Merge branch 'canary-deployments' into 'master'

Read track from deployment and visualise canary deployments

See merge request !1551

app/assets/javascripts/environments/components/deploy_board_component.js

@@ -163,7 +163,8 @@ export default {
             <template v-for="instance in deployBoardData.instances">
               <instance-component
                 :status="instance.status"
-                :tooltipText="instance.tooltip"/>
+                :tooltip-text="instance.tooltip"
+                :stable="instance.stable" />
             </template>
           </div>
         </section>

app/assets/javascripts/environments/components/deploy_board_instance_component.js

@@ -7,6 +7,9 @@
  * see more information about this in
  * https://gitlab.com/gitlab-org/gitlab-ee/uploads/5fff049fd88336d9ee0c6ef77b1ba7e3/monitoring__deployboard--key.png
  *
+ * An instance can represent a normal deploy or a canary deploy. In the latter we need to provide
+ * this information in the tooltip and the colors.
+ * Mockup is https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/1551#note_26595150
  */
 
 export default {
@@ -28,11 +31,23 @@ export default {
       required: false,
       default: '',
     },
+
+    stable: {
+      type: Boolean,
+      required: false,
+      default: true,
+    },
   },
 
   computed: {
     cssClass() {
-      return `deploy-board-instance-${this.status}`;
+      let cssClassName = `deploy-board-instance-${this.status}`;
+
+      if (!this.stable) {
+        cssClassName = `${cssClassName} deploy-board-instance-canary`;
+      }
+
+      return cssClassName;
     },
   },
 

app/assets/stylesheets/pages/environments.scss

@@ -240,6 +240,9 @@
   border-width: 1px;
   border-style: solid;
   margin: 1px;
+  display: flex;
+  justify-content: center;
+  align-items: center;
 
   &-finished {
     background-color: $green-100;
@@ -270,6 +273,17 @@
     background-color: $white-light;
     border-color: $border-color;
   }
+
+  &.deploy-board-instance-canary {
+    &::after {
+      width: 7px;
+      height: 7px;
+      border: 1px solid $white-light;
+      background-color: $orange-300;
+      border-radius: 50%;
+      content: "";
+    }
+  }
 }
 
 .deploy-board-icon i {

app/models/project.rb

@@ -116,6 +116,8 @@ class Project < ActiveRecord::Base
   has_one :prometheus_service, dependent: :destroy, inverse_of: :project
   has_one :index_status, dependent: :destroy
   has_one :mock_ci_service, dependent: :destroy
+  has_one :mock_deployment_service, dependent: :destroy
+  has_one :mock_monitoring_service, dependent: :destroy
 
   has_one  :forked_project_link,  dependent: :destroy, foreign_key: "forked_to_project_id"
   has_one  :forked_from_project,  through:   :forked_project_link

app/models/project_services/mock_deployment_service.rb

+class MockDeploymentService < DeploymentService
+  def title
+    'Mock deployment'
+  end
+
+  def description
+    'Mock deployment service'
+  end
+
+  def self.to_param
+    'mock_deployment'
+  end
+
+  # No terminals support
+  def terminals(environment)
+    []
+  end
+
+  def rollout_status(environment)
+    OpenStruct.new(
+      instances: rollout_status_instances,
+      completion: 80,
+      valid?: true,
+      complete?: true
+    )
+  end
+
+  private
+
+  def rollout_status_instances
+    JSON.parse(Rails.root.join('spec', 'fixtures', 'rollout_status_instances.json'))
+  end
+end

app/models/project_services/mock_monitoring_service.rb

+class MockMonitoringService < MonitoringService
+  def title
+    'Mock monitoring'
+  end
+
+  def description
+    'Mock monitoring service'
+  end
+
+  def self.to_param
+    'mock_monitoring'
+  end
+
+  def metrics(environment)
+    JSON.parse(Rails.root.join('spec', 'fixtures', 'metrics.json'))
+  end
+end

app/models/service.rb

@@ -240,7 +240,9 @@ class Service < ActiveRecord::Base
       slack
       teamcity
     ]
-    service_names << 'mock_ci' if Rails.env.development?
+    if Rails.env.development?
+      service_names += %w[mock_ci mock_deployment mock_monitoring]
+    end
 
     service_names.sort_by(&:downcase)
   end

changelogs/unreleased-ee/added-mock-data-for-deployboard.yml

+---
+title: Added mock data for Deployboard
+merge_request:
+author:

changelogs/unreleased-ee/visualise-canary-deployments.yml

+---
+title: Visualise Canary Deployments
+merge_request:
+author:

changelogs/unreleased/add-mock-deployment-and-monitoring-service-for-development.yaml

