Added Prometheus Service and Prometheus graphs

3 files changed, 511 insertions, 0 deletions

diff --git a/spec/features/projects/environments/environment_metrics_spec.rb b/spec/features/projects/environments/environment_metrics_spec.rb
new file mode 100644
index 00000000000..ee925e811e1
--- /dev/null
+++ b/spec/features/projects/environments/environment_metrics_spec.rb
@@ -0,0 +1,39 @@
+require 'spec_helper'
+
+feature 'Environment > Metrics', :feature do
+  include PrometheusHelpers
+
+  given(:user) { create(:user) }
+  given(:project) { create(:prometheus_project) }
+  given(:pipeline) { create(:ci_pipeline, project: project) }
+  given(:build) { create(:ci_build, pipeline: pipeline) }
+  given(:environment) { create(:environment, project: project) }
+  given(:current_time) { Time.now.utc }
+
+  background do
+    project.add_developer(user)
+    create(:deployment, environment: environment, deployable: build)
+    stub_all_prometheus_requests(environment.slug)
+
+    login_as(user)
+    visit_environment(environment)
+  end
+
+  around do |example|
+    Timecop.freeze(current_time) { example.run }
+  end
+
+  context 'with deployments and related deployable present' do
+    scenario 'shows metrics' do
+      click_link('See metrics')
+
+      expect(page).to have_css('svg.prometheus-graph')
+    end
+  end
+
+  def visit_environment(environment)
+    visit namespace_project_environment_path(environment.project.namespace,
+                                             environment.project,
+                                             environment)
+  end
+end
diff --git a/spec/features/projects/environments/environment_spec.rb b/spec/features/projects/environments/environment_spec.rb
new file mode 100644
index 00000000000..e2d16e0830a
--- /dev/null
+++ b/spec/features/projects/environments/environment_spec.rb
@@ -0,0 +1,220 @@
+require 'spec_helper'
+
+feature 'Environment', :feature do
+  given(:project) { create(:empty_project) }
+  given(:user) { create(:user) }
+  given(:role) { :developer }
+
+  background do
+    login_as(user)
+    project.team << [user, role]
+  end
+
+  feature 'environment details page' do
+    given!(:environment) { create(:environment, project: project) }
+    given!(:deployment) { }
+    given!(:action) { }
+
+    before do
+      visit_environment(environment)
+    end
+
+    scenario 'shows environment name' do
+      expect(page).to have_content(environment.name)
+    end
+
+    context 'without deployments' do
+      scenario 'does show no deployments' do
+        expect(page).to have_content('You don\'t have any deployments right now.')
+      end
+    end
+
+    context 'with deployments' do
+      context 'when there is no related deployable' do
+        given(:deployment) do
+          create(:deployment, environment: environment, deployable: nil)
+        end
+
+        scenario 'does show deployment SHA' do
+          expect(page).to have_link(deployment.short_sha)
+          expect(page).not_to have_link('Re-deploy')
+          expect(page).not_to have_terminal_button
+        end
+      end
+
+      context 'with related deployable present' do
+        given(:pipeline) { create(:ci_pipeline, project: project) }
+        given(:build) { create(:ci_build, pipeline: pipeline) }
+
+        given(:deployment) do
+          create(:deployment, environment: environment, deployable: build)
+        end
+
+        scenario 'does show build name' do
+          expect(page).to have_link("#{build.name} (##{build.id})")
+          expect(page).to have_link('Re-deploy')
+          expect(page).not_to have_terminal_button
+        end
+
+        context 'with manual action' do
+          given(:action) do
+            create(:ci_build, :manual, pipeline: pipeline,
+                                       name: 'deploy to production')
+          end
+
+          scenario 'does show a play button' do
+            expect(page).to have_link(action.name.humanize)
+          end
+
+          scenario 'does allow to play manual action' do
+            expect(action).to be_manual
+
+            expect { click_link(action.name.humanize) }
+              .not_to change { Ci::Pipeline.count }
+
+            expect(page).to have_content(action.name)
+            expect(action.reload).to be_pending
+          end
+
+          context 'with external_url' do
+            given(:environment) { create(:environment, project: project, external_url: 'https://git.gitlab.com') }
+            given(:build) { create(:ci_build, pipeline: pipeline) }
+            given(:deployment) { create(:deployment, environment: environment, deployable: build) }
+
+            scenario 'does show an external link button' do
+              expect(page).to have_link(nil, href: environment.external_url)
+            end
+          end
+
+          context 'with terminal' do
+            let(:project) { create(:kubernetes_project, :test_repo) }
+
+            context 'for project master' do
+              let(:role) { :master }
+
+              scenario 'it shows the terminal button' do
