# Copyright (C) 2005 Tresys Technology, LLC

########################################
## <interface name="iptables_transition">
##	<description>
##		Execute iptables in the iptables domain.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="write" weight="10"/>
## </interface>
#
define(`iptables_transition',`
requires_block_template(`$0'_depend)
allow $1 iptables_exec_t:file { getattr read execute };
allow $1 iptables_t:process transition;
type_transition $1 iptables_exec_t:process iptables_t;
dontaudit $1 iptables_t:process { noatsecure siginh rlimitinh };
allow $1 iptables_t:fd use;
allow iptables_t $1:fd use;
allow iptables_t $1:fifo_file rw_file_perms;
allow iptables_t $1:process sigchld;
')

define(`iptables_transition_depend',`
type iptables_t, iptables_exec_t;
class file { getattr read execute };
class process { transition noatsecure siginh rlimitinh sigchld };
class fd use;
class fifo_file rw_file_perms;
')

########################################
## <interface name="iptables_transition_add_role_use_terminal">
##	<description>
##		Execute iptables in the iptables domain, and
##		allow the specified role the iptables domain.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<parameter name="role">
##		The role to be allowed the iptables domain.
##	</parameter>
##	<parameter name="terminal">
##		The type of the terminal allow the iptables domain to use.
##	</parameter>
##	<infoflow type="write" weight="10"/>
## </interface>
#
define(`iptables_transition_add_role_use_terminal',`
requires_block_template(`$0'_depend)
iptables_transition($1)
role $2 types iptables_t;
allow iptables_t $3:chr_file { getattr read write ioctl };
')

define(`iptables_transition_add_role_use_terminal_depend',`
type iptables_t;
class chr_file { getattr read write ioctl };
')

########################################
## <interface name="iptables_execute">
##	<description>
##		Execute iptables in the caller domain.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="none"/>
## </interface>
#
define(`iptables_execute',`
requires_block_template(`$0'_depend)
allow $1 iptables_exec_t:file { getattr read execute execute_no_trans };
')

define(`iptables_execute_depend',`
type iptables_t, iptables_exec_t;
class file { getattr read execute execute_no_trans };
')