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kas_cookie_spec.rb « concerns « controllers « spec - gitlab.com/gitlab-org/gitlab-foss.git - Unnamed repository; edit this file 'description' to name the repository.
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# frozen_string_literal: true

require 'spec_helper'

RSpec.describe KasCookie, feature_category: :deployment_management do
  describe '#set_kas_cookie' do
    controller(ApplicationController) do
      include KasCookie

      def index
        set_kas_cookie

        render json: {}, status: :ok
      end
    end

    before do
      allow(::Gitlab::Kas).to receive(:enabled?).and_return(true)
    end

    subject(:kas_cookie) do
      get :index

      request.env['action_dispatch.cookies'][Gitlab::Kas::COOKIE_KEY]
    end

    context 'when user is signed out' do
      it { is_expected.to be_blank }
    end

    context 'when user is signed in' do
      let_it_be(:user) { create(:user) }

      before do
        sign_in(user)
      end

      it 'sets the KAS cookie', :aggregate_failures do
        allow(::Gitlab::Kas::UserAccess).to receive(:cookie_data).and_return('foobar')

        expect(kas_cookie).to be_present
        expect(kas_cookie).to eq('foobar')
        expect(::Gitlab::Kas::UserAccess).to have_received(:cookie_data)
      end
    end
  end

  describe '#content_security_policy' do
    let_it_be(:user) { create(:user) }

    let(:gitlab_config) do
      Gitlab.config.gitlab.deep_merge(
        {
          'host' => 'gitlab.example.com',
          'content_security_policy' => { 'enabled' => content_security_policy_enabled }
        }
      )
    end

    let(:content_security_policy_enabled) { true }

    controller(ApplicationController) do
      include KasCookie

      def index
        render json: {}, status: :ok
      end
    end

    before do
      stub_config_setting(gitlab_config)
      sign_in(user)
      allow(::Gitlab::Kas).to receive(:enabled?).and_return(true)
      allow(::Gitlab::Kas).to receive(:tunnel_url).and_return(kas_tunnel_url)
    end

    subject(:kas_csp_connect_src) do
      get :index

      request.env['action_dispatch.content_security_policy'].directives['connect-src']
    end

    context 'when KAS is on same domain as rails' do
      let_it_be(:kas_tunnel_url) { 'ws://gitlab.example.com/-/k8s-proxy/' }

      it 'does not add KAS url to CSP connect-src directive' do
        expect(kas_csp_connect_src).not_to include(::Gitlab::Kas.tunnel_url)
      end
    end

    context 'when KAS is on subdomain' do
      let_it_be(:kas_tunnel_url) { 'http://kas.gitlab.example.com/k8s-proxy/' }

      it 'adds KAS url to CSP connect-src directive' do
        expect(kas_csp_connect_src).to include(::Gitlab::Kas.tunnel_url)
      end

      it 'adds websocket connections' do
        expect(kas_csp_connect_src).to include('ws://kas.gitlab.example.com/k8s-proxy/')
      end

      context 'when content_security_policy is disabled' do
        let(:content_security_policy_enabled) { false }

        it 'does not add KAS url to CSP connect-src directive' do
          expect(kas_csp_connect_src).not_to include(::Gitlab::Kas.tunnel_url)
        end
      end
    end

    context 'when KAS tunnel has ssl' do
      let_it_be(:kas_tunnel_url) { 'https://kas.gitlab.example.com/k8s-proxy/' }

      it 'adds websocket connections' do
        expect(kas_csp_connect_src).to include('wss://kas.gitlab.example.com/k8s-proxy/')
      end
    end

    context 'when KAS tunnel url is configured without trailing slash' do
      let_it_be(:kas_tunnel_url) { 'ws://kas.gitlab.example.com/k8s-proxy' }

      it 'adds KAS url to CSP connect-src directive with trailing slash' do
        expect(kas_csp_connect_src).to include("#{::Gitlab::Kas.tunnel_url}/")
      end

      context 'when content_security_policy is disabled' do
        let(:content_security_policy_enabled) { false }

        it 'does not add KAS url to CSP connect-src directive' do
          expect(kas_csp_connect_src).not_to include("#{::Gitlab::Kas.tunnel_url}/")
        end
      end
    end
  end
end