## <summary>Remote Procedure Call Daemon for managment of network based process communication</summary>

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

## <summary>

##	The template to define a rpc domain.

## </summary>

## <desc>

##	

##	This template creates a domain to be used for

##	a new rpc daemon.

##	

## </desc>

## <param name="userdomain_prefix">

##	The type of daemon to be used.

## </param>

#

template(`rpc_domain_template', `

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

	#

	# Declarations

	#

	type $1_t;

	type $1_exec_t;

	init_daemon_domain($1_t,$1_exec_t)

	domain_use_wide_inherit_fd($1_t)

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

	#

	# Local Policy

	#

	dontaudit $1_t self:capability { net_admin sys_tty_config };

	allow $1_t self:capability net_bind_service;

	allow $1_t self:process signal_perms;

	allow $1_t self:unix_dgram_socket create_socket_perms;

	allow $1_t self:unix_stream_socket create_stream_socket_perms;

	allow $1_t self:netlink_route_socket r_netlink_socket_perms;

	allow $1_t self:tcp_socket create_stream_socket_perms;

	allow $1_t self:udp_socket create_socket_perms;

	allow $1_t var_lib_nfs_t:dir create_dir_perms;

	allow $1_t var_lib_nfs_t:file create_file_perms;

	kernel_list_proc($1_t)

	kernel_read_proc_symlinks($1_t)

	kernel_read_kernel_sysctl($1_t)

	# bind to arbitary unused ports

	kernel_rw_rpc_sysctl($1_t)

	dev_read_sysfs($1_t)

	corenet_tcp_sendrecv_all_if($1_t)

	corenet_udp_sendrecv_all_if($1_t)

	corenet_raw_sendrecv_all_if($1_t)

	corenet_tcp_sendrecv_all_nodes($1_t)

	corenet_udp_sendrecv_all_nodes($1_t)

	corenet_raw_sendrecv_all_nodes($1_t)

	corenet_tcp_sendrecv_all_ports($1_t)

	corenet_udp_sendrecv_all_ports($1_t)

	corenet_non_ipsec_sendrecv($1_t)

	corenet_tcp_bind_all_nodes($1_t)

	corenet_udp_bind_all_nodes($1_t)

	corenet_tcp_bind_reserved_port($1_t)

	corenet_tcp_bind_reserved_port($1_t)

	corenet_tcp_connect_all_ports($1_t)

	# do not log when it tries to bind to a port belonging to another domain

	corenet_dontaudit_tcp_bind_all_reserved_ports($1_t)

	corenet_dontaudit_udp_bind_all_reserved_ports($1_t)

	# bind to arbitary unused ports

	corenet_tcp_bind_generic_port($1_t)

	fs_search_auto_mountpoints($1_t)

	term_dontaudit_use_console($1_t)

	files_read_etc_files($1_t)

	files_read_etc_runtime_files($1_t)

	files_search_var($1_t)

	files_search_var_lib_dir($1_t)

	init_use_fd($1_t)

	init_use_script_pty($1_t)

	libs_use_ld_so($1_t)

	libs_use_shared_libs($1_t)

	logging_send_syslog_msg($1_t)

	miscfiles_read_localization($1_t)

	sysnet_read_config($1_t)

	userdom_dontaudit_use_unpriv_user_fd($1_t)

	ifdef(`targeted_policy',`

		term_dontaudit_use_unallocated_tty($1_t)

		term_dontaudit_use_generic_pty($1_t)

		files_dontaudit_read_root_file($1_t)

	')

	optional_policy(`mount',`

		mount_send_nfs_client_request($1_t)

	')

	optional_policy(`nis',`

		nis_use_ypbind($1_t)

	')

	optional_policy(`selinuxutil',`

		seutil_sigchld_newrole($1_t)

	')

	optional_policy(`udev',`

		udev_read_db($1_t)

	')

')

