policy_module(gpsd, 1.1.1)

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

attribute_role gpsd_roles;

type gpsd_t;
type gpsd_exec_t;
application_domain(gpsd_t, gpsd_exec_t)
init_daemon_domain(gpsd_t, gpsd_exec_t)
role gpsd_roles types gpsd_t;

type gpsd_initrc_exec_t;
init_script_file(gpsd_initrc_exec_t)

type gpsd_tmpfs_t;
files_tmpfs_file(gpsd_tmpfs_t)

type gpsd_var_run_t;
files_pid_file(gpsd_var_run_t)

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

allow gpsd_t self:capability { fowner fsetid setuid setgid sys_nice sys_time sys_tty_config };
dontaudit gpsd_t self:capability { dac_read_search dac_override };
allow gpsd_t self:process { setsched signal_perms };
allow gpsd_t self:shm create_shm_perms;
allow gpsd_t self:unix_dgram_socket sendto;
allow gpsd_t self:tcp_socket { accept listen };

manage_dirs_pattern(gpsd_t, gpsd_tmpfs_t, gpsd_tmpfs_t)
manage_files_pattern(gpsd_t, gpsd_tmpfs_t, gpsd_tmpfs_t)
fs_tmpfs_filetrans(gpsd_t, gpsd_tmpfs_t, { dir file })

manage_files_pattern(gpsd_t, gpsd_var_run_t, gpsd_var_run_t)
manage_sock_files_pattern(gpsd_t, gpsd_var_run_t, gpsd_var_run_t)
files_pid_filetrans(gpsd_t, gpsd_var_run_t, { file sock_file })

kernel_list_proc(gpsd_t)
kernel_request_load_module(gpsd_t)

corenet_all_recvfrom_unlabeled(gpsd_t)
corenet_all_recvfrom_netlabel(gpsd_t)
corenet_tcp_sendrecv_generic_if(gpsd_t)
corenet_tcp_sendrecv_generic_node(gpsd_t)
corenet_tcp_bind_all_nodes(gpsd_t)

corenet_sendrecv_gpsd_server_packets(gpsd_t)
corenet_tcp_bind_gpsd_port(gpsd_t)
corenet_tcp_sendrecv_gpsd_port(gpsd_t)

dev_read_sysfs(gpsd_t)
dev_rw_realtime_clock(gpsd_t)

domain_dontaudit_read_all_domains_state(gpsd_t)

term_use_unallocated_ttys(gpsd_t)
term_setattr_unallocated_ttys(gpsd_t)
term_use_usb_ttys(gpsd_t)
term_setattr_usb_ttys(gpsd_t)

auth_use_nsswitch(gpsd_t)

logging_send_syslog_msg(gpsd_t)

optional_policy(`
	chronyd_rw_shm(gpsd_t)
	chronyd_stream_connect(gpsd_t)
	chronyd_dgram_send(gpsd_t)
')

optional_policy(`
	dbus_system_bus_client(gpsd_t)
')

optional_policy(`
	ntp_rw_shm(gpsd_t)
')