lib/facter/agent_repo.rb

Facter.add('apt_agent6_beta_repo') do
  setcode do
    File.exist? '/etc/apt/sources.list.d/datadog-beta.list'
  end
end

Facter.add('apt_agent6_repo') do
  setcode do
    File.exist? '/etc/apt/sources.list.d/datadog6.list'
  end
end

Facter.add('apt_agent5_legacy_repo') do
  setcode do
    File.exist? '/etc/apt/sources.list.d/datadog-beta.list'
  end
end

Facter.add('yum_agent6_repo') do
  setcode do
      yumpath = '/etc/yum.repos.d/datadog6.repo'
      File.exist? yumpath and !File.zero? yumpath
  end
end

Facter.add('yum_datadog_legacy_repo') do
  setcode do
      yumpath = '/etc/yum.repos.d/datadog.repo'
      File.exist? yumpath and !File.zero? yumpath
  end
end