Add 5-minute-prod-app CI template

Signed-off-by: Dmytro Zaporozhets <dzaporozhets@gitlab.com>

changelogs/unreleased/dz-5-minute-prod-app-ci-template.yml

+---
+title: Add 5-minute-production-app CI template
+merge_request: 49487
+author:
+type: added

lib/gitlab/ci/templates/5-Minute-Production-App.gitlab-ci.yml

+# This template is on early stage of development.
+# Use it with caution. For usage instruction please read
+# https://gitlab.com/gitlab-org/5-minute-production-app/deploy-template/-/blob/v2.3.0/README.md
+
+include:
+  # workflow rules to prevent duplicate detached pipelines
+  - template: 'Workflows/Branch-Pipelines.gitlab-ci.yml'
+  # auto devops build
+  - template: 'Jobs/Build.gitlab-ci.yml'
+
+stages:
+  - build
+  - test
+  - provision
+  - deploy
+  - destroy
+
+variables:
+  TF_ADDRESS: ${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/terraform/state/${CI_COMMIT_REF_SLUG}
+  TF_VAR_ENVIRONMENT_NAME: ${CI_PROJECT_PATH_SLUG}_${CI_PROJECT_ID}_${CI_COMMIT_REF_SLUG}
+  TF_VAR_SERVICE_DESK_EMAIL: incoming+${CI_PROJECT_PATH_SLUG}-${CI_PROJECT_ID}-issue-@incoming.gitlab.com
+  TF_VAR_SHORT_ENVIRONMENT_NAME: ${CI_PROJECT_ID}-${CI_COMMIT_REF_SLUG}
+  TF_VAR_SMTP_FROM: ${SMTP_FROM}
+
+cache:
+  paths:
+    - .terraform
+
+.needs_aws_vars:
+  rules:
+    - if: '$AWS_ACCESS_KEY_ID && $AWS_SECRET_ACCESS_KEY && $AWS_DEFAULT_REGION'
+      when: on_success
+    - when: never
+
+terraform_apply:
+  stage: provision
+  image: registry.gitlab.com/gitlab-org/5-minute-production-app/deploy-template/stable
+  extends: .needs_aws_vars
+  resource_group: terraform
+  before_script:
+    - cp /*.tf .
+    - cp /deploy.sh .
+  script:
+    - gitlab-terraform init
+    - gitlab-terraform plan
+    - gitlab-terraform plan-json
+    - gitlab-terraform apply
+
+deploy:
+  stage: deploy
+  image: registry.gitlab.com/gitlab-org/5-minute-production-app/deploy-template/stable
+  extends: .needs_aws_vars
+  resource_group: deploy
+  before_script:
+    - cp /*.tf .
+    - cp /deploy.sh .
+    - cp /conf.nginx .
+  script:
+    - ./deploy.sh
+  artifacts:
+    reports:
+      dotenv: deploy.env
+  environment:
+    name: $CI_COMMIT_REF_SLUG
+    url: $DYNAMIC_ENVIRONMENT_URL
+    on_stop: terraform_destroy
+
+terraform_destroy:
+  variables:
+    GIT_STRATEGY: none
+  stage: destroy
+  image: registry.gitlab.com/gitlab-org/5-minute-production-app/deploy-template/stable
+  before_script:
+    - cp /*.tf .
+    - cp /deploy.sh .
+  script:
+    - gitlab-terraform destroy -auto-approve
+  environment:
+    name: $CI_COMMIT_REF_SLUG
+    action: stop
+  rules:
+    - if: '$AWS_ACCESS_KEY_ID && $AWS_SECRET_ACCESS_KEY && $AWS_DEFAULT_REGION && $CI_COMMIT_REF_PROTECTED == "false"'
+      when: manual
+    - when: never

spec/lib/gitlab/ci/templates/5_minute_production_app_ci_yaml_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe '5-Minute-Production-App.gitlab-ci.yml' do
+  subject(:template) { Gitlab::Template::GitlabCiYmlTemplate.find('5-Minute-Production-App') }
+
+  describe 'the created pipeline' do
+    let_it_be(:project) { create(:project, :auto_devops, :custom_repo, files: { 'README.md' => '' }) }
+
+    let(:user) { project.owner }
+    let(:default_branch) { 'master' }
+    let(:pipeline_branch) { default_branch }
+    let(:service) { Ci::CreatePipelineService.new(project, user, ref: pipeline_branch ) }
+    let(:pipeline) { service.execute!(:push) }
+    let(:build_names) { pipeline.builds.pluck(:name) }
+
+    before do
+      stub_ci_pipeline_yaml_file(template.content)
+    end
+
+    it 'creates only build job' do
+      expect(build_names).to match_array('build')
+    end
+
+    context 'when AWS variables are set' do
+      before do
+        create(:ci_variable, project: project, key: 'AWS_ACCESS_KEY_ID', value: 'AKIAIOSFODNN7EXAMPLE')
+        create(:ci_variable, project: project, key: 'AWS_SECRET_ACCESS_KEY', value: 'wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY')
+        create(:ci_variable, project: project, key: 'AWS_DEFAULT_REGION', value: 'us-west-2')
+      end
+
+      it 'creates all jobs' do
+        expect(build_names).to match_array(%w(build terraform_apply deploy terraform_destroy))
+      end
+
+      context 'pipeline branch is protected' do
+        before do
+          create(:protected_branch, project: project, name: pipeline_branch)
+          project.reload
+        end
+
+        it 'does not create a destroy job' do
+          expect(build_names).to match_array(%w(build terraform_apply deploy))
+        end
+      end
+    end
+  end
+end