82 lines
2.2 KiB
Ruby
82 lines
2.2 KiB
Ruby
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module Auth
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class ContainerRegistryAuthenticationService < BaseService
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AUDIENCE = 'container_registry'
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def execute
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return error('not found', 404) unless registry.enabled
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if params[:offline_token]
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return error('unauthorized', 401) unless current_user || project
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else
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return error('forbidden', 403) unless scope
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end
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{ token: authorized_token(scope).encoded }
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end
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def self.full_access_token(*names)
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registry = Gitlab.config.registry
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token = JSONWebToken::RSAToken.new(registry.key)
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token.issuer = registry.issuer
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token.audience = AUDIENCE
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token[:access] = names.map do |name|
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{ type: 'repository', name: name, actions: %w(*) }
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end
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token.encoded
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end
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private
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def authorized_token(*accesses)
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token = JSONWebToken::RSAToken.new(registry.key)
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token.issuer = registry.issuer
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token.audience = params[:service]
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token.subject = current_user.try(:username)
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token[:access] = accesses.compact
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token
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end
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def scope
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return unless params[:scope]
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@scope ||= process_scope(params[:scope])
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end
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def process_scope(scope)
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type, name, actions = scope.split(':', 3)
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actions = actions.split(',')
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return unless type == 'repository'
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process_repository_access(type, name, actions)
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end
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def process_repository_access(type, name, actions)
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requested_project = Project.find_with_namespace(name)
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return unless requested_project
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actions = actions.select do |action|
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can_access?(requested_project, action)
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end
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{ type: type, name: name, actions: actions } if actions.present?
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end
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def can_access?(requested_project, requested_action)
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return false unless requested_project.container_registry_enabled?
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case requested_action
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when 'pull'
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requested_project == project || can?(current_user, :read_container_image, requested_project)
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when 'push'
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requested_project == project || can?(current_user, :create_container_image, requested_project)
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else
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false
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end
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end
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def registry
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Gitlab.config.registry
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end
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end
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end
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