Merge branch '38464-k8s-apps' into add-ingress-to-cluster-applications

app/assets/javascripts/notes.js

@@ -413,8 +413,9 @@ export default class Notes {
       return;
     }
     this.note_ids.push(noteEntity.id);
+
     form = $form || $(`.js-discussion-note-form[data-discussion-id="${noteEntity.discussion_id}"]`);
-    row = form.closest('tr');
+    row = (form.length || !noteEntity.discussion_line_code) ? form.closest('tr') : $(`#${noteEntity.discussion_line_code}`);
 
     if (noteEntity.on_image) {
       row = form;

app/controllers/concerns/notes_actions.rb

@@ -109,6 +109,8 @@ module NotesActions
             diff_discussion_html: diff_discussion_html(discussion),
             discussion_html: discussion_html(discussion)
           )
+
+          attrs[:discussion_line_code] = discussion.line_code if discussion.diff_discussion?
         end
       end
     else

app/controllers/projects/clusters/applications_controller.rb

@@ -5,14 +5,12 @@ class Projects::Clusters::ApplicationsController < Projects::ApplicationControll
   before_action :authorize_create_cluster!, only: [:create]
 
   def create
-    scheduled = Clusters::Applications::ScheduleInstallationService.new(project, current_user,
-                                                                        application_class: @application_class,
-                                                                        cluster: @cluster).execute
-    if scheduled
-      head :no_content
-    else
-      head :bad_request
-    end
+    Clusters::Applications::ScheduleInstallationService.new(project, current_user,
+                                                            application_class: @application_class,
+                                                            cluster: @cluster).execute
+    head :no_content
+  rescue StandardError
+    head :bad_request
   end
 
   private

app/models/clusters/applications/helm.rb

@@ -18,7 +18,7 @@ module Clusters
       end
 
       def set_initial_status
-        self.status = 0 unless cluster.platform_kubernetes_active?
+        self.status = 0 unless cluster&.platform_kubernetes_active?
       end
 
       def name

app/models/clusters/concerns/application_status.rb

@@ -25,7 +25,7 @@ module Clusters
           end
 
           event :make_scheduled do
-            transition any - [:scheduled] => :scheduled
+            transition %i(installable errored) => :scheduled
           end
 
           before_transition any => [:scheduled] do |app_status, _|

app/models/clusters/providers/gcp.rb

@@ -55,7 +55,7 @@ module Clusters
 
         before_transition any => [:creating] do |provider, transition|
           operation_id = transition.args.first
-          raise 'operation_id is required' unless operation_id
+          raise ArgumentError.new('operation_id is required') unless operation_id.present?
           provider.operation_id = operation_id
         end
 

app/models/concerns/repository_mirroring.rb

-module RepositoryMirroring
-  IMPORT_HEAD_REFS = '+refs/heads/*:refs/heads/*'.freeze
-  IMPORT_TAG_REFS = '+refs/tags/*:refs/tags/*'.freeze
-
-  def set_remote_as_mirror(name)
-    # This is used to define repository as equivalent as "git clone --mirror"
-    raw_repository.rugged.config["remote.#{name}.fetch"] = 'refs/*:refs/*'
-    raw_repository.rugged.config["remote.#{name}.mirror"] = true
-    raw_repository.rugged.config["remote.#{name}.prune"] = true
-  end
-
-  def set_import_remote_as_mirror(remote_name)
-    # Add first fetch with Rugged so it does not create its own.
-    raw_repository.rugged.config["remote.#{remote_name}.fetch"] = IMPORT_HEAD_REFS
-
-    add_remote_fetch_config(remote_name, IMPORT_TAG_REFS)
-
-    raw_repository.rugged.config["remote.#{remote_name}.mirror"] = true
-    raw_repository.rugged.config["remote.#{remote_name}.prune"] = true
-  end
-
-  def add_remote_fetch_config(remote_name, refspec)
-    run_git(%W[config --add remote.#{remote_name}.fetch #{refspec}])
-  end
-
-  def fetch_mirror(remote, url)
-    add_remote(remote, url)
-    set_remote_as_mirror(remote)
-    fetch_remote(remote, forced: true)
-    remove_remote(remote)
-  end
-end

app/models/environment.rb

@@ -30,7 +30,6 @@ class Environment < ActiveRecord::Base
                       message: Gitlab::Regex.environment_slug_regex_message }
 
   validates :external_url,
-            uniqueness: { scope: :project_id },
             length: { maximum: 255 },
             allow_nil: true,
             addressable_url: true

app/models/project.rb

@@ -1687,6 +1687,10 @@ class Project < ActiveRecord::Base
     Gitlab::GlRepository.gl_repository(self, is_wiki)
   end
 
+  def reference_counter(wiki: false)
+    Gitlab::ReferenceCounter.new(gl_repository(is_wiki: wiki))
+  end
+
   private
 
   def storage
@@ -1705,11 +1709,11 @@ class Project < ActiveRecord::Base
   end
 
   def repo_reference_count
-    Gitlab::ReferenceCounter.new(gl_repository(is_wiki: false)).value
+    reference_counter.value
   end
 
   def wiki_reference_count
-    Gitlab::ReferenceCounter.new(gl_repository(is_wiki: true)).value
+    reference_counter(wiki: true).value
   end
 
   def check_repository_absence!

app/models/project_wiki.rb

@@ -135,7 +135,7 @@ class ProjectWiki
   end
 
   def repository
-    @repository ||= Repository.new(full_path, @project, disk_path: disk_path)
+    @repository ||= Repository.new(full_path, @project, disk_path: disk_path, is_wiki: true)
   end
 
   def default_branch

app/models/repository.rb

@@ -15,9 +15,8 @@ class Repository
   ].freeze
 
   include Gitlab::ShellAdapter
-  include RepositoryMirroring
 
-  attr_accessor :full_path, :disk_path, :project
+  attr_accessor :full_path, :disk_path, :project, :is_wiki
 
   delegate :ref_name_for_sha, to: :raw_repository
 
@@ -72,11 +71,12 @@ class Repository
     end
   end
 
-  def initialize(full_path, project, disk_path: nil)
+  def initialize(full_path, project, disk_path: nil, is_wiki: false)
     @full_path = full_path
     @disk_path = disk_path || full_path
     @project = project
     @commit_cache = {}
+    @is_wiki = is_wiki
   end
 
   def ==(other)
@@ -965,21 +965,8 @@ class Repository
     run_git(args).first.lines.map(&:strip)
   end
 
-  def add_remote(name, url)
-    raw_repository.remote_add(name, url)
-  rescue Rugged::ConfigError
-    raw_repository.remote_update(name, url: url)
-  end
-
-  def remove_remote(name)
-    raw_repository.remote_delete(name)
-    true
-  rescue Rugged::ConfigError
-    false
-  end
-
-  def fetch_remote(remote, forced: false, no_tags: false)
-    gitlab_shell.fetch_remote(raw_repository, remote, forced: forced, no_tags: no_tags)
+  def fetch_remote(remote, forced: false, ssh_auth: nil, no_tags: false)
+    gitlab_shell.fetch_remote(raw_repository, remote, ssh_auth: ssh_auth, forced: forced, no_tags: no_tags)
   end
 
   def fetch_source_branch(source_repository, source_branch, local_ref)
@@ -1141,7 +1128,7 @@ class Repository
   end
 
   def initialize_raw_repository
-    Gitlab::Git::Repository.new(project.repository_storage, disk_path + '.git', Gitlab::GlRepository.gl_repository(project, false))
+    Gitlab::Git::Repository.new(project.repository_storage, disk_path + '.git', Gitlab::GlRepository.gl_repository(project, is_wiki))
   end
 
   def find_commits_by_message_by_shelling_out(query, ref, path, limit, offset)

app/serializers/cluster_app_entity.rb → app/serializers/cluster_application_entity.rb

