selinux-policy/policy/modules/system/iptables.if

## <summary>Policy for iptables.</summary>

########################################
## <summary>
##	Execute iptables in the iptables domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
#
interface(`iptables_domtrans',`
	gen_require(`
		type iptables_t, iptables_exec_t;
	')

	corecmd_search_bin($1)
	domtrans_pattern($1, iptables_exec_t, iptables_t)

	ifdef(`hide_broken_symptoms', `
	        dontaudit iptables_t $1:socket_class_set { read write };
	')
')

########################################
## <summary>
##	Execute iptables in the iptables domain, and
##	allow the specified role the iptables domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`iptables_run',`
	gen_require(`
		type iptables_t;
	')

	iptables_domtrans($1)
	role $2 types iptables_t;

	sysnet_run_ifconfig(iptables_t, $2)

	optional_policy(`
		modutils_run_insmod(iptables_t, $2)
	')
')

########################################
## <summary>
##	Execute iptables in the caller domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`iptables_exec',`
	gen_require(`
		type iptables_exec_t;
	')

	corecmd_search_bin($1)
	can_exec($1, iptables_exec_t)
')

#####################################
## <summary>
##	Execute iptables in the iptables domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
#
interface(`iptables_initrc_domtrans',`
	gen_require(`
		type iptables_initrc_exec_t;
	')

	init_labeled_script_domtrans($1, iptables_initrc_exec_t)
')

#####################################
## <summary>
##	Set the attributes of iptables config files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`iptables_setattr_config',`
	gen_require(`
		type iptables_conf_t;
	')

	files_search_etc($1)
	allow $1 iptables_conf_t:file setattr;
')

#####################################
## <summary>
##	Read iptables config files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`iptables_read_config',`
	gen_require(`
		type iptables_conf_t;
	')

	files_search_etc($1)
	allow $1 iptables_conf_t:dir list_dir_perms;
	read_files_pattern($1, iptables_conf_t, iptables_conf_t)
')

#####################################
## <summary>
##	Create files in /etc with the type used for
##	the iptables config files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`iptables_etc_filetrans_config',`
	gen_require(`
		type iptables_conf_t;
	')

	files_etc_filetrans($1, iptables_conf_t, file)
')

###################################
## <summary>
##	Manage iptables config files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`iptables_manage_config',`
	gen_require(`
		type iptables_conf_t;
		type etc_t;
	')

	files_search_etc($1)
	manage_files_pattern($1, iptables_conf_t, iptables_conf_t)
')