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From: David Marchand <david.marchand@redhat.com>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org
Subject: Re: [PATCH v3 0/5] document and simplify use of cmdline
Date: Thu, 12 Oct 2023 15:21:08 +0200	[thread overview]
Message-ID: <CAJFAV8wDtWK5pkvwBxwBvtDYexvsbTuWob7N+Ef95NCpBGhHBw@mail.gmail.com> (raw)
In-Reply-To: <20231011133357.111058-1-bruce.richardson@intel.com>

On Wed, Oct 11, 2023 at 3:34 PM Bruce Richardson
<bruce.richardson@intel.com> wrote:
>
> The DPDK commandline library is widely used by apps and examples within
> DPDK, but it is not documented in our programmers guide and it requires
> a lot of boilerplate code definitions in order to used. We can improve
> this situation by creating a simple python script to automatically
> generate the boilerplate from a list of commands.
>
> This patchset contains a new documentation chapter on cmdline library,
> going through step-by-step how to add commands and create the necessary
> token lists and parse contexts.
>
> Following that initial doc patch, the set then contains a
> boilerplate-generating script, as well as a set of three patches showing
> its use, by converting three examples to use the script instead of
> having the hard-coded boilerplate. Once the script is used, adding a new
> command becomes as simple as adding the desired command to the .list
> file, and then writing the required function which will be called for
> that command. No other boilerplate coding is necessary.
>
> Script obviously does not cover the full range of capabilities of the
> commandline lib, but does cover the most used parts. The code-saving to
> each of the examples by auto-generating the boilerplate is significant,
> and probably more examples with commandlines can be converted over in
> future.
>
> The "cmdline" example itself, is not converted over, as it should
> probably remain as a simple example of direct library use without the
> script.
>
> V3:
> * Added lots of documentation
> * Added support for help text for each command
> * Cleaned up script a little so it passes pycodestyle and most flake8
>   checks, when line-length is set to max 100.
> * Removed RFC tag, as I consider this patchset stable enough for
>   consideration in a release.
>
> V2-RFC:
> * Add support for IP addresses in commands
> * Move to buildtools directory and make installable
> * Convert 3 examples to use script, and eliminate their boilerplate
>
> Bruce Richardson (5):
>   doc/prog_guide: new chapter on cmdline library
>   buildtools: script to generate cmdline boilerplate
>   examples/simple_mp: auto-generate cmdline boilerplate
>   examples/hotplug_mp: auto-generate cmdline boilerplate
>   examples/bond: auto-generate cmdline boilerplate
>
>  app/test/commands.c                           |   2 +
>  buildtools/dpdk-cmdline-gen.py                | 167 +++++++
>  buildtools/meson.build                        |   7 +
>  doc/guides/prog_guide/cmdline.rst             | 466 ++++++++++++++++++
>  doc/guides/prog_guide/index.rst               |   1 +
>  examples/bond/Makefile                        |  12 +-
>  examples/bond/commands.list                   |   6 +
>  examples/bond/main.c                          | 161 +-----
>  examples/bond/main.h                          |  10 -
>  examples/bond/meson.build                     |   8 +
>  examples/multi_process/hotplug_mp/Makefile    |  12 +-
>  examples/multi_process/hotplug_mp/commands.c  | 147 +-----
>  examples/multi_process/hotplug_mp/commands.h  |  10 -
>  .../multi_process/hotplug_mp/commands.list    |   5 +
>  examples/multi_process/hotplug_mp/meson.build |   9 +
>  examples/multi_process/simple_mp/Makefile     |  12 +-
>  examples/multi_process/simple_mp/meson.build  |   9 +
>  .../multi_process/simple_mp/mp_commands.c     | 106 +---
>  .../multi_process/simple_mp/mp_commands.h     |  14 -
>  .../multi_process/simple_mp/mp_commands.list  |   3 +
>  20 files changed, 745 insertions(+), 422 deletions(-)

Interesting series.
So if we remove the doc addition, this patch is removing loc, so +1 from me :-).

There is a problem though with externally building the examples.
Maybe the dpdk-cmdline-gen.py has not been exported in the install process.


>  create mode 100755 buildtools/dpdk-cmdline-gen.py
>  create mode 100644 doc/guides/prog_guide/cmdline.rst
>  create mode 100644 examples/bond/commands.list
>  delete mode 100644 examples/bond/main.h
>  delete mode 100644 examples/multi_process/hotplug_mp/commands.h
>  create mode 100644 examples/multi_process/hotplug_mp/commands.list
>  delete mode 100644 examples/multi_process/simple_mp/mp_commands.h
>  create mode 100644 examples/multi_process/simple_mp/mp_commands.list
>
> --
> 2.39.2
>


-- 
David Marchand


  parent reply	other threads:[~2023-10-12 13:21 UTC|newest]

