378 lines
14 KiB
Ruby
378 lines
14 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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describe 'Rack Attack global throttles' do
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include RackAttackSpecHelpers
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let(:settings) { Gitlab::CurrentSettings.current_application_settings }
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# Start with really high limits and override them with low limits to ensure
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# the right settings are being exercised
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let(:settings_to_set) do
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{
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throttle_unauthenticated_requests_per_period: 100,
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throttle_unauthenticated_period_in_seconds: 1,
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throttle_authenticated_api_requests_per_period: 100,
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throttle_authenticated_api_period_in_seconds: 1,
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throttle_authenticated_web_requests_per_period: 100,
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throttle_authenticated_web_period_in_seconds: 1,
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throttle_authenticated_protected_paths_request_per_period: 100,
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throttle_authenticated_protected_paths_in_seconds: 1
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}
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end
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let(:request_method) { 'GET' }
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let(:requests_per_period) { 1 }
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let(:period_in_seconds) { 10000 }
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let(:period) { period_in_seconds.seconds }
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include_context 'rack attack cache store'
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describe 'unauthenticated requests' do
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let(:url_that_does_not_require_authentication) { '/users/sign_in' }
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let(:url_api_internal) { '/api/v4/internal/check' }
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before do
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# Disabling protected paths throttle, otherwise requests to
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# '/users/sign_in' are caught by this throttle.
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settings_to_set[:throttle_protected_paths_enabled] = false
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# Set low limits
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settings_to_set[:throttle_unauthenticated_requests_per_period] = requests_per_period
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settings_to_set[:throttle_unauthenticated_period_in_seconds] = period_in_seconds
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end
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context 'when the throttle is enabled' do
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before do
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settings_to_set[:throttle_unauthenticated_enabled] = true
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stub_application_setting(settings_to_set)
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end
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it 'rejects requests over the rate limit' do
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# At first, allow requests under the rate limit.
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requests_per_period.times do
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get url_that_does_not_require_authentication
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expect(response).to have_gitlab_http_status(:ok)
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end
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# the last straw
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expect_rejection { get url_that_does_not_require_authentication }
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end
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it 'allows requests after throttling and then waiting for the next period' do
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requests_per_period.times do
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get url_that_does_not_require_authentication
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expect(response).to have_gitlab_http_status(:ok)
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end
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expect_rejection { get url_that_does_not_require_authentication }
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Timecop.travel(period.from_now) do
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requests_per_period.times do
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get url_that_does_not_require_authentication
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expect(response).to have_gitlab_http_status(:ok)
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end
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expect_rejection { get url_that_does_not_require_authentication }
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end
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end
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it 'counts requests from different IPs separately' do
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requests_per_period.times do
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get url_that_does_not_require_authentication
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expect(response).to have_gitlab_http_status(:ok)
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end
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expect_next_instance_of(Rack::Attack::Request) do |instance|
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expect(instance).to receive(:ip).at_least(:once).and_return('1.2.3.4')
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end
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# would be over limit for the same IP
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get url_that_does_not_require_authentication
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expect(response).to have_gitlab_http_status(:ok)
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end
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context 'when the request is to the api internal endpoints' do
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it 'allows requests over the rate limit' do
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(1 + requests_per_period).times do
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get url_api_internal, params: { secret_token: Gitlab::Shell.secret_token }
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expect(response).to have_gitlab_http_status(:ok)
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end
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end
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end
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context 'when the request is authenticated by a runner token' do
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let(:request_jobs_url) { '/api/v4/jobs/request' }
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let(:runner) { create(:ci_runner) }
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it 'does not cont as unauthenticated' do
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(1 + requests_per_period).times do
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post request_jobs_url, params: { token: runner.token }
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expect(response).to have_gitlab_http_status(:no_content)
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end
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end
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end
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it 'logs RackAttack info into structured logs' do
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requests_per_period.times do
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get url_that_does_not_require_authentication
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expect(response).to have_gitlab_http_status(:ok)
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end
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arguments = {
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message: 'Rack_Attack',
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env: :throttle,
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remote_ip: '127.0.0.1',
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request_method: 'GET',
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path: '/users/sign_in'
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}
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expect(Gitlab::AuthLogger).to receive(:error).with(arguments)
