Improve the single-script jobs CI config

Signed-off-by: Rémy Coutable <remy@rymai.me>

.gitlab-ci.yml

@@ -126,6 +126,23 @@ stages:
   <<: *dedicated-no-docs-pull-cache-job
   <<: *except-docs-and-qa
 
+.single-script-job: &single-script-job
+  image: ruby:2.4-alpine
+  before_script: []
+  stage: build
+  cache: {}
+  dependencies: []
+  variables: &single-script-job-variables
+    GIT_STRATEGY: none
+  before_script:
+    # We need to download the script rather than clone the repo since the
+    # package-and-qa job will not be able to run when the branch gets
+    # deleted (when merging the MR).
+    - export SCRIPT_NAME="${SCRIPT_NAME:-$CI_JOB_NAME}"
+    - apk add --update openssl
+    - wget $CI_PROJECT_URL/raw/$CI_COMMIT_SHA/scripts/$SCRIPT_NAME
+    - chmod 755 $SCRIPT_NAME
+
 .rake-exec: &rake-exec
   <<: *dedicated-no-docs-no-db-pull-cache-job
   script:
@@ -207,19 +224,10 @@ stages:
 .review-docs: &review-docs
   <<: *dedicated-runner
   <<: *except-qa
-  image: ruby:2.4-alpine
-  before_script:
-    - gem install gitlab --no-doc
-    # We need to download the script rather than clone the repo since the
-    # review-docs-cleanup job will not be able to run when the branch gets
-    # deleted (when merging the MR).
-    - apk add --update openssl
-    - wget https://gitlab.com/gitlab-org/gitlab-ce/raw/master/scripts/trigger-build-docs
-    - chmod 755 trigger-build-docs
-  cache: {}
-  dependencies: []
+  <<: *single-script-job
   variables:
-    GIT_STRATEGY: none
+    <<: *single-script-job-variables
+    SCRIPT_NAME: trigger-build-docs
   when: manual
   only:
     - branches
@@ -253,23 +261,14 @@ stages:
 # Trigger a package build in omnibus-gitlab repository
 #
 package-and-qa:
-  image: ruby:2.4-alpine
-  before_script: []
-  stage: build
-  cache: {}
-  when: manual
+  <<: *single-script-job
   variables:
-    GIT_STRATEGY: none
+    <<: *single-script-job-variables
+    SCRIPT_NAME: trigger-build-omnibus
   retry: 0
-  before_script:
-    # We need to download the script rather than clone the repo since the
-    # package-and-qa job will not be able to run when the branch gets
-    # deleted (when merging the MR).
-    - apk add --update openssl
-    - wget https://gitlab.com/$CI_PROJECT_PATH/raw/$CI_COMMIT_SHA/scripts/trigger-build-omnibus
-    - chmod 755 trigger-build-omnibus
   script:
-    - ./trigger-build-omnibus
+    - ./$SCRIPT_NAME
+  when: manual
   only:
     - //@gitlab-org/gitlab-ce
     - //@gitlab-org/gitlab-ee
@@ -286,7 +285,8 @@ review-docs-deploy:
     url: http://$DOCS_GITLAB_REPO_SUFFIX-$CI_COMMIT_REF_SLUG.$DOCS_REVIEW_APPS_DOMAIN/$DOCS_GITLAB_REPO_SUFFIX
     on_stop: review-docs-cleanup
   script:
-    - ./trigger-build-docs deploy
+    - gem install gitlab --no-ri --no-rdoc
+    - ./$SCRIPT_NAME deploy
 
 # Cleanup remote environment of gitlab-docs
 review-docs-cleanup:
@@ -296,7 +296,8 @@ review-docs-cleanup:
     name: review-docs/$CI_COMMIT_REF_NAME
     action: stop
   script:
-    - ./trigger-build-docs cleanup
+    - gem install gitlab --no-ri --no-rdoc
+    - ./SCRIPT_NAME cleanup
 
 # Retrieve knapsack and rspec_flaky reports
 retrieve-tests-metadata:
@@ -325,7 +326,7 @@ update-tests-metadata:
       - rspec_flaky/
     policy: push
   script:
-    - retry gem install fog-aws mime-types activesupport
+    - retry gem install fog-aws mime-types activesupport --no-ri --no-rdoc
     - scripts/merge-reports ${KNAPSACK_RSPEC_SUITE_REPORT_PATH} knapsack/${CI_PROJECT_NAME}/rspec-pg_node_*.json
     - scripts/merge-reports ${FLAKY_RSPEC_SUITE_REPORT_PATH} rspec_flaky/all_*_*.json
     - FLAKY_RSPEC_GENERATE_REPORT=1 scripts/prune-old-flaky-specs ${FLAKY_RSPEC_SUITE_REPORT_PATH}

scripts/prepare_build.sh

@@ -11,7 +11,7 @@ fi
 
 # Only install knapsack after bundle install! Otherwise oddly some native
 # gems could not be found under some circumstance. No idea why, hours wasted.
-retry gem install knapsack
+retry gem install knapsack --no-ri --no-rdoc
 
 cp config/gitlab.yml.example config/gitlab.yml
 sed -i 's/bin_path: \/usr\/bin\/git/bin_path: \/usr\/local\/bin\/git/' config/gitlab.yml