+---
+title: Added mock deployment and monitoring service with environments fixtures
+merge_request:
+author:

db/fixtures/development/19_environments.rb

+require './spec/support/sidekiq'
+
+class Gitlab::Seeder::Environments
+  def initialize(project)
+    @project = project
+  end
+
+  def seed!
+    @project.create_mock_deployment_service!(active: true)
+    @project.create_mock_monitoring_service!(active: true)
+
+    create_master_deployments!('production')
+    create_master_deployments!('staging')
+    create_merge_request_review_deployments!
+  end
+
+  private
+
+  def create_master_deployments!(name)
+    @project.repository.commits('master', limit: 4).map do |commit|
+      create_deployment!(
+        @project,
+        name,
+        'master',
+        commit.id
+      )
+    end
+  end
+
+  def create_merge_request_review_deployments!
+    @project.merge_requests.sample(4).map do |merge_request|
+      next unless merge_request.diff_head_sha
+
+      create_deployment!(
+        merge_request.source_project,
+        "review/#{merge_request.source_branch}",
+        merge_request.source_branch,
+        merge_request.diff_head_sha
+      )
+    end
+  end
+
+  def create_deployment!(project, name, ref, sha)
+    environment = find_or_create_environment!(project, name)
+    environment.deployments.create!(
+      project: project,
+      ref: ref,
+      sha: sha,
+      tag: false,
+      deployable: find_deployable(project, name)
+    )
+  end
+
+  def find_or_create_environment!(project, name)
+    project.environments.find_or_create_by!(name: name).tap do |environment|
+      environment.update(external_url: "https://google.com/#{name}")
+    end
+  end
+
+  def find_deployable(project, environment)
+    project.builds.where(environment: environment).sample
+  end
+end
+
+Gitlab::Seeder.quiet do
+  Project.all.sample(5).each do |project|
+    project_environments = Gitlab::Seeder::Environments.new(project)
+    project_environments.seed!
+  end
+end

lib/api/services.rb

@@ -610,8 +610,14 @@ module API
           desc: 'URL to the mock service'
         }
       ]
+      services['mock-deployment'] = []
+      services['mock-monitoring'] = []
 
-      service_classes << MockCiService
+      service_classes += [
+        MockCiService,
+        MockDeploymentService,
+        MockMonitoringService,
+      ]
     end
 
     trigger_services = {

lib/gitlab/kubernetes/deployment.rb

@@ -10,7 +10,15 @@ module Gitlab
       end
 
       def labels
-        metadata['labels']
+        metadata.fetch('labels', {})
+      end
+
+      def track
+        labels.fetch('track', 'stable')
+      end
+
+      def stable?
+        track == 'stable'
       end
 
       def outdated?
@@ -52,7 +60,12 @@ module Gitlab
       end
 
       def deployment_instance(n, name, status)
-        { status: status, tooltip: "#{name} (pod #{n}) #{status.capitalize}" }
+        {
+          status: status,
+          tooltip: "#{name} (pod #{n}) #{status.capitalize}",
+          track: track,
+          stable: stable?
+        }
       end
 
       def metadata

spec/fixtures/metrics.json

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spec/fixtures/rollout_status_instances.json

