policy_module(nis, 1.12.0)

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

type nis_initrc_exec_t;
init_script_file(nis_initrc_exec_t)

type var_yp_t;
files_type(var_yp_t)

type ypbind_t;
type ypbind_exec_t;
init_daemon_domain(ypbind_t, ypbind_exec_t)

type ypbind_initrc_exec_t;
init_script_file(ypbind_initrc_exec_t)

type ypbind_var_run_t;
files_pid_file(ypbind_var_run_t)

type ypbind_tmp_t;
files_tmp_file(ypbind_tmp_t)

type ypbind_unit_file_t;
systemd_unit_file(ypbind_unit_file_t)

type yppasswdd_t;
type yppasswdd_exec_t;
init_daemon_domain(yppasswdd_t, yppasswdd_exec_t)
domain_obj_id_change_exemption(yppasswdd_t)

type yppasswdd_var_run_t;
files_pid_file(yppasswdd_var_run_t)

type ypserv_t;
type ypserv_exec_t;
init_daemon_domain(ypserv_t, ypserv_exec_t)

type ypserv_conf_t;
files_config_file(ypserv_conf_t)

type ypserv_tmp_t;
files_tmp_file(ypserv_tmp_t)

type ypserv_var_run_t;
files_pid_file(ypserv_var_run_t)

type ypxfr_t;
type ypxfr_exec_t;
init_daemon_domain(ypxfr_t, ypxfr_exec_t)

type ypxfr_var_run_t;
files_pid_file(ypxfr_var_run_t)

type nis_unit_file_t;
systemd_unit_file(nis_unit_file_t)

########################################
#
# ypbind local policy

dontaudit ypbind_t self:capability { net_admin sys_tty_config };
allow ypbind_t self:fifo_file rw_fifo_file_perms;
allow ypbind_t self:process signal_perms;
allow ypbind_t self:{ unix_dgram_socket unix_stream_socket } create_socket_perms;
allow ypbind_t self:netlink_route_socket r_netlink_socket_perms;
allow ypbind_t self:tcp_socket create_stream_socket_perms;
allow ypbind_t self:udp_socket create_socket_perms;

manage_dirs_pattern(ypbind_t, ypbind_tmp_t, ypbind_tmp_t)
manage_files_pattern(ypbind_t, ypbind_tmp_t, ypbind_tmp_t)
files_tmp_filetrans(ypbind_t, ypbind_tmp_t, { file dir })

manage_files_pattern(ypbind_t, ypbind_var_run_t, ypbind_var_run_t)
files_pid_filetrans(ypbind_t, ypbind_var_run_t, file)

manage_files_pattern(ypbind_t, var_yp_t, var_yp_t)

kernel_read_system_state(ypbind_t)
kernel_read_kernel_sysctls(ypbind_t)

corenet_all_recvfrom_netlabel(ypbind_t)
corenet_tcp_sendrecv_generic_if(ypbind_t)
corenet_udp_sendrecv_generic_if(ypbind_t)
corenet_tcp_sendrecv_generic_node(ypbind_t)
corenet_udp_sendrecv_generic_node(ypbind_t)
corenet_tcp_sendrecv_all_ports(ypbind_t)
corenet_udp_sendrecv_all_ports(ypbind_t)
corenet_tcp_bind_generic_node(ypbind_t)
corenet_udp_bind_generic_node(ypbind_t)
corenet_tcp_bind_generic_port(ypbind_t)
corenet_udp_bind_generic_port(ypbind_t)
corenet_tcp_bind_reserved_port(ypbind_t)
corenet_udp_bind_reserved_port(ypbind_t)
corenet_tcp_bind_all_rpc_ports(ypbind_t)
corenet_udp_bind_all_rpc_ports(ypbind_t)
corenet_tcp_connect_all_ports(ypbind_t)
corenet_dontaudit_tcp_bind_all_reserved_ports(ypbind_t)
corenet_dontaudit_udp_bind_all_reserved_ports(ypbind_t)
corenet_sendrecv_all_client_packets(ypbind_t)
corenet_sendrecv_generic_server_packets(ypbind_t)

dev_read_sysfs(ypbind_t)

fs_getattr_all_fs(ypbind_t)
fs_search_auto_mountpoints(ypbind_t)

domain_use_interactive_fds(ypbind_t)

files_list_var(ypbind_t)

init_search_pid_dirs(ypbind_t)

logging_send_syslog_msg(ypbind_t)

sysnet_read_config(ypbind_t)

userdom_dontaudit_use_unpriv_user_fds(ypbind_t)
userdom_dontaudit_search_user_home_dirs(ypbind_t)

optional_policy(`
	dbus_system_bus_client(ypbind_t)
	dbus_connect_system_bus(ypbind_t)
	init_dbus_chat_script(ypbind_t)

	optional_policy(`
		networkmanager_dbus_chat(ypbind_t)
	')
')

optional_policy(`
	seutil_sigchld_newrole(ypbind_t)
')

optional_policy(`
	udev_read_db(ypbind_t)
')

optional_policy(`
    rpcbind_stream_connect(ypbind_t)
')

optional_policy(`
    sssd_search_lib(ypbind_t)
    sssd_stream_connect(ypbind_t)
')

