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Bluetooth: Mesh: Add a flag for DevKey-only based models

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This prevents a Configuration Client from binding an app key to a model
that only supports DevKey-based security.

Signed-off-by: Michał Narajowski <michal.narajowski@codecoup.pl>
This commit is contained in:
Michał Narajowski 2021-01-21 14:47:19 +01:00 • committed by Carles Cufí
commit 08f0d1c742
4 changed files with 15 additions and 11 deletions
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7
subsys/bluetooth/mesh/cfg_srv.c
View file

@ -1893,9 +1893,9 @@ static int mod_app_bind(struct bt_mesh_model *model,
goto send_status;
}
/* Configuration Server only allows device key based access */
if (model == mod) {
LOG_ERR("Client tried to bind AppKey to Configuration Model");
/* Some models only allow device key based access */
if (mod->flags & BT_MESH_MOD_DEVKEY_ONLY) {
LOG_ERR("Client tried to bind AppKey to DevKey based model");
status = STATUS_CANNOT_BIND;
goto send_status;
}
@ -2535,6 +2535,7 @@ static int cfg_srv_init(struct bt_mesh_model *model)
* device-key is allowed to access this model.
*/
model->keys[0] = BT_MESH_KEY_DEV_LOCAL;
model->flags |= BT_MESH_MOD_DEVKEY_ONLY;
return 0;
}