# Copyright (C) 2005 Tresys Technology, LLC
## <module name="modutils" layer="system">
## <summary>Policy for kernel module utilities</summary>

########################################
## <interface name="modutils_read_kernel_module_dependencies">
##	<description>
##		Read the dependencies of kernel modules.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="read" weight="10"/>
## </interface>
#
define(`modutils_read_kernel_module_dependencies',`
requires_block_template(`$0'_depend)
bootloader_list_kernel_modules($1,optional)
allow $1 modules_dep_t:file { getattr read };
')

define(`modutils_read_kernel_module_dependencies_depend',`
type modules_dep_t;
class file { getattr create read write setattr unlink };
class dir { search read write add_name remove_name };
bootloader_list_kernel_modules_depend
')

########################################
## <interface name="modutils_read_kernel_module_loading_config">
##	<description>
##		Read the configuration options used when
##		loading modules.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="read" weight="10"/>
## </interface>
#
define(`modutils_read_kernel_module_loading_config',`
requires_block_template(`$0'_depend)
allow $1 modules_conf_t:file { getattr read };
')

define(`modutils_read_kernel_module_loading_config_depend',`
type modules_conf_t;
class file { getattr create read write setattr unlink };
')

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

define(`modutils_insmod_transition_depend',`
type insmod_t;
class file { getattr read execute };
class process { transition noatsecure siginh rlimitinh };
')

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

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

########################################
#
# modutils_insmod_execute(domain)
#
define(`modutils_insmod_execute',`
requires_block_template(`$0'_depend)
allow $1 insmod_exec_t:file { getattr read execute execute_no_trans };
')

define(`modutils_insmod_execute_depend',`
type insmod_t;
class file { getattr read execute execute_no_trans };
')

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

define(`modutils_depmod_transition_depend',`
type depmod_t;
class file { getattr read execute };
class process { transition noatsecure siginh rlimitinh };
')

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

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

########################################
#
# modutils_depmod_execute(domain)
#
define(`modutils_depmod_execute',`
requires_block_template(`$0'_depend)
allow $1 depmod_exec_t:file { getattr read execute execute_no_trans };
')

define(`modutils_depmod_execute_depend',`
type depmod_t;
class file { getattr read execute execute_no_trans };
')

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

define(`modutils_update_modules_transition_depend',`
type update_modules_t;
class file { getattr read execute };
class process { transition noatsecure siginh rlimitinh };
')

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

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

########################################
#
# modutils_update_modules_execute(domain)
#
define(`modutils_update_modules_execute',`
requires_block_template(`$0'_depend)
allow $1 update_modules_exec_t:file { getattr read execute execute_no_trans };
')

define(`modutils_update_modules_execute_depend',`
type update_modules_t;
class file { getattr read execute execute_no_trans };
')

## </module>