Thread overview: 73+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-02 17:00 [RFC PATCH 0/1] make cmdline library easier to use Bruce Richardson
2023-08-02 17:00 ` [RFC PATCH 1/1] cmdline/dpdk-cmdline-gen: generate boilerplate for simple cmds Bruce Richardson
2023-08-02 18:05 ` [RFC PATCH 0/1] make cmdline library easier to use Stephen Hemminger
2023-08-03  8:11   ` Bruce Richardson
2023-09-18 13:03 ` [RFC PATCH v2 0/5] use script to simplify use of cmdline lib Bruce Richardson
2023-09-18 13:03   ` [RFC PATCH v2 1/5] buildtools/dpdk-cmdline-gen: generate boilerplate for simple cmds Bruce Richardson
2023-09-18 13:03   ` [RFC PATCH v2 2/5] examples/simple_mp: auto-generate cmdline boilerplate Bruce Richardson
2023-09-18 13:03   ` [RFC PATCH v2 3/5] examples/hotplug_mp: " Bruce Richardson
2023-09-18 13:03   ` [RFC PATCH v2 4/5] buildtools/dpdk-cmdline-gen: add IP address support Bruce Richardson
2023-09-18 13:03   ` [RFC PATCH v2 5/5] examples/bond: auto-generate cmdline boilerplate Bruce Richardson
2023-10-11 13:33 ` [PATCH v3 0/5] document and simplify use of cmdline Bruce Richardson
2023-10-11 13:33   ` [PATCH v3 1/5] doc/prog_guide: new chapter on cmdline library Bruce Richardson
2023-10-11 13:33   ` [PATCH v3 2/5] buildtools: script to generate cmdline boilerplate Bruce Richardson
2023-10-13 12:23     ` Robin Jarry
2023-10-13 12:43       ` Bruce Richardson
2023-10-11 13:33   ` [PATCH v3 3/5] examples/simple_mp: auto-generate " Bruce Richardson
2023-10-11 13:33   ` [PATCH v3 4/5] examples/hotplug_mp: " Bruce Richardson
2023-10-11 13:33   ` [PATCH v3 5/5] examples/bond: " Bruce Richardson
2023-10-12 13:21   ` David Marchand [this message]
2023-10-12 13:47     ` [PATCH v3 0/5] document and simplify use of cmdline Bruce Richardson
2023-10-12 13:51     ` Bruce Richardson
2023-10-16 14:06 ` [PATCH v4 0/7] " Bruce Richardson
2023-10-16 14:06   ` [PATCH v4 1/7] doc/prog_guide: new chapter on cmdline library Bruce Richardson
2023-10-16 14:06   ` [PATCH v4 2/7] buildtools: script to generate cmdline boilerplate Bruce Richardson
2023-10-16 14:06   ` [PATCH v4 3/7] ci: allow use of DPDK tools when building examples Bruce Richardson
2023-10-17 12:24     ` Aaron Conole
2023-10-17 12:28       ` Bruce Richardson
2023-10-16 14:06   ` [PATCH v4 4/7] examples/simple_mp: auto-generate cmdline boilerplate Bruce Richardson
2023-10-16 14:06   ` [PATCH v4 5/7] examples/hotplug_mp: " Bruce Richardson
2023-10-16 14:06   ` [PATCH v4 6/7] examples/bond: " Bruce Richardson
2023-10-16 14:06   ` [PATCH v4 7/7] examples/vdpa: " Bruce Richardson
2023-10-17  7:10   ` [PATCH v4 0/7] document and simplify use of cmdline David Marchand
2023-10-17  8:29     ` Bruce Richardson
2023-10-17 12:16       ` Bruce Richardson
2023-10-17 16:23       ` David Marchand
2023-10-17 17:02         ` Bruce Richardson
2023-10-17 17:08         ` Bruce Richardson
2023-10-18 11:21           ` David Marchand
2023-10-18 11:37             ` Bruce Richardson
2023-10-17 12:13 ` [PATCH v5 0/9] " Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 1/9] doc/prog_guide: new chapter on cmdline library Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 2/9] buildtools: script to generate cmdline boilerplate Bruce Richardson
2023-10-25 13:04     ` Robin Jarry
2023-10-25 13:33       ` Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 3/9] ci: allow use of DPDK tools when building examples Bruce Richardson
2023-10-17 14:08     ` Aaron Conole
2023-10-17 12:13   ` [PATCH v5 4/9] examples/simple_mp: auto-generate cmdline boilerplate Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 5/9] examples/hotplug_mp: " Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 6/9] examples/bond: " Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 7/9] examples/vdpa: " Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 8/9] buildtools/dpdk-cmdline-gen: support option strings Bruce Richardson
2023-10-17 12:13   ` [PATCH v5 9/9] examples/ntb: auto-generate cmdline boilerplate Bruce Richardson
2023-10-23 13:15 ` [PATCH v6 0/9] document and simplify use of cmdline Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 1/9] doc/prog_guide: new chapter on cmdline library Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 2/9] buildtools: script to generate cmdline boilerplate Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 3/9] ci: allow use of DPDK tools when building examples Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 4/9] examples/simple_mp: auto-generate cmdline boilerplate Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 5/9] examples/hotplug_mp: " Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 6/9] examples/bond: " Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 7/9] examples/vdpa: " Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 8/9] buildtools/dpdk-cmdline-gen: support option strings Bruce Richardson
2023-10-23 13:15   ` [PATCH v6 9/9] examples/ntb: auto-generate cmdline boilerplate Bruce Richardson
2023-10-27 11:01 ` [PATCH v7 0/9] document and simplify use of cmdline Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 1/9] doc/prog_guide: new chapter on cmdline library Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 2/9] buildtools: script to generate cmdline boilerplate Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 3/9] ci: allow use of DPDK tools when building examples Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 4/9] examples/simple_mp: auto-generate cmdline boilerplate Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 5/9] examples/hotplug_mp: " Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 6/9] examples/bond: " Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 7/9] examples/vdpa: " Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 8/9] buildtools/dpdk-cmdline-gen: support option strings Bruce Richardson
2023-10-27 11:01   ` [PATCH v7 9/9] examples/ntb: auto-generate cmdline boilerplate Bruce Richardson
2023-11-10 14:16   ` [PATCH v7 0/9] document and simplify use of cmdline David Marchand

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