FROM golang:1.15-alpine3.12 as build

WORKDIR /go/src/app

COPY . .

RUN apk add --no-cache openssh git

ARG SSH_KEY
ENV SSH_KEY=${SSH_KEY}
ARG CI_JOB_TOKEN
ENV CI_JOB_TOKEN=${CI_JOB_TOKEN}

RUN test -n "$SSH_KEY" && \
    { mkdir /root/.ssh && ssh-keyscan gitlab.com >> /root/.ssh/known_hosts && printf "$SSH_KEY" | base64 -d > /root/.ssh/id_rsa && chmod 600 /root/.ssh/id_rsa && git config --global url."git@gitlab.com:".insteadOf "https://gitlab.com/"; } || true

RUN test -n "$CI_JOB_TOKEN" && \
    { printf "machine gitlab.com\nlogin gitlab-ci-token\npassword ${CI_JOB_TOKEN}" > ~/.netrc; } || true

RUN go build -o deploymentagent && \
    rm -f /root/.ssh/id_rsa

FROM alpine:3.12

COPY --from=build /go/src/app/deploymentagent /usr/local/bin/deploymentagent

ENTRYPOINT ["/usr/local/bin/deploymentagent"]