+[
+  {
+    "status": "finished",
+    "tooltip": "production (pod 0) Finished",
+    "track": "stable",
+    "stable": true
+  },
+  {
+    "status": "deploying",
+    "tooltip": "production (pod 1) Deploying",
+    "track": "stable",
+    "stable": true
+  },
+  {
+    "status": "failed",
+    "tooltip": "production (pod 2) Failed",
+    "track": "stable",
+    "stable": true
+  },
+  {
+    "status": "ready",
+    "tooltip": "production (pod 3) Ready",
+    "track": "stable",
+    "stable": true
+  },
+  {
+    "status": "preparing",
+    "tooltip": "production (pod 4) Preparing",
+    "track": "stable",
+    "stable": true
+  },
+  {
+    "status": "waiting",
+    "tooltip": "production (pod 5) Waiting",
+    "track": "stable",
+    "stable": true
+  },
+  {
+    "status": "finished",
+    "tooltip": "production-canary (pod 0) Finished",
+    "track": "canary",
+    "stable": false
+  },
+  {
+    "status": "deploying",
+    "tooltip": "production-canary (pod 1) Deploying",
+    "track": "canary",
+    "stable": false
+  },
+  {
+    "status": "failed",
+    "tooltip": "production-canary (pod 2) Failed",
+    "track": "canary",
+    "stable": false
+  },
+  {
+    "status": "ready",
+    "tooltip": "production-canary (pod 3) Ready",
+    "track": "canary",
+    "stable": false
+  },
+  {
+    "status": "preparing",
+    "tooltip": "production-canary (pod 4) Preparing",
+    "track": "canary",
+    "stable": false
+  },
+  {
+    "status": "waiting",
+    "tooltip": "production-canary (pod 5) Waiting",
+    "track": "canary",
+    "stable": false
+  }
+]

spec/javascripts/environments/deploy_board_instance_component_spec.js

@@ -30,4 +30,15 @@ describe('Deploy Board Instance', () => {
     expect(component.$el.classList.contains('deploy-board-instance-deploying')).toBe(true);
     expect(component.$el.getAttribute('data-title')).toEqual('');
   });
+
+  it('should render a div with canary class when stable prop is provided as false', () => {
+    const component = new DeployBoardInstanceComponent({
+      propsData: {
+        status: 'deploying',
+        stable: false,
+      },
+    }).$mount();
+
+    expect(component.$el.classList.contains('deploy-board-instance-canary')).toBe(true);
+  });
 });

spec/lib/gitlab/import_export/all_models.yml

@@ -164,6 +164,8 @@ project:
 - external_wiki_service
 - kubernetes_service
 - mock_ci_service
+- mock_deployment_service
+- mock_monitoring_service
 - forked_project_link
 - forked_from_project
 - forked_project_links

spec/lib/gitlab/kubernetes/deployment_spec.rb

@@ -5,60 +5,70 @@ describe Gitlab::Kubernetes::Deployment do
 
   describe '#name' do
     let(:params) { named(:selected) }
+
     it { expect(deployment.name).to eq(:selected) }
   end
 
   describe '#labels' do
     let(:params) { make('metadata', 'labels' => :selected) }
+
     it { expect(deployment.labels).to eq(:selected) }
   end
 
   describe '#outdated?' do
     context 'when outdated' do
       let(:params) { generation(2, 1) }
+
       it { expect(deployment.outdated?).to be_truthy }
     end
 
     context 'when up to date' do
       let(:params) { generation(2, 2) }
+
       it { expect(deployment.outdated?).to be_falsy }
     end
 
     context 'when ahead of latest' do
       let(:params) { generation(1, 2) }
+
       it { expect(deployment.outdated?).to be_falsy }
     end
   end
 
   describe '#wanted_replicas' do
     let(:params) { make('spec', 'replicas' => :selected ) }
+
     it { expect(deployment.wanted_replicas).to eq(:selected) }
   end
 
   describe '#finished_replicas' do
     let(:params) { make('status', 'availableReplicas' => :selected) }
+
     it { expect(deployment.finished_replicas).to eq(:selected) }
   end
 
   describe '#deploying_replicas' do
     let(:params) { make('status', 'availableReplicas' => 2, 'updatedReplicas' => 4) }
+
     it { expect(deployment.deploying_replicas).to eq(2) }
   end
 
   describe '#waiting_replicas' do
     let(:params) { combine(make('spec', 'replicas' => 4), make('status', 'updatedReplicas' => 2)) }
+
     it { expect(deployment.waiting_replicas).to eq(2) }
   end
 
