Vagrant Ubuntu PySide2 virtual environment with unattended Qt installation, Rust

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

module OS
  def OS.windows?
    (/cygwin|mswin|mingw|bccwin|wince|emx/ =~ RUBY_PLATFORM) != nil
  end

  def OS.mac?
    (/darwin/ =~ RUBY_PLATFORM) != nil
  end

  def OS.unix?
    !OS.windows?
  end

  def OS.linux?
    OS.unix? and not OS.mac?
  end
end

auth_file_prefix = "#{ENV['HOME']}/.local/share/Qt/"
if OS.mac?
  auth_file_prefix = "/Users/#{ENV['USERNAME']}/Library/Application Support/Qt"
elsif OS.windows?
  auth_file_prefix = "#{ENV['APPDATA']}\\qt\\"
end
qt_install_files = ["./qt-unified-linux-x64-4.3.0-1-online.run", "#{auth_file_prefix}/qtlicenses.ini", "#{auth_file_prefix}/qtaccount.ini"]

qtlicenses_ini_path = "#{auth_file_prefix}/qtlicenses.ini"
qtaccount_ini_path = "#{auth_file_prefix}/qtaccount.ini"
qt_install_files.each { |qt_install_file|
  # Refuse to run if qtlicenses.ini or qtaccount.ini do not exist.
  raise "\n\nCould not find #{qt_install_file}.\n\nPlease download the Qt installer for both the host system and for Linux.\nRun the Qt installer for the host system.\nYou can find it at https://account.qt.io/ in the Downloads section.\nThere is no need to install Qt, just run the installer and log into your account." unless File.exist?("#{qt_install_file}")
}

# All Vagrant configuration is done below. The "2" in Vagrant.configure
# configures the configuration version (we support older styles for
# backwards compatibility). Please don't change it unless you know what
# you're doing.
Vagrant.configure("2") do |config|
  # The most common configuration options are documented and commented below.
  # For a complete reference, please see the online documentation at
  # https://docs.vagrantup.com.

  # Every Vagrant development environment requires a box. You can search for
  # boxes at https://vagrantcloud.com/search.
  config.vm.box = "ubuntu/focal64"

  config.vm.provider "virtualbox" do |v|
    v.memory = 8192
    v.cpus = 2
    v.gui = true
    v.customize ["modifyvm", :id, "--accelerate3d", "on"]
    v.customize ["modifyvm", :id, "--graphicscontroller", "VMSVGA"]
    v.customize ["modifyvm", :id, "--vram", "128"]
  end

  config.vm.provision "file", source: "~/.ssh/id_rsa", destination: "~/.ssh/"
  config.vm.provision "file", source: "~/.ssh/id_rsa.pub", destination: "~/.ssh/"
  config.vm.provision "file", source: "~/.ssh/config", destination: "~/.ssh/"
  config.vm.provision "file", source: "#{qtaccount_ini_path}", destination: "~/.local/share/Qt/"
  config.vm.provision "file", source: "#{qtlicenses_ini_path}", destination: "~/.local/share/Qt/"

  config.vm.provision "shell", inline: <<-SHELL
    if [ -e /vagrant/apt-cache.tar.gz ]; then
      havecache=1
      echo "Expanding apt cache to speed up package installation"
      tar -C / -zxvf /vagrant/apt-cache.tar.gz
    fi
    apt-get -y update
    apt-get -y upgrade
    apt-get -y install build-essential vim git git-lfs linux-headers-$(uname -r) ubuntu-session gdm3 gnome-terminal gdb
    apt-get -y install p7zip-full libxcb-xinerama0 zstd libssl-dev pkg-config libgl1-mesa-dev
    if [ -z "$havecache" ]; then
      tar zcvf /vagrant/apt-cache.tar.gz /var/cache/apt/archives
    fi
    apt-get clean
    cp /vagrant/qt-unified-linux-x64-4.3.0-1-online.run /home/vagrant
    chown vagrant /home/vagrant/qt-unified-linux-x64-4.3.0-1-online.run
    chmod a+x /home/vagrant/qt-unified-linux-x64-4.3.0-1-online.run

