Re: [PATCH v3] meta: drop debian stretch support

[Henning Schild <henning.schild@siemens.com>]

On Mon, 2 Jan 2023 16:56:24 +0100
Henning Schild <henning.schild@siemens.com> wrote:

> This one maybe should have waited a little longer for review, it fell
> right into the time between christmas and new year.
> 
> A changelog to v1 would have been nice, or a reply to my review
> comments i gave.
> 
> Am Tue, 27 Dec 2022 09:35:55 +0300
> schrieb Anton Mikanovich <amikan@ilbers.de>:
> 
> > Debian Stretch state was moved to EOL since July 2020, so drop it.
> > This will allow us to get rid of many hacks inside Isar core and
> > single example packages.
> > Also drop raspbian-stretch distro and rpi machine used it.
> > Drop wic_fakeroot fsck hack because it is no more needed.
> > 
> > Update documentation to remove Debian Stretch there also.
> > 
> > Signed-off-by: Anton Mikanovich <amikan@ilbers.de>
> > ---
> >  README.md                                     |  2 +-
> >  doc/offline.md                                |  4 +-
> >  doc/technical_overview.md                     |  6 +--
> >  doc/user_manual.md                            | 48
> > +++++++------------ meta-isar/conf/distro/raspbian-stretch.conf   |
> > 17 ------- meta-isar/conf/distro/raspbian-stretch.list   |  2 -
> >  meta-isar/conf/local.conf.sample              |  7 ---
> >  meta-isar/conf/machine/rpi.conf               |  8 ----
> >  .../multiconfig/container-amd64-stretch.conf  |  7 ---
> >  .../conf/multiconfig/qemuamd64-stretch.conf   |  5 --
> >  .../conf/multiconfig/qemuarm-stretch.conf     |  5 --
> >  .../conf/multiconfig/qemuarm64-stretch.conf   |  6 ---
> >  .../conf/multiconfig/qemui386-stretch.conf    |  5 --
> >  .../conf/multiconfig/qemumipsel-stretch.conf  |  5 --
> >  meta-isar/conf/multiconfig/rpi-stretch.conf   | 47
> > ------------------ meta/classes/buildchroot.bbclass              |
> > 3 +- meta/classes/dpkg-gbp.bbclass                 |  7 +--
> >  meta/classes/image.bbclass                    |  2 -
> >  meta/classes/sbuild.bbclass                   |  3 +-
> >  meta/conf/distro/debian-stretch.conf          | 17 -------
> >  meta/conf/distro/debian-stretch.list          |  8 ----
> >  .../files/isar-apt-fallback.conf              |  4 --
> >  .../isar-bootstrap/isar-bootstrap.inc         | 18 +------
> >  meta/recipes-kernel/linux/linux-custom.inc    |  1 -
> >  scripts/start_vm                              |  2 +-
> >  scripts/wic_fakeroot                          |  8 ----  
> 
> I think this complete file can be removed. Not sure how i said it in
> my review to v1. Right now this wrapper does nothing but wrap. All the
> work it used to do has been deprecated and removed.
> 
> I suggest to throw a patch on top to remove the file and set
> 
> FAKEROOTCMD ?= "true;"
> 
> like the removed comment suggested.

I tried dropping the now seemingly useless wrapper but that somehow did
not work like it used to. So maybe we need to keep it after all.

But it would be nice to know why we need to have it in place and have
that written down in a comment and a commit message.

regards,
Henning

> 
> Henning
> 
> >  testsuite/cibuilder.py                        |  1 -
> >  testsuite/citest.py                           |  6 ---
> >  testsuite/start_vm.py                         |  2 +-
> >  29 files changed, 30 insertions(+), 226 deletions(-)
> >  delete mode 100644 meta-isar/conf/distro/raspbian-stretch.conf
> >  delete mode 100644 meta-isar/conf/distro/raspbian-stretch.list
> >  delete mode 100644 meta-isar/conf/machine/rpi.conf
> >  delete mode 100644
> > meta-isar/conf/multiconfig/container-amd64-stretch.conf delete mode
> > 100644 meta-isar/conf/multiconfig/qemuamd64-stretch.conf delete mode
> > 100644 meta-isar/conf/multiconfig/qemuarm-stretch.conf delete mode
> > 100644 meta-isar/conf/multiconfig/qemuarm64-stretch.conf delete mode
> > 100644 meta-isar/conf/multiconfig/qemui386-stretch.conf delete mode
> > 100644 meta-isar/conf/multiconfig/qemumipsel-stretch.conf delete
> > mode 100644 meta-isar/conf/multiconfig/rpi-stretch.conf delete mode
> > 100644 meta/conf/distro/debian-stretch.conf delete mode 100644
> > meta/conf/distro/debian-stretch.list delete mode 100644
> > meta/recipes-core/isar-bootstrap/files/isar-apt-fallback.conf
> > 
> > diff --git a/README.md b/README.md
> > index 7728e647..118acf52 100644
> > --- a/README.md
> > +++ b/README.md
> > @@ -19,7 +19,7 @@ To test the QEMU image, run the following command:
> >          $ start_vm -a <arch of your build> -d <distro of your
> > build> 
> >  Ex: Architecture of your build could be arm,arm64,i386,amd64,etc.
