platform_system_sepolicy/private/netd.te

typeattribute netd coredomain;

init_daemon_domain(netd)

# Allow netd to spawn dnsmasq in it's own domain
domain_auto_trans(netd, dnsmasq_exec, dnsmasq)

# Allow netd to start clatd in its own domain and kill it
domain_auto_trans(netd, clatd_exec, clatd)
allow netd clatd:process signal;

# give netd permission to setup iptables rule with xt_bpf, attach program to cgroup, and read/write
# the map created by bpfloader
allow netd bpfloader:bpf { prog_run map_read map_write };

# in order to invoke side effect of close() on such a socket calling synchronize_rcu()
# TODO: Remove this permission when 4.9 kernel is deprecated.
allow netd self:key_socket create;

get_prop(netd, bpf_progs_loaded_prop)

# Allow netd to write to statsd.
unix_socket_send(netd, statsdw, statsd)

# Allow netd to send callbacks to network_stack
binder_call(netd, network_stack)

# Allow netd to send dump info to dumpstate
allow netd dumpstate:fd use;
allow netd dumpstate:fifo_file { getattr write };