FROM ubuntu:14.04 ENV GOLANG_VERSION 1.4rc1 ENV GOPATH /var/cache/drone ENV GOROOT /usr/local/go ENV PATH $PATH:$GOROOT/bin:$GOPATH/bin ENV LANG C ENV LC_ALL C RUN apt-get update && apt-get install -y \ wget ca-certificates git mercurial bzr \ --no-install-recommends \ && rm -rf /var/lib/apt/lists/* RUN wget https://golang.org/dl/go$GOLANG_VERSION.linux-amd64.tar.gz --quiet && \ tar -C /usr/local -xzf go$GOLANG_VERSION.linux-amd64.tar.gz && \ rm go${GOLANG_VERSION}.linux-amd64.tar.gz RUN go install github.com/axw/gocov/gocov@latest github.com/mattn/goveralls@latest github.com/golang/lint/golint@latest