   describe '#instances' do
     context 'when unnamed' do
       let(:params) { combine(generation(1, 1), instances) }
+
       it 'returns all instances as unknown and waiting' do
         expected = [
-          { status: 'waiting', tooltip: 'unknown (pod 0) Waiting' },
-          { status: 'waiting', tooltip: 'unknown (pod 1) Waiting' },
-          { status: 'waiting', tooltip: 'unknown (pod 2) Waiting' },
-          { status: 'waiting', tooltip: 'unknown (pod 3) Waiting' },
+          { status: 'waiting', tooltip: 'unknown (pod 0) Waiting', track: 'stable', stable: true },
+          { status: 'waiting', tooltip: 'unknown (pod 1) Waiting', track: 'stable', stable: true },
+          { status: 'waiting', tooltip: 'unknown (pod 2) Waiting', track: 'stable', stable: true },
+          { status: 'waiting', tooltip: 'unknown (pod 3) Waiting', track: 'stable', stable: true },
         ]
 
         expect(deployment.instances).to eq(expected)
@@ -67,12 +77,13 @@ describe Gitlab::Kubernetes::Deployment do
 
     context 'when outdated' do
       let(:params) { combine(named('foo'), generation(1, 0), instances) }
+
       it 'returns all instances as named and waiting' do
         expected = [
-          { status: 'waiting', tooltip: 'foo (pod 0) Waiting' },
-          { status: 'waiting', tooltip: 'foo (pod 1) Waiting' },
-          { status: 'waiting', tooltip: 'foo (pod 2) Waiting' },
-          { status: 'waiting', tooltip: 'foo (pod 3) Waiting' },
+          { status: 'waiting', tooltip: 'foo (pod 0) Waiting', track: 'stable', stable: true },
+          { status: 'waiting', tooltip: 'foo (pod 1) Waiting', track: 'stable', stable: true },
+          { status: 'waiting', tooltip: 'foo (pod 2) Waiting', track: 'stable', stable: true },
+          { status: 'waiting', tooltip: 'foo (pod 3) Waiting', track: 'stable', stable: true },
         ]
 
         expect(deployment.instances).to eq(expected)
@@ -84,15 +95,44 @@ describe Gitlab::Kubernetes::Deployment do
 
       it 'returns all instances' do
         expected = [
-          { status: 'finished',  tooltip: 'foo (pod 0) Finished' },
-          { status: 'deploying', tooltip: 'foo (pod 1) Deploying' },
-          { status: 'waiting',   tooltip: 'foo (pod 2) Waiting' },
-          { status: 'waiting',   tooltip: 'foo (pod 3) Waiting' },
+          { status: 'finished',  tooltip: 'foo (pod 0) Finished', track: 'stable', stable: true },
+          { status: 'deploying', tooltip: 'foo (pod 1) Deploying', track: 'stable', stable: true },
+          { status: 'waiting',   tooltip: 'foo (pod 2) Waiting', track: 'stable', stable: true },
+          { status: 'waiting',   tooltip: 'foo (pod 3) Waiting', track: 'stable', stable: true },
         ]
 
         expect(deployment.instances).to eq(expected)
       end
     end
+
+    context 'with track label' do
+      let(:labels) { { 'track' => track } }
+      let(:params) { combine(named('foo', labels), generation(1, 0), instances(1, 1, 1, labels)) }
+
+      context 'when marked as stable' do
+        let(:track) { 'stable' }
+
+        it 'returns all instances' do
+          expected = [
+            { status: 'waiting',  tooltip: 'foo (pod 0) Waiting', track: 'stable', stable: true },
+          ]
+
+          expect(deployment.instances).to eq(expected)
+        end
+      end
+
+      context 'when marked as canary' do
+        let(:track) { 'canary' }
+
+        it 'returns all instances' do
+          expected = [
+            { status: 'waiting',  tooltip: 'foo (pod 0) Waiting', track: 'canary', stable: false },
+          ]
+
+          expect(deployment.instances).to eq(expected)
+        end
+      end
+    end
   end
 
   def generation(expected, observed)
@@ -102,14 +142,14 @@ describe Gitlab::Kubernetes::Deployment do
     )
   end
 
-  def named(name = "foo")
-    make('metadata', 'name' => name)
+  def named(name = "foo", labels = {})
+    make('metadata', 'name' => name, 'labels' => labels)
   end
 
