GSOC project: #4334 Replace Mongoose with Civetweb

[Gedare Bloom]

CC: Christian

On Mon, Mar 29, 2021 at 10:34 AM Ayushman Mishra
<ayushvidushi01 at gmail.com> wrote:
>
> Sir ,
> It would be very helpful to know about potential mentors of (Replace mongoose with civetweb) https://devel.rtems.org/ticket/4334 this project.
>
I think Christian is the most likely potential mentor.

> On Mon, Mar 29, 2021, 9:39 PM Gedare Bloom <gedare at rtems.org> wrote:
>>
>> On Mon, Mar 29, 2021 at 9:49 AM Ayushman Mishra
>> <ayushvidushi01 at gmail.com> wrote:
>> >
>> > I have installed libbsd package (made
>> > RTEMS_POSIX_API=True,RTEMS_NETWORKING=True in config.ini file to
>> > enable POSIX and networking) but I am still confused about the work
>> That doesn't look right. RTEMS_NETWORKING=True enables the legacy
>> network stack. If you want to build libbsd, you need to check out
>> https://git.rtems.org/rtems-libbsd/
>>
>> > already done in this project in past. Also after interacting on
>> > discord I think completely replacing  mongoose with another web-server
>> > is not a good option since it may rise some user complaints who are
>> > already using old system and may find it difficult to instantly switch
>> > over to new system , instead civetweb can be added as an extra new
>> > web-server where user has a choice to either use old mongoose or the
>> > new web server both having all dependencies and functionalities
>> > available.
>> >
>> No, we will replace mghttpd with civetweb. Anyone who still wants the
>> frozen version of mghttpd can revive it, but we want to replace it
>> moving forward.
>>
>> > Also I still don't know whether the project #4334 is long enough for
>> > summer of code project and after going through docs I think
>> There are other activities involved in getting civetweb to work well
>> with RTEMS. It should be sufficient, but you would need to flesh out
>> the proposal details with mentor assistance. To be clear, it will be
>> C/network programming.
>>
>> > https://devel.rtems.org/ticket/4272 is also a very interesting project
>> > since now I think I know a little bit about BSPs and I am good in
>> > python and know shell-scripting. I would be very grateful to know more
>> > about this project.
>> You should start a new thread to discuss this project. I thought
>> someone else may have inquired about this, maybe it was you? I didn't
>> see any response yet, but probably because it was buried in other
>> content (like this comment) so likely the potential mentor didn't even
>> notice it, especially since all you mention here is the ticket number.
>>
>> Gedare
>>
>> > Thanks.
>> >
>> > On Sat, Mar 27, 2021 at 5:36 PM Ayushman Mishra
>> > <ayushvidushi01 at gmail.com> wrote:
>> > >
>> > > Greetings to all the respected mentors,
>> > > 1. I saw there has been a lot of discussion regarding replacing
>> > > mongoose with civetweb (
>> > > https://lists.rtems.org/pipermail/devel/2016-April/014661.html ).
>> > > I think the basic outline of the project is like this
>> > > a. Completely removing mongoose and replace it with civetweb and make
>> > > it configurable in rsb
>> > > b. check the parameters and options available in civetweb and make it
>> > > usable for users in rtems.
>> > > c. making test-cases for civetweb (should be similar to mongoose)
>> > > d. documentation of using civetweb and web-server in general.
>> > > I would be very grateful to know what is the actual current status of
>> > > this project and the coding involved in it enough for a summer of code
>> > > project or some extra things should be added in it.
>> > >
>> > > Also,
>> > > 2. I have build bsp on rtems6 and a simple application is working
>> > > correct, but while trying to build libbsd package in rtems6
>> > > (../source-builder/sb-set-builder --prefix=$HOME/quick-start/rtems/6 \
>> > >   --host=sparc-rtems6 --with-rtems-bsp=erc32 6/rtems-libbsd ) I am
>> > > constantly getting build failed
>> > > RTEMS Source Builder - Set Builder, 6 (ade089253e70)
>> > > Build Set: 6/rtems-libbsd
>> > > config: tools/rtems-libbsd-6.cfg
>> > > error: rtems-bsp.cfg:155: invalid %if operator:  -mcpu=cypress
>> > > -I/home/ayush/quick-start/rtems/6/sparc-rtems6/erc32/lib/include ==
>> > > Build FAILED
>> > > Build Set: Time 0:00:00.045392
>> > > Build FAILED
>> > >
>> > > I also tried building all packages for bsp erc32
>> > > (../source-builder/sb-set-builder --prefix=$HOME/quick-start/rtems/6 \
>> > >     --with-rtems-tests=yes bsps/erc32) but after building for more
>> > > than an hour it also gave build failed error.
>> > > building: sparc-rtems6-kernel-erc32-1
>> > > error: building sparc-rtems6-kernel-erc32-1
>> > > Build FAILED
>> > >   See error report: rsb-report-sparc-rtems6-kernel-erc32-1.txt
>> > > error: building sparc-rtems6-kernel-erc32-1
>> > > Build Set: Time 0:23:14.195494
>> > > error: building sparc-rtems6-kernel-erc32-1
>> > > Build Set: Time 3:55:05.826612
>> > > Build FAILED
>> > >
>> > > Thanks, Ayushman
>> > >
