jjangga0214/Dockerfiles.md

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Dockerfiles.md

Dockerfiles

multi stages build with busybox

FROM golang:1.11-alpine AS build
WORKDIR /src/
COPY main.go go.* /src/
RUN CGO_ENABLED=0 go build -o /bin/demo

FROM scratch
COPY --from=build /bin/demo /bin/demo
COPY --from=busybox:1.28 /bin/busybox /bin/busybox
ENTRYPOINT ["/bin/demo"]

kubectl exec -it <pod> /bin/busybox sh

ref: Cloud Native Devops with Kubernetes, p.125