policy_module(chronyd, 1.1.4)

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

type chronyd_t;
type chronyd_exec_t;
init_daemon_domain(chronyd_t, chronyd_exec_t)

type chronyd_initrc_exec_t;
init_script_file(chronyd_initrc_exec_t)

type chronyd_keys_t;
files_type(chronyd_keys_t)

type chronyd_tmpfs_t;
files_tmpfs_file(chronyd_tmpfs_t)

type chronyd_unit_file_t;
systemd_unit_file(chronyd_unit_file_t)

type chronyd_var_lib_t;
files_type(chronyd_var_lib_t)

type chronyd_var_log_t;
logging_log_file(chronyd_var_log_t)

type chronyd_var_run_t;
files_pid_file(chronyd_var_run_t)

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

allow chronyd_t self:capability { dac_override ipc_lock setuid setgid sys_resource sys_time };
allow chronyd_t self:process { getcap setcap setrlimit signal };
allow chronyd_t self:shm create_shm_perms;
allow chronyd_t self:udp_socket create_socket_perms;
allow chronyd_t self:unix_dgram_socket create_socket_perms;
allow chronyd_t self:fifo_file rw_fifo_file_perms;

allow chronyd_t chronyd_keys_t:file read_file_perms;

manage_dirs_pattern(chronyd_t, chronyd_tmpfs_t, chronyd_tmpfs_t)
manage_files_pattern(chronyd_t, chronyd_tmpfs_t, chronyd_tmpfs_t)
fs_tmpfs_filetrans(chronyd_t, chronyd_tmpfs_t, { dir file })

manage_files_pattern(chronyd_t, chronyd_var_lib_t, chronyd_var_lib_t)
manage_dirs_pattern(chronyd_t, chronyd_var_lib_t, chronyd_var_lib_t)
manage_sock_files_pattern(chronyd_t, chronyd_var_lib_t, chronyd_var_lib_t)
files_var_lib_filetrans(chronyd_t, chronyd_var_lib_t, dir)

manage_dirs_pattern(chronyd_t, chronyd_var_log_t, chronyd_var_log_t)
append_files_pattern(chronyd_t, chronyd_var_log_t, chronyd_var_log_t)
create_files_pattern(chronyd_t, chronyd_var_log_t, chronyd_var_log_t)
setattr_files_pattern(chronyd_t, chronyd_var_log_t, chronyd_var_log_t)
logging_log_filetrans(chronyd_t, chronyd_var_log_t, dir)

manage_dirs_pattern(chronyd_t, chronyd_var_run_t, chronyd_var_run_t)
manage_files_pattern(chronyd_t, chronyd_var_run_t, chronyd_var_run_t)
manage_sock_files_pattern(chronyd_t, chronyd_var_run_t, chronyd_var_run_t)
files_pid_filetrans(chronyd_t, chronyd_var_run_t, { dir file sock_file })

kernel_read_system_state(chronyd_t)
kernel_read_network_state(chronyd_t)

corenet_all_recvfrom_unlabeled(chronyd_t)
corenet_all_recvfrom_netlabel(chronyd_t)
corenet_udp_sendrecv_generic_if(chronyd_t)
corenet_udp_sendrecv_generic_node(chronyd_t)
corenet_udp_bind_generic_node(chronyd_t)

corenet_sendrecv_ntp_server_packets(chronyd_t)
corenet_udp_bind_ntp_port(chronyd_t)
corenet_udp_sendrecv_ntp_port(chronyd_t)

corenet_sendrecv_chronyd_server_packets(chronyd_t)
corenet_udp_bind_chronyd_port(chronyd_t)
corenet_udp_sendrecv_chronyd_port(chronyd_t)

dev_rw_realtime_clock(chronyd_t)

auth_use_nsswitch(chronyd_t)

logging_send_syslog_msg(chronyd_t)

mta_send_mail(chronyd_t)

optional_policy(`
	gpsd_rw_shm(chronyd_t)
')