Class: Etna::Clients::Magma::MaterializeDataWorkflow

Inherits:
Struct
  • Object
show all
Defined in:
lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(**kwds) ⇒ MaterializeDataWorkflow

Returns a new instance of MaterializeDataWorkflow.



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 14

def initialize(**kwds)
  super(**({filesystem: Etna::Filesystem.new, page_size: 20, concurrency: 10, record_names: "all", list_only: false}.update(kwds)))
end

Instance Attribute Details

#concurrency ⇒ Object

Returns the value of attribute concurrency

Returns:

  • (Object) —

    the current value of concurrency



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def concurrency
  @concurrency
end

#filesystem ⇒ Object

Returns the value of attribute filesystem

Returns:

  • (Object) —

    the current value of filesystem



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def filesystem
  @filesystem
end

#list_only ⇒ Object

Returns the value of attribute list_only

Returns:

  • (Object) —

    the current value of list_only



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def list_only
  @list_only
end

#logger ⇒ Object

Returns the value of attribute logger

Returns:

  • (Object) —

    the current value of logger



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def logger
  @logger
end

#magma_client ⇒ Object

Returns the value of attribute magma_client

Returns:

  • (Object) —

    the current value of magma_client



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def magma_client
  @magma_client
end

#metis_client ⇒ Object

Returns the value of attribute metis_client

Returns:

  • (Object) —

    the current value of metis_client



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def metis_client
  @metis_client
end

#model_attributes_mask ⇒ Object

Returns the value of attribute model_attributes_mask

Returns:

  • (Object) —

    the current value of model_attributes_mask



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def model_attributes_mask
  @model_attributes_mask
end

#model_filters ⇒ Object

Returns the value of attribute model_filters

Returns:

  • (Object) —

    the current value of model_filters



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def model_filters
  @model_filters
end

#model_name ⇒ Object

Returns the value of attribute model_name

Returns:

  • (Object) —

    the current value of model_name



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def model_name
  @model_name
end

#page_size ⇒ Object

Returns the value of attribute page_size

Returns:

  • (Object) —

    the current value of page_size



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def page_size
  @page_size
end

#project_name ⇒ Object

Returns the value of attribute project_name

Returns:

  • (Object) —

    the current value of project_name



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def project_name
  @project_name
end

#record_names ⇒ Object

Returns the value of attribute record_names

Returns:

  • (Object) —

    the current value of record_names



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def record_names
  @record_names
end

#stub_files ⇒ Object

Returns the value of attribute stub_files

Returns:

  • (Object) —

    the current value of stub_files



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 8

def stub_files
  @stub_files
end

Instance Method Details

#each_file(template, record, &block) ⇒ Object 



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 74

def each_file(template, record, &block)
  results = []

  template.attributes.all.each do |attribute|
    if attribute.attribute_type == AttributeType::FILE_COLLECTION
      record[attribute.name]&.each_with_index do |file, i|
        results << [attribute, file, i]
      end
    elsif attribute.attribute_type == AttributeType::FILE
      results << [attribute, record[attribute.name], 0]
    end
  end

  results.each do |attr, file, idx|
    next if file.nil?
    next unless file.is_a?(Hash)
    next unless file['url']
    yield attr.name, file['url'], (file['original_filename'] || File.basename(file['path'])), idx
  end
end

#magma_crud ⇒ Object 



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 18

def magma_crud
  @magma_crud ||= Etna::Clients::Magma::MagmaCrudWorkflow.new(magma_client: magma_client, project_name: project_name)
end

#materialize_all(dest) ⇒ Object 



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 26

def materialize_all(dest)
  templates = {}

  semaphore = Concurrent::Semaphore.new(concurrency)
  errors = Queue.new

  model_walker.walk_from(
      model_name,
      record_names,
      model_attributes_mask: model_attributes_mask,
      model_filters: model_filters,
      page_size: page_size,
  ) do |template, document|
    logger&.info("Materializing #{template.name}##{document[template.identifier]}")
    templates[template.name] = template

    begin
      if (error = errors.pop(true))
        logger&.error(error)
        raise error
      end
    rescue ThreadError
    end

    semaphore.acquire
    Thread.new do
      begin
        materialize_record(dest, template, document)
      rescue => e
        logger&.error(e)
        errors << e
      ensure
        semaphore.release
      end
    end
  end

  semaphore.acquire(concurrency)

  begin
    if (error = errors.pop(true))
      logger&.error(error)
      raise error
    end
  rescue ThreadError
  end
end

#materialize_record(dest_dir, template, record) ⇒ Object 



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 102

def materialize_record(dest_dir, template, record)
  record_to_serialize = record.dup

  each_file(template, record) do |attr_name, url, filename, idx|
    if idx == 0
      record_to_serialize[attr_name] = []
    end

    dest_file = File.join(dest_dir, metadata_file_name(record_name: record[template.identifier], record_model_name: template.name, ext: "_#{attr_name}_#{idx}#{File.extname(filename)}"))

    if list_only
      puts dest_file
    else
      filesystem.mkdir_p(File.dirname(dest_file))
      sync_metis_data_workflow.copy_file(dest: dest_file, url: url, stub: stub_files)
      record_to_serialize[attr_name] << {file: dest_file, original_filename: filename}
    end
  end

  dest_file = File.join(dest_dir, metadata_file_name(record_name: record[template.identifier], record_model_name: template.name, ext: '.json'))

  if list_only
    puts dest_file
  else
    filesystem.mkdir_p(File.dirname(dest_file))
    json = record_to_serialize.to_json

    filesystem.with_writeable(dest_file, "w", size_hint: json.bytes.length) do |io|
      io.write(json)
    end
  end
end

#metadata_file_name(record_name:, record_model_name:, ext:) ⇒ Object 



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 135

def metadata_file_name(record_name:, record_model_name:, ext:)
  "#{record_model_name}/#{record_name.gsub(/\s/, '_')}#{ext}"
end

#model_walker ⇒ Object 



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 22

def model_walker
  @model_walker ||= WalkModelTreeWorkflow.new(magma_crud: magma_crud, logger: logger)
end

#sync_metis_data_workflow ⇒ Object 



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# File 'lib/etna/clients/magma/workflows/materialize_magma_record_files_workflow.rb', line 95

def sync_metis_data_workflow
  @sync_metis_data_workflow ||= Etna::Clients::Metis::SyncMetisDataWorkflow.new(
      metis_client: metis_client,
      logger: logger,
      filesystem: filesystem)
end