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ntp.te
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policy_module(ntp, 1.17.0)
########################################
#
# Declarations
#
attribute_role ntpd_roles;
type ntp_conf_t;
files_config_file(ntp_conf_t)
type ntp_drift_t;
files_type(ntp_drift_t)
type ntpd_t;
type ntpd_exec_t;
init_daemon_domain(ntpd_t, ntpd_exec_t)
role ntpd_roles types ntpd_t;
type ntpd_initrc_exec_t;
init_script_file(ntpd_initrc_exec_t)
type ntpd_key_t;
files_type(ntpd_key_t)
type ntpd_lock_t;
files_lock_file(ntpd_lock_t)
init_daemon_lock_file(ntpd_lock_t, file, "ntpdate")
type ntpd_log_t;
logging_log_file(ntpd_log_t)
type ntpd_pid_t;
typealias ntpd_pid_t alias ntpd_var_run_t;
files_pid_file(ntpd_pid_t)
type ntpd_tmp_t;
files_tmp_file(ntpd_tmp_t)
type ntpd_tmpfs_t;
files_tmpfs_file(ntpd_tmpfs_t)
type ntpd_unit_t;
init_unit_file(ntpd_unit_t)
type ntpdate_exec_t;
init_system_domain(ntpd_t, ntpdate_exec_t)
########################################
#
# Local policy
#
allow ntpd_t self:capability { chown dac_override kill setgid setuid sys_time ipc_lock ipc_owner sys_chroot sys_nice };
dontaudit ntpd_t self:capability { net_admin sys_tty_config fsetid sys_resource };
allow ntpd_t self:process { signal_perms getcap setcap setsched setrlimit };
allow ntpd_t self:fifo_file rw_fifo_file_perms;
allow ntpd_t self:shm create_shm_perms;
allow ntpd_t self:socket create;
allow ntpd_t self:tcp_socket { accept listen };
allow ntpd_t self:unix_dgram_socket sendto;
allow ntpd_t ntp_conf_t:file read_file_perms;
manage_dirs_pattern(ntpd_t, ntp_drift_t, ntp_drift_t)
manage_files_pattern(ntpd_t, ntp_drift_t, ntp_drift_t)
files_etc_filetrans(ntpd_t, ntp_drift_t, file)
files_var_filetrans(ntpd_t, ntp_drift_t, file)
read_files_pattern(ntpd_t, ntpd_key_t, ntpd_key_t)
read_lnk_files_pattern(ntpd_t, ntpd_key_t, ntpd_key_t)
allow ntpd_t ntpd_lock_t:file rw_file_perms;
allow ntpd_t ntpd_log_t:dir setattr_dir_perms;
append_files_pattern(ntpd_t, ntpd_log_t, ntpd_log_t)
create_files_pattern(ntpd_t, ntpd_log_t, ntpd_log_t)
setattr_files_pattern(ntpd_t, ntpd_log_t, ntpd_log_t)
logging_log_filetrans(ntpd_t, ntpd_log_t, { file dir })
manage_files_pattern(ntpd_t, ntpd_pid_t, ntpd_pid_t)
files_pid_filetrans(ntpd_t, ntpd_pid_t, file)
manage_dirs_pattern(ntpd_t, ntpd_tmp_t, ntpd_tmp_t)
manage_files_pattern(ntpd_t, ntpd_tmp_t, ntpd_tmp_t)
files_tmp_filetrans(ntpd_t, ntpd_tmp_t, { file dir })
manage_dirs_pattern(ntpd_t, ntpd_tmpfs_t, ntpd_tmpfs_t)
manage_files_pattern(ntpd_t, ntpd_tmpfs_t, ntpd_tmpfs_t)
fs_tmpfs_filetrans(ntpd_t, ntpd_tmpfs_t, { dir file })
can_exec(ntpd_t, ntpd_exec_t)
kernel_read_kernel_sysctls(ntpd_t)
kernel_read_system_state(ntpd_t)
kernel_read_network_state(ntpd_t)
kernel_request_load_module(ntpd_t)
corenet_all_recvfrom_unlabeled(ntpd_t)
corenet_all_recvfrom_netlabel(ntpd_t)
corenet_tcp_sendrecv_generic_if(ntpd_t)
corenet_udp_sendrecv_generic_if(ntpd_t)
corenet_tcp_sendrecv_generic_node(ntpd_t)
corenet_udp_sendrecv_generic_node(ntpd_t)
corenet_udp_bind_generic_node(ntpd_t)
corenet_sendrecv_ntp_server_packets(ntpd_t)
corenet_udp_bind_ntp_port(ntpd_t)
corenet_udp_sendrecv_ntp_port(ntpd_t)
corenet_sendrecv_ntp_client_packets(ntpd_t)
corenet_tcp_connect_ntp_port(ntpd_t)
corenet_tcp_sendrecv_ntp_port(ntpd_t)
corecmd_exec_bin(ntpd_t)
corecmd_exec_shell(ntpd_t)
dev_read_sysfs(ntpd_t)
dev_read_urand(ntpd_t)
dev_rw_realtime_clock(ntpd_t)
domain_use_interactive_fds(ntpd_t)
domain_dontaudit_list_all_domains_state(ntpd_t)
files_read_etc_runtime_files(ntpd_t)
files_read_usr_files(ntpd_t)
files_list_var_lib(ntpd_t)
fs_getattr_all_fs(ntpd_t)
fs_search_auto_mountpoints(ntpd_t)
term_use_ptmx(ntpd_t)
auth_use_nsswitch(ntpd_t)
init_exec_script_files(ntpd_t)
logging_send_syslog_msg(ntpd_t)
miscfiles_read_localization(ntpd_t)
userdom_dontaudit_use_unpriv_user_fds(ntpd_t)
userdom_list_user_home_dirs(ntpd_t)
ifdef(`init_systemd',`
dbus_system_bus_client(ntpd_t)
dbus_connect_system_bus(ntpd_t)
init_dbus_chat(ntpd_t)
init_get_system_status(ntpd_t)
allow ntpd_t self:capability { fowner setpcap };
init_reload(ntpd_t)
# for /var/lib/systemd/clock
init_list_var_lib_dirs(ntpd_t)
# for /run/systemd/netif/links
init_list_pids(ntpd_t)
optional_policy(`
unconfined_dbus_send(ntpd_t)
')
')
optional_policy(`
clock_read_adjtime(ntpd_t)
')
optional_policy(`
cron_system_entry(ntpd_t, ntpdate_exec_t)
')
optional_policy(`
gpsd_rw_shm(ntpd_t)
')
optional_policy(`
firstboot_dontaudit_use_fds(ntpd_t)
firstboot_dontaudit_rw_pipes(ntpd_t)
firstboot_dontaudit_rw_stream_sockets(ntpd_t)
')
optional_policy(`
hal_dontaudit_write_log(ntpd_t)
')
optional_policy(`
logrotate_exec(ntpd_t)
')
optional_policy(`
seutil_sigchld_newrole(ntpd_t)
')
optional_policy(`
udev_read_db(ntpd_t)
')