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Merge pull request #216 from infosiftr/reproducible-i386 

Fix reproducibility of non-uclibc i386 builds
This commit is contained in:
yosifkit 2025-02-19 13:40:09 -08:00 committed by GitHub
parent 6b090fae99 90794c2551
commit 0900032c5e
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GPG Key ID: B5690EEEBB952194
7 changed files with 40 additions and 1 deletions
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11
Dockerfile-builder.template
View File

@ -15,6 +15,8 @@ RUN set -eux; \
tzdata \
# busybox's tar ironically does not maintain mtime of directories correctly (which we need for SOURCE_DATE_EPOCH / reproducibility)
tar \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev dpkg \
;
{{ ) else ( -}}
FROM debian:bookworm-slim
@ -28,6 +30,8 @@ RUN set -eux; \
gnupg \
make \
patch \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev \
; \
rm -rf /var/lib/apt/lists/*
{{ ) end -}}
@ -340,10 +344,15 @@ RUN set -eux; \
RUN set -eux; \
nproc="$(nproc)"; \
# https://git.busybox.net/busybox/tree/Makefile?h=1_37_stable#n145
{{ if env.variant == "uclibc" then ( -}}
CROSS_COMPILE="$(basename /usr/src/buildroot/output/host/usr/*-buildroot-linux-uclibc*)"; \
export CROSS_COMPILE="$CROSS_COMPILE-"; \
{{ ) else "" end -}}
{{ ) else ( -}}
# we need to override SUBARCH explicitly (via ARCH) to avoid "uname -m" which gives the wrong answer for builds like i386 on an amd64 machine because kernel architecture != userspace architecture
ARCH="$(dpkg-architecture --query DEB_HOST_ARCH_CPU)"; \
export ARCH; \
{{ ) end -}}
make -j "$nproc" busybox; \
./busybox --help; \
mkdir -p rootfs/bin; \

6
latest-1/glibc/Dockerfile.builder generated
View File

@ -15,6 +15,8 @@ RUN set -eux; \
gnupg \
make \
patch \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev \
; \
rm -rf /var/lib/apt/lists/*
@ -110,6 +112,10 @@ RUN set -eux; \
RUN set -eux; \
nproc="$(nproc)"; \
# https://git.busybox.net/busybox/tree/Makefile?h=1_37_stable#n145
# we need to override SUBARCH explicitly (via ARCH) to avoid "uname -m" which gives the wrong answer for builds like i386 on an amd64 machine because kernel architecture != userspace architecture
ARCH="$(dpkg-architecture --query DEB_HOST_ARCH_CPU)"; \
export ARCH; \
make -j "$nproc" busybox; \
./busybox --help; \
mkdir -p rootfs/bin; \

6
latest-1/musl/Dockerfile.builder generated
View File

@ -20,6 +20,8 @@ RUN set -eux; \
tzdata \
# busybox's tar ironically does not maintain mtime of directories correctly (which we need for SOURCE_DATE_EPOCH / reproducibility)
tar \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev dpkg \
;
# pub 1024D/ACC9965B 2006-12-12
@ -120,6 +122,10 @@ RUN set -eux; \
RUN set -eux; \
nproc="$(nproc)"; \
# https://git.busybox.net/busybox/tree/Makefile?h=1_37_stable#n145
# we need to override SUBARCH explicitly (via ARCH) to avoid "uname -m" which gives the wrong answer for builds like i386 on an amd64 machine because kernel architecture != userspace architecture
ARCH="$(dpkg-architecture --query DEB_HOST_ARCH_CPU)"; \
export ARCH; \
make -j "$nproc" busybox; \
./busybox --help; \
mkdir -p rootfs/bin; \

3
latest-1/uclibc/Dockerfile.builder generated
View File

@ -15,6 +15,8 @@ RUN set -eux; \
gnupg \
make \
patch \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev \
; \
rm -rf /var/lib/apt/lists/*
@ -296,6 +298,7 @@ RUN set -eux; \
RUN set -eux; \
nproc="$(nproc)"; \
# https://git.busybox.net/busybox/tree/Makefile?h=1_37_stable#n145
CROSS_COMPILE="$(basename /usr/src/buildroot/output/host/usr/*-buildroot-linux-uclibc*)"; \
export CROSS_COMPILE="$CROSS_COMPILE-"; \
make -j "$nproc" busybox; \

6
latest/glibc/Dockerfile.builder generated
View File

@ -15,6 +15,8 @@ RUN set -eux; \
gnupg \
make \
patch \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev \
; \
rm -rf /var/lib/apt/lists/*
@ -111,6 +113,10 @@ RUN set -eux; \
RUN set -eux; \
nproc="$(nproc)"; \
# https://git.busybox.net/busybox/tree/Makefile?h=1_37_stable#n145
# we need to override SUBARCH explicitly (via ARCH) to avoid "uname -m" which gives the wrong answer for builds like i386 on an amd64 machine because kernel architecture != userspace architecture
ARCH="$(dpkg-architecture --query DEB_HOST_ARCH_CPU)"; \
export ARCH; \
make -j "$nproc" busybox; \
./busybox --help; \
mkdir -p rootfs/bin; \

6
latest/musl/Dockerfile.builder generated
View File

@ -20,6 +20,8 @@ RUN set -eux; \
tzdata \
# busybox's tar ironically does not maintain mtime of directories correctly (which we need for SOURCE_DATE_EPOCH / reproducibility)
tar \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev dpkg \
;
# pub 1024D/ACC9965B 2006-12-12
@ -121,6 +123,10 @@ RUN set -eux; \
RUN set -eux; \
nproc="$(nproc)"; \
# https://git.busybox.net/busybox/tree/Makefile?h=1_37_stable#n145
# we need to override SUBARCH explicitly (via ARCH) to avoid "uname -m" which gives the wrong answer for builds like i386 on an amd64 machine because kernel architecture != userspace architecture
ARCH="$(dpkg-architecture --query DEB_HOST_ARCH_CPU)"; \
export ARCH; \
make -j "$nproc" busybox; \
./busybox --help; \
mkdir -p rootfs/bin; \

3
latest/uclibc/Dockerfile.builder generated
View File

@ -15,6 +15,8 @@ RUN set -eux; \
gnupg \
make \
patch \
# we use dpkg-architecture to pass a sane (userspace) "ARCH" to busybox's Makefile (see below)
dpkg-dev \
; \
rm -rf /var/lib/apt/lists/*
@ -297,6 +299,7 @@ RUN set -eux; \
RUN set -eux; \
nproc="$(nproc)"; \
# https://git.busybox.net/busybox/tree/Makefile?h=1_37_stable#n145
CROSS_COMPILE="$(basename /usr/src/buildroot/output/host/usr/*-buildroot-linux-uclibc*)"; \
export CROSS_COMPILE="$CROSS_COMPILE-"; \
make -j "$nproc" busybox; \