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Diffstat (limited to 'doc/user/project/releases/release_cicd_examples.md')
| -rw-r--r-- | doc/user/project/releases/release_cicd_examples.md | 73 |
1 files changed, 68 insertions, 5 deletions
diff --git a/doc/user/project/releases/release_cicd_examples.md b/doc/user/project/releases/release_cicd_examples.md index f1d3e55a707..bfd83a20caf 100644 --- a/doc/user/project/releases/release_cicd_examples.md +++ b/doc/user/project/releases/release_cicd_examples.md @@ -12,9 +12,13 @@ CI/CD pipeline. ## Create a release when a Git tag is created -In this CI/CD example, pushing a Git tag to the repository, or creating a Git tag in the UI triggers -the release. You can use this method if you prefer to create the Git tag manually, and create a -release as a result. +In this CI/CD example, the release is triggered by one of the following events: + +- Pushing a Git tag to the repository. +- Creating a Git tag in the UI. + +You can use this method if you prefer to create the Git tag manually, and create a release as a +result. NOTE: Do not provide Release notes when you create the Git tag in the UI. Providing release notes @@ -40,8 +44,8 @@ release_job: ## Create a release when a commit is merged to the default branch -In this CI/CD example, merging a commit to the default branch triggers the pipeline. You can use -this method if your release workflow does not create a tag manually. +In this CI/CD example, the release is triggered when you merge a commit to the default branch. You +can use this method if your release workflow does not create a tag manually. Key points in the following _extract_ of an example `.gitlab-ci.yml` file: @@ -69,16 +73,75 @@ Environment variables set in `before_script` or `script` are not available for e in the same job. Read more about [potentially making variables available for expanding](https://gitlab.com/gitlab-org/gitlab-runner/-/issues/6400). +## Create release metadata in a custom script + +In this CI/CD example the release preparation is split into separate jobs for greater flexibility: + +- The `prepare_job` job generates the release metadata. Any image can be used to run the job, + including a custom image. The generated metadata is stored in the variable file `variables.env`. + This metadata is [passed to the downstream job](../../../ci/variables/index.md#pass-an-environment-variable-to-another-job). +- The `release_job` uses the content from the variables file to create a release, using the + metadata passed to it in the variables file. This job must use the + `registry.gitlab.com/gitlab-org/release-cli:latest` image because it contains the release CLI. + +```yaml +prepare_job: + stage: prepare # This stage must run before the release stage + rules: + - if: $CI_COMMIT_TAG + when: never # Do not run this job when a tag is created manually + - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH # Run this job when commits are pushed or merged to the default branch + script: + - echo "EXTRA_DESCRIPTION=some message" >> variables.env # Generate the EXTRA_DESCRIPTION and TAG environment variables + - echo "TAG=v$(cat VERSION)" >> variables.env # and append to the variables.env file + artifacts: + reports: + dotenv: variables.env # Use artifacts:reports:dotenv to expose the variables to other jobs + +release_job: + stage: release + image: registry.gitlab.com/gitlab-org/release-cli:latest + needs: + - job: prepare_job + artifacts: true + rules: + - if: $CI_COMMIT_TAG + when: never # Do not run this job when a tag is created manually + - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH # Run this job when commits are pushed or merged to the default branch + script: + - echo "running release_job for $TAG" + release: + name: 'Release $TAG' + description: 'Created using the release-cli $EXTRA_DESCRIPTION' # $EXTRA_DESCRIPTION and the $TAG + tag_name: '$TAG' # variables must be defined elsewhere + ref: '$CI_COMMIT_SHA' # in the pipeline. For example, in the + milestones: # prepare_job + - 'm1' + - 'm2' + - 'm3' + released_at: '2020-07-15T08:00:00Z' # Optional, is auto generated if not defined, or can use a variable. + assets: + links: + - name: 'asset1' + url: 'https://example.com/assets/1' + - name: 'asset2' + url: 'https://example.com/assets/2' + filepath: '/pretty/url/1' # optional + link_type: 'other' # optional +``` + ## Skip multiple pipelines when creating a release Creating a release using a CI/CD job could potentially trigger multiple pipelines if the associated tag does not exist already. To understand how this might happen, consider the following workflows: - Tag first, release second: + 1. A tag is created via UI or pushed. 1. A tag pipeline is triggered, and runs `release` job. 1. A release is created. - Release first, tag second: + 1. A pipeline is triggered when commits are pushed or merged to default branch. The pipeline runs `release` job. 1. A release is created. 1. A tag is created. |