219 lines
5.8 KiB
Ruby
219 lines
5.8 KiB
Ruby
# frozen_string_literal: true
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class OmniauthCallbacksController < Devise::OmniauthCallbacksController
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include AuthenticatesWithTwoFactor
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include Devise::Controllers::Rememberable
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include AuthHelper
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protect_from_forgery except: [:kerberos, :saml, :cas3, :failure], with: :exception, prepend: true
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def handle_omniauth
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omniauth_flow(Gitlab::Auth::OAuth)
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end
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AuthHelper.providers_for_base_controller.each do |provider|
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alias_method provider, :handle_omniauth
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end
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# Extend the standard implementation to also increment
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# the number of failed sign in attempts
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def failure
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if params[:username].present? && AuthHelper.form_based_provider?(failed_strategy.name)
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user = User.by_login(params[:username])
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user&.increment_failed_attempts!
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end
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super
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end
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# Extend the standard message generation to accept our custom exception
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def failure_message
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exception = request.env["omniauth.error"]
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error = exception.error_reason if exception.respond_to?(:error_reason)
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error ||= exception.error if exception.respond_to?(:error)
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error ||= exception.message if exception.respond_to?(:message)
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error ||= request.env["omniauth.error.type"].to_s
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error.to_s.humanize if error
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end
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def saml
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omniauth_flow(Gitlab::Auth::Saml)
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end
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def omniauth_error
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@provider = params[:provider]
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@error = params[:error]
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render 'errors/omniauth_error', layout: "oauth_error", status: 422
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end
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def cas3
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ticket = params['ticket']
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if ticket
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handle_service_ticket oauth['provider'], ticket
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end
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handle_omniauth
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end
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def authentiq
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if params['sid']
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handle_service_ticket oauth['provider'], params['sid']
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end
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handle_omniauth
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end
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def auth0
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if oauth['uid'].blank?
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fail_auth0_login
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else
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handle_omniauth
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end
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end
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private
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def omniauth_flow(auth_module, identity_linker: nil)
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if fragment = request.env.dig('omniauth.params', 'redirect_fragment').presence
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store_redirect_fragment(fragment)
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end
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if current_user
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return render_403 unless link_provider_allowed?(oauth['provider'])
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log_audit_event(current_user, with: oauth['provider'])
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identity_linker ||= auth_module::IdentityLinker.new(current_user, oauth)
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link_identity(identity_linker)
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if identity_linker.changed?
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redirect_identity_linked
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elsif identity_linker.failed?
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redirect_identity_link_failed(identity_linker.error_message)
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else
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redirect_identity_exists
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end
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else
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sign_in_user_flow(auth_module::User)
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end
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end
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def link_identity(identity_linker)
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identity_linker.link
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end
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def redirect_identity_exists
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redirect_to after_sign_in_path_for(current_user)
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end
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def redirect_identity_link_failed(error_message)
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redirect_to profile_account_path, notice: _("Authentication failed: %{error_message}") % { error_message: error_message }
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end
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def redirect_identity_linked
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redirect_to profile_account_path, notice: _('Authentication method updated')
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end
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def handle_service_ticket(provider, ticket)
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Gitlab::Auth::OAuth::Session.create provider, ticket
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session[:service_tickets] ||= {}
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session[:service_tickets][provider] = ticket
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end
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def build_auth_user(auth_user_class)
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auth_user_class.new(oauth)
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end
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def sign_in_user_flow(auth_user_class)
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auth_user = build_auth_user(auth_user_class)
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user = auth_user.find_and_update!
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if auth_user.valid_sign_in?
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log_audit_event(user, with: oauth['provider'])
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set_remember_me(user)
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if user.two_factor_enabled? && !auth_user.bypass_two_factor?
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prompt_for_two_factor(user)
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else
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sign_in_and_redirect(user, event: :authentication)
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end
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else
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fail_login(user)
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end
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rescue Gitlab::Auth::OAuth::User::SigninDisabledForProviderError
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handle_disabled_provider
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rescue Gitlab::Auth::OAuth::User::SignupDisabledError
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handle_signup_error
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end
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def handle_signup_error
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label = Gitlab::Auth::OAuth::Provider.label_for(oauth['provider'])
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message = [_("Signing in using your %{label} account without a pre-existing GitLab account is not allowed.") % { label: label }]
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if Gitlab::CurrentSettings.allow_signup?
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message << _("Create a GitLab account first, and then connect it to your %{label} account.") % { label: label }
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end
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flash[:notice] = message.join(' ')
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redirect_to new_user_session_path
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end
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def oauth
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@oauth ||= request.env['omniauth.auth']
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end
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def fail_login(user)
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error_message = user.errors.full_messages.to_sentence
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return redirect_to omniauth_error_path(oauth['provider'], error: error_message)
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end
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def fail_auth0_login
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flash[:alert] = _('Wrong extern UID provided. Make sure Auth0 is configured correctly.')
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redirect_to new_user_session_path
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end
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def handle_disabled_provider
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label = Gitlab::Auth::OAuth::Provider.label_for(oauth['provider'])
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flash[:alert] = _("Signing in using %{label} has been disabled") % { label: label }
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redirect_to new_user_session_path
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end
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def log_audit_event(user, options = {})
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AuditEventService.new(user, user, options)
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.for_authentication.security_event
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end
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def set_remember_me(user)
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return unless remember_me?
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if user.two_factor_enabled?
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params[:remember_me] = '1'
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else
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remember_me(user)
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end
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end
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def remember_me?
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request_params = request.env['omniauth.params']
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(request_params['remember_me'] == '1') if request_params.present?
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end
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def store_redirect_fragment(redirect_fragment)
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key = stored_location_key_for(:user)
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location = session[key]
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if uri = parse_uri(location)
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uri.fragment = redirect_fragment
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store_location_for(:user, uri.to_s)
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end
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end
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end
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OmniauthCallbacksController.prepend_if_ee('EE::OmniauthCallbacksController')
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