-class ClusterAppEntity < Grape::Entity
+class ClusterApplicationEntity < Grape::Entity
   expose :name
   expose :status_name, as: :status
   expose :status_reason

app/serializers/cluster_entity.rb

@@ -3,5 +3,5 @@ class ClusterEntity < Grape::Entity
 
   expose :status_name, as: :status
   expose :status_reason
-  expose :applications, using: ClusterAppEntity
+  expose :applications, using: ClusterApplicationEntity
 end

app/services/clusters/applications/check_installation_progress_service.rb

@@ -6,7 +6,7 @@ module Clusters
 
         case installation_phase
         when Gitlab::Kubernetes::Pod::SUCCEEDED
-          on_succeeded
+          finalize_installation
         when Gitlab::Kubernetes::Pod::FAILED
           on_failed
         else
@@ -18,22 +18,15 @@ module Clusters
 
       private
 
-      def on_succeeded
-        if app.make_installed
-          finalize_installation
-        else
-          app.make_errored!("Failed to update app record; #{app.errors}")
-        end
-      end
-
       def on_failed
-        app.make_errored!(log || 'Installation silently failed')
+        app.make_errored!(installation_errors || 'Installation silently failed')
         finalize_installation
       end
 
       def check_timeout
         if Time.now.utc - app.updated_at.to_time.utc > ClusterWaitForAppInstallationWorker::TIMEOUT
-          app.make_errored!('App installation timeouted')
+          app.make_errored!('Installation timeouted')
+          finalize_installation
         else
           ClusterWaitForAppInstallationWorker.perform_in(
             ClusterWaitForAppInstallationWorker::INTERVAL, app.name, app.id)

app/services/clusters/applications/finalize_installation_service.rb

@@ -4,13 +4,7 @@ module Clusters
       def execute
         helm_api.delete_installation_pod!(app)
 
-        app.make_errored!('Installation aborted') if aborted?
-      end
-
-      private
-
-      def aborted?
-        app.installing? || app.scheduled?
+        app.make_installed! if app.installing?
       end
     end
   end

app/services/clusters/applications/install_service.rb

@@ -5,14 +5,11 @@ module Clusters
         return unless app.scheduled?
 
         begin
+          app.make_installing!
           helm_api.install(app)
 
-          if app.make_installing
-            ClusterWaitForAppInstallationWorker.perform_in(
-              ClusterWaitForAppInstallationWorker::INTERVAL, app.name, app.id)
-          else
-            app.make_errored!("Failed to update app record; #{app.errors}")
-          end
+          ClusterWaitForAppInstallationWorker.perform_in(
+            ClusterWaitForAppInstallationWorker::INTERVAL, app.name, app.id)
         rescue KubeException => ke
           app.make_errored!("Kubernetes error: #{ke.message}")
         rescue StandardError

app/services/clusters/applications/schedule_installation_service.rb

@@ -2,15 +2,10 @@ module Clusters
   module Applications
     class ScheduleInstallationService < ::BaseService
       def execute
-        application = application_class.find_or_create_by!(cluster: cluster)
-
-        application.make_scheduled!
-        ClusterInstallAppWorker.perform_async(application.name, application.id)
-        true
-      rescue ActiveRecord::RecordInvalid
-        false
-      rescue StateMachines::InvalidTransition
-        false
+        application_class.find_or_create_by!(cluster: cluster).try do |application|
+          application.make_scheduled!
+          ClusterInstallAppWorker.perform_async(application.name, application.id)
+        end
       end
 
       private

app/services/projects/import_service.rb

@@ -44,7 +44,7 @@ module Projects
         else
           clone_repository
         end
-      rescue Gitlab::Shell::Error => e
+      rescue Gitlab::Shell::Error, Gitlab::Git::RepositoryMirroring::RemoteError => e
         # Expire cache to prevent scenarios such as:
         # 1. First import failed, but the repo was imported successfully, so +exists?+ returns true
         # 2. Retried import, repo is broken or not imported but +exists?+ still returns true

changelogs/unreleased/38677-render-new-discussions-on-diff-tab.yml

+---
+title: Add new diff discussions on MR diffs tab in "realtime"
+merge_request: 14981
+author:
+type: fixed

db/schema.rb

@@ -472,8 +472,6 @@ ActiveRecord::Schema.define(version: 20171106101200) do
     t.string "encrypted_password_iv"
     t.text "encrypted_token"
     t.string "encrypted_token_iv"
-    t.datetime_with_timezone "created_at", null: false
-    t.datetime_with_timezone "updated_at", null: false
   end
 
   add_index "cluster_platforms_kubernetes", ["cluster_id"], name: "index_cluster_platforms_kubernetes_on_cluster_id", unique: true, using: :btree
@@ -494,14 +492,11 @@ ActiveRecord::Schema.define(version: 20171106101200) do
     t.text "status_reason"
     t.string "gcp_project_id", null: false
     t.string "zone", null: false
-    t.integer "num_nodes", null: false
     t.string "machine_type"
     t.string "operation_id"
     t.string "endpoint"
     t.text "encrypted_access_token"
     t.string "encrypted_access_token_iv"
-    t.datetime_with_timezone "created_at", null: false
-    t.datetime_with_timezone "updated_at", null: false
   end
 
   add_index "cluster_providers_gcp", ["cluster_id"], name: "index_cluster_providers_gcp_on_cluster_id", unique: true, using: :btree
@@ -510,12 +505,11 @@ ActiveRecord::Schema.define(version: 20171106101200) do
     t.integer "user_id"
     t.boolean "enabled", default: true
     t.string "name", null: false
-    t.integer "provider_type"
-    t.integer "platform_type"
-    t.datetime_with_timezone "created_at", null: false
-    t.datetime_with_timezone "updated_at", null: false
   end
 
+  add_index "clusters", ["enabled"], name: "index_clusters_on_enabled", using: :btree
+  add_index "clusters", ["user_id"], name: "index_clusters_on_user_id", using: :btree
+
   create_table "clusters_applications_helm", force: :cascade do |t|
     t.integer "cluster_id", null: false
     t.datetime_with_timezone "created_at", null: false

lib/github/import.rb

@@ -60,7 +60,9 @@ module Github
         project.repository.set_import_remote_as_mirror('github')
         project.repository.add_remote_fetch_config('github', '+refs/pull/*/head:refs/merge-requests/*/head')
         fetch_remote(forced: true)
-      rescue Gitlab::Git::Repository::NoRepository, Gitlab::Shell::Error => e
+      rescue Gitlab::Git::Repository::NoRepository,
+             Gitlab::Git::RepositoryMirroring::RemoteError,
+             Gitlab::Shell::Error => e
         error(:project, repo_url, e.message)
         raise Github::RepositoryFetchError
       end

lib/gitlab/git/repository.rb

@@ -6,6 +6,7 @@ require "rubygems/package"
 module Gitlab
   module Git
     class Repository
+      include Gitlab::Git::RepositoryMirroring
       include Gitlab::Git::Popen
 
       ALLOWED_OBJECT_DIRECTORIES_VARIABLES = %w[
@@ -898,16 +899,25 @@ module Gitlab
         end
       end
 
-      # Delete the specified remote from this repository.
-      def remote_delete(remote_name)
-        rugged.remotes.delete(remote_name)
-        nil
+      def add_remote(remote_name, url)
+        rugged.remotes.create(remote_name, url)
+      rescue Rugged::ConfigError
+        remote_update(remote_name, url: url)
       end
 
-      # Add a new remote to this repository.
-      def remote_add(remote_name, url)
-        rugged.remotes.create(remote_name, url)
-        nil
+      def remove_remote(remote_name)
+        # When a remote is deleted all its remote refs are deleted too, but in
+        # the case of mirrors we map its refs (that would usualy go under
+        # [remote_name]/) to the top level namespace. We clean the mapping so
+        # those don't get deleted.
+        if rugged.config["remote.#{remote_name}.mirror"]
+          rugged.config.delete("remote.#{remote_name}.fetch")
+        end
+
+        rugged.remotes.delete(remote_name)
+        true
+      rescue Rugged::ConfigError
+        false
       end
 
