Merge branch 'refactor/reusable-gitlab-ci-templates' into 'master'

ci(gitlab-ci): split in reusable templates

See merge request !5

.gitlab-ci.yml

 # -*- coding: utf-8 -*-
 # vim: ft=yaml
 ---
-
-###############################################################################
-# Define stages and global variables
-###############################################################################
-default:
-  tags:
-    - one
-    - eole
-    - docker
+include:
+  - local: templates/Rules.yaml
+  - local: templates/Runners/eole-docker.yaml
+  - local: templates/Lint/Commitlint.yaml
 
 stages:
   - lint
-variables:
-  DOCKER_DRIVER: 'overlay2'
-
-commitlint:
-  stage: lint
-  image: 'hub.eole.education/eole/commitlint:latest'
-  before_script:
-    # Add `upstream` remote to get access to `upstream/master`
-    - "git remote show upstream 2> /dev/null || git remote add upstream ${CI_REPOSITORY_URL}"
-    - 'git fetch --all'
-  after_script:
-    # Remove `upstream` to avoid caching `CI_JOB_TOKEN`
-    - "git remote remove upstream"
-  script:
-    # Set default commit hashes for `--from` and `--to`
-    - 'export COMMITLINT_FROM="$(git merge-base upstream/master HEAD)"'
-    - 'export COMMITLINT_TO="${CI_COMMIT_SHA}"'
-    # Run `commitlint`
-    - 'commitlint --from "${COMMITLINT_FROM}"
-                  --to   "${COMMITLINT_TO}"
-                  --verbose'

templates/Lint/Commitlint.yaml

+# -*- coding: utf-8 -*-
+# vim: ft=yaml
+---
+commitlint:
+  stage: lint
+  extends: .default_rules
+  image: 'hub.eole.education/eole/commitlint:latest'
+  before_script:
+    # Add `upstream` remote to get access to `upstream/master`
+    - "git remote show upstream 2> /dev/null || git remote add upstream ${CI_REPOSITORY_URL}"
+    - 'git fetch --all'
+  after_script:
+    # Remove `upstream` to avoid caching `CI_JOB_TOKEN`
+    - "git remote remove upstream"
+  script:
+    # Set default commit hashes for `--from` and `--to`
+    - 'export COMMITLINT_FROM="$(git merge-base upstream/master HEAD)"'
+    - 'export COMMITLINT_TO="${CI_COMMIT_SHA}"'
+    # Run `commitlint`
+    - 'commitlint --from "${COMMITLINT_FROM}"
+                  --to   "${COMMITLINT_TO}"
+                  --verbose'
+...

templates/Rules.yaml

+# -*- coding: utf-8 -*-
+# vim: ft=yaml
+---
+###############################################################################
+# Define rules templates to be used by jobs
+###############################################################################
+# Rules used by default
+.default_rules:
+  rules:
+    # Exclude $CI_DEFAULT_BRANCH of semantic-release commits
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH && $CI_COMMIT_MESSAGE =~ /^chore\(release\):/
+      when: never
+    # All branches
+    - if: $CI_COMMIT_BRANCH
+
+# Build on branches and release tag push
+.build_rules:
+  rules:
+    # Exclude $CI_DEFAULT_BRANCH of semantic-release commits
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH && $CI_COMMIT_MESSAGE =~ /^chore\(release\):/
+      when: never
+    # All branches
+    - if: $CI_COMMIT_BRANCH
+    # Only for protected release tags
+    - if: $CI_COMMIT_TAG =~ /^release\// && $CI_COMMIT_REF_PROTECTED
+
+# Run semantic release only on $CI_DEFAULT_BRANCH except for release commits
+.release_rules:
+  rules:
+    # Exclude $CI_DEFAULT_BRANCH of semantic-release commits
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH && $CI_COMMIT_MESSAGE =~ /^chore\(release\):/
+      when: never
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
+
+# Run on published release tags
+.tag_rules:
+  rules:
+    # Only for protected release tags
+    - if: $CI_COMMIT_TAG =~ /^release\// && $CI_COMMIT_REF_PROTECTED
+...

templates/Runners/eole-docker.yaml

+# -*- coding: utf-8 -*-
+# vim: ft=yaml
+---
+default:
+  tags:
+    - one
+    - eole
+    - docker
+...