# Template for Dockerfile, used in build.docker script.
# Based on https://github.com/docker-library/golang/blob/7e3d99a803/1.13/buster/Dockerfile
FROM buildpack-deps:buster-scm

# gcc for cgo
RUN apt-get update && apt-get install -y --no-install-recommends \
		g++ \
		gcc \
		libc6-dev \
		make \
		pkg-config \
	&& rm -rf /var/lib/apt/lists/*

ENV GOLANG_VERSION VVV

RUN set -eux; \
	\
	url="UUU"; \
	wget -O go.tgz "$url"; \
	echo "SSS go.tgz" | sha256sum -c -; \
	tar -C /usr/local -xzf go.tgz; \
	rm go.tgz; \
	\
	export PATH="/usr/local/go/bin:$PATH"; \
	go version

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