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Change deprecation rule 4a to make stable APIs permanent within a major version

This commit is contained in:
Jordan Liggitt 2022-01-18 10:13:13 -05:00
parent 3dfffd39c8
commit b828365a0e
1 changed files with 10 additions and 24 deletions
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34
content/en/docs/reference/using-api/deprecation-policy.md
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@ -79,15 +79,17 @@ might have to add an equivalent field or represent it as an annotation.
* Beta API versions can replace earlier beta and alpha API versions, but *may not* replace GA API versions.
* Alpha API versions can replace earlier alpha API versions, but *may not* replace GA or beta API versions.
**Rule #4a: Other than the most recent API versions in each track, older API
versions must be supported after their announced deprecation for a duration of
no less than:**
**Rule #4a: minimum API lifetime is determined by the API stability level**
* **GA: 12 months or 3 releases (whichever is longer)**
* **Beta: 9 months or 3 releases (whichever is longer)**
* **Alpha: 0 releases**
* **GA API versions may be marked as deprecated, but must not be removed within a major version of Kubernetes**
* **Beta API versions must be supported for 9 months or 3 releases (whichever is longer) after deprecation**
* **Alpha API versions may be removed in any release without prior deprecation notice**
This covers the [maximum supported version skew of 2 releases](/docs/setup/release/version-skew-policy/).
This ensures beta API support covers the [maximum supported version skew of 2 releases](/docs/setup/release/version-skew-policy/).
{{< note >}}
There are no current plans for a major version revision of Kubernetes that removes GA APIs.
{{< /note >}}
{{< note >}}
Until [#52185](https://github.com/kubernetes/kubernetes/issues/52185) is
@ -237,7 +239,7 @@ API versions are supported in a series of subsequent releases.
<td>
<ul>
<li>v2beta2 is deprecated, "action required" relnote</li>
<li>v1 is deprecated, "action required" relnote</li>
<li>v1 is deprecated in favor of v2, but will not be removed</li>
</ul>
</td>
</tr>
@ -267,22 +269,6 @@ API versions are supported in a series of subsequent releases.
</ul>
</td>
</tr>
<tr>
<td>X+16</td>
<td>v2, v1 (deprecated)</td>
<td>v2</td>
<td></td>
</tr>
<tr>
<td>X+17</td>
<td>v2</td>
<td>v2</td>
<td>
<ul>
<li>v1 is removed, "action required" relnote</li>
</ul>
</td>
</tr>
</tbody>
</table>