43 lines
1.0 KiB
Docker
43 lines
1.0 KiB
Docker
# BUILD:
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# docker build --force-rm=true -t openvpn_exporter .
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# RUN:
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# docker run -it -p 9176:9176 -v /path/to/openvpn_server.status:/etc/openvpn_exporter/server.status openvpn_exporter
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FROM golang as builder
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RUN mkdir /app
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RUN mkdir /go/src/app
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ADD . /go/src/app
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WORKDIR /go/src/app
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# Go dep
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RUN go get -d ./...
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# Build a standalone binary
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RUN set -ex && \
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CGO_ENABLED=0 go build \
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-tags netgo \
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-o /app/openvpn_exporter \
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-v -a \
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-ldflags '-extldflags "-static"' && \
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ls
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# Create the second stage with a basic image.
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# this will drop any previous
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# stages (defined as `FROM <some_image> as <some_name>`)
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# allowing us to start with a fat build image and end up with
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# a very small runtime image.
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FROM busybox
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# add compiled binary
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COPY --from=builder /app/openvpn_exporter /openvpn_exporter
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# add a default file to be processed
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ADD examples/server2.status /etc/openvpn_exporter/server.status
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# run
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EXPOSE 9176
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CMD ["/openvpn_exporter", "-openvpn.status_paths", "/etc/openvpn_exporter/server.status"]
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