FROM golang:1.9.0 AS builder
WORKDIR /go/src/github.com/prometheus/client_golang
COPY . .
WORKDIR /go/src/github.com/prometheus/client_golang/prometheus
RUN go get -d
WORKDIR /go/src/github.com/prometheus/client_golang/examples/simple
RUN CGO_ENABLED=0 GOOS=linux go build -a -tags netgo -ldflags '-w'
# Final image.
FROM scratch
LABEL maintainer "The Prometheus Authors <prometheus-developers@googlegroups.com>"
COPY --from=builder /go/src/github.com/prometheus/client_golang/examples/simple .
EXPOSE 8080
ENTRYPOINT ["/simple"]
参考
Building Minimal Docker Containers for Go Applications
总结
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