policy_module(portmap,1.1.0)

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

type portmap_t;
type portmap_exec_t;
init_daemon_domain(portmap_t,portmap_exec_t)

type portmap_helper_t;
type portmap_helper_exec_t;
init_system_domain(portmap_helper_t,portmap_helper_exec_t)
role system_r types portmap_helper_t;

type portmap_tmp_t;
files_tmp_file(portmap_tmp_t)

type portmap_var_run_t;
files_pid_file(portmap_var_run_t)

########################################
#
# Portmap local policy
#

allow portmap_t self:capability { setuid setgid };
dontaudit portmap_t self:capability sys_tty_config;
allow portmap_t self:netlink_route_socket r_netlink_socket_perms;
allow portmap_t self:unix_dgram_socket create_socket_perms;
allow portmap_t self:unix_stream_socket create_stream_socket_perms;
allow portmap_t self:tcp_socket create_stream_socket_perms;
allow portmap_t self:udp_socket create_socket_perms;

allow portmap_t portmap_tmp_t:dir create_dir_perms;
allow portmap_t portmap_tmp_t:file create_file_perms;
files_filetrans_tmp(portmap_t, portmap_tmp_t, { file dir })

allow portmap_t portmap_var_run_t:file create_file_perms;
allow portmap_t portmap_var_run_t:dir rw_dir_perms;
files_filetrans_pid(portmap_t,portmap_var_run_t)

kernel_read_kernel_sysctl(portmap_t)
kernel_list_proc(portmap_t)
kernel_read_proc_symlinks(portmap_t)
kernel_udp_sendfrom(portmap_t)
kernel_tcp_recvfrom(portmap_t) 

corenet_tcp_sendrecv_all_if(portmap_t)
corenet_udp_sendrecv_all_if(portmap_t)
corenet_raw_sendrecv_all_if(portmap_t)
corenet_tcp_sendrecv_all_nodes(portmap_t)
corenet_udp_sendrecv_all_nodes(portmap_t)
corenet_raw_sendrecv_all_nodes(portmap_t)
corenet_tcp_sendrecv_all_ports(portmap_t)
corenet_udp_sendrecv_all_ports(portmap_t)
corenet_non_ipsec_sendrecv(portmap_t)
corenet_tcp_bind_all_nodes(portmap_t)
corenet_udp_bind_all_nodes(portmap_t)
corenet_tcp_bind_portmap_port(portmap_t)
corenet_udp_bind_portmap_port(portmap_t)
corenet_tcp_connect_all_ports(portmap_t)
# portmap binds to arbitary ports
corenet_tcp_bind_generic_port(portmap_t)
corenet_udp_bind_generic_port(portmap_t)
corenet_tcp_bind_reserved_port(portmap_t)
corenet_udp_bind_reserved_port(portmap_t)
corenet_dontaudit_tcp_bind_all_reserved_ports(portmap_t)
corenet_dontaudit_udp_bind_all_reserved_ports(portmap_t)

dev_read_sysfs(portmap_t)

fs_getattr_all_fs(portmap_t)
fs_search_auto_mountpoints(portmap_t)

term_dontaudit_use_console(portmap_t)

domain_use_wide_inherit_fd(portmap_t)

files_read_etc_files(portmap_t)

init_use_fd(portmap_t)
init_use_script_pty(portmap_t)
init_udp_sendto(portmap_t)
init_udp_sendto_script(portmap_t)

libs_use_ld_so(portmap_t)
libs_use_shared_libs(portmap_t)

logging_send_syslog_msg(portmap_t)

miscfiles_read_localization(portmap_t)

sysnet_read_config(portmap_t)

userdom_dontaudit_use_unpriv_user_fd(portmap_t)
userdom_dontaudit_search_sysadm_home_dir(portmap_t)

ifdef(`targeted_policy', `
	term_dontaudit_use_unallocated_tty(portmap_t)
	term_dontaudit_use_generic_pty(portmap_t)
	files_dontaudit_read_root_file(portmap_t)
')

optional_policy(`inetd',`
	inetd_udp_sendto(portmap_t)
')

optional_policy(`mount',`
	mount_send_nfs_client_request(portmap_t)
')

