Class: Kumogata2::CLI::OptionParser

Inherits:
Object
  • Object
show all
Defined in:
lib/kumogata2/cli/option_parser.rb

Constant Summary collapse

DEFAULT_OPTIONS = 
{
  result_log: File.join(Dir.pwd, 'result.json'),
  command_result_log: File.join(Dir.pwd, 'command_result.json'),
  color: $stdout.tty?,
}
COMMANDS = 
{
  describe: {
    description: 'Describe a specified stack',
    arguments: [:stack_name],
  },
  create: {
    description: 'Create resources as specified in the template',
    arguments: [:path_or_url, :stack_name?],
    output: false,
  },
  update: {
    description: 'Update a stack as specified in the template',
    arguments: [:path_or_url, :stack_name],
    output: false,
  },
  delete: {
    description: 'Delete a specified stack',
    arguments: [:stack_name],
    output: false,
  },
  validate: {
    description: 'Validate a specified template',
    arguments: [:path_or_url],
    output: false,
  },
  list: {
    description: 'List summary information for stacks',
    arguments: [:stack_name?],
  },
  export: {
    description: 'Export a template from a specified stack',
    arguments: [:stack_name],
  },
  convert: {
    description: 'Convert a template format',
    arguments: [:path_or_url],
  },
  diff: {
    description: 'Compare templates logically (file, http://..., stack://...)',
    arguments: [:path_or_url1, :path_or_url2],
  },
  dry_run: {
    description: 'Create a change set and show it',
    arguments: [:path_or_url, :stack_name],
  },
  show_events: {
    description: 'Show events for a specified stack',
    arguments: [:stack_name],
  },
  show_outputs: {
    description: 'Show outputs for a specified stack',
    arguments: [:stack_name],
  },
  show_resources: {
    description: 'Show resources for a specified stack',
    arguments: [:stack_name],
  },
  template_summary: {
    description: 'Show template information for a specified stack',
    arguments: [:path_or_url],
  },
}

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.parse!(argv) ⇒ Object 



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# File 'lib/kumogata2/cli/option_parser.rb', line 73

def parse!(argv)
  self.new.parse!(argv)
end

Instance Method Details

#parse!(argv) ⇒ Object

of class methods



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# File 'lib/kumogata2/cli/option_parser.rb', line 78

def parse!(argv)
  command = nil
  arguments = nil
  options = {aws: {}}

  opt = ::OptionParser.new
  opt.summary_width = 65535
  set_usage!(opt)

  opt.on('-k', '--access-key ACCESS_KEY') {|v| options[:aws][:access_key_id]     = v }
  opt.on('-s', '--secret-key SECRET_KEY') {|v| options[:aws][:secret_access_key] = v }
  opt.on('-r', '--region REGION')         {|v| options[:aws][:region]            = v }

  opt.on('', '--profile PROFILE') do |v|
    options[:aws][:credentials] ||= {}
    options[:aws][:credentials][:profile_name] = v
  end

  opt.on('', '--credentials-path PATH') do |v|
    options[:aws][:credentials] ||= {}
    options[:aws][:credentials][:path] = v
  end

  plugin_exts = Kumogata2::Plugin.plugins.flat_map(&:ext).uniq
  opt.on(''  , '--output-format FORMAT', plugin_exts) do |v|
    options[:output_format] = v
  end

  opt.on('-p', '--parameters KEY_VALUES', Array) {|v| options[:parameters]              = v }
  opt.on('-j', '--json-parameters JSON')         {|v| options[:json_parameters]         = v }
  opt.on(''  , '--[no-]deletion-policy-retain')  {|v| options[:deletion_policy_retain]  = v }

  {
    disable_rollback: :boolean,
    timeout_in_minutes: Integer,
    notification_arns: Array,
    capabilities: Array,
    resource_types: Array,
    on_failure: nil,
    stack_policy_body: nil,
    stack_policy_url: nil,
    use_previous_template: :boolean,
    stack_policy_during_update_body: nil,
    stack_policy_during_update_url: nil,
  }.each do |key, type|
    opt_str = key.to_s.gsub('_', '-')
    opt_val = key.to_s.upcase

    case type
    when :boolean
      opt.on('', "--[no-]#{opt_str}") {|v| options[key] = v }
    when nil
      opt.on('', "--#{opt_str} #{opt_val}") {|v| options[key] = v }
    else
      opt.on('', "--#{opt_str} #{opt_val}", type) {|v| options[key] = v }
    end
  end

  opt.on(''  , '--result-log PATH')         {|v| options[:result_log]       = v }
  opt.on(''  , '--command-result-log PATH') {|v| options[:command]          = v }
  opt.on(''  , '--[no-]detach')             {|v| options[:detach]           = v }
  opt.on(''  , '--[no-]force')              {|v| options[:force]            = v }
  opt.on(''  , '--[no-]color')              {|v| options[:color]            = v }
  opt.on(''  , '--[no-]ignore-all-space')   {|v| options[:ignore_all_space] = v }
  opt.on(''  , '--[no-]debug')              {|v| options[:debug]            = v }

  opt.parse!

  unless (command = argv.shift)
    puts opt.help
    exit_parse!(1)
  end

  orig_command = command
  command = command.gsub('-', '_').to_sym
  command = find_command(command)

  unless command
    raise "Unknown command: #{orig_command}"
  end

  arguments = argv.dup
  validate_arguments(command, arguments)

  options = DEFAULT_OPTIONS.merge(options)
  options = Hashie::Mash.new(options)

  if options[:aws][:credentials]
    credentials = Aws::SharedCredentials.new(options[:aws][:credentials])
    options[:aws][:credentials] = credentials
  end

  Aws.config.update(options[:aws].dup)
  options = Hashie::Mash.new(options)

  String.colorize = options.color?
  Diffy::Diff.default_format = options.color? ? :color : :text

  if options.debug?
    Kumogata2::Logger.instance.set_debug(options.debug?)

    Aws.config.update(
      :http_wire_trace => true,
      :logger => Kumogata2::Logger.instance
    )
  end

  update_parameters(options)
  output = COMMANDS.fetch(command).fetch(:output, true)

  options.command = command
  options.arguments = arguments
  options.output_result = output

  [command, arguments, options, output]
end