Create Dockerfile

dnsdist/Dockerfile

@@ -0,0 +1,51 @@
+FROM alpine AS builder
+
+ARG DNSDIST_VERSION
+
+RUN apk --update upgrade && \
+    apk add ca-certificates curl jq && \
+    apk add --virtual .build-depends \
+      file gnupg g++ make \
+      boost-dev openssl-dev libsodium-dev lua-dev net-snmp-dev protobuf-dev \
+      libedit-dev re2-dev && \
+    [ -n "$DNSDIST_VERSION" ] || { curl -sSL 'https://api.github.com/repos/PowerDNS/pdns/tags?per_page=100&page={1,2}' | jq -rs '[.[][]]|map(select(has("name")))|map(select(.name|contains("dnsdist-")))|map(.version=(.name|ltrimstr("dnsdist-")))|map(select(true != (.version|contains("-"))))|map(.version)|"DNSDIST_VERSION="+.[0]' > /tmp/latest-dnsdist-tag.sh && . /tmp/latest-dnsdist-tag.sh; } && \
+    mkdir -v -m 0700 -p /root/.gnupg && \
+    curl -RL -O 'https://dnsdist.org/_static/dnsdist-keyblock.asc' && \
+    gpg2 --no-options --verbose --keyid-format 0xlong --keyserver-options auto-key-retrieve=true \
+        --import *.asc && \
+    curl -RL -O "https://downloads.powerdns.com/releases/dnsdist-${DNSDIST_VERSION}.tar.bz2{.asc,.sig,}" && \
+    gpg2 --no-options --verbose --keyid-format 0xlong --keyserver-options auto-key-retrieve=true \
+        --verify *.sig && \
+    rm -rf /root/.gnupg *.asc *.sig && \
+    tar -xpf "dnsdist-${DNSDIST_VERSION}.tar.bz2" && \
+    rm -f "dnsdist-${DNSDIST_VERSION}.tar.bz2" && \
+    ( \
+        cd "dnsdist-${DNSDIST_VERSION}" && \
+        ./configure --sysconfdir=/etc/dnsdist --mandir=/usr/share/man \
+            --enable-dnscrypt --enable-dns-over-tls --enable-dns-over-https --with-libsodium --with-re2 --with-net-snmp && \
+        make -j 2 && \
+        make install-strip \
+    ) && \
+    apk del --purge .build-depends && rm -rf /var/cache/apk/*
+
+FROM alpine
+LABEL maintainer="https://keybase.io/tcely"
+
+RUN apk --update upgrade && \
+    apk add ca-certificates curl less man \
+        openssl libsodium lua net-snmp protobuf \
+        libedit re2 && \
+    rm -rf /var/cache/apk/*
+
+ENV PAGER less
+
+RUN addgroup -S dnsdist && \
+    adduser -S -D -G dnsdist dnsdist
+
+COPY --from=builder /usr/local/bin /usr/local/bin/
+COPY --from=builder /usr/share/man/man1 /usr/share/man/man1/
+
+RUN /usr/local/bin/dnsdist --version
+
+ENTRYPOINT ["/usr/local/bin/dnsdist"]
+CMD ["--help"]