>> > > On Mon, Mar 22, 2021 at 6:37 AM Ayushman Mishra
>> > > <ayushvidushi01 at gmail.com> wrote:
>> > > >
>> > > > Thanks a lot for help and information , actually i am trying to setup
>> > > > mongoose on simple rtems application
>> > > > (https://devel.rtems.org/wiki/Developer/Mongoose_Web_Server) and for
>> > > > that right now I am trying to configure networking and file-system in
>> > > > the application.
>> > > >
>> > > > On Sun, Mar 21, 2021 at 8:54 PM Joel Sherrill <joel at rtems.org> wrote:
>> > > > >
>> > > > >
>> > > > >
>> > > > > On Sun, Mar 21, 2021, 4:45 AM Christian Mauderer <oss at c-mauderer.de> wrote:
>> > > > >>
>> > > > >> Hello Ayushman,
>> > > > >>
>> > > > >> On 21/03/2021 04:15, Ayushman Mishra wrote:
>> > > > >> > Ayushman
>> > > > >> > Hello everyone , I am very much interested in taking
>> > > > >> > https://devel.rtems.org/ticket/4334
>> > > > >> > as a GSOC 2021 project. I know some basic networking concepts and would like to
>> > > > >> > learn more about it and how its applied to OS like RTEMS , regarding
>> > > > >> > this I have some questions.
>> > > > >>
>> > > > >> Note that the ticket will be more about integrating civetweb into a
>> > > > >> RTEMS Source Builder (RSB) recipe and finding a way to make it
>> > > > >> configurable there. Alternative could be some kind of stand alone repo
>> > > > >> like for littlevgl.
>> > > > >
>> > > > >
>> > > > > Making the civitweb configure options available to RTEMS user is a key point.
>> > > > >
>> > > > > It may make sense to do a repo with waf build system and config.ini that maps to their settings.
>> > > > >
>> > > > >>
>> > > > >> civetweb builds on RTEMS nearly out of the box. So don't expect too much
>> > > > >> C-Code.
>> > > > >
>> > > > >
>> > > > > I set it up recently on Linux for embedding in their application. As you turned on options, it had more dependencies. This would have to be managed with RTEMS.
>> > > > >
>> > > > >>
>> > > > >> I'm not yet sure how much work will be on that ticket. If it is too few
>> > > > >> for a whole GSoC, you might want to think about reviving the discussion
>> > > > >> about some useful civetweb parameters (for an embedded system) here:
>> > > > >>
>> > > > >>      https://github.com/civetweb/civetweb/pull/297
>> > > > >
>> > > > >
>> > > > > +1
>> > > > >
>> > > > > How to present the options to the user and manage their dependencies would be a key part of this.
>> > > > >>
>> > > > >>
>> > > > >>
>> > > > >>
>> > > > >> >
>> > > > >> > 1. After building a simple hello world application how and where should i write
>> > > > >> > configurations of
>> > > > >> > https://docs.rtems.org/branches/master/networking/using_networking_rtems_app.html
>> > > > >> > OR  https://docs.rtems.org/branches/master/user/migration/v4_11-to-v5.html#networking
>> > > > >> > to start using networking stack in RTEMS .
>> > > > >>
>> > > > >> The documentation is currently mostly for the legacy stack. Please
>> > > > >> ignore most of that. You should focus on a BSP that uses libbsd. The
>> > > > >> legacy stack and it's documentation will be removed from the main repos
>> > > > >> soon.
>> > > > >>
>> > > > >> > Also I think a simple shell has to be spawned to use networking modules in RTEMS
>> > > > >> > and for getting it this
>> > > > >> > https://docs.rtems.org/branches/master/shell/configuration_and_init.html#attached-to-a-serial-port
>> > > > >> > I think could be a simple method and for doing so ( like executing
>> > > > >> > rtems_shell_init with parameters )
>> > > > >> > do i have to run the specific test in testsuite or re-run the application
>> > > > >>
>> > > > >> There is a "mghttpd01" test in rtems-libbsd which is used for the
>> > > > >> current fixed version of mongoose that is integrated in RTEMS. I would
>> > > > >> suggest to use that as a starting point.
>> > > > >>
>> > > > >> >
>> > > > >> > 2. Is there any specific device or bsp needed for running networking
>> > > > >> > or shell configurations
>> > > > >> > with file-system in RTEMS
>> > > > >>
>> > > > >> Basically you can use every BSP that has network support. A good
>> > > > >> simulation BSP where you don't need any hardware is xilinx_zynq_a9_qemu:
>> > > > >>
>> > > > >> https://docs.rtems.org/branches/master/user/bsps/bsps-arm.html#debugging-with-xilinx-zynq-a9-qemu
>> > > > >>
>> > > > >> Best Regards
>> > > > >>
>> > > > >> Christian
>> > > > >>
>> > > > >> > I would be very thankful if someone can please clarify my doubts and
>> > > > >> > guide me further
>> > > > >> > with this project as I am getting lost and don't know how to proceed
>> > > > >> > after building a simple application.
>> > > > >> > Thank-you
>> > > > >> > _______________________________________________
>> > > > >> > devel mailing list
>> > > > >> > devel at rtems.org
>> > > > >> > http://lists.rtems.org/mailman/listinfo/devel
>> > > > >> >
>> > > > >> _______________________________________________
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