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get url_that_does_not_require_authentication
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end
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end
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context 'when the throttle is disabled' do
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before do
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settings_to_set[:throttle_unauthenticated_enabled] = false
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stub_application_setting(settings_to_set)
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end
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it 'allows requests over the rate limit' do
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(1 + requests_per_period).times do
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get url_that_does_not_require_authentication
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expect(response).to have_gitlab_http_status(:ok)
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end
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end
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end
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end
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describe 'API requests authenticated with personal access token', :api do
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let(:user) { create(:user) }
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let(:token) { create(:personal_access_token, user: user) }
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let(:other_user) { create(:user) }
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let(:other_user_token) { create(:personal_access_token, user: other_user) }
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let(:throttle_setting_prefix) { 'throttle_authenticated_api' }
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let(:api_partial_url) { '/todos' }
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context 'with the token in the query string' do
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let(:request_args) { [api(api_partial_url, personal_access_token: token)] }
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let(:other_user_request_args) { [api(api_partial_url, personal_access_token: other_user_token)] }
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it_behaves_like 'rate-limited token-authenticated requests'
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end
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context 'with the token in the headers' do
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let(:request_args) { api_get_args_with_token_headers(api_partial_url, personal_access_token_headers(token)) }
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let(:other_user_request_args) { api_get_args_with_token_headers(api_partial_url, personal_access_token_headers(other_user_token)) }
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it_behaves_like 'rate-limited token-authenticated requests'
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end
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end
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describe 'API requests authenticated with OAuth token', :api do
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let(:user) { create(:user) }
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let(:application) { Doorkeeper::Application.create!(name: "MyApp", redirect_uri: "https://app.com", owner: user) }
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let(:token) { Doorkeeper::AccessToken.create!(application_id: application.id, resource_owner_id: user.id, scopes: "api") }
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let(:other_user) { create(:user) }
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let(:other_user_application) { Doorkeeper::Application.create!(name: "MyApp", redirect_uri: "https://app.com", owner: other_user) }
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let(:other_user_token) { Doorkeeper::AccessToken.create!(application_id: application.id, resource_owner_id: other_user.id, scopes: "api") }
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let(:throttle_setting_prefix) { 'throttle_authenticated_api' }
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let(:api_partial_url) { '/todos' }
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context 'with the token in the query string' do
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let(:request_args) { [api(api_partial_url, oauth_access_token: token)] }
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let(:other_user_request_args) { [api(api_partial_url, oauth_access_token: other_user_token)] }
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it_behaves_like 'rate-limited token-authenticated requests'
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end
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context 'with the token in the headers' do
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let(:request_args) { api_get_args_with_token_headers(api_partial_url, oauth_token_headers(token)) }
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let(:other_user_request_args) { api_get_args_with_token_headers(api_partial_url, oauth_token_headers(other_user_token)) }
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it_behaves_like 'rate-limited token-authenticated requests'
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end
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end
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describe '"web" (non-API) requests authenticated with RSS token' do
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let(:user) { create(:user) }
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let(:other_user) { create(:user) }
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let(:throttle_setting_prefix) { 'throttle_authenticated_web' }
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context 'with the token in the query string' do
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let(:request_args) { [rss_url(user), params: nil] }
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let(:other_user_request_args) { [rss_url(other_user), params: nil] }
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it_behaves_like 'rate-limited token-authenticated requests'
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end
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end
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describe 'web requests authenticated with regular login' do
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let(:throttle_setting_prefix) { 'throttle_authenticated_web' }
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let(:user) { create(:user) }
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let(:url_that_requires_authentication) { '/dashboard/snippets' }
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it_behaves_like 'rate-limited web authenticated requests'
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end
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describe 'protected paths' do
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let(:request_method) { 'POST' }
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context 'unauthenticated requests' do
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let(:protected_path_that_does_not_require_authentication) do
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'/users/sign_in'
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end
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let(:post_params) { { user: { login: 'username', password: 'password' } } }
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before do
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settings_to_set[:throttle_protected_paths_requests_per_period] = requests_per_period # 1
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settings_to_set[:throttle_protected_paths_period_in_seconds] = period_in_seconds # 10_000
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end
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context 'when protected paths throttle is disabled' do
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before do
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settings_to_set[:throttle_protected_paths_enabled] = false
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stub_application_setting(settings_to_set)
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end
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it 'allows requests over the rate limit' do
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(1 + requests_per_period).times do
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post protected_path_that_does_not_require_authentication, params: post_params
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expect(response).to have_gitlab_http_status(:ok)
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end
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end
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end
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context 'when protected paths throttle is enabled' do
