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# Copyright (c) 2016-present, Facebook, Inc.
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
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unified_mode(false) if Chef::VERSION >= 18 # TODO(T144966423)
action :run do
  esp_path = node['fb_systemd']['boot']['path']
  entries = node['fb_systemd']['boot']['entries'].to_hash

  Dir.glob("#{esp_path}/loader/entries/fb_systemd_*.conf").each do |path|
    entry = /^fb_systemd_(\w+)\.conf$/.match(::File.basename(path))
    if entry && !entries.include?(entry[1])
      file path do
        action :delete
      end
    end
  end

  entries.each_key do |entry|
    template "#{esp_path}/loader/entries/fb_systemd_#{entry}.conf" do
      source 'loader-entry.conf.erb'
      owner node.root_user
      group node.root_group
      mode '0644'
      variables(
        :entry => entry,
      )
    end
  end
end
