golang-upx
Golang builder image with UPX included
UPX strip will strip your golang binaries pretty effectively, reducing you final container size.
See Docker Hub for final images.
Usage
FROM devopsworks/golang-upx:1.22 as builder
WORKDIR /src
COPY go.mod .
COPY go.sum .
RUN go mod download
RUN GOOS=linux \
GOARCH=amd64 \
go build \
...
-o /go/bin/somebinary && \
strip /go/bin/somebinary && \
/usr/local/bin/upx -9 /go/bin/somebinary
FROM gcr.io/distroless/base:3c29f81d9601750a95140e4297a06765c41ad10e
COPY --from=builder /go/bin/somebinary /app/somebinary
CMD ["/app/somebinary"]