Re: Error From "art work" on Vanilla Artanis Project

[Nala Ginrut]

Could you try the refix version?

Best regards.

Jaft writes:

>  Hey, Nala.
> Unfortunately, no luck; I pulled the branch you mentioned and, after building 
> it, I see the changes you made installed but get the below error:
> ;;; note: source file /usr/bin/art;;;       newer than compiled 
> /home/pi/.cache/guile/ccache/2.2-LE-4-3.A/usr/bin/art.go;;; note: 
> auto-compilation is enabled, set GUILE_AUTO_COMPILE=0;;;       or pass the 
> --no-auto-compile argument to disable.;;; compiling /usr/bin/art;;; compiled 
> /home/pi/.cache/guile/ccache/2.2-LE-4-3.A/usr/bin/art.goLoading 
> conf/artanis.conf...done.Session with SIMPLE backend init done!Loading 
> models...Loading controllers...Loading restful API...Regenerating route cache 
> ...Server core: ragnarokhttp://127.0.0.1:1234Anytime you want to quit just 
> try Ctrl+C, thanks!Backtrace:          11 (apply-smob/1 #<catch-closure 
> 4dcdf0>)In ice-9/boot-9.scm:    705:2 10 (call-with-prompt _ _ #<procedure 
> default-prompt-handle…>)In ice-9/eval.scm:    619:8  9 (_ #(#(#<directory 
> (guile-user) 4f6910>)))In /usr/bin/art:    42:12  8 (_ _ _)In 
> artanis/commands/work.scm:    144:8  7 (work . _)In 
> artanis/server/ragnarok.scm:   630:10  6 (establish-http-gateway _)   450:27  
> 5 (ragnarok-http-gateway-run _)    420:6  4 (get-one-request-from-clients 
> #<r6rs:record:ragnarok-p…> …)    218:4  3 (fill-ready-queue-from-service _ 
> #<r6rs:record:ragnarok…>)In ice-9/boot-9.scm:   260:13  2 (for-each 
> #<procedure 65c2d0 at artanis/server/ragnaro…> …)In 
> artanis/server/ragnarok.scm:   245:16  1 (_ (0 . 1))In 
> artanis/server/epoll.scm:   211:12  0 (epoll-ctl 15 _ 0 _ #:check-exists? _)
> artanis/server/epoll.scm:211:12: In procedure epoll-ctl:Throw to key 
> `artanis-err' with args `(500 #<procedure epoll-ctl (epfd op fd event #:key 
> check-exists?)> "~a: ~a" (15 2 0 #f "Bad file descriptor") (9))'.
> Jonathan
>     On Wednesday, February 19, 2020, 4:12:15 AM CST, Nala Ginrut 
> <address@hidden> wrote:
>
>
> Hi Jaft!
> I found there's illogical bug in epoll module, please try 
> fix/epoll-exists-check branch:
> https://gitlab.com/NalaGinrut/artanis/-/commit/9d2338401cf422f7e22c4b5686d77e77a8a95fb4
>
> If it works then I'll merge ASAP.
>
> To someone who wants to learn about this bug, here's a brief
> description.
>
> When a new connection event comes in, the server core (Ragnarok) will
> check if it's already in epoll event set:
> - yes: Then there should be a existing task and we restore it. But if no 
> task, then we
> just drop it. This is the part which raised the error by illogical checking.
> - no: Create a new task for this connection.
>
> Thanks for the report!
>
> Best regards.
>
> Jaft writes:
>
>>  Hey, Nala!
>> I've actually been running that each time, just to be safe.
>> But it's not an old codebase I'm trying out; I downloaded the most recent 
>> version of Artanis. ran "art create test", then ran "cd test", and then ran 
>> "art work --refresh" and keep having this exact behavior.
>> I didn't think this could be a cause of anything but, in case it's helpful, 
>> I am running it off of a Raspberry Pi, this time.
>> Jonathan    On Monday, February 17, 2020, 6:02:10 AM EST, Nala Ginrut 
>> <address@hidden> wrote:
>>
>>
>> Hi Jaft!
>> If you upgrade Artanis then please run `art work --refresh` at least
>> once to make sure all your webapp code been recompiled with the latest
>> Artanis.
>>
>> You may take a look at the NOTE in the manual:
>> https://www.gnu.org/software/artanis/manual/manual.html#orga8bda39
>>
>> Best regards.
>>
>>
>> Jaft writes:
>>
>>>  Actually, it looks like the first call just hangs (sometimes, until it 
>>> eventually times out) and a second call is what produces the error.
>>> I know, in older versions, just generating a project and running it would 
>>> produce a page that says an index file should be provided but that Artanis 
>>> was up and running but I don't know if things have changed, on that front, 
>>> since last I tried out Artanis and I now need to provide initial files for 
>>> things to work out of the gate.
>>> Jonathan
>>>    On Saturday, February 15, 2020, 2:45:45 PM CST, Jaft <address@hidden> 
>>> wrote:
>>>
>>>  I had recently downloaded the most recent release of Artanis and was just 
>>> trying to get a generated project to run (no additional edits – other than 
>>> changing the port –, like enabling database usage or the like).
>>> However, trying to hit the running project results in this error:
>>>
>>> Loading conf/artanis.conf...done.Session with SIMPLE backend init 
>>> done!Loading models...Loading controllers...Loading restful 
>>> API...Regenerating route cache ...Server core: 
>>> ragnarokhttp://127.0.0.1:1234Anytime you want to quit just try Ctrl+C, 
>>> thanks!Backtrace:          11 (apply-smob/1 #<catch-closure ff83d0>)In 
>>> ice-9/boot-9.scm:    705:2 10 (call-with-prompt _ _ #<procedure 
>>> default-prompt-handle…>)In ice-9/eval.scm:    619:8  9 (_ #(#(#<directory 
>>> (guile-user) 1052910>)))In /usr/bin/art:    42:12  8 (_ _ _)In 
>>> artanis/commands/work.scm:    144:8  7 (work . _)In 
>>> artanis/server/ragnarok.scm:  630:10  6 (establish-http-gateway _)  450:27  
>>> 5 (ragnarok-http-gateway-run _)    420:6  4 (get-one-request-from-clients 
>>> #<r6rs:record:ragnarok-p…> …)    218:4  3 (fill-ready-queue-from-service _ 
>>> #<r6rs:record:ragnarok…>)In ice-9/boot-9.scm:  260:13  2 (for-each 
>>> #<procedure 12f0060 at artanis/server/ragnar…> …)In 
>>> artanis/server/ragnarok.scm:  245:16  1 (_ (0 . 1))In 
>>> artanis/server/epoll.scm:    220:4  0 (exists-in-epoll? 15 0)
>>> artanis/server/epoll.scm:220:4: In procedure exists-in-epoll?:Throw to key 
>>> `artanis-err' with args `(500 #<procedure epoll-ctl (epfd op fd event #:key 
>>> check-exists?)> "~a: ~a" (15 2 0 #f "Bad file descriptor") (9))'.
>>>
>>> I can't make out the cause so I thought I'd ask.
>>> Thank you for any help!
>>> Jonathan


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