Class: Pups::Cli

Inherits:
Object
  • Object
show all
Defined in:
lib/pups/cli.rb

Class Method Summary collapse

Class Method Details

.opts ⇒ Object 



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# File 'lib/pups/cli.rb', line 7

def self.opts
  OptionParser.new do |opts|
    opts.banner = 'Usage: pups [FILE|--stdin]'
    opts.on('--stdin', 'Read input from stdin.')
    opts.on('--quiet', "Don't print any logs.")
    opts.on('--ignore <element(s)>', Array, "Ignore these template configuration elements, multiple elements can be provided (comma-delimited).")
    opts.on('--gen-docker-run-args', 'Output arguments from the pups configuration for input into a docker run command. All other pups config is ignored.')
    opts.on('-h', '--help') do
      puts opts
      exit
    end
  end
end

.parse_args(args) ⇒ Object 



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# File 'lib/pups/cli.rb', line 21

def self.parse_args(args)
  options = {}
  opts.parse!(args, into: options)
  options
end

.run(args) ⇒ Object 



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# File 'lib/pups/cli.rb', line 27

def self.run(args)
  options = parse_args(args)
  input_file = options[:stdin] ? 'stdin' : args.last
  unless input_file
    puts opts.parse!(%w[--help])
    exit
  end

  if options[:quiet]
    Pups.silence
  end

  Pups.log.info("Reading from #{input_file}")

  if options[:stdin]
    conf = $stdin.readlines.join
    split = conf.split('_FILE_SEPERATOR_')

    conf = nil
    split.each do |data|
      current = YAML.safe_load(data.strip)
      conf = if conf
        Pups::MergeCommand.deep_merge(conf, current, :merge_arrays)
      else
        current
      end
    end

    config = Pups::Config.new(conf, options[:ignore])
  else
    config = Pups::Config.load_file(input_file, options[:ignore])
  end

  if options[:"gen-docker-run-args"]
    print config.generate_docker_run_arguments
    return
  end

  config.run
ensure
  Pups::ExecCommand.terminate_async
end