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27 lines
654 B
Docker
27 lines
654 B
Docker
FROM golang:alpine as builder
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LABEL maintainer "Jess Frazelle <jess@linux.com>"
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RUN apk --no-cache add \
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ca-certificates \
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gcc \
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git \
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libc-dev
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ENV PATH /go/bin:/usr/local/go/bin:$PATH
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ENV GOPATH /go
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ENV WATCHTOWER_VERSION v0.3.9
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RUN git clone --depth 1 --branch ${WATCHTOWER_VERSION} https://github.com/containrrr/watchtower /go/src/github.com/containrrr/watchtower
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WORKDIR /go/src/github.com/containrrr/watchtower
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RUN GO111MODULE=on go build -o /usr/bin/watchtower
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FROM alpine:latest
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COPY --from=builder /usr/bin/watchtower /usr/bin/watchtower
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COPY --from=builder /etc/ssl/certs/ /etc/ssl/certs
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ENTRYPOINT [ "watchtower" ]
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CMD [ "--help" ]
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