       # Update the specified remote using the values in the +options+ hash

lib/gitlab/git/repository_mirroring.rb

+module Gitlab
+  module Git
+    module RepositoryMirroring
+      IMPORT_HEAD_REFS = '+refs/heads/*:refs/heads/*'.freeze
+      IMPORT_TAG_REFS = '+refs/tags/*:refs/tags/*'.freeze
+      MIRROR_REMOTE = 'mirror'.freeze
+
+      RemoteError = Class.new(StandardError)
+
+      def set_remote_as_mirror(remote_name)
+        # This is used to define repository as equivalent as "git clone --mirror"
+        rugged.config["remote.#{remote_name}.fetch"] = 'refs/*:refs/*'
+        rugged.config["remote.#{remote_name}.mirror"] = true
+        rugged.config["remote.#{remote_name}.prune"] = true
+      end
+
+      def set_import_remote_as_mirror(remote_name)
+        # Add first fetch with Rugged so it does not create its own.
+        rugged.config["remote.#{remote_name}.fetch"] = IMPORT_HEAD_REFS
+
+        add_remote_fetch_config(remote_name, IMPORT_TAG_REFS)
+
+        rugged.config["remote.#{remote_name}.mirror"] = true
+        rugged.config["remote.#{remote_name}.prune"] = true
+      end
+
+      def add_remote_fetch_config(remote_name, refspec)
+        run_git(%W[config --add remote.#{remote_name}.fetch #{refspec}])
+      end
+
+      def fetch_mirror(url)
+        add_remote(MIRROR_REMOTE, url)
+        set_remote_as_mirror(MIRROR_REMOTE)
+        fetch(MIRROR_REMOTE)
+        remove_remote(MIRROR_REMOTE)
+      end
+
+      def remote_tags(remote)
+        # Each line has this format: "dc872e9fa6963f8f03da6c8f6f264d0845d6b092\trefs/tags/v1.10.0\n"
+        # We want to convert it to: [{ 'v1.10.0' => 'dc872e9fa6963f8f03da6c8f6f264d0845d6b092' }, ...]
+        list_remote_tags(remote).map do |line|
+          target, path = line.strip.split("\t")
+
+          # When the remote repo does not have tags.
+          if target.nil? || path.nil?
+            Rails.logger.info "Empty or invalid list of tags for remote: #{remote}. Output: #{output}"
+            return []
+          end
+
+          name = path.split('/', 3).last
+          # We're only interested in tag references
+          # See: http://stackoverflow.com/questions/15472107/when-listing-git-ls-remote-why-theres-after-the-tag-name
+          next if name =~ /\^\{\}\Z/
+
+          target_commit = Gitlab::Git::Commit.find(self, target)
+          Gitlab::Git::Tag.new(self, name, target, target_commit)
+        end.compact
+      end
+
+      def remote_branches(remote_name)
+        branches = []
+
+        rugged.references.each("refs/remotes/#{remote_name}/*").map do |ref|
+          name = ref.name.sub(/\Arefs\/remotes\/#{remote_name}\//, '')
+
+          begin
+            target_commit = Gitlab::Git::Commit.find(self, ref.target)
+            branches << Gitlab::Git::Branch.new(self, name, ref.target, target_commit)
+          rescue Rugged::ReferenceError
+            # Omit invalid branch
+          end
+        end
+
+        branches
+      end
+
+      private
+
+      def list_remote_tags(remote)
+        tag_list, exit_code, error = nil
+        cmd = %W(#{Gitlab.config.git.bin_path} --git-dir=#{full_path} ls-remote --tags #{remote})
+
+        Open3.popen3(*cmd) do |stdin, stdout, stderr, wait_thr|
+          tag_list  = stdout.read
+          error     = stderr.read
+          exit_code = wait_thr.value.exitstatus
+        end
+
+        raise RemoteError, error unless exit_code.zero?
+
+        tag_list.split('\n')
+      end
+    end
+  end
+end

lib/gitlab/git/wiki.rb

@@ -10,6 +10,8 @@ module Gitlab
       end
       PageBlob = Struct.new(:name)
 
+      attr_reader :repository
+
       def self.default_ref
         'master'
       end

lib/gitlab/import_export/import_export.yml

@@ -54,7 +54,8 @@ project_tree:
   - :auto_devops
   - :triggers
   - :pipeline_schedules
-  - :cluster
+  - clusters:
+    - :application_helm
   - :services
   - :hooks
   - protected_branches:

lib/gitlab/import_export/relation_factory.rb

@@ -8,8 +8,8 @@ module Gitlab
                     triggers: 'Ci::Trigger',
                     pipeline_schedules: 'Ci::PipelineSchedule',
                     builds: 'Ci::Build',
-                    cluster: 'Clusters::Cluster',
                     clusters: 'Clusters::Cluster',
+                    application_helm: 'Clusters::Applications::Helm',
                     hooks: 'ProjectHook',
                     merge_access_levels: 'ProtectedBranch::MergeAccessLevel',
                     push_access_levels: 'ProtectedBranch::PushAccessLevel',

spec/controllers/projects/clusters/applications_controller_spec.rb

@@ -49,6 +49,19 @@ describe Projects::Clusters::ApplicationsController do
           expect(response).to have_http_status(:not_found)
         end
       end
+
+      context 'when application is already installing' do
+        before do
+          other = current_application.new(cluster: cluster)
+          other.make_installing!
+        end
+
+        it 'returns 400' do
+          go
+
+          expect(response).to have_http_status(:bad_request)
+        end
+      end
     end
 
     describe 'security' do

spec/controllers/projects/clusters_controller_spec.rb

@@ -200,51 +200,6 @@ describe Projects::ClustersController do
             expect(response).to redirect_to(project_cluster_path(project, project.cluster))
           end
         end
-
-        # TODO: Activate in 10.3
-        # context 'when adds a cluster manually' do
-        #   let(:params) do
-        #     {
-        #       cluster: {
-        #         name: 'new-cluster',
-        #         platform_type: :kubernetes,
-        #         provider_type: :user,
-        #         platform_kubernetes_attributes: {
-        #           namespace: 'custom-namespace',
-        #           api_url: 'https://111.111.111.111',
-        #           token: 'token'
-        #         }
-        #       }
-        #     }
-        #   end
-
-        #   it 'creates a new cluster' do
-        #     expect(ClusterProvisionWorker).to receive(:perform_async)
-        #     expect { go }.to change { Clusters::Cluster.count }
-        #     expect(response).to redirect_to(project_cluster_path(project, project.cluster))
-        #   end
-        # end
-
-        # TODO: We should fix this in 10.2
-        # Maybe
-        # - validates :provider_gcp, presence: true, if: :gcp?
-        # - validates :provider_type, presence: true
-        # are required in Clusters::Cluster
-        # context 'when not all required parameters are set' do
-        #   let(:params) do
-        #     {
-        #       cluster: {
-        #         name: 'new-cluster'
-        #       }
-        #     }
-        #   end
-
-        #   it 'shows an error message' do
-        #     expect { go }.not_to change { Clusters::Cluster.count }
-        #     expect(assigns(:cluster).errors).not_to be_empty
-        #     expect(response).to render_template(:new)
-        #   end
-        # end
       end
 
       context 'when access token is expired' do
@@ -397,42 +352,6 @@ describe Projects::ClustersController do
           end
         end
       end
-
-      # TODO: Activate in 10.3
-      # context 'when update namespace' do
-      #   let(:namespace) { 'namespace-123' }
-
-      #   let(:params) do
-      #     {
-      #       cluster: {
-      #         platform_kubernetes_attributes: {
-      #           namespace: namespace
-      #         }
-      #       }
-      #     }
-      #   end
-
-      #   it "updates and redirects back to show page" do
-      #     go
-
-      #     cluster.reload
-      #     expect(response).to redirect_to(project_cluster_path(project, project.cluster))
-      #     expect(flash[:notice]).to eq('Cluster was successfully updated.')
-      #     expect(cluster.platform.namespace).to eq(namespace)
-      #   end
-
-      #   context 'when namespace is invalid' do
-      #     let(:namespace) { 'my Namespace 321321321 #' }
-
-      #     it "rejects changes" do
-      #       go
-
-      #       expect(response).to have_gitlab_http_status(:ok)
-      #       expect(response).to render_template(:show)
-      #       expect(cluster.platform.namespace).not_to eq(namespace)
-      #     end
-      #   end
-      # end
     end
 
     describe 'security' do

spec/controllers/projects/notes_controller_spec.rb

@@ -59,6 +59,7 @@ describe Projects::NotesController do
         expect(note_json[:id]).to eq(note.id)
         expect(note_json[:discussion_html]).not_to be_nil
         expect(note_json[:diff_discussion_html]).to be_nil
+        expect(note_json[:discussion_line_code]).to be_nil
       end
     end
 
