Message ID | 8d2408ef-899f-8479-7674-eb344da2bb85@siemens.com |
---|---|
State | Not Applicable, archived |
Headers | show |
Series | [v2] Dockerfile.isar: Pull qemu-user-static from buster-backports | expand |
On Thu, 24 Sep 2020 13:12:35 +0200 "[ext] Jan Kiszka" <jan.kiszka@siemens.com> wrote: > From: Jan Kiszka <jan.kiszka@siemens.com> > > This is needed for running fakeroot from bullseye and sid which > triggers an unimplemented syscall with the current version. > > Due to changes in the new qemu-user-static package, the current > approach to activate its binfmt settings no longer works. Instead, > switch to an explicit call of the binfmt-support in init script. > > Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> > --- > > Changes in v2: > - fix binfmt activation > - drop unneeded (and effectless) listing of binfmt-support for > buster-backports > > OK, this was a nice one: > - debootstrap (of buster) creates the rootfs initially with a link of > $target/proc -> /proc > - later, it tries to umount $target/proc (and then sets up a proper > mounting via chroot) - I consider this a bug of debootstrap Did you report that bug or are planning to do something about it? Henning > - for us, umount $target/proc, which is effectively umount /proc, > because /proc/sys/fs/binfmt_misc is mounted > - debootstrap ignores this error > - but due to the issue in v1, binfmt_misc wasn't mounted, and the > problem started... > > Dockerfile.isar | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/Dockerfile.isar b/Dockerfile.isar > index 6b325f3..cde63b0 100644 > --- a/Dockerfile.isar > +++ b/Dockerfile.isar > @@ -3,7 +3,9 @@ > FROM kasproject/kas:latest > > ENV LC_ALL=en_US.UTF-8 > -RUN apt-get update && \ > +RUN echo 'deb http://deb.debian.org/debian buster-backports main' > > /etc/apt/sources.list.d/buster-backports.list && \ > + echo "Package: qemu-user-static\nPin: release > n=buster-backports\nPin-Priority: 501\n\nPackage: *\nPin: release > n=buster-backports\nPin-Priority: -1" > > /etc/apt/preferences.d/qemu-user-static && \ > + apt-get update && \ > apt-get install -y -f --no-install-recommends \ > autoconf automake gdisk libtool bash-completion \ > sudo grub2 grub-efi-amd64-bin grub-efi-ia32-bin \ > @@ -18,4 +20,4 @@ RUN echo "builder ALL=NOPASSWD: ALL" > > /etc/sudoers.d/builder-nopasswd && \ RUN echo "Defaults env_keep += > \"ftp_proxy http_proxy https_proxy no_proxy\"" \ > > /etc/sudoers.d/env_keep && chmod 660 /etc/sudoers.d/env_keep > > -RUN sed -i 's|#!/bin/bash|\0\n\ndpkg-reconfigure qemu-user-static > 2>\&1 \| grep -v "already enabled in kernel"|' /kas/docker-entrypoint > 2>+RUN sed -i 's|#!/bin/bash|\0\n\n/etc/init.d/binfmt-support start|' > 2>/kas/docker-entrypoint
On 24.09.20 13:52, Henning Schild wrote: > On Thu, 24 Sep 2020 13:12:35 +0200 > "[ext] Jan Kiszka" <jan.kiszka@siemens.com> wrote: > >> From: Jan Kiszka <jan.kiszka@siemens.com> >> >> This is needed for running fakeroot from bullseye and sid which >> triggers an unimplemented syscall with the current version. >> >> Due to changes in the new qemu-user-static package, the current >> approach to activate its binfmt settings no longer works. Instead, >> switch to an explicit call of the binfmt-support in init script. >> >> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> >> --- >> >> Changes in v2: >> - fix binfmt activation >> - drop unneeded (and effectless) listing of binfmt-support for >> buster-backports >> >> OK, this was a nice one: >> - debootstrap (of buster) creates the rootfs initially with a link of >> $target/proc -> /proc >> - later, it tries to umount $target/proc (and then sets up a proper >> mounting via chroot) - I consider this a bug of debootstrap > > Did you report that bug or are planning to do something about it? > I've just replied to https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=968927 - that fixes the issue, in fact. Jan
diff --git a/Dockerfile.isar b/Dockerfile.isar index 6b325f3..cde63b0 100644 --- a/Dockerfile.isar +++ b/Dockerfile.isar @@ -3,7 +3,9 @@ FROM kasproject/kas:latest ENV LC_ALL=en_US.UTF-8 -RUN apt-get update && \ +RUN echo 'deb http://deb.debian.org/debian buster-backports main' > /etc/apt/sources.list.d/buster-backports.list && \ + echo "Package: qemu-user-static\nPin: release n=buster-backports\nPin-Priority: 501\n\nPackage: *\nPin: release n=buster-backports\nPin-Priority: -1" > /etc/apt/preferences.d/qemu-user-static && \ + apt-get update && \ apt-get install -y -f --no-install-recommends \ autoconf automake gdisk libtool bash-completion \ sudo grub2 grub-efi-amd64-bin grub-efi-ia32-bin \ @@ -18,4 +20,4 @@ RUN echo "builder ALL=NOPASSWD: ALL" > /etc/sudoers.d/builder-nopasswd && \ RUN echo "Defaults env_keep += \"ftp_proxy http_proxy https_proxy no_proxy\"" \ > /etc/sudoers.d/env_keep && chmod 660 /etc/sudoers.d/env_keep -RUN sed -i 's|#!/bin/bash|\0\n\ndpkg-reconfigure qemu-user-static 2>\&1 \| grep -v "already enabled in kernel"|' /kas/docker-entrypoint +RUN sed -i 's|#!/bin/bash|\0\n\n/etc/init.d/binfmt-support start|' /kas/docker-entrypoint