Questions on presets / Firmware upgrade

[George Chelidze]

Hi Dan,

Please find my answers below.

On 05/03/2018 12:05 AM, Dan Morphis wrote:
>
>
>     This is how the preset looked before:
>
>     {
>         "_id" : "firmware-upgrade",
>         "channel" : "",
>         "weight" : 0,
>         "precondition" : "{\"_tags\":\"upgrade\"}",
>         "configurations" : [
>             {
>                 "type" : "provision",
>                 "name" : "firmware-upgrade"
>             }
>         ],
>         "schedule" : "",
>         "events" : {
>             "1 BOOT" : true
>         }
>     }
>
>
> So this creates a preset in the default channel with a precondition of
> 1 BOOT and a tag of upgrade. For this to execute, the CPE must have
> the upgrade tag, the channel default must not be in a faulted state
> for the CPE and had to have just booted.

All of these were true except maybe channel faulted state which I didn't
check. Will give it a try.

>
>     Then I replaced "1 BOOT" with "2 PERIODIC" and now it works like a
>     charm
>     but with periodic event. I am not sure regarding the channel's faulted
>     state, but I'll give it a try once again. In general, is it a good
>     practice to put firmware-upgrade/firmware-upgrade-complete presets
>     in a
>     separate channel?
>
> What provision do you want to upgrade after a firmware upgrade?
> Setting the config? If the CPE needs its config, it (should) will send
> a 0 BOOTSTRAP event. In all the CPEs I've tested, that will happen if
> you update the config on the CPE.

a very simple provision - untag a CPE and reboot:

const tag = "Tags.upgrade";
declare(tag, null, {value: false});
declare("Reboot", null, {value: Date.now()});

>
>     I forgot to ask one question regarding log() in provisions: while my
>     provision contains log() statements, I don't see output in logs.
>     Should
>     I enable debugging to see the output and which file logs are
>     written to?
>
> Yes, it should be in the cwmp log file.

Thanks for your support.

Best regards,

George Chelidze
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