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fleet/server/mdm/assets
Jordan Montgomery c70f6796a0 Add cert rollover tool, update Filevault key decryption for rollover process (#46226)
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**Related issue:** Resolves #46226

# Checklist for submitter

If some of the following don't apply, delete the relevant line.


- [x] Changes file added for user-visible changes in `changes/`,
`orbit/changes/` or `ee/fleetd-chrome/changes`.
See [Changes
files](https://github.com/fleetdm/fleet/blob/main/docs/Contributing/guides/committing-changes.md#changes-files)
for more information.

- [x] Input data is properly validated, `SELECT *` is avoided, SQL
injection is prevented (using placeholders for values in statements), JS
inline code is prevented especially for url redirects, and untrusted
data interpolated into shell scripts/commands is validated against shell
metacharacters.

## Testing
- [x] Added/updated automated tests
- [x] Where appropriate, [automated tests simulate multiple hosts and
test for host
isolation](https://github.com/fleetdm/fleet/blob/main/docs/Contributing/reference/patterns-backend.md#unit-testing)
(updates to one hosts's records do not affect another)
- [x] QA'd all new/changed functionality manually



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## Summary by CodeRabbit

* **New Features**
* Add CA certificate rollover CLI to renew MDM CA certs with an
extend-years option while preserving the private key and certificate
properties.
* **Improvements**
* Decryption logic updated to accept previously-rolled CA certificates
so escrowed disk-encryption keys can be decrypted after rollover.
* **Tests**
  * Expanded tests and mocks to cover rollover and decryption scenarios.
* **Chores**
* Updated ignore rules and added a changelog entry for the rollover
process.

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2026-05-28 16:31:18 -04:00
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