30 lines
981 B
Docker
30 lines
981 B
Docker
FROM alpine:3.15.5
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ARG UNBOUND_VERSION=1.19.0
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# Install dependencies and build unbound, clean up after
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RUN apk --update add --no-cache alpine-sdk bison dns-root-hints expat-dev flex git openssl-dev && \
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# Clone tag and build unbound source (https://github.com/NLnetLabs/unbound)
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git clone --depth 1 --branch "release-${UNBOUND_VERSION}" https://github.com/NLnetLabs/unbound.git /tmp/unbound && \
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cd /tmp/unbound && \
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./configure && \
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make && \
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make install && \
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# Clean up build dependencies
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make clean && \
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cd /srv && \
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rm -rf /tmp/* && \
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apk del alpine-sdk bison expat-dev flex git openssl-dev
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# Prepare image
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COPY entrypoint.sh /srv/
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COPY healthcheck.sh /srv/
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# Prepare unbound
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RUN addgroup -S unbound && adduser -S -G unbound unbound
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RUN mkdir -p /srv/unbound/conf
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COPY unbound.conf /srv/unbound/unbound.conf
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HEALTHCHECK --interval=10s --timeout=1s --retries=1 CMD sh /srv/healthcheck.sh
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ENTRYPOINT ["sh", "/srv/entrypoint.sh"]
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