# Copyright (C) 2005 Tresys Technology, LLC

## <module name="bootloader" layer="kernel">

## <summary>Policy for the kernel modules, kernel image, and bootloader.</summary>

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

## <interface name="bootloader_transition">

##	<description>

##		Execute bootloader in the bootloader domain.

##	</description>

##	<parameter name="domain">

##		The type of the process performing this action.

##	</parameter>

##	<infoflow type="write" weight="10"/>

## </interface>

#

define(`bootloader_transition',`

requires_block_template(`$0'_depend)

allow $1 bootloader_exec_t:file { getattr read execute };

allow $1 bootloader_t:process transition;

type_transition $1 bootloader_exec_t:process bootloader_t;

dontaudit $1 bootloader_t:process { noatsecure siginh rlimitinh };

allow $1 bootloader_t:fd use;

allow bootloader_t $1:fd use;

allow bootloader_t $1:fifo_file rw_file_perms;

allow bootloader_t $1:process sigchld;

')

define(`bootloader_transition_depend',`

type bootloader_t;

class file { getattr read execute };

class process { transition noatsecure siginh rlimitinh sigchld };

class fd use;

class fifo_file rw_file_perms;

')

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

## <interface name="bootloader_transition_add_role_use_terminal">

##	<description>

##		Execute bootloader in the bootloader domain, and

##		allow the specified role the bootloader 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 bootloader domain.

##	</parameter>

##	<parameter name="terminal">

##		The type of the terminal allow the bootloader domain to use.

##	</parameter>

##	<infoflow type="write" weight="10"/>

## </interface>

#

define(`bootloader_transition_add_role_use_terminal',`

requires_block_template(`$0'_depend)

bootloader_transition($1)

role $2 types bootloader_t;

allow bootloader_t $3:chr_file { getattr read write ioctl };

')

define(`bootloader_transition_add_role_use_terminal_depend',`

type bootloader_t;

class chr_file { getattr read write ioctl };

')

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

#

# bootloader_search_bootloader_data_directory(domain)

#

define(`bootloader_search_bootloader_data_directory',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir search;

')

define(`bootloader_search_bootloader_data_directory_depend',`

type boot_t;

class dir search;

')

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

#

# bootloader_ignore_search_bootloader_data_directory(domain)

#

define(`bootloader_ignore_search_bootloader_data_directory',`

requires_block_template(`$0'_depend)

dontaudit $1 boot_t:dir search;

')

define(`bootloader_ignore_search_bootloader_data_directory_depend',`

type boot_t;

class dir search;

')

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

#

# bootloader_modify_bootloader_data_directory_symbolic_links(domain)

#

define(`bootloader_modify_bootloader_data_directory_symbolic_links',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read };

allow $1 boot_t:lnk_file { getattr read write };

')

define(`bootloader_modify_bootloader_data_directory_symbolic_links_depend',`

type boot_t;

class dir { getattr search read };

')

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

#

# bootloader_install_kernel(domain)

#

define(`bootloader_install_kernel',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read write add_name };

allow $1 boot_t:file { getattr read write create };

allow $1 boot_t:lnk_file { getattr read create unlink };

')

define(`bootloader_install_kernel_depend',`

type boot_t;

class dir { getattr search read write add_name };

class file { getattr read write create };

class lnk_file { getattr read create unlink };

')

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

#

# bootloader_install_initrd(domain)

#

define(`bootloader_install_initrd',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read write add_name };

allow $1 boot_t:file { getattr read write create };

allow $1 boot_t:lnk_file { getattr read create unlink };

')

define(`bootloader_install_initrd_depend',`

type boot_t;

class dir { getattr search read write add_name };

class file { getattr read write create };

class lnk_file { getattr read create unlink };

')

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

#

# bootloader_install_kernel_symbol_table(domain)

#

define(`bootloader_install_kernel_symbol_table',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read write add_name };

allow $1 system_map_t:file { getattr read write create };

')

define(`bootloader_install_kernel_symbol_table_depend',`

type boot_t, system_map_t;

class dir { getattr search read write add_name };

class file { getattr read write create };

')

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

#

# bootloader_read_kernel_symbol_table(domain)

#

define(`bootloader_read_kernel_symbol_table',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read };

allow $1 system_map_t:file { getattr read };

')

define(`bootloader_read_kernel_symbol_table_depend',`

type boot_t, system_map_t;

class dir { getattr search read };

class file { getattr read };

')

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

#

# bootloader_remove_kernel(domain)

#

define(`bootloader_remove_kernel',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read write remove_name };

allow $1 boot_t:file { getattr unlink };

