Paulus Schoutsen e013716029 sandbox: store server quotas (Phase 5)
_validate_key now caps key length (128, well under NAME_MAX). async_save
caps each value (4 MB) and enforces a per-group dir quota (32 MB total,
256 keys) via _enforce_group_quota before the atomic write, so a
compromised sandbox can no longer exhaust the host disk through the
store-routing channel. Limits are commented, generous-but-finite
constants.

Over-quota writes raise HomeAssistantError → remote-error frame; the
sandbox-side async_store_save already catches ChannelRemoteError and logs
(keeping its in-memory data), so a rejected flush degrades, not crashes.
2026-07-07 15:12:24 -04:00
2026-07-03 06:18:04 -04:00
2026-06-11 22:28:29 +02:00

Home Assistant |Chat Status|
=================================================================================

Open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server.

Check out `home-assistant.io <https://home-assistant.io>`__ for `a
demo <https://demo.home-assistant.io>`__, `installation instructions <https://home-assistant.io/getting-started/>`__,
`tutorials <https://home-assistant.io/getting-started/automation/>`__ and `documentation <https://home-assistant.io/docs/>`__.

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Featured integrations
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The system is built using a modular approach so support for other devices or actions can be implemented easily. See also the `section on architecture <https://developers.home-assistant.io/docs/architecture_index/>`__ and the `section on creating your own
components <https://developers.home-assistant.io/docs/creating_component_index/>`__.

If you run into issues while using Home Assistant or during development
of a component, check the `Home Assistant help section <https://home-assistant.io/help/>`__ of our website for further help and information.

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.. |screenshot-states| image:: https://raw.githubusercontent.com/home-assistant/core/dev/.github/assets/screenshot-states.png
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.. |screenshot-integrations| image:: https://raw.githubusercontent.com/home-assistant/core/dev/.github/assets/screenshot-integrations.png
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🏡 Open source home automation that puts local control and privacy first.
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