# frozen_string_literal: true require 'rails_helper' require 'webauthn/fake_client' RSpec.describe Auth::SessionsController do render_views before do request.env['devise.mapping'] = Devise.mappings[:user] end describe 'GET #new' do it 'returns http success' do get :new expect(response).to have_http_status(200) end end describe 'DELETE #destroy' do let(:user) { Fabricate(:user) } context 'with a regular user' do it 'redirects to home after sign out' do sign_in(user, scope: :user) delete :destroy expect(response).to redirect_to(new_user_session_path) end it 'does not delete redirect location with continue=true' do sign_in(user, scope: :user) controller.store_location_for(:user, '/authorize') delete :destroy, params: { continue: 'true' } expect(controller.stored_location_for(:user)).to eq '/authorize' end end context 'with a suspended user' do before do user.account.suspend! end it 'redirects to home after sign out' do sign_in(user, scope: :user) delete :destroy expect(response).to redirect_to(new_user_session_path) end end end describe 'POST #create' do context 'when using PAM authentication', if: ENV['PAM_ENABLED'] == 'true' do context 'when using a valid password' do before do post :create, params: { user: { email: 'pam_user1', password: '123456' } } end it 'redirects to home and logs the user in' do expect(response).to redirect_to(root_path) expect(controller.current_user).to be_instance_of(User) end end context 'when using an invalid password' do before do post :create, params: { user: { email: 'pam_user1', password: 'WRONGPW' } } end it 'shows a login error and does not log the user in' do expect(flash[:alert]).to match I18n.t('devise.failure.invalid', authentication_keys: I18n.t('activerecord.attributes.user.email')) expect(controller.current_user).to be_nil end end context 'when using a valid email and existing user' do let!(:user) do account = Fabricate.build(:account, username: 'pam_user1', user: nil) account.save!(validate: false) user = Fabricate(:user, email: 'pam@example.com', password: nil, account: account, external: true) user end before do post :create, params: { user: { email: user.email, password: '123456' } } end it 'redirects to home and logs the user in' do expect(response).to redirect_to(root_path) expect(controller.current_user).to eq user end end end context 'when using password authentication' do let(:user) { Fabricate(:user, email: 'foo@bar.com', password: 'abcdefgh') } context 'when using a valid password' do before do post :create, params: { user: { email: user.email, password: user.password } } end it 'redirects to home and logs the user in' do expect(response).to redirect_to(root_path) expect(controller.current_user).to eq user end end context 'when using a valid password on a previously-used account with a new IP address' do subject { post :create, params: { user: { email: user.email, password: user.password } } } let(:previous_ip) { '1.2.3.4' } let(:current_ip) { '4.3.2.1' } before do Fabricate(:login_activity, user: user, ip: previous_ip) allow(controller.request).to receive(:remote_ip).and_return(current_ip) user.update(current_sign_in_at: 1.month.ago) end it 'logs the user in and sends suspicious email and redirects home', :sidekiq_inline do subject expect(response) .to redirect_to(root_path) expect(controller.current_user) .to eq user expect(UserMailer.deliveries.size).to eq(1) expect(UserMailer.deliveries.first.to.first).to eq(user.email) expect(UserMailer.deliveries.first.subject).to eq(I18n.t('user_mailer.suspicious_sign_in.subject')) end end context 'when using email with uppercase letters' do before do post :create, params: { user: { email: user.email.upcase, password: user.password } } end it 'redirects to home and logs the user in' do expect(response).to redirect_to(root_path) expect(controller.current_user).to eq user end end context 'when using an invalid password' do before do post :create, params: { user: { email: user.email, password: 'wrongpw' } } end it 'shows a login error and does not log the user in' do expect(flash[:alert]).to match I18n.t('devise.failure.invalid', authentication_keys: I18n.t('activerecord.attributes.user.email')) expect(controller.current_user).to be_nil end end context 'when using an unconfirmed password' do before do request.headers['Accept-Language'] = accept_language post :create, params: { user: { email: unconfirmed_user.email, password: unconfirmed_user.password } } end let(:unconfirmed_user) { user.tap { |u| u.update!(confirmed_at: nil) } } let(:accept_language) { 'fr' } it 'redirects to home' do expect(response).to redirect_to(root_path) end end context "when logging in from the user's page" do before do allow(controller).to receive(:single_user_mode?).and_return(single_user_mode) allow(controller).to receive(:stored_location_for).with(:user).and_return("/@#{user.account.username}") post :create, params: { user: { email: user.email, password: user.password } } end context 'with single user mode' do let(:single_user_mode) { true } it 'redirects to home' do expect(response).to redirect_to(root_path) end end context 'with non-single user mode' do let(:single_user_mode) { false } it "redirects back to the user's page" do expect(response).to redirect_to(short_account_path(username: user.account)) end end end end context 'when using two-factor authentication' do context 'with OTP enabled as second factor' do let!(:user) do Fabricate(:user, email: 'x@y.com', password: 'abcdefgh', otp_required_for_login: true, otp_secret: User.generate_otp_secret(32)) end let!(:recovery_codes) do codes = user.generate_otp_backup_codes! user.save return codes end context 'when using email and password' do before do post :create, params: { user: { email: user.email, password: user.password } } end it 'renders two factor authentication page' do expect(controller).to render_template('two_factor') expect(controller).to render_template(partial: '_otp_authentication_form') end end context 'when using email and password after an unfinished log-in attempt to a 2FA-protected account' do let!