Dockerfile_alpine

FROM armhfbuild/alpine:3.3

ARG GOLANG_VERSION
ARG GOLANG_SRC_SHA256
ENV GOLANG_SRC_URL https://golang.org/dl/go$GOLANG_VERSION.src.tar.gz

ENV GOLANG_BOOTSTRAP_VERSION 1.4.3
ENV GOLANG_BOOTSTRAP_URL https://golang.org/dl/go$GOLANG_BOOTSTRAP_VERSION.src.tar.gz
ENV GOLANG_BOOTSTRAP_SHA1 486db10dc571a55c8d795365070f66d343458c48

RUN set -ex \
	&& apk add --no-cache --virtual .build-deps \
		bash \
		ca-certificates \
		gcc \
		libgcc \
		musl-dev \
		openssl \
	\
	&& mkdir -p /usr/local/bootstrap \
	&& wget -q "$GOLANG_BOOTSTRAP_URL" -O golang.tar.gz \
	&& echo "$GOLANG_BOOTSTRAP_SHA1  golang.tar.gz" | sha1sum -c - \
	&& tar -C /usr/local/bootstrap -xzf golang.tar.gz \
	&& rm golang.tar.gz \
	&& cd /usr/local/bootstrap/go/src \
	&& ./make.bash \
	&& export GOROOT_BOOTSTRAP=/usr/local/bootstrap/go \
	\
	&& wget -q "$GOLANG_SRC_URL" -O golang.tar.gz \
	&& echo "$GOLANG_SRC_SHA256  golang.tar.gz" | sha256sum -c - \
	&& tar -C /usr/local -xzf golang.tar.gz \
	&& rm golang.tar.gz \
	&& cd /usr/local/go/src \
	&& ./make.bash \
	\
	&& rm -rf /usr/local/bootstrap /usr/local/go/pkg/bootstrap \
	&& apk del .build-deps

ENV GOPATH /go
ENV PATH $GOPATH/bin:/usr/local/go/bin:$PATH

RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
WORKDIR $GOPATH