From 327e798d1ba80c322f47d0ec1daa7feb0233a1e5 Mon Sep 17 00:00:00 2001 From: Knut Ahlers Date: Fri, 28 Sep 2018 23:51:13 +0200 Subject: [PATCH] Update Dockerfile to multi-stage build Signed-off-by: Knut Ahlers --- Dockerfile | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/Dockerfile b/Dockerfile index 9bbea0c..c348e52 100644 --- a/Dockerfile +++ b/Dockerfile @@ -1,18 +1,25 @@ -FROM golang:alpine +FROM golang:alpine as builder -LABEL maintainer "Knut Ahlers " - -ADD . /go/src/github.com/Luzifer/promcertcheck +COPY . /go/src/github.com/Luzifer/promcertcheck WORKDIR /go/src/github.com/Luzifer/promcertcheck RUN set -ex \ - && apk add --update git ca-certificates \ - && go install -ldflags "-X main.version=$(git describe --tags || git rev-parse --short HEAD || echo dev)" \ - && apk del --purge git + && apk add --update git \ + && go install -ldflags "-X main.version=$(git describe --tags || git rev-parse --short HEAD || echo dev)" + +FROM alpine:latest + +LABEL maintainer "Knut Ahlers " + +RUN set -ex \ + && apk --no-cache add ca-certificates + +COPY --from=builder /go/bin/promcertcheck /usr/local/bin/promcertcheck EXPOSE 3000 - VOLUME ["/data/certs"] -ENTRYPOINT ["/go/bin/promcertcheck"] +ENTRYPOINT ["/usr/local/bin/promcertcheck"] CMD ["--probe=https://www.google.com/", "--probe=https://www.facebook.com/"] + +# vim: set ft=Dockerfile: