clatd.te


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# 464xlat daemon
type clatd, domain;
type clatd_exec, exec_type, file_type;

net_domain(clatd)

# Access objects inherited from netd.
allow clatd netd:fd use;
allow clatd netd:fifo_file { read write };
# TODO: Check whether some or all of these sockets should be close-on-exec.
allow clatd netd:netlink_kobject_uevent_socket { read write };
allow clatd netd:netlink_nflog_socket { read write };
allow clatd netd:netlink_route_socket { read write };
allow clatd netd:udp_socket { read write };
allow clatd netd:unix_stream_socket { read write };
allow clatd netd:unix_dgram_socket { read write };

allow clatd self:capability { net_admin net_raw setuid setgid };

# clatd calls mmap(MAP_LOCKED) with a 1M buffer. MAP_LOCKED first checks
# capable(CAP_IPC_LOCK), and then checks to see the requested amount is
# under RLIMIT_MEMLOCK. The latter check succeeds. As a result, clatd
# does not need CAP_IPC_LOCK, so we suppress any denials we see
# from clatd asking for this capability.
# See https://android-review.googlesource.com/127940
dontaudit clatd self:capability ipc_lock;

allow clatd self:netlink_route_socket nlmsg_write;
allow clatd self:{ packet_socket rawip_socket tun_socket } create_socket_perms;
allow clatd tun_device:chr_file rw_file_perms;