Class: Webauthn::AuthenticateService

Inherits:
BaseService show all
Includes:
Authn::WebauthnErrors, SafeFormatHelper
Defined in:
app/services/webauthn/authenticate_service.rb

Constant Summary

Constants inherited from BaseService

BaseService::UnauthorizedError

Instance Attribute Summary

Attributes inherited from BaseService

#current_user, #params, #project

Instance Method Summary collapse

Methods included from SafeFormatHelper

#safe_format, #tag_pair

Methods included from Authn::WebauthnErrors

#webauthn_error_messages, #webauthn_generic_error_messages, #webauthn_human_readable_errors

Methods included from BaseServiceUtility

#deny_visibility_level, #event_service, #log_error, #log_info, #notification_service, #system_hook_service, #todo_service, #visibility_level

Methods included from Gitlab::Allowable

#can?, #can_all?, #can_any?

Constructor Details

#initialize(user, device_response, challenge) ⇒ AuthenticateService

Returns a new instance of AuthenticateService.



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# File 'app/services/webauthn/authenticate_service.rb', line 8

def initialize(user, device_response, challenge)
  @user = user
  @device_response = device_response
  @challenge = challenge
end

Instance Method Details

#execute ⇒ Object 



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# File 'app/services/webauthn/authenticate_service.rb', line 14

def execute
  parsed_device_response = Gitlab::Json.safe_parse(@device_response)

  webauthn_credential = WebAuthn::Credential.from_get(parsed_device_response)
  encoded_raw_id = Base64.strict_encode64(webauthn_credential.raw_id)
  stored_webauthn_credential = stored_passkey_or_second_factor_webauthn_credential(encoded_raw_id)

  encoder = WebAuthn.configuration.encoder

  verify_webauthn(stored_webauthn_credential, webauthn_credential, @challenge, encoder)

  stored_webauthn_credential.update!(
    counter: webauthn_credential.sign_count,
    last_used_at: Time.current
  )

  ServiceResponse.success(
    message: _('WebAuthn device successfully authenticated.')
  )

rescue JSON::ParserError
  ServiceResponse.error(
    message: _('Your WebAuthn device did not send a valid JSON response.')
  )
rescue ActiveRecord::RecordNotFound
  ServiceResponse.error(
    message: webauthn_credential_not_found_error
  )
rescue WebAuthn::Error => err
  ServiceResponse.error(
    message: webauthn_human_readable_errors(err.class.name)
  )
end