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#permissive cnd;
type cnd, domain, domain_deprecated, mlstrustedsubject;
type cnd_exec, exec_type, file_type;
file_type_auto_trans(cnd, socket_device, cnd_socket);
# cnd is started by init, type transit from init domain to cnd domain
init_daemon_domain(cnd)
# associate netdomain as an attribute of cnd domain
net_domain(cnd)
allow cnd smem_log_device:chr_file rw_file_perms;
# allow cnd the following capability
allow cnd self:capability {
setuid
setgid
dac_override
net_raw
chown
fsetid
net_admin
sys_module
net_bind_service
};
allow cnd self:capability2 block_suspend;
# socket used to communicate with kernel via the netlink syscall
allow cnd self:{
netlink_tcpdiag_socket
netlink_route_socket
netlink_socket
netlink_generic_socket
# allow cnd to perform socket operation on itself
socket
} create_socket_perms;
# allow cnd to read tcp diagnostics through netlink
allow cnd self:netlink_tcpdiag_socket nlmsg_read;
# allow cnd to set system property
allow cnd system_prop:property_service set;
unix_socket_connect(cnd, property, init)
# allow cnd to access cnd_data_file
allow cnd cnd_data_file:file create_file_perms;
allow cnd cnd_data_file:sock_file { unlink create setattr };
allow cnd cnd_data_file:dir rw_dir_perms;
# allow cnd to access qmux_radio_socket
qmux_socket(cnd)
# allow cnd to access wpa_socket
unix_socket_send(cnd, wpa, wpa)
allow cnd wpa_socket:dir rw_dir_perms;
allow cnd wpa_socket:sock_file { create unlink setattr };
allow cnd wifi_data_file:dir r_dir_perms;
# allow cnd to obtain wakelock
wakelock_use(cnd)
# allow cnd to get appname and use inet socket
cnd_nims_socket_perm(appdomain)
cnd_nims_socket_perm(system_server)
cnd_nims_socket_perm(mediaserver)
cnd_nims_socket_perm(mtp)
cnd_nims_socket_perm(wfdservice)
cnd_nims_socket_perm(drmserver)
# allow cnd to access ipa_dev
allow cnd ipa_dev:chr_file rw_file_perms;
# allow access to nims
allow cnd socket_device:dir remove_name;
allow cnd ipacm_data_file:dir r_dir_perms;
allow cnd ipacm_data_file:file r_file_perms;
# explicitly allow udp socket permissions for appdomain
allow cnd appdomain:udp_socket rw_socket_perms;
#allow cnd daemon to invoke hostapd_cli
allow cnd shell_exec:file rx_file_perms;
domain_auto_trans(cnd, hostapd_exec, hostapd)
# only allow getopt for appdomain
allow appdomain zygote:unix_dgram_socket getopt;
dontaudit { domain -appdomain } zygote:unix_dgram_socket getopt;
#diag
userdebug_or_eng(`
diag_use(cnd)
')
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