@@ -74,6 +75,7 @@ describe Projects::NotesController do
         expect(note_json[:id]).to eq(note.id)
         expect(note_json[:discussion_html]).not_to be_nil
         expect(note_json[:diff_discussion_html]).not_to be_nil
+        expect(note_json[:discussion_line_code]).not_to be_nil
       end
     end
 
@@ -92,6 +94,7 @@ describe Projects::NotesController do
           expect(note_json[:id]).to eq(note.id)
           expect(note_json[:discussion_html]).not_to be_nil
           expect(note_json[:diff_discussion_html]).to be_nil
+          expect(note_json[:discussion_line_code]).to be_nil
         end
       end
 
@@ -104,6 +107,7 @@ describe Projects::NotesController do
           expect(note_json[:id]).to eq(note.id)
           expect(note_json[:discussion_html]).to be_nil
           expect(note_json[:diff_discussion_html]).to be_nil
+          expect(note_json[:discussion_line_code]).to be_nil
         end
 
         context 'when user cannot read commit' do
@@ -133,6 +137,7 @@ describe Projects::NotesController do
         expect(note_json[:html]).not_to be_nil
         expect(note_json[:discussion_html]).to be_nil
         expect(note_json[:diff_discussion_html]).to be_nil
+        expect(note_json[:discussion_line_code]).to be_nil
       end
     end
 

spec/factories/clusters/applications/helm.rb

@@ -31,5 +31,10 @@ FactoryGirl.define do
       status(-1)
       status_reason 'something went wrong'
     end
+
+    trait :timeouted do
+      installing
+      updated_at ClusterWaitForAppInstallationWorker::TIMEOUT.ago
+    end
   end
 end

spec/factories/clusters/cluster.rb

@@ -14,7 +14,7 @@ FactoryGirl.define do
       platform_type :kubernetes
 
       platform_kubernetes do
-        create(:platform_kubernetes, :configured)
+        create(:cluster_platform_kubernetes, :configured)
       end
     end
 
@@ -23,8 +23,8 @@ FactoryGirl.define do
       platform_type :kubernetes
 
       before(:create) do |cluster, evaluator|
-        cluster.platform_kubernetes = build(:platform_kubernetes, :configured)
-        cluster.provider_gcp = build(:provider_gcp, :created)
+        cluster.platform_kubernetes = build(:cluster_platform_kubernetes, :configured)
+        cluster.provider_gcp = build(:cluster_provider_gcp, :created)
       end
     end
 
@@ -32,7 +32,7 @@ FactoryGirl.define do
       provider_type :gcp
 
       provider_gcp do
-        create(:provider_gcp, :creating)
+        create(:cluster_provider_gcp, :creating)
       end
     end
   end

spec/factories/clusters/platforms/kubernetes.rb

 FactoryGirl.define do
-  factory :platform_kubernetes, class: Clusters::Platforms::Kubernetes do
+  factory :cluster_platform_kubernetes, class: Clusters::Platforms::Kubernetes do
     cluster
     namespace nil
     api_url 'https://kubernetes.example.com'

spec/factories/clusters/providers/gcp.rb

 FactoryGirl.define do
-  factory :provider_gcp, class: Clusters::Providers::Gcp do
+  factory :cluster_provider_gcp, class: Clusters::Providers::Gcp do
     cluster
     gcp_project_id 'test-gcp-project'
 

spec/fixtures/api/schemas/cluster_status.json

 {
   "type": "object",
   "required" : [
-    "status"
+    "status",
+    "applications"
   ],
   "properties" : {
     "status": { "type": "string" },
     "status_reason": { "type": ["string", "null"] },
-    "applications": { "$ref": "#/definitions/applications" }
+    "applications": {
+      "type": "array",
+      "items": { "$ref": "#/definitions/application_status" }
+    }
   },
   "additionalProperties": false,
   "definitions": {
-    "applications": {
-      "type": "object",
-      "additionalProperties": false,
-      "properties" : {
-        "helm": { "$ref": "#/definitions/app_status" },
-        "runner": { "$ref": "#/definitions/app_status" },
-        "ingress": { "$ref": "#/definitions/app_status" },
-        "prometheus": { "$ref": "#/definitions/app_status" }
-      }
-    },
-    "app_status": {
+    "application_status": {
       "type": "object",
       "additionalProperties": false,
       "properties" : {
+        "name": { "type": "string" },
         "status": {
           "type": {
             "enum": [
               "installable",
+              "scheduled",
               "installing",
               "installed",
-              "error"
+              "errored"
             ]
           }
         },
         "status_reason": { "type": ["string", "null"] }
       },
-      "required" : [ "status" ]
+      "required" : [ "name", "status" ]
     }
   }
 }

spec/javascripts/notes_spec.js

@@ -343,6 +343,7 @@ import '~/notes';
           diff_discussion_html: false,
         };
         $form = jasmine.createSpyObj('$form', ['closest', 'find']);
+        $form.length = 1;
         row = jasmine.createSpyObj('row', ['prevAll', 'first', 'find']);
 
         notes = jasmine.createSpyObj('notes', [
@@ -371,13 +372,29 @@ import '~/notes';
           $form.closest.and.returnValues(row, $form);
           $form.find.and.returnValues(discussionContainer);
           body.attr.and.returnValue('');
-
-          Notes.prototype.renderDiscussionNote.call(notes, note, $form);
         });
 
         it('should call Notes.animateAppendNote', () => {
+          Notes.prototype.renderDiscussionNote.call(notes, note, $form);
+
           expect(Notes.animateAppendNote).toHaveBeenCalledWith(note.discussion_html, $('.main-notes-list'));
         });
+
+        it('should append to row selected with line_code', () => {
+          $form.length = 0;
+          note.discussion_line_code = 'line_code';
+          note.diff_discussion_html = '<tr></tr>';
+
+          const line = document.createElement('div');
+          line.id = note.discussion_line_code;
+          document.body.appendChild(line);
+
+          $form.closest.and.returnValues($form);
+
+          Notes.prototype.renderDiscussionNote.call(notes, note, $form);
+
+          expect(line.nextSibling.outerHTML).toEqual(note.diff_discussion_html);
+        });
       });
 
       describe('Discussion sub note', () => {

spec/lib/gitlab/ci/cron_parser_spec.rb

@@ -77,8 +77,20 @@ describe Gitlab::Ci::CronParser do
 
           it_behaves_like "returns time in the future"
 
-          it 'converts time in server time zone' do
-            expect(subject.hour).to eq(hour_in_utc)
+          context 'when PST (Pacific Standard Time)' do
+            it 'converts time in server time zone' do
+              Timecop.freeze(Time.utc(2017, 1, 1)) do
+                expect(subject.hour).to eq(hour_in_utc)
+              end
+            end
+          end
+
+          context 'when PDT (Pacific Daylight Time)' do
+            it 'converts time in server time zone' do
+              Timecop.freeze(Time.utc(2017, 6, 1)) do
+                expect(subject.hour).to eq(hour_in_utc)
+              end
+            end
           end
         end
       end
@@ -100,8 +112,20 @@ describe Gitlab::Ci::CronParser do
 
           it_behaves_like "returns time in the future"
 
-          it 'converts time in server time zone' do
-            expect(subject.hour).to eq(hour_in_utc)
+          context 'when CET (Central European Time)' do
+            it 'converts time in server time zone' do
+              Timecop.freeze(Time.utc(2017, 1, 1)) do
+                expect(subject.hour).to eq(hour_in_utc)
+              end
+            end
+          end
+
+          context 'when CEST (Central European Summer Time)' do
+            it 'converts time in server time zone' do
+              Timecop.freeze(Time.utc(2017, 6, 1)) do
+                expect(subject.hour).to eq(hour_in_utc)
+              end
+            end
           end
         end
 
@@ -111,8 +135,20 @@ describe Gitlab::Ci::CronParser do
 
           it_behaves_like "returns time in the future"
 
