Port 'Add more usage data to EE ping' to CE

CE port of https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/735

app/assets/javascripts/application_settings.js.es6

+(global => {
+  global.gl = global.gl || {};
+
+  gl.ApplicationSettings = function() {
+    var usage_data_url = $('.usage-data').data('endpoint');
+
+    $.ajax({
+      type: "GET",
+      url: usage_data_url,
+      dataType: "html",
+      success: function (html) {
+        $(".usage-data").html(html);
+      }
+    });
+  };
+})(window);

app/assets/javascripts/dispatcher.js

@@ -365,6 +365,9 @@ const ShortcutsBlob = require('./shortcuts_blob');
         case 'admin':
           new Admin();
           switch (path[1]) {
+            case 'application_settings':
+              new gl.ApplicationSettings();
+              break;
             case 'groups':
               new UsersSelect();
               break;

app/controllers/admin/application_settings_controller.rb

@@ -17,6 +17,13 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController
     end
   end
 
+  def usage_data
+    respond_to do |format|
+      format.html { render html: Gitlab::Highlight.highlight('payload.json', Gitlab::UsageData.to_json) }
+      format.json { render json: Gitlab::UsageData.to_json }
+    end
+  end
+
   def reset_runners_token
     @application_setting.reset_runners_registration_token!
     flash[:notice] = 'New runners registration token has been generated!'

app/views/admin/application_settings/_form.html.haml

@@ -492,9 +492,11 @@
           = f.label :usage_ping_enabled do
             = f.check_box :usage_ping_enabled
             Usage ping enabled
+          .container
             .help-block
               Every week GitLab will report license usage back to GitLab, Inc.
-            Disable this option if you do not want this to occur.
+              Disable this option if you do not want this to occur. This is the JSON payload that will be sent:
+              %pre.usage-data.js-syntax-highlight.code.highlight{ "data-endpoint" => usage_data_admin_application_settings_path(format: :html) }
 
   %fieldset
     %legend Email

app/workers/gitlab_usage_ping_worker.rb

@@ -15,7 +15,7 @@ class GitlabUsagePingWorker
 
     begin
       HTTParty.post(url,
-                    body: data.to_json,
+                    body: Gitlab::UsageData.to_json,
                     headers: { 'Content-type' => 'application/json' }
                    )
     rescue HTTParty::Error => e
@@ -27,13 +27,6 @@ class GitlabUsagePingWorker
     Gitlab::ExclusiveLease.new('gitlab_usage_ping_worker:ping', timeout: LEASE_TIMEOUT).try_obtain
   end
 
-  def data
-    usage_data = { version: Gitlab::VERSION,
-                   active_user_count: User.active.acount }
-
-    usage_data
-  end
-
   def url
     'https://version.gitlab.com/usage_data'
   end

config/routes/admin.rb

@@ -91,6 +91,7 @@ namespace :admin do
 
   resource :application_settings, only: [:show, :update] do
     resources :services, only: [:index, :edit, :update]
+    get :usage_data
     put :reset_runners_token
     put :reset_health_check_token
     put :clear_repository_check_states

lib/gitlab/usage_data.rb

+module Gitlab
+  class UsageData
+    class << self
+      def data
+        Rails.cache.fetch('usage_data', expires_in: 1.hour) { uncached_data }
+      end
+
+      def uncached_data
+        license_usage_data.merge(system_usage_data)
+      end
+
+      def to_json
+        data.to_json
+      end
+
+      def system_usage_data
+        {
+          counts: {
+            boards: Board.count,
+            ci_builds: ::Ci::Build.count,
+            ci_pipelines: ::Ci::Pipeline.count,
+            ci_runners: ::Ci::Runner.count,
+            ci_triggers: ::Ci::Trigger.count,
+            deploy_keys: DeployKey.count,
+            deployments: Deployment.count,
+            environments: Environment.count,
+            groups: Group.count,
+            issues: Issue.count,
+            keys: Key.count,
+            labels: Label.count,
+            lfs_objects: LfsObject.count,
+            merge_requests: MergeRequest.count,
+            milestones: Milestone.count,
+            notes: Note.count,
+            pushes: Event.code_push.count,
+            pages_domains: PagesDomain.count,
+            projects: Project.count,
+            protected_branches: ProtectedBranch.count,
+            releases: Release.count,
+            services: Service.where(active: true).count,
+            snippets: Snippet.count,
+            todos: Todo.count,
+            web_hooks: WebHook.count
+          }
+        }
+      end
+
+      def license_usage_data
+        usage_data = { version: Gitlab::VERSION,
+                       active_user_count: User.active.count,
+                       recorded_at: Time.now }
+
+        usage_data
+      end
+    end
+  end
+end

