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From: Sergey Kaplun via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: Igor Munkin <imun@tarantool.org>
Cc: Maxim Kokryashkin <max.kokryashkin@gmail.com>,
	tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH luajit] test: adapt tests checking loading bytecode files
Date: Thu, 17 Feb 2022 12:51:47 +0300	[thread overview]
Message-ID: <Yg4as8SHGHd1Wkc5@root> (raw)
In-Reply-To: <YgzxhVmzbRwgswbL@tarantool.org>

Igor,

On 16.02.22, Igor Munkin wrote:
> Sergey,
> 
> On 12.10.21, Sergey Kaplun wrote:
> > Hi!
> > 
> > Thanks for the fixes!
> > 
> > On 11.10.21, Максим Корякшин wrote:
> 
> <snipped>
> 
> > > >> --- FIXME: Loading bytecode with an extra header (BOM or "#")
> > > >> +-- Loading bytecode with an extra header (BOM or "#")
> > > >> -- is disabled for security reasons since LuaJIT-2.0.0-beta10.
> > > >> -- For more information see comment for `lj_lex_setup()`
> > > >> -- in <src/lj_lex.c>.
> > > >> -- Also see commit 53a285c0c3544ff5dea7c67b741c3c2d06d22b47
> > > >> -- (Disable loading bytecode with an extra header (BOM or #!).).
> > > >> -- See also  https://github.com/tarantool/tarantool/issues/5691 .
> > > >> --- The test is disabled for LuaJIT.
> > > >> -prepfile("#comment with a binary file\n"..string.dump(loadstring("print(1)")))
> > > >> --- RUN("lua %s > %s", prog, out)
> > > >> --- checkout("1\n")
> > > >> -
> > > >> -prepfile("#comment with a binary file\r\n"..string.dump(loadstring("print(1)")))
> > > >> --- FIXME: Behavior is different for LuaJIT. See the comment above.
> > > >> --- The test is disabled for LuaJIT.
> > > >> --- RUN("lua %s > %s", prog, out)
> > > >> --- checkout("1\n")
> > > >> +-- The test is adapted to LuaJIT behavior.
> > > >> +prepfile(string.dump(loadstring("print(1)")))
> > > >> +RUN("lua %s > %s", prog, out)
> > > >> +checkout("1\n")
> > > >
> > > >May be it is better to test `NoRun()` for 1 binary file with a comment at the
> > > >first string and `Run()` for another binary file without the comment.
> > 
> > What are your thoughts about this idea?
> 
> What are you going to check with this? To check whether unsafe bytecode
> loading is still disabled?

Yes, for example.

> 
> > 
> 
> <snipped>
> 
> > -- 
> > Best regards,
> > Sergey Kaplun
> 
> -- 
> Best regards,
> IM

-- 
Best regards,
Sergey Kaplun

  parent reply	other threads:[~2022-02-17  9:53 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-24 14:28 Maxim Kokryashkin via Tarantool-patches
2021-10-11 14:25 ` Sergey Kaplun via Tarantool-patches
2021-10-11 20:02   ` Максим Корякшин via Tarantool-patches
2021-10-12  8:13     ` Sergey Kaplun via Tarantool-patches
2022-02-16 12:43       ` Igor Munkin via Tarantool-patches
2022-02-17  8:57         ` Maxim Kokryashkin via Tarantool-patches
2022-02-17  9:51         ` Sergey Kaplun via Tarantool-patches [this message]
2022-02-16 12:43     ` Igor Munkin via Tarantool-patches
2022-02-17 16:38 ` Igor Munkin via Tarantool-patches

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