')

define(`bootloader_remove_kernel_depend',`

type boot_t;

class dir { getattr search read write remove_name };

class file { getattr unlink };

')

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

#

# bootloader_remove_kernel_symbol_table(domain)

#

define(`bootloader_remove_kernel_symbol_table',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read write remove_name };

allow $1 system_map_t:file { getattr unlink };

')

define(`bootloader_remove_kernel_symbol_table_depend',`

type boot_t, system_map_t;

class dir { getattr search read write remove_name };

class file { getattr unlink };

')

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

#

# bootloader_read_config(domain)

#

define(`bootloader_read_config',`

requires_block_template(`$0'_depend)

allow $1 bootloader_etc_t:file { getattr read };

')

define(`bootloader_read_config_depend',`

type bootloader_etc_t;

class file { getattr read };

')

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

#

# bootloader_modify_config(domain)

#

define(`bootloader_modify_bootloader_config',`

requires_block_template(`$0'_depend)

allow $1 bootloader_etc_t:file { getattr read write append };

')

define(`bootloader_modify_bootloader_config_depend',`

type bootloader_etc_t;

class file { getattr read write append };

')

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

#

# bootloader_modify_temporary_data(domain)

#

define(`bootloader_modify_temporary_data',`

requires_block_template(`$0'_depend)

# FIXME: read tmp_t

allow $1 bootloader_tmp_t:file { getattr read write };

')

define(`bootloader_modify_temporary_data_depend',`

type bootloader_tmp_t;

class file { getattr read write setattr };

')

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

#

# bootloader_create_runtime_data(domain)

#

define(`bootloader_create_runtime_data',`

requires_block_template(`$0'_depend)

allow $1 boot_t:dir { getattr search read write add_name remove_name };

allow $1 boot_runtime_t:file { getattr create read write append unlink };

type_transition $1 boot_t:file boot_runtime_t;

')

define(`bootloader_create_runtime_data_depend',`

type boot_t, boot_runtime_t;

class dir { getattr search read write add_name remove_name };

class file { getattr create read write append unlink };

')

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

#

# bootloader_list_kernel_modules(domain)

#

define(`bootloader_list_kernel_modules',`

requires_block_template(`$0'_depend)

allow $1 modules_object_t:dir { getattr search read };

')

define(`bootloader_list_kernel_modules_depend',`

type modules_object_t;

class dir { getattr search read };

')

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

#

# bootloader_read_kernel_modules(domain)

#

define(`bootloader_read_kernel_modules',`

requires_block_template(`$0'_depend)

allow $1 modules_object_t:dir { getattr search read };

allow $1 modules_object_t:lnk_file { getattr read };

allow $1 modules_object_t:file { getattr read lock };

')

define(`bootloader_read_kernel_modules_depend',`

type modules_object_t;

class dir { getattr search read };

class lnk_file { getattr read };

class file { getattr read lock };

')

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

#

# bootloader_write_kernel_modules(domain)

#

define(`bootloader_write_kernel_modules',`

requires_block_template(`$0'_depend)

allow $1 modules_object_t:dir { getattr search read };

allow $1 modules_object_t:file write;

typeattribute $1 can_modify_kernel_modules;

')

define(`bootloader_write_kernel_modules_depend',`

attribute can_modify_kernel_modules;

type modules_object_t;

class dir { getattr search read };

class file write;

')

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

#

# bootloader_manage_kernel_modules(domain)

#

define(`bootloader_manage_kernel_modules',`

requires_block_template(`$0'_depend)

allow $1 modules_object_t:file { getattr create read write setattr unlink };

allow $1 modules_object_t:dir { getattr search read write add_name remove_name };

typeattribute $1 can_modify_kernel_modules;

')

define(`bootloader_manage_kernel_modules_depend',`

attribute can_modify_kernel_modules;

type modules_object_t;

class file { getattr create read write setattr unlink };

class dir { getattr search read write add_name remove_name };

')

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

#

# bootloader_create_private_module_dir_entry(domain,privatetype,[class(es)])

#

define(`bootloader_create_private_module_dir_entry',`

requires_block_template(`$0'_depend)

allow $1 modules_object_t:dir { getattr search read write add_name remove_name };

ifelse(`$3',`',`

type_transition $1 modules_object_t:file $2;

',`

type_transition $1 modules_object_t:$3 $2;

') dnl end ifelse

')

define(`bootloader_create_private_module_dir_entry_depend',`

type modules_object_t;

class dir { getattr search read write add_name remove_name };

')

## </module>