weg 9 * D-58256 Ennepetal
Fon 02333 / 833 5735 * Handy 0176 / 206 989 26

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