Commit 046dbff6 authored by Marcel Amirault's avatar Marcel Amirault Committed by Kati Paizee

Move pipeline pages to ci/pipelines

parent 0bea9d41
......@@ -70,7 +70,7 @@ is the same as [getting the job's artifacts](#get-job-artifacts), but by
defining the job's name instead of its ID.
NOTE:
If a pipeline is [parent of other child pipelines](../ci/parent_child_pipelines.md), artifacts
If a pipeline is [parent of other child pipelines](../ci/pipelines/parent_child_pipelines.md), artifacts
are searched in hierarchical order from parent to child. For example, if both parent and
child pipelines have a job with the same name, the artifact from the parent pipeline is returned.
......@@ -172,7 +172,7 @@ pipeline for the given reference name from inside the job's artifacts archive.
The file is extracted from the archive and streamed to the client.
In [GitLab 13.5](https://gitlab.com/gitlab-org/gitlab/-/issues/201784) and later, artifacts
for [parent and child pipelines](../ci/parent_child_pipelines.md) are searched in hierarchical
for [parent and child pipelines](../ci/pipelines/parent_child_pipelines.md) are searched in hierarchical
order from parent to child. For example, if both parent and child pipelines have a
job with the same name, the artifact from the parent pipeline is returned.
......
......@@ -295,7 +295,7 @@ Example of response
```
In GitLab 13.3 and later, this endpoint [returns data for any pipeline](pipelines.md#single-pipeline-requests)
including [child pipelines](../ci/parent_child_pipelines.md).
including [child pipelines](../ci/pipelines/parent_child_pipelines.md).
In GitLab 13.5 and later, this endpoint does not return retried jobs in the response
by default. Additionally, jobs are sorted by ID in descending order (newest first).
......
......@@ -11,7 +11,7 @@ info: To determine the technical writer assigned to the Stage/Group associated w
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/merge_requests/36494) in GitLab 13.3.
Endpoints that request information about a single pipeline return data for any pipeline.
Before 13.3, requests for [child pipelines](../ci/parent_child_pipelines.md) returned
Before 13.3, requests for [child pipelines](../ci/pipelines/parent_child_pipelines.md) returned
a 404 error.
## Pipelines pagination
......
......@@ -129,7 +129,7 @@ All project maintainers have access to production secrets. If you need to limit
that can deploy to a production environment, you can create a separate project and configure a new
permission model that isolates the CD permissions from the original project and prevents the
original project's maintainers from accessing the production secret and CD configuration. You can
connect the CD project to your development projects by using [multi-project pipelines](../multi_project_pipelines.md).
connect the CD project to your development projects by using [multi-project pipelines](../pipelines/multi_project_pipelines.md).
## Protect `gitlab-ci.yml` from change
......
......@@ -221,8 +221,8 @@ check the value of the `$CI_PIPELINE_SOURCE` variable:
| `external` | When you use CI services other than GitLab. |
| `external_pull_request_event` | When an external pull request on GitHub is created or updated. See [Pipelines for external pull requests](../ci_cd_for_external_repos/index.md#pipelines-for-external-pull-requests). |
| `merge_request_event` | For pipelines created when a merge request is created or updated. Required to enable [merge request pipelines](../pipelines/merge_request_pipelines.md), [merged results pipelines](../pipelines/pipelines_for_merged_results.md), and [merge trains](../pipelines/merge_trains.md). |
| `parent_pipeline` | For pipelines triggered by a [parent/child pipeline](../parent_child_pipelines.md) with `rules`. Use this pipeline source in the child pipeline configuration so that it can be triggered by the parent pipeline. |
| `pipeline` | For [multi-project pipelines](../multi_project_pipelines.md) created by [using the API with `CI_JOB_TOKEN`](../multi_project_pipelines.md#create-multi-project-pipelines-by-using-the-api), or the [`trigger`](../yaml/index.md#trigger) keyword. |
| `parent_pipeline` | For pipelines triggered by a [parent/child pipeline](../pipelines/parent_child_pipelines.md) with `rules`. Use this pipeline source in the child pipeline configuration so that it can be triggered by the parent pipeline. |
| `pipeline` | For [multi-project pipelines](../pipelines/multi_project_pipelines.md) created by [using the API with `CI_JOB_TOKEN`](../pipelines/multi_project_pipelines.md#create-multi-project-pipelines-by-using-the-api), or the [`trigger`](../yaml/index.md#trigger) keyword. |
| `push` | For pipelines triggered by a `git push` event, including for branches and tags. |
| `schedule` | For [scheduled pipelines](../pipelines/schedules.md). |
| `trigger` | For pipelines created by using a [trigger token](../triggers/index.md#trigger-token). |
......
---
stage: Verify
group: Pipeline Authoring
info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
type: reference
redirect_to: 'pipelines/multi_project_pipelines.md'
---
# Multi-project pipelines **(FREE)**
This document was moved to [another location](pipelines/multi_project_pipelines.md).
> [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/199224) to GitLab Free in 12.8.
You can set up [GitLab CI/CD](index.md) across multiple projects, so that a pipeline
in one project can trigger a pipeline in another project. You can visualize the entire pipeline
in one place, including all cross-project interdependencies.
For example, you might deploy your web application from three different projects in GitLab.
Each project has its own build, test, and deploy process. With multi-project pipelines you can
visualize the entire pipeline, including all build and test stages for all three projects.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see the [Multi-project pipelines demo](https://www.youtube.com/watch?v=g_PIwBM1J84).
Multi-project pipelines are also useful for larger products that require cross-project interdependencies, like those
with a [microservices architecture](https://about.gitlab.com/blog/2016/08/16/trends-in-version-control-land-microservices/).
Learn more in the [Cross-project Pipeline Triggering and Visualization demo](https://about.gitlab.com/learn/)
at GitLab@learn, in the Continuous Integration section.
If you trigger a pipeline in a downstream private project, on the upstream project's pipelines page,
you can view:
- The name of the project.
- The status of the pipeline.
If you have a public project that can trigger downstream pipelines in a private project,
make sure there are no confidentiality problems.
## Create multi-project pipelines
To create multi-project pipelines, you can:
- [Define them in your `.gitlab-ci.yml` file](#define-multi-project-pipelines-in-your-gitlab-ciyml-file).
- [Use the API](#create-multi-project-pipelines-by-using-the-api).
### Define multi-project pipelines in your `.gitlab-ci.yml` file
> [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/199224) to GitLab Free in 12.8.
When you create a multi-project pipeline in your `.gitlab-ci.yml` file,
you create what is called a *trigger job*. For example:
```yaml
rspec:
stage: test
script: bundle exec rspec
staging:
variables:
ENVIRONMENT: staging
stage: deploy
trigger: my/deployment
```
In this example, after the `rspec` job succeeds in the `test` stage,
the `staging` trigger job starts. The initial status of this
job is `pending`.
