Class: Avm::Data::Package::Dump

Inherits:
Object
  • Object
show all
Defined in:
lib/avm/data/package/dump.rb

Constant Summary collapse

DEFAULT_EXPIRE_TIME = 
1.day
DEFAULT_FILE_EXTENSION = 
'.tar'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(package, data_file_path, options = {}) ⇒ Dump

Returns a new instance of Dump.



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# File 'lib/avm/data/package/dump.rb', line 21

def initialize(package, data_file_path, options = {})
  @package = package
  @data_file_path = data_file_path
  options = options.to_options_consumer
  @existing, @expire_time = options.consume(:existing, :expire_time)
  options.validate
  self.class.lists.existing.value_validate!(@existing)
end

Instance Attribute Details

#data_file_path ⇒ Object (readonly)

Returns the value of attribute data_file_path.



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# File 'lib/avm/data/package/dump.rb', line 17

def data_file_path
  @data_file_path
end

#existing ⇒ Object (readonly)

Returns the value of attribute existing.



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# File 'lib/avm/data/package/dump.rb', line 17

def existing
  @existing
end

#package ⇒ Object (readonly)

Returns the value of attribute package.



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# File 'lib/avm/data/package/dump.rb', line 17

def package
  @package
end

Instance Method Details

#cannot_run_reason ⇒ Object 



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# File 'lib/avm/data/package/dump.rb', line 34

def cannot_run_reason
  return nil if !data_file_exist? ||
                [EXISTING_OVERWRITE, EXISTING_ROTATE].include?(existing)

  if existing == EXISTING_DENIED
    'Data exist and overwriting is denied'
  elsif existing == EXISTING_ROTATE_EXPIRED && !data_file_expired?
    'Data exist and yet is not expired'
  end
end

#data_file_exist? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/avm/data/package/dump.rb', line 54

def data_file_exist?
  ::File.exist?(data_file_path)
end

#data_file_expired? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/avm/data/package/dump.rb', line 62

def data_file_expired?
  data_file_time.if_present(false) { |v| v >= expire_time }
end

#data_file_time ⇒ Object 



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# File 'lib/avm/data/package/dump.rb', line 58

def data_file_time
  data_file_exist? ? ::Time.now - ::File.mtime(data_file_path) : nil
end

#expire_time ⇒ Object 



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# File 'lib/avm/data/package/dump.rb', line 66

def expire_time
  @expire_time || DEFAULT_EXPIRE_TIME
end

#run ⇒ Object 



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# File 'lib/avm/data/package/dump.rb', line 45

def run
  raise "Cannot run: #{cannot_run_reason}" unless runnable?

  build_dir = dump_units_to_build_directory
  package_file = create_package_file(build_dir)
  rotate
  move_download_to_final_dest(package_file)
end

#runnable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/avm/data/package/dump.rb', line 30

def runnable?
  cannot_run_reason.blank?
end