Commit c1921fb5 authored by Patricio Cano's avatar Patricio Cano Committed by Rémy Coutable

Merge branch 'saml-decoupling' into 'master'

parent 778da502
...@@ -66,6 +66,9 @@ v 8.5.0 (unreleased) ...@@ -66,6 +66,9 @@ v 8.5.0 (unreleased)
- Fix builds scheduler when first build in stage was allowed to fail - Fix builds scheduler when first build in stage was allowed to fail
- User project limit is reached notice is hidden if the projects limit is zero - User project limit is reached notice is hidden if the projects limit is zero
- Add API support for managing runners and project's runners - Add API support for managing runners and project's runners
- Allow SAML users to login with no previous account without having to allow
all Omniauth providers to do so.
- Allow existing users to auto link their SAML credentials by logging in via SAML
v 8.4.4 v 8.4.4
- Update omniauth-saml gem to 1.4.2 - Update omniauth-saml gem to 1.4.2
......
...@@ -42,6 +42,26 @@ class OmniauthCallbacksController < Devise::OmniauthCallbacksController ...@@ -42,6 +42,26 @@ class OmniauthCallbacksController < Devise::OmniauthCallbacksController
end end
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.find_by(extern_uid: oauth['uid'], provider: :saml)
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::Saml::User.new(oauth)
saml_user.save
@user = saml_user.gl_user
continue_login_process
end
end
def omniauth_error def omniauth_error
@provider = params[:provider] @provider = params[:provider]
@error = params[:error] @error = params[:error]
...@@ -65,25 +85,11 @@ class OmniauthCallbacksController < Devise::OmniauthCallbacksController ...@@ -65,25 +85,11 @@ class OmniauthCallbacksController < Devise::OmniauthCallbacksController
log_audit_event(current_user, with: oauth['provider']) log_audit_event(current_user, with: oauth['provider'])
redirect_to profile_account_path, notice: 'Authentication method updated' redirect_to profile_account_path, notice: 'Authentication method updated'
else else
@user = Gitlab::OAuth::User.new(oauth) oauth_user = Gitlab::OAuth::User.new(oauth)
@user.save oauth_user.save
@user = oauth_user.gl_user
# Only allow properly saved users to login.
if @user.persisted? && @user.valid?
log_audit_event(@user.gl_user, with: oauth['provider'])
sign_in_and_redirect(@user.gl_user)
else
error_message =
if @user.gl_user.errors.any?
@user.gl_user.errors.map do |attribute, message|
"#{attribute} #{message}"
end.join(", ")
else
''
end
redirect_to omniauth_error_path(oauth['provider'], error: error_message) and return continue_login_process
end
end end
rescue Gitlab::OAuth::SignupDisabledError rescue Gitlab::OAuth::SignupDisabledError
label = Gitlab::OAuth::Provider.label_for(oauth['provider']) label = Gitlab::OAuth::Provider.label_for(oauth['provider'])
...@@ -104,6 +110,18 @@ class OmniauthCallbacksController < Devise::OmniauthCallbacksController ...@@ -104,6 +110,18 @@ class OmniauthCallbacksController < Devise::OmniauthCallbacksController
session[:service_tickets][provider] = ticket session[:service_tickets][provider] = ticket
end end
def continue_login_process
# Only allow properly saved users to login.
if @user.persisted? && @user.valid?
log_audit_event(@user, with: oauth['provider'])
sign_in_and_redirect(@user)
else
error_message = @user.errors.full_messages.to_sentence
redirect_to omniauth_error_path(oauth['provider'], error: error_message) and return
end
end
def oauth def oauth
@oauth ||= request.env['omniauth.auth'] @oauth ||= request.env['omniauth.auth']
end end
......
...@@ -288,15 +288,22 @@ production: &base ...@@ -288,15 +288,22 @@ production: &base
# auto_sign_in_with_provider: saml # auto_sign_in_with_provider: saml
# CAUTION! # CAUTION!
# This allows users to login without having a user account first (default: false). # This allows users to login without having a user account first. Define the allowed providers
# using an array, e.g. ["saml", "twitter"], or as true/false to allow all providers or none.
# User accounts will be created automatically when authentication was successful. # User accounts will be created automatically when authentication was successful.
allow_single_sign_on: false allow_single_sign_on: ["saml"]
# Locks down those users until they have been cleared by the admin (default: true). # Locks down those users until they have been cleared by the admin (default: true).
block_auto_created_users: true block_auto_created_users: true
# Look up new users in LDAP servers. If a match is found (same uid), automatically # Look up new users in LDAP servers. If a match is found (same uid), automatically
# link the omniauth identity with the LDAP account. (default: false) # link the omniauth identity with the LDAP account. (default: false)
auto_link_ldap_user: false auto_link_ldap_user: false
# Allow users with existing accounts to login and auto link their account via SAML
# login, without having to do a manual login first and manually add SAML
# (default: false)
auto_link_saml_user: false
## Auth providers ## Auth providers
# Uncomment the following lines and fill in the data of the auth provider you want to use # Uncomment the following lines and fill in the data of the auth provider you want to use
# If your favorite auth provider is not listed you can use others: # If your favorite auth provider is not listed you can use others:
......