-          it 'converts time in server time zone' do
-            expect(subject.hour).to eq(hour_in_utc)
+          context 'when EST (Eastern Standard Time)' do
+            it 'converts time in server time zone' do
+              Timecop.freeze(Time.utc(2017, 1, 1)) do
+                expect(subject.hour).to eq(hour_in_utc)
+              end
+            end
+          end
+
+          context 'when EDT (Eastern Daylight Time)' do
+            it 'converts time in server time zone' do
+              Timecop.freeze(Time.utc(2017, 6, 1)) do
+                expect(subject.hour).to eq(hour_in_utc)
+              end
+            end
           end
         end
       end

spec/lib/gitlab/git/repository_spec.rb

@@ -559,10 +559,10 @@ describe Gitlab::Git::Repository, seed_helper: true do
     end
   end
 
-  describe "#remote_delete" do
+  describe "#remove_remote" do
     before(:all) do
       @repo = Gitlab::Git::Repository.new('default', TEST_MUTABLE_REPO_PATH, '')
-      @repo.remote_delete("expendable")
+      @repo.remove_remote("expendable")
     end
 
     it "should remove the remote" do
@@ -575,14 +575,16 @@ describe Gitlab::Git::Repository, seed_helper: true do
     end
   end
 
-  describe "#remote_add" do
+  describe "#remote_update" do
     before(:all) do
       @repo = Gitlab::Git::Repository.new('default', TEST_MUTABLE_REPO_PATH, '')
-      @repo.remote_add("new_remote", SeedHelper::GITLAB_GIT_TEST_REPO_URL)
+      @repo.remote_update("expendable", url: TEST_NORMAL_REPO_PATH)
     end
 
     it "should add the remote" do
-      expect(@repo.rugged.remotes.each_name.to_a).to include("new_remote")
+      expect(@repo.rugged.remotes["expendable"].url).to(
+        eq(TEST_NORMAL_REPO_PATH)
+      )
     end
 
     after(:all) do
@@ -591,21 +593,58 @@ describe Gitlab::Git::Repository, seed_helper: true do
     end
   end
 
-  describe "#remote_update" do
-    before(:all) do
-      @repo = Gitlab::Git::Repository.new('default', TEST_MUTABLE_REPO_PATH, '')
-      @repo.remote_update("expendable", url: TEST_NORMAL_REPO_PATH)
+  describe '#fetch_mirror' do
+    let(:new_repository) do
+      Gitlab::Git::Repository.new('default', 'my_project.git', '')
     end
 
-    it "should add the remote" do
-      expect(@repo.rugged.remotes["expendable"].url).to(
-        eq(TEST_NORMAL_REPO_PATH)
-      )
+    subject { new_repository.fetch_mirror(repository.path) }
+
+    before do
+      Gitlab::Shell.new.add_repository('default', 'my_project')
     end
 
-    after(:all) do
-      FileUtils.rm_rf(TEST_MUTABLE_REPO_PATH)
-      ensure_seeds
+    after do
+      Gitlab::Shell.new.remove_repository(TestEnv.repos_path, 'my_project')
+    end
+
+    it 'fetches a url as a mirror remote' do
+      subject
+
+      expect(refs(new_repository.path)).to eq(refs(repository.path))
+    end
+
+    context 'with keep-around refs' do
+      let(:sha) { SeedRepo::Commit::ID }
+      let(:keep_around_ref) { "refs/keep-around/#{sha}" }
+      let(:tmp_ref) { "refs/tmp/#{SecureRandom.hex}" }
+
+      before do
+        repository.rugged.references.create(keep_around_ref, sha, force: true)
+        repository.rugged.references.create(tmp_ref, sha, force: true)
+      end
+
+      it 'includes the temporary and keep-around refs' do
+        subject
+
+        expect(refs(new_repository.path)).to include(keep_around_ref)
+        expect(refs(new_repository.path)).to include(tmp_ref)
+      end
+    end
+  end
+
+  describe '#remote_tags' do
+    let(:target_commit_id) { SeedRepo::Commit::ID }
+
+    subject { repository.remote_tags('upstream') }
+
+    it 'gets the remote tags' do
+      expect(repository).to receive(:list_remote_tags).with('upstream')
+        .and_return(["#{target_commit_id}\trefs/tags/v0.0.1\n"])
+
+      expect(subject.first).to be_an_instance_of(Gitlab::Git::Tag)
+      expect(subject.first.name).to eq('v0.0.1')
+      expect(subject.first.dereferenced_target.id).to eq(target_commit_id)
     end
   end
 
@@ -1685,6 +1724,21 @@ describe Gitlab::Git::Repository, seed_helper: true do
     end
   end
 
+  describe '#fetch' do
+    let(:git_path) { Gitlab.config.git.bin_path }
+    let(:remote_name) { 'my_remote' }
+
+    subject { repository.fetch(remote_name) }
+
+    it 'fetches the remote and returns true if the command was successful' do
+      expect(repository).to receive(:popen)
+        .with(%W(#{git_path} fetch #{remote_name}), repository.path)
+        .and_return(['', 0])
+
+      expect(subject).to be(true)
+    end
+  end
+
   def create_remote_branch(repository, remote_name, branch_name, source_branch_name)
     source_branch = repository.branches.find { |branch| branch.name == source_branch_name }
     rugged = repository.rugged
@@ -1760,4 +1814,10 @@ describe Gitlab::Git::Repository, seed_helper: true do
     sha = Rugged::Commit.create(repo, options)
     repo.lookup(sha)
   end
+
+  def refs(dir)
+    IO.popen(%W[git -C #{dir} for-each-ref], &:read).split("\n").map do |line|
+      line.split("\t").last
+    end
+  end
 end

spec/lib/gitlab/import_export/all_models.yml

@@ -147,7 +147,8 @@ deploy_keys:
 - user
 - deploy_keys_projects
 - projects
-cluster:
+clusters:
+- application_helm
 - cluster_projects
 - projects
 - user
@@ -160,6 +161,8 @@ provider_gcp:
 - cluster
 platform_kubernetes:
 - cluster
+application_helm:
+- cluster
 services:
 - project
 - service_hook
@@ -191,6 +194,7 @@ project:
 - tags
 - chat_services
 - cluster
+- clusters
 - cluster_project
 - creator
 - group
@@ -299,4 +303,4 @@ push_event_payload:
 - event
 issue_assignees:
 - issue
-- assignee
\ No newline at end of file
+- assignee

spec/models/clusters/platforms/kubernetes_spec.rb

@@ -9,7 +9,7 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
 
   describe 'before_validation' do
     context 'when namespace includes upper case' do
-      let(:kubernetes) { create(:platform_kubernetes, :configured, namespace: namespace) }
+      let(:kubernetes) { create(:cluster_platform_kubernetes, :configured, namespace: namespace) }
       let(:namespace) { 'ABC' }
 
       it 'converts to lower case' do
@@ -22,7 +22,7 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
     subject { kubernetes.valid? }
 
     context 'when validates namespace' do
-      let(:kubernetes) { build(:platform_kubernetes, :configured, namespace: namespace) }
+      let(:kubernetes) { build(:cluster_platform_kubernetes, :configured, namespace: namespace) }
 
       context 'when namespace is blank' do
         let(:namespace) { '' }
@@ -50,7 +50,7 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
     end
 
     context 'when validates api_url' do
-      let(:kubernetes) { build(:platform_kubernetes, :configured) }
+      let(:kubernetes) { build(:cluster_platform_kubernetes, :configured) }
 
       before do
         kubernetes.api_url = api_url
@@ -76,7 +76,7 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
     end
 
     context 'when validates token' do
-      let(:kubernetes) { build(:platform_kubernetes, :configured) }
+      let(:kubernetes) { build(:cluster_platform_kubernetes, :configured) }
 
       before do
         kubernetes.token = token
@@ -95,8 +95,8 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
       let(:enabled) { true }
       let(:project) { create(:project) }
       let(:cluster) { build(:cluster, provider_type: :gcp, platform_type: :kubernetes, platform_kubernetes: platform, provider_gcp: provider, enabled: enabled, projects: [project]) }
-      let(:platform) { build(:platform_kubernetes, :configured) }
-      let(:provider) { build(:provider_gcp) }
+      let(:platform) { build(:cluster_platform_kubernetes, :configured) }
+      let(:provider) { build(:cluster_provider_gcp) }
       let(:kubernetes_service) { project.kubernetes_service }
 
