Thanks Tom. I substituted the username and password for a public account
and that has solved it. I guess I was put off by the fact that the
original one still works. In fact they are both working in parallel!
On Wednesday, May 31, 2023 at 3:34:54 PM UTC+1 Tom Hogland wrote:
> 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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