Class: Management::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/management/command.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.all ⇒ Object 



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# File 'lib/management/command.rb', line 10

def all
  @all ||= []
end

.command_name ⇒ Object 



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# File 'lib/management/command.rb', line 35

def command_name
  self.name.split('::').last.
    gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
    gsub(/([a-z\d])([A-Z])/,'\1_\2').
    tr("_", "-").
    downcase
end

.help_string ⇒ Object 



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# File 'lib/management/command.rb', line 18

def help_string
  params = instance_method(:call).parameters

  output = sprintf("%20s ", command_name)
  args = []

  params.each do |req, name|
    name = "<#{name.to_s.sub('_name', '')}>"
    if req == :opt
      name = "[#{name}]"
    end
    args << name
  end

  return output + args.join(' ')
end

.inherited(subclass) ⇒ Object 



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# File 'lib/management/command.rb', line 14

def inherited(subclass)
  all << subclass
end

Instance Method Details

#cloud ⇒ Object 



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# File 'lib/management/command.rb', line 68

def cloud
  @cloud ||= Fog::Compute.new(config[:cloud])
end

#config ⇒ Object 



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# File 'lib/management/command.rb', line 64

def config
  @config ||= symbolize_keys!(raw_yaml)
end

#get_env(name) ⇒ Object 



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# File 'lib/management/command.rb', line 46

def get_env(name)
  return nil if name.nil?
  config[:envs].include?(name) and name or invalid_selection "Invalid environment: #{name}", config[:envs]
end

#get_script(name) ⇒ Object 



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# File 'lib/management/command.rb', line 55

def get_script(name)
  config[:scripts][name.to_sym] or invalid_selection "Invalid script: #{name}", config[:scripts].map(&:first)
end

#get_server(name) ⇒ Object 



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# File 'lib/management/command.rb', line 59

def get_server(name)
  servers = cloud.servers
  servers.find{|server| server.name == name} or invalid_selection "Invalid server: #{name}", servers.map(&:name)
end

#get_type(name) ⇒ Object 



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# File 'lib/management/command.rb', line 51

def get_type(name)
  config[:types][name.to_sym] or invalid_selection "Invalid type: #{name}", config[:types].map(&:first)
end