(:other_user) do Fabricate(:user, email: 'z@y.com', password: 'abcdefgh', otp_required_for_login: true, otp_secret: User.generate_otp_secret(32)) end before do post :create, params: { user: { email: other_user.email, password: other_user.password } } post :create, params: { user: { email: user.email, password: user.password } } end it 'renders two factor authentication page' do expect(controller).to render_template('two_factor') expect(controller).to render_template(partial: '_otp_authentication_form') end end context 'when using upcase email and password' do before do post :create, params: { user: { email: user.email.upcase, password: user.password } } end it 'renders two factor authentication page' do expect(controller).to render_template('two_factor') expect(controller).to render_template(partial: '_otp_authentication_form') end end context 'when repeatedly using an invalid TOTP code before using a valid code' do before do stub_const('Auth::SessionsController::MAX_2FA_ATTEMPTS_PER_HOUR', 2) # Travel to the beginning of an hour to avoid crossing rate-limit buckets travel_to '2023-12-20T10:00:00Z' end it 'does not log the user in, sets a flash message, and sends a suspicious sign in email', :sidekiq_inline do Auth::SessionsController::MAX_2FA_ATTEMPTS_PER_HOUR.times do post :create, params: { user: { otp_attempt: '1234' } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s } expect(controller.current_user).to be_nil end post :create, params: { user: { otp_attempt: user.current_otp } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s } expect(controller.current_user) .to be_nil expect(flash[:alert]) .to match I18n.t('users.rate_limited') expect(UserMailer.deliveries.size).to eq(1) expect(UserMailer.deliveries.first.to.first).to eq(user.email) expect(UserMailer.deliveries.first.subject).to eq(I18n.t('user_mailer.failed_2fa.subject')) end end context 'when using a valid OTP' do before do post :create, params: { user: { otp_attempt: user.current_otp } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s } end it 'redirects to home and logs the user in' do expect(response).to redirect_to(root_path) expect(controller.current_user).to eq user end end context 'when the server has an decryption error' do before do allow(user).to receive(:validate_and_consume_otp!).with(user.current_otp).and_raise(OpenSSL::Cipher::CipherError) allow(User).to receive(:find_by).with(id: user.id).and_return(user) post :create, params: { user: { otp_attempt: user.current_otp } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s } end it 'shows a login error and does not log the user in' do expect(flash[:alert]).to match I18n.t('users.invalid_otp_token') expect(controller.current_user).to be_nil end end context 'when using a valid recovery code' do before do post :create, params: { user: { otp_attempt: recovery_codes.first } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s } end it 'redirects to home and logs the user in' do expect(response).to redirect_to(root_path) expect(controller.current_user).to eq user end end context 'when using an invalid OTP' do before do post :create, params: { user: { otp_attempt: 'wrongotp' } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s } end it 'shows a login error and does not log the user in' do expect(flash[:alert]).to match I18n.t('users.invalid_otp_token') expect(controller.current_user).to be_nil end end end context 'with WebAuthn and OTP enabled as second factor' do let!(:user) do Fabricate(:user, email: 'x@y.com', password: 'abcdefgh', otp_required_for_login: true, otp_secret: User.generate_otp_secret(32)) end let!(:webauthn_credential) do user.update(webauthn_id: WebAuthn.generate_user_id) public_key_credential = WebAuthn::Credential.from_create(fake_client.create) user.webauthn_credentials.create( nickname: 'SecurityKeyNickname', external_id: public_key_credential.id, public_key: public_key_credential.public_key, sign_count: '1000' ) user.webauthn_credentials.take end let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http'}://#{Rails.configuration.x.web_domain}" } let(:fake_client) { WebAuthn::FakeClient.new(domain) } let(:challenge) { WebAuthn::Credential.options_for_get.challenge } let(:sign_count) { 1234 } let(:fake_credential) { fake_client.get(challenge: challenge, sign_count: sign_count) } before do user.generate_otp_backup_codes! user.save end context 'when using email and password' do before do post :create, params: { user: { email: user.email, password: user.password } } end it 'renders webauthn authentication page' do expect(controller).to render_template('two_factor') expect(controller).to render_template(partial: '_webauthn_form') end end context 'when using upcase email and password' do before do post :create, params: { user: { email: user.email.upcase, password: user.password } } end it 'renders webauthn authentication page' do expect(controller).to render_template('two_factor') expect(controller).to render_template(partial: '_webauthn_form') end end context 'when using a valid webauthn credential' do before do controller.session[:webauthn_challenge] = challenge post :create, params: { user: { credential: fake_credential } }, session: { attempt_user_id: user.id, attempt_user_updated_at: user.updated_at.to_s } end it 'instructs the browser to redirect to home, logs the user in, and updates the sign count' do expect(body_as_json[:redirect_path]).to eq(root_path) expect(controller.current_user).to eq user expect(webauthn_credential.reload.sign_count).to eq(sign_count) end end end end end describe 'GET #webauthn_options' do context 'with WebAuthn and OTP enabled as second factor' do let(:domain) { "#{Rails.configuration.x.use_https ? 'https' : 'http'}://#{Rails.configuration.x.web_domain}" } let(:fake_client) { WebAuthn::FakeClient.new(domain) } let!(:user) do Fabricate(:user, email: 'x@y.com', password: 'abcdefgh', otp_required_for_login: true, otp_secret: User.generate_otp_secret(32)) end before do user.update(webauthn_id: WebAuthn.generate_user_id) public_key_credential = WebAuthn::Credential.from_create(fake_client.create) user.webauthn_credentials.create( nickname: 'SecurityKeyNickname', external_id: public_key_credential.id, public_key: public_key_credential.public_key, sign_count: '1000' ) post :create, params: { user: { email: user.email, password: user.password } } end it 'returns http success' do get :webauthn_options expect(response).to have_http_status 200 end end end end