Dogfood YAML anchors in CI config

This allows to DRY up the config a bit.
Signed-off-by: Rémy Coutable <remy@rymai.me>

.gitlab/ci/dev-fixtures.gitlab-ci.yml

@@ -14,14 +14,17 @@
     SIZE: 0  # number of external projects to fork, requires network connection
     # SEED_NESTED_GROUPS: "false" # requires network connection
 
+.run-dev-fixtures-script: &run-dev-fixtures-script
+  - run_timed_command "scripts/gitaly-test-build"
+  - run_timed_command "scripts/gitaly-test-spawn"
+  - run_timed_command "RAILS_ENV=test bundle exec rake db:seed_fu"
+
 run-dev-fixtures:
   extends:
     - .run-dev-fixtures
     - .dev-fixtures:rules:ee-and-foss
   script:
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
-    - run_timed_command "RAILS_ENV=test bundle exec rake db:seed_fu"
+    - *run-dev-fixtures-script
 
 run-dev-fixtures-ee:
   extends:
@@ -29,7 +32,5 @@ run-dev-fixtures-ee:
     - .dev-fixtures:rules:ee-only
     - .use-pg11-ee
   script:
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
     - cp ee/db/fixtures/development/* $FIXTURE_PATH
-    - run_timed_command "RAILS_ENV=test bundle exec rake db:seed_fu"
+    - *run-dev-fixtures-script

.gitlab/ci/frontend.gitlab-ci.yml

@@ -7,6 +7,10 @@
     # we override the max_old_space_size to prevent OOM errors
     NODE_OPTIONS: --max_old_space_size=3584
 
+.yarn-install: &yarn-install
+  - source scripts/utils.sh
+  - run_timed_command "retry yarn install --frozen-lockfile"
+
 .compile-assets-base:
   extends:
     - .frontend-base
@@ -16,9 +20,7 @@
     WEBPACK_VENDOR_DLL: "true"
   stage: prepare
   script:
-    - node --version
-    - run_timed_command "retry yarn install --frozen-lockfile"
-    - free -m
+    - *yarn-install
     - run_timed_command "bin/rake gitlab:assets:compile"
     - run_timed_command "scripts/clean-old-cached-assets"
 
@@ -85,8 +87,7 @@ update-yarn-cache:
     - .shared:rules:update-cache
   stage: prepare
   script:
-    - source scripts/utils.sh
-    - run_timed_command "retry yarn install --frozen-lockfile"
+    - *yarn-install
   cache:
     policy: push
 
@@ -137,14 +138,14 @@ eslint-as-if-foss:
     - .as-if-foss
   needs: []
   script:
-    - run_timed_command "retry yarn install --frozen-lockfile"
-    - yarn run eslint
+    - *yarn-install
+    - run_timed_command "yarn run eslint"
 
 .karma-base:
   extends: .frontend-test-base
   script:
     - export BABEL_ENV=coverage CHROME_LOG_FILE=chrome_debug.log
-    - run_timed_command "retry yarn install --frozen-lockfile"
+    - *yarn-install
     - run_timed_command "yarn karma"
 
 karma:
@@ -175,7 +176,7 @@ karma-as-if-foss:
 .jest-base:
   extends: .frontend-test-base
   script:
-    - run_timed_command "retry yarn install --frozen-lockfile"
+    - *yarn-install
     - run_timed_command "yarn jest --ci --coverage --testSequencer ./scripts/frontend/parallel_ci_sequencer.js"
 
 jest:
@@ -200,7 +201,7 @@ jest-integration:
     - .frontend-test-base
     - .frontend:rules:default-frontend-jobs
   script:
-    - run_timed_command "retry yarn install --frozen-lockfile"
+    - *yarn-install
     - run_timed_command "yarn jest:integration --ci"
   needs: ["frontend-fixtures"]
 
