Class: Dockerize::Config

Inherits:
Object
  • Object
show all
Defined in:
lib/dockerize/config.rb

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.opts ⇒ Object

Returns the value of attribute opts.



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# File 'lib/dockerize/config.rb', line 10

def opts
  @opts
end

.project_dir ⇒ Object

Returns the value of attribute project_dir.



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# File 'lib/dockerize/config.rb', line 9

def project_dir
  @project_dir
end

Class Method Details

.parse(args) ⇒ Object 



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# File 'lib/dockerize/config.rb', line 12

def parse(args)
  config = self

  Trollop.options(args) do
    text "Usage: dockerize <project directory> [options]\nOptions:\n"

    # -q/--quiet
    opt :quiet, 'Silence output', type: :flag, short: 'q', default: false

    # -d/--dry-run
    opt :dry_run, 'Dry run, do not write any files',
        type: :flag,
        short: 'd',
        default: false

    # -f/--force
    opt :force, 'Force existing files to be overwritten',
        type: :flag,
        short: 'f',
        default: false

    # -b/--backup
    opt :backup, 'Creates .bak version of files before overwriting them',
        type: :flag,
        short: 'b',
        default: true

    # -r/--registry
    opt :registry, 'The Docker registry to use when writing files',
        type: :string,
        short: 'r',
        default: ENV['DOCKERIZE_REGISTRY'] || 'quay.io/modcloth'

    # -t/--template-dir
    opt :template_dir,
        'The directory containing the templates to be written',
        type: :string,
        short: 't',
        default: ENV['DOCKERIZE_TEMPLATE_DIR'] ||
          "#{config.top}/templates"

    # -m/--maintainer
    opt :maintainer,
        'The default MAINTAINER to use for any Dockerfiles written',
        type: :string,
        short: 'm',
        default: ENV['DOCKERIZE_MAINTAINER'] ||
          "#{ENV['USER']} <#{ENV['USER']}@example.com>"

    # -F/--from
    opt :from,
        'The default base image to use for any Dockerfiles written',
        type: :string,
        short: 'F',
        default: ENV['DOCKERIZE_FROM'] || 'ubuntu:12.04'

    version "dockerize #{Dockerize::VERSION}"

    begin
      config.send(:opts=, parse(args))
    rescue Trollop::CommandlineError => e
      $stderr.puts "Error: #{e.message}."
      $stderr.puts 'Try --help for help.'
      exit 1
    rescue Trollop::HelpNeeded
      educate
      exit
    rescue Trollop::VersionNeeded
      $stderr.puts version
      exit
    end

    config.send(:opts)[:top] = config.top
    config.send(:generate_accessor_methods, self)
  end

  self.project_dir = args[0]
  set_project_name unless opts[:project_name]
end

.set_project_name ⇒ Object 



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# File 'lib/dockerize/config.rb', line 111

def set_project_name
  opts[:project_name] ||= File.basename(project_dir)
end

.top ⇒ Object 



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# File 'lib/dockerize/config.rb', line 115

def top
  @top ||= Gem::Specification.find_by_name('dockerize').gem_dir
end