...@@ -24,6 +24,10 @@ module Gitlab ...@@ -24,6 +24,10 @@ module Gitlab
update_user_attributes update_user_attributes
end end
def save
super('LDAP')
end
# instance methods # instance methods
def gl_user def gl_user
@gl_user ||= find_by_uid_and_provider || find_by_email || build_new_user @gl_user ||= find_by_uid_and_provider || find_by_email || build_new_user
......
...@@ -26,7 +26,7 @@ module Gitlab ...@@ -26,7 +26,7 @@ module Gitlab
gl_user.try(:valid?) gl_user.try(:valid?)
end end
def save def save(provider = 'OAuth')
unauthorized_to_create unless gl_user unauthorized_to_create unless gl_user
if needs_blocking? if needs_blocking?
...@@ -36,10 +36,10 @@ module Gitlab ...@@ -36,10 +36,10 @@ module Gitlab
gl_user.save! gl_user.save!
end end
log.info "(OAuth) saving user #{auth_hash.email} from login with extern_uid => #{auth_hash.uid}" log.info "(#{provider}) saving user #{auth_hash.email} from login with extern_uid => #{auth_hash.uid}"
gl_user gl_user
rescue ActiveRecord::RecordInvalid => e rescue ActiveRecord::RecordInvalid => e
log.info "(OAuth) Error saving user: #{gl_user.errors.full_messages}" log.info "(#{provider}) Error saving user: #{gl_user.errors.full_messages}"
return self, e.record.errors return self, e.record.errors
end end
...@@ -105,7 +105,12 @@ module Gitlab ...@@ -105,7 +105,12 @@ module Gitlab
end end
def signup_enabled? def signup_enabled?
Gitlab.config.omniauth.allow_single_sign_on providers = Gitlab.config.omniauth.allow_single_sign_on
if providers.is_a?(Array)
providers.include?(auth_hash.provider)
else
providers
end
end end
def block_after_signup? def block_after_signup?
......
# SAML extension for User model
#
# * Find GitLab user based on SAML uid and provider
# * Create new user from SAML data
#
module Gitlab
module Saml
class User < Gitlab::OAuth::User
def save
super('SAML')
end
def gl_user
@user ||= find_by_uid_and_provider
if auto_link_ldap_user?
@user ||= find_or_create_ldap_user
end
if auto_link_saml_enabled?
@user ||= find_by_email
end
if signup_enabled?
@user ||= build_new_user
end
@user
end
def find_by_email
if auth_hash.has_email?
user = ::User.find_by(email: auth_hash.email.downcase)
user.identities.new(extern_uid: auth_hash.uid, provider: auth_hash.provider) if user
user
end
end
protected
def auto_link_saml_enabled?
Gitlab.config.omniauth.auto_link_saml_user
end
end
end
end
...@@ -41,7 +41,20 @@ describe Gitlab::OAuth::User, lib: true do ...@@ -41,7 +41,20 @@ describe Gitlab::OAuth::User, lib: true do
describe 'signup' do describe 'signup' do
shared_examples "to verify compliance with allow_single_sign_on" do shared_examples "to verify compliance with allow_single_sign_on" do
context "with allow_single_sign_on enabled" do context "with new allow_single_sign_on enabled syntax" do
before { stub_omniauth_config(allow_single_sign_on: ['twitter']) }
it "creates a user from Omniauth" do
oauth_user.save
expect(gl_user).to be_valid
identity = gl_user.identities.first
expect(identity.extern_uid).to eql uid
expect(identity.provider).to eql 'twitter'
end
end
context "with old allow_single_sign_on enabled syntax" do
before { stub_omniauth_config(allow_single_sign_on: true) } before { stub_omniauth_config(allow_single_sign_on: true) }
it "creates a user from Omniauth" do it "creates a user from Omniauth" do
...@@ -54,7 +67,14 @@ describe Gitlab::OAuth::User, lib: true do ...@@ -54,7 +67,14 @@ describe Gitlab::OAuth::User, lib: true do
end end
end end
context "with allow_single_sign_on disabled (Default)" do context "with new allow_single_sign_on disabled syntax" do
before { stub_omniauth_config(allow_single_sign_on: []) }
it "throws an error" do
expect{ oauth_user.save }.to raise_error StandardError
end
end
context "with old allow_single_sign_on disabled (Default)" do
before { stub_omniauth_config(allow_single_sign_on: false) } before { stub_omniauth_config(allow_single_sign_on: false) }
it "throws an error" do it "throws an error" do
expect{ oauth_user.save }.to raise_error StandardError expect{ oauth_user.save }.to raise_error StandardError
...@@ -135,7 +155,7 @@ describe Gitlab::OAuth::User, lib: true do ...@@ -135,7 +155,7 @@ describe Gitlab::OAuth::User, lib: true do
describe 'blocking' do describe 'blocking' do
let(:provider) { 'twitter' } let(:provider) { 'twitter' }
before { stub_omniauth_config(allow_single_sign_on: true) } before { stub_omniauth_config(allow_single_sign_on: ['twitter']) }
context 'signup with omniauth only' do context 'signup with omniauth only' do
context 'dont block on create' do context 'dont block on create' do
......
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