1483101 - [wpt-sync] Sync PR 12459 - [wptserve] Limit number of additional subdomains

Status: NEW

(Testing :: web-platform-tests, enhancement, P4)

Description

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Sync web-platform-tests PR 12459 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/12459
Details from upstream follow.

Mike Pennisi <[e-mail]> wrote:
>  [wptserve] Limit number of additional subdomains 
>  
>  [wptserve] Limit number of additional subdomains
>  
>  Recently, the set of origins reserved by wptserve was increased to
>  include a combinatoric set of configuration values. This logic used a
>  "depth" of three, causing the server to reserve subdomains of subdomains
>  of subdomains (e.g. `www.www.www.web-platform.test`). For the default
>  configuration, this produced 312 distinct origins.
>  
>  The motivating feature request describes a use case for a "depth" of 2
>  [1]. Re-implement to use that depth, limiting the generated set of
>  origins to 62. Update the implementation to make this functionality
>  testable, and update the corresponding tests to verify the intended
>  behavior.
>  
>  [1] #8581