@@ -220,8 +221,7 @@ coverage-frontend:
   needs: ["jest"]
   stage: post-test
   before_script:
-    - source scripts/utils.sh
-    - run_timed_command "retry yarn install --frozen-lockfile"
+    - *yarn-install
   script:
     - run_timed_command "yarn node scripts/frontend/merge_coverage_frontend.js"
   coverage: '/^Statements\s*:\s*?(\d+(?:\.\d+)?)%/'
@@ -241,9 +241,8 @@ coverage-frontend:
   stage: test
   dependencies: []
   script:
-    - source scripts/utils.sh
-    - run_timed_command "yarn install --frozen-lockfile"
-    - run_timed_command "yarn run webpack-prod"
+    - *yarn-install
+    - run_timed_command "retry yarn run webpack-prod"
 
 qa-frontend-node:10:
   extends: .qa-frontend-node
@@ -266,8 +265,7 @@ webpack-dev-server:
     WEBPACK_MEMORY_TEST: "true"
     WEBPACK_VENDOR_DLL: "true"
   script:
-    - source scripts/utils.sh
-    - run_timed_command "retry yarn install --frozen-lockfile"
+    - *yarn-install
     - run_timed_command "retry yarn webpack-vendor"
     - run_timed_command "node --expose-gc node_modules/.bin/webpack-dev-server --config config/webpack.config.js"
   artifacts:

.gitlab/ci/rails.gitlab-ci.yml

@@ -6,6 +6,14 @@
     - .default-before_script
     - .rails-cache
 
+.base-script: &base-script
+  # Only install knapsack after bundle install! Otherwise oddly some native
+  # gems could not be found under some circumstance. No idea why, hours wasted.
+  - run_timed_command "gem install knapsack --no-document"
+  - run_timed_command "scripts/gitaly-test-build"
+  - run_timed_command "scripts/gitaly-test-spawn"
+  - source ./scripts/rspec_helpers.sh
+
 .rspec-base:
   extends: .rails-job-base
   stage: test
@@ -14,12 +22,7 @@
     RUBY_GC_MALLOC_LIMIT_MAX: 134217728
   needs: ["setup-test-env", "retrieve-tests-metadata", "compile-test-assets"]
   script:
-    # Only install knapsack after bundle install! Otherwise oddly some native
-    # gems could not be found under some circumstance. No idea why, hours wasted.
-    - run_timed_command "gem install knapsack --no-document"
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
-    - source scripts/rspec_helpers.sh
+    - *base-script
     - rspec_paralellized_job "--tag ~quarantine --tag ~geo --tag ~level:migration"
   artifacts:
     expire_in: 31d
@@ -38,12 +41,7 @@
 .rspec-base-migration:
   extends: .rails:rules:ee-and-foss-migration
   script:
-    # Only install knapsack after bundle install! Otherwise oddly some native
-    # gems could not be found under some circumstance. No idea why, hours wasted.
-    - run_timed_command "gem install knapsack --no-document"
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
-    - source scripts/rspec_helpers.sh
+    - *base-script
     - rspec_paralellized_job "--tag ~quarantine --tag ~geo --tag level:migration"
 
 .rspec-base-pg11:
@@ -76,12 +74,7 @@
 .rspec-ee-base-geo:
   extends: .rspec-base
   script:
-    # Only install knapsack after bundle install! Otherwise oddly some native
-    # gems could not be found under some circumstance. No idea why, hours wasted.
-    - run_timed_command "gem install knapsack --no-document"
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
-    - source scripts/rspec_helpers.sh
+    - *base-script
     - rspec_paralellized_job "--tag ~quarantine --tag geo"
 