> > -    Distribution of your build could be
> > stretch,buster,bullseye,etc.
> > +    Distribution of your build could be
> > buster,bullseye,bookworm,etc. 
> >  The default root password is 'root'.
> >  
> > diff --git a/doc/offline.md b/doc/offline.md
> > index 11d1cc9e..84d50cb3 100644
> > --- a/doc/offline.md
> > +++ b/doc/offline.md
> > @@ -11,13 +11,13 @@ mkdir -p $WEB_HOME
> >  
> >  ```
> >  DST=$WEB_HOME/debian
> > -DISTROS=stretch,stretch-updates,buster,buster-updates
> > +DISTROS=bullseye,bullseye-updates,bookworm,bookworm-updates
> >  time debmirror -p --getcontents -e http -h $HOST -d $DISTROS -a
> > $ARCHES $DST ```
> >  
> >  ```
> >  DST=$WEB_HOME/debian-security
> > -DISTROS=stretch/updates,buster/updates
> > +DISTROS=bullseye/updates,bookworm/updates
> >  time debmirror -p --getcontents -e http -h $HOST -r
> > /debian-security \ -d $DISTROS -a $ARCHES $DST
> >  ```
> > diff --git a/doc/technical_overview.md b/doc/technical_overview.md
> > index bbd22b66..36bfc4a6 100644
> > --- a/doc/technical_overview.md
> > +++ b/doc/technical_overview.md
> > @@ -51,11 +51,11 @@ that include:
> >  
> >  Typical example, when Isar builds the following configurations:
> >  
> > - - Debian Stretch, amd64
> > + - Debian Bullseye, amd64
> >  
> > - - Debian Stretch, i386
> > + - Debian Bullseye, arm64
> >  
> > - - Debian Buster, arm
> > + - Debian Bookworm, arm
> >  
> >  In this case there will be 3 different build subtrees. So the
> > standard hello-isar demo application will be processed 3 times for
> > each diff --git a/doc/user_manual.md b/doc/user_manual.md
> > index 251a2eb8..ec639e70 100644
> > --- a/doc/user_manual.md
> > +++ b/doc/user_manual.md
> > @@ -45,15 +45,10 @@ Isar provides:
> >  For demonstration purposes, Isar provides support for the following
> >  configurations:
> >  
> > - - QEMU ARM with Debian Stretch
> >   - QEMU ARM with Debian Buster
> > - - QEMU ARM64 with Debian Stretch
> >   - QEMU ARM64 with Debian Buster (for host >= buster)
> > - - QEMU i386 with Debian Stretch
> >   - QEMU i386 with Debian Buster
> > - - QEMU amd64 with Debian Stretch
> >   - QEMU amd64 with Debian Buster
> > - - Raspberry Pi 1 Model B with Raspbian Stretch
> >   - Raspberry Pi various models with Raspberry OS Bullseye
> >   - Banana Pi BPI-M1
> >   - LeMaker HiKey
> > @@ -63,7 +58,7 @@ The steps below describe how to build the images
> > provided by default. 
> >  ### Install Host Tools
> >  
> > -The supported host system is >= stretch.
> > +The supported host system is >= buster.
> >  
> >  Install the following packages:
> >  ```
> > @@ -190,15 +185,10 @@ a single call. List all configurations in
> > `conf/local.conf`: 
> >  ```
> >  BBMULTICONFIG = " \
> > -    qemuarm-stretch \
> >      qemuarm-buster \
> > -    qemuarm64-stretch \
> >      qemuarm64-buster \
> > -    qemui386-stretch \
> >      qemui386-buster \
> > -    qemuamd64-stretch \
> >      qemuamd64-buster \
> > -    rpi-stretch \
> >  "
> >  ```
> >  
> > @@ -206,27 +196,19 @@ The following command will produce
> > `isar-image-base` images for all targets: 
> >  ```
> >  $ bitbake \
> > -    mc:qemuarm-stretch:isar-image-base \
> >      mc:qemuarm-buster:isar-image-base \
> > -    mc:qemuarm64-stretch:isar-image-base \
> > -    mc:qemui386-stretch:isar-image-base \
> > +    mc:qemuarm64-buster:isar-image-base \
> >      mc:qemui386-buster:isar-image-base \
> > -    mc:qemuamd64-stretch:isar-image-base \
> >      mc:qemuamd64-buster:isar-image-base \
> > -    mc:rpi-stretch:isar-image-base
> >  ```
> >  
> >  Created images are:
> >  
> >  ```
> > -tmp/deploy/images/qemuarm/isar-image-base-debian-stretch-qemuarm.ext4.img
> >  tmp/deploy/images/qemuarm/isar-image-base-debian-buster-qemuarm.ext4.img
> > -tmp/deploy/images/qemuarm64/isar-image-base-debian-stretch-qemuarm64.ext4.img
> > -tmp/deploy/images/qemui386/isar-image-base-debian-stretch-qemui386.wic.img
> > +tmp/deploy/images/qemuarm64/isar-image-base-debian-buster-qemuarm64.ext4.img
> >  tmp/deploy/images/qemui386/isar-image-base-debian-buster-qemui386.wic.img
> > -tmp/deploy/images/qemuamd64/isar-image-base-debian-stretch-qemuamd64.wic.img
> >  tmp/deploy/images/qemuamd64/isar-image-base-debian-buster-qemuamd64.wic.img
> > -tmp/deploy/images/rpi/isar-image-base-raspbian-stretch-rpi.wic.img
> >  ```
> >  
> >  ### Generate full disk image
> > @@ -247,7 +229,7 @@ Variables may be used in `.wks.in` files; Isar
> > will expand them and generate a r In order to run the EFI images
> > with `qemu`, an EFI firmware is required and available at the
> > following address:
> > https://github.com/tianocore/edk2/tree/3858b4a1ff09d3243fea8d07bd135478237cb8f7
> > -Note that the `ovmf` package in Debian stretch/buster contains a
> > pre-compiled firmware, but doesn't seem to be recent +Note that the
> > `ovmf` package in Debian Buster contains a pre-compiled firmware,
> > but doesn't seem to be recent enough to allow images to be testable
> > under `qemu`. ``` @@ -408,7 +390,7 @@ following variables define the
> > default configuration to build for:
> >   - `MACHINE` - The board to build for (e.g., `qemuarm`, `rpi`).
