Class: EC2Mini::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/ec2-mini/cli.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = nil, config_file = nil) ⇒ CLI

Returns a new instance of CLI.



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# File 'lib/ec2-mini/cli.rb', line 7

def initialize(options = nil, config_file = nil)
  @options = options || load_config_file(config_file)

  ['access_key_id', 'secret_access_key', 'region'].each do |attribute|
    error "Not set #{attribute}." unless @options[attribute]
  end
end

Instance Method Details

#start(role = nil, command = nil) ⇒ Object 



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# File 'lib/ec2-mini/cli.rb', line 15

def start(role = nil, command = nil)
  role_regex = /^[\w\-]+$/
  command_regex = /^([+-][0-9]+)|backup|count$/

  error "Not set role." if !(role =~ role_regex) && !(ARGV[0] =~ role_regex)
  error "Not set command." if !(command =~ command_regex) && !(ARGV[1] =~ command_regex)

  role = role || ARGV[0]
  command = command || ARGV[1]

  case command
  when /^\+[0-9]+/
    number = command.scan(/([0-9]+$)/)[0][0].to_i
    up(role, number)
  when /^\-[0-9]+/
    number = command.scan(/([0-9]+$)/)[0][0].to_i
    down(role, number)
  when 'backup'
    backup(role)
  when 'count'
    count(role)
  else
    error 'Not command'
  end
end