FROM arm64v8/golang:1.8.1-alpine

# Based on Tom Denham <tom@projectcalico.org> work
# https://github.com/projectcalico/go-build
MAINTAINER Song Zhu <song.zhu@linaro.org>

# Install su-exec for use in the entrypoint.sh (so processes run as the right user)
# Install bash for the entry script (and because it's generally useful)
# Install curl to download glide
# Install git for fetching Go dependencies
# Install ssh for fetching Go dependencies
# Install mercurial for fetching go dependencies
# Install wget for fetching glibc
# Install make for building things
# Install util-linux for column command (used for output formatting).
RUN apk add --no-cache su-exec \
  bash \
  curl \
  git \
  make \
  mercurial \
  openssh \
  util-linux \
  wget

# Disable ssh host key checking
RUN echo 'Host *' >> /etc/ssh/ssh_config \
  && echo '    StrictHostKeyChecking no' >> /etc/ssh/ssh_config

# Install glibc
RUN wget -q -O /etc/apk/keys/sgerrand.rsa.pub https://raw.githubusercontent.com/sgerrand/alpine-pkg-glibc/master/sgerrand.rsa.pub \
  && wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.23-r3/glibc-2.23-r3.apk \
  && apk add glibc-2.23-r3.apk

# Disable cgo so that binaries we build will be fully static
ENV CGO_ENABLED=0

# Apply patches to Go runtime and recompile
# See https://github.com/golang/go/issues/5838 for defails of vfork patch

# Recompile the standard library with cgo disabled.
# This prevents the standard library from being marked stale,
# causing full rebuilds every time.
RUN go install -v std

# Install glide
RUN go get github.com/Masterminds/glide
ENV GLIDE_HOME /home/user/.glide

# Install ginkgo CLI tool for running tests
RUN go get github.com/onsi/ginkgo/ginkgo

# Install linting tools
RUN go get -u gopkg.in/alecthomas/gometalinter.v1 \
  && ln -s $(which gometalinter.v1) /usr/local/bin/gometalinter \
  && gometalinter --install

# Install license checking tool
RUN go get github.com/pmezard/licenses

# Install tool to merge coverage reports
RUN go get github.com/wadey/gocovmerge

# Install patched version of goveralls (upstream is bugged if not used from Travis)
RUN wget https://github.com/fasaxc/goveralls/releases/download/v0.0.1-smc/goveralls \
  && chmod +x goveralls \
  && mv goveralls /usr/bin/

# Ensure that everything under the GOPATH is writable by everyone
RUN chmod -R 777 $GOPATH

COPY entrypoint.sh /usr/local/bin/entrypoint.sh

ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]