########################################
#
# yppasswdd local policy
#

allow yppasswdd_t self:capability { dac_read_search  };
dontaudit yppasswdd_t self:capability sys_tty_config;
allow yppasswdd_t self:fifo_file rw_fifo_file_perms;
allow yppasswdd_t self:process { getsched setfscreate signal_perms };
allow yppasswdd_t self:unix_dgram_socket create_socket_perms;
allow yppasswdd_t self:unix_stream_socket create_stream_socket_perms;
allow yppasswdd_t self:netlink_route_socket r_netlink_socket_perms;
allow yppasswdd_t self:tcp_socket create_stream_socket_perms;
allow yppasswdd_t self:udp_socket create_socket_perms;

manage_files_pattern(yppasswdd_t, yppasswdd_var_run_t, yppasswdd_var_run_t)
files_pid_filetrans(yppasswdd_t, yppasswdd_var_run_t, file)

manage_files_pattern(yppasswdd_t, var_yp_t, var_yp_t)
manage_lnk_files_pattern(yppasswdd_t, var_yp_t, var_yp_t)

can_exec(yppasswdd_t,yppasswdd_exec_t)

kernel_list_proc(yppasswdd_t)
kernel_read_proc_symlinks(yppasswdd_t)
kernel_getattr_proc_files(yppasswdd_t)
kernel_read_kernel_sysctls(yppasswdd_t)

corenet_all_recvfrom_netlabel(yppasswdd_t)
corenet_tcp_sendrecv_generic_if(yppasswdd_t)
corenet_udp_sendrecv_generic_if(yppasswdd_t)
corenet_tcp_sendrecv_generic_node(yppasswdd_t)
corenet_udp_sendrecv_generic_node(yppasswdd_t)
corenet_tcp_sendrecv_all_ports(yppasswdd_t)
corenet_udp_sendrecv_all_ports(yppasswdd_t)
corenet_tcp_bind_generic_node(yppasswdd_t)
corenet_udp_bind_generic_node(yppasswdd_t)
corenet_tcp_bind_all_rpc_ports(yppasswdd_t)
corenet_udp_bind_all_rpc_ports(yppasswdd_t)
corenet_dontaudit_tcp_bind_all_reserved_ports(yppasswdd_t)
corenet_dontaudit_udp_bind_all_reserved_ports(yppasswdd_t)
corenet_sendrecv_generic_server_packets(yppasswdd_t)

dev_read_urand(yppasswdd_t)
dev_read_sysfs(yppasswdd_t)

fs_getattr_all_fs(yppasswdd_t)
fs_search_auto_mountpoints(yppasswdd_t)

selinux_get_fs_mount(yppasswdd_t)

auth_manage_shadow(yppasswdd_t)
auth_manage_passwd(yppasswdd_t)
auth_relabel_shadow(yppasswdd_t)
auth_etc_filetrans_shadow(yppasswdd_t)

corecmd_exec_bin(yppasswdd_t)
corecmd_exec_shell(yppasswdd_t)

domain_use_interactive_fds(yppasswdd_t)

files_read_etc_runtime_files(yppasswdd_t)
files_relabel_etc_files(yppasswdd_t)

logging_send_syslog_msg(yppasswdd_t)


sysnet_read_config(yppasswdd_t)

userdom_dontaudit_use_unpriv_user_fds(yppasswdd_t)
userdom_dontaudit_search_user_home_dirs(yppasswdd_t)

optional_policy(`
	hostname_exec(yppasswdd_t)
')

optional_policy(`
    mta_send_mail(yppasswdd_t)
')

optional_policy(`
	nis_use_ypbind(yppasswdd_t)
')

optional_policy(`
	seutil_sigchld_newrole(yppasswdd_t)
')

optional_policy(`
	udev_read_db(yppasswdd_t)
')

########################################
#
# ypserv local policy
#

dontaudit ypserv_t self:capability sys_tty_config;
allow ypserv_t self:fifo_file rw_fifo_file_perms;
allow ypserv_t self:process signal_perms;
allow ypserv_t self:unix_dgram_socket create_socket_perms;
allow ypserv_t self:unix_stream_socket create_stream_socket_perms;
allow ypserv_t self:netlink_route_socket r_netlink_socket_perms;
allow ypserv_t self:tcp_socket { connect connected_stream_socket_perms };
allow ypserv_t self:udp_socket create_socket_perms;

manage_files_pattern(ypserv_t, var_yp_t, var_yp_t)
allow ypserv_t var_yp_t:file map;

allow ypserv_t ypserv_conf_t:file read_file_perms;

