[HECnet] PyDECnet setup

[Brian Hechinger]

Read documentation? Heathen. :-P

Got a systemd unit file written for it and it's up and running for good 
now. Woo!

Now to figure out what I can do with the API.

-brian

On 17/11/21 14:34, Paul Koning wrote:
> Well, it's in doc/config.txt.  And actually it says something I had 
> forgotten.  If you don't specify a cert it defaults to decnet.pem.  So 
> it has a cert name either way.
>
> I assume that file decnet.pem doesn't actually exist.  So you should 
> get an error message, and "cert decnet.pem doesn't exist" would be a 
> lot clearer.
>
> Meanwhile, the configuration file details are described pretty 
> carefully in doc/config.txt; reviewing that can be useful.
>
> On the subject of the qmax spec, yes, for the moment that's a good 
> idea.  I need to implement congestion control one of these days, the 
> algorithms are documented but I haven't gotten around to that yet.
>
> paul
>
>> On Nov 17, 2021, at 9:28 AM, Brian Hechinger <wonko at 4amlunch.net> wrote:
>>
>> Yeah, I agree that if no cert is specified it shouldn't enable HTTPS. 
>> That's what I assumed would happen. :)
>>
>> -brian
>>
>> On 17/11/21 14:26, Paul Koning wrote:
>>> I think so.  It will obviously fail later on, but it looks like the 
>>> bind happens before it realizes that it has no cert.  If you don't 
>>> want https, add --https-port 0.
>>>
>>> I suppose I should force that if no cert is specified, that would be 
>>> logical.
>>>
>>> paul
>>>
>>>> On Nov 17, 2021, at 9:23 AM, Brian Hechinger <wonko at 4amlunch.net> 
>>>> wrote:
>>>>
>>>> Even without a cert specified?
>>>>
>>>> -brian
>>>>
>>>> On 17/11/21 14:06, Paul Koning wrote:
>>>>> You have both http and https enabled (both are enabled by default) 
>>>>> so it will try to bind ports 8000 and 8443.
>>>>>
>>>>> paul
>>>>>
>>>>>> On Nov 17, 2021, at 8:09 AM, Brian Hechinger <wonko at 4amlunch.net> 
>>>>>> wrote:
>>>>>>
>>>>>> Oops, I knew I forgot something. Trying to rush the email out.
>>>>>>
>>>>>> router.conf:
>>>>>>
>>>>>> system --identification "PyDECnet, A52RTR - Quarteira, Portugal"
>>>>>> routing 52.1023 --type l2router
>>>>>> logging console
>>>>>> @nodes.conf
>>>>>> circuit mul-29-2 Multinet --mode connect --destination 
>>>>>> 82.70.71.174 --dest-port 9608 --cost 4 --t3 180
>>>>>> #circuit eth-0 Ethernet internal --mode pcap --cost 1
>>>>>>
>>>>>> http.conf:
>>>>>>
>>>>>> http --api --insecure-api
>>>>>>
>>>>>> -brian
>>>>>>
>>>>>> On 17/11/21 13:06, Wilm Boerhout wrote:
>>>>>>> Config file please ?
>>>>>>> *From:*owner-hecnet at Update.UU.SE<owner-hecnet at Update.UU.SE>*On 
>>>>>>> Behalf Of*Brian Hechinger
>>>>>>> *Sent:*Wednesday, November 17, 2021 2:02 PM
>>>>>>> *To:*hecnet at Update.UU.SE
>>>>>>> *Subject:*[HECnet] PyDECnet setup
>>>>>>>
>>>>>>> That other thread is getting out of hand so I'll start a new one.
>>>>>>>
>>>>>>> I've started getting this error:
>>>>>>>
>>>>>>> Exception in thread https:
>>>>>>> Traceback (most recent call last):
>>>>>>>  File "/usr/lib/python3.8/threading.py", line 932, in 
>>>>>>> _bootstrap_inner
>>>>>>>    self.run()
>>>>>>>  File "/usr/lib/python3.8/threading.py", line 870, in run
>>>>>>>    self._target(*self._args, **self._kwargs)
>>>>>>>  File 
>>>>>>> "/usr/local/lib/python3.8/dist-packages/decnet-1.0.592-py3.8.egg/decnet/http.py", 
>>>>>>> line 103, in serverstart
>>>>>>>    httpd = DECnetMonitor (server_addr, DECnetMonitorRequest,
>>>>>>>  File 
>>>>>>> "/usr/local/lib/python3.8/dist-packages/decnet-1.0.592-py3.8.egg/decnet/http.py", 
>>>>>>> line 126, in __init__
>>>>>>>    self.socket = source_addr.create_server ()
>>>>>>>  File 
>>>>>>> "/usr/local/lib/python3.8/dist-packages/decnet-1.0.592-py3.8.egg/decnet/host.py", 
>>>>>>> line 399, in create_server
>>>>>>>    sock = self.bind_socket (self.listen_family)
>>>>>>>  File 
>>>>>>> "/usr/local/lib/python3.8/dist-packages/decnet-1.0.592-py3.8.egg/decnet/host.py", 
>>>>>>> line 387, in bind_socket
>>>>>>>    sock.bind (self.sockaddr)
>>>>>>> OSError: [Errno 98] Address already in use
>>>>>>>
>>>>>>> Neither lsof nor netstat show that port in use. Doesn't matter 
>>>>>>> if I use the default 8000 or set something different, I get that 
>>>>>>> every time.
>>>>>>>
>>>>>>> I didn't always though. This was running fine before I tried 
>>>>>>> adding the circuit for ethernet access.
>>>>>>>
>>>>>>> Thoughts?
>>>>>>>
>>>>>>> -brian
>>>>>>>
>>>>>
>>>
>
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