Dockerfile-dnsdist

   1 # our chosen base image
   2 FROM debian:11-slim AS builder
   3
   4 ENV NO_LUA_JIT="s390x arm64"
   5
   6 # TODO: make sure /source looks roughly the same from git or tar
   7
   8 # Reusable layer for base update
   9 RUN apt-get update && apt-get -y dist-upgrade && apt-get clean
  10
  11 # devscripts gives us mk-build-deps (and a lot of other stuff)
  12 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y  --no-install-recommends devscripts equivs git && apt-get clean
  13
  14 COPY builder-support /source/builder-support
  15
  16 # TODO: control file is not in tarballs at all right now
  17 RUN mk-build-deps -i -t 'apt-get -y -o Debug::pkgProblemResolver=yes --no-install-recommends' /source/builder-support/debian/dnsdist/debian-buster/control && \
  18     apt-get clean
  19
  20 COPY pdns /source/pdns
  21 COPY build-aux /source/build-aux
  22 COPY m4 /source/m4
  23 COPY ext /source/ext
  24 COPY builder/helpers/set-configure-ac-version.sh /usr/local/bin
  25 COPY .git /source/.git
  26
  27 # build and install (TODO: before we hit this line, rearrange /source structure if we are coming from a tarball)
  28 WORKDIR /source/pdns/dnsdistdist
  29
  30 ARG MAKEFLAGS=
  31 ENV MAKEFLAGS ${MAKEFLAGS:--j2}
  32
  33 ARG DOCKER_FAKE_RELEASE=NO
  34 ENV DOCKER_FAKE_RELEASE ${DOCKER_FAKE_RELEASE}
  35
  36 RUN touch dnsdist.1 # avoid having to install pandoc and venv
  37
  38 RUN if [ "${DOCKER_FAKE_RELEASE}" = "YES" ]; then \
  39       BUILDER_VERSION="$(IS_RELEASE=YES BUILDER_MODULES=dnsdist ./builder-support/gen-version | sed 's/\([0-9]\+\.[0-9]\+\.[0-9]\+\(\(alpha|beta|rc\)\d\+\)\)?.*/\1/')" set-configure-ac-version.sh;\
  40     fi && \
  41     BUILDER_MODULES=dnsdist autoreconf -vfi
  42
  43
  44 RUN mkdir /libh2o && cd /libh2o && \
  45       apt-get update && apt-get install -y cmake curl libssl-dev zlib1g-dev && \
  46       curl -f -L https://github.com/PowerDNS/h2o/archive/refs/tags/v2.2.6+pdns2.tar.gz | tar xz && \
  47       CFLAGS='-fPIC' cmake -DWITH_PICOTLS=off -DWITH_BUNDLED_SSL=off -DWITH_MRUBY=off -DCMAKE_INSTALL_PREFIX=/opt ./h2o-2.2.6-pdns2 && \
  48       make install
  49
  50 RUN mkdir /quiche && cd /quiche && \
  51     apt-get install -y libclang-dev && \
  52     apt-get clean && \
  53     /source/builder-support/helpers/install_rust.sh && \
  54     /source/builder-support/helpers/install_quiche.sh
  55
  56 RUN mkdir /build && \
  57     LUAVER=$([ -z "${NO_LUA_JIT##*$(dpkg --print-architecture)*}" ] && echo 'lua5.3' || echo 'luajit') && \
  58     ./configure \
  59       --with-lua=${LUAVER} \
  60       LDFLAGS=-rdynamic \
  61       --sysconfdir=/etc/dnsdist \
  62       --enable-option-checking=fatal \
  63       --enable-dnscrypt \
  64       --enable-dns-over-tls \
  65       --enable-dns-over-https \
  66       --with-re2 \
  67       --with-h2o \
  68       --enable-dns-over-quic \
  69       --enable-dns-over-http3 \
  70       --with-quiche \
  71       PKG_CONFIG_PATH=/opt/lib/pkgconfig && \
  72     make clean && \
  73     make $MAKEFLAGS install DESTDIR=/build && make clean && \
  74     strip /build/usr/local/bin/* &&\
  75     mkdir -p /build/usr/lib/ && \
  76     cp -rf /usr/lib/libdnsdist-quiche.so /build/usr/lib/
  77
  78 RUN cd /tmp && mkdir /build/tmp/ && mkdir debian && \
  79     echo 'Source: docker-deps-for-pdns' > debian/control && \
  80     dpkg-shlibdeps /build/usr/local/bin/dnsdist && \
  81     sed 's/^shlibs:Depends=/Depends: /' debian/substvars >> debian/control && \
  82     equivs-build debian/control && \
  83     dpkg-deb -I equivs-dummy_1.0_all.deb && cp equivs-dummy_1.0_all.deb /build/tmp/
  84
  85 # Runtime
  86
  87 FROM debian:11-slim
  88
  89 # Reusable layer for base update - Should be cached from builder
  90 RUN apt-get update && apt-get -y dist-upgrade && apt-get clean
  91
  92 # - python3 and jinja2 (for startup script)
  93 # - python3-atomicwrites (for backend management)
  94 # - tini (for signal management)
  95 # - ca-certificates (for verifying downstream DoH/DoT certificates)
  96 RUN apt-get install -y python3 python3-jinja2 python3-atomicwrites tini libcap2-bin ca-certificates && apt-get clean
  97
  98 # Output from builder
  99 COPY --from=builder /build /
 100 RUN chmod 1777 /tmp # FIXME: better not use /build/tmp for equivs at all
 101
 102 # Ensure dependencies are present
 103 RUN apt-get install -y /tmp/equivs-dummy_1.0_all.deb && apt-get clean
 104
 105 # Config
 106 RUN mkdir -p /etc/dnsdist/conf.d /etc/dnsdist/templates.d
 107 COPY dockerdata/dnsdist.conf /etc/dnsdist/
 108
 109 # Start script
 110 COPY dockerdata/startup.py /usr/local/bin/dnsdist-startup
 111
 112 # Work with pdns user - not root
 113 RUN adduser --system --disabled-password --disabled-login --no-create-home --group pdns --uid 953
 114 RUN chown pdns:pdns /etc/dnsdist/conf.d /etc/dnsdist/templates.d
 115 USER pdns
 116
 117 # Default DNS ports
 118 EXPOSE 53/udp
 119 EXPOSE 53/tcp
 120 # Default console port
 121 EXPOSE 5199/tcp
 122 # Default webserver port
 123 EXPOSE 8083/tcp
 124
 125 WORKDIR /etc/dnsdist
 126
 127 COPY dockerdata/dnsdist-resolver.lua /etc/dnsdist/
 128 COPY dockerdata/dnsdist-resolver.py /usr/local/bin/dnsdist-resolver
 129
 130 ENTRYPOINT ["/usr/bin/tini", "--", "/usr/local/bin/dnsdist-startup"]