> > BitBake looks for conf/multiconfig/${MACHINE}.conf in every layer.
> >  
> > - - `DISTRO` - The distro to use (e.g. `raspbian-stretch`,
> > `debian-stretch`).
> > + - `DISTRO` - The distro to use (e.g. `raspios-bullseye`,
> > `debian-bookworm`). BitBake looks for conf/distro/${DISTRO}.conf in
> > every layer. 
> >   - `DISTRO_ARCH` - The Debian architecture to build for (e.g.,
> > `armhf`). @@ -442,9 +424,10 @@ Some other variables include:
> >  
> >  In Isar, each machine can use its specific Linux distro to generate
> > `buildchroot` and target filesystem. By default, Isar provides
> > configuration files for the following distros: 
> > - - debian-stretch
> >   - debian-buster
> > - - raspbian-stretch
> > + - debian-bullseye
> > + - debian-bookworm
> > + - ubuntu-focal
> >   - raspios-bullseye
> >  
> >  User can select appropriate distro for specific machine by setting
> > the following variable in machine configuration file: @@ -527,8
> > +510,8 @@ To add new distro, user should perform the following
> > steps:
> >   - Create the `.conf` file in distro folder with the name of your
> > distribution. We recommend to name distribution in the following
> > format: `name`-`suite`, for example: ```
> > -    debian-stretch
> > -    debian-buster
> > +    debian-bullseye
> > +    debian-bookworm
> >      ```
> >  
> >   - In this file, define the variables described above.
> > @@ -962,14 +945,17 @@ put into Isar apt.
> >  
> >  ### Limitation
> >  
> > -Debian cross-compilation works out of the box starting from Debian
> > stretch distribution. Currently the following build configurations
> > are supported in Isar: +Debian cross-compilation works out of the
> > box. Currently the following build configurations are supported in
> > Isar: 
> > - - stretch armhf
> > - - stretch arm64
> > - - stretch mipsel
> >   - buster armhf
> >   - buster arm64 (for host >= buster)
> >   - buster mipsel (for host >= buster)
> > + - bullseye armhf
> > + - bullseye arm64
> > + - bullseye mipsel
> > + - bookworm armhf
> > + - bookworm arm64
> > + - bookworm mipsel
> >  
> >  Experimental support for riscv64 is available as well.