GitLab then creates a downstream pipeline in the
`my/deployment` project and, as soon as the pipeline is created, the
`staging` job succeeds. The full path to the project is `my/deployment`.
You can view the status for the pipeline, or you can display
[the downstream pipeline's status instead](#mirror-status-of-a-triggered-pipeline-in-the-trigger-job).
The user that creates the upstream pipeline must be able to create pipelines in the
downstream project (`my/deployment`) too. If the downstream project is not found,
or the user does not have [permission](../user/permissions.md) to create a pipeline there,
the `staging` job is marked as _failed_.
#### Trigger job configuration keywords
Trigger jobs can use only a limited set of the GitLab CI/CD [configuration keywords](yaml/index.md).
The keywords available for use in trigger jobs are:
- [`trigger`](yaml/index.md#trigger)
- [`stage`](yaml/index.md#stage)
- [`allow_failure`](yaml/index.md#allow_failure)
- [`rules`](yaml/index.md#rules)
- [`only` and `except`](yaml/index.md#only--except)
- [`when`](yaml/index.md#when) (only with a value of `on_success`, `on_failure`, or `always`)
- [`extends`](yaml/index.md#extends)
- [`needs`](yaml/index.md#needs)
#### Specify a downstream pipeline branch
You can specify a branch name for the downstream pipeline to use.
GitLab uses the commit on the head of the branch to
create the downstream pipeline.
```yaml
rspec:
stage: test
script: bundle exec rspec
staging:
stage: deploy
trigger:
project: my/deployment
branch: stable-11-2
```
Use:
- The `project` keyword to specify the full path to a downstream project.
- The `branch` keyword to specify the name of a branch in the project specified by `project`.
[In GitLab 12.4](https://gitlab.com/gitlab-org/gitlab/-/issues/10126) and later, variable expansion is
supported.
Pipelines triggered on a protected branch in a downstream project use the [role](../user/permissions.md)
of the user that ran the trigger job in the upstream project. If the user does not
have permission to run CI/CD pipelines against the protected branch, the pipeline fails. See
[pipeline security for protected branches](pipelines/index.md#pipeline-security-on-protected-branches).
#### Pass CI/CD variables to a downstream pipeline by using the `variables` keyword
Sometimes you might want to pass CI/CD variables to a downstream pipeline.
You can do that by using the `variables` keyword, just like you would for any other job.
```yaml
rspec:
stage: test
script: bundle exec rspec
staging:
variables:
ENVIRONMENT: staging
stage: deploy
trigger: my/deployment
```
The `ENVIRONMENT` variable is passed to every job defined in a downstream
pipeline. It is available as a variable when GitLab Runner picks a job.
In the following configuration, the `MY_VARIABLE` variable is passed to the downstream pipeline
that is created when the `trigger-downstream` job is queued. This is because `trigger-downstream`
job inherits variables declared in global variables blocks, and then we pass these variables to a downstream pipeline.
```yaml
variables:
MY_VARIABLE: my-value
trigger-downstream:
variables:
ENVIRONMENT: something
trigger: my/project
```
You might want to pass some information about the upstream pipeline using, for
example, predefined variables. In order to do that, you can use interpolation
to pass any variable. For example:
```yaml
downstream-job:
variables:
UPSTREAM_BRANCH: $CI_COMMIT_REF_NAME
trigger: my/project
```
In this scenario, the `UPSTREAM_BRANCH` variable with a value related to the
upstream pipeline is passed to the `downstream-job` job. It is available
in the context of all downstream builds.
Upstream pipelines take precedence over downstream ones. If there are two
variables with the same name defined in both upstream and downstream projects,
the ones defined in the upstream project take precedence.
#### Pass CI/CD variables to a downstream pipeline by using variable inheritance
You can pass variables to a downstream pipeline with [`dotenv` variable inheritance](variables/index.md#pass-an-environment-variable-to-another-job) and [cross project artifact downloads](yaml/index.md#cross-project-artifact-downloads-with-needs).
In the upstream pipeline:
1. Save the variables in a `.env` file.
1. Save the `.env` file as a `dotenv` report.
1. Trigger the downstream pipeline.
```yaml
build_vars:
stage: build
script:
- echo "BUILD_VERSION=hello" >> build.env
artifacts:
reports:
dotenv: build.env
deploy:
stage: deploy
trigger: my/downstream_project
```
1. Set the `test` job in the downstream pipeline to inherit the variables from the `build_vars`
job in the upstream project with `needs:`. The `test` job inherits the variables in the
`dotenv` report and it can access `BUILD_VERSION` in the script:
```yaml
test:
stage: test
script:
- echo $BUILD_VERSION
needs:
- project: my/upstream_project
job: build_vars
ref: master
artifacts: true
```
#### Use `rules` or `only`/`except` with multi-project pipelines
You can use CI/CD variables or the [`rules`](yaml/index.md#rulesif) keyword to
[control job behavior](jobs/job_control.md) for multi-project pipelines. When a
downstream pipeline is triggered with the [`trigger`](yaml/index.md#trigger) keyword,
the value of the [`$CI_PIPELINE_SOURCE` predefined variable](variables/predefined_variables.md)
is `pipeline` for all its jobs.
If you use [`only/except`](yaml/index.md#only--except) to control job behavior, use the
[`pipelines`](yaml/index.md#onlyrefs--exceptrefs) keyword.
#### Mirror status of a triggered pipeline in the trigger job
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/11238) in GitLab Premium 12.3.
> - [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/199224) to GitLab Free in 12.8.
You can mirror the pipeline status from the triggered pipeline to the source
trigger job by using `strategy: depend`. For example:
```yaml
trigger_job:
trigger:
project: my/project
strategy: depend
```
#### Mirror status from upstream pipeline
You can mirror the pipeline status from an upstream pipeline to a bridge job by
using the `needs:pipeline` keyword. The latest pipeline status from the default branch is
replicated to the bridge job.
For example:
```yaml
upstream_bridge:
stage: test
needs:
pipeline: other/project
```
### Create multi-project pipelines by using the API
> [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/31573) to GitLab Free in 12.4.
When you use the [`CI_JOB_TOKEN` to trigger pipelines](triggers/index.md#ci-job-token),
GitLab recognizes the source of the job token. The pipelines become related,
so you can visualize their relationships on pipeline graphs.
These relationships are displayed in the pipeline graph by showing inbound and
outbound connections for upstream and downstream pipeline dependencies.
When using:
- CI/CD variables or [`rules`](yaml/index.md#rulesif) to control job behavior, the value of
the [`$CI_PIPELINE_SOURCE` predefined variable](variables/predefined_variables.md) is
`pipeline` for multi-project pipeline triggered through the API with `CI_JOB_TOKEN`.
- [`only/except`](yaml/index.md#only--except) to control job behavior, use the
`pipelines` keyword.
## Trigger a pipeline when an upstream project is rebuilt **(PREMIUM)**
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9045) in GitLab Premium 12.8.
