Dockerfile

#-------------------------------------------
# STEP 1 : build executable binary
#-------------------------------------------
FROM golang:1.15.3-alpine3.12 as builder

# gcc
RUN apk add --no-cache build-base

ADD . /usr/src/app

WORKDIR /usr/src/app

RUN GOOS=linux CGO_ENABLED=0 go build -ldflags '-w -extldflags "-static"' -tags cb-ladybug -o cb-ladybug -v src/main.go

#-------------------------------------------
# STEP 2 : build a image
#-------------------------------------------
FROM scratch

COPY --from=builder /usr/src/app/conf/* /app/conf/
COPY --from=builder /usr/src/app/cb-ladybug /app/
COPY --from=builder /usr/src/app/src/scripts/* /app/src/scripts/

ENV CBLOG_ROOT "/app"
ENV CBSTORE_ROOT "/app"
ENV APP_ROOT "/app"

ENTRYPOINT [ "/app/cb-ladybug" ]

EXPOSE 8080