# syntax=docker/dockerfile:1 ARG GO_VERSION=1.18.0 ARG BUILDX_VERSION=0.8.2 FROM docker/buildx-bin:${BUILDX_VERSION} AS buildx FROM golang:${GO_VERSION}-alpine AS golang ENV CGO_ENABLED=0 FROM golang AS gotestsum ARG GOTESTSUM_VERSION=v0.4.0 RUN --mount=type=cache,target=/root/.cache/go-build \ --mount=type=cache,target=/go/pkg/mod \ --mount=type=tmpfs,target=/go/src/ \ GO111MODULE=on go install gotest.tools/gotestsum@${GOTESTSUM_VERSION} FROM golang AS goversioninfo ARG GOVERSIONINFO_VERSION=v1.3.0 RUN --mount=type=cache,target=/root/.cache/go-build \ --mount=type=cache,target=/go/pkg/mod \ --mount=type=tmpfs,target=/go/src/ \ GO111MODULE=on go install github.com/josephspurrier/goversioninfo/cmd/goversioninfo@${GOVERSIONINFO_VERSION} FROM golang AS dev RUN apk add --no-cache \ bash \ build-base \ ca-certificates \ coreutils \ curl \ git \ jq \ nano RUN echo -e "\nYou are now in a development container. Run '\e\033[1mmake help\e\033[0m' to learn about\navailable make targets.\n" > /etc/motd \ && echo -e "cat /etc/motd\nPS1=\"\e[0;32m\u@docker-cli-dev\\$ \e[0m\"" >> /root/.bashrc CMD bash ENV DISABLE_WARN_OUTSIDE_CONTAINER=1 ENV PATH=$PATH:/go/src/github.com/docker/cli/build COPY --from=buildx /buildx /usr/libexec/docker/cli-plugins/docker-buildx COPY --from=gotestsum /go/bin/* /go/bin/ COPY --from=goversioninfo /go/bin/* /go/bin/ WORKDIR /go/src/github.com/docker/cli ENV GO111MODULE=auto COPY . .