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before do
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settings_to_set[:throttle_protected_paths_enabled] = true
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stub_application_setting(settings_to_set)
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end
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it 'rejects requests over the rate limit' do
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requests_per_period.times do
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post protected_path_that_does_not_require_authentication, params: post_params
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expect(response).to have_gitlab_http_status(:ok)
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end
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expect_rejection { post protected_path_that_does_not_require_authentication, params: post_params }
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end
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context 'when Omnibus throttle should be used' do
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before do
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allow(Gitlab::Throttle)
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.to receive(:should_use_omnibus_protected_paths?).and_return(true)
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end
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it 'allows requests over the rate limit' do
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(1 + requests_per_period).times do
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post protected_path_that_does_not_require_authentication, params: post_params
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expect(response).to have_gitlab_http_status(:ok)
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end
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end
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end
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end
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end
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context 'API requests authenticated with personal access token', :api do
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let(:user) { create(:user) }
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let(:token) { create(:personal_access_token, user: user) }
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let(:other_user) { create(:user) }
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let(:other_user_token) { create(:personal_access_token, user: other_user) }
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let(:throttle_setting_prefix) { 'throttle_protected_paths' }
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let(:api_partial_url) { '/user/emails' }
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let(:protected_paths) do
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[
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'/api/v4/user/emails'
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]
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end
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before do
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settings_to_set[:protected_paths] = protected_paths
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stub_application_setting(settings_to_set)
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end
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context 'with the token in the query string' do
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let(:request_args) { [api(api_partial_url, personal_access_token: token)] }
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let(:other_user_request_args) { [api(api_partial_url, personal_access_token: other_user_token)] }
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it_behaves_like 'rate-limited token-authenticated requests'
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end
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context 'with the token in the headers' do
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let(:request_args) { api_get_args_with_token_headers(api_partial_url, personal_access_token_headers(token)) }
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let(:other_user_request_args) { api_get_args_with_token_headers(api_partial_url, personal_access_token_headers(other_user_token)) }
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it_behaves_like 'rate-limited token-authenticated requests'
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end
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context 'when Omnibus throttle should be used' do
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let(:request_args) { [api(api_partial_url, personal_access_token: token)] }
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let(:other_user_request_args) { [api(api_partial_url, personal_access_token: other_user_token)] }
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before do
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settings_to_set[:"#{throttle_setting_prefix}_requests_per_period"] = requests_per_period
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settings_to_set[:"#{throttle_setting_prefix}_period_in_seconds"] = period_in_seconds
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settings_to_set[:"#{throttle_setting_prefix}_enabled"] = true
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stub_application_setting(settings_to_set)
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allow(Gitlab::Throttle)
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.to receive(:should_use_omnibus_protected_paths?).and_return(true)
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end
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it 'allows requests over the rate limit' do
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(1 + requests_per_period).times do
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post(*request_args)
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expect(response).not_to have_gitlab_http_status(:too_many_requests)
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end
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end
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end
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end
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describe 'web requests authenticated with regular login' do
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let(:throttle_setting_prefix) { 'throttle_protected_paths' }
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let(:user) { create(:user) }
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let(:url_that_requires_authentication) { '/users/confirmation' }
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let(:protected_paths) do
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[
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url_that_requires_authentication
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]
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end
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before do
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settings_to_set[:protected_paths] = protected_paths
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stub_application_setting(settings_to_set)
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end
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it_behaves_like 'rate-limited web authenticated requests'
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context 'when Omnibus throttle should be used' do
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before do
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settings_to_set[:"#{throttle_setting_prefix}_requests_per_period"] = requests_per_period
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settings_to_set[:"#{throttle_setting_prefix}_period_in_seconds"] = period_in_seconds
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settings_to_set[:"#{throttle_setting_prefix}_enabled"] = true
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stub_application_setting(settings_to_set)
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allow(Gitlab::Throttle)
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.to receive(:should_use_omnibus_protected_paths?).and_return(true)
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login_as(user)
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end
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it 'allows requests over the rate limit' do
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(1 + requests_per_period).times do
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post url_that_requires_authentication
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expect(response).not_to have_gitlab_http_status(:too_many_requests)
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end
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end
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end
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end
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end
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end
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