policy_module(stubby)

########################################
#
# Declarations
#

type stubby_t;
type stubby_exec_t;
init_daemon_domain(stubby_t, stubby_exec_t)

type stubby_etc_t;
files_config_file(stubby_etc_t)

type stubby_unit_t;
init_unit_file(stubby_unit_t)

########################################
#
# Local policy
#

allow stubby_t self:tcp_socket create_stream_socket_perms;
allow stubby_t self:udp_socket create_stream_socket_perms;

read_files_pattern(stubby_t, stubby_etc_t, stubby_etc_t)

corenet_tcp_bind_dns_port(stubby_t)
corenet_tcp_bind_generic_node(stubby_t)
corenet_udp_bind_dns_port(stubby_t)
corenet_udp_bind_generic_node(stubby_t)

# DNS-over-TLS uses TCP port 853
corenet_tcp_connect_dns_port(stubby_t)
# DNS-over-HTTPS uses TCP port 443
corenet_tcp_connect_http_port(stubby_t)

# for /etc/trusted-key.key
files_read_etc_files(stubby_t)

miscfiles_read_generic_certs(stubby_t)
miscfiles_read_localization(stubby_t)

sysnet_read_config(stubby_t)

ifdef(`init_systemd',`
	# stubby systemd service uses DynamicUser=yes, which makes it call
	# LookupDynamicUserByUID in order to get its own user name.
	init_dbus_chat(stubby_t)
	dbus_system_bus_client(stubby_t)
')