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From: Henning Schild <henning.schild@siemens.com>
To: "Schmidt, Adriaan (T CED SES-DE)" <adriaan.schmidt@siemens.com>
Cc: Anton Mikanovich <amikan@ilbers.de>,
	"isar-users@googlegroups.com" <isar-users@googlegroups.com>
Subject: Re: [PATCH 0/6] imagetypes
Date: Thu, 3 Mar 2022 21:46:58 +0100	[thread overview]
Message-ID: <20220303214658.550703c3@md1za8fc.ad001.siemens.net> (raw)
In-Reply-To: <AS4PR10MB5318372F4B67C2C283A08200ED049@AS4PR10MB5318.EURPRD10.PROD.OUTLOOK.COM>

Am Thu, 3 Mar 2022 20:04:39 +0100
schrieb "Schmidt, Adriaan (T CED SES-DE)" <adriaan.schmidt@siemens.com>:

> Schild, Henning, 3. März 2022 19:55:
> > Am Thu, 3 Mar 2022 21:35:12 +0300
> > schrieb Anton Mikanovich <amikan@ilbers.de>:
> >   
> > > 10.02.2022 09:24, Adriaan Schmidt wrote:  
> > > > This series introduces image types and conversions as known
> > > > from OE. The main motivation is to provide a more flexible way
> > > > of generating and processing images, without the need to insert
> > > > custom tasks (e.g., currently we have custom classes adding
> > > > tasks for things like bz2 or xz compression of images in
> > > > several downstream layers).
> > > >
> > > > These patches have been tested on some of our layers, and also
> > > > work with some more "challenging" use cases like image-in-image
> > > > recipes and custom image types brought by layers.
> > > >
> > > > It's not perfect (e.g., documentation is still missing). Also I
> > > > added just the bare minimum of conversions, so there should
> > > > probably be follow-ups for additional compressions, or things
> > > > like checksums, which can also be nicely done with this.
> > > >
> > > > - p1 prepares by removing image-type-suffix from image build
> > > > directories, which enables sharing of the completed rootfs
> > > > across image types
> > > > - p2 refactors the SDK, and makes it an image feature instead of
> > > >    a separate recipe (has been discussed here a while ago)
> > > > - p3 does the actual work, but keeps all original files
> > > > - p4 moves code to different files
> > > > - p5 adapts meta-isar
> > > > - p6 removes IMAGE_FSTYPES as a dimension in multiconfig. Now
> > > > that we can build multiple types from one rootfs, multconfig is
> > > >    just the wrong way of doing this (also been discussed here).
> > > >
> > > > Adriaan Schmidt (6):
> > > >    image: remove IMAGE_SUFFIX
> > > >    image: refactor SDK
> > > >    meta: introduce IMAGE_CMD_*
> > > >    imagetypes: restructure files
> > > >    imagetypes: switch meta-isar to the new scheme
> > > >    meta-isar: remove IMAGE_FSTYPES from multiconfig definitions
> > > >
> > > >   meta-isar/classes/rpi-sdimg.bbclass           |  10 +-
> > > >   meta-isar/classes/ubi-ubifs-img.bbclass       |  11 +-
> > > >   meta-isar/conf/local.conf.sample              |   4 -
> > > >   meta-isar/conf/machine/bananapi.conf          |   2 +-
> > > >   meta-isar/conf/machine/container-amd64.conf   |   2 +-
> > > >   meta-isar/conf/machine/de0-nano-soc.conf      |   2 +-
> > > >   meta-isar/conf/machine/hikey.conf             |   2 +-
> > > >   meta-isar/conf/machine/imx6-sabrelite.conf    |   3 +-
> > > >   meta-isar/conf/machine/nanopi-neo.conf        |   2 +-
> > > >   meta-isar/conf/machine/phyboard-mira.conf     |   3 +-
> > > >   meta-isar/conf/machine/qemuamd64.conf         |   2 +-
> > > >   meta-isar/conf/machine/qemuarm.conf           |   2 +-
> > > >   meta-isar/conf/machine/qemuarm64.conf         |   2 +-
> > > >   meta-isar/conf/machine/qemui386.conf          |   2 +-
> > > >   meta-isar/conf/machine/qemumipsel.conf        |   2 +-
> > > >   meta-isar/conf/machine/qemuriscv64.conf       |   2 +-
> > > >   meta-isar/conf/machine/rpi-common.conf        |   1 +
> > > >   meta-isar/conf/machine/rpi.conf               |   1 +
> > > >   meta-isar/conf/machine/sifive-fu540.conf      |   2 +-
> > > >   meta-isar/conf/machine/stm32mp15x.conf        |   2 +-
> > > >   meta-isar/conf/machine/virtualbox.conf        |   2 +-
> > > >   meta-isar/conf/machine/vmware.conf            |   2 +-
> > > >   .../qemuamd64-bullseye-cpiogz.conf            |   7 -
> > > >   .../multiconfig/qemuamd64-bullseye-tgz.conf   |   7 -
> > > >   .../conf/multiconfig/qemuamd64-bullseye.conf  |   2 +
