selinux-policy/refpolicy/policy/modules/services/portmap.if

## <summary>RPC port mapping service.</summary>

########################################
## <summary>
##	Execute portmap_helper in the helper domain.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`portmap_domtrans_helper',`
	gen_require(`
		type portmap_helper_t, portmap_helper_exec_t;
		class process sigchld;
		class fd use;
		class fifo_file rw_file_perms;
	')

	corecmd_search_bin($1)
	domain_auto_trans($1,portmap_helper_exec_t,portmap_helper_t)

	allow $1 portmap_helper_t:fd use;
	allow portmap_helper_t $1:fd use;
	allow portmap_helper_t $1:fifo_file rw_file_perms;
	allow portmap_helper_t $1:process sigchld;
')

########################################
## <summary>
##	Execute portmap helper in the helper domain, and
##	allow the specified role the helper domain.
##	Communicate with portmap.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
## <param name="role">
##	The role to be allowed the portmap domain.
## </param>
## <param name="terminal">
##	The type of the terminal allow the portmap domain to use.
## </param>
#
interface(`portmap_run_helper',`
	gen_require(`
		type portmap_t, portmap_helper_t;
		class chr_file { getattr read write ioctl };
	')

	portmap_domtrans_helper($1)
	role $2 types portmap_helper_t;
	allow portmap_helper_t $3:chr_file { getattr read write ioctl };

	# send to portmap
	allow $1 portmap_t:udp_socket sendto;
	allow portmap_t $1:udp_socket recvfrom;

	# receive from portmap
	allow portmap_t $1:udp_socket sendto;
	allow $1 portmap_t:udp_socket recvfrom;
')

########################################
## <summary>
##	Send UDP network traffic to portmap.
## </summary>
## <param name="domain">
##	The type of the process performing this action.
## </param>
#
interface(`portmap_udp_sendto',`
	gen_require(`
		type portmap_t;
		class udp_socket { sendto recvfrom };
	')

	allow $1 portmap_t:udp_socket sendto;
	allow portmap_t $1:udp_socket recvfrom;
')