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Minify and secure docker image #4

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24 changes: 13 additions & 11 deletions Dockerfile
Original file line number Diff line number Diff line change
@@ -1,11 +1,13 @@
FROM golang:1.19-alpine

RUN mkdir /app

ADD . /app

WORKDIR /app

RUN go build -o main cmd/main.go

CMD ["/app/main"]
FROM golang:1.19-alpine as builder
WORKDIR /
COPY go.mod .
RUN go mod download
COPY . .
RUN mkdir exec
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o exec/main cmd/main.go

FROM gcr.io/distroless/static:nonroot
WORKDIR /
COPY --from=builder /exec /app
USER 65532:65532
ENTRYPOINT ["/app/main"]