> > > >   .../multiconfig/qemuamd64-buster-cpiogz.conf  |   9 -
> > > >   .../multiconfig/qemuamd64-buster-tgz.conf     |   9 -
> > > >   .../conf/multiconfig/qemuamd64-buster.conf    |   2 +-
> > > >   .../recipes-core/images/isar-image-ubi.bb     |   4 +-
> > > >   meta/classes/container-img.bbclass            |  17 --
> > > >   meta/classes/cpiogz-img.bbclass               |  22 --
> > > >   meta/classes/ext4-img.bbclass                 |  24 ---
> > > >   meta/classes/fit-img.bbclass                  |  29 ---
> > > >   .../classes/image-container-extension.bbclass |  83 -------
> > > >   meta/classes/image-sdk-extension.bbclass      |  87 --------
> > > >   meta/classes/image.bbclass                    | 202
> > > > ++++++++++++++++-- meta/classes/imagetypes.bbclass
> > > >  | 89 ++++++++ meta/classes/imagetypes_container.bbclass     |
> > > > 95 ++++++++ .../{vm-img.bbclass => imagetypes_vm.bbclass} |  24
> > > > +-- ...wic-img.bbclass => imagetypes_wic.bbclass} |  45 ++--
> > > >   meta/classes/rootfs.bbclass                   |   1 +
> > > >   meta/classes/sdk.bbclass                      | 137
> > > > ++++++++++++ meta/classes/targz-img.bbclass                |
> > > > 15 -- meta/classes/ubi-img.bbclass                  |  32 ---
> > > >   meta/classes/ubifs-img.bbclass                |  32 ---
> > > >   .../{sdkchroot => sdk-files}/files/README.sdk |   0
> > > >   .../files/configscript.sh                     |   0
> > > >   .../files/gcc-sysroot-wrapper.sh              |   0
> > > >   .../files/relocate-sdk.sh                     |   0
> > > >   meta/recipes-devtools/sdk-files/sdk-files.bb  |  26 +++
> > > >   meta/recipes-devtools/sdkchroot/sdkchroot.bb  |  78 -------
> > > >   testsuite/build_test/build_test.py            |   2 -
> > > >   52 files changed, 599 insertions(+), 544 deletions(-)
> > > >   delete mode 100644
> > > > meta-isar/conf/multiconfig/qemuamd64-bullseye-cpiogz.conf delete
> > > > mode 100644
> > > > meta-isar/conf/multiconfig/qemuamd64-bullseye-tgz.conf delete
> > > > mode 100644
> > > > meta-isar/conf/multiconfig/qemuamd64-buster-cpiogz.conf delete
> > > > mode 100644
> > > > meta-isar/conf/multiconfig/qemuamd64-buster-tgz.conf delete
> > > > mode 100644 meta/classes/container-img.bbclass delete mode
> > > > 100644 meta/classes/cpiogz-img.bbclass delete mode 100644
> > > > meta/classes/ext4-img.bbclass delete mode 100644
> > > > meta/classes/fit-img.bbclass delete mode 100644
> > > > meta/classes/image-container-extension.bbclass delete mode
> > > > 100644 meta/classes/image-sdk-extension.bbclass create mode
> > > > 100644 meta/classes/imagetypes.bbclass create mode 100644
> > > > meta/classes/imagetypes_container.bbclass rename
> > > > meta/classes/{vm-img.bbclass => imagetypes_vm.bbclass} (89%)
> > > > rename meta/classes/{wic-img.bbclass => imagetypes_wic.bbclass}
> > > > (86%) create mode 100644 meta/classes/sdk.bbclass delete mode
> > > > 100644 meta/classes/targz-img.bbclass delete mode 100644
> > > > meta/classes/ubi-img.bbclass delete mode 100644
> > > > meta/classes/ubifs-img.bbclass rename
> > > > meta/recipes-devtools/{sdkchroot => sdk-files}/files/README.sdk
> > > > (100%) rename meta/recipes-devtools/{sdkchroot =>
> > > > sdk-files}/files/configscript.sh (100%) rename
> > > > meta/recipes-devtools/{sdkchroot =>
> > > > sdk-files}/files/gcc-sysroot-wrapper.sh (100%) rename
> > > > meta/recipes-devtools/{sdkchroot =>
> > > > sdk-files}/files/relocate-sdk.sh (100%) create mode 100644
> > > > meta/recipes-devtools/sdk-files/sdk-files.bb delete mode 100644
> > > > meta/recipes-devtools/sdkchroot/sdkchroot.bb  
> > > This patchset also fails on mc:rpi-arm-v7-bullseye:isar-image-base
> > > target if using BASE_REPO_FEATURES = "cache-deb-src".  
> 
> I remember some hiccups with cache-deb-src... will investigate.
>  
> > Would it be ok to remove rpi-sdimg.bbclass and switch over to wic
> > for rpis? This class is causing headache and seems legacy from very
> > old days.  
> 
> That rpi image class is one of two examples in meta-isar that
> show how to do custom image types/classes, so even if wic would
> be nicer, it serves an educational purpose.
> The same applies to the other one (ubi-ubifs), for which the 
> question was also raised if this can be removed or done differently.

