debian-mirror-gitlab/app/services/auth/dependency_proxy_authentication_service.rb

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2021-02-22 17:27:13 +05:30
# frozen_string_literal: true
module Auth
class DependencyProxyAuthenticationService < BaseService
AUDIENCE = 'dependency_proxy'
HMAC_KEY = 'gitlab-dependency-proxy'
DEFAULT_EXPIRE_TIME = 1.minute
def execute(authentication_abilities:)
return error('dependency proxy not enabled', 404) unless ::Gitlab.config.dependency_proxy.enabled
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# Because app/controllers/concerns/dependency_proxy/auth.rb consumes this
# JWT only as `User.find`, we currently only allow User (not DeployToken, etc)
return error('access forbidden', 403) unless current_user.is_a?(User)
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{ token: authorized_token.encoded }
end
class << self
include ::Gitlab::Utils::StrongMemoize
def secret
strong_memoize(:secret) do
OpenSSL::HMAC.hexdigest(
'sha256',
::Settings.attr_encrypted_db_key_base,
HMAC_KEY
)
end
end
def token_expire_at
Time.current + Gitlab::CurrentSettings.container_registry_token_expire_delay.minutes
end
end
private
def authorized_token
JSONWebToken::HMACToken.new(self.class.secret).tap do |token|
token['user_id'] = current_user.id
token.expire_time = self.class.token_expire_at
end
end
end
end