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Dockerfile
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#
# NOTE: THIS DOCKERFILE IS GENERATED VIA "apply-templates.sh"
#
# PLEASE DO NOT EDIT IT DIRECTLY.
#
FROM buildpack-deps:bullseye-scm
# install cgo-related dependencies
RUN set -eux; \
apt-get update; \
apt-get install -y --no-install-recommends \
g++ \
gcc \
libc6-dev \
make \
pkg-config \
; \
rm -rf /var/lib/apt/lists/*
ENV PATH /usr/local/go/bin:$PATH
ENV GOLANG_VERSION 1.20.5
RUN set -eux; \
arch="$(dpkg --print-architecture)"; arch="${arch##*-}"; \
url=; \
case "$arch" in \
'amd64') \
url='https://dl.google.com/go/go1.20.5.linux-amd64.tar.gz'; \
sha256='d7ec48cde0d3d2be2c69203bc3e0a44de8660b9c09a6e85c4732a3f7dc442612'; \
;; \
'armel') \
export GOARCH='arm' GOARM='5' GOOS='linux'; \
;; \
'armhf') \
url='https://dl.google.com/go/go1.20.5.linux-armv6l.tar.gz'; \
sha256='79d8210efd4390569912274a98dffc16eb85993cccdeef4d704e9b0dfd50743a'; \
;; \
'arm64') \
url='https://dl.google.com/go/go1.20.5.linux-arm64.tar.gz'; \
sha256='aa2fab0a7da20213ff975fa7876a66d47b48351558d98851b87d1cfef4360d09'; \
;; \
'i386') \
url='https://dl.google.com/go/go1.20.5.linux-386.tar.gz'; \
sha256='d394ac8fecf66812c78ffba7fb9a265bb1b9917564c7fd77f0edb0df6d5777a1'; \
;; \
'mips64el') \
export GOARCH='mips64le' GOOS='linux'; \
;; \
'ppc64el') \
url='https://dl.google.com/go/go1.20.5.linux-ppc64le.tar.gz'; \
sha256='049b8ab07d34077b90c0642138e10207f6db14bdd1743ea994a21e228f8ca53d'; \
;; \
's390x') \
url='https://dl.google.com/go/go1.20.5.linux-s390x.tar.gz'; \
sha256='bac14667f1217ccce1d2ef4e204687fe6191e6dc19a8870cfb81a41f78b04e48'; \
;; \
*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
esac; \
build=; \
if [ -z "$url" ]; then \
# https://github.com/golang/go/issues/38536#issuecomment-616897960
build=1; \
url='https://dl.google.com/go/go1.20.5.src.tar.gz'; \
sha256='9a15c133ba2cfafe79652f4815b62e7cfc267f68df1b9454c6ab2a3ca8b96a88'; \
echo >&2; \
echo >&2 "warning: current architecture ($arch) does not have a compatible Go binary release; will be building from source"; \
echo >&2; \
fi; \
\
wget -O go.tgz.asc "$url.asc"; \
wget -O go.tgz "$url" --progress=dot:giga; \
echo "$sha256 *go.tgz" | sha256sum -c -; \
\
# https://github.com/golang/go/issues/14739#issuecomment-324767697
GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
# https://www.google.com/linuxrepositories/
gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 'EB4C 1BFD 4F04 2F6D DDCC EC91 7721 F63B D38B 4796'; \
# let's also fetch the specific subkey of that key explicitly that we expect "go.tgz.asc" to be signed by, just to make sure we definitely have it
gpg --batch --keyserver keyserver.ubuntu.com --recv-keys '2F52 8D36 D67B 69ED F998 D857 78BD 6547 3CB3 BD13'; \
gpg --batch --verify go.tgz.asc go.tgz; \
gpgconf --kill all; \
rm -rf "$GNUPGHOME" go.tgz.asc; \
\
tar -C /usr/local -xzf go.tgz; \
rm go.tgz; \
\
if [ -n "$build" ]; then \
savedAptMark="$(apt-mark showmanual)"; \
# add backports for newer go version for bootstrap build: https://github.com/golang/go/issues/44505
( \
. /etc/os-release; \
echo "deb https://deb.debian.org/debian $VERSION_CODENAME-backports main" > /etc/apt/sources.list.d/backports.list; \
\
apt-get update; \
apt-get install -y --no-install-recommends -t "$VERSION_CODENAME-backports" golang-go; \
); \
\
export GOCACHE='/tmp/gocache'; \
\
( \
cd /usr/local/go/src; \
# set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
./make.bash; \
); \
\
apt-mark auto '.*' > /dev/null; \
apt-mark manual $savedAptMark > /dev/null; \
apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false; \
rm -rf /var/lib/apt/lists/*; \
\
# remove a few intermediate / bootstrapping files the official binary release tarballs do not contain
rm -rf \
/usr/local/go/pkg/*/cmd \
/usr/local/go/pkg/bootstrap \
/usr/local/go/pkg/obj \
/usr/local/go/pkg/tool/*/api \
/usr/local/go/pkg/tool/*/go_bootstrap \
/usr/local/go/src/cmd/dist/dist \
"$GOCACHE" \
; \
fi; \
\
go version
ENV GOPATH /go
ENV PATH $GOPATH/bin:$PATH
RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 1777 "$GOPATH"
WORKDIR $GOPATH