Class: Arver::CreateAction

Inherits:
Action
  • Object
show all
Defined in:
lib/arver/create_action.rb

Instance Attribute Summary

Attributes inherited from Action

#generator, #key, #keystore, #slot_of_target_user, #target_list, #target_user

Instance Method Summary collapse

Methods inherited from Action

#load_key, #needs_target_user?, #new_key_generator, #on_user, #open_keystore, #post_host, #post_partition, #pre_action, #pre_host, #pre_partition, #run_on, #verify_key_on_target

Constructor Details

#initialize(target_list) ⇒ CreateAction 



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# File 'lib/arver/create_action.rb', line 4

def initialize( target_list )
  super( target_list )
  self.open_keystore
  self.new_key_generator
end

Instance Method Details

#execute_partition(partition) ⇒ Object 



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# File 'lib/arver/create_action.rb', line 19

def execute_partition( partition )
  slot_of_user = Arver::Config.instance.slot( Arver::LocalConfig.instance.username )

  caller = Arver::LuksWrapper.dump( partition )
  caller.execute
 
  if caller.output.include?('LUKS header information') then
    Arver::Log.warn( "VERY DANGEROUS: the partition #{partition.device} is already formatted with LUKS - returning (continue with --violence)" ) 
    Arver::Log.warn( "If you wish to integrate an existing disk into arver use --add-user #{Arver::LocalConfig.instance.username} instead." ) 
    if Arver::RuntimeConfig.instance.violence then
      Arver::Log.info( "you applied --violence, so we will continue ..." )
    else
      Arver::Log.info( "for more information see /tmp/luks_create_error.txt" )
      system("echo \"#{caller.output}\" > /tmp/luks_create_error.txt")
      throw( :abort_action ) if not Arver::RuntimeConfig.instance.violence
    end
  end
  
  Arver::Log.info( "creating: "+partition.path )
  
  Arver::Log.debug( "generating a new key for partition #{partition.device} on #{partition.path}" )
  key = self.generator.generate_key( partition )
  caller = Arver::LuksWrapper.create( slot_of_user.to_s, partition )
  caller.execute( key )
  unless( caller.success? )
    Arver::Log.error( "Could not create Partition!" )
    self.generator.remove_key( partition )
  end
end

#post_action ⇒ Object 



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# File 'lib/arver/create_action.rb', line 49

def post_action
  self.generator.dump( self.keystore )
end

#verify?(partition) ⇒ Boolean 



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# File 'lib/arver/create_action.rb', line 10

def verify?( partition )
    key = self.keystore.luks_key( partition )
    if( ! key.nil? and ! Arver::RuntimeConfig.instance.force )
      Arver::Log.warn( "DANGEROUS: you do have already a key for partition #{partition.path} (apply --force to continue)" )
      return false
    end
    true
end