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?, #image_should_be_introspected?, #image_should_be_introspected_after_build?, #image_should_be_introspected_before_build?, #log_build, #log_image_build, #log_image_commands, #log_image_created_at, #log_image_details, #log_image_instructions, #log_image_size, #log_name, #log_name_context, #log_state, #should_not_be_detailed?

Methods included from Helper::Trivia

#check_path?, #check_subpath?, #class_to_lowercase, class_to_lowercase, #delete_file, #ignore_path?, #ignore_path_base, #kwargs, #make_path, #path_checker, #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_custom_dir_mounts ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 118

def adding_custom_dir_mounts
  config_custom_dir_mounts.in_depth_merge(labels_custom_dir_mounts)
end

#adding_mounts_by_type(type) ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 114

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 199

def artifact?
  false
end

#build! ⇒ Object

rubocop:enable Metrics/MethodLength, Metrics/PerceivedComplexity



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# File 'lib/dapp/dimg/build/stage/base.rb', line 50

def build!
  prev_stage.build! if prev_stage
  renew             if should_be_renewed?
  image_build
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 image_should_be_locked?

    no_lock = false

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

      if image_should_be_locked?
        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 172

def builder_checksum
end

#config_custom_dir_mounts ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 122

def config_custom_dir_mounts
  dimg.config._custom_dir_mount.reduce({}) do |mounts, mount|
    from_path = File.expand_path(mount._from)
    mounts[from_path] ||= []
    mounts[from_path] << mount._to
    mounts
  end
end

#config_mounts_by_type(type) ⇒ Object 



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

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 191

def dependencies
  []
end

#dependencies_discard ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 195

def dependencies_discard
  @dependencies = nil
end

#dependencies_empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dapp/dimg/build/stage/base.rb', line 150

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 146

def empty?
  dependencies_empty?
end

#g_a_stage? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dapp/dimg/build/stage/base.rb', line 203

def g_a_stage?
  false
end

#git_artifacts_dependencies ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 175

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

#image ⇒ Object 



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

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_custom_mounts ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 106

def image_add_custom_mounts
  adding_custom_dir_mounts.each do |from, to_pathes|
    FileUtils.mkdir_p(from)
    to_pathes.tap(&:uniq!).map { |to_path| image.add_volume "#{from}:#{to_path}" }
    image.add_service_change_label :"dapp-mount-custom-dir-#{from.gsub('/', '--')}" => to_pathes.join(';')
  end
end

#image_add_mounts ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 90

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

  image_add_custom_mounts
end

#labels_custom_dir_mounts ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 139

def labels_custom_dir_mounts
  from_image.labels.map do |label, value|
    next unless label =~ /dapp-mount-custom-dir-(?<from>.+)/
    [File.expand_path(Regexp.last_match(:from).gsub('--', '/')), value.split(';')]
  end.compact.to_h
end

#labels_mounts_by_type(type) ⇒ Object 



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

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

#layer_commit(git_artifact) ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 179

def layer_commit(git_artifact)
  commits[git_artifact] ||= begin
    if image.built?
      image.labels[dimg.dapp.dimgstage_g_a_commit_label(git_artifact.paramshash)]
    elsif g_a_stage? && !empty?
      git_artifact.latest_commit
    elsif prev_stage
      prev_stage.layer_commit(git_artifact)
    end
  end
end

#name ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 168

def name
  class_to_lowercase.to_sym
end

#prepare_image ⇒ Object 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 72

def prepare_image
  return if dimg.dapp.dry_run?

  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 



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# File 'lib/dapp/dimg/build/stage/base.rb', line 56

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 154

def signature
  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