Re: PATCH: To fix expanding server if server inaccessible (pgAdmin4)

From: Dave Page <dpage(at)pgadmin(dot)org>
To: Murtuza Zabuawala <murtuza(dot)zabuawala(at)enterprisedb(dot)com>
Cc: Ashesh Vashi <ashesh(dot)vashi(at)enterprisedb(dot)com>, pgadmin-hackers <pgadmin-hackers(at)postgresql(dot)org>
Subject: Re: PATCH: To fix expanding server if server inaccessible (pgAdmin4)
Date: 2016-06-03 08:16:29
Message-ID: CA+OCxoyh+UNiMvF2LRcawLK3QF9Vj_PVtEoohwvrHPuLnSqMrw@mail.gmail.com
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Thanks - pushed.

On Thu, Jun 2, 2016 at 3:35 PM, Murtuza Zabuawala <
murtuza(dot)zabuawala(at)enterprisedb(dot)com> wrote:

> Hi Dave/Ashesh,
>
> Please find patch for the dashboard issue, Please review it.
>
> I tried with both config options "threaded=True" & "threaded=False", In
> both cases this fix working fine.
>
>
>
> --
> Regards,
> Murtuza Zabuawala
> EnterpriseDB: http://www.enterprisedb.com
> The Enterprise PostgreSQL Company
>
> On Thu, Jun 2, 2016 at 7:02 PM, Ashesh Vashi <
> ashesh(dot)vashi(at)enterprisedb(dot)com> wrote:
>
>> I will look into it..
>>
>> --
>>
>> Thanks & Regards,
>>
>> Ashesh Vashi
>> EnterpriseDB INDIA: Enterprise PostgreSQL Company
>> <http://www.enterprisedb.com>
>>
>>
>> *http://www.linkedin.com/in/asheshvashi*
>> <http://www.linkedin.com/in/asheshvashi>
>>
>> On Thu, Jun 2, 2016 at 6:23 PM, Dave Page <dpage(at)pgadmin(dot)org> wrote:
>>
>>> On Tue, May 31, 2016 at 3:43 PM, Murtuza Zabuawala
>>> <murtuza(dot)zabuawala(at)enterprisedb(dot)com> wrote:
>>> > Hi,
>>> >
>>> > As advised by Ashesh, I have tried flask 'threaded' options for this
>>> issues
>>> > & it fixed the issue.
>>> >
>>> > PFA patches to fix long load delay when expanding server if server is
>>> > inaccessible.
>>> > (RM#1185).
>>>
>>> This appears to have broken the dashboards - the graphs now
>>> periodically flash up error messages. On the console this coincides
>>> with:
>>>
>>> 2016-06-02 13:50:37,494: ERROR pgadmin: Exception on
>>> /dashboard/tps_stats/1 [GET]
>>> Traceback (most recent call last):
>>> File
>>> "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
>>> line 1817, in wsgi_app
>>> response = self.full_dispatch_request()
>>> File
>>> "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
>>> line 1477, in full_dispatch_request
>>> rv = self.handle_user_exception(e)
>>> File
>>> "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
>>> line 1381, in handle_user_exception
>>> reraise(exc_type, exc_value, tb)
>>> File
>>> "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
>>> line 1475, in full_dispatch_request
>>> rv = self.dispatch_request()
>>> File
>>> "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask/app.py",
>>> line 1461, in dispatch_request
>>> return self.view_functions[rule.endpoint](**req.view_args)
>>> File
>>> "/Users/dpage/.virtualenvs/pgadmin4/lib/python2.7/site-packages/flask_login.py",
>>> line 758, in decorated_view
>>> return func(*args, **kwargs)
>>> File "/Users/dpage/git/pgadmin4/web/pgadmin/dashboard/__init__.py",
>>> line 147, in wrap
>>> return f(*args, **kwargs)
>>> File "/Users/dpage/git/pgadmin4/web/pgadmin/dashboard/__init__.py",
>>> line 258, in tps_stats
>>> return get_data(sid, did, 'tps_stats.sql')
>>> File "/Users/dpage/git/pgadmin4/web/pgadmin/dashboard/__init__.py",
>>> line 220, in get_data
>>> "/".join([server_info['template_path'], template]), did=did
>>> KeyError: 'template_path'
>>>
>>> (or a similar error about another member in server_info).
>>>
>>> I'm guessing this means that data is not being made available to each
>>> thread? We need to fix this ASAP so we're ready to release tomorrow.
>>>
>>> --
>>> Dave Page
>>> Blog: http://pgsnake.blogspot.com
>>> Twitter: @pgsnake
>>>
>>> EnterpriseDB UK: http://www.enterprisedb.com
>>> The Enterprise PostgreSQL Company
>>>
>>>
>>> --
>>> Sent via pgadmin-hackers mailing list (pgadmin-hackers(at)postgresql(dot)org)
>>> To make changes to your subscription:
>>> http://www.postgresql.org/mailpref/pgadmin-hackers
>>>
>>
>>
>

--
Dave Page
Blog: http://pgsnake.blogspot.com
Twitter: @pgsnake

EnterpriseDB UK: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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