 .rspec-ee-base-geo-pg11:
@@ -318,8 +311,7 @@ gitlab:setup:
     # db/fixtures/development/04_project.rb thanks to SIZE=1 below
     - git clone https://gitlab.com/gitlab-org/gitlab-test.git
        /home/git/repositories/gitlab-org/gitlab-test.git
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
+    - *base-script
     - force=yes SIZE=1 FIXTURE_PATH="db/fixtures/development" bundle exec rake gitlab:setup
   artifacts:
     when: on_failure
@@ -542,9 +534,7 @@ rspec fail-fast:
   stage: test
   needs: ["setup-test-env", "retrieve-tests-metadata", "compile-test-assets", "detect-tests"]
   script:
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
-    - source scripts/rspec_helpers.sh
+    - *base-script
     - rspec_fail_fast tmp/matching_tests.txt "--tag ~quarantine"
   artifacts:
     expire_in: 7d
@@ -557,9 +547,7 @@ rspec foss-impact:
     - .rails:rules:rspec-foss-impact
   needs: ["setup-test-env", "retrieve-tests-metadata", "compile-test-assets as-if-foss", "detect-tests as-if-foss"]
   script:
-    - run_timed_command "scripts/gitaly-test-build"
-    - run_timed_command "scripts/gitaly-test-spawn"
-    - source scripts/rspec_helpers.sh
+    - *base-script
     - rspec_matched_foss_tests tmp/matching_foss_tests.txt "--tag ~quarantine"
   artifacts:
     expire_in: 7d

.gitlab/ci/review.gitlab-ci.yml

@@ -16,6 +16,11 @@ review-cleanup:
     - ruby -rrubygems scripts/review_apps/automated_cleanup.rb
     - gcp_cleanup
 
+.base-before_script: &base-before_script
+  - source ./scripts/utils.sh
+  - source ./scripts/review_apps/review-apps.sh
+  - install_api_client_dependencies_with_apk
+
 review-build-cng:
   extends:
     - .default-retry
@@ -23,7 +28,7 @@ review-build-cng:
   image: ruby:2.6-alpine
   stage: review-prepare
   before_script:
-    - source scripts/utils.sh
+    - source ./scripts/utils.sh
     - install_api_client_dependencies_with_apk
     - install_gitlab_gem
   needs:
@@ -62,9 +67,7 @@ review-deploy:
     - export GITALY_VERSION=$(<GITALY_SERVER_VERSION)
     - export GITLAB_WORKHORSE_VERSION=$(<GITLAB_WORKHORSE_VERSION)
     - echo "${CI_ENVIRONMENT_URL}" > environment_url.txt
-    - source ./scripts/utils.sh
-    - install_api_client_dependencies_with_apk
-    - source scripts/review_apps/review-apps.sh
+    - *base-before_script
   script:
     - check_kube_domain
     - ensure_namespace
@@ -97,9 +100,7 @@ review-deploy:
     # See https://gitlab.com/gitlab-org/gitlab/issues/191273
     GIT_DEPTH: 1
   before_script:
-    - apk add --update openssl
-    - source ./scripts/utils.sh
-    - source ./scripts/review_apps/review-apps.sh
+    - *base-before_script
 
 review-stop-failed-deployment:
   extends:
@@ -142,8 +143,7 @@ review-stop:
     - export CI_ENVIRONMENT_URL="$(cat environment_url.txt)"
     - echo "${CI_ENVIRONMENT_URL}"
     - echo "${QA_IMAGE}"
-    - source scripts/utils.sh
-    - install_api_client_dependencies_with_apk
+    - *base-before_script
     - gem install gitlab-qa --no-document ${GITLAB_QA_VERSION:+ --version ${GITLAB_QA_VERSION}}
   artifacts:
     paths:
@@ -231,6 +231,6 @@ danger-review:
   stage: test
   needs: []
   script:
-    - source scripts/utils.sh
-    - retry yarn install --frozen-lockfile
+    - source ./scripts/utils.sh
+    - run_timed_command "retry yarn install --frozen-lockfile"
     - danger --fail-on-errors=true --verbose

.gitlab/ci/test-metadata.gitlab-ci.yml

@@ -38,6 +38,6 @@ update-tests-metadata:
     - rspec-ee integration pg11 geo
     - rspec-ee system pg11 geo
   script:
-    - retry gem install fog-aws mime-types activesupport rspec_profiling postgres-copy --no-document
-    - source scripts/rspec_helpers.sh
+    - run_timed_command "retry gem install fog-aws mime-types activesupport rspec_profiling postgres-copy --no-document"
+    - source ./scripts/rspec_helpers.sh
     - update_tests_metadata