Class: Kontena::Plugin::Cloud::Image::LoginCommand

Inherits:
Command
  • Object
show all
Includes:
Cli::Common, Common
Defined in:
lib/kontena/plugin/cloud/image/login_command.rb

Constant Summary

Constants included from CloudCommand

CloudCommand::PLATFORM_NOT_SELECTED_ERROR

Instance Method Summary collapse

Methods included from Common

#default_org, #image_distribution_url, #image_registry_client, #image_registry_url

Methods included from CloudCommand

#verify_current_grid, #verify_current_master, #verify_current_master_token

Instance Method Details

#execute ⇒ Object 



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# File 'lib/kontena/plugin/cloud/image/login_command.rb', line 11

def execute
  token = nil
   "Creating a new Kontena Cloud token for Docker" do
    data = { attributes: { name: 'docker' } }
    token = cloud_client.post("/user/personal_access_tokens", { data: data })['data']
  end

  success =  "Logging in to the Kontena Cloud Image Registry" do |spin|
    pass = token.dig('attributes', 'access-token')

    if `docker login --help`['--password-stdin']
      output, stderr, status = Open3.capture3("docker login -u %s --password-stdin %s" % [.username, image_distribution_url].map(&:shellescape), :stdin_data => pass)
      unless status.success?
        exit_with_error stderr
      end
    else
      output, stderr, status = Open3.capture3("docker login -u %s --password \"%s\" %s" % [.username, pass, image_distribution_url])
      unless status.success?
        exit_with_error stderr
      end
    end
    true
  end

  if success
    puts
    puts "  Login succeeded. Now you should be able to push and pull images using docker"
    puts "  cli from #{pastel.cyan(image_distribution_url)}"
    puts
    puts "  Example:"
    puts
    puts "  #{pastel.green.on_black(' docker tag localimage images.kontena.io/organization/imagename ')}"
    puts "  #{pastel.green.on_black(' docker push images.kontena.io/organization/imagename           ')}"
    puts
    puts "  To configure grid nodes to pull from Kontena Cloud Image Registry you should:"
    puts
    puts "  1. Create a non-expiring token for authentication:"
    puts
    puts "     #{pastel.green.on_black(' kontena cloud token create <name> ')}"
    puts
    puts "  2. Configure your platform to use Kontena Cloud Image Registry as an external"
    puts "     registry:"
    puts
    puts "     #{pastel.green.on_black(' kontena external-registry add -u <username> -p <token> https://images.kontena.io ')}"
    puts
  end
end