---
name: "bitcoin-core-guix-linux-win"
enable_cache: true
sudo: true
distro: "ubuntu"
suites:
- "bionic"
architectures:
- "amd64"
packages:
- "ca-certificates"
- "curl"
- "gnupg"
- "netbase"
- "wget"
remotes:
- "url": "https://github.com/bitcoin/bitcoin.git"
  "dir": "bitcoin"
files: []
script: |
  set -e -o pipefail

  export TZ="UTC"
  export BUILD_DIR="$PWD"
  if test -n "$GBUILD_CACHE_ENABLED"; then
    export SOURCES_PATH=${GBUILD_COMMON_CACHE}
    export BASE_CACHE=${GBUILD_PACKAGE_CACHE}
    mkdir -p "${BASE_CACHE}" "${SOURCES_PATH}"
    GUIX_CACHE="${GBUILD_COMMON_CACHE}/guix"

    GUIX_SCRIPT="${GUIX_CACHE}/guix-install.sh"
    if [[ -f "${GUIX_SCRIPT}" ]]; then
      cp "${GUIX_SCRIPT}" "${BUILD_DIR}"
    fi
    GUIX_TARBALL="${GUIX_CACHE}/guix-install-tarball-x86_64-linux.tar.gz"
    if [[ -f "${GUIX_TARBALL}" ]]; then
      export GUIX_BINARY_FILE_NAME=${GUIX_TARBALL}
    fi
    GUIX_CACHE_TARBALL="${GUIX_CACHE}/cache-guix.tar.gz"
    if [[ -f "${GUIX_CACHE_TARBALL}" ]]; then
      mkdir -p ~/.cache/guix
      tar -xf "${GUIX_CACHE_TARBALL}" -C ~/.cache/guix/
    fi
  fi
  export JOBS=${NUM_PROCS}

  # Install guix with the installer script
  if [[ ! -f "guix-install.sh" ]]; then
    wget -nc -O "guix-install.sh" "https://git.savannah.gnu.org/cgit/guix.git/plain/etc/guix-install.sh?h=version-1.3.0&id=aa34d4d28dfe25ba47d5800d05000fb7221788c0"
  fi
  echo "bcdeaa757cd42d2c9de4791272737e9ee0d518398403955f113611f4a893380a  guix-install.sh" | sha256sum -c -
  # Remove /tmp cleanup from guix-install.sh
  # shellcheck disable=SC2016
  sed 's/rm -r "${tmp_path}"//g' guix-install.sh > our-guix-install.sh
  chmod +x our-guix-install.sh
  # We don't want SIGPIPE from running `yes`, so temporarily remove pipefail
  set +o pipefail
  yes | sudo -E ./our-guix-install.sh
  set -o pipefail
  if [[ -z "${GUIX_BINARY_FILE_NAME}" ]]; then
    cp guix-install.sh "${GUIX_SCRIPT}"
    GUIX_ORIG_TARBALL=$(sudo find /tmp -name "guix-binary-*.x86_64-linux.tar.xz")
    sudo mv "${GUIX_ORIG_TARBALL}" "${GUIX_TARBALL}"
  fi

  # Check guix-daemon is running
  if ! guix gc --list-failures > /dev/null; then
    # Not running, try starting it
    # Not all virtualization methods have systemd available, so start guix-daemon manually
    sudo /var/guix/profiles/per-user/root/current-guix/bin/guix-daemon --build-users-group=guixbuild --substitute-urls="https://guix.carldong.io https://ci.guix.gnu.org"&
  fi

  # Import guix cache
  if test -n "$GBUILD_CACHE_ENABLED"; then
    mkdir -p "${GUIX_CACHE}"
    KEYFILE="${GUIX_CACHE}/signing-key.pub"
    STORE_FILE="${GUIX_CACHE}/guix_store.nar"
    if [[ -f "$KEYFILE" && -f "$STORE_FILE" ]]; then
      # shellcheck disable=SC2024
      sudo -i guix archive --authorize < "${KEYFILE}"
      guix archive --import < "${STORE_FILE}"
    fi
  fi

  # Prep for build
  cd bitcoin

  # Do the build
  export HOSTS="i686-linux-gnu x86_64-linux-gnu arm-linux-gnueabihf aarch64-linux-gnu riscv64-linux-gnu powerpc64-linux-gnu powerpc64le-linux-gnu x86_64-w64-mingw32"
  ./contrib/guix/guix-build

  # Move all of the guix output to our output dir
  mv guix-build-*/output/* "${OUTDIR}"

  if test -n "$GBUILD_CACHE_ENABLED"; then
    cd "${BUILD_DIR}"

    # Find all of the items in the guix store and export them to the cache
    STORE_FILES=$(find /gnu/store -maxdepth 1 -mindepth 1 -type d -not -name ".links" | sort)
    sudo -i guix archive --generate-key
    sudo cp /etc/guix/signing-key.pub "${KEYFILE}"
    guix archive --export --recursive $STORE_FILES > "${STORE_FILE}"

    # Cache guix cache
    pushd ~/.cache/guix
    tar -czf "${GUIX_CACHE_TARBALL}" ./*
    popd
  fi