-  def instances
+  def instances(replicas = 4, available = 1, updated = 2, labels = {})
     combine(
-      make('spec', 'replicas' => 4),
-      make('status', 'availableReplicas' => 1, 'updatedReplicas' => 2),
+      make('spec', 'replicas' => replicas),
+      make('status', 'availableReplicas' => available, 'updatedReplicas' => updated),
     )
   end
 

spec/lib/gitlab/kubernetes/rollout_status_spec.rb

@@ -2,16 +2,25 @@ require 'spec_helper'
 
 describe Gitlab::Kubernetes::RolloutStatus do
   include KubernetesHelpers
-  let(:specs_all_finished) { [kube_deployment(name: 'one'), kube_deployment(name: 'two')] }
-  let(:specs_half_finished) do
+
+  let(:track) { nil }
+  let(:specs) { specs_all_finished }
+  let(:specs_none) { [] }
+
+  let(:specs_all_finished) do
     [
       kube_deployment(name: 'one'),
-      kube_deployment(name: 'two').deep_merge('status' => { 'availableReplicas' => 0 })
+      kube_deployment(name: 'two', track: track)
     ]
   end
 
-  let(:specs) { specs_all_finished }
-  let(:specs_none) { [] }
+  let(:specs_half_finished) do
+    [
+      kube_deployment(name: 'one'),
+      kube_deployment(name: 'two', track: track)
+        .deep_merge('status' => { 'availableReplicas' => 0 })
+    ]
+  end
 
   subject(:rollout_status) { described_class.from_specs(*specs) }
 
@@ -24,20 +33,39 @@ describe Gitlab::Kubernetes::RolloutStatus do
   end
 
   describe '#instances' do
+    context 'for stable track' do
       it 'stores the union of deployment instances' do
         expected = [
-        { status: 'finished', tooltip: 'one (pod 0) Finished' },
-        { status: 'finished', tooltip: 'one (pod 1) Finished' },
-        { status: 'finished', tooltip: 'one (pod 2) Finished' },
-        { status: 'finished', tooltip: 'two (pod 0) Finished' },
-        { status: 'finished', tooltip: 'two (pod 1) Finished' },
-        { status: 'finished', tooltip: 'two (pod 2) Finished' },
+          { status: 'finished', tooltip: 'one (pod 0) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'one (pod 1) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'one (pod 2) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'two (pod 0) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'two (pod 1) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'two (pod 2) Finished', track: 'stable', stable: true },
         ]
 
         expect(rollout_status.instances).to eq(expected)
       end
     end
 
+    context 'for stable track' do
+      let(:track) { 'canary' }
+
+      it 'stores the union of deployment instances' do
+        expected = [
+          { status: 'finished', tooltip: 'one (pod 0) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'one (pod 1) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'one (pod 2) Finished', track: 'stable', stable: true },
+          { status: 'finished', tooltip: 'two (pod 0) Finished', track: 'canary', stable: false },
+          { status: 'finished', tooltip: 'two (pod 1) Finished', track: 'canary', stable: false },
+          { status: 'finished', tooltip: 'two (pod 2) Finished', track: 'canary', stable: false },
+        ]
+
+        expect(rollout_status.instances).to eq(expected)
+      end
+    end
+  end
+
   describe '#completion' do
     subject { rollout_status.completion }
 
@@ -47,6 +75,7 @@ describe Gitlab::Kubernetes::RolloutStatus do
 
     context 'when half of the instances are finished' do
       let(:specs) { specs_half_finished }
+
       it { is_expected.to eq(50) }
     end
   end
@@ -60,6 +89,7 @@ describe Gitlab::Kubernetes::RolloutStatus do
 
     context 'when half of the instances are finished' do
       let(:specs) { specs_half_finished }
+
       it { is_expected.to be_falsy}
     end
   end

spec/support/kubernetes_helpers.rb

@@ -85,12 +85,15 @@ module KubernetesHelpers
     }
   end
 
-  def kube_deployment(name: "kube-deployment", app: "valid-deployment-label")
+  def kube_deployment(name: "kube-deployment", app: "valid-deployment-label", track: nil)
     {
       "metadata" => {
         "name" => name,
         "generation" => 4,
-        "labels" => { "app" => app },
+        "labels" => {
+          "app" => app,
+          "track" => track
+        }.compact,
       },
       "spec" => { "replicas" => 3 },
       "status" => {