       it 'updates KubernetesService' do
@@ -126,8 +126,8 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
     context 'when kubernetes_service has been configured without cluster integration' do
       let!(:project) { create(:project) }
       let(:cluster) { build(:cluster, provider_type: :gcp, platform_type: :kubernetes, platform_kubernetes: platform, provider_gcp: provider, projects: [project]) }
-      let(:platform) { build(:platform_kubernetes, :configured, api_url: 'https://111.111.111.111') }
-      let(:provider) { build(:provider_gcp) }
+      let(:platform) { build(:cluster_platform_kubernetes, :configured, api_url: 'https://111.111.111.111') }
+      let(:provider) { build(:cluster_provider_gcp) }
 
       before do
         create(:kubernetes_service, project: project)
@@ -144,7 +144,7 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
 
     let!(:cluster) { create(:cluster, :project, platform_kubernetes: kubernetes) }
     let(:project) { cluster.project }
-    let(:kubernetes) { create(:platform_kubernetes, :configured, namespace: namespace) }
+    let(:kubernetes) { create(:cluster_platform_kubernetes, :configured, namespace: namespace) }
 
     context 'when namespace is present' do
       let(:namespace) { 'namespace-123' }
@@ -170,7 +170,7 @@ describe Clusters::Platforms::Kubernetes, :use_clean_rails_memory_store_caching
   describe '#default_namespace' do
     subject { kubernetes.default_namespace }
 
-    let(:kubernetes) { create(:platform_kubernetes, :configured) }
+    let(:kubernetes) { create(:cluster_platform_kubernetes, :configured) }
 
     context 'when cluster belongs to a project' do
       let!(:cluster) { create(:cluster, :project, platform_kubernetes: kubernetes) }

spec/models/clusters/providers/gcp_spec.rb

@@ -5,7 +5,7 @@ describe Clusters::Providers::Gcp do
   it { is_expected.to validate_presence_of(:zone) }
 
   describe 'default_value_for' do
-    let(:gcp) { build(:provider_gcp) }
+    let(:gcp) { build(:cluster_provider_gcp) }
 
     it "has default value" do
       expect(gcp.zone).to eq('us-central1-a')
@@ -18,7 +18,7 @@ describe Clusters::Providers::Gcp do
     subject { gcp.valid? }
 
     context 'when validates gcp_project_id' do
-      let(:gcp) { build(:provider_gcp, gcp_project_id: gcp_project_id) }
+      let(:gcp) { build(:cluster_provider_gcp, gcp_project_id: gcp_project_id) }
 
       context 'when gcp_project_id is shorter than 1' do
         let(:gcp_project_id) { '' }
@@ -46,7 +46,7 @@ describe Clusters::Providers::Gcp do
     end
 
     context 'when validates num_nodes' do
-      let(:gcp) { build(:provider_gcp, num_nodes: num_nodes) }
+      let(:gcp) { build(:cluster_provider_gcp, num_nodes: num_nodes) }
 
       context 'when num_nodes is string' do
         let(:num_nodes) { 'A3' }
@@ -76,7 +76,7 @@ describe Clusters::Providers::Gcp do
 
   describe '#state_machine' do
     context 'when any => [:created]' do
-      let(:gcp) { build(:provider_gcp, :creating) }
+      let(:gcp) { build(:cluster_provider_gcp, :creating) }
 
       before do
         gcp.make_created
@@ -90,7 +90,7 @@ describe Clusters::Providers::Gcp do
     end
 
     context 'when any => [:creating]' do
-      let(:gcp) { build(:provider_gcp) }
+      let(:gcp) { build(:cluster_provider_gcp) }
 
       context 'when operation_id is present' do
         let(:operation_id) { 'operation-xxx' }
@@ -116,7 +116,7 @@ describe Clusters::Providers::Gcp do
     end
 
     context 'when any => [:errored]' do
-      let(:gcp) { build(:provider_gcp, :creating) }
+      let(:gcp) { build(:cluster_provider_gcp, :creating) }
       let(:status_reason) { 'err msg' }
 
       it 'nullify access_token and operation_id' do
@@ -129,7 +129,7 @@ describe Clusters::Providers::Gcp do
       end
 
       context 'when status_reason is nil' do
-        let(:gcp) { build(:provider_gcp, :errored) }
+        let(:gcp) { build(:cluster_provider_gcp, :errored) }
 
         it 'does not set status_reason' do
           gcp.make_errored(nil)
@@ -144,13 +144,13 @@ describe Clusters::Providers::Gcp do
     subject { gcp.on_creation? }
 
     context 'when status is creating' do
-      let(:gcp) { create(:provider_gcp, :creating) }
+      let(:gcp) { create(:cluster_provider_gcp, :creating) }
 
       it { is_expected.to be_truthy }
     end
 
     context 'when status is created' do
-      let(:gcp) { create(:provider_gcp, :created) }
+      let(:gcp) { create(:cluster_provider_gcp, :created) }
 
       it { is_expected.to be_falsey }
     end
@@ -160,7 +160,7 @@ describe Clusters::Providers::Gcp do
     subject { gcp.api_client }
 
     context 'when status is creating' do
-      let(:gcp) { build(:provider_gcp, :creating) }
+      let(:gcp) { build(:cluster_provider_gcp, :creating) }
 
       it 'returns Cloud Platform API clinet' do
         expect(subject).to be_an_instance_of(GoogleApi::CloudPlatform::Client)
@@ -169,13 +169,13 @@ describe Clusters::Providers::Gcp do
     end
 
     context 'when status is created' do
-      let(:gcp) { build(:provider_gcp, :created) }
+      let(:gcp) { build(:cluster_provider_gcp, :created) }
 
       it { is_expected.to be_nil }
     end
 
     context 'when status is errored' do
-      let(:gcp) { build(:provider_gcp, :errored) }
+      let(:gcp) { build(:cluster_provider_gcp, :errored) }
 
       it { is_expected.to be_nil }
     end

spec/models/environment_spec.rb

@@ -18,7 +18,6 @@ describe Environment do
   it { is_expected.to validate_length_of(:slug).is_at_most(24) }
 
   it { is_expected.to validate_length_of(:external_url).is_at_most(255) }
-  it { is_expected.to validate_uniqueness_of(:external_url).scoped_to(:project_id) }
 
   describe '.order_by_last_deployed_at' do
     let(:project) { create(:project, :repository) }

spec/models/repository_spec.rb

@@ -2298,4 +2298,24 @@ describe Repository do
       project.commit_by(oid: '1' * 40)
     end
   end
+
+  describe '#raw_repository' do
+    subject { repository.raw_repository }
+
+    it 'returns a Gitlab::Git::Repository representation of the repository' do
+      expect(subject).to be_a(Gitlab::Git::Repository)
+      expect(subject.relative_path).to eq(project.disk_path + '.git')
+      expect(subject.gl_repository).to eq("project-#{project.id}")
+    end
+
+    context 'with a wiki repository' do
+      let(:repository) { project.wiki.repository }
+
+      it 'creates a Gitlab::Git::Repository with the proper attributes' do
+        expect(subject).to be_a(Gitlab::Git::Repository)
+        expect(subject.relative_path).to eq(project.disk_path + '.wiki.git')
+        expect(subject.gl_repository).to eq("wiki-#{project.id}")
+      end
+    end
+  end
 end

spec/serializers/cluster_application_entity_spec.rb

+require 'spec_helper'
+
+describe ClusterApplicationEntity do
+  describe '#as_json' do
+    let(:application) { build(:applications_helm) }
+    subject { described_class.new(application).as_json }
+
+    it 'has name' do
+      expect(subject[:name]).to eq(application.name)
+    end
+
+    it 'has status' do
+      expect(subject[:status]).to eq(:installable)
+    end
+
+    it 'has no status_reason' do
+      expect(subject[:status_reason]).to be_nil
+    end
+
+    context 'when application is errored' do
+      let(:application) { build(:applications_helm, :errored) }
+
+      it 'has corresponded data' do
+        expect(subject[:status]).to eq(:errored)
+        expect(subject[:status_reason]).not_to be_nil
+        expect(subject[:status_reason]).to eq(application.status_reason)
+      end
+    end
+  end
+end

spec/serializers/cluster_entity_spec.rb

@@ -8,7 +8,7 @@ describe ClusterEntity do
       let(:cluster) { create(:cluster, provider_type: :gcp, provider_gcp: provider) }
 
       context 'when status is creating' do
-        let(:provider) { create(:provider_gcp, :creating) }
+        let(:provider) { create(:cluster_provider_gcp, :creating) }
 
         it 'has corresponded data' do
           expect(subject[:status]).to eq(:creating)
@@ -17,7 +17,7 @@ describe ClusterEntity do
       end
 
       context 'when status is errored' do
-        let(:provider) { create(:provider_gcp, :errored) }
+        let(:provider) { create(:cluster_provider_gcp, :errored) }
 
         it 'has corresponded data' do
           expect(subject[:status]).to eq(:errored)
@@ -35,8 +35,17 @@ describe ClusterEntity do
       end
     end
 
