platform_system_sepolicy/public/hal_wifi_supplicant.te
Marco Ballesio aa4ce95c6f sepolicy: rules for uid/pid cgroups v2 hierarchy
Bug: 168907513
Test: verified the correct working of the v2 uid/pid hierarchy in normal
and recovery modes

This reverts commit aa8bb3a29b.

Change-Id: Ib344d500ea49b86e862e223ab58a16601eebef47
2021-02-11 23:40:38 +00:00

37 lines
1.5 KiB
Text

# HwBinder IPC from client to server
binder_call(hal_wifi_supplicant_client, hal_wifi_supplicant_server)
binder_call(hal_wifi_supplicant_server, hal_wifi_supplicant_client)
hal_attribute_hwservice(hal_wifi_supplicant, hal_wifi_supplicant_hwservice)
# in addition to ioctls allowlisted for all domains, grant hal_wifi_supplicant priv_sock_ioctls.
allowxperm hal_wifi_supplicant self:udp_socket ioctl priv_sock_ioctls;
r_dir_file(hal_wifi_supplicant, sysfs_type)
r_dir_file(hal_wifi_supplicant, proc_net_type)
allow hal_wifi_supplicant kernel:system module_request;
allow hal_wifi_supplicant self:global_capability_class_set { setuid net_admin setgid net_raw };
allow hal_wifi_supplicant cgroup:dir create_dir_perms;
allow hal_wifi_supplicant cgroup_v2:dir create_dir_perms;
allow hal_wifi_supplicant self:netlink_route_socket nlmsg_write;
allow hal_wifi_supplicant self:netlink_socket create_socket_perms_no_ioctl;
allow hal_wifi_supplicant self:netlink_generic_socket create_socket_perms_no_ioctl;
allow hal_wifi_supplicant self:packet_socket create_socket_perms;
allowxperm hal_wifi_supplicant self:packet_socket ioctl { unpriv_sock_ioctls priv_sock_ioctls unpriv_tty_ioctls };
use_keystore(hal_wifi_supplicant)
# Allow the WI-FI HAL to use keys in the keystore namespace wifi_key.
allow hal_wifi_supplicant wifi_key:keystore2_key {
get_info
use
};
###
### neverallow rules
###
# wpa_supplicant should not trust any data from sdcards
neverallow hal_wifi_supplicant_server sdcard_type:dir ~getattr;
neverallow hal_wifi_supplicant_server sdcard_type:file *;