You can trigger a pipeline in your project whenever a pipeline finishes for a new
tag in a different project.
Prerequisites:
- The upstream project must be [public](../public_access/public_access.md).
- The user must have the [Developer role](../user/permissions.md#project-members-permissions)
in the upstream project.
To trigger the pipeline when the upstream project is rebuilt:
1. On the top bar, select **Menu > Projects** and find your project.
1. On the left sidebar, select **Settings > CI/CD** page.
1. Expand the **Pipeline subscriptions** section.
1. Enter the project you want to subscribe to, in the format `<namespace>/<project>`.
For example, if the project is `https://gitlab.com/gitlab-org/gitlab`, use `gitlab-org/gitlab`.
1. Select **Subscribe**.
Any pipelines that complete successfully for new tags in the subscribed project
now trigger a pipeline on the current project's default branch. The maximum
number of upstream pipeline subscriptions is 2 by default, for both the upstream and
downstream projects. On self-managed instances, an administrator can change this
[limit](../administration/instance_limits.md#number-of-cicd-subscriptions-to-a-project).
## Multi-project pipeline visualization **(PREMIUM)**
When you configure GitLab CI/CD for your project, you can visualize the stages of your
[jobs](pipelines/index.md#configure-a-pipeline) on a [pipeline graph](pipelines/index.md#visualize-pipelines).
![Multi-project pipeline graph](img/multi_project_pipeline_graph.png)
In the merge request, on the **Pipelines** tab, multi-project pipeline mini-graphs are displayed.
They expand and are shown adjacent to each other when hovering (or tapping on touchscreen devices).
![Multi-project mini graph](img/multi_pipeline_mini_graph.gif)
<!-- This redirect file can be deleted after 2021-09-29. -->
<!-- Before deletion, see: https://docs.gitlab.com/ee/development/documentation/#move-or-rename-a-page -->
---
stage: Verify
group: Pipeline Execution
info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
type: reference
redirect_to: 'pipelines/parent_child_pipelines.md'
---
# Parent-child pipelines **(FREE)**
This document was moved to [another location](pipelines/parent_child_pipelines.md).
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/16094) in GitLab 12.7.
As pipelines grow more complex, a few related problems start to emerge:
- The staged structure, where all steps in a stage must be completed before the first
job in next stage begins, causes arbitrary waits, slowing things down.
- Configuration for the single global pipeline becomes very long and complicated,
making it hard to manage.
- Imports with [`include`](yaml/index.md#include) increase the complexity of the configuration, and create the potential
for namespace collisions where jobs are unintentionally duplicated.
- Pipeline UX can become unwieldy with so many jobs and stages to work with.
Additionally, sometimes the behavior of a pipeline needs to be more dynamic. The ability
to choose to start sub-pipelines (or not) is a powerful ability, especially if the
YAML is dynamically generated.
![Parent pipeline graph expanded](img/parent_pipeline_graph_expanded_v12_6.png)
Similarly to [multi-project pipelines](multi_project_pipelines.md), a pipeline can trigger a
set of concurrently running child pipelines, but within the same project:
- Child pipelines still execute each of their jobs according to a stage sequence, but
would be free to continue forward through their stages without waiting for unrelated
jobs in the parent pipeline to finish.
- The configuration is split up into smaller child pipeline configurations, which are
easier to understand. This reduces the cognitive load to understand the overall configuration.
- Imports are done at the child pipeline level, reducing the likelihood of collisions.
- Each pipeline has only relevant steps, making it easier to understand what's going on.
Child pipelines work well with other GitLab CI/CD features:
- Use [`rules: changes`](yaml/index.md#ruleschanges) to trigger pipelines only when
certain files change. This is useful for monorepos, for example.
- Since the parent pipeline in `.gitlab-ci.yml` and the child pipeline run as normal
pipelines, they can have their own behaviors and sequencing in relation to triggers.
See the [`trigger:`](yaml/index.md#trigger) keyword documentation for full details on how to
include the child pipeline configuration.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see [Parent-Child Pipelines feature demo](https://youtu.be/n8KpBSqZNbk).
## Examples
The simplest case is [triggering a child pipeline](yaml/index.md#trigger) using a
local YAML file to define the pipeline configuration. In this case, the parent pipeline
triggers the child pipeline, and continues without waiting:
```yaml
microservice_a:
trigger:
include: path/to/microservice_a.yml
```
You can include multiple files when composing a child pipeline:
```yaml
microservice_a:
trigger:
include:
- local: path/to/microservice_a.yml
- template: Security/SAST.gitlab-ci.yml
```
In [GitLab 13.5](https://gitlab.com/gitlab-org/gitlab/-/issues/205157) and later,
you can use [`include:file`](yaml/index.md#includefile) to trigger child pipelines
with a configuration file in a different project:
```yaml
microservice_a:
trigger:
include:
- project: 'my-group/my-pipeline-library'
file: 'path/to/ci-config.yml'
```
The maximum number of entries that are accepted for `trigger:include:` is three.
Similar to [multi-project pipelines](multi_project_pipelines.md#mirror-status-of-a-triggered-pipeline-in-the-trigger-job),
we can set the parent pipeline to depend on the status of the child pipeline upon completion:
```yaml
microservice_a:
trigger:
include:
- local: path/to/microservice_a.yml
- template: Security/SAST.gitlab-ci.yml
strategy: depend
```
## Merge Request child pipelines
To trigger a child pipeline as a [Merge Request Pipeline](pipelines/merge_request_pipelines.md) we need to:
- Set the trigger job to run on merge requests:
```yaml
# parent .gitlab-ci.yml
microservice_a:
trigger:
include: path/to/microservice_a.yml
rules:
- if: $CI_MERGE_REQUEST_ID
```
- Configure the child pipeline by either:
- Setting all jobs in the child pipeline to evaluate in the context of a merge request:
```yaml
# child path/to/microservice_a.yml
workflow:
rules:
- if: $CI_MERGE_REQUEST_ID
job1:
script: ...
job2:
script: ...
```
- Alternatively, setting the rule per job. For example, to create only `job1` in
the context of merge request pipelines:
```yaml
# child path/to/microservice_a.yml
job1:
script: ...
rules:
- if: $CI_MERGE_REQUEST_ID
job2:
script: ...
```
## Dynamic child pipelines
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/35632) in GitLab 12.9.
Instead of running a child pipeline from a static YAML file, you can define a job that runs
your own script to generate a YAML file, which is then [used to trigger a child pipeline](yaml/index.md#trigger-child-pipeline-with-generated-configuration-file).
This technique can be very powerful in generating pipelines targeting content that changed or to
build a matrix of targets and architectures.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see [Create child pipelines using dynamically generated configurations](https://youtu.be/nMdfus2JWHM).
