Backport CE changes for Ops Dashboard in EE

app/finders/projects_finder.rb

@@ -42,17 +42,7 @@ class ProjectsFinder < UnionFinder
         init_collection
       end
 
-    collection = by_ids(collection)
-    collection = by_personal(collection)
-    collection = by_starred(collection)
-    collection = by_trending(collection)
-    collection = by_visibilty_level(collection)
-    collection = by_tags(collection)
-    collection = by_search(collection)
-    collection = by_archived(collection)
-    collection = by_custom_attributes(collection)
-    collection = by_deleted_status(collection)
-
+    collection = filter_projects(collection)
     sort(collection)
   end
 
@@ -66,6 +56,21 @@ class ProjectsFinder < UnionFinder
     end
   end
 
+  # EE would override this to add more filters
+  def filter_projects(collection)
+    collection = by_ids(collection)
+    collection = by_personal(collection)
+    collection = by_starred(collection)
+    collection = by_trending(collection)
+    collection = by_visibilty_level(collection)
+    collection = by_tags(collection)
+    collection = by_search(collection)
+    collection = by_archived(collection)
+    collection = by_custom_attributes(collection)
+    collection = by_deleted_status(collection)
+    collection
+  end
+
   # rubocop: disable CodeReuse/ActiveRecord
   def collection_with_user
     if owned_projects?

app/helpers/preferences_helper.rb

@@ -18,22 +18,20 @@ module PreferencesHelper
     groups: _("Your Groups"),
     todos: _("Your Todos"),
     issues: _("Assigned Issues"),
-    merge_requests: _("Assigned Merge Requests")
+    merge_requests: _("Assigned Merge Requests"),
+    operations: _("Operations Dashboard")
   }.with_indifferent_access.freeze
 
   # Returns an Array usable by a select field for more user-friendly option text
   def dashboard_choices
-    defined = User.dashboards
+    dashboards = User.dashboards.keys
 
-    if defined.size != DASHBOARD_CHOICES.size
-      # Ensure that anyone adding new options updates this method too
-      raise "`User` defines #{defined.size} dashboard choices," \
-        " but `DASHBOARD_CHOICES` defined #{DASHBOARD_CHOICES.size}."
-    else
-      defined.map do |key, _|
-        # Use `fetch` so `KeyError` gets raised when a key is missing
-        [DASHBOARD_CHOICES.fetch(key), key]
-      end
+    validate_dashboard_choices!(dashboards)
+    dashboards -= excluded_dashboard_choices
+
+    dashboards.map do |key|
+      # Use `fetch` so `KeyError` gets raised when a key is missing
+      [DASHBOARD_CHOICES.fetch(key), key]
     end
   end
 
@@ -52,4 +50,20 @@ module PreferencesHelper
   def user_color_scheme
     Gitlab::ColorSchemes.for_user(current_user).css_class
   end
+
+  private
+
+  # Ensure that anyone adding new options updates `DASHBOARD_CHOICES` too
+  def validate_dashboard_choices!(user_dashboards)
+    if user_dashboards.size != DASHBOARD_CHOICES.size
+      raise "`User` defines #{user_dashboards.size} dashboard choices," \
+        " but `DASHBOARD_CHOICES` defined #{DASHBOARD_CHOICES.size}."
+    end
+  end
+
+  # List of dashboard choice to be excluded from CE.
+  # EE would override this.
+  def excluded_dashboard_choices
+    ['operations']
+  end
 end

app/models/deployment.rb

@@ -19,6 +19,17 @@ class Deployment < ActiveRecord::Base
   after_create :create_ref
   after_create :invalidate_cache
 
+  scope :for_environment, -> (environment) { where(environment_id: environment) }
+
+  def self.last_for_environment(environment)
+    ids = self
+      .for_environment(environment)
+      .select('MAX(id) AS id')
+      .group(:environment_id)
+      .map(&:id)
+    find(ids)
+  end
+
   def commit
     project.commit(sha)
   end

app/models/environment.rb

@@ -48,6 +48,8 @@ class Environment < ActiveRecord::Base
     order(Gitlab::Database.nulls_first_order("(#{max_deployment_id_sql})", 'ASC'))
   end
   scope :in_review_folder, -> { where(environment_type: "review") }
+  scope :for_name, -> (name) { where(name: name) }
+  scope :for_project, -> (project) { where(project_id: project) }
 
   state_machine :state, initial: :available do
     event :start do

app/models/user.rb

@@ -217,7 +217,7 @@ class User < ActiveRecord::Base
 
   # User's Dashboard preference
   # Note: When adding an option, it MUST go on the end of the array.
-  enum dashboard: [:projects, :stars, :project_activity, :starred_project_activity, :groups, :todos, :issues, :merge_requests]
+  enum dashboard: [:projects, :stars, :project_activity, :starred_project_activity, :groups, :todos, :issues, :merge_requests, :operations]
 
   # User's Project preference
   # Note: When adding an option, it MUST go on the end of the array.

app/views/layouts/nav/_dashboard.html.haml

@@ -66,6 +66,7 @@
 
   - if Gitlab::Sherlock.enabled? || can?(current_user, :read_instance_statistics)
     %li.line-separator.d-none.d-sm-block
+  = render_if_exists 'dashboard/operations/nav_link'
   - if can?(current_user, :read_instance_statistics)
     = nav_link(controller: [:conversational_development_index, :cohorts]) do
       = link_to instance_statistics_root_path, title: _('Instance Statistics'), aria: { label: _('Instance Statistics') }, data: {toggle: 'tooltip', placement: 'bottom', container: 'body'} do

locale/gitlab.pot

@@ -4236,6 +4236,9 @@ msgstr ""
 msgid "Operations"
 msgstr ""
 
+msgid "Operations Dashboard"
+msgstr ""
+
 msgid "Optionally, you can %{link_to_customize} how FogBugz email addresses and usernames are imported into GitLab."
 msgstr ""
 

spec/helpers/preferences_helper_spec.rb

@@ -2,6 +2,13 @@ require 'spec_helper'
 
 describe PreferencesHelper do
   describe '#dashboard_choices' do
+    let(:user) { build(:user) }
+
+    before do
+      allow(helper).to receive(:current_user).and_return(user)
+      allow(helper).to receive(:can?).and_return(false)
+    end
+
     it 'raises an exception when defined choices may be missing' do
       expect(User).to receive(:dashboards).and_return(foo: 'foo')
       expect { helper.dashboard_choices }.to raise_error(RuntimeError)

spec/models/deployment_spec.rb

@@ -39,6 +39,29 @@ describe Deployment do
     end
   end
 
+  describe 'scopes' do
+    describe 'last_for_environment' do
+      let(:production) { create(:environment) }
+      let(:staging) { create(:environment) }
+      let(:testing) { create(:environment) }
+
+      let!(:deployments) do
+        [
+          create(:deployment, environment: production),
+          create(:deployment, environment: staging),
+          create(:deployment, environment: production)
+        ]
+      end
+
+      it 'retrieves last deployments for environments' do
+        last_deployments = described_class.last_for_environment([staging, production, testing])
+
+        expect(last_deployments.size).to eq(2)
+        expect(last_deployments).to eq(deployments.last(2))
+      end
+    end
+  end
+
   describe '#includes_commit?' do
     let(:project) { create(:project, :repository) }
     let(:environment) { create(:environment, project: project) }