build.yml

name: Build Packages on Centos 7 (old kernel)

on: push

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout ${{ github.ref }}
        uses: actions/checkout@v4

      - name: Install prerequisites
        run: |
          sudo apt install qemu-system cloud-image-utils

          cd .github/qemu

          curl -LO 'https://cloud.centos.org/centos/7/images/CentOS-7-x86_64-GenericCloud.qcow2'
          qemu-img resize CentOS-7-x86_64-GenericCloud.qcow2 50G

          cloud-localds cloud-init.iso cloud-init/user-data.yaml cloud-init/meta-data.yaml

          nohup qemu-system-x86_64 \
            -accel tcg \
            -smp "$(nproc)" \
            -m 7G \
            -drive if=virtio,format=qcow2,file=CentOS-7-x86_64-GenericCloud.qcow2 \
            -cdrom cloud-init.iso \
            -nic user,model=virtio-net-pci,hostfwd=tcp::2222-:22 \
            -nographic &>/dev/null &

          chmod 600 "$(pwd)"/cloud-init/ssh/id_rsa
          while ! scp -o StrictHostKeyChecking=no -i "$(pwd)"/cloud-init/ssh/id_rsa -P 2222 "$(pwd)"/downgrade-kernel.sh centos@127.0.0.1:~/; do
            echo 'Retry...'
            sleep 1
          done

          ssh -o StrictHostKeyChecking=no -i "$(pwd)"/cloud-init/ssh/id_rsa -p 2222 -n centos@127.0.0.1 'sudo bash downgrade-kernel.sh'

      - name: Build
        run: |
          ref="${{ github.ref_name }}"

          cat >build.sh <<EOF
          set -e

          uname -a

          sudo sed -i -e 's|mirrorlist=|#mirrorlist=|' -e 's|#baseurl=http://mirror.centos.org/centos/\$releasever|baseurl=https://vault.centos.org/7.9.2009|' /etc/yum.repos.d/CentOS-Base.repo

          sudo yum -y install xz file make gettext texinfo git

          git clone https://github.com/adonis0147/devel-env
          cd devel-env
          git fetch --all --tags
          git checkout "${ref}"

          pushd devel/scripts
          latest="\$(curl -s 'https://api.github.com/repos/adonis0147/devel-env/releases/latest' | \
            python -c "import json; import sys; print(json.load(sys.stdin)['tag_name'])")"
          curl -L "https://github.com/adonis0147/devel-env/releases/download/\${latest}/install_toolchain_x86_64.sh" -o install_toolchain.sh
          chmod a+x install_toolchain.sh
          popd

          devel/downloads/download_packages.sh

          # Don't install llvm
          sed -i '/function install_packages/,/^}/ s/llvm//' devel/scripts/install.sh

          # Don't install zsh
          sed -i '/function install_packages/,/^}/ s/zsh//' devel/scripts/install.sh

          cd devel/scripts

          packages=(
            tzdb
            m4
            zlib
            libdb
            perl
            autoconf
            automake
            libtool
            make
            pkg_config
            cmake
            ninja
          )
          bash install.sh "\${packages[@]}"
          EOF

          chmod 600 "$(pwd)"/.github/qemu/cloud-init/ssh/id_rsa
          while ! scp -o StrictHostKeyChecking=no -i "$(pwd)"/.github/qemu/cloud-init/ssh/id_rsa -P 2222 build.sh centos@127.0.0.1:~/; do
            echo 'Retry...'
            sleep 1
          done

          ssh -o StrictHostKeyChecking=no -i "$(pwd)"/.github/qemu/cloud-init/ssh/id_rsa -p 2222 -n centos@127.0.0.1 'bash -x build.sh'