> >  
> > diff --git a/meta-isar/conf/distro/raspbian-stretch.conf
> > b/meta-isar/conf/distro/raspbian-stretch.conf deleted file mode
> > 100644 index 1ad0152f..00000000
> > --- a/meta-isar/conf/distro/raspbian-stretch.conf
> > +++ /dev/null
> > @@ -1,17 +0,0 @@
> > -# Raspbian stable distribution configuration
> > -#
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2015-2019 ilbers GmbH
> > -
> > -BASE_DISTRO = "raspbian"
> > -BASE_DISTRO_CODENAME = "stretch"
> > -
> > -HOST_BASE_DISTRO = "debian"
> > -
> > -HOST_DISTRO ?= "debian-stretch"
> > -HOST_DISTRO_APT_SOURCES ?= "conf/distro/${HOST_DISTRO}.list"
> > -
> > -DISTRO_APT_SOURCES ?= "conf/distro/raspbian-stretch.list"
> > -DISTRO_BOOTSTRAP_KEYS +=
> > "https://archive.raspbian.org/raspbian.public.key;sha256sum=ca59cd4f2bcbc3a1d41ba6815a02a8dc5c175467a59bd87edeac458f4a5345de"
> > -DISTRO_CONFIG_SCRIPT ?=
> > "${LAYERDIR_isar}/conf/distro/raspbian-configscript.sh"
> > -DISTRO_KERNELS ?= "rpi rpi2 rpi-rpfv rpi2-rpfv" diff --git
> > a/meta-isar/conf/distro/raspbian-stretch.list
> > b/meta-isar/conf/distro/raspbian-stretch.list deleted file mode
> > 100644 index 03b869ea..00000000 ---
> > a/meta-isar/conf/distro/raspbian-stretch.list +++ /dev/null @@ -1,2
> > +0,0 @@ -deb	http://archive.raspbian.org/raspbian
> > stretch	main contrib non-free firmware -deb-src
> > http://archive.raspbian.org/raspbian	stretch	main
> > contrib non-free firmware diff --git
> > a/meta-isar/conf/local.conf.sample
> > b/meta-isar/conf/local.conf.sample index 57d06202..e1cd66e8 100644
> > --- a/meta-isar/conf/local.conf.sample +++
> > b/meta-isar/conf/local.conf.sample @@ -38,27 +38,21 @@ DISTRO_ARCH
> > ??= "armhf" # # This sets the default multiple configurations used:
> >  BBMULTICONFIG = " \
> > -    qemuarm-stretch \
> >      qemuarm-buster \
> >      qemuarm-bullseye \
> >      qemuarm-bookworm \
> > -    qemuarm64-stretch \
> >      qemuarm64-buster \
> >      qemuarm64-bullseye \
> >      qemuarm64-bookworm \
> > -    qemui386-stretch \
> >      qemui386-buster \
> >      qemui386-bullseye \
> >      qemui386-bookworm \
> > -    qemuamd64-stretch \
> >      qemuamd64-buster \
> >      qemuamd64-bullseye \
> >      qemuamd64-bookworm \
> > -    container-amd64-stretch \
> >      container-amd64-buster \
> >      container-amd64-bullseye \
> >      container-amd64-bookworm \
> > -    qemumipsel-stretch \
> >      qemumipsel-buster \
> >      qemumipsel-bullseye \
> >      qemumipsel-bookworm \
> > @@ -77,7 +71,6 @@ BBMULTICONFIG = " \
> >      stm32mp15x-buster \
> >      stm32mp15x-bullseye \
> >      virtualbox-bullseye \
> > -    rpi-stretch \
> >      rpi-arm-bullseye \
> >      rpi-arm-v7-bullseye \
> >      rpi-arm-v7l-bullseye \
> > diff --git a/meta-isar/conf/machine/rpi.conf
> > b/meta-isar/conf/machine/rpi.conf deleted file mode 100644
> > index 917527f0..00000000
> > --- a/meta-isar/conf/machine/rpi.conf
> > +++ /dev/null
> > @@ -1,8 +0,0 @@
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2015-2017 ilbers GmbH
> > -
> > -MACHINE_SERIAL ?= "ttyAMA0"
> > -BAUDRATE_TTY ?= "9600"
> > -
> > -IMAGE_FSTYPES ?= "wic"
> > -WKS_FILE ?= "rpi-sdimg"
> > diff --git a/meta-isar/conf/multiconfig/container-amd64-stretch.conf
> > b/meta-isar/conf/multiconfig/container-amd64-stretch.conf deleted
> > file mode 100644 index 76a34d55..00000000
> > --- a/meta-isar/conf/multiconfig/container-amd64-stretch.conf
> > +++ /dev/null
> > @@ -1,7 +0,0 @@
> > -#
> > -# Copyright (c) Siemens AG, 2021
> > -#
> > -# SPDX-License-Identifier: MIT
> > -
> > -MACHINE ?= "container-amd64"
> > -DISTRO ?= "debian-stretch"
> > diff --git a/meta-isar/conf/multiconfig/qemuamd64-stretch.conf
> > b/meta-isar/conf/multiconfig/qemuamd64-stretch.conf deleted file
> > mode 100644 index f9592c71..00000000
> > --- a/meta-isar/conf/multiconfig/qemuamd64-stretch.conf
> > +++ /dev/null
> > @@ -1,5 +0,0 @@
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2017 ilbers GmbH
> > -
> > -MACHINE ?= "qemuamd64"
> > -DISTRO ?= "debian-stretch"
> > diff --git a/meta-isar/conf/multiconfig/qemuarm-stretch.conf
> > b/meta-isar/conf/multiconfig/qemuarm-stretch.conf deleted file mode
