debian-mirror-gitlab/app/controllers/omniauth_callbacks_controller.rb
2018-03-27 19:54:05 +05:30

203 lines
5.6 KiB
Ruby

class OmniauthCallbacksController < Devise::OmniauthCallbacksController
include AuthenticatesWithTwoFactor
include Devise::Controllers::Rememberable
protect_from_forgery except: [:kerberos, :saml, :cas3]
Gitlab.config.omniauth.providers.each do |provider|
define_method provider['name'] do
handle_omniauth
end
end
if Gitlab::Auth::LDAP::Config.enabled?
Gitlab::Auth::LDAP::Config.available_servers.each do |server|
define_method server['provider_name'] do
ldap
end
end
end
# Extend the standard message generation to accept our custom exception
def failure_message
exception = env["omniauth.error"]
error = exception.error_reason if exception.respond_to?(:error_reason)
error ||= exception.error if exception.respond_to?(:error)
error ||= exception.message if exception.respond_to?(:message)
error ||= env["omniauth.error.type"].to_s
error.to_s.humanize if error
end
# We only find ourselves here
# if the authentication to LDAP was successful.
def ldap
ldap_user = Gitlab::Auth::LDAP::User.new(oauth)
ldap_user.save if ldap_user.changed? # will also save new users
@user = ldap_user.gl_user
@user.remember_me = params[:remember_me] if ldap_user.persisted?
# Do additional LDAP checks for the user filter and EE features
if ldap_user.allowed?
if @user.two_factor_enabled?
prompt_for_two_factor(@user)
else
log_audit_event(@user, with: oauth['provider'])
sign_in_and_redirect(@user)
end
else
fail_ldap_login
end
end
def saml
if current_user
log_audit_event(current_user, with: :saml)
# Update SAML identity if data has changed.
identity = current_user.identities.with_extern_uid(:saml, oauth['uid']).take
if identity.nil?
current_user.identities.create(extern_uid: oauth['uid'], provider: :saml)
redirect_to profile_account_path, notice: 'Authentication method updated'
else
redirect_to after_sign_in_path_for(current_user)
end
else
saml_user = Gitlab::Auth::Saml::User.new(oauth)
saml_user.save if saml_user.changed?
@user = saml_user.gl_user
continue_login_process
end
rescue Gitlab::Auth::OAuth::User::SignupDisabledError
handle_signup_error
end
def omniauth_error
@provider = params[:provider]
@error = params[:error]
render 'errors/omniauth_error', layout: "oauth_error", status: 422
end
def cas3
ticket = params['ticket']
if ticket
handle_service_ticket oauth['provider'], ticket
end
handle_omniauth
end
def authentiq
if params['sid']
handle_service_ticket oauth['provider'], params['sid']
end
handle_omniauth
end
def auth0
if oauth['uid'].blank?
fail_auth0_login
else
handle_omniauth
end
end
private
def handle_omniauth
if current_user
# Add new authentication method
current_user.identities
.with_extern_uid(oauth['provider'], oauth['uid'])
.first_or_create(extern_uid: oauth['uid'])
log_audit_event(current_user, with: oauth['provider'])
redirect_to profile_account_path, notice: 'Authentication method updated'
else
oauth_user = Gitlab::Auth::OAuth::User.new(oauth)
oauth_user.save
@user = oauth_user.gl_user
continue_login_process
end
rescue Gitlab::Auth::OAuth::User::SigninDisabledForProviderError
handle_disabled_provider
rescue Gitlab::Auth::OAuth::User::SignupDisabledError
handle_signup_error
end
def handle_service_ticket(provider, ticket)
Gitlab::Auth::OAuth::Session.create provider, ticket
session[:service_tickets] ||= {}
session[:service_tickets][provider] = ticket
end
def continue_login_process
# Only allow properly saved users to login.
if @user.persisted? && @user.valid?
log_audit_event(@user, with: oauth['provider'])
if @user.two_factor_enabled?
params[:remember_me] = '1' if remember_me?
prompt_for_two_factor(@user)
else
remember_me(@user) if remember_me?
sign_in_and_redirect(@user)
end
else
fail_login
end
end
def handle_signup_error
label = Gitlab::Auth::OAuth::Provider.label_for(oauth['provider'])
message = "Signing in using your #{label} account without a pre-existing GitLab account is not allowed."
if Gitlab::CurrentSettings.allow_signup?
message << " Create a GitLab account first, and then connect it to your #{label} account."
end
flash[:notice] = message
redirect_to new_user_session_path
end
def oauth
@oauth ||= request.env['omniauth.auth']
end
def fail_login
error_message = @user.errors.full_messages.to_sentence
return redirect_to omniauth_error_path(oauth['provider'], error: error_message)
end
def fail_ldap_login
flash[:alert] = 'Access denied for your LDAP account.'
redirect_to new_user_session_path
end
def fail_auth0_login
flash[:alert] = 'Wrong extern UID provided. Make sure Auth0 is configured correctly.'
redirect_to new_user_session_path
end
def handle_disabled_provider
label = Gitlab::Auth::OAuth::Provider.label_for(oauth['provider'])
flash[:alert] = "Signing in using #{label} has been disabled"
redirect_to new_user_session_path
end
def log_audit_event(user, options = {})
AuditEventService.new(user, user, options)
.for_authentication.security_event
end
def remember_me?
request_params = request.env['omniauth.params']
(request_params['remember_me'] == '1') if request_params.present?
end
end