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optimize Dockerfile using scratch image

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Joel Schmid 2021-04-03 13:29:39 +02:00
parent 346ad3b990
commit 7fb0ebff20
1 changed files with 11 additions and 8 deletions
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@ -1,13 +1,16 @@
FROM golang:1.16 ############################
# STEP 1 build executable binary
############################
FROM golang:1.16 AS builder
RUN mkdir -p /weather-api RUN mkdir -p /weather-api
WORKDIR /weather-api WORKDIR /weather-api
ADD . /weather-api ADD . /weather-api
RUN env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -ldflags "$(govvv -flags)" -o app
RUN go build ./main.go
# STEP 2 build a small image
############################
FROM scratch
COPY --from=builder /weather-api/app /app
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
EXPOSE 10000 EXPOSE 10000
ENTRYPOINT ["/app"]
CMD ["./main"]