> > 100644 index f3af9fc3..00000000
> > --- a/meta-isar/conf/multiconfig/qemuarm-stretch.conf
> > +++ /dev/null
> > @@ -1,5 +0,0 @@
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2017 ilbers GmbH
> > -
> > -MACHINE ?= "qemuarm"
> > -DISTRO ?= "debian-stretch"
> > diff --git a/meta-isar/conf/multiconfig/qemuarm64-stretch.conf
> > b/meta-isar/conf/multiconfig/qemuarm64-stretch.conf deleted file
> > mode 100644 index 0fd39fca..00000000
> > --- a/meta-isar/conf/multiconfig/qemuarm64-stretch.conf
> > +++ /dev/null
> > @@ -1,6 +0,0 @@
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2017 ilbers GmbH
> > -# Copyright (c) Siemens AG, 2018
> > -
> > -MACHINE ?= "qemuarm64"
> > -DISTRO ?= "debian-stretch"
> > diff --git a/meta-isar/conf/multiconfig/qemui386-stretch.conf
> > b/meta-isar/conf/multiconfig/qemui386-stretch.conf deleted file mode
> > 100644 index 007e82b9..00000000
> > --- a/meta-isar/conf/multiconfig/qemui386-stretch.conf
> > +++ /dev/null
> > @@ -1,5 +0,0 @@
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2017 ilbers GmbH
> > -
> > -MACHINE ?= "qemui386"
> > -DISTRO ?= "debian-stretch"
> > diff --git a/meta-isar/conf/multiconfig/qemumipsel-stretch.conf
> > b/meta-isar/conf/multiconfig/qemumipsel-stretch.conf deleted file
> > mode 100644 index 53009be6..00000000
> > --- a/meta-isar/conf/multiconfig/qemumipsel-stretch.conf
> > +++ /dev/null
> > @@ -1,5 +0,0 @@
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2019 Mentor Graphics, a Siemens busines
> > -
> > -MACHINE ?= "qemumipsel"
> > -DISTRO ?= "debian-stretch"
> > diff --git a/meta-isar/conf/multiconfig/rpi-stretch.conf
> > b/meta-isar/conf/multiconfig/rpi-stretch.conf deleted file mode
> > 100644 index 3c9470e8..00000000
> > --- a/meta-isar/conf/multiconfig/rpi-stretch.conf
> > +++ /dev/null
> > @@ -1,47 +0,0 @@
> > -#
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2015-2019 ilbers GmbH
> > -#
> > -# This configuration file is a part of bitbake multiconfig. Bitbake
> > combines -# these settings with local.conf ones and start task
> > execution with this -# environment.
> > -
> > -# This sets the default machine to be rpi in this configuration:
> > -MACHINE ?= "rpi"
> > -
> > -# This sets the default distribution configuration:
> > -DISTRO ?= "raspbian-stretch"
> > -DISTRO_ARCH ?= "armhf"
> > -
> > -KERNEL_NAME ?= "rpi-rpfv"
> > -
> > -IMAGE_PREINSTALL += " \
> > -    bind9-host \
> > -    dnsutils \
> > -    iproute2 \
> > -    iputils-ping \
> > -    isc-dhcp-client \
> > -    lrzsz \
> > -    net-tools \
> > -    netcat-openbsd \
> > -    openssh-client \
> > -    openssh-server \
> > -    raspberrypi-bootloader-nokernel \
> > -    systemd-sysv \
> > -    telnet \
> > -    traceroute \
> > -    vim \
> > -    "
> > -
> > -IMAGE_INSTALL += "sshd-regen-keys \
> > -                  bootconfig-${MACHINE}"
> > -
> > -WIC_IMAGER_INSTALL = "parted \
> > -                      dosfstools \
> > -                      mtools \
> > -                      e2fsprogs \
> > -                      python3 \
> > -                      bmap-tools"
> > -
> > -IMAGE_BOOT_FILES ?= "${IMAGE_ROOTFS}/boot/*.*;./ \
> > -                     ${IMAGE_ROOTFS}/boot/overlays/*;overlays/"
> > diff --git a/meta/classes/buildchroot.bbclass
> > b/meta/classes/buildchroot.bbclass index b4ff2886..5abd533b 100644
> > --- a/meta/classes/buildchroot.bbclass
> > +++ b/meta/classes/buildchroot.bbclass
> > @@ -9,8 +9,7 @@ ISAR_CROSS_COMPILE ??= "0"
> >  python __anonymous() {
> >      mode = d.getVar('ISAR_CROSS_COMPILE', True)
> >      distro_arch = d.getVar('DISTRO_ARCH')
> > -    if mode == "0" or d.getVar('HOST_ARCH') ==  distro_arch or \
> > -       (d.getVar('HOST_DISTRO') == "debian-stretch" and distro_arch
> > == "i386"):
> > +    if mode == "0" or d.getVar('HOST_ARCH') ==  distro_arch:
> >          dep = "buildchroot-target:do_build"
> >          rootfs = d.getVar('BUILDCHROOT_TARGET_DIR', False)
> >      else:
> > diff --git a/meta/classes/dpkg-gbp.bbclass
> > b/meta/classes/dpkg-gbp.bbclass index 68172b3f..f765eb9a 100644
> > --- a/meta/classes/dpkg-gbp.bbclass
