policy_module(nscd,1.0)

########################################

#

# Declarations

#

# nscd is both the client program and the daemon.

type nscd_t; #, userspace_objmgr

type nscd_exec_t;

init_daemon_domain(nscd_t,nscd_exec_t)

type nscd_var_run_t;

files_pid_file(nscd_var_run_t)

########################################

#

# Local policy

#

allow nscd_t self:capability { kill setgid setuid };

dontaudit nscd_t self:capability sys_tty_config;

allow nscd_t self:process { getattr setsched };

allow nscd_t self:unix_stream_socket create_stream_socket_perms;

allow nscd_t self:unix_dgram_socket create_socket_perms;

allow nscd_t self:netlink_selinux_socket create_socket_perms;

allow nscd_t self:netlink_route_socket r_netlink_socket_perms;

allow nscd_t self:tcp_socket create_socket_perms;

allow nscd_t self:udp_socket { connect connected_socket_perms };

allow nscd_t self:fifo_file { read write };

# For client program operation, invoked from sysadm_t.

# Transition occurs to nscd_t due to direct_sysadm_daemon. 

# cjp: this should probably be in a direct_sysadm_daemon tunable

allow nscd_t self:nscd { admin getstat };

allow nscd_t nscd_var_run_t:file create_file_perms;

allow nscd_t nscd_var_run_t:sock_file create_file_perms;

files_create_pid(nscd_t,nscd_var_run_t,{ file sock_file })

kernel_read_kernel_sysctl(nscd_t)

kernel_list_proc(nscd_t)

kernel_read_proc_symlinks(nscd_t)

dev_read_sysfs(nscd_t)

dev_read_rand(nscd_t)

dev_read_urand(nscd_t)

fs_getattr_all_fs(nscd_t)

fs_search_auto_mountpoints(nscd_t)

term_dontaudit_use_console(nscd_t)

# for when /etc/passwd has just been updated and has the wrong type

auth_getattr_shadow(nscd_t)

corenet_tcp_sendrecv_all_if(nscd_t)

corenet_udp_sendrecv_all_if(nscd_t)

corenet_raw_sendrecv_all_if(nscd_t)

corenet_tcp_sendrecv_all_nodes(nscd_t)

corenet_udp_sendrecv_all_nodes(nscd_t)

corenet_raw_sendrecv_all_nodes(nscd_t)

corenet_tcp_sendrecv_all_ports(nscd_t)

corenet_udp_sendrecv_all_ports(nscd_t)

corenet_tcp_bind_all_nodes(nscd_t)

corenet_udp_bind_all_nodes(nscd_t)

domain_use_wide_inherit_fd(nscd_t)

files_read_etc_files(nscd_t)

init_use_fd(nscd_t)

init_use_script_pty(nscd_t)

libs_use_ld_so(nscd_t)

libs_use_shared_libs(nscd_t)

logging_send_syslog_msg(nscd_t)

miscfiles_read_localization(nscd_t)

sysnet_read_config(nscd_t)

userdom_dontaudit_use_unpriv_user_fd(nscd_t)

userdom_dontaudit_search_sysadm_home_dir(nscd_t)

ifdef(`targeted_policy', `

	term_dontaudit_use_unallocated_tty(nscd_t)

	term_dontaudit_use_generic_pty(nscd_t)

	files_dontaudit_read_root_file(nscd_t)

')

optional_policy(`nis.te',`

	nis_use_ypbind(nscd_t)

')

optional_policy(`rhgb.te',`

	rhgb_domain(nscd_t)

')

optional_policy(`selinuxutils.te',`

	seutil_sigchld_newrole(nscd_t)

')

optional_policy(`udev.te', `

	udev_read_db(nscd_t)

')

ifdef(`TODO',`

nscd_socket_domain(daemon)

optional_policy(`winbind.te', `

	# Handle winbind for samba, Might only be needed for targeted policy

	allow nscd_t winbind_var_run_t:sock_file { read write getattr };

	can_unix_connect(nscd_t, winbind_t)

	allow nscd_t samba_var_t:dir search;

	allow nscd_t winbind_var_run_t:dir { getattr search };

')

allow nscd_t tmp_t:dir { search getattr };

allow nscd_t tmp_t:lnk_file read;

') dnl end TODO