From d80e32424174fedf3f28423d5092bc28d35d883f Mon Sep 17 00:00:00 2001 From: guessi Date: Sun, 10 May 2020 16:21:45 +0800 Subject: [PATCH] Optimized container image size REPOSITORY TAG SIZE guessi/ssl-certs-checker dev 12.5MB (31% reduced) guessi/ssl-certs-checker latest 17.9MB --- Dockerfile | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/Dockerfile b/Dockerfile index 1929cee..7ec867b 100644 --- a/Dockerfile +++ b/Dockerfile @@ -1,10 +1,13 @@ FROM golang:1.14-alpine3.11 AS builder -RUN apk add --no-cache git +LABEL maintainer="guessi " +RUN apk add --no-cache git ca-certificates WORKDIR ${GOPATH}/src/github.com/guessi/ssl-certs-checker COPY . . -RUN go build -o /go/bin/ssl-certs-checker +RUN GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build -o /go/bin/ssl-certs-checker -FROM alpine:3.11 +FROM scratch +LABEL maintainer="guessi " +COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ COPY --from=builder /go/bin/ssl-certs-checker /opt/ WORKDIR /opt/ ENTRYPOINT ["/opt/ssl-certs-checker"]