>From the docs, it looks like the correct config line is:
server_url = mqtt://username:password@localhost:1883/
On Wednesday, May 31, 2023 at 3:27:01 AM UTC-8 mjuwx wrote:
> I have successfully used mqtt when running weewx on a raspberry pi. I am
> now running weewx under docker on a more powerful pi4. The mqtt settings
> that worked originally now give the following error.
>
> ValueError: Port could not be cast to integer value as '1883 ' - full
> error log below
>
> 1 There were no errors when paho-mqtt was installed.
> 2 weewx.conf entries
> [[MQTT]]
> enable = True
> log_success = False
> server_url = //broker.emqx.io:1883 /
> topic = xxxx/yyyyyyy
> unit_system = METRIC
> aggregation = aggregate
> binding = archive, loop
>
> [[[inputs]]]
> [[[[dayRain]]]]
> units = mm
> [[[[rainRate]]]]
> units = mm_per_hour
>
> 3 port 1883 on the container is linked to port 1883 on the host
>
> Can anyone help me to resolve this please?
>
> Thanks
>
> Output from log file
>
> May 31 11:26:43 weewx[18] ERROR weewx.restx: MQTT: Unexpected exception of
> type <class 'ValueError'>
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** Traceback (most recent
> call last):
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** File
> "/home/weewx/bin/weewx/restx.py", line 382, in run_loop
> May 31 11:26:43 weewx[18] ERROR weewx.restx: ***
> self.process_record(_record, dbmanager)
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** File
> "/home/weewx/bin/user/mqtt.py", line 522, in process_record
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** self.get_mqtt_client()
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** File
> "/home/weewx/bin/user/mqtt.py", line 453, in get_mqtt_client
> May 31 11:26:43 weewx[18] ERROR weewx.restx: ***
> mc.connect(url.hostname, url.port)
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** File
> "/usr/local/lib/python3.10/urllib/parse.py", line 177, in port
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** raise
> ValueError(f"Port could not be cast to integer value as {port!r}")
> May 31 11:26:43 weewx[18] ERROR weewx.restx: *** ValueError: Port could
> not be cast to integer value as '1883 '
> May 31 11:26:43 weewx[18] CRITICAL weewx.restx: MQTT: Thread terminating.
> Reason: Port could not be cast to integer value as '1883 '
> Exception in thread MQTT:
> Traceback (most recent call last):
> File "/usr/local/lib/python3.10/threading.py", line 1016, in
> _bootstrap_inner
> self.run()
> File "/home/weewx/bin/weewx/restx.py", line 355, in run
> self.run_loop(_manager)
> File "/home/weewx/bin/weewx/restx.py", line 382, in run_loop
> self.process_record(_record, dbmanager)
> File "/home/weewx/bin/user/mqtt.py", line 522, in process_record
> self.get_mqtt_client()
> File "/home/weewx/bin/user/mqtt.py", line 453, in get_mqtt_client
> mc.connect(url.hostname, url.port)
> File "/usr/local/lib/python3.10/urllib/parse.py", line 177, in port
> raise ValueError(f"Port could not be cast to integer value as
> {port!r}")
> ValueError: Port could not be cast to integer value as '1883 '
>
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