Dashboard annotations API

Introduced in GitLab 12.10 behind a disabled feature flag.

Metrics dashboard annotations allow you to indicate events on your graphs at a single point in time or over a time span.

Create a new annotation

POST /environments/:id/metrics_dashboard/annotations/
POST /clusters/:id/metrics_dashboard/annotations/

Parameters:

Attribute	Type	Required	Description
`dashboard_path`	string	yes	ID of the dashboard which needs to be annotated. Treated as a CGI-escaped path, and automatically un-escaped.
`starting_at`	string	yes	Date time string, ISO 8601 formatted, such as `2016-03-11T03:45:40Z`. Timestamp marking start point of annotation.
`ending_at`	string	no	Date time string, ISO 8601 formatted, such as `2016-03-11T03:45:40Z`. Timestamp marking end point of annotation. When not supplied annotation will be displayed as single event at start point.
`description`	string	yes	Description of the annotation.

curl --header "Private-Token: <your_access_token>" "https://gitlab.example.com/api/v4/environments/1/metrics_dashboard/annotations" \
 --data-urlencode "dashboard_path=.gitlab/dashboards/custom_metrics.yml" \
 --data-urlencode "starting_at=2016-03-11T03:45:40Z" \
 --data-urlencode "description=annotation description"

Example Response:

{
  "id": 4,
  "starting_at": "2016-04-08T03:45:40.000Z",
  "ending_at": null,
  "dashboard_path": ".gitlab/dashboards/custom_metrics.yml",
  "description": "annotation description",
  "environment_id": 1,
  "cluster_id": null
}