+                expect(page).to have_terminal_button
+              end
+
+              context 'web terminal', :js do
+                before do
+                  # Stub #terminals as it causes js-enabled feature specs to render the page incorrectly
+                  allow_any_instance_of(Environment).to receive(:terminals) { nil }
+                  visit terminal_namespace_project_environment_path(project.namespace, project, environment)
+                end
+
+                it 'displays a web terminal' do
+                  expect(page).to have_selector('#terminal')
+                  expect(page).to have_link(nil, href: environment.external_url)
+                end
+              end
+            end
+
+            context 'for developer' do
+              let(:role) { :developer }
+
+              scenario 'does not show terminal button' do
+                expect(page).not_to have_terminal_button
+              end
+            end
+          end
+
+          context 'when environment is available' do
+            context 'with stop action' do
+              given(:action) do
+                create(:ci_build, :manual, pipeline: pipeline,
+                                           name: 'close_app')
+              end
+
+              given(:deployment) do
+                create(:deployment, environment: environment,
+                                    deployable: build,
+                                    on_stop: 'close_app')
+              end
+
+              scenario 'does allow to stop environment' do
+                click_link('Stop')
+
+                expect(page).to have_content('close_app')
+              end
+
+              context 'for reporter' do
+                let(:role) { :reporter }
+
+                scenario 'does not show stop button' do
+                  expect(page).not_to have_link('Stop')
+                end
+              end
+            end
+
+            context 'without stop action' do
+              scenario 'does allow to stop environment' do
+                click_link('Stop')
+              end
+            end
+          end
+
+          context 'when environment is stopped' do
+            given(:environment) { create(:environment, project: project, state: :stopped) }
+
+            scenario 'does not show stop button' do
+              expect(page).not_to have_link('Stop')
+            end
+          end
+        end
+      end
+    end
+  end
+
+  feature 'auto-close environment when branch is deleted' do
+    given(:project) { create(:project) }
+
+    given!(:environment) do
+      create(:environment, :with_review_app, project: project,
+                                             ref: 'feature')
+    end
+
+    scenario 'user visits environment page' do
+      visit_environment(environment)
+
+      expect(page).to have_link('Stop')
+    end
+
+    scenario 'user deletes the branch with running environment' do
+      visit namespace_project_branches_path(project.namespace, project)
+
+      remove_branch_with_hooks(project, user, 'feature') do
+        page.within('.js-branch-feature') { find('a.btn-remove').click }
+      end
+
+      visit_environment(environment)
+
+      expect(page).to have_no_link('Stop')
+    end
+
+    ##
+    # This is a workaround for problem described in #24543
+    #
+    def remove_branch_with_hooks(project, user, branch)
+      params = {
+        oldrev: project.commit(branch).id,
+        newrev: Gitlab::Git::BLANK_SHA,
+        ref: "refs/heads/#{branch}"
+      }
+
+      yield
+
+      GitPushService.new(project, user, params).execute
+    end
+  end
+
+  def visit_environment(environment)
+    visit namespace_project_environment_path(environment.project.namespace,
+                                             environment.project,
+                                             environment)
+  end
+
+  def have_terminal_button
+    have_link(nil, href: terminal_namespace_project_environment_path(project.namespace, project, environment))
+  end
+end
diff --git a/spec/features/projects/environments/environments_spec.rb b/spec/features/projects/environments/environments_spec.rb
new file mode 100644
index 00000000000..25f31b423b8
--- /dev/null
+++ b/spec/features/projects/environments/environments_spec.rb
@@ -0,0 +1,252 @@
+require 'spec_helper'
+
+feature 'Environments page', :feature, :js do
+  given(:project) { create(:empty_project) }
+  given(:user) { create(:user) }
+  given(:role) { :developer }
+
+  background do
+    project.team << [user, role]
+    login_as(user)
+  end
+
+  given!(:environment) { }
+  given!(:deployment) { }
+  given!(:action) { }
+
+  before do
+    visit_environments(project)
+  end
+
+  describe 'page tabs' do
+    scenario 'shows "Available" and "Stopped" tab with links' do
+      expect(page).to have_link('Available')
+      expect(page).to have_link('Stopped')
+    end
+  end
+
+  context 'without environments' do
+    scenario 'does show no environments' do
+      expect(page).to have_content('You don\'t have any environments right now.')