<!-- vale gitlab.Spelling = NO -->
We also have an example project using
[Dynamic Child Pipelines with Jsonnet](https://gitlab.com/gitlab-org/project-templates/jsonnet)
which shows how to use a data templating language to generate your `.gitlab-ci.yml` at runtime. You could use a similar process for other templating languages like [Dhall](https://dhall-lang.org/) or [`ytt`](https://get-ytt.io/).
<!-- vale gitlab.Spelling = NO -->
The artifact path is parsed by GitLab, not the runner, so the path must match the
syntax for the OS running GitLab. If GitLab is running on Linux but using a Windows
runner for testing, the path separator for the trigger job would be `/`. Other CI/CD
configuration for jobs, like scripts, that use the Windows runner would use `\`.
In GitLab 12.9, the child pipeline could fail to be created in certain cases, causing the parent pipeline to fail.
This is [resolved in GitLab 12.10](https://gitlab.com/gitlab-org/gitlab/-/issues/209070).
## Nested child pipelines
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/29651) in GitLab 13.4.
> - [Feature flag removed](https://gitlab.com/gitlab-org/gitlab/-/issues/243747) in GitLab 13.5.
Parent and child pipelines were introduced with a maximum depth of one level of child
pipelines, which was later increased to two. A parent pipeline can trigger many child
pipelines, and these child pipelines can trigger their own child pipelines. It's not
possible to trigger another level of child pipelines.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see [Nested Dynamic Pipelines](https://youtu.be/C5j3ju9je2M).
## Pass CI/CD variables to a child pipeline
You can pass CI/CD variables to a downstream pipeline using the same methods as
multi-project pipelines:
- [By using the `variable` keyword](multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-the-variables-keyword).
- [By using variable inheritance](multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-variable-inheritance).
<!-- This redirect file can be deleted after 2021-09-29. -->
<!-- Before deletion, see: https://docs.gitlab.com/ee/development/documentation/#move-or-rename-a-page -->
......@@ -50,8 +50,8 @@ Pipelines can be configured in many different ways:
followed by the next stage.
- [Directed Acyclic Graph Pipeline (DAG) pipelines](../directed_acyclic_graph/index.md) are based on relationships
between jobs and can run more quickly than basic pipelines.
- [Multi-project pipelines](../multi_project_pipelines.md) combine pipelines for different projects together.
- [Parent-Child pipelines](../parent_child_pipelines.md) break down complex pipelines
- [Multi-project pipelines](multi_project_pipelines.md) combine pipelines for different projects together.
- [Parent-Child pipelines](parent_child_pipelines.md) break down complex pipelines
into one parent pipeline that can trigger multiple child sub-pipelines, which all
run in the same project and with the same SHA.
- [Pipelines for Merge Requests](../pipelines/merge_request_pipelines.md) run for merge
......@@ -349,7 +349,7 @@ You can group the jobs by:
- [Job dependencies](#view-job-dependencies-in-the-pipeline-graph), which arranges
jobs based on their [`needs`](../yaml/index.md#needs) dependencies.
[Multi-project pipeline graphs](../multi_project_pipelines.md#multi-project-pipeline-visualization) help
[Multi-project pipeline graphs](multi_project_pipelines.md#multi-project-pipeline-visualization) help
you visualize the entire pipeline, including all cross-project inter-dependencies. **(PREMIUM)**
### View job dependencies in the pipeline graph
......
......@@ -112,7 +112,7 @@ the artifact.
## How searching for job artifacts works
In [GitLab 13.5](https://gitlab.com/gitlab-org/gitlab/-/issues/201784) and later, artifacts
for [parent and child pipelines](../parent_child_pipelines.md) are searched in hierarchical
for [parent and child pipelines](parent_child_pipelines.md) are searched in hierarchical
order from parent to child. For example, if both parent and child pipelines have a
job with the same name, the job artifact from the parent pipeline is returned.
......
---
stage: Verify
group: Pipeline Authoring
info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
type: reference
---
# Multi-project pipelines **(FREE)**
> [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/199224) to GitLab Free in 12.8.
You can set up [GitLab CI/CD](../index.md) across multiple projects, so that a pipeline
in one project can trigger a pipeline in another project. You can visualize the entire pipeline
in one place, including all cross-project interdependencies.
For example, you might deploy your web application from three different projects in GitLab.
Each project has its own build, test, and deploy process. With multi-project pipelines you can
visualize the entire pipeline, including all build and test stages for all three projects.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see the [Multi-project pipelines demo](https://www.youtube.com/watch?v=g_PIwBM1J84).
Multi-project pipelines are also useful for larger products that require cross-project interdependencies, like those
with a [microservices architecture](https://about.gitlab.com/blog/2016/08/16/trends-in-version-control-land-microservices/).
Learn more in the [Cross-project Pipeline Triggering and Visualization demo](https://about.gitlab.com/learn/)
at GitLab@learn, in the Continuous Integration section.
If you trigger a pipeline in a downstream private project, on the upstream project's pipelines page,
you can view:
- The name of the project.
- The status of the pipeline.
If you have a public project that can trigger downstream pipelines in a private project,
make sure there are no confidentiality problems.
## Create multi-project pipelines
To create multi-project pipelines, you can:
- [Define them in your `.gitlab-ci.yml` file](#define-multi-project-pipelines-in-your-gitlab-ciyml-file).
- [Use the API](#create-multi-project-pipelines-by-using-the-api).
### Define multi-project pipelines in your `.gitlab-ci.yml` file
> [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/199224) to GitLab Free in 12.8.
When you create a multi-project pipeline in your `.gitlab-ci.yml` file,
you create what is called a *trigger job*. For example:
```yaml
rspec:
stage: test
script: bundle exec rspec
staging:
variables:
ENVIRONMENT: staging
stage: deploy
trigger: my/deployment
```
In this example, after the `rspec` job succeeds in the `test` stage,
the `staging` trigger job starts. The initial status of this
job is `pending`.
GitLab then creates a downstream pipeline in the
`my/deployment` project and, as soon as the pipeline is created, the
`staging` job succeeds. The full path to the project is `my/deployment`.
You can view the status for the pipeline, or you can display
[the downstream pipeline's status instead](#mirror-status-of-a-triggered-pipeline-in-the-trigger-job).
The user that creates the upstream pipeline must be able to create pipelines in the
downstream project (`my/deployment`) too. If the downstream project is not found,
or the user does not have [permission](../../user/permissions.md) to create a pipeline there,
the `staging` job is marked as _failed_.
#### Trigger job configuration keywords
Trigger jobs can use only a limited set of the GitLab CI/CD [configuration keywords](../yaml/index.md).
The keywords available for use in trigger jobs are:
- [`trigger`](../yaml/index.md#trigger)
- [`stage`](../yaml/index.md#stage)
- [`allow_failure`](../yaml/index.md#allow_failure)
- [`rules`](../yaml/index.md#rules)
- [`only` and `except`](../yaml/index.md#only--except)
- [`when`](../yaml/index.md#when) (only with a value of `on_success`, `on_failure`, or `always`)
- [`extends`](../yaml/index.md#extends)
- [`needs`](../yaml/index.md#needs)
#### Specify a downstream pipeline branch
You can specify a branch name for the downstream pipeline to use.