    if [ -e /vagrant/VBoxLinuxAdditions.run ]; then
      apt-get -y remove open-vm-tools virtualbox-guest-utils
      apt-get -y autoremove
      cp /vagrant/VBoxLinuxAdditions.run /tmp
      chmod u+x /tmp/VBoxLinuxAdditions.run
      /tmp/VBoxLinuxAdditions.run || true
    fi
  SHELL

  config.vm.provision :reload

  config.vm.provision "shell", privileged: false, inline: <<-SHELL
    chmod 600 ~/.ssh/config ~/.ssh/id_rsa

    if [ ! -d ~/libclang ]; then
      if [ -e /vagrant/libclang-release_120-based-linux-Rhel7.6-gcc5.3-x86_64.7z ]; then
        7za x /vagrant/libclang-release_120-based-linux-Rhel7.6-gcc5.3-x86_64.7z
      else
        curl -L -O https://download.qt.io/development_releases/prebuilt/libclang/libclang-release_120-based-linux-Rhel7.6-gcc5.3-x86_64.7z
        7za x ./libclang-release_120-based-linux-Rhel7.6-gcc5.3-x86_64.7z
        mv libclang-release_120-based-linux-Rhel7.6-gcc5.3-x86_64.7z /vagrant/
      fi
    fi

    if [ ! -d ~/cmake-3.22.3-linux-x86_64 ]; then
      if [ -e /vagrant/cmake-3.22.3-linux-x86_64.tar.gz ]; then
        tar zxf /vagrant/cmake-3.22.3-linux-x86_64.tar.gz
      else
        curl -L -O https://github.com/Kitware/CMake/releases/download/v3.22.3/cmake-3.22.3-linux-x86_64.tar.gz
        tar zxvf cmake-3.22.3-linux-x86_64.tar.gz
        mv cmake-3.22.3-linux-x86_64.tar.gz /vagrant/
      fi
    fi

    if [ -e /vagrant/capnproto-c++-0.9.1-prebuilt.tar.gz ]; then
      tar zxf /vagrant/capnproto-c++-0.9.1-prebuilt.tar.gz
    else
      curl -O https://capnproto.org/capnproto-c++-0.9.1.tar.gz
      tar zxf capnproto-c++-0.9.1.tar.gz
      cd capnproto-c++-0.9.1
      ./configure
      make -j3 check
      cd ..
      tar zcf /vagrant/capnproto-c++-0.9.1-prebuilt.tar.gz ./capnproto-c++-0.9.1
    fi
    cd capnproto-c++-0.9.1
    sudo make install
    cd $HOME
    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | bash -s -- -y
    cat << BASHRC_EOF >> ~/.bashrc
export PATH=\\$PATH:\\$HOME/libclang/bin:\\$HOME/cmake-3.22.3-linux-x86_64/bin
export CLANG_INSTALL_DIR=\$HOME/libclang
BASHRC_EOF
    source $HOME/.bashrc

    # Install Qt in an automated fashion
    ~/qt-unified-linux-x64-4.3.0-1-online.run install --no-default-installations --no-force-installations --auto-answer telemetry-question=Yes,installationErrorWithCancel=Ignore --default-answer --accept-licenses --accept-obligations qt.qt5.5152.gcc_64 qt.qt5.5152.qtcharts qt.qt5.5152.debug_info qt.qt5.5152.src --confirm-command

    # Install cargo-make.
    . "/home/vagrant/.cargo/env"
    cargo install --force cargo-make


    echo "If you're finding that you cannot scale the guest desktop size, VirtualBox Guest Additions likely needs updating in this VM."
    echo "You can try the guest additions stored in this vagrant configuration located in /vagrant, or create an optical drive in the VM and attach the guest additions iso that ships with your copy of VirtualBox, and follow the instructions therein."
    echo "try the following from an SSH session: $ sudo /vagrant/VBoxLinuxAdditions.run"
  SHELL
end