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Update Dockerfile to a multi-stage build
- Hugo container is based on SCRATCH to further reduce the footprint and the vulnerability surface - Update Alpine image to 3.7 in the build container - Update Go Lang to 1.10 in the build container - Add .dockerignore file per the Docker best practices Closes #4154, #4155, #4157
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*.md | ||
*.log | ||
*.txt | ||
.git | ||
.github | ||
.circleci | ||
docs | ||
examples |
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FROM golang:1.9.0-alpine3.6 AS build | ||
# GitHub: https://github.com/gohugoio | ||
# Twitter: https://twitter.com/gohugoio | ||
# Website: https://gohugo.io/ | ||
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RUN apk add --no-cache --virtual git musl-dev | ||
RUN go get github.com/golang/dep/cmd/dep | ||
FROM golang:1.10.0-alpine3.7 AS build | ||
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ENV CGO_ENABLED=0 | ||
ENV GOOS=linux | ||
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WORKDIR /go/src/github.com/gohugoio/hugo | ||
ADD . /go/src/github.com/gohugoio/hugo/ | ||
RUN dep ensure | ||
RUN go install -ldflags '-s -w' | ||
RUN apk add --no-cache \ | ||
git \ | ||
musl-dev && \ | ||
go get github.com/golang/dep/cmd/dep | ||
COPY . /go/src/github.com/gohugoio/hugo/ | ||
RUN dep ensure -vendor-only && \ | ||
go install -ldflags '-s -w' | ||
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# --- | ||
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FROM alpine:3.6 | ||
RUN \ | ||
adduser -h /site -s /sbin/nologin -u 1000 -D hugo && \ | ||
apk add --no-cache \ | ||
dumb-init | ||
COPY --from=build /go/bin/hugo /bin/hugo | ||
USER hugo | ||
FROM scratch | ||
COPY --from=build /go/bin/hugo /hugo | ||
WORKDIR /site | ||
VOLUME /site | ||
EXPOSE 1313 | ||
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ENTRYPOINT ["/usr/bin/dumb-init", "--", "hugo"] | ||
ENTRYPOINT [ "/hugo" ] | ||
CMD [ "--help" ] |