Module: MassGitClone

Defined in:
lib/mass_git_clone.rb

Class Method Summary collapse

Class Method Details

.mass_clone(repo_base_dir:, repo_list:) ⇒ Object



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# File 'lib/mass_git_clone.rb', line 63

def self.mass_clone(repo_base_dir:, repo_list:)
  use_ssh =
    begin
      run "git", "ls-remote", "[email protected]:discourse/discourse", "main"
      prefixed_puts "Using SSH for GitHub..."
      true
    rescue => e
      prefixed_puts "SSH failed. Using https for GitHub..."
      false
    end

  all_repos = repo_list.map(&:strip).filter { |l| l.length > 0 }
  if all_repos.size === 0
    prefixed_puts "No plugin URLs supplied"
    exit 1
  end

  all_repos =
    all_repos.map do |repo|
      if !repo.match?(%r{\A[\w-]+/[\w-]+\z})
        repo # Full URL, leave untouched
      elsif use_ssh
        "[email protected]:#{repo}"
      else
        "https://github.com/#{repo}"
      end
    end

  Dir.mkdir(repo_base_dir) if !Dir.exist?(repo_base_dir)

  Dir.chdir(repo_base_dir) do
    failures =
      Parallel
        .map(all_repos, in_threads: ENV["PARALLEL"]&.to_i || 10) do |repo_url|
          update_repo(repo_url)
        end
        .reject(&:nil?)

    final_dirs = Dir.glob("*")
    expected_dirs = Set.new(all_repos.map { |r| File.basename(r, ".git") })
    to_delete = final_dirs.reject { |dir| expected_dirs.include?(dir) }

    if to_delete.any?
      puts
      prefixed_puts "Deleting #{to_delete.size} stale directories"
      to_delete.each { |dir| FileUtils.rm_rf(dir) }
    end

    puts
    if failures.any?
      prefixed_puts "#{failures.count} repo(s) failed to update"
      prefixed_puts failures.map { |url| "    #{url}" }.join("\n")
      exit 1
    else
      prefixed_puts "Done - all repositories are up-to-date 🚀"
    end
  end
end