-    it 'contains applications' do
-      expect(subject[:applications]).to eq({})
+    context 'when no application has been installed' do
+      let(:cluster) { create(:cluster) }
+      subject { described_class.new(cluster).as_json[:applications]}
+
+      it 'contains helm as installable' do
+        expect(subject).not_to be_empty
+
+        helm = subject[0]
+        expect(helm[:name]).to eq('helm')
+        expect(helm[:status]).to eq(:installable)
+      end
     end
   end
 end

spec/serializers/cluster_serializer_spec.rb

@@ -6,10 +6,10 @@ describe ClusterSerializer do
 
     context 'when provider type is gcp' do
       let(:cluster) { create(:cluster, provider_type: :gcp, provider_gcp: provider) }
-      let(:provider) { create(:provider_gcp, :errored) }
+      let(:provider) { create(:cluster_provider_gcp, :errored) }
 
       it 'serializes only status' do
-        expect(subject.keys).to contain_exactly(:status, :status_reason)
+        expect(subject.keys).to contain_exactly(:status, :status_reason, :applications)
       end
     end
 

spec/services/clusters/applications/check_installation_progress_service_spec.rb

+require 'spec_helper'
+
+describe Clusters::Applications::CheckInstallationProgressService do
+  RESCHEDULE_PHASES = Gitlab::Kubernetes::Pod::PHASES - [Gitlab::Kubernetes::Pod::SUCCEEDED, Gitlab::Kubernetes::Pod::FAILED].freeze
+
+  let(:application) { create(:applications_helm, :installing) }
+  let(:service) { described_class.new(application) }
+  let(:phase) { Gitlab::Kubernetes::Pod::UNKNOWN }
+  let(:errors) { nil }
+
+  shared_examples 'a terminated installation' do
+    it 'finalize the installation' do
+      expect(service).to receive(:finalize_installation).once
+
+      service.execute
+    end
+  end
+
+  shared_examples 'a not yet terminated installation' do |a_phase|
+    let(:phase) { a_phase }
+
+    context "when phase is #{a_phase}" do
+      context 'when not timeouted' do
+        it 'reschedule a new check' do
+          expect(ClusterWaitForAppInstallationWorker).to receive(:perform_in).once
+          expect(service).not_to receive(:finalize_installation)
+
+          service.execute
+
+          expect(application).to be_installing
+          expect(application.status_reason).to be_nil
+        end
+      end
+
+      context 'when timeouted' do
+        let(:application) { create(:applications_helm, :timeouted) }
+
+        it_behaves_like 'a terminated installation'
+
+        it 'make the application errored' do
+          expect(ClusterWaitForAppInstallationWorker).not_to receive(:perform_in)
+
+          service.execute
+
+          expect(application).to be_errored
+          expect(application.status_reason).to match(/\btimeouted\b/)
+        end
+      end
+    end
+  end
+
+  before do
+    expect(service).to receive(:installation_phase).once.and_return(phase)
+
+    allow(service).to receive(:installation_errors).and_return(errors)
+    allow(service).to receive(:finalize_installation).and_return(nil)
+  end
+
+  describe '#execute' do
+    context 'when installation POD succeeded' do
+      let(:phase) { Gitlab::Kubernetes::Pod::SUCCEEDED }
+
+      it_behaves_like 'a terminated installation'
+    end
+
+    context 'when installation POD failed' do
+      let(:phase) { Gitlab::Kubernetes::Pod::FAILED }
+      let(:errors) { 'test installation failed' }
+
+      it_behaves_like 'a terminated installation'
+
+      it 'make the application errored' do
+        service.execute
+
+        expect(application).to be_errored
+        expect(application.status_reason).to eq(errors)
+      end
+    end
+
+    RESCHEDULE_PHASES.each { |phase| it_behaves_like 'a not yet terminated installation', phase }
+  end
+end

spec/services/clusters/applications/finalize_installation_service_spec.rb

+require 'spec_helper'
+
+describe Clusters::Applications::FinalizeInstallationService do
+  describe '#execute' do
+    let(:application) { create(:applications_helm, :installing) }
+    let(:service) { described_class.new(application) }
+
+    before do
+      expect_any_instance_of(Gitlab::Kubernetes::Helm).to receive(:delete_installation_pod!).with(application)
+    end
+
+    context 'when installation POD succeeded' do
+      it 'make the application installed' do
+        service.execute
+
+        expect(application).to be_installed
+        expect(application.status_reason).to be_nil
+      end
+    end
+
+    context 'when installation POD failed' do
+      let(:application) { create(:applications_helm, :errored) }
+
+      it 'make the application errored' do
+        service.execute
+
+        expect(application).to be_errored
+        expect(application.status_reason).not_to be_nil
+      end
+    end
+  end
+end

spec/services/clusters/applications/install_service_spec.rb

+require 'spec_helper'
+
+describe Clusters::Applications::InstallService do
+  describe '#execute' do
+    let(:application) { create(:applications_helm, :scheduled) }
+    let(:service) { described_class.new(application) }
+
+    context 'when there are no errors' do
+      before do
+        expect_any_instance_of(Gitlab::Kubernetes::Helm).to receive(:install).with(application)
+        allow(ClusterWaitForAppInstallationWorker).to receive(:perform_in).and_return(nil)
+      end
+
+      it 'make the application installing' do
+        service.execute
+
+        expect(application).to be_installing
+      end
+
+      it 'schedule async installation status check' do
+        expect(ClusterWaitForAppInstallationWorker).to receive(:perform_in).once
+
+        service.execute
+      end
+    end
+
+    context 'when k8s cluster communication fails' do
+      before do
+        error = KubeException.new(500, 'system failure', nil)
+        expect_any_instance_of(Gitlab::Kubernetes::Helm).to receive(:install).with(application).and_raise(error)
+      end
+
+      it 'make the application errored' do
+        service.execute
+
+        expect(application).to be_errored
+        expect(application.status_reason).to match(/kubernetes error:/i)
+      end
+    end
+
+    context 'when application cannot be persisted' do
+      let(:application) { build(:applications_helm, :scheduled) }
+
+      it 'make the application errored' do
+        expect(application).to receive(:make_installing!).once.and_raise(ActiveRecord::RecordInvalid)
+        expect_any_instance_of(Gitlab::Kubernetes::Helm).not_to receive(:install)
+
+        service.execute
+
+        expect(application).to be_errored
+      end
+    end
+  end
+end