optional_policy(`nis',`
	nis_use_ypbind(portmap_t)
	nis_udp_sendto_ypbind(portmap_t)
')

optional_policy(`nscd',`
	nscd_use_socket(portmap_t)
')

optional_policy(`rpc',`
	rpc_udp_sendto_nfs(portmap_t)
') 

optional_policy(`selinuxutil',`
	seutil_sigchld_newrole(portmap_t)
')

optional_policy(`udev',`
	udev_read_db(portmap_t)
')

ifdef(`TODO',`
ifdef(`rpcd.te',`can_udp_send(portmap_t, rpcd_t)')
allow portmap_t rpcd_t:udp_socket sendto;
allow rpcd_t portmap_t:udp_socket recvfrom;

ifdef(`lpd.te',`can_udp_send(portmap_t, lpd_t)')
allow portmap_t lpd_t:udp_socket sendto;
allow lpd_t portmap_t:udp_socket recvfrom;

can_udp_send(portmap_t, kernel_t)
allow portmap_t kernel_t:udp_socket sendto;
allow kernel_t portmap_t:udp_socket recvfrom;

can_udp_send(kernel_t, portmap_t)
allow kernel_t portmap_t:udp_socket sendto;
allow portmap_t kernel_t:udp_socket recvfrom;

') dnl end TODO

########################################
#
# Portmap helper local policy
#

dontaudit portmap_helper_t self:capability net_admin;
allow portmap_helper_t self:netlink_route_socket r_netlink_socket_perms;
allow portmap_helper_t self:tcp_socket create_stream_socket_perms;
allow portmap_helper_t self:udp_socket create_socket_perms;

allow portmap_helper_t portmap_var_run_t:file create_file_perms;
files_filetrans_pid(portmap_helper_t,portmap_var_run_t)

corenet_tcp_sendrecv_all_if(portmap_helper_t)
corenet_udp_sendrecv_all_if(portmap_helper_t)
corenet_raw_sendrecv_all_if(portmap_helper_t)
corenet_tcp_sendrecv_all_nodes(portmap_helper_t)
corenet_udp_sendrecv_all_nodes(portmap_helper_t)
corenet_raw_sendrecv_all_nodes(portmap_helper_t)
corenet_tcp_sendrecv_all_ports(portmap_helper_t)
corenet_udp_sendrecv_all_ports(portmap_helper_t)
corenet_non_ipsec_sendrecv(portmap_helper_t)
corenet_tcp_bind_all_nodes(portmap_helper_t)
corenet_udp_bind_all_nodes(portmap_helper_t)
corenet_tcp_bind_reserved_port(portmap_helper_t)
corenet_udp_bind_reserved_port(portmap_helper_t)
corenet_dontaudit_tcp_bind_all_reserved_ports(portmap_helper_t)
corenet_dontaudit_udp_bind_all_reserved_ports(portmap_helper_t)
corenet_tcp_connect_all_ports(portmap_helper_t)

domain_dontaudit_use_wide_inherit_fd(portmap_helper_t)

files_read_etc_files(portmap_helper_t)
files_rw_generic_pids(portmap_helper_t)

init_rw_script_pid(portmap_helper_t)

libs_use_ld_so(portmap_helper_t)
libs_use_shared_libs(portmap_helper_t)

logging_send_syslog_msg(portmap_helper_t)

sysnet_read_config(portmap_helper_t)

userdom_dontaudit_use_all_user_fd(portmap_helper_t)

ifdef(`targeted_policy', `
	term_dontaudit_use_unallocated_tty(portmap_helper_t)
	term_dontaudit_use_generic_pty(portmap_helper_t)
')

optional_policy(`mount',`
	mount_send_nfs_client_request(portmap_helper_t)
')

optional_policy(`nis',`
	nis_use_ypbind(portmap_helper_t)
')

# temporary:
gen_require(`
	type rpcd_t, nfsd_t;
')
# rpcd_t needs to talk to the portmap_t domain
portmap_udp_sendrecv(rpcd_t) 
portmap_tcp_connect(nfsd_t) 
portmap_udp_sendrecv(nfsd_t)