I was able to figure out the config parameter so the upload to broker would 
not add the " append_units_label" to the outgoing data. Once I did that, it 
all started working as I expected.

Thanks

Glen Collins

On Saturday, January 14, 2023 at 6:05:28 PM UTC-8 Glen Collins wrote:

> Hello all. I have setup MQTT to transmit data to a broker. I'm trying to 
> rewrite the json transmitted so as if the data at the broker looks as 
> though it was local to the weewx server so it can be subscribes to without 
> modifying the json on the other side. There is not much documentation on 
> the customization other than what's documented in the mqtt.py.
>
> I basically want the json to the broker to look exactly like my sensor map.
>
>     [[sensor_map]]
>         windDir = wind_dir.0204.AcuriteAtlasPacket
>         windSpeed = wind_speed.0204.AcuriteAtlasPacket
>         outTemp = temperature.0204.AcuriteAtlasPacket
>         outHumidity = humidity.0204.AcuriteAtlasPacket
>         outTempBatteryStatus = battery.0204.AcuriteAtlasPacket
>         rain_total = rain_total.0204.AcuriteAtlasPacket
>         strikes_total = strike_count.0204.AcuriteAtlasPacket
>         strike_distance = strike_distance.0204.AcuriteAtlasPacket
>
> So when it gets to the other instance I'm running it'll do all the 
> calculations and such on that instance rather than the one that's actually 
> capturing the data. Is this possible?
>
> What I'm doing is running a raspberry pi with an SDR, capturing the 
> packets and forwarding them on to a broker. I then have the main weewx 
> instance subscribe to the broker and grab the data. But that data has been 
> modified by the raspberry pi instance of weewx. I just want the raspberry 
> pi to forward and not touch the incoming data. Leaving that to my internal 
> instance of weewx.
>
> Thanks.
>
> Glen Collins
>
>
>

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