GitLab uses the commit on the head of the branch to
create the downstream pipeline.
```yaml
rspec:
stage: test
script: bundle exec rspec
staging:
stage: deploy
trigger:
project: my/deployment
branch: stable-11-2
```
Use:
- The `project` keyword to specify the full path to a downstream project.
- The `branch` keyword to specify the name of a branch in the project specified by `project`.
[In GitLab 12.4](https://gitlab.com/gitlab-org/gitlab/-/issues/10126) and later, variable expansion is
supported.
Pipelines triggered on a protected branch in a downstream project use the [role](../../user/permissions.md)
of the user that ran the trigger job in the upstream project. If the user does not
have permission to run CI/CD pipelines against the protected branch, the pipeline fails. See
[pipeline security for protected branches](index.md#pipeline-security-on-protected-branches).
#### Pass CI/CD variables to a downstream pipeline by using the `variables` keyword
Sometimes you might want to pass CI/CD variables to a downstream pipeline.
You can do that by using the `variables` keyword, just like you would for any other job.
```yaml
rspec:
stage: test
script: bundle exec rspec
staging:
variables:
ENVIRONMENT: staging
stage: deploy
trigger: my/deployment
```
The `ENVIRONMENT` variable is passed to every job defined in a downstream
pipeline. It is available as a variable when GitLab Runner picks a job.
In the following configuration, the `MY_VARIABLE` variable is passed to the downstream pipeline
that is created when the `trigger-downstream` job is queued. This is because `trigger-downstream`
job inherits variables declared in global variables blocks, and then we pass these variables to a downstream pipeline.
```yaml
variables:
MY_VARIABLE: my-value
trigger-downstream:
variables:
ENVIRONMENT: something
trigger: my/project
```
You might want to pass some information about the upstream pipeline using, for
example, predefined variables. In order to do that, you can use interpolation
to pass any variable. For example:
```yaml
downstream-job:
variables:
UPSTREAM_BRANCH: $CI_COMMIT_REF_NAME
trigger: my/project
```
In this scenario, the `UPSTREAM_BRANCH` variable with a value related to the
upstream pipeline is passed to the `downstream-job` job. It is available
in the context of all downstream builds.
Upstream pipelines take precedence over downstream ones. If there are two
variables with the same name defined in both upstream and downstream projects,
the ones defined in the upstream project take precedence.
#### Pass CI/CD variables to a downstream pipeline by using variable inheritance
You can pass variables to a downstream pipeline with [`dotenv` variable inheritance](../variables/index.md#pass-an-environment-variable-to-another-job) and [cross project artifact downloads](../yaml/index.md#cross-project-artifact-downloads-with-needs).
In the upstream pipeline:
1. Save the variables in a `.env` file.
1. Save the `.env` file as a `dotenv` report.
1. Trigger the downstream pipeline.
```yaml
build_vars:
stage: build
script:
- echo "BUILD_VERSION=hello" >> build.env
artifacts:
reports:
dotenv: build.env
deploy:
stage: deploy
trigger: my/downstream_project
```
1. Set the `test` job in the downstream pipeline to inherit the variables from the `build_vars`
job in the upstream project with `needs:`. The `test` job inherits the variables in the
`dotenv` report and it can access `BUILD_VERSION` in the script:
```yaml
test:
stage: test
script:
- echo $BUILD_VERSION
needs:
- project: my/upstream_project
job: build_vars
ref: master
artifacts: true
```
#### Use `rules` or `only`/`except` with multi-project pipelines
You can use CI/CD variables or the [`rules`](../yaml/index.md#rulesif) keyword to
[control job behavior](../jobs/job_control.md) for multi-project pipelines. When a
downstream pipeline is triggered with the [`trigger`](../yaml/index.md#trigger) keyword,
the value of the [`$CI_PIPELINE_SOURCE` predefined variable](../variables/predefined_variables.md)
is `pipeline` for all its jobs.
If you use [`only/except`](../yaml/index.md#only--except) to control job behavior, use the
[`pipelines`](../yaml/index.md#onlyrefs--exceptrefs) keyword.
#### Mirror status of a triggered pipeline in the trigger job
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/11238) in GitLab Premium 12.3.
> - [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/199224) to GitLab Free in 12.8.
You can mirror the pipeline status from the triggered pipeline to the source
trigger job by using `strategy: depend`. For example:
```yaml
trigger_job:
trigger:
project: my/project
strategy: depend
```
#### Mirror status from upstream pipeline
You can mirror the pipeline status from an upstream pipeline to a bridge job by
using the `needs:pipeline` keyword. The latest pipeline status from the default branch is
replicated to the bridge job.
For example:
```yaml
upstream_bridge:
stage: test
needs:
pipeline: other/project
```
### Create multi-project pipelines by using the API
> [Moved](https://gitlab.com/gitlab-org/gitlab/-/issues/31573) to GitLab Free in 12.4.
When you use the [`CI_JOB_TOKEN` to trigger pipelines](../triggers/index.md#ci-job-token),
GitLab recognizes the source of the job token. The pipelines become related,
so you can visualize their relationships on pipeline graphs.
These relationships are displayed in the pipeline graph by showing inbound and
outbound connections for upstream and downstream pipeline dependencies.
When using:
- CI/CD variables or [`rules`](../yaml/index.md#rulesif) to control job behavior, the value of
the [`$CI_PIPELINE_SOURCE` predefined variable](../variables/predefined_variables.md) is
`pipeline` for multi-project pipeline triggered through the API with `CI_JOB_TOKEN`.
- [`only/except`](../yaml/index.md#only--except) to control job behavior, use the
`pipelines` keyword.
## Trigger a pipeline when an upstream project is rebuilt **(PREMIUM)**
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9045) in GitLab Premium 12.8.
You can trigger a pipeline in your project whenever a pipeline finishes for a new
tag in a different project.
Prerequisites:
- The upstream project must be [public](../../public_access/public_access.md).
- The user must have the [Developer role](../../user/permissions.md#project-members-permissions)
in the upstream project.
To trigger the pipeline when the upstream project is rebuilt:
1. On the top bar, select **Menu > Projects** and find your project.
1. On the left sidebar, select **Settings > CI/CD** page.
1. Expand the **Pipeline subscriptions** section.
1. Enter the project you want to subscribe to, in the format `<namespace>/<project>`.
For example, if the project is `https://gitlab.com/gitlab-org/gitlab`, use `gitlab-org/gitlab`.
1. Select **Subscribe**.
Any pipelines that complete successfully for new tags in the subscribed project
now trigger a pipeline on the current project's default branch. The maximum
number of upstream pipeline subscriptions is 2 by default, for both the upstream and
downstream projects. On self-managed instances, an administrator can change this
[limit](../../administration/instance_limits.md#number-of-cicd-subscriptions-to-a-project).
