Class: Dapp::Dimg::Build::Stage::Base

Inherits:
Object
  • Object
show all
Includes:
Mod::Logging, Helper::Sha256, Helper::Trivia
Defined in:
lib/dapp/dimg/build/stage/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Mod::Logging

#ignore_log_commands?, #log_build, #log_image_build, #log_image_build_process, #log_image_commands, #log_image_created_at, #log_image_details, #log_image_instructions, #log_image_size, #log_name, #log_name_context, #log_state, #should_be_introspected?, #should_be_quiet?, #should_not_be_detailed?

Methods included from Helper::Trivia

class_to_lowercase, #class_to_lowercase, #delete_file, #kwargs, #search_file_upward

Methods included from Helper::Sha256

#hashsum, #paths_content_hashsum, #sha256

Constructor Details

#initialize(dimg, next_stage) ⇒ Base

Returns a new instance of Base.



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# File 'lib/dapp/dimg/build/stage/base.rb', line 13

def initialize(dimg, next_stage)
  @dimg = dimg

  @next_stage = next_stage
  @next_stage.prev_stage = self
end

Instance Attribute Details

#dimg ⇒ Object (readonly)

Returns the value of attribute dimg.



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# File 'lib/dapp/dimg/build/stage/base.rb', line 11

def dimg
  @dimg
end

#next_stage ⇒ Object

Returns the value of attribute next_stage.



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# File 'lib/dapp/dimg/build/stage/base.rb', line 10

def next_stage
  @next_stage
end

#prev_stage ⇒ Object

Returns the value of attribute prev_stage.



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# File 'lib/dapp/dimg/build/stage/base.rb', line 10

def prev_stage
  @prev_stage
end

Instance Method Details

#adding_mounts_by_type(type) ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 111

def adding_mounts_by_type(type)
  (config_mounts_by_type(type) + labels_mounts_by_type(type)).uniq
end

#artifact? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dapp/dimg/build/stage/base.rb', line 166

def artifact?
  false
end

#build! ⇒ Object

rubocop:disable Metrics/CyclomaticComplexity



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# File 'lib/dapp/dimg/build/stage/base.rb', line 51

def build!
  return if build_should_be_skipped?
  prev_stage.build! if prev_stage
  if image_should_be_build?
    prepare_image if !image.built? && !should_be_not_present?
    log_image_build(&method(:image_build))
  end
  dimg.introspect_image!(image: image.built_id, options: image.send(:prepared_options)) if should_be_introspected?
end

#build_lock! ⇒ Object

rubocop:disable Metrics/PerceivedComplexity



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# File 'lib/dapp/dimg/build/stage/base.rb', line 21

def build_lock!
  return yield if dimg.dapp.dry_run?

  try_lock = proc do
    next yield unless should_be_tagged?

    no_lock = false

    dimg.dapp.lock("#{dimg.dapp.name}.image.#{image.name}") do
      image.cache_reset

      if should_be_tagged?
        yield
      else
        no_lock = true
      end
    end

    yield if no_lock
  end

  if prev_stage
    prev_stage.build_lock! { try_lock.call }
  else
    try_lock.call
  end
end

#builder_checksum ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 155

def builder_checksum
end

#config_mounts_by_type(type) ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 115

def config_mounts_by_type(type)
  dimg.config.public_send("_#{type}_mount").map(&:_to)
end

#dependencies ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 162

def dependencies
  []
end

#dependencies_empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dapp/dimg/build/stage/base.rb', line 131

def dependencies_empty?
  dependencies.flatten.compact.delete_if { |val| val.respond_to?(:empty?) && val.empty? }.empty?
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dapp/dimg/build/stage/base.rb', line 127

def empty?
  dependencies_empty?
end

#git_artifacts_dependencies ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 158

def git_artifacts_dependencies
  dimg.git_artifacts.map { |git_artifact| git_artifact.stage_dependencies_checksums(self) }
end

#image ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 68

def image
  @image ||= begin
    if empty?
      prev_stage.image
    else
      Image::Stage.image_by_name(name: image_name, from: from_image, dapp: dimg.dapp)
    end
  end
end

#image_add_mounts ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 97

def image_add_mounts
  [:tmp_dir, :build_dir].each do |type|
    next if (mounts = adding_mounts_by_type(type)).empty?

    mounts.each do |path|
      absolute_path = File.expand_path(File.join('/', path))
      tmp_path = dimg.send(type, 'mount', absolute_path[1..-1]).tap(&:mkpath)
      image.add_volume "#{tmp_path}:#{absolute_path}"
    end

    image.add_service_change_label :"dapp-mount-#{type.to_s.tr('_', '-')}" => mounts.join(';')
  end
end

#image_should_be_build? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dapp/dimg/build/stage/base.rb', line 123

def image_should_be_build?
  (!empty? && !image.built?) || dimg.dapp.log_verbose?
end

#labels_mounts_by_type(type) ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 119

def labels_mounts_by_type(type)
  from_image.labels.select { |l, _| l == "dapp-mount-#{type.to_s.tr('_', '-')}" }.map { |_, value| value.split(';') }.flatten
end

#name ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 151

def name
  class_to_lowercase.to_sym
end

#prepare_image ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 78

def prepare_image
  return if dimg.dapp.dry_run?
  image.add_volumes_from dimg.dapp.base_container

  image_add_mounts

  image.add_service_change_label dapp: dimg.stage_dapp_label
  image.add_service_change_label 'dapp-version'.to_sym => ::Dapp::VERSION
  image.add_service_change_label 'dapp-cache-version'.to_sym => ::Dapp::BUILD_CACHE_VERSION
  image.add_service_change_label 'dapp-dev-mode'.to_sym => true if dimg.dev_mode?

  if dimg.dapp.ssh_auth_sock
    image.add_volume "#{dimg.dapp.ssh_auth_sock}:/tmp/dapp-ssh-agent"
    image.add_env 'SSH_AUTH_SOCK', '/tmp/dapp-ssh-agent'
  end

  yield if block_given?
end

#save_in_cache! ⇒ Object

rubocop:enable Metrics/CyclomaticComplexity



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# File 'lib/dapp/dimg/build/stage/base.rb', line 62

def save_in_cache!
  prev_stage.save_in_cache! if prev_stage
  return unless should_be_tagged?
  image.save_in_cache! unless dimg.dapp.dry_run?
end

#signature ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 135

def signature
  @signature ||= begin
    if empty?
      prev_stage.signature
    else
      args = []
      args << prev_stage.signature unless prev_stage.nil?
      args << dimg.build_cache_version
      args << builder_checksum
      args.concat(dependencies.flatten)

      hashsum args
    end
  end
end