Class: Dckerize::Runner

Inherits:
Object
  • Object
show all
Defined in:
lib/dckerize/runner.rb

Constant Summary collapse

VALID_DBS = 
['mysql', 'postgres', 'mongo']
VALID_EXTRAS = 
['elasticsearch', 'redis', 'memcached']
ERROR_MESSAGE = 
'USAGE: dckerize up APP_NAME --database=<mysql|postgres|mongo> [--extras=elasticsearch,redis,memcached]'
VAGRANT_FOLDER_EXISTS = 
'ERROR: vagrant folder already exists.'
CONF_FOLDER_EXISTS = 
'ERROR: conf folder already exists.'
DOCKERFILE_EXISTS = 
'ERROR: Dockerfile already exists.'
DOCKERCOMPOSE_EXISTS = 
'ERROR: docker-compose already exists.'

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Runner

Returns a new instance of Runner.



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# File 'lib/dckerize/runner.rb', line 11

def initialize(options)
  @options = options
end

Instance Method Details

#execute ⇒ Object

Raises:



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# File 'lib/dckerize/runner.rb', line 15

def execute
  extras = []
  db = ''
  raise ERROR_MESSAGE unless valid?
  @options[2..-1].each do |option|
    splitted_option = option.split('=')
    if splitted_option[0] == '--database'
      db = splitted_option[1]
    elsif splitted_option[0] == '--extras'
      extras << splitted_option[1].split(',')
    else
      raise_error ERROR_MESSAGE
    end
  end
  Dckerize::Generator.new(@options[1], db, extras.flatten).up
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dckerize/runner.rb', line 32

def valid?
  # first option should always be up
  return false if @options[0] != 'up'
  # db is mandatory
  return false unless @options.grep(/--database=/).any?

  # only valid options allowed
  # for dbs and extras
  @options[2..-1].each do |option|
    if option.split('=')[0] == '--database'
      return false unless VALID_DBS.include?(option.split('=')[1])
    elsif option.split('=')[0] == '--extras'
      (option.split('=')[1]).split(',').each do |extra|
        return false unless VALID_EXTRAS.include?(extra)
      end
    else
      return false
    end
  end
  true
end