manage_dirs_pattern(ypserv_t, ypserv_tmp_t, ypserv_tmp_t)
manage_files_pattern(ypserv_t, ypserv_tmp_t, ypserv_tmp_t)
files_tmp_filetrans(ypserv_t, ypserv_tmp_t, { file dir })

manage_files_pattern(ypserv_t, ypserv_var_run_t, ypserv_var_run_t)
files_pid_filetrans(ypserv_t, ypserv_var_run_t, file)

kernel_read_kernel_sysctls(ypserv_t)
kernel_list_proc(ypserv_t)
kernel_read_proc_symlinks(ypserv_t)

corenet_all_recvfrom_netlabel(ypserv_t)
corenet_tcp_sendrecv_generic_if(ypserv_t)
corenet_udp_sendrecv_generic_if(ypserv_t)
corenet_tcp_sendrecv_generic_node(ypserv_t)
corenet_udp_sendrecv_generic_node(ypserv_t)
corenet_tcp_sendrecv_all_ports(ypserv_t)
corenet_udp_sendrecv_all_ports(ypserv_t)
corenet_tcp_bind_generic_node(ypserv_t)
corenet_udp_bind_generic_node(ypserv_t)
corenet_tcp_bind_reserved_port(ypserv_t)
corenet_udp_bind_reserved_port(ypserv_t)
corenet_tcp_bind_all_rpc_ports(ypserv_t)
corenet_udp_bind_all_rpc_ports(ypserv_t)
corenet_dontaudit_tcp_bind_all_reserved_ports(ypserv_t)
corenet_dontaudit_udp_bind_all_reserved_ports(ypserv_t)
corenet_sendrecv_generic_server_packets(ypserv_t)
corenet_tcp_connect_portmap_port(ypserv_t)

dev_read_sysfs(ypserv_t)

fs_getattr_all_fs(ypserv_t)
fs_search_auto_mountpoints(ypserv_t)

corecmd_exec_bin(ypserv_t)

domain_use_interactive_fds(ypserv_t)

files_read_var_files(ypserv_t)

logging_send_syslog_msg(ypserv_t)


nis_domtrans_ypxfr(ypserv_t)

sysnet_read_config(ypserv_t)

userdom_dontaudit_use_unpriv_user_fds(ypserv_t)
userdom_dontaudit_search_user_home_dirs(ypserv_t)

optional_policy(`
	seutil_sigchld_newrole(ypserv_t)
')

optional_policy(`
	udev_read_db(ypserv_t)
')

optional_policy(`
    rpcbind_stream_connect(ypserv_t)
')

########################################
#
# ypxfr local policy
#

allow ypxfr_t self:unix_stream_socket create_stream_socket_perms;
allow ypxfr_t self:unix_dgram_socket create_stream_socket_perms;
allow ypxfr_t self:tcp_socket create_stream_socket_perms;
allow ypxfr_t self:udp_socket create_socket_perms;
allow ypxfr_t self:netlink_route_socket r_netlink_socket_perms;

manage_files_pattern(ypxfr_t, var_yp_t, var_yp_t)

allow ypxfr_t ypserv_t:tcp_socket { read write };
allow ypxfr_t ypserv_t:udp_socket { read write };

allow ypxfr_t ypserv_conf_t:file read_file_perms;

manage_files_pattern(ypxfr_t, ypxfr_var_run_t, ypxfr_var_run_t)
files_pid_filetrans(ypxfr_t, ypxfr_var_run_t, file)

corenet_all_recvfrom_netlabel(ypxfr_t)
corenet_tcp_sendrecv_generic_if(ypxfr_t)
corenet_udp_sendrecv_generic_if(ypxfr_t)
corenet_tcp_sendrecv_generic_node(ypxfr_t)
corenet_udp_sendrecv_generic_node(ypxfr_t)
corenet_tcp_sendrecv_all_ports(ypxfr_t)
corenet_udp_sendrecv_all_ports(ypxfr_t)
corenet_tcp_bind_generic_node(ypxfr_t)
corenet_udp_bind_generic_node(ypxfr_t)
corenet_tcp_bind_reserved_port(ypxfr_t)
corenet_udp_bind_reserved_port(ypxfr_t)
corenet_tcp_bind_all_rpc_ports(ypxfr_t)
corenet_udp_bind_all_rpc_ports(ypxfr_t)
corenet_dontaudit_tcp_bind_all_reserved_ports(ypxfr_t)
corenet_dontaudit_udp_bind_all_reserved_ports(ypxfr_t)
corenet_tcp_connect_all_ports(ypxfr_t)
corenet_sendrecv_generic_server_packets(ypxfr_t)
corenet_sendrecv_all_client_packets(ypxfr_t)

files_search_usr(ypxfr_t)

logging_send_syslog_msg(ypxfr_t)

sysnet_read_config(ypxfr_t)

optional_policy(`
    rpcbind_stream_connect(ypxfr_t)
')

optional_policy(`
    sssd_search_lib(ypxfr_t)
')