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############################# | ||
# Multi-Stage Build | ||
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FROM golang:stretch as builder | ||
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# Install system deps | ||
# We need this in order to build oniguruma. | ||
# The debian deb packages for onigurma do not install static libs | ||
RUN apt-get update && apt-get -y install build-essential make autoconf libtool | ||
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# Oniguruma: fetch, build, and install static libs | ||
RUN cd /tmp && \ | ||
git clone https://github.com/kkos/oniguruma.git && \ | ||
cd /tmp/oniguruma && \ | ||
autoreconf -vfi && \ | ||
./configure && \ | ||
make && \ | ||
make install | ||
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# grok_exporter: fetch source code | ||
RUN mkdir -p /go/src/github.com/fstab && \ | ||
cd /go/src/github.com/fstab && \ | ||
git clone https://github.com/fstab/grok_exporter.git | ||
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# Fetch Golang Dependencies | ||
RUN cd /go/src/github.com/fstab/grok_exporter && \ | ||
git submodule update --init --recursive && \ | ||
go get | ||
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# Build Statically-Linked Binary | ||
RUN cd /go/src/github.com/fstab/grok_exporter && \ | ||
GOOS=linux GOARCH=amd64 CGO_ENABLED=1 go build \ | ||
-ldflags "-w -extldflags \"-static\" \ | ||
-X github.com/fstab/grok_exporter/exporter.Version=$VERSION \ | ||
-X github.com/fstab/grok_exporter/exporter.BuildDate=$(date +%Y-%m-%d) \ | ||
-X github.com/fstab/grok_exporter/exporter.Branch=$(git rev-parse --abbrev-ref HEAD) \ | ||
-X github.com/fstab/grok_exporter/exporter.Revision=$(git rev-parse --short HEAD) \ | ||
" | ||
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############################# | ||
# Final-Stage Build | ||
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FROM alpine:latest | ||
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WORKDIR /app | ||
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COPY --from=builder /go/src/github.com/fstab/grok_exporter/grok_exporter \ | ||
/app/grok_exporter | ||
COPY --from=builder /go/src/github.com/fstab/grok_exporter/logstash-patterns-core \ | ||
/app/logstash-patterns-core | ||
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EXPOSE 9144 | ||
ENTRYPOINT [ "/app/grok_exporter" ] |