Merge branch 'andrey-add-interruptible' into 'master'

Add redundant pipeline cancelation

See merge request https://gitlab.com/gitlab-org/gitlab-build-images/-/merge_requests/609

Merged-by: Rémy Coutable <remy@rymai.me>
Approved-by: Rémy Coutable <remy@rymai.me>
Co-authored-by: Andrejs Cunskis <acunskis@gitlab.com>

.gitlab-ci.yml

@@ -8,6 +8,7 @@ workflow:
     - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
 
 default:
+  interruptible: true
   image: ${BASE_BUILD_REGISTRY_IMAGE}/debian-bullseye-slim:docker-20.10.14-buildx-0.8
   services:
     - docker:20.10.14-dind
@@ -28,5 +29,8 @@ variables:
   DOCKER_HOST: tcp://docker:2375
   BASE_BUILD_REGISTRY_IMAGE: registry.gitlab.com/gitlab-org/gitlab-build-images
 
+dont-interrupt-me:
+  extends: .dont-interrupt-me
+
 cache-chrome-chromium:
   extends: .cache-google-chrome

.gitlab/ci/definitions.yml

@@ -68,3 +68,15 @@
     - if: '$CI_PIPELINE_SOURCE == "merge_request_event" && $CI_SERVER_HOST == "gitlab.com"'
       when: manual
       allow_failure: true
+
+.dont-interrupt-me:
+  stage: .pre
+  interruptible: false
+  script:
+    - echo "This jobs makes sure this pipeline won't be interrupted! See https://docs.gitlab.com/ee/ci/yaml/#interruptible."
+  rules:
+    - if: $CI_COMMIT_REF_NAME == $CI_DEFAULT_BRANCH
+      allow_failure: true
+    - if: $CI_MERGE_REQUEST_IID
+      when: manual
+      allow_failure: true