## Multi-project pipeline visualization **(PREMIUM)**
When you configure GitLab CI/CD for your project, you can visualize the stages of your
[jobs](index.md#configure-a-pipeline) on a [pipeline graph](index.md#visualize-pipelines).
![Multi-project pipeline graph](img/multi_project_pipeline_graph.png)
In the merge request, on the **Pipelines** tab, multi-project pipeline mini-graphs are displayed.
They expand and are shown adjacent to each other when hovering (or tapping on touchscreen devices).
![Multi-project mini graph](img/multi_pipeline_mini_graph.gif)
---
stage: Verify
group: Pipeline Authoring
info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
type: reference
---
# Parent-child pipelines **(FREE)**
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/16094) in GitLab 12.7.
As pipelines grow more complex, a few related problems start to emerge:
- The staged structure, where all steps in a stage must be completed before the first
job in next stage begins, causes arbitrary waits, slowing things down.
- Configuration for the single global pipeline becomes very long and complicated,
making it hard to manage.
- Imports with [`include`](../yaml/index.md#include) increase the complexity of the configuration, and create the potential
for namespace collisions where jobs are unintentionally duplicated.
- Pipeline UX can become unwieldy with so many jobs and stages to work with.
Additionally, sometimes the behavior of a pipeline needs to be more dynamic. The ability
to choose to start sub-pipelines (or not) is a powerful ability, especially if the
YAML is dynamically generated.
![Parent pipeline graph expanded](img/parent_pipeline_graph_expanded_v12_6.png)
Similarly to [multi-project pipelines](multi_project_pipelines.md), a pipeline can trigger a
set of concurrently running child pipelines, but within the same project:
- Child pipelines still execute each of their jobs according to a stage sequence, but
would be free to continue forward through their stages without waiting for unrelated
jobs in the parent pipeline to finish.
- The configuration is split up into smaller child pipeline configurations, which are
easier to understand. This reduces the cognitive load to understand the overall configuration.
- Imports are done at the child pipeline level, reducing the likelihood of collisions.
- Each pipeline has only relevant steps, making it easier to understand what's going on.
Child pipelines work well with other GitLab CI/CD features:
- Use [`rules: changes`](../yaml/index.md#ruleschanges) to trigger pipelines only when
certain files change. This is useful for monorepos, for example.
- Since the parent pipeline in `.gitlab-ci.yml` and the child pipeline run as normal
pipelines, they can have their own behaviors and sequencing in relation to triggers.
See the [`trigger:`](../yaml/index.md#trigger) keyword documentation for full details on how to
include the child pipeline configuration.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see [Parent-Child Pipelines feature demo](https://youtu.be/n8KpBSqZNbk).
## Examples
The simplest case is [triggering a child pipeline](../yaml/index.md#trigger) using a
local YAML file to define the pipeline configuration. In this case, the parent pipeline
triggers the child pipeline, and continues without waiting:
```yaml
microservice_a:
trigger:
include: path/to/microservice_a.yml
```
You can include multiple files when composing a child pipeline:
```yaml
microservice_a:
trigger:
include:
- local: path/to/microservice_a.yml
- template: Security/SAST.gitlab-ci.yml
```
In [GitLab 13.5](https://gitlab.com/gitlab-org/gitlab/-/issues/205157) and later,
you can use [`include:file`](../yaml/index.md#includefile) to trigger child pipelines
with a configuration file in a different project:
```yaml
microservice_a:
trigger:
include:
- project: 'my-group/my-pipeline-library'
file: 'path/to/ci-config.yml'
```
The maximum number of entries that are accepted for `trigger:include:` is three.
Similar to [multi-project pipelines](multi_project_pipelines.md#mirror-status-of-a-triggered-pipeline-in-the-trigger-job),
we can set the parent pipeline to depend on the status of the child pipeline upon completion:
```yaml
microservice_a:
trigger:
include:
- local: path/to/microservice_a.yml
- template: Security/SAST.gitlab-ci.yml
strategy: depend
```
## Merge Request child pipelines
To trigger a child pipeline as a [Merge Request Pipeline](merge_request_pipelines.md) we need to:
- Set the trigger job to run on merge requests:
```yaml
# parent .gitlab-ci.yml
microservice_a:
trigger:
include: path/to/microservice_a.yml
rules:
- if: $CI_MERGE_REQUEST_ID
```
- Configure the child pipeline by either:
- Setting all jobs in the child pipeline to evaluate in the context of a merge request:
```yaml
# child path/to/microservice_a.yml
workflow:
rules:
- if: $CI_MERGE_REQUEST_ID
job1:
script: ...
job2:
script: ...
```
- Alternatively, setting the rule per job. For example, to create only `job1` in
the context of merge request pipelines:
```yaml
# child path/to/microservice_a.yml
job1:
script: ...
rules:
- if: $CI_MERGE_REQUEST_ID
job2:
script: ...
```
## Dynamic child pipelines
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/35632) in GitLab 12.9.
Instead of running a child pipeline from a static YAML file, you can define a job that runs
your own script to generate a YAML file, which is then [used to trigger a child pipeline](../yaml/index.md#trigger-child-pipeline-with-generated-configuration-file).
This technique can be very powerful in generating pipelines targeting content that changed or to
build a matrix of targets and architectures.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see [Create child pipelines using dynamically generated configurations](https://youtu.be/nMdfus2JWHM).
<!-- vale gitlab.Spelling = NO -->
We also have an example project using
[Dynamic Child Pipelines with Jsonnet](https://gitlab.com/gitlab-org/project-templates/jsonnet)
which shows how to use a data templating language to generate your `.gitlab-ci.yml` at runtime. You could use a similar process for other templating languages like [Dhall](https://dhall-lang.org/) or [`ytt`](https://get-ytt.io/).
<!-- vale gitlab.Spelling = NO -->
The artifact path is parsed by GitLab, not the runner, so the path must match the
syntax for the OS running GitLab. If GitLab is running on Linux but using a Windows
runner for testing, the path separator for the trigger job would be `/`. Other CI/CD
configuration for jobs, like scripts, that use the Windows runner would use `\`.
In GitLab 12.9, the child pipeline could fail to be created in certain cases, causing the parent pipeline to fail.
This is [resolved in GitLab 12.10](https://gitlab.com/gitlab-org/gitlab/-/issues/209070).
## Nested child pipelines
> - [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/29651) in GitLab 13.4.
> - [Feature flag removed](https://gitlab.com/gitlab-org/gitlab/-/issues/243747) in GitLab 13.5.
Parent and child pipelines were introduced with a maximum depth of one level of child
pipelines, which was later increased to two. A parent pipeline can trigger many child
pipelines, and these child pipelines can trigger their own child pipelines. It's not
possible to trigger another level of child pipelines.
<i class="fa fa-youtube-play youtube" aria-hidden="true"></i>
For an overview, see [Nested Dynamic Pipelines](https://youtu.be/C5j3ju9je2M).