spec/controllers/admin/application_settings_controller_spec.rb

@@ -3,12 +3,49 @@ require 'spec_helper'
 describe Admin::ApplicationSettingsController do
   include StubENV
 
+  let(:group) { create(:group) }
+  let(:project) { create(:project, namespace: group) }
   let(:admin) { create(:admin) }
+  let(:user) { create(:user)}
 
   before do
     stub_env('IN_MEMORY_APPLICATION_SETTINGS', 'false')
   end
 
+  describe 'GET #usage_data with no access' do
+    before do
+      sign_in(user)
+    end
+
+    it 'returns 404' do
+      get :usage_data, format: :html
+
+      expect(response.status).to eq(404)
+    end
+  end
+
+  describe 'GET #usage_data' do
+    before do
+      sign_in(admin)
+    end
+
+    it 'returns HTML data' do
+      get :usage_data, format: :html
+
+      expect(response.body).to start_with('<span')
+      expect(response.status).to eq(200)
+    end
+
+    it 'returns JSON data' do
+      get :usage_data, format: :json
+
+      body = JSON.parse(response.body)
+      expect(body["version"]).to eq(Gitlab::VERSION)
+      expect(body).to include('counts')
+      expect(response.status).to eq(200)
+    end
+  end
+
   describe 'PUT #update' do
     before do
       sign_in(admin)

spec/lib/gitlab/usage_data_spec.rb

+require 'spec_helper'
+
+describe Gitlab::UsageData do
+  let!(:project) { create(:empty_project) }
+  let!(:project2) { create(:empty_project) }
+  let!(:board) { create(:board, project: project) }
+
+  describe '#data' do
+    subject { Gitlab::UsageData.data }
+
+    it "gathers usage data" do
+      expect(subject.keys).to match_array(%i(
+        active_user_count
+        counts
+        version
+        recorded_at
+      ))
+    end
+
+    it "gathers usage counts" do
+      count_data = subject[:counts]
+
+      expect(count_data[:boards]).to eq(1)
+      expect(count_data[:projects]).to eq(2)
+
+      expect(count_data.keys).to match_array(%i(
+        boards
+        ci_builds
+        ci_pipelines
+        ci_runners
+        ci_triggers
+        deploy_keys
+        deployments
+        environments
+        groups
+        issues
+        keys
+        labels
+        lfs_objects
+        merge_requests
+        milestones
+        notes
+        projects
+        pushes
+        pages_domains
+        protected_branches
+        releases
+        services
+        snippets
+        todos
+        web_hooks
+      ))
+    end
+  end
+
+  describe '#license_usage_data' do
+    subject { Gitlab::UsageData.license_usage_data }
+
+    it "gathers license data" do
+      expect(subject[:version]).to eq(Gitlab::VERSION)
+      expect(subject[:active_user_count]).to eq(User.active.count)
+      expect(subject[:recorded_at]).to be_a(Time)
+    end
+  end
+end

spec/workers/gitlab_usage_ping_worker_spec.rb

@@ -3,13 +3,6 @@ require 'spec_helper'
 describe GitlabUsagePingWorker do
   subject { GitlabUsagePingWorker.new }
 
-  it "gathers license data" do
-    data = subject.data
-
-    expect(data[:version]).to eq(Gitlab::VERSION)
-    expect(data[:active_user_count]).to eq(User.active.count)
-  end
-
   it "sends POST request" do
     stub_application_setting(usage_ping_enabled: true)