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

## <summary>

##      Send UDP network traffic to rpc and recieve UDP traffic from rpc.

## </summary>

## <param name="domain">

##      The type of the process performing this action.

## </param>

#

interface(`rpc_udp_sendto',`

	gen_require(`

		type rpc_t;

	')

	allow $1 rpc_t:udp_socket sendto;

	allow rpc_t $1:udp_socket recvfrom;

')

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

## <summary>

##      Do not audit attempts to get the attributes

##	of the NFS export file.

## </summary>

## <param name="domain">

##      The type of the process performing this action.

## </param>

#

interface(`rpc_dontaudit_getattr_exports',`

	gen_require(`

		type exports_t;

	')

	dontaudit $1 exports_t:file getattr;

')

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

## <summary>

##      Allow read access to exports.

## </summary>

## <param name="domain">

##      The type of the process performing this action.

## </param>

#

interface(`rpc_read_exports',`

	gen_require(`

		type exports_t;

	')

	allow $1 exports_t:file r_file_perms;

')

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

## <summary>

##      Allow write access to exports.

## </summary>

## <param name="domain">

##      The type of the process performing this action.

## </param>

#

interface(`rpc_write_exports',`

	gen_require(`

		type exports_t;

	')

	allow $1 exports_t:file write;

')

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

## <summary>

##      Execute domain in nfsd domain.

## </summary>

## <param name="domain">

##      The type of the process performing this action.

## </param>

#

interface(`rpc_domtrans_nfsd',`

	gen_require(`

		type nfsd_t, nfsd_exec_t;

	')

	domain_auto_trans($1,nfsd_exec_t,nfsd_t)

	allow $1 nfsd_t:fd use;

	allow nfsd_t $1:fd use;

	allow nfsd_t $1:fifo_file rw_file_perms;

	allow nfsd_t $1:process sigchld;

')

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

## <summary>

##      Allow domain to create read and write NFS directories.

## </summary>

## <param name="domain">

##      Domain allowed access.

## </param>

#

interface(`rpc_manage_nfs_rw_content',`

	gen_require(`

		type nfsd_rw_t;	

	')

	allow $1 nfsd_rw_t:dir manage_dir_perms;

	allow $1 nfsd_rw_t:file manage_file_perms;

	allow $1 nfsd_rw_t:lnk_file create_lnk_perms;

')

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

## <summary>

##      Allow domain to create read and write NFS directories.

## </summary>

## <param name="domain">

##      Domain allowed access.

## </param>

#

interface(`rpc_manage_nfs_ro_content',`

	gen_require(`

		type nfsd_ro_t;	

	')

	allow $1 nfsd_ro_t:dir manage_dir_perms;

	allow $1 nfsd_ro_t:file manage_file_perms;

	allow $1 nfsd_ro_t:lnk_file create_lnk_perms;

')

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

## <summary>

##      Allow domain to read and write to an NFS UDP socket.

## </summary>

## <param name="domain">

##      Domain allowed access.

## </param>

#

interface(`rpc_udp_rw_nfs_sockets',`

	gen_require(`

		type nfsd_t;	

	')

	allow $1 nfsd_t:udp_socket rw_socket_perms;

')

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

## <summary>

##      Allow NFS to send UDP network traffic

##      the specified domain and recieve from it.

## </summary>

## <param name="domain">

##      The type of the receiving domain.

## </param>

#

interface(`rpc_udp_sendto_nfs',`

	gen_require(`

		type nfsd_t;

	')

	allow nfsd_t $1:udp_socket sendto;

	allow $1 nfsd_t:udp_socket recvfrom;

')

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

## <summary>

##	Search NFS state data in /var/lib/nfs.

## </summary>

## <param name="domain">

##      Domain allowed access.

## </param>

#

interface(`rpc_search_nfs_state_data',`

	gen_require(`

		type var_lib_nfs_t;

	')

	files_search_var_lib($1)

	allow $1 var_lib_nfs_t:dir search;

')