## Pass CI/CD variables to a child pipeline
You can pass CI/CD variables to a downstream pipeline using the same methods as
multi-project pipelines:
- [By using the `variable` keyword](multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-the-variables-keyword).
- [By using variable inheritance](multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-variable-inheritance).
......@@ -162,7 +162,7 @@ deploy_b:
## Child / Parent Pipelines
In the examples above, it's clear we've got two types of things that could be built independently.
This is an ideal case for using [Child / Parent Pipelines](../parent_child_pipelines.md)) via
This is an ideal case for using [Child / Parent Pipelines](parent_child_pipelines.md)) via
the [`trigger` keyword](../yaml/index.md#trigger). It separates out the configuration
into multiple files, keeping things very simple. You can also combine this with:
......
......@@ -186,7 +186,7 @@ shouldn't run, saving pipeline resources.
In a basic configuration, jobs always wait for all other jobs in earlier stages to complete
before running. This is the simplest configuration, but it's also the slowest in most
cases. [Directed Acyclic Graphs](../directed_acyclic_graph/index.md) and
[parent/child pipelines](../parent_child_pipelines.md) are more flexible and can
[parent/child pipelines](parent_child_pipelines.md) are more flexible and can
be more efficient, but can also make pipelines harder to understand and analyze.
### Caching
......
......@@ -50,7 +50,7 @@ with the [GitLab Container Registry](../../user/packages/container_registry/inde
This way of triggering can only be used when invoked inside `.gitlab-ci.yml`,
and it creates a dependent pipeline relation visible on the
[pipeline graph](../multi_project_pipelines.md). For example:
[pipeline graph](../pipelines/multi_project_pipelines.md). For example:
```yaml
trigger_pipeline:
......
......@@ -60,11 +60,11 @@ and [templates](examples/index.md#cicd-templates).
Some pipeline types have their own detailed usage guides that you should read
if you are using that type:
- [Multi-project pipelines](multi_project_pipelines.md): Have your pipeline trigger
- [Multi-project pipelines](pipelines/multi_project_pipelines.md): Have your pipeline trigger
a pipeline in a different project.
- [Parent/child pipelines](parent_child_pipelines.md): Have your main pipeline trigger
- [Parent/child pipelines](pipelines/parent_child_pipelines.md): Have your main pipeline trigger
and run separate pipelines in the same project. You can also
[dynamically generate the child pipeline's configuration](parent_child_pipelines.md#dynamic-child-pipelines)
[dynamically generate the child pipeline's configuration](pipelines/parent_child_pipelines.md#dynamic-child-pipelines)
at runtime.
- [Pipelines for Merge Requests](pipelines/merge_request_pipelines.md): Run a pipeline
in the context of a merge request.
......
......@@ -581,8 +581,8 @@ You can override the value of a variable when you:
1. Run a job manually in the UI.
1. Use [push options](../../user/project/push_options.md#push-options-for-gitlab-cicd).
1. Trigger a pipeline by using [the API](../triggers/index.md#making-use-of-trigger-variables).
1. Pass variables to a downstream pipeline [by using the `variable` keyword](../multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-the-variables-keyword)
or [by using variable inheritance](../multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-variable-inheritance).
1. Pass variables to a downstream pipeline [by using the `variable` keyword](../pipelines/multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-the-variables-keyword)
or [by using variable inheritance](../pipelines/multi_project_pipelines.md#pass-cicd-variables-to-a-downstream-pipeline-by-using-variable-inheritance).
The pipeline variables declared in these events take [priority over other variables](#cicd-variable-precedence).
......
......@@ -1336,7 +1336,7 @@ pipeline based on branch names or pipeline types.
| `external` | When you use CI services other than GitLab. |
| `external_pull_requests` | When an external pull request on GitHub is created or updated (See [Pipelines for external pull requests](../ci_cd_for_external_repos/index.md#pipelines-for-external-pull-requests)). |
| `merge_requests` | For pipelines created when a merge request is created or updated. Enables [merge request pipelines](../pipelines/merge_request_pipelines.md), [merged results pipelines](../pipelines/pipelines_for_merged_results.md), and [merge trains](../pipelines/merge_trains.md). |
| `pipelines` | For [multi-project pipelines](../multi_project_pipelines.md) created by [using the API with `CI_JOB_TOKEN`](../multi_project_pipelines.md#create-multi-project-pipelines-by-using-the-api), or the [`trigger`](#trigger) keyword. |
| `pipelines` | For [multi-project pipelines](../pipelines/multi_project_pipelines.md) created by [using the API with `CI_JOB_TOKEN`](../pipelines/multi_project_pipelines.md#create-multi-project-pipelines-by-using-the-api), or the [`trigger`](#trigger) keyword. |
| `pushes` | For pipelines triggered by a `git push` event, including for branches and tags. |
| `schedules` | For [scheduled pipelines](../pipelines/schedules.md). |
| `tags` | When the Git reference for a pipeline is a tag. |
......@@ -1710,7 +1710,7 @@ build_job:
You can't download artifacts from jobs that run in [`parallel:`](#parallel).
To download artifacts between [parent-child pipelines](../parent_child_pipelines.md),
To download artifacts between [parent-child pipelines](../pipelines/parent_child_pipelines.md),
use [`needs:pipeline`](#artifact-downloads-to-child-pipelines).
You should not download artifacts from the same ref as a running pipeline. Concurrent
......@@ -1720,7 +1720,7 @@ pipelines running on the same ref could override the artifacts.
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/255983) in GitLab v13.7.
A [child pipeline](../parent_child_pipelines.md) can download artifacts from a job in
A [child pipeline](../pipelines/parent_child_pipelines.md) can download artifacts from a job in
its parent pipeline or another child pipeline in the same parent-child pipeline hierarchy.
For example, with the following parent pipeline that has a job that creates some artifacts:
......@@ -3305,7 +3305,7 @@ If there is more than one matched line in the job output, the last line is used.
For the matched line, the first occurrence of `\d+(\.\d+)?` is the code coverage.
Leading zeros are removed.
Coverage output from [child pipelines](../parent_child_pipelines.md) is not recorded
Coverage output from [child pipelines](../pipelines/parent_child_pipelines.md) is not recorded
or displayed. Check [the related issue](https://gitlab.com/gitlab-org/gitlab/-/issues/280818)
for more details.
......@@ -3561,14 +3561,14 @@ deploystacks: [vultr, data]
Use `trigger` to define a downstream pipeline trigger. When GitLab starts a `trigger` job,
a downstream pipeline is created.
Jobs with `trigger` can only use a [limited set of keywords](../multi_project_pipelines.md#define-multi-project-pipelines-in-your-gitlab-ciyml-file).
Jobs with `trigger` can only use a [limited set of keywords](../pipelines/multi_project_pipelines.md#define-multi-project-pipelines-in-your-gitlab-ciyml-file).
