Class: Bosh::Stemcell::StageRunner

Inherits:
Object
  • Object
show all
Defined in:
lib/bosh/stemcell/stage_runner.rb

Constant Summary collapse

REQUIRED_UID = 
1000

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ StageRunner

Returns a new instance of StageRunner.



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# File 'lib/bosh/stemcell/stage_runner.rb', line 8

def initialize(options)
  @build_path = options.fetch(:build_path)
  @command_env = options.fetch(:command_env)
  @settings_file = options.fetch(:settings_file)
  @work_path = options.fetch(:work_path)
end

Instance Method Details

#apply(stages) ⇒ Object 



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# File 'lib/bosh/stemcell/stage_runner.rb', line 40

def apply(stages)
  stages.each do |stage|
    FileUtils.mkdir_p(work_path)

    puts "=== Applying '#{stage}' stage ==="
    puts "== Started #{Time.now.strftime('%a %b %e %H:%M:%S %Z %Y')} =="

    begin
      stage_apply_script = File.join(build_path, 'stages', stage.to_s, 'apply.sh')

      run_sudo_with_command_env("#{stage_apply_script} #{work_path}")

    rescue => _
      puts "=== You can resume_from the '#{stage}' stage by using resume_from=#{stage} ==="
      raise
    end

  end
end

#check_correct_uid ⇒ Object 



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# File 'lib/bosh/stemcell/stage_runner.rb', line 15

def check_correct_uid
  if Process.euid != REQUIRED_UID
    raise "You must build stemcells as a user with UID #{REQUIRED_UID}. Your effective UID now is #{Process.euid}."
  end
end

#configure(stages) ⇒ Object 



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# File 'lib/bosh/stemcell/stage_runner.rb', line 28

def configure(stages)
  stages.each do |stage|
    stage_config_script = File.join(build_path, 'stages', stage.to_s, 'config.sh')

    puts "=== Configuring '#{stage}' stage ==="
    puts "== Started #{Time.now.strftime('%a %b %e %H:%M:%S %Z %Y')} =="
    if File.exists?(stage_config_script) && File.executable?(stage_config_script)
      run_sudo_with_command_env("#{stage_config_script} #{settings_file}")
    end
  end
end

#configure_and_apply(stages, resume_from_stage = nil) ⇒ Object 



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# File 'lib/bosh/stemcell/stage_runner.rb', line 21

def configure_and_apply(stages, resume_from_stage = nil)
  check_correct_uid()
  stages = resume_from(stages, resume_from_stage)
  configure(stages)
  apply(stages)
end