gitlab-ci 配置复用 - reference tags

# tree

ci/setup.yml
.gitlab-ci.yml

# 以 . 开头的 job 名称为 隐藏job ， 将在 ci 中将被忽略
#  https://docs.gitlab.com/ee/ci/yaml/README.html#hide-jobs
.setup:
  image: hub-dev.rockontrol.com/docker.io/library/alpine:3.12
  script:
    - echo creating environment

## 包含 ci/setup.yml 文件
include:
  - local: ci/setup.yml

stages:
  - prepare
  - run
  - clean

# 本地隐藏 job
.clean:
  image: hub-dev.rockontrol.com/docker.io/library/debian:buster-slim
  after_script:
    - echo make clean

job1:
  stage: prepare
  # 引用 setup 中的 image
  image: !reference [.setup, image]
  script:
    - !reference [.setup, script]
    - echo running my own command in job1

# 隐藏 job 将不会被执行
.job2:
  stage: run
  # 复用 setup 中的 image
  image: !reference [.setup, image]
  script:
    - echo running my own command in job2

job3:
  stage: clean
  # 复用 `job1 中复用的 image`
  image: !reference [job1, image]
  script:
    - !reference [.clean, after_script]