Dockerfile.distroless

# argument for Go version
ARG GO_VERSION=1.15.6

# STAGE 1: building the executable
FROM golang:${GO_VERSION}-alpine AS build

# git required for go mod
RUN apk add --no-cache git

# Working directory will be created if it does not exist
WORKDIR /src

# We use go modules; copy go.mod and go.sum
COPY ./go.mod ./go.sum ./
RUN go mod download

# Import code
COPY ./ ./

# Run tests
RUN CGO_ENABLED=0 go test -timeout 30s -v github.com/gbaeke/go-template/pkg/api

# Build the executable
RUN CGO_ENABLED=0 go build \
	-installsuffix 'static' \
	-o /app ./cmd/app

# STAGE 2: build the container to run
FROM gcr.io/distroless/static AS final

# add maintainer label
LABEL maintainer="gbaeke"

# copy compiled app
COPY --from=build /app /app

# run binary
ENTRYPOINT ["/app"]