> > +++ b/meta/classes/dpkg-gbp.bbclass
> > @@ -9,16 +9,13 @@ S = "${WORKDIR}/git"
> >  
> >  PATCHTOOL ?= "git"
> >  
> > -GBP_EXTRA_OPTIONS ?= "--git-pristine-tar"
> > +GBP_EXTRA_OPTIONS ?= "--pristine-tar"
> >  
> >  SCHROOT_MOUNTS = "${WORKDIR}:${PP} ${GITDIR}:/home/.git-downloads"
> >  
> >  dpkg_runbuild_prepend() {
> >      sh -c "
> >          cd ${WORKDIR}/${PPS}
> > -        gbp buildpackage --git-ignore-new --git-builder=/bin/true
> > ${GBP_EXTRA_OPTIONS}
> > +        gbp export-orig ${GBP_EXTRA_OPTIONS}
> >      "
> > -    # NOTE: `buildpackage --git-builder=/bin/true
> > --git-pristine-tar` is used
> > -    # for compatibility with gbp version froms debian-stretch. In
> > newer distros
> > -    # it's possible to use a subcommand `export-orig
> > --pristine-tar` }
> > diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
> > index 813e1f34..629a0c1d 100644
> > --- a/meta/classes/image.bbclass
> > +++ b/meta/classes/image.bbclass
> > @@ -419,8 +419,6 @@ do_rootfs_finalize() {
> >          mountpoint -q '${ROOTFSDIR}/sys' && \
> >              umount -l ${ROOTFSDIR}/sys
> >  
> > -        rm -f
> > "${ROOTFSDIR}/etc/apt/apt.conf.d/55isar-fallback.conf" -
> >          rm -f "${ROOTFSDIR}/etc/apt/sources.list.d/isar-apt.list"
> >          rm -f "${ROOTFSDIR}/etc/apt/preferences.d/isar-apt"
> >          rm -f "${ROOTFSDIR}/etc/apt/sources.list.d/base-apt.list"
> > diff --git a/meta/classes/sbuild.bbclass
> > b/meta/classes/sbuild.bbclass index a29b745b..6e3c790c 100644
> > --- a/meta/classes/sbuild.bbclass
> > +++ b/meta/classes/sbuild.bbclass
> > @@ -11,8 +11,7 @@ python __anonymous() {
> >  
> >      mode = d.getVar('ISAR_CROSS_COMPILE', True)
> >      distro_arch = d.getVar('DISTRO_ARCH')
> > -    if mode == "0" or d.getVar('HOST_ARCH') ==  distro_arch or \
> > -       (d.getVar('HOST_DISTRO') == "debian-stretch" and distro_arch
> > == "i386"):
> > +    if mode == "0" or d.getVar('HOST_ARCH') ==  distro_arch:
> >          d.setVar('SBUILD_HOST_ARCH', distro_arch)
> >          d.setVar('SCHROOT_DIR', d.getVar('SCHROOT_TARGET_DIR',
> > False)) dep = "sbuild-chroot-target:do_build"
> > diff --git a/meta/conf/distro/debian-stretch.conf
> > b/meta/conf/distro/debian-stretch.conf deleted file mode 100644
> > index 8b38fa54..00000000
> > --- a/meta/conf/distro/debian-stretch.conf
> > +++ /dev/null
> > @@ -1,17 +0,0 @@
> > -# This software is a part of ISAR.
> > -# Copyright (C) 2017 ilbers GmbH
> > -
> > -require debian-common.conf
> > -
> > -BASE_DISTRO_CODENAME = "stretch"
> > -
> > -HOST_DISTRO ?= "debian-stretch"
> > -
> > -DISTRO_CONFIG_SCRIPT ?= "debian-configscript.sh"
> > -DISTRO_KERNELS ?= "4kc-malta 586 5kc-malta 686 686-pae amd64 arm64
> > armmp \
> > -    armmp-lpae kirkwood loongson-3 marvell octeon orion5x
> > powerpc64le \
> > -    rt-686-pae rt-amd64 s390x"
> > -
> > -WIC_IMAGER_INSTALL += "python3"
> > -WIC_IMAGER_INSTALL_remove = "fdisk"
> > -WIC_IMAGER_INSTALL_remove = "python3-distutils"
> > diff --git a/meta/conf/distro/debian-stretch.list
> > b/meta/conf/distro/debian-stretch.list deleted file mode 100644
> > index 8da9a43b..00000000
> > --- a/meta/conf/distro/debian-stretch.list
> > +++ /dev/null
> > @@ -1,8 +0,0 @@
> > -deb	http://deb.debian.org/debian stretch main contrib
> > non-free -deb-src	http://deb.debian.org/debian stretch main
> > contrib non-free -
> > -deb	http://deb.debian.org/debian-security/ stretch/updates
> > main contrib non-free -deb-src
> > http://deb.debian.org/debian-security/ stretch/updates main contrib
> > non-free - -deb	http://deb.debian.org/debian stretch-updates
> > main contrib non-free -deb-src	http://deb.debian.org/debian
> > stretch-updates main contrib non-free diff --git
> > a/meta/recipes-core/isar-bootstrap/files/isar-apt-fallback.conf
> > b/meta/recipes-core/isar-bootstrap/files/isar-apt-fallback.conf
> > deleted file mode 100644 index 12ddbeac..00000000 ---
> > a/meta/recipes-core/isar-bootstrap/files/isar-apt-fallback.conf +++
> > /dev/null @@ -1,4 +0,0 @@
> > -# Switch apt caching mechanism from mmap to array-based.
> > -# This helps to build fresh Isar suites on old hosts.
