---
name: Validate Hashes
on:
  push:
    paths:
      - 'downloads/hashes.txt'
      - '_data/downloads.yml'
  pull_request:
    paths:
      - 'downloads/hashes.txt'
      - '_data/downloads.yml'
jobs:
  validate-hashes:
    name: Validate Hashes
    runs-on: ubuntu-18.04
    steps:
      - uses: actions/checkout@v2
      - name: Install dependencies
        run: |
          sudo apt-get install -y --no-install-recommends curl gpg jq python-pip
          sudo pip install yq
      - name: Verify hashes.txt signature
        run: |
          curl -sL https://raw.githubusercontent.com/monero-project/monero/master/utils/gpg_keys/binaryfate.asc |
            gpg --import
          gpg --verify downloads/hashes.txt
      - name: Download releases
        run: |
          for file in $(awk '/monero-/ {print $2}' downloads/hashes.txt); do
              [ -f $file ] && continue
              echo Downloading $file...
              dir=cli
              if [[ $file =~ gui ]]; then
                  dir=gui
              fi
              url=https://dlsrc.getmonero.org/${dir}/${file}
              curl -sLO $url
          done
      - name: Verify hashes.txt hashes
        run: |
          grep monero- downloads/hashes.txt | sha256sum -c
      - name: Verify downloads.yml hashes
        run: |
          yq -r '.[] | .[0].downloads[] | "\(.link)|\(.hash)"' _data/downloads.yml | grep -v github |
              while read line; do
                  [ -z "$line" ] && continue
                  url=$(echo $line | cut -d'|' -f1)
                  hash=$(echo $line | cut -d'|' -f2)
                  filename=
                  case $url in
                      *gui/win64install) filename=monero-gui-install-win-x64 ;;
                      *gui/win64) filename=monero-gui-win-x64 ;;
                      *gui/mac64) filename=monero-gui-mac-x64 ;;
                      *gui/linux64) filename=monero-gui-linux-x64 ;;
                      *gui/source) filename=monero-gui-source ;;
                      *cli/win64) filename=monero-win-x64 ;;
                      *cli/win32) filename=monero-win-x86 ;;
                      *cli/mac64) filename=monero-mac-x64 ;;
                      *cli/macarm8) filename=monero-mac-armv8 ;;
                      *cli/linux64) filename=monero-linux-x64 ;;
                      *cli/linux32) filename=monero-linux-x86 ;;
                      *cli/linuxarm8) filename=monero-linux-armv8 ;;
                      *cli/linuxarm7) filename=monero-linux-armv7 ;;
                      *cli/androidarm8) filename=monero-android-armv8 ;;
                      *cli/androidarm7) filename=monero-android-armv7 ;;
                      *cli/freebsd64) filename=monero-freebsd-x64 ;;
                      *cli/source) filename=monero-source ;;
                      *)
                          echo "Unknown url $url" >&2
                          exit 1
                      ;;
                  esac
                  filename=$(awk "/${filename}/ {print \$2}" downloads/hashes.txt)
                  echo "$hash  $filename" | sha256sum -c
              done
      - name: Validate source integrity
        run: |
          version_gui=$(awk '/monero-gui-source-v/ {print $2}' downloads/hashes.txt | awk -F".tar.bz2" '{print $1}' | awk -F"-" '{print $4}')
          version_cli=$(awk '/monero-source-v/ {print $2}' downloads/hashes.txt | awk -F".tar.bz2" '{print $1}' | awk -F"-" '{print $3}')
          echo -e "\n--> GUI version: $version_gui \n--> CLI version: $version_cli"
          mkdir validate_sources
          cd validate_sources
          # Download / verify git-archive-all.sh
          curl -O https://raw.githubusercontent.com/fabacab/git-archive-all.sh/fc86194f00b678438f9210859597f6eead28e765/git-archive-all.sh
          echo "db62e9a824866989c9d080f008ec06d81421cf94bed3762acba3b9148607af2d git-archive-all.sh" | sha256sum -c
          chmod +x git-archive-all.sh
          echo -e "--> Generating tarballs..."
          # CLI
          git clone --recursive -b $version_cli --depth 1 --shallow-submodule https://github.com/monero-project/monero.git monero.git && cd monero.git && ../git-archive-all.sh --prefix monero-source-${version_cli}/ --format tar --tree-ish $version_cli ../monero-source-${version_cli}.tar && cd .. && bzip2 monero-source-${version_cli}.tar
          # GUI
          git clone --recursive -b $version_gui --depth 1 --shallow-submodule https://github.com/monero-project/monero-gui.git monero-gui.git && cd monero-gui.git && ../git-archive-all.sh --prefix monero-gui-source-${version_gui}/ --format tar --tree-ish $version_gui ../monero-gui-source-${version_gui}.tar && cd .. && bzip2 monero-gui-source-${version_gui}.tar
          mkdir yours
          cp monero-gui-source-${version_gui}.tar.bz2 yours/.
          cp monero-source-${version_cli}.tar.bz2 yours/.
          mkdir from_website
          echo -e "\n--> Move tarballs from getmonero..."
          mv ../monero-gui-source-${version_gui}.tar.bz2 from_website/.
          mv ../monero-source-${version_cli}.tar.bz2 from_website/.
          echo -e "\n--> Unpacking all..."
          bunzip2 yours/*.bz2
          bunzip2 from_website/*.bz2
          tar xf yours/monero-source-${version_cli}.tar -C yours/
          tar xf yours/monero-gui-source-${version_gui}.tar -C yours/
          tar xf from_website/monero-source-${version_cli}.tar -C from_website/
          tar xf from_website/monero-gui-source-${version_gui}.tar -C from_website
          # Compare directories
          echo -e "\n--> Comparing CLI directories"
          diff -r yours/monero-source-$version_cli from_website/monero-source-$version_cli
          echo -e "\n--> Comparing GUI directories"
          diff -r yours/monero-gui-source-$version_gui from_website/monero-gui-source-$version_gui