content: # Build patched libvirt for Debian Buster or Bullseye/Sid inside a container
  # cd ..; podman build --build-arg DISTRO=debian --build-arg REL=bullseye -v `pwd`/packages:/root/packages -f debian/libvirt.Dockerfile .
  
  ARG DISTRO=
  ARG REL=
  FROM $DISTRO:$REL
  ARG REL=
  
  WORKDIR /root
  
  RUN if ([ "${DISTRO}" = "debian" ]) && ( [ "${REL}" = "buster" -o "${REL}" = "bullseye" ] ); then \
          echo "deb http://deb.debian.org/debian $REL-backports main" >> /etc/apt/sources.list; \
          echo >> /etc/apt/preferences; \
          echo 'Package: *' >> /etc/apt/preferences; \
          echo "Pin: release a=$REL-backports" >> /etc/apt/preferences; \
          echo 'Pin-Priority: 500' >> /etc/apt/preferences; \
      fi; \
      grep '^deb ' /etc/apt/sources.list | perl -pe 's/^deb/deb-src/' >> /etc/apt/sources.list; \
      echo 'APT::Install-Recommends false;' >> /etc/apt/apt.conf; \
      echo 'APT::Install-Suggests false;' >> /etc/apt/apt.conf
  
  RUN apt-get update; apt-get -y install devscripts
  RUN apt-get -y build-dep libvirt0
  RUN apt-get -y install libglusterfs-dev
  RUN apt-get --download-only source libvirt
  
  ADD patches/libvirt-5.0-vitastor.diff patches/libvirt-7.0-vitastor.diff patches/libvirt-7.5-vitastor.diff patches/libvirt-7.6-vitastor.diff patches/libvirt-8.0-vitastor.diff /root
  RUN set -e; \
      mkdir -p /root/packages/libvirt-$REL; \
      rm -rf /root/packages/libvirt-$REL/*; \
      cd /root/packages/libvirt-$REL; \
      dpkg-source -x /root/libvirt*.dsc; \
      D=$(ls -d libvirt-*/); \
      V=$(ls -d libvirt-*/ | perl -pe 's/libvirt-(\d+\.\d+).*/$1/'); \
      cp /root/libvirt-$V-vitastor.diff $D/debian/patches; \
      echo libvirt-$V-vitastor.diff >> $D/debian/patches/series; \
      cd $D; \
      V=$(head -n1 debian/changelog | perl -pe 's/^.*\((.*?)(~bpo[\d\+]*)?(\+deb[u\d]+)?\).*$/$1/')+vitastor2; \
      DEBEMAIL="Vitaliy Filippov <vitalif@yourcmc.ru>" dch -D $REL -v $V 'Add Vitastor support'; \
      DEB_BUILD_OPTIONS=nocheck dpkg-buildpackage --jobs=auto -sa; \
      rm -rf /root/packages/libvirt-$REL/$D
  