> > -
> > -APT::Cache-Fallback "1";
> > diff --git a/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc
> > b/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc index
> > b9ae16cd..faba73fe 100644 ---
> > a/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc +++
> > b/meta/recipes-core/isar-bootstrap/isar-bootstrap.inc @@ -9,7 +9,6
> > @@ LICENSE = "gpl-2.0" LIC_FILES_CHKSUM =
> > "file://${LAYERDIR_core}/licenses/COPYING.GPLv2;md5=751419260aa954499f7abaabaa882bbe"
> > FILESPATH_prepend := "${THISDIR}/files:" SRC_URI = " \
> > -    file://isar-apt-fallback.conf \
> >      file://locale \
> >      file://chroot-setup.sh"
> >  PV = "1.0"
> > @@ -26,7 +25,7 @@ THIRD_PARTY_APT_KEYFILES = ""
> >  DEPLOY_ISAR_BOOTSTRAP ?= ""
> >  DISTRO_BOOTSTRAP_BASE_PACKAGES = "locales"
> >  DISTRO_BOOTSTRAP_BASE_PACKAGES_append_gnupg = ",gnupg"
> > -DISTRO_BOOTSTRAP_BASE_PACKAGES_append_https-support =
> > "${@https_support(d)}"
> > +DISTRO_BOOTSTRAP_BASE_PACKAGES_append_https-support =
> > ",ca-certificates" DISTRO_VARS_PREFIX ?= "${@'HOST_' if
> > d.getVar('BOOTSTRAP_FOR_HOST') == '1' else ''}" BOOTSTRAP_DISTRO =
> > "${@d.getVar('HOST_DISTRO' if d.getVar('BOOTSTRAP_FOR_HOST') == '1'
> > else 'DISTRO')}" BOOTSTRAP_BASE_DISTRO =
> > "${@d.getVar('HOST_BASE_DISTRO' if d.getVar('BOOTSTRAP_FOR_HOST') ==
> > '1' else 'BASE_DISTRO')}" @@ -180,12 +179,6 @@ def
> > get_distro_primary_source_entry(d): def
> > get_distro_have_https_source(d): return
> > any(source[2].startswith("https://") for source in
> > generate_distro_sources(d)) -def https_support(d):
> > -    if get_distro_suite(d) == "stretch":
> > -        return ",apt-transport-https,ca-certificates"
> > -    else:
> > -        return ",ca-certificates"
> > -
> >  def get_distro_needs_https_support(d):
> >      if get_distro_have_https_source(d):
> >          return "https-support"
> > @@ -284,9 +277,6 @@ do_bootstrap() {
> >          if [ -z "${COMPAT_DISTRO_ARCH}" ]; then
> >              bbfatal "${DISTRO_ARCH} does not have a compat arch"
> >          fi
> > -        if [ "${@get_distro_suite(d)}-${COMPAT_DISTRO_ARCH}" =
> > "stretch-i386" ]; then
> > -            bbfatal "compat arch build for stretch-i386 not
> > supported"
> > -        fi
> >      fi
> >      debootstrap_args="--verbose --variant=minbase
> > --include=${DISTRO_BOOTSTRAP_BASE_PACKAGES}" if [ -f
> > "${DISTRO_BOOTSTRAP_KEYRING}" ]; then @@ -357,12 +347,6 @@
> > do_bootstrap() { rm -rf "${ROOTFSDIR}${MY_GPGHOME}"
> >          done
> >  
> > -        if [ "${@get_distro_suite(d)}" = "stretch" ] && [
> > "${@get_host_release().split('.')[0]}" -lt "4" ]; then
> > -            mkdir -p "${ROOTFSDIR}/etc/apt/apt.conf.d"
> > -            install -v -m644 "${WORKDIR}/isar-apt-fallback.conf" \
> > -
> > "${ROOTFSDIR}/etc/apt/apt.conf.d/55isar-fallback.conf"
> > -        fi
> > -
> >          # Set locale
> >          install -v -m644 "${WORKDIR}/locale"
> > "${ROOTFSDIR}/etc/locale" 
> > diff --git a/meta/recipes-kernel/linux/linux-custom.inc
> > b/meta/recipes-kernel/linux/linux-custom.inc index
> > 96f0afc4..447d4e80 100644 ---
> > a/meta/recipes-kernel/linux/linux-custom.inc +++
> > b/meta/recipes-kernel/linux/linux-custom.inc @@ -30,7 +30,6 @@
> > KERNEL_DEBIAN_DEPENDS ?= "initramfs-tools | linux-initramfs-tool, \
> > linux-base (>= 4.3~)," 
> >  LIBSSL_DEP = "libssl3"
> > -LIBSSL_DEP_stretch = "libssl1.1"
> >  LIBSSL_DEP_buster = "libssl1.1"
> >  LIBSSL_DEP_bullseye = "libssl1.1"
> >  
> > diff --git a/scripts/start_vm b/scripts/start_vm
> > index 8876e538..3b99c6ee 100755
> > --- a/scripts/start_vm
> > +++ b/scripts/start_vm
> > @@ -46,7 +46,7 @@ show_help() {
> >      echo "                          Supported: arm, i386, amd64,
> > arm64, mipsel, riscv64." echo "    -b, --build BUILD     set path to
> > build directory." echo "    -d, --distro DISTRO   set isar Debian
> > distribution."
> > -    echo "                          Supported: stretch, buster"
> > +    echo "                          Supported: buster, bullseye,
> > bookworm" echo "    -o, --out FILE        Route QEMU console output
> > to" echo "                          specified file."