+    end
+
+    scenario 'does show 0 as counter for environments in both tabs' do
+      expect(page.find('.js-available-environments-count').text).to eq('0')
+      expect(page.find('.js-stopped-environments-count').text).to eq('0')
+    end
+  end
+
+  describe 'when showing the environment' do
+    given(:environment) { create(:environment, project: project) }
+
+    scenario 'does show environment name' do
+      expect(page).to have_link(environment.name)
+    end
+
+    scenario 'does show number of available and stopped environments' do
+      expect(page.find('.js-available-environments-count').text).to eq('1')
+      expect(page.find('.js-stopped-environments-count').text).to eq('0')
+    end
+
+    context 'without deployments' do
+      scenario 'does show no deployments' do
+        expect(page).to have_content('No deployments yet')
+      end
+
+      context 'for available environment' do
+        given(:environment) { create(:environment, project: project, state: :available) }
+
+        scenario 'does not shows stop button' do
+          expect(page).not_to have_selector('.stop-env-link')
+        end
+      end
+
+      context 'for stopped environment' do
+        given(:environment) { create(:environment, project: project, state: :stopped) }
+
+        scenario 'does not shows stop button' do
+          expect(page).not_to have_selector('.stop-env-link')
+        end
+      end
+    end
+
+    context 'with deployments' do
+      given(:project) { create(:project) }
+
+      given(:deployment) do
+        create(:deployment, environment: environment,
+                            sha: project.commit.id)
+      end
+
+      scenario 'does show deployment SHA' do
+        expect(page).to have_link(deployment.short_sha)
+      end
+
+      scenario 'does show deployment internal id' do
+        expect(page).to have_content(deployment.iid)
+      end
+
+      context 'with build and manual actions' do
+        given(:pipeline) { create(:ci_pipeline, project: project) }
+        given(:build) { create(:ci_build, pipeline: pipeline) }
+
+        given(:action) do
+          create(:ci_build, :manual, pipeline: pipeline, name: 'deploy to production')
+        end
+
+        given(:deployment) do
+          create(:deployment, environment: environment,
+                              deployable: build,
+                              sha: project.commit.id)
+        end
+
+        scenario 'does show a play button' do
+          find('.js-dropdown-play-icon-container').click
+          expect(page).to have_content(action.name.humanize)
+        end
+
+        scenario 'does allow to play manual action', js: true do
+          expect(action).to be_manual
+
+          find('.js-dropdown-play-icon-container').click
+          expect(page).to have_content(action.name.humanize)
+
+          expect { click_link(action.name.humanize) }
+            .not_to change { Ci::Pipeline.count }
+
+          expect(action.reload).to be_pending
+        end
+
+        scenario 'does show build name and id' do
+          expect(page).to have_link("#{build.name} ##{build.id}")
+        end
+
+        scenario 'does not show stop button' do
+          expect(page).not_to have_selector('.stop-env-link')
+        end
+
+        scenario 'does not show external link button' do
+          expect(page).not_to have_css('external-url')
+        end
+
+        scenario 'does not show terminal button' do
+          expect(page).not_to have_terminal_button
+        end
+
+        context 'with external_url' do
+          given(:environment) { create(:environment, project: project, external_url: 'https://git.gitlab.com') }
+          given(:build) { create(:ci_build, pipeline: pipeline) }
+          given(:deployment) { create(:deployment, environment: environment, deployable: build) }
+
+          scenario 'does show an external link button' do
+            expect(page).to have_link(nil, href: environment.external_url)
+          end
+        end
+
+        context 'with stop action' do
+          given(:action) do
+            create(:ci_build, :manual, pipeline: pipeline, name: 'close_app')
+          end
+
+          given(:deployment) do
+            create(:deployment, environment: environment,
+                                deployable: build,
+                                on_stop: 'close_app')
+          end
+
+          scenario 'does show stop button' do
+            expect(page).to have_selector('.stop-env-link')
+          end
+
+          scenario 'starts build when stop button clicked' do
+            find('.stop-env-link').click
+
+            expect(page).to have_content('close_app')
+          end
+
+          context 'for reporter' do
+            let(:role) { :reporter }
+
+            scenario 'does not show stop button' do
+              expect(page).not_to have_selector('.stop-env-link')
+            end
+          end
+        end
+
+        context 'with terminal' do
+          let(:project) { create(:kubernetes_project, :test_repo) }
+
+          context 'for project master' do
+            let(:role) { :master }
+
+            scenario 'it shows the terminal button' do
+              expect(page).to have_terminal_button
+            end
+          end
+
+          context 'for developer' do
+            let(:role) { :developer }
+
+            scenario 'does not show terminal button' do
+              expect(page).not_to have_terminal_button
+            end
+          end
+        end
+      end
+    end
+  end
+
+  scenario 'does have a New environment button' do
+    expect(page).to have_link('New environment')
+  end
+
+  describe 'when creating a new environment' do
+    before do
+      visit_environments(project)
+    end
+
+    context 'when logged as developer' do
+      before do
+        click_link 'New environment'
+      end
+
+      context 'for valid name' do
+        before do
+          fill_in('Name', with: 'production')
+          click_on 'Save'
+        end
+
+        scenario 'does create a new pipeline' do
+          expect(page).to have_content('production')
+        end
+      end
+
+      context 'for invalid name' do
+        before do
+          fill_in('Name', with: 'name,with,commas')
+          click_on 'Save'
+        end
+
+        scenario 'does show errors' do
+          expect(page).to have_content('Name can contain only letters')
+        end
+      end
+    end
+
+    context 'when logged as reporter' do
+      given(:role) { :reporter }
+
+      scenario 'does not have a New environment link' do
+        expect(page).not_to have_link('New environment')
+      end
+    end
+  end
+
+  def have_terminal_button
+    have_link(nil, href: terminal_namespace_project_environment_path(project.namespace, project, environment))
+  end
+
+  def visit_environments(project)
+    visit namespace_project_environments_path(project.namespace, project)
+  end
+end