spec/services/clusters/applications/schedule_installation_service_spec.rb

+require 'spec_helper'
+
+describe Clusters::Applications::ScheduleInstallationService do
+  def count_scheduled
+    application_class&.with_status(:scheduled)&.count || 0
+  end
+
+  shared_examples 'a failing service' do
+    it 'raise an exception' do
+      expect(ClusterInstallAppWorker).not_to receive(:perform_async)
+      count_before = count_scheduled
+
+      expect { service.execute }.to raise_error(StandardError)
+      expect(count_scheduled).to eq(count_before)
+    end
+  end
+
+  describe '#execute' do
+    let(:application_class) { Clusters::Applications::Helm }
+    let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
+    let(:project) { cluster.project }
+    let(:service) { described_class.new(project, nil, cluster: cluster, application_class: application_class) }
+
+    it 'creates a new application' do
+      expect { service.execute }.to change { application_class.count }.by(1)
+    end
+
+    it 'make the application scheduled' do
+      expect(ClusterInstallAppWorker).to receive(:perform_async).with(application_class.application_name, kind_of(Numeric)).once
+
+      expect { service.execute }.to change { application_class.with_status(:scheduled).count }.by(1)
+    end
+
+    context 'when installation is already in progress' do
+      let(:application) { create(:applications_helm, :installing) }
+      let(:cluster) { application.cluster }
+
+      it_behaves_like 'a failing service'
+    end
+
+    context 'when application_class is nil' do
+      let(:application_class) { nil }
+
+      it_behaves_like 'a failing service'
+    end
+
+    context 'when application cannot be persisted' do
+      before do
+        expect_any_instance_of(application_class).to receive(:make_scheduled!).once.and_raise(ActiveRecord::RecordInvalid)
+      end
+
+      it_behaves_like 'a failing service'
+    end
+  end
+end

spec/services/clusters/create_service_spec.rb

@@ -61,57 +61,4 @@ describe Clusters::CreateService do
       end
     end
   end
-
-  # TODO: This will be active in 10.3
-  # context 'when provider is user' do
-  #   context 'when correct params' do
-  #     let(:params) do
-  #       {
-  #         name: 'test-cluster',
-  #         platform_type: :kubernetes,
-  #         provider_type: :user,
-  #         platform_kubernetes_attributes: {
-  #           namespace: 'custom-namespace',
-  #           api_url: 'https://111.111.111.111',
-  #           token: 'token'
-  #         }
-  #       }
-  #     end
-
-  #     it 'creates a cluster object and performs a worker' do
-  #       expect(ClusterProvisionWorker).to receive(:perform_async)
-
-  #       expect { result }
-  #         .to change { Clusters::Cluster.count }.by(1)
-  #         .and change { Clusters::Platforms::Kubernetes.count }.by(1)
-
-  #       expect(result.name).to eq('test-cluster')
-  #       expect(result.user).to eq(user)
-  #       expect(result.project).to eq(project)
-  #       expect(result.provider).to be_nil
-  #       expect(result.platform.namespace).to eq('custom-namespace')
-  #     end
-  #   end
-
-  #   context 'when invalid params' do
-  #     let(:params) do
-  #       {
-  #         name: 'test-cluster',
-  #         platform_type: :kubernetes,
-  #         provider_type: :user,
-  #         platform_kubernetes_attributes: {
-  #           namespace: 'custom-namespace',
-  #           api_url: '!!!!!',
-  #           token: 'token'
-  #         }
-  #       }
-  #     end
-
-  #     it 'returns an error' do
-  #       # expect(ClusterProvisionWorker).not_to receive(:perform_async)
-  #       expect { result }.to change { Clusters::Cluster.count }.by(0)
-  #       expect(result.errors[:"platform_kubernetes.api_url"]).to be_present
-  #     end
-  #   end
-  # end
 end

spec/services/clusters/gcp/fetch_operation_service_spec.rb

@@ -4,7 +4,7 @@ describe Clusters::Gcp::FetchOperationService do
   include GoogleApi::CloudPlatformHelpers
 
   describe '#execute' do
-    let(:provider) { create(:provider_gcp, :creating) }
+    let(:provider) { create(:cluster_provider_gcp, :creating) }
     let(:gcp_project_id) { provider.gcp_project_id }
     let(:zone) { provider.zone }
     let(:operation_id) { provider.operation_id }

spec/services/clusters/gcp/provision_service_spec.rb

@@ -4,7 +4,7 @@ describe Clusters::Gcp::ProvisionService do
   include GoogleApi::CloudPlatformHelpers
 
   describe '#execute' do
-    let(:provider) { create(:provider_gcp, :scheduled) }
+    let(:provider) { create(:cluster_provider_gcp, :scheduled) }
     let(:gcp_project_id) { provider.gcp_project_id }
     let(:zone) { provider.zone }
 

spec/services/clusters/gcp/verify_provision_status_service_spec.rb

@@ -4,7 +4,7 @@ describe Clusters::Gcp::VerifyProvisionStatusService do
   include GoogleApi::CloudPlatformHelpers
 
   describe '#execute' do
-    let(:provider) { create(:provider_gcp, :creating) }
+    let(:provider) { create(:cluster_provider_gcp, :creating) }
     let(:gcp_project_id) { provider.gcp_project_id }
     let(:zone) { provider.zone }
     let(:operation_id) { provider.operation_id }

spec/support/google_api/cloud_platform_helpers.rb

@@ -71,15 +71,9 @@ module GoogleApi
         "name": options[:name] || 'string',
         "description": options[:description] || 'string',
         "initialNodeCount": options[:initialNodeCount] || 'number',
-        # "nodeConfig": {,
-        #   object(NodeConfig),
-        # },,
         "masterAuth": {
           "username": options[:username] || 'string',
           "password": options[:password] || 'string',
-          # "clientCertificateConfig": {
-          #   object(ClientCertificateConfig)
-          # },
           "clusterCaCertificate": options[:clusterCaCertificate] || load_sample_cert,
           "clientCertificate": options[:clientCertificate] || 'string',
           "clientKey": options[:clientKey] || 'string'
@@ -88,36 +82,9 @@ module GoogleApi
         "monitoringService": options[:monitoringService] || 'string',
         "network": options[:network] || 'string',
         "clusterIpv4Cidr": options[:clusterIpv4Cidr] || 'string',
-        # "addonsConfig": {,
-        #   object(AddonsConfig),
-        # },,
         "subnetwork": options[:subnetwork] || 'string',
-        # "nodePools": [,
-        #   {,
-        #     object(NodePool),
-        #   },
-        # ],,
-        # "locations": [,
-        #   string,
-        # ],,
         "enableKubernetesAlpha": options[:enableKubernetesAlpha] || 'boolean',
-        # "resourceLabels": {,
-        #   string: string,,
-        #   ...,
-        # },,
         "labelFingerprint": options[:labelFingerprint] || 'string',
-        # "legacyAbac": {,
-        #   object(LegacyAbac),
-        # },
-        # "networkPolicy": {,
-        #   object(NetworkPolicy),
-        # },
-        # "ipAllocationPolicy": {,
-        #   object(IPAllocationPolicy),
-        # },
-        # "masterAuthorizedNetworksConfig": {,
-        #   object(MasterAuthorizedNetworksConfig),
-        # },
         "selfLink": options[:selfLink] || 'string',
         "zone": options[:zone] || 'string',
         "endpoint": options[:endpoint] || 'string',
@@ -129,9 +96,6 @@ module GoogleApi
         "statusMessage": options[:statusMessage] || 'string',
         "nodeIpv4CidrSize": options[:nodeIpv4CidrSize] || 'number',
         "servicesIpv4Cidr": options[:servicesIpv4Cidr] || 'string',
-        # "instanceGroupUrls": [,
-        #   string,
-        # ],,
         "currentNodeCount": options[:currentNodeCount] || 'number',
         "expireTime": options[:expireTime] || 'string'
       }

spec/workers/cluster_provision_worker_spec.rb

@@ -4,7 +4,7 @@ describe ClusterProvisionWorker do
   describe '#perform' do
     context 'when provider type is gcp' do
       let(:cluster) { create(:cluster, provider_type: :gcp, provider_gcp: provider) }
-      let(:provider) { create(:provider_gcp, :scheduled) }
+      let(:provider) { create(:cluster_provider_gcp, :scheduled) }
 
       it 'provision a cluster' do
         expect_any_instance_of(Clusters::Gcp::ProvisionService).to receive(:execute)

spec/workers/wait_for_cluster_creation_worker_spec.rb

@@ -4,7 +4,7 @@ describe WaitForClusterCreationWorker do
   describe '#perform' do
     context 'when provider type is gcp' do
       let(:cluster) { create(:cluster, provider_type: :gcp, provider_gcp: provider) }
-      let(:provider) { create(:provider_gcp, :creating) }
+      let(:provider) { create(:cluster_provider_gcp, :creating) }
 
       it 'provision a cluster' do
         expect_any_instance_of(Clusters::Gcp::VerifyProvisionStatusService).to receive(:execute)