mirror of
https://github.com/Neur0toxine/docker-golang-alpine.git
synced 2024-11-22 13:06:06 +03:00
104 lines
3.3 KiB
Docker
104 lines
3.3 KiB
Docker
FROM alpine:3.13
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ENV PATH /usr/local/go/bin:$PATH
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RUN set -eux; \
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apk add --no-cache ca-certificates jq curl; \
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([ ! -e /etc/nsswitch.conf ] && echo 'hosts: files dns' > /etc/nsswitch.conf); \
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apk add --no-cache --virtual .fetch-deps gnupg; \
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arch="$(apk --print-arch)"; \
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export GOVERSION="$(curl -fsSL 'https://go.dev/dl/?mode=json&include=1.18' | jq -r '.[0].version')"; \
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case "$arch" in \
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'x86_64') \
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export GOAMD64='v1' GOARCH='amd64' GOOS='linux'; \
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;; \
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'armhf') \
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export GOARCH='arm' GOARM='6' GOOS='linux'; \
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;; \
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'armv7') \
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export GOARCH='arm' GOARM='7' GOOS='linux'; \
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;; \
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'aarch64') \
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export GOARCH='arm64' GOOS='linux'; \
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;; \
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'x86') \
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export GO386='softfloat' GOARCH='386' GOOS='linux'; \
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;; \
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'ppc64le') \
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export GOARCH='ppc64le' GOOS='linux'; \
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;; \
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's390x') \
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export GOARCH='s390x' GOOS='linux'; \
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;; \
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*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
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esac; \
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# https://github.com/golang/go/issues/38536#issuecomment-616897960
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url="https://dl.google.com/go/$GOVERSION.src.tar.gz"; \
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sha256='4525aa6b0e3cecb57845f4060a7075aafc9ab752bb7b6b4cf8a212d43078e1e4'; \
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# the precompiled binaries published by Go upstream are not compatible with Alpine, so we always build from source here 😅
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\
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wget -O go.tgz.asc "$url.asc"; \
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wget -O go.tgz "$url"; \
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echo "$sha256 *go.tgz" | sha256sum -c -; \
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\
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# https://github.com/golang/go/issues/14739#issuecomment-324767697
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GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
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# https://www.google.com/linuxrepositories/
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gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 'EB4C 1BFD 4F04 2F6D DDCC EC91 7721 F63B D38B 4796'; \
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# 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
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gpg --batch --keyserver keyserver.ubuntu.com --recv-keys '2F52 8D36 D67B 69ED F998 D857 78BD 6547 3CB3 BD13'; \
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gpg --batch --verify go.tgz.asc go.tgz; \
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gpgconf --kill all; \
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rm -rf "$GNUPGHOME" go.tgz.asc; \
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\
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tar -C /usr/local -xzf go.tgz; \
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rm go.tgz; \
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\
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apk add --no-cache --virtual .build-deps \
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bash \
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gcc \
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go \
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musl-dev \
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; \
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\
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export GOCACHE='/tmp/gocache'; \
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\
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( \
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cd /usr/local/go/src; \
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# set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
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export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
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./make.bash; \
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); \
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\
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apk del --no-network .build-deps; \
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\
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# remove a few intermediate / bootstrapping files the official binary release tarballs do not contain
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rm -rf \
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/usr/local/go/pkg/*/cmd \
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/usr/local/go/pkg/bootstrap \
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/usr/local/go/pkg/obj \
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/usr/local/go/pkg/tool/*/api \
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/usr/local/go/pkg/tool/*/go_bootstrap \
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/usr/local/go/src/cmd/dist/dist \
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"$GOCACHE" \
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; \
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\
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apk del --no-network .fetch-deps; \
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\
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go version
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ENV GOPATH /go
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ENV PATH $GOPATH/bin:$PATH
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RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
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WORKDIR $GOPATH
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RUN set -eux; \
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apk add --no-cache bash make git gcc libc-dev dumb-init && \
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go install github.com/go-delve/delve/cmd/dlv@latest && \
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go install github.com/cosmtrek/air@latest && \
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go install github.com/jstemmer/go-junit-report@latest && \
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go install github.com/axw/gocov/gocov@latest && \
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chmod -R 777 "$GOPATH"
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WORKDIR /
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ENTRYPOINT ["/usr/bin/dumb-init", "--"]
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