You can obtain a project ID by calling the API used to query projects based on specified criteria.
The API for obtaining a project ID is GET https://{Endpoint}/v3/projects/, where {Endpoint} indicates the endpoint of IAM.
An endpoint is the request address for calling an API. Endpoints vary depending on services and regions. You can obtain endpoints from Regions and Endpoints.
For details about API authentication, see Authentication.
The following is a response example. The value of id under projects is the project ID. If multiple IDs are returned, obtain the desired one based on your actual region (name).
{ "projects": [ { "domain_id": "65382450e8f64ac0870cd180d14e684b", "is_domain": false, "parent_id": "65382450e8f64ac0870cd180d14e684b", "name": "region-name", "description": "", "links": { "next": null, "previous": null, "self": "https://www.example.com/v3/projects/a4a5d4098fb4474fa22cd05f897d6b99" }, "id": "a4a5d4098fb4474fa22cd05f897d6b99", "enabled": true } ], "links": { "next": null, "previous": null, "self": "https://www.example.com/v3/projects" } }