ARG REPO=library # Build mole for all arch FROM golang:1.12-alpine AS builder RUN apk add --no-cache git~=2.24 curl~=7.67 tar~=1.32 RUN mkdir /app ENV MOLE_VERSION=0.4.0 RUN curl -L "https://github.com/davrodpin/mole/archive/v${MOLE_VERSION}.tar.gz" | tar zx -C /app WORKDIR /app/mole-${MOLE_VERSION} # Download dependencies so they can be cached RUN go mod download # Build static ARG GOARCH=amd64 ENV CGO_ENABLED=0 GOOS=linux RUN go build -a -ldflags "-X main.version=${MOLE_VERSION}-dockamole" -installsuffix nocgo -o /bin/mole github.com/davrodpin/mole/cmd/mole # Build client image using target arch FROM multiarch/qemu-user-static:4.1.0-1 as qemu-user-static FROM ${REPO}/alpine:3.9 # Make multiarch capable COPY --from=qemu-user-static /usr/bin/qemu-* /usr/bin/ # Copy mole from builder COPY --from=builder /bin/mole /usr/bin/mole RUN apk --no-cache add bash=4.4.19-r1 openssh-client=7.9_p1-r6 RUN mkdir /mole RUN adduser -S -h /mole mole USER mole RUN mkdir -p /mole/.ssh RUN touch /mole/.ssh/config # Make a volume to persist keys VOLUME /mole/.ssh # Generate known hosts on first connect ENV GEN_KNOWN_HOSTS=1 COPY ./start.sh ./ CMD ./start.sh