100 lines
2.1 KiB
Ruby
100 lines
2.1 KiB
Ruby
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# frozen_string_literal: true
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# system.rb -- InSpec resources for system values
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# Author: Daniel Dehennin <daniel.dehennin@ac-dijon.fr>
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# Copyright (C) 2020 Daniel Dehennin <daniel.dehennin@ac-dijon.fr>
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HOSTNAME_CMDS = %w[hostname hostnamectl].freeze
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HOSTNAME_CMDS_OPT = {
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'hostname' => '-s',
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'hostnamectl' => '--static'
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}.freeze
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class SystemResource < Inspec.resource(1)
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name 'system'
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attr_reader :platform
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attr_reader :hostname
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def initialize
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@platform = build_platform
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@hostname = found_hostname
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end
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private
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def found_hostname
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cmd = guess_hostname_cmd
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unless cmd.exit_status.zero?
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raise Inspec::Exceptions::ResourceSkipped,
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"Error running '#{cmd}': #{cmd.stderr}"
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end
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cmd.stdout.chomp
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end
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def guess_hostname_cmd
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HOSTNAME_CMDS.each do |cmd|
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if inspec.command(cmd).exist?
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return inspec.command("#{cmd} #{HOSTNAME_CMDS_OPT[cmd]}")
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end
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end
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raise Inspec::Exceptions::ResourceSkipped,
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"Error: #{@platform[:finger]}} has none of #{HOSTNAME_CMDS.join(', ')}"
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end
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def build_platform
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{
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family: build_platform_family,
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name: build_platform_name,
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release: build_platform_release,
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finger: build_platform_finger
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}
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end
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def build_platform_family
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case inspec.platform[:name]
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when 'arch'
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'arch'
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else
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inspec.platform[:family]
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end
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end
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def build_platform_name
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case inspec.platform[:name]
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when 'amazon'
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'amazonlinux'
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else
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inspec.platform[:name]
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end
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end
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def build_platform_release
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case inspec.platform[:name]
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when 'amazon'
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# `2018` relase is named `1` in kitchen.yaml
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inspec.platform[:release].gsub(/2018.*/, '1')
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when 'arch'
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'base-latest'
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else
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inspec.platform[:release]
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end
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end
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def build_platform_finger
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"#{build_platform_name}-#{build_finger_release}"
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end
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def build_finger_release
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case inspec.platform[:name]
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when 'ubuntu'
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build_platform_release.split('.').slice(0, 2).join('.')
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else
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build_platform_release.split('.')[0]
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end
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end
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end
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