Partially true. The rpi-sdimg is causing a lot of problems and can very
likely be replaced while also improving the rpi images.

ubifs can not be replaced and is in fact used by downstream layers
heavily.

So for educational purposes ubi might be fine, while rpi-sdimg is a
very bad example ... in fact how to better not do things.

Henning

> Adriaan
> 
> > 
> > Henning  
> 


  reply	other threads:[~2022-03-03 20:47 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-10  6:24 Adriaan Schmidt
2022-02-10  6:24 ` [PATCH 1/6] image: remove IMAGE_SUFFIX Adriaan Schmidt
2022-02-10  6:24 ` [PATCH 2/6] image: refactor SDK Adriaan Schmidt
2022-02-10  6:24 ` [PATCH 3/6] meta: introduce IMAGE_CMD_* Adriaan Schmidt
2022-02-18 14:55   ` Anton Mikanovich
2022-02-10  6:24 ` [PATCH 4/6] imagetypes: restructure files Adriaan Schmidt
2022-02-10  6:24 ` [PATCH 5/6] imagetypes: switch meta-isar to the new scheme Adriaan Schmidt
2022-02-18 14:56   ` Anton Mikanovich
2022-02-10  6:24 ` [PATCH 6/6] meta-isar: remove IMAGE_FSTYPES from multiconfig definitions Adriaan Schmidt
2022-03-03 18:35 ` [PATCH 0/6] imagetypes Anton Mikanovich
2022-03-03 18:55   ` Henning Schild
2022-03-03 19:04     ` Schmidt, Adriaan
2022-03-03 20:46       ` Henning Schild [this message]
2022-03-04 17:54     ` Anton Mikanovich
2022-03-07  6:41       ` Jan Kiszka
2022-03-08 13:50 ` Moessbauer, Felix
2022-03-31  5:56   ` Schmidt, Adriaan
2022-03-08 14:10 ` Moessbauer, Felix
2022-03-31  5:57   ` Schmidt, Adriaan

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