name: kata-containers
website: https://github.com/kata-containers/kata-containers
summary: Build lightweight VMs that seamlessly plug into the containers ecosystem
description: |
  Kata Containers is an open source project and community working to build a
  standard implementation of lightweight Virtual Machines (VMs) that feel and
  perform like containers, but provide the workload isolation and security
  advantages of VMs
confinement: classic
adopt-info: metadata
base: core20

parts:
  metadata:
    plugin: nil
    prime:
      - -*
    build-packages:
      - git
      - git-extras
    override-pull: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      version="9999"

      if echo "${GITHUB_REF:-}" | grep -q -E "^refs/tags"; then
        version=$(echo ${GITHUB_REF:-} | cut -d/ -f3)
        git checkout ${version}
      fi

      snapcraftctl set-grade "stable"
      snapcraftctl set-version "${version}"

      mkdir -p $(dirname ${kata_dir})
      ln -sf $(realpath "${SNAPCRAFT_STAGE}/..") ${kata_dir}

  docker:
    after: [metadata]
    plugin: nil
    prime:
      - -*
    build-packages:
      - ca-certificates
      - containerd
      - curl
      - gnupg
      - lsb-release
      - runc
    override-build: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      curl -fsSL https://download.docker.com/linux/ubuntu/gpg |\
          sudo gpg --batch --yes --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
      distro_codename=$(lsb_release -cs)
      echo "deb [arch=${dpkg_arch} signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu ${distro_codename} stable" |\
          sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
      sudo apt-get -y update
      sudo apt-get -y install docker-ce docker-ce-cli containerd.io

      echo "Unmasking docker service"
      sudo -E systemctl unmask docker.service || true
      sudo -E systemctl unmask docker.socket || true
      echo "Adding $USER into docker group"
      sudo -E gpasswd -a $USER docker
      echo "Starting docker"
      # docker may fail to start using "fd://" in docker.service
      sudo sed -i 's/fd:\/\//unix:\/\//g' /lib/systemd/system/docker.service
      sudo systemctl daemon-reload
      sudo -E systemctl start docker || true

  image:
    after: [docker]
    plugin: nil
    override-build: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      cd "${SNAPCRAFT_PROJECT_DIR}"
      sudo -E NO_TTY=true make rootfs-image-tarball

      tarfile="${SNAPCRAFT_PROJECT_DIR}/tools/packaging/kata-deploy/local-build/build/kata-static-rootfs-image.tar.xz"

      tar -xvJpf "${tarfile}" -C "${SNAPCRAFT_PART_INSTALL}"


      sudo -E NO_TTY=true make rootfs-initrd-tarball

      tarfile="${SNAPCRAFT_PROJECT_DIR}/tools/packaging/kata-deploy/local-build/build/kata-static-rootfs-initrd.tar.xz"

      tar -xvJpf "${tarfile}" -C "${SNAPCRAFT_PART_INSTALL}"


  runtime:
    after: [docker]
    plugin: nil
    override-build: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      cd "${SNAPCRAFT_PROJECT_DIR}"
      sudo -E NO_TTY=true make shim-v2-tarball

      tarfile="${SNAPCRAFT_PROJECT_DIR}/tools/packaging/kata-deploy/local-build/build/kata-static-shim-v2.tar.xz"

      tar -xvJpf "${tarfile}" -C "${SNAPCRAFT_PART_INSTALL}"

      mkdir -p "${SNAPCRAFT_PART_INSTALL}/usr/bin"
      ln -sf "${SNAPCRAFT_PART_INSTALL}/opt/kata/bin/containerd-shim-kata-v2" "${SNAPCRAFT_PART_INSTALL}/usr/bin/containerd-shim-kata-v2"
      ln -sf "${SNAPCRAFT_PART_INSTALL}/opt/kata/bin/kata-runtime" "${SNAPCRAFT_PART_INSTALL}/usr/bin/kata-runtime"
      ln -sf "${SNAPCRAFT_PART_INSTALL}/opt/kata/bin/kata-collect-data.sh" "${SNAPCRAFT_PART_INSTALL}/usr/bin/kata-collect-data.sh"

  kernel:
    after: [docker]
    plugin: nil
    override-build: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      cd "${SNAPCRAFT_PROJECT_DIR}"
      sudo -E NO_TTY=true make kernel-tarball

      tarfile="${SNAPCRAFT_PROJECT_DIR}/tools/packaging/kata-deploy/local-build/build/kata-static-kernel.tar.xz"

      tar -xvJpf "${tarfile}" -C "${SNAPCRAFT_PART_INSTALL}"

  qemu:
    plugin: make
    after: [docker]
    override-build: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      cd "${SNAPCRAFT_PROJECT_DIR}"
      sudo -E NO_TTY=true make qemu-tarball

      tarfile="${SNAPCRAFT_PROJECT_DIR}/tools/packaging/kata-deploy/local-build/build/kata-static-qemu.tar.xz"

      tar -xvJpf "${tarfile}" -C "${SNAPCRAFT_PART_INSTALL}"

  virtiofsd:
    plugin: nil
    after: [docker]
    override-build: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      cd "${SNAPCRAFT_PROJECT_DIR}"
      sudo -E NO_TTY=true make virtiofsd-tarball

      tarfile="${SNAPCRAFT_PROJECT_DIR}/tools/packaging/kata-deploy/local-build/build/kata-static-virtiofsd.tar.xz"

      tar -xvJpf "${tarfile}" -C "${SNAPCRAFT_PART_INSTALL}"

  cloud-hypervisor:
    plugin: nil
    after: [docker]
    override-build: |
      source "${SNAPCRAFT_PROJECT_DIR}/snap/local/snap-common.sh"

      if [ "${arch}" == "aarch64" ] || [ "${arch}" == "x86_64" ]; then
          cd "${SNAPCRAFT_PROJECT_DIR}"
          sudo -E NO_TTY=true make cloud-hypervisor-tarball

          tarfile="${SNAPCRAFT_PROJECT_DIR}/tools/packaging/kata-deploy/local-build/build/kata-static-cloud-hypervisor.tar.xz"

          tar -xvJpf "${tarfile}" -C "${SNAPCRAFT_PART_INSTALL}"
      fi

apps:
  runtime:
    command: usr/bin/kata-runtime
  shim:
    command: usr/bin/containerd-shim-kata-v2
  collect-data:
    command: usr/bin/kata-collect-data.sh