> >      echo "    -p, --pid FILE        Store QEMU pid to file."
> > diff --git a/scripts/wic_fakeroot b/scripts/wic_fakeroot
> > index 304f9e8e..280d6c62 100755
> > --- a/scripts/wic_fakeroot
> > +++ b/scripts/wic_fakeroot
> > @@ -4,8 +4,6 @@
> >  # use pseudo. And we call wic as root to begin with, so this script
> > could be a # dummy doing nothing. It is almost a dummy ...
> >  #
> > -# If the fsck hack ever becomes obsolete, FAKEROOTCMD ?= "true;"
> > can be used -#
> >  # This software is a part of Isar.
> >  # Copyright (C) 2018 Siemens AG
> >  #
> > @@ -30,10 +28,4 @@ assert os.geteuid() == 0, "wic_fakeroot must be
> > run as root!" if cmd.startswith('-'):
> >      sys.exit(0)
> >  
> > -# e2fsck <= 1.43.5 returns 1 on non-errors (stretch and before
> > affected) -# treat 1 as safe ... the filesystem was successfully
> > repaired and is OK -if cmd.startswith('fsck.'):
> > -    ret = subprocess.call(args)
> > -    sys.exit(0 if ret == 1 else ret)
> > -
> >  os.execvp(cmd, args)
> > diff --git a/testsuite/cibuilder.py b/testsuite/cibuilder.py
> > index d5c83b22..39cbd2e9 100755
> > --- a/testsuite/cibuilder.py
> > +++ b/testsuite/cibuilder.py
> > @@ -92,7 +92,6 @@ class CIBuilder(Test):
> >              if compat_arch:
> >                  f.write('ISAR_ENABLE_COMPAT_ARCH_amd64 = "1"\n')
> >                  f.write('ISAR_ENABLE_COMPAT_ARCH_arm64 = "1"\n')
> > -
> > f.write('ISAR_ENABLE_COMPAT_ARCH_debian-stretch_amd64 = "0"\n')
> > f.write('IMAGE_INSTALL += "kselftest"\n') if cross:
> >                  f.write('ISAR_CROSS_COMPILE = "1"\n')
> > diff --git a/testsuite/citest.py b/testsuite/citest.py
> > index d4fb177f..7aa1e6b5 100755
> > --- a/testsuite/citest.py
> > +++ b/testsuite/citest.py
> > @@ -161,7 +161,6 @@ class NoCrossTest(CIBaseTest):
> >              'mc:qemuarm-buster:isar-image-base',
> >              'mc:qemuarm-bullseye:isar-image-base',
> >              'mc:qemuarm64-bullseye:isar-image-base',
> > -            'mc:qemui386-stretch:isar-image-base',
> >              'mc:qemui386-buster:isar-image-base',
> >              'mc:qemui386-bullseye:isar-image-base',
> >              'mc:qemuamd64-buster:isar-image-base',
> > @@ -257,7 +256,6 @@ class ContainerImageTest(CIBaseTest):
> >      @skipUnless(UMOCI_AVAILABLE and SKOPEO_AVAILABLE, 'umoci/skopeo
> > not found') def test_container_image(self):
> >          targets = [
> > -            'mc:container-amd64-stretch:isar-image-base',
> >              'mc:container-amd64-buster:isar-image-base',
> >              'mc:container-amd64-bullseye:isar-image-base',
> >              'mc:container-amd64-bookworm:isar-image-base'
> > @@ -344,10 +342,6 @@ class VmBootTestFull(CIBaseTest):
> >          self.init()
> >          self.vm_start('amd64','bullseye')
> >  
> > -    def test_i386_stretch(self):
> > -        self.init()
> > -        self.vm_start('i386','stretch')
> > -
> >      def test_i386_buster(self):
> >          self.init()
> >          self.vm_start('i386','buster')
> > diff --git a/testsuite/start_vm.py b/testsuite/start_vm.py
> > index dbe70815..593e2607 100755
> > --- a/testsuite/start_vm.py
> > +++ b/testsuite/start_vm.py
> > @@ -98,7 +98,7 @@ if __name__ == "__main__":
> >      parser = argparse.ArgumentParser()
> >      parser.add_argument('-a', '--arch', choices=['arm', 'arm64',
> > 'amd64', 'i386', 'mipsel'], help='set isar machine architecture.',
> > default='arm') parser.add_argument('-b', '--build', help='set path
> > to build directory.', default=os.getcwd())
> > -    parser.add_argument('-d', '--distro', choices=['jessie',
> > 'stretch', 'buster', 'bullseye', 'bookworm'], help='set isar Debian
> > distribution.', default='stretch')
> > +    parser.add_argument('-d', '--distro', choices=['buster',
> > 'bullseye', 'bookworm'], help='set isar Debian distribution.',
> > default='bookworm') parser.add_argument('-o', '--out', help='Route
> > QEMU console output to specified file.') parser.add_argument('-p',
> > '--pid', help='Store QEMU pid to specified file.')
> > parser.add_argument('--pcbios', action="store_true", help='remove
> > any bios options to enforce use of pc bios')  
>