Class: VagrantDockerNetworksManager::ActionDestroy

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-docker-networks-manager/action.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, _env) ⇒ ActionDestroy

Vagrant middleware entry point that removes owned Docker networks on destroy.



111
 
# File 'lib/vagrant-docker-networks-manager/action.rb', line 111

def initialize(app, _env); @app = app; end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-docker-networks-manager/action.rb', line 113

def call(env)
  UiHelpers.setup_i18n!
  cfg  = env[:machine].config.docker_network
  UiHelpers.setup_locale_from_config!(cfg)
  ui   = env[:ui]

  unless Util.docker_available?
    UiHelpers.error(ui, "#{UiHelpers.e(:error)} #{I18n.t('vdnm.errors.docker_unavailable')}")
    return @app.call(env)
  end

  name = cfg.network_name
  mid  = env[:machine].id

  unless cfg.cleanup_on_destroy
    @app.call(env)
    return
  end

  if created_by_this_machine?(env, name) || owned_by_this_machine?(name, mid)
    UiHelpers.say(ui, "#{UiHelpers.e(:broom)} #{I18n.t('vdnm.messages.remove_network', name: name)}")

    if Util.docker_network_exists?(name)
      out, _e, st = Open3.capture3("docker", "network", "inspect", name)
      if st.success?
        begin
          info = JSON.parse(out).first
          (info["Containers"] || {}).values.each do |c|
            cn = c["Name"]
            UiHelpers.say(ui, "#{UiHelpers.e(:ongoing)} #{I18n.t('vdnm.log.disconnect_container', name: cn)}")
            Util.sh!("network", "disconnect", "--force", name, cn)
            if ENV["VDNM_DESTROY_WITH_CONTAINERS"] == "1"
              UiHelpers.say(ui, "#{UiHelpers.e(:ongoing)} #{I18n.t('vdnm.log.remove_container', name: cn)}")
              Util.sh!("rm", "-f", cn)
            end
          end
        rescue => e
          UiHelpers.warn(ui, "failed to parse containers for '#{name}': #{e.message}")
        end
      end

      if Util.sh!("network", "rm", name)
        delete_marker(env, name)
        UiHelpers.say(ui, "#{UiHelpers.e(:success)} #{I18n.t('vdnm.log.ok')}")
      else
        UiHelpers.warn(ui, "#{UiHelpers.e(:warning)} #{I18n.t('vdnm.errors.remove_failed')}")
      end
    else
      delete_marker(env, name)
      UiHelpers.say(ui, "#{UiHelpers.e(:info)} #{I18n.t('vdnm.messages.nothing_to_do')}")
    end
  else
    UiHelpers.say(ui, "#{UiHelpers.e(:broom)} #{I18n.t('vdnm.messages.nothing_to_do')}")
  end

  @app.call(env)
end