For example, you can't run commands with [`script`](#script), [`before_script`](#before_script),
or [`after_script`](#after_script).
You can use this keyword to create two different types of downstream pipelines:
- [Multi-project pipelines](../multi_project_pipelines.md#define-multi-project-pipelines-in-your-gitlab-ciyml-file)
- [Child pipelines](../parent_child_pipelines.md)
- [Multi-project pipelines](../pipelines/multi_project_pipelines.md#define-multi-project-pipelines-in-your-gitlab-ciyml-file)
- [Child pipelines](../pipelines/parent_child_pipelines.md)
[In GitLab 13.2](https://gitlab.com/gitlab-org/gitlab/-/issues/197140/) and later, you can
view which job triggered a downstream pipeline. In the [pipeline graph](../pipelines/index.md#visualize-pipelines),
......@@ -3633,7 +3633,7 @@ upstream_bridge:
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/16094) in GitLab 12.7.
To create a [child pipeline](../parent_child_pipelines.md), specify the path to the
To create a [child pipeline](../pipelines/parent_child_pipelines.md), specify the path to the
YAML file that contains the configuration of the child pipeline:
```yaml
......@@ -3642,7 +3642,7 @@ trigger_job:
include: path/to/child-pipeline.yml
```
Similar to [multi-project pipelines](../multi_project_pipelines.md#mirror-status-of-a-triggered-pipeline-in-the-trigger-job),
Similar to [multi-project pipelines](../pipelines/multi_project_pipelines.md#mirror-status-of-a-triggered-pipeline-in-the-trigger-job),
it's possible to mirror the status from a triggered pipeline:
```yaml
......@@ -3657,7 +3657,7 @@ trigger_job:
> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/35632) in GitLab 12.9.
You can also trigger a child pipeline from a [dynamically generated configuration file](../parent_child_pipelines.md#dynamic-child-pipelines):
You can also trigger a child pipeline from a [dynamically generated configuration file](../pipelines/parent_child_pipelines.md#dynamic-child-pipelines):
```yaml
generate-config:
......
......@@ -30,7 +30,7 @@ On the left side we have the events that can trigger a pipeline based on various
- When a [merge request is created or updated](../../ci/pipelines/merge_request_pipelines.md#pipelines-for-merge-requests).
- When an MR is added to a [Merge Train](../../ci/pipelines/merge_trains.md#merge-trains).
- A [scheduled pipeline](../../ci/pipelines/schedules.md#pipeline-schedules).
- When project is [subscribed to an upstream project](../../ci/multi_project_pipelines.md#trigger-a-pipeline-when-an-upstream-project-is-rebuilt).
- When project is [subscribed to an upstream project](../../ci/pipelines/multi_project_pipelines.md#trigger-a-pipeline-when-an-upstream-project-is-rebuilt).
- When [Auto DevOps](../../topics/autodevops/index.md) is enabled.
- When GitHub integration is used with [external pull requests](../../ci/ci_cd_for_external_repos/index.md#pipelines-for-external-pull-requests).
- When an upstream pipeline contains a [bridge job](../../ci/yaml/index.md#trigger) which triggers a downstream pipeline.
......
......@@ -476,7 +476,7 @@ If you want to know the in-depth details, here's what's really happening:
The following GitLab features are used among others:
- [Manual actions](../../ci/yaml/index.md#whenmanual)
- [Multi project pipelines](../../ci/multi_project_pipelines.md)
- [Multi project pipelines](../../ci/pipelines/multi_project_pipelines.md)
- [Review Apps](../../ci/review_apps/index.md)
- [Artifacts](../../ci/yaml/index.md#artifacts)
- [Specific runner](../../ci/runners/runners_scope.md#prevent-a-specific-runner-from-being-enabled-for-other-projects)
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......@@ -192,7 +192,7 @@ To use coverage fuzzing in an offline environment, follow these steps:
### Continuous fuzzing (long-running asynchronous fuzzing jobs)
It's also possible to run the fuzzing jobs longer and without blocking your main pipeline. This
configuration uses the GitLab [parent-child pipelines](../../../ci/parent_child_pipelines.md).
configuration uses the GitLab [parent-child pipelines](../../../ci/pipelines/parent_child_pipelines.md).
The full example is available in the [repository](https://gitlab.com/gitlab-org/security-products/demos/coverage-fuzzing/go-fuzzing-example/-/tree/continuous_fuzzing#running-go-fuzz-from-ci).
This example uses Go, but is applicable for any other supported languages.
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......@@ -64,7 +64,7 @@ With GitLab Enterprise Edition, you can also:
- Leverage [Elasticsearch](../integration/elasticsearch.md) with [Advanced Search](search/advanced_search.md) for faster, more advanced code search across your entire GitLab instance.
- [Authenticate users with Kerberos](../integration/kerberos.md).
- [Mirror a repository](project/repository/repository_mirroring.md) from elsewhere on your local server.
- View your entire CI/CD pipeline involving more than one project with [Multiple-Project Pipelines](../ci/multi_project_pipelines.md).
- View your entire CI/CD pipeline involving more than one project with [Multiple-Project Pipelines](../ci/pipelines/multi_project_pipelines.md).
- [Lock files](project/file_lock.md) to prevent conflicts.
- View the current health and status of each CI environment running on Kubernetes with [Deploy Boards](project/deploy_boards.md).
- Leverage continuous delivery method with [Canary Deployments](project/canary_deployments.md).
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......@@ -22,7 +22,7 @@ or link to useful information directly from merge requests:
| [Unit test reports](../../../ci/unit_test_reports.md) | Configure your CI jobs to use Unit test reports, and let GitLab display a report on the merge request so that it's easier and faster to identify the failure without having to check the entire job log. |
| [License Compliance](../../compliance/license_compliance/index.md) **(ULTIMATE)** | Manage the licenses of your dependencies. |
| [Metrics Reports](../../../ci/metrics_reports.md) **(PREMIUM)** | Display the Metrics Report on the merge request so that it's fast and easy to identify changes to important metrics. |
| [Multi-Project pipelines](../../../ci/multi_project_pipelines.md) **(PREMIUM)** | When you set up GitLab CI/CD across multiple projects, you can visualize the entire pipeline, including all cross-project interdependencies. |
| [Multi-Project pipelines](../../../ci/pipelines/multi_project_pipelines.md) **(PREMIUM)** | When you set up GitLab CI/CD across multiple projects, you can visualize the entire pipeline, including all cross-project interdependencies. |
| [Pipelines for merge requests](../../../ci/pipelines/merge_request_pipelines.md) | Customize a specific pipeline structure for merge requests in order to speed the cycle up by running only important jobs. |
| [Pipeline Graphs](../../../ci/pipelines/index.md#visualize-pipelines) | View the status of pipelines within the merge request, including the deployment process. |
| [Test Coverage visualization](test_coverage_visualization.md) | See test coverage results for merge requests, within the file diff. |
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